1 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
3 PR rtl-optimization/67483
4 * combine.c (make_compound_operation): Don't call extract_left_shift
5 with negative shift amounts.
7 2016-05-13 Jakub Jelinek <jakub@redhat.com>
10 * fold-const.c (fold_checksum_tree): Allow modification
11 of TYPE_ALIAS_SET during folding.
13 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15 (ix86_split_to_parts): Likewise. Fix up formatting.
17 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
19 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
20 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
23 2016-05-13 Nathan Sidwell <nathan@acm.org>
25 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
26 (nvptx_name_replacement): Delete.
27 (write_fn_proto, write_fn_proto_from_insn,
28 nvptx_output_call_insn): Remove nvptx_name_replacement call.
29 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
30 * langhooks.c (add_builtin_funcction_common): Call
31 targetm.mangle_decl_assembler_name.
33 * config/nvptx/nvptx.c (write_fn_proto): Handle
34 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
36 2016-05-13 Martin Liska <mliska@suse.cz>
38 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
39 and PRIu64 in printf format.
41 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
43 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
46 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
48 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
49 Change --param max-completely-peeled-times to
50 --param max-completely-peel-times in dump file printing.
52 2016-05-13 Richard Biener <rguenther@suse.de>
54 PR tree-optimization/42587
55 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
56 (find_bswap_or_nop_1): Likewise.
57 (bswap_replace): Likewise.
59 2016-05-13 Martin Liska <mliska@suse.cz>
61 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
62 Initialize a variable with default value.
64 2016-05-13 Martin Liska <mliska@suse.cz>
66 * doc/invoke.texi: Enhance explanation of error recovery
69 2016-05-13 Martin Liska <mliska@suse.cz>
71 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
72 (struct cost_pair): Change inv_expr_id (int) to inv_expr
74 (struct iv_inv_expr_ent): Comment struct fields.
75 (sort_iv_inv_expr_ent): New function.
76 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
77 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
78 a hash_map between iv_inv_expr_ent and number of usages.
79 (niter_for_exit): Fix coding style.
80 (tree_ssa_iv_optimize_init): Use renamed variable.
81 (determine_base_object): Fix coding style.
83 (find_interesting_uses_outside): Likewise.
84 (add_candidate_1): Likewise.
85 (add_standard_iv_candidates): Likewise.
86 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
87 (prepare_decl_rtl): Fix coding style.
88 (get_address_cost): Likewise.
89 (get_shiftadd_cost): Likewise.
90 (force_expr_to_var_cost): Likewise.
91 (compare_aff_trees): Likewise.
92 (get_expr_id): Restructure the function.
93 (get_loop_invariant_expr_id): Renamed to
94 get_loop_invariant_expr.
95 (get_computation_cost_at): Replace usage of inv_expr_id with
97 (get_computation_cost): Likewise.
98 (determine_group_iv_cost_generic): Likewise.
99 (determine_group_iv_cost_address): Likewise.
100 (iv_period): Fix coding style.
101 (iv_elimination_compare_lt): Likewise.
102 (may_eliminate_iv): Likewise.
103 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
105 (determine_group_iv_costs): Dump invariant expressions.
106 (iv_ca_recount_cost): Use the newly added hash_map.
107 (iv_ca_set_remove_invariants): Fix coding style.
108 (iv_ca_set_add_invariants): Fix coding style.
109 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
111 (iv_ca_set_cp): Likewise.
112 (iv_ca_new): Initialize the newly added hash_map and remove
113 initialization of fields.
114 (iv_ca_free): Delete the hash_map.
115 (iv_ca_dump): Dump invariant expressions.
116 (iv_ca_extend): Fix coding style.
117 (try_add_cand_for): Likewise.
118 (create_new_ivs): Dump information about # of avg iterations and
119 # of used invariant expressions.
120 (rewrite_use_compare): Fix coding style.
121 (free_loop_data): Set default value for max_inv_expr_id.
123 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
125 * cse.c (rest_of_handle_cse): Use cleanup_cfg
126 returned value cse_cfg_altered computation.
127 (rest_of_handle_cse2): Likewise.
128 (rest_of_handle_cse_after_global_opts): Likewise.
130 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
133 * config/arm/arm.c (arm32_output_mi_thunk): New.
134 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
135 to split Thumb1 vs TARGET_32BIT functionality.
136 (arm_thumb1_mi_thunk): New.
138 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
140 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
143 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
146 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
148 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
150 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
151 (expand_builtin_trap): Emit a regular call.
152 (set_builtin_user_assembler_name): Remove obsolete cases.
153 * dse.c (scan_insn): Adjust.
154 * except.c: Include calls.h.
155 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
156 emit a regular call to setjmp.
157 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
158 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
159 (emit_block_move_via_libcall): Delete.
160 (block_move_fn): Delete.
161 (init_block_move_fn): Likewise.
162 (emit_block_move_libcall_fn): Likewise.
163 (emit_block_op_via_libcall): New function.
164 (set_storage_via_libcall): Tidy up and use memset builtin.
165 (block_clear_fn): Delete.
166 (init_block_clear_fn): Likewise.
167 (clear_storage_libcall_fn): Likewise.
168 (expand_assignment): Call emit_block_move_via_libcall.
169 Do not include gt-expr.h.
170 * expr.h (emit_block_op_via_libcall): Declare.
171 (emit_block_copy_via_libcall): New inline function.
172 (emit_block_move_via_libcall): Likewise.
173 (emit_block_comp_via_libcall): Likewise.
174 (block_clear_fn): Delete.
175 (init_block_move_fn): Likewise.
176 (init_block_clear_fn): Likewise.
177 (emit_block_move_via_libcall): Likewise.
178 (set_storage_via_libcall): Add default parameter value.
179 * libfuncs.h (enum libfunc_index): Remove obsolete values.
180 (abort_libfunc): Delete.
181 (memcpy_libfunc): Likewise.
182 (memmove_libfunc): Likewise.
183 (memcmp_libfunc): Likewise.
184 (memset_libfunc): Likewise.
185 (setbits_libfunc): Likewise.
186 (setjmp_libfunc): Likewise.
187 (longjmp_libfunc): Likewise.
188 (profile_function_entry_libfunc): Likewise.
189 (profile_function_exit_libfunc): Likewise.
190 (gcov_flush_libfunc): Likewise.
191 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
192 and DECL_VISIBILITY on the declaration.
193 (init_optabs): Do not initialize obsolete libfuncs.
194 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
195 * tree-core.h (ECF_RET1): Define.
196 (ECF_TM_PURE): Adjust.
197 (ECF_TM_BUILTIN): Likewise.
198 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
199 (build_common_builtin_nodes): Initialize abort builtin.
200 Add ECF_RET1 on memcpy, memmove and memset builtins.
201 Pass final flags for alloca and alloca_with_align builtins.
202 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
204 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
205 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
206 set_storage_via_libcall and call emit_block_copy_via_libcall.
208 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
210 * config/i386/i386.md (*call_got_x32): Change operand 0 to
211 DImode before it is passed to ix86_output_call_operand.
212 (*call_value_got_x32): Ditto for operand 1.
214 2016-05-12 Jiong Wang <jiong.wang@arm.com>
216 PR rtl-optimization/70904
217 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
218 reload for wide mode.
220 2016-05-12 Marek Polacek <polacek@redhat.com>
223 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
224 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
225 * langhooks.h (incomplete_type_error): Likewise.
226 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
227 parameter, pass it down to incomplete_type_error.
228 * tree.h (size_in_bytes): New inline overload.
229 (size_in_bytes_loc): Renamed from size_in_bytes.
231 2016-05-12 Richard Biener <rguenther@suse.de>
233 PR tree-optimization/71059
234 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
235 nary before looking up or entering the expression into the VN
237 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
238 Make sure to re-use NARYs without result as inserted by
241 2016-05-12 Richard Biener <rguenther@suse.de>
243 PR tree-optimization/71062
244 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
246 * tree-ssa-structalias.c (set_uids_in_ptset): Set
247 vars_contains_restrict if the var is a restrict tag.
248 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
249 do not disambiguate pointers against it.
250 (dump_points_to_solution): Re-structure and adjust for new
251 vars_contains_restrict flag.
252 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
254 2016-05-12 Martin Liska <mliska@suse.cz>
256 * doc/invoke.texi: Explain connection between
257 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
259 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
261 PR tree-optimization/71006
262 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
263 consider COND_EXPR as a mask producer.
265 2016-05-12 Marek Polacek <polacek@redhat.com>
268 * opts.c (common_handle_option): Detect missing argument for --help^.
270 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
273 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
274 when popping the PC and within an interrupt handler routine.
275 Add missing tab to output of "ldmfd".
276 (output_return_instruction): Output LDMFD with SP update rather
277 than POP when returning from interrupt handler.
279 2016-05-12 Jakub Jelinek <jakub@redhat.com>
281 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
282 TARGET_64BIT && TARGET_AVX512DQ.
283 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
284 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
285 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
286 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
287 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
288 (*vec_extractv4si_zext): Add avx512dq alternative.
289 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
290 use v instead of x constraint in other alternatives where possible.
292 * config/i386/sse.md (sse2_loadld): Use v instead of x
293 constraint in alternatives 0,1,4.
295 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
296 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
297 v constraints instead of x and <pinsr_evex_isa> isa attribute.
300 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
301 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
302 is not emitted unless TARGET_AVX512BW.
303 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
304 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
305 for the result operand.
307 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
308 constraint instead of x in avx alternatives. Use maybe_evex instead
311 * config/i386/constraints.md (Yv): New constraint.
312 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
313 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
314 * config/i386/i386.md (avx512fvecmode): New mode attr.
315 (*pushtf): Use v constraint instead of x.
316 (*movtf_internal): Likewise. For TARGET_AVX512VL and
317 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
318 (*absneg<mode>2): Use Yv constraint instead of x constraint.
319 (*absnegtf2_sse): Likewise.
320 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
321 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
322 avx512f alternatives.
323 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
325 2016-05-12 Richard Biener <rguenther@suse.de>
327 PR tree-optimization/71060
328 * tree-data-ref.c (initialize_data_dependence_relation): Do not
329 require exact match of DR_BASE_OBJECT but only matching address and
332 2016-05-12 Richard Biener <rguenther@suse.de>
334 PR tree-optimization/70986
335 * cfganal.c: Include cfgloop.h.
336 (dfs_find_deadend): Prefer to take edges exiting loops.
338 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
340 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
341 compile and run time.
343 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
346 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
348 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
350 * config/i386/i386.c (legitimize_pic_address): Use
351 copy_to_suggested_reg instead of gen_movsi.
353 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
355 * config/rs6000/predicates.md (quad_memory_operand): Move most of
356 the code into quad_address_p and call it to share code with
357 vsx_quad_dform_memory_operand.
358 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
360 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
361 bit instead of being a separate word. Split -mpower9-dform into
362 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
363 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
364 for the register class supporting 128-bit quad word memory offsets.
365 (mode_supports_vsx_dform_quad): Helper function to return if the
366 register class uses quad word memory offsets.
367 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
368 (rs6000_debug_reg_global): Always print if we are using LRA or not.
369 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
370 instructions are enabled, set up the appropriate addr_masks for
372 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
373 -mpower9-dform-scalar, instead of -mpower9-dform.
374 (rs6000_option_override_internal): Split -mpower9-dform into two
375 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
376 -mpower9-dform switch sets or clears both. If we are not using
377 the LRA register allocator, do not enable -mpower9-dform-vector by
378 default. If we are using LRA, enable -mpower9-dform-vector and
379 -mvsx-timode if it is appropriate. Issue a warning if either
380 -mpower9-dform-vector or -mvsx-timode are explicitly used without
382 (quad_address_offset_p): New helper function to return if the
383 offset is legal for quad word memory instructions.
384 (quad_address_p): New function to determin if GPR or vector
385 register quad word memory addresses are legal.
386 (mem_operand_gpr): Validate quad word address offsets.
387 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
388 d-form (register + offset) instructions.
389 (offsettable_ok_by_alignment): Likewise.
390 (rs6000_legitimate_offset_address_p): Likewise.
391 (legitimate_lo_sum_address_p): Likewise.
392 (rs6000_legitimize_address): Likewise.
393 (rs6000_legitimize_reload_address): Add more debug statements for
395 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
397 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
398 d-form instructions. Distinguish different cases in debug
399 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
401 (rs6000_preferred_reload_class): Likewise.
402 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
403 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
404 of the ISA 2.06 indexed memory instructions.
405 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
406 use them to save/restore the saved vector registers instead of
407 using Altivec instructions.
408 (rs6000_emit_epilogue): Likewise.
409 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
410 (rs6000_opt_masks): Split -mpower9-dform into
411 -mpower9-dform-scalar and -mpower9-dform-vector.
412 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
414 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
415 ISA 3.0 vector indexed memory instructions, and fold the code into
416 the normal mov<mode> patterns.
417 (p9_vecstore_<mode>): Likewise.
418 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
420 (vsx_movti_64bit): Likewise.
421 (vsx_movti_32bit): Likewise.
422 * config/rs6000/constraints.md (wO constraint): New constraint for
423 ISA 3.0 vector d-form support.
424 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
425 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
426 include -mpower9-dform-vector until we switch over to LRA.
427 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
428 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
429 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
430 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
431 for -mpower9-dform and -mlra.
432 * doc/md.texi (wO constraint): Document wO constraint.
434 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
436 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
437 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
438 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
439 Move handling of non-insn arguments inline into the sole user:
440 (output_trans_func): ...here.
441 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
442 in emitted function prototype.
443 (output_internal_insn_latency_func): Ditto. Simplify.
444 (output_internal_maximal_insn_latency_func): Ditto. Delete
445 always-unused argument.
446 (output_insn_latency_func): Ditto.
447 (output_maximal_insn_latency_func): Ditto.
449 2016-05-11 Richard Biener <rguenther@suse.de>
451 PR tree-optimization/71055
452 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
453 sth with precision not equal to access size verify we don't chop
456 2016-05-11 Richard Biener <rguenther@suse.de>
459 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
460 (dwarf2out_finish): Move retry_incomplete_types call ...
461 (dwarf2out_early_finish): ... here.
463 2016-05-11 Richard Biener <rguenther@suse.de>
466 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
467 if the langhook insists on it.
468 * fold-const.c (make_bit_field_ref): Add arg for the original
469 reference and preserve its alias-set.
470 (decode_field_reference): Take exp by reference and adjust it
471 to the original memory reference.
472 (optimize_bit_field_compare): Adjust callers.
473 (fold_truth_andor_1): Likewise.
474 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
476 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
479 * cfgrtl.h (delete_insn_and_edges): Now return bool.
480 * cfgrtl.c (delete_insn_and_edges): Likewise.
481 * config/i386/i386.c (convert_scalars_to_vector): Remove
483 * cse.c (cse_insn): Compute cse_cfg_altered.
484 (delete_trivially_dead_insns): Likewise.
485 (cse_cc_succs): Likewise.
486 (rest_of_handle_cse): Free dominance info if required.
487 (rest_of_handle_cse2): Likewise.
488 (rest_of_handle_cse_after_global_opts): Likewise.
490 2016-05-11 Alan Modra <amodra@gmail.com>
492 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
493 abi_v4_pass_in_fpr): New functions.
494 (rs6000_function_arg_boundary): Exclude complex IBM long double
495 from 64-bit alignment when ABI_V4.
496 (rs6000_function_arg, rs6000_function_arg_advance_1,
497 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
499 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
501 PR rtl-optimization/71028
502 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
503 jump with just a return in the fallthrough block if the branch
504 block contains just a return as well.
506 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
508 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
509 * match.pd ((X & Y) ^ Y): ... this.
510 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
511 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
513 2016-05-10 David Malcolm <dmalcolm@redhat.com>
515 * read-md.c (require_char_ws): New function.
516 (read_string): Simplify using require_char_ws.
517 (handle_constants): Likewise.
518 (handle_enum): Likewise.
519 (handle_file): Likewise.
520 * read-md.h (require_char_ws): New declaration.
521 * read-rtl.c (read_conditions): Simplify using require_char_ws.
522 (read_mapping): Likewise.
523 (read_rtx_code): Likewise.
524 (read_nested_rtx): Likewise.
526 2016-05-10 James Norris <jnorris@codesourcery.com>
528 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
529 if offloading is enabled and -fopenacc or -fopenmp is specified.
530 (CRTOFFLOADEND): Likewise.
531 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
532 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
534 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
537 gotoff_operand code paths. Use copy_to_suggested_regs and
538 expand_simple_binop where appropriate. Cleanup.
540 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
543 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
545 (dimode_scalar_chain::vector_const_cost): New.
546 (dimode_scalar_chain::compute_convert_gain): Handle constants.
547 (dimode_scalar_chain::convert_op): Likewise.
548 (dimode_scalar_chain::convert_insn): Likewise.
550 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
552 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
553 unary operation, not a binary one.
555 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
558 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
559 calls with type casted fndecl.
561 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
563 PR tree-optimization/70786
564 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
565 * gcc/calls.c (initialize_argument_information): Bind bounds
566 with corresponding args passed by reference.
568 2016-05-10 Jakub Jelinek <jakub@redhat.com>
571 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
572 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
573 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
576 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
579 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
580 code for a zero scale factor.
581 (vsx_xvcvdpuxds_scale): Likewise.
583 2016-05-10 David Malcolm <dmalcolm@redhat.com>
585 * diagnostic-show-locus.c (layout::layout): Call show_ruler
586 if show_ruler_p was set on the context.
587 (layout::show_ruler): New method.
588 * diagnostic.h (struct diagnostic_context): Add field
591 2016-05-10 Richard Biener <rguenther@suse.de>
593 PR tree-optimization/71039
594 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
595 (chk_uses): New function.
596 (propagate_with_phi): Verify we can safely replicate the lhs of an
597 aggregate assignment on all incoming edges.
599 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
601 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
603 (rx_atomic_sequence): New class.
604 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
605 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
607 (rx_atomic_sequence::rx_atomic_sequence,
608 rx_atomic_sequence::~rx_atomic_sequence): New functions.
609 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
610 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
611 CTRLREG_INTB): New constants.
612 (FETCHOP): New code iterator.
613 (fethcop_name, fetchop_name2): New iterator code attributes.
614 (QIHI): New mode iterator.
615 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
616 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
617 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
619 2016-05-10 Martin Liska <mliska@suse.cz>
621 * tree-inline.c (remap_dependence_clique): Do not remap
622 debugging statements.
624 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
626 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
627 ("*fixuns_truncdfdi2_z13")
628 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
629 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
630 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
632 2016-05-10 Richard Biener <rguenther@suse.de>
634 PR tree-optimization/70497
635 PR tree-optimization/28367
636 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
638 (visit_reference_op_load): ... here.
639 (vn_reference_lookup_3): Use it to handle subreg-like accesses
640 with simplified BIT_FIELD_REFs.
641 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
642 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
645 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
647 * dwarf2out.c (add_abstract_origin_attribute): Adjust
648 documentation comment. For BLOCK nodes, add a
649 DW_AT_abstract_origin attribute that points to the DIE generated
650 for the origin BLOCK.
651 (gen_lexical_block_die): Call add_abstract_origin_attribute for
652 blocks from inlined functions.
654 2016-05-10 Alan Modra <amodra@gmail.com>
657 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
658 regrename modifying insns saving lr before __morestack call.
659 * config/rs6000/rs6000.md (split_stack_return): Similarly for
660 insns restoring lr after __morestack call.
662 2016-05-09 Jakub Jelinek <jakub@redhat.com>
664 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
665 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
667 * config/i386/sse.md (vec_interleave_high<mode>,
668 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
669 <avx512>_vpermt2var<mode>3_maskz): Likewise.
671 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
673 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
674 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
675 parallel reassociation for power8 and forward.
677 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/i386.md (absneg splitters with general regs): Use
680 general_reg_operand predicate.
681 (btsq peephole2): Use x86_64_immediate_operand to check if new
682 value is suitable for immediate operand. Generate emitted insn
683 using RTL expressions.
684 (btcq peephole2): Ditto.
685 (btrq peephole2): Ditto. Generate correct immediate operand
688 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
690 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
693 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
695 * tree-affine.c (wide_int_constant_multiple_p): Add missing
698 2016-05-09 Richard Biener <rguenther@suse.de>
700 PR tree-optimization/70985
701 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
702 op0 isn't a gimple register.
704 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
706 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
707 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
708 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
709 (i6400_fpu_mult): New cpu units.
710 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
711 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
712 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
713 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
714 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
715 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
716 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
717 (i6400_msa_long_float4, i6400_msa_long_float5)
718 (i6400_msa_long_float8, i6400_msa_fdiv_df)
719 (i6400_msa_fdiv_sf): New reservations.
720 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
721 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
722 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
723 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
724 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
725 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
726 (msa_short_cmp, msa_short_float2, msa_short_logic3)
727 (msa_short_store4, msa_long_load, msa_short_store)
728 (msa_long_logic, msa_long_float2, msa_long_float4)
729 (msa_long_float5, msa_long_float8, msa_long_mult)
730 (msa_long_fdiv, msa_long_div): New reservations.
732 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
733 Sameera Deshpande <sameera.deshpande@imgtec.com>
734 Matthew Fortune <matthew.fortune@imgtec.com>
735 Graham Stott <graham.stott@imgtec.com>
736 Chao-ying Fu <chao-ying.fu@imgtec.com>
738 * config.gcc: Add MSA header file for mips*-*-* target.
739 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
740 (Ubv8i, Urv8): New constraints.
741 * config/mips/mips-ftypes.def: Add function types for MSA
743 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
744 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
745 * config/mips/mips-msa.md: New file.
746 * config/mips/mips-protos.h
747 (mips_split_128bit_const_insns): New prototype.
748 (mips_msa_idiv_insns): Likewise.
749 (mips_split_128bit_move): Likewise.
750 (mips_split_128bit_move_p): Likewise.
751 (mips_split_msa_copy_d): Likewise.
752 (mips_split_msa_insert_d): Likewise.
753 (mips_split_msa_fill_d): Likewise.
754 (mips_expand_msa_branch): Likewise.
755 (mips_const_vector_same_val_p): Likewise.
756 (mips_const_vector_same_bytes_p): Likewise.
757 (mips_const_vector_same_int_p): Likewise.
758 (mips_const_vector_shuffle_set_p): Likewise.
759 (mips_const_vector_bitimm_set_p): Likewise.
760 (mips_const_vector_bitimm_clr_p): Likewise.
761 (mips_msa_vec_parallel_const_half): Likewise.
762 (mips_msa_output_division): Likewise.
763 (mips_ldst_scaled_shift): Likewise.
764 (mips_expand_vec_cond_expr): Likewise.
765 * config/mips/mips.c (enum mips_builtin_type): Add
766 MIPS_BUILTIN_MSA_TEST_BRANCH.
767 (mips_gen_const_int_vector_shuffle): New prototype.
768 (mips_const_vector_bitimm_set_p): New function.
769 (mips_const_vector_bitimm_clr_p): Likewise.
770 (mips_const_vector_same_val_p): Likewise.
771 (mips_const_vector_same_bytes_p): Likewise.
772 (mips_const_vector_same_int_p): Likewise.
773 (mips_const_vector_shuffle_set_p): Likewise.
774 (mips_symbol_insns): Forbid loading symbols via immediate for
776 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
778 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
780 (mips_lx_address_p): Add support load indexed address for MSA.
781 (mips_address_insns): Add calculation of instructions needed for
782 stores and loads for MSA.
783 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
784 CONST_VECTOR for MSA and let it fall through.
785 (mips_ldst_scaled_shift): New function.
786 (mips_subword_at_byte): Likewise.
787 (mips_msa_idiv_insns): Likewise.
788 (mips_legitimize_move): Validate MSA moves.
789 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
790 calculation of costs for MSA division.
791 (mips_split_move_p): Check if MSA moves need splitting.
792 (mips_split_move): Split MSA moves if necessary.
793 (mips_split_128bit_move_p): New function.
794 (mips_split_128bit_move): Likewise.
795 (mips_split_msa_copy_d): Likewise.
796 (mips_split_msa_insert_d): Likewise.
797 (mips_split_msa_fill_d): Likewise.
798 (mips_output_move): Handle MSA moves.
799 (mips_expand_msa_branch): New function.
800 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
801 Reinstate 'y' modifier.
802 (mips_file_start): Add MSA .gnu_attribute.
803 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
805 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
806 (mips_class_max_nregs): Add register size for MSA supported mode.
807 (mips_cannot_change_mode_class): Allow conversion between MSA
808 vector modes and TImode.
809 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
811 (mips_secondary_reload_class): Force MSA loads/stores via memory.
812 (mips_preferred_simd_mode): Add preffered modes for MSA.
813 (mips_vector_mode_supported_p): Add MSA supported modes.
814 (mips_autovectorize_vector_sizes): New function.
815 (mips_msa_output_division): Likewise.
816 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
817 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
818 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
819 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
820 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
821 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
822 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
823 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
824 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
825 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
826 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
827 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
828 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
829 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
830 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
831 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
832 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
833 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
834 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
835 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
836 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
837 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
838 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
839 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
840 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
841 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
842 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
843 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
844 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
845 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
846 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
847 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
848 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
849 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
850 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
851 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
852 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
853 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
854 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
855 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
856 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
857 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
858 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
859 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
860 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
861 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
862 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
863 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
864 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
865 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
866 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
867 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
868 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
869 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
870 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
871 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
872 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
873 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
874 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
875 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
876 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
877 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
878 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
879 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
880 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
881 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
882 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
883 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
884 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
885 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
886 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
887 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
888 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
889 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
890 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
891 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
892 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
893 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
894 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
895 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
896 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
897 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
898 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
899 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
900 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
901 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
902 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
903 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
904 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
905 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
906 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
907 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
908 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
909 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
910 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
911 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
912 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
913 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
914 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
915 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
916 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
917 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
918 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
919 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
920 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
921 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
922 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
923 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
924 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
925 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
926 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
927 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
928 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
929 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
930 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
931 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
932 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
933 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
934 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
935 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
936 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
937 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
938 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
939 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
940 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
941 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
942 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
943 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
944 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
945 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
946 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
947 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
948 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
949 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
950 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
951 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
952 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
953 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
954 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
955 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
956 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
957 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
958 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
959 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
960 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
961 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
962 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
963 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
964 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
965 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
966 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
968 (mips_get_builtin_decl_index): New array.
969 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
970 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
971 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
972 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
973 (mips_init_builtins): Initialize mips_get_builtin_decl_index
975 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
977 (mips_expand_builtin_insn): Prepare operands for
978 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
979 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
980 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
981 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
982 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
983 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
984 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
985 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
986 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
987 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
988 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
989 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
990 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
991 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
992 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
993 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
994 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
995 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
996 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
997 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
998 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
999 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1000 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1001 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1002 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1003 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1004 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1005 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1006 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1007 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1008 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1009 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1010 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1011 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1012 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1013 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1014 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1015 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1016 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1017 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1018 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1019 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1020 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1021 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1022 These are set implicitly and an error is reported if overridden.
1023 (mips_expand_builtin_msa_test_branch): New function.
1024 (mips_expand_msa_shuffle): Likewise.
1025 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1026 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1027 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1028 (mips_expand_vec_unpack): Add support for MSA.
1029 (mips_expand_vector_init): Likewise.
1030 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1031 instead of const0_rtx.
1032 (mips_msa_vec_parallel_const_half): New function.
1033 (mips_gen_const_int_vector): Likewise.
1034 (mips_gen_const_int_vector_shuffle): Likewise.
1035 (mips_expand_msa_cmp): Likewise.
1036 (mips_expand_vec_cond_expr): Likewise.
1037 * config/mips/mips.h
1038 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1039 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1041 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1042 (ISA_HAS_MSA): New macro.
1043 (UNITS_PER_MSA_REG): Likewise.
1044 (BITS_PER_MSA_REG): Likewise.
1045 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1046 (MSA_REG_FIRST): New macro.
1047 (MSA_REG_LAST): Likewise.
1048 (MSA_REG_NUM): Likewise.
1049 (MSA_REG_P): Likewise.
1050 (MSA_REG_RTX_P): Likewise.
1051 (MSA_SUPPORTED_MODE_P): Likewise.
1052 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1053 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1054 * config/mips/mips.md: Include mips-msa.md.
1055 (alu_type): Add simd_add.
1056 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1057 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1058 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1059 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1060 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1061 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1062 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1063 simd_move, simd_load, simd_store. Choose "multi" for moves
1065 (qword_mode): New attribute.
1066 (insn_count): Add instruction count for quad moves.
1067 Increase the count for MIPS SIMD division.
1068 (UNITMODE): Add UNITMODEs for vector types.
1069 (addsub): New code iterator.
1070 * config/mips/mips.opt (mmsa): New option.
1071 * config/mips/msa.h: New file.
1072 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1074 * config/mips/mti-linux.h: Likewise.
1075 * config/mips/predicates.md
1076 (const_msa_branch_operand): New constraint.
1077 (const_uimm3_operand): Likewise.
1078 (const_uimm4_operand): Likewise.
1079 (const_uimm5_operand): Likewise.
1080 (const_uimm8_operand): Likewise.
1081 (const_imm5_operand): Likewise.
1082 (aq10b_operand): Likewise.
1083 (aq10h_operand): Likewise.
1084 (aq10w_operand): Likewise.
1085 (aq10d_operand): Likewise.
1086 (const_m1_operand): Likewise.
1087 (reg_or_m1_operand): Likewise.
1088 (const_exp_2_operand): Likewise.
1089 (const_exp_4_operand): Likewise.
1090 (const_exp_8_operand): Likewise.
1091 (const_exp_16_operand): Likewise.
1092 (const_vector_same_val_operand): Likewise.
1093 (const_vector_same_simm5_operand): Likewise.
1094 (const_vector_same_uimm5_operand): Likewise.
1095 (const_vector_same_uimm6_operand): Likewise.
1096 (const_vector_same_uimm8_operand): Likewise.
1097 (par_const_vector_shf_set_operand): Likewise.
1098 (reg_or_vector_same_val_operand): Likewise.
1099 (reg_or_vector_same_simm5_operand): Likewise.
1100 (reg_or_vector_same_uimm6_operand): Likewise.
1101 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1103 * doc/invoke.texi (-mmsa): Document new option.
1105 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1107 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1108 * configure: Regenerate.
1109 * config.in: Regenerate.
1110 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1112 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1113 (ENDFILE_VTV_SPEC): Define.
1115 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1117 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1118 registers in all interrupt handlers if necessary.
1119 (rl78_option_override): Add warning.
1120 (MUST_SAVE_MDUC_REGISTERS): New macro.
1121 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1122 * config/rl78/rl78.c (check_mduc_usage): New function.
1123 (mduc_regs): New structure to hold MDUC register data.
1124 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1125 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1126 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1127 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1128 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1129 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1131 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1133 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1134 (tree-ssa-loop-niter.h): Ditto.
1135 (idx_within_array_bound, ref_within_array_bound): New functions.
1136 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1137 Factor out check on writable base object to ...
1138 (base_object_writable): ... here.
1140 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1142 * config/arm/arm.md (probe_stack): Add modes to set source
1145 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1147 * regrename.c (base_reg_class_for_rename): New static function.
1148 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1150 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1152 * cgraph.c (thunk_adjust): Export.
1153 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1154 * cgraphunit.c (thunk_adjust): Export.
1155 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1157 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1159 * tree-inline.c (expand_call_inline): Expand thunks inline.
1161 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1164 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1165 (*sse2_vd_cvtss2sd): Ditto.
1166 * config/i386/i386.md
1167 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1168 Generate *sse2_vd_cvtsd2ss pattern.
1169 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1170 Generate *sse2_vd_cvtss2sd pattern.
1172 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1174 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1175 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1178 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1180 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1181 * config/sh/sh.c: Define and declare variables on first use throughout
1183 (current_function_interrupt): Change to bool type.
1184 (frame_insn): Rename to emit_frame_insn and update users.
1185 (push_regs): Use bool for 'interrupt_handler' argument.
1186 (save_schedule_s): Remove.
1187 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1188 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1189 targetm.asm_out.unaligned_op.di.
1190 (gen_far_branch): Remove redundant forward declaration.
1191 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1192 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1193 (sh_set_return_address, sh_function_ok_for_sibcall,
1194 scavenge_reg): Update comments.
1195 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1196 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1197 (sh_attr_renesas_p): Remove unnecessary parentheses.
1198 (branch_dest): Simplify.
1199 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1200 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1201 (CUMULATIVE_ARGS): Change macro to typedef.
1202 (current_function_interrupt): Change to bool type.
1203 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1204 Surround with __cplusplus ifdef.
1205 (sh_compare_op0, sh_compare_op1): Remove.
1206 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1208 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1210 * config/arm/arm.md: (arch): Add neon.
1211 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1212 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1213 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1214 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1215 attributes for alt renumbering. Mark alt 3 as non-predicable.
1216 (thumb2_movdf_vfp): Likewise.
1218 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1220 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1221 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1222 (*andqi_1): Add preferred_for_speed attribute to disparage
1223 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1224 (*<code>qi_1): Ditto.
1225 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1226 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1227 (*ashlqi3_1): Ditto.
1228 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1229 Add preferred_for_size attribute to disparage alternative 0 and
1230 preferred_for_speed attribute to disparage alternative 1 for
1231 TARGET_PARTIAL_REG_STALL targets.
1233 2016-05-07 Tom de Vries <tom@codesourcery.com>
1235 PR tree-optimization/70956
1236 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1239 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1241 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1242 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1243 * config/sh/sh.md (branch_zero): Remove define_attr.
1244 (define_delay): Disable delay slot if branch distance is one insn.
1246 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1248 * config/i386/i386.md (LEAMODE): New mode attribute.
1249 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1250 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1251 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1252 operand 2 predicate.
1253 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1254 (*lea<mode>_general_3): Ditto.
1255 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1257 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1259 * genmddump.c (main): Convert argv from char ** to const char **.
1261 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1263 * coretypes.h (OVERRIDE): New macro.
1266 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1268 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1269 allow coalescing if the types are compatible.
1271 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1273 * pass_manager.h (pass_manager::register_pass_name): New method.
1274 (pass_manager::get_pass_by_name): New method.
1275 (pass_manager::create_pass_tab): New method.
1276 (pass_manager::m_name_to_pass_map): New field.
1277 * passes.c (name_to_pass_map): Delete global in favor of field
1278 "m_name_to_pass_map" of pass_manager.
1279 (register_pass_name): Rename from a function to...
1280 (pass_manager::register_pass_name): ...this method, updating
1281 for renaming of global "name_to_pass_map" to field
1282 "m_name_to_pass_map".
1283 (create_pass_tab): Rename from a function to...
1284 (pass_manager::create_pass_tab): ...this method, updating
1285 for renaming of global "name_to_pass_map" to field.
1286 (get_pass_by_name): Rename from a function to...
1287 (pass_manager::get_pass_by_name): ...this method.
1288 (enable_disable_pass): Convert use of get_pass_by_name to
1289 a method call, locating the pass_manager singleton.
1291 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1293 * genattr-common.c (main): Convert argv from char ** to const char **.
1294 * genattr.c (main): Likewise.
1295 * genattrtab.c (main): Likewise.
1296 * genautomata.c (initiate_automaton_gen): Likewise.
1298 * gencodes.c (main): Likewise.
1299 * genconditions.c (main): Likewise.
1300 * genconfig.c (main): Likewise.
1301 * genconstants.c (main): Likewise.
1302 * genemit.c (main): Likewise.
1303 * genenums.c (main): Likewise.
1304 * genextract.c (main): Likewise.
1305 * genflags.c (main): Likewise.
1306 * genmddeps.c (main): Likewise.
1307 * genopinit.c (main): Likewise.
1308 * genoutput.c (main): Likewise.
1309 * genpeep.c (main): Likewise.
1310 * genpreds.c (main): Likewise.
1311 * genrecog.c (main): Likewise.
1312 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1313 (init_rtx_reader_args): Likewise.
1314 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1315 (init_rtx_reader_args): Likewise.
1316 * gentarget-def.c (main): Likewise.
1317 * read-md.c (read_md_files): Likewise.
1318 * read-md.h (read_md_files): Likewise.
1320 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1323 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1324 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1325 Remove unused predicate.
1326 (register_and_not_fp_reg_operand): Ditto.
1328 2016-05-06 Martin Liska <mliska@suse.cz>
1330 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1331 instead of vec as the vector is local to the function.
1333 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1335 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1336 avx512bw alternative.
1338 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1339 before the ashr<mode>3 pattern.
1341 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1342 v instead of x in vex or maybe_vex alternatives, use
1343 maybe_evex instead of vex in prefix.
1345 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1346 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1347 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1348 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1351 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1352 v instead of x in vex or maybe_vex alternatives, use
1353 maybe_evex instead of vex in prefix.
1355 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1356 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1357 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1358 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1359 alternatives, use maybe_evex instead of vex in prefix.
1361 * config/i386/sse.md (vec_interleave_lowv4sf,
1362 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1363 v instead of x in vex or maybe_vex alternatives, use
1364 maybe_evex instead of vex in prefix.
1366 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1367 v instead of x in vex or maybe_vex alternatives, use
1368 maybe_evex instead of vex in prefix.
1370 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1371 v constraint instead of x.
1373 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1375 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1376 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1379 2016-05-06 Richard Biener <rguenther@suse.de>
1381 PR tree-optimization/70948
1382 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1383 Properly clobber all fields of va_list for __builtin_va_start.
1385 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1388 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1389 loop latch destination.
1391 2016-05-06 Martin Liska <mliska@suse.cz>
1393 * tree-ssa-uninit.c: Apply manual changes
1394 to the GNU coding style.
1395 (prune_uninit_phi_opnds): Rename from
1396 prune_uninit_phi_opnds_in_unrealizable_paths.
