1 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
4 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5 (ix86_split_to_parts): Likewise. Fix up formatting.
7 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
9 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
10 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
13 2016-05-13 Nathan Sidwell <nathan@acm.org>
15 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
16 (nvptx_name_replacement): Delete.
17 (write_fn_proto, write_fn_proto_from_insn,
18 nvptx_output_call_insn): Remove nvptx_name_replacement call.
19 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
20 * langhooks.c (add_builtin_funcction_common): Call
21 targetm.mangle_decl_assembler_name.
23 * config/nvptx/nvptx.c (write_fn_proto): Handle
24 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
26 2016-05-13 Martin Liska <mliska@suse.cz>
28 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
29 and PRIu64 in printf format.
31 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
36 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
38 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
39 Change --param max-completely-peeled-times to
40 --param max-completely-peel-times in dump file printing.
42 2016-05-13 Richard Biener <rguenther@suse.de>
44 PR tree-optimization/42587
45 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
46 (find_bswap_or_nop_1): Likewise.
47 (bswap_replace): Likewise.
49 2016-05-13 Martin Liska <mliska@suse.cz>
51 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
52 Initialize a variable with default value.
54 2016-05-13 Martin Liska <mliska@suse.cz>
56 * doc/invoke.texi: Enhance explanation of error recovery
59 2016-05-13 Martin Liska <mliska@suse.cz>
61 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
62 (struct cost_pair): Change inv_expr_id (int) to inv_expr
64 (struct iv_inv_expr_ent): Comment struct fields.
65 (sort_iv_inv_expr_ent): New function.
66 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
67 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
68 a hash_map between iv_inv_expr_ent and number of usages.
69 (niter_for_exit): Fix coding style.
70 (tree_ssa_iv_optimize_init): Use renamed variable.
71 (determine_base_object): Fix coding style.
73 (find_interesting_uses_outside): Likewise.
74 (add_candidate_1): Likewise.
75 (add_standard_iv_candidates): Likewise.
76 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
77 (prepare_decl_rtl): Fix coding style.
78 (get_address_cost): Likewise.
79 (get_shiftadd_cost): Likewise.
80 (force_expr_to_var_cost): Likewise.
81 (compare_aff_trees): Likewise.
82 (get_expr_id): Restructure the function.
83 (get_loop_invariant_expr_id): Renamed to
84 get_loop_invariant_expr.
85 (get_computation_cost_at): Replace usage of inv_expr_id with
87 (get_computation_cost): Likewise.
88 (determine_group_iv_cost_generic): Likewise.
89 (determine_group_iv_cost_address): Likewise.
90 (iv_period): Fix coding style.
91 (iv_elimination_compare_lt): Likewise.
92 (may_eliminate_iv): Likewise.
93 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
95 (determine_group_iv_costs): Dump invariant expressions.
96 (iv_ca_recount_cost): Use the newly added hash_map.
97 (iv_ca_set_remove_invariants): Fix coding style.
98 (iv_ca_set_add_invariants): Fix coding style.
99 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
101 (iv_ca_set_cp): Likewise.
102 (iv_ca_new): Initialize the newly added hash_map and remove
103 initialization of fields.
104 (iv_ca_free): Delete the hash_map.
105 (iv_ca_dump): Dump invariant expressions.
106 (iv_ca_extend): Fix coding style.
107 (try_add_cand_for): Likewise.
108 (create_new_ivs): Dump information about # of avg iterations and
109 # of used invariant expressions.
110 (rewrite_use_compare): Fix coding style.
111 (free_loop_data): Set default value for max_inv_expr_id.
113 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
115 * cse.c (rest_of_handle_cse): Use cleanup_cfg
116 returned value cse_cfg_altered computation.
117 (rest_of_handle_cse2): Likewise.
118 (rest_of_handle_cse_after_global_opts): Likewise.
120 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
123 * config/arm/arm.c (arm32_output_mi_thunk): New.
124 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
125 to split Thumb1 vs TARGET_32BIT functionality.
126 (arm_thumb1_mi_thunk): New.
128 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
130 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
133 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
136 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
138 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
140 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
141 (expand_builtin_trap): Emit a regular call.
142 (set_builtin_user_assembler_name): Remove obsolete cases.
143 * dse.c (scan_insn): Adjust.
144 * except.c: Include calls.h.
145 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
146 emit a regular call to setjmp.
147 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
148 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
149 (emit_block_move_via_libcall): Delete.
150 (block_move_fn): Delete.
151 (init_block_move_fn): Likewise.
152 (emit_block_move_libcall_fn): Likewise.
153 (emit_block_op_via_libcall): New function.
154 (set_storage_via_libcall): Tidy up and use memset builtin.
155 (block_clear_fn): Delete.
156 (init_block_clear_fn): Likewise.
157 (clear_storage_libcall_fn): Likewise.
158 (expand_assignment): Call emit_block_move_via_libcall.
159 Do not include gt-expr.h.
160 * expr.h (emit_block_op_via_libcall): Declare.
161 (emit_block_copy_via_libcall): New inline function.
162 (emit_block_move_via_libcall): Likewise.
163 (emit_block_comp_via_libcall): Likewise.
164 (block_clear_fn): Delete.
165 (init_block_move_fn): Likewise.
166 (init_block_clear_fn): Likewise.
167 (emit_block_move_via_libcall): Likewise.
168 (set_storage_via_libcall): Add default parameter value.
169 * libfuncs.h (enum libfunc_index): Remove obsolete values.
170 (abort_libfunc): Delete.
171 (memcpy_libfunc): Likewise.
172 (memmove_libfunc): Likewise.
173 (memcmp_libfunc): Likewise.
174 (memset_libfunc): Likewise.
175 (setbits_libfunc): Likewise.
176 (setjmp_libfunc): Likewise.
177 (longjmp_libfunc): Likewise.
178 (profile_function_entry_libfunc): Likewise.
179 (profile_function_exit_libfunc): Likewise.
180 (gcov_flush_libfunc): Likewise.
181 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
182 and DECL_VISIBILITY on the declaration.
183 (init_optabs): Do not initialize obsolete libfuncs.
184 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
185 * tree-core.h (ECF_RET1): Define.
186 (ECF_TM_PURE): Adjust.
187 (ECF_TM_BUILTIN): Likewise.
188 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
189 (build_common_builtin_nodes): Initialize abort builtin.
190 Add ECF_RET1 on memcpy, memmove and memset builtins.
191 Pass final flags for alloca and alloca_with_align builtins.
192 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
194 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
195 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
196 set_storage_via_libcall and call emit_block_copy_via_libcall.
198 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
200 * config/i386/i386.md (*call_got_x32): Change operand 0 to
201 DImode before it is passed to ix86_output_call_operand.
202 (*call_value_got_x32): Ditto for operand 1.
204 2016-05-12 Jiong Wang <jiong.wang@arm.com>
206 PR rtl-optimization/70904
207 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
208 reload for wide mode.
210 2016-05-12 Marek Polacek <polacek@redhat.com>
213 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
214 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
215 * langhooks.h (incomplete_type_error): Likewise.
216 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
217 parameter, pass it down to incomplete_type_error.
218 * tree.h (size_in_bytes): New inline overload.
219 (size_in_bytes_loc): Renamed from size_in_bytes.
221 2016-05-12 Richard Biener <rguenther@suse.de>
223 PR tree-optimization/71059
224 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
225 nary before looking up or entering the expression into the VN
227 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
228 Make sure to re-use NARYs without result as inserted by
231 2016-05-12 Richard Biener <rguenther@suse.de>
233 PR tree-optimization/71062
234 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
236 * tree-ssa-structalias.c (set_uids_in_ptset): Set
237 vars_contains_restrict if the var is a restrict tag.
238 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
239 do not disambiguate pointers against it.
240 (dump_points_to_solution): Re-structure and adjust for new
241 vars_contains_restrict flag.
242 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
244 2016-05-12 Martin Liska <mliska@suse.cz>
246 * doc/invoke.texi: Explain connection between
247 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
249 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
251 PR tree-optimization/71006
252 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
253 consider COND_EXPR as a mask producer.
255 2016-05-12 Marek Polacek <polacek@redhat.com>
258 * opts.c (common_handle_option): Detect missing argument for --help^.
260 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
263 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
264 when popping the PC and within an interrupt handler routine.
265 Add missing tab to output of "ldmfd".
266 (output_return_instruction): Output LDMFD with SP update rather
267 than POP when returning from interrupt handler.
269 2016-05-12 Jakub Jelinek <jakub@redhat.com>
271 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
272 TARGET_64BIT && TARGET_AVX512DQ.
273 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
274 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
275 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
276 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
277 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
278 (*vec_extractv4si_zext): Add avx512dq alternative.
279 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
280 use v instead of x constraint in other alternatives where possible.
282 * config/i386/sse.md (sse2_loadld): Use v instead of x
283 constraint in alternatives 0,1,4.
285 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
286 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
287 v constraints instead of x and <pinsr_evex_isa> isa attribute.
290 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
291 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
292 is not emitted unless TARGET_AVX512BW.
293 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
294 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
295 for the result operand.
297 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
298 constraint instead of x in avx alternatives. Use maybe_evex instead
301 * config/i386/constraints.md (Yv): New constraint.
302 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
303 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
304 * config/i386/i386.md (avx512fvecmode): New mode attr.
305 (*pushtf): Use v constraint instead of x.
306 (*movtf_internal): Likewise. For TARGET_AVX512VL and
307 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
308 (*absneg<mode>2): Use Yv constraint instead of x constraint.
309 (*absnegtf2_sse): Likewise.
310 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
311 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
312 avx512f alternatives.
313 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
315 2016-05-12 Richard Biener <rguenther@suse.de>
317 PR tree-optimization/71060
318 * tree-data-ref.c (initialize_data_dependence_relation): Do not
319 require exact match of DR_BASE_OBJECT but only matching address and
322 2016-05-12 Richard Biener <rguenther@suse.de>
324 PR tree-optimization/70986
325 * cfganal.c: Include cfgloop.h.
326 (dfs_find_deadend): Prefer to take edges exiting loops.
328 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
330 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
331 compile and run time.
333 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
336 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
338 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.c (legitimize_pic_address): Use
341 copy_to_suggested_reg instead of gen_movsi.
343 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
345 * config/rs6000/predicates.md (quad_memory_operand): Move most of
346 the code into quad_address_p and call it to share code with
347 vsx_quad_dform_memory_operand.
348 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
350 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
351 bit instead of being a separate word. Split -mpower9-dform into
352 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
353 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
354 for the register class supporting 128-bit quad word memory offsets.
355 (mode_supports_vsx_dform_quad): Helper function to return if the
356 register class uses quad word memory offsets.
357 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
358 (rs6000_debug_reg_global): Always print if we are using LRA or not.
359 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
360 instructions are enabled, set up the appropriate addr_masks for
362 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
363 -mpower9-dform-scalar, instead of -mpower9-dform.
364 (rs6000_option_override_internal): Split -mpower9-dform into two
365 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
366 -mpower9-dform switch sets or clears both. If we are not using
367 the LRA register allocator, do not enable -mpower9-dform-vector by
368 default. If we are using LRA, enable -mpower9-dform-vector and
369 -mvsx-timode if it is appropriate. Issue a warning if either
370 -mpower9-dform-vector or -mvsx-timode are explicitly used without
372 (quad_address_offset_p): New helper function to return if the
373 offset is legal for quad word memory instructions.
374 (quad_address_p): New function to determin if GPR or vector
375 register quad word memory addresses are legal.
376 (mem_operand_gpr): Validate quad word address offsets.
377 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
378 d-form (register + offset) instructions.
379 (offsettable_ok_by_alignment): Likewise.
380 (rs6000_legitimate_offset_address_p): Likewise.
381 (legitimate_lo_sum_address_p): Likewise.
382 (rs6000_legitimize_address): Likewise.
383 (rs6000_legitimize_reload_address): Add more debug statements for
385 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
387 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
388 d-form instructions. Distinguish different cases in debug
389 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
391 (rs6000_preferred_reload_class): Likewise.
392 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
393 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
394 of the ISA 2.06 indexed memory instructions.
395 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
396 use them to save/restore the saved vector registers instead of
397 using Altivec instructions.
398 (rs6000_emit_epilogue): Likewise.
399 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
400 (rs6000_opt_masks): Split -mpower9-dform into
401 -mpower9-dform-scalar and -mpower9-dform-vector.
402 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
404 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
405 ISA 3.0 vector indexed memory instructions, and fold the code into
406 the normal mov<mode> patterns.
407 (p9_vecstore_<mode>): Likewise.
408 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
410 (vsx_movti_64bit): Likewise.
411 (vsx_movti_32bit): Likewise.
412 * config/rs6000/constraints.md (wO constraint): New constraint for
413 ISA 3.0 vector d-form support.
414 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
415 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
416 include -mpower9-dform-vector until we switch over to LRA.
417 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
418 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
419 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
420 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
421 for -mpower9-dform and -mlra.
422 * doc/md.texi (wO constraint): Document wO constraint.
424 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
426 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
427 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
428 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
429 Move handling of non-insn arguments inline into the sole user:
430 (output_trans_func): ...here.
431 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
432 in emitted function prototype.
433 (output_internal_insn_latency_func): Ditto. Simplify.
434 (output_internal_maximal_insn_latency_func): Ditto. Delete
435 always-unused argument.
436 (output_insn_latency_func): Ditto.
437 (output_maximal_insn_latency_func): Ditto.
439 2016-05-11 Richard Biener <rguenther@suse.de>
441 PR tree-optimization/71055
442 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
443 sth with precision not equal to access size verify we don't chop
446 2016-05-11 Richard Biener <rguenther@suse.de>
449 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
450 (dwarf2out_finish): Move retry_incomplete_types call ...
451 (dwarf2out_early_finish): ... here.
453 2016-05-11 Richard Biener <rguenther@suse.de>
456 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
457 if the langhook insists on it.
458 * fold-const.c (make_bit_field_ref): Add arg for the original
459 reference and preserve its alias-set.
460 (decode_field_reference): Take exp by reference and adjust it
461 to the original memory reference.
462 (optimize_bit_field_compare): Adjust callers.
463 (fold_truth_andor_1): Likewise.
464 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
466 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
469 * cfgrtl.h (delete_insn_and_edges): Now return bool.
470 * cfgrtl.c (delete_insn_and_edges): Likewise.
471 * config/i386/i386.c (convert_scalars_to_vector): Remove
473 * cse.c (cse_insn): Compute cse_cfg_altered.
474 (delete_trivially_dead_insns): Likewise.
475 (cse_cc_succs): Likewise.
476 (rest_of_handle_cse): Free dominance info if required.
477 (rest_of_handle_cse2): Likewise.
478 (rest_of_handle_cse_after_global_opts): Likewise.
480 2016-05-11 Alan Modra <amodra@gmail.com>
482 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
483 abi_v4_pass_in_fpr): New functions.
484 (rs6000_function_arg_boundary): Exclude complex IBM long double
485 from 64-bit alignment when ABI_V4.
486 (rs6000_function_arg, rs6000_function_arg_advance_1,
487 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
489 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
491 PR rtl-optimization/71028
492 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
493 jump with just a return in the fallthrough block if the branch
494 block contains just a return as well.
496 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
498 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
499 * match.pd ((X & Y) ^ Y): ... this.
500 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
501 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
503 2016-05-10 David Malcolm <dmalcolm@redhat.com>
505 * read-md.c (require_char_ws): New function.
506 (read_string): Simplify using require_char_ws.
507 (handle_constants): Likewise.
508 (handle_enum): Likewise.
509 (handle_file): Likewise.
510 * read-md.h (require_char_ws): New declaration.
511 * read-rtl.c (read_conditions): Simplify using require_char_ws.
512 (read_mapping): Likewise.
513 (read_rtx_code): Likewise.
514 (read_nested_rtx): Likewise.
516 2016-05-10 James Norris <jnorris@codesourcery.com>
518 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
519 if offloading is enabled and -fopenacc or -fopenmp is specified.
