1 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.md (*movtf_internal): Before register allocation,
5 do not allow FP constants for CM_MEDIUM memory model, allow only
6 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
7 (*movxf_internal): Ditto.
8 (*movdf_internal): Ditto.
9 (*movsf_internal): Ditto.
11 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
13 PR rtl-optimization/67483
14 * combine.c (make_compound_operation): Don't call extract_left_shift
15 with negative shift amounts.
17 2016-05-13 Jakub Jelinek <jakub@redhat.com>
20 * fold-const.c (fold_checksum_tree): Allow modification
21 of TYPE_ALIAS_SET during folding.
23 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
25 (ix86_split_to_parts): Likewise. Fix up formatting.
27 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
29 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
30 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
33 2016-05-13 Nathan Sidwell <nathan@acm.org>
35 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
36 (nvptx_name_replacement): Delete.
37 (write_fn_proto, write_fn_proto_from_insn,
38 nvptx_output_call_insn): Remove nvptx_name_replacement call.
39 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
40 * langhooks.c (add_builtin_funcction_common): Call
41 targetm.mangle_decl_assembler_name.
43 * config/nvptx/nvptx.c (write_fn_proto): Handle
44 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
46 2016-05-13 Martin Liska <mliska@suse.cz>
48 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
49 and PRIu64 in printf format.
51 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
53 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
56 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
58 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
59 Change --param max-completely-peeled-times to
60 --param max-completely-peel-times in dump file printing.
62 2016-05-13 Richard Biener <rguenther@suse.de>
64 PR tree-optimization/42587
65 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
66 (find_bswap_or_nop_1): Likewise.
67 (bswap_replace): Likewise.
69 2016-05-13 Martin Liska <mliska@suse.cz>
71 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
72 Initialize a variable with default value.
74 2016-05-13 Martin Liska <mliska@suse.cz>
76 * doc/invoke.texi: Enhance explanation of error recovery
79 2016-05-13 Martin Liska <mliska@suse.cz>
81 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
82 (struct cost_pair): Change inv_expr_id (int) to inv_expr
84 (struct iv_inv_expr_ent): Comment struct fields.
85 (sort_iv_inv_expr_ent): New function.
86 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
87 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
88 a hash_map between iv_inv_expr_ent and number of usages.
89 (niter_for_exit): Fix coding style.
90 (tree_ssa_iv_optimize_init): Use renamed variable.
91 (determine_base_object): Fix coding style.
93 (find_interesting_uses_outside): Likewise.
94 (add_candidate_1): Likewise.
95 (add_standard_iv_candidates): Likewise.
96 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
97 (prepare_decl_rtl): Fix coding style.
98 (get_address_cost): Likewise.
99 (get_shiftadd_cost): Likewise.
100 (force_expr_to_var_cost): Likewise.
101 (compare_aff_trees): Likewise.
102 (get_expr_id): Restructure the function.
103 (get_loop_invariant_expr_id): Renamed to
104 get_loop_invariant_expr.
105 (get_computation_cost_at): Replace usage of inv_expr_id with
107 (get_computation_cost): Likewise.
108 (determine_group_iv_cost_generic): Likewise.
109 (determine_group_iv_cost_address): Likewise.
110 (iv_period): Fix coding style.
111 (iv_elimination_compare_lt): Likewise.
112 (may_eliminate_iv): Likewise.
113 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
115 (determine_group_iv_costs): Dump invariant expressions.
116 (iv_ca_recount_cost): Use the newly added hash_map.
117 (iv_ca_set_remove_invariants): Fix coding style.
118 (iv_ca_set_add_invariants): Fix coding style.
119 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
121 (iv_ca_set_cp): Likewise.
122 (iv_ca_new): Initialize the newly added hash_map and remove
123 initialization of fields.
124 (iv_ca_free): Delete the hash_map.
125 (iv_ca_dump): Dump invariant expressions.
126 (iv_ca_extend): Fix coding style.
127 (try_add_cand_for): Likewise.
128 (create_new_ivs): Dump information about # of avg iterations and
129 # of used invariant expressions.
130 (rewrite_use_compare): Fix coding style.
131 (free_loop_data): Set default value for max_inv_expr_id.
133 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
135 * cse.c (rest_of_handle_cse): Use cleanup_cfg
136 returned value cse_cfg_altered computation.
137 (rest_of_handle_cse2): Likewise.
138 (rest_of_handle_cse_after_global_opts): Likewise.
140 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
143 * config/arm/arm.c (arm32_output_mi_thunk): New.
144 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
145 to split Thumb1 vs TARGET_32BIT functionality.
146 (arm_thumb1_mi_thunk): New.
148 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
150 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
153 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
156 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
158 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
160 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
161 (expand_builtin_trap): Emit a regular call.
162 (set_builtin_user_assembler_name): Remove obsolete cases.
163 * dse.c (scan_insn): Adjust.
164 * except.c: Include calls.h.
165 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
166 emit a regular call to setjmp.
167 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
168 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
169 (emit_block_move_via_libcall): Delete.
170 (block_move_fn): Delete.
171 (init_block_move_fn): Likewise.
172 (emit_block_move_libcall_fn): Likewise.
173 (emit_block_op_via_libcall): New function.
174 (set_storage_via_libcall): Tidy up and use memset builtin.
175 (block_clear_fn): Delete.
176 (init_block_clear_fn): Likewise.
177 (clear_storage_libcall_fn): Likewise.
178 (expand_assignment): Call emit_block_move_via_libcall.
179 Do not include gt-expr.h.
180 * expr.h (emit_block_op_via_libcall): Declare.
181 (emit_block_copy_via_libcall): New inline function.
182 (emit_block_move_via_libcall): Likewise.
183 (emit_block_comp_via_libcall): Likewise.
184 (block_clear_fn): Delete.
185 (init_block_move_fn): Likewise.
186 (init_block_clear_fn): Likewise.
187 (emit_block_move_via_libcall): Likewise.
188 (set_storage_via_libcall): Add default parameter value.
189 * libfuncs.h (enum libfunc_index): Remove obsolete values.
190 (abort_libfunc): Delete.
191 (memcpy_libfunc): Likewise.
192 (memmove_libfunc): Likewise.
193 (memcmp_libfunc): Likewise.
194 (memset_libfunc): Likewise.
195 (setbits_libfunc): Likewise.
196 (setjmp_libfunc): Likewise.
197 (longjmp_libfunc): Likewise.
198 (profile_function_entry_libfunc): Likewise.
199 (profile_function_exit_libfunc): Likewise.
200 (gcov_flush_libfunc): Likewise.
201 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
202 and DECL_VISIBILITY on the declaration.
203 (init_optabs): Do not initialize obsolete libfuncs.
204 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
205 * tree-core.h (ECF_RET1): Define.
206 (ECF_TM_PURE): Adjust.
207 (ECF_TM_BUILTIN): Likewise.
208 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
209 (build_common_builtin_nodes): Initialize abort builtin.
210 Add ECF_RET1 on memcpy, memmove and memset builtins.
211 Pass final flags for alloca and alloca_with_align builtins.
212 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
214 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
215 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
216 set_storage_via_libcall and call emit_block_copy_via_libcall.
218 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/i386.md (*call_got_x32): Change operand 0 to
221 DImode before it is passed to ix86_output_call_operand.
222 (*call_value_got_x32): Ditto for operand 1.
224 2016-05-12 Jiong Wang <jiong.wang@arm.com>
226 PR rtl-optimization/70904
227 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
228 reload for wide mode.
230 2016-05-12 Marek Polacek <polacek@redhat.com>
233 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
234 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
235 * langhooks.h (incomplete_type_error): Likewise.
236 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
237 parameter, pass it down to incomplete_type_error.
238 * tree.h (size_in_bytes): New inline overload.
239 (size_in_bytes_loc): Renamed from size_in_bytes.
241 2016-05-12 Richard Biener <rguenther@suse.de>
243 PR tree-optimization/71059
244 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
245 nary before looking up or entering the expression into the VN
247 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
248 Make sure to re-use NARYs without result as inserted by
251 2016-05-12 Richard Biener <rguenther@suse.de>
253 PR tree-optimization/71062
254 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
256 * tree-ssa-structalias.c (set_uids_in_ptset): Set
257 vars_contains_restrict if the var is a restrict tag.
258 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
259 do not disambiguate pointers against it.
260 (dump_points_to_solution): Re-structure and adjust for new
261 vars_contains_restrict flag.
262 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
264 2016-05-12 Martin Liska <mliska@suse.cz>
266 * doc/invoke.texi: Explain connection between
267 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
269 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
271 PR tree-optimization/71006
272 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
273 consider COND_EXPR as a mask producer.
275 2016-05-12 Marek Polacek <polacek@redhat.com>
278 * opts.c (common_handle_option): Detect missing argument for --help^.
280 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
283 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
284 when popping the PC and within an interrupt handler routine.
285 Add missing tab to output of "ldmfd".
286 (output_return_instruction): Output LDMFD with SP update rather
287 than POP when returning from interrupt handler.
289 2016-05-12 Jakub Jelinek <jakub@redhat.com>
291 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
292 TARGET_64BIT && TARGET_AVX512DQ.
293 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
294 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
295 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
296 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
297 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
298 (*vec_extractv4si_zext): Add avx512dq alternative.
299 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
300 use v instead of x constraint in other alternatives where possible.
302 * config/i386/sse.md (sse2_loadld): Use v instead of x
303 constraint in alternatives 0,1,4.
305 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
306 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
307 v constraints instead of x and <pinsr_evex_isa> isa attribute.
310 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
311 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
312 is not emitted unless TARGET_AVX512BW.
313 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
314 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
315 for the result operand.
317 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
318 constraint instead of x in avx alternatives. Use maybe_evex instead
321 * config/i386/constraints.md (Yv): New constraint.
322 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
323 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
324 * config/i386/i386.md (avx512fvecmode): New mode attr.
325 (*pushtf): Use v constraint instead of x.
326 (*movtf_internal): Likewise. For TARGET_AVX512VL and
327 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
328 (*absneg<mode>2): Use Yv constraint instead of x constraint.
329 (*absnegtf2_sse): Likewise.
330 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
331 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
332 avx512f alternatives.
333 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
335 2016-05-12 Richard Biener <rguenther@suse.de>
337 PR tree-optimization/71060
338 * tree-data-ref.c (initialize_data_dependence_relation): Do not
339 require exact match of DR_BASE_OBJECT but only matching address and
342 2016-05-12 Richard Biener <rguenther@suse.de>
344 PR tree-optimization/70986
345 * cfganal.c: Include cfgloop.h.
346 (dfs_find_deadend): Prefer to take edges exiting loops.
348 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
350 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
351 compile and run time.
353 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
356 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
358 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
360 * config/i386/i386.c (legitimize_pic_address): Use
361 copy_to_suggested_reg instead of gen_movsi.
363 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
365 * config/rs6000/predicates.md (quad_memory_operand): Move most of
366 the code into quad_address_p and call it to share code with
367 vsx_quad_dform_memory_operand.
368 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
370 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
371 bit instead of being a separate word. Split -mpower9-dform into
372 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
373 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
374 for the register class supporting 128-bit quad word memory offsets.
375 (mode_supports_vsx_dform_quad): Helper function to return if the
376 register class uses quad word memory offsets.
377 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
378 (rs6000_debug_reg_global): Always print if we are using LRA or not.
379 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
380 instructions are enabled, set up the appropriate addr_masks for
382 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
383 -mpower9-dform-scalar, instead of -mpower9-dform.
384 (rs6000_option_override_internal): Split -mpower9-dform into two
385 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
386 -mpower9-dform switch sets or clears both. If we are not using
387 the LRA register allocator, do not enable -mpower9-dform-vector by
388 default. If we are using LRA, enable -mpower9-dform-vector and
389 -mvsx-timode if it is appropriate. Issue a warning if either
390 -mpower9-dform-vector or -mvsx-timode are explicitly used without
392 (quad_address_offset_p): New helper function to return if the
393 offset is legal for quad word memory instructions.
394 (quad_address_p): New function to determin if GPR or vector
395 register quad word memory addresses are legal.
396 (mem_operand_gpr): Validate quad word address offsets.
397 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
398 d-form (register + offset) instructions.
399 (offsettable_ok_by_alignment): Likewise.
400 (rs6000_legitimate_offset_address_p): Likewise.
401 (legitimate_lo_sum_address_p): Likewise.
402 (rs6000_legitimize_address): Likewise.
403 (rs6000_legitimize_reload_address): Add more debug statements for
405 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
407 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
408 d-form instructions. Distinguish different cases in debug
409 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
411 (rs6000_preferred_reload_class): Likewise.
412 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
413 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
414 of the ISA 2.06 indexed memory instructions.
415 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
416 use them to save/restore the saved vector registers instead of
417 using Altivec instructions.
418 (rs6000_emit_epilogue): Likewise.
419 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
420 (rs6000_opt_masks): Split -mpower9-dform into
421 -mpower9-dform-scalar and -mpower9-dform-vector.
422 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
424 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
425 ISA 3.0 vector indexed memory instructions, and fold the code into
426 the normal mov<mode> patterns.
427 (p9_vecstore_<mode>): Likewise.
428 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
430 (vsx_movti_64bit): Likewise.
431 (vsx_movti_32bit): Likewise.
432 * config/rs6000/constraints.md (wO constraint): New constraint for
433 ISA 3.0 vector d-form support.
434 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
435 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
436 include -mpower9-dform-vector until we switch over to LRA.
437 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
438 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
439 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
440 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
441 for -mpower9-dform and -mlra.
442 * doc/md.texi (wO constraint): Document wO constraint.
444 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
446 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
447 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
448 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
449 Move handling of non-insn arguments inline into the sole user:
450 (output_trans_func): ...here.
451 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
452 in emitted function prototype.
453 (output_internal_insn_latency_func): Ditto. Simplify.
454 (output_internal_maximal_insn_latency_func): Ditto. Delete
455 always-unused argument.
456 (output_insn_latency_func): Ditto.
457 (output_maximal_insn_latency_func): Ditto.
459 2016-05-11 Richard Biener <rguenther@suse.de>
461 PR tree-optimization/71055
462 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
463 sth with precision not equal to access size verify we don't chop
466 2016-05-11 Richard Biener <rguenther@suse.de>
469 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
470 (dwarf2out_finish): Move retry_incomplete_types call ...
471 (dwarf2out_early_finish): ... here.
473 2016-05-11 Richard Biener <rguenther@suse.de>
476 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
477 if the langhook insists on it.
478 * fold-const.c (make_bit_field_ref): Add arg for the original
479 reference and preserve its alias-set.
480 (decode_field_reference): Take exp by reference and adjust it
481 to the original memory reference.
482 (optimize_bit_field_compare): Adjust callers.
483 (fold_truth_andor_1): Likewise.
484 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
486 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
489 * cfgrtl.h (delete_insn_and_edges): Now return bool.
490 * cfgrtl.c (delete_insn_and_edges): Likewise.
491 * config/i386/i386.c (convert_scalars_to_vector): Remove
493 * cse.c (cse_insn): Compute cse_cfg_altered.
494 (delete_trivially_dead_insns): Likewise.
495 (cse_cc_succs): Likewise.
496 (rest_of_handle_cse): Free dominance info if required.
497 (rest_of_handle_cse2): Likewise.
498 (rest_of_handle_cse_after_global_opts): Likewise.
500 2016-05-11 Alan Modra <amodra@gmail.com>
502 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
503 abi_v4_pass_in_fpr): New functions.
504 (rs6000_function_arg_boundary): Exclude complex IBM long double
505 from 64-bit alignment when ABI_V4.
506 (rs6000_function_arg, rs6000_function_arg_advance_1,
507 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
509 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
511 PR rtl-optimization/71028
512 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
513 jump with just a return in the fallthrough block if the branch
514 block contains just a return as well.
516 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
518 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
519 * match.pd ((X & Y) ^ Y): ... this.
520 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
521 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
523 2016-05-10 David Malcolm <dmalcolm@redhat.com>
525 * read-md.c (require_char_ws): New function.
526 (read_string): Simplify using require_char_ws.
527 (handle_constants): Likewise.
528 (handle_enum): Likewise.
529 (handle_file): Likewise.
530 * read-md.h (require_char_ws): New declaration.
531 * read-rtl.c (read_conditions): Simplify using require_char_ws.
532 (read_mapping): Likewise.
533 (read_rtx_code): Likewise.
534 (read_nested_rtx): Likewise.
536 2016-05-10 James Norris <jnorris@codesourcery.com>
538 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
539 if offloading is enabled and -fopenacc or -fopenmp is specified.
540 (CRTOFFLOADEND): Likewise.
541 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
542 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
544 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
546 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
547 gotoff_operand code paths. Use copy_to_suggested_regs and
548 expand_simple_binop where appropriate. Cleanup.
550 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
553 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
555 (dimode_scalar_chain::vector_const_cost): New.
556 (dimode_scalar_chain::compute_convert_gain): Handle constants.
557 (dimode_scalar_chain::convert_op): Likewise.
558 (dimode_scalar_chain::convert_insn): Likewise.
560 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
562 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
563 unary operation, not a binary one.
565 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
568 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
569 calls with type casted fndecl.
571 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
573 PR tree-optimization/70786
574 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
575 * gcc/calls.c (initialize_argument_information): Bind bounds
576 with corresponding args passed by reference.
578 2016-05-10 Jakub Jelinek <jakub@redhat.com>
581 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
582 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
583 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
586 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
589 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
590 code for a zero scale factor.
591 (vsx_xvcvdpuxds_scale): Likewise.
593 2016-05-10 David Malcolm <dmalcolm@redhat.com>
595 * diagnostic-show-locus.c (layout::layout): Call show_ruler
596 if show_ruler_p was set on the context.
597 (layout::show_ruler): New method.
598 * diagnostic.h (struct diagnostic_context): Add field
601 2016-05-10 Richard Biener <rguenther@suse.de>
603 PR tree-optimization/71039
604 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
605 (chk_uses): New function.
606 (propagate_with_phi): Verify we can safely replicate the lhs of an
607 aggregate assignment on all incoming edges.
609 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
611 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
613 (rx_atomic_sequence): New class.
614 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
615 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
617 (rx_atomic_sequence::rx_atomic_sequence,
618 rx_atomic_sequence::~rx_atomic_sequence): New functions.
619 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
620 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
621 CTRLREG_INTB): New constants.
622 (FETCHOP): New code iterator.
623 (fethcop_name, fetchop_name2): New iterator code attributes.
624 (QIHI): New mode iterator.
625 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
626 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
627 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
629 2016-05-10 Martin Liska <mliska@suse.cz>
631 * tree-inline.c (remap_dependence_clique): Do not remap
632 debugging statements.
634 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
636 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
637 ("*fixuns_truncdfdi2_z13")
638 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
639 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
640 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
642 2016-05-10 Richard Biener <rguenther@suse.de>
644 PR tree-optimization/70497
645 PR tree-optimization/28367
646 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
648 (visit_reference_op_load): ... here.
649 (vn_reference_lookup_3): Use it to handle subreg-like accesses
650 with simplified BIT_FIELD_REFs.
651 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
652 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
655 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
657 * dwarf2out.c (add_abstract_origin_attribute): Adjust
658 documentation comment. For BLOCK nodes, add a
659 DW_AT_abstract_origin attribute that points to the DIE generated
660 for the origin BLOCK.
661 (gen_lexical_block_die): Call add_abstract_origin_attribute for
662 blocks from inlined functions.
664 2016-05-10 Alan Modra <amodra@gmail.com>
667 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
668 regrename modifying insns saving lr before __morestack call.
669 * config/rs6000/rs6000.md (split_stack_return): Similarly for
670 insns restoring lr after __morestack call.
672 2016-05-09 Jakub Jelinek <jakub@redhat.com>
674 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
675 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
677 * config/i386/sse.md (vec_interleave_high<mode>,
678 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
679 <avx512>_vpermt2var<mode>3_maskz): Likewise.
681 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
683 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
684 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
685 parallel reassociation for power8 and forward.
687 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
689 * config/i386/i386.md (absneg splitters with general regs): Use
690 general_reg_operand predicate.
691 (btsq peephole2): Use x86_64_immediate_operand to check if new
692 value is suitable for immediate operand. Generate emitted insn
693 using RTL expressions.
694 (btcq peephole2): Ditto.
695 (btrq peephole2): Ditto. Generate correct immediate operand
698 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
700 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
703 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
705 * tree-affine.c (wide_int_constant_multiple_p): Add missing
708 2016-05-09 Richard Biener <rguenther@suse.de>
710 PR tree-optimization/70985
711 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
712 op0 isn't a gimple register.
714 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
716 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
717 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
718 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
719 (i6400_fpu_mult): New cpu units.
720 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
721 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
722 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
723 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
724 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
725 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
726 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
727 (i6400_msa_long_float4, i6400_msa_long_float5)
728 (i6400_msa_long_float8, i6400_msa_fdiv_df)
729 (i6400_msa_fdiv_sf): New reservations.
730 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
731 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
732 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
733 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
734 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
735 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
736 (msa_short_cmp, msa_short_float2, msa_short_logic3)
737 (msa_short_store4, msa_long_load, msa_short_store)
738 (msa_long_logic, msa_long_float2, msa_long_float4)
739 (msa_long_float5, msa_long_float8, msa_long_mult)
740 (msa_long_fdiv, msa_long_div): New reservations.
742 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
743 Sameera Deshpande <sameera.deshpande@imgtec.com>
744 Matthew Fortune <matthew.fortune@imgtec.com>
745 Graham Stott <graham.stott@imgtec.com>
746 Chao-ying Fu <chao-ying.fu@imgtec.com>
748 * config.gcc: Add MSA header file for mips*-*-* target.
749 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
750 (Ubv8i, Urv8): New constraints.
751 * config/mips/mips-ftypes.def: Add function types for MSA
753 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
754 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
755 * config/mips/mips-msa.md: New file.
756 * config/mips/mips-protos.h
757 (mips_split_128bit_const_insns): New prototype.
758 (mips_msa_idiv_insns): Likewise.
759 (mips_split_128bit_move): Likewise.
760 (mips_split_128bit_move_p): Likewise.
761 (mips_split_msa_copy_d): Likewise.
762 (mips_split_msa_insert_d): Likewise.
763 (mips_split_msa_fill_d): Likewise.
764 (mips_expand_msa_branch): Likewise.
765 (mips_const_vector_same_val_p): Likewise.
766 (mips_const_vector_same_bytes_p): Likewise.
767 (mips_const_vector_same_int_p): Likewise.
768 (mips_const_vector_shuffle_set_p): Likewise.
769 (mips_const_vector_bitimm_set_p): Likewise.
770 (mips_const_vector_bitimm_clr_p): Likewise.
771 (mips_msa_vec_parallel_const_half): Likewise.
772 (mips_msa_output_division): Likewise.
773 (mips_ldst_scaled_shift): Likewise.
774 (mips_expand_vec_cond_expr): Likewise.
775 * config/mips/mips.c (enum mips_builtin_type): Add
776 MIPS_BUILTIN_MSA_TEST_BRANCH.
777 (mips_gen_const_int_vector_shuffle): New prototype.
778 (mips_const_vector_bitimm_set_p): New function.
779 (mips_const_vector_bitimm_clr_p): Likewise.
780 (mips_const_vector_same_val_p): Likewise.
781 (mips_const_vector_same_bytes_p): Likewise.
782 (mips_const_vector_same_int_p): Likewise.
783 (mips_const_vector_shuffle_set_p): Likewise.
784 (mips_symbol_insns): Forbid loading symbols via immediate for
786 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
788 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
790 (mips_lx_address_p): Add support load indexed address for MSA.
791 (mips_address_insns): Add calculation of instructions needed for
792 stores and loads for MSA.
793 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
794 CONST_VECTOR for MSA and let it fall through.
795 (mips_ldst_scaled_shift): New function.
796 (mips_subword_at_byte): Likewise.
797 (mips_msa_idiv_insns): Likewise.
798 (mips_legitimize_move): Validate MSA moves.
799 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
800 calculation of costs for MSA division.
801 (mips_split_move_p): Check if MSA moves need splitting.
802 (mips_split_move): Split MSA moves if necessary.
803 (mips_split_128bit_move_p): New function.
804 (mips_split_128bit_move): Likewise.
805 (mips_split_msa_copy_d): Likewise.
806 (mips_split_msa_insert_d): Likewise.
807 (mips_split_msa_fill_d): Likewise.
808 (mips_output_move): Handle MSA moves.
809 (mips_expand_msa_branch): New function.
810 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
811 Reinstate 'y' modifier.
812 (mips_file_start): Add MSA .gnu_attribute.
813 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
815 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
816 (mips_class_max_nregs): Add register size for MSA supported mode.
817 (mips_cannot_change_mode_class): Allow conversion between MSA
818 vector modes and TImode.
819 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
821 (mips_secondary_reload_class): Force MSA loads/stores via memory.
822 (mips_preferred_simd_mode): Add preffered modes for MSA.
823 (mips_vector_mode_supported_p): Add MSA supported modes.
824 (mips_autovectorize_vector_sizes): New function.
825 (mips_msa_output_division): Likewise.
826 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
827 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
828 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
829 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
830 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
831 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
832 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
833 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
834 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
835 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
836 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
837 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
838 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
839 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
840 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
841 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
842 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
843 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
844 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
845 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
846 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
847 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
848 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
849 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
850 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
851 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
852 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
853 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
854 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
855 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
856 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
857 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
858 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
859 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
860 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
861 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
862 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
863 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
864 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
865 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
866 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
867 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
868 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
869 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
870 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
871 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
872 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
873 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
874 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
875 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
876 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
877 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
878 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
879 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
880 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
881 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
882 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
883 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
884 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
885 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
886 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
887 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
888 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
889 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
890 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
891 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
892 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
893 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
894 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
895 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
896 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
897 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
898 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
899 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
900 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
901 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
902 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
903 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
904 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
905 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
906 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
907 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
908 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
909 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
910 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
911 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
912 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
913 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
914 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
915 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
916 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
917 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
918 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
919 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
920 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
921 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
922 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
923 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
924 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
925 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
926 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
927 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
928 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
929 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
930 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
931 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
932 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
933 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
934 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
935 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
936 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
937 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
938 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
939 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
940 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
941 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
942 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
943 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
944 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
945 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
946 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
947 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
948 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
949 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
950 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
951 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
952 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
953 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
954 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
955 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
956 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
957 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
958 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
959 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
960 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
961 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
962 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
963 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
964 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
965 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
966 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
967 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
968 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
969 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
970 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
971 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
972 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
973 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
974 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
975 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
976 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
978 (mips_get_builtin_decl_index): New array.
979 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
980 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
981 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
982 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
983 (mips_init_builtins): Initialize mips_get_builtin_decl_index
985 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
987 (mips_expand_builtin_insn): Prepare operands for
988 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
989 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
990 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
991 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
992 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
993 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
994 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
995 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
996 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
997 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
998 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
999 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1000 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1001 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1002 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1003 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1004 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1005 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1006 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1007 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1008 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1009 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1010 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1011 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1012 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1013 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1014 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1015 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1016 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1017 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1018 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1019 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1020 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1021 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1022 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1023 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1024 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1025 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1026 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1027 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1028 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1029 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1030 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1031 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1032 These are set implicitly and an error is reported if overridden.
1033 (mips_expand_builtin_msa_test_branch): New function.
1034 (mips_expand_msa_shuffle): Likewise.
1035 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1036 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1037 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1038 (mips_expand_vec_unpack): Add support for MSA.
1039 (mips_expand_vector_init): Likewise.
1040 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1041 instead of const0_rtx.
1042 (mips_msa_vec_parallel_const_half): New function.
1043 (mips_gen_const_int_vector): Likewise.
1044 (mips_gen_const_int_vector_shuffle): Likewise.
1045 (mips_expand_msa_cmp): Likewise.
1046 (mips_expand_vec_cond_expr): Likewise.
1047 * config/mips/mips.h
1048 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1049 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1051 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1052 (ISA_HAS_MSA): New macro.
1053 (UNITS_PER_MSA_REG): Likewise.
1054 (BITS_PER_MSA_REG): Likewise.
1055 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1056 (MSA_REG_FIRST): New macro.
1057 (MSA_REG_LAST): Likewise.
1058 (MSA_REG_NUM): Likewise.
1059 (MSA_REG_P): Likewise.
1060 (MSA_REG_RTX_P): Likewise.
1061 (MSA_SUPPORTED_MODE_P): Likewise.
1062 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1063 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1064 * config/mips/mips.md: Include mips-msa.md.
1065 (alu_type): Add simd_add.
1066 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1067 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1068 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1069 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1070 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1071 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1072 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1073 simd_move, simd_load, simd_store. Choose "multi" for moves
1075 (qword_mode): New attribute.
1076 (insn_count): Add instruction count for quad moves.
1077 Increase the count for MIPS SIMD division.
1078 (UNITMODE): Add UNITMODEs for vector types.
1079 (addsub): New code iterator.
1080 * config/mips/mips.opt (mmsa): New option.
1081 * config/mips/msa.h: New file.
1082 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1084 * config/mips/mti-linux.h: Likewise.
1085 * config/mips/predicates.md
1086 (const_msa_branch_operand): New constraint.
1087 (const_uimm3_operand): Likewise.
1088 (const_uimm4_operand): Likewise.
1089 (const_uimm5_operand): Likewise.
1090 (const_uimm8_operand): Likewise.
1091 (const_imm5_operand): Likewise.
1092 (aq10b_operand): Likewise.
1093 (aq10h_operand): Likewise.
1094 (aq10w_operand): Likewise.
1095 (aq10d_operand): Likewise.
1096 (const_m1_operand): Likewise.
1097 (reg_or_m1_operand): Likewise.
1098 (const_exp_2_operand): Likewise.
1099 (const_exp_4_operand): Likewise.
1100 (const_exp_8_operand): Likewise.
1101 (const_exp_16_operand): Likewise.
1102 (const_vector_same_val_operand): Likewise.
1103 (const_vector_same_simm5_operand): Likewise.
1104 (const_vector_same_uimm5_operand): Likewise.
1105 (const_vector_same_uimm6_operand): Likewise.
1106 (const_vector_same_uimm8_operand): Likewise.
1107 (par_const_vector_shf_set_operand): Likewise.
1108 (reg_or_vector_same_val_operand): Likewise.
1109 (reg_or_vector_same_simm5_operand): Likewise.
1110 (reg_or_vector_same_uimm6_operand): Likewise.
1111 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1113 * doc/invoke.texi (-mmsa): Document new option.
1115 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1117 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1118 * configure: Regenerate.
1119 * config.in: Regenerate.
1120 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1122 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1123 (ENDFILE_VTV_SPEC): Define.
1125 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1127 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1128 registers in all interrupt handlers if necessary.
1129 (rl78_option_override): Add warning.
1130 (MUST_SAVE_MDUC_REGISTERS): New macro.
1131 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1132 * config/rl78/rl78.c (check_mduc_usage): New function.
1133 (mduc_regs): New structure to hold MDUC register data.
1134 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1135 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1136 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1137 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1138 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1139 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1141 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1143 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1144 (tree-ssa-loop-niter.h): Ditto.
1145 (idx_within_array_bound, ref_within_array_bound): New functions.
1146 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1147 Factor out check on writable base object to ...
1148 (base_object_writable): ... here.
1150 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1152 * config/arm/arm.md (probe_stack): Add modes to set source
1155 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1157 * regrename.c (base_reg_class_for_rename): New static function.
1158 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1160 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1162 * cgraph.c (thunk_adjust): Export.
1163 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1164 * cgraphunit.c (thunk_adjust): Export.
1165 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1167 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1169 * tree-inline.c (expand_call_inline): Expand thunks inline.
1171 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1175 (*sse2_vd_cvtss2sd): Ditto.
1176 * config/i386/i386.md
1177 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1178 Generate *sse2_vd_cvtsd2ss pattern.
1179 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1180 Generate *sse2_vd_cvtss2sd pattern.
1182 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1184 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1185 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1188 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1190 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1191 * config/sh/sh.c: Define and declare variables on first use throughout
1193 (current_function_interrupt): Change to bool type.
1194 (frame_insn): Rename to emit_frame_insn and update users.
1195 (push_regs): Use bool for 'interrupt_handler' argument.
1196 (save_schedule_s): Remove.
1197 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1198 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1199 targetm.asm_out.unaligned_op.di.
1200 (gen_far_branch): Remove redundant forward declaration.
1201 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1202 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1203 (sh_set_return_address, sh_function_ok_for_sibcall,
1204 scavenge_reg): Update comments.
1205 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1206 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1207 (sh_attr_renesas_p): Remove unnecessary parentheses.
1208 (branch_dest): Simplify.
1209 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1210 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1211 (CUMULATIVE_ARGS): Change macro to typedef.
1212 (current_function_interrupt): Change to bool type.
1213 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1214 Surround with __cplusplus ifdef.
1215 (sh_compare_op0, sh_compare_op1): Remove.
1216 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1218 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1220 * config/arm/arm.md: (arch): Add neon.
1221 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1222 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1223 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1224 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1225 attributes for alt renumbering. Mark alt 3 as non-predicable.
1226 (thumb2_movdf_vfp): Likewise.
1228 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1230 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1231 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1232 (*andqi_1): Add preferred_for_speed attribute to disparage
1233 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1234 (*<code>qi_1): Ditto.
1235 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1236 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1237 (*ashlqi3_1): Ditto.
1238 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1239 Add preferred_for_size attribute to disparage alternative 0 and
1240 preferred_for_speed attribute to disparage alternative 1 for
1241 TARGET_PARTIAL_REG_STALL targets.
1243 2016-05-07 Tom de Vries <tom@codesourcery.com>
1245 PR tree-optimization/70956
1246 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1249 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1251 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1252 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1253 * config/sh/sh.md (branch_zero): Remove define_attr.
1254 (define_delay): Disable delay slot if branch distance is one insn.
1256 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1258 * config/i386/i386.md (LEAMODE): New mode attribute.
1259 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1260 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1261 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1262 operand 2 predicate.
1263 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1264 (*lea<mode>_general_3): Ditto.
1265 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1267 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1269 * genmddump.c (main): Convert argv from char ** to const char **.
1271 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1273 * coretypes.h (OVERRIDE): New macro.
1276 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1278 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1279 allow coalescing if the types are compatible.
1281 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1283 * pass_manager.h (pass_manager::register_pass_name): New method.
1284 (pass_manager::get_pass_by_name): New method.
1285 (pass_manager::create_pass_tab): New method.
1286 (pass_manager::m_name_to_pass_map): New field.
1287 * passes.c (name_to_pass_map): Delete global in favor of field
1288 "m_name_to_pass_map" of pass_manager.
1289 (register_pass_name): Rename from a function to...
1290 (pass_manager::register_pass_name): ...this method, updating
1291 for renaming of global "name_to_pass_map" to field
1292 "m_name_to_pass_map".
1293 (create_pass_tab): Rename from a function to...
1294 (pass_manager::create_pass_tab): ...this method, updating
1295 for renaming of global "name_to_pass_map" to field.
1296 (get_pass_by_name): Rename from a function to...
1297 (pass_manager::get_pass_by_name): ...this method.
1298 (enable_disable_pass): Convert use of get_pass_by_name to
1299 a method call, locating the pass_manager singleton.
1301 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1303 * genattr-common.c (main): Convert argv from char ** to const char **.
1304 * genattr.c (main): Likewise.
1305 * genattrtab.c (main): Likewise.
1306 * genautomata.c (initiate_automaton_gen): Likewise.
1308 * gencodes.c (main): Likewise.
1309 * genconditions.c (main): Likewise.
1310 * genconfig.c (main): Likewise.
1311 * genconstants.c (main): Likewise.
1312 * genemit.c (main): Likewise.
1313 * genenums.c (main): Likewise.
1314 * genextract.c (main): Likewise.
1315 * genflags.c (main): Likewise.
1316 * genmddeps.c (main): Likewise.
1317 * genopinit.c (main): Likewise.
1318 * genoutput.c (main): Likewise.
1319 * genpeep.c (main): Likewise.
1320 * genpreds.c (main): Likewise.
1321 * genrecog.c (main): Likewise.
1322 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1323 (init_rtx_reader_args): Likewise.
1324 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1325 (init_rtx_reader_args): Likewise.
1326 * gentarget-def.c (main): Likewise.
1327 * read-md.c (read_md_files): Likewise.
1328 * read-md.h (read_md_files): Likewise.
1330 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1332 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1333 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1334 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1335 Remove unused predicate.
1336 (register_and_not_fp_reg_operand): Ditto.
1338 2016-05-06 Martin Liska <mliska@suse.cz>
1340 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1341 instead of vec as the vector is local to the function.
1343 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1345 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1346 avx512bw alternative.
1348 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1349 before the ashr<mode>3 pattern.
1351 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1352 v instead of x in vex or maybe_vex alternatives, use
1353 maybe_evex instead of vex in prefix.
1355 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1356 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1357 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1358 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1361 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1362 v instead of x in vex or maybe_vex alternatives, use
1363 maybe_evex instead of vex in prefix.
1365 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1366 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1367 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1368 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1369 alternatives, use maybe_evex instead of vex in prefix.
1371 * config/i386/sse.md (vec_interleave_lowv4sf,
1372 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1373 v instead of x in vex or maybe_vex alternatives, use
1374 maybe_evex instead of vex in prefix.
1376 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1377 v instead of x in vex or maybe_vex alternatives, use
1378 maybe_evex instead of vex in prefix.
1380 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1381 v constraint instead of x.
1383 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1385 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1386 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1389 2016-05-06 Richard Biener <rguenther@suse.de>
1391 PR tree-optimization/70948
1392 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1393 Properly clobber all fields of va_list for __builtin_va_start.
1395 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1398 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1399 loop latch destination.
