1 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
3 * configure.ac: Add ACX_NONCANONICAL_HOST.
4 * configure: Regenerate.
5 * Makefile.in: Set host_noncanonical.
7 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.md (*movtf_internal): Before register allocation,
11 do not allow FP constants for CM_MEDIUM memory model, allow only
12 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
13 (*movxf_internal): Ditto.
14 (*movdf_internal): Ditto.
15 (*movsf_internal): Ditto.
17 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
19 PR rtl-optimization/67483
20 * combine.c (make_compound_operation): Don't call extract_left_shift
21 with negative shift amounts.
23 2016-05-13 Jakub Jelinek <jakub@redhat.com>
26 * fold-const.c (fold_checksum_tree): Allow modification
27 of TYPE_ALIAS_SET during folding.
29 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
30 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
31 (ix86_split_to_parts): Likewise. Fix up formatting.
33 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
35 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
36 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
39 2016-05-13 Nathan Sidwell <nathan@acm.org>
41 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
42 (nvptx_name_replacement): Delete.
43 (write_fn_proto, write_fn_proto_from_insn,
44 nvptx_output_call_insn): Remove nvptx_name_replacement call.
45 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
46 * langhooks.c (add_builtin_funcction_common): Call
47 targetm.mangle_decl_assembler_name.
49 * config/nvptx/nvptx.c (write_fn_proto): Handle
50 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
52 2016-05-13 Martin Liska <mliska@suse.cz>
54 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
55 and PRIu64 in printf format.
57 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
59 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
62 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
64 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
65 Change --param max-completely-peeled-times to
66 --param max-completely-peel-times in dump file printing.
68 2016-05-13 Richard Biener <rguenther@suse.de>
70 PR tree-optimization/42587
71 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
72 (find_bswap_or_nop_1): Likewise.
73 (bswap_replace): Likewise.
75 2016-05-13 Martin Liska <mliska@suse.cz>
77 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
78 Initialize a variable with default value.
80 2016-05-13 Martin Liska <mliska@suse.cz>
82 * doc/invoke.texi: Enhance explanation of error recovery
85 2016-05-13 Martin Liska <mliska@suse.cz>
87 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
88 (struct cost_pair): Change inv_expr_id (int) to inv_expr
90 (struct iv_inv_expr_ent): Comment struct fields.
91 (sort_iv_inv_expr_ent): New function.
92 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
93 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
94 a hash_map between iv_inv_expr_ent and number of usages.
95 (niter_for_exit): Fix coding style.
96 (tree_ssa_iv_optimize_init): Use renamed variable.
97 (determine_base_object): Fix coding style.
99 (find_interesting_uses_outside): Likewise.
100 (add_candidate_1): Likewise.
101 (add_standard_iv_candidates): Likewise.
102 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
103 (prepare_decl_rtl): Fix coding style.
104 (get_address_cost): Likewise.
105 (get_shiftadd_cost): Likewise.
106 (force_expr_to_var_cost): Likewise.
107 (compare_aff_trees): Likewise.
108 (get_expr_id): Restructure the function.
109 (get_loop_invariant_expr_id): Renamed to
110 get_loop_invariant_expr.
111 (get_computation_cost_at): Replace usage of inv_expr_id with
113 (get_computation_cost): Likewise.
114 (determine_group_iv_cost_generic): Likewise.
115 (determine_group_iv_cost_address): Likewise.
116 (iv_period): Fix coding style.
117 (iv_elimination_compare_lt): Likewise.
118 (may_eliminate_iv): Likewise.
119 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
121 (determine_group_iv_costs): Dump invariant expressions.
122 (iv_ca_recount_cost): Use the newly added hash_map.
123 (iv_ca_set_remove_invariants): Fix coding style.
124 (iv_ca_set_add_invariants): Fix coding style.
125 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
127 (iv_ca_set_cp): Likewise.
128 (iv_ca_new): Initialize the newly added hash_map and remove
129 initialization of fields.
130 (iv_ca_free): Delete the hash_map.
131 (iv_ca_dump): Dump invariant expressions.
132 (iv_ca_extend): Fix coding style.
133 (try_add_cand_for): Likewise.
134 (create_new_ivs): Dump information about # of avg iterations and
135 # of used invariant expressions.
136 (rewrite_use_compare): Fix coding style.
137 (free_loop_data): Set default value for max_inv_expr_id.
139 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
141 * cse.c (rest_of_handle_cse): Use cleanup_cfg
142 returned value cse_cfg_altered computation.
143 (rest_of_handle_cse2): Likewise.
144 (rest_of_handle_cse_after_global_opts): Likewise.
146 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
149 * config/arm/arm.c (arm32_output_mi_thunk): New.
150 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
151 to split Thumb1 vs TARGET_32BIT functionality.
152 (arm_thumb1_mi_thunk): New.
154 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
156 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
159 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
162 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
164 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
166 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
167 (expand_builtin_trap): Emit a regular call.
168 (set_builtin_user_assembler_name): Remove obsolete cases.
169 * dse.c (scan_insn): Adjust.
170 * except.c: Include calls.h.
171 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
172 emit a regular call to setjmp.
173 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
174 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
175 (emit_block_move_via_libcall): Delete.
176 (block_move_fn): Delete.
177 (init_block_move_fn): Likewise.
178 (emit_block_move_libcall_fn): Likewise.
179 (emit_block_op_via_libcall): New function.
180 (set_storage_via_libcall): Tidy up and use memset builtin.
181 (block_clear_fn): Delete.
182 (init_block_clear_fn): Likewise.
183 (clear_storage_libcall_fn): Likewise.
184 (expand_assignment): Call emit_block_move_via_libcall.
185 Do not include gt-expr.h.
186 * expr.h (emit_block_op_via_libcall): Declare.
187 (emit_block_copy_via_libcall): New inline function.
188 (emit_block_move_via_libcall): Likewise.
189 (emit_block_comp_via_libcall): Likewise.
190 (block_clear_fn): Delete.
191 (init_block_move_fn): Likewise.
192 (init_block_clear_fn): Likewise.
193 (emit_block_move_via_libcall): Likewise.
194 (set_storage_via_libcall): Add default parameter value.
195 * libfuncs.h (enum libfunc_index): Remove obsolete values.
196 (abort_libfunc): Delete.
197 (memcpy_libfunc): Likewise.
198 (memmove_libfunc): Likewise.
199 (memcmp_libfunc): Likewise.
200 (memset_libfunc): Likewise.
201 (setbits_libfunc): Likewise.
202 (setjmp_libfunc): Likewise.
203 (longjmp_libfunc): Likewise.
204 (profile_function_entry_libfunc): Likewise.
205 (profile_function_exit_libfunc): Likewise.
206 (gcov_flush_libfunc): Likewise.
207 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
208 and DECL_VISIBILITY on the declaration.
209 (init_optabs): Do not initialize obsolete libfuncs.
210 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
211 * tree-core.h (ECF_RET1): Define.
212 (ECF_TM_PURE): Adjust.
213 (ECF_TM_BUILTIN): Likewise.
214 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
215 (build_common_builtin_nodes): Initialize abort builtin.
216 Add ECF_RET1 on memcpy, memmove and memset builtins.
217 Pass final flags for alloca and alloca_with_align builtins.
218 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
220 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
221 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
222 set_storage_via_libcall and call emit_block_copy_via_libcall.
224 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
226 * config/i386/i386.md (*call_got_x32): Change operand 0 to
227 DImode before it is passed to ix86_output_call_operand.
228 (*call_value_got_x32): Ditto for operand 1.
230 2016-05-12 Jiong Wang <jiong.wang@arm.com>
232 PR rtl-optimization/70904
233 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
234 reload for wide mode.
236 2016-05-12 Marek Polacek <polacek@redhat.com>
239 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
240 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
241 * langhooks.h (incomplete_type_error): Likewise.
242 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
243 parameter, pass it down to incomplete_type_error.
244 * tree.h (size_in_bytes): New inline overload.
245 (size_in_bytes_loc): Renamed from size_in_bytes.
247 2016-05-12 Richard Biener <rguenther@suse.de>
249 PR tree-optimization/71059
250 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
251 nary before looking up or entering the expression into the VN
253 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
254 Make sure to re-use NARYs without result as inserted by
257 2016-05-12 Richard Biener <rguenther@suse.de>
259 PR tree-optimization/71062
260 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
262 * tree-ssa-structalias.c (set_uids_in_ptset): Set
263 vars_contains_restrict if the var is a restrict tag.
264 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
265 do not disambiguate pointers against it.
266 (dump_points_to_solution): Re-structure and adjust for new
267 vars_contains_restrict flag.
268 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
270 2016-05-12 Martin Liska <mliska@suse.cz>
272 * doc/invoke.texi: Explain connection between
273 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
275 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
277 PR tree-optimization/71006
278 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
279 consider COND_EXPR as a mask producer.
281 2016-05-12 Marek Polacek <polacek@redhat.com>
284 * opts.c (common_handle_option): Detect missing argument for --help^.
286 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
289 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
290 when popping the PC and within an interrupt handler routine.
291 Add missing tab to output of "ldmfd".
292 (output_return_instruction): Output LDMFD with SP update rather
293 than POP when returning from interrupt handler.
295 2016-05-12 Jakub Jelinek <jakub@redhat.com>
297 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
298 TARGET_64BIT && TARGET_AVX512DQ.
299 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
300 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
301 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
302 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
303 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
304 (*vec_extractv4si_zext): Add avx512dq alternative.
305 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
306 use v instead of x constraint in other alternatives where possible.
308 * config/i386/sse.md (sse2_loadld): Use v instead of x
309 constraint in alternatives 0,1,4.
311 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
312 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
313 v constraints instead of x and <pinsr_evex_isa> isa attribute.
316 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
317 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
318 is not emitted unless TARGET_AVX512BW.
319 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
320 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
321 for the result operand.
323 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
324 constraint instead of x in avx alternatives. Use maybe_evex instead
327 * config/i386/constraints.md (Yv): New constraint.
328 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
329 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
330 * config/i386/i386.md (avx512fvecmode): New mode attr.
331 (*pushtf): Use v constraint instead of x.
332 (*movtf_internal): Likewise. For TARGET_AVX512VL and
333 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
334 (*absneg<mode>2): Use Yv constraint instead of x constraint.
335 (*absnegtf2_sse): Likewise.
336 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
337 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
338 avx512f alternatives.
339 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
341 2016-05-12 Richard Biener <rguenther@suse.de>
343 PR tree-optimization/71060
344 * tree-data-ref.c (initialize_data_dependence_relation): Do not
345 require exact match of DR_BASE_OBJECT but only matching address and
348 2016-05-12 Richard Biener <rguenther@suse.de>
350 PR tree-optimization/70986
351 * cfganal.c: Include cfgloop.h.
352 (dfs_find_deadend): Prefer to take edges exiting loops.
354 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
356 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
357 compile and run time.
359 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
362 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
364 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
366 * config/i386/i386.c (legitimize_pic_address): Use
367 copy_to_suggested_reg instead of gen_movsi.
369 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
371 * config/rs6000/predicates.md (quad_memory_operand): Move most of
372 the code into quad_address_p and call it to share code with
373 vsx_quad_dform_memory_operand.
374 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
376 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
377 bit instead of being a separate word. Split -mpower9-dform into
378 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
379 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
380 for the register class supporting 128-bit quad word memory offsets.
381 (mode_supports_vsx_dform_quad): Helper function to return if the
382 register class uses quad word memory offsets.
383 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
384 (rs6000_debug_reg_global): Always print if we are using LRA or not.
385 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
386 instructions are enabled, set up the appropriate addr_masks for
388 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
389 -mpower9-dform-scalar, instead of -mpower9-dform.
390 (rs6000_option_override_internal): Split -mpower9-dform into two
391 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
392 -mpower9-dform switch sets or clears both. If we are not using
393 the LRA register allocator, do not enable -mpower9-dform-vector by
394 default. If we are using LRA, enable -mpower9-dform-vector and
395 -mvsx-timode if it is appropriate. Issue a warning if either
396 -mpower9-dform-vector or -mvsx-timode are explicitly used without
398 (quad_address_offset_p): New helper function to return if the
399 offset is legal for quad word memory instructions.
400 (quad_address_p): New function to determin if GPR or vector
401 register quad word memory addresses are legal.
402 (mem_operand_gpr): Validate quad word address offsets.
403 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
404 d-form (register + offset) instructions.
405 (offsettable_ok_by_alignment): Likewise.
406 (rs6000_legitimate_offset_address_p): Likewise.
407 (legitimate_lo_sum_address_p): Likewise.
408 (rs6000_legitimize_address): Likewise.
409 (rs6000_legitimize_reload_address): Add more debug statements for
411 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
413 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
414 d-form instructions. Distinguish different cases in debug
415 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
417 (rs6000_preferred_reload_class): Likewise.
418 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
419 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
420 of the ISA 2.06 indexed memory instructions.
421 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
422 use them to save/restore the saved vector registers instead of
423 using Altivec instructions.
424 (rs6000_emit_epilogue): Likewise.
425 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
426 (rs6000_opt_masks): Split -mpower9-dform into
427 -mpower9-dform-scalar and -mpower9-dform-vector.
428 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
430 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
431 ISA 3.0 vector indexed memory instructions, and fold the code into
432 the normal mov<mode> patterns.
433 (p9_vecstore_<mode>): Likewise.
434 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
436 (vsx_movti_64bit): Likewise.
437 (vsx_movti_32bit): Likewise.
438 * config/rs6000/constraints.md (wO constraint): New constraint for
439 ISA 3.0 vector d-form support.
440 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
441 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
442 include -mpower9-dform-vector until we switch over to LRA.
443 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
444 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
445 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
446 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
447 for -mpower9-dform and -mlra.
448 * doc/md.texi (wO constraint): Document wO constraint.
450 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
452 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
453 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
454 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
455 Move handling of non-insn arguments inline into the sole user:
456 (output_trans_func): ...here.
457 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
458 in emitted function prototype.
459 (output_internal_insn_latency_func): Ditto. Simplify.
460 (output_internal_maximal_insn_latency_func): Ditto. Delete
461 always-unused argument.
462 (output_insn_latency_func): Ditto.
463 (output_maximal_insn_latency_func): Ditto.
465 2016-05-11 Richard Biener <rguenther@suse.de>
467 PR tree-optimization/71055
468 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
469 sth with precision not equal to access size verify we don't chop
472 2016-05-11 Richard Biener <rguenther@suse.de>
475 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
476 (dwarf2out_finish): Move retry_incomplete_types call ...
477 (dwarf2out_early_finish): ... here.
479 2016-05-11 Richard Biener <rguenther@suse.de>
482 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
483 if the langhook insists on it.
484 * fold-const.c (make_bit_field_ref): Add arg for the original
485 reference and preserve its alias-set.
486 (decode_field_reference): Take exp by reference and adjust it
487 to the original memory reference.
488 (optimize_bit_field_compare): Adjust callers.
489 (fold_truth_andor_1): Likewise.
490 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
492 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
495 * cfgrtl.h (delete_insn_and_edges): Now return bool.
496 * cfgrtl.c (delete_insn_and_edges): Likewise.
497 * config/i386/i386.c (convert_scalars_to_vector): Remove
499 * cse.c (cse_insn): Compute cse_cfg_altered.
500 (delete_trivially_dead_insns): Likewise.
501 (cse_cc_succs): Likewise.
502 (rest_of_handle_cse): Free dominance info if required.
503 (rest_of_handle_cse2): Likewise.
504 (rest_of_handle_cse_after_global_opts): Likewise.
506 2016-05-11 Alan Modra <amodra@gmail.com>
508 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
509 abi_v4_pass_in_fpr): New functions.
510 (rs6000_function_arg_boundary): Exclude complex IBM long double
511 from 64-bit alignment when ABI_V4.
512 (rs6000_function_arg, rs6000_function_arg_advance_1,
513 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
515 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
517 PR rtl-optimization/71028
518 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
519 jump with just a return in the fallthrough block if the branch
520 block contains just a return as well.
522 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
524 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
525 * match.pd ((X & Y) ^ Y): ... this.
526 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
527 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
529 2016-05-10 David Malcolm <dmalcolm@redhat.com>
531 * read-md.c (require_char_ws): New function.
532 (read_string): Simplify using require_char_ws.
533 (handle_constants): Likewise.
534 (handle_enum): Likewise.
535 (handle_file): Likewise.
536 * read-md.h (require_char_ws): New declaration.
537 * read-rtl.c (read_conditions): Simplify using require_char_ws.
538 (read_mapping): Likewise.
539 (read_rtx_code): Likewise.
540 (read_nested_rtx): Likewise.
542 2016-05-10 James Norris <jnorris@codesourcery.com>
544 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
545 if offloading is enabled and -fopenacc or -fopenmp is specified.
546 (CRTOFFLOADEND): Likewise.
547 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
548 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
550 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
552 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
553 gotoff_operand code paths. Use copy_to_suggested_regs and
554 expand_simple_binop where appropriate. Cleanup.
556 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
559 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
561 (dimode_scalar_chain::vector_const_cost): New.
562 (dimode_scalar_chain::compute_convert_gain): Handle constants.
563 (dimode_scalar_chain::convert_op): Likewise.
564 (dimode_scalar_chain::convert_insn): Likewise.
566 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
568 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
569 unary operation, not a binary one.
571 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
574 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
575 calls with type casted fndecl.
577 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
579 PR tree-optimization/70786
580 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
581 * gcc/calls.c (initialize_argument_information): Bind bounds
582 with corresponding args passed by reference.
584 2016-05-10 Jakub Jelinek <jakub@redhat.com>
587 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
588 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
589 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
592 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
595 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
596 code for a zero scale factor.
597 (vsx_xvcvdpuxds_scale): Likewise.
599 2016-05-10 David Malcolm <dmalcolm@redhat.com>
601 * diagnostic-show-locus.c (layout::layout): Call show_ruler
602 if show_ruler_p was set on the context.
603 (layout::show_ruler): New method.
604 * diagnostic.h (struct diagnostic_context): Add field
607 2016-05-10 Richard Biener <rguenther@suse.de>
609 PR tree-optimization/71039
610 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
611 (chk_uses): New function.
612 (propagate_with_phi): Verify we can safely replicate the lhs of an
613 aggregate assignment on all incoming edges.
615 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
617 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
619 (rx_atomic_sequence): New class.
620 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
621 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
623 (rx_atomic_sequence::rx_atomic_sequence,
624 rx_atomic_sequence::~rx_atomic_sequence): New functions.
625 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
626 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
627 CTRLREG_INTB): New constants.
628 (FETCHOP): New code iterator.
629 (fethcop_name, fetchop_name2): New iterator code attributes.
630 (QIHI): New mode iterator.
631 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
632 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
633 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
635 2016-05-10 Martin Liska <mliska@suse.cz>
637 * tree-inline.c (remap_dependence_clique): Do not remap
638 debugging statements.
640 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
642 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
643 ("*fixuns_truncdfdi2_z13")
644 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
645 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
646 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
648 2016-05-10 Richard Biener <rguenther@suse.de>
650 PR tree-optimization/70497
651 PR tree-optimization/28367
652 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
654 (visit_reference_op_load): ... here.
655 (vn_reference_lookup_3): Use it to handle subreg-like accesses
656 with simplified BIT_FIELD_REFs.
657 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
658 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
661 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
663 * dwarf2out.c (add_abstract_origin_attribute): Adjust
664 documentation comment. For BLOCK nodes, add a
665 DW_AT_abstract_origin attribute that points to the DIE generated
666 for the origin BLOCK.
667 (gen_lexical_block_die): Call add_abstract_origin_attribute for
668 blocks from inlined functions.
670 2016-05-10 Alan Modra <amodra@gmail.com>
673 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
674 regrename modifying insns saving lr before __morestack call.
675 * config/rs6000/rs6000.md (split_stack_return): Similarly for
676 insns restoring lr after __morestack call.
678 2016-05-09 Jakub Jelinek <jakub@redhat.com>
680 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
681 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
683 * config/i386/sse.md (vec_interleave_high<mode>,
684 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
685 <avx512>_vpermt2var<mode>3_maskz): Likewise.
687 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
689 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
690 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
691 parallel reassociation for power8 and forward.
693 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.md (absneg splitters with general regs): Use
696 general_reg_operand predicate.
697 (btsq peephole2): Use x86_64_immediate_operand to check if new
698 value is suitable for immediate operand. Generate emitted insn
699 using RTL expressions.
700 (btcq peephole2): Ditto.
701 (btrq peephole2): Ditto. Generate correct immediate operand
704 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
706 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
709 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
711 * tree-affine.c (wide_int_constant_multiple_p): Add missing
714 2016-05-09 Richard Biener <rguenther@suse.de>
716 PR tree-optimization/70985
717 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
718 op0 isn't a gimple register.
720 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
722 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
723 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
724 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
725 (i6400_fpu_mult): New cpu units.
726 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
727 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
728 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
729 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
730 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
731 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
732 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
733 (i6400_msa_long_float4, i6400_msa_long_float5)
734 (i6400_msa_long_float8, i6400_msa_fdiv_df)
735 (i6400_msa_fdiv_sf): New reservations.
736 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
737 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
738 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
739 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
740 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
741 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
742 (msa_short_cmp, msa_short_float2, msa_short_logic3)
743 (msa_short_store4, msa_long_load, msa_short_store)
744 (msa_long_logic, msa_long_float2, msa_long_float4)
745 (msa_long_float5, msa_long_float8, msa_long_mult)
746 (msa_long_fdiv, msa_long_div): New reservations.
748 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
749 Sameera Deshpande <sameera.deshpande@imgtec.com>
750 Matthew Fortune <matthew.fortune@imgtec.com>
751 Graham Stott <graham.stott@imgtec.com>
752 Chao-ying Fu <chao-ying.fu@imgtec.com>
754 * config.gcc: Add MSA header file for mips*-*-* target.
755 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
756 (Ubv8i, Urv8): New constraints.
757 * config/mips/mips-ftypes.def: Add function types for MSA
759 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
760 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
761 * config/mips/mips-msa.md: New file.
762 * config/mips/mips-protos.h
763 (mips_split_128bit_const_insns): New prototype.
764 (mips_msa_idiv_insns): Likewise.
765 (mips_split_128bit_move): Likewise.
766 (mips_split_128bit_move_p): Likewise.
767 (mips_split_msa_copy_d): Likewise.
768 (mips_split_msa_insert_d): Likewise.
769 (mips_split_msa_fill_d): Likewise.
770 (mips_expand_msa_branch): Likewise.
771 (mips_const_vector_same_val_p): Likewise.
772 (mips_const_vector_same_bytes_p): Likewise.
773 (mips_const_vector_same_int_p): Likewise.
774 (mips_const_vector_shuffle_set_p): Likewise.
775 (mips_const_vector_bitimm_set_p): Likewise.
776 (mips_const_vector_bitimm_clr_p): Likewise.
777 (mips_msa_vec_parallel_const_half): Likewise.
778 (mips_msa_output_division): Likewise.
779 (mips_ldst_scaled_shift): Likewise.
780 (mips_expand_vec_cond_expr): Likewise.
781 * config/mips/mips.c (enum mips_builtin_type): Add
782 MIPS_BUILTIN_MSA_TEST_BRANCH.
783 (mips_gen_const_int_vector_shuffle): New prototype.
784 (mips_const_vector_bitimm_set_p): New function.
785 (mips_const_vector_bitimm_clr_p): Likewise.
786 (mips_const_vector_same_val_p): Likewise.
787 (mips_const_vector_same_bytes_p): Likewise.
788 (mips_const_vector_same_int_p): Likewise.
789 (mips_const_vector_shuffle_set_p): Likewise.
790 (mips_symbol_insns): Forbid loading symbols via immediate for
792 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
794 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
796 (mips_lx_address_p): Add support load indexed address for MSA.
797 (mips_address_insns): Add calculation of instructions needed for
798 stores and loads for MSA.
799 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
800 CONST_VECTOR for MSA and let it fall through.
801 (mips_ldst_scaled_shift): New function.
802 (mips_subword_at_byte): Likewise.
803 (mips_msa_idiv_insns): Likewise.
804 (mips_legitimize_move): Validate MSA moves.
805 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
806 calculation of costs for MSA division.
807 (mips_split_move_p): Check if MSA moves need splitting.
808 (mips_split_move): Split MSA moves if necessary.
809 (mips_split_128bit_move_p): New function.
810 (mips_split_128bit_move): Likewise.
811 (mips_split_msa_copy_d): Likewise.
812 (mips_split_msa_insert_d): Likewise.
813 (mips_split_msa_fill_d): Likewise.
814 (mips_output_move): Handle MSA moves.
815 (mips_expand_msa_branch): New function.
816 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
817 Reinstate 'y' modifier.
818 (mips_file_start): Add MSA .gnu_attribute.
819 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
821 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
822 (mips_class_max_nregs): Add register size for MSA supported mode.
823 (mips_cannot_change_mode_class): Allow conversion between MSA
824 vector modes and TImode.
825 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
827 (mips_secondary_reload_class): Force MSA loads/stores via memory.
828 (mips_preferred_simd_mode): Add preffered modes for MSA.
829 (mips_vector_mode_supported_p): Add MSA supported modes.
830 (mips_autovectorize_vector_sizes): New function.
831 (mips_msa_output_division): Likewise.
832 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
833 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
834 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
835 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
836 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
837 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
838 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
839 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
840 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
841 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
842 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
843 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
844 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
845 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
846 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
847 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
848 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
849 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
850 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
851 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
852 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
853 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
854 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
855 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
856 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
857 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
858 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
859 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
860 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
861 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
862 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
863 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
864 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
865 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
866 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
867 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
868 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
869 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
870 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
871 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
872 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
873 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
874 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
875 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
876 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
877 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
878 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
879 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
880 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
881 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
882 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
883 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
884 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
885 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
886 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
887 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
888 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
889 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
890 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
891 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
892 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
893 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
894 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
895 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
896 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
897 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
898 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
899 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
900 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
901 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
902 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
903 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
904 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
905 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
906 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
907 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
908 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
909 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
910 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
911 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
912 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
913 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
914 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
915 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
916 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
917 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
918 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
919 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
920 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
921 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
922 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
923 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
924 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
925 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
926 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
927 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
928 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
929 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
930 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
931 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
932 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
933 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
934 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
935 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
936 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
937 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
938 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
939 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
940 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
941 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
942 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
943 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
944 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
945 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
946 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
947 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
948 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
949 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
950 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
951 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
952 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
953 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
954 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
955 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
956 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
957 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
958 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
959 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
960 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
961 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
962 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
963 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
964 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
965 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
966 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
967 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
968 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
969 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
970 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
971 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
972 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
973 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
974 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
975 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
976 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
977 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
978 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
979 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
980 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
981 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
982 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
984 (mips_get_builtin_decl_index): New array.
985 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
986 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
987 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
988 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
989 (mips_init_builtins): Initialize mips_get_builtin_decl_index
991 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
993 (mips_expand_builtin_insn): Prepare operands for
994 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
995 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
996 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
997 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
998 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
999 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1000 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1001 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1002 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1003 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1004 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1005 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1006 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1007 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1008 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1009 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1010 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1011 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1012 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1013 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1014 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1015 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1016 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1017 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1018 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1019 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1020 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1021 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1022 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1023 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1024 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1025 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1026 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1027 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1028 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1029 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1030 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1031 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1032 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1033 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1034 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1035 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1036 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1037 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1038 These are set implicitly and an error is reported if overridden.
1039 (mips_expand_builtin_msa_test_branch): New function.
1040 (mips_expand_msa_shuffle): Likewise.
1041 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1042 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1043 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1044 (mips_expand_vec_unpack): Add support for MSA.
1045 (mips_expand_vector_init): Likewise.
1046 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1047 instead of const0_rtx.
1048 (mips_msa_vec_parallel_const_half): New function.
1049 (mips_gen_const_int_vector): Likewise.
1050 (mips_gen_const_int_vector_shuffle): Likewise.
1051 (mips_expand_msa_cmp): Likewise.
1052 (mips_expand_vec_cond_expr): Likewise.
1053 * config/mips/mips.h
1054 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1055 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1057 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1058 (ISA_HAS_MSA): New macro.
1059 (UNITS_PER_MSA_REG): Likewise.
1060 (BITS_PER_MSA_REG): Likewise.
1061 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1062 (MSA_REG_FIRST): New macro.
1063 (MSA_REG_LAST): Likewise.
1064 (MSA_REG_NUM): Likewise.
1065 (MSA_REG_P): Likewise.
1066 (MSA_REG_RTX_P): Likewise.
1067 (MSA_SUPPORTED_MODE_P): Likewise.
1068 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1069 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1070 * config/mips/mips.md: Include mips-msa.md.
1071 (alu_type): Add simd_add.
1072 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1073 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1074 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1075 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1076 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1077 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1078 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1079 simd_move, simd_load, simd_store. Choose "multi" for moves
1081 (qword_mode): New attribute.
1082 (insn_count): Add instruction count for quad moves.
1083 Increase the count for MIPS SIMD division.
1084 (UNITMODE): Add UNITMODEs for vector types.
1085 (addsub): New code iterator.
1086 * config/mips/mips.opt (mmsa): New option.
1087 * config/mips/msa.h: New file.
1088 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1090 * config/mips/mti-linux.h: Likewise.
1091 * config/mips/predicates.md
1092 (const_msa_branch_operand): New constraint.
1093 (const_uimm3_operand): Likewise.
1094 (const_uimm4_operand): Likewise.
1095 (const_uimm5_operand): Likewise.
1096 (const_uimm8_operand): Likewise.
1097 (const_imm5_operand): Likewise.
1098 (aq10b_operand): Likewise.
1099 (aq10h_operand): Likewise.
1100 (aq10w_operand): Likewise.
1101 (aq10d_operand): Likewise.
1102 (const_m1_operand): Likewise.
1103 (reg_or_m1_operand): Likewise.
1104 (const_exp_2_operand): Likewise.
1105 (const_exp_4_operand): Likewise.
1106 (const_exp_8_operand): Likewise.
1107 (const_exp_16_operand): Likewise.
1108 (const_vector_same_val_operand): Likewise.
1109 (const_vector_same_simm5_operand): Likewise.
1110 (const_vector_same_uimm5_operand): Likewise.
1111 (const_vector_same_uimm6_operand): Likewise.
1112 (const_vector_same_uimm8_operand): Likewise.
1113 (par_const_vector_shf_set_operand): Likewise.
1114 (reg_or_vector_same_val_operand): Likewise.
1115 (reg_or_vector_same_simm5_operand): Likewise.
1116 (reg_or_vector_same_uimm6_operand): Likewise.
1117 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1119 * doc/invoke.texi (-mmsa): Document new option.
1121 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1123 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1124 * configure: Regenerate.
1125 * config.in: Regenerate.
1126 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1128 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1129 (ENDFILE_VTV_SPEC): Define.
1131 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1133 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1134 registers in all interrupt handlers if necessary.
1135 (rl78_option_override): Add warning.
1136 (MUST_SAVE_MDUC_REGISTERS): New macro.
1137 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1138 * config/rl78/rl78.c (check_mduc_usage): New function.
1139 (mduc_regs): New structure to hold MDUC register data.
1140 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1141 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1142 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1143 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1144 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1145 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1147 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1149 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1150 (tree-ssa-loop-niter.h): Ditto.
1151 (idx_within_array_bound, ref_within_array_bound): New functions.
1152 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1153 Factor out check on writable base object to ...
1154 (base_object_writable): ... here.
1156 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1158 * config/arm/arm.md (probe_stack): Add modes to set source
1161 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1163 * regrename.c (base_reg_class_for_rename): New static function.
1164 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1166 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1168 * cgraph.c (thunk_adjust): Export.
1169 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1170 * cgraphunit.c (thunk_adjust): Export.
1171 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1173 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1175 * tree-inline.c (expand_call_inline): Expand thunks inline.
1177 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1181 (*sse2_vd_cvtss2sd): Ditto.
1182 * config/i386/i386.md
1183 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1184 Generate *sse2_vd_cvtsd2ss pattern.
1185 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1186 Generate *sse2_vd_cvtss2sd pattern.
1188 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1190 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1191 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1194 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1196 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1197 * config/sh/sh.c: Define and declare variables on first use throughout
1199 (current_function_interrupt): Change to bool type.
1200 (frame_insn): Rename to emit_frame_insn and update users.
1201 (push_regs): Use bool for 'interrupt_handler' argument.
1202 (save_schedule_s): Remove.
1203 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1204 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1205 targetm.asm_out.unaligned_op.di.
1206 (gen_far_branch): Remove redundant forward declaration.
1207 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1208 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1209 (sh_set_return_address, sh_function_ok_for_sibcall,
1210 scavenge_reg): Update comments.
1211 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1212 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1213 (sh_attr_renesas_p): Remove unnecessary parentheses.
1214 (branch_dest): Simplify.
1215 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1216 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1217 (CUMULATIVE_ARGS): Change macro to typedef.
1218 (current_function_interrupt): Change to bool type.
1219 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1220 Surround with __cplusplus ifdef.
1221 (sh_compare_op0, sh_compare_op1): Remove.
1222 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1224 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1226 * config/arm/arm.md: (arch): Add neon.
1227 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1228 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1229 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1230 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1231 attributes for alt renumbering. Mark alt 3 as non-predicable.
1232 (thumb2_movdf_vfp): Likewise.
1234 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1236 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1237 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1238 (*andqi_1): Add preferred_for_speed attribute to disparage
1239 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1240 (*<code>qi_1): Ditto.
1241 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1242 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1243 (*ashlqi3_1): Ditto.
1244 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1245 Add preferred_for_size attribute to disparage alternative 0 and
1246 preferred_for_speed attribute to disparage alternative 1 for
1247 TARGET_PARTIAL_REG_STALL targets.
1249 2016-05-07 Tom de Vries <tom@codesourcery.com>
1251 PR tree-optimization/70956
1252 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1255 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1257 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1258 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1259 * config/sh/sh.md (branch_zero): Remove define_attr.
1260 (define_delay): Disable delay slot if branch distance is one insn.
1262 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1264 * config/i386/i386.md (LEAMODE): New mode attribute.
1265 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1266 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1267 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1268 operand 2 predicate.
1269 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1270 (*lea<mode>_general_3): Ditto.
1271 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1273 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1275 * genmddump.c (main): Convert argv from char ** to const char **.
1277 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1279 * coretypes.h (OVERRIDE): New macro.
1282 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1284 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1285 allow coalescing if the types are compatible.
1287 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1289 * pass_manager.h (pass_manager::register_pass_name): New method.
1290 (pass_manager::get_pass_by_name): New method.
1291 (pass_manager::create_pass_tab): New method.
1292 (pass_manager::m_name_to_pass_map): New field.
1293 * passes.c (name_to_pass_map): Delete global in favor of field
1294 "m_name_to_pass_map" of pass_manager.
1295 (register_pass_name): Rename from a function to...
1296 (pass_manager::register_pass_name): ...this method, updating
1297 for renaming of global "name_to_pass_map" to field
1298 "m_name_to_pass_map".
1299 (create_pass_tab): Rename from a function to...
1300 (pass_manager::create_pass_tab): ...this method, updating
1301 for renaming of global "name_to_pass_map" to field.
1302 (get_pass_by_name): Rename from a function to...
1303 (pass_manager::get_pass_by_name): ...this method.
1304 (enable_disable_pass): Convert use of get_pass_by_name to
1305 a method call, locating the pass_manager singleton.
1307 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1309 * genattr-common.c (main): Convert argv from char ** to const char **.
1310 * genattr.c (main): Likewise.
1311 * genattrtab.c (main): Likewise.
1312 * genautomata.c (initiate_automaton_gen): Likewise.
1314 * gencodes.c (main): Likewise.
1315 * genconditions.c (main): Likewise.
1316 * genconfig.c (main): Likewise.
1317 * genconstants.c (main): Likewise.
1318 * genemit.c (main): Likewise.
1319 * genenums.c (main): Likewise.
1320 * genextract.c (main): Likewise.
1321 * genflags.c (main): Likewise.
1322 * genmddeps.c (main): Likewise.
1323 * genopinit.c (main): Likewise.
1324 * genoutput.c (main): Likewise.
1325 * genpeep.c (main): Likewise.
1326 * genpreds.c (main): Likewise.
1327 * genrecog.c (main): Likewise.
1328 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1329 (init_rtx_reader_args): Likewise.
1330 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1331 (init_rtx_reader_args): Likewise.
1332 * gentarget-def.c (main): Likewise.
1333 * read-md.c (read_md_files): Likewise.
1334 * read-md.h (read_md_files): Likewise.
1336 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1339 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1340 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1341 Remove unused predicate.
1342 (register_and_not_fp_reg_operand): Ditto.
1344 2016-05-06 Martin Liska <mliska@suse.cz>
1346 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1347 instead of vec as the vector is local to the function.
1349 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1351 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1352 avx512bw alternative.
1354 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1355 before the ashr<mode>3 pattern.
1357 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1358 v instead of x in vex or maybe_vex alternatives, use
1359 maybe_evex instead of vex in prefix.
1361 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1362 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1363 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1364 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1367 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1368 v instead of x in vex or maybe_vex alternatives, use
1369 maybe_evex instead of vex in prefix.
1371 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1372 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1373 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1374 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1375 alternatives, use maybe_evex instead of vex in prefix.
1377 * config/i386/sse.md (vec_interleave_lowv4sf,
1378 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1379 v instead of x in vex or maybe_vex alternatives, use
1380 maybe_evex instead of vex in prefix.
1382 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1383 v instead of x in vex or maybe_vex alternatives, use
1384 maybe_evex instead of vex in prefix.
1386 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1387 v constraint instead of x.