520 (CRTOFFLOADEND): Likewise.
521 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
522 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
524 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
526 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
527 gotoff_operand code paths. Use copy_to_suggested_regs and
528 expand_simple_binop where appropriate. Cleanup.
530 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
533 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
535 (dimode_scalar_chain::vector_const_cost): New.
536 (dimode_scalar_chain::compute_convert_gain): Handle constants.
537 (dimode_scalar_chain::convert_op): Likewise.
538 (dimode_scalar_chain::convert_insn): Likewise.
540 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
542 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
543 unary operation, not a binary one.
545 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
548 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
549 calls with type casted fndecl.
551 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
553 PR tree-optimization/70786
554 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
555 * gcc/calls.c (initialize_argument_information): Bind bounds
556 with corresponding args passed by reference.
558 2016-05-10 Jakub Jelinek <jakub@redhat.com>
561 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
562 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
563 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
566 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
569 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
570 code for a zero scale factor.
571 (vsx_xvcvdpuxds_scale): Likewise.
573 2016-05-10 David Malcolm <dmalcolm@redhat.com>
575 * diagnostic-show-locus.c (layout::layout): Call show_ruler
576 if show_ruler_p was set on the context.
577 (layout::show_ruler): New method.
578 * diagnostic.h (struct diagnostic_context): Add field
581 2016-05-10 Richard Biener <rguenther@suse.de>
583 PR tree-optimization/71039
584 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
585 (chk_uses): New function.
586 (propagate_with_phi): Verify we can safely replicate the lhs of an
587 aggregate assignment on all incoming edges.
589 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
591 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
593 (rx_atomic_sequence): New class.
594 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
595 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
597 (rx_atomic_sequence::rx_atomic_sequence,
598 rx_atomic_sequence::~rx_atomic_sequence): New functions.
599 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
600 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
601 CTRLREG_INTB): New constants.
602 (FETCHOP): New code iterator.
603 (fethcop_name, fetchop_name2): New iterator code attributes.
604 (QIHI): New mode iterator.
605 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
606 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
607 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
609 2016-05-10 Martin Liska <mliska@suse.cz>
611 * tree-inline.c (remap_dependence_clique): Do not remap
612 debugging statements.
614 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
616 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
617 ("*fixuns_truncdfdi2_z13")
618 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
619 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
620 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
622 2016-05-10 Richard Biener <rguenther@suse.de>
624 PR tree-optimization/70497
625 PR tree-optimization/28367
626 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
628 (visit_reference_op_load): ... here.
629 (vn_reference_lookup_3): Use it to handle subreg-like accesses
630 with simplified BIT_FIELD_REFs.
631 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
632 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
635 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
637 * dwarf2out.c (add_abstract_origin_attribute): Adjust
638 documentation comment. For BLOCK nodes, add a
639 DW_AT_abstract_origin attribute that points to the DIE generated
640 for the origin BLOCK.
641 (gen_lexical_block_die): Call add_abstract_origin_attribute for
642 blocks from inlined functions.
644 2016-05-10 Alan Modra <amodra@gmail.com>
647 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
648 regrename modifying insns saving lr before __morestack call.
649 * config/rs6000/rs6000.md (split_stack_return): Similarly for
650 insns restoring lr after __morestack call.
652 2016-05-09 Jakub Jelinek <jakub@redhat.com>
654 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
655 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
657 * config/i386/sse.md (vec_interleave_high<mode>,
658 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
659 <avx512>_vpermt2var<mode>3_maskz): Likewise.
661 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
663 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
664 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
665 parallel reassociation for power8 and forward.
667 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
669 * config/i386/i386.md (absneg splitters with general regs): Use
670 general_reg_operand predicate.
671 (btsq peephole2): Use x86_64_immediate_operand to check if new
672 value is suitable for immediate operand. Generate emitted insn
673 using RTL expressions.
674 (btcq peephole2): Ditto.
675 (btrq peephole2): Ditto. Generate correct immediate operand
678 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
680 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
683 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
685 * tree-affine.c (wide_int_constant_multiple_p): Add missing
688 2016-05-09 Richard Biener <rguenther@suse.de>
690 PR tree-optimization/70985
691 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
692 op0 isn't a gimple register.
694 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
696 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
697 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
698 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
699 (i6400_fpu_mult): New cpu units.
700 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
701 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
702 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
703 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
704 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
705 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
706 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
707 (i6400_msa_long_float4, i6400_msa_long_float5)
708 (i6400_msa_long_float8, i6400_msa_fdiv_df)
709 (i6400_msa_fdiv_sf): New reservations.
710 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
711 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
712 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
713 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
714 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
715 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
716 (msa_short_cmp, msa_short_float2, msa_short_logic3)
717 (msa_short_store4, msa_long_load, msa_short_store)
718 (msa_long_logic, msa_long_float2, msa_long_float4)
719 (msa_long_float5, msa_long_float8, msa_long_mult)
720 (msa_long_fdiv, msa_long_div): New reservations.
722 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
723 Sameera Deshpande <sameera.deshpande@imgtec.com>
724 Matthew Fortune <matthew.fortune@imgtec.com>
725 Graham Stott <graham.stott@imgtec.com>
726 Chao-ying Fu <chao-ying.fu@imgtec.com>
728 * config.gcc: Add MSA header file for mips*-*-* target.
729 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
730 (Ubv8i, Urv8): New constraints.
731 * config/mips/mips-ftypes.def: Add function types for MSA
733 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
734 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
735 * config/mips/mips-msa.md: New file.
736 * config/mips/mips-protos.h
737 (mips_split_128bit_const_insns): New prototype.
738 (mips_msa_idiv_insns): Likewise.
739 (mips_split_128bit_move): Likewise.
740 (mips_split_128bit_move_p): Likewise.
741 (mips_split_msa_copy_d): Likewise.
742 (mips_split_msa_insert_d): Likewise.
743 (mips_split_msa_fill_d): Likewise.
744 (mips_expand_msa_branch): Likewise.
745 (mips_const_vector_same_val_p): Likewise.
746 (mips_const_vector_same_bytes_p): Likewise.
747 (mips_const_vector_same_int_p): Likewise.
748 (mips_const_vector_shuffle_set_p): Likewise.
749 (mips_const_vector_bitimm_set_p): Likewise.
750 (mips_const_vector_bitimm_clr_p): Likewise.
751 (mips_msa_vec_parallel_const_half): Likewise.
752 (mips_msa_output_division): Likewise.
753 (mips_ldst_scaled_shift): Likewise.
754 (mips_expand_vec_cond_expr): Likewise.
755 * config/mips/mips.c (enum mips_builtin_type): Add
756 MIPS_BUILTIN_MSA_TEST_BRANCH.
757 (mips_gen_const_int_vector_shuffle): New prototype.
758 (mips_const_vector_bitimm_set_p): New function.
759 (mips_const_vector_bitimm_clr_p): Likewise.
760 (mips_const_vector_same_val_p): Likewise.
761 (mips_const_vector_same_bytes_p): Likewise.
762 (mips_const_vector_same_int_p): Likewise.
763 (mips_const_vector_shuffle_set_p): Likewise.
764 (mips_symbol_insns): Forbid loading symbols via immediate for
766 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
768 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
770 (mips_lx_address_p): Add support load indexed address for MSA.
771 (mips_address_insns): Add calculation of instructions needed for
772 stores and loads for MSA.
773 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
774 CONST_VECTOR for MSA and let it fall through.
775 (mips_ldst_scaled_shift): New function.
776 (mips_subword_at_byte): Likewise.
777 (mips_msa_idiv_insns): Likewise.
778 (mips_legitimize_move): Validate MSA moves.
779 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
780 calculation of costs for MSA division.
781 (mips_split_move_p): Check if MSA moves need splitting.
782 (mips_split_move): Split MSA moves if necessary.
783 (mips_split_128bit_move_p): New function.
784 (mips_split_128bit_move): Likewise.
785 (mips_split_msa_copy_d): Likewise.
786 (mips_split_msa_insert_d): Likewise.
787 (mips_split_msa_fill_d): Likewise.
788 (mips_output_move): Handle MSA moves.
789 (mips_expand_msa_branch): New function.
790 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
791 Reinstate 'y' modifier.
792 (mips_file_start): Add MSA .gnu_attribute.
793 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
795 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
796 (mips_class_max_nregs): Add register size for MSA supported mode.
797 (mips_cannot_change_mode_class): Allow conversion between MSA
798 vector modes and TImode.
799 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
801 (mips_secondary_reload_class): Force MSA loads/stores via memory.
802 (mips_preferred_simd_mode): Add preffered modes for MSA.
803 (mips_vector_mode_supported_p): Add MSA supported modes.
804 (mips_autovectorize_vector_sizes): New function.
805 (mips_msa_output_division): Likewise.
806 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
807 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
808 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
809 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
810 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
811 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
812 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
813 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
814 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
815 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
816 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
817 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
818 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
819 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
820 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
821 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
822 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
823 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
824 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
825 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
826 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
827 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
828 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
829 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
830 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
831 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
832 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
833 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
834 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
835 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
836 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
837 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
838 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
839 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
840 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
841 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
842 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
843 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
844 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
845 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
846 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
847 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
848 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
849 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
850 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
851 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
852 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
853 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
854 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
855 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
856 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
857 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
858 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
859 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
860 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
861 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
862 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
863 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
864 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
865 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
866 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
867 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
868 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
869 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
870 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
871 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
872 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
873 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
874 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
875 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
876 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
877 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
878 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
879 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
880 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
881 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
882 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
883 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
884 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
885 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
886 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
887 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
888 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
889 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
890 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
891 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
892 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
893 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
894 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
895 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
896 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
897 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
898 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
899 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
900 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
901 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
902 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
903 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
904 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
905 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
906 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
907 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
908 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
909 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
910 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
911 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
912 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
913 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
914 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
915 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
916 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
917 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
918 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
919 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
920 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
921 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
922 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
923 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
924 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
925 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
926 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
927 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
928 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
929 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
930 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
931 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
932 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
933 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
934 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
935 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
936 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
937 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
938 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
939 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
940 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
941 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
942 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
943 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
944 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
945 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
946 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
947 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
948 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
949 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
950 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
951 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
952 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
953 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
954 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
955 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
956 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
958 (mips_get_builtin_decl_index): New array.
959 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
960 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
961 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
962 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
963 (mips_init_builtins): Initialize mips_get_builtin_decl_index
965 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
967 (mips_expand_builtin_insn): Prepare operands for
968 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
969 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
970 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
971 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
972 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
973 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
974 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
975 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
976 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
977 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
978 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
979 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
980 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
981 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
982 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
983 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
984 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
985 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
986 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
987 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
988 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
989 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
990 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
991 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
992 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
993 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
994 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
995 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
996 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
997 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
998 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
999 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1000 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1001 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1002 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1003 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1004 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1005 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1006 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1007 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1008 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1009 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1010 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1011 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1012 These are set implicitly and an error is reported if overridden.
1013 (mips_expand_builtin_msa_test_branch): New function.
1014 (mips_expand_msa_shuffle): Likewise.
1015 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1016 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1017 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1018 (mips_expand_vec_unpack): Add support for MSA.
1019 (mips_expand_vector_init): Likewise.
1020 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1021 instead of const0_rtx.
1022 (mips_msa_vec_parallel_const_half): New function.
1023 (mips_gen_const_int_vector): Likewise.
1024 (mips_gen_const_int_vector_shuffle): Likewise.
1025 (mips_expand_msa_cmp): Likewise.
1026 (mips_expand_vec_cond_expr): Likewise.
1027 * config/mips/mips.h
1028 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1029 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1031 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1032 (ISA_HAS_MSA): New macro.
1033 (UNITS_PER_MSA_REG): Likewise.
1034 (BITS_PER_MSA_REG): Likewise.
1035 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1036 (MSA_REG_FIRST): New macro.
1037 (MSA_REG_LAST): Likewise.
1038 (MSA_REG_NUM): Likewise.
1039 (MSA_REG_P): Likewise.
1040 (MSA_REG_RTX_P): Likewise.
1041 (MSA_SUPPORTED_MODE_P): Likewise.
1042 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1043 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1044 * config/mips/mips.md: Include mips-msa.md.
1045 (alu_type): Add simd_add.
1046 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1047 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1048 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1049 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1050 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1051 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1052 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1053 simd_move, simd_load, simd_store. Choose "multi" for moves
1055 (qword_mode): New attribute.
1056 (insn_count): Add instruction count for quad moves.
1057 Increase the count for MIPS SIMD division.
1058 (UNITMODE): Add UNITMODEs for vector types.
1059 (addsub): New code iterator.
1060 * config/mips/mips.opt (mmsa): New option.
1061 * config/mips/msa.h: New file.
1062 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1064 * config/mips/mti-linux.h: Likewise.
1065 * config/mips/predicates.md
1066 (const_msa_branch_operand): New constraint.
1067 (const_uimm3_operand): Likewise.
1068 (const_uimm4_operand): Likewise.
1069 (const_uimm5_operand): Likewise.
1070 (const_uimm8_operand): Likewise.
1071 (const_imm5_operand): Likewise.
1072 (aq10b_operand): Likewise.
1073 (aq10h_operand): Likewise.
1074 (aq10w_operand): Likewise.
1075 (aq10d_operand): Likewise.
1076 (const_m1_operand): Likewise.
1077 (reg_or_m1_operand): Likewise.
1078 (const_exp_2_operand): Likewise.
1079 (const_exp_4_operand): Likewise.
1080 (const_exp_8_operand): Likewise.
1081 (const_exp_16_operand): Likewise.
1082 (const_vector_same_val_operand): Likewise.
1083 (const_vector_same_simm5_operand): Likewise.
1084 (const_vector_same_uimm5_operand): Likewise.
1085 (const_vector_same_uimm6_operand): Likewise.
1086 (const_vector_same_uimm8_operand): Likewise.
1087 (par_const_vector_shf_set_operand): Likewise.
1088 (reg_or_vector_same_val_operand): Likewise.
1089 (reg_or_vector_same_simm5_operand): Likewise.
1090 (reg_or_vector_same_uimm6_operand): Likewise.
1091 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1093 * doc/invoke.texi (-mmsa): Document new option.
1095 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1097 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1098 * configure: Regenerate.
1099 * config.in: Regenerate.
1100 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1102 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1103 (ENDFILE_VTV_SPEC): Define.
1105 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1107 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1108 registers in all interrupt handlers if necessary.
1109 (rl78_option_override): Add warning.
1110 (MUST_SAVE_MDUC_REGISTERS): New macro.
1111 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1112 * config/rl78/rl78.c (check_mduc_usage): New function.
1113 (mduc_regs): New structure to hold MDUC register data.
1114 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1115 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1116 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1117 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1118 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1119 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1121 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1123 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1124 (tree-ssa-loop-niter.h): Ditto.
1125 (idx_within_array_bound, ref_within_array_bound): New functions.
1126 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1127 Factor out check on writable base object to ...
1128 (base_object_writable): ... here.
1130 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1132 * config/arm/arm.md (probe_stack): Add modes to set source
1135 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1137 * regrename.c (base_reg_class_for_rename): New static function.
1138 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1140 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1142 * cgraph.c (thunk_adjust): Export.
1143 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1144 * cgraphunit.c (thunk_adjust): Export.
1145 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1147 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1149 * tree-inline.c (expand_call_inline): Expand thunks inline.
1151 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1154 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1155 (*sse2_vd_cvtss2sd): Ditto.
1156 * config/i386/i386.md
1157 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1158 Generate *sse2_vd_cvtsd2ss pattern.
1159 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1160 Generate *sse2_vd_cvtss2sd pattern.
1162 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1164 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1165 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1168 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1170 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1171 * config/sh/sh.c: Define and declare variables on first use throughout
1173 (current_function_interrupt): Change to bool type.
1174 (frame_insn): Rename to emit_frame_insn and update users.
1175 (push_regs): Use bool for 'interrupt_handler' argument.
1176 (save_schedule_s): Remove.