1401 2016-05-06 Martin Liska <mliska@suse.cz>
1403 * tree-ssa-uninit.c: Apply manual changes
1404 to the GNU coding style.
1405 (prune_uninit_phi_opnds): Rename from
1406 prune_uninit_phi_opnds_in_unrealizable_paths.
1408 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1410 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1411 mspace): Remove deprecated options.
1412 * doc/invoke.texi (SH options): Remove -mspace.
1414 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1416 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1418 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1420 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1421 corresponding combine split pattern.
1423 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1426 * config/sh/predicates.md (long_displacement_mem_operand): New.
1427 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1428 Add movi20, movi20s alternatives. Adjust length attribute for
1430 (movsi_ie): Allow for any FPU. Adjust length attribute for
1432 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1433 attribute for alternatives.
1434 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1435 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1436 length attribute for alternatives.
1438 2016-05-06 Richard Biener <rguenther@suse.de>
1440 PR tree-optimization/70960
1441 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1443 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1446 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1447 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1449 2016-05-06 Marek Polacek <polacek@redhat.com>
1452 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1454 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1457 * config/sh/sh.md (*rotcr): Add another variant.
1459 2016-05-06 Richard Biener <rguenther@suse.de>
1462 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1464 2016-05-06 Richard Biener <rguenther@suse.de>
1467 * fold-const.c (split_tree): Always convert to the original type
1470 2016-05-06 Richard Biener <rguenther@suse.de>
1472 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1473 (fwprop_addr): Likewise.
1475 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1478 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1480 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1481 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1482 the splitter condition.
1483 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1484 the splitter condition.
1485 (FP float_extend load splitter): Ditto.
1487 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1489 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1490 to REGNO in all peephole2 patterns.
1491 (post-reload splitters): Change true_regnum to REGNO in
1492 post-reload splitters.
1493 (zero_extend splitters): Use general_reg_operand and
1494 nonimmediate_gr_operand predicates.
1496 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1498 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1499 v constraint instead of x.
1501 2016-05-05 Alan Modra <amodra@gmail.com>
1504 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1505 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1506 TARGET_NO_FP_IN_TOC for -mrelocatable.
1507 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1508 TARGET_RELOCATABLE test.
1509 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1510 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1511 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1512 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1513 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1514 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1515 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1516 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1517 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1518 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1520 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1521 (rs6000_stack_info): Likewise.
1522 (rs6000_elf_asm_out_constructor): Likewise.
1523 (rs6000_elf_asm_out_destructor): Likewise.
1524 (rs6000_elf_declare_function_name): Likewise.
1525 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1526 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1529 2016-05-05 Alan Modra <amodra@gmail.com>
1531 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1533 2016-05-05 Alan Modra <amodra@gmail.com>
1535 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1536 out-of-line gpr restore for one or two regs if that would add
1539 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1542 * config/i386/i386.md
1543 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1544 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1545 as operand 0 predicate.
1546 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1548 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1549 Ditto. Emit the pattern using RTX.
1551 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1552 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1553 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1554 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1556 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1557 sse_reg_operand as operand 0 predicate.
1559 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1560 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1561 instead of gen_rtx_REG.
1562 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1565 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1567 * function.c (emit_use_return_register_into_block): Delete.
1568 (gen_return_pattern): Delete.
1569 (emit_return_into_block): Delete.
1570 (active_insn_between): Delete.
1571 (convert_jumps_to_returns): Delete.
1572 (emit_return_for_exit): Delete.
1573 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1574 simple_return for shrink-wrapped blocks.
1575 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1576 end of blocks that need one.
1577 (get_unconverted_simple_return): Delete.
1578 (convert_to_simple_return): Delete.
1579 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1580 (convert_to_simple_return): Ditto.
1582 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1584 * cfgcleanup.c (bb_is_just_return): New function.
1585 (try_optimize_cfg): Simplify jumps to return, branches to return,
1586 and branches around return.
1588 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1590 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1593 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1597 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1598 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1599 assert flags & OEP_HASH_CHECK, instead of asserting it
1600 never happens. Handle TARGET_EXPR.
1601 * fold-const.c (operand_equal_p): For hash verification,
1602 or in OEP_HASH_CHECK into flags.
1604 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1606 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1608 (compute_samebase_partition_bases): Fix typo.
1610 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1612 * config/i386/sse.md (vec_interleave_highv8sf,
1613 vec_interleave_lowv8sf, vec_interleave_highv4df,
1614 vec_interleave_lowv4df): Remove constraints from expanders.
1616 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1618 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1620 * tree-inline.c (expand_call_inline): Fix path dealing with
1621 making lhs of call statement undefined.
1623 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1625 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1626 Check availability on NODE, too.
1627 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1628 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1629 (varpool_node::call_for_symbol_and_aliase): Likewise.
1630 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1631 (propagate_pure_const): Propagate across interposable functions, too.
1632 (skip_function_for_local_pure_const): Do not skip interposable bodies
1634 (pass_local_pure_const::execute): Update.
1636 2016-05-04 Marek Polacek <polacek@redhat.com>
1638 * doc/invoke.texi: Document -Wdangling-else.
1640 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1642 * config.gcc: Error out when conflicting multilib is detected. Do not
1643 loop over multilibs since no combination is legal.
1645 2016-05-04 Alan Modra <amodra@gmail.com>
1647 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1648 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1649 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1652 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1654 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1655 Clean up p5600 comments.
1657 2016-05-04 Richard Biener <rguenther@suse.de>
1659 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1660 constructor simplifications.
1661 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1663 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1665 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1666 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1667 result.set_rtx is null instead of aborting.
1668 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1670 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1671 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1672 *mov<mode>_store_postinc): New patterns.
1674 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1676 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1677 as commutative. Check both conversions are NOP.
1678 ((A & B) OP (C & B)): Remove.
1680 2016-05-04 Alan Modra <amodra@gmail.com>
1682 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1684 2016-05-04 Alan Modra <amodra@gmail.com>
1687 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1688 when cr2,3,4 are all fixed regs.
1690 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1692 PR rtl-optimization/57193
1693 * opts.c (default_options_table): Revert OPT_frename_registers change.
1694 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1696 2016-05-03 Martin Sebor <msebor@redhat.com>
1699 * builtins.c (fold_builtin_FILE): New function.
1700 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1701 (fold_builtin_0): Call them.
1702 * gimplify.c (gimplify_call_expr): Remove the handling of
1703 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1706 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1707 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1711 * doc/extend.texi (Function Names as Strings): Update __func__,
1712 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1715 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1716 Richard Biener <rguenther@suse.de>
1718 PR tree-optimization/70916
1719 * tree-if-conv.c: Include cfganal.h.
1720 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1721 and remove_fake_exit_edges around the optimization pass.
1723 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1725 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1726 (cgraph_edge::make_direct): Likewise.
1727 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1728 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1729 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1730 (CIF_THUNK): New code.
1731 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1732 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1733 (compute_inline_parameters): Set inline_failed for thunks.
1734 (inline_analyze_function): Cleanup.
1735 * ipa-inline.c (can_inline_edge_p): Do not deal with
1736 call_stmt_cannot_inline_p.
1737 (can_early_inline_edge_p): Likewise.
1738 (early_inliner): Initialize inline_failed.
1739 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1741 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1743 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1744 from nonimm_ssenomem_operand.
1745 (nonimm_ssenomem_operand): New predicate.
1746 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1747 as operand 0 predicate.
1748 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1749 Disable unsupported alternatives using "enabled" attribute.
1750 Use register_ssemem_operand as operand 0 predicate.
1751 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1753 2016-05-03 Marek Polacek <polacek@redhat.com>
1756 * input.c (expansion_point_location): New function.
1757 * input.h (expansion_point_location): Declare.
1759 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1761 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1762 occurence with frame_offset_ ones.
1764 2016-05-03 Alan Modra <amodra@gmail.com>
1766 PR rtl-optimization/70890
1767 * ira.c (combine_and_move_insns): When moving def_insn, remove
1770 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1772 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1773 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1774 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1775 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1777 2016-05-03 Alan Modra <amodra@gmail.com>
1779 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1780 for SAVE_MULTIPLE/STORE_MULTIPLE.
1782 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1784 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1785 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1787 2016-05-03 Richard Biener <rguenther@suse.de>
1789 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1791 (gimplify_arg): Likewise.
1792 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1793 re-writing the result to a decl if required.
1794 (internal_get_tmp_var): Add allow_ssa parameter
1795 and override into_ssa with it.
1796 (get_formal_tmp_var): Adjust.
1797 (get_initialized_tmp_var): Add allow_ssa parameter.
1798 (gimplify_arg): Add allow_ssa parameter and avoid generating
1799 SSA names for the result false.
1800 (gimplify_call_expr): If the call may return twice do not
1801 gimplify parameters into SSA.
1802 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1803 (gimplify_modify_expr): Adjust assert. For noreturn calls
1804 with a SSA name LHS adjust its def.
1805 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1806 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1807 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1808 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1809 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1810 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1811 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1812 (optimize_target_teams): Do not allow SSA names for clause operands.
1813 (gimplify_expr): Likewise for where we mark the result addressable.
1814 * passes.def (pass_init_datastructures): Remove.
1815 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1816 (rewrite_stmt): Likewise.
1817 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1818 (replace_locals_op): Replace SSA names.
1819 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1820 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1821 * cgraph.c (release_function_body): Free CFG annotations only
1822 when we have a CFG. Simplify.
1823 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1824 force_gimple_operand instead of get_initialized_tmp_var.
1825 * tree-pass.h (make_pass_init_datastructures): Remove.
1826 * tree-ssa.c (execute_init_datastructures): Remove.
1827 (pass_data_init_datastructures): Likewise.
1828 (class pass_init_datastructures): Likewise.
1829 (make_pass_init_datastructures): Likewise.
1830 * omp-low.c (create_omp_child_function): Init SSA data structures.
1831 (grid_expand_target_grid_body): Likewise.
1832 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1833 name before adding it to names_to_release.
1834 (remove_bb): Always release SSA defs.
1835 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1836 before dereferencing it.
1837 * cgraphunit.c (init_lowered_empty_function): Always
1838 int SSA data structures.
1839 * tree-ssanames.c (release_defs): Remove assert that we are in
1841 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1843 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1844 Uros Bizjak <ubizjak@gmail.com>
1846 PR rtl-optimization/70467
1847 * config/i386/predicates.md (x86_64_hilo_int_operand,
1848 x86_64_hilo_general_operand): New predicates.
1849 * config/i386/constraints.md (Wd): New constraint.
1850 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1851 (general_hilo_operand): New mode attr.
1852 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1853 instead of <general_operand>.
1854 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1855 x86_64_hilo_general_operand instead of <general_operand>.
1857 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1859 PR tree-optimization/70916
1860 * tree-if-conv.c (constant_or_ssa_name): Removed.
1861 (fold_build_cond_expr): Use is_gimple_val instead of
1862 constant_or_ssa_name.
1864 PR tree-optimization/70916
1865 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1866 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1869 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1870 (optimize_atomic_bit_test_and): New function.
1871 (pass_fold_builtins::execute): Use it.
1872 * optabs.def (atomic_bit_test_and_set_optab,
1873 atomic_bit_test_and_complement_optab,
1874 atomic_bit_test_and_reset_optab): New optabs.
1875 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1876 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1877 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1878 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1879 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1880 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1881 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1882 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1883 atomic_bit_test_and_complement@var{mode},
1884 atomic_bit_test_and_reset@var{mode}): Document.
1885 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1886 atomic_bit_test_and_complement<mode>,
1887 atomic_bit_test_and_reset<mode>): New expanders.
1888 (atomic_bit_test_and_set<mode>_1,
1889 atomic_bit_test_and_complement<mode>_1,
1890 atomic_bit_test_and_reset<mode>_1): New insns.
1892 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1894 PR rtl-optimization/70687
1895 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1896 instead of unsigned HOST_WIDE_INT.
1898 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1900 PR rtl-optimization/44281
1901 * hard-reg-set.h (struct target_hard_regs): New field
1902 x_fixed_nonglobal_reg_set.
1903 (fixed_nonglobal_reg_set): New macro.
1904 * reginfo.c (init_reg_sets_1): Initialize it.
1905 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1907 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1909 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1911 PR tree-optimization/56541
1912 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1913 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1914 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1915 (any_complicated_phi): new static variable.
1916 (aggressive_if_conv): delete.
1917 (if_convertible_phi_p): support phis with more than two arguments.
1918 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1919 critical pred edges.
1920 (ifcvt_split_critical_edges): support phis with more than two
1921 arguments by checking new parameter. only split critical edges
1923 (tree_if_conversion): handle simd pragma marked loop using new
1924 local variable aggressive_if_conv. check any_complicated_phi.
1926 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1928 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1931 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1933 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1936 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1938 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1939 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1940 define_insn_and_split.
1941 (mulsi3_i): New define_insn_and_split.
1942 (mulsi3_call): Convert to define_insn.
1943 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1946 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1948 * machmode.h (mode_complex): Add support to give the complex mode
1950 (GET_MODE_COMPLEX_MODE): Likewise.
1951 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1952 stored by build_complex_type and gfc_build_complex_type instead of
1953 trying to figure out the appropriate mode based on the size. Raise
1954 an assertion error, if the type was not set.
1955 * genmodes.c (struct mode_data): Add field for the complex type of
1957 (blank_mode): Likewise.
1958 (make_complex_modes): Remember the complex mode created in the
1960 (emit_mode_complex): Write out the mode_complex array to map a
1961 type mode to the complex version.
1962 (emit_insn_modes_c): Likewise.
1963 * tree.c (build_complex_type): Set the complex type to use before
1964 calling layout_type.
1965 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1966 support for __float128 complex datatypes.
1967 (rs6000_hard_regno_mode_ok): Likewise.
1968 (rs6000_setup_reg_addr_masks): Likewise.
1969 (rs6000_complex_function_value): Likewise.
1970 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1971 __float128 and __ibm128 complex.
1972 (FLOAT128_IBM_P): Likewise.
1973 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1974 * doc/extend.texi (Additional Floating Types): Document that
1975 -mfloat128 must be used to enable __float128. Document complex
1976 __float128 and __ibm128 support.
1978 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1981 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1982 char/short arguments promoted to int because of promote_prototypes.
1984 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1986 * config/i386/predicates.md (register_ssemem_operand): New predicate.
1987 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
1988 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
1989 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
1990 alternatives using "enabled" attribute. Use register_ssemem_operand
1991 as operand 1 predicate.
1992 (*cmpi<unord>xf_i387): Split XFmode pattern from
1993 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
1994 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
1995 *absneg<mode>2_i387. Disable unsupported alternatives using
1996 "enabled" attribute.
1997 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
1999 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2001 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2003 (oacc_loop_process): Check mask for loop termination.
2005 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2007 * cif-code.def (CIF_THUNK): Add.
2008 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2011 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2013 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2014 (dump_inline_summary): Dump it.
2015 (fp_expression_p): New predicate.
2016 (estimate_function_body_sizes): Use it.
2017 (inline_merge_summary): Merge fp_expressions.
2018 (inline_read_section): Read fp_expressions.
2019 (inline_write_summary): Write fp_expressions.
2020 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2021 codegen boundary if either caller or callee is !fp_expressions.
2022 * ipa-inline.h (inline_summary): Add fp_expressions.
2023 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2024 to fp_expressions be sure the fp generation flags are updated.
2026 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2028 PR rtl-optimization/70467
2029 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2031 PR rtl-optimization/70467
2032 * ipa-pure-const.c (check_call): Handle internal calls even in
2033 ipa mode like in local mode.
2035 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2037 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2039 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2041 * match.pd (X u< X, X u> X): New transformations.
2043 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2045 * flag-types.h (enum warn_strict_overflow_code): Move ...
2046 * coretypes.h: ... here.
2047 * fold-const.h (fold_overflow_warning): Declare.
2048 * fold-const.c (fold_overflow_warning): Make non-static.
2049 (fold_comparison): Move the transformation of X +- C1 CMP C2
2050 into X CMP C2 -+ C1 ...
2051 * match.pd: ... here.
2052 * gimple-fold.c (fold_stmt_1): Protect with
2053 fold_defer_overflow_warnings.
2055 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2057 * omp-low.c (struct oacc_loop): Add 'inner' field.
2058 (new_oacc_loop_raw): Initialize it to zero.
2059 (oacc_loop_fixed_partitions): Initialize it.
2060 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2061 available partitioning.
2063 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2065 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2067 (umulsidi3): Likewise.
2068 (indirect_jump): Fix jump instruction assembly patterns.
2070 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2073 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2074 (nvptx_function_value): Assert non-NULL cfun.
2076 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2078 PR rtl-optimization/70886
2079 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2081 * cselib.h (rtx_equal_for_cselib_1): Declare.
2082 (rtx_equal_for_cselib_p: New inline function.
2083 * cselib.c (rtx_equal_for_cselib_p): Delete.
2084 (rtx_equal_for_cselib_1): Make public.
2086 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2089 (register_mixssei387nonimm_operand): Remove predicate.
2090 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2091 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2092 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2093 for TARGET_MIX_SSE_I387 alternatives.
2094 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2095 Disable unsupported alternatives using "enabled" attribute. Use
2096 nonimm_ssenomem_operand as operand 1 predicate. Also check
2097 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2099 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2101 * tree.c (cst_and_fits_in_hwi): Simplify.
2103 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2105 * tree.h (wi::to_wide): New function.
2106 * expr.c (expand_expr_real_1): Use wi::to_wide.
2107 * fold-const.c (int_const_binop_1): Likewise.
2108 (extract_muldiv_1): Likewise.
2110 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2112 * wide-int.h: Update offset_int and widest_int documentation.
2113 (WI_SIGNED_SHIFT_RESULT): New macro.
2114 (wi::binary_shift): Define signed_shift_result_type for
2115 shifts on offset_int- and widest_int-like types.
2116 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2117 * tree.h (int_bit_position): Use shift operators instead of wi::
2119 * alias.c (adjust_offset_for_component_ref): Likewise.
2120 * expr.c (get_inner_reference): Likewise.
2121 * fold-const.c (fold_comparison): Likewise.
2122 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2123 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2124 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2125 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2126 (stmt_kills_ref_p): Likewise.
2127 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2128 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2129 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2130 (ao_ref_init_from_vn_reference): Likewise.
2132 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2134 * wide-int.h: Update offset_int and widest_int documentation.
2135 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2136 (wi::binary_traits): Allow ordered comparisons between offset_int and
2137 offset_int, between widest_int and widest_int, and between either
2138 of these types and basic C types.
2139 (operator <, <=, >, >=): Define for the same combinations.
2140 * tree.h (tree_int_cst_lt): Use comparison operators instead
2141 of wi:: comparisons.
2142 (tree_int_cst_le): Likewise.
2143 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2144 (fold_nonarray_ctor_reference): Likewise.
2145 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2146 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2147 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2148 * tree-sra.c (completely_scalarize): Likewise.
2149 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2150 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2151 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2152 (check_for_binary_op_overflow): Likewise.
2153 (search_for_addr_array): Likewise.
2154 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2156 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2158 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2159 (arc_save_restore): Likewise.
2160 (arc_dwarf_register_span): Likewise.
2161 (arc_output_pic_addr_const): Initialize suffix variable.
2163 2016-05-02 Martin Liska <mliska@suse.cz>
2165 * symbol-summary.h (function_summary::function_summary):
2166 Remove checking assert for all cgraph nodes.
2167 (function_summary::get): Check summary_uid.
2168 (symtab_insertion): Check summary_uid.
2170 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2172 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2173 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2175 (arc_dwarf_register_span): Remove enum keyword.
2176 (compact_memory_operand_p): New function.
2177 * config/arc/arc.h (reg_class): Add code density register classes.
2178 (REG_CLASS_NAMES): Likewise.
2179 (REG_CLASS_CONTENTS): Likewise.
2180 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2181 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2182 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2183 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2184 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2186 (h, Rcd, Rsd, Rzd): New register constraints.
2187 (T): Use compact_memory_operand_p function.
2188 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2190 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2192 * config/sh/sh.md (*negnegt, *movtt): Remove.
2194 2016-05-02 Marek Polacek <polacek@redhat.com>
2195 Tom de Vries <tom@codesourcery.com>
2197 PR tree-optimization/70700
2198 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2199 bigger than FIRST_REF_NODE.
2201 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2204 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2206 (prepare_cbranch_operands): Don't use scratch register. Assume that
2207 function is used when pseudos can be created.
2208 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2209 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2210 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2211 define_expand. Allow it only when pseudos can be created.
2212 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2214 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2216 * config/i386/constraints.md (BC): Only allow -1 operands.
2217 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2218 Add "enabled" attribute. Update XI mode attribute calculation.
2219 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2220 (*movoi_internal_avx): Update XI mode attribute calculation.
2221 (*movti_internal): Ditto.
2223 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2225 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2226 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2228 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2230 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2231 statement on instruction code. Remove trailing spaces.
2232 (altivec_expand_stv_builtin): Likewise.
2234 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2236 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2237 (TARGET_FPU_DOUBLE): Simplify.
2238 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2239 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2240 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2241 with 'TARGET_FPU_DOUBLE'.
2242 * config/sh/sh.md: Likewise.
2244 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2246 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2247 SH_DIV_STR_FOR_SIZE): Remove.
2248 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2249 SH_DIV_STR_FOR_SIZE): Remove.
2251 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2253 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2254 logical_reg_operand): Delete.
2255 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2256 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2257 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2258 match_operand and match_test.
2259 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2260 variables on their first use. Return bool values.
2261 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2262 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2263 arith_reg_operand for input operand. Remove empty constraints.
2265 (*xorsi3_compact): Rename to xorsi3.
2266 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2267 (*zero_extend<mode>si2_disp_mem): Update comment.
2270 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2272 * config/sh/t-sh: Remove SH5 support.
2273 * config.gcc: Likewise.
2274 * configure: Likewise.
2276 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2278 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2280 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2282 * config/sh/sh.c (register_sh_passes, sh_option_override,
2283 sh_print_operand, prepare_move_operands,
2284 sh_can_follow_jump): Remove TARGET_SH1 checks.
2285 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2286 PROMOTE_MODE): Likewise.
2287 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2290 2016-04-30 Alan Modra <amodra@gmail.com>
2292 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2293 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2294 Check for user regs later to avoid unnecessary looping over regs.
2295 Merge user reg check with non-saved reg check. Don't force
2296 inline VR restore when static chain used.
2297 (rs6000_frame_related): Omit eh_frame info for user regs when
2299 (fixed_regs_p): Delete.
2301 2016-04-30 Alan Modra <amodra@gmail.com>
2303 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2304 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2307 2016-04-30 Alan Modra <amodra@gmail.com>
2310 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2311 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2314 2016-04-30 Alan Modra <amodra@gmail.com>
2316 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2317 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2318 flag_pic test for Darwin.
2320 2016-04-30 Alan Modra <amodra@gmail.com>
2322 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2323 throw_calls_crossed.
2324 (REG_FREQ_CALLS_CROSSED): Delete.
2325 (REG_N_THROWING_CALLS_CROSSED): Delete.
2326 * regstat.c (regstat_bb_compute_ri): Don't calculate
2327 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2328 (dump_reg_info): Don't print call cross frequency.
2329 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2330 and REG_N_THROWING_CALLS_CROSSED.
2332 2016-04-30 Alan Modra <amodra@gmail.com>
2334 * regs.h (struct reg_info_t): Delete live_length.
2335 (REG_LIVE_LENGTH): Delete macro.
2336 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2337 local_live, local_processed and local_live_last_luid params.
2338 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2340 (regstat_compute_ri): Adjust for above. Don't set
2342 (dump_reg_info): Don't print live length.
2343 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2344 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2345 Localize loop_depth var.
2347 2016-04-30 Alan Modra <amodra@gmail.com>
2349 * ira.c (enum valid_equiv): New.
2350 (validate_equiv_mem): Return enum.
2351 (update_equiv_mem): Create replacement in more cases.
2352 (add_store_equivs): Update validate_equiv_mem call.
2354 2016-04-30 Alan Modra <amodra@gmail.com>
2356 * ira.c (combine_and_move_insns): Rather than scanning insns,
2357 use DF infrastucture to find use and def insns.
2359 2016-04-30 Alan Modra <amodra@gmail.com>
2361 ira.c (combine_and_move_insns): Move invariant conditions..
2362 (ira.c): ..to here. Call combine_and_move_insns before
2363 add_store_equivs. Call grow_reg_equivs later. Allocate
2364 req_equiv later using max_reg_num() rather than global max_regno.
2365 (contains_replace_regs): Delete.
2366 (add_store_equivs): Remove contains_replace_regs test.
2368 2016-04-30 Alan Modra <amodra@gmail.com>
2370 * ira.c (struct equiv_mem_data): New.
2371 (equiv_mem, equiv_mem_modified): Delete static vars.
2372 (validate_equiv_mem_from_store): Use "data" param to communicate..
2373 (validate_equiv_mem): ..from here.
2375 2016-04-30 Alan Modra <amodra@gmail.com>
2377 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2379 (update_reg_equivs): ..here. Move allocation and freeing of
2380 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2381 end_alias_analysis to..
2384 2016-04-30 Alan Modra <amodra@gmail.com>
2386 * ira.c (pdx_subregs): Delete.
2387 (struct equivalence): Add pdx_subregs field.
2388 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2390 (update_equiv_regs): Don't create or free pdx_subregs. Update
2393 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2395 * config/rs6000/altivec.h: Change definitions of vec_xl and
2397 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2398 (LD_ELEMREV_V2DI): New.
2399 (LD_ELEMREV_V4SF): New.
2400 (LD_ELEMREV_V4SI): New.
2401 (LD_ELEMREV_V8HI): New.
2402 (LD_ELEMREV_V16QI): New.
2403 (ST_ELEMREV_V2DF): New.
2404 (ST_ELEMREV_V2DI): New.
2405 (ST_ELEMREV_V4SF): New.
2406 (ST_ELEMREV_V4SI): New.
2407 (ST_ELEMREV_V8HI): New.
2408 (ST_ELEMREV_V16QI): New.
2411 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2412 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2413 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2414 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2415 (altivec_expand_builtin): Add handling for
2416 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2417 (rs6000_invalid_builtin): Add error-checking for
2418 RS6000_BTM_P9_VECTOR.
2419 (altivec_init_builtins): Define builtins used to implement vec_xl
2421 (rs6000_builtin_mask_names): Define power9-vector.
2422 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2423 (RS6000_BTM_P9_VECTOR): Define.
2424 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2425 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2426 (vsx_ld_elemrev_v2df): Likewise.
2427 (vsx_ld_elemrev_v4sf): Likewise.
2428 (vsx_ld_elemrev_v4si): Likewise.
2429 (vsx_ld_elemrev_v8hi): Likewise.
2430 (vsx_ld_elemrev_v16qi): Likewise.
2431 (vsx_st_elemrev_v2df): Likewise.
2432 (vsx_st_elemrev_v2di): Likewise.
2433 (vsx_st_elemrev_v4sf): Likewise.
2434 (vsx_st_elemrev_v4si): Likewise.
2435 (vsx_st_elemrev_v8hi): Likewise.
2436 (vsx_st_elemrev_v16qi): Likewise.
2437 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2440 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2442 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2444 (simplify_control_stmt_condition_1): ... here. Recurse into
2445 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2447 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2450 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2451 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2452 define_insn_and_split to define_insn.
2453 (zero_extendqi<mode>2_dot2): Same.
2454 (extendqi<mode>2_dot): Same.
2455 (extendqi<mode>2_dot2): Same.
2457 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2460 (probe_stack): New expander.
2461 (probe_stack_<mode>): New insn pattern.
2463 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2465 * config/i386/i386.md
2466 (operations with memory inputs setting flags peephole2):
2467 Remove uneeded REG_P checks. Cleanup pattern generation.
2469 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2471 * tree-vect-loop.c (vect_transform_loop): Fix
2472 nb_iterations_upper_bound computation for vectorized loop.
2474 2016-04-29 Marek Polacek <polacek@redhat.com>
2475 Jakub Jelinek <jakub@redhat.com>
2478 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2479 TARGET_EXPR_SLOT as a base.
2481 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2483 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2484 with 'rCm2' constraints to limit possible immediate size.
2485 (*load_zeroextendqisi_update): Likewise.
2486 (*load_signextendqisi_update): Likewise.
2487 (*loadhi_update): Likewise.
2488 (*load_zeroextendhisi_update): Likewise.
2489 (*load_signextendhisi_update): Likewise.
2490 (*loadsi_update): Likewise.
2491 (*loadsf_update): Likewise.
2493 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2495 * config/i386/predicates.md (constm1_operand): Fix comparison.
2497 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2499 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2501 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2503 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2504 remaining SH5 related settings.
2505 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2506 shmedia_prepare_call_address): Delete.
2507 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2508 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2509 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2510 UNSUPPORTED_SH2A): Remove m5 checks.
2511 (sh_divide_strategy_e): Remove SH5 division strategies.
2512 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2513 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2515 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2517 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2519 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2521 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2522 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2524 * config/s390/vector.md ("mov<mode>"): Likewise.
2526 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2528 * config/s390/constraints.md ("U", "W"): Invoke
2529 s390_mem_constraint with "ZR" and "ZT".
2530 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2531 addresses when using LRA. Accept also short displacements for S
2532 and T constraints. Do not check for long displacement target for
2533 S and T constraints.
2534 (s390_mem_constraint): Remove handling of U and W constraints.
2535 * config/s390/s390.md (various patterns): Remove the short
2536 displacement constraints (Q and R) if a long displacement
2537 constraint is present. Add longdisp as required CPU capability.
2538 * config/s390/vector.md: Likewise.
2539 * config/s390/vx-builtins.md: Likewise.
2541 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2544 * reload1.c (reload): Call finish_spills before
2545 restarting reload loop. Skip select_reload_regs
2546 if update_eliminables_and_spill returns true.
2548 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2550 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2551 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2552 (umulhisi3_imm): Update predicates and constraint letters.
2553 (umulhisi3_reg): Declare instruction as commutative.
2554 * config/arc/constraints.md (J12, J16): New constraints.
2555 * config/arc/predicates.md (short_unsigned_const_operand): New
2557 (arc_short_operand): Likewise.
2558 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2560 2016-04-29 Richard Biener <rguenther@suse.de>
2562 PR tree-optimization/13962
2563 PR tree-optimization/65686
2564 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2565 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2566 using PTA to compare pointers.
2567 * match.pd: Add pattern for pointer equality compare simplification
2568 using ptrs_compare_unequal.
2570 2016-04-29 Richard Biener <rguenther@suse.de>
2572 * stor-layout.c (layout_type): Do not build a pointer-to-element
2575 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2577 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2578 Use SWI mode iterator. Use general_reg_operand predicate.
2579 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2580 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2583 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2586 * fold-const.c (operand_equal_p): Don't verify hash value equality
2588 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2591 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2594 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2595 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2596 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2597 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2598 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2600 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2602 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2603 to info. Don't initialize separate fields to 0. Clean up
2606 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2608 * config/i386/i386.md (peephole2s for operations with memory inputs):
2609 Use SWI mode iterator.
2610 (peephole2s for operations with memory outputs): Ditto.
2611 Do not check for stack checking probe.
2613 (probe_stack): Remove expander.
2615 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2616 Andrew Burgess <andrew.burgess@embecosm.com>
2618 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2619 operands as 32-bits.
2621 2016-04-28 Jason Merrill <jason@redhat.com>
2623 * gdbinit.in: Skip line-map.h.
2625 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2626 Andrew Burgess <andrew.burgess@embecosm.com>
2628 * config/arc/arc.c (arc_conditional_register_usage): Take
2629 TARGET_RRQ_CLASS into account.
2630 (arc_print_operand): Support printing 'p' and 's' operands.
2631 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2633 (TARGET_RRQ_CLASS): Define.
2634 (IS_POWEROF2_OR_0_P): Define.
2635 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2637 (*tst_movb): New define_insn.
2638 (*tst): Avoid recognition if it could prevent '*tst_movb'
2639 combination; replace c/CnL with c/Chs alternative.
2640 (*tst_bitfield_tst): New define_insn.
2641 (*tst_bitfield_asr): New define_insn.
2642 (*tst_bitfield): New define_insn.
2643 (andsi3_i): Add Rrq variant.
2644 (extzv): New define_expand.
2645 (insv): New define_expand.
2646 (*insv_i): New define_insn.
2647 (*movb): New define_insn.
2648 (*movb_signed): New define_insn.
2649 (*movb_high): New define_insn.
2650 (*movb_high_signed): New define_insn.
2651 (*movb_high_signed + 1): New define_split pattern.
2652 (*mrgb): New define_insn.
2653 (*mrgb + 1): New define_peephole2 pattern.
2654 (*mrgb + 2): New define_peephole2 pattern.
2655 * config/arc/arc.opt (mbitops): New option for nps400, uses
2656 TARGET_NPS_BITOPS_DEFAULT.
2657 * config/arc/constraints.md (q): Make register class conditional.
2658 (Rrq): New register constraint.
2659 (Chs): New constraint.
2660 (Clo): New constraint.
2661 (Chi): New constraint.
2662 (Cbf): New constraint.
2663 (Cbn): New constraint.
2664 (C18): New constraint.
2665 (Cbi): New constraint.
2667 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2669 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2671 (bitmap_intersection_of_preds): Ditto.
2672 (bitmap_union_of_succs): Ditto.
2673 (bitmap_union_of_preds): Ditto.
2674 * sbitmap.c (do_popcount): Delete.
2675 (BITMAP_DEBUGGING): Delete.
2676 (sbitmap_verify_popcount): Delete.
2677 (sbitmap_alloc): Don't initialize the popcount field.
2678 (sbitmap_alloc_with_popcount): Delete.
2679 (sbitmap_resize): Don't resize the popcount array.
2680 (sbitmap_vector_alloc): Don't initialize the popcount field.
2681 (bitmap_copy): Don't copy the popcount array.
2682 (bitmap_clear): Don't clear the popcount array.
2683 (bitmap_clear): Delete the popcount array handling.
2684 (bitmap_ior_and_compl): Delete the popcount assert.
2685 (bitmap_not): Ditto.
2686 (bitmap_and_compl): Ditto.
2687 (bitmap_and): Delete the popcount array handling.
2688 (bitmap_xor): Ditto.
2689 (bitmap_ior): Ditto.
2690 (bitmap_or_and): Delete the popcount assert.
2691 (bitmap_and_or): Ditto.
2692 (popcount_table): Delete.
2693 (sbitmap_elt_popcount): Delete.
2694 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2695 (bitmap_set_bit): Delete the popcount assert.
2696 (bitmap_clear_bit): Ditto.
2697 (sbitmap_free): Don't free the popcount array.
2698 (sbitmap_alloc_with_popcount): Delete declaration.
2699 (sbitmap_popcount): Ditto.
2701 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2702 Andrew Burgess <andrew.burgess@embecosm.com>
2704 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2705 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2706 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2707 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2708 * config/arc/arc.opt (mcmem): New option.
2709 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2710 supply length for r/m alternative.
2711 (*extendqisi2_ac): Likewise.
2712 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2714 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2715 (movhi_insn): Likewise.
2716 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2717 (*zero_extendqihi2_i): Add r/Ucm alternative.
2718 (*zero_extendqisi2_ac): Likewise.
2719 (*zero_extendhisi2_i): Likewise.
2720 * config/arc/constraints.md (Uex): New memory constraint.
2721 (Ucm): New define_constraint.
2722 * config/arc/predicates.md (long_immediate_loadstore_operand):
2723 Return 0 for MEM with cmem_address address.
2724 (cmem_address_0): New predicates.
2725 (cmem_address_1): Likewise.
2726 (cmem_address_2): Likewise.
2727 (cmem_address): Likewise.
2729 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2731 * config/rs6000/rs6000.c (machine_function): Rename
2732 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2733 (rs6000_stack_info): Adjust.
2735 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2736 Andrew Burgess <andrew.burgess@embecosm.com>
2738 * config/arc/constraints.md (Usd): Convert to define_constraint.
2742 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2745 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2746 Add new peephole2 where the first insn is *mov<mode>_or instead of
2747 *mov<mode>_internal.
2749 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2751 * tracer.c (bb_seen): Make static.
2753 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2755 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2756 support, setup defaults.
2757 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2758 * config/arc/arc.c (arc_init): Add NPS400 support.
2759 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2760 (TARGET_ARC700): NPS400 is also an ARC700.
2761 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2763 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2766 * config/nds32/nds32.md (casesi): Don't access the operands array
2769 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2772 (or $-1,reg peephole2): Ditto.
2773 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2775 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2777 * doc/extend.texi (Common Function Attributes) [optimize]:
2778 Discourage use of the optimize attribute.
2780 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2782 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2783 special case builtin.
2784 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2785 ALTIVEC_BUILTIN_VEC_ADDE.
2786 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2787 support for ALTIVEC_BUILTIN_VEC_ADDE.
2788 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2789 for __builtin_vec_adde.
2791 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2793 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2794 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2796 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2799 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2800 attributes): Document cilkplus_runtime.
2802 2016-04-28 Martin Jambor <mjambor@suse.cz>
2804 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2805 this function. Call verify_expr on MEM_REFs and bases of other
2808 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2810 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2811 for WORD_REGISTER_OPERATIONS to runtime check.
2813 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2815 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2817 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2819 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2820 big-endian compilation.
2821 * config/arc/arc.md (addf3): Likewise.
2825 2016-04-28 Richard Biener <rguenther@suse.de>
2827 PR tree-optimization/70840
2828 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2829 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2830 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2831 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2833 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2835 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2836 and explain why in a comment.
2838 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2840 * config/arc/arc.md (cpu_facility): Add fpx variant.