1398 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1400 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1401 mspace): Remove deprecated options.
1402 * doc/invoke.texi (SH options): Remove -mspace.
1404 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1406 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1408 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1410 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1411 corresponding combine split pattern.
1413 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1416 * config/sh/predicates.md (long_displacement_mem_operand): New.
1417 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1418 Add movi20, movi20s alternatives. Adjust length attribute for
1420 (movsi_ie): Allow for any FPU. Adjust length attribute for
1422 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1423 attribute for alternatives.
1424 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1425 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1426 length attribute for alternatives.
1428 2016-05-06 Richard Biener <rguenther@suse.de>
1430 PR tree-optimization/70960
1431 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1433 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1436 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1437 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1439 2016-05-06 Marek Polacek <polacek@redhat.com>
1442 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1444 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1447 * config/sh/sh.md (*rotcr): Add another variant.
1449 2016-05-06 Richard Biener <rguenther@suse.de>
1452 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1454 2016-05-06 Richard Biener <rguenther@suse.de>
1457 * fold-const.c (split_tree): Always convert to the original type
1460 2016-05-06 Richard Biener <rguenther@suse.de>
1462 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1463 (fwprop_addr): Likewise.
1465 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1468 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1470 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1471 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1472 the splitter condition.
1473 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1474 the splitter condition.
1475 (FP float_extend load splitter): Ditto.
1477 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1479 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1480 to REGNO in all peephole2 patterns.
1481 (post-reload splitters): Change true_regnum to REGNO in
1482 post-reload splitters.
1483 (zero_extend splitters): Use general_reg_operand and
1484 nonimmediate_gr_operand predicates.
1486 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1488 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1489 v constraint instead of x.
1491 2016-05-05 Alan Modra <amodra@gmail.com>
1494 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1495 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1496 TARGET_NO_FP_IN_TOC for -mrelocatable.
1497 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1498 TARGET_RELOCATABLE test.
1499 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1500 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1501 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1502 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1503 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1504 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1505 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1506 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1507 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1508 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1510 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1511 (rs6000_stack_info): Likewise.
1512 (rs6000_elf_asm_out_constructor): Likewise.
1513 (rs6000_elf_asm_out_destructor): Likewise.
1514 (rs6000_elf_declare_function_name): Likewise.
1515 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1516 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1519 2016-05-05 Alan Modra <amodra@gmail.com>
1521 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1523 2016-05-05 Alan Modra <amodra@gmail.com>
1525 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1526 out-of-line gpr restore for one or two regs if that would add
1529 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1532 * config/i386/i386.md
1533 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1534 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1535 as operand 0 predicate.
1536 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1538 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1539 Ditto. Emit the pattern using RTX.
1541 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1542 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1543 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1544 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1546 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1547 sse_reg_operand as operand 0 predicate.
1549 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1550 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1551 instead of gen_rtx_REG.
1552 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1555 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1557 * function.c (emit_use_return_register_into_block): Delete.
1558 (gen_return_pattern): Delete.
1559 (emit_return_into_block): Delete.
1560 (active_insn_between): Delete.
1561 (convert_jumps_to_returns): Delete.
1562 (emit_return_for_exit): Delete.
1563 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1564 simple_return for shrink-wrapped blocks.
1565 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1566 end of blocks that need one.
1567 (get_unconverted_simple_return): Delete.
1568 (convert_to_simple_return): Delete.
1569 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1570 (convert_to_simple_return): Ditto.
1572 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1574 * cfgcleanup.c (bb_is_just_return): New function.
1575 (try_optimize_cfg): Simplify jumps to return, branches to return,
1576 and branches around return.
1578 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1580 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1583 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1587 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1588 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1589 assert flags & OEP_HASH_CHECK, instead of asserting it
1590 never happens. Handle TARGET_EXPR.
1591 * fold-const.c (operand_equal_p): For hash verification,
1592 or in OEP_HASH_CHECK into flags.
1594 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1596 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1598 (compute_samebase_partition_bases): Fix typo.
1600 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1602 * config/i386/sse.md (vec_interleave_highv8sf,
1603 vec_interleave_lowv8sf, vec_interleave_highv4df,
1604 vec_interleave_lowv4df): Remove constraints from expanders.
1606 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1608 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1610 * tree-inline.c (expand_call_inline): Fix path dealing with
1611 making lhs of call statement undefined.
1613 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1615 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1616 Check availability on NODE, too.
1617 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1618 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1619 (varpool_node::call_for_symbol_and_aliase): Likewise.
1620 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1621 (propagate_pure_const): Propagate across interposable functions, too.
1622 (skip_function_for_local_pure_const): Do not skip interposable bodies
1624 (pass_local_pure_const::execute): Update.
1626 2016-05-04 Marek Polacek <polacek@redhat.com>
1628 * doc/invoke.texi: Document -Wdangling-else.
1630 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1632 * config.gcc: Error out when conflicting multilib is detected. Do not
1633 loop over multilibs since no combination is legal.
1635 2016-05-04 Alan Modra <amodra@gmail.com>
1637 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1638 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1639 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1642 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1644 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1645 Clean up p5600 comments.
1647 2016-05-04 Richard Biener <rguenther@suse.de>
1649 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1650 constructor simplifications.
1651 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1653 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1655 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1656 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1657 result.set_rtx is null instead of aborting.
1658 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1660 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1661 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1662 *mov<mode>_store_postinc): New patterns.
1664 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1666 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1667 as commutative. Check both conversions are NOP.
1668 ((A & B) OP (C & B)): Remove.
1670 2016-05-04 Alan Modra <amodra@gmail.com>
1672 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1674 2016-05-04 Alan Modra <amodra@gmail.com>
1677 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1678 when cr2,3,4 are all fixed regs.
1680 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1682 PR rtl-optimization/57193
1683 * opts.c (default_options_table): Revert OPT_frename_registers change.
1684 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1686 2016-05-03 Martin Sebor <msebor@redhat.com>
1689 * builtins.c (fold_builtin_FILE): New function.
1690 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1691 (fold_builtin_0): Call them.
1692 * gimplify.c (gimplify_call_expr): Remove the handling of
1693 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1696 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1697 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1701 * doc/extend.texi (Function Names as Strings): Update __func__,
1702 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1705 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1706 Richard Biener <rguenther@suse.de>
1708 PR tree-optimization/70916
1709 * tree-if-conv.c: Include cfganal.h.
1710 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1711 and remove_fake_exit_edges around the optimization pass.
1713 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1715 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1716 (cgraph_edge::make_direct): Likewise.
1717 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1718 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1719 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1720 (CIF_THUNK): New code.
1721 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1722 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1723 (compute_inline_parameters): Set inline_failed for thunks.
1724 (inline_analyze_function): Cleanup.
1725 * ipa-inline.c (can_inline_edge_p): Do not deal with
1726 call_stmt_cannot_inline_p.
1727 (can_early_inline_edge_p): Likewise.
1728 (early_inliner): Initialize inline_failed.
1729 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1731 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1733 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1734 from nonimm_ssenomem_operand.
1735 (nonimm_ssenomem_operand): New predicate.
1736 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1737 as operand 0 predicate.
1738 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1739 Disable unsupported alternatives using "enabled" attribute.
1740 Use register_ssemem_operand as operand 0 predicate.
1741 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1743 2016-05-03 Marek Polacek <polacek@redhat.com>
1746 * input.c (expansion_point_location): New function.
1747 * input.h (expansion_point_location): Declare.
1749 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1751 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1752 occurence with frame_offset_ ones.
1754 2016-05-03 Alan Modra <amodra@gmail.com>
1756 PR rtl-optimization/70890
1757 * ira.c (combine_and_move_insns): When moving def_insn, remove
1760 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1762 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1763 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1764 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1765 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1767 2016-05-03 Alan Modra <amodra@gmail.com>
1769 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1770 for SAVE_MULTIPLE/STORE_MULTIPLE.
1772 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1774 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1775 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1777 2016-05-03 Richard Biener <rguenther@suse.de>
1779 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1781 (gimplify_arg): Likewise.
1782 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1783 re-writing the result to a decl if required.
1784 (internal_get_tmp_var): Add allow_ssa parameter
1785 and override into_ssa with it.
1786 (get_formal_tmp_var): Adjust.
1787 (get_initialized_tmp_var): Add allow_ssa parameter.
1788 (gimplify_arg): Add allow_ssa parameter and avoid generating
1789 SSA names for the result false.
1790 (gimplify_call_expr): If the call may return twice do not
1791 gimplify parameters into SSA.
1792 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1793 (gimplify_modify_expr): Adjust assert. For noreturn calls
1794 with a SSA name LHS adjust its def.
1795 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1796 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1797 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1798 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1799 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1800 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1801 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1802 (optimize_target_teams): Do not allow SSA names for clause operands.
1803 (gimplify_expr): Likewise for where we mark the result addressable.
1804 * passes.def (pass_init_datastructures): Remove.
1805 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1806 (rewrite_stmt): Likewise.
1807 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1808 (replace_locals_op): Replace SSA names.
1809 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1810 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1811 * cgraph.c (release_function_body): Free CFG annotations only
1812 when we have a CFG. Simplify.
1813 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1814 force_gimple_operand instead of get_initialized_tmp_var.
1815 * tree-pass.h (make_pass_init_datastructures): Remove.
1816 * tree-ssa.c (execute_init_datastructures): Remove.
1817 (pass_data_init_datastructures): Likewise.
1818 (class pass_init_datastructures): Likewise.
1819 (make_pass_init_datastructures): Likewise.
1820 * omp-low.c (create_omp_child_function): Init SSA data structures.
1821 (grid_expand_target_grid_body): Likewise.
1822 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1823 name before adding it to names_to_release.
1824 (remove_bb): Always release SSA defs.
1825 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1826 before dereferencing it.
1827 * cgraphunit.c (init_lowered_empty_function): Always
1828 int SSA data structures.
1829 * tree-ssanames.c (release_defs): Remove assert that we are in
1831 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1833 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1834 Uros Bizjak <ubizjak@gmail.com>
1836 PR rtl-optimization/70467
1837 * config/i386/predicates.md (x86_64_hilo_int_operand,
1838 x86_64_hilo_general_operand): New predicates.
1839 * config/i386/constraints.md (Wd): New constraint.
1840 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1841 (general_hilo_operand): New mode attr.
1842 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1843 instead of <general_operand>.
1844 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1845 x86_64_hilo_general_operand instead of <general_operand>.
1847 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1849 PR tree-optimization/70916
1850 * tree-if-conv.c (constant_or_ssa_name): Removed.
1851 (fold_build_cond_expr): Use is_gimple_val instead of
1852 constant_or_ssa_name.
1854 PR tree-optimization/70916
1855 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1856 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1859 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1860 (optimize_atomic_bit_test_and): New function.
1861 (pass_fold_builtins::execute): Use it.
1862 * optabs.def (atomic_bit_test_and_set_optab,
1863 atomic_bit_test_and_complement_optab,
1864 atomic_bit_test_and_reset_optab): New optabs.
1865 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1866 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1867 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1868 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1869 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1870 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1871 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1872 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1873 atomic_bit_test_and_complement@var{mode},
1874 atomic_bit_test_and_reset@var{mode}): Document.
1875 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1876 atomic_bit_test_and_complement<mode>,
1877 atomic_bit_test_and_reset<mode>): New expanders.
1878 (atomic_bit_test_and_set<mode>_1,
1879 atomic_bit_test_and_complement<mode>_1,
1880 atomic_bit_test_and_reset<mode>_1): New insns.
1882 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1884 PR rtl-optimization/70687
1885 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1886 instead of unsigned HOST_WIDE_INT.
1888 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1890 PR rtl-optimization/44281
1891 * hard-reg-set.h (struct target_hard_regs): New field
1892 x_fixed_nonglobal_reg_set.
1893 (fixed_nonglobal_reg_set): New macro.
1894 * reginfo.c (init_reg_sets_1): Initialize it.
1895 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1897 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1899 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1901 PR tree-optimization/56541
1902 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1903 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1904 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1905 (any_complicated_phi): new static variable.
1906 (aggressive_if_conv): delete.
1907 (if_convertible_phi_p): support phis with more than two arguments.
1908 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1909 critical pred edges.
1910 (ifcvt_split_critical_edges): support phis with more than two
1911 arguments by checking new parameter. only split critical edges
1913 (tree_if_conversion): handle simd pragma marked loop using new
1914 local variable aggressive_if_conv. check any_complicated_phi.
1916 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1918 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1921 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1923 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1926 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1928 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1929 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1930 define_insn_and_split.
1931 (mulsi3_i): New define_insn_and_split.
1932 (mulsi3_call): Convert to define_insn.
1933 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1936 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1938 * machmode.h (mode_complex): Add support to give the complex mode
1940 (GET_MODE_COMPLEX_MODE): Likewise.
1941 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1942 stored by build_complex_type and gfc_build_complex_type instead of
1943 trying to figure out the appropriate mode based on the size. Raise
1944 an assertion error, if the type was not set.
1945 * genmodes.c (struct mode_data): Add field for the complex type of
1947 (blank_mode): Likewise.
1948 (make_complex_modes): Remember the complex mode created in the
1950 (emit_mode_complex): Write out the mode_complex array to map a
1951 type mode to the complex version.
1952 (emit_insn_modes_c): Likewise.
1953 * tree.c (build_complex_type): Set the complex type to use before
1954 calling layout_type.
1955 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1956 support for __float128 complex datatypes.
1957 (rs6000_hard_regno_mode_ok): Likewise.
1958 (rs6000_setup_reg_addr_masks): Likewise.
1959 (rs6000_complex_function_value): Likewise.
1960 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1961 __float128 and __ibm128 complex.
1962 (FLOAT128_IBM_P): Likewise.
1963 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1964 * doc/extend.texi (Additional Floating Types): Document that
1965 -mfloat128 must be used to enable __float128. Document complex
1966 __float128 and __ibm128 support.
1968 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1971 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1972 char/short arguments promoted to int because of promote_prototypes.
1974 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1976 * config/i386/predicates.md (register_ssemem_operand): New predicate.
1977 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
1978 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
1979 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
1980 alternatives using "enabled" attribute. Use register_ssemem_operand
1981 as operand 1 predicate.
1982 (*cmpi<unord>xf_i387): Split XFmode pattern from
1983 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
1984 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
1985 *absneg<mode>2_i387. Disable unsupported alternatives using
1986 "enabled" attribute.
1987 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
1989 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
1991 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
1993 (oacc_loop_process): Check mask for loop termination.
1995 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1997 * cif-code.def (CIF_THUNK): Add.
1998 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2001 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2003 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2004 (dump_inline_summary): Dump it.
2005 (fp_expression_p): New predicate.
2006 (estimate_function_body_sizes): Use it.
2007 (inline_merge_summary): Merge fp_expressions.
2008 (inline_read_section): Read fp_expressions.
2009 (inline_write_summary): Write fp_expressions.
2010 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2011 codegen boundary if either caller or callee is !fp_expressions.
2012 * ipa-inline.h (inline_summary): Add fp_expressions.
2013 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2014 to fp_expressions be sure the fp generation flags are updated.
2016 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2018 PR rtl-optimization/70467
2019 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2021 PR rtl-optimization/70467
2022 * ipa-pure-const.c (check_call): Handle internal calls even in
2023 ipa mode like in local mode.
2025 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2027 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2029 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2031 * match.pd (X u< X, X u> X): New transformations.
2033 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2035 * flag-types.h (enum warn_strict_overflow_code): Move ...
2036 * coretypes.h: ... here.
2037 * fold-const.h (fold_overflow_warning): Declare.
2038 * fold-const.c (fold_overflow_warning): Make non-static.
2039 (fold_comparison): Move the transformation of X +- C1 CMP C2
2040 into X CMP C2 -+ C1 ...
2041 * match.pd: ... here.
2042 * gimple-fold.c (fold_stmt_1): Protect with
2043 fold_defer_overflow_warnings.
2045 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2047 * omp-low.c (struct oacc_loop): Add 'inner' field.
2048 (new_oacc_loop_raw): Initialize it to zero.
2049 (oacc_loop_fixed_partitions): Initialize it.
2050 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2051 available partitioning.
2053 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2055 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2057 (umulsidi3): Likewise.
2058 (indirect_jump): Fix jump instruction assembly patterns.
2060 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2063 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2064 (nvptx_function_value): Assert non-NULL cfun.
2066 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2068 PR rtl-optimization/70886
2069 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2071 * cselib.h (rtx_equal_for_cselib_1): Declare.
2072 (rtx_equal_for_cselib_p: New inline function.
2073 * cselib.c (rtx_equal_for_cselib_p): Delete.
2074 (rtx_equal_for_cselib_1): Make public.
2076 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2078 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2079 (register_mixssei387nonimm_operand): Remove predicate.
2080 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2081 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2082 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2083 for TARGET_MIX_SSE_I387 alternatives.
2084 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2085 Disable unsupported alternatives using "enabled" attribute. Use
2086 nonimm_ssenomem_operand as operand 1 predicate. Also check
2087 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2089 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2091 * tree.c (cst_and_fits_in_hwi): Simplify.
2093 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2095 * tree.h (wi::to_wide): New function.
2096 * expr.c (expand_expr_real_1): Use wi::to_wide.
2097 * fold-const.c (int_const_binop_1): Likewise.
2098 (extract_muldiv_1): Likewise.
2100 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2102 * wide-int.h: Update offset_int and widest_int documentation.
2103 (WI_SIGNED_SHIFT_RESULT): New macro.
2104 (wi::binary_shift): Define signed_shift_result_type for
2105 shifts on offset_int- and widest_int-like types.
2106 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2107 * tree.h (int_bit_position): Use shift operators instead of wi::
2109 * alias.c (adjust_offset_for_component_ref): Likewise.
2110 * expr.c (get_inner_reference): Likewise.
2111 * fold-const.c (fold_comparison): Likewise.
2112 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2113 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2114 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2115 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2116 (stmt_kills_ref_p): Likewise.
2117 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2118 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2119 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2120 (ao_ref_init_from_vn_reference): Likewise.
2122 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2124 * wide-int.h: Update offset_int and widest_int documentation.
2125 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2126 (wi::binary_traits): Allow ordered comparisons between offset_int and
2127 offset_int, between widest_int and widest_int, and between either
2128 of these types and basic C types.
2129 (operator <, <=, >, >=): Define for the same combinations.
2130 * tree.h (tree_int_cst_lt): Use comparison operators instead
2131 of wi:: comparisons.
2132 (tree_int_cst_le): Likewise.
2133 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2134 (fold_nonarray_ctor_reference): Likewise.
2135 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2136 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2137 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2138 * tree-sra.c (completely_scalarize): Likewise.
2139 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2140 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2141 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2142 (check_for_binary_op_overflow): Likewise.
2143 (search_for_addr_array): Likewise.
2144 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2146 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2148 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2149 (arc_save_restore): Likewise.
2150 (arc_dwarf_register_span): Likewise.
2151 (arc_output_pic_addr_const): Initialize suffix variable.
2153 2016-05-02 Martin Liska <mliska@suse.cz>
2155 * symbol-summary.h (function_summary::function_summary):
2156 Remove checking assert for all cgraph nodes.
2157 (function_summary::get): Check summary_uid.
2158 (symtab_insertion): Check summary_uid.
2160 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2162 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2163 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2165 (arc_dwarf_register_span): Remove enum keyword.
2166 (compact_memory_operand_p): New function.
2167 * config/arc/arc.h (reg_class): Add code density register classes.
2168 (REG_CLASS_NAMES): Likewise.
2169 (REG_CLASS_CONTENTS): Likewise.
2170 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2171 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2172 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2173 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2174 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2176 (h, Rcd, Rsd, Rzd): New register constraints.
2177 (T): Use compact_memory_operand_p function.
2178 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2180 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2182 * config/sh/sh.md (*negnegt, *movtt): Remove.
2184 2016-05-02 Marek Polacek <polacek@redhat.com>
2185 Tom de Vries <tom@codesourcery.com>
2187 PR tree-optimization/70700
2188 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2189 bigger than FIRST_REF_NODE.
2191 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2194 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2196 (prepare_cbranch_operands): Don't use scratch register. Assume that
2197 function is used when pseudos can be created.
2198 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2199 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2200 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2201 define_expand. Allow it only when pseudos can be created.
2202 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2204 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2206 * config/i386/constraints.md (BC): Only allow -1 operands.
2207 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2208 Add "enabled" attribute. Update XI mode attribute calculation.
2209 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2210 (*movoi_internal_avx): Update XI mode attribute calculation.
2211 (*movti_internal): Ditto.
2213 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2215 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2216 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2218 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2220 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2221 statement on instruction code. Remove trailing spaces.
2222 (altivec_expand_stv_builtin): Likewise.
2224 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2226 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2227 (TARGET_FPU_DOUBLE): Simplify.
2228 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2229 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2230 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2231 with 'TARGET_FPU_DOUBLE'.
2232 * config/sh/sh.md: Likewise.
2234 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2236 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2237 SH_DIV_STR_FOR_SIZE): Remove.
2238 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2239 SH_DIV_STR_FOR_SIZE): Remove.
2241 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2243 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2244 logical_reg_operand): Delete.
2245 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2246 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2247 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2248 match_operand and match_test.
2249 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2250 variables on their first use. Return bool values.
2251 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2252 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2253 arith_reg_operand for input operand. Remove empty constraints.
2255 (*xorsi3_compact): Rename to xorsi3.
2256 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2257 (*zero_extend<mode>si2_disp_mem): Update comment.
2260 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2262 * config/sh/t-sh: Remove SH5 support.
2263 * config.gcc: Likewise.
2264 * configure: Likewise.
2266 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2268 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2270 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2272 * config/sh/sh.c (register_sh_passes, sh_option_override,
2273 sh_print_operand, prepare_move_operands,
2274 sh_can_follow_jump): Remove TARGET_SH1 checks.
2275 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2276 PROMOTE_MODE): Likewise.
2277 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2280 2016-04-30 Alan Modra <amodra@gmail.com>
2282 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2283 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2284 Check for user regs later to avoid unnecessary looping over regs.
2285 Merge user reg check with non-saved reg check. Don't force
2286 inline VR restore when static chain used.
2287 (rs6000_frame_related): Omit eh_frame info for user regs when
2289 (fixed_regs_p): Delete.
2291 2016-04-30 Alan Modra <amodra@gmail.com>
2293 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2294 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2297 2016-04-30 Alan Modra <amodra@gmail.com>
2300 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2301 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2304 2016-04-30 Alan Modra <amodra@gmail.com>
2306 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2307 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2308 flag_pic test for Darwin.
2310 2016-04-30 Alan Modra <amodra@gmail.com>
2312 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2313 throw_calls_crossed.
2314 (REG_FREQ_CALLS_CROSSED): Delete.
2315 (REG_N_THROWING_CALLS_CROSSED): Delete.
2316 * regstat.c (regstat_bb_compute_ri): Don't calculate
2317 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2318 (dump_reg_info): Don't print call cross frequency.
2319 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2320 and REG_N_THROWING_CALLS_CROSSED.
2322 2016-04-30 Alan Modra <amodra@gmail.com>
2324 * regs.h (struct reg_info_t): Delete live_length.
2325 (REG_LIVE_LENGTH): Delete macro.
2326 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2327 local_live, local_processed and local_live_last_luid params.
2328 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2330 (regstat_compute_ri): Adjust for above. Don't set
2332 (dump_reg_info): Don't print live length.
2333 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2334 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2335 Localize loop_depth var.
2337 2016-04-30 Alan Modra <amodra@gmail.com>
2339 * ira.c (enum valid_equiv): New.
2340 (validate_equiv_mem): Return enum.
2341 (update_equiv_mem): Create replacement in more cases.
2342 (add_store_equivs): Update validate_equiv_mem call.
2344 2016-04-30 Alan Modra <amodra@gmail.com>
2346 * ira.c (combine_and_move_insns): Rather than scanning insns,
2347 use DF infrastucture to find use and def insns.
2349 2016-04-30 Alan Modra <amodra@gmail.com>
2351 ira.c (combine_and_move_insns): Move invariant conditions..
2352 (ira.c): ..to here. Call combine_and_move_insns before
2353 add_store_equivs. Call grow_reg_equivs later. Allocate
2354 req_equiv later using max_reg_num() rather than global max_regno.
2355 (contains_replace_regs): Delete.
2356 (add_store_equivs): Remove contains_replace_regs test.
2358 2016-04-30 Alan Modra <amodra@gmail.com>
2360 * ira.c (struct equiv_mem_data): New.
2361 (equiv_mem, equiv_mem_modified): Delete static vars.
2362 (validate_equiv_mem_from_store): Use "data" param to communicate..
2363 (validate_equiv_mem): ..from here.
2365 2016-04-30 Alan Modra <amodra@gmail.com>
2367 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2369 (update_reg_equivs): ..here. Move allocation and freeing of
2370 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2371 end_alias_analysis to..
2374 2016-04-30 Alan Modra <amodra@gmail.com>
2376 * ira.c (pdx_subregs): Delete.
2377 (struct equivalence): Add pdx_subregs field.
2378 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2380 (update_equiv_regs): Don't create or free pdx_subregs. Update
2383 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2385 * config/rs6000/altivec.h: Change definitions of vec_xl and
2387 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2388 (LD_ELEMREV_V2DI): New.
2389 (LD_ELEMREV_V4SF): New.
2390 (LD_ELEMREV_V4SI): New.
2391 (LD_ELEMREV_V8HI): New.
2392 (LD_ELEMREV_V16QI): New.
2393 (ST_ELEMREV_V2DF): New.
2394 (ST_ELEMREV_V2DI): New.
2395 (ST_ELEMREV_V4SF): New.
2396 (ST_ELEMREV_V4SI): New.
2397 (ST_ELEMREV_V8HI): New.
2398 (ST_ELEMREV_V16QI): New.
2401 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2402 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2403 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2404 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2405 (altivec_expand_builtin): Add handling for
2406 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2407 (rs6000_invalid_builtin): Add error-checking for
2408 RS6000_BTM_P9_VECTOR.
2409 (altivec_init_builtins): Define builtins used to implement vec_xl
2411 (rs6000_builtin_mask_names): Define power9-vector.
2412 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2413 (RS6000_BTM_P9_VECTOR): Define.
2414 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2415 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2416 (vsx_ld_elemrev_v2df): Likewise.
2417 (vsx_ld_elemrev_v4sf): Likewise.
2418 (vsx_ld_elemrev_v4si): Likewise.
2419 (vsx_ld_elemrev_v8hi): Likewise.
2420 (vsx_ld_elemrev_v16qi): Likewise.
2421 (vsx_st_elemrev_v2df): Likewise.
2422 (vsx_st_elemrev_v2di): Likewise.
2423 (vsx_st_elemrev_v4sf): Likewise.
2424 (vsx_st_elemrev_v4si): Likewise.
2425 (vsx_st_elemrev_v8hi): Likewise.
2426 (vsx_st_elemrev_v16qi): Likewise.
2427 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2430 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2432 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2434 (simplify_control_stmt_condition_1): ... here. Recurse into
2435 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2437 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2440 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2441 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2442 define_insn_and_split to define_insn.
2443 (zero_extendqi<mode>2_dot2): Same.
2444 (extendqi<mode>2_dot): Same.
2445 (extendqi<mode>2_dot2): Same.
2447 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2449 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2450 (probe_stack): New expander.
2451 (probe_stack_<mode>): New insn pattern.
2453 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2455 * config/i386/i386.md
2456 (operations with memory inputs setting flags peephole2):
2457 Remove uneeded REG_P checks. Cleanup pattern generation.
2459 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2461 * tree-vect-loop.c (vect_transform_loop): Fix
2462 nb_iterations_upper_bound computation for vectorized loop.
2464 2016-04-29 Marek Polacek <polacek@redhat.com>
2465 Jakub Jelinek <jakub@redhat.com>
2468 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2469 TARGET_EXPR_SLOT as a base.
2471 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2473 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2474 with 'rCm2' constraints to limit possible immediate size.
2475 (*load_zeroextendqisi_update): Likewise.
2476 (*load_signextendqisi_update): Likewise.
2477 (*loadhi_update): Likewise.
2478 (*load_zeroextendhisi_update): Likewise.
2479 (*load_signextendhisi_update): Likewise.
2480 (*loadsi_update): Likewise.
2481 (*loadsf_update): Likewise.
2483 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/predicates.md (constm1_operand): Fix comparison.
2487 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2489 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2491 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2493 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2494 remaining SH5 related settings.
2495 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2496 shmedia_prepare_call_address): Delete.
2497 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2498 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2499 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2500 UNSUPPORTED_SH2A): Remove m5 checks.
2501 (sh_divide_strategy_e): Remove SH5 division strategies.
2502 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2503 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2505 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2507 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2509 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2511 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2512 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2514 * config/s390/vector.md ("mov<mode>"): Likewise.
2516 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2518 * config/s390/constraints.md ("U", "W"): Invoke
2519 s390_mem_constraint with "ZR" and "ZT".
2520 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2521 addresses when using LRA. Accept also short displacements for S
2522 and T constraints. Do not check for long displacement target for
2523 S and T constraints.
2524 (s390_mem_constraint): Remove handling of U and W constraints.
2525 * config/s390/s390.md (various patterns): Remove the short
2526 displacement constraints (Q and R) if a long displacement
2527 constraint is present. Add longdisp as required CPU capability.
2528 * config/s390/vector.md: Likewise.
2529 * config/s390/vx-builtins.md: Likewise.
2531 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2534 * reload1.c (reload): Call finish_spills before
2535 restarting reload loop. Skip select_reload_regs
2536 if update_eliminables_and_spill returns true.
2538 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2540 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2541 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2542 (umulhisi3_imm): Update predicates and constraint letters.
2543 (umulhisi3_reg): Declare instruction as commutative.
2544 * config/arc/constraints.md (J12, J16): New constraints.
2545 * config/arc/predicates.md (short_unsigned_const_operand): New
2547 (arc_short_operand): Likewise.
2548 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2550 2016-04-29 Richard Biener <rguenther@suse.de>
2552 PR tree-optimization/13962
2553 PR tree-optimization/65686
2554 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2555 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2556 using PTA to compare pointers.
2557 * match.pd: Add pattern for pointer equality compare simplification
2558 using ptrs_compare_unequal.
2560 2016-04-29 Richard Biener <rguenther@suse.de>
2562 * stor-layout.c (layout_type): Do not build a pointer-to-element
2565 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2567 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2568 Use SWI mode iterator. Use general_reg_operand predicate.
2569 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2570 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2573 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2576 * fold-const.c (operand_equal_p): Don't verify hash value equality
2578 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2581 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2584 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2585 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2586 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2587 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2588 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2590 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2592 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2593 to info. Don't initialize separate fields to 0. Clean up
2596 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2598 * config/i386/i386.md (peephole2s for operations with memory inputs):
2599 Use SWI mode iterator.
2600 (peephole2s for operations with memory outputs): Ditto.
2601 Do not check for stack checking probe.
2603 (probe_stack): Remove expander.
2605 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2606 Andrew Burgess <andrew.burgess@embecosm.com>
2608 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2609 operands as 32-bits.
2611 2016-04-28 Jason Merrill <jason@redhat.com>
2613 * gdbinit.in: Skip line-map.h.
2615 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2616 Andrew Burgess <andrew.burgess@embecosm.com>
2618 * config/arc/arc.c (arc_conditional_register_usage): Take
2619 TARGET_RRQ_CLASS into account.
2620 (arc_print_operand): Support printing 'p' and 's' operands.
2621 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2623 (TARGET_RRQ_CLASS): Define.
2624 (IS_POWEROF2_OR_0_P): Define.
2625 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2627 (*tst_movb): New define_insn.
2628 (*tst): Avoid recognition if it could prevent '*tst_movb'
2629 combination; replace c/CnL with c/Chs alternative.
2630 (*tst_bitfield_tst): New define_insn.
2631 (*tst_bitfield_asr): New define_insn.
2632 (*tst_bitfield): New define_insn.
2633 (andsi3_i): Add Rrq variant.
2634 (extzv): New define_expand.
2635 (insv): New define_expand.
2636 (*insv_i): New define_insn.
2637 (*movb): New define_insn.
2638 (*movb_signed): New define_insn.
2639 (*movb_high): New define_insn.
2640 (*movb_high_signed): New define_insn.
2641 (*movb_high_signed + 1): New define_split pattern.
2642 (*mrgb): New define_insn.
2643 (*mrgb + 1): New define_peephole2 pattern.
2644 (*mrgb + 2): New define_peephole2 pattern.
2645 * config/arc/arc.opt (mbitops): New option for nps400, uses
2646 TARGET_NPS_BITOPS_DEFAULT.
2647 * config/arc/constraints.md (q): Make register class conditional.
2648 (Rrq): New register constraint.
2649 (Chs): New constraint.
2650 (Clo): New constraint.
2651 (Chi): New constraint.
2652 (Cbf): New constraint.
2653 (Cbn): New constraint.
2654 (C18): New constraint.
2655 (Cbi): New constraint.
2657 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2659 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2661 (bitmap_intersection_of_preds): Ditto.
2662 (bitmap_union_of_succs): Ditto.
2663 (bitmap_union_of_preds): Ditto.
2664 * sbitmap.c (do_popcount): Delete.
2665 (BITMAP_DEBUGGING): Delete.
2666 (sbitmap_verify_popcount): Delete.
2667 (sbitmap_alloc): Don't initialize the popcount field.
2668 (sbitmap_alloc_with_popcount): Delete.
2669 (sbitmap_resize): Don't resize the popcount array.
2670 (sbitmap_vector_alloc): Don't initialize the popcount field.
2671 (bitmap_copy): Don't copy the popcount array.
2672 (bitmap_clear): Don't clear the popcount array.
2673 (bitmap_clear): Delete the popcount array handling.
2674 (bitmap_ior_and_compl): Delete the popcount assert.
2675 (bitmap_not): Ditto.
2676 (bitmap_and_compl): Ditto.
2677 (bitmap_and): Delete the popcount array handling.
2678 (bitmap_xor): Ditto.
2679 (bitmap_ior): Ditto.
2680 (bitmap_or_and): Delete the popcount assert.
2681 (bitmap_and_or): Ditto.
2682 (popcount_table): Delete.
2683 (sbitmap_elt_popcount): Delete.
2684 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2685 (bitmap_set_bit): Delete the popcount assert.
2686 (bitmap_clear_bit): Ditto.
2687 (sbitmap_free): Don't free the popcount array.
2688 (sbitmap_alloc_with_popcount): Delete declaration.
2689 (sbitmap_popcount): Ditto.
2691 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2692 Andrew Burgess <andrew.burgess@embecosm.com>
2694 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2695 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2696 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2697 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2698 * config/arc/arc.opt (mcmem): New option.
2699 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2700 supply length for r/m alternative.
2701 (*extendqisi2_ac): Likewise.
2702 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2704 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2705 (movhi_insn): Likewise.
2706 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2707 (*zero_extendqihi2_i): Add r/Ucm alternative.
2708 (*zero_extendqisi2_ac): Likewise.
2709 (*zero_extendhisi2_i): Likewise.
2710 * config/arc/constraints.md (Uex): New memory constraint.
2711 (Ucm): New define_constraint.
2712 * config/arc/predicates.md (long_immediate_loadstore_operand):
2713 Return 0 for MEM with cmem_address address.
2714 (cmem_address_0): New predicates.
2715 (cmem_address_1): Likewise.
2716 (cmem_address_2): Likewise.
2717 (cmem_address): Likewise.
2719 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2721 * config/rs6000/rs6000.c (machine_function): Rename
2722 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2723 (rs6000_stack_info): Adjust.
2725 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2726 Andrew Burgess <andrew.burgess@embecosm.com>
2728 * config/arc/constraints.md (Usd): Convert to define_constraint.
2732 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2735 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2736 Add new peephole2 where the first insn is *mov<mode>_or instead of
2737 *mov<mode>_internal.
2739 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2741 * tracer.c (bb_seen): Make static.
2743 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2745 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2746 support, setup defaults.
2747 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2748 * config/arc/arc.c (arc_init): Add NPS400 support.
2749 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2750 (TARGET_ARC700): NPS400 is also an ARC700.
2751 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2753 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2756 * config/nds32/nds32.md (casesi): Don't access the operands array
2759 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2762 (or $-1,reg peephole2): Ditto.
2763 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2765 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2767 * doc/extend.texi (Common Function Attributes) [optimize]:
2768 Discourage use of the optimize attribute.
2770 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2772 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2773 special case builtin.
2774 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2775 ALTIVEC_BUILTIN_VEC_ADDE.
2776 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2777 support for ALTIVEC_BUILTIN_VEC_ADDE.
2778 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2779 for __builtin_vec_adde.
2781 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2783 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2784 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2786 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2789 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2790 attributes): Document cilkplus_runtime.
2792 2016-04-28 Martin Jambor <mjambor@suse.cz>
2794 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2795 this function. Call verify_expr on MEM_REFs and bases of other
2798 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2800 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2801 for WORD_REGISTER_OPERATIONS to runtime check.
2803 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2805 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2807 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2809 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2810 big-endian compilation.
2811 * config/arc/arc.md (addf3): Likewise.
2815 2016-04-28 Richard Biener <rguenther@suse.de>
2817 PR tree-optimization/70840
2818 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2819 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2820 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2821 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2823 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2825 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2826 and explain why in a comment.
2828 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2830 * config/arc/arc.md (cpu_facility): Add fpx variant.
2831 (subdf3): Prohibit use reverse sub when assist operations option
2833 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2834 instructions only when FPX is enabled.
2835 * testsuite/gcc.target/arc/trsub.c: New test.
2837 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2839 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2840 mult_operator when calculating "type" attribute.