1177 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1178 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1179 targetm.asm_out.unaligned_op.di.
1180 (gen_far_branch): Remove redundant forward declaration.
1181 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1182 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1183 (sh_set_return_address, sh_function_ok_for_sibcall,
1184 scavenge_reg): Update comments.
1185 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1186 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1187 (sh_attr_renesas_p): Remove unnecessary parentheses.
1188 (branch_dest): Simplify.
1189 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1190 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1191 (CUMULATIVE_ARGS): Change macro to typedef.
1192 (current_function_interrupt): Change to bool type.
1193 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1194 Surround with __cplusplus ifdef.
1195 (sh_compare_op0, sh_compare_op1): Remove.
1196 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1198 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1200 * config/arm/arm.md: (arch): Add neon.
1201 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1202 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1203 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1204 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1205 attributes for alt renumbering. Mark alt 3 as non-predicable.
1206 (thumb2_movdf_vfp): Likewise.
1208 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1210 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1211 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1212 (*andqi_1): Add preferred_for_speed attribute to disparage
1213 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1214 (*<code>qi_1): Ditto.
1215 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1216 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1217 (*ashlqi3_1): Ditto.
1218 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1219 Add preferred_for_size attribute to disparage alternative 0 and
1220 preferred_for_speed attribute to disparage alternative 1 for
1221 TARGET_PARTIAL_REG_STALL targets.
1223 2016-05-07 Tom de Vries <tom@codesourcery.com>
1225 PR tree-optimization/70956
1226 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1229 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1231 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1232 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1233 * config/sh/sh.md (branch_zero): Remove define_attr.
1234 (define_delay): Disable delay slot if branch distance is one insn.
1236 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386.md (LEAMODE): New mode attribute.
1239 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1240 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1241 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1242 operand 2 predicate.
1243 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1244 (*lea<mode>_general_3): Ditto.
1245 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1247 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1249 * genmddump.c (main): Convert argv from char ** to const char **.
1251 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1253 * coretypes.h (OVERRIDE): New macro.
1256 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1258 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1259 allow coalescing if the types are compatible.
1261 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1263 * pass_manager.h (pass_manager::register_pass_name): New method.
1264 (pass_manager::get_pass_by_name): New method.
1265 (pass_manager::create_pass_tab): New method.
1266 (pass_manager::m_name_to_pass_map): New field.
1267 * passes.c (name_to_pass_map): Delete global in favor of field
1268 "m_name_to_pass_map" of pass_manager.
1269 (register_pass_name): Rename from a function to...
1270 (pass_manager::register_pass_name): ...this method, updating
1271 for renaming of global "name_to_pass_map" to field
1272 "m_name_to_pass_map".
1273 (create_pass_tab): Rename from a function to...
1274 (pass_manager::create_pass_tab): ...this method, updating
1275 for renaming of global "name_to_pass_map" to field.
1276 (get_pass_by_name): Rename from a function to...
1277 (pass_manager::get_pass_by_name): ...this method.
1278 (enable_disable_pass): Convert use of get_pass_by_name to
1279 a method call, locating the pass_manager singleton.
1281 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1283 * genattr-common.c (main): Convert argv from char ** to const char **.
1284 * genattr.c (main): Likewise.
1285 * genattrtab.c (main): Likewise.
1286 * genautomata.c (initiate_automaton_gen): Likewise.
1288 * gencodes.c (main): Likewise.
1289 * genconditions.c (main): Likewise.
1290 * genconfig.c (main): Likewise.
1291 * genconstants.c (main): Likewise.
1292 * genemit.c (main): Likewise.
1293 * genenums.c (main): Likewise.
1294 * genextract.c (main): Likewise.
1295 * genflags.c (main): Likewise.
1296 * genmddeps.c (main): Likewise.
1297 * genopinit.c (main): Likewise.
1298 * genoutput.c (main): Likewise.
1299 * genpeep.c (main): Likewise.
1300 * genpreds.c (main): Likewise.
1301 * genrecog.c (main): Likewise.
1302 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1303 (init_rtx_reader_args): Likewise.
1304 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1305 (init_rtx_reader_args): Likewise.
1306 * gentarget-def.c (main): Likewise.
1307 * read-md.c (read_md_files): Likewise.
1308 * read-md.h (read_md_files): Likewise.
1310 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1312 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1313 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1314 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1315 Remove unused predicate.
1316 (register_and_not_fp_reg_operand): Ditto.
1318 2016-05-06 Martin Liska <mliska@suse.cz>
1320 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1321 instead of vec as the vector is local to the function.
1323 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1325 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1326 avx512bw alternative.
1328 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1329 before the ashr<mode>3 pattern.
1331 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1332 v instead of x in vex or maybe_vex alternatives, use
1333 maybe_evex instead of vex in prefix.
1335 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1336 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1337 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1338 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1341 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1342 v instead of x in vex or maybe_vex alternatives, use
1343 maybe_evex instead of vex in prefix.
1345 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1346 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1347 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1348 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1349 alternatives, use maybe_evex instead of vex in prefix.
1351 * config/i386/sse.md (vec_interleave_lowv4sf,
1352 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1353 v instead of x in vex or maybe_vex alternatives, use
1354 maybe_evex instead of vex in prefix.
1356 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1357 v instead of x in vex or maybe_vex alternatives, use
1358 maybe_evex instead of vex in prefix.
1360 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1361 v constraint instead of x.
1363 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1365 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1366 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1369 2016-05-06 Richard Biener <rguenther@suse.de>
1371 PR tree-optimization/70948
1372 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1373 Properly clobber all fields of va_list for __builtin_va_start.
1375 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1378 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1379 loop latch destination.
1381 2016-05-06 Martin Liska <mliska@suse.cz>
1383 * tree-ssa-uninit.c: Apply manual changes
1384 to the GNU coding style.
1385 (prune_uninit_phi_opnds): Rename from
1386 prune_uninit_phi_opnds_in_unrealizable_paths.
1388 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1390 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1391 mspace): Remove deprecated options.
1392 * doc/invoke.texi (SH options): Remove -mspace.
1394 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1396 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1398 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1400 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1401 corresponding combine split pattern.
1403 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1406 * config/sh/predicates.md (long_displacement_mem_operand): New.
1407 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1408 Add movi20, movi20s alternatives. Adjust length attribute for
1410 (movsi_ie): Allow for any FPU. Adjust length attribute for
1412 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1413 attribute for alternatives.
1414 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1415 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1416 length attribute for alternatives.
1418 2016-05-06 Richard Biener <rguenther@suse.de>
1420 PR tree-optimization/70960
1421 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1423 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1426 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1427 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1429 2016-05-06 Marek Polacek <polacek@redhat.com>
1432 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1434 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1437 * config/sh/sh.md (*rotcr): Add another variant.
1439 2016-05-06 Richard Biener <rguenther@suse.de>
1442 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1444 2016-05-06 Richard Biener <rguenther@suse.de>
1447 * fold-const.c (split_tree): Always convert to the original type
1450 2016-05-06 Richard Biener <rguenther@suse.de>
1452 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1453 (fwprop_addr): Likewise.
1455 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1458 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1460 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1461 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1462 the splitter condition.
1463 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1464 the splitter condition.
1465 (FP float_extend load splitter): Ditto.
1467 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1469 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1470 to REGNO in all peephole2 patterns.
1471 (post-reload splitters): Change true_regnum to REGNO in
1472 post-reload splitters.
1473 (zero_extend splitters): Use general_reg_operand and
1474 nonimmediate_gr_operand predicates.
1476 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1478 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1479 v constraint instead of x.
1481 2016-05-05 Alan Modra <amodra@gmail.com>
1484 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1485 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1486 TARGET_NO_FP_IN_TOC for -mrelocatable.
1487 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1488 TARGET_RELOCATABLE test.
1489 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1490 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1491 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1492 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1493 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1494 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1495 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1496 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1497 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1498 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1500 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1501 (rs6000_stack_info): Likewise.
1502 (rs6000_elf_asm_out_constructor): Likewise.
1503 (rs6000_elf_asm_out_destructor): Likewise.
1504 (rs6000_elf_declare_function_name): Likewise.
1505 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1506 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1509 2016-05-05 Alan Modra <amodra@gmail.com>
1511 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1513 2016-05-05 Alan Modra <amodra@gmail.com>
1515 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1516 out-of-line gpr restore for one or two regs if that would add
1519 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1522 * config/i386/i386.md
1523 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1524 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1525 as operand 0 predicate.
1526 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1528 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1529 Ditto. Emit the pattern using RTX.
1531 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1532 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1533 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1534 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1536 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1537 sse_reg_operand as operand 0 predicate.
1539 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1540 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1541 instead of gen_rtx_REG.
1542 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1545 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1547 * function.c (emit_use_return_register_into_block): Delete.
1548 (gen_return_pattern): Delete.
1549 (emit_return_into_block): Delete.
1550 (active_insn_between): Delete.
1551 (convert_jumps_to_returns): Delete.
1552 (emit_return_for_exit): Delete.
1553 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1554 simple_return for shrink-wrapped blocks.
1555 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1556 end of blocks that need one.
1557 (get_unconverted_simple_return): Delete.
1558 (convert_to_simple_return): Delete.
1559 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1560 (convert_to_simple_return): Ditto.
1562 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1564 * cfgcleanup.c (bb_is_just_return): New function.
1565 (try_optimize_cfg): Simplify jumps to return, branches to return,
1566 and branches around return.
1568 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1570 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1573 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1577 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1578 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1579 assert flags & OEP_HASH_CHECK, instead of asserting it
1580 never happens. Handle TARGET_EXPR.
1581 * fold-const.c (operand_equal_p): For hash verification,
1582 or in OEP_HASH_CHECK into flags.
1584 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1586 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1588 (compute_samebase_partition_bases): Fix typo.
1590 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1592 * config/i386/sse.md (vec_interleave_highv8sf,
1593 vec_interleave_lowv8sf, vec_interleave_highv4df,
1594 vec_interleave_lowv4df): Remove constraints from expanders.
1596 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1598 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1600 * tree-inline.c (expand_call_inline): Fix path dealing with
1601 making lhs of call statement undefined.
1603 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1605 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1606 Check availability on NODE, too.
1607 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1608 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1609 (varpool_node::call_for_symbol_and_aliase): Likewise.
1610 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1611 (propagate_pure_const): Propagate across interposable functions, too.
1612 (skip_function_for_local_pure_const): Do not skip interposable bodies
1614 (pass_local_pure_const::execute): Update.
1616 2016-05-04 Marek Polacek <polacek@redhat.com>
1618 * doc/invoke.texi: Document -Wdangling-else.
1620 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1622 * config.gcc: Error out when conflicting multilib is detected. Do not
1623 loop over multilibs since no combination is legal.
1625 2016-05-04 Alan Modra <amodra@gmail.com>
1627 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1628 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1629 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1632 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1634 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1635 Clean up p5600 comments.
1637 2016-05-04 Richard Biener <rguenther@suse.de>
1639 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1640 constructor simplifications.
1641 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1643 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1645 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1646 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1647 result.set_rtx is null instead of aborting.
1648 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1650 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1651 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1652 *mov<mode>_store_postinc): New patterns.
1654 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1656 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1657 as commutative. Check both conversions are NOP.
1658 ((A & B) OP (C & B)): Remove.
1660 2016-05-04 Alan Modra <amodra@gmail.com>
1662 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1664 2016-05-04 Alan Modra <amodra@gmail.com>
1667 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1668 when cr2,3,4 are all fixed regs.
1670 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1672 PR rtl-optimization/57193
1673 * opts.c (default_options_table): Revert OPT_frename_registers change.
1674 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1676 2016-05-03 Martin Sebor <msebor@redhat.com>
1679 * builtins.c (fold_builtin_FILE): New function.
1680 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1681 (fold_builtin_0): Call them.
1682 * gimplify.c (gimplify_call_expr): Remove the handling of
1683 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1686 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1687 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1691 * doc/extend.texi (Function Names as Strings): Update __func__,
1692 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1695 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1696 Richard Biener <rguenther@suse.de>
1698 PR tree-optimization/70916
1699 * tree-if-conv.c: Include cfganal.h.
1700 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1701 and remove_fake_exit_edges around the optimization pass.
1703 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1705 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1706 (cgraph_edge::make_direct): Likewise.
1707 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1708 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1709 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1710 (CIF_THUNK): New code.
1711 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1712 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1713 (compute_inline_parameters): Set inline_failed for thunks.
1714 (inline_analyze_function): Cleanup.
1715 * ipa-inline.c (can_inline_edge_p): Do not deal with
1716 call_stmt_cannot_inline_p.
1717 (can_early_inline_edge_p): Likewise.
1718 (early_inliner): Initialize inline_failed.
1719 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1721 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1724 from nonimm_ssenomem_operand.
1725 (nonimm_ssenomem_operand): New predicate.
1726 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1727 as operand 0 predicate.
1728 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1729 Disable unsupported alternatives using "enabled" attribute.
1730 Use register_ssemem_operand as operand 0 predicate.
1731 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1733 2016-05-03 Marek Polacek <polacek@redhat.com>
1736 * input.c (expansion_point_location): New function.
1737 * input.h (expansion_point_location): Declare.
1739 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1741 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1742 occurence with frame_offset_ ones.
1744 2016-05-03 Alan Modra <amodra@gmail.com>
1746 PR rtl-optimization/70890
1747 * ira.c (combine_and_move_insns): When moving def_insn, remove
1750 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1752 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1753 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1754 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1755 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1757 2016-05-03 Alan Modra <amodra@gmail.com>
1759 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1760 for SAVE_MULTIPLE/STORE_MULTIPLE.
1762 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1764 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1765 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1767 2016-05-03 Richard Biener <rguenther@suse.de>
1769 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1771 (gimplify_arg): Likewise.
1772 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1773 re-writing the result to a decl if required.
1774 (internal_get_tmp_var): Add allow_ssa parameter
1775 and override into_ssa with it.
1776 (get_formal_tmp_var): Adjust.
1777 (get_initialized_tmp_var): Add allow_ssa parameter.
1778 (gimplify_arg): Add allow_ssa parameter and avoid generating
1779 SSA names for the result false.
1780 (gimplify_call_expr): If the call may return twice do not
1781 gimplify parameters into SSA.
1782 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1783 (gimplify_modify_expr): Adjust assert. For noreturn calls
1784 with a SSA name LHS adjust its def.
1785 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1786 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1787 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1788 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1789 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1790 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1791 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1792 (optimize_target_teams): Do not allow SSA names for clause operands.
1793 (gimplify_expr): Likewise for where we mark the result addressable.
1794 * passes.def (pass_init_datastructures): Remove.
1795 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1796 (rewrite_stmt): Likewise.
1797 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1798 (replace_locals_op): Replace SSA names.
1799 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1800 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1801 * cgraph.c (release_function_body): Free CFG annotations only
1802 when we have a CFG. Simplify.
1803 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1804 force_gimple_operand instead of get_initialized_tmp_var.
1805 * tree-pass.h (make_pass_init_datastructures): Remove.
1806 * tree-ssa.c (execute_init_datastructures): Remove.
1807 (pass_data_init_datastructures): Likewise.
1808 (class pass_init_datastructures): Likewise.
1809 (make_pass_init_datastructures): Likewise.
1810 * omp-low.c (create_omp_child_function): Init SSA data structures.
1811 (grid_expand_target_grid_body): Likewise.
1812 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1813 name before adding it to names_to_release.
1814 (remove_bb): Always release SSA defs.
1815 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1816 before dereferencing it.
1817 * cgraphunit.c (init_lowered_empty_function): Always
1818 int SSA data structures.
1819 * tree-ssanames.c (release_defs): Remove assert that we are in
1821 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1823 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1824 Uros Bizjak <ubizjak@gmail.com>
1826 PR rtl-optimization/70467
1827 * config/i386/predicates.md (x86_64_hilo_int_operand,
1828 x86_64_hilo_general_operand): New predicates.
1829 * config/i386/constraints.md (Wd): New constraint.
1830 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1831 (general_hilo_operand): New mode attr.