2841 (subdf3): Prohibit use reverse sub when assist operations option
2843 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2844 instructions only when FPX is enabled.
2845 * testsuite/gcc.target/arc/trsub.c: New test.
2847 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2849 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2850 mult_operator when calculating "type" attribute.
2851 (*fop_<mode>_1_i387): Ditto.
2852 (*fop_xf_1_i387): Ditto.
2853 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2854 Use std::swap to swap operands. Use RTL expressions to generate
2857 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2858 Joern Rennecke <joern.rennecke@embecosm.com>
2860 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2862 (emit_pic_move): Remove.
2863 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2864 * config/arc/arc.c (emit_pic_move): Removed.
2865 (TARGET_HAVE_TLS): Define.
2866 (arc_conditional_register_usage): Test for arc_tp_regno.
2867 (arc_print_operand, arc_print_operand_address): Handle TLS
2869 (arc_needs_pcl_p): New function.
2870 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2871 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2872 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2873 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2874 (arc_legitimize_tls_address): Likewise.
2875 (DTPOFF_ZERO_SYM): Define.
2876 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2877 (arc_output_pic_addr_const): Print TLS unspecs.
2878 (prepare_pic_move): New function, replaces emit_pic_move.
2879 (arc_legitimate_constant_p): Handle TLS unspecs.
2880 (arc_legitimate_address_p): Likewise.
2881 (arc_rewrite_small_data_p): Use assert for TLS constants.
2882 (prepare_move_operands): Use prepare_pic_move.
2883 (arc_legitimize_address): Legitimize tls addresses.
2884 (arc_epilogue_uses): Check for arc_tp_regno.
2885 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2886 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2888 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2890 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2891 %(arc_tls_extra_start_spec).
2892 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2893 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2895 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2896 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2897 (UNSPEC_TLS_OFF): Add.
2899 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2900 (get_thread_pointersi): New patterns.
2901 * config/arc/arc.opt (mtp-regno): New option.
2902 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2903 (move_dest_operand): Likewise.
2904 * configure: Regenerate.
2905 * configure.ac: Add arc*-*-* case to test for tls.
2906 * doc/invoke.texi (ARC options): Document mtp-regno.
2908 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2910 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2911 the new ARC HS SIMD instructions.
2912 (arc_preferred_simd_mode): New function.
2913 (arc_autovectorize_vector_sizes): Likewise.
2914 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2915 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2916 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2917 (arc_init_builtins): Add new SIMD builtin types.
2918 (arc_split_move): Handle 64 bit vector moves.
2919 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2920 (TARGET_PLUS_QMACW): Define.
2921 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2922 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2923 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2924 (VSUBADD4H): New builtins.
2925 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2926 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2928 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2929 Matthias Klose <doko@debian.org>
2931 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2933 2016-04-28 Richard Biener <rguenther@suse.de>
2936 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2939 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2941 * common/config/sh/sh-common.c: Remove SH5 support.
2942 * config/sh/constraints.md: Likewise.
2943 * config/sh/config/sh/elf.h: Likewise.
2944 * config/sh/linux.h: Likewise.
2945 * config/sh/netbsd-elf.h: Likewise.
2946 * config/sh/predicates.md: Likewise.
2947 * config/sh/sh-c.c: Likewise.
2948 * config/sh/sh-protos.h: Likewise.
2949 * config/sh/sh.c: Likewise.
2950 * config/sh/sh.h: Likewise.
2951 * config/sh/sh.md: Likewise.
2952 * config/sh/sh.opt: Likewise.
2953 * config/sh/sync.md: Likewise.
2954 * config/sh/sh64.h: Delete.
2955 * config/sh/shmedia.h: Likewise.
2956 * config/sh/shmedia.md: Likewise.
2957 * config/sh/sshmedia.h: Likewise.
2958 * config/sh/t-netbsd-sh5-64: Likewise.
2959 * config/sh/t-sh64: Likewise.
2960 * config/sh/ushmedia.h: Likewise.
2962 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2964 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2965 general_reg_operand instead of register_operand predicate.
2967 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2969 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2971 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2973 * match.pd (A - B > A, A + B < A): New transformations.
2975 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2977 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2978 which defaults to true. Emit an outer pair of parentheses only if
2979 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2980 don't emit parentheses for the right-hand operand.
2982 2016-04-27 Jeff Law <law@redhat.com>
2984 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2986 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2988 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
2989 (altivec_lvx_<mode>_internal): Document.
2990 (altivec_lvx_<mode>_2op): New define_insn.
2991 (altivec_lvx_<mode>_1op): Likewise.
2992 (altivec_lvx_<mode>_2op_si): Likewise.
2993 (altivec_lvx_<mode>_1op_si): Likewise.
2994 (altivec_stvx_<mode>): Remove.
2995 (altivec_stvx_<mode>_internal): Document.
2996 (altivec_stvx_<mode>_2op): New define_insn.
2997 (altivec_stvx_<mode>_1op): Likewise.
2998 (altivec_stvx_<mode>_2op_si): Likewise.
2999 (altivec_stvx_<mode>_1op_si): Likewise.
3000 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3001 Expand vec_ld and vec_st during parsing.
3002 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3004 (altivec_expand_stvx_be): Likewise.
3005 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3006 address-masking behavior in RTL.
3007 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3008 address-masking behavior in RTL.
3009 (altivec_expand_builtin): Change builtin code arguments for calls
3010 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3011 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3012 presence of lvx/stvx patterns.
3013 (alignment_with_canonical_addr): New function.
3014 (alignment_mask): Likewise.
3015 (find_alignment_op): Likewise.
3016 (recombine_lvx_pattern): Likewise.
3017 (recombine_stvx_pattern): Likewise.
3018 (recombine_lvx_stvx_patterns): Likewise.
3019 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3020 stvx patterns from expand.
3021 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3023 (vector_altivec_store_<mode>): Likewise.
3025 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3027 * config/aarch64/aarch64.md
3028 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3029 remove the "fp" attributes.
3030 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3031 add the "simd" attributes.
3032 (*movdf_aarch64): Likewise.
3033 (*movtf_aarch64): Remove the "fp" attributes.
3034 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3035 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3037 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3039 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3040 rtx to rtx_code_label *.
3041 * rtl.h (maybe_set_first_label_num): Likewise.
3043 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3045 * df-core.c (df_add_problem): Make the problem param be const.
3046 (df_remove_problem): Make local "problem" be const.
3047 * df-problems.c (problem_RD): Make const.
3048 (problem_LR): Likewise.
3049 (problem_LIVE): Likewise.
3050 (problem_MIR): Likewise.
3051 (problem_CHAIN): Likewise.
3052 (problem_WORD_LR): Likewise.
3053 (problem_NOTE): Likewise.
3054 (problem_MD): Likewise.
3055 * df-scan.c (problem_SCAN): Likewise.
3056 * df.h (struct df_problem): Make field "dependent_problem" be
3058 (struct dataflow): Likewise for field "problem".
3059 (df_add_problem): Make param const.
3061 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3063 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3064 inter-unit moves to/from vector registers are enabled. Do not disable
3067 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3069 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3070 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3072 (enum df_problem_id): ...this new enum.
3073 (struct df_problem): Convert field "id" from "int" to
3076 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3078 * rtl.def: Update comment for "things in the instruction chain" to
3079 reflect the removal of the leading "i" field for INSN_UID in
3080 r210360. Fix bogus apostrophe.
3082 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3084 * config/i386/i386.md
3085 (lea arith with mem operand + setcc peephole2): Set operator mode.
3087 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3091 (dimode_scalar_to_vector_candidate_p): This.
3092 (timode_scalar_to_vector_candidate_p): New function.
3093 (scalar_to_vector_candidate_p): Likewise.
3094 (timode_check_non_convertible_regs): Likewise.
3095 (timode_remove_non_convertible_regs): Likewise.
3096 (remove_non_convertible_regs): Likewise.
3097 (remove_non_convertible_regs): Renamed to ...
3098 (dimode_remove_non_convertible_regs): This.
3099 (scalar_chain::~scalar_chain): Make it virtual.
3100 (scalar_chain::compute_convert_gain): Make it pure virtual.
3101 (scalar_chain::mark_dual_mode_def): Likewise.
3102 (scalar_chain::convert_insn): Likewise.
3103 (scalar_chain::convert_registers): Likewise.
3104 (scalar_chain::add_to_queue): Make it protected.
3105 (scalar_chain::emit_conversion_insns): Likewise.
3106 (scalar_chain::replace_with_subreg): Likewise.
3107 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3108 (scalar_chain::convert_op): Likewise.
3109 (scalar_chain::convert_reg): Likewise.
3110 (scalar_chain::make_vector_copies): Likewise.
3111 (scalar_chain::convert_registers): New pure virtual function.
3112 (class dimode_scalar_chain): New class.
3113 (class timode_scalar_chain): Likewise.
3114 (scalar_chain::mark_dual_mode_def): Renamed to ...
3115 (dimode_scalar_chain::mark_dual_mode_def): This.
3116 (timode_scalar_chain::mark_dual_mode_def): New function.
3117 (timode_scalar_chain::convert_insn): Likewise.
3118 (dimode_scalar_chain::convert_registers): Likewise.
3119 (scalar_chain::compute_convert_gain): Renamed to ...
3120 (dimode_scalar_chain::compute_convert_gain): This.
3121 (scalar_chain::replace_with_subreg): Renamed to ...
3122 (dimode_scalar_chain::replace_with_subreg): This.
3123 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3124 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3125 (scalar_chain::make_vector_copies): Renamed to ...
3126 (dimode_scalar_chain::make_vector_copies): This.
3127 (scalar_chain::convert_reg): Renamed to ...
3128 (dimode_scalar_chain::convert_reg ): This.
3129 (scalar_chain::convert_op): Renamed to ...
3130 (dimode_scalar_chain::convert_op): This.
3131 (scalar_chain::convert_insn): Renamed to ...
3132 (dimode_scalar_chain::convert_insn): This.
3133 (scalar_chain::convert): Call convert_registers.
3134 (convert_scalars_to_vector): Change to scalar_chain pointer to
3135 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3136 in 32-bit mode. Delete scalar_chain pointer. Call
3137 free_dominance_info in 64-bit mode.
3138 (pass_stv::gate): Remove TARGET_64BIT check.
3139 (ix86_option_override): Put the 64-bit STV pass before the CSE
3142 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3144 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3145 dw_loc_frame_offset field.
3146 * dwarf2out.c (new_loc_descr): Likewise.
3147 (resolve_args_picking_1): Turn the VISITED hash set into a
3148 FRAME_OFFSET hash map. Use it to associate a frame offset to
3149 visited nodes. Remove uses of the CHECKING_P macro.
3150 (resolve_args_picking): Update call to resolve_args_picking_1.
3152 2016-04-27 Martin Liska <mliska@suse.cz>
3154 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3155 (free_loop_data): Release vuses of groups.
3157 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3159 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3160 instead of redundant use_id and boolean have_use_for.
3161 (struct iv_use): Change sub_id into group_id. Remove field next.
3162 Move fields: related_cands, n_map_members, cost_map and selected
3164 (struct iv_group): ... here. New structure.
3165 (struct iv_common_cand): Use structure declaration directly.
3166 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3167 (MAX_CONSIDERED_USES): Rename macro to ...
3168 (MAX_CONSIDERED_GROUPS): ... here.
3169 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3170 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3171 (dump_uses): Rename to ...
3172 (dump_groups): ... here. Update all uses.
3173 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3174 (find_induction_variables): Refactor format of dump information.
3175 (record_sub_use): Delete.
3176 (record_use): Update all uses.
3177 (record_group): New function.
3178 (record_group_use, find_interesting_uses_op): Call above functions.
3180 (find_interesting_uses_cond): Ditto.
3181 (group_compare_offset): New function.
3182 (split_all_small_groups): Rename to ...
3183 (split_small_address_groups_p): ... here. Update all uses.
3184 (split_address_groups): Update all uses.
3185 (find_interesting_uses): Refactor format of dump information.
3186 (add_candidate_1): Update all uses. Remove redundant check on iv,
3188 (add_candidate, record_common_cand): Remove redundant assert.
3189 (add_iv_candidate_for_biv): Update use.
3190 (add_iv_candidate_derived_from_uses): Update all uses.
3191 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3192 (alloc_use_cost_map): Ditto.
3193 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3194 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3195 (determine_use_iv_cost_generic): Ditto.
3196 (determine_group_iv_cost_generic): Ditto.
3197 (determine_use_iv_cost_address): Ditto.
3198 (determine_group_iv_cost_address): Ditto.
3199 (determine_use_iv_cost_condition): Ditto.
3200 (determine_group_iv_cost_cond): Ditto.
3201 (determine_use_iv_cost): Ditto.
3202 (determine_group_iv_cost): Ditto.
3203 (set_autoinc_for_original_candidates): Update all uses.
3204 (find_iv_candidates): Update all uses. Refactor dump information.
3205 (determine_use_iv_costs): Ditto.
3206 (determine_iv_costs): Ditto.
3207 (iv_ca_cand_for_use): Rename to ...
3208 (iv_ca_cand_for_group): ... here. Update all uses.
3209 (iv_ca_add_use, iv_ca_add_group): Ditto.
3210 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3211 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3212 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3213 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3214 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3215 (create_new_iv, adjust_iv_update_pos): Ditto.
3216 (rewrite_use_address): Delete.
3217 (rewrite_use_address_1): Rename to ...
3218 (rewrite_use_address): ... here.
3219 (rewrite_use_compare): Update all uses.
3220 (rewrite_use): Delete.
3221 (rewrite_uses): Rename to ...
3222 (rewrite_groups): ... here. Update all uses.
3223 (remove_unused_ivs, free_loop_data): Update all uses.
3224 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3226 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3228 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3229 for WORD_REGISTER_OPERATIONS to runtime check.
3231 2016-04-27 Richard Biener <rguenther@suse.de>
3234 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3235 aggregate_value_p to determine if a function result is
3236 returned by reference.
3237 (ipa_pta_execute): Functions having their address taken are
3238 not automatically nonlocal.
3240 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3243 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3244 * fold-const.c (operand_equal_p): If flag_checking and
3245 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3246 and if it returns non-zero, assert iterative_hash_expr on both
3249 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3251 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3253 2016-04-27 Nick Clifton <nickc@redhat.com>
3256 * varasm.c (merge_weak): Generate an error if an attempt is made
3257 to convert a non-weak static function into a weak, public function.
3259 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3261 * params.def (MAX_PARTITION_SIZE): New param.
3262 * doc/invoke.texi: Document lto-max-partition.
3264 2016-04-27 Richard Biener <rguenther@suse.de>
3267 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3268 function cummulating used_from_other_partition, externally_visible
3269 and force_output from aliases.
3270 (refered_from_nonlocal_var): Likewise.
3271 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3272 node flags properly.
3274 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3276 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3277 (-Wmemset-elt-size): New item.
3279 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3282 * stor-layout.h (internal_reference_types): Delete.
3283 * stor-layout.c (reference_types_internal): Likewise.
3284 (internal_reference_types): Likewise.
3285 (layout_type) <REFERENCE_TYPE>: Adjust.
3287 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3290 * tree.h (inchash::add_expr): Add FLAGS argument.
3291 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3292 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3293 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3294 Formatting fix. Adjust recursive calls. For tcc_comparison,
3295 if swap_tree_comparison (code) is smaller than code, hash that
3296 and arguments in the other order. Hash CONVERT_EXPR the same
3297 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3298 of ADDR_EXPR of decl as the decl itself. Add or remove
3299 OEP_ADDRESS_OF from recursive flags as needed. For
3300 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3301 operands commutatively and only the third one normally.
3302 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3304 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3306 * config/rtems.h (LIB_SPEC): Add -latomic.
3308 2016-04-27 Joel Sherrill <joel@rtems.org>
3310 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3311 xilink.ld and flags not relevant to RTEMS.
3313 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3315 * toplev.c (backend_init_target): Avoid calling init_reload when using
3318 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3320 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3321 for loops rather than one for the whole function.
3323 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3325 * match.pd (X + CST CMP X): New transformation.
3327 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3329 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3330 * fold-const.c (fold_binary_loc): Remove 2 transformations
3331 superseded by match.pd.
3332 * match.pd (x+x -> x*2): Generalize to integers.
3334 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3336 * config/i386/i386.md (operation on memory peephole): Duplicate an
3337 existing peephole and adapt it to match lea rather than an operation
3340 PR rtl-optimization/57193
3341 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3343 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3345 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3347 * tree-if-conv.c (any_pred_load_store): New static variable.
3348 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3349 any_pred_load_store instead of and_mask_load_store.
3350 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3351 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3352 (combine_blocks, tree_if_conversion): Ditto.
3354 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3356 PR tree-optimization/70771
3357 PR tree-optimization/70775
3358 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3359 virtual PHI nodes. Delete parameter.
3360 (if_convertible_loop_p_1): Delete argument to above function.
3361 (predicate_all_scalar_phis): Delete code handling single-argument
3363 (tree_if_conversion): Mark and update virtual SSA.
3365 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3368 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3369 (x86_elf_aligned_common): Rename to ...
3370 (x86_elf_aligned_decl_common): ... this.
3371 Add decl arg. Switch to .lbss for largecomm object. Use
3372 LARGECOMM_SECTION_ASM_OP.
3373 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3375 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3376 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3378 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3379 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3381 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3384 * config/i386/i386.c (SECTION_LARGE): Define.
3385 (x86_64_elf_select_section): Set it for large data/bss sections.
3386 Only clear SECTION_WRITE for .lrodata.
3387 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3389 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3390 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3391 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3393 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3394 * doc/tm.texi: Regenerate.
3396 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3399 * configure.ac (--enable-checking): Document extra flag, for
3400 non-release builds default to --enable-checking=yes,extra.
3401 If misc checking and extra checking, define CHECKING_P to 2 instead
3403 * common.opt (fchecking=): Add.
3404 * doc/invoke.texi (-fchecking=): Document.
3405 * doc/install.texi: Document --enable-checking changes.
3406 * configure: Regenerated.
3407 * config.in: Regenerated.
3409 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3411 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3412 attribute instead of which_alternative.
3413 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3414 Use EXT_REX_SSE_REG_P where appropriate.
3416 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3418 * config/i386/predicates.md (const0_operand): Do not match
3419 const_wide_int code.
3420 (const1_operand): Ditto.
3422 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3425 for SSE constm1 operands and TARGET_AVX512VL.
3426 (*movti_internal): Ditto.
3427 (*mov<mode>_or): Use constm1_operand predicate.
3428 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3429 for SSE vector_all_ones operands and TARGET_AVX512VL.
3430 * config/i386/predicates.md (constm1_operand): New predicate.
3431 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3432 emission of constant -1 load.
3434 2016-04-25 Jason Merrill <jason@redhat.com>
3436 * gdbinit.in: Skip is-a.h.
3438 * attribs.c (register_scoped_attributes): Fix logic.
3439 * attribs.h: Declare register_scoped_attributes.
3441 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3443 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3444 stxvd2x and stxvw4x built-in functions.
3446 2016-04-25 DJ Delorie <dj@redhat.com>
3448 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3449 (ashrhi3): Likewise.
3450 (lshrhi3): Likewise.
3452 2016-04-25 Richard Biener <rguenther@suse.de>
3454 PR tree-optimization/70780
3455 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3457 (compute_antic): Mark blocks with abnormal preds as visited as
3458 they have a final empty antic-in solution already.
3460 2016-04-25 Michael Collison <michael.collison@linaro.org>
3462 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3464 2016-04-25 Michael Collison <michael.collison@linaro.org>
3466 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3467 mode is VQI to improve mixed mode vectorization.
3468 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3469 define_insn to match low half of signed vaddw.
3470 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3471 define_insn to match high half of signed vaddw.
3472 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3473 define_insn to match low half of unsigned vaddw.
3474 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3475 define_insn to match high half of unsigned vaddw.
3476 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3477 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3478 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3480 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3481 * config/arm/predicates.md (vect_par_constant_high): Support
3482 big endian and simplify by calling
3483 arm_simd_check_vect_par_cnst_half
3484 (vect_par_constant_low): Likewise.
3486 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3488 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3489 predicate for operand 2.
3491 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3492 H.J. Lu <hongjiu.lu@intel.com>
3494 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3495 machine_mode argument.
3496 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3497 constm1_rtx operands. For VOIDmode constants, get mode from
3498 pred_mode. Check mode size if the mode is supported by ABI.
3499 (standard_sse_constant_opcode): Do not use standard_constant_p.
3500 Strictly check ABI support for all-ones operands.
3501 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3502 immediates. Update calls to standard_sse_constant_p.
3503 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3504 (ix86_rtx_costs): Ditto.
3505 * config/i386/i386.md (*movxi_internal_avx512f): Use
3506 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3507 Use (v,BC) alternative instead of (v,C). Use register_operand
3508 checks instead of MEM_P.
3509 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3510 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3511 isa attribute. Use register_operand checks instead of MEM_P.
3512 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3513 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3514 alternative and corresponding sse2 isa attribute.
3515 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3516 to standard_sse_constant_p.
3517 (FP constant splitters): Ditto.
3518 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3520 * config/i386/predicates.md (constm1_operand): Remove.
3521 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3522 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3523 vector_all_ones_operand instead of constm1_operand.
3525 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3527 * print-rtl.c (print_rtx_insn_vec): New function.
3528 * print-rtl.h: New prototype.
3529 * store-motion.c (struct st_expr): Make avail_stores a vector.
3530 (st_expr_entry): Adjust.
3531 (free_st_expr_entry): Likewise.
3532 (print_store_motion_mems): Likewise.
3533 (find_moveable_store): Likewise.
3534 (compute_store_table): Likewise.
3535 (delete_store): Likewise.
3536 (build_store_vectors): Likewise.
3538 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3540 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3542 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3544 * vec.h (vec_safe_contains): New function.
3545 (vec::contains): Likewise.
3546 (vec::begin): Likewise.
3547 (vec::end): Likewise.
3549 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3552 * cfgexpand.c (expand_stack_vars): Fix typo.
3554 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3556 * system.h (list, map, set, vector): Include conditionally.
3557 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3558 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3559 * ipa-icf.c (INCLUDE_LIST): Define.
3560 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3561 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3562 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3563 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3564 * cp/logic.cc (INCLUDE_LIST): Define.
3565 * fortran/trans-common.c (INCLUDE_MAP): Define.
3567 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3569 * auto-profile.c: Remove <string.h> include.
3570 * ipa-icf-gimple.c: Remove <list> include.
3571 * diagnostic.c: Remove <new> include.
3572 * genmatch.c: Likewise.
3573 * pretty-print.c: Likewise.
3574 * toplev.c: Likewise
3575 * c/c-objc-common.c: Likewise.
3576 * cp/error.c: Likewise.
3577 * fortran/error.c: Likewise.
3579 2016-04-22 Richard Biener <rguenther@suse.de>
3581 * lto-streamer-in.c (input_ssa_names): Do not allocate
3582 GIMPLE_NOP for all SSA names.
3583 * lto-streamer-out.c (output_ssa_names): Do not output
3584 SSA names that should have been released.
3586 2016-04-22 Richard Biener <rguenther@suse.de>
3588 PR tree-optimization/70740
3589 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3592 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3595 * config/i386/predicates.md (call_insn_operand): Replace
3596 sibcall_memory_operand with memory_operand.
3598 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3600 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3601 has_single_use() tests.
3602 (register_edge_assert_for_1): Likewise.
3603 (find_assert_locations_1): Check the liveness bitmap instead of
3604 checking has_single_use().
3606 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3609 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3610 Extract AVX-512BW constraint from AVX.
3612 2016-04-21 Richard Biener <rguenther@suse.de>
3614 PR tree-optimization/70725
3615 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3616 for phi_convertible_by_degenerating_args.
3617 (predicate_all_scalar_phis): Handle single-argument PHIs.
3619 2016-04-21 Richard Biener <rguenther@suse.de>
3622 * fold-const.c (fold_comparison): Return properly typed
3625 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3627 PR tree-optimization/70715
3628 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3629 after expanding BASE using expand_simple_operations.
3631 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3633 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3634 New transformations.
3636 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3638 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3640 2016-04-20 Jan Hubicka <jh@suse.cz>
3642 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3643 ultiimate_alias_target.
3644 (update_callee_keys): Likewise.
3645 (lookup_recursive_calls): Likewise.
3646 (speculation_useful_p): Likewise.
3648 2016-04-20 Jan Hubicka <jh@suse.cz>
3651 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3652 (set_nothrow_flag_1): ... this; handle interposition correctly;
3653 recurse on aliases and thunks.
3654 (cgraph_node::set_nothrow_flag): New.
3655 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3656 functions compiled with non-call exceptions that binds to current
3658 (propagate_nothrow): Be safe WRT interposition.
3659 * cgraph.h (set_nothrow_flag): Update prototype.
3661 2016-04-18 Jan Hubicka <jh@suse.cz>
3663 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3664 max_loop_iterations_int.
3665 (tree_unswitch_outer_loop): Likewise.
3667 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3669 PR tree-optimization/69489
3670 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3671 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3672 Revise dump message.
3673 (if_convertible_bb_p): Remove check on edge count of basic block's
3676 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3678 PR tree-optimization/56625
3679 PR tree-optimization/69489
3680 * tree-data-ref.h (DR_INNERMOST): New macro.
3681 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3682 hashing struct innermost_loop_behavior.
3683 (ref_DR_map): Remove.
3684 (innermost_DR_map): New map.
3685 (baseref_DR_map): Revise comment.
3686 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3687 to innermost_DR_map accroding to its innermost loop behavior.
3688 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3689 to its innermost loop behavior.
3690 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3691 Add initialization for innermost_DR_map. Record memory reference
3692 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3693 have innermost loop behavior.
3694 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3697 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3699 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3700 *lea_general_1. Use explicit SWI12 mode interator.
3701 (*lea<mode>_general_2): Rename from *lea_general_2.
3702 Use explicit SWI12 mode interator.
3703 (*lea<mode>_general_3): Rename from *lea_general_3.
3704 Use explicit SWI12 mode interator.
3705 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3706 Use explicit SWI12 mode interator.
3707 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3708 Use explicit SWI48 mode interator.
3710 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3712 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3713 Short-cut unaligned load and store cases. Handle all integer
3715 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3716 and store cases. Call ix86_avx256_split_vector_move_misalign
3717 directly without checking mode class.
3719 2016-04-20 Andrew Pinski <apinski@cavium.com>
3720 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3723 * config/aarch64/aarch64.md (sibcall): Force call
3724 address to be DImode for ILP32.
3725 (sibcall_value): Likewise.
3727 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3729 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3731 2016-04-20 Richard Biener <rguenther@suse.de>
3733 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3734 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3735 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3736 (maybe_push_res_to_seq): Adjust.
3737 * gimple-fold.c (maybe_build_generic_op): Likewise.
3739 2016-04-20 Marek Polacek <polacek@redhat.com>
3741 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3744 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3746 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3747 use kmovw to support AVX512F target.
3749 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3751 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3753 2016-04-20 Marek Polacek <polacek@redhat.com>
3755 PR tree-optimization/70725
3756 * tree-if-conv.c (is_false_predicate): New function.
3757 (predicate_mem_writes): Use it.
3759 2016-04-20 Richard Biener <rguenther@suse.de>
3761 PR tree-optimization/70726
3762 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3763 shift amounts from a pattern stmt operand.
3765 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3768 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3769 stack_restore_from_fpr pattern when restoring r15.
3770 (s390_optimize_prologue): Strip away the memory barrier in the
3771 parallel when trying to get rid of restore insns.
3772 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3773 definition for loading the stack pointer from an FPR. Compared to
3774 the normal move insn this pattern includes a full memory barrier.
3776 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3779 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3780 implicitly linear or lastprivate iterator on the outer context.
3782 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3784 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3786 * config/i386/i386.md (ssememalign): Removed.
3787 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3789 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3792 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3793 const short * to __builtin_ia32_loaddquhi512_mask.
3794 (_mm512_maskz_loadu_epi16): Likewise.
3795 (_mm512_mask_storeu_epi16): Pass short * to
3796 __builtin_ia32_storedquhi512_mask.
3797 (_mm512_mask_loadu_epi8): Pass const char * to
3798 __builtin_ia32_loaddquqi512_mask.
3799 (_mm512_maskz_loadu_epi8): Likewise.
3800 (_mm512_mask_storeu_epi8): Pass char * to
3801 __builtin_ia32_storedquqi512_mask.
3802 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3803 const double * to __builtin_ia32_loadupd512_mask.
3804 (_mm512_mask_loadu_pd): Likewise.
3805 (_mm512_maskz_loadu_pd): Likewise.
3806 (_mm512_storeu_pd): Pass double * to
3807 __builtin_ia32_storeupd512_mask.
3808 (_mm512_mask_storeu_pd): Likewise.
3809 (_mm512_loadu_ps): Pass const float * to
3810 __builtin_ia32_loadups512_mask.
3811 (_mm512_mask_loadu_ps): Likewise.
3812 (_mm512_maskz_loadu_ps): Likewise.
3813 (_mm512_storeu_ps): Pass float * to
3814 __builtin_ia32_storeups512_mask.
3815 (_mm512_mask_storeu_ps): Likewise.
3816 (_mm512_mask_loadu_epi64): Pass const long long * to
3817 __builtin_ia32_loaddqudi512_mask.
3818 (_mm512_maskz_loadu_epi64): Likewise.
3819 (_mm512_mask_storeu_epi64): Pass long long *
3820 to __builtin_ia32_storedqudi512_mask.
3821 (_mm512_loadu_si512): Pass const int * to
3822 __builtin_ia32_loaddqusi512_mask.
3823 (_mm512_mask_loadu_epi32): Likewise.
3824 (_mm512_maskz_loadu_epi32): Likewise.
3825 (_mm512_storeu_si512): Pass int * to
3826 __builtin_ia32_storedqusi512_mask.
3827 (_mm512_mask_storeu_epi32): Likewise.
3828 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3829 char * to __builtin_ia32_storedquqi256_mask.
3830 (_mm_mask_storeu_epi8): Likewise.
3831 (_mm256_mask_loadu_epi16): Pass const short * to
3832 __builtin_ia32_loaddquhi256_mask.
3833 (_mm256_maskz_loadu_epi16): Likewise.
3834 (_mm_mask_loadu_epi16): Pass const short * to
3835 __builtin_ia32_loaddquhi128_mask.
3836 (_mm_maskz_loadu_epi16): Likewise.
3837 (_mm256_mask_loadu_epi8): Pass const char * to
3838 __builtin_ia32_loaddquqi256_mask.
3839 (_mm256_maskz_loadu_epi8): Likewise.
3840 (_mm_mask_loadu_epi8): Pass const char * to
3841 __builtin_ia32_loaddquqi128_mask.
3842 (_mm_maskz_loadu_epi8): Likewise.
3843 (_mm256_mask_storeu_epi16): Pass short * to.
3844 __builtin_ia32_storedquhi256_mask.
3845 (_mm_mask_storeu_epi16): Pass short * to.
3846 __builtin_ia32_storedquhi128_mask.
3847 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3848 const double * to __builtin_ia32_loadupd256_mask.
3849 (_mm256_maskz_loadu_pd): Likewise.
3850 (_mm_mask_loadu_pd): Pass onst double * to
3851 __builtin_ia32_loadupd128_mask.
3852 (_mm_maskz_loadu_pd): Likewise.
3853 (_mm256_mask_storeu_pd): Pass double * to
3854 __builtin_ia32_storeupd256_mask.
3855 (_mm_mask_storeu_pd): Pass double * to
3856 __builtin_ia32_storeupd128_mask.
3857 (_mm256_mask_loadu_ps): Pass const float * to
3858 __builtin_ia32_loadups256_mask.
3859 (_mm256_maskz_loadu_ps): Likewise.
3860 (_mm_mask_loadu_ps): Pass const float * to
3861 __builtin_ia32_loadups128_mask.
3862 (_mm_maskz_loadu_ps): Likewise.
3863 (_mm256_mask_storeu_ps): Pass float * to
3864 __builtin_ia32_storeups256_mask.
3865 (_mm_mask_storeu_ps): ass float * to
3866 __builtin_ia32_storeups128_mask.
3867 (_mm256_mask_loadu_epi64): Pass const long long * to
3868 __builtin_ia32_loaddqudi256_mask.
3869 (_mm256_maskz_loadu_epi64): Likewise.
3870 (_mm_mask_loadu_epi64): Pass const long long * to
3871 __builtin_ia32_loaddqudi128_mask.
3872 (_mm_maskz_loadu_epi64): Likewise.
3873 (_mm256_mask_storeu_epi64): Pass long long * to
3874 __builtin_ia32_storedqudi256_mask.
3875 (_mm_mask_storeu_epi64): Pass long long * to
3876 __builtin_ia32_storedqudi128_mask.
3877 (_mm256_mask_loadu_epi32): Pass const int * to
3878 __builtin_ia32_loaddqusi256_mask.
3879 (_mm256_maskz_loadu_epi32): Likewise.
3880 (_mm_mask_loadu_epi32): Pass const int * to
3881 __builtin_ia32_loaddqusi128_mask.
3882 (_mm_maskz_loadu_epi32): Likewise.
3883 (_mm256_mask_storeu_epi32): Pass int * to
3884 __builtin_ia32_storedqusi256_mask.
3885 (_mm_mask_storeu_epi32): Pass int * to
3886 __builtin_ia32_storedqusi128_mask.
3887 * config/i386/i386-builtin-types.def (PCSHORT): New.
3889 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3890 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3891 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3892 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3893 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3894 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3895 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3896 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3897 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3898 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3899 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3900 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3901 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3902 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3903 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3904 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3905 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3906 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3907 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3908 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3909 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3910 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3911 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3912 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3913 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3914 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3915 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3916 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3917 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3918 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3919 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3920 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3921 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3922 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3923 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3924 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3925 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3926 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3927 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3928 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3929 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3930 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3931 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3932 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3933 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3934 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3935 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3936 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3937 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3939 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3940 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3942 (ix86_expand_vector_move_misalign): Likewise.
3943 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3944 to scalar function prototype for unaligned load/store builtins.
3945 (ix86_expand_special_args_builtin): Updated.
3946 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3947 (UNSPEC_STOREU): Likewise.
3948 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3949 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3950 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3951 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3952 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3953 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3954 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3955 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3956 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3957 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3958 (<avx512>_storedqu<mode>_mask): Likewise.
3959 (*sse4_2_pcmpestr_unaligned): Likewise.
3960 (*sse4_2_pcmpistr_unaligned): Likewise.
3961 (*mov<mode>_internal): Renamed to ...
3962 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3963 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3964 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3965 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3967 2016-04-19 Richard Biener <rguenther@suse.de>
3969 PR tree-optimization/70171
3970 * tree-ssa-phiprop.c: Include stor-layout.h.
3971 (phiprop_insert_phi): Handle the aggregate copy case.
3972 (propagate_with_phi): Likewise.
3974 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3976 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3977 instead of simplify_gen_subreg (... , 0).
3978 (ix86_delegitimize_address): Ditto.
3979 (ix86_split_divmod): Ditto.
3980 (ix86_split_copysign_const): Ditto.
3981 (ix86_split_copysign_var): Ditto.
3982 (ix86_expand_args_builtin): Ditto.
3983 (ix86_expand_round_builtin): Ditto.
3984 (ix86_expand_special_args_builtin): Ditto.
3985 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
3986 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
3987 (udivmodqi4): Ditto.
3988 (absneg splitters): Ditto.
3989 (*jcc_bt<mode>_1): Ditto.
3991 2016-04-19 Richard Biener <rguenther@suse.de>
3993 PR tree-optimization/70724
3994 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
3995 restoring out from ...
3996 (free_scc_vn): ... here.
3997 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
3998 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4000 (pass_fre::execute): Restore SSA info.
4002 2016-04-19 Richard Biener <rguenther@suse.de>
4004 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4005 * gimple-walk.c (walk_gimple_op): Initialize it.
4006 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4007 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4008 remapping SSA names of defs.
4009 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4012 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4015 * lra-constraints.c (equiv_substition_p): New.
4016 (process_alt_operands): Use it.
4017 (swap_operands): Swap it.
4018 (curr_insn_transform): Update it.
4020 2016-04-18 Michael Matz <matz@suse.de>
4022 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4023 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4024 * tree-core.h (tree_type_common.align): Use bit-field.
4025 (tree_type_common.spare): New.
4026 (tree_decl_common.off_align): Make smaller.
4027 (tree_decl_common.align): Use bit-field.
4029 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4030 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4031 (scan_sharing_clauses): Ditto.
4032 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4033 (omp_finish_file): Ditto.
4034 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4035 (layout_decl): Ditto.
4036 (relayout_decl): Ditto.
4037 (finalize_record_size): Use SET_TYPE_ALIGN.
4038 (finalize_type_size): Ditto.
4039 (finish_builtin_struct): Ditto.
4040 (layout_type): Ditto.
4041 (initialize_sizetypes): Ditto.
4042 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4043 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4044 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4045 (get_chain_field): Ditto.
4046 (get_trampoline_type): Ditto.
4047 (get_nl_goto_field): Ditto.
4048 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4050 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4051 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4052 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4053 (build_qualified_type): Use SET_TYPE_ALIGN.
4054 (build_aligned_type, build_range_type_1): Ditto.
4055 (build_atomic_base): Ditto.
4056 (build_common_tree_nodes): Ditto.
4057 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4058 (expand_one_stack_var_at): Ditto.
4059 * coverage.c (build_var): Use SET_DECL_ALIGN.
4060 * except.c (init_eh): Ditto.
4061 * function.c (assign_parm_setup_block): Ditto.
4062 * symtab.c (increase_alignment_1): Ditto.
4063 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4064 * tree-vect-stmts.c (ensure_base_align): Ditto.