2841 (*fop_<mode>_1_i387): Ditto.
2842 (*fop_xf_1_i387): Ditto.
2843 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2844 Use std::swap to swap operands. Use RTL expressions to generate
2847 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2848 Joern Rennecke <joern.rennecke@embecosm.com>
2850 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2852 (emit_pic_move): Remove.
2853 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2854 * config/arc/arc.c (emit_pic_move): Removed.
2855 (TARGET_HAVE_TLS): Define.
2856 (arc_conditional_register_usage): Test for arc_tp_regno.
2857 (arc_print_operand, arc_print_operand_address): Handle TLS
2859 (arc_needs_pcl_p): New function.
2860 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2861 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2862 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2863 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2864 (arc_legitimize_tls_address): Likewise.
2865 (DTPOFF_ZERO_SYM): Define.
2866 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2867 (arc_output_pic_addr_const): Print TLS unspecs.
2868 (prepare_pic_move): New function, replaces emit_pic_move.
2869 (arc_legitimate_constant_p): Handle TLS unspecs.
2870 (arc_legitimate_address_p): Likewise.
2871 (arc_rewrite_small_data_p): Use assert for TLS constants.
2872 (prepare_move_operands): Use prepare_pic_move.
2873 (arc_legitimize_address): Legitimize tls addresses.
2874 (arc_epilogue_uses): Check for arc_tp_regno.
2875 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2876 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2878 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2880 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2881 %(arc_tls_extra_start_spec).
2882 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2883 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2885 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2886 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2887 (UNSPEC_TLS_OFF): Add.
2889 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2890 (get_thread_pointersi): New patterns.
2891 * config/arc/arc.opt (mtp-regno): New option.
2892 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2893 (move_dest_operand): Likewise.
2894 * configure: Regenerate.
2895 * configure.ac: Add arc*-*-* case to test for tls.
2896 * doc/invoke.texi (ARC options): Document mtp-regno.
2898 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2900 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2901 the new ARC HS SIMD instructions.
2902 (arc_preferred_simd_mode): New function.
2903 (arc_autovectorize_vector_sizes): Likewise.
2904 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2905 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2906 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2907 (arc_init_builtins): Add new SIMD builtin types.
2908 (arc_split_move): Handle 64 bit vector moves.
2909 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2910 (TARGET_PLUS_QMACW): Define.
2911 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2912 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2913 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2914 (VSUBADD4H): New builtins.
2915 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2916 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2918 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2919 Matthias Klose <doko@debian.org>
2921 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2923 2016-04-28 Richard Biener <rguenther@suse.de>
2926 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2929 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2931 * common/config/sh/sh-common.c: Remove SH5 support.
2932 * config/sh/constraints.md: Likewise.
2933 * config/sh/config/sh/elf.h: Likewise.
2934 * config/sh/linux.h: Likewise.
2935 * config/sh/netbsd-elf.h: Likewise.
2936 * config/sh/predicates.md: Likewise.
2937 * config/sh/sh-c.c: Likewise.
2938 * config/sh/sh-protos.h: Likewise.
2939 * config/sh/sh.c: Likewise.
2940 * config/sh/sh.h: Likewise.
2941 * config/sh/sh.md: Likewise.
2942 * config/sh/sh.opt: Likewise.
2943 * config/sh/sync.md: Likewise.
2944 * config/sh/sh64.h: Delete.
2945 * config/sh/shmedia.h: Likewise.
2946 * config/sh/shmedia.md: Likewise.
2947 * config/sh/sshmedia.h: Likewise.
2948 * config/sh/t-netbsd-sh5-64: Likewise.
2949 * config/sh/t-sh64: Likewise.
2950 * config/sh/ushmedia.h: Likewise.
2952 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2954 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2955 general_reg_operand instead of register_operand predicate.
2957 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2959 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2961 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2963 * match.pd (A - B > A, A + B < A): New transformations.
2965 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2967 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2968 which defaults to true. Emit an outer pair of parentheses only if
2969 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2970 don't emit parentheses for the right-hand operand.
2972 2016-04-27 Jeff Law <law@redhat.com>
2974 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2976 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2978 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
2979 (altivec_lvx_<mode>_internal): Document.
2980 (altivec_lvx_<mode>_2op): New define_insn.
2981 (altivec_lvx_<mode>_1op): Likewise.
2982 (altivec_lvx_<mode>_2op_si): Likewise.
2983 (altivec_lvx_<mode>_1op_si): Likewise.
2984 (altivec_stvx_<mode>): Remove.
2985 (altivec_stvx_<mode>_internal): Document.
2986 (altivec_stvx_<mode>_2op): New define_insn.
2987 (altivec_stvx_<mode>_1op): Likewise.
2988 (altivec_stvx_<mode>_2op_si): Likewise.
2989 (altivec_stvx_<mode>_1op_si): Likewise.
2990 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2991 Expand vec_ld and vec_st during parsing.
2992 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
2994 (altivec_expand_stvx_be): Likewise.
2995 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
2996 address-masking behavior in RTL.
2997 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
2998 address-masking behavior in RTL.
2999 (altivec_expand_builtin): Change builtin code arguments for calls
3000 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3001 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3002 presence of lvx/stvx patterns.
3003 (alignment_with_canonical_addr): New function.
3004 (alignment_mask): Likewise.
3005 (find_alignment_op): Likewise.
3006 (recombine_lvx_pattern): Likewise.
3007 (recombine_stvx_pattern): Likewise.
3008 (recombine_lvx_stvx_patterns): Likewise.
3009 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3010 stvx patterns from expand.
3011 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3013 (vector_altivec_store_<mode>): Likewise.
3015 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3017 * config/aarch64/aarch64.md
3018 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3019 remove the "fp" attributes.
3020 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3021 add the "simd" attributes.
3022 (*movdf_aarch64): Likewise.
3023 (*movtf_aarch64): Remove the "fp" attributes.
3024 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3025 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3027 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3029 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3030 rtx to rtx_code_label *.
3031 * rtl.h (maybe_set_first_label_num): Likewise.
3033 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3035 * df-core.c (df_add_problem): Make the problem param be const.
3036 (df_remove_problem): Make local "problem" be const.
3037 * df-problems.c (problem_RD): Make const.
3038 (problem_LR): Likewise.
3039 (problem_LIVE): Likewise.
3040 (problem_MIR): Likewise.
3041 (problem_CHAIN): Likewise.
3042 (problem_WORD_LR): Likewise.
3043 (problem_NOTE): Likewise.
3044 (problem_MD): Likewise.
3045 * df-scan.c (problem_SCAN): Likewise.
3046 * df.h (struct df_problem): Make field "dependent_problem" be
3048 (struct dataflow): Likewise for field "problem".
3049 (df_add_problem): Make param const.
3051 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3053 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3054 inter-unit moves to/from vector registers are enabled. Do not disable
3057 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3059 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3060 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3062 (enum df_problem_id): ...this new enum.
3063 (struct df_problem): Convert field "id" from "int" to
3066 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3068 * rtl.def: Update comment for "things in the instruction chain" to
3069 reflect the removal of the leading "i" field for INSN_UID in
3070 r210360. Fix bogus apostrophe.
3072 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3074 * config/i386/i386.md
3075 (lea arith with mem operand + setcc peephole2): Set operator mode.
3077 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3080 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3081 (dimode_scalar_to_vector_candidate_p): This.
3082 (timode_scalar_to_vector_candidate_p): New function.
3083 (scalar_to_vector_candidate_p): Likewise.
3084 (timode_check_non_convertible_regs): Likewise.
3085 (timode_remove_non_convertible_regs): Likewise.
3086 (remove_non_convertible_regs): Likewise.
3087 (remove_non_convertible_regs): Renamed to ...
3088 (dimode_remove_non_convertible_regs): This.
3089 (scalar_chain::~scalar_chain): Make it virtual.
3090 (scalar_chain::compute_convert_gain): Make it pure virtual.
3091 (scalar_chain::mark_dual_mode_def): Likewise.
3092 (scalar_chain::convert_insn): Likewise.
3093 (scalar_chain::convert_registers): Likewise.
3094 (scalar_chain::add_to_queue): Make it protected.
3095 (scalar_chain::emit_conversion_insns): Likewise.
3096 (scalar_chain::replace_with_subreg): Likewise.
3097 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3098 (scalar_chain::convert_op): Likewise.
3099 (scalar_chain::convert_reg): Likewise.
3100 (scalar_chain::make_vector_copies): Likewise.
3101 (scalar_chain::convert_registers): New pure virtual function.
3102 (class dimode_scalar_chain): New class.
3103 (class timode_scalar_chain): Likewise.
3104 (scalar_chain::mark_dual_mode_def): Renamed to ...
3105 (dimode_scalar_chain::mark_dual_mode_def): This.
3106 (timode_scalar_chain::mark_dual_mode_def): New function.
3107 (timode_scalar_chain::convert_insn): Likewise.
3108 (dimode_scalar_chain::convert_registers): Likewise.
3109 (scalar_chain::compute_convert_gain): Renamed to ...
3110 (dimode_scalar_chain::compute_convert_gain): This.
3111 (scalar_chain::replace_with_subreg): Renamed to ...
3112 (dimode_scalar_chain::replace_with_subreg): This.
3113 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3114 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3115 (scalar_chain::make_vector_copies): Renamed to ...
3116 (dimode_scalar_chain::make_vector_copies): This.
3117 (scalar_chain::convert_reg): Renamed to ...
3118 (dimode_scalar_chain::convert_reg ): This.
3119 (scalar_chain::convert_op): Renamed to ...
3120 (dimode_scalar_chain::convert_op): This.
3121 (scalar_chain::convert_insn): Renamed to ...
3122 (dimode_scalar_chain::convert_insn): This.
3123 (scalar_chain::convert): Call convert_registers.
3124 (convert_scalars_to_vector): Change to scalar_chain pointer to
3125 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3126 in 32-bit mode. Delete scalar_chain pointer. Call
3127 free_dominance_info in 64-bit mode.
3128 (pass_stv::gate): Remove TARGET_64BIT check.
3129 (ix86_option_override): Put the 64-bit STV pass before the CSE
3132 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3134 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3135 dw_loc_frame_offset field.
3136 * dwarf2out.c (new_loc_descr): Likewise.
3137 (resolve_args_picking_1): Turn the VISITED hash set into a
3138 FRAME_OFFSET hash map. Use it to associate a frame offset to
3139 visited nodes. Remove uses of the CHECKING_P macro.
3140 (resolve_args_picking): Update call to resolve_args_picking_1.
3142 2016-04-27 Martin Liska <mliska@suse.cz>
3144 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3145 (free_loop_data): Release vuses of groups.
3147 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3149 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3150 instead of redundant use_id and boolean have_use_for.
3151 (struct iv_use): Change sub_id into group_id. Remove field next.
3152 Move fields: related_cands, n_map_members, cost_map and selected
3154 (struct iv_group): ... here. New structure.
3155 (struct iv_common_cand): Use structure declaration directly.
3156 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3157 (MAX_CONSIDERED_USES): Rename macro to ...
3158 (MAX_CONSIDERED_GROUPS): ... here.
3159 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3160 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3161 (dump_uses): Rename to ...
3162 (dump_groups): ... here. Update all uses.
3163 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3164 (find_induction_variables): Refactor format of dump information.
3165 (record_sub_use): Delete.
3166 (record_use): Update all uses.
3167 (record_group): New function.
3168 (record_group_use, find_interesting_uses_op): Call above functions.
3170 (find_interesting_uses_cond): Ditto.
3171 (group_compare_offset): New function.
3172 (split_all_small_groups): Rename to ...
3173 (split_small_address_groups_p): ... here. Update all uses.
3174 (split_address_groups): Update all uses.
3175 (find_interesting_uses): Refactor format of dump information.
3176 (add_candidate_1): Update all uses. Remove redundant check on iv,
3178 (add_candidate, record_common_cand): Remove redundant assert.
3179 (add_iv_candidate_for_biv): Update use.
3180 (add_iv_candidate_derived_from_uses): Update all uses.
3181 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3182 (alloc_use_cost_map): Ditto.
3183 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3184 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3185 (determine_use_iv_cost_generic): Ditto.
3186 (determine_group_iv_cost_generic): Ditto.
3187 (determine_use_iv_cost_address): Ditto.
3188 (determine_group_iv_cost_address): Ditto.
3189 (determine_use_iv_cost_condition): Ditto.
3190 (determine_group_iv_cost_cond): Ditto.
3191 (determine_use_iv_cost): Ditto.
3192 (determine_group_iv_cost): Ditto.
3193 (set_autoinc_for_original_candidates): Update all uses.
3194 (find_iv_candidates): Update all uses. Refactor dump information.
3195 (determine_use_iv_costs): Ditto.
3196 (determine_iv_costs): Ditto.
3197 (iv_ca_cand_for_use): Rename to ...
3198 (iv_ca_cand_for_group): ... here. Update all uses.
3199 (iv_ca_add_use, iv_ca_add_group): Ditto.
3200 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3201 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3202 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3203 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3204 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3205 (create_new_iv, adjust_iv_update_pos): Ditto.
3206 (rewrite_use_address): Delete.
3207 (rewrite_use_address_1): Rename to ...
3208 (rewrite_use_address): ... here.
3209 (rewrite_use_compare): Update all uses.
3210 (rewrite_use): Delete.
3211 (rewrite_uses): Rename to ...
3212 (rewrite_groups): ... here. Update all uses.
3213 (remove_unused_ivs, free_loop_data): Update all uses.
3214 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3216 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3218 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3219 for WORD_REGISTER_OPERATIONS to runtime check.
3221 2016-04-27 Richard Biener <rguenther@suse.de>
3224 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3225 aggregate_value_p to determine if a function result is
3226 returned by reference.
3227 (ipa_pta_execute): Functions having their address taken are
3228 not automatically nonlocal.
3230 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3233 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3234 * fold-const.c (operand_equal_p): If flag_checking and
3235 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3236 and if it returns non-zero, assert iterative_hash_expr on both
3239 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3241 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3243 2016-04-27 Nick Clifton <nickc@redhat.com>
3246 * varasm.c (merge_weak): Generate an error if an attempt is made
3247 to convert a non-weak static function into a weak, public function.
3249 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3251 * params.def (MAX_PARTITION_SIZE): New param.
3252 * doc/invoke.texi: Document lto-max-partition.
3254 2016-04-27 Richard Biener <rguenther@suse.de>
3257 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3258 function cummulating used_from_other_partition, externally_visible
3259 and force_output from aliases.
3260 (refered_from_nonlocal_var): Likewise.
3261 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3262 node flags properly.
3264 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3266 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3267 (-Wmemset-elt-size): New item.
3269 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3272 * stor-layout.h (internal_reference_types): Delete.
3273 * stor-layout.c (reference_types_internal): Likewise.
3274 (internal_reference_types): Likewise.
3275 (layout_type) <REFERENCE_TYPE>: Adjust.
3277 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3280 * tree.h (inchash::add_expr): Add FLAGS argument.
3281 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3282 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3283 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3284 Formatting fix. Adjust recursive calls. For tcc_comparison,
3285 if swap_tree_comparison (code) is smaller than code, hash that
3286 and arguments in the other order. Hash CONVERT_EXPR the same
3287 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3288 of ADDR_EXPR of decl as the decl itself. Add or remove
3289 OEP_ADDRESS_OF from recursive flags as needed. For
3290 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3291 operands commutatively and only the third one normally.
3292 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3294 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3296 * config/rtems.h (LIB_SPEC): Add -latomic.
3298 2016-04-27 Joel Sherrill <joel@rtems.org>
3300 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3301 xilink.ld and flags not relevant to RTEMS.
3303 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3305 * toplev.c (backend_init_target): Avoid calling init_reload when using
3308 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3310 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3311 for loops rather than one for the whole function.
3313 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3315 * match.pd (X + CST CMP X): New transformation.
3317 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3319 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3320 * fold-const.c (fold_binary_loc): Remove 2 transformations
3321 superseded by match.pd.
3322 * match.pd (x+x -> x*2): Generalize to integers.
3324 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3326 * config/i386/i386.md (operation on memory peephole): Duplicate an
3327 existing peephole and adapt it to match lea rather than an operation
3330 PR rtl-optimization/57193
3331 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3333 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3335 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3337 * tree-if-conv.c (any_pred_load_store): New static variable.
3338 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3339 any_pred_load_store instead of and_mask_load_store.
3340 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3341 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3342 (combine_blocks, tree_if_conversion): Ditto.
3344 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3346 PR tree-optimization/70771
3347 PR tree-optimization/70775
3348 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3349 virtual PHI nodes. Delete parameter.
3350 (if_convertible_loop_p_1): Delete argument to above function.
3351 (predicate_all_scalar_phis): Delete code handling single-argument
3353 (tree_if_conversion): Mark and update virtual SSA.
3355 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3358 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3359 (x86_elf_aligned_common): Rename to ...
3360 (x86_elf_aligned_decl_common): ... this.
3361 Add decl arg. Switch to .lbss for largecomm object. Use
3362 LARGECOMM_SECTION_ASM_OP.
3363 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3365 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3366 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3368 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3369 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3371 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3374 * config/i386/i386.c (SECTION_LARGE): Define.
3375 (x86_64_elf_select_section): Set it for large data/bss sections.
3376 Only clear SECTION_WRITE for .lrodata.
3377 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3379 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3380 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3381 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3383 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3384 * doc/tm.texi: Regenerate.
3386 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3389 * configure.ac (--enable-checking): Document extra flag, for
3390 non-release builds default to --enable-checking=yes,extra.
3391 If misc checking and extra checking, define CHECKING_P to 2 instead
3393 * common.opt (fchecking=): Add.
3394 * doc/invoke.texi (-fchecking=): Document.
3395 * doc/install.texi: Document --enable-checking changes.
3396 * configure: Regenerated.
3397 * config.in: Regenerated.
3399 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3401 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3402 attribute instead of which_alternative.
3403 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3404 Use EXT_REX_SSE_REG_P where appropriate.
3406 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3408 * config/i386/predicates.md (const0_operand): Do not match
3409 const_wide_int code.
3410 (const1_operand): Ditto.
3412 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3415 for SSE constm1 operands and TARGET_AVX512VL.
3416 (*movti_internal): Ditto.
3417 (*mov<mode>_or): Use constm1_operand predicate.
3418 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3419 for SSE vector_all_ones operands and TARGET_AVX512VL.
3420 * config/i386/predicates.md (constm1_operand): New predicate.
3421 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3422 emission of constant -1 load.
3424 2016-04-25 Jason Merrill <jason@redhat.com>
3426 * gdbinit.in: Skip is-a.h.
3428 * attribs.c (register_scoped_attributes): Fix logic.
3429 * attribs.h: Declare register_scoped_attributes.
3431 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3433 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3434 stxvd2x and stxvw4x built-in functions.
3436 2016-04-25 DJ Delorie <dj@redhat.com>
3438 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3439 (ashrhi3): Likewise.
3440 (lshrhi3): Likewise.
3442 2016-04-25 Richard Biener <rguenther@suse.de>
3444 PR tree-optimization/70780
3445 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3447 (compute_antic): Mark blocks with abnormal preds as visited as
3448 they have a final empty antic-in solution already.
3450 2016-04-25 Michael Collison <michael.collison@linaro.org>
3452 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3454 2016-04-25 Michael Collison <michael.collison@linaro.org>
3456 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3457 mode is VQI to improve mixed mode vectorization.
3458 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3459 define_insn to match low half of signed vaddw.
3460 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3461 define_insn to match high half of signed vaddw.
3462 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3463 define_insn to match low half of unsigned vaddw.
3464 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3465 define_insn to match high half of unsigned vaddw.
3466 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3467 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3468 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3470 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3471 * config/arm/predicates.md (vect_par_constant_high): Support
3472 big endian and simplify by calling
3473 arm_simd_check_vect_par_cnst_half
3474 (vect_par_constant_low): Likewise.
3476 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3478 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3479 predicate for operand 2.
3481 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3482 H.J. Lu <hongjiu.lu@intel.com>
3484 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3485 machine_mode argument.
3486 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3487 constm1_rtx operands. For VOIDmode constants, get mode from
3488 pred_mode. Check mode size if the mode is supported by ABI.
3489 (standard_sse_constant_opcode): Do not use standard_constant_p.
3490 Strictly check ABI support for all-ones operands.
3491 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3492 immediates. Update calls to standard_sse_constant_p.
3493 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3494 (ix86_rtx_costs): Ditto.
3495 * config/i386/i386.md (*movxi_internal_avx512f): Use
3496 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3497 Use (v,BC) alternative instead of (v,C). Use register_operand
3498 checks instead of MEM_P.
3499 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3500 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3501 isa attribute. Use register_operand checks instead of MEM_P.
3502 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3503 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3504 alternative and corresponding sse2 isa attribute.
3505 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3506 to standard_sse_constant_p.
3507 (FP constant splitters): Ditto.
3508 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3510 * config/i386/predicates.md (constm1_operand): Remove.
3511 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3512 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3513 vector_all_ones_operand instead of constm1_operand.
3515 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3517 * print-rtl.c (print_rtx_insn_vec): New function.
3518 * print-rtl.h: New prototype.
3519 * store-motion.c (struct st_expr): Make avail_stores a vector.
3520 (st_expr_entry): Adjust.
3521 (free_st_expr_entry): Likewise.
3522 (print_store_motion_mems): Likewise.
3523 (find_moveable_store): Likewise.
3524 (compute_store_table): Likewise.
3525 (delete_store): Likewise.
3526 (build_store_vectors): Likewise.
3528 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3530 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3532 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3534 * vec.h (vec_safe_contains): New function.
3535 (vec::contains): Likewise.
3536 (vec::begin): Likewise.
3537 (vec::end): Likewise.
3539 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3542 * cfgexpand.c (expand_stack_vars): Fix typo.
3544 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3546 * system.h (list, map, set, vector): Include conditionally.
3547 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3548 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3549 * ipa-icf.c (INCLUDE_LIST): Define.
3550 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3551 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3552 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3553 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3554 * cp/logic.cc (INCLUDE_LIST): Define.
3555 * fortran/trans-common.c (INCLUDE_MAP): Define.
3557 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3559 * auto-profile.c: Remove <string.h> include.
3560 * ipa-icf-gimple.c: Remove <list> include.
3561 * diagnostic.c: Remove <new> include.
3562 * genmatch.c: Likewise.
3563 * pretty-print.c: Likewise.
3564 * toplev.c: Likewise
3565 * c/c-objc-common.c: Likewise.
3566 * cp/error.c: Likewise.
3567 * fortran/error.c: Likewise.
3569 2016-04-22 Richard Biener <rguenther@suse.de>
3571 * lto-streamer-in.c (input_ssa_names): Do not allocate
3572 GIMPLE_NOP for all SSA names.
3573 * lto-streamer-out.c (output_ssa_names): Do not output
3574 SSA names that should have been released.
3576 2016-04-22 Richard Biener <rguenther@suse.de>
3578 PR tree-optimization/70740
3579 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3582 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3585 * config/i386/predicates.md (call_insn_operand): Replace
3586 sibcall_memory_operand with memory_operand.
3588 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3590 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3591 has_single_use() tests.
3592 (register_edge_assert_for_1): Likewise.
3593 (find_assert_locations_1): Check the liveness bitmap instead of
3594 checking has_single_use().
3596 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3599 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3600 Extract AVX-512BW constraint from AVX.
3602 2016-04-21 Richard Biener <rguenther@suse.de>
3604 PR tree-optimization/70725
3605 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3606 for phi_convertible_by_degenerating_args.
3607 (predicate_all_scalar_phis): Handle single-argument PHIs.
3609 2016-04-21 Richard Biener <rguenther@suse.de>
3612 * fold-const.c (fold_comparison): Return properly typed
3615 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3617 PR tree-optimization/70715
3618 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3619 after expanding BASE using expand_simple_operations.
3621 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3623 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3624 New transformations.
3626 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3628 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3630 2016-04-20 Jan Hubicka <jh@suse.cz>
3632 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3633 ultiimate_alias_target.
3634 (update_callee_keys): Likewise.
3635 (lookup_recursive_calls): Likewise.
3636 (speculation_useful_p): Likewise.
3638 2016-04-20 Jan Hubicka <jh@suse.cz>
3641 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3642 (set_nothrow_flag_1): ... this; handle interposition correctly;
3643 recurse on aliases and thunks.
3644 (cgraph_node::set_nothrow_flag): New.
3645 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3646 functions compiled with non-call exceptions that binds to current
3648 (propagate_nothrow): Be safe WRT interposition.
3649 * cgraph.h (set_nothrow_flag): Update prototype.
3651 2016-04-18 Jan Hubicka <jh@suse.cz>
3653 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3654 max_loop_iterations_int.
3655 (tree_unswitch_outer_loop): Likewise.
3657 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3659 PR tree-optimization/69489
3660 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3661 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3662 Revise dump message.
3663 (if_convertible_bb_p): Remove check on edge count of basic block's
3666 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3668 PR tree-optimization/56625
3669 PR tree-optimization/69489
3670 * tree-data-ref.h (DR_INNERMOST): New macro.
3671 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3672 hashing struct innermost_loop_behavior.
3673 (ref_DR_map): Remove.
3674 (innermost_DR_map): New map.
3675 (baseref_DR_map): Revise comment.
3676 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3677 to innermost_DR_map accroding to its innermost loop behavior.
3678 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3679 to its innermost loop behavior.
3680 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3681 Add initialization for innermost_DR_map. Record memory reference
3682 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3683 have innermost loop behavior.
3684 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3687 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3689 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3690 *lea_general_1. Use explicit SWI12 mode interator.
3691 (*lea<mode>_general_2): Rename from *lea_general_2.
3692 Use explicit SWI12 mode interator.
3693 (*lea<mode>_general_3): Rename from *lea_general_3.
3694 Use explicit SWI12 mode interator.
3695 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3696 Use explicit SWI12 mode interator.
3697 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3698 Use explicit SWI48 mode interator.
3700 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3702 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3703 Short-cut unaligned load and store cases. Handle all integer
3705 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3706 and store cases. Call ix86_avx256_split_vector_move_misalign
3707 directly without checking mode class.
3709 2016-04-20 Andrew Pinski <apinski@cavium.com>
3710 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3713 * config/aarch64/aarch64.md (sibcall): Force call
3714 address to be DImode for ILP32.
3715 (sibcall_value): Likewise.
3717 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3719 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3721 2016-04-20 Richard Biener <rguenther@suse.de>
3723 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3724 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3725 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3726 (maybe_push_res_to_seq): Adjust.
3727 * gimple-fold.c (maybe_build_generic_op): Likewise.
3729 2016-04-20 Marek Polacek <polacek@redhat.com>
3731 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3734 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3736 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3737 use kmovw to support AVX512F target.
3739 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3741 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3743 2016-04-20 Marek Polacek <polacek@redhat.com>
3745 PR tree-optimization/70725
3746 * tree-if-conv.c (is_false_predicate): New function.
3747 (predicate_mem_writes): Use it.
3749 2016-04-20 Richard Biener <rguenther@suse.de>
3751 PR tree-optimization/70726
3752 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3753 shift amounts from a pattern stmt operand.
3755 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3758 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3759 stack_restore_from_fpr pattern when restoring r15.
3760 (s390_optimize_prologue): Strip away the memory barrier in the
3761 parallel when trying to get rid of restore insns.
3762 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3763 definition for loading the stack pointer from an FPR. Compared to
3764 the normal move insn this pattern includes a full memory barrier.
3766 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3769 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3770 implicitly linear or lastprivate iterator on the outer context.
3772 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3774 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3776 * config/i386/i386.md (ssememalign): Removed.
3777 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3779 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3782 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3783 const short * to __builtin_ia32_loaddquhi512_mask.
3784 (_mm512_maskz_loadu_epi16): Likewise.
3785 (_mm512_mask_storeu_epi16): Pass short * to
3786 __builtin_ia32_storedquhi512_mask.
3787 (_mm512_mask_loadu_epi8): Pass const char * to
3788 __builtin_ia32_loaddquqi512_mask.
3789 (_mm512_maskz_loadu_epi8): Likewise.
3790 (_mm512_mask_storeu_epi8): Pass char * to
3791 __builtin_ia32_storedquqi512_mask.
3792 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3793 const double * to __builtin_ia32_loadupd512_mask.
3794 (_mm512_mask_loadu_pd): Likewise.
3795 (_mm512_maskz_loadu_pd): Likewise.
3796 (_mm512_storeu_pd): Pass double * to
3797 __builtin_ia32_storeupd512_mask.
3798 (_mm512_mask_storeu_pd): Likewise.
3799 (_mm512_loadu_ps): Pass const float * to
3800 __builtin_ia32_loadups512_mask.
3801 (_mm512_mask_loadu_ps): Likewise.
3802 (_mm512_maskz_loadu_ps): Likewise.
3803 (_mm512_storeu_ps): Pass float * to
3804 __builtin_ia32_storeups512_mask.
3805 (_mm512_mask_storeu_ps): Likewise.
3806 (_mm512_mask_loadu_epi64): Pass const long long * to
3807 __builtin_ia32_loaddqudi512_mask.
3808 (_mm512_maskz_loadu_epi64): Likewise.
3809 (_mm512_mask_storeu_epi64): Pass long long *
3810 to __builtin_ia32_storedqudi512_mask.
3811 (_mm512_loadu_si512): Pass const int * to
3812 __builtin_ia32_loaddqusi512_mask.
3813 (_mm512_mask_loadu_epi32): Likewise.
3814 (_mm512_maskz_loadu_epi32): Likewise.
3815 (_mm512_storeu_si512): Pass int * to
3816 __builtin_ia32_storedqusi512_mask.
3817 (_mm512_mask_storeu_epi32): Likewise.
3818 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3819 char * to __builtin_ia32_storedquqi256_mask.
3820 (_mm_mask_storeu_epi8): Likewise.
3821 (_mm256_mask_loadu_epi16): Pass const short * to
3822 __builtin_ia32_loaddquhi256_mask.
3823 (_mm256_maskz_loadu_epi16): Likewise.
3824 (_mm_mask_loadu_epi16): Pass const short * to
3825 __builtin_ia32_loaddquhi128_mask.
3826 (_mm_maskz_loadu_epi16): Likewise.
3827 (_mm256_mask_loadu_epi8): Pass const char * to
3828 __builtin_ia32_loaddquqi256_mask.
3829 (_mm256_maskz_loadu_epi8): Likewise.
3830 (_mm_mask_loadu_epi8): Pass const char * to
3831 __builtin_ia32_loaddquqi128_mask.
3832 (_mm_maskz_loadu_epi8): Likewise.
3833 (_mm256_mask_storeu_epi16): Pass short * to.
3834 __builtin_ia32_storedquhi256_mask.
3835 (_mm_mask_storeu_epi16): Pass short * to.
3836 __builtin_ia32_storedquhi128_mask.
3837 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3838 const double * to __builtin_ia32_loadupd256_mask.
3839 (_mm256_maskz_loadu_pd): Likewise.
3840 (_mm_mask_loadu_pd): Pass onst double * to
3841 __builtin_ia32_loadupd128_mask.
3842 (_mm_maskz_loadu_pd): Likewise.
3843 (_mm256_mask_storeu_pd): Pass double * to
3844 __builtin_ia32_storeupd256_mask.
3845 (_mm_mask_storeu_pd): Pass double * to
3846 __builtin_ia32_storeupd128_mask.
3847 (_mm256_mask_loadu_ps): Pass const float * to
3848 __builtin_ia32_loadups256_mask.
3849 (_mm256_maskz_loadu_ps): Likewise.
3850 (_mm_mask_loadu_ps): Pass const float * to
3851 __builtin_ia32_loadups128_mask.
3852 (_mm_maskz_loadu_ps): Likewise.
3853 (_mm256_mask_storeu_ps): Pass float * to
3854 __builtin_ia32_storeups256_mask.
3855 (_mm_mask_storeu_ps): ass float * to
3856 __builtin_ia32_storeups128_mask.
3857 (_mm256_mask_loadu_epi64): Pass const long long * to
3858 __builtin_ia32_loaddqudi256_mask.
3859 (_mm256_maskz_loadu_epi64): Likewise.
3860 (_mm_mask_loadu_epi64): Pass const long long * to
3861 __builtin_ia32_loaddqudi128_mask.
3862 (_mm_maskz_loadu_epi64): Likewise.
3863 (_mm256_mask_storeu_epi64): Pass long long * to
3864 __builtin_ia32_storedqudi256_mask.
3865 (_mm_mask_storeu_epi64): Pass long long * to
3866 __builtin_ia32_storedqudi128_mask.
3867 (_mm256_mask_loadu_epi32): Pass const int * to
3868 __builtin_ia32_loaddqusi256_mask.
3869 (_mm256_maskz_loadu_epi32): Likewise.
3870 (_mm_mask_loadu_epi32): Pass const int * to
3871 __builtin_ia32_loaddqusi128_mask.
3872 (_mm_maskz_loadu_epi32): Likewise.
3873 (_mm256_mask_storeu_epi32): Pass int * to
3874 __builtin_ia32_storedqusi256_mask.
3875 (_mm_mask_storeu_epi32): Pass int * to
3876 __builtin_ia32_storedqusi128_mask.
3877 * config/i386/i386-builtin-types.def (PCSHORT): New.
3879 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3880 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3881 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3882 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3883 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3884 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3885 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3886 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3887 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3888 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3889 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3890 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3891 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3892 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3893 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3894 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3895 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3896 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3897 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3898 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3899 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3900 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3901 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3902 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3903 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3904 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3905 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3906 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3907 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3908 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3909 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3910 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3911 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3912 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3913 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3914 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3915 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3916 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3917 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3918 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3919 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3920 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3921 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3922 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3923 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3924 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3925 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3926 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3927 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3929 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3930 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3932 (ix86_expand_vector_move_misalign): Likewise.
3933 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3934 to scalar function prototype for unaligned load/store builtins.
3935 (ix86_expand_special_args_builtin): Updated.
3936 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3937 (UNSPEC_STOREU): Likewise.
3938 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3939 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3940 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3941 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3942 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3943 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3944 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3945 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3946 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3947 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3948 (<avx512>_storedqu<mode>_mask): Likewise.
3949 (*sse4_2_pcmpestr_unaligned): Likewise.
3950 (*sse4_2_pcmpistr_unaligned): Likewise.
3951 (*mov<mode>_internal): Renamed to ...
3952 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3953 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3954 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3955 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3957 2016-04-19 Richard Biener <rguenther@suse.de>
3959 PR tree-optimization/70171
3960 * tree-ssa-phiprop.c: Include stor-layout.h.
3961 (phiprop_insert_phi): Handle the aggregate copy case.
3962 (propagate_with_phi): Likewise.
3964 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3966 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3967 instead of simplify_gen_subreg (... , 0).
3968 (ix86_delegitimize_address): Ditto.
3969 (ix86_split_divmod): Ditto.
3970 (ix86_split_copysign_const): Ditto.
3971 (ix86_split_copysign_var): Ditto.
3972 (ix86_expand_args_builtin): Ditto.
3973 (ix86_expand_round_builtin): Ditto.
3974 (ix86_expand_special_args_builtin): Ditto.
3975 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
3976 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
3977 (udivmodqi4): Ditto.
3978 (absneg splitters): Ditto.
3979 (*jcc_bt<mode>_1): Ditto.
3981 2016-04-19 Richard Biener <rguenther@suse.de>
3983 PR tree-optimization/70724
3984 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
3985 restoring out from ...
3986 (free_scc_vn): ... here.
3987 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
3988 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
3990 (pass_fre::execute): Restore SSA info.
3992 2016-04-19 Richard Biener <rguenther@suse.de>
3994 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
3995 * gimple-walk.c (walk_gimple_op): Initialize it.
3996 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
3997 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
3998 remapping SSA names of defs.
3999 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4002 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4005 * lra-constraints.c (equiv_substition_p): New.
4006 (process_alt_operands): Use it.
4007 (swap_operands): Swap it.
4008 (curr_insn_transform): Update it.
4010 2016-04-18 Michael Matz <matz@suse.de>
4012 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4013 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4014 * tree-core.h (tree_type_common.align): Use bit-field.
4015 (tree_type_common.spare): New.
4016 (tree_decl_common.off_align): Make smaller.
4017 (tree_decl_common.align): Use bit-field.
4019 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4020 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4021 (scan_sharing_clauses): Ditto.
4022 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4023 (omp_finish_file): Ditto.
4024 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4025 (layout_decl): Ditto.
4026 (relayout_decl): Ditto.
4027 (finalize_record_size): Use SET_TYPE_ALIGN.
4028 (finalize_type_size): Ditto.
4029 (finish_builtin_struct): Ditto.
4030 (layout_type): Ditto.
4031 (initialize_sizetypes): Ditto.
4032 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4033 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4034 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4035 (get_chain_field): Ditto.
4036 (get_trampoline_type): Ditto.
4037 (get_nl_goto_field): Ditto.
4038 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4040 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4041 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4042 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4043 (build_qualified_type): Use SET_TYPE_ALIGN.
4044 (build_aligned_type, build_range_type_1): Ditto.
4045 (build_atomic_base): Ditto.
4046 (build_common_tree_nodes): Ditto.
4047 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4048 (expand_one_stack_var_at): Ditto.
4049 * coverage.c (build_var): Use SET_DECL_ALIGN.
4050 * except.c (init_eh): Ditto.
4051 * function.c (assign_parm_setup_block): Ditto.
4052 * symtab.c (increase_alignment_1): Ditto.
4053 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4054 * tree-vect-stmts.c (ensure_base_align): Ditto.
4055 * varasm.c (align_variable): Ditto.
4056 (assemble_variable): Ditto.
4057 (build_constant_desc): Ditto.