1389 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1391 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1392 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1395 2016-05-06 Richard Biener <rguenther@suse.de>
1397 PR tree-optimization/70948
1398 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1399 Properly clobber all fields of va_list for __builtin_va_start.
1401 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1404 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1405 loop latch destination.
1407 2016-05-06 Martin Liska <mliska@suse.cz>
1409 * tree-ssa-uninit.c: Apply manual changes
1410 to the GNU coding style.
1411 (prune_uninit_phi_opnds): Rename from
1412 prune_uninit_phi_opnds_in_unrealizable_paths.
1414 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1416 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1417 mspace): Remove deprecated options.
1418 * doc/invoke.texi (SH options): Remove -mspace.
1420 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1422 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1424 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1426 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1427 corresponding combine split pattern.
1429 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1432 * config/sh/predicates.md (long_displacement_mem_operand): New.
1433 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1434 Add movi20, movi20s alternatives. Adjust length attribute for
1436 (movsi_ie): Allow for any FPU. Adjust length attribute for
1438 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1439 attribute for alternatives.
1440 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1441 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1442 length attribute for alternatives.
1444 2016-05-06 Richard Biener <rguenther@suse.de>
1446 PR tree-optimization/70960
1447 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1449 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1452 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1453 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1455 2016-05-06 Marek Polacek <polacek@redhat.com>
1458 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1460 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1463 * config/sh/sh.md (*rotcr): Add another variant.
1465 2016-05-06 Richard Biener <rguenther@suse.de>
1468 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1470 2016-05-06 Richard Biener <rguenther@suse.de>
1473 * fold-const.c (split_tree): Always convert to the original type
1476 2016-05-06 Richard Biener <rguenther@suse.de>
1478 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1479 (fwprop_addr): Likewise.
1481 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1484 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1486 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1487 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1488 the splitter condition.
1489 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1490 the splitter condition.
1491 (FP float_extend load splitter): Ditto.
1493 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1495 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1496 to REGNO in all peephole2 patterns.
1497 (post-reload splitters): Change true_regnum to REGNO in
1498 post-reload splitters.
1499 (zero_extend splitters): Use general_reg_operand and
1500 nonimmediate_gr_operand predicates.
1502 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1504 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1505 v constraint instead of x.
1507 2016-05-05 Alan Modra <amodra@gmail.com>
1510 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1511 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1512 TARGET_NO_FP_IN_TOC for -mrelocatable.
1513 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1514 TARGET_RELOCATABLE test.
1515 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1516 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1517 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1518 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1519 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1520 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1521 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1522 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1523 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1524 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1526 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1527 (rs6000_stack_info): Likewise.
1528 (rs6000_elf_asm_out_constructor): Likewise.
1529 (rs6000_elf_asm_out_destructor): Likewise.
1530 (rs6000_elf_declare_function_name): Likewise.
1531 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1532 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1535 2016-05-05 Alan Modra <amodra@gmail.com>
1537 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1539 2016-05-05 Alan Modra <amodra@gmail.com>
1541 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1542 out-of-line gpr restore for one or two regs if that would add
1545 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.md
1549 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1550 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1551 as operand 0 predicate.
1552 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1554 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1555 Ditto. Emit the pattern using RTX.
1557 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1558 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1559 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1560 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1562 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1563 sse_reg_operand as operand 0 predicate.
1565 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1566 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1567 instead of gen_rtx_REG.
1568 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1571 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1573 * function.c (emit_use_return_register_into_block): Delete.
1574 (gen_return_pattern): Delete.
1575 (emit_return_into_block): Delete.
1576 (active_insn_between): Delete.
1577 (convert_jumps_to_returns): Delete.
1578 (emit_return_for_exit): Delete.
1579 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1580 simple_return for shrink-wrapped blocks.
1581 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1582 end of blocks that need one.
1583 (get_unconverted_simple_return): Delete.
1584 (convert_to_simple_return): Delete.
1585 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1586 (convert_to_simple_return): Ditto.
1588 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1590 * cfgcleanup.c (bb_is_just_return): New function.
1591 (try_optimize_cfg): Simplify jumps to return, branches to return,
1592 and branches around return.
1594 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1596 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1599 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1603 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1604 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1605 assert flags & OEP_HASH_CHECK, instead of asserting it
1606 never happens. Handle TARGET_EXPR.
1607 * fold-const.c (operand_equal_p): For hash verification,
1608 or in OEP_HASH_CHECK into flags.
1610 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1612 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1614 (compute_samebase_partition_bases): Fix typo.
1616 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1618 * config/i386/sse.md (vec_interleave_highv8sf,
1619 vec_interleave_lowv8sf, vec_interleave_highv4df,
1620 vec_interleave_lowv4df): Remove constraints from expanders.
1622 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1624 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1626 * tree-inline.c (expand_call_inline): Fix path dealing with
1627 making lhs of call statement undefined.
1629 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1631 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1632 Check availability on NODE, too.
1633 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1634 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1635 (varpool_node::call_for_symbol_and_aliase): Likewise.
1636 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1637 (propagate_pure_const): Propagate across interposable functions, too.
1638 (skip_function_for_local_pure_const): Do not skip interposable bodies
1640 (pass_local_pure_const::execute): Update.
1642 2016-05-04 Marek Polacek <polacek@redhat.com>
1644 * doc/invoke.texi: Document -Wdangling-else.
1646 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1648 * config.gcc: Error out when conflicting multilib is detected. Do not
1649 loop over multilibs since no combination is legal.
1651 2016-05-04 Alan Modra <amodra@gmail.com>
1653 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1654 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1655 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1658 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1660 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1661 Clean up p5600 comments.
1663 2016-05-04 Richard Biener <rguenther@suse.de>
1665 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1666 constructor simplifications.
1667 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1669 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1671 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1672 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1673 result.set_rtx is null instead of aborting.
1674 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1676 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1677 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1678 *mov<mode>_store_postinc): New patterns.
1680 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1682 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1683 as commutative. Check both conversions are NOP.
1684 ((A & B) OP (C & B)): Remove.
1686 2016-05-04 Alan Modra <amodra@gmail.com>
1688 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1690 2016-05-04 Alan Modra <amodra@gmail.com>
1693 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1694 when cr2,3,4 are all fixed regs.
1696 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1698 PR rtl-optimization/57193
1699 * opts.c (default_options_table): Revert OPT_frename_registers change.
1700 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1702 2016-05-03 Martin Sebor <msebor@redhat.com>
1705 * builtins.c (fold_builtin_FILE): New function.
1706 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1707 (fold_builtin_0): Call them.
1708 * gimplify.c (gimplify_call_expr): Remove the handling of
1709 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1712 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1713 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1717 * doc/extend.texi (Function Names as Strings): Update __func__,
1718 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1721 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1722 Richard Biener <rguenther@suse.de>
1724 PR tree-optimization/70916
1725 * tree-if-conv.c: Include cfganal.h.
1726 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1727 and remove_fake_exit_edges around the optimization pass.
1729 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1731 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1732 (cgraph_edge::make_direct): Likewise.
1733 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1734 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1735 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1736 (CIF_THUNK): New code.
1737 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1738 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1739 (compute_inline_parameters): Set inline_failed for thunks.
1740 (inline_analyze_function): Cleanup.
1741 * ipa-inline.c (can_inline_edge_p): Do not deal with
1742 call_stmt_cannot_inline_p.
1743 (can_early_inline_edge_p): Likewise.
1744 (early_inliner): Initialize inline_failed.
1745 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1747 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1750 from nonimm_ssenomem_operand.
1751 (nonimm_ssenomem_operand): New predicate.
1752 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1753 as operand 0 predicate.
1754 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1755 Disable unsupported alternatives using "enabled" attribute.
1756 Use register_ssemem_operand as operand 0 predicate.
1757 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1759 2016-05-03 Marek Polacek <polacek@redhat.com>
1762 * input.c (expansion_point_location): New function.
1763 * input.h (expansion_point_location): Declare.
1765 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1767 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1768 occurence with frame_offset_ ones.
1770 2016-05-03 Alan Modra <amodra@gmail.com>
1772 PR rtl-optimization/70890
1773 * ira.c (combine_and_move_insns): When moving def_insn, remove
1776 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1778 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1779 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1780 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1781 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1783 2016-05-03 Alan Modra <amodra@gmail.com>
1785 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1786 for SAVE_MULTIPLE/STORE_MULTIPLE.
1788 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1790 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1791 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1793 2016-05-03 Richard Biener <rguenther@suse.de>
1795 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1797 (gimplify_arg): Likewise.
1798 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1799 re-writing the result to a decl if required.
1800 (internal_get_tmp_var): Add allow_ssa parameter
1801 and override into_ssa with it.
1802 (get_formal_tmp_var): Adjust.
1803 (get_initialized_tmp_var): Add allow_ssa parameter.
1804 (gimplify_arg): Add allow_ssa parameter and avoid generating
1805 SSA names for the result false.
1806 (gimplify_call_expr): If the call may return twice do not
1807 gimplify parameters into SSA.
1808 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1809 (gimplify_modify_expr): Adjust assert. For noreturn calls
1810 with a SSA name LHS adjust its def.
1811 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1812 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1813 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1814 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1815 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1816 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1817 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1818 (optimize_target_teams): Do not allow SSA names for clause operands.
1819 (gimplify_expr): Likewise for where we mark the result addressable.
1820 * passes.def (pass_init_datastructures): Remove.
1821 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1822 (rewrite_stmt): Likewise.
1823 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1824 (replace_locals_op): Replace SSA names.
1825 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1826 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1827 * cgraph.c (release_function_body): Free CFG annotations only
1828 when we have a CFG. Simplify.
1829 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1830 force_gimple_operand instead of get_initialized_tmp_var.
1831 * tree-pass.h (make_pass_init_datastructures): Remove.
1832 * tree-ssa.c (execute_init_datastructures): Remove.
1833 (pass_data_init_datastructures): Likewise.
1834 (class pass_init_datastructures): Likewise.
1835 (make_pass_init_datastructures): Likewise.
1836 * omp-low.c (create_omp_child_function): Init SSA data structures.
1837 (grid_expand_target_grid_body): Likewise.
1838 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1839 name before adding it to names_to_release.
1840 (remove_bb): Always release SSA defs.
1841 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1842 before dereferencing it.
1843 * cgraphunit.c (init_lowered_empty_function): Always
1844 int SSA data structures.
1845 * tree-ssanames.c (release_defs): Remove assert that we are in
1847 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1849 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1850 Uros Bizjak <ubizjak@gmail.com>
1852 PR rtl-optimization/70467
1853 * config/i386/predicates.md (x86_64_hilo_int_operand,
1854 x86_64_hilo_general_operand): New predicates.
1855 * config/i386/constraints.md (Wd): New constraint.
1856 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1857 (general_hilo_operand): New mode attr.
1858 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1859 instead of <general_operand>.
1860 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1861 x86_64_hilo_general_operand instead of <general_operand>.
1863 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1865 PR tree-optimization/70916
1866 * tree-if-conv.c (constant_or_ssa_name): Removed.
1867 (fold_build_cond_expr): Use is_gimple_val instead of
1868 constant_or_ssa_name.
1870 PR tree-optimization/70916
1871 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1872 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1875 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1876 (optimize_atomic_bit_test_and): New function.
1877 (pass_fold_builtins::execute): Use it.
1878 * optabs.def (atomic_bit_test_and_set_optab,
1879 atomic_bit_test_and_complement_optab,
1880 atomic_bit_test_and_reset_optab): New optabs.
1881 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1882 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1883 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1884 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1885 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1886 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1887 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1888 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1889 atomic_bit_test_and_complement@var{mode},
1890 atomic_bit_test_and_reset@var{mode}): Document.
1891 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1892 atomic_bit_test_and_complement<mode>,
1893 atomic_bit_test_and_reset<mode>): New expanders.
1894 (atomic_bit_test_and_set<mode>_1,
1895 atomic_bit_test_and_complement<mode>_1,
1896 atomic_bit_test_and_reset<mode>_1): New insns.
1898 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1900 PR rtl-optimization/70687
1901 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1902 instead of unsigned HOST_WIDE_INT.
1904 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1906 PR rtl-optimization/44281
1907 * hard-reg-set.h (struct target_hard_regs): New field
1908 x_fixed_nonglobal_reg_set.
1909 (fixed_nonglobal_reg_set): New macro.
1910 * reginfo.c (init_reg_sets_1): Initialize it.
1911 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1913 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1915 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1917 PR tree-optimization/56541
1918 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1919 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1920 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1921 (any_complicated_phi): new static variable.
1922 (aggressive_if_conv): delete.
1923 (if_convertible_phi_p): support phis with more than two arguments.
1924 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1925 critical pred edges.
1926 (ifcvt_split_critical_edges): support phis with more than two
1927 arguments by checking new parameter. only split critical edges
1929 (tree_if_conversion): handle simd pragma marked loop using new
1930 local variable aggressive_if_conv. check any_complicated_phi.
1932 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1934 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1937 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1939 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1942 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1944 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1945 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1946 define_insn_and_split.
1947 (mulsi3_i): New define_insn_and_split.
1948 (mulsi3_call): Convert to define_insn.
1949 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1952 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1954 * machmode.h (mode_complex): Add support to give the complex mode
1956 (GET_MODE_COMPLEX_MODE): Likewise.
1957 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1958 stored by build_complex_type and gfc_build_complex_type instead of
1959 trying to figure out the appropriate mode based on the size. Raise
1960 an assertion error, if the type was not set.
1961 * genmodes.c (struct mode_data): Add field for the complex type of
1963 (blank_mode): Likewise.
1964 (make_complex_modes): Remember the complex mode created in the
1966 (emit_mode_complex): Write out the mode_complex array to map a
1967 type mode to the complex version.
1968 (emit_insn_modes_c): Likewise.
1969 * tree.c (build_complex_type): Set the complex type to use before
1970 calling layout_type.
1971 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1972 support for __float128 complex datatypes.
1973 (rs6000_hard_regno_mode_ok): Likewise.
1974 (rs6000_setup_reg_addr_masks): Likewise.
1975 (rs6000_complex_function_value): Likewise.
1976 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1977 __float128 and __ibm128 complex.
1978 (FLOAT128_IBM_P): Likewise.
1979 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1980 * doc/extend.texi (Additional Floating Types): Document that
1981 -mfloat128 must be used to enable __float128. Document complex
1982 __float128 and __ibm128 support.
1984 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1987 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1988 char/short arguments promoted to int because of promote_prototypes.
1990 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1992 * config/i386/predicates.md (register_ssemem_operand): New predicate.
1993 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
1994 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
1995 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
1996 alternatives using "enabled" attribute. Use register_ssemem_operand
1997 as operand 1 predicate.
1998 (*cmpi<unord>xf_i387): Split XFmode pattern from
1999 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2000 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2001 *absneg<mode>2_i387. Disable unsupported alternatives using
2002 "enabled" attribute.
2003 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2005 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2007 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2009 (oacc_loop_process): Check mask for loop termination.
2011 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2013 * cif-code.def (CIF_THUNK): Add.
2014 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2017 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2019 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2020 (dump_inline_summary): Dump it.
2021 (fp_expression_p): New predicate.
2022 (estimate_function_body_sizes): Use it.
2023 (inline_merge_summary): Merge fp_expressions.
2024 (inline_read_section): Read fp_expressions.
2025 (inline_write_summary): Write fp_expressions.
2026 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2027 codegen boundary if either caller or callee is !fp_expressions.
2028 * ipa-inline.h (inline_summary): Add fp_expressions.
2029 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2030 to fp_expressions be sure the fp generation flags are updated.
2032 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2034 PR rtl-optimization/70467
2035 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2037 PR rtl-optimization/70467
2038 * ipa-pure-const.c (check_call): Handle internal calls even in
2039 ipa mode like in local mode.
2041 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2043 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2045 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2047 * match.pd (X u< X, X u> X): New transformations.
2049 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2051 * flag-types.h (enum warn_strict_overflow_code): Move ...
2052 * coretypes.h: ... here.
2053 * fold-const.h (fold_overflow_warning): Declare.
2054 * fold-const.c (fold_overflow_warning): Make non-static.
2055 (fold_comparison): Move the transformation of X +- C1 CMP C2
2056 into X CMP C2 -+ C1 ...
2057 * match.pd: ... here.
2058 * gimple-fold.c (fold_stmt_1): Protect with
2059 fold_defer_overflow_warnings.
2061 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2063 * omp-low.c (struct oacc_loop): Add 'inner' field.
2064 (new_oacc_loop_raw): Initialize it to zero.
2065 (oacc_loop_fixed_partitions): Initialize it.
2066 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2067 available partitioning.
2069 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2071 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2073 (umulsidi3): Likewise.
2074 (indirect_jump): Fix jump instruction assembly patterns.
2076 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2079 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2080 (nvptx_function_value): Assert non-NULL cfun.
2082 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2084 PR rtl-optimization/70886
2085 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2087 * cselib.h (rtx_equal_for_cselib_1): Declare.
2088 (rtx_equal_for_cselib_p: New inline function.
2089 * cselib.c (rtx_equal_for_cselib_p): Delete.
2090 (rtx_equal_for_cselib_1): Make public.
2092 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2095 (register_mixssei387nonimm_operand): Remove predicate.
2096 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2097 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2098 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2099 for TARGET_MIX_SSE_I387 alternatives.
2100 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2101 Disable unsupported alternatives using "enabled" attribute. Use
2102 nonimm_ssenomem_operand as operand 1 predicate. Also check
2103 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2105 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2107 * tree.c (cst_and_fits_in_hwi): Simplify.
2109 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2111 * tree.h (wi::to_wide): New function.
2112 * expr.c (expand_expr_real_1): Use wi::to_wide.
2113 * fold-const.c (int_const_binop_1): Likewise.
2114 (extract_muldiv_1): Likewise.
2116 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2118 * wide-int.h: Update offset_int and widest_int documentation.
2119 (WI_SIGNED_SHIFT_RESULT): New macro.
2120 (wi::binary_shift): Define signed_shift_result_type for
2121 shifts on offset_int- and widest_int-like types.
2122 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2123 * tree.h (int_bit_position): Use shift operators instead of wi::
2125 * alias.c (adjust_offset_for_component_ref): Likewise.
2126 * expr.c (get_inner_reference): Likewise.
2127 * fold-const.c (fold_comparison): Likewise.
2128 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2129 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2130 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2131 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2132 (stmt_kills_ref_p): Likewise.
2133 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2134 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2136 (ao_ref_init_from_vn_reference): Likewise.
2138 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2140 * wide-int.h: Update offset_int and widest_int documentation.
2141 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2142 (wi::binary_traits): Allow ordered comparisons between offset_int and
2143 offset_int, between widest_int and widest_int, and between either
2144 of these types and basic C types.
2145 (operator <, <=, >, >=): Define for the same combinations.
2146 * tree.h (tree_int_cst_lt): Use comparison operators instead
2147 of wi:: comparisons.
2148 (tree_int_cst_le): Likewise.
2149 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2150 (fold_nonarray_ctor_reference): Likewise.
2151 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2152 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2153 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2154 * tree-sra.c (completely_scalarize): Likewise.
2155 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2156 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2157 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2158 (check_for_binary_op_overflow): Likewise.
2159 (search_for_addr_array): Likewise.
2160 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2162 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2164 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2165 (arc_save_restore): Likewise.
2166 (arc_dwarf_register_span): Likewise.
2167 (arc_output_pic_addr_const): Initialize suffix variable.
2169 2016-05-02 Martin Liska <mliska@suse.cz>
2171 * symbol-summary.h (function_summary::function_summary):
2172 Remove checking assert for all cgraph nodes.
2173 (function_summary::get): Check summary_uid.
2174 (symtab_insertion): Check summary_uid.
2176 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2178 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2179 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2181 (arc_dwarf_register_span): Remove enum keyword.
2182 (compact_memory_operand_p): New function.
2183 * config/arc/arc.h (reg_class): Add code density register classes.
2184 (REG_CLASS_NAMES): Likewise.
2185 (REG_CLASS_CONTENTS): Likewise.
2186 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2187 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2188 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2189 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2190 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2192 (h, Rcd, Rsd, Rzd): New register constraints.
2193 (T): Use compact_memory_operand_p function.
2194 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2196 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2198 * config/sh/sh.md (*negnegt, *movtt): Remove.
2200 2016-05-02 Marek Polacek <polacek@redhat.com>
2201 Tom de Vries <tom@codesourcery.com>
2203 PR tree-optimization/70700
2204 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2205 bigger than FIRST_REF_NODE.
2207 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2210 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2212 (prepare_cbranch_operands): Don't use scratch register. Assume that
2213 function is used when pseudos can be created.
2214 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2215 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2216 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2217 define_expand. Allow it only when pseudos can be created.
2218 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2220 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2222 * config/i386/constraints.md (BC): Only allow -1 operands.
2223 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2224 Add "enabled" attribute. Update XI mode attribute calculation.
2225 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2226 (*movoi_internal_avx): Update XI mode attribute calculation.
2227 (*movti_internal): Ditto.
2229 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2231 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2232 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2234 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2236 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2237 statement on instruction code. Remove trailing spaces.
2238 (altivec_expand_stv_builtin): Likewise.
2240 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2242 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2243 (TARGET_FPU_DOUBLE): Simplify.
2244 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2245 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2246 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2247 with 'TARGET_FPU_DOUBLE'.
2248 * config/sh/sh.md: Likewise.
2250 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2252 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2253 SH_DIV_STR_FOR_SIZE): Remove.
2254 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2255 SH_DIV_STR_FOR_SIZE): Remove.
2257 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2259 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2260 logical_reg_operand): Delete.
2261 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2262 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2263 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2264 match_operand and match_test.
2265 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2266 variables on their first use. Return bool values.
2267 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2268 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2269 arith_reg_operand for input operand. Remove empty constraints.
2271 (*xorsi3_compact): Rename to xorsi3.
2272 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2273 (*zero_extend<mode>si2_disp_mem): Update comment.
2276 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2278 * config/sh/t-sh: Remove SH5 support.
2279 * config.gcc: Likewise.
2280 * configure: Likewise.
2282 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2284 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2286 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2288 * config/sh/sh.c (register_sh_passes, sh_option_override,
2289 sh_print_operand, prepare_move_operands,
2290 sh_can_follow_jump): Remove TARGET_SH1 checks.
2291 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2292 PROMOTE_MODE): Likewise.
2293 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2296 2016-04-30 Alan Modra <amodra@gmail.com>
2298 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2299 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2300 Check for user regs later to avoid unnecessary looping over regs.
2301 Merge user reg check with non-saved reg check. Don't force
2302 inline VR restore when static chain used.
2303 (rs6000_frame_related): Omit eh_frame info for user regs when
2305 (fixed_regs_p): Delete.
2307 2016-04-30 Alan Modra <amodra@gmail.com>
2309 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2310 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2313 2016-04-30 Alan Modra <amodra@gmail.com>
2316 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2317 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2320 2016-04-30 Alan Modra <amodra@gmail.com>
2322 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2323 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2324 flag_pic test for Darwin.
2326 2016-04-30 Alan Modra <amodra@gmail.com>
2328 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2329 throw_calls_crossed.
2330 (REG_FREQ_CALLS_CROSSED): Delete.
2331 (REG_N_THROWING_CALLS_CROSSED): Delete.
2332 * regstat.c (regstat_bb_compute_ri): Don't calculate
2333 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2334 (dump_reg_info): Don't print call cross frequency.
2335 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2336 and REG_N_THROWING_CALLS_CROSSED.
2338 2016-04-30 Alan Modra <amodra@gmail.com>
2340 * regs.h (struct reg_info_t): Delete live_length.
2341 (REG_LIVE_LENGTH): Delete macro.
2342 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2343 local_live, local_processed and local_live_last_luid params.
2344 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2346 (regstat_compute_ri): Adjust for above. Don't set
2348 (dump_reg_info): Don't print live length.
2349 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2350 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2351 Localize loop_depth var.
2353 2016-04-30 Alan Modra <amodra@gmail.com>
2355 * ira.c (enum valid_equiv): New.
2356 (validate_equiv_mem): Return enum.
2357 (update_equiv_mem): Create replacement in more cases.
2358 (add_store_equivs): Update validate_equiv_mem call.
2360 2016-04-30 Alan Modra <amodra@gmail.com>
2362 * ira.c (combine_and_move_insns): Rather than scanning insns,
2363 use DF infrastucture to find use and def insns.
2365 2016-04-30 Alan Modra <amodra@gmail.com>
2367 ira.c (combine_and_move_insns): Move invariant conditions..
2368 (ira.c): ..to here. Call combine_and_move_insns before
2369 add_store_equivs. Call grow_reg_equivs later. Allocate
2370 req_equiv later using max_reg_num() rather than global max_regno.
2371 (contains_replace_regs): Delete.
2372 (add_store_equivs): Remove contains_replace_regs test.
2374 2016-04-30 Alan Modra <amodra@gmail.com>
2376 * ira.c (struct equiv_mem_data): New.
2377 (equiv_mem, equiv_mem_modified): Delete static vars.
2378 (validate_equiv_mem_from_store): Use "data" param to communicate..
2379 (validate_equiv_mem): ..from here.
2381 2016-04-30 Alan Modra <amodra@gmail.com>
2383 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2385 (update_reg_equivs): ..here. Move allocation and freeing of
2386 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2387 end_alias_analysis to..
2390 2016-04-30 Alan Modra <amodra@gmail.com>
2392 * ira.c (pdx_subregs): Delete.
2393 (struct equivalence): Add pdx_subregs field.
2394 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2396 (update_equiv_regs): Don't create or free pdx_subregs. Update
2399 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2401 * config/rs6000/altivec.h: Change definitions of vec_xl and
2403 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2404 (LD_ELEMREV_V2DI): New.
2405 (LD_ELEMREV_V4SF): New.
2406 (LD_ELEMREV_V4SI): New.
2407 (LD_ELEMREV_V8HI): New.
2408 (LD_ELEMREV_V16QI): New.
2409 (ST_ELEMREV_V2DF): New.
2410 (ST_ELEMREV_V2DI): New.
2411 (ST_ELEMREV_V4SF): New.
2412 (ST_ELEMREV_V4SI): New.
2413 (ST_ELEMREV_V8HI): New.
2414 (ST_ELEMREV_V16QI): New.
2417 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2418 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2419 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2420 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2421 (altivec_expand_builtin): Add handling for
2422 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2423 (rs6000_invalid_builtin): Add error-checking for
2424 RS6000_BTM_P9_VECTOR.
2425 (altivec_init_builtins): Define builtins used to implement vec_xl
2427 (rs6000_builtin_mask_names): Define power9-vector.
2428 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2429 (RS6000_BTM_P9_VECTOR): Define.
2430 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2431 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2432 (vsx_ld_elemrev_v2df): Likewise.
2433 (vsx_ld_elemrev_v4sf): Likewise.
2434 (vsx_ld_elemrev_v4si): Likewise.
2435 (vsx_ld_elemrev_v8hi): Likewise.
2436 (vsx_ld_elemrev_v16qi): Likewise.
2437 (vsx_st_elemrev_v2df): Likewise.
2438 (vsx_st_elemrev_v2di): Likewise.
2439 (vsx_st_elemrev_v4sf): Likewise.
2440 (vsx_st_elemrev_v4si): Likewise.
2441 (vsx_st_elemrev_v8hi): Likewise.
2442 (vsx_st_elemrev_v16qi): Likewise.
2443 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2446 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2448 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2450 (simplify_control_stmt_condition_1): ... here. Recurse into
2451 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2453 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2456 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2457 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2458 define_insn_and_split to define_insn.
2459 (zero_extendqi<mode>2_dot2): Same.
2460 (extendqi<mode>2_dot): Same.
2461 (extendqi<mode>2_dot2): Same.
2463 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2465 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2466 (probe_stack): New expander.
2467 (probe_stack_<mode>): New insn pattern.
2469 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.md
2472 (operations with memory inputs setting flags peephole2):
2473 Remove uneeded REG_P checks. Cleanup pattern generation.
2475 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2477 * tree-vect-loop.c (vect_transform_loop): Fix
2478 nb_iterations_upper_bound computation for vectorized loop.
2480 2016-04-29 Marek Polacek <polacek@redhat.com>
2481 Jakub Jelinek <jakub@redhat.com>
2484 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2485 TARGET_EXPR_SLOT as a base.
2487 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2489 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2490 with 'rCm2' constraints to limit possible immediate size.
2491 (*load_zeroextendqisi_update): Likewise.
2492 (*load_signextendqisi_update): Likewise.
2493 (*loadhi_update): Likewise.
2494 (*load_zeroextendhisi_update): Likewise.
2495 (*load_signextendhisi_update): Likewise.
2496 (*loadsi_update): Likewise.
2497 (*loadsf_update): Likewise.
2499 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/predicates.md (constm1_operand): Fix comparison.
2503 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2505 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2507 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2509 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2510 remaining SH5 related settings.
2511 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2512 shmedia_prepare_call_address): Delete.
2513 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2514 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2515 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2516 UNSUPPORTED_SH2A): Remove m5 checks.
2517 (sh_divide_strategy_e): Remove SH5 division strategies.
2518 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2519 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2521 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2523 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2525 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2527 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2528 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2530 * config/s390/vector.md ("mov<mode>"): Likewise.
2532 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2534 * config/s390/constraints.md ("U", "W"): Invoke
2535 s390_mem_constraint with "ZR" and "ZT".
2536 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2537 addresses when using LRA. Accept also short displacements for S
2538 and T constraints. Do not check for long displacement target for
2539 S and T constraints.
2540 (s390_mem_constraint): Remove handling of U and W constraints.
2541 * config/s390/s390.md (various patterns): Remove the short
2542 displacement constraints (Q and R) if a long displacement
2543 constraint is present. Add longdisp as required CPU capability.
2544 * config/s390/vector.md: Likewise.
2545 * config/s390/vx-builtins.md: Likewise.
2547 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2550 * reload1.c (reload): Call finish_spills before
2551 restarting reload loop. Skip select_reload_regs
2552 if update_eliminables_and_spill returns true.
2554 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2556 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2557 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2558 (umulhisi3_imm): Update predicates and constraint letters.
2559 (umulhisi3_reg): Declare instruction as commutative.
2560 * config/arc/constraints.md (J12, J16): New constraints.
2561 * config/arc/predicates.md (short_unsigned_const_operand): New
2563 (arc_short_operand): Likewise.
2564 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2566 2016-04-29 Richard Biener <rguenther@suse.de>
2568 PR tree-optimization/13962
2569 PR tree-optimization/65686
2570 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2571 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2572 using PTA to compare pointers.
2573 * match.pd: Add pattern for pointer equality compare simplification
2574 using ptrs_compare_unequal.
2576 2016-04-29 Richard Biener <rguenther@suse.de>
2578 * stor-layout.c (layout_type): Do not build a pointer-to-element
2581 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2583 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2584 Use SWI mode iterator. Use general_reg_operand predicate.
2585 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2586 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2589 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2592 * fold-const.c (operand_equal_p): Don't verify hash value equality
2594 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2597 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2600 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2601 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2602 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2603 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2604 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2606 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2608 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2609 to info. Don't initialize separate fields to 0. Clean up
2612 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.md (peephole2s for operations with memory inputs):
2615 Use SWI mode iterator.
2616 (peephole2s for operations with memory outputs): Ditto.
2617 Do not check for stack checking probe.
2619 (probe_stack): Remove expander.
2621 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2622 Andrew Burgess <andrew.burgess@embecosm.com>
2624 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2625 operands as 32-bits.
2627 2016-04-28 Jason Merrill <jason@redhat.com>
2629 * gdbinit.in: Skip line-map.h.
2631 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2632 Andrew Burgess <andrew.burgess@embecosm.com>
2634 * config/arc/arc.c (arc_conditional_register_usage): Take
2635 TARGET_RRQ_CLASS into account.
2636 (arc_print_operand): Support printing 'p' and 's' operands.
2637 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2639 (TARGET_RRQ_CLASS): Define.
2640 (IS_POWEROF2_OR_0_P): Define.
2641 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2643 (*tst_movb): New define_insn.
2644 (*tst): Avoid recognition if it could prevent '*tst_movb'
2645 combination; replace c/CnL with c/Chs alternative.
2646 (*tst_bitfield_tst): New define_insn.
2647 (*tst_bitfield_asr): New define_insn.
2648 (*tst_bitfield): New define_insn.
2649 (andsi3_i): Add Rrq variant.
2650 (extzv): New define_expand.
2651 (insv): New define_expand.
2652 (*insv_i): New define_insn.
2653 (*movb): New define_insn.
2654 (*movb_signed): New define_insn.
2655 (*movb_high): New define_insn.
2656 (*movb_high_signed): New define_insn.
2657 (*movb_high_signed + 1): New define_split pattern.
2658 (*mrgb): New define_insn.
2659 (*mrgb + 1): New define_peephole2 pattern.
2660 (*mrgb + 2): New define_peephole2 pattern.
2661 * config/arc/arc.opt (mbitops): New option for nps400, uses
2662 TARGET_NPS_BITOPS_DEFAULT.
2663 * config/arc/constraints.md (q): Make register class conditional.
2664 (Rrq): New register constraint.
2665 (Chs): New constraint.
2666 (Clo): New constraint.
2667 (Chi): New constraint.
2668 (Cbf): New constraint.
2669 (Cbn): New constraint.
2670 (C18): New constraint.
2671 (Cbi): New constraint.
2673 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2675 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2677 (bitmap_intersection_of_preds): Ditto.
2678 (bitmap_union_of_succs): Ditto.
2679 (bitmap_union_of_preds): Ditto.
2680 * sbitmap.c (do_popcount): Delete.
2681 (BITMAP_DEBUGGING): Delete.
2682 (sbitmap_verify_popcount): Delete.
2683 (sbitmap_alloc): Don't initialize the popcount field.
2684 (sbitmap_alloc_with_popcount): Delete.
2685 (sbitmap_resize): Don't resize the popcount array.
2686 (sbitmap_vector_alloc): Don't initialize the popcount field.
2687 (bitmap_copy): Don't copy the popcount array.
2688 (bitmap_clear): Don't clear the popcount array.
2689 (bitmap_clear): Delete the popcount array handling.
2690 (bitmap_ior_and_compl): Delete the popcount assert.
2691 (bitmap_not): Ditto.
2692 (bitmap_and_compl): Ditto.
2693 (bitmap_and): Delete the popcount array handling.
2694 (bitmap_xor): Ditto.
2695 (bitmap_ior): Ditto.
2696 (bitmap_or_and): Delete the popcount assert.
2697 (bitmap_and_or): Ditto.
2698 (popcount_table): Delete.
2699 (sbitmap_elt_popcount): Delete.
2700 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2701 (bitmap_set_bit): Delete the popcount assert.
2702 (bitmap_clear_bit): Ditto.
2703 (sbitmap_free): Don't free the popcount array.
2704 (sbitmap_alloc_with_popcount): Delete declaration.
2705 (sbitmap_popcount): Ditto.
2707 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2708 Andrew Burgess <andrew.burgess@embecosm.com>
2710 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2711 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2712 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2713 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2714 * config/arc/arc.opt (mcmem): New option.
2715 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2716 supply length for r/m alternative.
2717 (*extendqisi2_ac): Likewise.
2718 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2720 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2721 (movhi_insn): Likewise.
2722 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2723 (*zero_extendqihi2_i): Add r/Ucm alternative.
2724 (*zero_extendqisi2_ac): Likewise.
2725 (*zero_extendhisi2_i): Likewise.
2726 * config/arc/constraints.md (Uex): New memory constraint.
2727 (Ucm): New define_constraint.
2728 * config/arc/predicates.md (long_immediate_loadstore_operand):
2729 Return 0 for MEM with cmem_address address.
2730 (cmem_address_0): New predicates.
2731 (cmem_address_1): Likewise.
2732 (cmem_address_2): Likewise.
2733 (cmem_address): Likewise.
2735 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2737 * config/rs6000/rs6000.c (machine_function): Rename
2738 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2739 (rs6000_stack_info): Adjust.
2741 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2742 Andrew Burgess <andrew.burgess@embecosm.com>
2744 * config/arc/constraints.md (Usd): Convert to define_constraint.
2748 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2751 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2752 Add new peephole2 where the first insn is *mov<mode>_or instead of
2753 *mov<mode>_internal.
2755 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2757 * tracer.c (bb_seen): Make static.
2759 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2761 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2762 support, setup defaults.
2763 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2764 * config/arc/arc.c (arc_init): Add NPS400 support.
2765 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2766 (TARGET_ARC700): NPS400 is also an ARC700.
2767 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2769 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2772 * config/nds32/nds32.md (casesi): Don't access the operands array
2775 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2777 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2778 (or $-1,reg peephole2): Ditto.
2779 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2781 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2783 * doc/extend.texi (Common Function Attributes) [optimize]:
2784 Discourage use of the optimize attribute.
2786 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2788 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2789 special case builtin.
2790 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2791 ALTIVEC_BUILTIN_VEC_ADDE.
2792 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2793 support for ALTIVEC_BUILTIN_VEC_ADDE.
2794 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2795 for __builtin_vec_adde.
2797 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2799 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2800 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2802 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2805 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2806 attributes): Document cilkplus_runtime.
2808 2016-04-28 Martin Jambor <mjambor@suse.cz>
2810 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2811 this function. Call verify_expr on MEM_REFs and bases of other
2814 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2816 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2817 for WORD_REGISTER_OPERATIONS to runtime check.
2819 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2821 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2823 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2825 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2826 big-endian compilation.
2827 * config/arc/arc.md (addf3): Likewise.
2831 2016-04-28 Richard Biener <rguenther@suse.de>
2833 PR tree-optimization/70840
2834 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2835 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2836 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2837 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2839 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2841 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2842 and explain why in a comment.
2844 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2846 * config/arc/arc.md (cpu_facility): Add fpx variant.