4065 * varasm.c (align_variable): Ditto.
4066 (assemble_variable): Ditto.
4067 (build_constant_desc): Ditto.
4068 (output_constant_def_contents): Ditto.
4070 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4071 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4072 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4073 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4074 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4076 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4079 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4080 replace %vmovsd with "%vmovq".
4081 (vec_concatv2df): Likewise.
4083 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4085 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4086 (*vec_extractv2si_0): Ditto.
4087 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4088 (zero_extended_scalar_load_operand splitters): Ditto.
4089 (vec_extract splitters): Ditto.
4090 (*vec_extractv4si_0_zext): Ditto.
4091 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4093 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4094 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4095 (*sse4_1_extractps): Use lowpart_subreg.
4096 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4098 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4100 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4102 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4103 Mention Solaris 11 packaging changes.
4104 Update gas and gld requirements.
4105 Remove reference to pre-Solaris 10 bug.
4106 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4108 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4111 2016-04-17 Jan Hubicka <jh@suse.cz>
4113 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4114 max_loop_iterations_int.
4116 2016-04-18 Richard Biener <rguenther@suse.de>
4118 PR tree-optimization/43434
4119 * tree-ssa-structalias.c (struct vls_data): New.
4120 (visit_loadstore): Handle all pointer-based accesses.
4121 (compute_dependence_clique): Compute a bitmap of restrict tags
4122 assigned bases and pass it to visit_loadstore.
4124 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4127 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4128 armv8.1-a and armv8.1-a+crc.
4130 2016-04-18 Richard Biener <rguenther@suse.de>
4132 PR tree-optimization/70701
4133 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4134 references after translating through a memcpy.
4136 2016-04-18 Richard Biener <rguenther@suse.de>
4138 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4139 (compute_antic): ... here. For partial antic use regular
4140 postorder and scrap iteration.
4141 (compute_partial_antic_aux): Remove unused return value.
4142 (init_pre): Do not allocate postorder.
4143 (fini_pre): Do not free postorder.
4145 2016-04-18 Richard Biener <rguenther@suse.de>
4148 * expmed.c (extract_bit_field_1): Remove broken case
4149 using a wider MODE_INT mode.
4151 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4153 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4154 unless compiling with at least GCC-4.8.
4156 2016-04-17 Jan Hubicka <jh@suse.cz>
4159 * graphite.c (graphite_finalize): Update call to
4160 tree_estimate_probability.
4161 * predict.h (tree_estimate_probability): Update prototype.
4163 2016-04-17 Jan Hubicka <jh@suse.cz>
4165 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4166 (tree_estimate_probability): Likewise.
4167 (pass_profile::execute): Update.
4168 (report_predictor_hitrates): New function.
4169 * profile.c (compute_branch_probabilities): Use it.
4170 * predict.h (report_predictor_hitrates): Declare.
4172 2016-04-17 Jan Hubicka <jh@suse.cz>
4175 * cgraph.h (cgraph_node::set_const_flag,
4176 cgraph_node::set_pure_flag): Update prototype to return bool;
4178 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4179 of interposable symbol are interposable, too.
4180 (cgraph_set_const_flag_1): Rename to ...
4181 (set_const_flag_1): ... this one; change to self recursive function
4182 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4183 clearnig the flag in all variants and also virtual thunks of const
4184 functions are pure; track if any change was done.
4185 (cgraph_node::set_const_flag): Update.
4186 (struct set_pure_flag_info): New struct.
4187 (cgraph_set_pure_flag_1): Rename to ...
4188 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4189 rather than pointer encoded flags; track if any changes was done;
4190 handle correctly clearning flag and setting flag of aliases already
4192 (cgraph_node::set_pure_flag): Update.
4193 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4195 2016-04-17 Tom de Vries <tom@codesourcery.com>
4198 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4201 2016-04-17 Tom de Vries <tom@codesourcery.com>
4203 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4204 '{}<> ' as escape-for-record.
4206 2016-04-17 Tom de Vries <tom@codesourcery.com>
4208 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4211 2016-04-17 Tom de Vries <tom@codesourcery.com>
4214 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4215 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4216 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4217 * passes.c (finish_optimization_passes): Only call
4218 finish_graph_dump_file if dfi->graph_dump_initialized.
4219 (execute_function_dump, pass_init_dump_file): Use
4220 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4222 2016-04-17 Tom de Vries <tom@codesourcery.com>
4224 PR tree-optimization/70256
4225 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4226 (debug_varmap): New function.
4228 2016-04-17 Tom de Vries <tom@codesourcery.com>
4231 * passes.c (pass_manager::register_pass): Propagate pflags.
4233 2016-04-17 Tom de Vries <tom@codesourcery.com>
4236 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4237 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4238 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4239 check if it's equal to p_start.
4240 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4242 2016-04-15 Jan Hubicka <jh@suse.cz>
4245 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4246 function does not bind to current def.
4247 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4248 handle conservatively calls to functions that does not need to bind
4250 (check_call): Update call of worse_state.
4251 (ignore_edge_for_nothrow): Update.
4252 (ignore_edge_for_pure_const): Likewise.
4253 (propagate_pure_const): Update calls to worse_state.
4254 (skip_function_for_local_pure_const): Reformat comments.
4256 2016-04-15 Jan Hubicka <jh@suse.cz>
4259 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4260 (cgraph_node::function_symbol): Likewise.
4261 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4262 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4263 (symtab_node::ultimate_alias_target): Add REF parameter.
4264 (symtab_node::binds_to_current_def_p): Declare.
4265 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4266 (cgraph_node::function_symbol): Likewise.
4267 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4268 (cgraph_node::get_availability): Likewise.
4269 (cgraph_edge::binds_to_current_def_p): New inline function.
4270 (varpool_node::get_availability): Add REF parameter.
4271 (varpool_node::ultimate_alias_target): Likewise.
4272 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4273 (symtab_node::binds_to_current_def_p): Likewise.
4274 * varpool.c (varpool_node::get_availability): Likewise.
4276 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4279 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4280 Fix mode size check.
4282 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4284 * BASE-VER: Set to 7.0.0.
4286 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4288 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4290 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4292 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4293 architecture revisions.
4295 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4297 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4298 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4299 * config/i386/i386.md (stack decrement to push peepholes): Guard
4300 with !x86_using_red_zone ().
4302 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4305 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4306 to dump_generic_node.
4307 (NIY): Pass also flags to do_niy.
4309 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4311 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4312 (simd_clone_vector_of_formal_parm_types)
4313 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4314 (simd_clone_mangle, simd_clone_create)
4315 (simd_clone_adjust_return_type, create_tmp_simd_array)
4316 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4317 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4318 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4319 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4320 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4321 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4322 * omp-simd-clone.c: ... this new file.
4323 (simd_clone_vector_of_formal_parm_types): Make it static.
4324 * Makefile.in (OBJS): Add omp-simd-clone.o.
4326 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4329 * config/i386/sse.md: Use proper memory operand modifiers.
4332 2016-04-15 Richard Biener <rguenther@suse.de>
4333 Alan Modra <amodra@gmail.com>
4335 PR tree-optimization/70130
4336 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4337 when alignment stays not the same and no not use the realign
4340 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4343 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4344 direct move handlers for KFmode. Change TFmode handlers test from
4345 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4347 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4350 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4351 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4352 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4353 * tree-ssa-live.c (remove_unused_scope_block_p): When
4354 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4355 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4356 block_ultimate_origin is FUNCTION_DECL.
4357 (remove_unused_locals): If current_function_decl is
4358 polymorphic_ctor_dtor_p, pass initial true to
4359 remove_unused_scope_block_p' is_ctor_dtor_block.
4361 2016-04-14 Martin Sebor <msebor@redhat.com>
4366 * doc/extend.texi (Variable Length): Revert.
4368 2016-04-14 Marek Polacek <polacek@redhat.com>
4369 Jan Hubicka <hubicka@ucw.cz>
4372 * tree.c (verify_type): Disable the canonical type of main variant
4375 2016-04-14 Jason Merrill <jason@redhat.com>
4377 * cfgexpand.c, expr.c: Revert previous change.
4379 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4382 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4383 when building a mem ref for the incoming reduction variable.
4385 2016-04-14 Richard Biener <rguenther@suse.de>
4387 PR tree-optimization/70614
4388 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4389 loop if the evolution dropped to chrec_dont_know.
4390 (interpret_condition_phi): Likewise.
4392 2016-04-14 Richard Biener <rguenther@suse.de>
4394 PR tree-optimization/70623
4395 * tree-ssa-pre.c (changed_blocks): Make global ...
4396 (compute_antic): ... local here. Move and fix worklist
4397 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4398 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4399 worklist handling, dump when ANTIC_IN changed.
4400 (compute_partial_antic_aux): Remove worklist handling.
4401 (init_pre): Do not compute post dominators. Add a comment about
4402 the CFG order chosen.
4403 (fini_pre): Do not free post dominators.
4405 2016-04-13 Martin Sebor <msebor@redhat.com>
4410 * doc/extend.texi (Variable Length): Document C++ specifics.
4412 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4415 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4416 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4417 eh edges have been purged.
4420 * tree-sra.c (create_access_replacement,
4421 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4423 * tree-pretty-print.c (dump_fancy_name): New function.
4424 (dump_decl_name, dump_generic_node): Use it.
4426 2016-04-13 Jason Merrill <jason@redhat.com>
4428 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4429 * expr.c (expand_expr_real_1): Likewise.
4431 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4433 * config/i386/i386.md (kunpckhi): Swap operands.
4434 (kunpcksi): Likewise.
4435 (kunpckdi): Likewise.
4436 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4437 (vec_pack_trunc_<mode>): Likewise.
4439 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4442 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4445 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4446 gimplification turns some element into non-constant.
4449 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4450 * explow.c (convert_memory_address_addr_space_1): No longer static,
4451 add NO_EMIT argument and don't call convert_modes if true, pass
4452 it down recursively, remove break after return.
4453 (convert_memory_address_addr_space): Adjust caller.
4454 * simplify-rtx.c (simplify_unary_operation_1): Call
4455 convert_memory_address_addr_space_1 instead of convert_memory_address,
4456 if it returns NULL, don't simplify.
4458 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4461 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4463 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4465 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4466 Bump the upper SIMDLEN limits, so that if the return type or
4467 characteristic type if the return type is void can be passed in
4468 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4471 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4474 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4475 Do not use "=" constraint on an input constraint.
4476 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4477 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4478 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4479 generates (neg (abs ...)) instead of (abs ...).
4481 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4483 PR rtl-optimization/70596
4484 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4485 just invalidate LRA data and reset them. Adjust dump wording.
4487 2016-04-12 Martin Liska <mliska@suse.cz>
4490 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4492 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4494 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4495 max_loop_iterations_int.
4496 (tree_unswitch_outer_loop): Likewise.
4497 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4498 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4500 2016-04-12 Tom de Vries <tom@codesourcery.com>
4502 PR tree-optimization/68756
4503 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4504 instead of new_name.
4506 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4508 PR tree-optimization/70602
4509 * tree-sra.c (generate_subtree_copies): Don't write anything into
4510 constant pool decls.
4512 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4513 regardless whether there are depend clauses or not.
4515 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4518 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4519 target attribute and pragma from changing the -mfloat128
4520 and -mfloat128-hardware options.
4522 * doc/extend.texi (Additional Floating Types): Document PowerPC
4523 __float128 restrictions.
4525 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4528 * config/aarch64/driver-aarch64.c
4529 (aarch64_get_extension_string_for_isa_flags): New.
4530 (arch_extension): Rename to...
4531 (aarch64_arch_extension): ...This.
4532 (ext_to_feat_string): Rename to...
4533 (aarch64_extensions): ...This.
4534 (aarch64_core_data): Keep track of architecture extension flags.
4535 (cpu_data): Rename to...
4536 (aarch64_cpu_data): ...This.
4537 (aarch64_arch_driver_info): Keep track of architecture extension
4539 (get_arch_name_from_id): Rename to...
4540 (get_arch_from_id): ...This, change return type.
4541 (host_detect_local_cpu): Update and reformat for renames, handle
4542 extensions through common infrastructure.
4544 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4547 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4548 track of a canonical flag name.
4549 (all_extensions): Likewise.
4550 (arch_to_arch_name): Also track extension flags enabled by the arch.
4551 (all_architectures): Likewise.
4552 (aarch64_parse_extension): Move to here.
4553 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4555 (aarch64_rewrite_selected_cpu): Update for above change.
4556 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4557 are handled, such that the single explicit value enabled by an
4558 extension is kept seperate from the implicit values it also enables.
4559 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4561 (aarch64_parse_extension): New.
4562 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4563 here to config/aarch64/aarch64-protos.h.
4564 (aarch64_parse_extension): Move from here to
4565 common/config/aarch64/aarch64-common.c.
4566 (aarch64_option_print): Update.
4567 (aarch64_declare_function_name): Likewise.
4568 (aarch64_start_file): Likewise.
4569 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4570 the canonical flag for extensions.
4571 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4574 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4576 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4579 2016-04-09 Tom de Vries <tom@codesourcery.com>
4581 PR tree-optimization/68953
4582 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4583 first to last subscript.
4585 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4587 PR tree-optimization/70586
4588 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4591 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4595 PR tree-optimization/70373
4599 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4600 clauses for acc parallel reductions as necessary. Error on those
4602 * omp-low.c (scan_sharing_clauses): Don't install variables which
4603 are used in acc parallel reductions.
4604 (lower_rec_input_clauses): Remove dead code.
4605 (lower_oacc_reductions): Add support for reference reductions.
4606 (lower_reduction_clauses): Remove dead code.
4607 (lower_omp_target): Don't remap variables appearing in acc parallel
4609 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4611 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4614 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4615 with multiple SSA_NAME defs, force the outputs other than first
4616 to be live before calling live_track_process_def on each output.
4618 PR rtl-optimization/70574
4619 * fwprop.c (forward_propagate_and_simplify): Don't add
4620 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4621 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4622 paradoxical subregs within *loc.
4624 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4626 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4627 -ftree-parallelize-loops={0,1}.
4628 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4629 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4630 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4631 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4632 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4634 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4637 * asan.c (instrument_derefs): If we get unknown location, extract it
4639 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4641 2016-04-08 Tom de Vries <tom@codesourcery.com>
4643 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4644 implicit firstprivate clause.
4646 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4649 * config/arm/thumb2.md (tst + branch-> lsls + branch
4650 peephole below *orsi_not_shiftsi_si): Require that condition
4651 register is dead after the peephole.
4652 (second peephole after the above): Likewise.
4654 2016-04-08 Alan Modra <amodra@gmail.com>
4657 * builtins.c (fold_builtin_classify): For IBM extended precision,
4658 look at just the high-order double to test for NaN.
4659 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4660 test just the high double for Inf but both doubles for subnormal
4663 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4665 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4666 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4667 node->simdclone->mask_mode != VOIDmode masks.
4668 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4669 earlier, use it instead of node->simdclone.
4670 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4671 Set clonei->mask_mode.
4673 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4676 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4677 Pass it through to cp_parser_already_scoped_statement.
4678 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4679 it through to cp_parser_statement.
4680 (cp_parser_statement): Pass IF_P through to
4681 cp_parser_iteration_statement.
4682 (cp_parser_pragma): Adjust call to
4683 cp_parser_iteration_statement.
4685 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4688 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4689 resolve a future -Wparentheses warning.
4690 * omp-low.c (scan_sharing_clauses): Likewise.
4691 * tree-parloops.c (eliminate_local_variables): Likewise.
4693 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4695 PR rtl-optimization/70398
4696 * lra-constraints.c (process_address_1): Check zero scale and code
4697 for reloading with zero scale.
4699 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4701 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4702 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4704 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4706 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4707 Add support for AVX512F clones, include them by default for
4708 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4709 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4713 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4714 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4715 firstprivate clauses.
4716 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4717 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4718 (lower_omp_target): Set TREE_NO_WARNING for
4719 non-addressable possibly uninitialized vars which are copied into
4720 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4722 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4724 * config/pa/predicates.md (integer_store_memory_operand): Accept
4725 REG+D operands with a large offset when reload_in_progress is true.
4726 (floating_point_store_memory_operand): Likewise.
4728 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4731 * match.pd (nested int casts): Limit to GIMPLE.
4733 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4736 * ipa-devirt.c (maybe_record_node): Fix comment; use
4737 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4739 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4741 PR rtl-optimization/70542
4742 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4743 if there are any uses other than insn or debug insns.
4745 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4746 Jakub Jelinek <jakub@redhat.com>
4748 PR tree-optimization/70509
4749 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4750 Shift HOST_WIDE_INT_1U instead of 1.
4752 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4754 PR tree-optimization/70509
4755 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4756 of the vector base type for index.
4758 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4761 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4763 2016-04-05 Richard Biener <rguenther@suse.de>
4765 PR tree-optimization/70526
4766 * tree-sra.c (build_ref_for_offset): Use prev_base to
4767 extract the alias pointer type.
4769 2016-04-05 Richard Biener <rguenther@suse.de>
4771 * dse.c (struct store_info): Remove alias_set member.
4772 (struct read_info_type): Likewise.
4773 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4774 spill_deleted, clear_alias_set_lookup): Remove.
4775 (get_group_info): Remove dead base == NULL_RTX case.
4776 (dse_step0): Remove initialization of removed variables.
4777 (delete_dead_store_insn): Reomve alias set dumping.
4778 (free_read_records): Remove alias_set handling.
4779 (canon_address): Remove alias_set_out parameter.
4780 (record_store): Remove spill_alias_set, it's always zero.
4781 (check_mem_read_rtx): Likewise.
4782 (dse_step2): Rename from ...
4783 (dse_step2_nospill): ... this. Adjust.
4784 (scan_stores): Rename from ...
4785 (scan_stores_nospill): ... this.
4786 (scan_reads): Rename from ...
4787 (scan_reads_nospill): ... this.
4788 (scan_stores_spill, scan_reads_spill): Remove.
4789 (dse_step3_scan): Remove for_spills argument which is always false.
4790 (dse_step3): Likewise.
4791 (dse_step5): Rename from ...
4792 (dse_step5_nospill): ... this. Remove alias_set handling.
4793 (rest_of_handle_dse): Adjust.
4795 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4798 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4799 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4800 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4801 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4803 2016-04-05 Richard Biener <rguenther@suse.de>
4806 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4807 non-register type temporaries into SSA.
4809 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4812 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4813 calls when sanitizing.
4814 (possible_polymorphic_call_target_p): Fix formatting.
4816 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4817 Jakub Jelinek <jakub@redhat.com>
4820 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4821 to ensure a call statement is compatible with a built-in's
4823 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4826 2016-04-04 Richard Biener <rguenther@suse.de>
4828 PR rtl-optimization/70484
4829 * rtl.h (canon_output_dependence): Declare.
4830 * alias.c (canon_output_dependence): New function.
4831 * dse.c (record_store): Use canon_output_dependence rather
4832 than canon_true_dependence.
4834 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4837 * cgraph.h (symtab_node::copy_visibility_from): New function.
4838 * symtab.c (symtab_node::copy_visibility_from): New function.
4839 * ipa-visibility.c (optimize_weakref): New function.
4840 (function_and_variable_visibility): Use it.
4842 2016-04-04 Martin Liska <mliska@suse.cz>
4845 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4846 value that is really in range handled by SBR instruction.
4847 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4848 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4849 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4851 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4855 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4856 set, but not for SP_REG operands.
4858 2016-04-02 Martin Sebor <msebor@redhat.com>
4861 * fold-const.c (maybe_nonzero_address): New function.
4862 (fold_comparison): Call it. Fold equality and relational
4863 expressions involving null pointers.
4864 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4866 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4868 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4869 the "Y" constraint (scalar FP 0.0 immediate).
4871 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4872 Add the "const_double" to the list of operand constraints.
4874 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4876 PR rtl-optimization/70467
4877 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4878 If low word of the last operand is 0, just emit addition/subtraction
4881 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4884 * config/s390/s390.c (s390_expand_insv): Check for everything
4885 constant instead of just VOIDmode stuff.
4887 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4890 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4892 2016-04-01 Nathan Sidwell <nathan@acm.org>
4894 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4896 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4898 PR rtl-optimization/70461
4899 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4902 2016-03-31 Martin Liska <mliska@suse.cz>
4905 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4906 a tree value or an immediate integer value to a buffer
4907 that is eventually copied to a BRIG section.
4908 (emit_immediate_operand): Call the function here.
4909 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4910 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4911 of class' fields that are removed.
4912 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4913 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4914 m_brig_repr_size fields.
4916 2016-03-31 Martin Liska <mliska@suse.cz>
4919 * hsa-gen.c (hsa_function_representation::update_dominance): New
4921 (convert_addr_to_flat_segment): Likewise.
4922 (gen_hsa_memory_set): New alignment argument.
4923 (gen_hsa_ctor_assignment): Likewise.
4924 (gen_hsa_insns_for_single_assignment): Provide alignment
4925 to gen_hsa_ctor_assignment.
4926 (gen_hsa_insns_for_direct_call): Add new argument.
4927 (expand_lhs_of_string_op): New function.
4928 (expand_string_operation_builtin): Likewise.
4929 (expand_memory_copy): New function.
4930 (expand_memory_set): New function.
4931 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4932 (convert_switch_statements): Change signature.
4933 (generate_hsa): Use a return value of the function.
4934 (pass_gen_hsail::execute): Do not call
4935 convert_switch_statements here.
4936 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4937 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4938 (hsa_function_representation::update_dominance): New function.
4940 2016-03-31 Martin Liska <mliska@suse.cz>
4943 * hsa-brig.c (emit_directive_variable): Emit alignment
4944 according to hsa_symbol::m_align.
4945 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4946 (dump_hsa_symbol): Dump alignment of HSA symbols.
4947 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4948 (gen_hsa_addr_with_align): New function.
4949 (hsa_bitmemref_alignment): Use newly added function.
4950 (gen_hsa_insns_for_load): Likewise.
4951 (gen_hsa_insns_for_store): Likewise.
4952 (gen_hsa_memory_copy): New argument added.
4953 (gen_hsa_insns_for_single_assignment): Respect
4954 alignment for assignments processed via gen_hsa_memory_copy.
4955 (gen_hsa_insns_for_direct_call): Likewise.
4956 (gen_hsa_insns_for_return): Likewise.
4957 (gen_function_def_parameters): Set default alignment.
4958 * hsa.c (hsa_object_alignment): New function.
4959 (hsa_byte_alignment): Pasted function.
4960 * hsa.h (hsa_symbol::m_align): New field.
4962 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4964 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4965 scratch field for goto case.
4967 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4969 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4971 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4974 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4975 (scalar_chain::convert_insn): Call convert_op for reg
4976 moves to handle undefined registers.
4978 2016-03-31 Nathan Sidwell <nathan@acm.org>
4981 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4982 Assert we don't want to move backwards.
4984 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4987 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4989 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4991 PR rtl-optimization/70460
4992 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4993 with operand from REG_LABEL_OPERAND, instead substitute
4994 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
4995 Don't do anything for REG_NON_LOCAL_GOTO jumps.
4997 2016-03-31 Martin Liska <mliska@suse.cz>
4999 * passes.c (execute_one_pass): Do not call
5000 todo_after for a discarded function.
5002 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5004 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5005 (no_cost, infinite_cost): Initialize the new field.
5006 (get_computation_cost_at): Record setup cost.
5007 (determine_use_iv_cost_address): Skip cost computation for sub
5008 uses if we can estimate it without losing accuracy.
5010 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5012 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5014 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5015 max_loop_iterations_int.
5016 (tree_unswitch_outer_loop): Likewise.
5017 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5018 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5020 2016-03-30 Richard Biener <rguenther@suse.de>
5023 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5025 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5028 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5029 in gen_blendm expander.
5031 2016-03-30 Nick Clifton <nickc@redhat.com>
5034 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5035 case where we are already provided with an SImode SUBREG.
5037 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5040 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5041 conflict between DRAP register and __builtin_eh_return.
5043 2016-03-30 Michael Matz <matz@suse.de>
5044 Richard Biener <rguenther@suse.de>
5047 * ipa-polymorphic-call.c (struct type_change_info): Change
5048 speculative to an unsigned allowing to limit the work we do.
5049 (csftc_abort_walking_p): New inline function..
5050 (check_stmt_for_type_change): Limit the number of may-defs
5051 skipped for speculative devirtualization to
5052 max-speculative-devirt-maydefs.
5053 * params.def (max-speculative-devirt-maydefs): New param.
5054 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5056 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5059 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5062 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5064 PR tree-optimization/59124
5065 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5066 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5068 2016-03-29 Jeff Law <law@redhat.com>
5070 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5072 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5074 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5077 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5079 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5080 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5081 gcrt0.o if linking dynamically.
5083 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5086 * ipa-devirt.c (methods_equal_p): New function.
5087 (compare_virtual_tables): Use it.
5088 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5089 * cgraphclones.c (clone_function_name_1): Use
5090 symbol_table::symbol_suffix_separator.
5091 * coverage.c (build_var): Likewise.
5092 * symtab.c (symbol_table::symbol_suffix_separator): New.
5094 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5096 PR rtl-optimization/70429
5097 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5098 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5099 mode != result_mode.
5102 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5104 PR tree-optimization/70405
5105 * ssa-iterators.h (num_imm_uses): Add missing braces.
5107 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5109 PR rtl-optimization/68695
5110 * ira-color.c (allocno_copy_cost_saving): New.
5111 (improve_allocation): Use it.
5113 2016-03-29 Richard Henderson <rth@redhat.com>
5116 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5118 2016-03-29 Richard Biener <rguenther@suse.de>
5121 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5122 use alignment returned by get_pointer_alignment_1 if it is
5123 bigger than BITS_PER_UNIT.
5124 * builtins.c (get_pointer_alignment_1): Do not return true
5125 for alignment extracted from SSA info.
5127 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5129 * config/ft32/ft32.opt (mnodiv): New.
5130 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5131 * doc/invoke.texi (FT32 Options -mnodiv): New.
5133 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5136 * config/i386/i386.md (define_split, andn): Fix modes.
5138 2016-03-26 Richard Biener <rguenther@suse.de>
5139 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5142 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5144 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5145 as 2nd argument to cl_optimization_restore().
5147 2016-03-25 Richard Henderson <rth@redhat.com>
5150 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5151 * config/aarch64/aarch64-protos.h: Declare it.
5152 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5154 2016-03-25 Alan Modra <amodra@gmail.com>
5157 * config/rs6000/constraints.md (j): Simplify.
5158 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5160 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5161 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5162 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5163 in all constraint alternatives.
5164 (movtd_64bit_nodm): Delete "j" constraint alternative.
5166 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5168 * tree-ssa-propagate.c: Enhance docs for
5169 SSA_PROP_NOT_INTERESTING.
5171 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5173 * doc/extend.texi: Fix typo in documentation to pure attribute.
5175 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5178 * config/pa/pa.md (bswapdi2): Use a scratch register.
5180 2016-03-24 Richard Henderson <rth@redhat.com>
5183 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5186 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5188 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5189 using ix86_expand_binary_operator instead of gen_andsi3.
5191 2016-03-24 Richard Biener <rguenther@suse.de>
5193 PR tree-optimization/70396
5194 * tree-vect-stmts.c (vectorizable_comparison): Use
5195 get_vectype_for_scalar_type.
5197 2016-03-24 Richard Biener <rguenther@suse.de>
5200 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5201 with register bases.
5203 2016-03-24 Richard Biener <rguenther@suse.de>
5205 PR tree-optimization/70372
5206 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5207 build_all_ones_cst to also handle vector types correctly.
5209 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5212 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5215 2016-03-23 Marek Polacek <polacek@redhat.com>
5218 * doc/invoke.texi: Document -Wignored-attributes.
5220 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5222 PR tree-optimization/69042
5223 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5224 parameter from 30 to 40.
5226 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5228 PR tree-optimization/69042
5229 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5230 for use with constant offset stripped in base.
5232 2016-03-23 Richard Biener <rguenther@suse.de>
5235 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5236 mode compatibility check.
5237 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5239 2016-03-23 Jeff Law <law@redhat.com>
5241 PR tree-optimization/64058
5242 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5244 (struct ssa_conflicts): Move up earlier in the file.
5245 (conflicts_, var_map_): New static variables.
5246 (initialize_conflict_count): New function to initialize the
5247 CONFLICT_COUNT field for each conflict pair.
5248 (compare_pairs): Lazily initialize the conflict count and use it
5249 as the first tie-breaker.
5250 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5251 and wipe conflicts_ and map_ around the call to qsort. Remove
5252 special case for 2 coalesce pairs.
5253 * bitmap.c (bitmap_count_unique_bits): New function.
5254 (bitmap_count_bits_in_word): New function, extracted from
5256 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5257 * bitmap.h (bitmap_count_unique_bits): Declare it.
5259 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5262 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5263 transparent alias chain for decl assembler name.
5264 * config/sol2.c (solaris_assemble_visibility): Likewise.
5266 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5268 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5270 (v10_fdivs): Likewise.
5271 (v10_fdivd): Likewise.
5273 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5276 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5277 to not call fclose twice on file.
5279 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5281 PR tree-optimization/70354
5282 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5283 oprnd0 is wider than oprnd1 and there is a cast from the wider
5284 type to oprnd1, mask it with the mask of the narrower type.
5287 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5288 Optimize TARGET_STV splitters, if high or low word of last argument
5291 2016-03-22 Jeff Law <law@redhat.com>
5294 tree-ssa-threadbackward.c
5295 (fsm_find_control_statement_thread_paths): Correctly distinguish
5296 between old style jump threads vs FSM jump threads.
5298 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5301 * config/i386/i386.c (scalar_chain::convert_op): Support
5302 uninitialized register usage case.
5304 2016-03-22 Richard Biener <rguenther@suse.de>
5307 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5309 (capture::gen_transform): ... to change behavior when substituting
5310 a condition into cond or not-cond expr context.
5311 (dt_simplify::gen_1): Adjust.
5312 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5313 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5314 last change and instead change to
5315 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5316 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5318 2016-03-22 Anthony Green <green@moxielogic.com>
5320 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5321 issue for moxiebox targets.
5322 (CC1PLUS_SPEC): Ditto.
5324 2016-03-22 Richard Biener <rguenther@suse.de>
5327 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5330 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5332 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5334 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5337 * config/i386/i386.c (def_builtin): Handle
5338 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5340 (const struct builtin_description bdesc_special_args[]):
5341 Remove duplicate ISA bits.
5343 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5346 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5347 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5348 in a way that works also for AVX512BW.
5351 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5352 instead of source if operands[1] is xmm16 and above and
5353 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5354 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5357 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5358 on assign if (*from_p) is a comparison, set it to
5359 TREE_NO_WARNING (*from_p).
5361 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5364 * lra.c (restore_scratches): Ignore deleted insns.
5366 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5367 Jakub Jelinek <jakub@redhat.com>
5369 PR tree-optimization/70317
5370 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5373 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5376 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5377 of ix86_expand_move.
5379 (movti): Use general_operand for operand 1 predicate.
5381 2016-03-21 Martin Liska <mliska@suse.cz>
5383 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5385 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5387 2016-03-21 Martin Liska <mliska@suse.cz>
5390 * ipa-icf.c (sem_function::parse): Skip static
5391 constructors and destructors.
5393 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5396 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5397 function-like macro, peek following token(s) if it is followed
5398 by CPP_OPEN_PAREN token with optional padding in between, and
5399 if not, don't treat it like a macro.
5401 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5402 Alexander Monakov <amonakov@ispras.ru>
5404 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5405 for the stabs debug format.
5407 2016-03-21 Richard Biener <rguenther@suse.de>
5409 PR tree-optimization/70310
5410 * tree-vect-generic.c (expand_vector_condition): Fold the built
5413 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5416 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5417 Block third alternative for AVX-512VL target,
5419 2016-03-21 Martin Liska <mliska@suse.cz>
5422 * hsa-brig.c (emit_function_directives): Mark unemitted
5423 global variables for emission.
5424 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5425 (get_symbol_for_decl): Likewise.
5426 * hsa.h (struct hsa_symbol): New flag.
5428 2016-03-21 Richard Biener <rguenther@suse.de>
5430 PR tree-optimization/70288
5431 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5432 we do not estimate unsimplified all-constant conditionals or
5433 switches as optimized away.
5435 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5437 PR rtl-optimization/69102
5438 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5439 when we have a readonly dependency context.
5441 2016-03-18 Jeff Law <law@redhat.com>
5443 PR rtl-optimization/70263
5444 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5445 (update_equiv_regs): When trying to move a store to after the insn
5446 that sets the source of the store, make sure the store occurs after
5447 the insn that sets the source of the store. When successful note
5448 the REG_EQUIV note created in the dump file.
5450 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5451 Bernd Schmidt <bschmidt@redhat.com>
5453 * doc/extend.texi: Document more potential problems with basic asms.
5455 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5457 PR rtl-optimization/70278
5458 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5461 2016-03-18 Jason Merrill <jason@redhat.com>
5463 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5465 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5467 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5468 values to 128b regs.
5470 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5472 PR tree-optimization/70252
5473 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5474 boolean vector has a proper number of elements.
5475 (supportable_narrowing_operation): Likewise.
5477 2016-03-18 Tom de Vries <tom@codesourcery.com>
5480 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5482 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5484 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5485 instead of replace_rtx for DEBUG_INSNs.
5487 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5489 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5490 load type reservations.
5492 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5495 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5496 define_constraint for "Q" and "T" constraints.
5498 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5500 Tweak the pipeline model for Exynos M1
5502 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5505 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5508 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5509 where one or both locations aren't within a line_map.
5511 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5514 * opts.c (finish_options): Don't set flag_pie to the default if
5515 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5518 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5520 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5521 true as ALL_REGS argument to replace_rtx.
5523 2016-03-17 Richard Biener <rguenther@suse.de>
5526 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5529 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5532 * rtl.h (replace_rtx): Add ALL_REGS argument.
5533 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5534 equality and assert mode is the same, instead of just rtx pointer
5536 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5537 true as ALL_REGS argument to replace_rtx.
5539 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5541 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5542 for boolean vector with vector mode only.
5543 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5545 2016-03-17 Nick Clifton <nickc@redhat.com>
5548 * config/rx/rx.c (rx_print_integer): Print negative constants in
5551 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5554 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5556 2016-03-16 Richard Henderson <rth@redhat.com>
5557 Richard Biener <rguenth@suse.de>
5562 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5563 first operand as is_gimple_condexpr.
5568 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5569 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5570 Do not gimplify the result.
5571 (do_unop): Adjust call to tree_vec_extract.
5572 (do_binop): Likewise.
5573 (do_compare): Likewise.
5574 (do_plus_minus): Likewise.
5575 (do_negate): Likewise.
5576 (expand_vector_condition): Likewise.
5577 (do_cond): Likewise.
5579 2016-03-16 Richard Henderson <rth@redhat.com>
5582 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5583 (aarch64_classify_address): Use it.
5584 (aarch64_legitimize_address): Force all subexpressions of PLUS
5585 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5587 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5588 Richard Biener <rguenth@suse.de>
5591 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5592 return to even if only REGNO is equal, and assert
5595 2016-03-11 Jeff Law <law@redhat.com>
5597 PR rtl-optimization/70224
5598 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5600 2016-03-16 Richard Henderson <rth@redhat.com>
5603 * function.h (struct function): Add has_forced_label_in_static.
5604 * gimplify.c (force_labels_r): Set it.
5605 * lto-streamer-in.c (input_struct_function_base): Read it.
5606 * lto-streamer-out.c (output_struct_function_base): Write it.
5607 * tree-inline.c (has_label_address_in_static_1): Remove.
5608 (copy_forbidden): Remove fndecl parameter; test
5609 has_forced_label_in_static.
5610 (inline_forbidden_p): Update call to copy_forbidden.
5611 (tree_versionable_function_p): Likewise.
5612 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5613 (chkp_versioning): Likewise.
5614 * tree-inline.h (copy_forbidden): Update decl.
5616 2016-03-16 Marek Polacek <polacek@redhat.com>
5619 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5620 function being thunked if the result type doesn't have fixed size.
5621 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5622 doesn't have fixed size.
5624 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5626 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5627 reporting malformed loop nest.
5629 2016-03-16 Tom de Vries <tom@codesourcery.com>
5632 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5633 nodes.length () == 1 test to before first nodes[0] access.
5635 2016-03-16 Tom de Vries <tom@codesourcery.com>
5637 PR tree-optimization/68715
5638 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5641 2016-03-16 Tom de Vries <tom@codesourcery.com>
5643 PR tree-optimization/68809
5644 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5647 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5648 Sandra Loosemore <sandra@codesourcery.com>
5650 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5651 on leaf attribute. Mention ELF interposition problems.
5653 2016-03-16 Alan Modra <amodra@gmail.com>
5655 PR rtl-optimization/69195
5656 PR rtl-optimization/47992
5657 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5660 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5663 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5665 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5667 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5669 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5671 PR rtl-optimization/70222
5672 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5673 optimization if mode is different from result_mode, queue up masking
5674 of the result in outer_op. Formatting fix.
5677 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5680 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5682 PR rtl-optimization/69032
5683 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5684 looping backwards over basic block insns.
5686 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5689 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5690 to non-speculative when propagating trap bits.
5692 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5694 PR rtl-optimization/63384
5695 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5698 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5701 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5702 factored out from ...
5703 (sched_analyze_insn): ... here.
5704 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5705 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5706 get_implicit_reg_pending_clobbers in it.
5707 (setup_id_reg_sets): Use setup_id_implicit_regs.
5708 (deps_init_id): Ditto.
5710 2016-03-15 Tom de Vries <tom@codesourcery.com>
5713 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5715 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5716 execute_function_dump.