1832 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1833 instead of <general_operand>.
1834 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1835 x86_64_hilo_general_operand instead of <general_operand>.
1837 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1839 PR tree-optimization/70916
1840 * tree-if-conv.c (constant_or_ssa_name): Removed.
1841 (fold_build_cond_expr): Use is_gimple_val instead of
1842 constant_or_ssa_name.
1844 PR tree-optimization/70916
1845 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1846 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1849 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1850 (optimize_atomic_bit_test_and): New function.
1851 (pass_fold_builtins::execute): Use it.
1852 * optabs.def (atomic_bit_test_and_set_optab,
1853 atomic_bit_test_and_complement_optab,
1854 atomic_bit_test_and_reset_optab): New optabs.
1855 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1856 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1857 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1858 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1859 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1860 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1861 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1862 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1863 atomic_bit_test_and_complement@var{mode},
1864 atomic_bit_test_and_reset@var{mode}): Document.
1865 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1866 atomic_bit_test_and_complement<mode>,
1867 atomic_bit_test_and_reset<mode>): New expanders.
1868 (atomic_bit_test_and_set<mode>_1,
1869 atomic_bit_test_and_complement<mode>_1,
1870 atomic_bit_test_and_reset<mode>_1): New insns.
1872 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1874 PR rtl-optimization/70687
1875 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1876 instead of unsigned HOST_WIDE_INT.
1878 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1880 PR rtl-optimization/44281
1881 * hard-reg-set.h (struct target_hard_regs): New field
1882 x_fixed_nonglobal_reg_set.
1883 (fixed_nonglobal_reg_set): New macro.
1884 * reginfo.c (init_reg_sets_1): Initialize it.
1885 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1887 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1889 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1891 PR tree-optimization/56541
1892 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1893 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1894 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1895 (any_complicated_phi): new static variable.
1896 (aggressive_if_conv): delete.
1897 (if_convertible_phi_p): support phis with more than two arguments.
1898 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1899 critical pred edges.
1900 (ifcvt_split_critical_edges): support phis with more than two
1901 arguments by checking new parameter. only split critical edges
1903 (tree_if_conversion): handle simd pragma marked loop using new
1904 local variable aggressive_if_conv. check any_complicated_phi.
1906 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1908 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1911 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1913 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1916 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1918 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1919 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1920 define_insn_and_split.
1921 (mulsi3_i): New define_insn_and_split.
1922 (mulsi3_call): Convert to define_insn.
1923 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1926 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1928 * machmode.h (mode_complex): Add support to give the complex mode
1930 (GET_MODE_COMPLEX_MODE): Likewise.
1931 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1932 stored by build_complex_type and gfc_build_complex_type instead of
1933 trying to figure out the appropriate mode based on the size. Raise
1934 an assertion error, if the type was not set.
1935 * genmodes.c (struct mode_data): Add field for the complex type of
1937 (blank_mode): Likewise.
1938 (make_complex_modes): Remember the complex mode created in the
1940 (emit_mode_complex): Write out the mode_complex array to map a
1941 type mode to the complex version.
1942 (emit_insn_modes_c): Likewise.
1943 * tree.c (build_complex_type): Set the complex type to use before
1944 calling layout_type.
1945 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1946 support for __float128 complex datatypes.
1947 (rs6000_hard_regno_mode_ok): Likewise.
1948 (rs6000_setup_reg_addr_masks): Likewise.
1949 (rs6000_complex_function_value): Likewise.
1950 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1951 __float128 and __ibm128 complex.
1952 (FLOAT128_IBM_P): Likewise.
1953 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1954 * doc/extend.texi (Additional Floating Types): Document that
1955 -mfloat128 must be used to enable __float128. Document complex
1956 __float128 and __ibm128 support.
1958 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1961 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1962 char/short arguments promoted to int because of promote_prototypes.
1964 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1966 * config/i386/predicates.md (register_ssemem_operand): New predicate.
1967 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
1968 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
1969 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
1970 alternatives using "enabled" attribute. Use register_ssemem_operand
1971 as operand 1 predicate.
1972 (*cmpi<unord>xf_i387): Split XFmode pattern from
1973 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
1974 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
1975 *absneg<mode>2_i387. Disable unsupported alternatives using
1976 "enabled" attribute.
1977 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
1979 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
1981 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
1983 (oacc_loop_process): Check mask for loop termination.
1985 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1987 * cif-code.def (CIF_THUNK): Add.
1988 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
1991 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1993 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
1994 (dump_inline_summary): Dump it.
1995 (fp_expression_p): New predicate.
1996 (estimate_function_body_sizes): Use it.
1997 (inline_merge_summary): Merge fp_expressions.
1998 (inline_read_section): Read fp_expressions.
1999 (inline_write_summary): Write fp_expressions.
2000 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2001 codegen boundary if either caller or callee is !fp_expressions.
2002 * ipa-inline.h (inline_summary): Add fp_expressions.
2003 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2004 to fp_expressions be sure the fp generation flags are updated.
2006 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2008 PR rtl-optimization/70467
2009 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2011 PR rtl-optimization/70467
2012 * ipa-pure-const.c (check_call): Handle internal calls even in
2013 ipa mode like in local mode.
2015 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2017 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2019 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2021 * match.pd (X u< X, X u> X): New transformations.
2023 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2025 * flag-types.h (enum warn_strict_overflow_code): Move ...
2026 * coretypes.h: ... here.
2027 * fold-const.h (fold_overflow_warning): Declare.
2028 * fold-const.c (fold_overflow_warning): Make non-static.
2029 (fold_comparison): Move the transformation of X +- C1 CMP C2
2030 into X CMP C2 -+ C1 ...
2031 * match.pd: ... here.
2032 * gimple-fold.c (fold_stmt_1): Protect with
2033 fold_defer_overflow_warnings.
2035 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2037 * omp-low.c (struct oacc_loop): Add 'inner' field.
2038 (new_oacc_loop_raw): Initialize it to zero.
2039 (oacc_loop_fixed_partitions): Initialize it.
2040 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2041 available partitioning.
2043 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2045 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2047 (umulsidi3): Likewise.
2048 (indirect_jump): Fix jump instruction assembly patterns.
2050 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2053 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2054 (nvptx_function_value): Assert non-NULL cfun.
2056 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2058 PR rtl-optimization/70886
2059 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2061 * cselib.h (rtx_equal_for_cselib_1): Declare.
2062 (rtx_equal_for_cselib_p: New inline function.
2063 * cselib.c (rtx_equal_for_cselib_p): Delete.
2064 (rtx_equal_for_cselib_1): Make public.
2066 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2069 (register_mixssei387nonimm_operand): Remove predicate.
2070 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2071 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2072 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2073 for TARGET_MIX_SSE_I387 alternatives.
2074 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2075 Disable unsupported alternatives using "enabled" attribute. Use
2076 nonimm_ssenomem_operand as operand 1 predicate. Also check
2077 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2079 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2081 * tree.c (cst_and_fits_in_hwi): Simplify.
2083 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2085 * tree.h (wi::to_wide): New function.
2086 * expr.c (expand_expr_real_1): Use wi::to_wide.
2087 * fold-const.c (int_const_binop_1): Likewise.
2088 (extract_muldiv_1): Likewise.
2090 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2092 * wide-int.h: Update offset_int and widest_int documentation.
2093 (WI_SIGNED_SHIFT_RESULT): New macro.
2094 (wi::binary_shift): Define signed_shift_result_type for
2095 shifts on offset_int- and widest_int-like types.
2096 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2097 * tree.h (int_bit_position): Use shift operators instead of wi::
2099 * alias.c (adjust_offset_for_component_ref): Likewise.
2100 * expr.c (get_inner_reference): Likewise.
2101 * fold-const.c (fold_comparison): Likewise.
2102 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2103 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2104 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2105 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2106 (stmt_kills_ref_p): Likewise.
2107 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2108 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2109 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2110 (ao_ref_init_from_vn_reference): Likewise.
2112 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2114 * wide-int.h: Update offset_int and widest_int documentation.
2115 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2116 (wi::binary_traits): Allow ordered comparisons between offset_int and
2117 offset_int, between widest_int and widest_int, and between either
2118 of these types and basic C types.
2119 (operator <, <=, >, >=): Define for the same combinations.
2120 * tree.h (tree_int_cst_lt): Use comparison operators instead
2121 of wi:: comparisons.
2122 (tree_int_cst_le): Likewise.
2123 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2124 (fold_nonarray_ctor_reference): Likewise.
2125 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2126 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2127 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2128 * tree-sra.c (completely_scalarize): Likewise.
2129 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2130 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2131 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2132 (check_for_binary_op_overflow): Likewise.
2133 (search_for_addr_array): Likewise.
2134 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2136 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2138 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2139 (arc_save_restore): Likewise.
2140 (arc_dwarf_register_span): Likewise.
2141 (arc_output_pic_addr_const): Initialize suffix variable.
2143 2016-05-02 Martin Liska <mliska@suse.cz>
2145 * symbol-summary.h (function_summary::function_summary):
2146 Remove checking assert for all cgraph nodes.
2147 (function_summary::get): Check summary_uid.
2148 (symtab_insertion): Check summary_uid.
2150 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2152 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2153 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2155 (arc_dwarf_register_span): Remove enum keyword.
2156 (compact_memory_operand_p): New function.
2157 * config/arc/arc.h (reg_class): Add code density register classes.
2158 (REG_CLASS_NAMES): Likewise.
2159 (REG_CLASS_CONTENTS): Likewise.
2160 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2161 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2162 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2163 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2164 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2166 (h, Rcd, Rsd, Rzd): New register constraints.
2167 (T): Use compact_memory_operand_p function.
2168 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2170 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2172 * config/sh/sh.md (*negnegt, *movtt): Remove.
2174 2016-05-02 Marek Polacek <polacek@redhat.com>
2175 Tom de Vries <tom@codesourcery.com>
2177 PR tree-optimization/70700
2178 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2179 bigger than FIRST_REF_NODE.
2181 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2184 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2186 (prepare_cbranch_operands): Don't use scratch register. Assume that
2187 function is used when pseudos can be created.
2188 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2189 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2190 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2191 define_expand. Allow it only when pseudos can be created.
2192 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2194 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2196 * config/i386/constraints.md (BC): Only allow -1 operands.
2197 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2198 Add "enabled" attribute. Update XI mode attribute calculation.
2199 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2200 (*movoi_internal_avx): Update XI mode attribute calculation.
2201 (*movti_internal): Ditto.
2203 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2205 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2206 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2208 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2210 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2211 statement on instruction code. Remove trailing spaces.
2212 (altivec_expand_stv_builtin): Likewise.
2214 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2216 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2217 (TARGET_FPU_DOUBLE): Simplify.
2218 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2219 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2220 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2221 with 'TARGET_FPU_DOUBLE'.
2222 * config/sh/sh.md: Likewise.
2224 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2226 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2227 SH_DIV_STR_FOR_SIZE): Remove.
2228 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2229 SH_DIV_STR_FOR_SIZE): Remove.
2231 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2233 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2234 logical_reg_operand): Delete.
2235 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2236 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2237 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2238 match_operand and match_test.
2239 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2240 variables on their first use. Return bool values.
2241 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2242 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2243 arith_reg_operand for input operand. Remove empty constraints.
2245 (*xorsi3_compact): Rename to xorsi3.
2246 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2247 (*zero_extend<mode>si2_disp_mem): Update comment.
2250 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2252 * config/sh/t-sh: Remove SH5 support.
2253 * config.gcc: Likewise.
2254 * configure: Likewise.
2256 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2258 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2260 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2262 * config/sh/sh.c (register_sh_passes, sh_option_override,
2263 sh_print_operand, prepare_move_operands,
2264 sh_can_follow_jump): Remove TARGET_SH1 checks.
2265 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2266 PROMOTE_MODE): Likewise.
2267 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2270 2016-04-30 Alan Modra <amodra@gmail.com>
2272 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2273 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2274 Check for user regs later to avoid unnecessary looping over regs.
2275 Merge user reg check with non-saved reg check. Don't force
2276 inline VR restore when static chain used.
2277 (rs6000_frame_related): Omit eh_frame info for user regs when
2279 (fixed_regs_p): Delete.
2281 2016-04-30 Alan Modra <amodra@gmail.com>
2283 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2284 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2287 2016-04-30 Alan Modra <amodra@gmail.com>
2290 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2291 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2294 2016-04-30 Alan Modra <amodra@gmail.com>
2296 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2297 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2298 flag_pic test for Darwin.
2300 2016-04-30 Alan Modra <amodra@gmail.com>
2302 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2303 throw_calls_crossed.
2304 (REG_FREQ_CALLS_CROSSED): Delete.
2305 (REG_N_THROWING_CALLS_CROSSED): Delete.
2306 * regstat.c (regstat_bb_compute_ri): Don't calculate
2307 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2308 (dump_reg_info): Don't print call cross frequency.
2309 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2310 and REG_N_THROWING_CALLS_CROSSED.
2312 2016-04-30 Alan Modra <amodra@gmail.com>
2314 * regs.h (struct reg_info_t): Delete live_length.
2315 (REG_LIVE_LENGTH): Delete macro.
2316 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2317 local_live, local_processed and local_live_last_luid params.
2318 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2320 (regstat_compute_ri): Adjust for above. Don't set
2322 (dump_reg_info): Don't print live length.
2323 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2324 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2325 Localize loop_depth var.
2327 2016-04-30 Alan Modra <amodra@gmail.com>
2329 * ira.c (enum valid_equiv): New.
2330 (validate_equiv_mem): Return enum.
2331 (update_equiv_mem): Create replacement in more cases.
2332 (add_store_equivs): Update validate_equiv_mem call.
2334 2016-04-30 Alan Modra <amodra@gmail.com>
2336 * ira.c (combine_and_move_insns): Rather than scanning insns,
2337 use DF infrastucture to find use and def insns.
2339 2016-04-30 Alan Modra <amodra@gmail.com>
2341 ira.c (combine_and_move_insns): Move invariant conditions..
2342 (ira.c): ..to here. Call combine_and_move_insns before
2343 add_store_equivs. Call grow_reg_equivs later. Allocate
2344 req_equiv later using max_reg_num() rather than global max_regno.
2345 (contains_replace_regs): Delete.
2346 (add_store_equivs): Remove contains_replace_regs test.
2348 2016-04-30 Alan Modra <amodra@gmail.com>
2350 * ira.c (struct equiv_mem_data): New.
2351 (equiv_mem, equiv_mem_modified): Delete static vars.
2352 (validate_equiv_mem_from_store): Use "data" param to communicate..
2353 (validate_equiv_mem): ..from here.
2355 2016-04-30 Alan Modra <amodra@gmail.com>
2357 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2359 (update_reg_equivs): ..here. Move allocation and freeing of
2360 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2361 end_alias_analysis to..
2364 2016-04-30 Alan Modra <amodra@gmail.com>
2366 * ira.c (pdx_subregs): Delete.
2367 (struct equivalence): Add pdx_subregs field.
2368 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2370 (update_equiv_regs): Don't create or free pdx_subregs. Update
2373 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2375 * config/rs6000/altivec.h: Change definitions of vec_xl and
2377 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2378 (LD_ELEMREV_V2DI): New.
2379 (LD_ELEMREV_V4SF): New.
2380 (LD_ELEMREV_V4SI): New.
2381 (LD_ELEMREV_V8HI): New.
2382 (LD_ELEMREV_V16QI): New.
2383 (ST_ELEMREV_V2DF): New.
2384 (ST_ELEMREV_V2DI): New.
2385 (ST_ELEMREV_V4SF): New.
2386 (ST_ELEMREV_V4SI): New.
2387 (ST_ELEMREV_V8HI): New.
2388 (ST_ELEMREV_V16QI): New.
2391 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2392 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2393 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2394 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2395 (altivec_expand_builtin): Add handling for
2396 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2397 (rs6000_invalid_builtin): Add error-checking for
2398 RS6000_BTM_P9_VECTOR.
2399 (altivec_init_builtins): Define builtins used to implement vec_xl
2401 (rs6000_builtin_mask_names): Define power9-vector.