2847 (subdf3): Prohibit use reverse sub when assist operations option
2849 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2850 instructions only when FPX is enabled.
2851 * testsuite/gcc.target/arc/trsub.c: New test.
2853 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2855 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2856 mult_operator when calculating "type" attribute.
2857 (*fop_<mode>_1_i387): Ditto.
2858 (*fop_xf_1_i387): Ditto.
2859 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2860 Use std::swap to swap operands. Use RTL expressions to generate
2863 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2864 Joern Rennecke <joern.rennecke@embecosm.com>
2866 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2868 (emit_pic_move): Remove.
2869 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2870 * config/arc/arc.c (emit_pic_move): Removed.
2871 (TARGET_HAVE_TLS): Define.
2872 (arc_conditional_register_usage): Test for arc_tp_regno.
2873 (arc_print_operand, arc_print_operand_address): Handle TLS
2875 (arc_needs_pcl_p): New function.
2876 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2877 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2878 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2879 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2880 (arc_legitimize_tls_address): Likewise.
2881 (DTPOFF_ZERO_SYM): Define.
2882 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2883 (arc_output_pic_addr_const): Print TLS unspecs.
2884 (prepare_pic_move): New function, replaces emit_pic_move.
2885 (arc_legitimate_constant_p): Handle TLS unspecs.
2886 (arc_legitimate_address_p): Likewise.
2887 (arc_rewrite_small_data_p): Use assert for TLS constants.
2888 (prepare_move_operands): Use prepare_pic_move.
2889 (arc_legitimize_address): Legitimize tls addresses.
2890 (arc_epilogue_uses): Check for arc_tp_regno.
2891 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2892 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2894 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2896 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2897 %(arc_tls_extra_start_spec).
2898 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2899 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2901 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2902 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2903 (UNSPEC_TLS_OFF): Add.
2905 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2906 (get_thread_pointersi): New patterns.
2907 * config/arc/arc.opt (mtp-regno): New option.
2908 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2909 (move_dest_operand): Likewise.
2910 * configure: Regenerate.
2911 * configure.ac: Add arc*-*-* case to test for tls.
2912 * doc/invoke.texi (ARC options): Document mtp-regno.
2914 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2916 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2917 the new ARC HS SIMD instructions.
2918 (arc_preferred_simd_mode): New function.
2919 (arc_autovectorize_vector_sizes): Likewise.
2920 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2921 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2922 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2923 (arc_init_builtins): Add new SIMD builtin types.
2924 (arc_split_move): Handle 64 bit vector moves.
2925 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2926 (TARGET_PLUS_QMACW): Define.
2927 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2928 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2929 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2930 (VSUBADD4H): New builtins.
2931 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2932 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2934 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2935 Matthias Klose <doko@debian.org>
2937 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2939 2016-04-28 Richard Biener <rguenther@suse.de>
2942 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2945 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2947 * common/config/sh/sh-common.c: Remove SH5 support.
2948 * config/sh/constraints.md: Likewise.
2949 * config/sh/config/sh/elf.h: Likewise.
2950 * config/sh/linux.h: Likewise.
2951 * config/sh/netbsd-elf.h: Likewise.
2952 * config/sh/predicates.md: Likewise.
2953 * config/sh/sh-c.c: Likewise.
2954 * config/sh/sh-protos.h: Likewise.
2955 * config/sh/sh.c: Likewise.
2956 * config/sh/sh.h: Likewise.
2957 * config/sh/sh.md: Likewise.
2958 * config/sh/sh.opt: Likewise.
2959 * config/sh/sync.md: Likewise.
2960 * config/sh/sh64.h: Delete.
2961 * config/sh/shmedia.h: Likewise.
2962 * config/sh/shmedia.md: Likewise.
2963 * config/sh/sshmedia.h: Likewise.
2964 * config/sh/t-netbsd-sh5-64: Likewise.
2965 * config/sh/t-sh64: Likewise.
2966 * config/sh/ushmedia.h: Likewise.
2968 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2970 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2971 general_reg_operand instead of register_operand predicate.
2973 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2975 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2977 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2979 * match.pd (A - B > A, A + B < A): New transformations.
2981 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2983 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2984 which defaults to true. Emit an outer pair of parentheses only if
2985 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2986 don't emit parentheses for the right-hand operand.
2988 2016-04-27 Jeff Law <law@redhat.com>
2990 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2992 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2994 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
2995 (altivec_lvx_<mode>_internal): Document.
2996 (altivec_lvx_<mode>_2op): New define_insn.
2997 (altivec_lvx_<mode>_1op): Likewise.
2998 (altivec_lvx_<mode>_2op_si): Likewise.
2999 (altivec_lvx_<mode>_1op_si): Likewise.
3000 (altivec_stvx_<mode>): Remove.
3001 (altivec_stvx_<mode>_internal): Document.
3002 (altivec_stvx_<mode>_2op): New define_insn.
3003 (altivec_stvx_<mode>_1op): Likewise.
3004 (altivec_stvx_<mode>_2op_si): Likewise.
3005 (altivec_stvx_<mode>_1op_si): Likewise.
3006 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3007 Expand vec_ld and vec_st during parsing.
3008 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3010 (altivec_expand_stvx_be): Likewise.
3011 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3012 address-masking behavior in RTL.
3013 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3014 address-masking behavior in RTL.
3015 (altivec_expand_builtin): Change builtin code arguments for calls
3016 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3017 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3018 presence of lvx/stvx patterns.
3019 (alignment_with_canonical_addr): New function.
3020 (alignment_mask): Likewise.
3021 (find_alignment_op): Likewise.
3022 (recombine_lvx_pattern): Likewise.
3023 (recombine_stvx_pattern): Likewise.
3024 (recombine_lvx_stvx_patterns): Likewise.
3025 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3026 stvx patterns from expand.
3027 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3029 (vector_altivec_store_<mode>): Likewise.
3031 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3033 * config/aarch64/aarch64.md
3034 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3035 remove the "fp" attributes.
3036 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3037 add the "simd" attributes.
3038 (*movdf_aarch64): Likewise.
3039 (*movtf_aarch64): Remove the "fp" attributes.
3040 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3041 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3043 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3045 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3046 rtx to rtx_code_label *.
3047 * rtl.h (maybe_set_first_label_num): Likewise.
3049 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3051 * df-core.c (df_add_problem): Make the problem param be const.
3052 (df_remove_problem): Make local "problem" be const.
3053 * df-problems.c (problem_RD): Make const.
3054 (problem_LR): Likewise.
3055 (problem_LIVE): Likewise.
3056 (problem_MIR): Likewise.
3057 (problem_CHAIN): Likewise.
3058 (problem_WORD_LR): Likewise.
3059 (problem_NOTE): Likewise.
3060 (problem_MD): Likewise.
3061 * df-scan.c (problem_SCAN): Likewise.
3062 * df.h (struct df_problem): Make field "dependent_problem" be
3064 (struct dataflow): Likewise for field "problem".
3065 (df_add_problem): Make param const.
3067 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3070 inter-unit moves to/from vector registers are enabled. Do not disable
3073 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3075 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3076 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3078 (enum df_problem_id): ...this new enum.
3079 (struct df_problem): Convert field "id" from "int" to
3082 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3084 * rtl.def: Update comment for "things in the instruction chain" to
3085 reflect the removal of the leading "i" field for INSN_UID in
3086 r210360. Fix bogus apostrophe.
3088 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3090 * config/i386/i386.md
3091 (lea arith with mem operand + setcc peephole2): Set operator mode.
3093 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3096 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3097 (dimode_scalar_to_vector_candidate_p): This.
3098 (timode_scalar_to_vector_candidate_p): New function.
3099 (scalar_to_vector_candidate_p): Likewise.
3100 (timode_check_non_convertible_regs): Likewise.
3101 (timode_remove_non_convertible_regs): Likewise.
3102 (remove_non_convertible_regs): Likewise.
3103 (remove_non_convertible_regs): Renamed to ...
3104 (dimode_remove_non_convertible_regs): This.
3105 (scalar_chain::~scalar_chain): Make it virtual.
3106 (scalar_chain::compute_convert_gain): Make it pure virtual.
3107 (scalar_chain::mark_dual_mode_def): Likewise.
3108 (scalar_chain::convert_insn): Likewise.
3109 (scalar_chain::convert_registers): Likewise.
3110 (scalar_chain::add_to_queue): Make it protected.
3111 (scalar_chain::emit_conversion_insns): Likewise.
3112 (scalar_chain::replace_with_subreg): Likewise.
3113 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3114 (scalar_chain::convert_op): Likewise.
3115 (scalar_chain::convert_reg): Likewise.
3116 (scalar_chain::make_vector_copies): Likewise.
3117 (scalar_chain::convert_registers): New pure virtual function.
3118 (class dimode_scalar_chain): New class.
3119 (class timode_scalar_chain): Likewise.
3120 (scalar_chain::mark_dual_mode_def): Renamed to ...
3121 (dimode_scalar_chain::mark_dual_mode_def): This.
3122 (timode_scalar_chain::mark_dual_mode_def): New function.
3123 (timode_scalar_chain::convert_insn): Likewise.
3124 (dimode_scalar_chain::convert_registers): Likewise.
3125 (scalar_chain::compute_convert_gain): Renamed to ...
3126 (dimode_scalar_chain::compute_convert_gain): This.
3127 (scalar_chain::replace_with_subreg): Renamed to ...
3128 (dimode_scalar_chain::replace_with_subreg): This.
3129 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3130 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3131 (scalar_chain::make_vector_copies): Renamed to ...
3132 (dimode_scalar_chain::make_vector_copies): This.
3133 (scalar_chain::convert_reg): Renamed to ...
3134 (dimode_scalar_chain::convert_reg ): This.
3135 (scalar_chain::convert_op): Renamed to ...
3136 (dimode_scalar_chain::convert_op): This.
3137 (scalar_chain::convert_insn): Renamed to ...
3138 (dimode_scalar_chain::convert_insn): This.
3139 (scalar_chain::convert): Call convert_registers.
3140 (convert_scalars_to_vector): Change to scalar_chain pointer to
3141 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3142 in 32-bit mode. Delete scalar_chain pointer. Call
3143 free_dominance_info in 64-bit mode.
3144 (pass_stv::gate): Remove TARGET_64BIT check.
3145 (ix86_option_override): Put the 64-bit STV pass before the CSE
3148 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3150 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3151 dw_loc_frame_offset field.
3152 * dwarf2out.c (new_loc_descr): Likewise.
3153 (resolve_args_picking_1): Turn the VISITED hash set into a
3154 FRAME_OFFSET hash map. Use it to associate a frame offset to
3155 visited nodes. Remove uses of the CHECKING_P macro.
3156 (resolve_args_picking): Update call to resolve_args_picking_1.
3158 2016-04-27 Martin Liska <mliska@suse.cz>
3160 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3161 (free_loop_data): Release vuses of groups.
3163 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3165 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3166 instead of redundant use_id and boolean have_use_for.
3167 (struct iv_use): Change sub_id into group_id. Remove field next.
3168 Move fields: related_cands, n_map_members, cost_map and selected
3170 (struct iv_group): ... here. New structure.
3171 (struct iv_common_cand): Use structure declaration directly.
3172 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3173 (MAX_CONSIDERED_USES): Rename macro to ...
3174 (MAX_CONSIDERED_GROUPS): ... here.
3175 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3176 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3177 (dump_uses): Rename to ...
3178 (dump_groups): ... here. Update all uses.
3179 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3180 (find_induction_variables): Refactor format of dump information.
3181 (record_sub_use): Delete.
3182 (record_use): Update all uses.
3183 (record_group): New function.
3184 (record_group_use, find_interesting_uses_op): Call above functions.
3186 (find_interesting_uses_cond): Ditto.
3187 (group_compare_offset): New function.
3188 (split_all_small_groups): Rename to ...
3189 (split_small_address_groups_p): ... here. Update all uses.
3190 (split_address_groups): Update all uses.
3191 (find_interesting_uses): Refactor format of dump information.
3192 (add_candidate_1): Update all uses. Remove redundant check on iv,
3194 (add_candidate, record_common_cand): Remove redundant assert.
3195 (add_iv_candidate_for_biv): Update use.
3196 (add_iv_candidate_derived_from_uses): Update all uses.
3197 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3198 (alloc_use_cost_map): Ditto.
3199 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3200 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3201 (determine_use_iv_cost_generic): Ditto.
3202 (determine_group_iv_cost_generic): Ditto.
3203 (determine_use_iv_cost_address): Ditto.
3204 (determine_group_iv_cost_address): Ditto.
3205 (determine_use_iv_cost_condition): Ditto.
3206 (determine_group_iv_cost_cond): Ditto.
3207 (determine_use_iv_cost): Ditto.
3208 (determine_group_iv_cost): Ditto.
3209 (set_autoinc_for_original_candidates): Update all uses.
3210 (find_iv_candidates): Update all uses. Refactor dump information.
3211 (determine_use_iv_costs): Ditto.
3212 (determine_iv_costs): Ditto.
3213 (iv_ca_cand_for_use): Rename to ...
3214 (iv_ca_cand_for_group): ... here. Update all uses.
3215 (iv_ca_add_use, iv_ca_add_group): Ditto.
3216 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3217 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3218 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3219 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3220 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3221 (create_new_iv, adjust_iv_update_pos): Ditto.
3222 (rewrite_use_address): Delete.
3223 (rewrite_use_address_1): Rename to ...
3224 (rewrite_use_address): ... here.
3225 (rewrite_use_compare): Update all uses.
3226 (rewrite_use): Delete.
3227 (rewrite_uses): Rename to ...
3228 (rewrite_groups): ... here. Update all uses.
3229 (remove_unused_ivs, free_loop_data): Update all uses.
3230 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3232 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3234 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3235 for WORD_REGISTER_OPERATIONS to runtime check.
3237 2016-04-27 Richard Biener <rguenther@suse.de>
3240 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3241 aggregate_value_p to determine if a function result is
3242 returned by reference.
3243 (ipa_pta_execute): Functions having their address taken are
3244 not automatically nonlocal.
3246 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3249 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3250 * fold-const.c (operand_equal_p): If flag_checking and
3251 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3252 and if it returns non-zero, assert iterative_hash_expr on both
3255 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3257 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3259 2016-04-27 Nick Clifton <nickc@redhat.com>
3262 * varasm.c (merge_weak): Generate an error if an attempt is made
3263 to convert a non-weak static function into a weak, public function.
3265 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3267 * params.def (MAX_PARTITION_SIZE): New param.
3268 * doc/invoke.texi: Document lto-max-partition.
3270 2016-04-27 Richard Biener <rguenther@suse.de>
3273 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3274 function cummulating used_from_other_partition, externally_visible
3275 and force_output from aliases.
3276 (refered_from_nonlocal_var): Likewise.
3277 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3278 node flags properly.
3280 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3282 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3283 (-Wmemset-elt-size): New item.
3285 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3288 * stor-layout.h (internal_reference_types): Delete.
3289 * stor-layout.c (reference_types_internal): Likewise.
3290 (internal_reference_types): Likewise.
3291 (layout_type) <REFERENCE_TYPE>: Adjust.
3293 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3296 * tree.h (inchash::add_expr): Add FLAGS argument.
3297 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3298 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3299 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3300 Formatting fix. Adjust recursive calls. For tcc_comparison,
3301 if swap_tree_comparison (code) is smaller than code, hash that
3302 and arguments in the other order. Hash CONVERT_EXPR the same
3303 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3304 of ADDR_EXPR of decl as the decl itself. Add or remove
3305 OEP_ADDRESS_OF from recursive flags as needed. For
3306 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3307 operands commutatively and only the third one normally.
3308 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3310 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3312 * config/rtems.h (LIB_SPEC): Add -latomic.
3314 2016-04-27 Joel Sherrill <joel@rtems.org>
3316 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3317 xilink.ld and flags not relevant to RTEMS.
3319 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3321 * toplev.c (backend_init_target): Avoid calling init_reload when using
3324 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3326 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3327 for loops rather than one for the whole function.
3329 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3331 * match.pd (X + CST CMP X): New transformation.
3333 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3335 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3336 * fold-const.c (fold_binary_loc): Remove 2 transformations
3337 superseded by match.pd.
3338 * match.pd (x+x -> x*2): Generalize to integers.
3340 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3342 * config/i386/i386.md (operation on memory peephole): Duplicate an
3343 existing peephole and adapt it to match lea rather than an operation
3346 PR rtl-optimization/57193
3347 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3349 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3351 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3353 * tree-if-conv.c (any_pred_load_store): New static variable.
3354 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3355 any_pred_load_store instead of and_mask_load_store.
3356 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3357 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3358 (combine_blocks, tree_if_conversion): Ditto.
3360 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3362 PR tree-optimization/70771
3363 PR tree-optimization/70775
3364 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3365 virtual PHI nodes. Delete parameter.
3366 (if_convertible_loop_p_1): Delete argument to above function.
3367 (predicate_all_scalar_phis): Delete code handling single-argument
3369 (tree_if_conversion): Mark and update virtual SSA.
3371 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3374 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3375 (x86_elf_aligned_common): Rename to ...
3376 (x86_elf_aligned_decl_common): ... this.
3377 Add decl arg. Switch to .lbss for largecomm object. Use
3378 LARGECOMM_SECTION_ASM_OP.
3379 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3381 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3382 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3384 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3385 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3387 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3390 * config/i386/i386.c (SECTION_LARGE): Define.
3391 (x86_64_elf_select_section): Set it for large data/bss sections.
3392 Only clear SECTION_WRITE for .lrodata.
3393 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3395 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3396 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3397 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3399 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3400 * doc/tm.texi: Regenerate.
3402 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3405 * configure.ac (--enable-checking): Document extra flag, for
3406 non-release builds default to --enable-checking=yes,extra.
3407 If misc checking and extra checking, define CHECKING_P to 2 instead
3409 * common.opt (fchecking=): Add.
3410 * doc/invoke.texi (-fchecking=): Document.
3411 * doc/install.texi: Document --enable-checking changes.
3412 * configure: Regenerated.
3413 * config.in: Regenerated.
3415 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3417 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3418 attribute instead of which_alternative.
3419 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3420 Use EXT_REX_SSE_REG_P where appropriate.
3422 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/predicates.md (const0_operand): Do not match
3425 const_wide_int code.
3426 (const1_operand): Ditto.
3428 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3430 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3431 for SSE constm1 operands and TARGET_AVX512VL.
3432 (*movti_internal): Ditto.
3433 (*mov<mode>_or): Use constm1_operand predicate.
3434 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3435 for SSE vector_all_ones operands and TARGET_AVX512VL.
3436 * config/i386/predicates.md (constm1_operand): New predicate.
3437 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3438 emission of constant -1 load.
3440 2016-04-25 Jason Merrill <jason@redhat.com>
3442 * gdbinit.in: Skip is-a.h.
3444 * attribs.c (register_scoped_attributes): Fix logic.
3445 * attribs.h: Declare register_scoped_attributes.
3447 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3449 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3450 stxvd2x and stxvw4x built-in functions.
3452 2016-04-25 DJ Delorie <dj@redhat.com>
3454 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3455 (ashrhi3): Likewise.
3456 (lshrhi3): Likewise.
3458 2016-04-25 Richard Biener <rguenther@suse.de>
3460 PR tree-optimization/70780
3461 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3463 (compute_antic): Mark blocks with abnormal preds as visited as
3464 they have a final empty antic-in solution already.
3466 2016-04-25 Michael Collison <michael.collison@linaro.org>
3468 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3470 2016-04-25 Michael Collison <michael.collison@linaro.org>
3472 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3473 mode is VQI to improve mixed mode vectorization.
3474 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3475 define_insn to match low half of signed vaddw.
3476 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3477 define_insn to match high half of signed vaddw.
3478 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3479 define_insn to match low half of unsigned vaddw.
3480 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3481 define_insn to match high half of unsigned vaddw.
3482 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3483 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3484 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3486 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3487 * config/arm/predicates.md (vect_par_constant_high): Support
3488 big endian and simplify by calling
3489 arm_simd_check_vect_par_cnst_half
3490 (vect_par_constant_low): Likewise.
3492 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3494 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3495 predicate for operand 2.
3497 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3498 H.J. Lu <hongjiu.lu@intel.com>
3500 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3501 machine_mode argument.
3502 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3503 constm1_rtx operands. For VOIDmode constants, get mode from
3504 pred_mode. Check mode size if the mode is supported by ABI.
3505 (standard_sse_constant_opcode): Do not use standard_constant_p.
3506 Strictly check ABI support for all-ones operands.
3507 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3508 immediates. Update calls to standard_sse_constant_p.
3509 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3510 (ix86_rtx_costs): Ditto.
3511 * config/i386/i386.md (*movxi_internal_avx512f): Use
3512 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3513 Use (v,BC) alternative instead of (v,C). Use register_operand
3514 checks instead of MEM_P.
3515 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3516 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3517 isa attribute. Use register_operand checks instead of MEM_P.
3518 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3519 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3520 alternative and corresponding sse2 isa attribute.
3521 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3522 to standard_sse_constant_p.
3523 (FP constant splitters): Ditto.
3524 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3526 * config/i386/predicates.md (constm1_operand): Remove.
3527 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3528 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3529 vector_all_ones_operand instead of constm1_operand.
3531 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3533 * print-rtl.c (print_rtx_insn_vec): New function.
3534 * print-rtl.h: New prototype.
3535 * store-motion.c (struct st_expr): Make avail_stores a vector.
3536 (st_expr_entry): Adjust.
3537 (free_st_expr_entry): Likewise.
3538 (print_store_motion_mems): Likewise.
3539 (find_moveable_store): Likewise.
3540 (compute_store_table): Likewise.
3541 (delete_store): Likewise.
3542 (build_store_vectors): Likewise.
3544 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3546 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3548 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3550 * vec.h (vec_safe_contains): New function.
3551 (vec::contains): Likewise.
3552 (vec::begin): Likewise.
3553 (vec::end): Likewise.
3555 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3558 * cfgexpand.c (expand_stack_vars): Fix typo.
3560 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3562 * system.h (list, map, set, vector): Include conditionally.
3563 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3564 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3565 * ipa-icf.c (INCLUDE_LIST): Define.
3566 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3567 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3568 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3569 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3570 * cp/logic.cc (INCLUDE_LIST): Define.
3571 * fortran/trans-common.c (INCLUDE_MAP): Define.
3573 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3575 * auto-profile.c: Remove <string.h> include.
3576 * ipa-icf-gimple.c: Remove <list> include.
3577 * diagnostic.c: Remove <new> include.
3578 * genmatch.c: Likewise.
3579 * pretty-print.c: Likewise.
3580 * toplev.c: Likewise
3581 * c/c-objc-common.c: Likewise.
3582 * cp/error.c: Likewise.
3583 * fortran/error.c: Likewise.
3585 2016-04-22 Richard Biener <rguenther@suse.de>
3587 * lto-streamer-in.c (input_ssa_names): Do not allocate
3588 GIMPLE_NOP for all SSA names.
3589 * lto-streamer-out.c (output_ssa_names): Do not output
3590 SSA names that should have been released.
3592 2016-04-22 Richard Biener <rguenther@suse.de>
3594 PR tree-optimization/70740
3595 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3598 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3601 * config/i386/predicates.md (call_insn_operand): Replace
3602 sibcall_memory_operand with memory_operand.
3604 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3606 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3607 has_single_use() tests.
3608 (register_edge_assert_for_1): Likewise.
3609 (find_assert_locations_1): Check the liveness bitmap instead of
3610 checking has_single_use().
3612 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3615 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3616 Extract AVX-512BW constraint from AVX.
3618 2016-04-21 Richard Biener <rguenther@suse.de>
3620 PR tree-optimization/70725
3621 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3622 for phi_convertible_by_degenerating_args.
3623 (predicate_all_scalar_phis): Handle single-argument PHIs.
3625 2016-04-21 Richard Biener <rguenther@suse.de>
3628 * fold-const.c (fold_comparison): Return properly typed
3631 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3633 PR tree-optimization/70715
3634 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3635 after expanding BASE using expand_simple_operations.
3637 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3639 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3640 New transformations.
3642 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3644 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3646 2016-04-20 Jan Hubicka <jh@suse.cz>
3648 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3649 ultiimate_alias_target.
3650 (update_callee_keys): Likewise.
3651 (lookup_recursive_calls): Likewise.
3652 (speculation_useful_p): Likewise.
3654 2016-04-20 Jan Hubicka <jh@suse.cz>
3657 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3658 (set_nothrow_flag_1): ... this; handle interposition correctly;
3659 recurse on aliases and thunks.
3660 (cgraph_node::set_nothrow_flag): New.
3661 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3662 functions compiled with non-call exceptions that binds to current
3664 (propagate_nothrow): Be safe WRT interposition.
3665 * cgraph.h (set_nothrow_flag): Update prototype.
3667 2016-04-18 Jan Hubicka <jh@suse.cz>
3669 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3670 max_loop_iterations_int.
3671 (tree_unswitch_outer_loop): Likewise.
3673 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3675 PR tree-optimization/69489
3676 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3677 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3678 Revise dump message.
3679 (if_convertible_bb_p): Remove check on edge count of basic block's
3682 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3684 PR tree-optimization/56625
3685 PR tree-optimization/69489
3686 * tree-data-ref.h (DR_INNERMOST): New macro.
3687 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3688 hashing struct innermost_loop_behavior.
3689 (ref_DR_map): Remove.
3690 (innermost_DR_map): New map.
3691 (baseref_DR_map): Revise comment.
3692 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3693 to innermost_DR_map accroding to its innermost loop behavior.
3694 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3695 to its innermost loop behavior.
3696 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3697 Add initialization for innermost_DR_map. Record memory reference
3698 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3699 have innermost loop behavior.
3700 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3703 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3705 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3706 *lea_general_1. Use explicit SWI12 mode interator.
3707 (*lea<mode>_general_2): Rename from *lea_general_2.
3708 Use explicit SWI12 mode interator.
3709 (*lea<mode>_general_3): Rename from *lea_general_3.
3710 Use explicit SWI12 mode interator.
3711 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3712 Use explicit SWI12 mode interator.
3713 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3714 Use explicit SWI48 mode interator.
3716 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3718 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3719 Short-cut unaligned load and store cases. Handle all integer
3721 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3722 and store cases. Call ix86_avx256_split_vector_move_misalign
3723 directly without checking mode class.
3725 2016-04-20 Andrew Pinski <apinski@cavium.com>
3726 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3729 * config/aarch64/aarch64.md (sibcall): Force call
3730 address to be DImode for ILP32.
3731 (sibcall_value): Likewise.
3733 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3735 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3737 2016-04-20 Richard Biener <rguenther@suse.de>
3739 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3740 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3741 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3742 (maybe_push_res_to_seq): Adjust.
3743 * gimple-fold.c (maybe_build_generic_op): Likewise.
3745 2016-04-20 Marek Polacek <polacek@redhat.com>
3747 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3750 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3752 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3753 use kmovw to support AVX512F target.
3755 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3757 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3759 2016-04-20 Marek Polacek <polacek@redhat.com>
3761 PR tree-optimization/70725
3762 * tree-if-conv.c (is_false_predicate): New function.
3763 (predicate_mem_writes): Use it.
3765 2016-04-20 Richard Biener <rguenther@suse.de>
3767 PR tree-optimization/70726
3768 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3769 shift amounts from a pattern stmt operand.
3771 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3774 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3775 stack_restore_from_fpr pattern when restoring r15.
3776 (s390_optimize_prologue): Strip away the memory barrier in the
3777 parallel when trying to get rid of restore insns.
3778 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3779 definition for loading the stack pointer from an FPR. Compared to
3780 the normal move insn this pattern includes a full memory barrier.
3782 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3785 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3786 implicitly linear or lastprivate iterator on the outer context.
3788 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3790 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3792 * config/i386/i386.md (ssememalign): Removed.
3793 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3795 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3798 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3799 const short * to __builtin_ia32_loaddquhi512_mask.
3800 (_mm512_maskz_loadu_epi16): Likewise.
3801 (_mm512_mask_storeu_epi16): Pass short * to
3802 __builtin_ia32_storedquhi512_mask.
3803 (_mm512_mask_loadu_epi8): Pass const char * to
3804 __builtin_ia32_loaddquqi512_mask.
3805 (_mm512_maskz_loadu_epi8): Likewise.
3806 (_mm512_mask_storeu_epi8): Pass char * to
3807 __builtin_ia32_storedquqi512_mask.
3808 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3809 const double * to __builtin_ia32_loadupd512_mask.
3810 (_mm512_mask_loadu_pd): Likewise.
3811 (_mm512_maskz_loadu_pd): Likewise.
3812 (_mm512_storeu_pd): Pass double * to
3813 __builtin_ia32_storeupd512_mask.
3814 (_mm512_mask_storeu_pd): Likewise.
3815 (_mm512_loadu_ps): Pass const float * to
3816 __builtin_ia32_loadups512_mask.
3817 (_mm512_mask_loadu_ps): Likewise.
3818 (_mm512_maskz_loadu_ps): Likewise.
3819 (_mm512_storeu_ps): Pass float * to
3820 __builtin_ia32_storeups512_mask.
3821 (_mm512_mask_storeu_ps): Likewise.
3822 (_mm512_mask_loadu_epi64): Pass const long long * to
3823 __builtin_ia32_loaddqudi512_mask.
3824 (_mm512_maskz_loadu_epi64): Likewise.
3825 (_mm512_mask_storeu_epi64): Pass long long *
3826 to __builtin_ia32_storedqudi512_mask.
3827 (_mm512_loadu_si512): Pass const int * to
3828 __builtin_ia32_loaddqusi512_mask.
3829 (_mm512_mask_loadu_epi32): Likewise.
3830 (_mm512_maskz_loadu_epi32): Likewise.
3831 (_mm512_storeu_si512): Pass int * to
3832 __builtin_ia32_storedqusi512_mask.
3833 (_mm512_mask_storeu_epi32): Likewise.
3834 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3835 char * to __builtin_ia32_storedquqi256_mask.
3836 (_mm_mask_storeu_epi8): Likewise.
3837 (_mm256_mask_loadu_epi16): Pass const short * to
3838 __builtin_ia32_loaddquhi256_mask.
3839 (_mm256_maskz_loadu_epi16): Likewise.
3840 (_mm_mask_loadu_epi16): Pass const short * to
3841 __builtin_ia32_loaddquhi128_mask.
3842 (_mm_maskz_loadu_epi16): Likewise.
3843 (_mm256_mask_loadu_epi8): Pass const char * to
3844 __builtin_ia32_loaddquqi256_mask.
3845 (_mm256_maskz_loadu_epi8): Likewise.
3846 (_mm_mask_loadu_epi8): Pass const char * to
3847 __builtin_ia32_loaddquqi128_mask.
3848 (_mm_maskz_loadu_epi8): Likewise.
3849 (_mm256_mask_storeu_epi16): Pass short * to.
3850 __builtin_ia32_storedquhi256_mask.
3851 (_mm_mask_storeu_epi16): Pass short * to.
3852 __builtin_ia32_storedquhi128_mask.
3853 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3854 const double * to __builtin_ia32_loadupd256_mask.
3855 (_mm256_maskz_loadu_pd): Likewise.
3856 (_mm_mask_loadu_pd): Pass onst double * to
3857 __builtin_ia32_loadupd128_mask.
3858 (_mm_maskz_loadu_pd): Likewise.
3859 (_mm256_mask_storeu_pd): Pass double * to
3860 __builtin_ia32_storeupd256_mask.
3861 (_mm_mask_storeu_pd): Pass double * to
3862 __builtin_ia32_storeupd128_mask.
3863 (_mm256_mask_loadu_ps): Pass const float * to
3864 __builtin_ia32_loadups256_mask.
3865 (_mm256_maskz_loadu_ps): Likewise.
3866 (_mm_mask_loadu_ps): Pass const float * to
3867 __builtin_ia32_loadups128_mask.
3868 (_mm_maskz_loadu_ps): Likewise.
3869 (_mm256_mask_storeu_ps): Pass float * to
3870 __builtin_ia32_storeups256_mask.
3871 (_mm_mask_storeu_ps): ass float * to
3872 __builtin_ia32_storeups128_mask.
3873 (_mm256_mask_loadu_epi64): Pass const long long * to
3874 __builtin_ia32_loaddqudi256_mask.
3875 (_mm256_maskz_loadu_epi64): Likewise.
3876 (_mm_mask_loadu_epi64): Pass const long long * to
3877 __builtin_ia32_loaddqudi128_mask.
3878 (_mm_maskz_loadu_epi64): Likewise.
3879 (_mm256_mask_storeu_epi64): Pass long long * to
3880 __builtin_ia32_storedqudi256_mask.
3881 (_mm_mask_storeu_epi64): Pass long long * to
3882 __builtin_ia32_storedqudi128_mask.
3883 (_mm256_mask_loadu_epi32): Pass const int * to
3884 __builtin_ia32_loaddqusi256_mask.
3885 (_mm256_maskz_loadu_epi32): Likewise.
3886 (_mm_mask_loadu_epi32): Pass const int * to
3887 __builtin_ia32_loaddqusi128_mask.
3888 (_mm_maskz_loadu_epi32): Likewise.
3889 (_mm256_mask_storeu_epi32): Pass int * to
3890 __builtin_ia32_storedqusi256_mask.
3891 (_mm_mask_storeu_epi32): Pass int * to
3892 __builtin_ia32_storedqusi128_mask.
3893 * config/i386/i386-builtin-types.def (PCSHORT): New.
3895 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3896 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3897 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3898 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3899 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3900 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3901 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3902 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3903 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3904 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3905 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3906 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3907 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3908 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3909 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3910 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3911 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3912 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3913 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3914 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3915 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3916 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3917 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3918 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3919 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3920 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3921 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3922 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3923 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3924 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3925 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3926 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3927 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3928 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3929 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3930 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3931 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3932 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3933 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3934 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3935 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3936 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3937 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3938 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3939 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3940 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3941 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3942 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3943 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3945 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3946 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3948 (ix86_expand_vector_move_misalign): Likewise.
3949 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3950 to scalar function prototype for unaligned load/store builtins.
3951 (ix86_expand_special_args_builtin): Updated.
3952 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3953 (UNSPEC_STOREU): Likewise.
3954 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3955 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3956 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3957 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3958 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3959 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3960 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3961 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3962 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3963 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3964 (<avx512>_storedqu<mode>_mask): Likewise.
3965 (*sse4_2_pcmpestr_unaligned): Likewise.
3966 (*sse4_2_pcmpistr_unaligned): Likewise.
3967 (*mov<mode>_internal): Renamed to ...
3968 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3969 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3970 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3971 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3973 2016-04-19 Richard Biener <rguenther@suse.de>
3975 PR tree-optimization/70171
3976 * tree-ssa-phiprop.c: Include stor-layout.h.
3977 (phiprop_insert_phi): Handle the aggregate copy case.
3978 (propagate_with_phi): Likewise.
3980 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3982 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3983 instead of simplify_gen_subreg (... , 0).
3984 (ix86_delegitimize_address): Ditto.
3985 (ix86_split_divmod): Ditto.
3986 (ix86_split_copysign_const): Ditto.
3987 (ix86_split_copysign_var): Ditto.
3988 (ix86_expand_args_builtin): Ditto.
3989 (ix86_expand_round_builtin): Ditto.
3990 (ix86_expand_special_args_builtin): Ditto.
3991 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
3992 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
3993 (udivmodqi4): Ditto.
3994 (absneg splitters): Ditto.
3995 (*jcc_bt<mode>_1): Ditto.
3997 2016-04-19 Richard Biener <rguenther@suse.de>
3999 PR tree-optimization/70724
4000 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4001 restoring out from ...
4002 (free_scc_vn): ... here.
4003 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4004 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4006 (pass_fre::execute): Restore SSA info.
4008 2016-04-19 Richard Biener <rguenther@suse.de>
4010 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4011 * gimple-walk.c (walk_gimple_op): Initialize it.
4012 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4013 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4014 remapping SSA names of defs.
4015 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4018 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4021 * lra-constraints.c (equiv_substition_p): New.
4022 (process_alt_operands): Use it.
4023 (swap_operands): Swap it.
4024 (curr_insn_transform): Update it.
4026 2016-04-18 Michael Matz <matz@suse.de>
4028 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4029 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4030 * tree-core.h (tree_type_common.align): Use bit-field.
4031 (tree_type_common.spare): New.
4032 (tree_decl_common.off_align): Make smaller.
4033 (tree_decl_common.align): Use bit-field.
4035 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4036 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4037 (scan_sharing_clauses): Ditto.
4038 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4039 (omp_finish_file): Ditto.
4040 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4041 (layout_decl): Ditto.
4042 (relayout_decl): Ditto.
4043 (finalize_record_size): Use SET_TYPE_ALIGN.
4044 (finalize_type_size): Ditto.
4045 (finish_builtin_struct): Ditto.
4046 (layout_type): Ditto.
4047 (initialize_sizetypes): Ditto.
4048 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4049 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4050 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4051 (get_chain_field): Ditto.
4052 (get_trampoline_type): Ditto.
4053 (get_nl_goto_field): Ditto.
4054 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4056 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4057 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4058 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4059 (build_qualified_type): Use SET_TYPE_ALIGN.
4060 (build_aligned_type, build_range_type_1): Ditto.
4061 (build_atomic_base): Ditto.
4062 (build_common_tree_nodes): Ditto.
4063 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4064 (expand_one_stack_var_at): Ditto.
4065 * coverage.c (build_var): Use SET_DECL_ALIGN.
4066 * except.c (init_eh): Ditto.
4067 * function.c (assign_parm_setup_block): Ditto.
4068 * symtab.c (increase_alignment_1): Ditto.