5717 (execute_one_pass): Don't dump function if it will be dumped after ipa
5720 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5722 * genrecog.c (match_pattern_2): If pred is NULL don't call
5723 safe_predicate_mode on it.
5725 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5728 * lra-constraints.c (delete_move_and_clobber): Change assertion
5729 to also allow dregno == 0.
5731 2016-03-14 Richard Henderson <rth@redhat.com>
5734 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5735 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5736 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5737 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5740 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5743 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5745 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5747 * lra-constraints.c (split_reg): For hard regs, try to find the
5748 biggest single-register mode used in the function.
5750 2016-03-14 Richard Biener <rguenther@suse.de>
5752 PR tree-optimization/56365
5753 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5754 constants to compare against.
5756 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5759 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5760 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5761 (define_split for the GPR case): Use int_reg_operand instead of
5762 gpc_reg_operand for the output.
5764 2016-03-14 Tom de Vries <tom@codesourcery.com>
5766 PR tree-optimization/70045
5767 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5768 create_empty_if_region_on_edge argument.
5770 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5772 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5773 (STACK_CHECK_PROTECT): Likewise.
5774 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5775 (STACK_CHECK_PROTECT): Likewise.
5776 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5777 (STACK_CHECK_PROTECT): Likewise.
5778 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5779 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5780 (STACK_CHECK_PROTECT): Likewise.
5782 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5784 PR rtl-optimization/69307
5785 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5786 registers in modes that span more than one register.
5788 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5791 * lra-constraints.c (delete_move_and_clobber): New.
5792 (remove_inheritance_pseudos): Use it.
5794 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5797 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5798 the libcall is LCT_THROW.
5799 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5800 for the checking routine.
5802 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5805 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5806 optimization if we have direct move.
5807 (roundu32<mode>2_fprs): Likewise.
5809 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5812 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5814 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5815 Arguments swapped. All callers changed. Take reg_renumber into
5816 account, and Calculate and compare register ranges for hard regs.
5818 2016-03-11 Jeff Law <law@redhat.com>
5820 PR tree-optimization/70190
5821 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5822 Handle cases where we can not extract the taken edge, even though we
5823 found a constant value.
5825 PR tree-optimization/64058
5826 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5827 (num_coalesce_pairs): Move up earlier in file.
5828 (find_coalesce_pair): Initialize the INDEX field for each pair
5830 (compare_pairs): No longer sort on the elements in each pair.
5831 Instead break ties with the index of the coalesce pair.
5833 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5836 * config/aarch64/aarch64-protos.h
5837 (aarch64_save_restore_target_globals): New prototype.
5838 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5839 Call the above when popping pragma.
5840 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5842 (aarch64_set_current_function): Rewrite using the above.
5844 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5846 PR tree-optimization/70177
5847 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5848 (extract_ops_from_tree): ... this. In the 2 argument
5849 overload remove _1 suffix.
5850 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5851 (extract_ops_from_tree): ... this.
5852 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5854 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5855 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5856 extract_ops_from_tree instead of 2 operand one.
5858 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5860 PR tree-optimization/70013
5861 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5862 for constant-pool entries.
5864 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5866 PR rtl-optimization/70174
5867 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5868 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5870 PR tree-optimization/70169
5871 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5872 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5875 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5876 Jakub Jelinek <jakub@redhat.com>
5879 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5880 of uninitialized values.
5882 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5884 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5886 ("*trunctddd2"): New pattern definition.
5887 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5890 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5892 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5893 definitions for BFP and DFP rounding modes.
5894 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5895 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5896 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5897 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5900 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5902 * config/s390/constraints.md: Adjust comment.
5903 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5904 s390_decompose_addrstyle_without_index.
5905 * config/s390/predicates.md (shift_count_or_setmem_operand):
5906 Rename to setmem_operand.
5907 * config/s390/s390-protos.h
5908 (s390_decompose_shift_count): Rename to
5909 s390_decompose_addrstyle_without_index.
5910 * config/s390/s390.c (s390_decompose_shift_count)
5911 (s390_mem_constraint, print_shift_count_operand)
5912 (print_operand_address, print_operand): Rename
5913 s390_decompose_shift_count to
5914 s390_decompose_addrstyle_without_index and rename
5915 print_shift_count_operand to print_addrstyle_operand troughout the
5917 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5918 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5919 Rename shift_count_or_setmem_operand to setmem_operand.
5920 * config/s390/vx-builtins.md ("vec_insert<mode>")
5921 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5924 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5927 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5928 Handle overlapping retval and newval.
5930 2016-03-10 Nick Clifton <nickc@redhat.com>
5933 * config/aarch64/aarch64.c
5934 (aarch64_override_options_after_change_1): When forcing
5935 flag_omit_frame_pointer to be true, use a special value that can
5936 be detected if this function is called again, thus preventing
5937 flag_omit_leaf_frame_pointer from being forced to be false.
5939 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5941 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5942 Set x_flag_omit_leaf_frame_pointer when handling
5943 -momit-leaf-frame-pointer.
5945 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5948 * cgraph.c (cgraph_node::dump): Dump split_part and
5949 indirect_call_target.
5950 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5951 * ipa.c (has_addr_references_p): Cleanup.
5952 (is_indirect_call_target_p): New.
5953 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5954 called indirectly as local.
5955 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5957 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5960 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5961 on cxa_pure_virtual.
5963 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5966 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5968 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5971 * tree.c (need_assembler_name_p): Only record main variant type names.
5973 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5976 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5977 Always define to 0 or 1.
5978 (TARGET_FIX_ERR_A53_843419): New macro.
5979 * config/aarch64/aarch64-elf-raw.h
5980 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5981 * config/aarch64/aarch64-linux.h: Likewise.
5982 * config/aarch64/aarch64.c
5983 (aarch64_override_options_after_change_1): Do not default
5984 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5986 (aarch64_attributes): Handle fix-cortex-a53-843419.
5987 (aarch64_can_inline_p): Likewise.
5988 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5990 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5991 Jakub Jelinek <jakub@redhat.com>
5993 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
5994 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
5995 DECL_COMMONS if flag_unconstrained_commons is set.
5996 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5997 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
5998 (funconstrained-commons): Document.
6000 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6002 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6003 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6005 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6007 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6008 has a proper number of elements.
6010 2016-03-10 Alan Modra <amodra@gmail.com>
6012 PR rtl-optimization/69195
6013 PR rtl-optimization/47992
6014 * ira.c (recorded_label_ref): Delete.
6015 (update_equiv_regs): Return void.
6016 (indirect_jump_optimize): New function.
6017 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6018 before regstat_compute_ri. Don't rebuild_jump_labels here.
6019 Delete update_regstat.
6021 2016-03-10 Richard Biener <rguenther@suse.de>
6023 PR tree-optimization/70128
6024 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6025 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6027 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6029 PR tree-optimization/70152
6030 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6031 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6034 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6035 instead of gen_sse2_loadlpd.
6036 * config/i386/sse.md (*vec_concatv2df): Rename to...
6037 (vec_concatv2df): ... this.
6039 PR tree-optimization/70127
6040 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6042 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6046 * diagnostic-show-locus.c (compatible_locations_p): New function.
6047 (layout::layout): Sanitize ranges using compatible_locations_p.
6049 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6053 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6054 location_range param with three const expanded_locations * and a
6056 (layout::layout): Replace call to
6057 rich_location::lazily_expand_location with get_expanded_location.
6058 Extract the range and perform location expansion here, passing
6059 the results to the layout_range ctor.
6060 * diagnostic.c (source_range::debug): Delete.
6061 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6062 of rich_location::get_expanded_location.
6063 * gcc-rich-location.c (get_range_for_expr): Delete.
6064 (gcc_rich_location::add_expr): Reimplement to avoid the
6065 rich_location::add_range overload that took a location_range,
6066 passing a location_t instead.
6068 2016-03-09 Richard Biener <rguenther@suse.de>
6069 Jakub Jelinek <jakub@redhat.com>
6071 PR tree-optimization/70138
6072 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6073 Also skip vect_double_reduction_def.
6075 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6078 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6079 if the operand is "m".
6081 2016-03-09 Nathan Sidwell <nathan@acm.org>
6083 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6085 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6087 * config/i386/i386.c (processor_target_table): Fix cost table
6088 intialization order for znver1.
6090 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6092 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6093 - becuase -> because.
6094 * ipa-reference.c (ignore_module_statics): Likewise.
6095 * cgraph.c (cgraph_node::get_body): Likewise.
6096 * ipa-inline.c (early_inliner): Likewise.
6097 * ipa-devirt.c (types_same_for_odr): Likewise.
6098 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6099 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6101 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6103 * tree-ssa-math-opts.c: Fix typo in comment.
6105 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6108 * config/i386/i386.c (scalar_chain::make_vector_copies,
6109 scalar_chain::convert_reg): Call end_sequence in between
6110 get_insns and emit_conversion_insns rather than after both
6113 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6116 * config/i386/i386.h (machine_function): Add
6117 pc_thunk_call_expanded flag.
6118 (ix86_pc_thunk_call_expanded): New define.
6119 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6120 (*set_got): Rename insn pattern from set_got.
6121 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6122 * config/i386/i386.c (ix86_compute_frame_layout): Use
6123 ix86_pc_thunk_call_expanded to prevent red-zone.
6125 2016-03-07 Martin Jambor <mjambor@suse.cz>
6127 * hsa.h (hsa_get_ctor_statements): Declare.
6128 (hsa_get_dtor_statements): Likewise.
6129 (hsa_get_kernel_dispatch_type): Likewise.
6130 * hsa.c (hsa_get_ctor_statements): New function.
6131 (hsa_get_dtor_statements): Likewise.
6132 (hsa_get_kernel_dispatch_type): Likewise.
6133 * hsa-brig.c (hsa_cdtor_statements): Removed.
6134 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6135 hsa_get_dtor_statements.
6136 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6137 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6139 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6141 * config/arm/arm-cores.def (cortex-r8): New.
6142 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6143 * config/arm/arm-tune.md: Likewise.
6144 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6146 2016-03-07 Martin Sebor <msebor@redhat.com>
6148 PR rtl-optimization/19705
6149 * doc/invoke.texi (Options That Control Optimization): Clarify
6150 -fno-branch-count-reg.
6152 2016-02-26 Richard Biener <rguenther@suse.de>
6153 Jeff Law <law@redhat.com>
6155 PR tree-optimization/69740
6156 * cfghooks.c (remove_edge): Request loop fixups if we delete
6157 an edge that might turn an irreducible loop into a natural
6159 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6160 Move after definition of loops_state_clear.
6162 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6164 PR rtl-optimization/69052
6165 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6168 2016-03-07 Tom de Vries <tom@codesourcery.com>
6170 PR tree-optimization/70116
6171 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6172 is_tm_ending stmts and ubsan/asan internal functions.
6173 (find_duplicate): Use it. Don't test is_tm_ending here.
6175 2016-03-07 Richard Biener <rguenther@suse.de>
6177 PR tree-optimization/70115
6178 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6179 (propagate_constants_for_unrolling): Use replace_uses_by.
6181 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6184 * omp-low.c (struct oacc_loop): Add ifns.
6185 (new_oacc_loop_raw): Initialize it.
6186 (finish_oacc_loop): Clear mask & flags if no ifns.
6187 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6188 (oacc_loop_xform_loop): Add ifns arg & adjust.
6189 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6191 2016-03-07 Richard Henderson <rth@redhat.com>
6194 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6195 (insert_value_copy_on_edge): Likewise.
6197 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6199 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6201 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6204 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6206 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6208 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6210 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6212 Fix sseimul type attribute.
6213 * config/i386/znver1.md
6214 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6215 znver1_sseimul_avx256_load) : Fix the type attribute.
6216 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6217 pipe usage and latency.
6219 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6222 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6223 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6226 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6229 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6231 PR rtl-optimization/69941
6232 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6233 the reg share its mode.
6235 2016-03-04 Jeff Law <law@redhat.com>
6237 PR tree-optimization/69196
6238 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6239 If the both SSA_NAMEs are anonymous, then consider them unassociated
6240 and include the PHI in the statement count.
6242 2016-03-05 Tom de Vries <tom@codesourcery.com>
6244 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6245 construct in oacc routine. Check for oacc region in oacc routine.
6247 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6250 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6251 2016-02-22 changes, instead don't recurse if RECUR is already true.
6252 Don't change *dynamic_check if RECUR. Adjust recursive caller
6253 to pass true to the new argument.
6254 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6257 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6258 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6260 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6262 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6264 PR rtl-optimization/57676
6265 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6268 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6270 * tree-vect-patterns.c (search_type_for_mask): Handle
6271 comparison of booleans.
6273 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6275 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6279 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6280 all other ops that have dw_val_class_die_ref operands,
6281 and DW_OP_GNU_entry_value.
6283 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6285 PR rtl-optimization/69904
6286 * config/arm/arm.c (arm_cannot_copy_insn_p):
6287 Return true for load-exclusive instructions.
6289 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6292 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6293 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6294 the pattern no matter if it is used just by non-pattern, pattern
6296 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6297 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6298 oprnd1 def_stmt is in pattern, don't look through it.
6300 2016-03-03 Marek Polacek <polacek@redhat.com>
6303 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6305 2016-03-03 Martin Liska <mliska@suse.cz>
6307 PR tree-optimization/70043
6308 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6309 previous statement if we see a debug statement.
6311 2016-03-03 Richard Biener <rguenther@suse.de>
6313 PR tree-optimization/55936
6314 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6315 parameter and guard unsafe equivalence use.
6316 (vrp_evaluate_conditional_warnv_with_ops): Always use
6317 safe equivalences but not via the quadratic compare_names
6320 2016-03-03 Michael Collison <michael.collison@linaro.org>
6323 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6324 for operand 1 to s_register_operand. Change predicate for operand
6325 2 to arm_not_immediate_operand.
6327 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6329 * doc/tm.texi: Regenerated.
6331 2016-03-02 Richard Henderson <rth@redhat.com>
6334 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6335 simplification when all args are positive non-fixed registers.
6337 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6339 * target.def (lra_p): Specify that new ports should use LRA.
6341 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6344 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6345 gimplify_type_sizes the type they refer to.
6346 (omp_notice_variable): Handle reference vars to VLAs.
6347 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6348 reference to VLA decls in the second pass instead of first pass.
6350 2016-03-02 Tom de Vries <tom@codesourcery.com>
6352 PR tree-optimization/68659
6353 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6354 new_expr == NULL_TREE.
6355 (get_new_name): Handle ADDR_EXPR.
6357 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6359 PR rtl-optimization/69052
6360 * loop-invariant.c (canonicalize_address): New function.
6361 (inv_can_prop_to_addr_use): Check validity of address expression
6362 which is canonicalized by above function.
6364 2016-03-02 Alan Modra <amodra@gmail.com>
6367 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6370 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6373 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6374 (*movhi_internal): Put mask moves from and to memory separately
6375 from moves from/to GPRs.
6377 2016-03-02 Richard Biener <rguenther@suse.de>
6379 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6380 GENERIC expressions in GIMPLE.
6382 2016-03-02 Richard Biener <rguenther@suse.de>
6384 * config/i386/i386.c (type_natural_mode): Fix typo.
6386 2016-03-02 Nick Clifton <nickc@redhat.com>
6388 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6390 2016-03-02 Richard Biener <rguenther@suse.de>
6391 Uros Bizjak <ubizjak@gmail.com>
6394 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6396 2016-03-02 Richard Biener <rguenther@suse.de>
6399 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6401 2016-03-02 Marek Polacek <polacek@redhat.com>
6404 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6405 "is promoted to" warning.
6407 2016-03-01 DJ Delorie <dj@redhat.com>
6409 * config.gcc: Deprecate mep-*.
6411 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6414 * lra-constraints.c (regno_val_use_in): New.
6415 (match_reload): Use it instead of regno_use_in.
6417 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6419 PR rtl-optimization/70007
6420 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6421 references present in REG_EQUAL notes attached to non-SET patterns.
6423 2016-03-01 Jeff Law <law@redhat.com>
6425 PR tree-optimization/69196
6426 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6427 Appropriately clamp the number of statements to copy when the
6428 thread path does not traverse a loop backedge.
6430 PR tree-optimization/69196
6431 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6432 Do count some PHIs in the thread path against the insn count. Decrease
6433 final statement count by one as the control statement in the last
6434 block will get removed. Remove special cased code for handling PHIs
6437 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6440 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6441 asm dialect alternatives to explicit GOTPCREL calls.
6443 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6446 * ira.c (do_reload): Issue warning for generic stack checking here...
6447 * reload1.c (reload): ...instead of here and streamline it.
6449 2016-03-01 Nick Clifton <nickc@redhat.com>
6451 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6453 2016-03-01 Richard Biener <rguenther@suse.de>
6455 PR tree-optimization/69983
6456 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6457 types and fall back to operand_equal_p.
6459 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6462 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6464 * config/s390/constraints.md ("jm8"): New constraint.
6465 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6467 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6469 ("*setmem_long<setmem_and>"): New pattern.
6470 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6472 ("*setmem_long_31z<setmem_and>"): New pattern.
6473 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6474 New substitution rules with the required attributes.
6477 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6480 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6482 * gensupport.c (process_substs_on_one_elem): Split loop to
6483 complete mark_operands_used_in_match_dup on all expressions in the
6485 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6486 and remove function.
6488 2016-03-01 Richard Biener <rguenther@suse.de>
6491 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6492 vector BIT_FIELD_REF extract.
6494 2016-03-01 Richard Biener <rguenther@suse.de>
6496 PR tree-optimization/69994
6497 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6499 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6501 PR tree-optimization/69956
6502 * tree-vect-stmts.c (supportable_widening_operation): Support
6503 multi-step conversion of boolean vectors.
6504 (supportable_narrowing_operation): Likewise.
6506 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6508 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6511 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6513 * config/s390/subst.md (DSI_VI): New mode iterator.
6514 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6515 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6516 the insn definition.
6517 ("*vec_set<mode>"): Change predicate and add alternative to
6518 support only either register or const_int operands as element
6520 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6522 ("vec_extract<mode>"): New expander.
6523 ("*vec_extract<mode>"): New insn definition supporting reg and
6524 const_int element selectors.
6525 ("*vec_extract<mode>_plus"): New insn definition supporting
6526 reg+const_int element selectors.
6527 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6528 following expander+insn definition.
6529 ("<vec_shifts_name><mode>3"): New expander.
6530 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6532 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6534 * config/s390/s390.md ("*tabort_1"): Change predicate to
6535 nonmemory_operand. Add a second alternative to cover
6536 register as well as const int operands.
6537 ("*tabort_1_plus"): New pattern definition.
6539 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6541 * config/s390/s390.md ("*ashrdi3_cc_31")
6542 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6543 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6544 Merge insn definitions into ...
6545 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6546 New pattern definition.
6547 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6548 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6549 ("*ashr<mode>3_and"): Merge insn definitions into ...
6550 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6551 New pattern definition.
6552 * config/s390/subst.md ("addr_style_op_cc_subst")
6553 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6554 substitutions patterns plus attributes.
6555 Add ashiftrt to SUBST iterator.
6557 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6559 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6560 op2 to nonmemory_operand.
6561 ("*<shift>di3_31", "*<shift>di3_31_and"):
6562 Merge into single pattern definition ...
6563 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6564 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6565 pattern definition ...
6566 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6567 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6570 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6572 * config/s390/predicates.md (const_int_6bitset_operand): New
6574 * config/s390/s390.md: Include subst.md.
6575 ("rotl<mode>3"): New expander.
6576 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6578 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6579 * config/s390/subst.md: New file.
6581 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6583 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6584 Remove RRR type. It doesn't really exist.
6585 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6587 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6588 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6589 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6590 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6591 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6592 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6593 `enabled' attribute.
6595 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6597 * gensupport.c (process_substs_on_one_elem): Split loop to
6598 complete mark_operands_used_in_match_dup on all expressions in the
6600 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6601 and remove function.
6603 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6606 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6607 (CEIL_NWORDS): ...this. Use CEIL macro.
6608 (compute_fp_layout): Adjust to above renaming.
6609 (function_arg_union_value): Likewise.
6610 (sparc_arg_partial_bytes): Likewise.
6611 (sparc_function_arg_advance): Likewise.
6613 2016-02-29 Jeff Law <law@redhat.com>
6615 PR tree-optimization/70005
6616 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6617 where an object with a boolean range is compared against a value
6620 PR tree-optimization/69999
6621 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6622 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6625 2016-02-29 Richard Biener <rguenther@suse.de>
6627 PR tree-optimization/69994
6628 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6629 (get_unary_op): Look through nop conversions.
6630 (ops_equal_values_p): New function, look for equality diregarding
6632 (eliminate_plus_minus_pair): Use ops_equal_values_p
6633 (repropagate_negates): Do not use get_unary_op here.
6635 2016-02-29 Martin Liska <mliska@suse.cz>
6637 * system.h: Poison ENABLE_CHECKING macro.
6639 2016-02-29 Martin Liska <mliska@suse.cz>
6641 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6642 is presented in dump flags.
6643 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6644 (hsa_regalloc): Likewise.
6646 2016-02-19 Richard Biener <rguenther@suse.de>
6648 PR tree-optimization/69980
6649 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6650 permutation of those we need to keep.
6652 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6655 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6656 (NWORDS_UP): ...this
6657 (init_cumulative_args): Minor tweaks.
6658 (sparc_promote_function_mode): Likewise.
6659 (scan_record_type): Delete.
6660 (traverse_record_type): New function template.
6661 (classify_data_t): New structure type.
6662 (classify_registers): New inline function.
6663 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6664 exhausted. Instantiate traverse_record_type on classify_registers and
6665 deal with the case of a structure passed in slot #15 with no FP field
6667 (assign_data_t): New structure type.
6668 (compute_int_layout): New static function.
6669 (compute_fp_layout): Likewise.
6670 (count_registers): New inline function.
6671 (assign_int_registers): New static function.
6672 (assign_fp_registers): Likewise.
6673 (assign_registers): New inline function.
6674 (function_arg_record_value_1): Delete.
6675 (function_arg_record_value_2): Likewise.
6676 (function_arg_record_value_3): Likewise.
6677 (function_arg_record_value): Adjust to above changes. Instantiate
6678 traverse_record_type on count_registers to first count the number of
6679 registers to be used and then on assign_registers to assign them.
6680 (function_arg_union_value): Adjust to above renaming.
6681 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6682 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6683 case of a structure passed in slot #15
6684 (sparc_function_arg_advance): Likewise.
6685 (function_arg_padding): Minor tweak.
6687 2016-02-29 Richard Biener <rguenther@suse.de>
6689 PR tree-optimization/69720
6690 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6691 the adjustment_def path for possibly vectorized defs.
6692 (vect_create_epilog_for_reduction): Handle vectorized initial
6695 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6697 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6699 2016-02-27 Jeff Law <law@redhat.com>
6702 2016-02-26 Richard Biener <rguenther@suse.de>
6703 Jeff Law <law@redhat.com>
6705 PR tree-optimization/69740
6706 * cfghooks.c (remove_edge): Request loop fixups if we delete
6707 an edge that might turn an irreducible loop into a natural
6710 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6712 PR rtl-optimization/69896
6713 * tree-vect-generic.c (get_compute_type): Avoid single element
6716 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6718 Rename the AArch64 tuning option and related functions to enable the
6719 Newton series for the reciprocal square root to reflect its
6720 approximative characteristic.
6722 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6723 function to "aarch64_emit_approx_rsqrt".
6724 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6725 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6726 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6727 (xgene1_tunings): Likewise.
6728 (use_rsqrt_p): Likewise.
6729 (aarch64_emit_swrsqrt): Use new function name.
6730 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6731 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6732 text explaining this option.
6733 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6735 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6738 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6739 complain about -mallow-movmisalign without -mvsx if
6740 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6742 2016-02-26 Joel Sherrill <joel@rtems.org>
6744 * config.gcc: Add x86_64-*-rtems*.
6745 * gcc/config/i386/rtems-64.h: New file.
6747 2016-02-26 Joel Sherrill <joel@rtems.org>
6749 * config.gcc: Add aarch64-*-rtems*.
6750 * gcc/config/aarch64/rtems.h: New file.
6752 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6755 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6756 shift amount using %h. Add comment.
6758 2016-02-26 Richard Biener <rguenther@suse.de>
6759 Jeff Law <law@redhat.com>
6761 PR tree-optimization/69740
6762 * cfghooks.c (remove_edge): Request loop fixups if we delete
6763 an edge that might turn an irreducible loop into a natural
6766 2016-02-26 Martin Jambor <mjambor@suse.cz>
6769 * tree-sra.c (sra_modify_assign): Do not remove loads of
6770 uninitialized aggregates to SSA_NAMEs.
6772 2016-02-26 Richard Henderson <rth@redhat.com>
6775 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6776 pseudo in case the target rtx matches the source of the left
6779 2016-02-26 Martin Jambor <mjambor@suse.cz>
6782 * hsa.h (hsa_type_packed_p): Declare.
6783 * hsa.c (hsa_type_packed_p): New function.
6784 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6786 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6787 * hsa-brig.c (emit_basic_insn): Likewise.
6789 2016-02-26 Martin Jambor <mjambor@suse.cz>
6792 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6794 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6796 2016-02-26 Martin Jambor <mjambor@suse.cz>
6798 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6799 hsa_op_with_type operands.
6800 (hsa_unsigned_type_for_type): Declare.
6801 * hsa.c (hsa_unsigned_type_for_type): New function.
6802 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6803 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6804 the finalizer. Do not emit extra move.
6806 2016-02-26 Martin Jambor <mjambor@suse.cz>
6808 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6809 atomic operations in private segment.
6811 2016-02-26 Martin Jambor <mjambor@suse.cz>
6813 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6814 statements to wi->info. Also disallow omp simd constructs.
6815 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6816 for not gridifying. Dump special string for omp_for.
6818 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6821 * config/aarch64/aarch64.c (aarch64_set_current_function):
6822 Save/restore target globals when switching to
6823 target_option_default_node.
6825 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6828 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6829 Return 0 if !SHIFT_COUNT_TRUNCATED.
6831 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6832 Eric Botcazou <ebotcazou@adacore.com>
6834 PR rtl-optimization/69891
6835 * dse.c (scan_insn): If we can't figure out memset arguments
6836 or they are non-constant, call clear_rhs_from_active_local_stores.
6838 2016-02-26 Martin Liska <mliska@suse.cz>
6840 * doc/extend.texi: Mention clog10, clog10f an clog10l
6841 in Builtins section.
6843 2016-02-26 Martin Liska <mliska@suse.cz>
6845 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6847 (resolve_args_picking_1): Likewise.
6848 * dwarf2out.h (struct GTY): Likewise.
6850 2016-02-26 Martin Liska <mliska@suse.cz>
6852 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6854 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6856 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6857 Martin Liska <mliska@suse.cz>
6859 * doc/install.texi: Mention --enable-valgrind-annotations.
6861 2016-02-26 Richard Biener <rguenther@suse.de>
6863 PR tree-optimization/69551
6864 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6865 looking through aliases adjust DECL_PT_UID to refer to the
6866 ultimate alias target.
6868 2016-02-25 Martin Liska <mliska@suse.cz>
6871 * alloc-pool.c (after_memory_report): New variable.
6872 * alloc-pool.h (base_pool_allocator ::release): Do not use
6873 the infrastructure if after_memory_report.
6874 * toplev.c (toplev::main): Mark after memory report.
6876 2016-02-25 Richard Biener <rguenther@suse.de>
6878 PR tree-optimization/48795
6879 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6881 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6884 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6885 offloading is enabled and -fopenacc or -fopenmp is specified.
6886 (CRTOFFLOADEND): Likewise.
6887 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6888 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6889 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6890 (offload_objects_file_name): New static var.
6891 (tool_cleanup): Remove offload_objects_file_name file.
6892 (find_offloadbeginend): Replace with ...
6893 (find_crtoffloadtable): ... this.
6894 (run_gcc): Remove offload_argc and offload_argv.
6895 Get offload_objects_file_name from -foffload-objects=... option.
6896 Read names of object files with offload from this file, pass them to
6897 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6898 don't pass offloadbegin and offloadend to the linker. Don't pass
6899 offload non-LTO files to the linker, because now they're not claimed.
6901 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6904 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6905 on builtin_unreachable.
6907 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6909 PR rtl-optimization/69896
6910 * regcprop.c: Include cfgrtl.h.
6911 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6912 than remembered mode, either delete it (if noop_move_p), or
6913 treat like copy_p but not noop_p instruction.
6915 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6918 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6919 - allow NULL decl for Fortran DW_TAG_common_block variables.
6921 2016-02-24 Jason Merrill <jason@redhat.com>
6923 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6925 2016-02-24 Richard Biener <rguenther@suse.de>
6926 Jakub Jelinek <jakub@redhat.com>
6929 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6930 conditionally executed ops to well-defined overflow behavior.
6932 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6935 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6938 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6940 PR rtl-optimization/69886
6941 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6942 argument. Use it when checking validity of set instructions.
6943 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6944 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6946 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6947 * store-motion.c (find_moveable_store): Update
6948 can_assign_to_reg_without_clobbers_p callsite.
6950 2016-02-24 Richard Biener <rguenther@suse.de>
6953 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6955 (record_nonwrapping_iv): Do not fall back to the low/high bound
6956 for non-constant IV bases if the stmt is not always executed.
6958 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6960 * config/arm/arm-cores.def (cortex-a32): New entry.
6961 * config/arm/arm-tables.opt: Regenerate.
6962 * config/arm/arm-tune.md: Regenerate.
6963 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6964 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6965 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6966 for -mcpu and -mtune.
6968 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6971 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6972 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6973 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6974 (atomic_loaddi_1): Delete.
6975 (atomic_loaddi): Rewrite expander using the above changes.
6977 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6980 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6983 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6984 Richard Biener <rguenth@suse.de>
6987 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6988 set_mem_attributes if tem is SSA_NAME which got expanded
6991 2016-02-24 Richard Biener <rguenther@suse.de>
6993 PR tree-optimization/69907
6994 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
6995 end of permutations for BB vectorization.
6997 2016-02-24 Christian Bruel <christian.bruel@st.com>
6999 * config/arm/arm-c.c (arm_option_override): Initialize
7000 target_option_current_node.
7001 * config/arm/arm.c (arm_pragma_target_parse): Replace
7002 build_target_option_node call by target_option_current_node.
7003 Set target_option_current_node.
7006 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7009 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7010 define_insn_and_split to define_insn.
7011 (zero_extendqi<mode>2_dot2): Same.
7012 (extendqi<mode>2_dot): Same.
7013 (extendqi<mode>2_dot2): Same.
7015 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7017 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7018 and add bypass for AES{D,E} and AESMC pairs.
7019 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7022 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7024 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7025 series for reciprocal square root in Exynos M1.
7027 2016-02-23 Martin Sebor <msebor@redhat.com>
7030 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7031 __builtin_alloca_with_align.
7033 2016-02-23 Richard Henderson <rth@redhat.com>
7035 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7036 (ix86_register_pragmas): Remove __seg_tls.
7037 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7038 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7039 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7040 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7041 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7042 * doc/extend.texi (__seg_tls): Remove item.
7044 2016-02-23 Richard Biener <rguenther@suse.de>
7046 * alloc-pool.h (struct allocation_object): Make id member
7047 conditional on CHECKING_P again.
7048 (get_instance): Adjust.
7049 (base_pool_allocator): Likewise.
7051 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7053 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7054 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7056 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7058 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7060 2016-02-23 Richard Biener <rguenther@suse.de>
7062 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7063 * bitmap.h (struct bitmap_usage): Likewise.
7064 (bitmap_move): Declare.
7065 * bitmap.c (register_overhead): Take size_t argument.
7066 (bitmap_move): New function.
7067 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7068 to properly account overhead.
7069 * tree.c (free_node): Use tree_size.
7071 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7074 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7075 when inverting comparison.
7078 * common.opt (Wunreachable-code): Add Warning flag.
7080 2016-02-23 Mark Wielaard <mjw@redhat.com>
7081 Jakub Jelinek <jakub@redhat.com>
7084 * cgraphunit.c (check_global_declaration): Check main_input_filename
7085 and DECL_SOURCE_FILE are not NULL.
7087 2016-02-23 Martin Jambor <mjambor@suse.cz>
7089 PR tree-optimization/69666
7090 * tree-sra.c (sra_modify_assign): Do not attempt to create
7091 default_def replacements for unscalarizable regions.
7093 2016-02-20 Mark Wielaard <mjw@redhat.com>
7096 * cgraphunit.c (check_global_declaration): Check level of
7097 warn_unused_const_variable and main_input_filename.
7098 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7099 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7100 (-Wunused-const-variable): Explain levels 1 and 2.
7102 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7105 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7106 identical arguments. Formatting and spelling fixes.
7109 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7114 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7115 and m68k-devices.def.
7116 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7117 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7119 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7121 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7122 and HImode registers.
7124 2016-02-22 Richard Biener <rguenther@suse.de>
7126 PR tree-optimization/69882
7127 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7128 preserve permutations present because of gaps.
7129 (vect_supported_load_permutation_p): Always continue checking
7130 permutations after vect_attempt_slp_rearrange_stmts.
7132 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7134 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7135 min_profitable_estimate, rather than min_profitable_iters.
7137 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7140 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7141 SImode for last match_operand.
7143 2016-02-22 Martin Liska <mliska@suse.cz>
7145 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7146 return bitsize - 1 as the return value.
7148 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7152 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7153 Handle negative shift counts.
7154 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7155 force_reg on the shift constant.
7156 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7157 (lshrsi3_d): Handle negative shift counts.
7159 2016-02-22 Richard Biener <rguenther@suse.de>
7160 Tom de Vries <tom@codesourcery.com>
7162 * graph.c: Include dumpfile.h.
7163 (print_graph_cfg): Split into three overloads.
7164 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7166 2016-02-22 Tom de Vries <tom@codesourcery.com>
7168 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7171 2016-02-22 Richard Biener <rguenther@suse.de>
7174 * ipa-inline-transform.c (inline_call): When not updating
7175 overall summaries adjust self size by the growth estimate.
7176 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7177 hash-set, do not update overall summaries here. Renamed from ...
7178 (inline_to_all_callers): ... this which is now wrapping the
7179 above and performing delayed overall summary update.
7180 (early_inline_small_functions): Delay updating of the overall
7183 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7185 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7188 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7191 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7192 :%* in %:gt() argument.
7193 (greater_than_spec_func): Adjust for expecting only numbers,
7194 if there are more than two numbers, compare the last two.
7196 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7198 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7199 -Wnarrowing with -std.
7201 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7204 * expr.c (store_field): Don't use bit-field path if exp is
7205 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7206 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7207 and the assignment can be performed by bitwise copy. Formatting
7211 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7212 call copy_reg_eh_region_note_forward on before and/or after sequences
7213 and remove note from insn if it no longer can throw.
7216 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7219 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7221 * config/s390/vector.md: Add missing commutative operand markers
7222 to the patterns which qualify for one.
7223 * config/s390/vx-builtins.md: Likewise.
7225 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7227 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7228 types to mode iterators.
7229 (vec_double): ... and mode attribute.
7230 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7232 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7234 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7235 Change the predicate of op2 from nonimmediate to general and let
7236 reload fix it if necessary.
7238 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7240 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7242 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7244 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7247 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7249 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7250 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7251 * config/s390/s390.md ("movstr<P:mode>"): Call
7252 s390_expand_vec_movstr.
7254 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7256 * config/s390/s390.md: Add missing output modifier for operand 1
7257 to print it as address properly.
7259 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7261 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7262 * config/s390/2964.md: New file.
7263 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7264 of insn grouping attributes depending on the CPU level.
7265 (s390_get_unit_mask): New function.
7266 (s390_sched_score): Remove the OOO from the scheduling macros.
7267 Add loop to calculate a score for the instruction mix.
7268 (s390_sched_reorder): Likewise plus improve debug output.
7269 (s390_sched_variable_issue): Rename macros as above. Calculate
7270 the unit distances after actually scheduling an insn. Improve
7272 (s390_sched_init): Clear last_scheduled_unit_distance array.
7273 * config/s390/s390.md: Include 2964.md.
7275 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7278 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7279 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7280 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7281 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7282 *avx512f_<code>v8div16qi2_mask_1): New insns.
7284 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7287 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7290 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7291 earlyclobber from target. Use wF constraint for fused memory
7293 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7295 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7296 Martin Liska <mliska@suse.cz>
7299 * cfgexpand.c (asan_sanitize_stack_p): New function.
7300 (partition_stack_vars): Use the function.
7301 (expand_stack_vars): Likewise.
7302 (defer_stack_allocation): Likewise.
7303 (expand_used_vars): Likewise.
7305 2016-02-18 Richard Biener <rguenther@suse.de>
7308 * fold-const.c (operand_equal_p): Properly compare offsets for
7309 IMAGPART_EXPR and ARRAY_REF.
7311 2016-02-18 Nick Clifton <nickc@redhat.com>
7315 * config/arm/arm.c (arm_option_override_internal): Disable
7316 interworking if the target does not support thumb instructions.
7317 (arm_reload_in_hi): Handle the case where a register to register
7318 move needs reloading because there is no simple pattern to handle
7320 (arm_reload_out_hi): Likewise.
7322 2016-02-18 Richard Biener <rguenther@suse.de>
7325 * match.pd: Don't use fold_binary or fold_unary for folding
7328 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7331 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7332 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7333 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7334 warn on gimple_no_warning_p statements.
7336 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7338 * doc/extend.texi (C++ Attributes): Correct description of
7339 warn_unused type attribute.
7341 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7343 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7344 correct instruction.
7346 2016-02-17 Richard Biener <rguenther@suse.de>
7348 PR rtl-optimization/69609
7349 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7350 (find_traces_1_round): When ending a trace update cached priority
7352 (bb_to_key): Use cached priority when available.