4058 (output_constant_def_contents): Ditto.
4060 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4061 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4062 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4063 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4064 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4066 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4070 replace %vmovsd with "%vmovq".
4071 (vec_concatv2df): Likewise.
4073 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4075 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4076 (*vec_extractv2si_0): Ditto.
4077 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4078 (zero_extended_scalar_load_operand splitters): Ditto.
4079 (vec_extract splitters): Ditto.
4080 (*vec_extractv4si_0_zext): Ditto.
4081 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4083 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4084 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4085 (*sse4_1_extractps): Use lowpart_subreg.
4086 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4088 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4090 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4092 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4093 Mention Solaris 11 packaging changes.
4094 Update gas and gld requirements.
4095 Remove reference to pre-Solaris 10 bug.
4096 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4098 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4101 2016-04-17 Jan Hubicka <jh@suse.cz>
4103 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4104 max_loop_iterations_int.
4106 2016-04-18 Richard Biener <rguenther@suse.de>
4108 PR tree-optimization/43434
4109 * tree-ssa-structalias.c (struct vls_data): New.
4110 (visit_loadstore): Handle all pointer-based accesses.
4111 (compute_dependence_clique): Compute a bitmap of restrict tags
4112 assigned bases and pass it to visit_loadstore.
4114 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4117 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4118 armv8.1-a and armv8.1-a+crc.
4120 2016-04-18 Richard Biener <rguenther@suse.de>
4122 PR tree-optimization/70701
4123 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4124 references after translating through a memcpy.
4126 2016-04-18 Richard Biener <rguenther@suse.de>
4128 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4129 (compute_antic): ... here. For partial antic use regular
4130 postorder and scrap iteration.
4131 (compute_partial_antic_aux): Remove unused return value.
4132 (init_pre): Do not allocate postorder.
4133 (fini_pre): Do not free postorder.
4135 2016-04-18 Richard Biener <rguenther@suse.de>
4138 * expmed.c (extract_bit_field_1): Remove broken case
4139 using a wider MODE_INT mode.
4141 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4143 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4144 unless compiling with at least GCC-4.8.
4146 2016-04-17 Jan Hubicka <jh@suse.cz>
4149 * graphite.c (graphite_finalize): Update call to
4150 tree_estimate_probability.
4151 * predict.h (tree_estimate_probability): Update prototype.
4153 2016-04-17 Jan Hubicka <jh@suse.cz>
4155 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4156 (tree_estimate_probability): Likewise.
4157 (pass_profile::execute): Update.
4158 (report_predictor_hitrates): New function.
4159 * profile.c (compute_branch_probabilities): Use it.
4160 * predict.h (report_predictor_hitrates): Declare.
4162 2016-04-17 Jan Hubicka <jh@suse.cz>
4165 * cgraph.h (cgraph_node::set_const_flag,
4166 cgraph_node::set_pure_flag): Update prototype to return bool;
4168 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4169 of interposable symbol are interposable, too.
4170 (cgraph_set_const_flag_1): Rename to ...
4171 (set_const_flag_1): ... this one; change to self recursive function
4172 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4173 clearnig the flag in all variants and also virtual thunks of const
4174 functions are pure; track if any change was done.
4175 (cgraph_node::set_const_flag): Update.
4176 (struct set_pure_flag_info): New struct.
4177 (cgraph_set_pure_flag_1): Rename to ...
4178 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4179 rather than pointer encoded flags; track if any changes was done;
4180 handle correctly clearning flag and setting flag of aliases already
4182 (cgraph_node::set_pure_flag): Update.
4183 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4185 2016-04-17 Tom de Vries <tom@codesourcery.com>
4188 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4191 2016-04-17 Tom de Vries <tom@codesourcery.com>
4193 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4194 '{}<> ' as escape-for-record.
4196 2016-04-17 Tom de Vries <tom@codesourcery.com>
4198 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4201 2016-04-17 Tom de Vries <tom@codesourcery.com>
4204 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4205 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4206 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4207 * passes.c (finish_optimization_passes): Only call
4208 finish_graph_dump_file if dfi->graph_dump_initialized.
4209 (execute_function_dump, pass_init_dump_file): Use
4210 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4212 2016-04-17 Tom de Vries <tom@codesourcery.com>
4214 PR tree-optimization/70256
4215 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4216 (debug_varmap): New function.
4218 2016-04-17 Tom de Vries <tom@codesourcery.com>
4221 * passes.c (pass_manager::register_pass): Propagate pflags.
4223 2016-04-17 Tom de Vries <tom@codesourcery.com>
4226 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4227 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4228 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4229 check if it's equal to p_start.
4230 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4232 2016-04-15 Jan Hubicka <jh@suse.cz>
4235 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4236 function does not bind to current def.
4237 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4238 handle conservatively calls to functions that does not need to bind
4240 (check_call): Update call of worse_state.
4241 (ignore_edge_for_nothrow): Update.
4242 (ignore_edge_for_pure_const): Likewise.
4243 (propagate_pure_const): Update calls to worse_state.
4244 (skip_function_for_local_pure_const): Reformat comments.
4246 2016-04-15 Jan Hubicka <jh@suse.cz>
4249 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4250 (cgraph_node::function_symbol): Likewise.
4251 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4252 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4253 (symtab_node::ultimate_alias_target): Add REF parameter.
4254 (symtab_node::binds_to_current_def_p): Declare.
4255 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4256 (cgraph_node::function_symbol): Likewise.
4257 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4258 (cgraph_node::get_availability): Likewise.
4259 (cgraph_edge::binds_to_current_def_p): New inline function.
4260 (varpool_node::get_availability): Add REF parameter.
4261 (varpool_node::ultimate_alias_target): Likewise.
4262 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4263 (symtab_node::binds_to_current_def_p): Likewise.
4264 * varpool.c (varpool_node::get_availability): Likewise.
4266 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4269 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4270 Fix mode size check.
4272 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4274 * BASE-VER: Set to 7.0.0.
4276 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4278 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4280 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4282 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4283 architecture revisions.
4285 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4287 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4288 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4289 * config/i386/i386.md (stack decrement to push peepholes): Guard
4290 with !x86_using_red_zone ().
4292 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4295 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4296 to dump_generic_node.
4297 (NIY): Pass also flags to do_niy.
4299 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4301 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4302 (simd_clone_vector_of_formal_parm_types)
4303 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4304 (simd_clone_mangle, simd_clone_create)
4305 (simd_clone_adjust_return_type, create_tmp_simd_array)
4306 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4307 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4308 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4309 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4310 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4311 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4312 * omp-simd-clone.c: ... this new file.
4313 (simd_clone_vector_of_formal_parm_types): Make it static.
4314 * Makefile.in (OBJS): Add omp-simd-clone.o.
4316 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4319 * config/i386/sse.md: Use proper memory operand modifiers.
4322 2016-04-15 Richard Biener <rguenther@suse.de>
4323 Alan Modra <amodra@gmail.com>
4325 PR tree-optimization/70130
4326 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4327 when alignment stays not the same and no not use the realign
4330 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4333 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4334 direct move handlers for KFmode. Change TFmode handlers test from
4335 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4337 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4340 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4341 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4342 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4343 * tree-ssa-live.c (remove_unused_scope_block_p): When
4344 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4345 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4346 block_ultimate_origin is FUNCTION_DECL.
4347 (remove_unused_locals): If current_function_decl is
4348 polymorphic_ctor_dtor_p, pass initial true to
4349 remove_unused_scope_block_p' is_ctor_dtor_block.
4351 2016-04-14 Martin Sebor <msebor@redhat.com>
4356 * doc/extend.texi (Variable Length): Revert.
4358 2016-04-14 Marek Polacek <polacek@redhat.com>
4359 Jan Hubicka <hubicka@ucw.cz>
4362 * tree.c (verify_type): Disable the canonical type of main variant
4365 2016-04-14 Jason Merrill <jason@redhat.com>
4367 * cfgexpand.c, expr.c: Revert previous change.
4369 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4372 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4373 when building a mem ref for the incoming reduction variable.
4375 2016-04-14 Richard Biener <rguenther@suse.de>
4377 PR tree-optimization/70614
4378 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4379 loop if the evolution dropped to chrec_dont_know.
4380 (interpret_condition_phi): Likewise.
4382 2016-04-14 Richard Biener <rguenther@suse.de>
4384 PR tree-optimization/70623
4385 * tree-ssa-pre.c (changed_blocks): Make global ...
4386 (compute_antic): ... local here. Move and fix worklist
4387 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4388 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4389 worklist handling, dump when ANTIC_IN changed.
4390 (compute_partial_antic_aux): Remove worklist handling.
4391 (init_pre): Do not compute post dominators. Add a comment about
4392 the CFG order chosen.
4393 (fini_pre): Do not free post dominators.
4395 2016-04-13 Martin Sebor <msebor@redhat.com>
4400 * doc/extend.texi (Variable Length): Document C++ specifics.
4402 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4405 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4406 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4407 eh edges have been purged.
4410 * tree-sra.c (create_access_replacement,
4411 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4413 * tree-pretty-print.c (dump_fancy_name): New function.
4414 (dump_decl_name, dump_generic_node): Use it.
4416 2016-04-13 Jason Merrill <jason@redhat.com>
4418 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4419 * expr.c (expand_expr_real_1): Likewise.
4421 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4423 * config/i386/i386.md (kunpckhi): Swap operands.
4424 (kunpcksi): Likewise.
4425 (kunpckdi): Likewise.
4426 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4427 (vec_pack_trunc_<mode>): Likewise.
4429 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4432 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4435 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4436 gimplification turns some element into non-constant.
4439 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4440 * explow.c (convert_memory_address_addr_space_1): No longer static,
4441 add NO_EMIT argument and don't call convert_modes if true, pass
4442 it down recursively, remove break after return.
4443 (convert_memory_address_addr_space): Adjust caller.
4444 * simplify-rtx.c (simplify_unary_operation_1): Call
4445 convert_memory_address_addr_space_1 instead of convert_memory_address,
4446 if it returns NULL, don't simplify.
4448 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4451 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4453 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4455 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4456 Bump the upper SIMDLEN limits, so that if the return type or
4457 characteristic type if the return type is void can be passed in
4458 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4461 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4464 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4465 Do not use "=" constraint on an input constraint.
4466 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4467 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4468 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4469 generates (neg (abs ...)) instead of (abs ...).
4471 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4473 PR rtl-optimization/70596
4474 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4475 just invalidate LRA data and reset them. Adjust dump wording.
4477 2016-04-12 Martin Liska <mliska@suse.cz>
4480 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4482 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4484 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4485 max_loop_iterations_int.
4486 (tree_unswitch_outer_loop): Likewise.
4487 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4488 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4490 2016-04-12 Tom de Vries <tom@codesourcery.com>
4492 PR tree-optimization/68756
4493 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4494 instead of new_name.
4496 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4498 PR tree-optimization/70602
4499 * tree-sra.c (generate_subtree_copies): Don't write anything into
4500 constant pool decls.
4502 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4503 regardless whether there are depend clauses or not.
4505 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4508 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4509 target attribute and pragma from changing the -mfloat128
4510 and -mfloat128-hardware options.
4512 * doc/extend.texi (Additional Floating Types): Document PowerPC
4513 __float128 restrictions.
4515 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4518 * config/aarch64/driver-aarch64.c
4519 (aarch64_get_extension_string_for_isa_flags): New.
4520 (arch_extension): Rename to...
4521 (aarch64_arch_extension): ...This.
4522 (ext_to_feat_string): Rename to...
4523 (aarch64_extensions): ...This.
4524 (aarch64_core_data): Keep track of architecture extension flags.
4525 (cpu_data): Rename to...
4526 (aarch64_cpu_data): ...This.
4527 (aarch64_arch_driver_info): Keep track of architecture extension
4529 (get_arch_name_from_id): Rename to...
4530 (get_arch_from_id): ...This, change return type.
4531 (host_detect_local_cpu): Update and reformat for renames, handle
4532 extensions through common infrastructure.
4534 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4537 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4538 track of a canonical flag name.
4539 (all_extensions): Likewise.
4540 (arch_to_arch_name): Also track extension flags enabled by the arch.
4541 (all_architectures): Likewise.
4542 (aarch64_parse_extension): Move to here.
4543 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4545 (aarch64_rewrite_selected_cpu): Update for above change.
4546 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4547 are handled, such that the single explicit value enabled by an
4548 extension is kept seperate from the implicit values it also enables.
4549 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4551 (aarch64_parse_extension): New.
4552 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4553 here to config/aarch64/aarch64-protos.h.
4554 (aarch64_parse_extension): Move from here to
4555 common/config/aarch64/aarch64-common.c.
4556 (aarch64_option_print): Update.
4557 (aarch64_declare_function_name): Likewise.
4558 (aarch64_start_file): Likewise.
4559 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4560 the canonical flag for extensions.
4561 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4564 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4566 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4569 2016-04-09 Tom de Vries <tom@codesourcery.com>
4571 PR tree-optimization/68953
4572 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4573 first to last subscript.
4575 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4577 PR tree-optimization/70586
4578 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4581 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4585 PR tree-optimization/70373
4589 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4590 clauses for acc parallel reductions as necessary. Error on those
4592 * omp-low.c (scan_sharing_clauses): Don't install variables which
4593 are used in acc parallel reductions.
4594 (lower_rec_input_clauses): Remove dead code.
4595 (lower_oacc_reductions): Add support for reference reductions.
4596 (lower_reduction_clauses): Remove dead code.
4597 (lower_omp_target): Don't remap variables appearing in acc parallel
4599 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4601 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4604 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4605 with multiple SSA_NAME defs, force the outputs other than first
4606 to be live before calling live_track_process_def on each output.
4608 PR rtl-optimization/70574
4609 * fwprop.c (forward_propagate_and_simplify): Don't add
4610 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4611 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4612 paradoxical subregs within *loc.
4614 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4616 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4617 -ftree-parallelize-loops={0,1}.
4618 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4619 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4620 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4621 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4622 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4624 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4627 * asan.c (instrument_derefs): If we get unknown location, extract it
4629 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4631 2016-04-08 Tom de Vries <tom@codesourcery.com>
4633 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4634 implicit firstprivate clause.
4636 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4639 * config/arm/thumb2.md (tst + branch-> lsls + branch
4640 peephole below *orsi_not_shiftsi_si): Require that condition
4641 register is dead after the peephole.
4642 (second peephole after the above): Likewise.
4644 2016-04-08 Alan Modra <amodra@gmail.com>
4647 * builtins.c (fold_builtin_classify): For IBM extended precision,
4648 look at just the high-order double to test for NaN.
4649 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4650 test just the high double for Inf but both doubles for subnormal
4653 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4655 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4656 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4657 node->simdclone->mask_mode != VOIDmode masks.
4658 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4659 earlier, use it instead of node->simdclone.
4660 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4661 Set clonei->mask_mode.
4663 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4666 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4667 Pass it through to cp_parser_already_scoped_statement.
4668 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4669 it through to cp_parser_statement.
4670 (cp_parser_statement): Pass IF_P through to
4671 cp_parser_iteration_statement.
4672 (cp_parser_pragma): Adjust call to
4673 cp_parser_iteration_statement.
4675 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4678 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4679 resolve a future -Wparentheses warning.
4680 * omp-low.c (scan_sharing_clauses): Likewise.
4681 * tree-parloops.c (eliminate_local_variables): Likewise.
4683 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4685 PR rtl-optimization/70398
4686 * lra-constraints.c (process_address_1): Check zero scale and code
4687 for reloading with zero scale.
4689 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4691 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4692 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4694 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4696 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4697 Add support for AVX512F clones, include them by default for
4698 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4699 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4703 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4704 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4705 firstprivate clauses.
4706 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4707 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4708 (lower_omp_target): Set TREE_NO_WARNING for
4709 non-addressable possibly uninitialized vars which are copied into
4710 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4712 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4714 * config/pa/predicates.md (integer_store_memory_operand): Accept
4715 REG+D operands with a large offset when reload_in_progress is true.
4716 (floating_point_store_memory_operand): Likewise.
4718 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4721 * match.pd (nested int casts): Limit to GIMPLE.
4723 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4726 * ipa-devirt.c (maybe_record_node): Fix comment; use
4727 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4729 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4731 PR rtl-optimization/70542
4732 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4733 if there are any uses other than insn or debug insns.
4735 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4736 Jakub Jelinek <jakub@redhat.com>
4738 PR tree-optimization/70509
4739 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4740 Shift HOST_WIDE_INT_1U instead of 1.
4742 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4744 PR tree-optimization/70509
4745 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4746 of the vector base type for index.
4748 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4751 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4753 2016-04-05 Richard Biener <rguenther@suse.de>
4755 PR tree-optimization/70526
4756 * tree-sra.c (build_ref_for_offset): Use prev_base to
4757 extract the alias pointer type.
4759 2016-04-05 Richard Biener <rguenther@suse.de>
4761 * dse.c (struct store_info): Remove alias_set member.
4762 (struct read_info_type): Likewise.
4763 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4764 spill_deleted, clear_alias_set_lookup): Remove.
4765 (get_group_info): Remove dead base == NULL_RTX case.
4766 (dse_step0): Remove initialization of removed variables.
4767 (delete_dead_store_insn): Reomve alias set dumping.
4768 (free_read_records): Remove alias_set handling.
4769 (canon_address): Remove alias_set_out parameter.
4770 (record_store): Remove spill_alias_set, it's always zero.
4771 (check_mem_read_rtx): Likewise.
4772 (dse_step2): Rename from ...
4773 (dse_step2_nospill): ... this. Adjust.
4774 (scan_stores): Rename from ...
4775 (scan_stores_nospill): ... this.
4776 (scan_reads): Rename from ...
4777 (scan_reads_nospill): ... this.
4778 (scan_stores_spill, scan_reads_spill): Remove.
4779 (dse_step3_scan): Remove for_spills argument which is always false.
4780 (dse_step3): Likewise.
4781 (dse_step5): Rename from ...
4782 (dse_step5_nospill): ... this. Remove alias_set handling.
4783 (rest_of_handle_dse): Adjust.
4785 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4788 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4789 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4790 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4791 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4793 2016-04-05 Richard Biener <rguenther@suse.de>
4796 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4797 non-register type temporaries into SSA.
4799 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4802 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4803 calls when sanitizing.
4804 (possible_polymorphic_call_target_p): Fix formatting.
4806 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4807 Jakub Jelinek <jakub@redhat.com>
4810 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4811 to ensure a call statement is compatible with a built-in's
4813 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4816 2016-04-04 Richard Biener <rguenther@suse.de>
4818 PR rtl-optimization/70484
4819 * rtl.h (canon_output_dependence): Declare.
4820 * alias.c (canon_output_dependence): New function.
4821 * dse.c (record_store): Use canon_output_dependence rather
4822 than canon_true_dependence.
4824 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4827 * cgraph.h (symtab_node::copy_visibility_from): New function.
4828 * symtab.c (symtab_node::copy_visibility_from): New function.
4829 * ipa-visibility.c (optimize_weakref): New function.
4830 (function_and_variable_visibility): Use it.
4832 2016-04-04 Martin Liska <mliska@suse.cz>
4835 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4836 value that is really in range handled by SBR instruction.
4837 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4838 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4839 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4841 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4845 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4846 set, but not for SP_REG operands.
4848 2016-04-02 Martin Sebor <msebor@redhat.com>
4851 * fold-const.c (maybe_nonzero_address): New function.
4852 (fold_comparison): Call it. Fold equality and relational
4853 expressions involving null pointers.
4854 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4856 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4858 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4859 the "Y" constraint (scalar FP 0.0 immediate).
4861 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4862 Add the "const_double" to the list of operand constraints.
4864 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4866 PR rtl-optimization/70467
4867 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4868 If low word of the last operand is 0, just emit addition/subtraction
4871 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4874 * config/s390/s390.c (s390_expand_insv): Check for everything
4875 constant instead of just VOIDmode stuff.
4877 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4880 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4882 2016-04-01 Nathan Sidwell <nathan@acm.org>
4884 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4886 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4888 PR rtl-optimization/70461
4889 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4892 2016-03-31 Martin Liska <mliska@suse.cz>
4895 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4896 a tree value or an immediate integer value to a buffer
4897 that is eventually copied to a BRIG section.
4898 (emit_immediate_operand): Call the function here.
4899 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4900 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4901 of class' fields that are removed.
4902 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4903 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4904 m_brig_repr_size fields.
4906 2016-03-31 Martin Liska <mliska@suse.cz>
4909 * hsa-gen.c (hsa_function_representation::update_dominance): New
4911 (convert_addr_to_flat_segment): Likewise.
4912 (gen_hsa_memory_set): New alignment argument.
4913 (gen_hsa_ctor_assignment): Likewise.
4914 (gen_hsa_insns_for_single_assignment): Provide alignment
4915 to gen_hsa_ctor_assignment.
4916 (gen_hsa_insns_for_direct_call): Add new argument.
4917 (expand_lhs_of_string_op): New function.
4918 (expand_string_operation_builtin): Likewise.
4919 (expand_memory_copy): New function.
4920 (expand_memory_set): New function.
4921 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4922 (convert_switch_statements): Change signature.
4923 (generate_hsa): Use a return value of the function.
4924 (pass_gen_hsail::execute): Do not call
4925 convert_switch_statements here.
4926 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4927 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4928 (hsa_function_representation::update_dominance): New function.
4930 2016-03-31 Martin Liska <mliska@suse.cz>
4933 * hsa-brig.c (emit_directive_variable): Emit alignment
4934 according to hsa_symbol::m_align.
4935 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4936 (dump_hsa_symbol): Dump alignment of HSA symbols.
4937 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4938 (gen_hsa_addr_with_align): New function.
4939 (hsa_bitmemref_alignment): Use newly added function.
4940 (gen_hsa_insns_for_load): Likewise.
4941 (gen_hsa_insns_for_store): Likewise.
4942 (gen_hsa_memory_copy): New argument added.
4943 (gen_hsa_insns_for_single_assignment): Respect
4944 alignment for assignments processed via gen_hsa_memory_copy.
4945 (gen_hsa_insns_for_direct_call): Likewise.
4946 (gen_hsa_insns_for_return): Likewise.
4947 (gen_function_def_parameters): Set default alignment.
4948 * hsa.c (hsa_object_alignment): New function.
4949 (hsa_byte_alignment): Pasted function.
4950 * hsa.h (hsa_symbol::m_align): New field.
4952 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4954 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4955 scratch field for goto case.
4957 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4959 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4961 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4964 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4965 (scalar_chain::convert_insn): Call convert_op for reg
4966 moves to handle undefined registers.
4968 2016-03-31 Nathan Sidwell <nathan@acm.org>
4971 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4972 Assert we don't want to move backwards.
4974 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4977 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4979 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4981 PR rtl-optimization/70460
4982 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4983 with operand from REG_LABEL_OPERAND, instead substitute
4984 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
4985 Don't do anything for REG_NON_LOCAL_GOTO jumps.
4987 2016-03-31 Martin Liska <mliska@suse.cz>
4989 * passes.c (execute_one_pass): Do not call
4990 todo_after for a discarded function.
4992 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4994 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
4995 (no_cost, infinite_cost): Initialize the new field.
4996 (get_computation_cost_at): Record setup cost.
4997 (determine_use_iv_cost_address): Skip cost computation for sub
4998 uses if we can estimate it without losing accuracy.
5000 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5002 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5004 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5005 max_loop_iterations_int.
5006 (tree_unswitch_outer_loop): Likewise.
5007 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5008 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5010 2016-03-30 Richard Biener <rguenther@suse.de>
5013 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5015 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5018 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5019 in gen_blendm expander.
5021 2016-03-30 Nick Clifton <nickc@redhat.com>
5024 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5025 case where we are already provided with an SImode SUBREG.
5027 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5030 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5031 conflict between DRAP register and __builtin_eh_return.
5033 2016-03-30 Michael Matz <matz@suse.de>
5034 Richard Biener <rguenther@suse.de>
5037 * ipa-polymorphic-call.c (struct type_change_info): Change
5038 speculative to an unsigned allowing to limit the work we do.
5039 (csftc_abort_walking_p): New inline function..
5040 (check_stmt_for_type_change): Limit the number of may-defs
5041 skipped for speculative devirtualization to
5042 max-speculative-devirt-maydefs.
5043 * params.def (max-speculative-devirt-maydefs): New param.
5044 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5046 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5049 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5052 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5054 PR tree-optimization/59124
5055 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5056 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5058 2016-03-29 Jeff Law <law@redhat.com>
5060 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5062 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5064 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5067 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5069 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5070 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5071 gcrt0.o if linking dynamically.
5073 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5076 * ipa-devirt.c (methods_equal_p): New function.
5077 (compare_virtual_tables): Use it.
5078 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5079 * cgraphclones.c (clone_function_name_1): Use
5080 symbol_table::symbol_suffix_separator.
5081 * coverage.c (build_var): Likewise.
5082 * symtab.c (symbol_table::symbol_suffix_separator): New.
5084 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5086 PR rtl-optimization/70429
5087 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5088 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5089 mode != result_mode.
5092 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5094 PR tree-optimization/70405
5095 * ssa-iterators.h (num_imm_uses): Add missing braces.
5097 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5099 PR rtl-optimization/68695
5100 * ira-color.c (allocno_copy_cost_saving): New.
5101 (improve_allocation): Use it.
5103 2016-03-29 Richard Henderson <rth@redhat.com>
5106 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5108 2016-03-29 Richard Biener <rguenther@suse.de>
5111 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5112 use alignment returned by get_pointer_alignment_1 if it is
5113 bigger than BITS_PER_UNIT.
5114 * builtins.c (get_pointer_alignment_1): Do not return true
5115 for alignment extracted from SSA info.
5117 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5119 * config/ft32/ft32.opt (mnodiv): New.
5120 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5121 * doc/invoke.texi (FT32 Options -mnodiv): New.
5123 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5126 * config/i386/i386.md (define_split, andn): Fix modes.
5128 2016-03-26 Richard Biener <rguenther@suse.de>
5129 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5132 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5134 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5135 as 2nd argument to cl_optimization_restore().
5137 2016-03-25 Richard Henderson <rth@redhat.com>
5140 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5141 * config/aarch64/aarch64-protos.h: Declare it.
5142 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5144 2016-03-25 Alan Modra <amodra@gmail.com>
5147 * config/rs6000/constraints.md (j): Simplify.
5148 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5150 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5151 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5152 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5153 in all constraint alternatives.
5154 (movtd_64bit_nodm): Delete "j" constraint alternative.
5156 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5158 * tree-ssa-propagate.c: Enhance docs for
5159 SSA_PROP_NOT_INTERESTING.
5161 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5163 * doc/extend.texi: Fix typo in documentation to pure attribute.
5165 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5168 * config/pa/pa.md (bswapdi2): Use a scratch register.
5170 2016-03-24 Richard Henderson <rth@redhat.com>
5173 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5176 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5178 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5179 using ix86_expand_binary_operator instead of gen_andsi3.
5181 2016-03-24 Richard Biener <rguenther@suse.de>
5183 PR tree-optimization/70396
5184 * tree-vect-stmts.c (vectorizable_comparison): Use
5185 get_vectype_for_scalar_type.
5187 2016-03-24 Richard Biener <rguenther@suse.de>
5190 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5191 with register bases.
5193 2016-03-24 Richard Biener <rguenther@suse.de>
5195 PR tree-optimization/70372
5196 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5197 build_all_ones_cst to also handle vector types correctly.
5199 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5202 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5205 2016-03-23 Marek Polacek <polacek@redhat.com>
5208 * doc/invoke.texi: Document -Wignored-attributes.
5210 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5212 PR tree-optimization/69042
5213 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5214 parameter from 30 to 40.
5216 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5218 PR tree-optimization/69042
5219 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5220 for use with constant offset stripped in base.
5222 2016-03-23 Richard Biener <rguenther@suse.de>
5225 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5226 mode compatibility check.
5227 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5229 2016-03-23 Jeff Law <law@redhat.com>
5231 PR tree-optimization/64058
5232 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5234 (struct ssa_conflicts): Move up earlier in the file.
5235 (conflicts_, var_map_): New static variables.
5236 (initialize_conflict_count): New function to initialize the
5237 CONFLICT_COUNT field for each conflict pair.
5238 (compare_pairs): Lazily initialize the conflict count and use it
5239 as the first tie-breaker.
5240 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5241 and wipe conflicts_ and map_ around the call to qsort. Remove
5242 special case for 2 coalesce pairs.
5243 * bitmap.c (bitmap_count_unique_bits): New function.
5244 (bitmap_count_bits_in_word): New function, extracted from
5246 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5247 * bitmap.h (bitmap_count_unique_bits): Declare it.
5249 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5252 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5253 transparent alias chain for decl assembler name.
5254 * config/sol2.c (solaris_assemble_visibility): Likewise.
5256 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5258 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5260 (v10_fdivs): Likewise.
5261 (v10_fdivd): Likewise.
5263 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5266 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5267 to not call fclose twice on file.
5269 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5271 PR tree-optimization/70354
5272 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5273 oprnd0 is wider than oprnd1 and there is a cast from the wider
5274 type to oprnd1, mask it with the mask of the narrower type.
5277 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5278 Optimize TARGET_STV splitters, if high or low word of last argument
5281 2016-03-22 Jeff Law <law@redhat.com>
5284 tree-ssa-threadbackward.c
5285 (fsm_find_control_statement_thread_paths): Correctly distinguish
5286 between old style jump threads vs FSM jump threads.
5288 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5291 * config/i386/i386.c (scalar_chain::convert_op): Support
5292 uninitialized register usage case.
5294 2016-03-22 Richard Biener <rguenther@suse.de>
5297 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5299 (capture::gen_transform): ... to change behavior when substituting
5300 a condition into cond or not-cond expr context.
5301 (dt_simplify::gen_1): Adjust.
5302 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5303 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5304 last change and instead change to
5305 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5306 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5308 2016-03-22 Anthony Green <green@moxielogic.com>
5310 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5311 issue for moxiebox targets.
5312 (CC1PLUS_SPEC): Ditto.
5314 2016-03-22 Richard Biener <rguenther@suse.de>
5317 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5320 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5322 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5324 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5327 * config/i386/i386.c (def_builtin): Handle
5328 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5330 (const struct builtin_description bdesc_special_args[]):
5331 Remove duplicate ISA bits.
5333 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5336 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5337 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5338 in a way that works also for AVX512BW.
5341 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5342 instead of source if operands[1] is xmm16 and above and
5343 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5344 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5347 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5348 on assign if (*from_p) is a comparison, set it to
5349 TREE_NO_WARNING (*from_p).
5351 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5354 * lra.c (restore_scratches): Ignore deleted insns.
5356 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5357 Jakub Jelinek <jakub@redhat.com>
5359 PR tree-optimization/70317
5360 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5363 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5366 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5367 of ix86_expand_move.
5369 (movti): Use general_operand for operand 1 predicate.
5371 2016-03-21 Martin Liska <mliska@suse.cz>
5373 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5375 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5377 2016-03-21 Martin Liska <mliska@suse.cz>
5380 * ipa-icf.c (sem_function::parse): Skip static
5381 constructors and destructors.
5383 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5386 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5387 function-like macro, peek following token(s) if it is followed
5388 by CPP_OPEN_PAREN token with optional padding in between, and
5389 if not, don't treat it like a macro.
5391 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5392 Alexander Monakov <amonakov@ispras.ru>
5394 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5395 for the stabs debug format.
5397 2016-03-21 Richard Biener <rguenther@suse.de>
5399 PR tree-optimization/70310
5400 * tree-vect-generic.c (expand_vector_condition): Fold the built
5403 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5406 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5407 Block third alternative for AVX-512VL target,
5409 2016-03-21 Martin Liska <mliska@suse.cz>
5412 * hsa-brig.c (emit_function_directives): Mark unemitted
5413 global variables for emission.
5414 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5415 (get_symbol_for_decl): Likewise.
5416 * hsa.h (struct hsa_symbol): New flag.
5418 2016-03-21 Richard Biener <rguenther@suse.de>
5420 PR tree-optimization/70288
5421 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5422 we do not estimate unsimplified all-constant conditionals or
5423 switches as optimized away.
5425 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5427 PR rtl-optimization/69102
5428 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5429 when we have a readonly dependency context.
5431 2016-03-18 Jeff Law <law@redhat.com>
5433 PR rtl-optimization/70263
5434 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5435 (update_equiv_regs): When trying to move a store to after the insn
5436 that sets the source of the store, make sure the store occurs after
5437 the insn that sets the source of the store. When successful note
5438 the REG_EQUIV note created in the dump file.
5440 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5441 Bernd Schmidt <bschmidt@redhat.com>
5443 * doc/extend.texi: Document more potential problems with basic asms.
5445 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5447 PR rtl-optimization/70278
5448 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5451 2016-03-18 Jason Merrill <jason@redhat.com>
5453 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5455 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5457 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5458 values to 128b regs.
5460 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5462 PR tree-optimization/70252
5463 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5464 boolean vector has a proper number of elements.
5465 (supportable_narrowing_operation): Likewise.
5467 2016-03-18 Tom de Vries <tom@codesourcery.com>
5470 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5472 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5474 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5475 instead of replace_rtx for DEBUG_INSNs.
5477 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5479 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5480 load type reservations.
5482 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5485 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5486 define_constraint for "Q" and "T" constraints.
5488 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5490 Tweak the pipeline model for Exynos M1
5492 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5495 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5498 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5499 where one or both locations aren't within a line_map.
5501 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5504 * opts.c (finish_options): Don't set flag_pie to the default if
5505 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5508 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5510 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5511 true as ALL_REGS argument to replace_rtx.
5513 2016-03-17 Richard Biener <rguenther@suse.de>
5516 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5519 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5522 * rtl.h (replace_rtx): Add ALL_REGS argument.
5523 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5524 equality and assert mode is the same, instead of just rtx pointer
5526 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5527 true as ALL_REGS argument to replace_rtx.
5529 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5531 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5532 for boolean vector with vector mode only.
5533 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5535 2016-03-17 Nick Clifton <nickc@redhat.com>
5538 * config/rx/rx.c (rx_print_integer): Print negative constants in
5541 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5544 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5546 2016-03-16 Richard Henderson <rth@redhat.com>
5547 Richard Biener <rguenth@suse.de>
5552 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5553 first operand as is_gimple_condexpr.
5558 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5559 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5560 Do not gimplify the result.
5561 (do_unop): Adjust call to tree_vec_extract.
5562 (do_binop): Likewise.
5563 (do_compare): Likewise.
5564 (do_plus_minus): Likewise.
5565 (do_negate): Likewise.
5566 (expand_vector_condition): Likewise.
5567 (do_cond): Likewise.
5569 2016-03-16 Richard Henderson <rth@redhat.com>
5572 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5573 (aarch64_classify_address): Use it.
5574 (aarch64_legitimize_address): Force all subexpressions of PLUS
5575 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5577 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5578 Richard Biener <rguenth@suse.de>
5581 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5582 return to even if only REGNO is equal, and assert
5585 2016-03-11 Jeff Law <law@redhat.com>
5587 PR rtl-optimization/70224
5588 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5590 2016-03-16 Richard Henderson <rth@redhat.com>
5593 * function.h (struct function): Add has_forced_label_in_static.
5594 * gimplify.c (force_labels_r): Set it.
5595 * lto-streamer-in.c (input_struct_function_base): Read it.
5596 * lto-streamer-out.c (output_struct_function_base): Write it.
5597 * tree-inline.c (has_label_address_in_static_1): Remove.
5598 (copy_forbidden): Remove fndecl parameter; test
5599 has_forced_label_in_static.
5600 (inline_forbidden_p): Update call to copy_forbidden.
5601 (tree_versionable_function_p): Likewise.
5602 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5603 (chkp_versioning): Likewise.
5604 * tree-inline.h (copy_forbidden): Update decl.
5606 2016-03-16 Marek Polacek <polacek@redhat.com>
5609 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5610 function being thunked if the result type doesn't have fixed size.
5611 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5612 doesn't have fixed size.
5614 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5616 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5617 reporting malformed loop nest.
5619 2016-03-16 Tom de Vries <tom@codesourcery.com>
5622 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5623 nodes.length () == 1 test to before first nodes[0] access.
5625 2016-03-16 Tom de Vries <tom@codesourcery.com>
5627 PR tree-optimization/68715
5628 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5631 2016-03-16 Tom de Vries <tom@codesourcery.com>
5633 PR tree-optimization/68809
5634 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5637 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5638 Sandra Loosemore <sandra@codesourcery.com>
5640 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5641 on leaf attribute. Mention ELF interposition problems.
5643 2016-03-16 Alan Modra <amodra@gmail.com>
5645 PR rtl-optimization/69195
5646 PR rtl-optimization/47992
5647 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5650 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5653 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5655 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5657 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5659 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5661 PR rtl-optimization/70222
5662 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5663 optimization if mode is different from result_mode, queue up masking
5664 of the result in outer_op. Formatting fix.
5667 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5670 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5672 PR rtl-optimization/69032
5673 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5674 looping backwards over basic block insns.
5676 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5679 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5680 to non-speculative when propagating trap bits.
5682 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5684 PR rtl-optimization/63384
5685 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5688 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5691 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5692 factored out from ...
5693 (sched_analyze_insn): ... here.
5694 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5695 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5696 get_implicit_reg_pending_clobbers in it.
5697 (setup_id_reg_sets): Use setup_id_implicit_regs.
5698 (deps_init_id): Ditto.
5700 2016-03-15 Tom de Vries <tom@codesourcery.com>
5703 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5705 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5706 execute_function_dump.
5707 (execute_one_pass): Don't dump function if it will be dumped after ipa
5710 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5712 * genrecog.c (match_pattern_2): If pred is NULL don't call
5713 safe_predicate_mode on it.