4069 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4070 * tree-vect-stmts.c (ensure_base_align): Ditto.
4071 * varasm.c (align_variable): Ditto.
4072 (assemble_variable): Ditto.
4073 (build_constant_desc): Ditto.
4074 (output_constant_def_contents): Ditto.
4076 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4077 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4078 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4079 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4080 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4082 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4085 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4086 replace %vmovsd with "%vmovq".
4087 (vec_concatv2df): Likewise.
4089 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4091 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4092 (*vec_extractv2si_0): Ditto.
4093 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4094 (zero_extended_scalar_load_operand splitters): Ditto.
4095 (vec_extract splitters): Ditto.
4096 (*vec_extractv4si_0_zext): Ditto.
4097 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4099 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4100 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4101 (*sse4_1_extractps): Use lowpart_subreg.
4102 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4104 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4106 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4108 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4109 Mention Solaris 11 packaging changes.
4110 Update gas and gld requirements.
4111 Remove reference to pre-Solaris 10 bug.
4112 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4114 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4117 2016-04-17 Jan Hubicka <jh@suse.cz>
4119 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4120 max_loop_iterations_int.
4122 2016-04-18 Richard Biener <rguenther@suse.de>
4124 PR tree-optimization/43434
4125 * tree-ssa-structalias.c (struct vls_data): New.
4126 (visit_loadstore): Handle all pointer-based accesses.
4127 (compute_dependence_clique): Compute a bitmap of restrict tags
4128 assigned bases and pass it to visit_loadstore.
4130 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4133 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4134 armv8.1-a and armv8.1-a+crc.
4136 2016-04-18 Richard Biener <rguenther@suse.de>
4138 PR tree-optimization/70701
4139 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4140 references after translating through a memcpy.
4142 2016-04-18 Richard Biener <rguenther@suse.de>
4144 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4145 (compute_antic): ... here. For partial antic use regular
4146 postorder and scrap iteration.
4147 (compute_partial_antic_aux): Remove unused return value.
4148 (init_pre): Do not allocate postorder.
4149 (fini_pre): Do not free postorder.
4151 2016-04-18 Richard Biener <rguenther@suse.de>
4154 * expmed.c (extract_bit_field_1): Remove broken case
4155 using a wider MODE_INT mode.
4157 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4159 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4160 unless compiling with at least GCC-4.8.
4162 2016-04-17 Jan Hubicka <jh@suse.cz>
4165 * graphite.c (graphite_finalize): Update call to
4166 tree_estimate_probability.
4167 * predict.h (tree_estimate_probability): Update prototype.
4169 2016-04-17 Jan Hubicka <jh@suse.cz>
4171 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4172 (tree_estimate_probability): Likewise.
4173 (pass_profile::execute): Update.
4174 (report_predictor_hitrates): New function.
4175 * profile.c (compute_branch_probabilities): Use it.
4176 * predict.h (report_predictor_hitrates): Declare.
4178 2016-04-17 Jan Hubicka <jh@suse.cz>
4181 * cgraph.h (cgraph_node::set_const_flag,
4182 cgraph_node::set_pure_flag): Update prototype to return bool;
4184 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4185 of interposable symbol are interposable, too.
4186 (cgraph_set_const_flag_1): Rename to ...
4187 (set_const_flag_1): ... this one; change to self recursive function
4188 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4189 clearnig the flag in all variants and also virtual thunks of const
4190 functions are pure; track if any change was done.
4191 (cgraph_node::set_const_flag): Update.
4192 (struct set_pure_flag_info): New struct.
4193 (cgraph_set_pure_flag_1): Rename to ...
4194 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4195 rather than pointer encoded flags; track if any changes was done;
4196 handle correctly clearning flag and setting flag of aliases already
4198 (cgraph_node::set_pure_flag): Update.
4199 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4201 2016-04-17 Tom de Vries <tom@codesourcery.com>
4204 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4207 2016-04-17 Tom de Vries <tom@codesourcery.com>
4209 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4210 '{}<> ' as escape-for-record.
4212 2016-04-17 Tom de Vries <tom@codesourcery.com>
4214 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4217 2016-04-17 Tom de Vries <tom@codesourcery.com>
4220 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4221 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4222 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4223 * passes.c (finish_optimization_passes): Only call
4224 finish_graph_dump_file if dfi->graph_dump_initialized.
4225 (execute_function_dump, pass_init_dump_file): Use
4226 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4228 2016-04-17 Tom de Vries <tom@codesourcery.com>
4230 PR tree-optimization/70256
4231 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4232 (debug_varmap): New function.
4234 2016-04-17 Tom de Vries <tom@codesourcery.com>
4237 * passes.c (pass_manager::register_pass): Propagate pflags.
4239 2016-04-17 Tom de Vries <tom@codesourcery.com>
4242 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4243 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4244 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4245 check if it's equal to p_start.
4246 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4248 2016-04-15 Jan Hubicka <jh@suse.cz>
4251 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4252 function does not bind to current def.
4253 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4254 handle conservatively calls to functions that does not need to bind
4256 (check_call): Update call of worse_state.
4257 (ignore_edge_for_nothrow): Update.
4258 (ignore_edge_for_pure_const): Likewise.
4259 (propagate_pure_const): Update calls to worse_state.
4260 (skip_function_for_local_pure_const): Reformat comments.
4262 2016-04-15 Jan Hubicka <jh@suse.cz>
4265 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4266 (cgraph_node::function_symbol): Likewise.
4267 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4268 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4269 (symtab_node::ultimate_alias_target): Add REF parameter.
4270 (symtab_node::binds_to_current_def_p): Declare.
4271 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4272 (cgraph_node::function_symbol): Likewise.
4273 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4274 (cgraph_node::get_availability): Likewise.
4275 (cgraph_edge::binds_to_current_def_p): New inline function.
4276 (varpool_node::get_availability): Add REF parameter.
4277 (varpool_node::ultimate_alias_target): Likewise.
4278 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4279 (symtab_node::binds_to_current_def_p): Likewise.
4280 * varpool.c (varpool_node::get_availability): Likewise.
4282 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4285 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4286 Fix mode size check.
4288 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4290 * BASE-VER: Set to 7.0.0.
4292 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4294 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4296 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4298 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4299 architecture revisions.
4301 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4303 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4304 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4305 * config/i386/i386.md (stack decrement to push peepholes): Guard
4306 with !x86_using_red_zone ().
4308 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4311 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4312 to dump_generic_node.
4313 (NIY): Pass also flags to do_niy.
4315 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4317 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4318 (simd_clone_vector_of_formal_parm_types)
4319 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4320 (simd_clone_mangle, simd_clone_create)
4321 (simd_clone_adjust_return_type, create_tmp_simd_array)
4322 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4323 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4324 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4325 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4326 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4327 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4328 * omp-simd-clone.c: ... this new file.
4329 (simd_clone_vector_of_formal_parm_types): Make it static.
4330 * Makefile.in (OBJS): Add omp-simd-clone.o.
4332 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4335 * config/i386/sse.md: Use proper memory operand modifiers.
4338 2016-04-15 Richard Biener <rguenther@suse.de>
4339 Alan Modra <amodra@gmail.com>
4341 PR tree-optimization/70130
4342 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4343 when alignment stays not the same and no not use the realign
4346 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4349 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4350 direct move handlers for KFmode. Change TFmode handlers test from
4351 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4353 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4356 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4357 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4358 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4359 * tree-ssa-live.c (remove_unused_scope_block_p): When
4360 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4361 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4362 block_ultimate_origin is FUNCTION_DECL.
4363 (remove_unused_locals): If current_function_decl is
4364 polymorphic_ctor_dtor_p, pass initial true to
4365 remove_unused_scope_block_p' is_ctor_dtor_block.
4367 2016-04-14 Martin Sebor <msebor@redhat.com>
4372 * doc/extend.texi (Variable Length): Revert.
4374 2016-04-14 Marek Polacek <polacek@redhat.com>
4375 Jan Hubicka <hubicka@ucw.cz>
4378 * tree.c (verify_type): Disable the canonical type of main variant
4381 2016-04-14 Jason Merrill <jason@redhat.com>
4383 * cfgexpand.c, expr.c: Revert previous change.
4385 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4388 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4389 when building a mem ref for the incoming reduction variable.
4391 2016-04-14 Richard Biener <rguenther@suse.de>
4393 PR tree-optimization/70614
4394 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4395 loop if the evolution dropped to chrec_dont_know.
4396 (interpret_condition_phi): Likewise.
4398 2016-04-14 Richard Biener <rguenther@suse.de>
4400 PR tree-optimization/70623
4401 * tree-ssa-pre.c (changed_blocks): Make global ...
4402 (compute_antic): ... local here. Move and fix worklist
4403 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4404 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4405 worklist handling, dump when ANTIC_IN changed.
4406 (compute_partial_antic_aux): Remove worklist handling.
4407 (init_pre): Do not compute post dominators. Add a comment about
4408 the CFG order chosen.
4409 (fini_pre): Do not free post dominators.
4411 2016-04-13 Martin Sebor <msebor@redhat.com>
4416 * doc/extend.texi (Variable Length): Document C++ specifics.
4418 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4421 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4422 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4423 eh edges have been purged.
4426 * tree-sra.c (create_access_replacement,
4427 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4429 * tree-pretty-print.c (dump_fancy_name): New function.
4430 (dump_decl_name, dump_generic_node): Use it.
4432 2016-04-13 Jason Merrill <jason@redhat.com>
4434 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4435 * expr.c (expand_expr_real_1): Likewise.
4437 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4439 * config/i386/i386.md (kunpckhi): Swap operands.
4440 (kunpcksi): Likewise.
4441 (kunpckdi): Likewise.
4442 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4443 (vec_pack_trunc_<mode>): Likewise.
4445 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4448 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4451 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4452 gimplification turns some element into non-constant.
4455 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4456 * explow.c (convert_memory_address_addr_space_1): No longer static,
4457 add NO_EMIT argument and don't call convert_modes if true, pass
4458 it down recursively, remove break after return.
4459 (convert_memory_address_addr_space): Adjust caller.
4460 * simplify-rtx.c (simplify_unary_operation_1): Call
4461 convert_memory_address_addr_space_1 instead of convert_memory_address,
4462 if it returns NULL, don't simplify.
4464 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4467 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4469 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4471 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4472 Bump the upper SIMDLEN limits, so that if the return type or
4473 characteristic type if the return type is void can be passed in
4474 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4477 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4480 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4481 Do not use "=" constraint on an input constraint.
4482 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4483 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4484 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4485 generates (neg (abs ...)) instead of (abs ...).
4487 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4489 PR rtl-optimization/70596
4490 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4491 just invalidate LRA data and reset them. Adjust dump wording.
4493 2016-04-12 Martin Liska <mliska@suse.cz>
4496 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4498 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4500 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4501 max_loop_iterations_int.
4502 (tree_unswitch_outer_loop): Likewise.
4503 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4504 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4506 2016-04-12 Tom de Vries <tom@codesourcery.com>
4508 PR tree-optimization/68756
4509 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4510 instead of new_name.
4512 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4514 PR tree-optimization/70602
4515 * tree-sra.c (generate_subtree_copies): Don't write anything into
4516 constant pool decls.
4518 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4519 regardless whether there are depend clauses or not.
4521 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4524 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4525 target attribute and pragma from changing the -mfloat128
4526 and -mfloat128-hardware options.
4528 * doc/extend.texi (Additional Floating Types): Document PowerPC
4529 __float128 restrictions.
4531 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4534 * config/aarch64/driver-aarch64.c
4535 (aarch64_get_extension_string_for_isa_flags): New.
4536 (arch_extension): Rename to...
4537 (aarch64_arch_extension): ...This.
4538 (ext_to_feat_string): Rename to...
4539 (aarch64_extensions): ...This.
4540 (aarch64_core_data): Keep track of architecture extension flags.
4541 (cpu_data): Rename to...
4542 (aarch64_cpu_data): ...This.
4543 (aarch64_arch_driver_info): Keep track of architecture extension
4545 (get_arch_name_from_id): Rename to...
4546 (get_arch_from_id): ...This, change return type.
4547 (host_detect_local_cpu): Update and reformat for renames, handle
4548 extensions through common infrastructure.
4550 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4553 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4554 track of a canonical flag name.
4555 (all_extensions): Likewise.
4556 (arch_to_arch_name): Also track extension flags enabled by the arch.
4557 (all_architectures): Likewise.
4558 (aarch64_parse_extension): Move to here.
4559 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4561 (aarch64_rewrite_selected_cpu): Update for above change.
4562 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4563 are handled, such that the single explicit value enabled by an
4564 extension is kept seperate from the implicit values it also enables.
4565 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4567 (aarch64_parse_extension): New.
4568 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4569 here to config/aarch64/aarch64-protos.h.
4570 (aarch64_parse_extension): Move from here to
4571 common/config/aarch64/aarch64-common.c.
4572 (aarch64_option_print): Update.
4573 (aarch64_declare_function_name): Likewise.
4574 (aarch64_start_file): Likewise.
4575 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4576 the canonical flag for extensions.
4577 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4580 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4582 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4585 2016-04-09 Tom de Vries <tom@codesourcery.com>
4587 PR tree-optimization/68953
4588 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4589 first to last subscript.
4591 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4593 PR tree-optimization/70586
4594 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4597 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4601 PR tree-optimization/70373
4605 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4606 clauses for acc parallel reductions as necessary. Error on those
4608 * omp-low.c (scan_sharing_clauses): Don't install variables which
4609 are used in acc parallel reductions.
4610 (lower_rec_input_clauses): Remove dead code.
4611 (lower_oacc_reductions): Add support for reference reductions.
4612 (lower_reduction_clauses): Remove dead code.
4613 (lower_omp_target): Don't remap variables appearing in acc parallel
4615 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4617 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4620 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4621 with multiple SSA_NAME defs, force the outputs other than first
4622 to be live before calling live_track_process_def on each output.
4624 PR rtl-optimization/70574
4625 * fwprop.c (forward_propagate_and_simplify): Don't add
4626 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4627 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4628 paradoxical subregs within *loc.
4630 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4632 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4633 -ftree-parallelize-loops={0,1}.
4634 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4635 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4636 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4637 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4638 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4640 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4643 * asan.c (instrument_derefs): If we get unknown location, extract it
4645 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4647 2016-04-08 Tom de Vries <tom@codesourcery.com>
4649 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4650 implicit firstprivate clause.
4652 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4655 * config/arm/thumb2.md (tst + branch-> lsls + branch
4656 peephole below *orsi_not_shiftsi_si): Require that condition
4657 register is dead after the peephole.
4658 (second peephole after the above): Likewise.
4660 2016-04-08 Alan Modra <amodra@gmail.com>
4663 * builtins.c (fold_builtin_classify): For IBM extended precision,
4664 look at just the high-order double to test for NaN.
4665 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4666 test just the high double for Inf but both doubles for subnormal
4669 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4671 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4672 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4673 node->simdclone->mask_mode != VOIDmode masks.
4674 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4675 earlier, use it instead of node->simdclone.
4676 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4677 Set clonei->mask_mode.
4679 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4682 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4683 Pass it through to cp_parser_already_scoped_statement.
4684 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4685 it through to cp_parser_statement.
4686 (cp_parser_statement): Pass IF_P through to
4687 cp_parser_iteration_statement.
4688 (cp_parser_pragma): Adjust call to
4689 cp_parser_iteration_statement.
4691 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4694 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4695 resolve a future -Wparentheses warning.
4696 * omp-low.c (scan_sharing_clauses): Likewise.
4697 * tree-parloops.c (eliminate_local_variables): Likewise.
4699 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4701 PR rtl-optimization/70398
4702 * lra-constraints.c (process_address_1): Check zero scale and code
4703 for reloading with zero scale.
4705 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4707 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4708 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4710 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4712 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4713 Add support for AVX512F clones, include them by default for
4714 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4715 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4719 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4720 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4721 firstprivate clauses.
4722 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4723 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4724 (lower_omp_target): Set TREE_NO_WARNING for
4725 non-addressable possibly uninitialized vars which are copied into
4726 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4728 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4730 * config/pa/predicates.md (integer_store_memory_operand): Accept
4731 REG+D operands with a large offset when reload_in_progress is true.
4732 (floating_point_store_memory_operand): Likewise.
4734 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4737 * match.pd (nested int casts): Limit to GIMPLE.
4739 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4742 * ipa-devirt.c (maybe_record_node): Fix comment; use
4743 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4745 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4747 PR rtl-optimization/70542
4748 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4749 if there are any uses other than insn or debug insns.
4751 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4752 Jakub Jelinek <jakub@redhat.com>
4754 PR tree-optimization/70509
4755 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4756 Shift HOST_WIDE_INT_1U instead of 1.
4758 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4760 PR tree-optimization/70509
4761 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4762 of the vector base type for index.
4764 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4767 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4769 2016-04-05 Richard Biener <rguenther@suse.de>
4771 PR tree-optimization/70526
4772 * tree-sra.c (build_ref_for_offset): Use prev_base to
4773 extract the alias pointer type.
4775 2016-04-05 Richard Biener <rguenther@suse.de>
4777 * dse.c (struct store_info): Remove alias_set member.
4778 (struct read_info_type): Likewise.
4779 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4780 spill_deleted, clear_alias_set_lookup): Remove.
4781 (get_group_info): Remove dead base == NULL_RTX case.
4782 (dse_step0): Remove initialization of removed variables.
4783 (delete_dead_store_insn): Reomve alias set dumping.
4784 (free_read_records): Remove alias_set handling.
4785 (canon_address): Remove alias_set_out parameter.
4786 (record_store): Remove spill_alias_set, it's always zero.
4787 (check_mem_read_rtx): Likewise.
4788 (dse_step2): Rename from ...
4789 (dse_step2_nospill): ... this. Adjust.
4790 (scan_stores): Rename from ...
4791 (scan_stores_nospill): ... this.
4792 (scan_reads): Rename from ...
4793 (scan_reads_nospill): ... this.
4794 (scan_stores_spill, scan_reads_spill): Remove.
4795 (dse_step3_scan): Remove for_spills argument which is always false.
4796 (dse_step3): Likewise.
4797 (dse_step5): Rename from ...
4798 (dse_step5_nospill): ... this. Remove alias_set handling.
4799 (rest_of_handle_dse): Adjust.
4801 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4804 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4805 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4806 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4807 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4809 2016-04-05 Richard Biener <rguenther@suse.de>
4812 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4813 non-register type temporaries into SSA.
4815 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4818 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4819 calls when sanitizing.
4820 (possible_polymorphic_call_target_p): Fix formatting.
4822 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4823 Jakub Jelinek <jakub@redhat.com>
4826 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4827 to ensure a call statement is compatible with a built-in's
4829 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4832 2016-04-04 Richard Biener <rguenther@suse.de>
4834 PR rtl-optimization/70484
4835 * rtl.h (canon_output_dependence): Declare.
4836 * alias.c (canon_output_dependence): New function.
4837 * dse.c (record_store): Use canon_output_dependence rather
4838 than canon_true_dependence.
4840 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4843 * cgraph.h (symtab_node::copy_visibility_from): New function.
4844 * symtab.c (symtab_node::copy_visibility_from): New function.
4845 * ipa-visibility.c (optimize_weakref): New function.
4846 (function_and_variable_visibility): Use it.
4848 2016-04-04 Martin Liska <mliska@suse.cz>
4851 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4852 value that is really in range handled by SBR instruction.
4853 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4854 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4855 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4857 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4861 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4862 set, but not for SP_REG operands.
4864 2016-04-02 Martin Sebor <msebor@redhat.com>
4867 * fold-const.c (maybe_nonzero_address): New function.
4868 (fold_comparison): Call it. Fold equality and relational
4869 expressions involving null pointers.
4870 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4872 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4874 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4875 the "Y" constraint (scalar FP 0.0 immediate).
4877 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4878 Add the "const_double" to the list of operand constraints.
4880 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4882 PR rtl-optimization/70467
4883 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4884 If low word of the last operand is 0, just emit addition/subtraction
4887 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4890 * config/s390/s390.c (s390_expand_insv): Check for everything
4891 constant instead of just VOIDmode stuff.
4893 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4896 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4898 2016-04-01 Nathan Sidwell <nathan@acm.org>
4900 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4902 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4904 PR rtl-optimization/70461
4905 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4908 2016-03-31 Martin Liska <mliska@suse.cz>
4911 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4912 a tree value or an immediate integer value to a buffer
4913 that is eventually copied to a BRIG section.
4914 (emit_immediate_operand): Call the function here.
4915 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4916 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4917 of class' fields that are removed.
4918 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4919 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4920 m_brig_repr_size fields.
4922 2016-03-31 Martin Liska <mliska@suse.cz>
4925 * hsa-gen.c (hsa_function_representation::update_dominance): New
4927 (convert_addr_to_flat_segment): Likewise.
4928 (gen_hsa_memory_set): New alignment argument.
4929 (gen_hsa_ctor_assignment): Likewise.
4930 (gen_hsa_insns_for_single_assignment): Provide alignment
4931 to gen_hsa_ctor_assignment.
4932 (gen_hsa_insns_for_direct_call): Add new argument.
4933 (expand_lhs_of_string_op): New function.
4934 (expand_string_operation_builtin): Likewise.
4935 (expand_memory_copy): New function.
4936 (expand_memory_set): New function.
4937 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4938 (convert_switch_statements): Change signature.
4939 (generate_hsa): Use a return value of the function.
4940 (pass_gen_hsail::execute): Do not call
4941 convert_switch_statements here.
4942 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4943 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4944 (hsa_function_representation::update_dominance): New function.
4946 2016-03-31 Martin Liska <mliska@suse.cz>
4949 * hsa-brig.c (emit_directive_variable): Emit alignment
4950 according to hsa_symbol::m_align.
4951 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4952 (dump_hsa_symbol): Dump alignment of HSA symbols.
4953 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4954 (gen_hsa_addr_with_align): New function.
4955 (hsa_bitmemref_alignment): Use newly added function.
4956 (gen_hsa_insns_for_load): Likewise.
4957 (gen_hsa_insns_for_store): Likewise.
4958 (gen_hsa_memory_copy): New argument added.
4959 (gen_hsa_insns_for_single_assignment): Respect
4960 alignment for assignments processed via gen_hsa_memory_copy.
4961 (gen_hsa_insns_for_direct_call): Likewise.
4962 (gen_hsa_insns_for_return): Likewise.
4963 (gen_function_def_parameters): Set default alignment.
4964 * hsa.c (hsa_object_alignment): New function.
4965 (hsa_byte_alignment): Pasted function.
4966 * hsa.h (hsa_symbol::m_align): New field.
4968 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4970 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4971 scratch field for goto case.
4973 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4975 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4977 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4980 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4981 (scalar_chain::convert_insn): Call convert_op for reg
4982 moves to handle undefined registers.
4984 2016-03-31 Nathan Sidwell <nathan@acm.org>
4987 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4988 Assert we don't want to move backwards.
4990 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4993 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4995 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4997 PR rtl-optimization/70460
4998 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4999 with operand from REG_LABEL_OPERAND, instead substitute
5000 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5001 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5003 2016-03-31 Martin Liska <mliska@suse.cz>
5005 * passes.c (execute_one_pass): Do not call
5006 todo_after for a discarded function.
5008 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5010 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5011 (no_cost, infinite_cost): Initialize the new field.
5012 (get_computation_cost_at): Record setup cost.
5013 (determine_use_iv_cost_address): Skip cost computation for sub
5014 uses if we can estimate it without losing accuracy.
5016 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5018 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5020 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5021 max_loop_iterations_int.
5022 (tree_unswitch_outer_loop): Likewise.
5023 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5024 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5026 2016-03-30 Richard Biener <rguenther@suse.de>
5029 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5031 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5034 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5035 in gen_blendm expander.
5037 2016-03-30 Nick Clifton <nickc@redhat.com>
5040 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5041 case where we are already provided with an SImode SUBREG.
5043 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5046 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5047 conflict between DRAP register and __builtin_eh_return.
5049 2016-03-30 Michael Matz <matz@suse.de>
5050 Richard Biener <rguenther@suse.de>
5053 * ipa-polymorphic-call.c (struct type_change_info): Change
5054 speculative to an unsigned allowing to limit the work we do.
5055 (csftc_abort_walking_p): New inline function..
5056 (check_stmt_for_type_change): Limit the number of may-defs
5057 skipped for speculative devirtualization to
5058 max-speculative-devirt-maydefs.
5059 * params.def (max-speculative-devirt-maydefs): New param.
5060 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5062 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5065 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5068 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5070 PR tree-optimization/59124
5071 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5072 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5074 2016-03-29 Jeff Law <law@redhat.com>
5076 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5078 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5080 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5083 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5085 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5086 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5087 gcrt0.o if linking dynamically.
5089 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5092 * ipa-devirt.c (methods_equal_p): New function.
5093 (compare_virtual_tables): Use it.
5094 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5095 * cgraphclones.c (clone_function_name_1): Use
5096 symbol_table::symbol_suffix_separator.
5097 * coverage.c (build_var): Likewise.
5098 * symtab.c (symbol_table::symbol_suffix_separator): New.
5100 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5102 PR rtl-optimization/70429
5103 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5104 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5105 mode != result_mode.
5108 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5110 PR tree-optimization/70405
5111 * ssa-iterators.h (num_imm_uses): Add missing braces.
5113 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5115 PR rtl-optimization/68695
5116 * ira-color.c (allocno_copy_cost_saving): New.
5117 (improve_allocation): Use it.
5119 2016-03-29 Richard Henderson <rth@redhat.com>
5122 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5124 2016-03-29 Richard Biener <rguenther@suse.de>
5127 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5128 use alignment returned by get_pointer_alignment_1 if it is
5129 bigger than BITS_PER_UNIT.
5130 * builtins.c (get_pointer_alignment_1): Do not return true
5131 for alignment extracted from SSA info.
5133 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5135 * config/ft32/ft32.opt (mnodiv): New.
5136 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5137 * doc/invoke.texi (FT32 Options -mnodiv): New.
5139 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5142 * config/i386/i386.md (define_split, andn): Fix modes.
5144 2016-03-26 Richard Biener <rguenther@suse.de>
5145 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5148 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5150 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5151 as 2nd argument to cl_optimization_restore().
5153 2016-03-25 Richard Henderson <rth@redhat.com>
5156 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5157 * config/aarch64/aarch64-protos.h: Declare it.
5158 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5160 2016-03-25 Alan Modra <amodra@gmail.com>
5163 * config/rs6000/constraints.md (j): Simplify.
5164 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5166 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5167 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5168 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5169 in all constraint alternatives.
5170 (movtd_64bit_nodm): Delete "j" constraint alternative.
5172 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5174 * tree-ssa-propagate.c: Enhance docs for
5175 SSA_PROP_NOT_INTERESTING.
5177 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5179 * doc/extend.texi: Fix typo in documentation to pure attribute.
5181 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5184 * config/pa/pa.md (bswapdi2): Use a scratch register.
5186 2016-03-24 Richard Henderson <rth@redhat.com>
5189 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5192 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5194 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5195 using ix86_expand_binary_operator instead of gen_andsi3.
5197 2016-03-24 Richard Biener <rguenther@suse.de>
5199 PR tree-optimization/70396
5200 * tree-vect-stmts.c (vectorizable_comparison): Use
5201 get_vectype_for_scalar_type.
5203 2016-03-24 Richard Biener <rguenther@suse.de>
5206 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5207 with register bases.
5209 2016-03-24 Richard Biener <rguenther@suse.de>
5211 PR tree-optimization/70372
5212 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5213 build_all_ones_cst to also handle vector types correctly.
5215 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5218 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5221 2016-03-23 Marek Polacek <polacek@redhat.com>
5224 * doc/invoke.texi: Document -Wignored-attributes.
5226 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5228 PR tree-optimization/69042
5229 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5230 parameter from 30 to 40.
5232 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5234 PR tree-optimization/69042
5235 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5236 for use with constant offset stripped in base.
5238 2016-03-23 Richard Biener <rguenther@suse.de>
5241 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5242 mode compatibility check.
5243 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5245 2016-03-23 Jeff Law <law@redhat.com>
5247 PR tree-optimization/64058
5248 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5250 (struct ssa_conflicts): Move up earlier in the file.
5251 (conflicts_, var_map_): New static variables.
5252 (initialize_conflict_count): New function to initialize the
5253 CONFLICT_COUNT field for each conflict pair.
5254 (compare_pairs): Lazily initialize the conflict count and use it
5255 as the first tie-breaker.
5256 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5257 and wipe conflicts_ and map_ around the call to qsort. Remove
5258 special case for 2 coalesce pairs.
5259 * bitmap.c (bitmap_count_unique_bits): New function.
5260 (bitmap_count_bits_in_word): New function, extracted from
5262 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5263 * bitmap.h (bitmap_count_unique_bits): Declare it.
5265 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5268 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5269 transparent alias chain for decl assembler name.
5270 * config/sol2.c (solaris_assemble_visibility): Likewise.
5272 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5274 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5276 (v10_fdivs): Likewise.
5277 (v10_fdivd): Likewise.
5279 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5282 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5283 to not call fclose twice on file.
5285 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5287 PR tree-optimization/70354
5288 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5289 oprnd0 is wider than oprnd1 and there is a cast from the wider
5290 type to oprnd1, mask it with the mask of the narrower type.
5293 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5294 Optimize TARGET_STV splitters, if high or low word of last argument
5297 2016-03-22 Jeff Law <law@redhat.com>
5300 tree-ssa-threadbackward.c
5301 (fsm_find_control_statement_thread_paths): Correctly distinguish
5302 between old style jump threads vs FSM jump threads.
5304 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5307 * config/i386/i386.c (scalar_chain::convert_op): Support
5308 uninitialized register usage case.
5310 2016-03-22 Richard Biener <rguenther@suse.de>
5313 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5315 (capture::gen_transform): ... to change behavior when substituting
5316 a condition into cond or not-cond expr context.
5317 (dt_simplify::gen_1): Adjust.
5318 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5319 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5320 last change and instead change to
5321 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5322 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5324 2016-03-22 Anthony Green <green@moxielogic.com>
5326 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5327 issue for moxiebox targets.
5328 (CC1PLUS_SPEC): Ditto.
5330 2016-03-22 Richard Biener <rguenther@suse.de>
5333 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5336 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5338 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5340 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5343 * config/i386/i386.c (def_builtin): Handle
5344 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5346 (const struct builtin_description bdesc_special_args[]):
5347 Remove duplicate ISA bits.
5349 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5352 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5353 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5354 in a way that works also for AVX512BW.
5357 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5358 instead of source if operands[1] is xmm16 and above and
5359 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5360 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5363 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5364 on assign if (*from_p) is a comparison, set it to
5365 TREE_NO_WARNING (*from_p).
5367 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5370 * lra.c (restore_scratches): Ignore deleted insns.
5372 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5373 Jakub Jelinek <jakub@redhat.com>
5375 PR tree-optimization/70317
5376 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5379 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5382 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5383 of ix86_expand_move.
5385 (movti): Use general_operand for operand 1 predicate.
5387 2016-03-21 Martin Liska <mliska@suse.cz>
5389 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5391 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5393 2016-03-21 Martin Liska <mliska@suse.cz>
5396 * ipa-icf.c (sem_function::parse): Skip static
5397 constructors and destructors.
5399 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5402 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5403 function-like macro, peek following token(s) if it is followed
5404 by CPP_OPEN_PAREN token with optional padding in between, and
5405 if not, don't treat it like a macro.
5407 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5408 Alexander Monakov <amonakov@ispras.ru>
5410 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5411 for the stabs debug format.
5413 2016-03-21 Richard Biener <rguenther@suse.de>
5415 PR tree-optimization/70310
5416 * tree-vect-generic.c (expand_vector_condition): Fold the built
5419 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5422 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5423 Block third alternative for AVX-512VL target,
5425 2016-03-21 Martin Liska <mliska@suse.cz>
5428 * hsa-brig.c (emit_function_directives): Mark unemitted
5429 global variables for emission.
5430 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5431 (get_symbol_for_decl): Likewise.
5432 * hsa.h (struct hsa_symbol): New flag.
5434 2016-03-21 Richard Biener <rguenther@suse.de>
5436 PR tree-optimization/70288
5437 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5438 we do not estimate unsimplified all-constant conditionals or
5439 switches as optimized away.
5441 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5443 PR rtl-optimization/69102
5444 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5445 when we have a readonly dependency context.
5447 2016-03-18 Jeff Law <law@redhat.com>
5449 PR rtl-optimization/70263
5450 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5451 (update_equiv_regs): When trying to move a store to after the insn
5452 that sets the source of the store, make sure the store occurs after
5453 the insn that sets the source of the store. When successful note
5454 the REG_EQUIV note created in the dump file.
5456 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5457 Bernd Schmidt <bschmidt@redhat.com>
5459 * doc/extend.texi: Document more potential problems with basic asms.
5461 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5463 PR rtl-optimization/70278
5464 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5467 2016-03-18 Jason Merrill <jason@redhat.com>
5469 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5471 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5473 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5474 values to 128b regs.
5476 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5478 PR tree-optimization/70252
5479 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5480 boolean vector has a proper number of elements.
5481 (supportable_narrowing_operation): Likewise.
5483 2016-03-18 Tom de Vries <tom@codesourcery.com>
5486 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5488 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5490 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5491 instead of replace_rtx for DEBUG_INSNs.
5493 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5495 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5496 load type reservations.
5498 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5501 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5502 define_constraint for "Q" and "T" constraints.
5504 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5506 Tweak the pipeline model for Exynos M1
5508 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5511 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5514 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5515 where one or both locations aren't within a line_map.
5517 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5520 * opts.c (finish_options): Don't set flag_pie to the default if
5521 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5524 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5526 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5527 true as ALL_REGS argument to replace_rtx.
5529 2016-03-17 Richard Biener <rguenther@suse.de>
5532 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5535 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5538 * rtl.h (replace_rtx): Add ALL_REGS argument.
5539 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5540 equality and assert mode is the same, instead of just rtx pointer
5542 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5543 true as ALL_REGS argument to replace_rtx.
5545 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5547 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5548 for boolean vector with vector mode only.
5549 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5551 2016-03-17 Nick Clifton <nickc@redhat.com>
5554 * config/rx/rx.c (rx_print_integer): Print negative constants in
5557 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5560 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5562 2016-03-16 Richard Henderson <rth@redhat.com>
5563 Richard Biener <rguenth@suse.de>
5568 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5569 first operand as is_gimple_condexpr.
5574 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5575 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5576 Do not gimplify the result.
5577 (do_unop): Adjust call to tree_vec_extract.
5578 (do_binop): Likewise.
5579 (do_compare): Likewise.
5580 (do_plus_minus): Likewise.
5581 (do_negate): Likewise.
5582 (expand_vector_condition): Likewise.
5583 (do_cond): Likewise.
5585 2016-03-16 Richard Henderson <rth@redhat.com>
5588 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5589 (aarch64_classify_address): Use it.
5590 (aarch64_legitimize_address): Force all subexpressions of PLUS
5591 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5593 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5594 Richard Biener <rguenth@suse.de>
5597 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5598 return to even if only REGNO is equal, and assert
5601 2016-03-11 Jeff Law <law@redhat.com>
5603 PR rtl-optimization/70224
5604 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5606 2016-03-16 Richard Henderson <rth@redhat.com>
5609 * function.h (struct function): Add has_forced_label_in_static.
5610 * gimplify.c (force_labels_r): Set it.
5611 * lto-streamer-in.c (input_struct_function_base): Read it.
5612 * lto-streamer-out.c (output_struct_function_base): Write it.
5613 * tree-inline.c (has_label_address_in_static_1): Remove.
5614 (copy_forbidden): Remove fndecl parameter; test
5615 has_forced_label_in_static.
5616 (inline_forbidden_p): Update call to copy_forbidden.
5617 (tree_versionable_function_p): Likewise.
5618 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5619 (chkp_versioning): Likewise.
5620 * tree-inline.h (copy_forbidden): Update decl.
5622 2016-03-16 Marek Polacek <polacek@redhat.com>
5625 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5626 function being thunked if the result type doesn't have fixed size.
5627 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5628 doesn't have fixed size.
5630 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5632 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5633 reporting malformed loop nest.
5635 2016-03-16 Tom de Vries <tom@codesourcery.com>
5638 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5639 nodes.length () == 1 test to before first nodes[0] access.
5641 2016-03-16 Tom de Vries <tom@codesourcery.com>
5643 PR tree-optimization/68715
5644 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5647 2016-03-16 Tom de Vries <tom@codesourcery.com>
5649 PR tree-optimization/68809
5650 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5653 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5654 Sandra Loosemore <sandra@codesourcery.com>
5656 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5657 on leaf attribute. Mention ELF interposition problems.
5659 2016-03-16 Alan Modra <amodra@gmail.com>
5661 PR rtl-optimization/69195
5662 PR rtl-optimization/47992
5663 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5666 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5669 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5671 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5673 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5675 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5677 PR rtl-optimization/70222
5678 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5679 optimization if mode is different from result_mode, queue up masking
5680 of the result in outer_op. Formatting fix.
5683 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5686 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5688 PR rtl-optimization/69032
5689 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5690 looping backwards over basic block insns.
5692 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5695 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5696 to non-speculative when propagating trap bits.
5698 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5700 PR rtl-optimization/63384
5701 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5704 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5707 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5708 factored out from ...
5709 (sched_analyze_insn): ... here.
5710 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5711 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5712 get_implicit_reg_pending_clobbers in it.
5713 (setup_id_reg_sets): Use setup_id_implicit_regs.
5714 (deps_init_id): Ditto.
5716 2016-03-15 Tom de Vries <tom@codesourcery.com>
5719 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5721 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5722 execute_function_dump.