7353 (copy_bb): Initialize cached priority.
7354 (reorder_basic_blocks_software_trace_cache): Likewise.
7356 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7359 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7361 (aarch64_comparison_operator): Break overly long line into two.
7362 (aarch64_comparison_operation): Likewise.
7363 * config/aarch64/aarch64.md (cstorecc4): Use
7364 aarch64_comparison_operator_mode instead of
7365 aarch64_comparison_operator.
7366 (cstore<mode>4): Likewise.
7367 (aarch64_cstore<mode>): Likewise.
7368 (*cstoresi_insn_uxtw): Likewise.
7369 (cstore<mode>_neg): Likewise.
7370 (*cstoresi_neg_uxtw): Likewise.
7372 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7375 * config/arm/predicates.md (arm_comparison_operator_mode):
7377 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7378 instead of arm_comparison_operator.
7379 (*mov_negscc): Likewise.
7380 (*mov_notscc): Likewise.
7381 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7382 (*thumb2_mov_negscc): Likewise.
7383 (*thumb2_mov_negscc_strict_it): Likewise.
7384 (*thumb2_mov_notscc): Likewise.
7385 (*thumb2_mov_notscc_strict_it): Likewise.
7387 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7389 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7392 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7394 * config/visium/visium.c (machine_libfunc_index): New enum.
7395 (machine_libfuncs): New structure.
7396 (visium_libfuncs): New static variable.
7397 (TARGET_INIT_LIBFUNCS): Define to...
7398 (visium_init_libfuncs): ...this. New function.
7399 (expand_block_move_4): Use the appropriate libfunc.
7400 (expand_block_move_2): Likewise.
7401 (expand_block_move_1): Likewise.
7402 (expand_block_set_4): Likewise.
7403 (expand_block_set_2): Likewise.
7404 (expand_block_set_1): Likewise.
7405 (visium_trampoline_init): Likewise.
7407 2016-02-17 Nick Clifton <nickc@redhat.com>
7409 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7410 TI's devices.csv file as of March 2016.
7412 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7415 * opts-global.c (handle_common_deferred_options): Introduce and
7416 initialize two global variables to remember command-line options
7417 specifying a stack-limiting register.
7418 * opts.h: Add extern declarations of the two new global variables.
7419 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7420 variable based on the values of the two new global variables.
7422 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7425 * common.opt (Wnonnull-compare): New warning.
7426 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7427 of arguments against NULL.
7428 (-Wnonnull-compare): Document.
7429 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7430 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7431 * passes.def (pass_warn_nonnull_compare): Add.
7432 * gimple-ssa-nonnull-compare.c: New file.
7434 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7436 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7437 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7439 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7441 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7442 reciprocal sqrt for -mlow-precision-recip-sqrt.
7444 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7445 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7447 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7448 always use lane loads to construct non-constant vectors.
7450 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7452 * config/aarch64/aarch64.md
7453 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7454 constraints for operand 3.
7455 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7457 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7458 Richard Biener <rguenther@suse.de>
7460 PR tree-optimization/69820
7461 * tree-vect-patterns.c (type_conversion_p): Return false if
7462 *orig_type is unsigned single precision or boolean.
7463 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7466 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7468 PR rtl-optimization/69764
7469 PR rtl-optimization/69771
7470 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7471 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7473 2016-02-16 Richard Biener <rguenther@suse.de>
7475 PR tree-optimization/69776
7476 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7478 (indirect_refs_may_alias_p): Likewise.
7479 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7480 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7481 according to tbaa_p.
7482 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7483 (optimize_stmt): For redundant store discovery do not allow tbaa.
7485 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7487 PR tree-optimization/69714
7488 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7489 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7491 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7493 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7494 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7495 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7496 * config/arc/arc.c (arc_init): Check FPU options.
7497 (get_arc_condition_code): Handle new CC_FPU* modes.
7498 (arc_select_cc_mode): Likewise.
7499 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7500 register pair only. Allow access for ARCv2 accumulator.
7501 (gen_compare_reg): Whenever we have FPU support use FPU compare
7503 (arc_reorg): Don't generate brcc insns when FPU compare
7504 instructions are involved.
7505 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7506 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7507 floating point emulation.
7508 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7509 (REVERSE_CONDITION): Add new CC_FPU* modes.
7510 (TARGET_FP_SP_BASE): Define.
7511 (TARGET_FP_DP_BASE): Likewise.
7512 (TARGET_FP_SP_FUSED): Likewise.
7513 (TARGET_FP_DP_FUSED): Likewise.
7514 (TARGET_FP_SP_CONV): Likewise.
7515 (TARGET_FP_DP_CONV): Likewise.
7516 (TARGET_FP_SP_SQRT): Likewise.
7517 (TARGET_FP_DP_SQRT): Likewise.
7518 (TARGET_FP_DP_AX): Likewise.
7519 * config/arc/arc.md (ARCV2_ACC): New constant.
7520 (type): New fpu type attribute.
7521 (SDF): Conditional iterator.
7522 (cstore<mode>, cbranch<mode>): Change expand condition.
7523 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7524 handles FPU/FPX cases as well.
7525 * config/arc/arc.opt (mfpu): New option.
7526 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7528 (adddf3, muldf3, subdf3): Removed.
7529 * config/arc/predicates.md (proper_comparison_operator): Recognize
7531 * config/arc/fpu.md: New file.
7532 * doc/invoke.texi (ARC Options): Document mfpu option.
7534 2016-02-16 Richard Biener <rguenther@suse.de>
7536 PR rtl-optimization/69291
7537 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7538 noce_operand_ok check.
7540 2016-02-16 Tom de Vries <tom@codesourcery.com>
7543 * omp-low.c (simd_clone_create): Remove call to
7544 symtab->call_cgraph_insertion_hooks.
7546 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7548 PR tree-optimization/69802
7549 * tree-ssa-reassoc.c (update_range_test): If op is
7550 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7551 op == 1 test of precision 1 integral op, otherwise handle
7552 that case as op itself. Fix up formatting.
7553 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7556 2016-02-16 Richard Biener <rguenther@suse.de>
7558 PR tree-optimization/69586
7559 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7560 types for conversion sources.
7562 2016-02-16 Richard Biener <rguenther@suse.de>
7565 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7566 mask OEP_ADDRESS_OF.
7568 2016-02-16 Alan Modra <amodra@gmail.com>
7571 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7572 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7573 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7575 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7576 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7577 (p8_fmrgow_<mode>): Likewise.
7578 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7580 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7581 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7582 to use movdi_internal64. Remove op0_di.
7583 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7585 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7587 Add support for the FCCMP insn types
7589 * config/aarch64/aarch64.md (fccmp): Change insn type.
7591 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7592 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7593 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7594 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7595 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7596 * config/arm/types.md (fccmps): Add new insn type.
7599 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7601 * alias.c (get_alias_set): Fix a typo in comment.
7603 2016-02-15 Richard Biener <rguenther@suse.de>
7605 PR tree-optimization/69595
7606 * match.pd: Complete range test simplification to true.
7608 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7610 PR rtl-optimization/69648
7611 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7612 pic_offset_table_rtx.
7614 PR rtl-optimization/69752
7615 * ira.c (update_equiv_regs): When looking for more than a single SET,
7616 also take other side effects into account.
7618 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7620 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7621 for z900+ CPUs in 31-bit mode.
7623 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7625 * common/config/s390/s390-common.c (s390_supports_split_stack):
7627 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7628 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7629 * config/s390/s390.c (struct machine_function): New field
7630 split_stack_varargs_pointer.
7631 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7632 in s390_emit_prologue.
7633 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7635 (morestack_ref): New global.
7636 (SPLIT_STACK_AVAILABLE): New macro.
7637 (s390_expand_split_stack_prologue): New function.
7638 (s390_live_on_entry): New function.
7639 (s390_va_start): Use split-stack vararg pointer if appropriate.
7640 (s390_asm_file_end): Emit the split-stack note sections.
7641 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7642 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7643 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7644 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7645 (split_stack_prologue): New expand.
7646 (split_stack_space_check): New expand.
7647 (split_stack_data): New insn.
7648 (split_stack_call): New expand.
7649 (split_stack_call_*): New insn.
7650 (split_stack_cond_call): New expand.
7651 (split_stack_cond_call_*): New insn.
7653 2016-02-15 Richard Biener <rguenther@suse.de>
7655 PR tree-optimization/69783
7656 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7657 Add trivially correct cases.
7659 2016-02-15 Tom de Vries <tom@codesourcery.com>
7662 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7664 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7666 2016-02-15 Richard Biener <rguenther@suse.de>
7668 PR tree-optimization/69776
7669 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7670 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7671 indicate whether we can use TBAA to disambiguate against stores.
7672 Use alias-set zero if not.
7673 (visit_reference_op_store): Do not use TBAA when looking up
7675 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7676 (eliminate_dom_walker::before_dom_children): But not when looking
7677 up redundant stores.
7679 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7681 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7683 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7685 * config/i386/znver1.md
7686 (znver1_pop, znver1_pop_mem,
7687 znver1_load_imov_double_store,
7688 znver1_load_imov_direct_store,
7689 znver1_load_imov_direct_load,
7690 znver1_load_imov_double_load): Add new.
7691 (znver1_insn, znver1_insn_load): Add icmov type.
7693 znver1_sseavx_fma_load,
7695 znver1_avx256_fma_load): Fix pipe usage.
7697 2016-02-14 Alan Modra <amodra@gmail.com>
7700 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7701 with an invalid hard reg, reload just the reg not the entire
7702 pre/post-inc/dec address expression.
7704 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7707 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7708 fixed R1_REG scratch reg.
7709 (sibcall_value_pcrel_fdpic): Likewise.
7711 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7715 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7717 2016-02-12 Walter Lee <walt@tilera.com>
7719 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7720 * config/tilegx/t-tilegx: Likewise.
7722 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7725 * diagnostic-show-locus.c (struct line_span): New struct.
7726 (layout::get_first_line): Delete.
7727 (layout::get_last_line): Delete.
7728 (layout::get_num_line_spans): New member function.
7729 (layout::get_line_span): Likewise.
7730 (layout::print_heading_for_line_span_index_p): Likewise.
7731 (layout::get_expanded_location): Likewise.
7732 (layout::calculate_line_spans): Likewise.
7733 (layout::m_first_line): Delete.
7734 (layout::m_last_line): Delete.
7735 (layout::m_line_spans): New field.
7736 (layout::layout): Update comment. Replace m_first_line and
7737 m_last_line with m_line_spans, replacing their initialization
7738 with a call to calculate_line_spans.
7739 (diagnostic_show_locus): When printing source lines and
7740 annotations, rather than looping over a single span
7741 of lines, instead loop over each line_span within
7742 the layout, with an inner loop over the lines within them.
7743 Call the context's start_span callback when changing line spans.
7744 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7745 (diagnostic_build_prefix): Break out the building of the location
7746 part of the string into...
7747 (diagnostic_get_location_text): ...this new function, rewriting
7748 it from nested ternary expressions to a sequence of "if"
7750 (default_diagnostic_start_span_fn): New function.
7751 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7752 (diagnostic_context::start_span): New field.
7753 (default_diagnostic_start_span_fn): New prototype.
7755 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7758 * gcc.c (driver::finalize): Fix cleanup of "specs".
7760 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7764 * gcc.c (driver::driver): Initialize m_option_suggestions.
7765 (driver::~driver): Clean up m_option_suggestions.
7766 (suggest_option): Convert to...
7767 (driver::suggest_option): ...this, and split out into
7768 driver::build_option_suggestions and find_closest_string.
7769 (driver::build_option_suggestions): New function, from
7770 first half of suggest_option. Special-case
7771 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7772 the sanitizer_opts array. For options of enum types, add the
7773 various enum values to the candidate strings.
7774 (driver::handle_unrecognized_options): Remove "const".
7775 * gcc.h (driver::handle_unrecognized_options): Likewise.
7776 (driver::build_option_suggestions): New decl.
7777 (driver::suggest_option): New decl.
7778 (driver::m_option_suggestions): New field.
7779 * opts-common.c (add_misspelling_candidates): New function.
7780 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7781 and make non-static.
7782 * opts.h (sanitizer_opts): New array decl.
7783 (add_misspelling_candidates): New function decl.
7784 * spellcheck.c (find_closest_string): New function.
7785 * spellcheck.h (find_closest_string): New function decl.
7787 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7789 PR rtl-optimization/69764
7790 PR rtl-optimization/69771
7791 * optabs.c (expand_binop_directly): For shift_optab_p, force
7792 convert_modes with VOIDmode if xop1 has VOIDmode.
7794 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7797 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7798 to correctly determine instrumentation thunks.
7800 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7803 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7804 type by reference, force lhs on the call.
7807 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7808 Compute retval and retbnd early in all cases if split_part_return_p
7809 and return_bb is not EXIT. Remove all clobber stmts and reset
7810 all debug stmts that refer to SSA_NAMEs defined in split part,
7811 except if it is retval, in that case replace the old retval with the
7812 lhs of the call to the split part.
7814 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7817 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7820 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7821 whose result is used in PHI.
7822 (maybe_optimize_range_tests): Likewise.
7823 (final_range_test_p): Likweise.
7825 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7828 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7829 whose result is used in PHI.
7830 (maybe_optimize_range_tests): Likewise.
7831 (final_range_test_p): Likweise.
7833 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7835 * cgraph.c: Spelling fixes - behaviour -> behavior and
7836 neighbour -> neighbor.
7837 * target.def: Likewise.
7838 * sel-sched.c: Likewise.
7839 * config/mips/mips.c: Likewise.
7840 * config/arc/arc.md: Likewise.
7841 * config/arm/cortex-a57.md: Likewise.
7842 * config/arm/arm.c: Likewise.
7843 * config/arm/neon.md: Likewise.
7844 * config/arm/arm-c.c: Likewise.
7845 * config/vms/vms-c.c: Likewise.
7846 * config/s390/s390.c: Likewise.
7847 * config/i386/znver1.md: Likewise.
7848 * config/i386/i386.c: Likewise.
7849 * config/ia64/hpux-unix2003.h: Likewise.
7850 * config/msp430/msp430.md: Likewise.
7851 * config/rx/rx.c: Likewise.
7852 * config/rx/rx.md: Likewise.
7853 * config/aarch64/aarch64-simd.md: Likewise.
7854 * config/aarch64/aarch64.c: Likewise.
7855 * config/nvptx/nvptx.c: Likewise.
7856 * config/bfin/bfin.c: Likewise.
7857 * config/cris/cris.opt: Likewise.
7858 * config/rs6000/rs6000.c: Likewise.
7859 * target.h: Likewise.
7860 * spellcheck.c: Likewise.
7861 * ira-build.c: Likewise.
7862 * tree-inline.c: Likewise.
7863 * builtins.c: Likewise.
7864 * lra-constraints.c: Likewise.
7865 * explow.c: Likewise.
7866 * hwint.h: Likewise.
7867 * targhooks.c: Likewise.
7868 * tree-vect-data-refs.c: Likewise.
7870 * doc/tm.texi: Likewise.
7871 * doc/extend.texi: Likewise.
7872 * doc/install.texi: Likewise.
7873 * doc/md.texi: Likewise.
7874 * tree-ssa-tail-merge.c: Likewise.
7875 * sched-int.h: Likewise.
7876 * match.pd: Likewise.
7877 * sched-ebb.c: Likewise.
7878 * target.def (omit_struct_return_reg): Likewise.
7879 * gimple-ssa-isolate-paths.c: Likewise.
7880 (find_implicit_erroneous_behaviour): Renamed to...
7881 (find_implicit_erroneous_behavior): ... this.
7882 (find_explicit_erroneous_behaviour): Renamed to...
7883 (find_explicit_erroneous_behavior): ... this.
7884 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7886 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7888 PR rtl-optimization/64682
7889 PR rtl-optimization/69567
7890 PR rtl-optimization/69737
7891 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7892 in I2 as well, just lose it.
7894 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7896 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7898 (aarch64_last_printed_tune_string): Likewise.
7899 (aarch64_declare_function_name): Only output .arch assembler
7900 directive if it will be different from the previously output
7901 directive. Same for .tune comment but only if -dA is set.
7902 (aarch64_start_file): New function.
7903 (TARGET_ASM_FILE_START): Define.
7905 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7908 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7910 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7913 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7914 -Wmaybe-uninitialized warning.
7916 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7919 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7921 2016-02-11 Richard Biener <rguenther@suse.de>
7923 PR rtl-optimization/69291
7924 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7925 subexpressions affected by changing the result.
7927 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7930 * lra-constraints.c (curr_insn_transform): Find in/out operands
7931 for secondary memory moves. Update dups.
7933 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7935 PR tree-optimization/69652
7936 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7937 to nested loop, did source re-formatting, skip debug statements,
7938 add check on statement with volatile operand, remove dead scalar
7941 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7942 Patrick Palka <ppalka@gcc.gnu.org>
7946 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7947 calls if the return type is TREE_ADDRESSABLE.
7948 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7949 * ipa-split.c (split_function): Fix doubled "we" in comment.
7950 Use void return type for the split part even if
7951 !split_point->split_part_set_retval.
7953 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7955 PR tree-optimization/68021
7956 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7957 when computing the value of biv cand by itself.
7959 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7961 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7962 (cortexa57_tunings): Likewise.
7963 (cortexa72_tunings): Likewise.
7964 (arch_macro_fusion_pair_p): Add support for AES fusion.
7965 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7966 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7967 Allow virtual registers before reload so early scheduling works.
7968 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7969 correct latency and pipeline.
7970 (cortex_a57_crypto_complex): Likewise.
7971 (cortex_a57_crypto_xor): Likewise.
7972 (define_bypass): Add AES bypass.
7974 2016-02-10 Richard Biener <rguenther@suse.de>
7976 PR tree-optimization/69726
7977 * passes.def: Add DCE pass before late uninit.
7978 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7979 really fixup if-conversions job.
7981 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7983 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7984 (arm_cortex_a57_tune): Likewise.
7985 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7986 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7988 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7990 * timevar.def (TV_PHASE_DBGINFO): Delete.
7991 (TV_PHASE_CHECK_DBGINFO): Likewise.
7992 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
7994 2016-02-10 Richard Biener <rguenther@suse.de>
7996 PR tree-optimization/69719
7997 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7998 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8000 2016-02-09 Andrew Pinski <apinski@cavium.com>
8003 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8004 get_vcond_mask_icode returns false.
8006 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8009 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8010 an ADDIS that adds a pointer to a large constant that sets the
8011 upper16 bits with a load operation.
8013 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8016 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8018 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8020 (vzipq_s16): Likewise.
8021 (vzipq_s32): Likewise.
8022 (vzipq_f32): Likewise.
8023 (vzipq_u8): Likewise.
8024 (vzipq_u16): Likewise.
8025 (vzipq_u32): Likewise.
8026 (vzipq_p8): Likewise.
8027 (vzipq_p16): Likewise.
8029 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8032 * config/arm/arm.c (neon_endian_lane_map): New function.
8033 (neon_vector_pair_endian_lane_map): New function.
8034 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8035 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8037 (vuzpq_s16): Likewise.
8038 (vuzpq_s32): Likewise.
8039 (vuzpq_f32): Likewise.
8040 (vuzpq_u8): Likewise.
8041 (vuzpq_u16): Likewise.
8042 (vuzpq_u32): Likewise.
8043 (vuzpq_p8): Likewise.
8044 (vuzpq_p16): Likewise.
8046 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8049 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8052 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8054 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8055 truncate const_int operand 1 to QImode.
8057 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8059 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8060 corresponding to an abnormal edge.
8062 2016-02-09 Tom de Vries <tom@codesourcery.com>
8064 PR tree-optimization/69599
8065 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8067 (find_func_aliases_for_builtin_call, find_func_clobbers)
8068 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8071 2016-02-09 Richard Biener <rguenther@suse.de>
8073 PR tree-optimization/69715
8074 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8075 LHS on calls as non-rewritable.
8077 2016-02-09 Tom de Vries <tom@codesourcery.com>
8080 * lto-wrapper.c (append_diag_options): New function.
8081 (compile_offload_image): Call append_diag_options.
8083 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8086 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8087 Minor copy-edit to fix verb tenses.
8089 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8091 PR tree-optimization/69209
8092 * ipa-split.c (split_function): If split part is not
8093 returning retval, retval has gimple type but is not
8094 gimple value, force it into a SSA_NAME first.
8096 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8098 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8101 2016-02-08 Jason Merrill <jason@redhat.com>
8104 * convert.c (convert_to_integer_1): Check dofold on truncation
8106 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8107 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8108 Rename from *_nofold.
8109 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8110 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8112 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8115 * tree.c (build_common_tree_nodes): Remove short_double argument.
8116 All callers changed.
8117 * tree.h (build_common_tree_nodes): Adjust declaration.
8118 * doc/invoke.texi (-fshort-double): Remove documentation.
8119 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8120 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8121 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8122 (append_linker_options): Don't handle OPT_fshort_double.
8124 PR rtl-optimization/68730
8125 * lra-remat.c (insn_to_cand_activation): New static variable.
8126 (lra_remat): Allocate and free it.
8127 (create_cand): New arg activation. Initialize a field in
8128 insn_to_cand_activation if it is nonnull.
8129 (create_cands): Pass the activation insn to create_cand when making
8130 a candidate involving an output reload. Reorganize code a little.
8131 (do_remat): Keep track of active status of candidates in a separate
8134 2016-02-08 Richard Biener <rguenther@suse.de>
8136 PR tree-optimization/69719
8137 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8138 Properly use absolute of the difference of the two offsets to
8139 compare or adjust the segment length.
8141 2016-02-08 Richard Biener <rguenther@suse.de>
8142 Jeff Law <law@redhat.com>
8145 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8146 types for anonymous SSA names.
8148 2016-02-08 Richard Biener <rguenther@suse.de>
8150 PR rtl-optimization/69274
8151 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8153 2016-02-08 Jeff Law <law@redhat.com>
8155 PR tree-optimization/65917
8156 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8157 equivalences from if (x == y) style conditionals.
8158 (loop_depth_of_name): Remove.
8159 (record_equality): Remove loop depth check.
8160 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8161 (const_and_copies::record_const_or_copy_raw): New member function.
8162 * tree-ssa-scopedtables.c
8163 (const_and_copies::record_const_or_copy_raw): New, factored out of
8164 (const_and_copies::record_const_or_copy): Call new member function.
8166 2016-02-05 Jeff Law <law@redhat.com>
8168 PR tree-optimization/68541
8169 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8170 (count_stmts_in_block): New function.
8171 (poor_ifcvt_candidate_code): Likewise.
8172 (is_feasible_trace): Add some heuristics to determine when path
8173 splitting is profitable.
8174 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8175 is a diamond with a single exit.
8177 2016-02-05 Martin Sebor <msebor@redhat.com>
8180 * doc/invoke.texi: Update -Wplacement-new to take an optional
8183 2016-02-06 Richard Henderson <rth@redhat.com>
8186 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8187 out of non-standard address spaces.
8189 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8191 PR rtl-optimization/69691
8192 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8194 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8196 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8197 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8198 (*ieee128_mfvsrd_64bit): Likewise.
8199 (*ieee128_mfvsrd_32bit): Likewise.
8201 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8205 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8207 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8208 instrumented_version.
8210 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8212 * doc/invoke.texi (Optimize Options): In table of --param options
8213 rename second occurrence of tracer-min-branch-ratio to
8214 tracer-min-branch-probability, rename
8215 tracer-min-branch-ratio-feedback to
8216 tracer-min-branch-probability-feedback and clarify description,
8217 rename sched-spec-state-edge-prob-cutoff to
8218 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8219 to selsched-insns-to-rename, rename lto-minpartition to
8220 lto-min-partition, delete reorder-blocks-duplicate and
8221 reorder-blocks-duplicate-feedback.
8223 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8225 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8228 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8230 * doc/extend.texi: S/390: Correct some typos.
8232 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8234 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8236 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8239 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8240 (s390_register_info_gprtofpr): Use new macros above.
8241 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8243 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8244 its name. Adjust restore and save gpr ranges.
8245 (s390_register_info_set_ranges): New function.
8246 (s390_register_info): Use new macros above. Call
8247 s390_register_info_set_ranges.
8248 (s390_optimize_register_info): Likewise.
8249 (s390_hard_regno_rename_ok): Use new macros.
8250 (s390_hard_regno_scratch_ok): Likewise.
8251 (s390_emit_epilogue): Likewise.
8252 (s390_can_use_return_insn): Likewise.
8253 (s390_optimize_prologue): Likewise.
8254 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8256 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8259 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8261 (ix86_option_override_internal): Disable TARGET_STV even for
8262 -m{incoming,preferred}-stack-boundary=3.
8264 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8266 * config.gcc: Mark deprecated rtems targets as obsolete.
8268 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8270 PR rtl-optimization/64682
8271 PR rtl-optimization/69567
8272 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8273 before I2 only if the register is both used and set in I2.
8275 2016-02-04 DJ Delorie <dj@redhat.com>
8277 * config/msp430/msp430.c (msp430_start_function): Add function type.
8279 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8282 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8284 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8286 PR rtl-optimization/69577
8288 2015-10-29 Richard Henderson <rth@redhat.com>
8292 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8293 sse check to the exact conditions of PR 67609.
8295 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8298 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8299 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8300 not allowed into the traditional Altivec registers.
8301 (movtd_64bit_nodm): Likewise.
8302 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8304 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8306 * config/aarch64/cortex-a57-fma-steering.c
8307 (aarch64_register_fma_steering): Remove "static" from arguments
8310 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8313 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8316 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8318 * doc/invoke.texi: Delete -mno-fma4.
8320 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8322 PR rtl-optimization/69577
8323 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8324 (find_subregs_of_mode): Update accordingly. Iterate over partial
8327 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8329 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8330 * config/arm/arm.c (neon_reinterpret): Remove.
8331 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8332 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8333 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8334 vreinterpretti): Remove.
8335 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8336 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8337 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8338 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8339 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8340 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8341 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8342 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8343 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8344 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8345 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8346 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8347 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8348 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8349 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8350 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8351 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8352 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8353 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8354 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8355 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8356 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8357 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8358 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8359 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8360 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8361 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8362 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8363 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8364 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8365 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8366 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8367 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8368 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8369 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8370 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8371 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8372 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8373 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8374 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8375 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8376 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8377 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8378 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8379 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8380 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8381 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8382 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8383 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8384 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8385 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8386 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8387 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8388 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8389 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8390 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8391 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8392 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8393 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8394 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8395 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8396 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8397 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8398 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8399 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8400 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8401 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8402 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8403 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8404 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8405 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8406 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8407 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8408 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8409 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8410 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8411 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8412 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8413 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8414 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8415 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8416 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8417 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8418 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8419 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8420 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8421 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8422 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8423 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8424 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8425 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8426 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8427 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8428 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8429 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8430 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8431 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8432 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8433 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8434 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8435 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8436 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8437 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8439 2016-02-04 Martin Liska <mliska@suse.cz>
8442 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8443 that are gimple_store_p.
8444 (maybe_instrument_call): Likewise.
8446 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8448 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8449 register scaling out of memory reference and comment why.
8451 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8455 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8456 folding the source of a SET.
8458 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8462 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8463 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8465 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8469 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8472 2016-02-04 Christian Bruel <christian.bruel@st.com>
8474 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8475 * config/arm/arm.c (arm_set_current_function): Likewise.
8477 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8478 Ilya Enkovich <enkovich.gnu@gmail.com>
8479 H.J. Lu <hongjiu.lu@intel.com>
8482 * config/i386/i386.c (convert_scalars_to_vector): Remove
8483 stack alignment fixes.
8484 (ix86_option_override_internal): Disable TARGET_STV if stack
8485 might not be aligned enough.
8486 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8488 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8490 * gcc/config/i386/x86-tune.def: Disable default prefetching
8493 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8494 Vladimir Makarov <vmakarov@redhat.com>
8497 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8498 in validating fused toc addresses.
8500 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8503 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8504 range->m_caret fields if range->m_show_caret_p is false.
8507 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8508 Force oldval into register if it does not satisfy reg_or_short_operand
8509 predicate. Fix up formatting.
8511 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8512 Alexandre Oliva <aoliva@redhat.com>
8515 * lra-constraints.c (simplify_operand_subreg): Check additionally
8516 address validity after potential reloading.
8517 (process_address_1): Check insns validity. In case of failure do
8520 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8523 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8526 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8528 * wide-int.cc (canonize_uhwi): New function.
8529 (wi::divmod_internal): Use it.
8531 2016-02-02 James Norris <jnorris@codesourcery.com
8533 * gimplify.c (omp_notice_variable): Add usage check.
8535 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8537 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8538 like LE, GE, LT, GT when emitting relational operator.
8540 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8542 * ira-costs.c (find_costs_and_classes): Add extra argument.
8543 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8544 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8545 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8546 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8547 Add best_class parameter, and return it if not ALL_REGS.
8548 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8550 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8553 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8555 * config/aarch64/aarch64.c
8556 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8557 (aarch64_ira_change_pseudo_allocno_class): New function.
8559 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8562 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8564 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8566 * config/avr/avr.c (avr_option_override): Set
8567 PARAM_ALLOW_STORE_DATA_RACES to 1.
8569 2016-02-02 Richard Biener <rguenther@suse.de>
8571 PR tree-optimization/69595
8572 * match.pd: Add range test simplifications to true/false.
8574 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8576 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8577 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8580 2016-02-02 Richard Biener <rguenther@suse.de>
8582 PR tree-optimization/69606
8583 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8584 info on the result before moving a stmt.
8586 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8589 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8590 branch with vector comparison.
8591 * config/i386/sse.md (VI48_AVX): New mode iterator.
8592 (define_expand "cbranch<mode>4): Add support for conditional branch
8593 with vector comparison.
8594 * tree-vect-loop.c (optimize_mask_stores): New function.
8595 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8596 has_mask_store field of vect_info.
8597 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8598 vectorized loops having masked stores after vec_info destroy.
8599 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8600 correspondent macros.
8601 (optimize_mask_stores): Add prototype.
8603 2016-02-02 Alan Modra <amodra@gmail.com>
8606 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8609 2016-02-02 Alan Modra <amodra@gmail.com>
8612 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8613 whenever toc_label_name used.
8614 (rs6000_file_start): Don't set up toc section here,
8615 (rs6000_output_function_epilogue): do so here instead,
8616 (rs6000_xcoff_file_start): and here.
8617 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8618 (load_toc_aix_di): Likewise.
8620 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8622 PR rtl-optimization/69592
8623 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8624 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8625 (num_sign_bit_copies_binary_arith_p): New inline function.
8626 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8628 2016-02-01 Jeff Law <law@redhat.com>
8630 PR tree-optimization/69580
8631 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8632 * tree-ssa-threadbackward.c
8633 (fsm_find_control_statement_thread_paths): Do not try to walk
8634 through large PHI nodes.
8636 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8638 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8639 when count is incremented above limit, don't analyze further
8642 * omp-low.c (oacc_parse_default_dims): Avoid
8643 -Wsign-compare warning, make sure value fits into int
8644 rather than just unsigned int.
8646 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8648 PR tree-optimization/67921
8649 * fold-const.c (split_tree): New parameters. Convert pointer
8650 type variable part to proper type before negating.
8651 (fold_binary_loc): Pass new arguments to split_tree.
8653 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8655 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8656 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8657 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8658 * doc/tm.texti: Rebuilt.
8659 * doc/invoke.texi (fopenacc-dim): Document.
8660 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8661 (append_compiler_options): Likewise.
8662 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8663 (oacc_parse_default_dims): New.
8664 (oacc_validate_dims): Add USED arg. Select non-unity default when
8666 (oacc_loop_fixed_partitions): Return mask of used partitions.
8667 (oacc_loop_auto_partitions): Emit dump info.
8668 (oacc_loop_partition): Return mask of used partitions.
8669 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8670 loop partitioning and validation calls.
8672 2016-02-01 Richard Biener <rguenther@suse.de>
8675 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8677 2016-02-01 Richard Biener <rguenther@suse.de>
8679 PR tree-optimization/69574
8680 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8681 of asserting return chrec_dont_know.
8683 2016-02-01 Martin Liska <mliska@suse.cz>
8685 * mem-stats-traits.h: Add copyright header.
8686 * mem-stats.h: Likewise.
8688 2016-02-01 Richard Biener <rguenther@suse.de>
8690 PR tree-optimization/69579
8691 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8692 Do not propagate through abnormal PHI results.
8694 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8696 * postreload.c (reload_cse_simplify): Remove dead code.
8698 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8700 PR rtl-optimization/69570
8701 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8702 if there is more than one set, not if there is a single set.
8704 2016-02-01 Richard Henderson <rth@redhat.com>
8707 * combine.c (make_compound_operation): When looking through a
8708 subreg, make sure to re-extend to the width of the outer mode.
8710 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8712 PR tree-optimization/69546
8713 * wide-int.cc (wi::divmod_internal): For unsigned division
8714 where both operands fit into uhwi, if o1 is 1 and o0 has
8715 msb set, if divident_prec is larger than bits per hwi,
8716 clear another quotient word and return 2 instead of 1.
8717 Similarly for remainder with msb in HWI set, if dividend_prec
8718 is larger than bits per hwi.
8720 2016-01-29 Martin Jambor <mjambor@suse.cz>
8722 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8723 Use short lowercase names.
8724 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8725 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8726 acq_rel one. Protect warning agains segfaults if
8727 get_memory_order_name returns NULL.
8728 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8729 with release semantics. Do not warn if get_memory_order already did.
8730 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8731 semantics. Fix check for relaxed or acquire semantics. Do not warn
8732 if get_memory_order already did.
8734 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8736 * doc/install.texi: Document that isl-0.16 is supported.
8738 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8741 * config/i386/constraints.md (Bm): Describe as special memory
8743 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8744 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8745 * genpreds.c (struct constraint_data): Add is_special_memory.
8746 (have_special_memory_constraints, special_memory_start): New
8748 (special_memory_end): Ditto.
8749 (add_constraint): Add new arg is_special_memory. Add code to
8750 process its true value. Update have_special_memory_constraints.
8751 (process_define_constraint): Pass the new arg.
8752 (process_define_register_constraint): Ditto.
8753 (choose_enum_order): Process special memory.
8754 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8755 function insn_extra_special_memory_constraint.
8756 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8757 * gensupport.c (process_rtx): Process
8758 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8759 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8760 * ira-lives.c (single_reg_class): Use
8761 insn_extra_special_memory_constraint.
8762 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8763 * lra-constraints.c (process_alt_operands): Ditto.
8764 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8765 * recog.c (asm_operand_ok, preprocess_constraints): Process
8767 * reload.c (find_reloads): Ditto.
8768 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8769 * stmt.c (parse_input_constraint): Use
8770 insn_extra_special_memory_constraint.
8772 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8775 * lra-splill.c (lra_final_code_change): Revert r229087 by
8776 removing all sub-registers.
8778 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8781 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8783 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8786 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8787 SSE1, copy target into the temporary reg first before recursing
8790 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8792 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8795 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8797 * ginclude/stdarg.h: Test __cplusplus instead of
8798 __GXX_EXPERIMENTAL_CXX0X__.
8800 2016-01-29 Richard Biener <rguenther@suse.de>
8802 PR tree-optimization/69547
8803 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8804 Do not mark clobbers necessary.
8805 (mark_all_reaching_defs_necessary_1): Likewise.
8807 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8809 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8810 declaration name with %qs and print it in both error messages.
8811 Also fix indentation.
8813 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8816 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8817 trailing blank line from error message.
8819 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8822 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8825 2016-01-29 Richard Biener <rguenther@suse.de>
8828 * match.pd: Allow all integral types when simplifying a
8829 widening or sign-changing conversion.
8831 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8833 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8834 back to setting codegen_error to fail codegen.
8836 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8839 * config/i386/constraints.md (C): Only accept constant zero operand.
8840 (BC): New constraint.
8841 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8842 instead of C constraint.
8843 * doc/md.texi (Machine Constraints): Update description
8846 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8849 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8851 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8854 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8857 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8859 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8860 branches if using guessed profile.
8862 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8864 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8866 2016-01-28 Richard Henderson <rth@redhat.com>
8869 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8870 * config/aarch64/aarch64-protos.h: Update.
8871 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8872 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8873 (aarch64_get_condition_code_1): Handle CC_Cmode.
8874 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8875 (*add<mode>3_compareC_cconly_imm): New.
8876 (*add<mode>3_compareC_cconly): New.
8877 (*add<mode>3_compareC_imm): New.
8878 (add<mode>3_compareC): New.
8879 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8880 to be first. Use aarch64_carry_operation.
8881 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8882 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8883 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8884 (subti3): Use subdi3_compare1.
8885 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8886 (sub<mode>3_compare1): New.
8887 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8888 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8889 (*subsi3_carryin_uxtw): Likewise.
8890 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8891 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8892 * config/aarch64/iterators.md (DWI): New.
8893 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8894 (aarch64_borrow_operation): New.
8896 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8898 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8899 message when isl does not return a valid schedule.
8901 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8903 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8904 Remove comments from class declarations: they are already in the code
8907 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8909 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8911 (ternary_op_to_tree): Same.
8912 (unary_op_to_tree): Same.
8913 (nary_op_to_tree): Same.
8914 (gcc_expression_from_isl_expr_op): Same.
8915 (gcc_expression_from_isl_expression): Same.
8916 (graphite_create_new_loop): Same.
8917 (graphite_create_new_loop_guard): Same.
8918 (build_iv_mapping): Same.
8919 (graphite_create_new_guard): Same.
8920 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8921 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8923 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8925 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8926 instead of setting codegen_error to fail codegen.