5715 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5718 * lra-constraints.c (delete_move_and_clobber): Change assertion
5719 to also allow dregno == 0.
5721 2016-03-14 Richard Henderson <rth@redhat.com>
5724 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5725 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5726 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5727 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5730 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5733 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5735 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5737 * lra-constraints.c (split_reg): For hard regs, try to find the
5738 biggest single-register mode used in the function.
5740 2016-03-14 Richard Biener <rguenther@suse.de>
5742 PR tree-optimization/56365
5743 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5744 constants to compare against.
5746 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5749 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5750 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5751 (define_split for the GPR case): Use int_reg_operand instead of
5752 gpc_reg_operand for the output.
5754 2016-03-14 Tom de Vries <tom@codesourcery.com>
5756 PR tree-optimization/70045
5757 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5758 create_empty_if_region_on_edge argument.
5760 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5762 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5763 (STACK_CHECK_PROTECT): Likewise.
5764 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5765 (STACK_CHECK_PROTECT): Likewise.
5766 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5767 (STACK_CHECK_PROTECT): Likewise.
5768 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5769 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5770 (STACK_CHECK_PROTECT): Likewise.
5772 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5774 PR rtl-optimization/69307
5775 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5776 registers in modes that span more than one register.
5778 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5781 * lra-constraints.c (delete_move_and_clobber): New.
5782 (remove_inheritance_pseudos): Use it.
5784 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5787 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5788 the libcall is LCT_THROW.
5789 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5790 for the checking routine.
5792 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5795 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5796 optimization if we have direct move.
5797 (roundu32<mode>2_fprs): Likewise.
5799 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5802 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5804 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5805 Arguments swapped. All callers changed. Take reg_renumber into
5806 account, and Calculate and compare register ranges for hard regs.
5808 2016-03-11 Jeff Law <law@redhat.com>
5810 PR tree-optimization/70190
5811 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5812 Handle cases where we can not extract the taken edge, even though we
5813 found a constant value.
5815 PR tree-optimization/64058
5816 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5817 (num_coalesce_pairs): Move up earlier in file.
5818 (find_coalesce_pair): Initialize the INDEX field for each pair
5820 (compare_pairs): No longer sort on the elements in each pair.
5821 Instead break ties with the index of the coalesce pair.
5823 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5826 * config/aarch64/aarch64-protos.h
5827 (aarch64_save_restore_target_globals): New prototype.
5828 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5829 Call the above when popping pragma.
5830 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5832 (aarch64_set_current_function): Rewrite using the above.
5834 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5836 PR tree-optimization/70177
5837 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5838 (extract_ops_from_tree): ... this. In the 2 argument
5839 overload remove _1 suffix.
5840 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5841 (extract_ops_from_tree): ... this.
5842 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5844 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5845 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5846 extract_ops_from_tree instead of 2 operand one.
5848 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5850 PR tree-optimization/70013
5851 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5852 for constant-pool entries.
5854 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5856 PR rtl-optimization/70174
5857 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5858 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5860 PR tree-optimization/70169
5861 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5862 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5865 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5866 Jakub Jelinek <jakub@redhat.com>
5869 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5870 of uninitialized values.
5872 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5874 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5876 ("*trunctddd2"): New pattern definition.
5877 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5880 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5882 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5883 definitions for BFP and DFP rounding modes.
5884 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5885 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5886 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5887 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5890 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5892 * config/s390/constraints.md: Adjust comment.
5893 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5894 s390_decompose_addrstyle_without_index.
5895 * config/s390/predicates.md (shift_count_or_setmem_operand):
5896 Rename to setmem_operand.
5897 * config/s390/s390-protos.h
5898 (s390_decompose_shift_count): Rename to
5899 s390_decompose_addrstyle_without_index.
5900 * config/s390/s390.c (s390_decompose_shift_count)
5901 (s390_mem_constraint, print_shift_count_operand)
5902 (print_operand_address, print_operand): Rename
5903 s390_decompose_shift_count to
5904 s390_decompose_addrstyle_without_index and rename
5905 print_shift_count_operand to print_addrstyle_operand troughout the
5907 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5908 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5909 Rename shift_count_or_setmem_operand to setmem_operand.
5910 * config/s390/vx-builtins.md ("vec_insert<mode>")
5911 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5914 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5917 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5918 Handle overlapping retval and newval.
5920 2016-03-10 Nick Clifton <nickc@redhat.com>
5923 * config/aarch64/aarch64.c
5924 (aarch64_override_options_after_change_1): When forcing
5925 flag_omit_frame_pointer to be true, use a special value that can
5926 be detected if this function is called again, thus preventing
5927 flag_omit_leaf_frame_pointer from being forced to be false.
5929 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5931 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5932 Set x_flag_omit_leaf_frame_pointer when handling
5933 -momit-leaf-frame-pointer.
5935 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5938 * cgraph.c (cgraph_node::dump): Dump split_part and
5939 indirect_call_target.
5940 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5941 * ipa.c (has_addr_references_p): Cleanup.
5942 (is_indirect_call_target_p): New.
5943 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5944 called indirectly as local.
5945 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5947 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5950 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5951 on cxa_pure_virtual.
5953 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5956 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5958 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5961 * tree.c (need_assembler_name_p): Only record main variant type names.
5963 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5966 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5967 Always define to 0 or 1.
5968 (TARGET_FIX_ERR_A53_843419): New macro.
5969 * config/aarch64/aarch64-elf-raw.h
5970 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5971 * config/aarch64/aarch64-linux.h: Likewise.
5972 * config/aarch64/aarch64.c
5973 (aarch64_override_options_after_change_1): Do not default
5974 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5976 (aarch64_attributes): Handle fix-cortex-a53-843419.
5977 (aarch64_can_inline_p): Likewise.
5978 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5980 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5981 Jakub Jelinek <jakub@redhat.com>
5983 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
5984 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
5985 DECL_COMMONS if flag_unconstrained_commons is set.
5986 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5987 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
5988 (funconstrained-commons): Document.
5990 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5992 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
5993 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
5995 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
5997 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
5998 has a proper number of elements.
6000 2016-03-10 Alan Modra <amodra@gmail.com>
6002 PR rtl-optimization/69195
6003 PR rtl-optimization/47992
6004 * ira.c (recorded_label_ref): Delete.
6005 (update_equiv_regs): Return void.
6006 (indirect_jump_optimize): New function.
6007 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6008 before regstat_compute_ri. Don't rebuild_jump_labels here.
6009 Delete update_regstat.
6011 2016-03-10 Richard Biener <rguenther@suse.de>
6013 PR tree-optimization/70128
6014 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6015 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6017 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6019 PR tree-optimization/70152
6020 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6021 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6024 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6025 instead of gen_sse2_loadlpd.
6026 * config/i386/sse.md (*vec_concatv2df): Rename to...
6027 (vec_concatv2df): ... this.
6029 PR tree-optimization/70127
6030 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6032 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6036 * diagnostic-show-locus.c (compatible_locations_p): New function.
6037 (layout::layout): Sanitize ranges using compatible_locations_p.
6039 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6043 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6044 location_range param with three const expanded_locations * and a
6046 (layout::layout): Replace call to
6047 rich_location::lazily_expand_location with get_expanded_location.
6048 Extract the range and perform location expansion here, passing
6049 the results to the layout_range ctor.
6050 * diagnostic.c (source_range::debug): Delete.
6051 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6052 of rich_location::get_expanded_location.
6053 * gcc-rich-location.c (get_range_for_expr): Delete.
6054 (gcc_rich_location::add_expr): Reimplement to avoid the
6055 rich_location::add_range overload that took a location_range,
6056 passing a location_t instead.
6058 2016-03-09 Richard Biener <rguenther@suse.de>
6059 Jakub Jelinek <jakub@redhat.com>
6061 PR tree-optimization/70138
6062 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6063 Also skip vect_double_reduction_def.
6065 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6068 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6069 if the operand is "m".
6071 2016-03-09 Nathan Sidwell <nathan@acm.org>
6073 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6075 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6077 * config/i386/i386.c (processor_target_table): Fix cost table
6078 intialization order for znver1.
6080 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6082 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6083 - becuase -> because.
6084 * ipa-reference.c (ignore_module_statics): Likewise.
6085 * cgraph.c (cgraph_node::get_body): Likewise.
6086 * ipa-inline.c (early_inliner): Likewise.
6087 * ipa-devirt.c (types_same_for_odr): Likewise.
6088 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6089 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6091 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6093 * tree-ssa-math-opts.c: Fix typo in comment.
6095 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6098 * config/i386/i386.c (scalar_chain::make_vector_copies,
6099 scalar_chain::convert_reg): Call end_sequence in between
6100 get_insns and emit_conversion_insns rather than after both
6103 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6106 * config/i386/i386.h (machine_function): Add
6107 pc_thunk_call_expanded flag.
6108 (ix86_pc_thunk_call_expanded): New define.
6109 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6110 (*set_got): Rename insn pattern from set_got.
6111 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6112 * config/i386/i386.c (ix86_compute_frame_layout): Use
6113 ix86_pc_thunk_call_expanded to prevent red-zone.
6115 2016-03-07 Martin Jambor <mjambor@suse.cz>
6117 * hsa.h (hsa_get_ctor_statements): Declare.
6118 (hsa_get_dtor_statements): Likewise.
6119 (hsa_get_kernel_dispatch_type): Likewise.
6120 * hsa.c (hsa_get_ctor_statements): New function.
6121 (hsa_get_dtor_statements): Likewise.
6122 (hsa_get_kernel_dispatch_type): Likewise.
6123 * hsa-brig.c (hsa_cdtor_statements): Removed.
6124 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6125 hsa_get_dtor_statements.
6126 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6127 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6129 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6131 * config/arm/arm-cores.def (cortex-r8): New.
6132 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6133 * config/arm/arm-tune.md: Likewise.
6134 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6136 2016-03-07 Martin Sebor <msebor@redhat.com>
6138 PR rtl-optimization/19705
6139 * doc/invoke.texi (Options That Control Optimization): Clarify
6140 -fno-branch-count-reg.
6142 2016-02-26 Richard Biener <rguenther@suse.de>
6143 Jeff Law <law@redhat.com>
6145 PR tree-optimization/69740
6146 * cfghooks.c (remove_edge): Request loop fixups if we delete
6147 an edge that might turn an irreducible loop into a natural
6149 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6150 Move after definition of loops_state_clear.
6152 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6154 PR rtl-optimization/69052
6155 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6158 2016-03-07 Tom de Vries <tom@codesourcery.com>
6160 PR tree-optimization/70116
6161 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6162 is_tm_ending stmts and ubsan/asan internal functions.
6163 (find_duplicate): Use it. Don't test is_tm_ending here.
6165 2016-03-07 Richard Biener <rguenther@suse.de>
6167 PR tree-optimization/70115
6168 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6169 (propagate_constants_for_unrolling): Use replace_uses_by.
6171 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6174 * omp-low.c (struct oacc_loop): Add ifns.
6175 (new_oacc_loop_raw): Initialize it.
6176 (finish_oacc_loop): Clear mask & flags if no ifns.
6177 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6178 (oacc_loop_xform_loop): Add ifns arg & adjust.
6179 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6181 2016-03-07 Richard Henderson <rth@redhat.com>
6184 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6185 (insert_value_copy_on_edge): Likewise.
6187 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6189 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6191 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6194 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6196 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6198 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6200 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6202 Fix sseimul type attribute.
6203 * config/i386/znver1.md
6204 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6205 znver1_sseimul_avx256_load) : Fix the type attribute.
6206 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6207 pipe usage and latency.
6209 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6212 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6213 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6216 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6219 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6221 PR rtl-optimization/69941
6222 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6223 the reg share its mode.
6225 2016-03-04 Jeff Law <law@redhat.com>
6227 PR tree-optimization/69196
6228 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6229 If the both SSA_NAMEs are anonymous, then consider them unassociated
6230 and include the PHI in the statement count.
6232 2016-03-05 Tom de Vries <tom@codesourcery.com>
6234 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6235 construct in oacc routine. Check for oacc region in oacc routine.
6237 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6240 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6241 2016-02-22 changes, instead don't recurse if RECUR is already true.
6242 Don't change *dynamic_check if RECUR. Adjust recursive caller
6243 to pass true to the new argument.
6244 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6247 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6248 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6250 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6252 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6254 PR rtl-optimization/57676
6255 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6258 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6260 * tree-vect-patterns.c (search_type_for_mask): Handle
6261 comparison of booleans.
6263 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6265 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6269 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6270 all other ops that have dw_val_class_die_ref operands,
6271 and DW_OP_GNU_entry_value.
6273 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6275 PR rtl-optimization/69904
6276 * config/arm/arm.c (arm_cannot_copy_insn_p):
6277 Return true for load-exclusive instructions.
6279 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6282 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6283 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6284 the pattern no matter if it is used just by non-pattern, pattern
6286 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6287 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6288 oprnd1 def_stmt is in pattern, don't look through it.
6290 2016-03-03 Marek Polacek <polacek@redhat.com>
6293 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6295 2016-03-03 Martin Liska <mliska@suse.cz>
6297 PR tree-optimization/70043
6298 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6299 previous statement if we see a debug statement.
6301 2016-03-03 Richard Biener <rguenther@suse.de>
6303 PR tree-optimization/55936
6304 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6305 parameter and guard unsafe equivalence use.
6306 (vrp_evaluate_conditional_warnv_with_ops): Always use
6307 safe equivalences but not via the quadratic compare_names
6310 2016-03-03 Michael Collison <michael.collison@linaro.org>
6313 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6314 for operand 1 to s_register_operand. Change predicate for operand
6315 2 to arm_not_immediate_operand.
6317 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6319 * doc/tm.texi: Regenerated.
6321 2016-03-02 Richard Henderson <rth@redhat.com>
6324 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6325 simplification when all args are positive non-fixed registers.
6327 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6329 * target.def (lra_p): Specify that new ports should use LRA.
6331 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6334 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6335 gimplify_type_sizes the type they refer to.
6336 (omp_notice_variable): Handle reference vars to VLAs.
6337 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6338 reference to VLA decls in the second pass instead of first pass.
6340 2016-03-02 Tom de Vries <tom@codesourcery.com>
6342 PR tree-optimization/68659
6343 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6344 new_expr == NULL_TREE.
6345 (get_new_name): Handle ADDR_EXPR.
6347 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6349 PR rtl-optimization/69052
6350 * loop-invariant.c (canonicalize_address): New function.
6351 (inv_can_prop_to_addr_use): Check validity of address expression
6352 which is canonicalized by above function.
6354 2016-03-02 Alan Modra <amodra@gmail.com>
6357 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6360 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6363 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6364 (*movhi_internal): Put mask moves from and to memory separately
6365 from moves from/to GPRs.
6367 2016-03-02 Richard Biener <rguenther@suse.de>
6369 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6370 GENERIC expressions in GIMPLE.
6372 2016-03-02 Richard Biener <rguenther@suse.de>
6374 * config/i386/i386.c (type_natural_mode): Fix typo.
6376 2016-03-02 Nick Clifton <nickc@redhat.com>
6378 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6380 2016-03-02 Richard Biener <rguenther@suse.de>
6381 Uros Bizjak <ubizjak@gmail.com>
6384 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6386 2016-03-02 Richard Biener <rguenther@suse.de>
6389 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6391 2016-03-02 Marek Polacek <polacek@redhat.com>
6394 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6395 "is promoted to" warning.
6397 2016-03-01 DJ Delorie <dj@redhat.com>
6399 * config.gcc: Deprecate mep-*.
6401 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6404 * lra-constraints.c (regno_val_use_in): New.
6405 (match_reload): Use it instead of regno_use_in.
6407 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6409 PR rtl-optimization/70007
6410 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6411 references present in REG_EQUAL notes attached to non-SET patterns.
6413 2016-03-01 Jeff Law <law@redhat.com>
6415 PR tree-optimization/69196
6416 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6417 Appropriately clamp the number of statements to copy when the
6418 thread path does not traverse a loop backedge.
6420 PR tree-optimization/69196
6421 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6422 Do count some PHIs in the thread path against the insn count. Decrease
6423 final statement count by one as the control statement in the last
6424 block will get removed. Remove special cased code for handling PHIs
6427 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6430 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6431 asm dialect alternatives to explicit GOTPCREL calls.
6433 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6436 * ira.c (do_reload): Issue warning for generic stack checking here...
6437 * reload1.c (reload): ...instead of here and streamline it.
6439 2016-03-01 Nick Clifton <nickc@redhat.com>
6441 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6443 2016-03-01 Richard Biener <rguenther@suse.de>
6445 PR tree-optimization/69983
6446 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6447 types and fall back to operand_equal_p.
6449 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6452 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6454 * config/s390/constraints.md ("jm8"): New constraint.
6455 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6457 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6459 ("*setmem_long<setmem_and>"): New pattern.
6460 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6462 ("*setmem_long_31z<setmem_and>"): New pattern.
6463 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6464 New substitution rules with the required attributes.
6467 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6470 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6472 * gensupport.c (process_substs_on_one_elem): Split loop to
6473 complete mark_operands_used_in_match_dup on all expressions in the
6475 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6476 and remove function.
6478 2016-03-01 Richard Biener <rguenther@suse.de>
6481 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6482 vector BIT_FIELD_REF extract.
6484 2016-03-01 Richard Biener <rguenther@suse.de>
6486 PR tree-optimization/69994
6487 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6489 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6491 PR tree-optimization/69956
6492 * tree-vect-stmts.c (supportable_widening_operation): Support
6493 multi-step conversion of boolean vectors.
6494 (supportable_narrowing_operation): Likewise.
6496 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6498 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6501 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6503 * config/s390/subst.md (DSI_VI): New mode iterator.
6504 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6505 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6506 the insn definition.
6507 ("*vec_set<mode>"): Change predicate and add alternative to
6508 support only either register or const_int operands as element
6510 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6512 ("vec_extract<mode>"): New expander.
6513 ("*vec_extract<mode>"): New insn definition supporting reg and
6514 const_int element selectors.
6515 ("*vec_extract<mode>_plus"): New insn definition supporting
6516 reg+const_int element selectors.
6517 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6518 following expander+insn definition.
6519 ("<vec_shifts_name><mode>3"): New expander.
6520 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6522 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6524 * config/s390/s390.md ("*tabort_1"): Change predicate to
6525 nonmemory_operand. Add a second alternative to cover
6526 register as well as const int operands.
6527 ("*tabort_1_plus"): New pattern definition.
6529 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6531 * config/s390/s390.md ("*ashrdi3_cc_31")
6532 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6533 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6534 Merge insn definitions into ...
6535 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6536 New pattern definition.
6537 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6538 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6539 ("*ashr<mode>3_and"): Merge insn definitions into ...
6540 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6541 New pattern definition.
6542 * config/s390/subst.md ("addr_style_op_cc_subst")
6543 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6544 substitutions patterns plus attributes.
6545 Add ashiftrt to SUBST iterator.
6547 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6549 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6550 op2 to nonmemory_operand.
6551 ("*<shift>di3_31", "*<shift>di3_31_and"):
6552 Merge into single pattern definition ...
6553 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6554 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6555 pattern definition ...
6556 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6557 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6560 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6562 * config/s390/predicates.md (const_int_6bitset_operand): New
6564 * config/s390/s390.md: Include subst.md.
6565 ("rotl<mode>3"): New expander.
6566 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6568 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6569 * config/s390/subst.md: New file.
6571 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6573 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6574 Remove RRR type. It doesn't really exist.
6575 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6577 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6578 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6579 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6580 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6581 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6582 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6583 `enabled' attribute.
6585 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6587 * gensupport.c (process_substs_on_one_elem): Split loop to
6588 complete mark_operands_used_in_match_dup on all expressions in the
6590 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6591 and remove function.
6593 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6596 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6597 (CEIL_NWORDS): ...this. Use CEIL macro.
6598 (compute_fp_layout): Adjust to above renaming.
6599 (function_arg_union_value): Likewise.
6600 (sparc_arg_partial_bytes): Likewise.
6601 (sparc_function_arg_advance): Likewise.
6603 2016-02-29 Jeff Law <law@redhat.com>
6605 PR tree-optimization/70005
6606 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6607 where an object with a boolean range is compared against a value
6610 PR tree-optimization/69999
6611 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6612 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6615 2016-02-29 Richard Biener <rguenther@suse.de>
6617 PR tree-optimization/69994
6618 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6619 (get_unary_op): Look through nop conversions.
6620 (ops_equal_values_p): New function, look for equality diregarding
6622 (eliminate_plus_minus_pair): Use ops_equal_values_p
6623 (repropagate_negates): Do not use get_unary_op here.
6625 2016-02-29 Martin Liska <mliska@suse.cz>
6627 * system.h: Poison ENABLE_CHECKING macro.
6629 2016-02-29 Martin Liska <mliska@suse.cz>
6631 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6632 is presented in dump flags.
6633 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6634 (hsa_regalloc): Likewise.
6636 2016-02-19 Richard Biener <rguenther@suse.de>
6638 PR tree-optimization/69980
6639 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6640 permutation of those we need to keep.
6642 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6645 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6646 (NWORDS_UP): ...this
6647 (init_cumulative_args): Minor tweaks.
6648 (sparc_promote_function_mode): Likewise.
6649 (scan_record_type): Delete.
6650 (traverse_record_type): New function template.
6651 (classify_data_t): New structure type.
6652 (classify_registers): New inline function.
6653 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6654 exhausted. Instantiate traverse_record_type on classify_registers and
6655 deal with the case of a structure passed in slot #15 with no FP field
6657 (assign_data_t): New structure type.
6658 (compute_int_layout): New static function.
6659 (compute_fp_layout): Likewise.
6660 (count_registers): New inline function.
6661 (assign_int_registers): New static function.
6662 (assign_fp_registers): Likewise.
6663 (assign_registers): New inline function.
6664 (function_arg_record_value_1): Delete.
6665 (function_arg_record_value_2): Likewise.
6666 (function_arg_record_value_3): Likewise.
6667 (function_arg_record_value): Adjust to above changes. Instantiate
6668 traverse_record_type on count_registers to first count the number of
6669 registers to be used and then on assign_registers to assign them.
6670 (function_arg_union_value): Adjust to above renaming.
6671 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6672 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6673 case of a structure passed in slot #15
6674 (sparc_function_arg_advance): Likewise.
6675 (function_arg_padding): Minor tweak.
6677 2016-02-29 Richard Biener <rguenther@suse.de>
6679 PR tree-optimization/69720
6680 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6681 the adjustment_def path for possibly vectorized defs.
6682 (vect_create_epilog_for_reduction): Handle vectorized initial
6685 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6687 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6689 2016-02-27 Jeff Law <law@redhat.com>
6692 2016-02-26 Richard Biener <rguenther@suse.de>
6693 Jeff Law <law@redhat.com>
6695 PR tree-optimization/69740
6696 * cfghooks.c (remove_edge): Request loop fixups if we delete
6697 an edge that might turn an irreducible loop into a natural
6700 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6702 PR rtl-optimization/69896
6703 * tree-vect-generic.c (get_compute_type): Avoid single element
6706 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6708 Rename the AArch64 tuning option and related functions to enable the
6709 Newton series for the reciprocal square root to reflect its
6710 approximative characteristic.
6712 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6713 function to "aarch64_emit_approx_rsqrt".
6714 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6715 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6716 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6717 (xgene1_tunings): Likewise.
6718 (use_rsqrt_p): Likewise.
6719 (aarch64_emit_swrsqrt): Use new function name.
6720 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6721 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6722 text explaining this option.
6723 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6725 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6728 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6729 complain about -mallow-movmisalign without -mvsx if
6730 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6732 2016-02-26 Joel Sherrill <joel@rtems.org>
6734 * config.gcc: Add x86_64-*-rtems*.
6735 * gcc/config/i386/rtems-64.h: New file.
6737 2016-02-26 Joel Sherrill <joel@rtems.org>
6739 * config.gcc: Add aarch64-*-rtems*.
6740 * gcc/config/aarch64/rtems.h: New file.
6742 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6745 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6746 shift amount using %h. Add comment.
6748 2016-02-26 Richard Biener <rguenther@suse.de>
6749 Jeff Law <law@redhat.com>
6751 PR tree-optimization/69740
6752 * cfghooks.c (remove_edge): Request loop fixups if we delete
6753 an edge that might turn an irreducible loop into a natural
6756 2016-02-26 Martin Jambor <mjambor@suse.cz>
6759 * tree-sra.c (sra_modify_assign): Do not remove loads of
6760 uninitialized aggregates to SSA_NAMEs.
6762 2016-02-26 Richard Henderson <rth@redhat.com>
6765 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6766 pseudo in case the target rtx matches the source of the left
6769 2016-02-26 Martin Jambor <mjambor@suse.cz>
6772 * hsa.h (hsa_type_packed_p): Declare.
6773 * hsa.c (hsa_type_packed_p): New function.
6774 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6776 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6777 * hsa-brig.c (emit_basic_insn): Likewise.
6779 2016-02-26 Martin Jambor <mjambor@suse.cz>
6782 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6784 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6786 2016-02-26 Martin Jambor <mjambor@suse.cz>
6788 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6789 hsa_op_with_type operands.
6790 (hsa_unsigned_type_for_type): Declare.
6791 * hsa.c (hsa_unsigned_type_for_type): New function.
6792 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6793 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6794 the finalizer. Do not emit extra move.
6796 2016-02-26 Martin Jambor <mjambor@suse.cz>
6798 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6799 atomic operations in private segment.
6801 2016-02-26 Martin Jambor <mjambor@suse.cz>
6803 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6804 statements to wi->info. Also disallow omp simd constructs.
6805 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6806 for not gridifying. Dump special string for omp_for.
6808 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6811 * config/aarch64/aarch64.c (aarch64_set_current_function):
6812 Save/restore target globals when switching to
6813 target_option_default_node.
6815 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6818 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6819 Return 0 if !SHIFT_COUNT_TRUNCATED.
6821 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6822 Eric Botcazou <ebotcazou@adacore.com>
6824 PR rtl-optimization/69891
6825 * dse.c (scan_insn): If we can't figure out memset arguments
6826 or they are non-constant, call clear_rhs_from_active_local_stores.
6828 2016-02-26 Martin Liska <mliska@suse.cz>
6830 * doc/extend.texi: Mention clog10, clog10f an clog10l
6831 in Builtins section.
6833 2016-02-26 Martin Liska <mliska@suse.cz>
6835 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6837 (resolve_args_picking_1): Likewise.
6838 * dwarf2out.h (struct GTY): Likewise.
6840 2016-02-26 Martin Liska <mliska@suse.cz>
6842 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6844 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6846 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6847 Martin Liska <mliska@suse.cz>
6849 * doc/install.texi: Mention --enable-valgrind-annotations.
6851 2016-02-26 Richard Biener <rguenther@suse.de>
6853 PR tree-optimization/69551
6854 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6855 looking through aliases adjust DECL_PT_UID to refer to the
6856 ultimate alias target.
6858 2016-02-25 Martin Liska <mliska@suse.cz>
6861 * alloc-pool.c (after_memory_report): New variable.
6862 * alloc-pool.h (base_pool_allocator ::release): Do not use
6863 the infrastructure if after_memory_report.
6864 * toplev.c (toplev::main): Mark after memory report.
6866 2016-02-25 Richard Biener <rguenther@suse.de>
6868 PR tree-optimization/48795
6869 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6871 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6874 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6875 offloading is enabled and -fopenacc or -fopenmp is specified.
6876 (CRTOFFLOADEND): Likewise.
6877 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6878 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6879 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6880 (offload_objects_file_name): New static var.
6881 (tool_cleanup): Remove offload_objects_file_name file.
6882 (find_offloadbeginend): Replace with ...
6883 (find_crtoffloadtable): ... this.
6884 (run_gcc): Remove offload_argc and offload_argv.
6885 Get offload_objects_file_name from -foffload-objects=... option.
6886 Read names of object files with offload from this file, pass them to
6887 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6888 don't pass offloadbegin and offloadend to the linker. Don't pass
6889 offload non-LTO files to the linker, because now they're not claimed.
6891 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6894 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6895 on builtin_unreachable.
6897 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6899 PR rtl-optimization/69896
6900 * regcprop.c: Include cfgrtl.h.
6901 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6902 than remembered mode, either delete it (if noop_move_p), or
6903 treat like copy_p but not noop_p instruction.
6905 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6908 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6909 - allow NULL decl for Fortran DW_TAG_common_block variables.
6911 2016-02-24 Jason Merrill <jason@redhat.com>
6913 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6915 2016-02-24 Richard Biener <rguenther@suse.de>
6916 Jakub Jelinek <jakub@redhat.com>
6919 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6920 conditionally executed ops to well-defined overflow behavior.
6922 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6925 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6928 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6930 PR rtl-optimization/69886
6931 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6932 argument. Use it when checking validity of set instructions.
6933 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6934 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6936 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6937 * store-motion.c (find_moveable_store): Update
6938 can_assign_to_reg_without_clobbers_p callsite.
6940 2016-02-24 Richard Biener <rguenther@suse.de>
6943 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6945 (record_nonwrapping_iv): Do not fall back to the low/high bound
6946 for non-constant IV bases if the stmt is not always executed.
6948 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6950 * config/arm/arm-cores.def (cortex-a32): New entry.
6951 * config/arm/arm-tables.opt: Regenerate.
6952 * config/arm/arm-tune.md: Regenerate.
6953 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6954 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6955 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6956 for -mcpu and -mtune.
6958 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6961 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6962 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6963 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6964 (atomic_loaddi_1): Delete.
6965 (atomic_loaddi): Rewrite expander using the above changes.
6967 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6970 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6973 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6974 Richard Biener <rguenth@suse.de>
6977 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6978 set_mem_attributes if tem is SSA_NAME which got expanded
6981 2016-02-24 Richard Biener <rguenther@suse.de>
6983 PR tree-optimization/69907
6984 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
6985 end of permutations for BB vectorization.
6987 2016-02-24 Christian Bruel <christian.bruel@st.com>
6989 * config/arm/arm-c.c (arm_option_override): Initialize
6990 target_option_current_node.
6991 * config/arm/arm.c (arm_pragma_target_parse): Replace
6992 build_target_option_node call by target_option_current_node.
6993 Set target_option_current_node.
6996 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
6999 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7000 define_insn_and_split to define_insn.
7001 (zero_extendqi<mode>2_dot2): Same.
7002 (extendqi<mode>2_dot): Same.
7003 (extendqi<mode>2_dot2): Same.
7005 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7007 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7008 and add bypass for AES{D,E} and AESMC pairs.
7009 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7012 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7014 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7015 series for reciprocal square root in Exynos M1.
7017 2016-02-23 Martin Sebor <msebor@redhat.com>
7020 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7021 __builtin_alloca_with_align.
7023 2016-02-23 Richard Henderson <rth@redhat.com>
7025 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7026 (ix86_register_pragmas): Remove __seg_tls.
7027 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7028 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7029 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7030 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7031 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7032 * doc/extend.texi (__seg_tls): Remove item.
7034 2016-02-23 Richard Biener <rguenther@suse.de>
7036 * alloc-pool.h (struct allocation_object): Make id member
7037 conditional on CHECKING_P again.
7038 (get_instance): Adjust.
7039 (base_pool_allocator): Likewise.
7041 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7043 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7044 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7046 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7048 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7050 2016-02-23 Richard Biener <rguenther@suse.de>
7052 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7053 * bitmap.h (struct bitmap_usage): Likewise.
7054 (bitmap_move): Declare.
7055 * bitmap.c (register_overhead): Take size_t argument.
7056 (bitmap_move): New function.
7057 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7058 to properly account overhead.
7059 * tree.c (free_node): Use tree_size.
7061 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7064 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7065 when inverting comparison.
7068 * common.opt (Wunreachable-code): Add Warning flag.
7070 2016-02-23 Mark Wielaard <mjw@redhat.com>
7071 Jakub Jelinek <jakub@redhat.com>
7074 * cgraphunit.c (check_global_declaration): Check main_input_filename
7075 and DECL_SOURCE_FILE are not NULL.
7077 2016-02-23 Martin Jambor <mjambor@suse.cz>
7079 PR tree-optimization/69666
7080 * tree-sra.c (sra_modify_assign): Do not attempt to create
7081 default_def replacements for unscalarizable regions.
7083 2016-02-20 Mark Wielaard <mjw@redhat.com>
7086 * cgraphunit.c (check_global_declaration): Check level of
7087 warn_unused_const_variable and main_input_filename.
7088 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7089 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7090 (-Wunused-const-variable): Explain levels 1 and 2.
7092 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7095 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7096 identical arguments. Formatting and spelling fixes.
7099 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7104 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7105 and m68k-devices.def.
7106 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7107 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7109 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7111 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7112 and HImode registers.
7114 2016-02-22 Richard Biener <rguenther@suse.de>
7116 PR tree-optimization/69882
7117 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7118 preserve permutations present because of gaps.
7119 (vect_supported_load_permutation_p): Always continue checking
7120 permutations after vect_attempt_slp_rearrange_stmts.
7122 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7124 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7125 min_profitable_estimate, rather than min_profitable_iters.
7127 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7130 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7131 SImode for last match_operand.
7133 2016-02-22 Martin Liska <mliska@suse.cz>
7135 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7136 return bitsize - 1 as the return value.
7138 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7142 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7143 Handle negative shift counts.
7144 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7145 force_reg on the shift constant.
7146 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7147 (lshrsi3_d): Handle negative shift counts.
7149 2016-02-22 Richard Biener <rguenther@suse.de>
7150 Tom de Vries <tom@codesourcery.com>
7152 * graph.c: Include dumpfile.h.
7153 (print_graph_cfg): Split into three overloads.
7154 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7156 2016-02-22 Tom de Vries <tom@codesourcery.com>
7158 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7161 2016-02-22 Richard Biener <rguenther@suse.de>
7164 * ipa-inline-transform.c (inline_call): When not updating
7165 overall summaries adjust self size by the growth estimate.
7166 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7167 hash-set, do not update overall summaries here. Renamed from ...
7168 (inline_to_all_callers): ... this which is now wrapping the
7169 above and performing delayed overall summary update.
7170 (early_inline_small_functions): Delay updating of the overall
7173 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7175 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7178 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7181 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7182 :%* in %:gt() argument.
7183 (greater_than_spec_func): Adjust for expecting only numbers,
7184 if there are more than two numbers, compare the last two.
7186 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7188 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7189 -Wnarrowing with -std.
7191 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7194 * expr.c (store_field): Don't use bit-field path if exp is
7195 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7196 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7197 and the assignment can be performed by bitwise copy. Formatting
7201 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7202 call copy_reg_eh_region_note_forward on before and/or after sequences
7203 and remove note from insn if it no longer can throw.
7206 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7209 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7211 * config/s390/vector.md: Add missing commutative operand markers
7212 to the patterns which qualify for one.
7213 * config/s390/vx-builtins.md: Likewise.
7215 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7217 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7218 types to mode iterators.
7219 (vec_double): ... and mode attribute.
7220 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7222 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7224 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7225 Change the predicate of op2 from nonimmediate to general and let
7226 reload fix it if necessary.
7228 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7230 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7232 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7234 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7237 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7239 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7240 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7241 * config/s390/s390.md ("movstr<P:mode>"): Call
7242 s390_expand_vec_movstr.
7244 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7246 * config/s390/s390.md: Add missing output modifier for operand 1
7247 to print it as address properly.
7249 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7251 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7252 * config/s390/2964.md: New file.
7253 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7254 of insn grouping attributes depending on the CPU level.
7255 (s390_get_unit_mask): New function.
7256 (s390_sched_score): Remove the OOO from the scheduling macros.
7257 Add loop to calculate a score for the instruction mix.
7258 (s390_sched_reorder): Likewise plus improve debug output.
7259 (s390_sched_variable_issue): Rename macros as above. Calculate
7260 the unit distances after actually scheduling an insn. Improve
7262 (s390_sched_init): Clear last_scheduled_unit_distance array.
7263 * config/s390/s390.md: Include 2964.md.
7265 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7268 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7269 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7270 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7271 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7272 *avx512f_<code>v8div16qi2_mask_1): New insns.
7274 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7277 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7280 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7281 earlyclobber from target. Use wF constraint for fused memory
7283 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7285 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7286 Martin Liska <mliska@suse.cz>
7289 * cfgexpand.c (asan_sanitize_stack_p): New function.
7290 (partition_stack_vars): Use the function.
7291 (expand_stack_vars): Likewise.
7292 (defer_stack_allocation): Likewise.
7293 (expand_used_vars): Likewise.
7295 2016-02-18 Richard Biener <rguenther@suse.de>
7298 * fold-const.c (operand_equal_p): Properly compare offsets for
7299 IMAGPART_EXPR and ARRAY_REF.
7301 2016-02-18 Nick Clifton <nickc@redhat.com>
7305 * config/arm/arm.c (arm_option_override_internal): Disable
7306 interworking if the target does not support thumb instructions.
7307 (arm_reload_in_hi): Handle the case where a register to register
7308 move needs reloading because there is no simple pattern to handle
7310 (arm_reload_out_hi): Likewise.
7312 2016-02-18 Richard Biener <rguenther@suse.de>
7315 * match.pd: Don't use fold_binary or fold_unary for folding
7318 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7321 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7322 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7323 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7324 warn on gimple_no_warning_p statements.
7326 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7328 * doc/extend.texi (C++ Attributes): Correct description of
7329 warn_unused type attribute.
7331 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7333 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7334 correct instruction.
7336 2016-02-17 Richard Biener <rguenther@suse.de>
7338 PR rtl-optimization/69609
7339 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7340 (find_traces_1_round): When ending a trace update cached priority
7342 (bb_to_key): Use cached priority when available.