5723 (execute_one_pass): Don't dump function if it will be dumped after ipa
5726 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5728 * genrecog.c (match_pattern_2): If pred is NULL don't call
5729 safe_predicate_mode on it.
5731 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5734 * lra-constraints.c (delete_move_and_clobber): Change assertion
5735 to also allow dregno == 0.
5737 2016-03-14 Richard Henderson <rth@redhat.com>
5740 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5741 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5742 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5743 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5746 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5749 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5751 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5753 * lra-constraints.c (split_reg): For hard regs, try to find the
5754 biggest single-register mode used in the function.
5756 2016-03-14 Richard Biener <rguenther@suse.de>
5758 PR tree-optimization/56365
5759 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5760 constants to compare against.
5762 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5765 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5766 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5767 (define_split for the GPR case): Use int_reg_operand instead of
5768 gpc_reg_operand for the output.
5770 2016-03-14 Tom de Vries <tom@codesourcery.com>
5772 PR tree-optimization/70045
5773 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5774 create_empty_if_region_on_edge argument.
5776 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5778 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5779 (STACK_CHECK_PROTECT): Likewise.
5780 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5781 (STACK_CHECK_PROTECT): Likewise.
5782 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5783 (STACK_CHECK_PROTECT): Likewise.
5784 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5785 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5786 (STACK_CHECK_PROTECT): Likewise.
5788 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5790 PR rtl-optimization/69307
5791 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5792 registers in modes that span more than one register.
5794 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5797 * lra-constraints.c (delete_move_and_clobber): New.
5798 (remove_inheritance_pseudos): Use it.
5800 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5803 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5804 the libcall is LCT_THROW.
5805 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5806 for the checking routine.
5808 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5811 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5812 optimization if we have direct move.
5813 (roundu32<mode>2_fprs): Likewise.
5815 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5818 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5820 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5821 Arguments swapped. All callers changed. Take reg_renumber into
5822 account, and Calculate and compare register ranges for hard regs.
5824 2016-03-11 Jeff Law <law@redhat.com>
5826 PR tree-optimization/70190
5827 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5828 Handle cases where we can not extract the taken edge, even though we
5829 found a constant value.
5831 PR tree-optimization/64058
5832 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5833 (num_coalesce_pairs): Move up earlier in file.
5834 (find_coalesce_pair): Initialize the INDEX field for each pair
5836 (compare_pairs): No longer sort on the elements in each pair.
5837 Instead break ties with the index of the coalesce pair.
5839 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5842 * config/aarch64/aarch64-protos.h
5843 (aarch64_save_restore_target_globals): New prototype.
5844 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5845 Call the above when popping pragma.
5846 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5848 (aarch64_set_current_function): Rewrite using the above.
5850 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5852 PR tree-optimization/70177
5853 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5854 (extract_ops_from_tree): ... this. In the 2 argument
5855 overload remove _1 suffix.
5856 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5857 (extract_ops_from_tree): ... this.
5858 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5860 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5861 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5862 extract_ops_from_tree instead of 2 operand one.
5864 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5866 PR tree-optimization/70013
5867 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5868 for constant-pool entries.
5870 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5872 PR rtl-optimization/70174
5873 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5874 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5876 PR tree-optimization/70169
5877 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5878 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5881 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5882 Jakub Jelinek <jakub@redhat.com>
5885 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5886 of uninitialized values.
5888 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5890 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5892 ("*trunctddd2"): New pattern definition.
5893 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5896 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5898 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5899 definitions for BFP and DFP rounding modes.
5900 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5901 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5902 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5903 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5906 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5908 * config/s390/constraints.md: Adjust comment.
5909 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5910 s390_decompose_addrstyle_without_index.
5911 * config/s390/predicates.md (shift_count_or_setmem_operand):
5912 Rename to setmem_operand.
5913 * config/s390/s390-protos.h
5914 (s390_decompose_shift_count): Rename to
5915 s390_decompose_addrstyle_without_index.
5916 * config/s390/s390.c (s390_decompose_shift_count)
5917 (s390_mem_constraint, print_shift_count_operand)
5918 (print_operand_address, print_operand): Rename
5919 s390_decompose_shift_count to
5920 s390_decompose_addrstyle_without_index and rename
5921 print_shift_count_operand to print_addrstyle_operand troughout the
5923 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5924 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5925 Rename shift_count_or_setmem_operand to setmem_operand.
5926 * config/s390/vx-builtins.md ("vec_insert<mode>")
5927 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5930 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5933 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5934 Handle overlapping retval and newval.
5936 2016-03-10 Nick Clifton <nickc@redhat.com>
5939 * config/aarch64/aarch64.c
5940 (aarch64_override_options_after_change_1): When forcing
5941 flag_omit_frame_pointer to be true, use a special value that can
5942 be detected if this function is called again, thus preventing
5943 flag_omit_leaf_frame_pointer from being forced to be false.
5945 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5947 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5948 Set x_flag_omit_leaf_frame_pointer when handling
5949 -momit-leaf-frame-pointer.
5951 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5954 * cgraph.c (cgraph_node::dump): Dump split_part and
5955 indirect_call_target.
5956 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5957 * ipa.c (has_addr_references_p): Cleanup.
5958 (is_indirect_call_target_p): New.
5959 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5960 called indirectly as local.
5961 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5963 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5966 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5967 on cxa_pure_virtual.
5969 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5972 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5974 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5977 * tree.c (need_assembler_name_p): Only record main variant type names.
5979 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5982 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5983 Always define to 0 or 1.
5984 (TARGET_FIX_ERR_A53_843419): New macro.
5985 * config/aarch64/aarch64-elf-raw.h
5986 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5987 * config/aarch64/aarch64-linux.h: Likewise.
5988 * config/aarch64/aarch64.c
5989 (aarch64_override_options_after_change_1): Do not default
5990 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5992 (aarch64_attributes): Handle fix-cortex-a53-843419.
5993 (aarch64_can_inline_p): Likewise.
5994 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5996 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5997 Jakub Jelinek <jakub@redhat.com>
5999 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6000 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6001 DECL_COMMONS if flag_unconstrained_commons is set.
6002 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6003 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6004 (funconstrained-commons): Document.
6006 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6008 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6009 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6011 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6013 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6014 has a proper number of elements.
6016 2016-03-10 Alan Modra <amodra@gmail.com>
6018 PR rtl-optimization/69195
6019 PR rtl-optimization/47992
6020 * ira.c (recorded_label_ref): Delete.
6021 (update_equiv_regs): Return void.
6022 (indirect_jump_optimize): New function.
6023 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6024 before regstat_compute_ri. Don't rebuild_jump_labels here.
6025 Delete update_regstat.
6027 2016-03-10 Richard Biener <rguenther@suse.de>
6029 PR tree-optimization/70128
6030 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6031 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6033 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6035 PR tree-optimization/70152
6036 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6037 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6040 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6041 instead of gen_sse2_loadlpd.
6042 * config/i386/sse.md (*vec_concatv2df): Rename to...
6043 (vec_concatv2df): ... this.
6045 PR tree-optimization/70127
6046 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6048 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6052 * diagnostic-show-locus.c (compatible_locations_p): New function.
6053 (layout::layout): Sanitize ranges using compatible_locations_p.
6055 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6059 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6060 location_range param with three const expanded_locations * and a
6062 (layout::layout): Replace call to
6063 rich_location::lazily_expand_location with get_expanded_location.
6064 Extract the range and perform location expansion here, passing
6065 the results to the layout_range ctor.
6066 * diagnostic.c (source_range::debug): Delete.
6067 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6068 of rich_location::get_expanded_location.
6069 * gcc-rich-location.c (get_range_for_expr): Delete.
6070 (gcc_rich_location::add_expr): Reimplement to avoid the
6071 rich_location::add_range overload that took a location_range,
6072 passing a location_t instead.
6074 2016-03-09 Richard Biener <rguenther@suse.de>
6075 Jakub Jelinek <jakub@redhat.com>
6077 PR tree-optimization/70138
6078 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6079 Also skip vect_double_reduction_def.
6081 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6084 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6085 if the operand is "m".
6087 2016-03-09 Nathan Sidwell <nathan@acm.org>
6089 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6091 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6093 * config/i386/i386.c (processor_target_table): Fix cost table
6094 intialization order for znver1.
6096 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6098 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6099 - becuase -> because.
6100 * ipa-reference.c (ignore_module_statics): Likewise.
6101 * cgraph.c (cgraph_node::get_body): Likewise.
6102 * ipa-inline.c (early_inliner): Likewise.
6103 * ipa-devirt.c (types_same_for_odr): Likewise.
6104 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6105 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6107 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6109 * tree-ssa-math-opts.c: Fix typo in comment.
6111 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6114 * config/i386/i386.c (scalar_chain::make_vector_copies,
6115 scalar_chain::convert_reg): Call end_sequence in between
6116 get_insns and emit_conversion_insns rather than after both
6119 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6122 * config/i386/i386.h (machine_function): Add
6123 pc_thunk_call_expanded flag.
6124 (ix86_pc_thunk_call_expanded): New define.
6125 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6126 (*set_got): Rename insn pattern from set_got.
6127 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6128 * config/i386/i386.c (ix86_compute_frame_layout): Use
6129 ix86_pc_thunk_call_expanded to prevent red-zone.
6131 2016-03-07 Martin Jambor <mjambor@suse.cz>
6133 * hsa.h (hsa_get_ctor_statements): Declare.
6134 (hsa_get_dtor_statements): Likewise.
6135 (hsa_get_kernel_dispatch_type): Likewise.
6136 * hsa.c (hsa_get_ctor_statements): New function.
6137 (hsa_get_dtor_statements): Likewise.
6138 (hsa_get_kernel_dispatch_type): Likewise.
6139 * hsa-brig.c (hsa_cdtor_statements): Removed.
6140 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6141 hsa_get_dtor_statements.
6142 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6143 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6145 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6147 * config/arm/arm-cores.def (cortex-r8): New.
6148 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6149 * config/arm/arm-tune.md: Likewise.
6150 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6152 2016-03-07 Martin Sebor <msebor@redhat.com>
6154 PR rtl-optimization/19705
6155 * doc/invoke.texi (Options That Control Optimization): Clarify
6156 -fno-branch-count-reg.
6158 2016-02-26 Richard Biener <rguenther@suse.de>
6159 Jeff Law <law@redhat.com>
6161 PR tree-optimization/69740
6162 * cfghooks.c (remove_edge): Request loop fixups if we delete
6163 an edge that might turn an irreducible loop into a natural
6165 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6166 Move after definition of loops_state_clear.
6168 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6170 PR rtl-optimization/69052
6171 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6174 2016-03-07 Tom de Vries <tom@codesourcery.com>
6176 PR tree-optimization/70116
6177 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6178 is_tm_ending stmts and ubsan/asan internal functions.
6179 (find_duplicate): Use it. Don't test is_tm_ending here.
6181 2016-03-07 Richard Biener <rguenther@suse.de>
6183 PR tree-optimization/70115
6184 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6185 (propagate_constants_for_unrolling): Use replace_uses_by.
6187 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6190 * omp-low.c (struct oacc_loop): Add ifns.
6191 (new_oacc_loop_raw): Initialize it.
6192 (finish_oacc_loop): Clear mask & flags if no ifns.
6193 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6194 (oacc_loop_xform_loop): Add ifns arg & adjust.
6195 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6197 2016-03-07 Richard Henderson <rth@redhat.com>
6200 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6201 (insert_value_copy_on_edge): Likewise.
6203 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6205 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6207 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6210 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6212 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6214 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6216 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6218 Fix sseimul type attribute.
6219 * config/i386/znver1.md
6220 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6221 znver1_sseimul_avx256_load) : Fix the type attribute.
6222 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6223 pipe usage and latency.
6225 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6228 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6229 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6232 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6235 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6237 PR rtl-optimization/69941
6238 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6239 the reg share its mode.
6241 2016-03-04 Jeff Law <law@redhat.com>
6243 PR tree-optimization/69196
6244 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6245 If the both SSA_NAMEs are anonymous, then consider them unassociated
6246 and include the PHI in the statement count.
6248 2016-03-05 Tom de Vries <tom@codesourcery.com>
6250 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6251 construct in oacc routine. Check for oacc region in oacc routine.
6253 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6256 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6257 2016-02-22 changes, instead don't recurse if RECUR is already true.
6258 Don't change *dynamic_check if RECUR. Adjust recursive caller
6259 to pass true to the new argument.
6260 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6263 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6264 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6266 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6268 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6270 PR rtl-optimization/57676
6271 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6274 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6276 * tree-vect-patterns.c (search_type_for_mask): Handle
6277 comparison of booleans.
6279 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6281 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6285 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6286 all other ops that have dw_val_class_die_ref operands,
6287 and DW_OP_GNU_entry_value.
6289 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6291 PR rtl-optimization/69904
6292 * config/arm/arm.c (arm_cannot_copy_insn_p):
6293 Return true for load-exclusive instructions.
6295 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6298 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6299 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6300 the pattern no matter if it is used just by non-pattern, pattern
6302 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6303 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6304 oprnd1 def_stmt is in pattern, don't look through it.
6306 2016-03-03 Marek Polacek <polacek@redhat.com>
6309 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6311 2016-03-03 Martin Liska <mliska@suse.cz>
6313 PR tree-optimization/70043
6314 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6315 previous statement if we see a debug statement.
6317 2016-03-03 Richard Biener <rguenther@suse.de>
6319 PR tree-optimization/55936
6320 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6321 parameter and guard unsafe equivalence use.
6322 (vrp_evaluate_conditional_warnv_with_ops): Always use
6323 safe equivalences but not via the quadratic compare_names
6326 2016-03-03 Michael Collison <michael.collison@linaro.org>
6329 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6330 for operand 1 to s_register_operand. Change predicate for operand
6331 2 to arm_not_immediate_operand.
6333 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6335 * doc/tm.texi: Regenerated.
6337 2016-03-02 Richard Henderson <rth@redhat.com>
6340 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6341 simplification when all args are positive non-fixed registers.
6343 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6345 * target.def (lra_p): Specify that new ports should use LRA.
6347 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6350 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6351 gimplify_type_sizes the type they refer to.
6352 (omp_notice_variable): Handle reference vars to VLAs.
6353 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6354 reference to VLA decls in the second pass instead of first pass.
6356 2016-03-02 Tom de Vries <tom@codesourcery.com>
6358 PR tree-optimization/68659
6359 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6360 new_expr == NULL_TREE.
6361 (get_new_name): Handle ADDR_EXPR.
6363 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6365 PR rtl-optimization/69052
6366 * loop-invariant.c (canonicalize_address): New function.
6367 (inv_can_prop_to_addr_use): Check validity of address expression
6368 which is canonicalized by above function.
6370 2016-03-02 Alan Modra <amodra@gmail.com>
6373 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6376 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6379 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6380 (*movhi_internal): Put mask moves from and to memory separately
6381 from moves from/to GPRs.
6383 2016-03-02 Richard Biener <rguenther@suse.de>
6385 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6386 GENERIC expressions in GIMPLE.
6388 2016-03-02 Richard Biener <rguenther@suse.de>
6390 * config/i386/i386.c (type_natural_mode): Fix typo.
6392 2016-03-02 Nick Clifton <nickc@redhat.com>
6394 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6396 2016-03-02 Richard Biener <rguenther@suse.de>
6397 Uros Bizjak <ubizjak@gmail.com>
6400 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6402 2016-03-02 Richard Biener <rguenther@suse.de>
6405 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6407 2016-03-02 Marek Polacek <polacek@redhat.com>
6410 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6411 "is promoted to" warning.
6413 2016-03-01 DJ Delorie <dj@redhat.com>
6415 * config.gcc: Deprecate mep-*.
6417 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6420 * lra-constraints.c (regno_val_use_in): New.
6421 (match_reload): Use it instead of regno_use_in.
6423 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6425 PR rtl-optimization/70007
6426 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6427 references present in REG_EQUAL notes attached to non-SET patterns.
6429 2016-03-01 Jeff Law <law@redhat.com>
6431 PR tree-optimization/69196
6432 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6433 Appropriately clamp the number of statements to copy when the
6434 thread path does not traverse a loop backedge.
6436 PR tree-optimization/69196
6437 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6438 Do count some PHIs in the thread path against the insn count. Decrease
6439 final statement count by one as the control statement in the last
6440 block will get removed. Remove special cased code for handling PHIs
6443 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6446 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6447 asm dialect alternatives to explicit GOTPCREL calls.
6449 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6452 * ira.c (do_reload): Issue warning for generic stack checking here...
6453 * reload1.c (reload): ...instead of here and streamline it.
6455 2016-03-01 Nick Clifton <nickc@redhat.com>
6457 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6459 2016-03-01 Richard Biener <rguenther@suse.de>
6461 PR tree-optimization/69983
6462 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6463 types and fall back to operand_equal_p.
6465 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6468 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6470 * config/s390/constraints.md ("jm8"): New constraint.
6471 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6473 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6475 ("*setmem_long<setmem_and>"): New pattern.
6476 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6478 ("*setmem_long_31z<setmem_and>"): New pattern.
6479 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6480 New substitution rules with the required attributes.
6483 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6486 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6488 * gensupport.c (process_substs_on_one_elem): Split loop to
6489 complete mark_operands_used_in_match_dup on all expressions in the
6491 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6492 and remove function.
6494 2016-03-01 Richard Biener <rguenther@suse.de>
6497 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6498 vector BIT_FIELD_REF extract.
6500 2016-03-01 Richard Biener <rguenther@suse.de>
6502 PR tree-optimization/69994
6503 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6505 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6507 PR tree-optimization/69956
6508 * tree-vect-stmts.c (supportable_widening_operation): Support
6509 multi-step conversion of boolean vectors.
6510 (supportable_narrowing_operation): Likewise.
6512 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6514 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6517 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6519 * config/s390/subst.md (DSI_VI): New mode iterator.
6520 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6521 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6522 the insn definition.
6523 ("*vec_set<mode>"): Change predicate and add alternative to
6524 support only either register or const_int operands as element
6526 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6528 ("vec_extract<mode>"): New expander.
6529 ("*vec_extract<mode>"): New insn definition supporting reg and
6530 const_int element selectors.
6531 ("*vec_extract<mode>_plus"): New insn definition supporting
6532 reg+const_int element selectors.
6533 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6534 following expander+insn definition.
6535 ("<vec_shifts_name><mode>3"): New expander.
6536 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6538 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6540 * config/s390/s390.md ("*tabort_1"): Change predicate to
6541 nonmemory_operand. Add a second alternative to cover
6542 register as well as const int operands.
6543 ("*tabort_1_plus"): New pattern definition.
6545 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6547 * config/s390/s390.md ("*ashrdi3_cc_31")
6548 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6549 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6550 Merge insn definitions into ...
6551 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6552 New pattern definition.
6553 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6554 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6555 ("*ashr<mode>3_and"): Merge insn definitions into ...
6556 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6557 New pattern definition.
6558 * config/s390/subst.md ("addr_style_op_cc_subst")
6559 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6560 substitutions patterns plus attributes.
6561 Add ashiftrt to SUBST iterator.
6563 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6565 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6566 op2 to nonmemory_operand.
6567 ("*<shift>di3_31", "*<shift>di3_31_and"):
6568 Merge into single pattern definition ...
6569 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6570 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6571 pattern definition ...
6572 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6573 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6576 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6578 * config/s390/predicates.md (const_int_6bitset_operand): New
6580 * config/s390/s390.md: Include subst.md.
6581 ("rotl<mode>3"): New expander.
6582 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6584 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6585 * config/s390/subst.md: New file.
6587 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6589 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6590 Remove RRR type. It doesn't really exist.
6591 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6593 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6594 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6595 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6596 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6597 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6598 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6599 `enabled' attribute.
6601 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6603 * gensupport.c (process_substs_on_one_elem): Split loop to
6604 complete mark_operands_used_in_match_dup on all expressions in the
6606 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6607 and remove function.
6609 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6612 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6613 (CEIL_NWORDS): ...this. Use CEIL macro.
6614 (compute_fp_layout): Adjust to above renaming.
6615 (function_arg_union_value): Likewise.
6616 (sparc_arg_partial_bytes): Likewise.
6617 (sparc_function_arg_advance): Likewise.
6619 2016-02-29 Jeff Law <law@redhat.com>
6621 PR tree-optimization/70005
6622 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6623 where an object with a boolean range is compared against a value
6626 PR tree-optimization/69999
6627 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6628 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6631 2016-02-29 Richard Biener <rguenther@suse.de>
6633 PR tree-optimization/69994
6634 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6635 (get_unary_op): Look through nop conversions.
6636 (ops_equal_values_p): New function, look for equality diregarding
6638 (eliminate_plus_minus_pair): Use ops_equal_values_p
6639 (repropagate_negates): Do not use get_unary_op here.
6641 2016-02-29 Martin Liska <mliska@suse.cz>
6643 * system.h: Poison ENABLE_CHECKING macro.
6645 2016-02-29 Martin Liska <mliska@suse.cz>
6647 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6648 is presented in dump flags.
6649 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6650 (hsa_regalloc): Likewise.
6652 2016-02-19 Richard Biener <rguenther@suse.de>
6654 PR tree-optimization/69980
6655 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6656 permutation of those we need to keep.
6658 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6661 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6662 (NWORDS_UP): ...this
6663 (init_cumulative_args): Minor tweaks.
6664 (sparc_promote_function_mode): Likewise.
6665 (scan_record_type): Delete.
6666 (traverse_record_type): New function template.
6667 (classify_data_t): New structure type.
6668 (classify_registers): New inline function.
6669 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6670 exhausted. Instantiate traverse_record_type on classify_registers and
6671 deal with the case of a structure passed in slot #15 with no FP field
6673 (assign_data_t): New structure type.
6674 (compute_int_layout): New static function.
6675 (compute_fp_layout): Likewise.
6676 (count_registers): New inline function.
6677 (assign_int_registers): New static function.
6678 (assign_fp_registers): Likewise.
6679 (assign_registers): New inline function.
6680 (function_arg_record_value_1): Delete.
6681 (function_arg_record_value_2): Likewise.
6682 (function_arg_record_value_3): Likewise.
6683 (function_arg_record_value): Adjust to above changes. Instantiate
6684 traverse_record_type on count_registers to first count the number of
6685 registers to be used and then on assign_registers to assign them.
6686 (function_arg_union_value): Adjust to above renaming.
6687 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6688 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6689 case of a structure passed in slot #15
6690 (sparc_function_arg_advance): Likewise.
6691 (function_arg_padding): Minor tweak.
6693 2016-02-29 Richard Biener <rguenther@suse.de>
6695 PR tree-optimization/69720
6696 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6697 the adjustment_def path for possibly vectorized defs.
6698 (vect_create_epilog_for_reduction): Handle vectorized initial
6701 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6703 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6705 2016-02-27 Jeff Law <law@redhat.com>
6708 2016-02-26 Richard Biener <rguenther@suse.de>
6709 Jeff Law <law@redhat.com>
6711 PR tree-optimization/69740
6712 * cfghooks.c (remove_edge): Request loop fixups if we delete
6713 an edge that might turn an irreducible loop into a natural
6716 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6718 PR rtl-optimization/69896
6719 * tree-vect-generic.c (get_compute_type): Avoid single element
6722 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6724 Rename the AArch64 tuning option and related functions to enable the
6725 Newton series for the reciprocal square root to reflect its
6726 approximative characteristic.
6728 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6729 function to "aarch64_emit_approx_rsqrt".
6730 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6731 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6732 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6733 (xgene1_tunings): Likewise.
6734 (use_rsqrt_p): Likewise.
6735 (aarch64_emit_swrsqrt): Use new function name.
6736 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6737 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6738 text explaining this option.
6739 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6741 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6744 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6745 complain about -mallow-movmisalign without -mvsx if
6746 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6748 2016-02-26 Joel Sherrill <joel@rtems.org>
6750 * config.gcc: Add x86_64-*-rtems*.
6751 * gcc/config/i386/rtems-64.h: New file.
6753 2016-02-26 Joel Sherrill <joel@rtems.org>
6755 * config.gcc: Add aarch64-*-rtems*.
6756 * gcc/config/aarch64/rtems.h: New file.
6758 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6761 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6762 shift amount using %h. Add comment.
6764 2016-02-26 Richard Biener <rguenther@suse.de>
6765 Jeff Law <law@redhat.com>
6767 PR tree-optimization/69740
6768 * cfghooks.c (remove_edge): Request loop fixups if we delete
6769 an edge that might turn an irreducible loop into a natural
6772 2016-02-26 Martin Jambor <mjambor@suse.cz>
6775 * tree-sra.c (sra_modify_assign): Do not remove loads of
6776 uninitialized aggregates to SSA_NAMEs.
6778 2016-02-26 Richard Henderson <rth@redhat.com>
6781 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6782 pseudo in case the target rtx matches the source of the left
6785 2016-02-26 Martin Jambor <mjambor@suse.cz>
6788 * hsa.h (hsa_type_packed_p): Declare.
6789 * hsa.c (hsa_type_packed_p): New function.
6790 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6792 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6793 * hsa-brig.c (emit_basic_insn): Likewise.
6795 2016-02-26 Martin Jambor <mjambor@suse.cz>
6798 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6800 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6802 2016-02-26 Martin Jambor <mjambor@suse.cz>
6804 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6805 hsa_op_with_type operands.
6806 (hsa_unsigned_type_for_type): Declare.
6807 * hsa.c (hsa_unsigned_type_for_type): New function.
6808 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6809 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6810 the finalizer. Do not emit extra move.
6812 2016-02-26 Martin Jambor <mjambor@suse.cz>
6814 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6815 atomic operations in private segment.
6817 2016-02-26 Martin Jambor <mjambor@suse.cz>
6819 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6820 statements to wi->info. Also disallow omp simd constructs.
6821 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6822 for not gridifying. Dump special string for omp_for.
6824 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6827 * config/aarch64/aarch64.c (aarch64_set_current_function):
6828 Save/restore target globals when switching to
6829 target_option_default_node.
6831 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6834 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6835 Return 0 if !SHIFT_COUNT_TRUNCATED.
6837 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6838 Eric Botcazou <ebotcazou@adacore.com>
6840 PR rtl-optimization/69891
6841 * dse.c (scan_insn): If we can't figure out memset arguments
6842 or they are non-constant, call clear_rhs_from_active_local_stores.
6844 2016-02-26 Martin Liska <mliska@suse.cz>
6846 * doc/extend.texi: Mention clog10, clog10f an clog10l
6847 in Builtins section.
6849 2016-02-26 Martin Liska <mliska@suse.cz>
6851 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6853 (resolve_args_picking_1): Likewise.
6854 * dwarf2out.h (struct GTY): Likewise.
6856 2016-02-26 Martin Liska <mliska@suse.cz>
6858 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6860 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6862 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6863 Martin Liska <mliska@suse.cz>
6865 * doc/install.texi: Mention --enable-valgrind-annotations.
6867 2016-02-26 Richard Biener <rguenther@suse.de>
6869 PR tree-optimization/69551
6870 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6871 looking through aliases adjust DECL_PT_UID to refer to the
6872 ultimate alias target.
6874 2016-02-25 Martin Liska <mliska@suse.cz>
6877 * alloc-pool.c (after_memory_report): New variable.
6878 * alloc-pool.h (base_pool_allocator ::release): Do not use
6879 the infrastructure if after_memory_report.
6880 * toplev.c (toplev::main): Mark after memory report.
6882 2016-02-25 Richard Biener <rguenther@suse.de>
6884 PR tree-optimization/48795
6885 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6887 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6890 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6891 offloading is enabled and -fopenacc or -fopenmp is specified.
6892 (CRTOFFLOADEND): Likewise.
6893 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6894 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6895 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6896 (offload_objects_file_name): New static var.
6897 (tool_cleanup): Remove offload_objects_file_name file.
6898 (find_offloadbeginend): Replace with ...
6899 (find_crtoffloadtable): ... this.
6900 (run_gcc): Remove offload_argc and offload_argv.
6901 Get offload_objects_file_name from -foffload-objects=... option.
6902 Read names of object files with offload from this file, pass them to
6903 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6904 don't pass offloadbegin and offloadend to the linker. Don't pass
6905 offload non-LTO files to the linker, because now they're not claimed.
6907 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6910 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6911 on builtin_unreachable.
6913 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6915 PR rtl-optimization/69896
6916 * regcprop.c: Include cfgrtl.h.
6917 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6918 than remembered mode, either delete it (if noop_move_p), or
6919 treat like copy_p but not noop_p instruction.
6921 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6924 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6925 - allow NULL decl for Fortran DW_TAG_common_block variables.
6927 2016-02-24 Jason Merrill <jason@redhat.com>
6929 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6931 2016-02-24 Richard Biener <rguenther@suse.de>
6932 Jakub Jelinek <jakub@redhat.com>
6935 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6936 conditionally executed ops to well-defined overflow behavior.
6938 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6941 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6944 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6946 PR rtl-optimization/69886
6947 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6948 argument. Use it when checking validity of set instructions.
6949 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6950 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6952 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6953 * store-motion.c (find_moveable_store): Update
6954 can_assign_to_reg_without_clobbers_p callsite.
6956 2016-02-24 Richard Biener <rguenther@suse.de>
6959 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6961 (record_nonwrapping_iv): Do not fall back to the low/high bound
6962 for non-constant IV bases if the stmt is not always executed.
6964 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6966 * config/arm/arm-cores.def (cortex-a32): New entry.
6967 * config/arm/arm-tables.opt: Regenerate.
6968 * config/arm/arm-tune.md: Regenerate.
6969 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6970 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6971 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6972 for -mcpu and -mtune.
6974 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6977 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6978 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6979 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6980 (atomic_loaddi_1): Delete.
6981 (atomic_loaddi): Rewrite expander using the above changes.
6983 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6986 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6989 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6990 Richard Biener <rguenth@suse.de>
6993 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6994 set_mem_attributes if tem is SSA_NAME which got expanded
6997 2016-02-24 Richard Biener <rguenther@suse.de>
6999 PR tree-optimization/69907
7000 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7001 end of permutations for BB vectorization.
7003 2016-02-24 Christian Bruel <christian.bruel@st.com>
7005 * config/arm/arm-c.c (arm_option_override): Initialize
7006 target_option_current_node.
7007 * config/arm/arm.c (arm_pragma_target_parse): Replace
7008 build_target_option_node call by target_option_current_node.
7009 Set target_option_current_node.
7012 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7015 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7016 define_insn_and_split to define_insn.
7017 (zero_extendqi<mode>2_dot2): Same.
7018 (extendqi<mode>2_dot): Same.
7019 (extendqi<mode>2_dot2): Same.
7021 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7023 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7024 and add bypass for AES{D,E} and AESMC pairs.
7025 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7028 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7030 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7031 series for reciprocal square root in Exynos M1.
7033 2016-02-23 Martin Sebor <msebor@redhat.com>
7036 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7037 __builtin_alloca_with_align.
7039 2016-02-23 Richard Henderson <rth@redhat.com>
7041 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7042 (ix86_register_pragmas): Remove __seg_tls.
7043 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7044 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7045 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7046 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7047 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7048 * doc/extend.texi (__seg_tls): Remove item.
7050 2016-02-23 Richard Biener <rguenther@suse.de>
7052 * alloc-pool.h (struct allocation_object): Make id member
7053 conditional on CHECKING_P again.
7054 (get_instance): Adjust.
7055 (base_pool_allocator): Likewise.
7057 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7059 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7060 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7062 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7064 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7066 2016-02-23 Richard Biener <rguenther@suse.de>
7068 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7069 * bitmap.h (struct bitmap_usage): Likewise.
7070 (bitmap_move): Declare.
7071 * bitmap.c (register_overhead): Take size_t argument.
7072 (bitmap_move): New function.
7073 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7074 to properly account overhead.
7075 * tree.c (free_node): Use tree_size.
7077 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7080 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7081 when inverting comparison.
7084 * common.opt (Wunreachable-code): Add Warning flag.
7086 2016-02-23 Mark Wielaard <mjw@redhat.com>
7087 Jakub Jelinek <jakub@redhat.com>
7090 * cgraphunit.c (check_global_declaration): Check main_input_filename
7091 and DECL_SOURCE_FILE are not NULL.
7093 2016-02-23 Martin Jambor <mjambor@suse.cz>
7095 PR tree-optimization/69666
7096 * tree-sra.c (sra_modify_assign): Do not attempt to create
7097 default_def replacements for unscalarizable regions.
7099 2016-02-20 Mark Wielaard <mjw@redhat.com>
7102 * cgraphunit.c (check_global_declaration): Check level of
7103 warn_unused_const_variable and main_input_filename.
7104 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7105 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7106 (-Wunused-const-variable): Explain levels 1 and 2.
7108 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7111 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7112 identical arguments. Formatting and spelling fixes.
7115 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7120 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7121 and m68k-devices.def.
7122 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7123 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7125 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7127 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7128 and HImode registers.
7130 2016-02-22 Richard Biener <rguenther@suse.de>
7132 PR tree-optimization/69882
7133 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7134 preserve permutations present because of gaps.
7135 (vect_supported_load_permutation_p): Always continue checking
7136 permutations after vect_attempt_slp_rearrange_stmts.
7138 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7140 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7141 min_profitable_estimate, rather than min_profitable_iters.
7143 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7146 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7147 SImode for last match_operand.
7149 2016-02-22 Martin Liska <mliska@suse.cz>
7151 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7152 return bitsize - 1 as the return value.
7154 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7158 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7159 Handle negative shift counts.
7160 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7161 force_reg on the shift constant.
7162 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7163 (lshrsi3_d): Handle negative shift counts.
7165 2016-02-22 Richard Biener <rguenther@suse.de>
7166 Tom de Vries <tom@codesourcery.com>
7168 * graph.c: Include dumpfile.h.
7169 (print_graph_cfg): Split into three overloads.
7170 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7172 2016-02-22 Tom de Vries <tom@codesourcery.com>
7174 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7177 2016-02-22 Richard Biener <rguenther@suse.de>
7180 * ipa-inline-transform.c (inline_call): When not updating
7181 overall summaries adjust self size by the growth estimate.
7182 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7183 hash-set, do not update overall summaries here. Renamed from ...
7184 (inline_to_all_callers): ... this which is now wrapping the
7185 above and performing delayed overall summary update.
7186 (early_inline_small_functions): Delay updating of the overall
7189 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7191 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7194 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7197 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7198 :%* in %:gt() argument.
7199 (greater_than_spec_func): Adjust for expecting only numbers,
7200 if there are more than two numbers, compare the last two.
7202 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7204 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7205 -Wnarrowing with -std.
7207 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7210 * expr.c (store_field): Don't use bit-field path if exp is
7211 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7212 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7213 and the assignment can be performed by bitwise copy. Formatting
7217 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7218 call copy_reg_eh_region_note_forward on before and/or after sequences
7219 and remove note from insn if it no longer can throw.
7222 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7225 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7227 * config/s390/vector.md: Add missing commutative operand markers
7228 to the patterns which qualify for one.
7229 * config/s390/vx-builtins.md: Likewise.
7231 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7233 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7234 types to mode iterators.
7235 (vec_double): ... and mode attribute.
7236 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7238 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7240 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7241 Change the predicate of op2 from nonimmediate to general and let
7242 reload fix it if necessary.
7244 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7246 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7248 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7250 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7253 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7255 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7256 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7257 * config/s390/s390.md ("movstr<P:mode>"): Call
7258 s390_expand_vec_movstr.
7260 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7262 * config/s390/s390.md: Add missing output modifier for operand 1
7263 to print it as address properly.
7265 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7267 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7268 * config/s390/2964.md: New file.
7269 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7270 of insn grouping attributes depending on the CPU level.
7271 (s390_get_unit_mask): New function.
7272 (s390_sched_score): Remove the OOO from the scheduling macros.
7273 Add loop to calculate a score for the instruction mix.
7274 (s390_sched_reorder): Likewise plus improve debug output.
7275 (s390_sched_variable_issue): Rename macros as above. Calculate
7276 the unit distances after actually scheduling an insn. Improve
7278 (s390_sched_init): Clear last_scheduled_unit_distance array.
7279 * config/s390/s390.md: Include 2964.md.
7281 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7284 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7285 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7286 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7287 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7288 *avx512f_<code>v8div16qi2_mask_1): New insns.
7290 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7293 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7296 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7297 earlyclobber from target. Use wF constraint for fused memory
7299 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7301 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7302 Martin Liska <mliska@suse.cz>
7305 * cfgexpand.c (asan_sanitize_stack_p): New function.
7306 (partition_stack_vars): Use the function.
7307 (expand_stack_vars): Likewise.
7308 (defer_stack_allocation): Likewise.
7309 (expand_used_vars): Likewise.
7311 2016-02-18 Richard Biener <rguenther@suse.de>
7314 * fold-const.c (operand_equal_p): Properly compare offsets for
7315 IMAGPART_EXPR and ARRAY_REF.
7317 2016-02-18 Nick Clifton <nickc@redhat.com>
7321 * config/arm/arm.c (arm_option_override_internal): Disable
7322 interworking if the target does not support thumb instructions.
7323 (arm_reload_in_hi): Handle the case where a register to register
7324 move needs reloading because there is no simple pattern to handle
7326 (arm_reload_out_hi): Likewise.
7328 2016-02-18 Richard Biener <rguenther@suse.de>
7331 * match.pd: Don't use fold_binary or fold_unary for folding
7334 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7337 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7338 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7339 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7340 warn on gimple_no_warning_p statements.
7342 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7344 * doc/extend.texi (C++ Attributes): Correct description of
7345 warn_unused type attribute.
7347 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7349 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7350 correct instruction.
7352 2016-02-17 Richard Biener <rguenther@suse.de>
7354 PR rtl-optimization/69609
7355 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7356 (find_traces_1_round): When ending a trace update cached priority
7358 (bb_to_key): Use cached priority when available.