2402 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2403 (RS6000_BTM_P9_VECTOR): Define.
2404 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2405 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2406 (vsx_ld_elemrev_v2df): Likewise.
2407 (vsx_ld_elemrev_v4sf): Likewise.
2408 (vsx_ld_elemrev_v4si): Likewise.
2409 (vsx_ld_elemrev_v8hi): Likewise.
2410 (vsx_ld_elemrev_v16qi): Likewise.
2411 (vsx_st_elemrev_v2df): Likewise.
2412 (vsx_st_elemrev_v2di): Likewise.
2413 (vsx_st_elemrev_v4sf): Likewise.
2414 (vsx_st_elemrev_v4si): Likewise.
2415 (vsx_st_elemrev_v8hi): Likewise.
2416 (vsx_st_elemrev_v16qi): Likewise.
2417 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2420 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2422 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2424 (simplify_control_stmt_condition_1): ... here. Recurse into
2425 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2427 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2430 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2431 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2432 define_insn_and_split to define_insn.
2433 (zero_extendqi<mode>2_dot2): Same.
2434 (extendqi<mode>2_dot): Same.
2435 (extendqi<mode>2_dot2): Same.
2437 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2439 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2440 (probe_stack): New expander.
2441 (probe_stack_<mode>): New insn pattern.
2443 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/i386.md
2446 (operations with memory inputs setting flags peephole2):
2447 Remove uneeded REG_P checks. Cleanup pattern generation.
2449 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2451 * tree-vect-loop.c (vect_transform_loop): Fix
2452 nb_iterations_upper_bound computation for vectorized loop.
2454 2016-04-29 Marek Polacek <polacek@redhat.com>
2455 Jakub Jelinek <jakub@redhat.com>
2458 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2459 TARGET_EXPR_SLOT as a base.
2461 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2463 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2464 with 'rCm2' constraints to limit possible immediate size.
2465 (*load_zeroextendqisi_update): Likewise.
2466 (*load_signextendqisi_update): Likewise.
2467 (*loadhi_update): Likewise.
2468 (*load_zeroextendhisi_update): Likewise.
2469 (*load_signextendhisi_update): Likewise.
2470 (*loadsi_update): Likewise.
2471 (*loadsf_update): Likewise.
2473 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2475 * config/i386/predicates.md (constm1_operand): Fix comparison.
2477 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2479 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2481 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2483 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2484 remaining SH5 related settings.
2485 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2486 shmedia_prepare_call_address): Delete.
2487 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2488 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2489 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2490 UNSUPPORTED_SH2A): Remove m5 checks.
2491 (sh_divide_strategy_e): Remove SH5 division strategies.
2492 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2493 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2495 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2497 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2499 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2501 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2502 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2504 * config/s390/vector.md ("mov<mode>"): Likewise.
2506 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2508 * config/s390/constraints.md ("U", "W"): Invoke
2509 s390_mem_constraint with "ZR" and "ZT".
2510 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2511 addresses when using LRA. Accept also short displacements for S
2512 and T constraints. Do not check for long displacement target for
2513 S and T constraints.
2514 (s390_mem_constraint): Remove handling of U and W constraints.
2515 * config/s390/s390.md (various patterns): Remove the short
2516 displacement constraints (Q and R) if a long displacement
2517 constraint is present. Add longdisp as required CPU capability.
2518 * config/s390/vector.md: Likewise.
2519 * config/s390/vx-builtins.md: Likewise.
2521 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2524 * reload1.c (reload): Call finish_spills before
2525 restarting reload loop. Skip select_reload_regs
2526 if update_eliminables_and_spill returns true.
2528 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2530 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2531 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2532 (umulhisi3_imm): Update predicates and constraint letters.
2533 (umulhisi3_reg): Declare instruction as commutative.
2534 * config/arc/constraints.md (J12, J16): New constraints.
2535 * config/arc/predicates.md (short_unsigned_const_operand): New
2537 (arc_short_operand): Likewise.
2538 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2540 2016-04-29 Richard Biener <rguenther@suse.de>
2542 PR tree-optimization/13962
2543 PR tree-optimization/65686
2544 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2545 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2546 using PTA to compare pointers.
2547 * match.pd: Add pattern for pointer equality compare simplification
2548 using ptrs_compare_unequal.
2550 2016-04-29 Richard Biener <rguenther@suse.de>
2552 * stor-layout.c (layout_type): Do not build a pointer-to-element
2555 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2557 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2558 Use SWI mode iterator. Use general_reg_operand predicate.
2559 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2560 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2563 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2566 * fold-const.c (operand_equal_p): Don't verify hash value equality
2568 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2571 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2574 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2575 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2576 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2577 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2578 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2580 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2582 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2583 to info. Don't initialize separate fields to 0. Clean up
2586 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2588 * config/i386/i386.md (peephole2s for operations with memory inputs):
2589 Use SWI mode iterator.
2590 (peephole2s for operations with memory outputs): Ditto.
2591 Do not check for stack checking probe.
2593 (probe_stack): Remove expander.
2595 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2596 Andrew Burgess <andrew.burgess@embecosm.com>
2598 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2599 operands as 32-bits.
2601 2016-04-28 Jason Merrill <jason@redhat.com>
2603 * gdbinit.in: Skip line-map.h.
2605 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2606 Andrew Burgess <andrew.burgess@embecosm.com>
2608 * config/arc/arc.c (arc_conditional_register_usage): Take
2609 TARGET_RRQ_CLASS into account.
2610 (arc_print_operand): Support printing 'p' and 's' operands.
2611 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2613 (TARGET_RRQ_CLASS): Define.
2614 (IS_POWEROF2_OR_0_P): Define.
2615 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2617 (*tst_movb): New define_insn.
2618 (*tst): Avoid recognition if it could prevent '*tst_movb'
2619 combination; replace c/CnL with c/Chs alternative.
2620 (*tst_bitfield_tst): New define_insn.
2621 (*tst_bitfield_asr): New define_insn.
2622 (*tst_bitfield): New define_insn.
2623 (andsi3_i): Add Rrq variant.
2624 (extzv): New define_expand.
2625 (insv): New define_expand.
2626 (*insv_i): New define_insn.
2627 (*movb): New define_insn.
2628 (*movb_signed): New define_insn.
2629 (*movb_high): New define_insn.
2630 (*movb_high_signed): New define_insn.
2631 (*movb_high_signed + 1): New define_split pattern.
2632 (*mrgb): New define_insn.
2633 (*mrgb + 1): New define_peephole2 pattern.
2634 (*mrgb + 2): New define_peephole2 pattern.
2635 * config/arc/arc.opt (mbitops): New option for nps400, uses
2636 TARGET_NPS_BITOPS_DEFAULT.
2637 * config/arc/constraints.md (q): Make register class conditional.
2638 (Rrq): New register constraint.
2639 (Chs): New constraint.
2640 (Clo): New constraint.
2641 (Chi): New constraint.
2642 (Cbf): New constraint.
2643 (Cbn): New constraint.
2644 (C18): New constraint.
2645 (Cbi): New constraint.
2647 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2649 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2651 (bitmap_intersection_of_preds): Ditto.
2652 (bitmap_union_of_succs): Ditto.
2653 (bitmap_union_of_preds): Ditto.
2654 * sbitmap.c (do_popcount): Delete.
2655 (BITMAP_DEBUGGING): Delete.
2656 (sbitmap_verify_popcount): Delete.
2657 (sbitmap_alloc): Don't initialize the popcount field.
2658 (sbitmap_alloc_with_popcount): Delete.
2659 (sbitmap_resize): Don't resize the popcount array.
2660 (sbitmap_vector_alloc): Don't initialize the popcount field.
2661 (bitmap_copy): Don't copy the popcount array.
2662 (bitmap_clear): Don't clear the popcount array.
2663 (bitmap_clear): Delete the popcount array handling.
2664 (bitmap_ior_and_compl): Delete the popcount assert.
2665 (bitmap_not): Ditto.
2666 (bitmap_and_compl): Ditto.
2667 (bitmap_and): Delete the popcount array handling.
2668 (bitmap_xor): Ditto.
2669 (bitmap_ior): Ditto.
2670 (bitmap_or_and): Delete the popcount assert.
2671 (bitmap_and_or): Ditto.
2672 (popcount_table): Delete.
2673 (sbitmap_elt_popcount): Delete.
2674 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2675 (bitmap_set_bit): Delete the popcount assert.
2676 (bitmap_clear_bit): Ditto.
2677 (sbitmap_free): Don't free the popcount array.
2678 (sbitmap_alloc_with_popcount): Delete declaration.
2679 (sbitmap_popcount): Ditto.
2681 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2682 Andrew Burgess <andrew.burgess@embecosm.com>
2684 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2685 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2686 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2687 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2688 * config/arc/arc.opt (mcmem): New option.
2689 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2690 supply length for r/m alternative.
2691 (*extendqisi2_ac): Likewise.
2692 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2694 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2695 (movhi_insn): Likewise.
2696 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2697 (*zero_extendqihi2_i): Add r/Ucm alternative.
2698 (*zero_extendqisi2_ac): Likewise.
2699 (*zero_extendhisi2_i): Likewise.
2700 * config/arc/constraints.md (Uex): New memory constraint.
2701 (Ucm): New define_constraint.
2702 * config/arc/predicates.md (long_immediate_loadstore_operand):
2703 Return 0 for MEM with cmem_address address.
2704 (cmem_address_0): New predicates.
2705 (cmem_address_1): Likewise.
2706 (cmem_address_2): Likewise.
2707 (cmem_address): Likewise.
2709 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2711 * config/rs6000/rs6000.c (machine_function): Rename
2712 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2713 (rs6000_stack_info): Adjust.
2715 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2716 Andrew Burgess <andrew.burgess@embecosm.com>
2718 * config/arc/constraints.md (Usd): Convert to define_constraint.
2722 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2725 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2726 Add new peephole2 where the first insn is *mov<mode>_or instead of
2727 *mov<mode>_internal.
2729 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2731 * tracer.c (bb_seen): Make static.
2733 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2735 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2736 support, setup defaults.
2737 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2738 * config/arc/arc.c (arc_init): Add NPS400 support.
2739 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2740 (TARGET_ARC700): NPS400 is also an ARC700.
2741 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2743 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2746 * config/nds32/nds32.md (casesi): Don't access the operands array
2749 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2751 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2752 (or $-1,reg peephole2): Ditto.
2753 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2755 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2757 * doc/extend.texi (Common Function Attributes) [optimize]:
2758 Discourage use of the optimize attribute.
2760 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2762 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2763 special case builtin.
2764 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2765 ALTIVEC_BUILTIN_VEC_ADDE.
2766 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2767 support for ALTIVEC_BUILTIN_VEC_ADDE.
2768 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2769 for __builtin_vec_adde.
2771 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2773 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2774 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2776 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2779 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2780 attributes): Document cilkplus_runtime.
2782 2016-04-28 Martin Jambor <mjambor@suse.cz>
2784 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2785 this function. Call verify_expr on MEM_REFs and bases of other
2788 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2790 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2791 for WORD_REGISTER_OPERATIONS to runtime check.
2793 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2795 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2797 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2799 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2800 big-endian compilation.
2801 * config/arc/arc.md (addf3): Likewise.
2805 2016-04-28 Richard Biener <rguenther@suse.de>
2807 PR tree-optimization/70840
2808 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2809 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2810 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2811 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2813 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2815 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2816 and explain why in a comment.
2818 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2820 * config/arc/arc.md (cpu_facility): Add fpx variant.
2821 (subdf3): Prohibit use reverse sub when assist operations option
2823 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2824 instructions only when FPX is enabled.
2825 * testsuite/gcc.target/arc/trsub.c: New test.
2827 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2829 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2830 mult_operator when calculating "type" attribute.
2831 (*fop_<mode>_1_i387): Ditto.
2832 (*fop_xf_1_i387): Ditto.
2833 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2834 Use std::swap to swap operands. Use RTL expressions to generate
2837 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2838 Joern Rennecke <joern.rennecke@embecosm.com>
2840 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2842 (emit_pic_move): Remove.
2843 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2844 * config/arc/arc.c (emit_pic_move): Removed.
2845 (TARGET_HAVE_TLS): Define.
2846 (arc_conditional_register_usage): Test for arc_tp_regno.
2847 (arc_print_operand, arc_print_operand_address): Handle TLS
2849 (arc_needs_pcl_p): New function.
2850 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2851 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2852 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2853 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2854 (arc_legitimize_tls_address): Likewise.
2855 (DTPOFF_ZERO_SYM): Define.
2856 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2857 (arc_output_pic_addr_const): Print TLS unspecs.
2858 (prepare_pic_move): New function, replaces emit_pic_move.
2859 (arc_legitimate_constant_p): Handle TLS unspecs.
2860 (arc_legitimate_address_p): Likewise.
2861 (arc_rewrite_small_data_p): Use assert for TLS constants.
2862 (prepare_move_operands): Use prepare_pic_move.
2863 (arc_legitimize_address): Legitimize tls addresses.
2864 (arc_epilogue_uses): Check for arc_tp_regno.
2865 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2866 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2868 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2870 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2871 %(arc_tls_extra_start_spec).
2872 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2873 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2875 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2876 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2877 (UNSPEC_TLS_OFF): Add.
2879 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2880 (get_thread_pointersi): New patterns.
2881 * config/arc/arc.opt (mtp-regno): New option.
2882 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2883 (move_dest_operand): Likewise.
2884 * configure: Regenerate.
2885 * configure.ac: Add arc*-*-* case to test for tls.
2886 * doc/invoke.texi (ARC options): Document mtp-regno.
2888 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2890 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2891 the new ARC HS SIMD instructions.
2892 (arc_preferred_simd_mode): New function.
2893 (arc_autovectorize_vector_sizes): Likewise.
2894 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2895 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2896 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2897 (arc_init_builtins): Add new SIMD builtin types.
2898 (arc_split_move): Handle 64 bit vector moves.
2899 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2900 (TARGET_PLUS_QMACW): Define.
2901 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2902 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2903 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2904 (VSUBADD4H): New builtins.
2905 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2906 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2908 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2909 Matthias Klose <doko@debian.org>
2911 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2913 2016-04-28 Richard Biener <rguenther@suse.de>
2916 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2919 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2921 * common/config/sh/sh-common.c: Remove SH5 support.
2922 * config/sh/constraints.md: Likewise.
2923 * config/sh/config/sh/elf.h: Likewise.
2924 * config/sh/linux.h: Likewise.
2925 * config/sh/netbsd-elf.h: Likewise.
2926 * config/sh/predicates.md: Likewise.
2927 * config/sh/sh-c.c: Likewise.
2928 * config/sh/sh-protos.h: Likewise.
2929 * config/sh/sh.c: Likewise.
2930 * config/sh/sh.h: Likewise.
2931 * config/sh/sh.md: Likewise.
2932 * config/sh/sh.opt: Likewise.
2933 * config/sh/sync.md: Likewise.
2934 * config/sh/sh64.h: Delete.
2935 * config/sh/shmedia.h: Likewise.
2936 * config/sh/shmedia.md: Likewise.
2937 * config/sh/sshmedia.h: Likewise.
2938 * config/sh/t-netbsd-sh5-64: Likewise.
2939 * config/sh/t-sh64: Likewise.
2940 * config/sh/ushmedia.h: Likewise.
2942 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2945 general_reg_operand instead of register_operand predicate.
2947 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2949 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2951 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2953 * match.pd (A - B > A, A + B < A): New transformations.
2955 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2957 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2958 which defaults to true. Emit an outer pair of parentheses only if
2959 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2960 don't emit parentheses for the right-hand operand.
2962 2016-04-27 Jeff Law <law@redhat.com>
2964 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2966 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2968 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
2969 (altivec_lvx_<mode>_internal): Document.
2970 (altivec_lvx_<mode>_2op): New define_insn.
2971 (altivec_lvx_<mode>_1op): Likewise.