7343 (copy_bb): Initialize cached priority.
7344 (reorder_basic_blocks_software_trace_cache): Likewise.
7346 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7349 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7351 (aarch64_comparison_operator): Break overly long line into two.
7352 (aarch64_comparison_operation): Likewise.
7353 * config/aarch64/aarch64.md (cstorecc4): Use
7354 aarch64_comparison_operator_mode instead of
7355 aarch64_comparison_operator.
7356 (cstore<mode>4): Likewise.
7357 (aarch64_cstore<mode>): Likewise.
7358 (*cstoresi_insn_uxtw): Likewise.
7359 (cstore<mode>_neg): Likewise.
7360 (*cstoresi_neg_uxtw): Likewise.
7362 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7365 * config/arm/predicates.md (arm_comparison_operator_mode):
7367 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7368 instead of arm_comparison_operator.
7369 (*mov_negscc): Likewise.
7370 (*mov_notscc): Likewise.
7371 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7372 (*thumb2_mov_negscc): Likewise.
7373 (*thumb2_mov_negscc_strict_it): Likewise.
7374 (*thumb2_mov_notscc): Likewise.
7375 (*thumb2_mov_notscc_strict_it): Likewise.
7377 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7379 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7382 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7384 * config/visium/visium.c (machine_libfunc_index): New enum.
7385 (machine_libfuncs): New structure.
7386 (visium_libfuncs): New static variable.
7387 (TARGET_INIT_LIBFUNCS): Define to...
7388 (visium_init_libfuncs): ...this. New function.
7389 (expand_block_move_4): Use the appropriate libfunc.
7390 (expand_block_move_2): Likewise.
7391 (expand_block_move_1): Likewise.
7392 (expand_block_set_4): Likewise.
7393 (expand_block_set_2): Likewise.
7394 (expand_block_set_1): Likewise.
7395 (visium_trampoline_init): Likewise.
7397 2016-02-17 Nick Clifton <nickc@redhat.com>
7399 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7400 TI's devices.csv file as of March 2016.
7402 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7405 * opts-global.c (handle_common_deferred_options): Introduce and
7406 initialize two global variables to remember command-line options
7407 specifying a stack-limiting register.
7408 * opts.h: Add extern declarations of the two new global variables.
7409 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7410 variable based on the values of the two new global variables.
7412 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7415 * common.opt (Wnonnull-compare): New warning.
7416 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7417 of arguments against NULL.
7418 (-Wnonnull-compare): Document.
7419 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7420 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7421 * passes.def (pass_warn_nonnull_compare): Add.
7422 * gimple-ssa-nonnull-compare.c: New file.
7424 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7426 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7427 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7429 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7431 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7432 reciprocal sqrt for -mlow-precision-recip-sqrt.
7434 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7435 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7437 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7438 always use lane loads to construct non-constant vectors.
7440 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7442 * config/aarch64/aarch64.md
7443 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7444 constraints for operand 3.
7445 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7447 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7448 Richard Biener <rguenther@suse.de>
7450 PR tree-optimization/69820
7451 * tree-vect-patterns.c (type_conversion_p): Return false if
7452 *orig_type is unsigned single precision or boolean.
7453 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7456 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7458 PR rtl-optimization/69764
7459 PR rtl-optimization/69771
7460 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7461 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7463 2016-02-16 Richard Biener <rguenther@suse.de>
7465 PR tree-optimization/69776
7466 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7468 (indirect_refs_may_alias_p): Likewise.
7469 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7470 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7471 according to tbaa_p.
7472 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7473 (optimize_stmt): For redundant store discovery do not allow tbaa.
7475 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7477 PR tree-optimization/69714
7478 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7479 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7481 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7483 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7484 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7485 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7486 * config/arc/arc.c (arc_init): Check FPU options.
7487 (get_arc_condition_code): Handle new CC_FPU* modes.
7488 (arc_select_cc_mode): Likewise.
7489 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7490 register pair only. Allow access for ARCv2 accumulator.
7491 (gen_compare_reg): Whenever we have FPU support use FPU compare
7493 (arc_reorg): Don't generate brcc insns when FPU compare
7494 instructions are involved.
7495 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7496 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7497 floating point emulation.
7498 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7499 (REVERSE_CONDITION): Add new CC_FPU* modes.
7500 (TARGET_FP_SP_BASE): Define.
7501 (TARGET_FP_DP_BASE): Likewise.
7502 (TARGET_FP_SP_FUSED): Likewise.
7503 (TARGET_FP_DP_FUSED): Likewise.
7504 (TARGET_FP_SP_CONV): Likewise.
7505 (TARGET_FP_DP_CONV): Likewise.
7506 (TARGET_FP_SP_SQRT): Likewise.
7507 (TARGET_FP_DP_SQRT): Likewise.
7508 (TARGET_FP_DP_AX): Likewise.
7509 * config/arc/arc.md (ARCV2_ACC): New constant.
7510 (type): New fpu type attribute.
7511 (SDF): Conditional iterator.
7512 (cstore<mode>, cbranch<mode>): Change expand condition.
7513 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7514 handles FPU/FPX cases as well.
7515 * config/arc/arc.opt (mfpu): New option.
7516 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7518 (adddf3, muldf3, subdf3): Removed.
7519 * config/arc/predicates.md (proper_comparison_operator): Recognize
7521 * config/arc/fpu.md: New file.
7522 * doc/invoke.texi (ARC Options): Document mfpu option.
7524 2016-02-16 Richard Biener <rguenther@suse.de>
7526 PR rtl-optimization/69291
7527 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7528 noce_operand_ok check.
7530 2016-02-16 Tom de Vries <tom@codesourcery.com>
7533 * omp-low.c (simd_clone_create): Remove call to
7534 symtab->call_cgraph_insertion_hooks.
7536 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7538 PR tree-optimization/69802
7539 * tree-ssa-reassoc.c (update_range_test): If op is
7540 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7541 op == 1 test of precision 1 integral op, otherwise handle
7542 that case as op itself. Fix up formatting.
7543 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7546 2016-02-16 Richard Biener <rguenther@suse.de>
7548 PR tree-optimization/69586
7549 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7550 types for conversion sources.
7552 2016-02-16 Richard Biener <rguenther@suse.de>
7555 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7556 mask OEP_ADDRESS_OF.
7558 2016-02-16 Alan Modra <amodra@gmail.com>
7561 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7562 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7563 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7565 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7566 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7567 (p8_fmrgow_<mode>): Likewise.
7568 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7570 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7571 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7572 to use movdi_internal64. Remove op0_di.
7573 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7575 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7577 Add support for the FCCMP insn types
7579 * config/aarch64/aarch64.md (fccmp): Change insn type.
7581 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7582 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7583 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7584 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7585 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7586 * config/arm/types.md (fccmps): Add new insn type.
7589 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7591 * alias.c (get_alias_set): Fix a typo in comment.
7593 2016-02-15 Richard Biener <rguenther@suse.de>
7595 PR tree-optimization/69595
7596 * match.pd: Complete range test simplification to true.
7598 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7600 PR rtl-optimization/69648
7601 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7602 pic_offset_table_rtx.
7604 PR rtl-optimization/69752
7605 * ira.c (update_equiv_regs): When looking for more than a single SET,
7606 also take other side effects into account.
7608 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7610 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7611 for z900+ CPUs in 31-bit mode.
7613 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7615 * common/config/s390/s390-common.c (s390_supports_split_stack):
7617 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7618 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7619 * config/s390/s390.c (struct machine_function): New field
7620 split_stack_varargs_pointer.
7621 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7622 in s390_emit_prologue.
7623 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7625 (morestack_ref): New global.
7626 (SPLIT_STACK_AVAILABLE): New macro.
7627 (s390_expand_split_stack_prologue): New function.
7628 (s390_live_on_entry): New function.
7629 (s390_va_start): Use split-stack vararg pointer if appropriate.
7630 (s390_asm_file_end): Emit the split-stack note sections.
7631 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7632 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7633 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7634 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7635 (split_stack_prologue): New expand.
7636 (split_stack_space_check): New expand.
7637 (split_stack_data): New insn.
7638 (split_stack_call): New expand.
7639 (split_stack_call_*): New insn.
7640 (split_stack_cond_call): New expand.
7641 (split_stack_cond_call_*): New insn.
7643 2016-02-15 Richard Biener <rguenther@suse.de>
7645 PR tree-optimization/69783
7646 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7647 Add trivially correct cases.
7649 2016-02-15 Tom de Vries <tom@codesourcery.com>
7652 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7654 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7656 2016-02-15 Richard Biener <rguenther@suse.de>
7658 PR tree-optimization/69776
7659 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7660 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7661 indicate whether we can use TBAA to disambiguate against stores.
7662 Use alias-set zero if not.
7663 (visit_reference_op_store): Do not use TBAA when looking up
7665 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7666 (eliminate_dom_walker::before_dom_children): But not when looking
7667 up redundant stores.
7669 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7671 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7673 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7675 * config/i386/znver1.md
7676 (znver1_pop, znver1_pop_mem,
7677 znver1_load_imov_double_store,
7678 znver1_load_imov_direct_store,
7679 znver1_load_imov_direct_load,
7680 znver1_load_imov_double_load): Add new.
7681 (znver1_insn, znver1_insn_load): Add icmov type.
7683 znver1_sseavx_fma_load,
7685 znver1_avx256_fma_load): Fix pipe usage.
7687 2016-02-14 Alan Modra <amodra@gmail.com>
7690 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7691 with an invalid hard reg, reload just the reg not the entire
7692 pre/post-inc/dec address expression.
7694 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7697 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7698 fixed R1_REG scratch reg.
7699 (sibcall_value_pcrel_fdpic): Likewise.
7701 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7705 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7707 2016-02-12 Walter Lee <walt@tilera.com>
7709 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7710 * config/tilegx/t-tilegx: Likewise.
7712 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7715 * diagnostic-show-locus.c (struct line_span): New struct.
7716 (layout::get_first_line): Delete.
7717 (layout::get_last_line): Delete.
7718 (layout::get_num_line_spans): New member function.
7719 (layout::get_line_span): Likewise.
7720 (layout::print_heading_for_line_span_index_p): Likewise.
7721 (layout::get_expanded_location): Likewise.
7722 (layout::calculate_line_spans): Likewise.
7723 (layout::m_first_line): Delete.
7724 (layout::m_last_line): Delete.
7725 (layout::m_line_spans): New field.
7726 (layout::layout): Update comment. Replace m_first_line and
7727 m_last_line with m_line_spans, replacing their initialization
7728 with a call to calculate_line_spans.
7729 (diagnostic_show_locus): When printing source lines and
7730 annotations, rather than looping over a single span
7731 of lines, instead loop over each line_span within
7732 the layout, with an inner loop over the lines within them.
7733 Call the context's start_span callback when changing line spans.
7734 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7735 (diagnostic_build_prefix): Break out the building of the location
7736 part of the string into...
7737 (diagnostic_get_location_text): ...this new function, rewriting
7738 it from nested ternary expressions to a sequence of "if"
7740 (default_diagnostic_start_span_fn): New function.
7741 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7742 (diagnostic_context::start_span): New field.
7743 (default_diagnostic_start_span_fn): New prototype.
7745 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7748 * gcc.c (driver::finalize): Fix cleanup of "specs".
7750 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7754 * gcc.c (driver::driver): Initialize m_option_suggestions.
7755 (driver::~driver): Clean up m_option_suggestions.
7756 (suggest_option): Convert to...
7757 (driver::suggest_option): ...this, and split out into
7758 driver::build_option_suggestions and find_closest_string.
7759 (driver::build_option_suggestions): New function, from
7760 first half of suggest_option. Special-case
7761 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7762 the sanitizer_opts array. For options of enum types, add the
7763 various enum values to the candidate strings.
7764 (driver::handle_unrecognized_options): Remove "const".
7765 * gcc.h (driver::handle_unrecognized_options): Likewise.
7766 (driver::build_option_suggestions): New decl.
7767 (driver::suggest_option): New decl.
7768 (driver::m_option_suggestions): New field.
7769 * opts-common.c (add_misspelling_candidates): New function.
7770 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7771 and make non-static.
7772 * opts.h (sanitizer_opts): New array decl.
7773 (add_misspelling_candidates): New function decl.
7774 * spellcheck.c (find_closest_string): New function.
7775 * spellcheck.h (find_closest_string): New function decl.
7777 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7779 PR rtl-optimization/69764
7780 PR rtl-optimization/69771
7781 * optabs.c (expand_binop_directly): For shift_optab_p, force
7782 convert_modes with VOIDmode if xop1 has VOIDmode.
7784 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7787 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7788 to correctly determine instrumentation thunks.
7790 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7793 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7794 type by reference, force lhs on the call.
7797 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7798 Compute retval and retbnd early in all cases if split_part_return_p
7799 and return_bb is not EXIT. Remove all clobber stmts and reset
7800 all debug stmts that refer to SSA_NAMEs defined in split part,
7801 except if it is retval, in that case replace the old retval with the
7802 lhs of the call to the split part.
7804 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7807 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7810 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7811 whose result is used in PHI.
7812 (maybe_optimize_range_tests): Likewise.
7813 (final_range_test_p): Likweise.
7815 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7818 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7819 whose result is used in PHI.
7820 (maybe_optimize_range_tests): Likewise.
7821 (final_range_test_p): Likweise.
7823 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7825 * cgraph.c: Spelling fixes - behaviour -> behavior and
7826 neighbour -> neighbor.
7827 * target.def: Likewise.
7828 * sel-sched.c: Likewise.
7829 * config/mips/mips.c: Likewise.
7830 * config/arc/arc.md: Likewise.
7831 * config/arm/cortex-a57.md: Likewise.
7832 * config/arm/arm.c: Likewise.
7833 * config/arm/neon.md: Likewise.
7834 * config/arm/arm-c.c: Likewise.
7835 * config/vms/vms-c.c: Likewise.
7836 * config/s390/s390.c: Likewise.
7837 * config/i386/znver1.md: Likewise.
7838 * config/i386/i386.c: Likewise.
7839 * config/ia64/hpux-unix2003.h: Likewise.
7840 * config/msp430/msp430.md: Likewise.
7841 * config/rx/rx.c: Likewise.
7842 * config/rx/rx.md: Likewise.
7843 * config/aarch64/aarch64-simd.md: Likewise.
7844 * config/aarch64/aarch64.c: Likewise.
7845 * config/nvptx/nvptx.c: Likewise.
7846 * config/bfin/bfin.c: Likewise.
7847 * config/cris/cris.opt: Likewise.
7848 * config/rs6000/rs6000.c: Likewise.
7849 * target.h: Likewise.
7850 * spellcheck.c: Likewise.
7851 * ira-build.c: Likewise.
7852 * tree-inline.c: Likewise.
7853 * builtins.c: Likewise.
7854 * lra-constraints.c: Likewise.
7855 * explow.c: Likewise.
7856 * hwint.h: Likewise.
7857 * targhooks.c: Likewise.
7858 * tree-vect-data-refs.c: Likewise.
7860 * doc/tm.texi: Likewise.
7861 * doc/extend.texi: Likewise.
7862 * doc/install.texi: Likewise.
7863 * doc/md.texi: Likewise.
7864 * tree-ssa-tail-merge.c: Likewise.
7865 * sched-int.h: Likewise.
7866 * match.pd: Likewise.
7867 * sched-ebb.c: Likewise.
7868 * target.def (omit_struct_return_reg): Likewise.
7869 * gimple-ssa-isolate-paths.c: Likewise.
7870 (find_implicit_erroneous_behaviour): Renamed to...
7871 (find_implicit_erroneous_behavior): ... this.
7872 (find_explicit_erroneous_behaviour): Renamed to...
7873 (find_explicit_erroneous_behavior): ... this.
7874 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7876 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7878 PR rtl-optimization/64682
7879 PR rtl-optimization/69567
7880 PR rtl-optimization/69737
7881 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7882 in I2 as well, just lose it.
7884 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7886 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7888 (aarch64_last_printed_tune_string): Likewise.
7889 (aarch64_declare_function_name): Only output .arch assembler
7890 directive if it will be different from the previously output
7891 directive. Same for .tune comment but only if -dA is set.
7892 (aarch64_start_file): New function.
7893 (TARGET_ASM_FILE_START): Define.
7895 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7898 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7900 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7903 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7904 -Wmaybe-uninitialized warning.
7906 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7909 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7911 2016-02-11 Richard Biener <rguenther@suse.de>
7913 PR rtl-optimization/69291
7914 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7915 subexpressions affected by changing the result.
7917 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7920 * lra-constraints.c (curr_insn_transform): Find in/out operands
7921 for secondary memory moves. Update dups.
7923 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7925 PR tree-optimization/69652
7926 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7927 to nested loop, did source re-formatting, skip debug statements,
7928 add check on statement with volatile operand, remove dead scalar
7931 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7932 Patrick Palka <ppalka@gcc.gnu.org>
7936 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7937 calls if the return type is TREE_ADDRESSABLE.
7938 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7939 * ipa-split.c (split_function): Fix doubled "we" in comment.
7940 Use void return type for the split part even if
7941 !split_point->split_part_set_retval.
7943 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7945 PR tree-optimization/68021
7946 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7947 when computing the value of biv cand by itself.
7949 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7951 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7952 (cortexa57_tunings): Likewise.
7953 (cortexa72_tunings): Likewise.
7954 (arch_macro_fusion_pair_p): Add support for AES fusion.
7955 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7956 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7957 Allow virtual registers before reload so early scheduling works.
7958 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7959 correct latency and pipeline.
7960 (cortex_a57_crypto_complex): Likewise.
7961 (cortex_a57_crypto_xor): Likewise.
7962 (define_bypass): Add AES bypass.
7964 2016-02-10 Richard Biener <rguenther@suse.de>
7966 PR tree-optimization/69726
7967 * passes.def: Add DCE pass before late uninit.
7968 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7969 really fixup if-conversions job.
7971 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7973 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7974 (arm_cortex_a57_tune): Likewise.
7975 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7976 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7978 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7980 * timevar.def (TV_PHASE_DBGINFO): Delete.
7981 (TV_PHASE_CHECK_DBGINFO): Likewise.
7982 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
7984 2016-02-10 Richard Biener <rguenther@suse.de>
7986 PR tree-optimization/69719
7987 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7988 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
7990 2016-02-09 Andrew Pinski <apinski@cavium.com>
7993 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
7994 get_vcond_mask_icode returns false.
7996 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7999 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8000 an ADDIS that adds a pointer to a large constant that sets the
8001 upper16 bits with a load operation.
8003 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8006 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8008 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8010 (vzipq_s16): Likewise.
8011 (vzipq_s32): Likewise.
8012 (vzipq_f32): Likewise.
8013 (vzipq_u8): Likewise.
8014 (vzipq_u16): Likewise.
8015 (vzipq_u32): Likewise.
8016 (vzipq_p8): Likewise.
8017 (vzipq_p16): Likewise.
8019 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8022 * config/arm/arm.c (neon_endian_lane_map): New function.
8023 (neon_vector_pair_endian_lane_map): New function.
8024 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8025 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8027 (vuzpq_s16): Likewise.
8028 (vuzpq_s32): Likewise.
8029 (vuzpq_f32): Likewise.
8030 (vuzpq_u8): Likewise.
8031 (vuzpq_u16): Likewise.
8032 (vuzpq_u32): Likewise.
8033 (vuzpq_p8): Likewise.
8034 (vuzpq_p16): Likewise.
8036 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8039 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8042 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8044 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8045 truncate const_int operand 1 to QImode.
8047 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8049 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8050 corresponding to an abnormal edge.
8052 2016-02-09 Tom de Vries <tom@codesourcery.com>
8054 PR tree-optimization/69599
8055 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8057 (find_func_aliases_for_builtin_call, find_func_clobbers)
8058 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8061 2016-02-09 Richard Biener <rguenther@suse.de>
8063 PR tree-optimization/69715
8064 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8065 LHS on calls as non-rewritable.
8067 2016-02-09 Tom de Vries <tom@codesourcery.com>
8070 * lto-wrapper.c (append_diag_options): New function.
8071 (compile_offload_image): Call append_diag_options.
8073 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8076 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8077 Minor copy-edit to fix verb tenses.
8079 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8081 PR tree-optimization/69209
8082 * ipa-split.c (split_function): If split part is not
8083 returning retval, retval has gimple type but is not
8084 gimple value, force it into a SSA_NAME first.
8086 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8088 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8091 2016-02-08 Jason Merrill <jason@redhat.com>
8094 * convert.c (convert_to_integer_1): Check dofold on truncation
8096 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8097 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8098 Rename from *_nofold.
8099 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8100 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8102 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8105 * tree.c (build_common_tree_nodes): Remove short_double argument.
8106 All callers changed.
8107 * tree.h (build_common_tree_nodes): Adjust declaration.
8108 * doc/invoke.texi (-fshort-double): Remove documentation.
8109 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8110 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8111 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8112 (append_linker_options): Don't handle OPT_fshort_double.
8114 PR rtl-optimization/68730
8115 * lra-remat.c (insn_to_cand_activation): New static variable.
8116 (lra_remat): Allocate and free it.
8117 (create_cand): New arg activation. Initialize a field in
8118 insn_to_cand_activation if it is nonnull.
8119 (create_cands): Pass the activation insn to create_cand when making
8120 a candidate involving an output reload. Reorganize code a little.
8121 (do_remat): Keep track of active status of candidates in a separate
8124 2016-02-08 Richard Biener <rguenther@suse.de>
8126 PR tree-optimization/69719
8127 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8128 Properly use absolute of the difference of the two offsets to
8129 compare or adjust the segment length.
8131 2016-02-08 Richard Biener <rguenther@suse.de>
8132 Jeff Law <law@redhat.com>
8135 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8136 types for anonymous SSA names.
8138 2016-02-08 Richard Biener <rguenther@suse.de>
8140 PR rtl-optimization/69274
8141 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8143 2016-02-08 Jeff Law <law@redhat.com>
8145 PR tree-optimization/65917
8146 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8147 equivalences from if (x == y) style conditionals.
8148 (loop_depth_of_name): Remove.
8149 (record_equality): Remove loop depth check.
8150 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8151 (const_and_copies::record_const_or_copy_raw): New member function.
8152 * tree-ssa-scopedtables.c
8153 (const_and_copies::record_const_or_copy_raw): New, factored out of
8154 (const_and_copies::record_const_or_copy): Call new member function.
8156 2016-02-05 Jeff Law <law@redhat.com>
8158 PR tree-optimization/68541
8159 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8160 (count_stmts_in_block): New function.
8161 (poor_ifcvt_candidate_code): Likewise.
8162 (is_feasible_trace): Add some heuristics to determine when path
8163 splitting is profitable.
8164 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8165 is a diamond with a single exit.
8167 2016-02-05 Martin Sebor <msebor@redhat.com>
8170 * doc/invoke.texi: Update -Wplacement-new to take an optional
8173 2016-02-06 Richard Henderson <rth@redhat.com>
8176 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8177 out of non-standard address spaces.
8179 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8181 PR rtl-optimization/69691
8182 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8184 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8186 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8187 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8188 (*ieee128_mfvsrd_64bit): Likewise.
8189 (*ieee128_mfvsrd_32bit): Likewise.
8191 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8195 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8197 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8198 instrumented_version.
8200 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8202 * doc/invoke.texi (Optimize Options): In table of --param options
8203 rename second occurrence of tracer-min-branch-ratio to
8204 tracer-min-branch-probability, rename
8205 tracer-min-branch-ratio-feedback to
8206 tracer-min-branch-probability-feedback and clarify description,
8207 rename sched-spec-state-edge-prob-cutoff to
8208 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8209 to selsched-insns-to-rename, rename lto-minpartition to
8210 lto-min-partition, delete reorder-blocks-duplicate and
8211 reorder-blocks-duplicate-feedback.
8213 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8215 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8218 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8220 * doc/extend.texi: S/390: Correct some typos.
8222 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8224 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8226 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8229 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8230 (s390_register_info_gprtofpr): Use new macros above.
8231 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8233 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8234 its name. Adjust restore and save gpr ranges.
8235 (s390_register_info_set_ranges): New function.
8236 (s390_register_info): Use new macros above. Call
8237 s390_register_info_set_ranges.
8238 (s390_optimize_register_info): Likewise.
8239 (s390_hard_regno_rename_ok): Use new macros.
8240 (s390_hard_regno_scratch_ok): Likewise.
8241 (s390_emit_epilogue): Likewise.
8242 (s390_can_use_return_insn): Likewise.
8243 (s390_optimize_prologue): Likewise.
8244 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8246 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8249 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8251 (ix86_option_override_internal): Disable TARGET_STV even for
8252 -m{incoming,preferred}-stack-boundary=3.
8254 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8256 * config.gcc: Mark deprecated rtems targets as obsolete.
8258 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8260 PR rtl-optimization/64682
8261 PR rtl-optimization/69567
8262 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8263 before I2 only if the register is both used and set in I2.
8265 2016-02-04 DJ Delorie <dj@redhat.com>
8267 * config/msp430/msp430.c (msp430_start_function): Add function type.
8269 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8272 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8274 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8276 PR rtl-optimization/69577
8278 2015-10-29 Richard Henderson <rth@redhat.com>
8282 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8283 sse check to the exact conditions of PR 67609.
8285 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8288 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8289 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8290 not allowed into the traditional Altivec registers.
8291 (movtd_64bit_nodm): Likewise.
8292 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8294 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8296 * config/aarch64/cortex-a57-fma-steering.c
8297 (aarch64_register_fma_steering): Remove "static" from arguments
8300 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8303 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8306 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8308 * doc/invoke.texi: Delete -mno-fma4.
8310 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8312 PR rtl-optimization/69577
8313 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8314 (find_subregs_of_mode): Update accordingly. Iterate over partial
8317 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8319 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8320 * config/arm/arm.c (neon_reinterpret): Remove.
8321 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8322 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8323 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8324 vreinterpretti): Remove.
8325 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8326 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8327 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8328 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8329 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8330 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8331 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8332 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8333 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8334 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8335 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8336 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8337 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8338 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8339 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8340 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8341 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8342 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8343 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8344 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8345 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8346 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8347 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8348 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8349 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8350 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8351 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8352 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8353 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8354 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8355 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8356 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8357 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8358 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8359 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8360 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8361 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8362 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8363 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8364 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8365 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8366 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8367 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8368 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8369 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8370 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8371 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8372 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8373 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8374 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8375 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8376 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8377 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8378 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8379 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8380 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8381 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8382 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8383 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8384 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8385 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8386 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8387 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8388 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8389 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8390 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8391 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8392 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8393 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8394 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8395 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8396 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8397 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8398 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8399 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8400 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8401 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8402 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8403 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8404 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8405 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8406 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8407 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8408 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8409 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8410 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8411 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8412 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8413 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8414 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8415 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8416 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8417 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8418 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8419 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8420 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8421 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8422 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8423 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8424 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8425 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8426 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8427 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8429 2016-02-04 Martin Liska <mliska@suse.cz>
8432 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8433 that are gimple_store_p.
8434 (maybe_instrument_call): Likewise.
8436 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8438 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8439 register scaling out of memory reference and comment why.
8441 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8445 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8446 folding the source of a SET.
8448 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8452 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8453 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8455 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8459 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8462 2016-02-04 Christian Bruel <christian.bruel@st.com>
8464 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8465 * config/arm/arm.c (arm_set_current_function): Likewise.
8467 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8468 Ilya Enkovich <enkovich.gnu@gmail.com>
8469 H.J. Lu <hongjiu.lu@intel.com>
8472 * config/i386/i386.c (convert_scalars_to_vector): Remove
8473 stack alignment fixes.
8474 (ix86_option_override_internal): Disable TARGET_STV if stack
8475 might not be aligned enough.
8476 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8478 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8480 * gcc/config/i386/x86-tune.def: Disable default prefetching
8483 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8484 Vladimir Makarov <vmakarov@redhat.com>
8487 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8488 in validating fused toc addresses.
8490 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8493 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8494 range->m_caret fields if range->m_show_caret_p is false.
8497 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8498 Force oldval into register if it does not satisfy reg_or_short_operand
8499 predicate. Fix up formatting.
8501 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8502 Alexandre Oliva <aoliva@redhat.com>
8505 * lra-constraints.c (simplify_operand_subreg): Check additionally
8506 address validity after potential reloading.
8507 (process_address_1): Check insns validity. In case of failure do
8510 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8513 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8516 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8518 * wide-int.cc (canonize_uhwi): New function.
8519 (wi::divmod_internal): Use it.
8521 2016-02-02 James Norris <jnorris@codesourcery.com
8523 * gimplify.c (omp_notice_variable): Add usage check.
8525 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8527 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8528 like LE, GE, LT, GT when emitting relational operator.
8530 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8532 * ira-costs.c (find_costs_and_classes): Add extra argument.
8533 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8534 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8535 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8536 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8537 Add best_class parameter, and return it if not ALL_REGS.
8538 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8540 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8543 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8545 * config/aarch64/aarch64.c
8546 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8547 (aarch64_ira_change_pseudo_allocno_class): New function.
8549 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8552 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8554 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8556 * config/avr/avr.c (avr_option_override): Set
8557 PARAM_ALLOW_STORE_DATA_RACES to 1.
8559 2016-02-02 Richard Biener <rguenther@suse.de>
8561 PR tree-optimization/69595
8562 * match.pd: Add range test simplifications to true/false.
8564 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8566 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8567 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8570 2016-02-02 Richard Biener <rguenther@suse.de>
8572 PR tree-optimization/69606
8573 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8574 info on the result before moving a stmt.
8576 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8579 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8580 branch with vector comparison.
8581 * config/i386/sse.md (VI48_AVX): New mode iterator.
8582 (define_expand "cbranch<mode>4): Add support for conditional branch
8583 with vector comparison.
8584 * tree-vect-loop.c (optimize_mask_stores): New function.
8585 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8586 has_mask_store field of vect_info.
8587 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8588 vectorized loops having masked stores after vec_info destroy.
8589 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8590 correspondent macros.
8591 (optimize_mask_stores): Add prototype.
8593 2016-02-02 Alan Modra <amodra@gmail.com>
8596 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8599 2016-02-02 Alan Modra <amodra@gmail.com>
8602 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8603 whenever toc_label_name used.
8604 (rs6000_file_start): Don't set up toc section here,
8605 (rs6000_output_function_epilogue): do so here instead,
8606 (rs6000_xcoff_file_start): and here.
8607 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8608 (load_toc_aix_di): Likewise.
8610 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8612 PR rtl-optimization/69592
8613 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8614 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8615 (num_sign_bit_copies_binary_arith_p): New inline function.
8616 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8618 2016-02-01 Jeff Law <law@redhat.com>
8620 PR tree-optimization/69580
8621 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8622 * tree-ssa-threadbackward.c
8623 (fsm_find_control_statement_thread_paths): Do not try to walk
8624 through large PHI nodes.
8626 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8628 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8629 when count is incremented above limit, don't analyze further
8632 * omp-low.c (oacc_parse_default_dims): Avoid
8633 -Wsign-compare warning, make sure value fits into int
8634 rather than just unsigned int.
8636 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8638 PR tree-optimization/67921
8639 * fold-const.c (split_tree): New parameters. Convert pointer
8640 type variable part to proper type before negating.
8641 (fold_binary_loc): Pass new arguments to split_tree.
8643 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8645 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8646 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8647 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8648 * doc/tm.texti: Rebuilt.
8649 * doc/invoke.texi (fopenacc-dim): Document.
8650 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8651 (append_compiler_options): Likewise.
8652 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8653 (oacc_parse_default_dims): New.
8654 (oacc_validate_dims): Add USED arg. Select non-unity default when
8656 (oacc_loop_fixed_partitions): Return mask of used partitions.
8657 (oacc_loop_auto_partitions): Emit dump info.
8658 (oacc_loop_partition): Return mask of used partitions.
8659 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8660 loop partitioning and validation calls.
8662 2016-02-01 Richard Biener <rguenther@suse.de>
8665 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8667 2016-02-01 Richard Biener <rguenther@suse.de>
8669 PR tree-optimization/69574
8670 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8671 of asserting return chrec_dont_know.
8673 2016-02-01 Martin Liska <mliska@suse.cz>
8675 * mem-stats-traits.h: Add copyright header.
8676 * mem-stats.h: Likewise.
8678 2016-02-01 Richard Biener <rguenther@suse.de>
8680 PR tree-optimization/69579
8681 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8682 Do not propagate through abnormal PHI results.
8684 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8686 * postreload.c (reload_cse_simplify): Remove dead code.
8688 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8690 PR rtl-optimization/69570
8691 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8692 if there is more than one set, not if there is a single set.
8694 2016-02-01 Richard Henderson <rth@redhat.com>
8697 * combine.c (make_compound_operation): When looking through a
8698 subreg, make sure to re-extend to the width of the outer mode.
8700 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8702 PR tree-optimization/69546
8703 * wide-int.cc (wi::divmod_internal): For unsigned division
8704 where both operands fit into uhwi, if o1 is 1 and o0 has
8705 msb set, if divident_prec is larger than bits per hwi,
8706 clear another quotient word and return 2 instead of 1.
8707 Similarly for remainder with msb in HWI set, if dividend_prec
8708 is larger than bits per hwi.
8710 2016-01-29 Martin Jambor <mjambor@suse.cz>
8712 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8713 Use short lowercase names.
8714 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8715 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8716 acq_rel one. Protect warning agains segfaults if
8717 get_memory_order_name returns NULL.
8718 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8719 with release semantics. Do not warn if get_memory_order already did.
8720 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8721 semantics. Fix check for relaxed or acquire semantics. Do not warn
8722 if get_memory_order already did.
8724 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8726 * doc/install.texi: Document that isl-0.16 is supported.
8728 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8731 * config/i386/constraints.md (Bm): Describe as special memory
8733 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8734 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8735 * genpreds.c (struct constraint_data): Add is_special_memory.
8736 (have_special_memory_constraints, special_memory_start): New
8738 (special_memory_end): Ditto.
8739 (add_constraint): Add new arg is_special_memory. Add code to
8740 process its true value. Update have_special_memory_constraints.
8741 (process_define_constraint): Pass the new arg.
8742 (process_define_register_constraint): Ditto.
8743 (choose_enum_order): Process special memory.
8744 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8745 function insn_extra_special_memory_constraint.
8746 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8747 * gensupport.c (process_rtx): Process
8748 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8749 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8750 * ira-lives.c (single_reg_class): Use
8751 insn_extra_special_memory_constraint.
8752 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8753 * lra-constraints.c (process_alt_operands): Ditto.
8754 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8755 * recog.c (asm_operand_ok, preprocess_constraints): Process
8757 * reload.c (find_reloads): Ditto.
8758 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8759 * stmt.c (parse_input_constraint): Use
8760 insn_extra_special_memory_constraint.
8762 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8765 * lra-splill.c (lra_final_code_change): Revert r229087 by
8766 removing all sub-registers.
8768 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8771 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8773 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8776 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8777 SSE1, copy target into the temporary reg first before recursing
8780 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8782 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8785 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8787 * ginclude/stdarg.h: Test __cplusplus instead of
8788 __GXX_EXPERIMENTAL_CXX0X__.
8790 2016-01-29 Richard Biener <rguenther@suse.de>
8792 PR tree-optimization/69547
8793 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8794 Do not mark clobbers necessary.
8795 (mark_all_reaching_defs_necessary_1): Likewise.
8797 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8799 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8800 declaration name with %qs and print it in both error messages.
8801 Also fix indentation.
8803 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8806 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8807 trailing blank line from error message.
8809 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8812 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8815 2016-01-29 Richard Biener <rguenther@suse.de>
8818 * match.pd: Allow all integral types when simplifying a
8819 widening or sign-changing conversion.
8821 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8823 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8824 back to setting codegen_error to fail codegen.
8826 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8829 * config/i386/constraints.md (C): Only accept constant zero operand.
8830 (BC): New constraint.
8831 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8832 instead of C constraint.
8833 * doc/md.texi (Machine Constraints): Update description
8836 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8839 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8841 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8844 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8847 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8849 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8850 branches if using guessed profile.
8852 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8854 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8856 2016-01-28 Richard Henderson <rth@redhat.com>
8859 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8860 * config/aarch64/aarch64-protos.h: Update.
8861 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8862 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8863 (aarch64_get_condition_code_1): Handle CC_Cmode.
8864 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8865 (*add<mode>3_compareC_cconly_imm): New.
8866 (*add<mode>3_compareC_cconly): New.
8867 (*add<mode>3_compareC_imm): New.
8868 (add<mode>3_compareC): New.
8869 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8870 to be first. Use aarch64_carry_operation.
8871 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8872 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8873 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8874 (subti3): Use subdi3_compare1.
8875 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8876 (sub<mode>3_compare1): New.
8877 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8878 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8879 (*subsi3_carryin_uxtw): Likewise.
8880 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8881 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8882 * config/aarch64/iterators.md (DWI): New.
8883 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8884 (aarch64_borrow_operation): New.
8886 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8888 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8889 message when isl does not return a valid schedule.
8891 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8893 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8894 Remove comments from class declarations: they are already in the code
8897 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8899 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8901 (ternary_op_to_tree): Same.
8902 (unary_op_to_tree): Same.
8903 (nary_op_to_tree): Same.
8904 (gcc_expression_from_isl_expr_op): Same.
8905 (gcc_expression_from_isl_expression): Same.
8906 (graphite_create_new_loop): Same.
8907 (graphite_create_new_loop_guard): Same.
8908 (build_iv_mapping): Same.
8909 (graphite_create_new_guard): Same.
8910 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8911 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8913 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8915 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8916 instead of setting codegen_error to fail codegen.