7359 (copy_bb): Initialize cached priority.
7360 (reorder_basic_blocks_software_trace_cache): Likewise.
7362 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7365 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7367 (aarch64_comparison_operator): Break overly long line into two.
7368 (aarch64_comparison_operation): Likewise.
7369 * config/aarch64/aarch64.md (cstorecc4): Use
7370 aarch64_comparison_operator_mode instead of
7371 aarch64_comparison_operator.
7372 (cstore<mode>4): Likewise.
7373 (aarch64_cstore<mode>): Likewise.
7374 (*cstoresi_insn_uxtw): Likewise.
7375 (cstore<mode>_neg): Likewise.
7376 (*cstoresi_neg_uxtw): Likewise.
7378 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7381 * config/arm/predicates.md (arm_comparison_operator_mode):
7383 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7384 instead of arm_comparison_operator.
7385 (*mov_negscc): Likewise.
7386 (*mov_notscc): Likewise.
7387 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7388 (*thumb2_mov_negscc): Likewise.
7389 (*thumb2_mov_negscc_strict_it): Likewise.
7390 (*thumb2_mov_notscc): Likewise.
7391 (*thumb2_mov_notscc_strict_it): Likewise.
7393 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7395 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7398 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7400 * config/visium/visium.c (machine_libfunc_index): New enum.
7401 (machine_libfuncs): New structure.
7402 (visium_libfuncs): New static variable.
7403 (TARGET_INIT_LIBFUNCS): Define to...
7404 (visium_init_libfuncs): ...this. New function.
7405 (expand_block_move_4): Use the appropriate libfunc.
7406 (expand_block_move_2): Likewise.
7407 (expand_block_move_1): Likewise.
7408 (expand_block_set_4): Likewise.
7409 (expand_block_set_2): Likewise.
7410 (expand_block_set_1): Likewise.
7411 (visium_trampoline_init): Likewise.
7413 2016-02-17 Nick Clifton <nickc@redhat.com>
7415 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7416 TI's devices.csv file as of March 2016.
7418 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7421 * opts-global.c (handle_common_deferred_options): Introduce and
7422 initialize two global variables to remember command-line options
7423 specifying a stack-limiting register.
7424 * opts.h: Add extern declarations of the two new global variables.
7425 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7426 variable based on the values of the two new global variables.
7428 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7431 * common.opt (Wnonnull-compare): New warning.
7432 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7433 of arguments against NULL.
7434 (-Wnonnull-compare): Document.
7435 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7436 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7437 * passes.def (pass_warn_nonnull_compare): Add.
7438 * gimple-ssa-nonnull-compare.c: New file.
7440 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7442 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7443 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7445 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7447 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7448 reciprocal sqrt for -mlow-precision-recip-sqrt.
7450 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7451 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7453 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7454 always use lane loads to construct non-constant vectors.
7456 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7458 * config/aarch64/aarch64.md
7459 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7460 constraints for operand 3.
7461 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7463 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7464 Richard Biener <rguenther@suse.de>
7466 PR tree-optimization/69820
7467 * tree-vect-patterns.c (type_conversion_p): Return false if
7468 *orig_type is unsigned single precision or boolean.
7469 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7472 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7474 PR rtl-optimization/69764
7475 PR rtl-optimization/69771
7476 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7477 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7479 2016-02-16 Richard Biener <rguenther@suse.de>
7481 PR tree-optimization/69776
7482 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7484 (indirect_refs_may_alias_p): Likewise.
7485 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7486 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7487 according to tbaa_p.
7488 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7489 (optimize_stmt): For redundant store discovery do not allow tbaa.
7491 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7493 PR tree-optimization/69714
7494 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7495 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7497 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7499 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7500 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7501 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7502 * config/arc/arc.c (arc_init): Check FPU options.
7503 (get_arc_condition_code): Handle new CC_FPU* modes.
7504 (arc_select_cc_mode): Likewise.
7505 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7506 register pair only. Allow access for ARCv2 accumulator.
7507 (gen_compare_reg): Whenever we have FPU support use FPU compare
7509 (arc_reorg): Don't generate brcc insns when FPU compare
7510 instructions are involved.
7511 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7512 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7513 floating point emulation.
7514 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7515 (REVERSE_CONDITION): Add new CC_FPU* modes.
7516 (TARGET_FP_SP_BASE): Define.
7517 (TARGET_FP_DP_BASE): Likewise.
7518 (TARGET_FP_SP_FUSED): Likewise.
7519 (TARGET_FP_DP_FUSED): Likewise.
7520 (TARGET_FP_SP_CONV): Likewise.
7521 (TARGET_FP_DP_CONV): Likewise.
7522 (TARGET_FP_SP_SQRT): Likewise.
7523 (TARGET_FP_DP_SQRT): Likewise.
7524 (TARGET_FP_DP_AX): Likewise.
7525 * config/arc/arc.md (ARCV2_ACC): New constant.
7526 (type): New fpu type attribute.
7527 (SDF): Conditional iterator.
7528 (cstore<mode>, cbranch<mode>): Change expand condition.
7529 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7530 handles FPU/FPX cases as well.
7531 * config/arc/arc.opt (mfpu): New option.
7532 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7534 (adddf3, muldf3, subdf3): Removed.
7535 * config/arc/predicates.md (proper_comparison_operator): Recognize
7537 * config/arc/fpu.md: New file.
7538 * doc/invoke.texi (ARC Options): Document mfpu option.
7540 2016-02-16 Richard Biener <rguenther@suse.de>
7542 PR rtl-optimization/69291
7543 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7544 noce_operand_ok check.
7546 2016-02-16 Tom de Vries <tom@codesourcery.com>
7549 * omp-low.c (simd_clone_create): Remove call to
7550 symtab->call_cgraph_insertion_hooks.
7552 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7554 PR tree-optimization/69802
7555 * tree-ssa-reassoc.c (update_range_test): If op is
7556 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7557 op == 1 test of precision 1 integral op, otherwise handle
7558 that case as op itself. Fix up formatting.
7559 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7562 2016-02-16 Richard Biener <rguenther@suse.de>
7564 PR tree-optimization/69586
7565 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7566 types for conversion sources.
7568 2016-02-16 Richard Biener <rguenther@suse.de>
7571 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7572 mask OEP_ADDRESS_OF.
7574 2016-02-16 Alan Modra <amodra@gmail.com>
7577 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7578 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7579 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7581 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7582 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7583 (p8_fmrgow_<mode>): Likewise.
7584 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7586 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7587 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7588 to use movdi_internal64. Remove op0_di.
7589 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7591 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7593 Add support for the FCCMP insn types
7595 * config/aarch64/aarch64.md (fccmp): Change insn type.
7597 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7598 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7599 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7600 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7601 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7602 * config/arm/types.md (fccmps): Add new insn type.
7605 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7607 * alias.c (get_alias_set): Fix a typo in comment.
7609 2016-02-15 Richard Biener <rguenther@suse.de>
7611 PR tree-optimization/69595
7612 * match.pd: Complete range test simplification to true.
7614 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7616 PR rtl-optimization/69648
7617 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7618 pic_offset_table_rtx.
7620 PR rtl-optimization/69752
7621 * ira.c (update_equiv_regs): When looking for more than a single SET,
7622 also take other side effects into account.
7624 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7626 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7627 for z900+ CPUs in 31-bit mode.
7629 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7631 * common/config/s390/s390-common.c (s390_supports_split_stack):
7633 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7634 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7635 * config/s390/s390.c (struct machine_function): New field
7636 split_stack_varargs_pointer.
7637 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7638 in s390_emit_prologue.
7639 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7641 (morestack_ref): New global.
7642 (SPLIT_STACK_AVAILABLE): New macro.
7643 (s390_expand_split_stack_prologue): New function.
7644 (s390_live_on_entry): New function.
7645 (s390_va_start): Use split-stack vararg pointer if appropriate.
7646 (s390_asm_file_end): Emit the split-stack note sections.
7647 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7648 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7649 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7650 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7651 (split_stack_prologue): New expand.
7652 (split_stack_space_check): New expand.
7653 (split_stack_data): New insn.
7654 (split_stack_call): New expand.
7655 (split_stack_call_*): New insn.
7656 (split_stack_cond_call): New expand.
7657 (split_stack_cond_call_*): New insn.
7659 2016-02-15 Richard Biener <rguenther@suse.de>
7661 PR tree-optimization/69783
7662 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7663 Add trivially correct cases.
7665 2016-02-15 Tom de Vries <tom@codesourcery.com>
7668 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7670 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7672 2016-02-15 Richard Biener <rguenther@suse.de>
7674 PR tree-optimization/69776
7675 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7676 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7677 indicate whether we can use TBAA to disambiguate against stores.
7678 Use alias-set zero if not.
7679 (visit_reference_op_store): Do not use TBAA when looking up
7681 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7682 (eliminate_dom_walker::before_dom_children): But not when looking
7683 up redundant stores.
7685 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7687 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7689 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7691 * config/i386/znver1.md
7692 (znver1_pop, znver1_pop_mem,
7693 znver1_load_imov_double_store,
7694 znver1_load_imov_direct_store,
7695 znver1_load_imov_direct_load,
7696 znver1_load_imov_double_load): Add new.
7697 (znver1_insn, znver1_insn_load): Add icmov type.
7699 znver1_sseavx_fma_load,
7701 znver1_avx256_fma_load): Fix pipe usage.
7703 2016-02-14 Alan Modra <amodra@gmail.com>
7706 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7707 with an invalid hard reg, reload just the reg not the entire
7708 pre/post-inc/dec address expression.
7710 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7713 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7714 fixed R1_REG scratch reg.
7715 (sibcall_value_pcrel_fdpic): Likewise.
7717 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7721 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7723 2016-02-12 Walter Lee <walt@tilera.com>
7725 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7726 * config/tilegx/t-tilegx: Likewise.
7728 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7731 * diagnostic-show-locus.c (struct line_span): New struct.
7732 (layout::get_first_line): Delete.
7733 (layout::get_last_line): Delete.
7734 (layout::get_num_line_spans): New member function.
7735 (layout::get_line_span): Likewise.
7736 (layout::print_heading_for_line_span_index_p): Likewise.
7737 (layout::get_expanded_location): Likewise.
7738 (layout::calculate_line_spans): Likewise.
7739 (layout::m_first_line): Delete.
7740 (layout::m_last_line): Delete.
7741 (layout::m_line_spans): New field.
7742 (layout::layout): Update comment. Replace m_first_line and
7743 m_last_line with m_line_spans, replacing their initialization
7744 with a call to calculate_line_spans.
7745 (diagnostic_show_locus): When printing source lines and
7746 annotations, rather than looping over a single span
7747 of lines, instead loop over each line_span within
7748 the layout, with an inner loop over the lines within them.
7749 Call the context's start_span callback when changing line spans.
7750 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7751 (diagnostic_build_prefix): Break out the building of the location
7752 part of the string into...
7753 (diagnostic_get_location_text): ...this new function, rewriting
7754 it from nested ternary expressions to a sequence of "if"
7756 (default_diagnostic_start_span_fn): New function.
7757 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7758 (diagnostic_context::start_span): New field.
7759 (default_diagnostic_start_span_fn): New prototype.
7761 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7764 * gcc.c (driver::finalize): Fix cleanup of "specs".
7766 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7770 * gcc.c (driver::driver): Initialize m_option_suggestions.
7771 (driver::~driver): Clean up m_option_suggestions.
7772 (suggest_option): Convert to...
7773 (driver::suggest_option): ...this, and split out into
7774 driver::build_option_suggestions and find_closest_string.
7775 (driver::build_option_suggestions): New function, from
7776 first half of suggest_option. Special-case
7777 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7778 the sanitizer_opts array. For options of enum types, add the
7779 various enum values to the candidate strings.
7780 (driver::handle_unrecognized_options): Remove "const".
7781 * gcc.h (driver::handle_unrecognized_options): Likewise.
7782 (driver::build_option_suggestions): New decl.
7783 (driver::suggest_option): New decl.
7784 (driver::m_option_suggestions): New field.
7785 * opts-common.c (add_misspelling_candidates): New function.
7786 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7787 and make non-static.
7788 * opts.h (sanitizer_opts): New array decl.
7789 (add_misspelling_candidates): New function decl.
7790 * spellcheck.c (find_closest_string): New function.
7791 * spellcheck.h (find_closest_string): New function decl.
7793 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7795 PR rtl-optimization/69764
7796 PR rtl-optimization/69771
7797 * optabs.c (expand_binop_directly): For shift_optab_p, force
7798 convert_modes with VOIDmode if xop1 has VOIDmode.
7800 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7803 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7804 to correctly determine instrumentation thunks.
7806 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7809 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7810 type by reference, force lhs on the call.
7813 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7814 Compute retval and retbnd early in all cases if split_part_return_p
7815 and return_bb is not EXIT. Remove all clobber stmts and reset
7816 all debug stmts that refer to SSA_NAMEs defined in split part,
7817 except if it is retval, in that case replace the old retval with the
7818 lhs of the call to the split part.
7820 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7823 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7826 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7827 whose result is used in PHI.
7828 (maybe_optimize_range_tests): Likewise.
7829 (final_range_test_p): Likweise.
7831 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7834 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7835 whose result is used in PHI.
7836 (maybe_optimize_range_tests): Likewise.
7837 (final_range_test_p): Likweise.
7839 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7841 * cgraph.c: Spelling fixes - behaviour -> behavior and
7842 neighbour -> neighbor.
7843 * target.def: Likewise.
7844 * sel-sched.c: Likewise.
7845 * config/mips/mips.c: Likewise.
7846 * config/arc/arc.md: Likewise.
7847 * config/arm/cortex-a57.md: Likewise.
7848 * config/arm/arm.c: Likewise.
7849 * config/arm/neon.md: Likewise.
7850 * config/arm/arm-c.c: Likewise.
7851 * config/vms/vms-c.c: Likewise.
7852 * config/s390/s390.c: Likewise.
7853 * config/i386/znver1.md: Likewise.
7854 * config/i386/i386.c: Likewise.
7855 * config/ia64/hpux-unix2003.h: Likewise.
7856 * config/msp430/msp430.md: Likewise.
7857 * config/rx/rx.c: Likewise.
7858 * config/rx/rx.md: Likewise.
7859 * config/aarch64/aarch64-simd.md: Likewise.
7860 * config/aarch64/aarch64.c: Likewise.
7861 * config/nvptx/nvptx.c: Likewise.
7862 * config/bfin/bfin.c: Likewise.
7863 * config/cris/cris.opt: Likewise.
7864 * config/rs6000/rs6000.c: Likewise.
7865 * target.h: Likewise.
7866 * spellcheck.c: Likewise.
7867 * ira-build.c: Likewise.
7868 * tree-inline.c: Likewise.
7869 * builtins.c: Likewise.
7870 * lra-constraints.c: Likewise.
7871 * explow.c: Likewise.
7872 * hwint.h: Likewise.
7873 * targhooks.c: Likewise.
7874 * tree-vect-data-refs.c: Likewise.
7876 * doc/tm.texi: Likewise.
7877 * doc/extend.texi: Likewise.
7878 * doc/install.texi: Likewise.
7879 * doc/md.texi: Likewise.
7880 * tree-ssa-tail-merge.c: Likewise.
7881 * sched-int.h: Likewise.
7882 * match.pd: Likewise.
7883 * sched-ebb.c: Likewise.
7884 * target.def (omit_struct_return_reg): Likewise.
7885 * gimple-ssa-isolate-paths.c: Likewise.
7886 (find_implicit_erroneous_behaviour): Renamed to...
7887 (find_implicit_erroneous_behavior): ... this.
7888 (find_explicit_erroneous_behaviour): Renamed to...
7889 (find_explicit_erroneous_behavior): ... this.
7890 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7892 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7894 PR rtl-optimization/64682
7895 PR rtl-optimization/69567
7896 PR rtl-optimization/69737
7897 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7898 in I2 as well, just lose it.
7900 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7902 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7904 (aarch64_last_printed_tune_string): Likewise.
7905 (aarch64_declare_function_name): Only output .arch assembler
7906 directive if it will be different from the previously output
7907 directive. Same for .tune comment but only if -dA is set.
7908 (aarch64_start_file): New function.
7909 (TARGET_ASM_FILE_START): Define.
7911 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7914 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7916 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7919 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7920 -Wmaybe-uninitialized warning.
7922 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7925 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7927 2016-02-11 Richard Biener <rguenther@suse.de>
7929 PR rtl-optimization/69291
7930 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7931 subexpressions affected by changing the result.
7933 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7936 * lra-constraints.c (curr_insn_transform): Find in/out operands
7937 for secondary memory moves. Update dups.
7939 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7941 PR tree-optimization/69652
7942 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7943 to nested loop, did source re-formatting, skip debug statements,
7944 add check on statement with volatile operand, remove dead scalar
7947 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7948 Patrick Palka <ppalka@gcc.gnu.org>
7952 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7953 calls if the return type is TREE_ADDRESSABLE.
7954 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7955 * ipa-split.c (split_function): Fix doubled "we" in comment.
7956 Use void return type for the split part even if
7957 !split_point->split_part_set_retval.
7959 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7961 PR tree-optimization/68021
7962 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7963 when computing the value of biv cand by itself.
7965 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7967 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7968 (cortexa57_tunings): Likewise.
7969 (cortexa72_tunings): Likewise.
7970 (arch_macro_fusion_pair_p): Add support for AES fusion.
7971 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7972 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7973 Allow virtual registers before reload so early scheduling works.
7974 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7975 correct latency and pipeline.
7976 (cortex_a57_crypto_complex): Likewise.
7977 (cortex_a57_crypto_xor): Likewise.
7978 (define_bypass): Add AES bypass.
7980 2016-02-10 Richard Biener <rguenther@suse.de>
7982 PR tree-optimization/69726
7983 * passes.def: Add DCE pass before late uninit.
7984 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7985 really fixup if-conversions job.
7987 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7989 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7990 (arm_cortex_a57_tune): Likewise.
7991 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7992 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7994 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7996 * timevar.def (TV_PHASE_DBGINFO): Delete.
7997 (TV_PHASE_CHECK_DBGINFO): Likewise.
7998 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8000 2016-02-10 Richard Biener <rguenther@suse.de>
8002 PR tree-optimization/69719
8003 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8004 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8006 2016-02-09 Andrew Pinski <apinski@cavium.com>
8009 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8010 get_vcond_mask_icode returns false.
8012 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8015 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8016 an ADDIS that adds a pointer to a large constant that sets the
8017 upper16 bits with a load operation.
8019 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8022 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8024 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8026 (vzipq_s16): Likewise.
8027 (vzipq_s32): Likewise.
8028 (vzipq_f32): Likewise.
8029 (vzipq_u8): Likewise.
8030 (vzipq_u16): Likewise.
8031 (vzipq_u32): Likewise.
8032 (vzipq_p8): Likewise.
8033 (vzipq_p16): Likewise.
8035 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8038 * config/arm/arm.c (neon_endian_lane_map): New function.
8039 (neon_vector_pair_endian_lane_map): New function.
8040 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8041 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8043 (vuzpq_s16): Likewise.
8044 (vuzpq_s32): Likewise.
8045 (vuzpq_f32): Likewise.
8046 (vuzpq_u8): Likewise.
8047 (vuzpq_u16): Likewise.
8048 (vuzpq_u32): Likewise.
8049 (vuzpq_p8): Likewise.
8050 (vuzpq_p16): Likewise.
8052 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8055 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8058 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8060 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8061 truncate const_int operand 1 to QImode.
8063 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8065 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8066 corresponding to an abnormal edge.
8068 2016-02-09 Tom de Vries <tom@codesourcery.com>
8070 PR tree-optimization/69599
8071 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8073 (find_func_aliases_for_builtin_call, find_func_clobbers)
8074 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8077 2016-02-09 Richard Biener <rguenther@suse.de>
8079 PR tree-optimization/69715
8080 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8081 LHS on calls as non-rewritable.
8083 2016-02-09 Tom de Vries <tom@codesourcery.com>
8086 * lto-wrapper.c (append_diag_options): New function.
8087 (compile_offload_image): Call append_diag_options.
8089 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8092 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8093 Minor copy-edit to fix verb tenses.
8095 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8097 PR tree-optimization/69209
8098 * ipa-split.c (split_function): If split part is not
8099 returning retval, retval has gimple type but is not
8100 gimple value, force it into a SSA_NAME first.
8102 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8104 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8107 2016-02-08 Jason Merrill <jason@redhat.com>
8110 * convert.c (convert_to_integer_1): Check dofold on truncation
8112 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8113 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8114 Rename from *_nofold.
8115 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8116 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8118 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8121 * tree.c (build_common_tree_nodes): Remove short_double argument.
8122 All callers changed.
8123 * tree.h (build_common_tree_nodes): Adjust declaration.
8124 * doc/invoke.texi (-fshort-double): Remove documentation.
8125 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8126 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8127 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8128 (append_linker_options): Don't handle OPT_fshort_double.
8130 PR rtl-optimization/68730
8131 * lra-remat.c (insn_to_cand_activation): New static variable.
8132 (lra_remat): Allocate and free it.
8133 (create_cand): New arg activation. Initialize a field in
8134 insn_to_cand_activation if it is nonnull.
8135 (create_cands): Pass the activation insn to create_cand when making
8136 a candidate involving an output reload. Reorganize code a little.
8137 (do_remat): Keep track of active status of candidates in a separate
8140 2016-02-08 Richard Biener <rguenther@suse.de>
8142 PR tree-optimization/69719
8143 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8144 Properly use absolute of the difference of the two offsets to
8145 compare or adjust the segment length.
8147 2016-02-08 Richard Biener <rguenther@suse.de>
8148 Jeff Law <law@redhat.com>
8151 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8152 types for anonymous SSA names.
8154 2016-02-08 Richard Biener <rguenther@suse.de>
8156 PR rtl-optimization/69274
8157 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8159 2016-02-08 Jeff Law <law@redhat.com>
8161 PR tree-optimization/65917
8162 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8163 equivalences from if (x == y) style conditionals.
8164 (loop_depth_of_name): Remove.
8165 (record_equality): Remove loop depth check.
8166 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8167 (const_and_copies::record_const_or_copy_raw): New member function.
8168 * tree-ssa-scopedtables.c
8169 (const_and_copies::record_const_or_copy_raw): New, factored out of
8170 (const_and_copies::record_const_or_copy): Call new member function.
8172 2016-02-05 Jeff Law <law@redhat.com>
8174 PR tree-optimization/68541
8175 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8176 (count_stmts_in_block): New function.
8177 (poor_ifcvt_candidate_code): Likewise.
8178 (is_feasible_trace): Add some heuristics to determine when path
8179 splitting is profitable.
8180 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8181 is a diamond with a single exit.
8183 2016-02-05 Martin Sebor <msebor@redhat.com>
8186 * doc/invoke.texi: Update -Wplacement-new to take an optional
8189 2016-02-06 Richard Henderson <rth@redhat.com>
8192 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8193 out of non-standard address spaces.
8195 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8197 PR rtl-optimization/69691
8198 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8200 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8202 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8203 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8204 (*ieee128_mfvsrd_64bit): Likewise.
8205 (*ieee128_mfvsrd_32bit): Likewise.
8207 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8211 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8213 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8214 instrumented_version.
8216 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8218 * doc/invoke.texi (Optimize Options): In table of --param options
8219 rename second occurrence of tracer-min-branch-ratio to
8220 tracer-min-branch-probability, rename
8221 tracer-min-branch-ratio-feedback to
8222 tracer-min-branch-probability-feedback and clarify description,
8223 rename sched-spec-state-edge-prob-cutoff to
8224 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8225 to selsched-insns-to-rename, rename lto-minpartition to
8226 lto-min-partition, delete reorder-blocks-duplicate and
8227 reorder-blocks-duplicate-feedback.
8229 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8231 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8234 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8236 * doc/extend.texi: S/390: Correct some typos.
8238 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8240 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8242 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8245 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8246 (s390_register_info_gprtofpr): Use new macros above.
8247 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8249 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8250 its name. Adjust restore and save gpr ranges.
8251 (s390_register_info_set_ranges): New function.
8252 (s390_register_info): Use new macros above. Call
8253 s390_register_info_set_ranges.
8254 (s390_optimize_register_info): Likewise.
8255 (s390_hard_regno_rename_ok): Use new macros.
8256 (s390_hard_regno_scratch_ok): Likewise.
8257 (s390_emit_epilogue): Likewise.
8258 (s390_can_use_return_insn): Likewise.
8259 (s390_optimize_prologue): Likewise.
8260 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8262 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8265 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8267 (ix86_option_override_internal): Disable TARGET_STV even for
8268 -m{incoming,preferred}-stack-boundary=3.
8270 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8272 * config.gcc: Mark deprecated rtems targets as obsolete.
8274 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8276 PR rtl-optimization/64682
8277 PR rtl-optimization/69567
8278 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8279 before I2 only if the register is both used and set in I2.
8281 2016-02-04 DJ Delorie <dj@redhat.com>
8283 * config/msp430/msp430.c (msp430_start_function): Add function type.
8285 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8288 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8290 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8292 PR rtl-optimization/69577
8294 2015-10-29 Richard Henderson <rth@redhat.com>
8298 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8299 sse check to the exact conditions of PR 67609.
8301 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8304 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8305 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8306 not allowed into the traditional Altivec registers.
8307 (movtd_64bit_nodm): Likewise.
8308 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8310 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8312 * config/aarch64/cortex-a57-fma-steering.c
8313 (aarch64_register_fma_steering): Remove "static" from arguments
8316 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8319 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8322 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8324 * doc/invoke.texi: Delete -mno-fma4.
8326 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8328 PR rtl-optimization/69577
8329 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8330 (find_subregs_of_mode): Update accordingly. Iterate over partial
8333 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8335 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8336 * config/arm/arm.c (neon_reinterpret): Remove.
8337 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8338 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8339 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8340 vreinterpretti): Remove.
8341 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8342 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8343 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8344 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8345 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8346 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8347 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8348 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8349 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8350 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8351 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8352 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8353 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8354 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8355 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8356 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8357 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8358 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8359 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8360 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8361 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8362 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8363 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8364 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8365 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8366 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8367 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8368 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8369 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8370 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8371 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8372 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8373 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8374 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8375 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8376 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8377 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8378 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8379 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8380 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8381 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8382 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8383 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8384 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8385 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8386 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8387 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8388 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8389 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8390 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8391 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8392 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8393 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8394 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8395 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8396 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8397 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8398 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8399 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8400 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8401 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8402 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8403 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8404 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8405 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8406 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8407 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8408 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8409 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8410 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8411 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8412 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8413 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8414 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8415 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8416 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8417 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8418 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8419 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8420 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8421 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8422 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8423 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8424 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8425 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8426 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8427 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8428 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8429 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8430 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8431 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8432 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8433 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8434 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8435 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8436 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8437 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8438 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8439 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8440 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8441 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8442 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8443 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8445 2016-02-04 Martin Liska <mliska@suse.cz>
8448 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8449 that are gimple_store_p.
8450 (maybe_instrument_call): Likewise.
8452 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8454 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8455 register scaling out of memory reference and comment why.
8457 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8461 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8462 folding the source of a SET.
8464 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8468 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8469 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8471 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8475 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8478 2016-02-04 Christian Bruel <christian.bruel@st.com>
8480 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8481 * config/arm/arm.c (arm_set_current_function): Likewise.
8483 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8484 Ilya Enkovich <enkovich.gnu@gmail.com>
8485 H.J. Lu <hongjiu.lu@intel.com>
8488 * config/i386/i386.c (convert_scalars_to_vector): Remove
8489 stack alignment fixes.
8490 (ix86_option_override_internal): Disable TARGET_STV if stack
8491 might not be aligned enough.
8492 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8494 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8496 * gcc/config/i386/x86-tune.def: Disable default prefetching
8499 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8500 Vladimir Makarov <vmakarov@redhat.com>
8503 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8504 in validating fused toc addresses.
8506 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8509 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8510 range->m_caret fields if range->m_show_caret_p is false.
8513 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8514 Force oldval into register if it does not satisfy reg_or_short_operand
8515 predicate. Fix up formatting.
8517 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8518 Alexandre Oliva <aoliva@redhat.com>
8521 * lra-constraints.c (simplify_operand_subreg): Check additionally
8522 address validity after potential reloading.
8523 (process_address_1): Check insns validity. In case of failure do
8526 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8529 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8532 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8534 * wide-int.cc (canonize_uhwi): New function.
8535 (wi::divmod_internal): Use it.
8537 2016-02-02 James Norris <jnorris@codesourcery.com
8539 * gimplify.c (omp_notice_variable): Add usage check.
8541 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8543 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8544 like LE, GE, LT, GT when emitting relational operator.
8546 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8548 * ira-costs.c (find_costs_and_classes): Add extra argument.
8549 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8550 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8551 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8552 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8553 Add best_class parameter, and return it if not ALL_REGS.
8554 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8556 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8559 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8561 * config/aarch64/aarch64.c
8562 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8563 (aarch64_ira_change_pseudo_allocno_class): New function.
8565 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8568 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8570 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8572 * config/avr/avr.c (avr_option_override): Set
8573 PARAM_ALLOW_STORE_DATA_RACES to 1.
8575 2016-02-02 Richard Biener <rguenther@suse.de>
8577 PR tree-optimization/69595
8578 * match.pd: Add range test simplifications to true/false.
8580 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8582 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8583 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8586 2016-02-02 Richard Biener <rguenther@suse.de>
8588 PR tree-optimization/69606
8589 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8590 info on the result before moving a stmt.
8592 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8595 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8596 branch with vector comparison.
8597 * config/i386/sse.md (VI48_AVX): New mode iterator.
8598 (define_expand "cbranch<mode>4): Add support for conditional branch
8599 with vector comparison.
8600 * tree-vect-loop.c (optimize_mask_stores): New function.
8601 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8602 has_mask_store field of vect_info.
8603 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8604 vectorized loops having masked stores after vec_info destroy.
8605 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8606 correspondent macros.
8607 (optimize_mask_stores): Add prototype.
8609 2016-02-02 Alan Modra <amodra@gmail.com>
8612 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8615 2016-02-02 Alan Modra <amodra@gmail.com>
8618 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8619 whenever toc_label_name used.
8620 (rs6000_file_start): Don't set up toc section here,
8621 (rs6000_output_function_epilogue): do so here instead,
8622 (rs6000_xcoff_file_start): and here.
8623 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8624 (load_toc_aix_di): Likewise.
8626 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8628 PR rtl-optimization/69592
8629 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8630 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8631 (num_sign_bit_copies_binary_arith_p): New inline function.
8632 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8634 2016-02-01 Jeff Law <law@redhat.com>
8636 PR tree-optimization/69580
8637 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8638 * tree-ssa-threadbackward.c
8639 (fsm_find_control_statement_thread_paths): Do not try to walk
8640 through large PHI nodes.
8642 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8644 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8645 when count is incremented above limit, don't analyze further
8648 * omp-low.c (oacc_parse_default_dims): Avoid
8649 -Wsign-compare warning, make sure value fits into int
8650 rather than just unsigned int.
8652 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8654 PR tree-optimization/67921
8655 * fold-const.c (split_tree): New parameters. Convert pointer
8656 type variable part to proper type before negating.
8657 (fold_binary_loc): Pass new arguments to split_tree.
8659 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8661 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8662 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8663 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8664 * doc/tm.texti: Rebuilt.
8665 * doc/invoke.texi (fopenacc-dim): Document.
8666 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8667 (append_compiler_options): Likewise.
8668 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8669 (oacc_parse_default_dims): New.
8670 (oacc_validate_dims): Add USED arg. Select non-unity default when
8672 (oacc_loop_fixed_partitions): Return mask of used partitions.
8673 (oacc_loop_auto_partitions): Emit dump info.
8674 (oacc_loop_partition): Return mask of used partitions.
8675 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8676 loop partitioning and validation calls.
8678 2016-02-01 Richard Biener <rguenther@suse.de>
8681 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8683 2016-02-01 Richard Biener <rguenther@suse.de>
8685 PR tree-optimization/69574
8686 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8687 of asserting return chrec_dont_know.
8689 2016-02-01 Martin Liska <mliska@suse.cz>
8691 * mem-stats-traits.h: Add copyright header.
8692 * mem-stats.h: Likewise.
8694 2016-02-01 Richard Biener <rguenther@suse.de>
8696 PR tree-optimization/69579
8697 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8698 Do not propagate through abnormal PHI results.
8700 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8702 * postreload.c (reload_cse_simplify): Remove dead code.
8704 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8706 PR rtl-optimization/69570
8707 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8708 if there is more than one set, not if there is a single set.
8710 2016-02-01 Richard Henderson <rth@redhat.com>
8713 * combine.c (make_compound_operation): When looking through a
8714 subreg, make sure to re-extend to the width of the outer mode.
8716 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8718 PR tree-optimization/69546
8719 * wide-int.cc (wi::divmod_internal): For unsigned division
8720 where both operands fit into uhwi, if o1 is 1 and o0 has
8721 msb set, if divident_prec is larger than bits per hwi,
8722 clear another quotient word and return 2 instead of 1.
8723 Similarly for remainder with msb in HWI set, if dividend_prec
8724 is larger than bits per hwi.
8726 2016-01-29 Martin Jambor <mjambor@suse.cz>
8728 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8729 Use short lowercase names.
8730 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8731 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8732 acq_rel one. Protect warning agains segfaults if
8733 get_memory_order_name returns NULL.
8734 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8735 with release semantics. Do not warn if get_memory_order already did.
8736 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8737 semantics. Fix check for relaxed or acquire semantics. Do not warn
8738 if get_memory_order already did.
8740 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8742 * doc/install.texi: Document that isl-0.16 is supported.
8744 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8747 * config/i386/constraints.md (Bm): Describe as special memory
8749 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8750 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8751 * genpreds.c (struct constraint_data): Add is_special_memory.
8752 (have_special_memory_constraints, special_memory_start): New
8754 (special_memory_end): Ditto.
8755 (add_constraint): Add new arg is_special_memory. Add code to
8756 process its true value. Update have_special_memory_constraints.
8757 (process_define_constraint): Pass the new arg.
8758 (process_define_register_constraint): Ditto.
8759 (choose_enum_order): Process special memory.
8760 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8761 function insn_extra_special_memory_constraint.
8762 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8763 * gensupport.c (process_rtx): Process
8764 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8765 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8766 * ira-lives.c (single_reg_class): Use
8767 insn_extra_special_memory_constraint.
8768 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8769 * lra-constraints.c (process_alt_operands): Ditto.
8770 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8771 * recog.c (asm_operand_ok, preprocess_constraints): Process
8773 * reload.c (find_reloads): Ditto.
8774 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8775 * stmt.c (parse_input_constraint): Use
8776 insn_extra_special_memory_constraint.
8778 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8781 * lra-splill.c (lra_final_code_change): Revert r229087 by
8782 removing all sub-registers.
8784 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8787 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8789 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8792 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8793 SSE1, copy target into the temporary reg first before recursing
8796 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8798 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8801 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8803 * ginclude/stdarg.h: Test __cplusplus instead of
8804 __GXX_EXPERIMENTAL_CXX0X__.
8806 2016-01-29 Richard Biener <rguenther@suse.de>
8808 PR tree-optimization/69547
8809 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8810 Do not mark clobbers necessary.
8811 (mark_all_reaching_defs_necessary_1): Likewise.
8813 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8815 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8816 declaration name with %qs and print it in both error messages.
8817 Also fix indentation.
8819 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8822 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8823 trailing blank line from error message.
8825 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8828 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8831 2016-01-29 Richard Biener <rguenther@suse.de>
8834 * match.pd: Allow all integral types when simplifying a
8835 widening or sign-changing conversion.
8837 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8839 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8840 back to setting codegen_error to fail codegen.
8842 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8845 * config/i386/constraints.md (C): Only accept constant zero operand.
8846 (BC): New constraint.
8847 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8848 instead of C constraint.
8849 * doc/md.texi (Machine Constraints): Update description
8852 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8855 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8857 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8860 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8863 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8865 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8866 branches if using guessed profile.
8868 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8870 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8872 2016-01-28 Richard Henderson <rth@redhat.com>
8875 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8876 * config/aarch64/aarch64-protos.h: Update.
8877 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8878 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8879 (aarch64_get_condition_code_1): Handle CC_Cmode.
8880 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8881 (*add<mode>3_compareC_cconly_imm): New.
8882 (*add<mode>3_compareC_cconly): New.
8883 (*add<mode>3_compareC_imm): New.
8884 (add<mode>3_compareC): New.
8885 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8886 to be first. Use aarch64_carry_operation.
8887 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8888 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8889 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8890 (subti3): Use subdi3_compare1.
8891 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8892 (sub<mode>3_compare1): New.
8893 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8894 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8895 (*subsi3_carryin_uxtw): Likewise.
8896 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8897 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8898 * config/aarch64/iterators.md (DWI): New.
8899 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8900 (aarch64_borrow_operation): New.
8902 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8904 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8905 message when isl does not return a valid schedule.
8907 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8909 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8910 Remove comments from class declarations: they are already in the code
8913 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8915 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8917 (ternary_op_to_tree): Same.
8918 (unary_op_to_tree): Same.
8919 (nary_op_to_tree): Same.
8920 (gcc_expression_from_isl_expr_op): Same.
8921 (gcc_expression_from_isl_expression): Same.
8922 (graphite_create_new_loop): Same.
8923 (graphite_create_new_loop_guard): Same.
8924 (build_iv_mapping): Same.
8925 (graphite_create_new_guard): Same.
8926 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8927 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8929 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8931 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8932 instead of setting codegen_error to fail codegen.