2972 (altivec_lvx_<mode>_2op_si): Likewise.
2973 (altivec_lvx_<mode>_1op_si): Likewise.
2974 (altivec_stvx_<mode>): Remove.
2975 (altivec_stvx_<mode>_internal): Document.
2976 (altivec_stvx_<mode>_2op): New define_insn.
2977 (altivec_stvx_<mode>_1op): Likewise.
2978 (altivec_stvx_<mode>_2op_si): Likewise.
2979 (altivec_stvx_<mode>_1op_si): Likewise.
2980 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2981 Expand vec_ld and vec_st during parsing.
2982 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
2984 (altivec_expand_stvx_be): Likewise.
2985 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
2986 address-masking behavior in RTL.
2987 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
2988 address-masking behavior in RTL.
2989 (altivec_expand_builtin): Change builtin code arguments for calls
2990 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
2991 (insn_is_swappable_p): Avoid incorrect swap optimization in the
2992 presence of lvx/stvx patterns.
2993 (alignment_with_canonical_addr): New function.
2994 (alignment_mask): Likewise.
2995 (find_alignment_op): Likewise.
2996 (recombine_lvx_pattern): Likewise.
2997 (recombine_stvx_pattern): Likewise.
2998 (recombine_lvx_stvx_patterns): Likewise.
2999 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3000 stvx patterns from expand.
3001 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3003 (vector_altivec_store_<mode>): Likewise.
3005 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3007 * config/aarch64/aarch64.md
3008 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3009 remove the "fp" attributes.
3010 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3011 add the "simd" attributes.
3012 (*movdf_aarch64): Likewise.
3013 (*movtf_aarch64): Remove the "fp" attributes.
3014 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3015 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3017 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3019 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3020 rtx to rtx_code_label *.
3021 * rtl.h (maybe_set_first_label_num): Likewise.
3023 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3025 * df-core.c (df_add_problem): Make the problem param be const.
3026 (df_remove_problem): Make local "problem" be const.
3027 * df-problems.c (problem_RD): Make const.
3028 (problem_LR): Likewise.
3029 (problem_LIVE): Likewise.
3030 (problem_MIR): Likewise.
3031 (problem_CHAIN): Likewise.
3032 (problem_WORD_LR): Likewise.
3033 (problem_NOTE): Likewise.
3034 (problem_MD): Likewise.
3035 * df-scan.c (problem_SCAN): Likewise.
3036 * df.h (struct df_problem): Make field "dependent_problem" be
3038 (struct dataflow): Likewise for field "problem".
3039 (df_add_problem): Make param const.
3041 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3043 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3044 inter-unit moves to/from vector registers are enabled. Do not disable
3047 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3049 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3050 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3052 (enum df_problem_id): ...this new enum.
3053 (struct df_problem): Convert field "id" from "int" to
3056 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3058 * rtl.def: Update comment for "things in the instruction chain" to
3059 reflect the removal of the leading "i" field for INSN_UID in
3060 r210360. Fix bogus apostrophe.
3062 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3064 * config/i386/i386.md
3065 (lea arith with mem operand + setcc peephole2): Set operator mode.
3067 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3070 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3071 (dimode_scalar_to_vector_candidate_p): This.
3072 (timode_scalar_to_vector_candidate_p): New function.
3073 (scalar_to_vector_candidate_p): Likewise.
3074 (timode_check_non_convertible_regs): Likewise.
3075 (timode_remove_non_convertible_regs): Likewise.
3076 (remove_non_convertible_regs): Likewise.
3077 (remove_non_convertible_regs): Renamed to ...
3078 (dimode_remove_non_convertible_regs): This.
3079 (scalar_chain::~scalar_chain): Make it virtual.
3080 (scalar_chain::compute_convert_gain): Make it pure virtual.
3081 (scalar_chain::mark_dual_mode_def): Likewise.
3082 (scalar_chain::convert_insn): Likewise.
3083 (scalar_chain::convert_registers): Likewise.
3084 (scalar_chain::add_to_queue): Make it protected.
3085 (scalar_chain::emit_conversion_insns): Likewise.
3086 (scalar_chain::replace_with_subreg): Likewise.
3087 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3088 (scalar_chain::convert_op): Likewise.
3089 (scalar_chain::convert_reg): Likewise.
3090 (scalar_chain::make_vector_copies): Likewise.
3091 (scalar_chain::convert_registers): New pure virtual function.
3092 (class dimode_scalar_chain): New class.
3093 (class timode_scalar_chain): Likewise.
3094 (scalar_chain::mark_dual_mode_def): Renamed to ...
3095 (dimode_scalar_chain::mark_dual_mode_def): This.
3096 (timode_scalar_chain::mark_dual_mode_def): New function.
3097 (timode_scalar_chain::convert_insn): Likewise.
3098 (dimode_scalar_chain::convert_registers): Likewise.
3099 (scalar_chain::compute_convert_gain): Renamed to ...
3100 (dimode_scalar_chain::compute_convert_gain): This.
3101 (scalar_chain::replace_with_subreg): Renamed to ...
3102 (dimode_scalar_chain::replace_with_subreg): This.
3103 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3104 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3105 (scalar_chain::make_vector_copies): Renamed to ...
3106 (dimode_scalar_chain::make_vector_copies): This.
3107 (scalar_chain::convert_reg): Renamed to ...
3108 (dimode_scalar_chain::convert_reg ): This.
3109 (scalar_chain::convert_op): Renamed to ...
3110 (dimode_scalar_chain::convert_op): This.
3111 (scalar_chain::convert_insn): Renamed to ...
3112 (dimode_scalar_chain::convert_insn): This.
3113 (scalar_chain::convert): Call convert_registers.
3114 (convert_scalars_to_vector): Change to scalar_chain pointer to
3115 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3116 in 32-bit mode. Delete scalar_chain pointer. Call
3117 free_dominance_info in 64-bit mode.
3118 (pass_stv::gate): Remove TARGET_64BIT check.
3119 (ix86_option_override): Put the 64-bit STV pass before the CSE
3122 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3124 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3125 dw_loc_frame_offset field.
3126 * dwarf2out.c (new_loc_descr): Likewise.
3127 (resolve_args_picking_1): Turn the VISITED hash set into a
3128 FRAME_OFFSET hash map. Use it to associate a frame offset to
3129 visited nodes. Remove uses of the CHECKING_P macro.
3130 (resolve_args_picking): Update call to resolve_args_picking_1.
3132 2016-04-27 Martin Liska <mliska@suse.cz>
3134 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3135 (free_loop_data): Release vuses of groups.
3137 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3139 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3140 instead of redundant use_id and boolean have_use_for.
3141 (struct iv_use): Change sub_id into group_id. Remove field next.
3142 Move fields: related_cands, n_map_members, cost_map and selected
3144 (struct iv_group): ... here. New structure.
3145 (struct iv_common_cand): Use structure declaration directly.
3146 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3147 (MAX_CONSIDERED_USES): Rename macro to ...
3148 (MAX_CONSIDERED_GROUPS): ... here.
3149 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3150 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3151 (dump_uses): Rename to ...
3152 (dump_groups): ... here. Update all uses.
3153 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3154 (find_induction_variables): Refactor format of dump information.
3155 (record_sub_use): Delete.
3156 (record_use): Update all uses.
3157 (record_group): New function.
3158 (record_group_use, find_interesting_uses_op): Call above functions.
3160 (find_interesting_uses_cond): Ditto.
3161 (group_compare_offset): New function.
3162 (split_all_small_groups): Rename to ...
3163 (split_small_address_groups_p): ... here. Update all uses.
3164 (split_address_groups): Update all uses.
3165 (find_interesting_uses): Refactor format of dump information.
3166 (add_candidate_1): Update all uses. Remove redundant check on iv,
3168 (add_candidate, record_common_cand): Remove redundant assert.
3169 (add_iv_candidate_for_biv): Update use.
3170 (add_iv_candidate_derived_from_uses): Update all uses.
3171 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3172 (alloc_use_cost_map): Ditto.
3173 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3174 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3175 (determine_use_iv_cost_generic): Ditto.
3176 (determine_group_iv_cost_generic): Ditto.
3177 (determine_use_iv_cost_address): Ditto.
3178 (determine_group_iv_cost_address): Ditto.
3179 (determine_use_iv_cost_condition): Ditto.
3180 (determine_group_iv_cost_cond): Ditto.
3181 (determine_use_iv_cost): Ditto.
3182 (determine_group_iv_cost): Ditto.
3183 (set_autoinc_for_original_candidates): Update all uses.
3184 (find_iv_candidates): Update all uses. Refactor dump information.
3185 (determine_use_iv_costs): Ditto.
3186 (determine_iv_costs): Ditto.
3187 (iv_ca_cand_for_use): Rename to ...
3188 (iv_ca_cand_for_group): ... here. Update all uses.
3189 (iv_ca_add_use, iv_ca_add_group): Ditto.
3190 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3191 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3192 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3193 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3194 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3195 (create_new_iv, adjust_iv_update_pos): Ditto.
3196 (rewrite_use_address): Delete.
3197 (rewrite_use_address_1): Rename to ...
3198 (rewrite_use_address): ... here.
3199 (rewrite_use_compare): Update all uses.
3200 (rewrite_use): Delete.
3201 (rewrite_uses): Rename to ...
3202 (rewrite_groups): ... here. Update all uses.
3203 (remove_unused_ivs, free_loop_data): Update all uses.
3204 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3206 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3208 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3209 for WORD_REGISTER_OPERATIONS to runtime check.
3211 2016-04-27 Richard Biener <rguenther@suse.de>
3214 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3215 aggregate_value_p to determine if a function result is
3216 returned by reference.
3217 (ipa_pta_execute): Functions having their address taken are
3218 not automatically nonlocal.
3220 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3223 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3224 * fold-const.c (operand_equal_p): If flag_checking and
3225 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3226 and if it returns non-zero, assert iterative_hash_expr on both
3229 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3231 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3233 2016-04-27 Nick Clifton <nickc@redhat.com>
3236 * varasm.c (merge_weak): Generate an error if an attempt is made
3237 to convert a non-weak static function into a weak, public function.
3239 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3241 * params.def (MAX_PARTITION_SIZE): New param.
3242 * doc/invoke.texi: Document lto-max-partition.
3244 2016-04-27 Richard Biener <rguenther@suse.de>
3247 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3248 function cummulating used_from_other_partition, externally_visible
3249 and force_output from aliases.
3250 (refered_from_nonlocal_var): Likewise.
3251 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3252 node flags properly.
3254 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3256 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3257 (-Wmemset-elt-size): New item.
3259 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3262 * stor-layout.h (internal_reference_types): Delete.
3263 * stor-layout.c (reference_types_internal): Likewise.
3264 (internal_reference_types): Likewise.
3265 (layout_type) <REFERENCE_TYPE>: Adjust.
3267 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3270 * tree.h (inchash::add_expr): Add FLAGS argument.
3271 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3272 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3273 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3274 Formatting fix. Adjust recursive calls. For tcc_comparison,
3275 if swap_tree_comparison (code) is smaller than code, hash that
3276 and arguments in the other order. Hash CONVERT_EXPR the same
3277 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3278 of ADDR_EXPR of decl as the decl itself. Add or remove
3279 OEP_ADDRESS_OF from recursive flags as needed. For
3280 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3281 operands commutatively and only the third one normally.
3282 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3284 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3286 * config/rtems.h (LIB_SPEC): Add -latomic.
3288 2016-04-27 Joel Sherrill <joel@rtems.org>
3290 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3291 xilink.ld and flags not relevant to RTEMS.
3293 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3295 * toplev.c (backend_init_target): Avoid calling init_reload when using
3298 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3300 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3301 for loops rather than one for the whole function.
3303 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3305 * match.pd (X + CST CMP X): New transformation.
3307 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3309 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3310 * fold-const.c (fold_binary_loc): Remove 2 transformations
3311 superseded by match.pd.
3312 * match.pd (x+x -> x*2): Generalize to integers.
3314 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3316 * config/i386/i386.md (operation on memory peephole): Duplicate an
3317 existing peephole and adapt it to match lea rather than an operation
3320 PR rtl-optimization/57193
3321 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3323 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3325 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3327 * tree-if-conv.c (any_pred_load_store): New static variable.
3328 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3329 any_pred_load_store instead of and_mask_load_store.
3330 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3331 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3332 (combine_blocks, tree_if_conversion): Ditto.
3334 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3336 PR tree-optimization/70771
3337 PR tree-optimization/70775
3338 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3339 virtual PHI nodes. Delete parameter.
3340 (if_convertible_loop_p_1): Delete argument to above function.
3341 (predicate_all_scalar_phis): Delete code handling single-argument
3343 (tree_if_conversion): Mark and update virtual SSA.
3345 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3348 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3349 (x86_elf_aligned_common): Rename to ...
3350 (x86_elf_aligned_decl_common): ... this.
3351 Add decl arg. Switch to .lbss for largecomm object. Use
3352 LARGECOMM_SECTION_ASM_OP.
3353 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3355 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3356 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3358 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3359 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3361 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3364 * config/i386/i386.c (SECTION_LARGE): Define.
3365 (x86_64_elf_select_section): Set it for large data/bss sections.
3366 Only clear SECTION_WRITE for .lrodata.
3367 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3369 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3370 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3371 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3373 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3374 * doc/tm.texi: Regenerate.
3376 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3379 * configure.ac (--enable-checking): Document extra flag, for
3380 non-release builds default to --enable-checking=yes,extra.
3381 If misc checking and extra checking, define CHECKING_P to 2 instead
3383 * common.opt (fchecking=): Add.
3384 * doc/invoke.texi (-fchecking=): Document.
3385 * doc/install.texi: Document --enable-checking changes.
3386 * configure: Regenerated.
3387 * config.in: Regenerated.
3389 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3391 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3392 attribute instead of which_alternative.
3393 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3394 Use EXT_REX_SSE_REG_P where appropriate.
3396 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3398 * config/i386/predicates.md (const0_operand): Do not match
3399 const_wide_int code.
3400 (const1_operand): Ditto.
3402 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3404 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3405 for SSE constm1 operands and TARGET_AVX512VL.
3406 (*movti_internal): Ditto.
3407 (*mov<mode>_or): Use constm1_operand predicate.
3408 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3409 for SSE vector_all_ones operands and TARGET_AVX512VL.
3410 * config/i386/predicates.md (constm1_operand): New predicate.
3411 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3412 emission of constant -1 load.
3414 2016-04-25 Jason Merrill <jason@redhat.com>
3416 * gdbinit.in: Skip is-a.h.
3418 * attribs.c (register_scoped_attributes): Fix logic.
3419 * attribs.h: Declare register_scoped_attributes.
3421 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3423 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3424 stxvd2x and stxvw4x built-in functions.
3426 2016-04-25 DJ Delorie <dj@redhat.com>
3428 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3429 (ashrhi3): Likewise.
3430 (lshrhi3): Likewise.
3432 2016-04-25 Richard Biener <rguenther@suse.de>
3434 PR tree-optimization/70780
3435 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3437 (compute_antic): Mark blocks with abnormal preds as visited as
3438 they have a final empty antic-in solution already.
3440 2016-04-25 Michael Collison <michael.collison@linaro.org>
3442 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3444 2016-04-25 Michael Collison <michael.collison@linaro.org>
3446 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3447 mode is VQI to improve mixed mode vectorization.
3448 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3449 define_insn to match low half of signed vaddw.
3450 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3451 define_insn to match high half of signed vaddw.
3452 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3453 define_insn to match low half of unsigned vaddw.
3454 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3455 define_insn to match high half of unsigned vaddw.
3456 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3457 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3458 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3460 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3461 * config/arm/predicates.md (vect_par_constant_high): Support
3462 big endian and simplify by calling
3463 arm_simd_check_vect_par_cnst_half
3464 (vect_par_constant_low): Likewise.
3466 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3468 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3469 predicate for operand 2.
3471 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3472 H.J. Lu <hongjiu.lu@intel.com>
3474 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3475 machine_mode argument.