8918 2016-01-28 Jason Merrill <jason@redhat.com>
8920 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8922 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8924 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8925 Remove CONST_INT_P check in CCMP cost calculation.
8927 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8929 * config/aarch64/aarch64.c (generic_vector_cost):
8930 Set vec_permute_cost.
8931 (cortexa57_vector_cost): Likewise.
8932 (exynosm1_vector_cost): Likewise.
8933 (xgene1_vector_cost): Likewise.
8934 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8935 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8936 Add vec_permute_cost entry.
8938 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8940 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8942 (add<mode>3_compare0): Likewise.
8943 (addsi3_compare0_uxtw): Likewise.
8944 (add<mode>3nr_compare0): Likewise.
8945 (compare_neg<mode>): Likewise.
8946 (<optab><mode>3): Likewise.
8948 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8950 * tree-vect-stmts.c (vectorizable_comparison): Add
8951 NULL check for vectype.
8953 2016-01-28 Richard Biener <rguenther@suse.de>
8955 PR tree-optimization/69466
8956 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8957 Account for PHIs we couldn't duplicate.
8959 2016-01-28 Martin Liska <mliska@suse.cz>
8962 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8963 instead of ENABLE_VALGRIND_CHECKING.
8965 2016-01-27 Richard Henderson <rth@redhat.com>
8968 * lra-remat.c (subreg_regs): New.
8969 (dump_candidates_and_remat_bb_data): Dump it.
8970 (operand_to_remat): Reject if operand in subreg_regs.
8971 (set_bb_regs): Collect subreg_regs.
8972 (lra_remat): Init and free subreg_regs. Compute
8973 calculate_local_reg_remat_bb_data before create_cands.
8975 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8978 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8979 change stack_alignment_needed for __tls_get_addr call.
8981 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8983 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
8985 2016-01-27 Jeff Law <law@redhat.com>
8987 PR tree-optimization/68398
8988 PR tree-optimization/69196
8989 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
8990 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
8991 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8992 Only count PHIs in the last block in the path. The others will
8993 const/copy propagate away. Add heuristic to allow more irreducible
8994 subloops to be created when it is likely profitable to do so.
8996 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8997 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
8998 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9000 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9003 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9004 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9005 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9006 * tree-streamer-in.c: Include asan.h.
9007 (streamer_get_builtin_tree): For builtins in sanitizer
9008 range call initialize_sanitizer_builtins and retry.
9010 2016-01-27 Ian Lance Taylor <iant@google.com>
9012 * common.opt (fkeep-gc-roots-live): New undocumented option.
9013 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9014 -fkeep-gc-roots-live, skip pointers.
9015 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9018 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9021 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9022 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9024 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9027 * configure.ac: NetBSD provides SSP in its C library.
9028 * configure: Updated.
9030 2016-01-27 Richard Biener <rguenther@suse.de>
9032 PR tree-optimization/69166
9033 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9034 reduction code for commutativity / associativity.
9036 2016-01-27 Martin Jambor <mjambor@suse.cz>
9038 PR tree-optimization/69355
9039 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9040 total_scalarization fails.
9042 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9044 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9047 2016-01-27 Christian Bruel <christian.bruel@st.com>
9050 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9051 Move arm_reset_previous_fndecl and set_target_option_current_node in
9052 the conditional part. Call save_restore_target_globals.
9053 * config/arm/arm.c (arm_set_current_function):
9054 Refactor to better support #pragma target and attribute mix.
9055 Call save_restore_target_globals.
9056 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9058 2016-01-27 Martin Liska <mliska@suse.cz>
9060 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9061 reference for an HSA kernel and its host function.
9063 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9065 PR tree-optimization/69399
9066 * wide-int.h (wi::lrshift): For larger precisions, only
9067 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9069 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9071 * config/arc/predicates.md (proper_comparison_operator): Reject
9072 constant-constant comparison.
9074 2016-01-26 Tom de Vries <tom@codesourcery.com>
9076 PR tree-optimization/69110
9077 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9078 DR_NUM_DIMENSIONS == 0.
9080 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9081 Sebastian Pop <s.pop@samsung.com>
9083 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9084 isl_ast_op_cond and isl_ast_op_select.
9085 (gcc_expression_from_isl_expr_op): Same.
9087 2016-01-26 Jason Merrill <jason@redhat.com>
9090 * tree.c (recompute_constructor_flags): Split out from
9092 (verify_constructor_flags): New.
9093 * tree.h: Declare them.
9095 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9097 PR rtl-optimization/69217
9098 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9099 are no TYPE_FIELDS set for the record type.
9101 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9104 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9105 toc_label_name unconditionally.
9106 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9107 SYMBOL_REF string. Use toc_label_name instead of constructing
9109 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9110 constructing LCTOC1.
9112 2016-01-26 Martin Sebor <msebor@redhat.com>
9115 * doc/extend.texi (Common Type Attributes): Move text that talks about
9116 attribute packed from attribute aligned to the section discussing
9117 the former attribute for clarity.
9119 2016-01-26 Richard Henderson <rth@redhat.com>
9122 * trans-mem.c (tm_region_init): Mark entry block as visited.
9124 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9127 * diagnostic-show-locus.c (layout::print_source_line): Replace
9128 call to pp_newline with call to layout::print_newline.
9129 (layout::print_annotation_line): Likewise.
9130 (layout::move_to_column): Likewise.
9131 (layout::print_any_fixits): After printing any fixits, print a
9132 trailing newline, if necessary.
9133 (layout::print_newline): New method, resetting any colorization
9135 (diagnostic_show_locus): Move the pp_newline to before the
9136 early bailout. Remove dummy block enclosing the layout instance.
9137 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9138 of pp_newline_and_flush with pp_flush.
9139 (diagnostic_append_note): Delete use of pp_newline.
9140 (diagnostic_append_note_at_rich_loc): Delete.
9141 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9142 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9143 when newline characters are added to the buffer.
9145 2016-01-26 Michael Matz <matz@suse.de>
9147 * configure.ac (ac_cv_std_swap_in_utility): New test.
9148 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9149 * configure: Regenerate.
9150 * config.in: Regenerate.
9152 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9154 * config/arc/arc.md (cstoresi4): Force operand into register.
9155 (arcset<code>): Fix predicate.
9156 (arcsetltu): Likewise.
9157 (arcsetgeu): Likewise.
9158 (arcsethi): Likewise.
9159 (arcsetls): Likewise.
9161 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9163 PR tree-optimization/69483
9164 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9165 if base has error_mark_node type.
9167 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9170 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9171 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9173 (vget_lane_f16): Handle big-endian.
9174 (vgetq_lane_f16): Likewise.
9175 (vset_lane_f16): Likewise.
9176 (vsetq_lane_f16): Likewise.
9177 * config/arm/iterators.md (VQXMOV): Add V8HF.
9178 (VDQ): Add V4HF and V8HF.
9179 (V_reg): Handle V4HF and V8HF.
9180 (Is_float_mode): Likewise.
9181 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9182 neon_vdup_nv8hf): New patterns.
9183 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9184 Use VD_LANE iterator.
9185 (neon_vld1_dup<mode>): Use VQ2 iterator.
9187 2016-01-26 Nathan Sidwell <nathan@acm.org>
9189 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9190 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9191 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9192 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9193 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9194 (oacc_validate_dims): Add LEVEL arg, don't return level.
9195 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9197 (execute_oacc_device_lower): Adjust, add more dump output.
9198 * tree-ssa-loop.c (gate_oacc_kernels): Use
9199 oacc_fn_attrib_kernels_p.
9200 * tree-parloops.c (create_parallel_loop): Adjust
9201 set_oacc_fn_attrib call.
9203 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9206 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9207 (append_compiler_options): Handle -fcilkplus.
9208 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9210 2016-01-26 Nick Clifton <nickc@redhat.com>
9213 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9214 been marked as DECL_ONE_ONLY but we do not the means to make it
9215 so, then do not allow it to bind locally.
9217 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9220 * opts.h (parse_sanitizer_options): New prototype.
9221 * opts.c (sanitizer_opts): New array.
9222 (parse_sanitizer_options): New function.
9223 (common_handle_option): Use parse_sanitizer_options.
9225 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9228 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9229 alignment adjustment to ...
9230 (ix86_update_stack_boundary): Here. Don't over-align stack for
9232 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9233 if __tls_get_addr is called.
9235 2016-01-26 Christian Bruel <christian.bruel@st.com>
9237 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9239 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9241 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9243 2016-01-26 Richard Biener <rguenther@suse.de>
9246 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9248 2016-01-26 Richard Biener <rguenther@suse.de>
9250 PR tree-optimization/69452
9251 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9252 (move_computations_dom_walker::before_dom_children): Rename
9254 (move_computations_worker): This.
9255 (move_computations): Perform an RPO rather than a DOM walk.
9257 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9260 * combine.c (combine_instructions): For REG_EQUAL note with
9261 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9262 to the underlying register.
9263 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9264 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9266 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9269 * config/aarch64/aarch64-builtins.c
9270 (aarch64_init_simd_builtin_types): Do not set structural
9271 equality to __Poly{8,16,64,128}_t types.
9273 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9275 PR tree-optimization/69400
9276 * wide-int.cc (wi_pack): Take the precision as argument and
9277 perform canonicalization here rather than in the callers.
9278 Use the main loop to handle all full-width HWIs. Add a
9279 zero HWI if in_len isn't a full result.
9280 (wi::divmod_internal): Update accordingly.
9281 (wi::mul_internal): Likewise. Simplify.
9283 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9284 Sebastian Pop <s.pop@samsung.com>
9286 * graphite-poly.c (apply_poly_transforms): Simplify.
9287 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9288 (print_isl_map): Same.
9289 (print_isl_union_map): Same.
9290 (print_isl_schedule): New.
9291 (debug_isl_schedule): New.
9292 * graphite-dependences.c (scop_get_reads): Do not call
9293 isl_union_map_add_map that is undocumented isl functionality.
9294 (scop_get_must_writes): Same.
9295 (scop_get_may_writes): Same.
9296 (scop_get_original_schedule): Remove.
9297 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9298 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9299 (compute_deps): Remove.
9300 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9301 (debug_schedule_ast): New.
9302 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9303 set_separate_option.
9304 (graphite_regenerate_ast_isl): Add dump.
9305 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9306 from scop->transformed_schedule.
9307 (graphite_regenerate_ast_isl): Add more dump.
9308 * graphite-optimize-isl.c (optimize_isl): Set
9309 scop->transformed_schedule. Check whether schedules are equal.
9310 (apply_poly_transforms): Move here.
9311 * graphite-poly.c (apply_poly_transforms): ... from here.
9312 (free_poly_bb): Static.
9313 (free_scop): Static.
9314 (pbb_number_of_iterations_at_time): Remove.
9315 (print_isl_ast): New.
9316 (debug_isl_ast): New.
9317 (debug_scop_pbb): New.
9318 * graphite-scop-detection.c (print_edge): Move.
9320 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9321 (build_scop_scattering): Remove.
9322 (create_pw_aff_from_tree): Assert instead of bailing out.
9323 (add_condition_to_pbb): Remove unused code, do not fail.
9324 (add_conditions_to_domain): Same.
9325 (add_conditions_to_constraints): Remove.
9326 (build_scop_context): New.
9327 (add_iter_domain_dimension): New.
9328 (build_iteration_domains): Initialize pbb->iterators.
9329 Call add_conditions_to_domain.
9332 (index_outermost_in_loop): New.
9333 (index_pbb_in_loop): New.
9334 (outermost_pbb_in): New.
9335 (add_in_sequence): New.
9336 (add_outer_projection): New.
9337 (outer_projection_mupa): New.
9338 (add_loop_schedule): New.
9339 (build_schedule_pbb): New.
9340 (build_schedule_loop): New.
9341 (embed_in_surrounding_loops): New.
9342 (build_schedule_loop_nest): New.
9343 (build_original_schedule): New.
9344 (build_poly_scop): Call build_original_schedule.
9345 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9346 (free_poly_dr): Remove.
9347 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9348 (free_poly_bb): Remove.
9349 (debug_loop_vec): Remove.
9350 (print_isl_ast): Declare.
9351 (debug_isl_ast): Declare.
9352 (scop_do_interchange): Remove.
9353 (scop_do_strip_mine): Remove.
9354 (scop_do_block): Remove.
9355 (flatten_all_loops): Remove.
9356 (optimize_isl): Remove.
9357 (pbb_number_of_iterations_at_time): Remove.
9358 (debug_scop_pbb): Declare.
9359 (print_schedule_ast): Declare.
9360 (debug_schedule_ast): Declare.
9361 (struct scop): Remove schedule. Add original_schedule,
9362 transformed_schedule.
9363 (free_gimple_poly_bb): Remove.
9364 (print_generated_program): Remove.
9365 (debug_generated_program): Remove.
9366 (unify_scattering_dimensions): Remove.
9367 * sese.c (print_edge): ... here.
9368 (print_sese): ... here.
9369 (debug_edge): ... here.
9370 (debug_sese): ... here.
9371 * sese.h (print_edge): Declare.
9372 (print_sese): Declare.
9373 (dump_edge): Declare.
9374 (dump_sese): Declare.
9376 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9377 Sebastian Pop <s.pop@samsung.com>
9379 * Makefile.in: Set ISLVER in site.exp.
9381 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9383 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9384 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9385 through DECL_VALUE_EXPR for expansion.
9387 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9389 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9390 the frame info after reload completed.
9392 2016-01-25 Jeff Law <law@redhat.com>
9394 PR tree-optimization/69196
9395 PR tree-optimization/68398
9396 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9397 tree-ssa-threadupdate.c.
9398 (determine_bb_domination_status): Prototype
9399 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9400 (determine_bb_domination_status): No longer static.
9401 (valid_jump_thread_path): Remove code to detect characteristics
9402 of the jump thread path not associated with correctness.
9403 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9404 Correct test for thread path length. Count PHIs for real operands as
9405 statements that need to be copied. Do not count ASSERT_EXPRs.
9406 Look at all the blocks in the thread path. Compute and selectively
9407 filter thread paths based on threading through the latch, threading
9408 a multiway branch or crossing a multiway branch.
9410 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9412 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9413 decl with __attribute__ ((unused)) annotation.
9415 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9418 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9419 of operands is compatible with a statement vectype.
9421 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9423 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9424 improve wording for mixed storage order support.
9426 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9428 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9429 (vcvt_u64_f64): Likewise.
9430 (vcvta_s64_f64): Likewise.
9431 (vcvta_u64_f64): Likewise.
9432 (vcvtm_s64_f64): Likewise.
9433 (vcvtm_u64_f64): Likewise.
9434 (vcvtn_s64_f64): Likewise.
9435 (vcvtn_u64_f64): Likewise.
9436 (vcvtp_s64_f64): Likewise.
9437 (vcvtp_u64_f64): Likewise.
9439 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9441 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9442 (arc_init): Check validity mll64 option.
9443 (arc_save_restore): Use double load/store instruction.
9444 (arc_expand_movmem): Likewise.
9445 (arc_split_move): Don't split if we have double load/store
9446 instructions. Returns a boolean.
9447 (arc_process_double_reg_moves): Change function to return boolean
9448 instead of a sequence of instructions.
9449 (arc_dwarf_register_span): New function.
9450 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9451 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9452 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9453 (*movdf_insn): Likewise.
9454 * config/arc/arc.opt (mll64): New option.
9455 * config/arc/predicates.md (even_register_operand): New predicate.
9456 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9458 2016-01-25 Richard Biener <rguenther@suse.de>
9461 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9462 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9464 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9466 2016-01-25 Richard Biener <rguenther@suse.de>
9468 PR tree-optimization/69376
9469 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9471 (VN_INFO_ANTI_RANGE_P): New inline.
9472 (VN_INFO_RANGE_TYPE): Likewise.
9473 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9474 SSA_NAME_ANTI_RANGE_P.
9475 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9476 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9477 Properly query VN_INFO_RANGE_TYPE.
9479 2016-01-25 Nick Clifton <nickc@redhat.com>
9482 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9484 2016-01-23 Tom de Vries <tom@codesourcery.com>
9486 PR tree-optimization/69426
9487 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9490 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9492 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9493 "the the" with "the" in the comments.
9494 * ipa-devirt.c (build_type_inheritance_graph,
9495 update_type_inheritance_graph): Likewise.
9496 * tree.c (build_function_type_list_1): Likewise.
9497 * cfgloopmanip.c (scale_loop_profile): Likewise.
9498 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9499 * gimple-ssa-split-paths.c
9500 (find_block_to_duplicate_for_splitting_paths): Likewise.
9501 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9502 * expr.c (convert_move): Likewise.
9503 * var-tracking.c (vt_stack_adjustments): Likewise.
9504 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9505 * tree-vrp.c (test_for_singularity): Likewise.
9507 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9508 directly instead of building a temporary tree.
9511 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9512 remove <algorithm> include.
9514 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9517 * config/i386/i386.c: Include dojump.h.
9518 (expand_small_movmem_or_setmem,
9519 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9521 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9522 if dynamic_check != -1.
9524 2016-01-21 Jeff Law <law@redhat.com>
9527 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9528 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9529 into dominated_by_p.
9530 (cprop_into_successor_phis): Avoid unnecessary tests.
9532 2016-01-22 Richard Henderson <rth@redhat.com>
9535 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9536 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9538 2016-01-22 Michael Matz <matz@suse.de>
9540 * system.h (string, algorithm): Include only conditionally.
9541 (new): Include always under C++.
9542 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9543 * final.c (toplevel): Ditto.
9544 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9545 * genconditions.c (write_header): Make gencondmd.c define
9547 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9549 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9550 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9552 2016-01-22 Christian Bruel <christian.bruel@st.com>
9555 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9557 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9560 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9561 define_insn_and_split. Ensure operands[1] and operands[0] do not
9562 get assigned the same register.
9564 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9566 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9568 2016-01-22 Christian Bruel <christian.bruel@st.com>
9570 * config/arm/arm-c.c (arm_pragma_target_parse):
9571 Remove warn_builtin_macro_redefined overwrite.
9573 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9575 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9576 flag_non_call_exceptions compatibility.
9578 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9581 * dwarf2out.c (add_child_die_after): New function.
9582 (dwarf_qual_info_t): New type.
9583 (dwarf_qual_info): New variable.
9584 (qualified_die_p): New function.
9585 (modified_type_die): For -fdebug-types-section, ensure
9586 canonical order of qualifiers. Put qualified DIEs adjacent
9587 to the corresponding non-qualified type DIE and search there
9588 for existing qualified DIEs.
9590 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9592 * doc/extend.texi (scalar_storage_order type attribute): Document
9593 restriction on type punning and aliasing, and remove future tense.
9595 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9598 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9601 2016-01-21 Jeff Law <law@redhat.com>
9604 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9605 useless call to record_temporary_equivalences.
9606 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9607 allocate 10 slots in the bb_path vector and let it grow as needed.
9608 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9611 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9613 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9615 * configure: Regenerate.
9617 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9619 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9620 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9622 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9625 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9626 drop EXPAND_INITIALIZER.
9627 * rtl.h (contains_symbolic_reference_p): Declare.
9628 * rtlanal.c (contains_symbolic_reference_p): New function.
9629 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9630 a subtraction into a NOT if symbolic constants are involved.
9632 2016-01-21 Anton Blanchard <anton@samba.org>
9633 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9636 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9638 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9641 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9643 * config/microblaze/microblaze.c
9644 (get_branch_target): New.
9645 (insert_wic_for_ilb_runout): New.
9647 (microblaze_machine_dependent_reorg): New.
9648 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9649 * config/microblaze/microblaze.md
9650 (UNSPEC_IPREFETCH): Define.
9651 (iprefetch): New pattern
9652 * config/microblaze/microblaze.opt
9653 (mxl-prefetch): New flag.
9655 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9657 * config/microblaze/microblaze.h
9658 (FIXED_REGISTERS): Update in macro.
9659 (CALL_USED_REGISTERS): Update in macro.
9661 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9663 PR rtl-optimization/68920
9664 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9667 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9669 PR rtl-optimization/68990
9670 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9671 pseudo instead of inheritance ones.
9673 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9674 Nick Clifton <nickc@redhat.com>
9678 * config/mips/mips.c (mips_compute_frame_info): Initialise
9679 args_size and hard_frame_pointer_offset fields of the frame
9680 structure before calling mips_global_pointer.
9682 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9684 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9686 * configure: Regenerate.
9688 2016-01-21 Richard Biener <rguenther@suse.de>
9690 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9692 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9694 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9695 to actually emit the .size directive.
9697 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9698 Jakub Jelinek <jakub@redhat.com>
9702 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9703 args array size by one to avoid buffer overflow.
9705 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9707 * config/s390/s390.md (pool_section_start): Use switch_to_section
9708 to select proper read-only data section instead of hardcoding
9710 (pool_section_end): Use switch_to_section to match the above.
9712 2016-01-21 Richard Biener <rguenther@suse.de>
9714 PR tree-optimization/69378
9715 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9716 (set_ssa_val_to): Use it for dominance checks taking into
9717 account not executable edges.
9719 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9722 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9723 for bitsize instead of GET_MODE_PRECISION (mode).
9725 2016-01-20 Martin Sebor <msebor@redhat.com>
9728 * extend.texi (__sync Builtins): Clarify the semantics of
9729 __sync_fetch_and_OP built-ins on pointers.
9730 (__atomic Builtins): Same.
9732 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9733 Sebastian Pop <s.pop@samsung.com>
9735 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9736 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9737 (is_valid_rename): Same.
9738 (translate_isl_ast_to_gimple::get_rename): Same.
9739 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9740 (translate_isl_ast_to_gimple::rename_uses): Same.
9741 (get_new_name): Check for close_phi nodes.
9742 (copy_loop_phi_args): Use phi_node_kind.
9743 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9744 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9746 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9747 Sebastian Pop <s.pop@samsung.com>
9749 Revert commit r229783.
9750 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9751 Remove use of parameter_rename_map.
9753 (copy_internal_parameters): Remove.
9754 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9755 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9756 (free_sese_info): Do not free parameter_rename_map.
9757 (set_rename): Do not use parameter_rename_map.
9758 (rename_uses): Update call to set_rename.
9759 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9760 * sese.h (parameter_rename_map_t): Remove.
9761 (struct sese_info_t): Remove field parameter_rename_map.
9763 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9764 Sebastian Pop <s.pop@samsung.com>
9766 * graphite-isl-ast-to-gimple.c: Fix comment.
9767 * graphite-scop-detection.c (defined_in_loop_p): New.
9768 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9769 names defined in loop.
9771 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9772 Sebastian Pop <s.pop@samsung.com>
9774 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9775 Discard unstructured if-then-else regions.
9777 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9778 Sebastian Pop <s.pop@samsung.com>
9780 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9781 (cleanup_loop_iter_dom): Remove.
9782 (build_loop_iteration_domains): Remove.
9783 (build_scop_context): Remove.
9784 (build_scop_iteration_domain): Remove.
9785 (add_loop_constraints): New.
9786 (build_iteration_domains): New.
9787 (build_poly_scop): Call build_iteration_domains.
9789 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9790 Sebastian Pop <s.pop@samsung.com>
9792 * graphite-scop-detection.c
9793 (scop_detection::harmful_loop_in_region): Free dom and loops.
9794 (scop_detection::loop_body_is_valid_scop): Free bbs.
9796 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9797 Sebastian Pop <s.pop@samsung.com>
9799 * graphite-scop-detection.c (record_loop_in_sese): New.
9800 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9801 (build_scops): Remove call to build_sese_loop_nests.
9802 * sese.c (sese_record_loop): Remove.
9803 (build_sese_loop_nests): Remove.
9804 (new_sese_info): Remove region->loops.
9805 (free_sese_info): Same.
9806 * sese.h (sese_contains_loop): Same.
9807 (build_sese_loop_nests): Remove.
9808 (sese_contains_loop): Remove.
9810 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9811 Sebastian Pop <s.pop@samsung.com>
9813 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9814 loop_is_valid_in_scop.
9815 (scop_detection::harmful_stmt_in_region): Renamed
9816 harmful_loop_in_region.
9817 Call loop_is_valid_in_scop.
9819 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9820 Sebastian Pop <s.pop@samsung.com>
9822 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9825 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9826 Sebastian Pop <s.pop@samsung.com>
9828 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9829 * graphite.h (struct poly_bb): Remove field is_reduction.
9830 (PBB_IS_REDUCTION): Remove.
9832 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9833 Sebastian Pop <s.pop@samsung.com>
9835 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9836 (add_pdr_constraints): Same.
9837 (scop_get_reads): Same.
9838 (scop_get_must_writes): Same.
9839 (scop_get_may_writes): Same.
9840 (scop_get_original_schedule): Same.
9841 (extend_schedule): Same.
9842 (apply_schedule_on_deps): Same.
9843 (carries_deps): Same.
9844 (compute_deps): Same.
9845 (scop_get_dependences): Same.
9846 * graphite-isl-ast-to-gimple.c
9847 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9848 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9849 (get_schedule_for_band_list): Same.
9850 (get_schedule_map): Same.
9851 (apply_schedule_map_to_scop): Same.
9852 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9853 (build_loop_iteration_domains): Same.
9854 (add_condition_to_pbb): Same.
9855 (add_param_constraints): Same.
9856 (pdr_add_memory_accesses): Same.
9857 (pdr_add_data_dimensions): Same.
9859 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9861 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9864 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9866 * common.opt (feliminate-dwarf2-dups): Replace references to
9867 "DWARF 2" with just "DWARF".
9868 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9869 * doc/extend.texi: Likewise.
9870 * doc/cpp.texi: Likewise.
9871 * doc/invoke.texi: Likewise.
9872 (Option Summary): Add -gdwarf to list of Debugging Options.
9873 (Debugging Options): Document -gdwarf.
9874 * doc/contrib.texi: Spell "DWARF" like that.
9876 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9878 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9879 warning. Fix up formatting.
9882 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9883 attempt to mark memory input operand addressable and
9884 call prepare_gimple_addressable in that case. Don't adjust
9885 input_location for diagnostics, use error_at instead.
9887 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9889 * config/rs6000/ppc-auxv.h: New file.
9890 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9892 (cpu_supports): Likewise.
9893 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9894 (cpu_is_info): New variable.
9895 (cpu_supports_info): Likewise.
9896 (tcb_verification_symbol): Likewise.
9897 (cpu_builtin_p): Likewise.
9898 (cpu_expand_builtin): New function.
9899 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9900 (rs6000_init_builtins): Likewise.
9901 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9902 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9903 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9904 * configure: Regenerate.
9905 * config.in: Likewise.
9906 * doc/extend.texi (PowerPC Built-in Functions): Document
9907 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9909 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9912 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9914 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9917 2016-01-20 Richard Henderson <rth@redhat.com>
9923 * tree.c (tm_define_builtin): New.
9924 (find_tm_vector_type): New.
9925 (build_tm_vector_builtins): New.
9926 (build_common_builtin_nodes): Call it.
9928 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9930 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9931 (arm_fp_ok): Likewise.
9933 (arm_crypto): Likewise.
9935 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9936 Richard Biener <rguenther@suse.de>
9938 PR tree-optimization/69328
9939 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9940 vectors have same number of elements.
9941 (vectorizable_condition): Fix masked version recognition.
9943 2016-01-20 Richard Biener <rguenther@suse.de>
9945 PR tree-optimization/69345
9946 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9947 (VN_INFO_PTR_INFO): Likewise.
9948 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9949 info when it is equal between non-dominating SSA names.
9950 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9951 Make sure to look at original SSA infos.
9953 2016-01-20 Jeff Law <law@redhat.com>
9956 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9958 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9959 (pc_or_label_operand): New predicate.
9960 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9961 tests for small integers that are 2^n - 1.
9963 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9965 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9967 2016-01-19 Jeff Law <law@redhat.com>
9970 * tree-ssa-threadbackwards.c
9971 (fsm_find_control_statement_thread_paths): Do not try to lookup
9972 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9974 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9976 * doc/lto.texi: Remove text that says only Gold has linker plugin
9979 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9981 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9982 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9983 the DIE accordingly.
9984 (modified_type_die): Add REVERSE parameter and pass it recursively,
9985 as well as to base_type_die. Adjust presence check accordingly.
9986 (base_type_for_mode): Adjust call to modified_type_die.
9987 (add_type_attribute): Add REVERSE parameter and pass it to
9989 (generic_parameter_die): Adjust call to add_type_attribute.
9990 (add_scalar_info): Likewise.
9991 (add_subscript_info): Likewise.
9992 (gen_array_type_die): Likewise.
9993 (gen_descr_array_type_die): Likewise.
9994 (gen_entry_point_die): Likewise.
9995 (gen_enumeration_type_die): Likewise.
9996 (gen_formal_parameter_die): Likewise.
9997 (gen_subprogram_die): Likewise.
9998 (gen_variable_die ): Likewise.
9999 (gen_const_die): Likewise.
10000 (gen_field_die): Likewise.
10001 (gen_pointer_type_die): Likewise.
10002 (gen_reference_type_die): Likewise.
10003 (gen_ptr_to_mbr_type_die): Likewise.
10004 (gen_inheritance_die): Likewise.
10005 (gen_subroutine_type_die): Likewise.
10006 (gen_typedef_die): Likewise.
10007 (force_type_die): Adjust call to modified_type_die.
10009 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10011 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10012 flow throughout the file. Fix broken link to Objective-C 2.0
10014 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10017 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10019 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10021 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10024 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10025 (maybe_record_node): Record cxa_pure_virtual as the only possible
10026 target if there are not ohter candidates.
10027 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10029 2016-01-19 Richard Biener <rguenther@suse.de>
10031 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10032 (get_memory_order): Likewise.
10034 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10036 * tree-vect-stmts.c (vectorizable_store): Check
10039 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10042 * gcc.c (driver::decode_argv): Add call to
10043 init_opts_obstack before init_options_struct.
10044 * opts.c (init_opts_obstack): Remove idempotency.
10045 (init_options_struct): Replace call to init_opts_obstack
10046 with a gcc_assert to verify that it has already been called.
10047 * toplev.c (toplev::main): Add call to init_opts_obstack before
10048 calls to init_options_struct.
10049 (toplev::finalize): Move cleanup of opts_obstack next to
10050 cleanup of save_decoded_options, clearing the latter, and
10051 save_decoded_options_count.
10053 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10056 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10057 attribute to unconditional. Remove %? from output template.
10059 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10060 Jiong Wang <jiong.wang@arm.com>
10062 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10063 generated from different expand order.
10065 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10067 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10068 Add support for CCMP costing.
10070 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10072 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10073 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10074 (fccmpe<mode>): Likewise.
10075 (fcmp): Rename to fcmp and globalize pattern.
10077 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10078 (aarch64_gen_ccmp_next): Add FP support.
10080 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10082 * target.def (gen_ccmp_first): Update documentation.
10083 (gen_ccmp_next): Likewise.
10084 * doc/tm.texi (gen_ccmp_first): Update documentation.
10085 (gen_ccmp_next): Likewise.
10086 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10087 expand_ccmp_expr_1. Improve comments.
10088 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10089 (ccmp_ior<mode>): Remove pattern.
10090 (cmp<mode>): Remove expand.
10091 (cmp): Globalize pattern.
10092 (cstorecc4): Use cc_register.
10093 (mov<mode>cc): Remove ccmp_cc_register check.
10094 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10095 Simplify after removal of CC_DNE/* modes.
10096 (aarch64_ccmp_mode_to_code): Remove.
10097 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10098 In 'k' case use integer as condition.
10099 (aarch64_nzcv_codes): Remove inverted cases.
10100 (aarch64_code_to_ccmode): Remove.
10101 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10102 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10103 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10104 pattern. Return the comparison with CC register. Invert conditions
10105 when bitcode is OR.
10106 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10107 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10109 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10111 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10112 instrumented_version.
10114 2016-01-19 Richard Biener <rguenther@suse.de>
10116 PR tree-optimization/69336
10117 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10118 handled components with get_ref_base_and_extent.
10119 (equal_mem_array_ref_p): Adjust.
10121 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10124 * shrink-wrap.c: Include valtrack.h.
10125 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10126 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10127 in between insn and where it will be moved to. Call
10128 dead_debug_insert_temp.
10129 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10130 first and dead_debug_local_finish at the end.
10131 For uses and defs bitmap, handle all regs in between REGNO and
10132 END_REGNO, not just the first one.
10134 2016-01-19 Richard Biener <rguenther@suse.de>
10136 PR tree-optimization/69352
10137 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10138 (equal_mem_array_ref_p): Constrain size and max size properly.
10139 Compare the reverse flag.
10141 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10143 * ira.c (ira): Update regstat data if we deleted insns.
10145 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10147 PR rtl-optimization/68955
10148 PR rtl-optimization/64557
10149 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10150 here. Fix up formatting.
10151 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10153 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10156 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10157 assume that the node has body.
10158 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10161 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10163 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10166 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10168 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10169 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10171 2016-01-19 Martin Jambor <mjambor@suse.cz>
10172 Martin Liska <mliska@suse.cz>
10173 Michael Matz <matz@suse.de>
10175 * Makefile.in (OBJS): Add new source files.
10176 (GTFILES): Add hsa.c.
10177 * common.opt (disable_hsa): New variable.
10178 (-Whsa): New warning.
10179 * config.in (ENABLE_HSA): New.
10180 * configure.ac: Treat hsa differently from other accelerators.
10181 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10182 $enable_offloading.
10183 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10184 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10185 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10186 --with-hsa-kmt-lib.
10187 * doc/invoke.texi (-Whsa): Document.
10188 (hsa-gen-debug-stores): Likewise.
10189 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10190 to invoke offload compiler for hsa acclerator.
10191 * opts.c (common_handle_option): Determine whether HSA offloading
10192 should be performed.
10193 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10194 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10195 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10196 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10197 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10198 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10199 GF_OMP_FOR_KIND_GRID_LOOP.
10200 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10201 (pp_gimple_stmt_1): Likewise.
10202 * gimple-walk.c (walk_gimple_stmt): Likewise.
10203 * gimple.c (gimple_build_omp_grid_body): New function.
10204 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10205 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10206 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10207 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10208 GF_OMP_TEAMS_GRID_PHONY.
10209 (gimple_statement_omp_single_layout): Updated comments.
10210 (gimple_build_omp_grid_body): New function.
10211 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10212 (gimple_omp_for_grid_phony): New function.
10213 (gimple_omp_for_set_grid_phony): Likewise.
10214 (gimple_omp_parallel_grid_phony): Likewise.
10215 (gimple_omp_parallel_set_grid_phony): Likewise.
10216 (gimple_omp_teams_grid_phony): Likewise.
10217 (gimple_omp_teams_set_grid_phony): Likewise.
10218 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10219 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10220 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10221 (BUILT_IN_GOMP_TARGET): Updated type.
10222 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10223 (adjust_for_condition): New function.
10224 (get_omp_for_step_from_incr): Likewise.
10225 (extract_omp_for_data): Moved parts to adjust_for_condition and
10226 get_omp_for_step_from_incr.
10227 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10228 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10229 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10230 (scan_omp_parallel): Do not create child functions for phony
10232 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10233 (scan_omp_1_op): Checking assert we are not remapping to
10234 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10235 (parallel_needs_hsa_kernel_p): New function.
10236 (expand_parallel_call): Register apprpriate parallel child
10237 functions as HSA kernels.
10238 (grid_launch_attributes_trees): New type.
10239 (grid_attr_trees): New variable.
10240 (grid_create_kernel_launch_attr_types): New function.
10241 (grid_insert_store_range_dim): Likewise.
10242 (grid_get_kernel_launch_attributes): Likewise.
10243 (get_target_argument_identifier_1): Likewise.
10244 (get_target_argument_identifier): Likewise.
10245 (get_target_argument_value): Likewise.
10246 (push_target_argument_according_to_value): Likewise.
10247 (get_target_arguments): Likewise.
10248 (expand_omp_target): Call get_target_arguments instead of looking
10249 up for teams and thread limit.
10250 (grid_expand_omp_for_loop): New function.
10251 (grid_arg_decl_map): New type.
10252 (grid_remap_kernel_arg_accesses): New function.
10253 (grid_expand_target_kernel_body): New function.
10254 (expand_omp): Call it.
10255 (lower_omp_for): Do not emit phony constructs.
10256 (lower_omp_taskreg): Do not emit phony constructs but create for them
10257 a temporary variable receiver_decl.
10258 (lower_omp_taskreg): Do not emit phony constructs.
10259 (lower_omp_teams): Likewise.
10260 (lower_omp_grid_body): New function.
10261 (lower_omp_1): Call it.
10262 (grid_reg_assignment_to_local_var_p): New function.
10263 (grid_seq_only_contains_local_assignments): Likewise.
10264 (grid_find_single_omp_among_assignments_1): Likewise.
10265 (grid_find_single_omp_among_assignments): Likewise.
10266 (grid_find_ungridifiable_statement): Likewise.
10267 (grid_target_follows_gridifiable_pattern): Likewise.
10268 (grid_remap_prebody_decls): Likewise.
10269 (grid_copy_leading_local_assignments): Likewise.
10270 (grid_process_kernel_body_copy): Likewise.
10271 (grid_attempt_target_gridification): Likewise.
10272 (grid_gridify_all_targets_stmt): Likewise.
10273 (grid_gridify_all_targets): Likewise.
10274 (execute_lower_omp): Call grid_gridify_all_targets.
10275 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10276 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10277 (tree_omp_clause): Added union field dimension.
10278 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10279 * tree.c (omp_clause_num_ops): Added number of arguments of
10280 OMP_CLAUSE__GRIDDIM_.
10281 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10282 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10283 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10284 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10285 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10286 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10287 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10288 * tree-pass.h (make_pass_gen_hsail): Declare.
10289 (make_pass_ipa_hsa): Likewise.