8934 2016-01-28 Jason Merrill <jason@redhat.com>
8936 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8938 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8940 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8941 Remove CONST_INT_P check in CCMP cost calculation.
8943 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8945 * config/aarch64/aarch64.c (generic_vector_cost):
8946 Set vec_permute_cost.
8947 (cortexa57_vector_cost): Likewise.
8948 (exynosm1_vector_cost): Likewise.
8949 (xgene1_vector_cost): Likewise.
8950 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8951 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8952 Add vec_permute_cost entry.
8954 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8956 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8958 (add<mode>3_compare0): Likewise.
8959 (addsi3_compare0_uxtw): Likewise.
8960 (add<mode>3nr_compare0): Likewise.
8961 (compare_neg<mode>): Likewise.
8962 (<optab><mode>3): Likewise.
8964 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8966 * tree-vect-stmts.c (vectorizable_comparison): Add
8967 NULL check for vectype.
8969 2016-01-28 Richard Biener <rguenther@suse.de>
8971 PR tree-optimization/69466
8972 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8973 Account for PHIs we couldn't duplicate.
8975 2016-01-28 Martin Liska <mliska@suse.cz>
8978 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8979 instead of ENABLE_VALGRIND_CHECKING.
8981 2016-01-27 Richard Henderson <rth@redhat.com>
8984 * lra-remat.c (subreg_regs): New.
8985 (dump_candidates_and_remat_bb_data): Dump it.
8986 (operand_to_remat): Reject if operand in subreg_regs.
8987 (set_bb_regs): Collect subreg_regs.
8988 (lra_remat): Init and free subreg_regs. Compute
8989 calculate_local_reg_remat_bb_data before create_cands.
8991 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8994 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8995 change stack_alignment_needed for __tls_get_addr call.
8997 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8999 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9001 2016-01-27 Jeff Law <law@redhat.com>
9003 PR tree-optimization/68398
9004 PR tree-optimization/69196
9005 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9006 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9007 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9008 Only count PHIs in the last block in the path. The others will
9009 const/copy propagate away. Add heuristic to allow more irreducible
9010 subloops to be created when it is likely profitable to do so.
9012 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9013 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9014 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9016 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9019 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9020 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9021 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9022 * tree-streamer-in.c: Include asan.h.
9023 (streamer_get_builtin_tree): For builtins in sanitizer
9024 range call initialize_sanitizer_builtins and retry.
9026 2016-01-27 Ian Lance Taylor <iant@google.com>
9028 * common.opt (fkeep-gc-roots-live): New undocumented option.
9029 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9030 -fkeep-gc-roots-live, skip pointers.
9031 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9034 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9037 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9038 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9040 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9043 * configure.ac: NetBSD provides SSP in its C library.
9044 * configure: Updated.
9046 2016-01-27 Richard Biener <rguenther@suse.de>
9048 PR tree-optimization/69166
9049 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9050 reduction code for commutativity / associativity.
9052 2016-01-27 Martin Jambor <mjambor@suse.cz>
9054 PR tree-optimization/69355
9055 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9056 total_scalarization fails.
9058 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9060 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9063 2016-01-27 Christian Bruel <christian.bruel@st.com>
9066 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9067 Move arm_reset_previous_fndecl and set_target_option_current_node in
9068 the conditional part. Call save_restore_target_globals.
9069 * config/arm/arm.c (arm_set_current_function):
9070 Refactor to better support #pragma target and attribute mix.
9071 Call save_restore_target_globals.
9072 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9074 2016-01-27 Martin Liska <mliska@suse.cz>
9076 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9077 reference for an HSA kernel and its host function.
9079 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9081 PR tree-optimization/69399
9082 * wide-int.h (wi::lrshift): For larger precisions, only
9083 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9085 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9087 * config/arc/predicates.md (proper_comparison_operator): Reject
9088 constant-constant comparison.
9090 2016-01-26 Tom de Vries <tom@codesourcery.com>
9092 PR tree-optimization/69110
9093 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9094 DR_NUM_DIMENSIONS == 0.
9096 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9097 Sebastian Pop <s.pop@samsung.com>
9099 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9100 isl_ast_op_cond and isl_ast_op_select.
9101 (gcc_expression_from_isl_expr_op): Same.
9103 2016-01-26 Jason Merrill <jason@redhat.com>
9106 * tree.c (recompute_constructor_flags): Split out from
9108 (verify_constructor_flags): New.
9109 * tree.h: Declare them.
9111 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9113 PR rtl-optimization/69217
9114 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9115 are no TYPE_FIELDS set for the record type.
9117 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9120 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9121 toc_label_name unconditionally.
9122 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9123 SYMBOL_REF string. Use toc_label_name instead of constructing
9125 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9126 constructing LCTOC1.
9128 2016-01-26 Martin Sebor <msebor@redhat.com>
9131 * doc/extend.texi (Common Type Attributes): Move text that talks about
9132 attribute packed from attribute aligned to the section discussing
9133 the former attribute for clarity.
9135 2016-01-26 Richard Henderson <rth@redhat.com>
9138 * trans-mem.c (tm_region_init): Mark entry block as visited.
9140 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9143 * diagnostic-show-locus.c (layout::print_source_line): Replace
9144 call to pp_newline with call to layout::print_newline.
9145 (layout::print_annotation_line): Likewise.
9146 (layout::move_to_column): Likewise.
9147 (layout::print_any_fixits): After printing any fixits, print a
9148 trailing newline, if necessary.
9149 (layout::print_newline): New method, resetting any colorization
9151 (diagnostic_show_locus): Move the pp_newline to before the
9152 early bailout. Remove dummy block enclosing the layout instance.
9153 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9154 of pp_newline_and_flush with pp_flush.
9155 (diagnostic_append_note): Delete use of pp_newline.
9156 (diagnostic_append_note_at_rich_loc): Delete.
9157 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9158 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9159 when newline characters are added to the buffer.
9161 2016-01-26 Michael Matz <matz@suse.de>
9163 * configure.ac (ac_cv_std_swap_in_utility): New test.
9164 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9165 * configure: Regenerate.
9166 * config.in: Regenerate.
9168 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9170 * config/arc/arc.md (cstoresi4): Force operand into register.
9171 (arcset<code>): Fix predicate.
9172 (arcsetltu): Likewise.
9173 (arcsetgeu): Likewise.
9174 (arcsethi): Likewise.
9175 (arcsetls): Likewise.
9177 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9179 PR tree-optimization/69483
9180 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9181 if base has error_mark_node type.
9183 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9186 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9187 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9189 (vget_lane_f16): Handle big-endian.
9190 (vgetq_lane_f16): Likewise.
9191 (vset_lane_f16): Likewise.
9192 (vsetq_lane_f16): Likewise.
9193 * config/arm/iterators.md (VQXMOV): Add V8HF.
9194 (VDQ): Add V4HF and V8HF.
9195 (V_reg): Handle V4HF and V8HF.
9196 (Is_float_mode): Likewise.
9197 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9198 neon_vdup_nv8hf): New patterns.
9199 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9200 Use VD_LANE iterator.
9201 (neon_vld1_dup<mode>): Use VQ2 iterator.
9203 2016-01-26 Nathan Sidwell <nathan@acm.org>
9205 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9206 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9207 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9208 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9209 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9210 (oacc_validate_dims): Add LEVEL arg, don't return level.
9211 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9213 (execute_oacc_device_lower): Adjust, add more dump output.
9214 * tree-ssa-loop.c (gate_oacc_kernels): Use
9215 oacc_fn_attrib_kernels_p.
9216 * tree-parloops.c (create_parallel_loop): Adjust
9217 set_oacc_fn_attrib call.
9219 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9222 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9223 (append_compiler_options): Handle -fcilkplus.
9224 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9226 2016-01-26 Nick Clifton <nickc@redhat.com>
9229 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9230 been marked as DECL_ONE_ONLY but we do not the means to make it
9231 so, then do not allow it to bind locally.
9233 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9236 * opts.h (parse_sanitizer_options): New prototype.
9237 * opts.c (sanitizer_opts): New array.
9238 (parse_sanitizer_options): New function.
9239 (common_handle_option): Use parse_sanitizer_options.
9241 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9244 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9245 alignment adjustment to ...
9246 (ix86_update_stack_boundary): Here. Don't over-align stack for
9248 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9249 if __tls_get_addr is called.
9251 2016-01-26 Christian Bruel <christian.bruel@st.com>
9253 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9255 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9257 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9259 2016-01-26 Richard Biener <rguenther@suse.de>
9262 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9264 2016-01-26 Richard Biener <rguenther@suse.de>
9266 PR tree-optimization/69452
9267 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9268 (move_computations_dom_walker::before_dom_children): Rename
9270 (move_computations_worker): This.
9271 (move_computations): Perform an RPO rather than a DOM walk.
9273 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9276 * combine.c (combine_instructions): For REG_EQUAL note with
9277 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9278 to the underlying register.
9279 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9280 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9282 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9285 * config/aarch64/aarch64-builtins.c
9286 (aarch64_init_simd_builtin_types): Do not set structural
9287 equality to __Poly{8,16,64,128}_t types.
9289 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9291 PR tree-optimization/69400
9292 * wide-int.cc (wi_pack): Take the precision as argument and
9293 perform canonicalization here rather than in the callers.
9294 Use the main loop to handle all full-width HWIs. Add a
9295 zero HWI if in_len isn't a full result.
9296 (wi::divmod_internal): Update accordingly.
9297 (wi::mul_internal): Likewise. Simplify.
9299 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9300 Sebastian Pop <s.pop@samsung.com>
9302 * graphite-poly.c (apply_poly_transforms): Simplify.
9303 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9304 (print_isl_map): Same.
9305 (print_isl_union_map): Same.
9306 (print_isl_schedule): New.
9307 (debug_isl_schedule): New.
9308 * graphite-dependences.c (scop_get_reads): Do not call
9309 isl_union_map_add_map that is undocumented isl functionality.
9310 (scop_get_must_writes): Same.
9311 (scop_get_may_writes): Same.
9312 (scop_get_original_schedule): Remove.
9313 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9314 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9315 (compute_deps): Remove.
9316 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9317 (debug_schedule_ast): New.
9318 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9319 set_separate_option.
9320 (graphite_regenerate_ast_isl): Add dump.
9321 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9322 from scop->transformed_schedule.
9323 (graphite_regenerate_ast_isl): Add more dump.
9324 * graphite-optimize-isl.c (optimize_isl): Set
9325 scop->transformed_schedule. Check whether schedules are equal.
9326 (apply_poly_transforms): Move here.
9327 * graphite-poly.c (apply_poly_transforms): ... from here.
9328 (free_poly_bb): Static.
9329 (free_scop): Static.
9330 (pbb_number_of_iterations_at_time): Remove.
9331 (print_isl_ast): New.
9332 (debug_isl_ast): New.
9333 (debug_scop_pbb): New.
9334 * graphite-scop-detection.c (print_edge): Move.
9336 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9337 (build_scop_scattering): Remove.
9338 (create_pw_aff_from_tree): Assert instead of bailing out.
9339 (add_condition_to_pbb): Remove unused code, do not fail.
9340 (add_conditions_to_domain): Same.
9341 (add_conditions_to_constraints): Remove.
9342 (build_scop_context): New.
9343 (add_iter_domain_dimension): New.
9344 (build_iteration_domains): Initialize pbb->iterators.
9345 Call add_conditions_to_domain.
9348 (index_outermost_in_loop): New.
9349 (index_pbb_in_loop): New.
9350 (outermost_pbb_in): New.
9351 (add_in_sequence): New.
9352 (add_outer_projection): New.
9353 (outer_projection_mupa): New.
9354 (add_loop_schedule): New.
9355 (build_schedule_pbb): New.
9356 (build_schedule_loop): New.
9357 (embed_in_surrounding_loops): New.
9358 (build_schedule_loop_nest): New.
9359 (build_original_schedule): New.
9360 (build_poly_scop): Call build_original_schedule.
9361 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9362 (free_poly_dr): Remove.
9363 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9364 (free_poly_bb): Remove.
9365 (debug_loop_vec): Remove.
9366 (print_isl_ast): Declare.
9367 (debug_isl_ast): Declare.
9368 (scop_do_interchange): Remove.
9369 (scop_do_strip_mine): Remove.
9370 (scop_do_block): Remove.
9371 (flatten_all_loops): Remove.
9372 (optimize_isl): Remove.
9373 (pbb_number_of_iterations_at_time): Remove.
9374 (debug_scop_pbb): Declare.
9375 (print_schedule_ast): Declare.
9376 (debug_schedule_ast): Declare.
9377 (struct scop): Remove schedule. Add original_schedule,
9378 transformed_schedule.
9379 (free_gimple_poly_bb): Remove.
9380 (print_generated_program): Remove.
9381 (debug_generated_program): Remove.
9382 (unify_scattering_dimensions): Remove.
9383 * sese.c (print_edge): ... here.
9384 (print_sese): ... here.
9385 (debug_edge): ... here.
9386 (debug_sese): ... here.
9387 * sese.h (print_edge): Declare.
9388 (print_sese): Declare.
9389 (dump_edge): Declare.
9390 (dump_sese): Declare.
9392 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9393 Sebastian Pop <s.pop@samsung.com>
9395 * Makefile.in: Set ISLVER in site.exp.
9397 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9399 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9400 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9401 through DECL_VALUE_EXPR for expansion.
9403 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9405 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9406 the frame info after reload completed.
9408 2016-01-25 Jeff Law <law@redhat.com>
9410 PR tree-optimization/69196
9411 PR tree-optimization/68398
9412 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9413 tree-ssa-threadupdate.c.
9414 (determine_bb_domination_status): Prototype
9415 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9416 (determine_bb_domination_status): No longer static.
9417 (valid_jump_thread_path): Remove code to detect characteristics
9418 of the jump thread path not associated with correctness.
9419 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9420 Correct test for thread path length. Count PHIs for real operands as
9421 statements that need to be copied. Do not count ASSERT_EXPRs.
9422 Look at all the blocks in the thread path. Compute and selectively
9423 filter thread paths based on threading through the latch, threading
9424 a multiway branch or crossing a multiway branch.
9426 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9428 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9429 decl with __attribute__ ((unused)) annotation.
9431 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9434 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9435 of operands is compatible with a statement vectype.
9437 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9439 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9440 improve wording for mixed storage order support.
9442 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9444 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9445 (vcvt_u64_f64): Likewise.
9446 (vcvta_s64_f64): Likewise.
9447 (vcvta_u64_f64): Likewise.
9448 (vcvtm_s64_f64): Likewise.
9449 (vcvtm_u64_f64): Likewise.
9450 (vcvtn_s64_f64): Likewise.
9451 (vcvtn_u64_f64): Likewise.
9452 (vcvtp_s64_f64): Likewise.
9453 (vcvtp_u64_f64): Likewise.
9455 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9457 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9458 (arc_init): Check validity mll64 option.
9459 (arc_save_restore): Use double load/store instruction.
9460 (arc_expand_movmem): Likewise.
9461 (arc_split_move): Don't split if we have double load/store
9462 instructions. Returns a boolean.
9463 (arc_process_double_reg_moves): Change function to return boolean
9464 instead of a sequence of instructions.
9465 (arc_dwarf_register_span): New function.
9466 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9467 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9468 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9469 (*movdf_insn): Likewise.
9470 * config/arc/arc.opt (mll64): New option.
9471 * config/arc/predicates.md (even_register_operand): New predicate.
9472 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9474 2016-01-25 Richard Biener <rguenther@suse.de>
9477 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9478 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9480 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9482 2016-01-25 Richard Biener <rguenther@suse.de>
9484 PR tree-optimization/69376
9485 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9487 (VN_INFO_ANTI_RANGE_P): New inline.
9488 (VN_INFO_RANGE_TYPE): Likewise.
9489 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9490 SSA_NAME_ANTI_RANGE_P.
9491 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9492 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9493 Properly query VN_INFO_RANGE_TYPE.
9495 2016-01-25 Nick Clifton <nickc@redhat.com>
9498 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9500 2016-01-23 Tom de Vries <tom@codesourcery.com>
9502 PR tree-optimization/69426
9503 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9506 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9508 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9509 "the the" with "the" in the comments.
9510 * ipa-devirt.c (build_type_inheritance_graph,
9511 update_type_inheritance_graph): Likewise.
9512 * tree.c (build_function_type_list_1): Likewise.
9513 * cfgloopmanip.c (scale_loop_profile): Likewise.
9514 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9515 * gimple-ssa-split-paths.c
9516 (find_block_to_duplicate_for_splitting_paths): Likewise.
9517 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9518 * expr.c (convert_move): Likewise.
9519 * var-tracking.c (vt_stack_adjustments): Likewise.
9520 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9521 * tree-vrp.c (test_for_singularity): Likewise.
9523 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9524 directly instead of building a temporary tree.
9527 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9528 remove <algorithm> include.
9530 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9533 * config/i386/i386.c: Include dojump.h.
9534 (expand_small_movmem_or_setmem,
9535 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9537 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9538 if dynamic_check != -1.
9540 2016-01-21 Jeff Law <law@redhat.com>
9543 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9544 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9545 into dominated_by_p.
9546 (cprop_into_successor_phis): Avoid unnecessary tests.
9548 2016-01-22 Richard Henderson <rth@redhat.com>
9551 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9552 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9554 2016-01-22 Michael Matz <matz@suse.de>
9556 * system.h (string, algorithm): Include only conditionally.
9557 (new): Include always under C++.
9558 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9559 * final.c (toplevel): Ditto.
9560 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9561 * genconditions.c (write_header): Make gencondmd.c define
9563 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9565 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9566 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9568 2016-01-22 Christian Bruel <christian.bruel@st.com>
9571 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9573 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9576 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9577 define_insn_and_split. Ensure operands[1] and operands[0] do not
9578 get assigned the same register.
9580 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9582 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9584 2016-01-22 Christian Bruel <christian.bruel@st.com>
9586 * config/arm/arm-c.c (arm_pragma_target_parse):
9587 Remove warn_builtin_macro_redefined overwrite.
9589 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9591 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9592 flag_non_call_exceptions compatibility.
9594 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9597 * dwarf2out.c (add_child_die_after): New function.
9598 (dwarf_qual_info_t): New type.
9599 (dwarf_qual_info): New variable.
9600 (qualified_die_p): New function.
9601 (modified_type_die): For -fdebug-types-section, ensure
9602 canonical order of qualifiers. Put qualified DIEs adjacent
9603 to the corresponding non-qualified type DIE and search there
9604 for existing qualified DIEs.
9606 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9608 * doc/extend.texi (scalar_storage_order type attribute): Document
9609 restriction on type punning and aliasing, and remove future tense.
9611 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9614 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9617 2016-01-21 Jeff Law <law@redhat.com>
9620 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9621 useless call to record_temporary_equivalences.
9622 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9623 allocate 10 slots in the bb_path vector and let it grow as needed.
9624 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9627 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9629 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9631 * configure: Regenerate.
9633 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9635 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9636 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9638 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9641 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9642 drop EXPAND_INITIALIZER.
9643 * rtl.h (contains_symbolic_reference_p): Declare.
9644 * rtlanal.c (contains_symbolic_reference_p): New function.
9645 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9646 a subtraction into a NOT if symbolic constants are involved.
9648 2016-01-21 Anton Blanchard <anton@samba.org>
9649 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9652 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9654 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9657 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9659 * config/microblaze/microblaze.c
9660 (get_branch_target): New.
9661 (insert_wic_for_ilb_runout): New.
9663 (microblaze_machine_dependent_reorg): New.
9664 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9665 * config/microblaze/microblaze.md
9666 (UNSPEC_IPREFETCH): Define.
9667 (iprefetch): New pattern
9668 * config/microblaze/microblaze.opt
9669 (mxl-prefetch): New flag.
9671 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9673 * config/microblaze/microblaze.h
9674 (FIXED_REGISTERS): Update in macro.
9675 (CALL_USED_REGISTERS): Update in macro.
9677 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9679 PR rtl-optimization/68920
9680 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9683 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9685 PR rtl-optimization/68990
9686 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9687 pseudo instead of inheritance ones.
9689 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9690 Nick Clifton <nickc@redhat.com>
9694 * config/mips/mips.c (mips_compute_frame_info): Initialise
9695 args_size and hard_frame_pointer_offset fields of the frame
9696 structure before calling mips_global_pointer.
9698 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9700 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9702 * configure: Regenerate.
9704 2016-01-21 Richard Biener <rguenther@suse.de>
9706 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9708 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9710 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9711 to actually emit the .size directive.
9713 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9714 Jakub Jelinek <jakub@redhat.com>
9718 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9719 args array size by one to avoid buffer overflow.
9721 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9723 * config/s390/s390.md (pool_section_start): Use switch_to_section
9724 to select proper read-only data section instead of hardcoding
9726 (pool_section_end): Use switch_to_section to match the above.
9728 2016-01-21 Richard Biener <rguenther@suse.de>
9730 PR tree-optimization/69378
9731 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9732 (set_ssa_val_to): Use it for dominance checks taking into
9733 account not executable edges.
9735 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9738 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9739 for bitsize instead of GET_MODE_PRECISION (mode).
9741 2016-01-20 Martin Sebor <msebor@redhat.com>
9744 * extend.texi (__sync Builtins): Clarify the semantics of
9745 __sync_fetch_and_OP built-ins on pointers.
9746 (__atomic Builtins): Same.
9748 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9749 Sebastian Pop <s.pop@samsung.com>
9751 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9752 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9753 (is_valid_rename): Same.
9754 (translate_isl_ast_to_gimple::get_rename): Same.
9755 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9756 (translate_isl_ast_to_gimple::rename_uses): Same.
9757 (get_new_name): Check for close_phi nodes.
9758 (copy_loop_phi_args): Use phi_node_kind.
9759 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9760 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9762 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9763 Sebastian Pop <s.pop@samsung.com>
9765 Revert commit r229783.
9766 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9767 Remove use of parameter_rename_map.
9769 (copy_internal_parameters): Remove.
9770 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9771 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9772 (free_sese_info): Do not free parameter_rename_map.
9773 (set_rename): Do not use parameter_rename_map.
9774 (rename_uses): Update call to set_rename.
9775 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9776 * sese.h (parameter_rename_map_t): Remove.
9777 (struct sese_info_t): Remove field parameter_rename_map.
9779 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9780 Sebastian Pop <s.pop@samsung.com>
9782 * graphite-isl-ast-to-gimple.c: Fix comment.
9783 * graphite-scop-detection.c (defined_in_loop_p): New.
9784 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9785 names defined in loop.
9787 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9788 Sebastian Pop <s.pop@samsung.com>
9790 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9791 Discard unstructured if-then-else regions.
9793 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9794 Sebastian Pop <s.pop@samsung.com>
9796 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9797 (cleanup_loop_iter_dom): Remove.
9798 (build_loop_iteration_domains): Remove.
9799 (build_scop_context): Remove.
9800 (build_scop_iteration_domain): Remove.
9801 (add_loop_constraints): New.
9802 (build_iteration_domains): New.
9803 (build_poly_scop): Call build_iteration_domains.
9805 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9806 Sebastian Pop <s.pop@samsung.com>
9808 * graphite-scop-detection.c
9809 (scop_detection::harmful_loop_in_region): Free dom and loops.
9810 (scop_detection::loop_body_is_valid_scop): Free bbs.
9812 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9813 Sebastian Pop <s.pop@samsung.com>
9815 * graphite-scop-detection.c (record_loop_in_sese): New.
9816 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9817 (build_scops): Remove call to build_sese_loop_nests.
9818 * sese.c (sese_record_loop): Remove.
9819 (build_sese_loop_nests): Remove.
9820 (new_sese_info): Remove region->loops.
9821 (free_sese_info): Same.
9822 * sese.h (sese_contains_loop): Same.
9823 (build_sese_loop_nests): Remove.
9824 (sese_contains_loop): Remove.
9826 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9827 Sebastian Pop <s.pop@samsung.com>
9829 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9830 loop_is_valid_in_scop.
9831 (scop_detection::harmful_stmt_in_region): Renamed
9832 harmful_loop_in_region.
9833 Call loop_is_valid_in_scop.
9835 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9836 Sebastian Pop <s.pop@samsung.com>
9838 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9841 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9842 Sebastian Pop <s.pop@samsung.com>
9844 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9845 * graphite.h (struct poly_bb): Remove field is_reduction.
9846 (PBB_IS_REDUCTION): Remove.
9848 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9849 Sebastian Pop <s.pop@samsung.com>
9851 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9852 (add_pdr_constraints): Same.
9853 (scop_get_reads): Same.
9854 (scop_get_must_writes): Same.
9855 (scop_get_may_writes): Same.
9856 (scop_get_original_schedule): Same.
9857 (extend_schedule): Same.
9858 (apply_schedule_on_deps): Same.
9859 (carries_deps): Same.
9860 (compute_deps): Same.
9861 (scop_get_dependences): Same.
9862 * graphite-isl-ast-to-gimple.c
9863 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9864 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9865 (get_schedule_for_band_list): Same.
9866 (get_schedule_map): Same.
9867 (apply_schedule_map_to_scop): Same.
9868 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9869 (build_loop_iteration_domains): Same.
9870 (add_condition_to_pbb): Same.
9871 (add_param_constraints): Same.
9872 (pdr_add_memory_accesses): Same.
9873 (pdr_add_data_dimensions): Same.
9875 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9877 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9880 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9882 * common.opt (feliminate-dwarf2-dups): Replace references to
9883 "DWARF 2" with just "DWARF".
9884 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9885 * doc/extend.texi: Likewise.
9886 * doc/cpp.texi: Likewise.
9887 * doc/invoke.texi: Likewise.
9888 (Option Summary): Add -gdwarf to list of Debugging Options.
9889 (Debugging Options): Document -gdwarf.
9890 * doc/contrib.texi: Spell "DWARF" like that.
9892 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9894 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9895 warning. Fix up formatting.
9898 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9899 attempt to mark memory input operand addressable and
9900 call prepare_gimple_addressable in that case. Don't adjust
9901 input_location for diagnostics, use error_at instead.
9903 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9905 * config/rs6000/ppc-auxv.h: New file.
9906 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9908 (cpu_supports): Likewise.
9909 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9910 (cpu_is_info): New variable.
9911 (cpu_supports_info): Likewise.
9912 (tcb_verification_symbol): Likewise.
9913 (cpu_builtin_p): Likewise.
9914 (cpu_expand_builtin): New function.
9915 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9916 (rs6000_init_builtins): Likewise.
9917 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9918 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9919 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9920 * configure: Regenerate.
9921 * config.in: Likewise.
9922 * doc/extend.texi (PowerPC Built-in Functions): Document
9923 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9925 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9928 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9930 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9933 2016-01-20 Richard Henderson <rth@redhat.com>
9939 * tree.c (tm_define_builtin): New.
9940 (find_tm_vector_type): New.
9941 (build_tm_vector_builtins): New.
9942 (build_common_builtin_nodes): Call it.
9944 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9946 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9947 (arm_fp_ok): Likewise.
9949 (arm_crypto): Likewise.
9951 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9952 Richard Biener <rguenther@suse.de>
9954 PR tree-optimization/69328
9955 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9956 vectors have same number of elements.
9957 (vectorizable_condition): Fix masked version recognition.
9959 2016-01-20 Richard Biener <rguenther@suse.de>
9961 PR tree-optimization/69345
9962 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9963 (VN_INFO_PTR_INFO): Likewise.
9964 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9965 info when it is equal between non-dominating SSA names.
9966 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9967 Make sure to look at original SSA infos.
9969 2016-01-20 Jeff Law <law@redhat.com>
9972 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9974 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9975 (pc_or_label_operand): New predicate.
9976 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9977 tests for small integers that are 2^n - 1.
9979 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9981 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9983 2016-01-19 Jeff Law <law@redhat.com>
9986 * tree-ssa-threadbackwards.c
9987 (fsm_find_control_statement_thread_paths): Do not try to lookup
9988 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9990 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9992 * doc/lto.texi: Remove text that says only Gold has linker plugin
9995 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9997 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9998 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9999 the DIE accordingly.
10000 (modified_type_die): Add REVERSE parameter and pass it recursively,
10001 as well as to base_type_die. Adjust presence check accordingly.
10002 (base_type_for_mode): Adjust call to modified_type_die.
10003 (add_type_attribute): Add REVERSE parameter and pass it to
10005 (generic_parameter_die): Adjust call to add_type_attribute.
10006 (add_scalar_info): Likewise.
10007 (add_subscript_info): Likewise.
10008 (gen_array_type_die): Likewise.
10009 (gen_descr_array_type_die): Likewise.
10010 (gen_entry_point_die): Likewise.
10011 (gen_enumeration_type_die): Likewise.
10012 (gen_formal_parameter_die): Likewise.
10013 (gen_subprogram_die): Likewise.
10014 (gen_variable_die ): Likewise.
10015 (gen_const_die): Likewise.
10016 (gen_field_die): Likewise.
10017 (gen_pointer_type_die): Likewise.
10018 (gen_reference_type_die): Likewise.
10019 (gen_ptr_to_mbr_type_die): Likewise.
10020 (gen_inheritance_die): Likewise.
10021 (gen_subroutine_type_die): Likewise.
10022 (gen_typedef_die): Likewise.
10023 (force_type_die): Adjust call to modified_type_die.
10025 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10027 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10028 flow throughout the file. Fix broken link to Objective-C 2.0
10030 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10033 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10035 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10037 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10040 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10041 (maybe_record_node): Record cxa_pure_virtual as the only possible
10042 target if there are not ohter candidates.
10043 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10045 2016-01-19 Richard Biener <rguenther@suse.de>
10047 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10048 (get_memory_order): Likewise.
10050 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10052 * tree-vect-stmts.c (vectorizable_store): Check
10055 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10058 * gcc.c (driver::decode_argv): Add call to
10059 init_opts_obstack before init_options_struct.
10060 * opts.c (init_opts_obstack): Remove idempotency.
10061 (init_options_struct): Replace call to init_opts_obstack
10062 with a gcc_assert to verify that it has already been called.
10063 * toplev.c (toplev::main): Add call to init_opts_obstack before
10064 calls to init_options_struct.
10065 (toplev::finalize): Move cleanup of opts_obstack next to
10066 cleanup of save_decoded_options, clearing the latter, and
10067 save_decoded_options_count.
10069 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10072 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10073 attribute to unconditional. Remove %? from output template.
10075 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10076 Jiong Wang <jiong.wang@arm.com>
10078 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10079 generated from different expand order.
10081 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10083 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10084 Add support for CCMP costing.
10086 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10088 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10089 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10090 (fccmpe<mode>): Likewise.
10091 (fcmp): Rename to fcmp and globalize pattern.
10093 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10094 (aarch64_gen_ccmp_next): Add FP support.
10096 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10098 * target.def (gen_ccmp_first): Update documentation.
10099 (gen_ccmp_next): Likewise.
10100 * doc/tm.texi (gen_ccmp_first): Update documentation.
10101 (gen_ccmp_next): Likewise.
10102 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10103 expand_ccmp_expr_1. Improve comments.
10104 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10105 (ccmp_ior<mode>): Remove pattern.
10106 (cmp<mode>): Remove expand.
10107 (cmp): Globalize pattern.
10108 (cstorecc4): Use cc_register.
10109 (mov<mode>cc): Remove ccmp_cc_register check.
10110 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10111 Simplify after removal of CC_DNE/* modes.
10112 (aarch64_ccmp_mode_to_code): Remove.
10113 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10114 In 'k' case use integer as condition.
10115 (aarch64_nzcv_codes): Remove inverted cases.
10116 (aarch64_code_to_ccmode): Remove.
10117 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10118 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10119 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10120 pattern. Return the comparison with CC register. Invert conditions
10121 when bitcode is OR.
10122 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10123 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10125 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10127 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10128 instrumented_version.
10130 2016-01-19 Richard Biener <rguenther@suse.de>
10132 PR tree-optimization/69336
10133 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10134 handled components with get_ref_base_and_extent.
10135 (equal_mem_array_ref_p): Adjust.
10137 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10140 * shrink-wrap.c: Include valtrack.h.
10141 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10142 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10143 in between insn and where it will be moved to. Call
10144 dead_debug_insert_temp.
10145 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10146 first and dead_debug_local_finish at the end.
10147 For uses and defs bitmap, handle all regs in between REGNO and
10148 END_REGNO, not just the first one.
10150 2016-01-19 Richard Biener <rguenther@suse.de>
10152 PR tree-optimization/69352
10153 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10154 (equal_mem_array_ref_p): Constrain size and max size properly.
10155 Compare the reverse flag.
10157 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10159 * ira.c (ira): Update regstat data if we deleted insns.
10161 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10163 PR rtl-optimization/68955
10164 PR rtl-optimization/64557
10165 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10166 here. Fix up formatting.
10167 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10169 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10172 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10173 assume that the node has body.
10174 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10177 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10179 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10182 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10184 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10185 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10187 2016-01-19 Martin Jambor <mjambor@suse.cz>
10188 Martin Liska <mliska@suse.cz>
10189 Michael Matz <matz@suse.de>
10191 * Makefile.in (OBJS): Add new source files.
10192 (GTFILES): Add hsa.c.
10193 * common.opt (disable_hsa): New variable.
10194 (-Whsa): New warning.
10195 * config.in (ENABLE_HSA): New.
10196 * configure.ac: Treat hsa differently from other accelerators.
10197 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10198 $enable_offloading.
10199 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10200 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10201 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10202 --with-hsa-kmt-lib.
10203 * doc/invoke.texi (-Whsa): Document.
10204 (hsa-gen-debug-stores): Likewise.
10205 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10206 to invoke offload compiler for hsa acclerator.
10207 * opts.c (common_handle_option): Determine whether HSA offloading
10208 should be performed.
10209 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10210 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10211 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10212 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10213 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10214 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10215 GF_OMP_FOR_KIND_GRID_LOOP.
10216 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10217 (pp_gimple_stmt_1): Likewise.
10218 * gimple-walk.c (walk_gimple_stmt): Likewise.
10219 * gimple.c (gimple_build_omp_grid_body): New function.
10220 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10221 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10222 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10223 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10224 GF_OMP_TEAMS_GRID_PHONY.
10225 (gimple_statement_omp_single_layout): Updated comments.
10226 (gimple_build_omp_grid_body): New function.
10227 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10228 (gimple_omp_for_grid_phony): New function.
10229 (gimple_omp_for_set_grid_phony): Likewise.
10230 (gimple_omp_parallel_grid_phony): Likewise.
10231 (gimple_omp_parallel_set_grid_phony): Likewise.
10232 (gimple_omp_teams_grid_phony): Likewise.
10233 (gimple_omp_teams_set_grid_phony): Likewise.
10234 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10235 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10236 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10237 (BUILT_IN_GOMP_TARGET): Updated type.
10238 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10239 (adjust_for_condition): New function.
10240 (get_omp_for_step_from_incr): Likewise.
10241 (extract_omp_for_data): Moved parts to adjust_for_condition and
10242 get_omp_for_step_from_incr.
10243 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10244 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10245 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10246 (scan_omp_parallel): Do not create child functions for phony
10248 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10249 (scan_omp_1_op): Checking assert we are not remapping to
10250 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10251 (parallel_needs_hsa_kernel_p): New function.
10252 (expand_parallel_call): Register apprpriate parallel child
10253 functions as HSA kernels.
10254 (grid_launch_attributes_trees): New type.
10255 (grid_attr_trees): New variable.
10256 (grid_create_kernel_launch_attr_types): New function.
10257 (grid_insert_store_range_dim): Likewise.
10258 (grid_get_kernel_launch_attributes): Likewise.
10259 (get_target_argument_identifier_1): Likewise.
10260 (get_target_argument_identifier): Likewise.
10261 (get_target_argument_value): Likewise.
10262 (push_target_argument_according_to_value): Likewise.
10263 (get_target_arguments): Likewise.
10264 (expand_omp_target): Call get_target_arguments instead of looking
10265 up for teams and thread limit.
10266 (grid_expand_omp_for_loop): New function.
10267 (grid_arg_decl_map): New type.
10268 (grid_remap_kernel_arg_accesses): New function.
10269 (grid_expand_target_kernel_body): New function.
10270 (expand_omp): Call it.
10271 (lower_omp_for): Do not emit phony constructs.
10272 (lower_omp_taskreg): Do not emit phony constructs but create for them
10273 a temporary variable receiver_decl.
10274 (lower_omp_taskreg): Do not emit phony constructs.
10275 (lower_omp_teams): Likewise.
10276 (lower_omp_grid_body): New function.
10277 (lower_omp_1): Call it.
10278 (grid_reg_assignment_to_local_var_p): New function.
10279 (grid_seq_only_contains_local_assignments): Likewise.
10280 (grid_find_single_omp_among_assignments_1): Likewise.
10281 (grid_find_single_omp_among_assignments): Likewise.
10282 (grid_find_ungridifiable_statement): Likewise.
10283 (grid_target_follows_gridifiable_pattern): Likewise.
10284 (grid_remap_prebody_decls): Likewise.
10285 (grid_copy_leading_local_assignments): Likewise.
10286 (grid_process_kernel_body_copy): Likewise.
10287 (grid_attempt_target_gridification): Likewise.
10288 (grid_gridify_all_targets_stmt): Likewise.
10289 (grid_gridify_all_targets): Likewise.
10290 (execute_lower_omp): Call grid_gridify_all_targets.
10291 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10292 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10293 (tree_omp_clause): Added union field dimension.
10294 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10295 * tree.c (omp_clause_num_ops): Added number of arguments of
10296 OMP_CLAUSE__GRIDDIM_.
10297 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10298 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10299 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10300 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10301 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10302 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10303 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10304 * tree-pass.h (make_pass_gen_hsail): Declare.
10305 (make_pass_ipa_hsa): Likewise.