3476 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3477 constm1_rtx operands. For VOIDmode constants, get mode from
3478 pred_mode. Check mode size if the mode is supported by ABI.
3479 (standard_sse_constant_opcode): Do not use standard_constant_p.
3480 Strictly check ABI support for all-ones operands.
3481 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3482 immediates. Update calls to standard_sse_constant_p.
3483 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3484 (ix86_rtx_costs): Ditto.
3485 * config/i386/i386.md (*movxi_internal_avx512f): Use
3486 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3487 Use (v,BC) alternative instead of (v,C). Use register_operand
3488 checks instead of MEM_P.
3489 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3490 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3491 isa attribute. Use register_operand checks instead of MEM_P.
3492 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3493 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3494 alternative and corresponding sse2 isa attribute.
3495 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3496 to standard_sse_constant_p.
3497 (FP constant splitters): Ditto.
3498 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3500 * config/i386/predicates.md (constm1_operand): Remove.
3501 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3502 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3503 vector_all_ones_operand instead of constm1_operand.
3505 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3507 * print-rtl.c (print_rtx_insn_vec): New function.
3508 * print-rtl.h: New prototype.
3509 * store-motion.c (struct st_expr): Make avail_stores a vector.
3510 (st_expr_entry): Adjust.
3511 (free_st_expr_entry): Likewise.
3512 (print_store_motion_mems): Likewise.
3513 (find_moveable_store): Likewise.
3514 (compute_store_table): Likewise.
3515 (delete_store): Likewise.
3516 (build_store_vectors): Likewise.
3518 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3520 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3522 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3524 * vec.h (vec_safe_contains): New function.
3525 (vec::contains): Likewise.
3526 (vec::begin): Likewise.
3527 (vec::end): Likewise.
3529 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3532 * cfgexpand.c (expand_stack_vars): Fix typo.
3534 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3536 * system.h (list, map, set, vector): Include conditionally.
3537 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3538 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3539 * ipa-icf.c (INCLUDE_LIST): Define.
3540 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3541 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3542 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3543 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3544 * cp/logic.cc (INCLUDE_LIST): Define.
3545 * fortran/trans-common.c (INCLUDE_MAP): Define.
3547 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3549 * auto-profile.c: Remove <string.h> include.
3550 * ipa-icf-gimple.c: Remove <list> include.
3551 * diagnostic.c: Remove <new> include.
3552 * genmatch.c: Likewise.
3553 * pretty-print.c: Likewise.
3554 * toplev.c: Likewise
3555 * c/c-objc-common.c: Likewise.
3556 * cp/error.c: Likewise.
3557 * fortran/error.c: Likewise.
3559 2016-04-22 Richard Biener <rguenther@suse.de>
3561 * lto-streamer-in.c (input_ssa_names): Do not allocate
3562 GIMPLE_NOP for all SSA names.
3563 * lto-streamer-out.c (output_ssa_names): Do not output
3564 SSA names that should have been released.
3566 2016-04-22 Richard Biener <rguenther@suse.de>
3568 PR tree-optimization/70740
3569 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3572 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3575 * config/i386/predicates.md (call_insn_operand): Replace
3576 sibcall_memory_operand with memory_operand.
3578 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3580 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3581 has_single_use() tests.
3582 (register_edge_assert_for_1): Likewise.
3583 (find_assert_locations_1): Check the liveness bitmap instead of
3584 checking has_single_use().
3586 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3589 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3590 Extract AVX-512BW constraint from AVX.
3592 2016-04-21 Richard Biener <rguenther@suse.de>
3594 PR tree-optimization/70725
3595 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3596 for phi_convertible_by_degenerating_args.
3597 (predicate_all_scalar_phis): Handle single-argument PHIs.
3599 2016-04-21 Richard Biener <rguenther@suse.de>
3602 * fold-const.c (fold_comparison): Return properly typed
3605 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3607 PR tree-optimization/70715
3608 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3609 after expanding BASE using expand_simple_operations.
3611 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3613 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3614 New transformations.
3616 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3618 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3620 2016-04-20 Jan Hubicka <jh@suse.cz>
3622 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3623 ultiimate_alias_target.
3624 (update_callee_keys): Likewise.
3625 (lookup_recursive_calls): Likewise.
3626 (speculation_useful_p): Likewise.
3628 2016-04-20 Jan Hubicka <jh@suse.cz>
3631 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3632 (set_nothrow_flag_1): ... this; handle interposition correctly;
3633 recurse on aliases and thunks.
3634 (cgraph_node::set_nothrow_flag): New.
3635 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3636 functions compiled with non-call exceptions that binds to current
3638 (propagate_nothrow): Be safe WRT interposition.
3639 * cgraph.h (set_nothrow_flag): Update prototype.
3641 2016-04-18 Jan Hubicka <jh@suse.cz>
3643 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3644 max_loop_iterations_int.
3645 (tree_unswitch_outer_loop): Likewise.
3647 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3649 PR tree-optimization/69489
3650 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3651 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3652 Revise dump message.
3653 (if_convertible_bb_p): Remove check on edge count of basic block's
3656 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3658 PR tree-optimization/56625
3659 PR tree-optimization/69489
3660 * tree-data-ref.h (DR_INNERMOST): New macro.
3661 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3662 hashing struct innermost_loop_behavior.
3663 (ref_DR_map): Remove.
3664 (innermost_DR_map): New map.
3665 (baseref_DR_map): Revise comment.
3666 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3667 to innermost_DR_map accroding to its innermost loop behavior.
3668 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3669 to its innermost loop behavior.
3670 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3671 Add initialization for innermost_DR_map. Record memory reference
3672 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3673 have innermost loop behavior.
3674 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3677 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3680 *lea_general_1. Use explicit SWI12 mode interator.
3681 (*lea<mode>_general_2): Rename from *lea_general_2.
3682 Use explicit SWI12 mode interator.
3683 (*lea<mode>_general_3): Rename from *lea_general_3.
3684 Use explicit SWI12 mode interator.
3685 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3686 Use explicit SWI12 mode interator.
3687 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3688 Use explicit SWI48 mode interator.
3690 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3692 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3693 Short-cut unaligned load and store cases. Handle all integer
3695 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3696 and store cases. Call ix86_avx256_split_vector_move_misalign
3697 directly without checking mode class.
3699 2016-04-20 Andrew Pinski <apinski@cavium.com>
3700 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3703 * config/aarch64/aarch64.md (sibcall): Force call
3704 address to be DImode for ILP32.
3705 (sibcall_value): Likewise.
3707 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3709 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3711 2016-04-20 Richard Biener <rguenther@suse.de>
3713 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3714 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3715 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3716 (maybe_push_res_to_seq): Adjust.
3717 * gimple-fold.c (maybe_build_generic_op): Likewise.
3719 2016-04-20 Marek Polacek <polacek@redhat.com>
3721 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3724 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3726 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3727 use kmovw to support AVX512F target.
3729 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3731 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3733 2016-04-20 Marek Polacek <polacek@redhat.com>
3735 PR tree-optimization/70725
3736 * tree-if-conv.c (is_false_predicate): New function.
3737 (predicate_mem_writes): Use it.
3739 2016-04-20 Richard Biener <rguenther@suse.de>
3741 PR tree-optimization/70726
3742 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3743 shift amounts from a pattern stmt operand.
3745 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3748 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3749 stack_restore_from_fpr pattern when restoring r15.
3750 (s390_optimize_prologue): Strip away the memory barrier in the
3751 parallel when trying to get rid of restore insns.
3752 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3753 definition for loading the stack pointer from an FPR. Compared to
3754 the normal move insn this pattern includes a full memory barrier.
3756 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3759 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3760 implicitly linear or lastprivate iterator on the outer context.
3762 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3764 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3766 * config/i386/i386.md (ssememalign): Removed.
3767 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3769 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3772 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3773 const short * to __builtin_ia32_loaddquhi512_mask.
3774 (_mm512_maskz_loadu_epi16): Likewise.
3775 (_mm512_mask_storeu_epi16): Pass short * to
3776 __builtin_ia32_storedquhi512_mask.
3777 (_mm512_mask_loadu_epi8): Pass const char * to
3778 __builtin_ia32_loaddquqi512_mask.
3779 (_mm512_maskz_loadu_epi8): Likewise.
3780 (_mm512_mask_storeu_epi8): Pass char * to
3781 __builtin_ia32_storedquqi512_mask.
3782 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3783 const double * to __builtin_ia32_loadupd512_mask.
3784 (_mm512_mask_loadu_pd): Likewise.
3785 (_mm512_maskz_loadu_pd): Likewise.
3786 (_mm512_storeu_pd): Pass double * to
3787 __builtin_ia32_storeupd512_mask.
3788 (_mm512_mask_storeu_pd): Likewise.
3789 (_mm512_loadu_ps): Pass const float * to
3790 __builtin_ia32_loadups512_mask.
3791 (_mm512_mask_loadu_ps): Likewise.
3792 (_mm512_maskz_loadu_ps): Likewise.
3793 (_mm512_storeu_ps): Pass float * to
3794 __builtin_ia32_storeups512_mask.
3795 (_mm512_mask_storeu_ps): Likewise.
3796 (_mm512_mask_loadu_epi64): Pass const long long * to
3797 __builtin_ia32_loaddqudi512_mask.
3798 (_mm512_maskz_loadu_epi64): Likewise.
3799 (_mm512_mask_storeu_epi64): Pass long long *
3800 to __builtin_ia32_storedqudi512_mask.
3801 (_mm512_loadu_si512): Pass const int * to
3802 __builtin_ia32_loaddqusi512_mask.
3803 (_mm512_mask_loadu_epi32): Likewise.
3804 (_mm512_maskz_loadu_epi32): Likewise.
3805 (_mm512_storeu_si512): Pass int * to
3806 __builtin_ia32_storedqusi512_mask.
3807 (_mm512_mask_storeu_epi32): Likewise.
3808 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3809 char * to __builtin_ia32_storedquqi256_mask.
3810 (_mm_mask_storeu_epi8): Likewise.
3811 (_mm256_mask_loadu_epi16): Pass const short * to
3812 __builtin_ia32_loaddquhi256_mask.
3813 (_mm256_maskz_loadu_epi16): Likewise.
3814 (_mm_mask_loadu_epi16): Pass const short * to
3815 __builtin_ia32_loaddquhi128_mask.
3816 (_mm_maskz_loadu_epi16): Likewise.
3817 (_mm256_mask_loadu_epi8): Pass const char * to
3818 __builtin_ia32_loaddquqi256_mask.
3819 (_mm256_maskz_loadu_epi8): Likewise.
3820 (_mm_mask_loadu_epi8): Pass const char * to
3821 __builtin_ia32_loaddquqi128_mask.
3822 (_mm_maskz_loadu_epi8): Likewise.
3823 (_mm256_mask_storeu_epi16): Pass short * to.
3824 __builtin_ia32_storedquhi256_mask.
3825 (_mm_mask_storeu_epi16): Pass short * to.
3826 __builtin_ia32_storedquhi128_mask.
3827 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3828 const double * to __builtin_ia32_loadupd256_mask.
3829 (_mm256_maskz_loadu_pd): Likewise.
3830 (_mm_mask_loadu_pd): Pass onst double * to
3831 __builtin_ia32_loadupd128_mask.
3832 (_mm_maskz_loadu_pd): Likewise.
3833 (_mm256_mask_storeu_pd): Pass double * to
3834 __builtin_ia32_storeupd256_mask.
3835 (_mm_mask_storeu_pd): Pass double * to
3836 __builtin_ia32_storeupd128_mask.
3837 (_mm256_mask_loadu_ps): Pass const float * to
3838 __builtin_ia32_loadups256_mask.
3839 (_mm256_maskz_loadu_ps): Likewise.
3840 (_mm_mask_loadu_ps): Pass const float * to
3841 __builtin_ia32_loadups128_mask.
3842 (_mm_maskz_loadu_ps): Likewise.
3843 (_mm256_mask_storeu_ps): Pass float * to
3844 __builtin_ia32_storeups256_mask.
3845 (_mm_mask_storeu_ps): ass float * to
3846 __builtin_ia32_storeups128_mask.
3847 (_mm256_mask_loadu_epi64): Pass const long long * to
3848 __builtin_ia32_loaddqudi256_mask.
3849 (_mm256_maskz_loadu_epi64): Likewise.
3850 (_mm_mask_loadu_epi64): Pass const long long * to
3851 __builtin_ia32_loaddqudi128_mask.
3852 (_mm_maskz_loadu_epi64): Likewise.
3853 (_mm256_mask_storeu_epi64): Pass long long * to
3854 __builtin_ia32_storedqudi256_mask.
3855 (_mm_mask_storeu_epi64): Pass long long * to
3856 __builtin_ia32_storedqudi128_mask.
3857 (_mm256_mask_loadu_epi32): Pass const int * to
3858 __builtin_ia32_loaddqusi256_mask.
3859 (_mm256_maskz_loadu_epi32): Likewise.
3860 (_mm_mask_loadu_epi32): Pass const int * to
3861 __builtin_ia32_loaddqusi128_mask.
3862 (_mm_maskz_loadu_epi32): Likewise.
3863 (_mm256_mask_storeu_epi32): Pass int * to
3864 __builtin_ia32_storedqusi256_mask.
3865 (_mm_mask_storeu_epi32): Pass int * to
3866 __builtin_ia32_storedqusi128_mask.
3867 * config/i386/i386-builtin-types.def (PCSHORT): New.
3869 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3870 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3871 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3872 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3873 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3874 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3875 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3876 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3877 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3878 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3879 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3880 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3881 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3882 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3883 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3884 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3885 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3886 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3887 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3888 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3889 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3890 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3891 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3892 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3893 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3894 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3895 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3896 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3897 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3898 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3899 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3900 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3901 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3902 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3903 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3904 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3905 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3906 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3907 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3908 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3909 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3910 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3911 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3912 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3913 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3914 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3915 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3916 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3917 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3919 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3920 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3922 (ix86_expand_vector_move_misalign): Likewise.
3923 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3924 to scalar function prototype for unaligned load/store builtins.
3925 (ix86_expand_special_args_builtin): Updated.
3926 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3927 (UNSPEC_STOREU): Likewise.
3928 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3929 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3930 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3931 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3932 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3933 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3934 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3935 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3936 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3937 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3938 (<avx512>_storedqu<mode>_mask): Likewise.
3939 (*sse4_2_pcmpestr_unaligned): Likewise.
3940 (*sse4_2_pcmpistr_unaligned): Likewise.
3941 (*mov<mode>_internal): Renamed to ...
3942 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3943 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3944 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3945 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3947 2016-04-19 Richard Biener <rguenther@suse.de>
3949 PR tree-optimization/70171
3950 * tree-ssa-phiprop.c: Include stor-layout.h.
3951 (phiprop_insert_phi): Handle the aggregate copy case.
3952 (propagate_with_phi): Likewise.
3954 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3957 instead of simplify_gen_subreg (... , 0).
3958 (ix86_delegitimize_address): Ditto.
3959 (ix86_split_divmod): Ditto.
3960 (ix86_split_copysign_const): Ditto.
3961 (ix86_split_copysign_var): Ditto.
3962 (ix86_expand_args_builtin): Ditto.
3963 (ix86_expand_round_builtin): Ditto.
3964 (ix86_expand_special_args_builtin): Ditto.
3965 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
3966 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
3967 (udivmodqi4): Ditto.
3968 (absneg splitters): Ditto.
3969 (*jcc_bt<mode>_1): Ditto.
3971 2016-04-19 Richard Biener <rguenther@suse.de>
3973 PR tree-optimization/70724
3974 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
3975 restoring out from ...
3976 (free_scc_vn): ... here.
3977 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
3978 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
3980 (pass_fre::execute): Restore SSA info.
3982 2016-04-19 Richard Biener <rguenther@suse.de>
3984 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
3985 * gimple-walk.c (walk_gimple_op): Initialize it.
3986 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
3987 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
3988 remapping SSA names of defs.