8928 2016-01-28 Jason Merrill <jason@redhat.com>
8930 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8932 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8934 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8935 Remove CONST_INT_P check in CCMP cost calculation.
8937 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8939 * config/aarch64/aarch64.c (generic_vector_cost):
8940 Set vec_permute_cost.
8941 (cortexa57_vector_cost): Likewise.
8942 (exynosm1_vector_cost): Likewise.
8943 (xgene1_vector_cost): Likewise.
8944 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8945 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8946 Add vec_permute_cost entry.
8948 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8950 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8952 (add<mode>3_compare0): Likewise.
8953 (addsi3_compare0_uxtw): Likewise.
8954 (add<mode>3nr_compare0): Likewise.
8955 (compare_neg<mode>): Likewise.
8956 (<optab><mode>3): Likewise.
8958 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8960 * tree-vect-stmts.c (vectorizable_comparison): Add
8961 NULL check for vectype.
8963 2016-01-28 Richard Biener <rguenther@suse.de>
8965 PR tree-optimization/69466
8966 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8967 Account for PHIs we couldn't duplicate.
8969 2016-01-28 Martin Liska <mliska@suse.cz>
8972 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8973 instead of ENABLE_VALGRIND_CHECKING.
8975 2016-01-27 Richard Henderson <rth@redhat.com>
8978 * lra-remat.c (subreg_regs): New.
8979 (dump_candidates_and_remat_bb_data): Dump it.
8980 (operand_to_remat): Reject if operand in subreg_regs.
8981 (set_bb_regs): Collect subreg_regs.
8982 (lra_remat): Init and free subreg_regs. Compute
8983 calculate_local_reg_remat_bb_data before create_cands.
8985 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8988 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8989 change stack_alignment_needed for __tls_get_addr call.
8991 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8993 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
8995 2016-01-27 Jeff Law <law@redhat.com>
8997 PR tree-optimization/68398
8998 PR tree-optimization/69196
8999 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9000 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9001 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9002 Only count PHIs in the last block in the path. The others will
9003 const/copy propagate away. Add heuristic to allow more irreducible
9004 subloops to be created when it is likely profitable to do so.
9006 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9007 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9008 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9010 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9013 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9014 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9015 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9016 * tree-streamer-in.c: Include asan.h.
9017 (streamer_get_builtin_tree): For builtins in sanitizer
9018 range call initialize_sanitizer_builtins and retry.
9020 2016-01-27 Ian Lance Taylor <iant@google.com>
9022 * common.opt (fkeep-gc-roots-live): New undocumented option.
9023 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9024 -fkeep-gc-roots-live, skip pointers.
9025 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9028 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9031 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9032 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9034 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9037 * configure.ac: NetBSD provides SSP in its C library.
9038 * configure: Updated.
9040 2016-01-27 Richard Biener <rguenther@suse.de>
9042 PR tree-optimization/69166
9043 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9044 reduction code for commutativity / associativity.
9046 2016-01-27 Martin Jambor <mjambor@suse.cz>
9048 PR tree-optimization/69355
9049 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9050 total_scalarization fails.
9052 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9054 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9057 2016-01-27 Christian Bruel <christian.bruel@st.com>
9060 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9061 Move arm_reset_previous_fndecl and set_target_option_current_node in
9062 the conditional part. Call save_restore_target_globals.
9063 * config/arm/arm.c (arm_set_current_function):
9064 Refactor to better support #pragma target and attribute mix.
9065 Call save_restore_target_globals.
9066 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9068 2016-01-27 Martin Liska <mliska@suse.cz>
9070 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9071 reference for an HSA kernel and its host function.
9073 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9075 PR tree-optimization/69399
9076 * wide-int.h (wi::lrshift): For larger precisions, only
9077 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9079 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9081 * config/arc/predicates.md (proper_comparison_operator): Reject
9082 constant-constant comparison.
9084 2016-01-26 Tom de Vries <tom@codesourcery.com>
9086 PR tree-optimization/69110
9087 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9088 DR_NUM_DIMENSIONS == 0.
9090 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9091 Sebastian Pop <s.pop@samsung.com>
9093 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9094 isl_ast_op_cond and isl_ast_op_select.
9095 (gcc_expression_from_isl_expr_op): Same.
9097 2016-01-26 Jason Merrill <jason@redhat.com>
9100 * tree.c (recompute_constructor_flags): Split out from
9102 (verify_constructor_flags): New.
9103 * tree.h: Declare them.
9105 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9107 PR rtl-optimization/69217
9108 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9109 are no TYPE_FIELDS set for the record type.
9111 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9114 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9115 toc_label_name unconditionally.
9116 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9117 SYMBOL_REF string. Use toc_label_name instead of constructing
9119 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9120 constructing LCTOC1.
9122 2016-01-26 Martin Sebor <msebor@redhat.com>
9125 * doc/extend.texi (Common Type Attributes): Move text that talks about
9126 attribute packed from attribute aligned to the section discussing
9127 the former attribute for clarity.
9129 2016-01-26 Richard Henderson <rth@redhat.com>
9132 * trans-mem.c (tm_region_init): Mark entry block as visited.
9134 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9137 * diagnostic-show-locus.c (layout::print_source_line): Replace
9138 call to pp_newline with call to layout::print_newline.
9139 (layout::print_annotation_line): Likewise.
9140 (layout::move_to_column): Likewise.
9141 (layout::print_any_fixits): After printing any fixits, print a
9142 trailing newline, if necessary.
9143 (layout::print_newline): New method, resetting any colorization
9145 (diagnostic_show_locus): Move the pp_newline to before the
9146 early bailout. Remove dummy block enclosing the layout instance.
9147 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9148 of pp_newline_and_flush with pp_flush.
9149 (diagnostic_append_note): Delete use of pp_newline.
9150 (diagnostic_append_note_at_rich_loc): Delete.
9151 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9152 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9153 when newline characters are added to the buffer.
9155 2016-01-26 Michael Matz <matz@suse.de>
9157 * configure.ac (ac_cv_std_swap_in_utility): New test.
9158 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9159 * configure: Regenerate.
9160 * config.in: Regenerate.
9162 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9164 * config/arc/arc.md (cstoresi4): Force operand into register.
9165 (arcset<code>): Fix predicate.
9166 (arcsetltu): Likewise.
9167 (arcsetgeu): Likewise.
9168 (arcsethi): Likewise.
9169 (arcsetls): Likewise.
9171 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9173 PR tree-optimization/69483
9174 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9175 if base has error_mark_node type.
9177 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9180 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9181 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9183 (vget_lane_f16): Handle big-endian.
9184 (vgetq_lane_f16): Likewise.
9185 (vset_lane_f16): Likewise.
9186 (vsetq_lane_f16): Likewise.
9187 * config/arm/iterators.md (VQXMOV): Add V8HF.
9188 (VDQ): Add V4HF and V8HF.
9189 (V_reg): Handle V4HF and V8HF.
9190 (Is_float_mode): Likewise.
9191 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9192 neon_vdup_nv8hf): New patterns.
9193 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9194 Use VD_LANE iterator.
9195 (neon_vld1_dup<mode>): Use VQ2 iterator.
9197 2016-01-26 Nathan Sidwell <nathan@acm.org>
9199 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9200 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9201 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9202 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9203 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9204 (oacc_validate_dims): Add LEVEL arg, don't return level.
9205 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9207 (execute_oacc_device_lower): Adjust, add more dump output.
9208 * tree-ssa-loop.c (gate_oacc_kernels): Use
9209 oacc_fn_attrib_kernels_p.
9210 * tree-parloops.c (create_parallel_loop): Adjust
9211 set_oacc_fn_attrib call.
9213 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9216 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9217 (append_compiler_options): Handle -fcilkplus.
9218 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9220 2016-01-26 Nick Clifton <nickc@redhat.com>
9223 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9224 been marked as DECL_ONE_ONLY but we do not the means to make it
9225 so, then do not allow it to bind locally.
9227 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9230 * opts.h (parse_sanitizer_options): New prototype.
9231 * opts.c (sanitizer_opts): New array.
9232 (parse_sanitizer_options): New function.
9233 (common_handle_option): Use parse_sanitizer_options.
9235 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9238 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9239 alignment adjustment to ...
9240 (ix86_update_stack_boundary): Here. Don't over-align stack for
9242 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9243 if __tls_get_addr is called.
9245 2016-01-26 Christian Bruel <christian.bruel@st.com>
9247 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9249 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9251 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9253 2016-01-26 Richard Biener <rguenther@suse.de>
9256 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9258 2016-01-26 Richard Biener <rguenther@suse.de>
9260 PR tree-optimization/69452
9261 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9262 (move_computations_dom_walker::before_dom_children): Rename
9264 (move_computations_worker): This.
9265 (move_computations): Perform an RPO rather than a DOM walk.
9267 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9270 * combine.c (combine_instructions): For REG_EQUAL note with
9271 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9272 to the underlying register.
9273 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9274 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9276 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9279 * config/aarch64/aarch64-builtins.c
9280 (aarch64_init_simd_builtin_types): Do not set structural
9281 equality to __Poly{8,16,64,128}_t types.
9283 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9285 PR tree-optimization/69400
9286 * wide-int.cc (wi_pack): Take the precision as argument and
9287 perform canonicalization here rather than in the callers.
9288 Use the main loop to handle all full-width HWIs. Add a
9289 zero HWI if in_len isn't a full result.
9290 (wi::divmod_internal): Update accordingly.
9291 (wi::mul_internal): Likewise. Simplify.
9293 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9294 Sebastian Pop <s.pop@samsung.com>
9296 * graphite-poly.c (apply_poly_transforms): Simplify.
9297 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9298 (print_isl_map): Same.
9299 (print_isl_union_map): Same.
9300 (print_isl_schedule): New.
9301 (debug_isl_schedule): New.
9302 * graphite-dependences.c (scop_get_reads): Do not call
9303 isl_union_map_add_map that is undocumented isl functionality.
9304 (scop_get_must_writes): Same.
9305 (scop_get_may_writes): Same.
9306 (scop_get_original_schedule): Remove.
9307 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9308 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9309 (compute_deps): Remove.
9310 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9311 (debug_schedule_ast): New.
9312 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9313 set_separate_option.
9314 (graphite_regenerate_ast_isl): Add dump.
9315 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9316 from scop->transformed_schedule.
9317 (graphite_regenerate_ast_isl): Add more dump.
9318 * graphite-optimize-isl.c (optimize_isl): Set
9319 scop->transformed_schedule. Check whether schedules are equal.
9320 (apply_poly_transforms): Move here.
9321 * graphite-poly.c (apply_poly_transforms): ... from here.
9322 (free_poly_bb): Static.
9323 (free_scop): Static.
9324 (pbb_number_of_iterations_at_time): Remove.
9325 (print_isl_ast): New.
9326 (debug_isl_ast): New.
9327 (debug_scop_pbb): New.
9328 * graphite-scop-detection.c (print_edge): Move.
9330 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9331 (build_scop_scattering): Remove.
9332 (create_pw_aff_from_tree): Assert instead of bailing out.
9333 (add_condition_to_pbb): Remove unused code, do not fail.
9334 (add_conditions_to_domain): Same.
9335 (add_conditions_to_constraints): Remove.
9336 (build_scop_context): New.
9337 (add_iter_domain_dimension): New.
9338 (build_iteration_domains): Initialize pbb->iterators.
9339 Call add_conditions_to_domain.
9342 (index_outermost_in_loop): New.
9343 (index_pbb_in_loop): New.
9344 (outermost_pbb_in): New.
9345 (add_in_sequence): New.
9346 (add_outer_projection): New.
9347 (outer_projection_mupa): New.
9348 (add_loop_schedule): New.
9349 (build_schedule_pbb): New.
9350 (build_schedule_loop): New.
9351 (embed_in_surrounding_loops): New.
9352 (build_schedule_loop_nest): New.
9353 (build_original_schedule): New.
9354 (build_poly_scop): Call build_original_schedule.
9355 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9356 (free_poly_dr): Remove.
9357 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9358 (free_poly_bb): Remove.
9359 (debug_loop_vec): Remove.
9360 (print_isl_ast): Declare.
9361 (debug_isl_ast): Declare.
9362 (scop_do_interchange): Remove.
9363 (scop_do_strip_mine): Remove.
9364 (scop_do_block): Remove.
9365 (flatten_all_loops): Remove.
9366 (optimize_isl): Remove.
9367 (pbb_number_of_iterations_at_time): Remove.
9368 (debug_scop_pbb): Declare.
9369 (print_schedule_ast): Declare.
9370 (debug_schedule_ast): Declare.
9371 (struct scop): Remove schedule. Add original_schedule,
9372 transformed_schedule.
9373 (free_gimple_poly_bb): Remove.
9374 (print_generated_program): Remove.
9375 (debug_generated_program): Remove.
9376 (unify_scattering_dimensions): Remove.
9377 * sese.c (print_edge): ... here.
9378 (print_sese): ... here.
9379 (debug_edge): ... here.
9380 (debug_sese): ... here.
9381 * sese.h (print_edge): Declare.
9382 (print_sese): Declare.
9383 (dump_edge): Declare.
9384 (dump_sese): Declare.
9386 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9387 Sebastian Pop <s.pop@samsung.com>
9389 * Makefile.in: Set ISLVER in site.exp.
9391 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9393 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9394 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9395 through DECL_VALUE_EXPR for expansion.
9397 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9399 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9400 the frame info after reload completed.
9402 2016-01-25 Jeff Law <law@redhat.com>
9404 PR tree-optimization/69196
9405 PR tree-optimization/68398
9406 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9407 tree-ssa-threadupdate.c.
9408 (determine_bb_domination_status): Prototype
9409 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9410 (determine_bb_domination_status): No longer static.
9411 (valid_jump_thread_path): Remove code to detect characteristics
9412 of the jump thread path not associated with correctness.
9413 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9414 Correct test for thread path length. Count PHIs for real operands as
9415 statements that need to be copied. Do not count ASSERT_EXPRs.
9416 Look at all the blocks in the thread path. Compute and selectively
9417 filter thread paths based on threading through the latch, threading
9418 a multiway branch or crossing a multiway branch.
9420 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9422 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9423 decl with __attribute__ ((unused)) annotation.
9425 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9428 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9429 of operands is compatible with a statement vectype.
9431 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9433 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9434 improve wording for mixed storage order support.
9436 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9438 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9439 (vcvt_u64_f64): Likewise.
9440 (vcvta_s64_f64): Likewise.
9441 (vcvta_u64_f64): Likewise.
9442 (vcvtm_s64_f64): Likewise.
9443 (vcvtm_u64_f64): Likewise.
9444 (vcvtn_s64_f64): Likewise.
9445 (vcvtn_u64_f64): Likewise.
9446 (vcvtp_s64_f64): Likewise.
9447 (vcvtp_u64_f64): Likewise.
9449 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9451 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9452 (arc_init): Check validity mll64 option.
9453 (arc_save_restore): Use double load/store instruction.
9454 (arc_expand_movmem): Likewise.
9455 (arc_split_move): Don't split if we have double load/store
9456 instructions. Returns a boolean.
9457 (arc_process_double_reg_moves): Change function to return boolean
9458 instead of a sequence of instructions.
9459 (arc_dwarf_register_span): New function.
9460 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9461 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9462 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9463 (*movdf_insn): Likewise.
9464 * config/arc/arc.opt (mll64): New option.
9465 * config/arc/predicates.md (even_register_operand): New predicate.
9466 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9468 2016-01-25 Richard Biener <rguenther@suse.de>
9471 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9472 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9474 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9476 2016-01-25 Richard Biener <rguenther@suse.de>
9478 PR tree-optimization/69376
9479 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9481 (VN_INFO_ANTI_RANGE_P): New inline.
9482 (VN_INFO_RANGE_TYPE): Likewise.
9483 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9484 SSA_NAME_ANTI_RANGE_P.
9485 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9486 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9487 Properly query VN_INFO_RANGE_TYPE.
9489 2016-01-25 Nick Clifton <nickc@redhat.com>
9492 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9494 2016-01-23 Tom de Vries <tom@codesourcery.com>
9496 PR tree-optimization/69426
9497 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9500 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9502 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9503 "the the" with "the" in the comments.
9504 * ipa-devirt.c (build_type_inheritance_graph,
9505 update_type_inheritance_graph): Likewise.
9506 * tree.c (build_function_type_list_1): Likewise.
9507 * cfgloopmanip.c (scale_loop_profile): Likewise.
9508 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9509 * gimple-ssa-split-paths.c
9510 (find_block_to_duplicate_for_splitting_paths): Likewise.
9511 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9512 * expr.c (convert_move): Likewise.
9513 * var-tracking.c (vt_stack_adjustments): Likewise.
9514 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9515 * tree-vrp.c (test_for_singularity): Likewise.
9517 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9518 directly instead of building a temporary tree.
9521 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9522 remove <algorithm> include.
9524 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9527 * config/i386/i386.c: Include dojump.h.
9528 (expand_small_movmem_or_setmem,
9529 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9531 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9532 if dynamic_check != -1.
9534 2016-01-21 Jeff Law <law@redhat.com>
9537 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9538 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9539 into dominated_by_p.
9540 (cprop_into_successor_phis): Avoid unnecessary tests.
9542 2016-01-22 Richard Henderson <rth@redhat.com>
9545 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9546 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9548 2016-01-22 Michael Matz <matz@suse.de>
9550 * system.h (string, algorithm): Include only conditionally.
9551 (new): Include always under C++.
9552 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9553 * final.c (toplevel): Ditto.
9554 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9555 * genconditions.c (write_header): Make gencondmd.c define
9557 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9559 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9560 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9562 2016-01-22 Christian Bruel <christian.bruel@st.com>
9565 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9567 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9570 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9571 define_insn_and_split. Ensure operands[1] and operands[0] do not
9572 get assigned the same register.
9574 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9576 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9578 2016-01-22 Christian Bruel <christian.bruel@st.com>
9580 * config/arm/arm-c.c (arm_pragma_target_parse):
9581 Remove warn_builtin_macro_redefined overwrite.
9583 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9585 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9586 flag_non_call_exceptions compatibility.
9588 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9591 * dwarf2out.c (add_child_die_after): New function.
9592 (dwarf_qual_info_t): New type.
9593 (dwarf_qual_info): New variable.
9594 (qualified_die_p): New function.
9595 (modified_type_die): For -fdebug-types-section, ensure
9596 canonical order of qualifiers. Put qualified DIEs adjacent
9597 to the corresponding non-qualified type DIE and search there
9598 for existing qualified DIEs.
9600 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9602 * doc/extend.texi (scalar_storage_order type attribute): Document
9603 restriction on type punning and aliasing, and remove future tense.
9605 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9608 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9611 2016-01-21 Jeff Law <law@redhat.com>
9614 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9615 useless call to record_temporary_equivalences.
9616 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9617 allocate 10 slots in the bb_path vector and let it grow as needed.
9618 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9621 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9623 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9625 * configure: Regenerate.
9627 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9629 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9630 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9632 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9635 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9636 drop EXPAND_INITIALIZER.
9637 * rtl.h (contains_symbolic_reference_p): Declare.
9638 * rtlanal.c (contains_symbolic_reference_p): New function.
9639 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9640 a subtraction into a NOT if symbolic constants are involved.
9642 2016-01-21 Anton Blanchard <anton@samba.org>
9643 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9646 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9648 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9651 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9653 * config/microblaze/microblaze.c
9654 (get_branch_target): New.
9655 (insert_wic_for_ilb_runout): New.
9657 (microblaze_machine_dependent_reorg): New.
9658 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9659 * config/microblaze/microblaze.md
9660 (UNSPEC_IPREFETCH): Define.
9661 (iprefetch): New pattern
9662 * config/microblaze/microblaze.opt
9663 (mxl-prefetch): New flag.
9665 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9667 * config/microblaze/microblaze.h
9668 (FIXED_REGISTERS): Update in macro.
9669 (CALL_USED_REGISTERS): Update in macro.
9671 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9673 PR rtl-optimization/68920
9674 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9677 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9679 PR rtl-optimization/68990
9680 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9681 pseudo instead of inheritance ones.
9683 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9684 Nick Clifton <nickc@redhat.com>
9688 * config/mips/mips.c (mips_compute_frame_info): Initialise
9689 args_size and hard_frame_pointer_offset fields of the frame
9690 structure before calling mips_global_pointer.
9692 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9694 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9696 * configure: Regenerate.
9698 2016-01-21 Richard Biener <rguenther@suse.de>
9700 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9702 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9704 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9705 to actually emit the .size directive.
9707 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9708 Jakub Jelinek <jakub@redhat.com>
9712 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9713 args array size by one to avoid buffer overflow.
9715 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9717 * config/s390/s390.md (pool_section_start): Use switch_to_section
9718 to select proper read-only data section instead of hardcoding
9720 (pool_section_end): Use switch_to_section to match the above.
9722 2016-01-21 Richard Biener <rguenther@suse.de>
9724 PR tree-optimization/69378
9725 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9726 (set_ssa_val_to): Use it for dominance checks taking into
9727 account not executable edges.
9729 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9732 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9733 for bitsize instead of GET_MODE_PRECISION (mode).
9735 2016-01-20 Martin Sebor <msebor@redhat.com>
9738 * extend.texi (__sync Builtins): Clarify the semantics of
9739 __sync_fetch_and_OP built-ins on pointers.
9740 (__atomic Builtins): Same.
9742 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9743 Sebastian Pop <s.pop@samsung.com>
9745 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9746 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9747 (is_valid_rename): Same.
9748 (translate_isl_ast_to_gimple::get_rename): Same.
9749 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9750 (translate_isl_ast_to_gimple::rename_uses): Same.
9751 (get_new_name): Check for close_phi nodes.
9752 (copy_loop_phi_args): Use phi_node_kind.
9753 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9754 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9756 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9757 Sebastian Pop <s.pop@samsung.com>
9759 Revert commit r229783.
9760 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9761 Remove use of parameter_rename_map.
9763 (copy_internal_parameters): Remove.
9764 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9765 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9766 (free_sese_info): Do not free parameter_rename_map.
9767 (set_rename): Do not use parameter_rename_map.
9768 (rename_uses): Update call to set_rename.
9769 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9770 * sese.h (parameter_rename_map_t): Remove.
9771 (struct sese_info_t): Remove field parameter_rename_map.
9773 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9774 Sebastian Pop <s.pop@samsung.com>
9776 * graphite-isl-ast-to-gimple.c: Fix comment.
9777 * graphite-scop-detection.c (defined_in_loop_p): New.
9778 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9779 names defined in loop.
9781 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9782 Sebastian Pop <s.pop@samsung.com>
9784 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9785 Discard unstructured if-then-else regions.
9787 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9788 Sebastian Pop <s.pop@samsung.com>
9790 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9791 (cleanup_loop_iter_dom): Remove.
9792 (build_loop_iteration_domains): Remove.
9793 (build_scop_context): Remove.
9794 (build_scop_iteration_domain): Remove.
9795 (add_loop_constraints): New.
9796 (build_iteration_domains): New.
9797 (build_poly_scop): Call build_iteration_domains.
9799 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9800 Sebastian Pop <s.pop@samsung.com>
9802 * graphite-scop-detection.c
9803 (scop_detection::harmful_loop_in_region): Free dom and loops.
9804 (scop_detection::loop_body_is_valid_scop): Free bbs.
9806 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9807 Sebastian Pop <s.pop@samsung.com>
9809 * graphite-scop-detection.c (record_loop_in_sese): New.
9810 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9811 (build_scops): Remove call to build_sese_loop_nests.
9812 * sese.c (sese_record_loop): Remove.
9813 (build_sese_loop_nests): Remove.
9814 (new_sese_info): Remove region->loops.
9815 (free_sese_info): Same.
9816 * sese.h (sese_contains_loop): Same.
9817 (build_sese_loop_nests): Remove.
9818 (sese_contains_loop): Remove.
9820 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9821 Sebastian Pop <s.pop@samsung.com>
9823 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9824 loop_is_valid_in_scop.
9825 (scop_detection::harmful_stmt_in_region): Renamed
9826 harmful_loop_in_region.
9827 Call loop_is_valid_in_scop.
9829 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9830 Sebastian Pop <s.pop@samsung.com>
9832 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9835 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9836 Sebastian Pop <s.pop@samsung.com>
9838 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9839 * graphite.h (struct poly_bb): Remove field is_reduction.
9840 (PBB_IS_REDUCTION): Remove.
9842 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9843 Sebastian Pop <s.pop@samsung.com>
9845 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9846 (add_pdr_constraints): Same.
9847 (scop_get_reads): Same.
9848 (scop_get_must_writes): Same.
9849 (scop_get_may_writes): Same.
9850 (scop_get_original_schedule): Same.
9851 (extend_schedule): Same.
9852 (apply_schedule_on_deps): Same.
9853 (carries_deps): Same.
9854 (compute_deps): Same.
9855 (scop_get_dependences): Same.
9856 * graphite-isl-ast-to-gimple.c
9857 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9858 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9859 (get_schedule_for_band_list): Same.
9860 (get_schedule_map): Same.
9861 (apply_schedule_map_to_scop): Same.
9862 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9863 (build_loop_iteration_domains): Same.
9864 (add_condition_to_pbb): Same.
9865 (add_param_constraints): Same.
9866 (pdr_add_memory_accesses): Same.
9867 (pdr_add_data_dimensions): Same.
9869 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9871 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9874 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9876 * common.opt (feliminate-dwarf2-dups): Replace references to
9877 "DWARF 2" with just "DWARF".
9878 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9879 * doc/extend.texi: Likewise.
9880 * doc/cpp.texi: Likewise.
9881 * doc/invoke.texi: Likewise.
9882 (Option Summary): Add -gdwarf to list of Debugging Options.
9883 (Debugging Options): Document -gdwarf.
9884 * doc/contrib.texi: Spell "DWARF" like that.
9886 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9888 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9889 warning. Fix up formatting.
9892 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9893 attempt to mark memory input operand addressable and
9894 call prepare_gimple_addressable in that case. Don't adjust
9895 input_location for diagnostics, use error_at instead.
9897 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9899 * config/rs6000/ppc-auxv.h: New file.
9900 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9902 (cpu_supports): Likewise.
9903 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9904 (cpu_is_info): New variable.
9905 (cpu_supports_info): Likewise.
9906 (tcb_verification_symbol): Likewise.
9907 (cpu_builtin_p): Likewise.
9908 (cpu_expand_builtin): New function.
9909 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9910 (rs6000_init_builtins): Likewise.
9911 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9912 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9913 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9914 * configure: Regenerate.
9915 * config.in: Likewise.
9916 * doc/extend.texi (PowerPC Built-in Functions): Document
9917 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9919 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9922 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9924 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9927 2016-01-20 Richard Henderson <rth@redhat.com>
9933 * tree.c (tm_define_builtin): New.
9934 (find_tm_vector_type): New.
9935 (build_tm_vector_builtins): New.
9936 (build_common_builtin_nodes): Call it.
9938 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9940 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9941 (arm_fp_ok): Likewise.
9943 (arm_crypto): Likewise.
9945 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9946 Richard Biener <rguenther@suse.de>
9948 PR tree-optimization/69328
9949 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9950 vectors have same number of elements.
9951 (vectorizable_condition): Fix masked version recognition.
9953 2016-01-20 Richard Biener <rguenther@suse.de>
9955 PR tree-optimization/69345
9956 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9957 (VN_INFO_PTR_INFO): Likewise.
9958 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9959 info when it is equal between non-dominating SSA names.
9960 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9961 Make sure to look at original SSA infos.
9963 2016-01-20 Jeff Law <law@redhat.com>
9966 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9968 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9969 (pc_or_label_operand): New predicate.
9970 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9971 tests for small integers that are 2^n - 1.
9973 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9975 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9977 2016-01-19 Jeff Law <law@redhat.com>
9980 * tree-ssa-threadbackwards.c
9981 (fsm_find_control_statement_thread_paths): Do not try to lookup
9982 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9984 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9986 * doc/lto.texi: Remove text that says only Gold has linker plugin
9989 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9991 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9992 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9993 the DIE accordingly.
9994 (modified_type_die): Add REVERSE parameter and pass it recursively,
9995 as well as to base_type_die. Adjust presence check accordingly.
9996 (base_type_for_mode): Adjust call to modified_type_die.
9997 (add_type_attribute): Add REVERSE parameter and pass it to
9999 (generic_parameter_die): Adjust call to add_type_attribute.
10000 (add_scalar_info): Likewise.
10001 (add_subscript_info): Likewise.
10002 (gen_array_type_die): Likewise.
10003 (gen_descr_array_type_die): Likewise.
10004 (gen_entry_point_die): Likewise.
10005 (gen_enumeration_type_die): Likewise.
10006 (gen_formal_parameter_die): Likewise.
10007 (gen_subprogram_die): Likewise.
10008 (gen_variable_die ): Likewise.
10009 (gen_const_die): Likewise.
10010 (gen_field_die): Likewise.
10011 (gen_pointer_type_die): Likewise.
10012 (gen_reference_type_die): Likewise.
10013 (gen_ptr_to_mbr_type_die): Likewise.
10014 (gen_inheritance_die): Likewise.
10015 (gen_subroutine_type_die): Likewise.
10016 (gen_typedef_die): Likewise.
10017 (force_type_die): Adjust call to modified_type_die.
10019 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10021 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10022 flow throughout the file. Fix broken link to Objective-C 2.0
10024 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10027 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10029 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10031 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10034 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10035 (maybe_record_node): Record cxa_pure_virtual as the only possible
10036 target if there are not ohter candidates.
10037 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10039 2016-01-19 Richard Biener <rguenther@suse.de>
10041 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10042 (get_memory_order): Likewise.
10044 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10046 * tree-vect-stmts.c (vectorizable_store): Check
10049 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10052 * gcc.c (driver::decode_argv): Add call to
10053 init_opts_obstack before init_options_struct.
10054 * opts.c (init_opts_obstack): Remove idempotency.
10055 (init_options_struct): Replace call to init_opts_obstack
10056 with a gcc_assert to verify that it has already been called.
10057 * toplev.c (toplev::main): Add call to init_opts_obstack before
10058 calls to init_options_struct.
10059 (toplev::finalize): Move cleanup of opts_obstack next to
10060 cleanup of save_decoded_options, clearing the latter, and
10061 save_decoded_options_count.
10063 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10066 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10067 attribute to unconditional. Remove %? from output template.
10069 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10070 Jiong Wang <jiong.wang@arm.com>
10072 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10073 generated from different expand order.
10075 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10077 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10078 Add support for CCMP costing.
10080 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10082 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10083 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10084 (fccmpe<mode>): Likewise.
10085 (fcmp): Rename to fcmp and globalize pattern.
10087 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10088 (aarch64_gen_ccmp_next): Add FP support.
10090 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10092 * target.def (gen_ccmp_first): Update documentation.
10093 (gen_ccmp_next): Likewise.
10094 * doc/tm.texi (gen_ccmp_first): Update documentation.
10095 (gen_ccmp_next): Likewise.
10096 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10097 expand_ccmp_expr_1. Improve comments.
10098 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10099 (ccmp_ior<mode>): Remove pattern.
10100 (cmp<mode>): Remove expand.
10101 (cmp): Globalize pattern.
10102 (cstorecc4): Use cc_register.
10103 (mov<mode>cc): Remove ccmp_cc_register check.
10104 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10105 Simplify after removal of CC_DNE/* modes.
10106 (aarch64_ccmp_mode_to_code): Remove.
10107 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10108 In 'k' case use integer as condition.
10109 (aarch64_nzcv_codes): Remove inverted cases.
10110 (aarch64_code_to_ccmode): Remove.
10111 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10112 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10113 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10114 pattern. Return the comparison with CC register. Invert conditions
10115 when bitcode is OR.
10116 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10117 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10119 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10121 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10122 instrumented_version.
10124 2016-01-19 Richard Biener <rguenther@suse.de>
10126 PR tree-optimization/69336
10127 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10128 handled components with get_ref_base_and_extent.
10129 (equal_mem_array_ref_p): Adjust.
10131 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10134 * shrink-wrap.c: Include valtrack.h.
10135 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10136 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10137 in between insn and where it will be moved to. Call
10138 dead_debug_insert_temp.
10139 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10140 first and dead_debug_local_finish at the end.
10141 For uses and defs bitmap, handle all regs in between REGNO and
10142 END_REGNO, not just the first one.
10144 2016-01-19 Richard Biener <rguenther@suse.de>
10146 PR tree-optimization/69352
10147 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10148 (equal_mem_array_ref_p): Constrain size and max size properly.
10149 Compare the reverse flag.
10151 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10153 * ira.c (ira): Update regstat data if we deleted insns.
10155 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10157 PR rtl-optimization/68955
10158 PR rtl-optimization/64557
10159 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10160 here. Fix up formatting.
10161 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10163 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10166 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10167 assume that the node has body.
10168 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10171 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10173 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10176 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10178 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10179 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10181 2016-01-19 Martin Jambor <mjambor@suse.cz>
10182 Martin Liska <mliska@suse.cz>
10183 Michael Matz <matz@suse.de>
10185 * Makefile.in (OBJS): Add new source files.
10186 (GTFILES): Add hsa.c.
10187 * common.opt (disable_hsa): New variable.
10188 (-Whsa): New warning.
10189 * config.in (ENABLE_HSA): New.
10190 * configure.ac: Treat hsa differently from other accelerators.
10191 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10192 $enable_offloading.
10193 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10194 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10195 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10196 --with-hsa-kmt-lib.
10197 * doc/invoke.texi (-Whsa): Document.
10198 (hsa-gen-debug-stores): Likewise.
10199 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10200 to invoke offload compiler for hsa acclerator.
10201 * opts.c (common_handle_option): Determine whether HSA offloading
10202 should be performed.
10203 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10204 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10205 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10206 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10207 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10208 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10209 GF_OMP_FOR_KIND_GRID_LOOP.
10210 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10211 (pp_gimple_stmt_1): Likewise.
10212 * gimple-walk.c (walk_gimple_stmt): Likewise.
10213 * gimple.c (gimple_build_omp_grid_body): New function.
10214 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10215 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10216 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10217 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10218 GF_OMP_TEAMS_GRID_PHONY.
10219 (gimple_statement_omp_single_layout): Updated comments.
10220 (gimple_build_omp_grid_body): New function.
10221 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10222 (gimple_omp_for_grid_phony): New function.
10223 (gimple_omp_for_set_grid_phony): Likewise.
10224 (gimple_omp_parallel_grid_phony): Likewise.
10225 (gimple_omp_parallel_set_grid_phony): Likewise.
10226 (gimple_omp_teams_grid_phony): Likewise.
10227 (gimple_omp_teams_set_grid_phony): Likewise.
10228 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10229 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10230 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10231 (BUILT_IN_GOMP_TARGET): Updated type.
10232 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10233 (adjust_for_condition): New function.
10234 (get_omp_for_step_from_incr): Likewise.
10235 (extract_omp_for_data): Moved parts to adjust_for_condition and
10236 get_omp_for_step_from_incr.
10237 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10238 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10239 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10240 (scan_omp_parallel): Do not create child functions for phony
10242 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10243 (scan_omp_1_op): Checking assert we are not remapping to
10244 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10245 (parallel_needs_hsa_kernel_p): New function.
10246 (expand_parallel_call): Register apprpriate parallel child
10247 functions as HSA kernels.
10248 (grid_launch_attributes_trees): New type.
10249 (grid_attr_trees): New variable.
10250 (grid_create_kernel_launch_attr_types): New function.
10251 (grid_insert_store_range_dim): Likewise.
10252 (grid_get_kernel_launch_attributes): Likewise.
10253 (get_target_argument_identifier_1): Likewise.
10254 (get_target_argument_identifier): Likewise.
10255 (get_target_argument_value): Likewise.
10256 (push_target_argument_according_to_value): Likewise.
10257 (get_target_arguments): Likewise.
10258 (expand_omp_target): Call get_target_arguments instead of looking
10259 up for teams and thread limit.
10260 (grid_expand_omp_for_loop): New function.
10261 (grid_arg_decl_map): New type.
10262 (grid_remap_kernel_arg_accesses): New function.
10263 (grid_expand_target_kernel_body): New function.
10264 (expand_omp): Call it.
10265 (lower_omp_for): Do not emit phony constructs.
10266 (lower_omp_taskreg): Do not emit phony constructs but create for them
10267 a temporary variable receiver_decl.
10268 (lower_omp_taskreg): Do not emit phony constructs.
10269 (lower_omp_teams): Likewise.
10270 (lower_omp_grid_body): New function.
10271 (lower_omp_1): Call it.
10272 (grid_reg_assignment_to_local_var_p): New function.
10273 (grid_seq_only_contains_local_assignments): Likewise.
10274 (grid_find_single_omp_among_assignments_1): Likewise.
10275 (grid_find_single_omp_among_assignments): Likewise.
10276 (grid_find_ungridifiable_statement): Likewise.
10277 (grid_target_follows_gridifiable_pattern): Likewise.
10278 (grid_remap_prebody_decls): Likewise.
10279 (grid_copy_leading_local_assignments): Likewise.
10280 (grid_process_kernel_body_copy): Likewise.
10281 (grid_attempt_target_gridification): Likewise.
10282 (grid_gridify_all_targets_stmt): Likewise.
10283 (grid_gridify_all_targets): Likewise.
10284 (execute_lower_omp): Call grid_gridify_all_targets.
10285 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10286 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10287 (tree_omp_clause): Added union field dimension.
10288 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10289 * tree.c (omp_clause_num_ops): Added number of arguments of
10290 OMP_CLAUSE__GRIDDIM_.
10291 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10292 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10293 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10294 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10295 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10296 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10297 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10298 * tree-pass.h (make_pass_gen_hsail): Declare.
10299 (make_pass_ipa_hsa): Likewise.