10306 * ipa-hsa.c: New file.
10307 * lto-section-in.c (lto_section_name): Add hsa section name.
10308 * lto-streamer.h (lto_section_type): Add hsa section.
10309 * timevar.def (TV_IPA_HSA): New.
10310 * hsa-brig-format.h: New file.
10311 * hsa-brig.c: New file.
10312 * hsa-dump.c: Likewise.
10313 * hsa-gen.c: Likewise.
10316 * toplev.c (compile_file): Call hsa_output_brig.
10317 * hsa-regalloc.c: New file.
10319 2016-01-18 Jeff Law <law@redhat.com>
10321 PR tree-optimization/69320
10322 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10323 ranged object, do nothing if the RHS constant is not [0..1].
10324 (optimize_stmt): Comparing a boolean ranged object against a
10325 constant outside [0..1] results in a compile-time constant.
10327 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10330 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10332 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10333 (Option Summary): Update to reflect new section and moved options.
10334 (C++ Dialect Options): Move -fstats to new section.
10335 (Debugging Options): Move all dump, statistics, and other GCC
10336 developer options to new section. Rewrite section introduction
10337 and re-order remaining options to put the more basic ones first.
10338 (Optimization Options): Move -fira-verbose and -flto-report* to
10340 (Developer Options): New section incorporating moved options.
10341 * doc/cppopts.texi (-dM): Update cross-reference.
10343 2016-01-18 Richard Henderson <rth@redhat.com>
10346 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10347 operands to pseudo only if CSE is expected. Split long immediate
10348 operands only after reload, and for the stack pointer.
10349 (*add<GPI>3_pluslong): Remove.
10350 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10351 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10352 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10353 (*add<GPI>3 peepholes): New.
10354 (*add<GPI>3 splitters): New.
10355 * config/aarch64/constraints.md (Upl): New.
10356 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10358 2016-01-18 Richard Biener <rguenther@suse.de>
10360 PR tree-optimization/69297
10361 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10363 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10365 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10367 PR middle-end/68542
10368 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10369 of mixind vector and scalar types.
10370 (fold_relational_const): Add handling of vector
10371 comparison with boolean result.
10372 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10373 comparison of vector operands with boolean result for EQ/NE only.
10374 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10375 (verify_gimple_cond): Likewise.
10376 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10379 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10381 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10384 2016-01-18 Richard Biener <rguenther@suse.de>
10386 PR middle-end/69308
10387 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10389 2016-01-18 Tom de Vries <tom@codesourcery.com>
10391 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10393 2016-01-18 Tom de Vries <tom@codesourcery.com>
10395 * omp-low.c (set_oacc_fn_attrib): Make extern.
10396 * omp-low.h (set_oacc_fn_attrib): Declare.
10397 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10398 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10399 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10400 Add and handle function parameter oacc_kernels_p.
10401 (find_reduc_addr, get_omp_data_i_param): New function.
10402 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10403 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10404 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10405 Calculate dominance info. Skip loops that are not in a kernels region
10406 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10407 (pass_parallelize_loops::execute): Call parallelize_loops with
10408 oacc_kernels_p argument.
10409 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10410 New member function.
10411 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10412 * passes.def: Add argument to pass_parallelize_loops instantation.
10414 2016-01-18 Tom de Vries <tom@codesourcery.com>
10416 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10417 pass_parallelize_loops to be run outside the loop pipeline.
10419 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10421 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10422 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10424 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10427 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10428 using get_ref_base_and_extent.
10429 (equal_mem_array_ref_p): New.
10430 (hashable_expr_equal_p): Add call to previous.
10432 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10435 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10436 (sra_initialize): Allocate disqualified_constants.
10437 (sra_deinitialize): Free disqualified_constants.
10438 (disqualify_candidate): Update disqualified_constants when appropriate.
10439 (create_access): Scan for constant-pool entries as we go along.
10440 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10441 (maybe_add_sra_candidate): Allow constant-pool entries.
10442 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10443 (initialize_constant_pool_replacements): New.
10444 (sra_modify_assign): Avoid mangling assignments created by previous,
10445 and don't generate writes into constant pool.
10446 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10448 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10450 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10451 andnot instruction.
10452 (scalar_chain::convert_op): Likewise.
10453 * config/i386/i386.md (*andndi3_doubleword): New.
10455 2016-01-18 Richard Biener <rguenther@suse.de>
10457 PR tree-optimization/69170
10458 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10459 building a vector from scalar results of a pattern stmt.
10461 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10463 * haifa-sched.c (autopref_multipass_init): Work around
10464 -Wmaybe-uninitialized warning.
10466 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10468 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10469 against the constant 0.
10471 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10473 PR tree-optimization/68799
10474 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10475 look up phi candidates in the statement-candidate map.
10476 (phi_add_costs): Likewise.
10477 (record_phi_increments): Likewise.
10478 (phi_incr_cost): Likewise.
10479 (ncd_with_phi): Likewise.
10480 (all_phi_incrs_profitable): Likewise.
10482 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10484 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10485 -Wmaybe-uninitialized warning.
10487 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10489 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10490 (Option Summary): Update to reflect new section and moved options.
10491 (C++ Dialect Options): Move -fvtable-verify and related options.
10492 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10493 and profiling-related options.
10494 (Optimization Options): Move profile generation options and
10495 -fstack-protector and related options.
10496 (Instrumentation Options): New section incorporating moved options.
10497 (Code Generation Options): Move -finstrument-functions and
10498 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10500 2016-01-16 Tom de Vries <tom@codesourcery.com>
10502 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10504 2016-01-16 Tom de Vries <tom@codesourcery.com>
10506 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10508 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10510 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10511 that checks whether the table is already empty. Rename the
10512 original implementation to...
10513 (hash_table::empty_slot): ...this new private function.
10515 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10517 PR diagnostic/68899
10518 * diagnostic-show-locus.c (layout::print_source_line): Move x
10519 offset of line until after call to
10520 get_line_width_without_trailing_whitespace.
10522 2016-01-15 Jeff Law <law@redhat.com>
10524 PR tree-optimization/69270
10525 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10526 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10527 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10528 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10529 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10530 ssa_name_has_boolean_range and constant_boolean_node.
10532 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10534 PR rtl-optimization/69030
10535 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10537 (spill_pseudos): Delete debug insn for dead pseudo.
10538 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10540 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10542 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10544 (TYPES_UNOPUS): Likewise.
10545 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10546 builtin type, from UNOP to UNOPUS.
10547 (lbtruncuv4sf): Likewise.
10548 (lbtruncuv2df): Likewise.
10549 (lrounduv2sf): Likewise.
10550 (lrounduv4sf): Likewise.
10551 (lrounduv2df): Likewise.
10552 (lroundusf): Likewise.
10553 (lroundusf): Likewise.
10554 (lceiluv2sf): Likewise.
10555 (lceiluv4sf): Likewise.
10556 (lceiluv2df): Likewise.
10557 (lceilusf): Likewise.
10558 (lceiludf): Likewise.
10559 (lflooruv2sf): Likewise.
10560 (lflooruv4sf): Likewise.
10561 (lflooruv2df): Likewise.
10562 (lfloorusf): Likewise.
10563 (lfloorudf): Likewise.
10564 (lfrintnuv2sf): Likewise.
10565 (lfrintnuv4sf): Likewise.
10566 (lfrintnuv2df): Likewise.
10567 (lfrintnusf): Likewise.
10568 (lfrintnudf): Likewise.
10569 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10571 (vcvtq_u32_f32): Likewise.
10572 (vcvtq_u64_f64): Likewise.
10573 (vcvta_u32_f32): Likewise.
10574 (vcvtaq_u32_f32): Likewise.
10575 (vcvtaq_u64_f64): Likewise.
10576 (vcvtm_u32_f32): Likewise.
10577 (vcvtmq_u32_f32): Likewise.
10578 (vcvtmq_u64_f64): Likewise.
10579 (vcvtn_u32_f32): Likwise.
10580 (vcvtnq_u32_f32): Likewise.
10581 (vcvtnq_u64_f64): Likewise.
10582 (vcvtp_u32_f32): Likewise.
10583 (vcvtpq_u32_f32): Likewise.
10584 (vcvtpq_u64_f64): Likewise.
10585 (vcvtmd_u64_f64): Likewise.
10586 (vcvtms_u32_f32): Likewise.
10587 (vcvtad_u64_f64): Likewise.
10588 (vcvtas_u32_f32): Likewise.
10589 (vcvtnd_u64_f64): Likewise.
10590 (vcvtns_u32_f32): Likewise.
10591 (vcvtpd_u64_f64): Likewise.
10592 (vcvtps_u32_f32): Likewise.
10594 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10596 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10597 CSEL of zero_extended registers.
10599 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10601 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10602 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10604 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10606 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10607 false when argument string is not found in the attributes table
10610 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10613 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10614 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10615 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10616 precision estimate.
10618 2016-01-15 Richard Biener <rguenther@suse.de>
10620 PR tree-optimization/66856
10621 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10622 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10623 (vect_create_new_slp_node): Increment stmt reference count.
10624 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10625 an SLP tree before swapping operands.
10626 (vect_build_slp_tree): Likewise.
10627 (destroy_bb_vec_info): Free stmt info after SLP instances.
10628 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10629 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10630 (STMT_VINFO_NUM_SLP_USES): New macro.
10632 2016-01-15 Richard Biener <rguenther@suse.de>
10635 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10636 (add_linkage_name): ... here.
10637 (gen_typedef_die): Use add_linkage_name_raw instead of
10638 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10641 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10643 * gimplify.c (oacc_default_clause): Decode reference and pointer
10644 types for both kernels and parallel regions.
10646 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10648 PR middle-end/69246
10649 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10651 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10653 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10654 (convert_scalars_to_vector): Likewise.
10656 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10658 * doc/extend.texi (Type Traits): Fix grammar.
10660 2016-01-15 Martin Jambor <mjambor@suse.cz>
10662 * tree-inline.c (remap_decl): Use existing dclarations if
10663 remapping a type and prevent_decl_creation_for_types.
10664 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10665 decls first. Do real remapping with
10666 prevent_decl_creation_for_types set.
10667 * tree-inline.h (copy_body_data): New field
10668 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10671 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10673 * config/s390/s390.opt (mmvcle): More verbose help text.
10675 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10677 * config/s390/s390.opt: Add period to -mzvector option text.
10679 2016-01-15 Richard Biener <rguenther@suse.de>
10681 PR tree-optimization/68961
10682 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10683 of invariants in stores again.
10685 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10687 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10689 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10691 * config/i386/i386.c (ix86_expand_branch): Don't split
10692 DI mode xor instruction to SI mode.
10694 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10697 * ipa-icf.c (sem_function::merge): Virtual functions may become
10698 reachable even if they address is not taken and there are no
10701 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10703 * lto-streamer-out.c (subtract_estimated_size): New function.
10704 (get_symbol_initial_value): Use it.
10706 2016-01-15 Christian Bruel <christian.bruel@st.com>
10709 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10710 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10711 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10712 use add_builtin_function_ext_scope instead of add_builtin_function.
10713 (neon_set_p, neon_crypto_set_p): Remove.
10714 (arm_init_builtins): Always call arm_init_neon_builtins and
10715 arm_init_crypto_builtins.
10716 (arm_expand_builtin): Check that builtins are allowed for the arch.
10717 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10718 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10719 arm_init_neon_builtins call.
10721 2016-01-15 Richard Biener <rguenther@suse.de>
10723 PR tree-optimization/69117
10724 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10725 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10726 of the leader conservatively.
10727 (free_scc_vn): Restore original SSA name infos.
10729 2016-01-14 Jeff Law <law@redhat.com>
10731 PR tree-optimization/69270
10732 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10733 single bit of precision, verify it's also unsigned.
10734 (record_edge_info): Use constant_boolean_node rather than fold_convert
10735 to convert boolean_true/boolean_false to the right type.
10737 2016-01-14 Richard Henderson <rth@redhat.com>
10740 * loop-doloop.c (record_reg_sets): New.
10741 (doloop_optimize): Reject the transform if the sequence
10742 clobbers registers live at the end of the loop block.
10743 (doloop_optimize_loops): Enable df_live if needed.
10745 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10747 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10748 * gcc/config/rs6000/rs6000.c: Likewise.
10749 * gcc/config/rs6000/rs6000.h: Likewise.
10750 * gcc/config/rs6000/rs6000.md: Likewise.
10751 * gcc/doc/extend.texi: Likewsie.
10753 2016-01-14 Jeff Law <law@redhat.com>
10755 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10758 2016-01-14 Richard Henderson <rth@redhat.com>
10762 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10763 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10764 instead of builtin_decl_declared_p to test for declaration.
10766 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10768 * doc/loop.texi (Loop Analysis and Representation): Document
10769 loop_depth function.
10771 2016-01-14 Tom de Vries <tom@codesourcery.com>
10773 PR tree-optimization/68773
10774 * omp-low.c (expand_omp_target): Don't set force_output.
10775 * varpool.c (varpool_node::get_create): Same.
10776 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10777 offload_funcs with force_output.
10779 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10782 * lra-eliminations.c (move_plus_up): Don't change anything if either
10783 the outer or inner subreg mode is not MODE_INT.
10784 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10785 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10787 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10789 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10790 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10791 reduc_uplus_@var{m}): Remove.
10792 * expr.c (expand_expr_real_2): Remove expansion path for
10793 reduc_[us](min|max|plus) optabs.
10794 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10795 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10796 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10797 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10798 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10799 reduc_[us](min|max|plus) optabs.
10801 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10803 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10804 (reduc_plus_scal_v2sf): New.
10805 (reduc_smax_v2sf): Rename to...
10806 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10807 (reduc_smin_v2sf): Rename to...
10808 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10810 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10812 * alias.c (compare_base_symbol_refs): New function.
10813 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10816 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10818 PR middle-end/68146
10819 PR tree-optimization/69155
10820 * tree-complex.c: Include cfganal.h.
10821 (phis_to_revisit): New variable.
10822 (extract_component): Add phiarg_p argument. Assert that returned
10823 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10824 (update_phi_components): Partly rewrite to use loop over real/imag
10825 components instead of code duplication. If extract_component returns
10826 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10827 create_tmp_reg into the PHI node instead, and mention the phi triplet
10828 in phis_to_revisit.
10829 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10830 in phis_to_revisit at the end.
10832 2016-01-14 Richard Biener <rguenther@suse.de>
10834 PR tree-optimization/68060
10835 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10836 outer loop reduction is only used in the inner loop before
10837 detecting a double reduction.
10839 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10842 * combine.c (expand_field_assignment): Punt if compute_mode is
10843 unsupported scalar mode.
10845 2016-01-14 Richard Biener <rguenther@suse.de>
10847 PR tree-optimization/66856
10848 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10849 SLP node only if it built successfully.
10850 (vect_analyze_slp_instance): Adjust.
10852 2016-01-14 Jeff Law <law@redhat.com>
10854 PR tree-optimization/69270
10855 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10856 (record_edge_info): Use it. Convert boolean_{true,false}_node
10857 to the type of op0.
10859 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10862 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10863 use block_ultimate_origin
10864 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10866 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10868 * doc/invoke.texi (Submodel Options): Rename section to
10869 "Machine-Dependent Options" to better reflect its content.
10870 Rewrite introductory text to remove archaic CPU names.
10873 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10875 * doc/invoke.texi (Code Gen Options): Move section up in file,
10876 before target-specific options. Update menu and option summary
10877 to reflect the new section ordering.
10879 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10881 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10882 (C++ Dialect Options): Add cross-reference to -std option.
10883 * doc/standards.texi (C++ Language): Document C++14 support.
10885 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10887 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10888 for pack/unpack functions for __ibm128.
10889 (PACK_IF): Likewise.
10890 (UNPACK_IF): Likewise.
10892 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10893 support for __ibm128 pack/unpack functions.
10894 (rs6000_invalid_builtin): Likewise.
10895 (rs6000_init_builtins): Likewise.
10896 (rs6000_opt_masks): Likewise.
10898 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10899 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10901 (RS6000_BTM_COMMON): Likewise.
10903 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10904 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10905 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10906 128-bit floating point. Add support for the double values to be
10907 in Altivec registers for TF/IF packing and unpacking, but restrict
10908 TD packing sub-fields to be FPR registers. Don't allow overlapped
10909 register support for packing. Allow pack inputs to be memory
10910 locations. Don't build generator functions for unpack<mode>_dm
10911 and unpack<mode>_nodm.
10912 (unpack<mode>_dm): Likewise.
10913 (unpack<mode>_nodm): Likewise.
10914 (pack<mode>): Likewise.
10916 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10917 built-in functions to pack/unpack explicit __ibm128 values.
10918 (__builtin_unpack_ibm128): Likewise.
10920 * doc/extend.texi (PowerPC Built-in Functions): Document
10921 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10923 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10926 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10927 Add new arg loc and pass it down as context.
10928 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10929 to the location to use for the warning.
10930 (check_function_arguments): New arg loc. All callers changed. Pass
10931 it to check_function_nonnull.
10932 * c-common.h (check_function_arguments): Adjust declaration.
10934 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10936 PR tree-optimization/69156
10937 * gimple.c (validate_type): Removed.
10938 (gimple_builtin_call_types_compatible_p): Use
10939 useless_type_conversion_p instead of validate_type.
10940 * value-prof.c (gimple_stringop_fixed_value): Fold
10941 icall_size to correct type.
10943 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10945 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10948 2016-01-13 Richard Henderson <rth@redhat.com>
10951 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10952 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10953 (ix86_builtin_tm_store): Remove.
10954 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10955 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10956 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10957 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10958 * doc/tm.texi: Rebuild.
10960 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10961 (BUILT_IN_TM_MEMCPY_RTWN): New.
10962 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10963 fallback from vector to integer helpers.
10964 (build_tm_load): Handle vector types directly, instead of
10966 (build_tm_store): Likewise.
10967 (expand_assign_tm): Prepare for register types not handled by
10968 the above. Copy them to memory and use memcpy.
10969 * tree.c (tm_define_builtin): New.
10970 (find_tm_vector_type): New.
10971 (build_tm_vector_builtins): New.
10972 (build_common_builtin_nodes): Call it.
10974 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10976 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10977 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10979 2016-01-13 Tom de Vries <tom@codesourcery.com>
10981 PR tree-optimization/69169
10982 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10983 handled_struct_type param.
10984 (create_variable_info_for, intra_create_variable_infos): Call
10985 create_variable_info_for_1 with extra arg.
10987 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10989 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10990 and "armv8.1-a+crc" entries.
10992 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10995 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10996 Change first operand predicate from register_or_constm1_operand
10997 to register_operand.
10998 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10999 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11000 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11001 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11002 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11003 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11004 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11005 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11006 comparison with constm1_rtx from vec_prefetch_gen part.
11008 2016-01-13 Richard Biener <rguenther@suse.de>
11010 PR tree-optimization/69013
11011 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11012 Exchange assert for a test.
11014 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11017 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11019 2016-01-13 Richard Biener <rguenther@suse.de>
11021 PR tree-optimization/69242
11022 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11023 assert with a check.
11025 2016-01-13 Richard Biener <rguenther@suse.de>
11027 PR tree-optimization/69186
11028 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11029 Properly guard vect_update_misalignment_for_peel call.
11031 2016-01-12 Jeff Law <law@redhat.com>
11033 PR tree-optimization/pr67755
11034 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11035 "need_profile_correction".
11036 (thread_block_1): Initialize new field to false by default. If we
11037 have multiple thread paths through a common joiner to different
11038 final targets, then set new field to true.
11039 (compute_path_counts): Only do count adjustment when it's really
11042 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11044 * doc/invoke.texi (Spec Files): Move section down in file, past
11045 all command-line option descriptions.
11047 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11049 PR middle-end/54809
11050 * doc/gty.texi: Remove documentation of mark_hook.
11051 * gengtype.c (struct write_types_data): Remove code to support
11052 mark_hook attribute.
11053 (walk_type): Likewise.
11054 (write_func_for_structure): Likewise.
11056 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11058 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11059 Directory Options, and -specs= to Overall Options.
11060 (Overall Options): Adjust similarly. Reorder to group related
11061 options together. Make -specs= cross-reference the spec file details.
11062 (Directory Options): Adjust similarly.
11064 2016-01-12 Jeff Law <law@redhat.com>
11066 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11068 2016-01-12 Olivier Hainque <hainque@adacore.com>
11070 * gcc.c (spec_undefvar_allowed): New global.
11071 (process_command): Set to true when running for --version or --help,
11073 (getenv_spec_function): When the variable is not defined, use the
11074 variable name as the variable value if we're allowed not to issue
11077 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11079 PR tree-optimization/68911
11080 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11081 information computed for expression "init + nit * step".
11083 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11085 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11086 about name of GCC executable. Remove deleted node from menu.
11087 (Directory Options) <-B>: Remove cross-reference to deleted node.
11088 (Target Options): Delete section.
11090 2016-01-12 Christian Bruel <christian.bruel@st.com>
11093 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11094 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11096 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11099 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11100 aligned_mem is properly set for AVX512-VL floating point masked
11104 * ifcvt.c (cond_exec_process_if_block): When removing the last
11105 insn from then_bb, remove also any possible barriers that follow it.
11107 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11111 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11112 (PTRDIFF_TYPE): Likewise.
11113 (WCHAR_TYPE): Likewise.
11114 (WCHAR_TYPE_SIZE): Likewise.
11115 (STDINT_LONG32): Likewise.
11117 2016-01-12 Richard Biener <rguenther@suse.de>
11119 PR tree-optimization/69053
11120 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11121 convert initial value for cond reductions.
11123 2016-01-12 Richard Biener <rguenther@suse.de>
11125 PR tree-optimization/69007
11126 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11127 widen_sum after dot_prod and sad.
11129 2016-01-12 Richard Biener <rguenther@suse.de>
11131 PR tree-optimization/69168
11132 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11133 pattern stmt SLP type.
11134 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11135 end up unused so cope with that case.
11137 2016-01-12 Richard Biener <rguenther@suse.de>
11139 PR tree-optimization/69157
11140 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11141 stmts def type only during analyze phase.
11142 (vectorizable_call): Likewise.
11143 (vectorizable_simd_clone_call): Likewise.
11144 (vectorizable_conversion): Likewise.
11145 (vectorizable_assignment): Likewise.
11146 (vectorizable_shift): Likewise.
11147 (vectorizable_operation): Likewise.
11148 (vectorizable_store): Likewise.
11149 (vectorizable_load): Likewise.
11151 2016-01-12 Richard Biener <rguenther@suse.de>
11153 PR tree-optimization/69174
11154 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11156 (vectorizable_load): Properly compute the number of loads needed
11157 for permuted strided SLP loads and do not spuriously assign
11158 to SLP_TREE_VEC_STMTS.
11160 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11162 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11163 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11164 (MD_EXEC_PREFIX): Remove.
11165 (MD_STARTFILE_PREFIX) Removee.
11166 (FILE_NAME_ABSOLUTE_P): Remove.
11167 (CPP_SPEC): Do not read macros from sys/version.h.
11168 (LINK_COMMAND_SPEC): Remove.
11169 (LOCAL_INCLUDE_DIR): Remove.
11170 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11171 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11172 (POST_LINK_SPEC): Define to invoke stubify after linker
11173 (LIBSTDCXX): Remove define
11174 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11175 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11176 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11177 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11178 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11179 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11180 (i386_djgpp_asm_named_section): Add propotype of new procedure
11182 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11183 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11184 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11185 in config/i386/djgpp.h).
11186 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11187 STANDARD_STARTFILE_PREFIX_1.
11188 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11189 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11190 installation errors.
11191 (MAX_OFILE_ALIGNMENT): Define to 128.
11192 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11194 * config/i386/djgpp.c: New file. Add implementation of
11195 i386_djgpp_asm_named_section.
11197 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11199 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11200 Add rule for building djgpp.o.
11202 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11204 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11205 (rtx_is_swappable_p): Reductions are swappable.
11206 (insn_is_swappable_p): V2DF reductions are swappable.
11208 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11210 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11211 reloads for other unsupported memory operands.
11213 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11214 Jim Wilson <jim.wilson@linaro.org>
11217 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11218 copy_to_mode_reg instead of force_reg.
11220 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11223 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11224 TARGET_80387 is true.
11226 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11229 * lra-eliminations.c (move_plus_up): Only move plus up
11230 if subreg of the constant can be simplified into constant
11231 and use the simplified subreg of the constant instead of
11232 the original constant.
11234 * fold-const.c (fold_convertible_p): Don't return true
11235 for conversion of VECTOR_TYPE to same sized integral type.
11236 (fold_convert_loc): Fix up formatting. Fold conversion of
11237 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11238 instead of NOP_EXPR.
11240 PR tree-optimization/69214
11241 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11242 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11245 PR tree-optimization/69207
11246 * tree-vect-slp.c (vect_get_constant_vectors): For
11247 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11248 fold_convertible_p to vector_type's element type, and always
11249 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11251 2016-01-11 Richard Biener <rguenther@suse.de>
11253 PR tree-optimization/69173
11254 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11255 fixup the cycle if all stmts are in a pattern.
11257 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11259 PR middle-end/68999
11260 * alias.c (base_alias_check): Move check for addresses with
11261 alignment ANDs before the call for compare_base_decls.
11262 (memrefs_conflict_p): Return -1 for different decls
11263 that went through alignment adjustments.
11265 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11267 PR rtl-optimization/68796
11268 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11269 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11270 and QImode comparisons against zero with CC_NZmode.
11271 * config/aarch64/iterators.md (short_mask): New mode_attr.
11273 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11275 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11276 (<avx512>_store<mode>_mask): Likewise.
11278 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11279 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11281 PR rtl-optimization/68841
11282 * ifcvt.c (struct noce_if_info): Add orig_x field.
11283 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11284 Don't record conflicts on to_rename if it's present.
11285 Allow memory destinations in sets.
11286 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11287 blocks, passing orig_x to the checks.
11288 (noce_process_if_block): Set if_info->orig_x appropriately.
11290 2016-01-11 Tom de Vries <tom@codesourcery.com>
11292 PR tree-optimization/69069
11293 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11295 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11297 PR rtl-optimization/68920
11298 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11299 of conditional moves for RTL if-conversion to 1 for
11300 TARGET_ONE_IF_CONV_INSN.
11301 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11302 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11303 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11304 parameter to restirct number of conditional moves for
11306 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11307 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11310 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11313 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11314 onepart vars. Fix typo in comment. Fix reversed condition in
11316 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11319 * var-tracking.c (dump_onepart_variable_differences): New.
11320 (dataflow_set_different): If a detailed dump is requested,
11321 delay early returns and dump differences between onepart
11322 variables present before and after, and added variables.
11324 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11327 * expr.c (expand_expr_real_1): For boolean vector constants
11328 with a scalar mode use const_scalar_mask_from_tree.
11329 (const_scalar_mask_from_tree): New.
11330 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11331 assigned to a mask type to handle constants.
11333 2016-01-11 Martin Jambor <mjambor@suse.cz>
11336 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11337 useless parameters if we cannot change function signature.
11339 2016-01-11 Martin Jambor <mjambor@suse.cz>
11342 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11345 2016-01-11 Tom de Vries <tom@codesourcery.com>
11347 PR tree-optimization/69109
11348 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11351 2016-01-11 Tom de Vries <tom@codesourcery.com>
11353 PR tree-optimization/69108
11354 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11355 res is not used in a phi.
11357 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11360 * common.opt (frandom-seed): Fix parameter name.
11361 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11363 2016-01-11 Tom de Vries <tom@codesourcery.com>
11365 PR tree-optimization/69058
11366 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11369 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11371 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11372 (mcode-density): Likewise.
11374 2016-01-10 Tom de Vries <tom@codesourcery.com>
11376 PR tree-optimization/69062
11377 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11378 (parallelize_loops): Don't paralelize loop that has phi with address
11381 2016-01-10 Tom de Vries <tom@codesourcery.com>
11383 PR tree-optimization/69039
11384 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11387 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11389 PR middle-end/68743
11390 * match.pd: Require target has function_c99_misc before doing
11391 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11393 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11395 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11397 * configure: Regenerate.
11399 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11401 PR middle-end/50865
11402 PR tree-optimization/69097
11403 * fold-const.h (expr_not_equal_to): New prototype.
11404 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11405 (expr_not_equal_to): New function.
11406 * match.pd (X % -Y is the same as X % Y): Don't optimize
11407 unless X is known not to be equal to minimum or Y is known
11408 not to be equal to -1.
11409 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11410 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11411 (simplify_stmt_using_ranges): Adjust caller.
11412 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11413 substitute_and_fold.
11415 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11417 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11420 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11422 PR tree-optimization/69167
11423 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11424 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11426 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11428 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11429 Richard Biener <rguenther@suse.de>
11431 PR tree-optimization/68707
11432 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11433 instances that can be handled via vect_load_lanes.
11435 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11437 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11438 if we can't determine address equivalence.
11439 * alias.c (compare_base_decl): Update for changed return value of
11440 symtab_node::equal_address_to.
11442 2016-01-08 Jason Merrill <jason@redhat.com>
11446 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11447 * expr.c (store_field): Not here.
11448 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11449 call with TREE_ADDRESSABLE type.
11450 * tree-cfg.c (verify_gimple_call): Adjust.
11452 2016-01-08 Olivier Hainque <hainque@adacore.com>
11454 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11457 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11459 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11460 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11461 (reduc_smin_v2sf): Rename to...
11462 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11463 (reduc_splus_v2sf): Rename to...
11464 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11466 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11468 PR tree-optimization/69162
11469 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11470 valist argument in another argument.
11471 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11472 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11473 to determine the va_list type, build a MEM_REF instead of
11474 build_fold_indirect_ref.
11476 PR tree-optimization/69172
11477 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11480 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11482 PR tree-optimization/67781
11483 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11484 and cmpnop in two steps: first the ones not accessed in original
11485 gimple expression in a endian independent way and then the ones not
11486 accessed in the final result in an endian-specific way.
11488 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11490 PR tree-optimization/69083
11491 * tree-vect-slp.c (vect_get_constant_vectors): For
11492 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11493 element type. If op is fold_convertible_p to vector_type's element
11494 type, use NOP_EXPR instead of VCE.
11496 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11498 PR rtl-optimization/67778
11499 PR rtl-optimization/68634
11500 PR rtl-optimization/68909
11501 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11502 block from the stack until done with it. Remove a superfluous
11503 bitmap set. Remove a superfluous bitmap test.
11505 2016-01-07 Martin Sebor <msebor@redhat.com>
11508 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11509 constraint on the type of arguments.
11511 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11513 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11514 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11515 unaligned_access on the gcc_options set.
11516 * config/arm/arm.c (arm_option_override_internal): Use
11517 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11519 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11522 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11523 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11525 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11528 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11531 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11532 depending on frame_pointer_needed before remaining integer and SSE
11533 registers are saved.
11535 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11538 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11540 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11543 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11544 Use the "xBm" constraint.
11545 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11547 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11548 (sse_cvtsi2ssq<round_name>): Likewise.
11549 (sse_cvtss2si<round_name>): Likewise.
11550 (sse_cvtss2siq<round_name>): Likewise.
11551 (sse2_cvtsi2sdq<round_name>): Likewise.
11552 (sse2_cvtsd2si<round_name>): Likewise.
11553 (sse2_cvtsd2siq<round_name>): Likewise.
11554 * config/i386/subst.md (round_nimm_scalar_predicate): New
11557 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11559 PR middle-end/67639
11560 * varasm.c (make_decl_rtl): Mark invalid register vars as
11563 PR rtl-optimization/66206
11564 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11565 All callers changed.
11567 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11569 PR tree-optimization/69141
11570 * tree-ssa-pre.c: Include langhooks.h.
11571 (eliminate_dom_walker::before_dom_children): Use
11572 lang_hooks.decl_printable_name instead of
11573 cgraph_node::get ()->name ().
11575 PR middle-end/68960
11576 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11577 it and DECL_ALIGN too.
11579 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11581 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11583 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11586 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11587 depending on frame_pointer_needed before remaining integer and SSE
11588 registers are saved.
11590 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11592 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11593 mode iterator with VSX_M2.
11594 (*p9_vecstore_<mode>): Likewise.
11595 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11596 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11597 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11598 (define_split for VSX_LE128 stores): Likewise.
11599 (define_peephole2 for TImode LE swaps): Likewise.
11600 (define_split for VSX_LE128 post-reload stores): Likewise.
11602 2016-01-06 Marek Polacek <polacek@redhat.com>
11605 * convert.c (convert_to_integer_1): Adjust call to
11606 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11607 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11608 EXPR instead of ARG.
11609 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11611 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11614 * doc/extend.texi (RL78 Variable Attributes): New section.
11616 2016-01-05 Marek Polacek <polacek@redhat.com>
11619 * builtins.c (get_memmodel): Use expansion point location rather than
11620 the input location. Call warning_at rather than warning.
11621 (expand_builtin_atomic_compare_exchange): Likewise.
11622 (expand_builtin_atomic_load): Likewise.
11623 (expand_builtin_atomic_store): Likewise.
11624 (expand_builtin_atomic_clear): Likewise.
11626 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11629 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11630 Replace nonimmediate_operand with vector_operand.
11631 * config/i386/predicates.md (vector_operand): New predicate.
11632 (general_vector_operand): Replace nonimmediate_operand with
11634 * config/i386/sse.md: Replace nonimmediate_operand with
11635 vector_operand and m constraint with Bm constraint on SSE
11636 patterns with 16-byte memory operand.
11637 * config/i386/subst.md (round_nimm_predicate): Replace
11638 nonimmediate_operand with vector_operand.
11639 (round_saeonly_nimm_predicate): Likewise.
11640 (round_saeonly_nimm_scalar_predicate): New.
11642 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11645 * config/i386/constraints.md (Bm): New constraint.
11646 * config/i386/predicates.md (vector_memory_operand): New
11648 * config/i386/sse.md: Replace xm with xBm in plusminus and
11649 any_logic patterns.
11651 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11654 * doc/extend.texi (V850 Function Attributes): New section.
11655 (V850 Variable Attributes): New section.
11657 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11660 * doc/extend.texi (MicroBlaze Function Attributes): Document
11661 interrupt_handler and fast_interrupt attributes.
11663 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11666 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11667 for local symbolic operands.
11668 * config/ia64/predicates.md (local_symbolic_operand64): New
11671 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11673 PR rtl-optimization/68651
11674 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11677 2016-01-05 Nathan Sidwell <nathan@acm.org>
11679 * alias.c (compare_base_decls): Use symtab_node::get.
11681 2016-01-05 Nick Clifton <nickc@redhat.com>
11684 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11685 secondary_reload_info structure.
11688 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11689 decls if weak support is available.
11691 2016-01-04 Martin Sebor <msebor@redhat.com>
11693 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11695 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11697 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11698 OPTION_MASK_P9_DFORM.
11700 * config/rs6000/constraints.md (wo constraint): New constraint for
11703 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11705 (rs6000_init_hard_regno_mode_ok): Likewise.
11707 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11710 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11711 expanders not to have constraints. Add support for ISA 3.0 xxperm
11712 instruction. Add support for fusing xxlor with xxperm.
11713 (altivec_vperm_<mode>_internal): Likewise.
11714 (altivec_vperm_v8hiv16qi): Likewise.
11715 (altivec_vperm_<mode>v16q): Likewise.
11716 (altivec_vperm_<mode>_uns): Likewise.
11717 (vperm_v8hiv4si): Likewise.
11718 (vperm_v16qiv8hi): Likewise.
11720 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11722 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11724 Update copyright years.
11726 * gcc.c (process_command): Update copyright notice dates.
11727 * gcov-dump.c (print_version): Ditto.
11728 * gcov.c (print_version): Ditto.
11729 * gcov-tool.c (print_version): Ditto.
11730 * gengtype.c (create_file): Ditto.
11731 * doc/cpp.texi: Bump @copying's copyright year.
11732 * doc/cppinternals.texi: Ditto.
11733 * doc/gcc.texi: Ditto.
11734 * doc/gccint.texi: Ditto.
11735 * doc/gcov.texi: Ditto.
11736 * doc/install.texi: Ditto.
11737 * doc/invoke.texi: Ditto.
11739 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11741 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11742 modes larger than TImode as TImode if NEON is not enabled.
11744 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11747 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11748 mode for %f0-%f31 only if TARGET_FPU.
11750 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11753 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11754 to compute the PACKED_P predicate.
11755 (function_arg_record_value): Minor tweaks.
11757 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11759 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11760 option for arm*-*-* targets.
11762 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11764 * doc/extend.texi (Common Function Attributes): Move docs for
11765 MSP430-specific attributes to....
11766 (MSP430 Function Attributes): ...here. Delete the redundant
11767 entries and copy-edit the remaining text.
11768 (MSP430 Variable Attributes): Use uniform format for index
11769 entries and add a cross-reference to the corresponding function
11772 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11774 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11776 (x86 Options): Likewise.
11778 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11782 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11783 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11784 to corresponding attribute.
11786 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11788 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11789 to correct alphabetization of table. Copy-edit and correct
11791 <stack_protect>: Likewise.
11792 <target_clones>: Likewise.
11794 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11795 Correct punctuation.
11796 (Code Gen Options) <-fno-plt>: Copy-edit.
11798 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11801 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11802 SI values. Explicitly convert SI to DI and vice-versa.
11804 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11806 PR tree-optimization/69070
11807 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11808 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11811 * ubsan.c (ubsan_instrument_float_cast): Call
11812 initialize_sanitizer_builtins.
11815 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11817 Copyright (C) 2016 Free Software Foundation, Inc.
11819 Copying and distribution of this file, with or without modification,
11820 are permitted in any medium without royalty provided the copyright
11821 notice and this notice are preserved.