10290 * ipa-hsa.c: New file.
10291 * lto-section-in.c (lto_section_name): Add hsa section name.
10292 * lto-streamer.h (lto_section_type): Add hsa section.
10293 * timevar.def (TV_IPA_HSA): New.
10294 * hsa-brig-format.h: New file.
10295 * hsa-brig.c: New file.
10296 * hsa-dump.c: Likewise.
10297 * hsa-gen.c: Likewise.
10300 * toplev.c (compile_file): Call hsa_output_brig.
10301 * hsa-regalloc.c: New file.
10303 2016-01-18 Jeff Law <law@redhat.com>
10305 PR tree-optimization/69320
10306 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10307 ranged object, do nothing if the RHS constant is not [0..1].
10308 (optimize_stmt): Comparing a boolean ranged object against a
10309 constant outside [0..1] results in a compile-time constant.
10311 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10314 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10316 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10317 (Option Summary): Update to reflect new section and moved options.
10318 (C++ Dialect Options): Move -fstats to new section.
10319 (Debugging Options): Move all dump, statistics, and other GCC
10320 developer options to new section. Rewrite section introduction
10321 and re-order remaining options to put the more basic ones first.
10322 (Optimization Options): Move -fira-verbose and -flto-report* to
10324 (Developer Options): New section incorporating moved options.
10325 * doc/cppopts.texi (-dM): Update cross-reference.
10327 2016-01-18 Richard Henderson <rth@redhat.com>
10330 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10331 operands to pseudo only if CSE is expected. Split long immediate
10332 operands only after reload, and for the stack pointer.
10333 (*add<GPI>3_pluslong): Remove.
10334 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10335 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10336 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10337 (*add<GPI>3 peepholes): New.
10338 (*add<GPI>3 splitters): New.
10339 * config/aarch64/constraints.md (Upl): New.
10340 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10342 2016-01-18 Richard Biener <rguenther@suse.de>
10344 PR tree-optimization/69297
10345 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10347 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10349 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10351 PR middle-end/68542
10352 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10353 of mixind vector and scalar types.
10354 (fold_relational_const): Add handling of vector
10355 comparison with boolean result.
10356 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10357 comparison of vector operands with boolean result for EQ/NE only.
10358 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10359 (verify_gimple_cond): Likewise.
10360 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10363 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10365 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10368 2016-01-18 Richard Biener <rguenther@suse.de>
10370 PR middle-end/69308
10371 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10373 2016-01-18 Tom de Vries <tom@codesourcery.com>
10375 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10377 2016-01-18 Tom de Vries <tom@codesourcery.com>
10379 * omp-low.c (set_oacc_fn_attrib): Make extern.
10380 * omp-low.h (set_oacc_fn_attrib): Declare.
10381 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10382 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10383 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10384 Add and handle function parameter oacc_kernels_p.
10385 (find_reduc_addr, get_omp_data_i_param): New function.
10386 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10387 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10388 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10389 Calculate dominance info. Skip loops that are not in a kernels region
10390 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10391 (pass_parallelize_loops::execute): Call parallelize_loops with
10392 oacc_kernels_p argument.
10393 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10394 New member function.
10395 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10396 * passes.def: Add argument to pass_parallelize_loops instantation.
10398 2016-01-18 Tom de Vries <tom@codesourcery.com>
10400 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10401 pass_parallelize_loops to be run outside the loop pipeline.
10403 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10405 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10406 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10408 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10411 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10412 using get_ref_base_and_extent.
10413 (equal_mem_array_ref_p): New.
10414 (hashable_expr_equal_p): Add call to previous.
10416 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10419 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10420 (sra_initialize): Allocate disqualified_constants.
10421 (sra_deinitialize): Free disqualified_constants.
10422 (disqualify_candidate): Update disqualified_constants when appropriate.
10423 (create_access): Scan for constant-pool entries as we go along.
10424 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10425 (maybe_add_sra_candidate): Allow constant-pool entries.
10426 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10427 (initialize_constant_pool_replacements): New.
10428 (sra_modify_assign): Avoid mangling assignments created by previous,
10429 and don't generate writes into constant pool.
10430 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10432 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10434 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10435 andnot instruction.
10436 (scalar_chain::convert_op): Likewise.
10437 * config/i386/i386.md (*andndi3_doubleword): New.
10439 2016-01-18 Richard Biener <rguenther@suse.de>
10441 PR tree-optimization/69170
10442 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10443 building a vector from scalar results of a pattern stmt.
10445 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10447 * haifa-sched.c (autopref_multipass_init): Work around
10448 -Wmaybe-uninitialized warning.
10450 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10452 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10453 against the constant 0.
10455 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10457 PR tree-optimization/68799
10458 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10459 look up phi candidates in the statement-candidate map.
10460 (phi_add_costs): Likewise.
10461 (record_phi_increments): Likewise.
10462 (phi_incr_cost): Likewise.
10463 (ncd_with_phi): Likewise.
10464 (all_phi_incrs_profitable): Likewise.
10466 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10468 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10469 -Wmaybe-uninitialized warning.
10471 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10473 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10474 (Option Summary): Update to reflect new section and moved options.
10475 (C++ Dialect Options): Move -fvtable-verify and related options.
10476 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10477 and profiling-related options.
10478 (Optimization Options): Move profile generation options and
10479 -fstack-protector and related options.
10480 (Instrumentation Options): New section incorporating moved options.
10481 (Code Generation Options): Move -finstrument-functions and
10482 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10484 2016-01-16 Tom de Vries <tom@codesourcery.com>
10486 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10488 2016-01-16 Tom de Vries <tom@codesourcery.com>
10490 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10492 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10494 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10495 that checks whether the table is already empty. Rename the
10496 original implementation to...
10497 (hash_table::empty_slot): ...this new private function.
10499 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10501 PR diagnostic/68899
10502 * diagnostic-show-locus.c (layout::print_source_line): Move x
10503 offset of line until after call to
10504 get_line_width_without_trailing_whitespace.
10506 2016-01-15 Jeff Law <law@redhat.com>
10508 PR tree-optimization/69270
10509 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10510 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10511 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10512 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10513 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10514 ssa_name_has_boolean_range and constant_boolean_node.
10516 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10518 PR rtl-optimization/69030
10519 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10521 (spill_pseudos): Delete debug insn for dead pseudo.
10522 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10524 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10526 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10528 (TYPES_UNOPUS): Likewise.
10529 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10530 builtin type, from UNOP to UNOPUS.
10531 (lbtruncuv4sf): Likewise.
10532 (lbtruncuv2df): Likewise.
10533 (lrounduv2sf): Likewise.
10534 (lrounduv4sf): Likewise.
10535 (lrounduv2df): Likewise.
10536 (lroundusf): Likewise.
10537 (lroundusf): Likewise.
10538 (lceiluv2sf): Likewise.
10539 (lceiluv4sf): Likewise.
10540 (lceiluv2df): Likewise.
10541 (lceilusf): Likewise.
10542 (lceiludf): Likewise.
10543 (lflooruv2sf): Likewise.
10544 (lflooruv4sf): Likewise.
10545 (lflooruv2df): Likewise.
10546 (lfloorusf): Likewise.
10547 (lfloorudf): Likewise.
10548 (lfrintnuv2sf): Likewise.
10549 (lfrintnuv4sf): Likewise.
10550 (lfrintnuv2df): Likewise.
10551 (lfrintnusf): Likewise.
10552 (lfrintnudf): Likewise.
10553 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10555 (vcvtq_u32_f32): Likewise.
10556 (vcvtq_u64_f64): Likewise.
10557 (vcvta_u32_f32): Likewise.
10558 (vcvtaq_u32_f32): Likewise.
10559 (vcvtaq_u64_f64): Likewise.
10560 (vcvtm_u32_f32): Likewise.
10561 (vcvtmq_u32_f32): Likewise.
10562 (vcvtmq_u64_f64): Likewise.
10563 (vcvtn_u32_f32): Likwise.
10564 (vcvtnq_u32_f32): Likewise.
10565 (vcvtnq_u64_f64): Likewise.
10566 (vcvtp_u32_f32): Likewise.
10567 (vcvtpq_u32_f32): Likewise.
10568 (vcvtpq_u64_f64): Likewise.
10569 (vcvtmd_u64_f64): Likewise.
10570 (vcvtms_u32_f32): Likewise.
10571 (vcvtad_u64_f64): Likewise.
10572 (vcvtas_u32_f32): Likewise.
10573 (vcvtnd_u64_f64): Likewise.
10574 (vcvtns_u32_f32): Likewise.
10575 (vcvtpd_u64_f64): Likewise.
10576 (vcvtps_u32_f32): Likewise.
10578 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10580 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10581 CSEL of zero_extended registers.
10583 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10585 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10586 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10588 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10590 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10591 false when argument string is not found in the attributes table
10594 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10597 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10598 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10599 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10600 precision estimate.
10602 2016-01-15 Richard Biener <rguenther@suse.de>
10604 PR tree-optimization/66856
10605 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10606 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10607 (vect_create_new_slp_node): Increment stmt reference count.
10608 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10609 an SLP tree before swapping operands.
10610 (vect_build_slp_tree): Likewise.
10611 (destroy_bb_vec_info): Free stmt info after SLP instances.
10612 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10613 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10614 (STMT_VINFO_NUM_SLP_USES): New macro.
10616 2016-01-15 Richard Biener <rguenther@suse.de>
10619 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10620 (add_linkage_name): ... here.
10621 (gen_typedef_die): Use add_linkage_name_raw instead of
10622 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10625 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10627 * gimplify.c (oacc_default_clause): Decode reference and pointer
10628 types for both kernels and parallel regions.
10630 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10632 PR middle-end/69246
10633 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10635 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10637 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10638 (convert_scalars_to_vector): Likewise.
10640 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10642 * doc/extend.texi (Type Traits): Fix grammar.
10644 2016-01-15 Martin Jambor <mjambor@suse.cz>
10646 * tree-inline.c (remap_decl): Use existing dclarations if
10647 remapping a type and prevent_decl_creation_for_types.
10648 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10649 decls first. Do real remapping with
10650 prevent_decl_creation_for_types set.
10651 * tree-inline.h (copy_body_data): New field
10652 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10655 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10657 * config/s390/s390.opt (mmvcle): More verbose help text.
10659 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10661 * config/s390/s390.opt: Add period to -mzvector option text.
10663 2016-01-15 Richard Biener <rguenther@suse.de>
10665 PR tree-optimization/68961
10666 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10667 of invariants in stores again.
10669 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10671 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10673 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10675 * config/i386/i386.c (ix86_expand_branch): Don't split
10676 DI mode xor instruction to SI mode.
10678 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10681 * ipa-icf.c (sem_function::merge): Virtual functions may become
10682 reachable even if they address is not taken and there are no
10685 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10687 * lto-streamer-out.c (subtract_estimated_size): New function.
10688 (get_symbol_initial_value): Use it.
10690 2016-01-15 Christian Bruel <christian.bruel@st.com>
10693 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10694 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10695 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10696 use add_builtin_function_ext_scope instead of add_builtin_function.
10697 (neon_set_p, neon_crypto_set_p): Remove.
10698 (arm_init_builtins): Always call arm_init_neon_builtins and
10699 arm_init_crypto_builtins.
10700 (arm_expand_builtin): Check that builtins are allowed for the arch.
10701 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10702 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10703 arm_init_neon_builtins call.
10705 2016-01-15 Richard Biener <rguenther@suse.de>
10707 PR tree-optimization/69117
10708 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10709 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10710 of the leader conservatively.
10711 (free_scc_vn): Restore original SSA name infos.
10713 2016-01-14 Jeff Law <law@redhat.com>
10715 PR tree-optimization/69270
10716 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10717 single bit of precision, verify it's also unsigned.
10718 (record_edge_info): Use constant_boolean_node rather than fold_convert
10719 to convert boolean_true/boolean_false to the right type.
10721 2016-01-14 Richard Henderson <rth@redhat.com>
10724 * loop-doloop.c (record_reg_sets): New.
10725 (doloop_optimize): Reject the transform if the sequence
10726 clobbers registers live at the end of the loop block.
10727 (doloop_optimize_loops): Enable df_live if needed.
10729 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10731 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10732 * gcc/config/rs6000/rs6000.c: Likewise.
10733 * gcc/config/rs6000/rs6000.h: Likewise.
10734 * gcc/config/rs6000/rs6000.md: Likewise.
10735 * gcc/doc/extend.texi: Likewsie.
10737 2016-01-14 Jeff Law <law@redhat.com>
10739 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10742 2016-01-14 Richard Henderson <rth@redhat.com>
10746 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10747 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10748 instead of builtin_decl_declared_p to test for declaration.
10750 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10752 * doc/loop.texi (Loop Analysis and Representation): Document
10753 loop_depth function.
10755 2016-01-14 Tom de Vries <tom@codesourcery.com>
10757 PR tree-optimization/68773
10758 * omp-low.c (expand_omp_target): Don't set force_output.
10759 * varpool.c (varpool_node::get_create): Same.
10760 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10761 offload_funcs with force_output.
10763 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10766 * lra-eliminations.c (move_plus_up): Don't change anything if either
10767 the outer or inner subreg mode is not MODE_INT.
10768 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10769 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10771 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10773 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10774 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10775 reduc_uplus_@var{m}): Remove.
10776 * expr.c (expand_expr_real_2): Remove expansion path for
10777 reduc_[us](min|max|plus) optabs.
10778 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10779 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10780 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10781 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10782 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10783 reduc_[us](min|max|plus) optabs.
10785 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10787 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10788 (reduc_plus_scal_v2sf): New.
10789 (reduc_smax_v2sf): Rename to...
10790 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10791 (reduc_smin_v2sf): Rename to...
10792 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10794 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10796 * alias.c (compare_base_symbol_refs): New function.
10797 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10800 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10802 PR middle-end/68146
10803 PR tree-optimization/69155
10804 * tree-complex.c: Include cfganal.h.
10805 (phis_to_revisit): New variable.
10806 (extract_component): Add phiarg_p argument. Assert that returned
10807 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10808 (update_phi_components): Partly rewrite to use loop over real/imag
10809 components instead of code duplication. If extract_component returns
10810 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10811 create_tmp_reg into the PHI node instead, and mention the phi triplet
10812 in phis_to_revisit.
10813 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10814 in phis_to_revisit at the end.
10816 2016-01-14 Richard Biener <rguenther@suse.de>
10818 PR tree-optimization/68060
10819 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10820 outer loop reduction is only used in the inner loop before
10821 detecting a double reduction.
10823 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10826 * combine.c (expand_field_assignment): Punt if compute_mode is
10827 unsupported scalar mode.
10829 2016-01-14 Richard Biener <rguenther@suse.de>
10831 PR tree-optimization/66856
10832 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10833 SLP node only if it built successfully.
10834 (vect_analyze_slp_instance): Adjust.
10836 2016-01-14 Jeff Law <law@redhat.com>
10838 PR tree-optimization/69270
10839 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10840 (record_edge_info): Use it. Convert boolean_{true,false}_node
10841 to the type of op0.
10843 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10846 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10847 use block_ultimate_origin
10848 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10850 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10852 * doc/invoke.texi (Submodel Options): Rename section to
10853 "Machine-Dependent Options" to better reflect its content.
10854 Rewrite introductory text to remove archaic CPU names.
10857 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10859 * doc/invoke.texi (Code Gen Options): Move section up in file,
10860 before target-specific options. Update menu and option summary
10861 to reflect the new section ordering.
10863 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10865 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10866 (C++ Dialect Options): Add cross-reference to -std option.
10867 * doc/standards.texi (C++ Language): Document C++14 support.
10869 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10871 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10872 for pack/unpack functions for __ibm128.
10873 (PACK_IF): Likewise.
10874 (UNPACK_IF): Likewise.
10876 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10877 support for __ibm128 pack/unpack functions.
10878 (rs6000_invalid_builtin): Likewise.
10879 (rs6000_init_builtins): Likewise.
10880 (rs6000_opt_masks): Likewise.
10882 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10883 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10885 (RS6000_BTM_COMMON): Likewise.
10887 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10888 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10889 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10890 128-bit floating point. Add support for the double values to be
10891 in Altivec registers for TF/IF packing and unpacking, but restrict
10892 TD packing sub-fields to be FPR registers. Don't allow overlapped
10893 register support for packing. Allow pack inputs to be memory
10894 locations. Don't build generator functions for unpack<mode>_dm
10895 and unpack<mode>_nodm.
10896 (unpack<mode>_dm): Likewise.
10897 (unpack<mode>_nodm): Likewise.
10898 (pack<mode>): Likewise.
10900 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10901 built-in functions to pack/unpack explicit __ibm128 values.
10902 (__builtin_unpack_ibm128): Likewise.
10904 * doc/extend.texi (PowerPC Built-in Functions): Document
10905 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10907 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10910 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10911 Add new arg loc and pass it down as context.
10912 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10913 to the location to use for the warning.
10914 (check_function_arguments): New arg loc. All callers changed. Pass
10915 it to check_function_nonnull.
10916 * c-common.h (check_function_arguments): Adjust declaration.
10918 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10920 PR tree-optimization/69156
10921 * gimple.c (validate_type): Removed.
10922 (gimple_builtin_call_types_compatible_p): Use
10923 useless_type_conversion_p instead of validate_type.
10924 * value-prof.c (gimple_stringop_fixed_value): Fold
10925 icall_size to correct type.
10927 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10929 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10932 2016-01-13 Richard Henderson <rth@redhat.com>
10935 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10936 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10937 (ix86_builtin_tm_store): Remove.
10938 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10939 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10940 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10941 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10942 * doc/tm.texi: Rebuild.
10944 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10945 (BUILT_IN_TM_MEMCPY_RTWN): New.
10946 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10947 fallback from vector to integer helpers.
10948 (build_tm_load): Handle vector types directly, instead of
10950 (build_tm_store): Likewise.
10951 (expand_assign_tm): Prepare for register types not handled by
10952 the above. Copy them to memory and use memcpy.
10953 * tree.c (tm_define_builtin): New.
10954 (find_tm_vector_type): New.
10955 (build_tm_vector_builtins): New.
10956 (build_common_builtin_nodes): Call it.
10958 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10960 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10961 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10963 2016-01-13 Tom de Vries <tom@codesourcery.com>
10965 PR tree-optimization/69169
10966 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10967 handled_struct_type param.
10968 (create_variable_info_for, intra_create_variable_infos): Call
10969 create_variable_info_for_1 with extra arg.
10971 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10973 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10974 and "armv8.1-a+crc" entries.
10976 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10979 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10980 Change first operand predicate from register_or_constm1_operand
10981 to register_operand.
10982 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10983 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
10984 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
10985 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
10986 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
10987 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
10988 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
10989 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
10990 comparison with constm1_rtx from vec_prefetch_gen part.
10992 2016-01-13 Richard Biener <rguenther@suse.de>
10994 PR tree-optimization/69013
10995 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
10996 Exchange assert for a test.
10998 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11001 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11003 2016-01-13 Richard Biener <rguenther@suse.de>
11005 PR tree-optimization/69242
11006 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11007 assert with a check.
11009 2016-01-13 Richard Biener <rguenther@suse.de>
11011 PR tree-optimization/69186
11012 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11013 Properly guard vect_update_misalignment_for_peel call.
11015 2016-01-12 Jeff Law <law@redhat.com>
11017 PR tree-optimization/pr67755
11018 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11019 "need_profile_correction".
11020 (thread_block_1): Initialize new field to false by default. If we
11021 have multiple thread paths through a common joiner to different
11022 final targets, then set new field to true.
11023 (compute_path_counts): Only do count adjustment when it's really
11026 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11028 * doc/invoke.texi (Spec Files): Move section down in file, past
11029 all command-line option descriptions.
11031 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11033 PR middle-end/54809
11034 * doc/gty.texi: Remove documentation of mark_hook.
11035 * gengtype.c (struct write_types_data): Remove code to support
11036 mark_hook attribute.
11037 (walk_type): Likewise.
11038 (write_func_for_structure): Likewise.
11040 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11042 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11043 Directory Options, and -specs= to Overall Options.
11044 (Overall Options): Adjust similarly. Reorder to group related
11045 options together. Make -specs= cross-reference the spec file details.
11046 (Directory Options): Adjust similarly.
11048 2016-01-12 Jeff Law <law@redhat.com>
11050 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11052 2016-01-12 Olivier Hainque <hainque@adacore.com>
11054 * gcc.c (spec_undefvar_allowed): New global.
11055 (process_command): Set to true when running for --version or --help,
11057 (getenv_spec_function): When the variable is not defined, use the
11058 variable name as the variable value if we're allowed not to issue
11061 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11063 PR tree-optimization/68911
11064 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11065 information computed for expression "init + nit * step".
11067 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11069 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11070 about name of GCC executable. Remove deleted node from menu.
11071 (Directory Options) <-B>: Remove cross-reference to deleted node.
11072 (Target Options): Delete section.
11074 2016-01-12 Christian Bruel <christian.bruel@st.com>
11077 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11078 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11080 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11083 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11084 aligned_mem is properly set for AVX512-VL floating point masked
11088 * ifcvt.c (cond_exec_process_if_block): When removing the last
11089 insn from then_bb, remove also any possible barriers that follow it.
11091 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11095 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11096 (PTRDIFF_TYPE): Likewise.
11097 (WCHAR_TYPE): Likewise.
11098 (WCHAR_TYPE_SIZE): Likewise.
11099 (STDINT_LONG32): Likewise.
11101 2016-01-12 Richard Biener <rguenther@suse.de>
11103 PR tree-optimization/69053
11104 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11105 convert initial value for cond reductions.
11107 2016-01-12 Richard Biener <rguenther@suse.de>
11109 PR tree-optimization/69007
11110 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11111 widen_sum after dot_prod and sad.
11113 2016-01-12 Richard Biener <rguenther@suse.de>
11115 PR tree-optimization/69168
11116 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11117 pattern stmt SLP type.
11118 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11119 end up unused so cope with that case.
11121 2016-01-12 Richard Biener <rguenther@suse.de>
11123 PR tree-optimization/69157
11124 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11125 stmts def type only during analyze phase.
11126 (vectorizable_call): Likewise.
11127 (vectorizable_simd_clone_call): Likewise.
11128 (vectorizable_conversion): Likewise.
11129 (vectorizable_assignment): Likewise.
11130 (vectorizable_shift): Likewise.
11131 (vectorizable_operation): Likewise.
11132 (vectorizable_store): Likewise.
11133 (vectorizable_load): Likewise.
11135 2016-01-12 Richard Biener <rguenther@suse.de>
11137 PR tree-optimization/69174
11138 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11140 (vectorizable_load): Properly compute the number of loads needed
11141 for permuted strided SLP loads and do not spuriously assign
11142 to SLP_TREE_VEC_STMTS.
11144 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11146 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11147 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11148 (MD_EXEC_PREFIX): Remove.
11149 (MD_STARTFILE_PREFIX) Removee.
11150 (FILE_NAME_ABSOLUTE_P): Remove.
11151 (CPP_SPEC): Do not read macros from sys/version.h.
11152 (LINK_COMMAND_SPEC): Remove.
11153 (LOCAL_INCLUDE_DIR): Remove.
11154 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11155 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11156 (POST_LINK_SPEC): Define to invoke stubify after linker
11157 (LIBSTDCXX): Remove define
11158 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11159 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11160 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11161 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11162 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11163 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11164 (i386_djgpp_asm_named_section): Add propotype of new procedure
11166 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11167 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11168 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11169 in config/i386/djgpp.h).
11170 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11171 STANDARD_STARTFILE_PREFIX_1.
11172 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11173 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11174 installation errors.
11175 (MAX_OFILE_ALIGNMENT): Define to 128.
11176 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11178 * config/i386/djgpp.c: New file. Add implementation of
11179 i386_djgpp_asm_named_section.
11181 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11183 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11184 Add rule for building djgpp.o.
11186 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11188 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11189 (rtx_is_swappable_p): Reductions are swappable.
11190 (insn_is_swappable_p): V2DF reductions are swappable.
11192 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11194 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11195 reloads for other unsupported memory operands.
11197 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11198 Jim Wilson <jim.wilson@linaro.org>
11201 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11202 copy_to_mode_reg instead of force_reg.
11204 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11207 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11208 TARGET_80387 is true.
11210 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11213 * lra-eliminations.c (move_plus_up): Only move plus up
11214 if subreg of the constant can be simplified into constant
11215 and use the simplified subreg of the constant instead of
11216 the original constant.
11218 * fold-const.c (fold_convertible_p): Don't return true
11219 for conversion of VECTOR_TYPE to same sized integral type.
11220 (fold_convert_loc): Fix up formatting. Fold conversion of
11221 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11222 instead of NOP_EXPR.
11224 PR tree-optimization/69214
11225 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11226 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11229 PR tree-optimization/69207
11230 * tree-vect-slp.c (vect_get_constant_vectors): For
11231 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11232 fold_convertible_p to vector_type's element type, and always
11233 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11235 2016-01-11 Richard Biener <rguenther@suse.de>
11237 PR tree-optimization/69173
11238 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11239 fixup the cycle if all stmts are in a pattern.
11241 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11243 PR middle-end/68999
11244 * alias.c (base_alias_check): Move check for addresses with
11245 alignment ANDs before the call for compare_base_decls.
11246 (memrefs_conflict_p): Return -1 for different decls
11247 that went through alignment adjustments.
11249 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11251 PR rtl-optimization/68796
11252 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11253 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11254 and QImode comparisons against zero with CC_NZmode.
11255 * config/aarch64/iterators.md (short_mask): New mode_attr.
11257 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11259 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11260 (<avx512>_store<mode>_mask): Likewise.
11262 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11263 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11265 PR rtl-optimization/68841
11266 * ifcvt.c (struct noce_if_info): Add orig_x field.
11267 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11268 Don't record conflicts on to_rename if it's present.
11269 Allow memory destinations in sets.
11270 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11271 blocks, passing orig_x to the checks.
11272 (noce_process_if_block): Set if_info->orig_x appropriately.
11274 2016-01-11 Tom de Vries <tom@codesourcery.com>
11276 PR tree-optimization/69069
11277 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11279 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11281 PR rtl-optimization/68920
11282 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11283 of conditional moves for RTL if-conversion to 1 for
11284 TARGET_ONE_IF_CONV_INSN.
11285 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11286 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11287 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11288 parameter to restirct number of conditional moves for
11290 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11291 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11294 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11297 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11298 onepart vars. Fix typo in comment. Fix reversed condition in
11300 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11303 * var-tracking.c (dump_onepart_variable_differences): New.
11304 (dataflow_set_different): If a detailed dump is requested,
11305 delay early returns and dump differences between onepart
11306 variables present before and after, and added variables.
11308 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11311 * expr.c (expand_expr_real_1): For boolean vector constants
11312 with a scalar mode use const_scalar_mask_from_tree.
11313 (const_scalar_mask_from_tree): New.
11314 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11315 assigned to a mask type to handle constants.
11317 2016-01-11 Martin Jambor <mjambor@suse.cz>
11320 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11321 useless parameters if we cannot change function signature.
11323 2016-01-11 Martin Jambor <mjambor@suse.cz>
11326 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11329 2016-01-11 Tom de Vries <tom@codesourcery.com>
11331 PR tree-optimization/69109
11332 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11335 2016-01-11 Tom de Vries <tom@codesourcery.com>
11337 PR tree-optimization/69108
11338 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11339 res is not used in a phi.
11341 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11344 * common.opt (frandom-seed): Fix parameter name.
11345 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11347 2016-01-11 Tom de Vries <tom@codesourcery.com>
11349 PR tree-optimization/69058
11350 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11353 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11355 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11356 (mcode-density): Likewise.
11358 2016-01-10 Tom de Vries <tom@codesourcery.com>
11360 PR tree-optimization/69062
11361 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11362 (parallelize_loops): Don't paralelize loop that has phi with address
11365 2016-01-10 Tom de Vries <tom@codesourcery.com>
11367 PR tree-optimization/69039
11368 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11371 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11373 PR middle-end/68743
11374 * match.pd: Require target has function_c99_misc before doing
11375 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11377 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11379 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11381 * configure: Regenerate.
11383 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11385 PR middle-end/50865
11386 PR tree-optimization/69097
11387 * fold-const.h (expr_not_equal_to): New prototype.
11388 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11389 (expr_not_equal_to): New function.
11390 * match.pd (X % -Y is the same as X % Y): Don't optimize
11391 unless X is known not to be equal to minimum or Y is known
11392 not to be equal to -1.
11393 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11394 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11395 (simplify_stmt_using_ranges): Adjust caller.
11396 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11397 substitute_and_fold.
11399 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11401 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11404 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11406 PR tree-optimization/69167
11407 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11408 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11410 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11412 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11413 Richard Biener <rguenther@suse.de>
11415 PR tree-optimization/68707
11416 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11417 instances that can be handled via vect_load_lanes.
11419 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11421 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11422 if we can't determine address equivalence.
11423 * alias.c (compare_base_decl): Update for changed return value of
11424 symtab_node::equal_address_to.
11426 2016-01-08 Jason Merrill <jason@redhat.com>
11430 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11431 * expr.c (store_field): Not here.
11432 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11433 call with TREE_ADDRESSABLE type.
11434 * tree-cfg.c (verify_gimple_call): Adjust.
11436 2016-01-08 Olivier Hainque <hainque@adacore.com>
11438 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11441 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11443 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11444 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11445 (reduc_smin_v2sf): Rename to...
11446 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11447 (reduc_splus_v2sf): Rename to...
11448 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11450 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11452 PR tree-optimization/69162
11453 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11454 valist argument in another argument.
11455 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11456 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11457 to determine the va_list type, build a MEM_REF instead of
11458 build_fold_indirect_ref.
11460 PR tree-optimization/69172
11461 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11464 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11466 PR tree-optimization/67781
11467 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11468 and cmpnop in two steps: first the ones not accessed in original
11469 gimple expression in a endian independent way and then the ones not
11470 accessed in the final result in an endian-specific way.
11472 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11474 PR tree-optimization/69083
11475 * tree-vect-slp.c (vect_get_constant_vectors): For
11476 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11477 element type. If op is fold_convertible_p to vector_type's element
11478 type, use NOP_EXPR instead of VCE.
11480 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11482 PR rtl-optimization/67778
11483 PR rtl-optimization/68634
11484 PR rtl-optimization/68909
11485 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11486 block from the stack until done with it. Remove a superfluous
11487 bitmap set. Remove a superfluous bitmap test.
11489 2016-01-07 Martin Sebor <msebor@redhat.com>
11492 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11493 constraint on the type of arguments.
11495 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11497 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11498 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11499 unaligned_access on the gcc_options set.
11500 * config/arm/arm.c (arm_option_override_internal): Use
11501 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11503 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11506 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11507 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11509 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11512 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11515 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11516 depending on frame_pointer_needed before remaining integer and SSE
11517 registers are saved.
11519 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11522 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11524 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11527 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11528 Use the "xBm" constraint.
11529 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11531 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11532 (sse_cvtsi2ssq<round_name>): Likewise.
11533 (sse_cvtss2si<round_name>): Likewise.
11534 (sse_cvtss2siq<round_name>): Likewise.
11535 (sse2_cvtsi2sdq<round_name>): Likewise.
11536 (sse2_cvtsd2si<round_name>): Likewise.
11537 (sse2_cvtsd2siq<round_name>): Likewise.
11538 * config/i386/subst.md (round_nimm_scalar_predicate): New
11541 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11543 PR middle-end/67639
11544 * varasm.c (make_decl_rtl): Mark invalid register vars as
11547 PR rtl-optimization/66206
11548 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11549 All callers changed.
11551 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11553 PR tree-optimization/69141
11554 * tree-ssa-pre.c: Include langhooks.h.
11555 (eliminate_dom_walker::before_dom_children): Use
11556 lang_hooks.decl_printable_name instead of
11557 cgraph_node::get ()->name ().
11559 PR middle-end/68960
11560 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11561 it and DECL_ALIGN too.
11563 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11565 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11567 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11570 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11571 depending on frame_pointer_needed before remaining integer and SSE
11572 registers are saved.
11574 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11576 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11577 mode iterator with VSX_M2.
11578 (*p9_vecstore_<mode>): Likewise.
11579 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11580 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11581 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11582 (define_split for VSX_LE128 stores): Likewise.
11583 (define_peephole2 for TImode LE swaps): Likewise.
11584 (define_split for VSX_LE128 post-reload stores): Likewise.
11586 2016-01-06 Marek Polacek <polacek@redhat.com>
11589 * convert.c (convert_to_integer_1): Adjust call to
11590 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11591 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11592 EXPR instead of ARG.
11593 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11595 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11598 * doc/extend.texi (RL78 Variable Attributes): New section.
11600 2016-01-05 Marek Polacek <polacek@redhat.com>
11603 * builtins.c (get_memmodel): Use expansion point location rather than
11604 the input location. Call warning_at rather than warning.
11605 (expand_builtin_atomic_compare_exchange): Likewise.
11606 (expand_builtin_atomic_load): Likewise.
11607 (expand_builtin_atomic_store): Likewise.
11608 (expand_builtin_atomic_clear): Likewise.
11610 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11613 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11614 Replace nonimmediate_operand with vector_operand.
11615 * config/i386/predicates.md (vector_operand): New predicate.
11616 (general_vector_operand): Replace nonimmediate_operand with
11618 * config/i386/sse.md: Replace nonimmediate_operand with
11619 vector_operand and m constraint with Bm constraint on SSE
11620 patterns with 16-byte memory operand.
11621 * config/i386/subst.md (round_nimm_predicate): Replace
11622 nonimmediate_operand with vector_operand.
11623 (round_saeonly_nimm_predicate): Likewise.
11624 (round_saeonly_nimm_scalar_predicate): New.
11626 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11629 * config/i386/constraints.md (Bm): New constraint.
11630 * config/i386/predicates.md (vector_memory_operand): New
11632 * config/i386/sse.md: Replace xm with xBm in plusminus and
11633 any_logic patterns.
11635 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11638 * doc/extend.texi (V850 Function Attributes): New section.
11639 (V850 Variable Attributes): New section.
11641 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11644 * doc/extend.texi (MicroBlaze Function Attributes): Document
11645 interrupt_handler and fast_interrupt attributes.
11647 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11650 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11651 for local symbolic operands.
11652 * config/ia64/predicates.md (local_symbolic_operand64): New
11655 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11657 PR rtl-optimization/68651
11658 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11661 2016-01-05 Nathan Sidwell <nathan@acm.org>
11663 * alias.c (compare_base_decls): Use symtab_node::get.
11665 2016-01-05 Nick Clifton <nickc@redhat.com>
11668 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11669 secondary_reload_info structure.
11672 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11673 decls if weak support is available.
11675 2016-01-04 Martin Sebor <msebor@redhat.com>
11677 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11679 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11681 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11682 OPTION_MASK_P9_DFORM.
11684 * config/rs6000/constraints.md (wo constraint): New constraint for
11687 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11689 (rs6000_init_hard_regno_mode_ok): Likewise.
11691 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11694 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11695 expanders not to have constraints. Add support for ISA 3.0 xxperm
11696 instruction. Add support for fusing xxlor with xxperm.
11697 (altivec_vperm_<mode>_internal): Likewise.
11698 (altivec_vperm_v8hiv16qi): Likewise.
11699 (altivec_vperm_<mode>v16q): Likewise.
11700 (altivec_vperm_<mode>_uns): Likewise.
11701 (vperm_v8hiv4si): Likewise.
11702 (vperm_v16qiv8hi): Likewise.
11704 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11706 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11708 Update copyright years.
11710 * gcc.c (process_command): Update copyright notice dates.
11711 * gcov-dump.c (print_version): Ditto.
11712 * gcov.c (print_version): Ditto.
11713 * gcov-tool.c (print_version): Ditto.
11714 * gengtype.c (create_file): Ditto.
11715 * doc/cpp.texi: Bump @copying's copyright year.
11716 * doc/cppinternals.texi: Ditto.
11717 * doc/gcc.texi: Ditto.
11718 * doc/gccint.texi: Ditto.
11719 * doc/gcov.texi: Ditto.
11720 * doc/install.texi: Ditto.
11721 * doc/invoke.texi: Ditto.
11723 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11725 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11726 modes larger than TImode as TImode if NEON is not enabled.
11728 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11731 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11732 mode for %f0-%f31 only if TARGET_FPU.
11734 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11737 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11738 to compute the PACKED_P predicate.
11739 (function_arg_record_value): Minor tweaks.
11741 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11743 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11744 option for arm*-*-* targets.
11746 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11748 * doc/extend.texi (Common Function Attributes): Move docs for
11749 MSP430-specific attributes to....
11750 (MSP430 Function Attributes): ...here. Delete the redundant
11751 entries and copy-edit the remaining text.
11752 (MSP430 Variable Attributes): Use uniform format for index
11753 entries and add a cross-reference to the corresponding function
11756 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11758 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11760 (x86 Options): Likewise.
11762 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11766 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11767 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11768 to corresponding attribute.
11770 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11772 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11773 to correct alphabetization of table. Copy-edit and correct
11775 <stack_protect>: Likewise.
11776 <target_clones>: Likewise.
11778 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11779 Correct punctuation.
11780 (Code Gen Options) <-fno-plt>: Copy-edit.
11782 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11785 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11786 SI values. Explicitly convert SI to DI and vice-versa.
11788 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11790 PR tree-optimization/69070
11791 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11792 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11795 * ubsan.c (ubsan_instrument_float_cast): Call
11796 initialize_sanitizer_builtins.
11799 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11801 Copyright (C) 2016 Free Software Foundation, Inc.
11803 Copying and distribution of this file, with or without modification,
11804 are permitted in any medium without royalty provided the copyright
11805 notice and this notice are preserved.