10300 * ipa-hsa.c: New file.
10301 * lto-section-in.c (lto_section_name): Add hsa section name.
10302 * lto-streamer.h (lto_section_type): Add hsa section.
10303 * timevar.def (TV_IPA_HSA): New.
10304 * hsa-brig-format.h: New file.
10305 * hsa-brig.c: New file.
10306 * hsa-dump.c: Likewise.
10307 * hsa-gen.c: Likewise.
10310 * toplev.c (compile_file): Call hsa_output_brig.
10311 * hsa-regalloc.c: New file.
10313 2016-01-18 Jeff Law <law@redhat.com>
10315 PR tree-optimization/69320
10316 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10317 ranged object, do nothing if the RHS constant is not [0..1].
10318 (optimize_stmt): Comparing a boolean ranged object against a
10319 constant outside [0..1] results in a compile-time constant.
10321 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10324 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10326 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10327 (Option Summary): Update to reflect new section and moved options.
10328 (C++ Dialect Options): Move -fstats to new section.
10329 (Debugging Options): Move all dump, statistics, and other GCC
10330 developer options to new section. Rewrite section introduction
10331 and re-order remaining options to put the more basic ones first.
10332 (Optimization Options): Move -fira-verbose and -flto-report* to
10334 (Developer Options): New section incorporating moved options.
10335 * doc/cppopts.texi (-dM): Update cross-reference.
10337 2016-01-18 Richard Henderson <rth@redhat.com>
10340 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10341 operands to pseudo only if CSE is expected. Split long immediate
10342 operands only after reload, and for the stack pointer.
10343 (*add<GPI>3_pluslong): Remove.
10344 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10345 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10346 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10347 (*add<GPI>3 peepholes): New.
10348 (*add<GPI>3 splitters): New.
10349 * config/aarch64/constraints.md (Upl): New.
10350 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10352 2016-01-18 Richard Biener <rguenther@suse.de>
10354 PR tree-optimization/69297
10355 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10357 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10359 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10361 PR middle-end/68542
10362 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10363 of mixind vector and scalar types.
10364 (fold_relational_const): Add handling of vector
10365 comparison with boolean result.
10366 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10367 comparison of vector operands with boolean result for EQ/NE only.
10368 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10369 (verify_gimple_cond): Likewise.
10370 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10373 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10375 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10378 2016-01-18 Richard Biener <rguenther@suse.de>
10380 PR middle-end/69308
10381 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10383 2016-01-18 Tom de Vries <tom@codesourcery.com>
10385 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10387 2016-01-18 Tom de Vries <tom@codesourcery.com>
10389 * omp-low.c (set_oacc_fn_attrib): Make extern.
10390 * omp-low.h (set_oacc_fn_attrib): Declare.
10391 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10392 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10393 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10394 Add and handle function parameter oacc_kernels_p.
10395 (find_reduc_addr, get_omp_data_i_param): New function.
10396 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10397 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10398 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10399 Calculate dominance info. Skip loops that are not in a kernels region
10400 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10401 (pass_parallelize_loops::execute): Call parallelize_loops with
10402 oacc_kernels_p argument.
10403 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10404 New member function.
10405 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10406 * passes.def: Add argument to pass_parallelize_loops instantation.
10408 2016-01-18 Tom de Vries <tom@codesourcery.com>
10410 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10411 pass_parallelize_loops to be run outside the loop pipeline.
10413 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10415 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10416 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10418 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10421 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10422 using get_ref_base_and_extent.
10423 (equal_mem_array_ref_p): New.
10424 (hashable_expr_equal_p): Add call to previous.
10426 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10429 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10430 (sra_initialize): Allocate disqualified_constants.
10431 (sra_deinitialize): Free disqualified_constants.
10432 (disqualify_candidate): Update disqualified_constants when appropriate.
10433 (create_access): Scan for constant-pool entries as we go along.
10434 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10435 (maybe_add_sra_candidate): Allow constant-pool entries.
10436 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10437 (initialize_constant_pool_replacements): New.
10438 (sra_modify_assign): Avoid mangling assignments created by previous,
10439 and don't generate writes into constant pool.
10440 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10442 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10444 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10445 andnot instruction.
10446 (scalar_chain::convert_op): Likewise.
10447 * config/i386/i386.md (*andndi3_doubleword): New.
10449 2016-01-18 Richard Biener <rguenther@suse.de>
10451 PR tree-optimization/69170
10452 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10453 building a vector from scalar results of a pattern stmt.
10455 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10457 * haifa-sched.c (autopref_multipass_init): Work around
10458 -Wmaybe-uninitialized warning.
10460 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10462 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10463 against the constant 0.
10465 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10467 PR tree-optimization/68799
10468 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10469 look up phi candidates in the statement-candidate map.
10470 (phi_add_costs): Likewise.
10471 (record_phi_increments): Likewise.
10472 (phi_incr_cost): Likewise.
10473 (ncd_with_phi): Likewise.
10474 (all_phi_incrs_profitable): Likewise.
10476 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10478 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10479 -Wmaybe-uninitialized warning.
10481 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10483 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10484 (Option Summary): Update to reflect new section and moved options.
10485 (C++ Dialect Options): Move -fvtable-verify and related options.
10486 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10487 and profiling-related options.
10488 (Optimization Options): Move profile generation options and
10489 -fstack-protector and related options.
10490 (Instrumentation Options): New section incorporating moved options.
10491 (Code Generation Options): Move -finstrument-functions and
10492 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10494 2016-01-16 Tom de Vries <tom@codesourcery.com>
10496 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10498 2016-01-16 Tom de Vries <tom@codesourcery.com>
10500 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10502 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10504 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10505 that checks whether the table is already empty. Rename the
10506 original implementation to...
10507 (hash_table::empty_slot): ...this new private function.
10509 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10511 PR diagnostic/68899
10512 * diagnostic-show-locus.c (layout::print_source_line): Move x
10513 offset of line until after call to
10514 get_line_width_without_trailing_whitespace.
10516 2016-01-15 Jeff Law <law@redhat.com>
10518 PR tree-optimization/69270
10519 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10520 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10521 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10522 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10523 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10524 ssa_name_has_boolean_range and constant_boolean_node.
10526 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10528 PR rtl-optimization/69030
10529 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10531 (spill_pseudos): Delete debug insn for dead pseudo.
10532 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10534 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10536 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10538 (TYPES_UNOPUS): Likewise.
10539 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10540 builtin type, from UNOP to UNOPUS.
10541 (lbtruncuv4sf): Likewise.
10542 (lbtruncuv2df): Likewise.
10543 (lrounduv2sf): Likewise.
10544 (lrounduv4sf): Likewise.
10545 (lrounduv2df): Likewise.
10546 (lroundusf): Likewise.
10547 (lroundusf): Likewise.
10548 (lceiluv2sf): Likewise.
10549 (lceiluv4sf): Likewise.
10550 (lceiluv2df): Likewise.
10551 (lceilusf): Likewise.
10552 (lceiludf): Likewise.
10553 (lflooruv2sf): Likewise.
10554 (lflooruv4sf): Likewise.
10555 (lflooruv2df): Likewise.
10556 (lfloorusf): Likewise.
10557 (lfloorudf): Likewise.
10558 (lfrintnuv2sf): Likewise.
10559 (lfrintnuv4sf): Likewise.
10560 (lfrintnuv2df): Likewise.
10561 (lfrintnusf): Likewise.
10562 (lfrintnudf): Likewise.
10563 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10565 (vcvtq_u32_f32): Likewise.
10566 (vcvtq_u64_f64): Likewise.
10567 (vcvta_u32_f32): Likewise.
10568 (vcvtaq_u32_f32): Likewise.
10569 (vcvtaq_u64_f64): Likewise.
10570 (vcvtm_u32_f32): Likewise.
10571 (vcvtmq_u32_f32): Likewise.
10572 (vcvtmq_u64_f64): Likewise.
10573 (vcvtn_u32_f32): Likwise.
10574 (vcvtnq_u32_f32): Likewise.
10575 (vcvtnq_u64_f64): Likewise.
10576 (vcvtp_u32_f32): Likewise.
10577 (vcvtpq_u32_f32): Likewise.
10578 (vcvtpq_u64_f64): Likewise.
10579 (vcvtmd_u64_f64): Likewise.
10580 (vcvtms_u32_f32): Likewise.
10581 (vcvtad_u64_f64): Likewise.
10582 (vcvtas_u32_f32): Likewise.
10583 (vcvtnd_u64_f64): Likewise.
10584 (vcvtns_u32_f32): Likewise.
10585 (vcvtpd_u64_f64): Likewise.
10586 (vcvtps_u32_f32): Likewise.
10588 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10590 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10591 CSEL of zero_extended registers.
10593 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10595 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10596 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10598 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10600 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10601 false when argument string is not found in the attributes table
10604 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10607 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10608 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10609 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10610 precision estimate.
10612 2016-01-15 Richard Biener <rguenther@suse.de>
10614 PR tree-optimization/66856
10615 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10616 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10617 (vect_create_new_slp_node): Increment stmt reference count.
10618 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10619 an SLP tree before swapping operands.
10620 (vect_build_slp_tree): Likewise.
10621 (destroy_bb_vec_info): Free stmt info after SLP instances.
10622 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10623 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10624 (STMT_VINFO_NUM_SLP_USES): New macro.
10626 2016-01-15 Richard Biener <rguenther@suse.de>
10629 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10630 (add_linkage_name): ... here.
10631 (gen_typedef_die): Use add_linkage_name_raw instead of
10632 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10635 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10637 * gimplify.c (oacc_default_clause): Decode reference and pointer
10638 types for both kernels and parallel regions.
10640 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10642 PR middle-end/69246
10643 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10645 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10647 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10648 (convert_scalars_to_vector): Likewise.
10650 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10652 * doc/extend.texi (Type Traits): Fix grammar.
10654 2016-01-15 Martin Jambor <mjambor@suse.cz>
10656 * tree-inline.c (remap_decl): Use existing dclarations if
10657 remapping a type and prevent_decl_creation_for_types.
10658 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10659 decls first. Do real remapping with
10660 prevent_decl_creation_for_types set.
10661 * tree-inline.h (copy_body_data): New field
10662 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10665 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10667 * config/s390/s390.opt (mmvcle): More verbose help text.
10669 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10671 * config/s390/s390.opt: Add period to -mzvector option text.
10673 2016-01-15 Richard Biener <rguenther@suse.de>
10675 PR tree-optimization/68961
10676 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10677 of invariants in stores again.
10679 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10681 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10683 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10685 * config/i386/i386.c (ix86_expand_branch): Don't split
10686 DI mode xor instruction to SI mode.
10688 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10691 * ipa-icf.c (sem_function::merge): Virtual functions may become
10692 reachable even if they address is not taken and there are no
10695 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10697 * lto-streamer-out.c (subtract_estimated_size): New function.
10698 (get_symbol_initial_value): Use it.
10700 2016-01-15 Christian Bruel <christian.bruel@st.com>
10703 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10704 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10705 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10706 use add_builtin_function_ext_scope instead of add_builtin_function.
10707 (neon_set_p, neon_crypto_set_p): Remove.
10708 (arm_init_builtins): Always call arm_init_neon_builtins and
10709 arm_init_crypto_builtins.
10710 (arm_expand_builtin): Check that builtins are allowed for the arch.
10711 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10712 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10713 arm_init_neon_builtins call.
10715 2016-01-15 Richard Biener <rguenther@suse.de>
10717 PR tree-optimization/69117
10718 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10719 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10720 of the leader conservatively.
10721 (free_scc_vn): Restore original SSA name infos.
10723 2016-01-14 Jeff Law <law@redhat.com>
10725 PR tree-optimization/69270
10726 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10727 single bit of precision, verify it's also unsigned.
10728 (record_edge_info): Use constant_boolean_node rather than fold_convert
10729 to convert boolean_true/boolean_false to the right type.
10731 2016-01-14 Richard Henderson <rth@redhat.com>
10734 * loop-doloop.c (record_reg_sets): New.
10735 (doloop_optimize): Reject the transform if the sequence
10736 clobbers registers live at the end of the loop block.
10737 (doloop_optimize_loops): Enable df_live if needed.
10739 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10741 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10742 * gcc/config/rs6000/rs6000.c: Likewise.
10743 * gcc/config/rs6000/rs6000.h: Likewise.
10744 * gcc/config/rs6000/rs6000.md: Likewise.
10745 * gcc/doc/extend.texi: Likewsie.
10747 2016-01-14 Jeff Law <law@redhat.com>
10749 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10752 2016-01-14 Richard Henderson <rth@redhat.com>
10756 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10757 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10758 instead of builtin_decl_declared_p to test for declaration.
10760 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10762 * doc/loop.texi (Loop Analysis and Representation): Document
10763 loop_depth function.
10765 2016-01-14 Tom de Vries <tom@codesourcery.com>
10767 PR tree-optimization/68773
10768 * omp-low.c (expand_omp_target): Don't set force_output.
10769 * varpool.c (varpool_node::get_create): Same.
10770 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10771 offload_funcs with force_output.
10773 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10776 * lra-eliminations.c (move_plus_up): Don't change anything if either
10777 the outer or inner subreg mode is not MODE_INT.
10778 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10779 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10781 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10783 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10784 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10785 reduc_uplus_@var{m}): Remove.
10786 * expr.c (expand_expr_real_2): Remove expansion path for
10787 reduc_[us](min|max|plus) optabs.
10788 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10789 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10790 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10791 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10792 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10793 reduc_[us](min|max|plus) optabs.
10795 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10797 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10798 (reduc_plus_scal_v2sf): New.
10799 (reduc_smax_v2sf): Rename to...
10800 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10801 (reduc_smin_v2sf): Rename to...
10802 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10804 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10806 * alias.c (compare_base_symbol_refs): New function.
10807 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10810 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10812 PR middle-end/68146
10813 PR tree-optimization/69155
10814 * tree-complex.c: Include cfganal.h.
10815 (phis_to_revisit): New variable.
10816 (extract_component): Add phiarg_p argument. Assert that returned
10817 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10818 (update_phi_components): Partly rewrite to use loop over real/imag
10819 components instead of code duplication. If extract_component returns
10820 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10821 create_tmp_reg into the PHI node instead, and mention the phi triplet
10822 in phis_to_revisit.
10823 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10824 in phis_to_revisit at the end.
10826 2016-01-14 Richard Biener <rguenther@suse.de>
10828 PR tree-optimization/68060
10829 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10830 outer loop reduction is only used in the inner loop before
10831 detecting a double reduction.
10833 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10836 * combine.c (expand_field_assignment): Punt if compute_mode is
10837 unsupported scalar mode.
10839 2016-01-14 Richard Biener <rguenther@suse.de>
10841 PR tree-optimization/66856
10842 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10843 SLP node only if it built successfully.
10844 (vect_analyze_slp_instance): Adjust.
10846 2016-01-14 Jeff Law <law@redhat.com>
10848 PR tree-optimization/69270
10849 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10850 (record_edge_info): Use it. Convert boolean_{true,false}_node
10851 to the type of op0.
10853 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10856 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10857 use block_ultimate_origin
10858 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10860 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10862 * doc/invoke.texi (Submodel Options): Rename section to
10863 "Machine-Dependent Options" to better reflect its content.
10864 Rewrite introductory text to remove archaic CPU names.
10867 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10869 * doc/invoke.texi (Code Gen Options): Move section up in file,
10870 before target-specific options. Update menu and option summary
10871 to reflect the new section ordering.
10873 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10875 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10876 (C++ Dialect Options): Add cross-reference to -std option.
10877 * doc/standards.texi (C++ Language): Document C++14 support.
10879 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10881 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10882 for pack/unpack functions for __ibm128.
10883 (PACK_IF): Likewise.
10884 (UNPACK_IF): Likewise.
10886 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10887 support for __ibm128 pack/unpack functions.
10888 (rs6000_invalid_builtin): Likewise.
10889 (rs6000_init_builtins): Likewise.
10890 (rs6000_opt_masks): Likewise.
10892 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10893 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10895 (RS6000_BTM_COMMON): Likewise.
10897 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10898 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10899 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10900 128-bit floating point. Add support for the double values to be
10901 in Altivec registers for TF/IF packing and unpacking, but restrict
10902 TD packing sub-fields to be FPR registers. Don't allow overlapped
10903 register support for packing. Allow pack inputs to be memory
10904 locations. Don't build generator functions for unpack<mode>_dm
10905 and unpack<mode>_nodm.
10906 (unpack<mode>_dm): Likewise.
10907 (unpack<mode>_nodm): Likewise.
10908 (pack<mode>): Likewise.
10910 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10911 built-in functions to pack/unpack explicit __ibm128 values.
10912 (__builtin_unpack_ibm128): Likewise.
10914 * doc/extend.texi (PowerPC Built-in Functions): Document
10915 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10917 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10920 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10921 Add new arg loc and pass it down as context.
10922 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10923 to the location to use for the warning.
10924 (check_function_arguments): New arg loc. All callers changed. Pass
10925 it to check_function_nonnull.
10926 * c-common.h (check_function_arguments): Adjust declaration.
10928 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10930 PR tree-optimization/69156
10931 * gimple.c (validate_type): Removed.
10932 (gimple_builtin_call_types_compatible_p): Use
10933 useless_type_conversion_p instead of validate_type.
10934 * value-prof.c (gimple_stringop_fixed_value): Fold
10935 icall_size to correct type.
10937 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10939 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10942 2016-01-13 Richard Henderson <rth@redhat.com>
10945 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10946 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10947 (ix86_builtin_tm_store): Remove.
10948 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10949 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10950 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10951 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10952 * doc/tm.texi: Rebuild.
10954 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10955 (BUILT_IN_TM_MEMCPY_RTWN): New.
10956 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10957 fallback from vector to integer helpers.
10958 (build_tm_load): Handle vector types directly, instead of
10960 (build_tm_store): Likewise.
10961 (expand_assign_tm): Prepare for register types not handled by
10962 the above. Copy them to memory and use memcpy.
10963 * tree.c (tm_define_builtin): New.
10964 (find_tm_vector_type): New.
10965 (build_tm_vector_builtins): New.
10966 (build_common_builtin_nodes): Call it.
10968 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10970 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10971 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10973 2016-01-13 Tom de Vries <tom@codesourcery.com>
10975 PR tree-optimization/69169
10976 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10977 handled_struct_type param.
10978 (create_variable_info_for, intra_create_variable_infos): Call
10979 create_variable_info_for_1 with extra arg.
10981 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10983 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10984 and "armv8.1-a+crc" entries.
10986 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10989 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10990 Change first operand predicate from register_or_constm1_operand
10991 to register_operand.
10992 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10993 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
10994 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
10995 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
10996 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
10997 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
10998 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
10999 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11000 comparison with constm1_rtx from vec_prefetch_gen part.
11002 2016-01-13 Richard Biener <rguenther@suse.de>
11004 PR tree-optimization/69013
11005 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11006 Exchange assert for a test.
11008 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11011 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11013 2016-01-13 Richard Biener <rguenther@suse.de>
11015 PR tree-optimization/69242
11016 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11017 assert with a check.
11019 2016-01-13 Richard Biener <rguenther@suse.de>
11021 PR tree-optimization/69186
11022 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11023 Properly guard vect_update_misalignment_for_peel call.
11025 2016-01-12 Jeff Law <law@redhat.com>
11027 PR tree-optimization/pr67755
11028 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11029 "need_profile_correction".
11030 (thread_block_1): Initialize new field to false by default. If we
11031 have multiple thread paths through a common joiner to different
11032 final targets, then set new field to true.
11033 (compute_path_counts): Only do count adjustment when it's really
11036 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11038 * doc/invoke.texi (Spec Files): Move section down in file, past
11039 all command-line option descriptions.
11041 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11043 PR middle-end/54809
11044 * doc/gty.texi: Remove documentation of mark_hook.
11045 * gengtype.c (struct write_types_data): Remove code to support
11046 mark_hook attribute.
11047 (walk_type): Likewise.
11048 (write_func_for_structure): Likewise.
11050 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11052 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11053 Directory Options, and -specs= to Overall Options.
11054 (Overall Options): Adjust similarly. Reorder to group related
11055 options together. Make -specs= cross-reference the spec file details.
11056 (Directory Options): Adjust similarly.
11058 2016-01-12 Jeff Law <law@redhat.com>
11060 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11062 2016-01-12 Olivier Hainque <hainque@adacore.com>
11064 * gcc.c (spec_undefvar_allowed): New global.
11065 (process_command): Set to true when running for --version or --help,
11067 (getenv_spec_function): When the variable is not defined, use the
11068 variable name as the variable value if we're allowed not to issue
11071 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11073 PR tree-optimization/68911
11074 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11075 information computed for expression "init + nit * step".
11077 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11079 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11080 about name of GCC executable. Remove deleted node from menu.
11081 (Directory Options) <-B>: Remove cross-reference to deleted node.
11082 (Target Options): Delete section.
11084 2016-01-12 Christian Bruel <christian.bruel@st.com>
11087 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11088 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11090 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11093 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11094 aligned_mem is properly set for AVX512-VL floating point masked
11098 * ifcvt.c (cond_exec_process_if_block): When removing the last
11099 insn from then_bb, remove also any possible barriers that follow it.
11101 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11105 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11106 (PTRDIFF_TYPE): Likewise.
11107 (WCHAR_TYPE): Likewise.
11108 (WCHAR_TYPE_SIZE): Likewise.
11109 (STDINT_LONG32): Likewise.
11111 2016-01-12 Richard Biener <rguenther@suse.de>
11113 PR tree-optimization/69053
11114 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11115 convert initial value for cond reductions.
11117 2016-01-12 Richard Biener <rguenther@suse.de>
11119 PR tree-optimization/69007
11120 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11121 widen_sum after dot_prod and sad.
11123 2016-01-12 Richard Biener <rguenther@suse.de>
11125 PR tree-optimization/69168
11126 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11127 pattern stmt SLP type.
11128 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11129 end up unused so cope with that case.
11131 2016-01-12 Richard Biener <rguenther@suse.de>
11133 PR tree-optimization/69157
11134 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11135 stmts def type only during analyze phase.
11136 (vectorizable_call): Likewise.
11137 (vectorizable_simd_clone_call): Likewise.
11138 (vectorizable_conversion): Likewise.
11139 (vectorizable_assignment): Likewise.
11140 (vectorizable_shift): Likewise.
11141 (vectorizable_operation): Likewise.
11142 (vectorizable_store): Likewise.
11143 (vectorizable_load): Likewise.
11145 2016-01-12 Richard Biener <rguenther@suse.de>
11147 PR tree-optimization/69174
11148 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11150 (vectorizable_load): Properly compute the number of loads needed
11151 for permuted strided SLP loads and do not spuriously assign
11152 to SLP_TREE_VEC_STMTS.
11154 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11156 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11157 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11158 (MD_EXEC_PREFIX): Remove.
11159 (MD_STARTFILE_PREFIX) Removee.
11160 (FILE_NAME_ABSOLUTE_P): Remove.
11161 (CPP_SPEC): Do not read macros from sys/version.h.
11162 (LINK_COMMAND_SPEC): Remove.
11163 (LOCAL_INCLUDE_DIR): Remove.
11164 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11165 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11166 (POST_LINK_SPEC): Define to invoke stubify after linker
11167 (LIBSTDCXX): Remove define
11168 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11169 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11170 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11171 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11172 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11173 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11174 (i386_djgpp_asm_named_section): Add propotype of new procedure
11176 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11177 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11178 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11179 in config/i386/djgpp.h).
11180 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11181 STANDARD_STARTFILE_PREFIX_1.
11182 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11183 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11184 installation errors.
11185 (MAX_OFILE_ALIGNMENT): Define to 128.
11186 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11188 * config/i386/djgpp.c: New file. Add implementation of
11189 i386_djgpp_asm_named_section.
11191 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11193 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11194 Add rule for building djgpp.o.
11196 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11198 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11199 (rtx_is_swappable_p): Reductions are swappable.
11200 (insn_is_swappable_p): V2DF reductions are swappable.
11202 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11204 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11205 reloads for other unsupported memory operands.
11207 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11208 Jim Wilson <jim.wilson@linaro.org>
11211 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11212 copy_to_mode_reg instead of force_reg.
11214 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11217 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11218 TARGET_80387 is true.
11220 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11223 * lra-eliminations.c (move_plus_up): Only move plus up
11224 if subreg of the constant can be simplified into constant
11225 and use the simplified subreg of the constant instead of
11226 the original constant.
11228 * fold-const.c (fold_convertible_p): Don't return true
11229 for conversion of VECTOR_TYPE to same sized integral type.
11230 (fold_convert_loc): Fix up formatting. Fold conversion of
11231 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11232 instead of NOP_EXPR.
11234 PR tree-optimization/69214
11235 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11236 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11239 PR tree-optimization/69207
11240 * tree-vect-slp.c (vect_get_constant_vectors): For
11241 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11242 fold_convertible_p to vector_type's element type, and always
11243 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11245 2016-01-11 Richard Biener <rguenther@suse.de>
11247 PR tree-optimization/69173
11248 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11249 fixup the cycle if all stmts are in a pattern.
11251 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11253 PR middle-end/68999
11254 * alias.c (base_alias_check): Move check for addresses with
11255 alignment ANDs before the call for compare_base_decls.
11256 (memrefs_conflict_p): Return -1 for different decls
11257 that went through alignment adjustments.
11259 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11261 PR rtl-optimization/68796
11262 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11263 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11264 and QImode comparisons against zero with CC_NZmode.
11265 * config/aarch64/iterators.md (short_mask): New mode_attr.
11267 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11269 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11270 (<avx512>_store<mode>_mask): Likewise.
11272 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11273 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11275 PR rtl-optimization/68841
11276 * ifcvt.c (struct noce_if_info): Add orig_x field.
11277 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11278 Don't record conflicts on to_rename if it's present.
11279 Allow memory destinations in sets.
11280 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11281 blocks, passing orig_x to the checks.
11282 (noce_process_if_block): Set if_info->orig_x appropriately.
11284 2016-01-11 Tom de Vries <tom@codesourcery.com>
11286 PR tree-optimization/69069
11287 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11289 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11291 PR rtl-optimization/68920
11292 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11293 of conditional moves for RTL if-conversion to 1 for
11294 TARGET_ONE_IF_CONV_INSN.
11295 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11296 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11297 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11298 parameter to restirct number of conditional moves for
11300 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11301 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11304 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11307 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11308 onepart vars. Fix typo in comment. Fix reversed condition in
11310 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11313 * var-tracking.c (dump_onepart_variable_differences): New.
11314 (dataflow_set_different): If a detailed dump is requested,
11315 delay early returns and dump differences between onepart
11316 variables present before and after, and added variables.
11318 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11321 * expr.c (expand_expr_real_1): For boolean vector constants
11322 with a scalar mode use const_scalar_mask_from_tree.
11323 (const_scalar_mask_from_tree): New.
11324 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11325 assigned to a mask type to handle constants.
11327 2016-01-11 Martin Jambor <mjambor@suse.cz>
11330 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11331 useless parameters if we cannot change function signature.
11333 2016-01-11 Martin Jambor <mjambor@suse.cz>
11336 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11339 2016-01-11 Tom de Vries <tom@codesourcery.com>
11341 PR tree-optimization/69109
11342 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11345 2016-01-11 Tom de Vries <tom@codesourcery.com>
11347 PR tree-optimization/69108
11348 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11349 res is not used in a phi.
11351 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11354 * common.opt (frandom-seed): Fix parameter name.
11355 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11357 2016-01-11 Tom de Vries <tom@codesourcery.com>
11359 PR tree-optimization/69058
11360 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11363 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11365 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11366 (mcode-density): Likewise.
11368 2016-01-10 Tom de Vries <tom@codesourcery.com>
11370 PR tree-optimization/69062
11371 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11372 (parallelize_loops): Don't paralelize loop that has phi with address
11375 2016-01-10 Tom de Vries <tom@codesourcery.com>
11377 PR tree-optimization/69039
11378 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11381 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11383 PR middle-end/68743
11384 * match.pd: Require target has function_c99_misc before doing
11385 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11387 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11389 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11391 * configure: Regenerate.
11393 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11395 PR middle-end/50865
11396 PR tree-optimization/69097
11397 * fold-const.h (expr_not_equal_to): New prototype.
11398 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11399 (expr_not_equal_to): New function.
11400 * match.pd (X % -Y is the same as X % Y): Don't optimize
11401 unless X is known not to be equal to minimum or Y is known
11402 not to be equal to -1.
11403 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11404 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11405 (simplify_stmt_using_ranges): Adjust caller.
11406 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11407 substitute_and_fold.
11409 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11411 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11414 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11416 PR tree-optimization/69167
11417 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11418 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11420 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11422 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11423 Richard Biener <rguenther@suse.de>
11425 PR tree-optimization/68707
11426 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11427 instances that can be handled via vect_load_lanes.
11429 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11431 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11432 if we can't determine address equivalence.
11433 * alias.c (compare_base_decl): Update for changed return value of
11434 symtab_node::equal_address_to.
11436 2016-01-08 Jason Merrill <jason@redhat.com>
11440 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11441 * expr.c (store_field): Not here.
11442 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11443 call with TREE_ADDRESSABLE type.
11444 * tree-cfg.c (verify_gimple_call): Adjust.
11446 2016-01-08 Olivier Hainque <hainque@adacore.com>
11448 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11451 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11453 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11454 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11455 (reduc_smin_v2sf): Rename to...
11456 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11457 (reduc_splus_v2sf): Rename to...
11458 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11460 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11462 PR tree-optimization/69162
11463 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11464 valist argument in another argument.
11465 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11466 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11467 to determine the va_list type, build a MEM_REF instead of
11468 build_fold_indirect_ref.
11470 PR tree-optimization/69172
11471 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11474 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11476 PR tree-optimization/67781
11477 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11478 and cmpnop in two steps: first the ones not accessed in original
11479 gimple expression in a endian independent way and then the ones not
11480 accessed in the final result in an endian-specific way.
11482 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11484 PR tree-optimization/69083
11485 * tree-vect-slp.c (vect_get_constant_vectors): For
11486 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11487 element type. If op is fold_convertible_p to vector_type's element
11488 type, use NOP_EXPR instead of VCE.
11490 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11492 PR rtl-optimization/67778
11493 PR rtl-optimization/68634
11494 PR rtl-optimization/68909
11495 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11496 block from the stack until done with it. Remove a superfluous
11497 bitmap set. Remove a superfluous bitmap test.
11499 2016-01-07 Martin Sebor <msebor@redhat.com>
11502 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11503 constraint on the type of arguments.
11505 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11507 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11508 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11509 unaligned_access on the gcc_options set.
11510 * config/arm/arm.c (arm_option_override_internal): Use
11511 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11513 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11516 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11517 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11519 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11522 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11525 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11526 depending on frame_pointer_needed before remaining integer and SSE
11527 registers are saved.
11529 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11532 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11534 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11537 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11538 Use the "xBm" constraint.
11539 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11541 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11542 (sse_cvtsi2ssq<round_name>): Likewise.
11543 (sse_cvtss2si<round_name>): Likewise.
11544 (sse_cvtss2siq<round_name>): Likewise.
11545 (sse2_cvtsi2sdq<round_name>): Likewise.
11546 (sse2_cvtsd2si<round_name>): Likewise.
11547 (sse2_cvtsd2siq<round_name>): Likewise.
11548 * config/i386/subst.md (round_nimm_scalar_predicate): New
11551 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11553 PR middle-end/67639
11554 * varasm.c (make_decl_rtl): Mark invalid register vars as
11557 PR rtl-optimization/66206
11558 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11559 All callers changed.
11561 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11563 PR tree-optimization/69141
11564 * tree-ssa-pre.c: Include langhooks.h.
11565 (eliminate_dom_walker::before_dom_children): Use
11566 lang_hooks.decl_printable_name instead of
11567 cgraph_node::get ()->name ().
11569 PR middle-end/68960
11570 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11571 it and DECL_ALIGN too.
11573 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11575 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11577 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11580 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11581 depending on frame_pointer_needed before remaining integer and SSE
11582 registers are saved.
11584 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11586 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11587 mode iterator with VSX_M2.
11588 (*p9_vecstore_<mode>): Likewise.
11589 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11590 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11591 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11592 (define_split for VSX_LE128 stores): Likewise.
11593 (define_peephole2 for TImode LE swaps): Likewise.
11594 (define_split for VSX_LE128 post-reload stores): Likewise.
11596 2016-01-06 Marek Polacek <polacek@redhat.com>
11599 * convert.c (convert_to_integer_1): Adjust call to
11600 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11601 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11602 EXPR instead of ARG.
11603 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11605 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11608 * doc/extend.texi (RL78 Variable Attributes): New section.
11610 2016-01-05 Marek Polacek <polacek@redhat.com>
11613 * builtins.c (get_memmodel): Use expansion point location rather than
11614 the input location. Call warning_at rather than warning.
11615 (expand_builtin_atomic_compare_exchange): Likewise.
11616 (expand_builtin_atomic_load): Likewise.
11617 (expand_builtin_atomic_store): Likewise.
11618 (expand_builtin_atomic_clear): Likewise.
11620 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11623 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11624 Replace nonimmediate_operand with vector_operand.
11625 * config/i386/predicates.md (vector_operand): New predicate.
11626 (general_vector_operand): Replace nonimmediate_operand with
11628 * config/i386/sse.md: Replace nonimmediate_operand with
11629 vector_operand and m constraint with Bm constraint on SSE
11630 patterns with 16-byte memory operand.
11631 * config/i386/subst.md (round_nimm_predicate): Replace
11632 nonimmediate_operand with vector_operand.
11633 (round_saeonly_nimm_predicate): Likewise.
11634 (round_saeonly_nimm_scalar_predicate): New.
11636 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11639 * config/i386/constraints.md (Bm): New constraint.
11640 * config/i386/predicates.md (vector_memory_operand): New
11642 * config/i386/sse.md: Replace xm with xBm in plusminus and
11643 any_logic patterns.
11645 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11648 * doc/extend.texi (V850 Function Attributes): New section.
11649 (V850 Variable Attributes): New section.
11651 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11654 * doc/extend.texi (MicroBlaze Function Attributes): Document
11655 interrupt_handler and fast_interrupt attributes.
11657 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11660 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11661 for local symbolic operands.
11662 * config/ia64/predicates.md (local_symbolic_operand64): New
11665 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11667 PR rtl-optimization/68651
11668 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11671 2016-01-05 Nathan Sidwell <nathan@acm.org>
11673 * alias.c (compare_base_decls): Use symtab_node::get.
11675 2016-01-05 Nick Clifton <nickc@redhat.com>
11678 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11679 secondary_reload_info structure.
11682 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11683 decls if weak support is available.
11685 2016-01-04 Martin Sebor <msebor@redhat.com>
11687 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11689 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11691 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11692 OPTION_MASK_P9_DFORM.
11694 * config/rs6000/constraints.md (wo constraint): New constraint for
11697 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11699 (rs6000_init_hard_regno_mode_ok): Likewise.
11701 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11704 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11705 expanders not to have constraints. Add support for ISA 3.0 xxperm
11706 instruction. Add support for fusing xxlor with xxperm.
11707 (altivec_vperm_<mode>_internal): Likewise.
11708 (altivec_vperm_v8hiv16qi): Likewise.
11709 (altivec_vperm_<mode>v16q): Likewise.
11710 (altivec_vperm_<mode>_uns): Likewise.
11711 (vperm_v8hiv4si): Likewise.
11712 (vperm_v16qiv8hi): Likewise.
11714 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11716 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11718 Update copyright years.
11720 * gcc.c (process_command): Update copyright notice dates.
11721 * gcov-dump.c (print_version): Ditto.
11722 * gcov.c (print_version): Ditto.
11723 * gcov-tool.c (print_version): Ditto.
11724 * gengtype.c (create_file): Ditto.
11725 * doc/cpp.texi: Bump @copying's copyright year.
11726 * doc/cppinternals.texi: Ditto.
11727 * doc/gcc.texi: Ditto.
11728 * doc/gccint.texi: Ditto.
11729 * doc/gcov.texi: Ditto.
11730 * doc/install.texi: Ditto.
11731 * doc/invoke.texi: Ditto.
11733 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11735 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11736 modes larger than TImode as TImode if NEON is not enabled.
11738 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11741 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11742 mode for %f0-%f31 only if TARGET_FPU.
11744 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11747 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11748 to compute the PACKED_P predicate.
11749 (function_arg_record_value): Minor tweaks.
11751 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11753 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11754 option for arm*-*-* targets.
11756 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11758 * doc/extend.texi (Common Function Attributes): Move docs for
11759 MSP430-specific attributes to....
11760 (MSP430 Function Attributes): ...here. Delete the redundant
11761 entries and copy-edit the remaining text.
11762 (MSP430 Variable Attributes): Use uniform format for index
11763 entries and add a cross-reference to the corresponding function
11766 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11768 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11770 (x86 Options): Likewise.
11772 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11776 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11777 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11778 to corresponding attribute.
11780 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11782 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11783 to correct alphabetization of table. Copy-edit and correct
11785 <stack_protect>: Likewise.
11786 <target_clones>: Likewise.
11788 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11789 Correct punctuation.
11790 (Code Gen Options) <-fno-plt>: Copy-edit.
11792 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11795 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11796 SI values. Explicitly convert SI to DI and vice-versa.
11798 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11800 PR tree-optimization/69070
11801 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11802 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11805 * ubsan.c (ubsan_instrument_float_cast): Call
11806 initialize_sanitizer_builtins.
11809 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11811 Copyright (C) 2016 Free Software Foundation, Inc.
11813 Copying and distribution of this file, with or without modification,
11814 are permitted in any medium without royalty provided the copyright
11815 notice and this notice are preserved.