3989 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
3992 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
3995 * lra-constraints.c (equiv_substition_p): New.
3996 (process_alt_operands): Use it.
3997 (swap_operands): Swap it.
3998 (curr_insn_transform): Update it.
4000 2016-04-18 Michael Matz <matz@suse.de>
4002 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4003 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4004 * tree-core.h (tree_type_common.align): Use bit-field.
4005 (tree_type_common.spare): New.
4006 (tree_decl_common.off_align): Make smaller.
4007 (tree_decl_common.align): Use bit-field.
4009 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4010 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4011 (scan_sharing_clauses): Ditto.
4012 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4013 (omp_finish_file): Ditto.
4014 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4015 (layout_decl): Ditto.
4016 (relayout_decl): Ditto.
4017 (finalize_record_size): Use SET_TYPE_ALIGN.
4018 (finalize_type_size): Ditto.
4019 (finish_builtin_struct): Ditto.
4020 (layout_type): Ditto.
4021 (initialize_sizetypes): Ditto.
4022 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4023 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4024 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4025 (get_chain_field): Ditto.
4026 (get_trampoline_type): Ditto.
4027 (get_nl_goto_field): Ditto.
4028 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4030 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4031 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4032 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4033 (build_qualified_type): Use SET_TYPE_ALIGN.
4034 (build_aligned_type, build_range_type_1): Ditto.
4035 (build_atomic_base): Ditto.
4036 (build_common_tree_nodes): Ditto.
4037 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4038 (expand_one_stack_var_at): Ditto.
4039 * coverage.c (build_var): Use SET_DECL_ALIGN.
4040 * except.c (init_eh): Ditto.
4041 * function.c (assign_parm_setup_block): Ditto.
4042 * symtab.c (increase_alignment_1): Ditto.
4043 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4044 * tree-vect-stmts.c (ensure_base_align): Ditto.
4045 * varasm.c (align_variable): Ditto.
4046 (assemble_variable): Ditto.
4047 (build_constant_desc): Ditto.
4048 (output_constant_def_contents): Ditto.
4050 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4051 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4052 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4053 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4054 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4056 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4059 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4060 replace %vmovsd with "%vmovq".
4061 (vec_concatv2df): Likewise.
4063 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4065 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4066 (*vec_extractv2si_0): Ditto.
4067 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4068 (zero_extended_scalar_load_operand splitters): Ditto.
4069 (vec_extract splitters): Ditto.
4070 (*vec_extractv4si_0_zext): Ditto.
4071 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4073 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4074 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4075 (*sse4_1_extractps): Use lowpart_subreg.
4076 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4078 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4080 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4082 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4083 Mention Solaris 11 packaging changes.
4084 Update gas and gld requirements.
4085 Remove reference to pre-Solaris 10 bug.
4086 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4088 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4091 2016-04-17 Jan Hubicka <jh@suse.cz>
4093 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4094 max_loop_iterations_int.
4096 2016-04-18 Richard Biener <rguenther@suse.de>
4098 PR tree-optimization/43434
4099 * tree-ssa-structalias.c (struct vls_data): New.
4100 (visit_loadstore): Handle all pointer-based accesses.
4101 (compute_dependence_clique): Compute a bitmap of restrict tags
4102 assigned bases and pass it to visit_loadstore.
4104 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4107 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4108 armv8.1-a and armv8.1-a+crc.
4110 2016-04-18 Richard Biener <rguenther@suse.de>
4112 PR tree-optimization/70701
4113 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4114 references after translating through a memcpy.
4116 2016-04-18 Richard Biener <rguenther@suse.de>
4118 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4119 (compute_antic): ... here. For partial antic use regular
4120 postorder and scrap iteration.
4121 (compute_partial_antic_aux): Remove unused return value.
4122 (init_pre): Do not allocate postorder.
4123 (fini_pre): Do not free postorder.
4125 2016-04-18 Richard Biener <rguenther@suse.de>
4128 * expmed.c (extract_bit_field_1): Remove broken case
4129 using a wider MODE_INT mode.
4131 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4133 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4134 unless compiling with at least GCC-4.8.
4136 2016-04-17 Jan Hubicka <jh@suse.cz>
4139 * graphite.c (graphite_finalize): Update call to
4140 tree_estimate_probability.
4141 * predict.h (tree_estimate_probability): Update prototype.
4143 2016-04-17 Jan Hubicka <jh@suse.cz>
4145 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4146 (tree_estimate_probability): Likewise.
4147 (pass_profile::execute): Update.
4148 (report_predictor_hitrates): New function.
4149 * profile.c (compute_branch_probabilities): Use it.
4150 * predict.h (report_predictor_hitrates): Declare.
4152 2016-04-17 Jan Hubicka <jh@suse.cz>
4155 * cgraph.h (cgraph_node::set_const_flag,
4156 cgraph_node::set_pure_flag): Update prototype to return bool;
4158 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4159 of interposable symbol are interposable, too.
4160 (cgraph_set_const_flag_1): Rename to ...
4161 (set_const_flag_1): ... this one; change to self recursive function
4162 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4163 clearnig the flag in all variants and also virtual thunks of const
4164 functions are pure; track if any change was done.
4165 (cgraph_node::set_const_flag): Update.
4166 (struct set_pure_flag_info): New struct.
4167 (cgraph_set_pure_flag_1): Rename to ...
4168 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4169 rather than pointer encoded flags; track if any changes was done;
4170 handle correctly clearning flag and setting flag of aliases already
4172 (cgraph_node::set_pure_flag): Update.
4173 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4175 2016-04-17 Tom de Vries <tom@codesourcery.com>
4178 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4181 2016-04-17 Tom de Vries <tom@codesourcery.com>
4183 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4184 '{}<> ' as escape-for-record.
4186 2016-04-17 Tom de Vries <tom@codesourcery.com>
4188 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4191 2016-04-17 Tom de Vries <tom@codesourcery.com>
4194 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4195 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4196 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4197 * passes.c (finish_optimization_passes): Only call
4198 finish_graph_dump_file if dfi->graph_dump_initialized.
4199 (execute_function_dump, pass_init_dump_file): Use
4200 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4202 2016-04-17 Tom de Vries <tom@codesourcery.com>
4204 PR tree-optimization/70256
4205 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4206 (debug_varmap): New function.
4208 2016-04-17 Tom de Vries <tom@codesourcery.com>
4211 * passes.c (pass_manager::register_pass): Propagate pflags.
4213 2016-04-17 Tom de Vries <tom@codesourcery.com>
4216 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4217 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4218 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4219 check if it's equal to p_start.
4220 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4222 2016-04-15 Jan Hubicka <jh@suse.cz>
4225 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4226 function does not bind to current def.
4227 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4228 handle conservatively calls to functions that does not need to bind
4230 (check_call): Update call of worse_state.
4231 (ignore_edge_for_nothrow): Update.
4232 (ignore_edge_for_pure_const): Likewise.
4233 (propagate_pure_const): Update calls to worse_state.
4234 (skip_function_for_local_pure_const): Reformat comments.
4236 2016-04-15 Jan Hubicka <jh@suse.cz>
4239 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4240 (cgraph_node::function_symbol): Likewise.
4241 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4242 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4243 (symtab_node::ultimate_alias_target): Add REF parameter.
4244 (symtab_node::binds_to_current_def_p): Declare.
4245 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4246 (cgraph_node::function_symbol): Likewise.
4247 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4248 (cgraph_node::get_availability): Likewise.
4249 (cgraph_edge::binds_to_current_def_p): New inline function.
4250 (varpool_node::get_availability): Add REF parameter.
4251 (varpool_node::ultimate_alias_target): Likewise.
4252 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4253 (symtab_node::binds_to_current_def_p): Likewise.
4254 * varpool.c (varpool_node::get_availability): Likewise.
4256 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4259 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4260 Fix mode size check.
4262 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4264 * BASE-VER: Set to 7.0.0.
4266 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4268 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4270 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4272 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4273 architecture revisions.
4275 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4277 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4278 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4279 * config/i386/i386.md (stack decrement to push peepholes): Guard
4280 with !x86_using_red_zone ().
4282 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4285 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4286 to dump_generic_node.
4287 (NIY): Pass also flags to do_niy.
4289 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4291 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4292 (simd_clone_vector_of_formal_parm_types)
4293 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4294 (simd_clone_mangle, simd_clone_create)
4295 (simd_clone_adjust_return_type, create_tmp_simd_array)
4296 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4297 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4298 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4299 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4300 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4301 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4302 * omp-simd-clone.c: ... this new file.
4303 (simd_clone_vector_of_formal_parm_types): Make it static.
4304 * Makefile.in (OBJS): Add omp-simd-clone.o.
4306 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4309 * config/i386/sse.md: Use proper memory operand modifiers.
4312 2016-04-15 Richard Biener <rguenther@suse.de>
4313 Alan Modra <amodra@gmail.com>
4315 PR tree-optimization/70130
4316 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4317 when alignment stays not the same and no not use the realign
4320 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4323 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4324 direct move handlers for KFmode. Change TFmode handlers test from
4325 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4327 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4330 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4331 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4332 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4333 * tree-ssa-live.c (remove_unused_scope_block_p): When
4334 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4335 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4336 block_ultimate_origin is FUNCTION_DECL.
4337 (remove_unused_locals): If current_function_decl is
4338 polymorphic_ctor_dtor_p, pass initial true to
4339 remove_unused_scope_block_p' is_ctor_dtor_block.
4341 2016-04-14 Martin Sebor <msebor@redhat.com>
4346 * doc/extend.texi (Variable Length): Revert.
4348 2016-04-14 Marek Polacek <polacek@redhat.com>
4349 Jan Hubicka <hubicka@ucw.cz>
4352 * tree.c (verify_type): Disable the canonical type of main variant
4355 2016-04-14 Jason Merrill <jason@redhat.com>
4357 * cfgexpand.c, expr.c: Revert previous change.
4359 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4362 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4363 when building a mem ref for the incoming reduction variable.
4365 2016-04-14 Richard Biener <rguenther@suse.de>
4367 PR tree-optimization/70614
4368 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4369 loop if the evolution dropped to chrec_dont_know.
4370 (interpret_condition_phi): Likewise.
4372 2016-04-14 Richard Biener <rguenther@suse.de>
4374 PR tree-optimization/70623
4375 * tree-ssa-pre.c (changed_blocks): Make global ...
4376 (compute_antic): ... local here. Move and fix worklist
4377 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4378 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4379 worklist handling, dump when ANTIC_IN changed.
4380 (compute_partial_antic_aux): Remove worklist handling.
4381 (init_pre): Do not compute post dominators. Add a comment about
4382 the CFG order chosen.
4383 (fini_pre): Do not free post dominators.
4385 2016-04-13 Martin Sebor <msebor@redhat.com>
4390 * doc/extend.texi (Variable Length): Document C++ specifics.
4392 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4395 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4396 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4397 eh edges have been purged.
4400 * tree-sra.c (create_access_replacement,
4401 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4403 * tree-pretty-print.c (dump_fancy_name): New function.
4404 (dump_decl_name, dump_generic_node): Use it.
4406 2016-04-13 Jason Merrill <jason@redhat.com>
4408 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4409 * expr.c (expand_expr_real_1): Likewise.
4411 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4413 * config/i386/i386.md (kunpckhi): Swap operands.
4414 (kunpcksi): Likewise.
4415 (kunpckdi): Likewise.
4416 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4417 (vec_pack_trunc_<mode>): Likewise.
4419 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4422 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4425 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4426 gimplification turns some element into non-constant.
4429 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4430 * explow.c (convert_memory_address_addr_space_1): No longer static,
4431 add NO_EMIT argument and don't call convert_modes if true, pass
4432 it down recursively, remove break after return.
4433 (convert_memory_address_addr_space): Adjust caller.
4434 * simplify-rtx.c (simplify_unary_operation_1): Call
4435 convert_memory_address_addr_space_1 instead of convert_memory_address,
4436 if it returns NULL, don't simplify.
4438 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4441 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4443 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4445 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4446 Bump the upper SIMDLEN limits, so that if the return type or
4447 characteristic type if the return type is void can be passed in
4448 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4451 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4454 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4455 Do not use "=" constraint on an input constraint.
4456 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4457 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4458 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4459 generates (neg (abs ...)) instead of (abs ...).
4461 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4463 PR rtl-optimization/70596
4464 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4465 just invalidate LRA data and reset them. Adjust dump wording.
4467 2016-04-12 Martin Liska <mliska@suse.cz>
4470 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4472 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4474 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4475 max_loop_iterations_int.
4476 (tree_unswitch_outer_loop): Likewise.
4477 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4478 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4480 2016-04-12 Tom de Vries <tom@codesourcery.com>
4482 PR tree-optimization/68756
4483 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4484 instead of new_name.
4486 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4488 PR tree-optimization/70602
4489 * tree-sra.c (generate_subtree_copies): Don't write anything into
4490 constant pool decls.
4492 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4493 regardless whether there are depend clauses or not.
4495 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4498 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4499 target attribute and pragma from changing the -mfloat128
4500 and -mfloat128-hardware options.
4502 * doc/extend.texi (Additional Floating Types): Document PowerPC
4503 __float128 restrictions.
4505 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4508 * config/aarch64/driver-aarch64.c
4509 (aarch64_get_extension_string_for_isa_flags): New.
4510 (arch_extension): Rename to...
4511 (aarch64_arch_extension): ...This.
4512 (ext_to_feat_string): Rename to...
4513 (aarch64_extensions): ...This.
4514 (aarch64_core_data): Keep track of architecture extension flags.
4515 (cpu_data): Rename to...
4516 (aarch64_cpu_data): ...This.
4517 (aarch64_arch_driver_info): Keep track of architecture extension
4519 (get_arch_name_from_id): Rename to...
4520 (get_arch_from_id): ...This, change return type.
4521 (host_detect_local_cpu): Update and reformat for renames, handle
4522 extensions through common infrastructure.
4524 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4527 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4528 track of a canonical flag name.
4529 (all_extensions): Likewise.
4530 (arch_to_arch_name): Also track extension flags enabled by the arch.
4531 (all_architectures): Likewise.
4532 (aarch64_parse_extension): Move to here.
4533 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4535 (aarch64_rewrite_selected_cpu): Update for above change.
4536 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4537 are handled, such that the single explicit value enabled by an
4538 extension is kept seperate from the implicit values it also enables.
4539 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4541 (aarch64_parse_extension): New.
4542 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4543 here to config/aarch64/aarch64-protos.h.
4544 (aarch64_parse_extension): Move from here to
4545 common/config/aarch64/aarch64-common.c.
4546 (aarch64_option_print): Update.
4547 (aarch64_declare_function_name): Likewise.
4548 (aarch64_start_file): Likewise.
4549 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4550 the canonical flag for extensions.
4551 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4554 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4556 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4559 2016-04-09 Tom de Vries <tom@codesourcery.com>
4561 PR tree-optimization/68953
4562 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4563 first to last subscript.
4565 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4567 PR tree-optimization/70586
4568 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4571 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4575 PR tree-optimization/70373
4579 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4580 clauses for acc parallel reductions as necessary. Error on those
4582 * omp-low.c (scan_sharing_clauses): Don't install variables which
4583 are used in acc parallel reductions.
4584 (lower_rec_input_clauses): Remove dead code.
4585 (lower_oacc_reductions): Add support for reference reductions.
4586 (lower_reduction_clauses): Remove dead code.
4587 (lower_omp_target): Don't remap variables appearing in acc parallel
4589 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4591 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4594 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4595 with multiple SSA_NAME defs, force the outputs other than first
4596 to be live before calling live_track_process_def on each output.
4598 PR rtl-optimization/70574
4599 * fwprop.c (forward_propagate_and_simplify): Don't add
4600 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4601 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4602 paradoxical subregs within *loc.
4604 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4606 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4607 -ftree-parallelize-loops={0,1}.
4608 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4609 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4610 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4611 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4612 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4614 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4617 * asan.c (instrument_derefs): If we get unknown location, extract it
4619 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4621 2016-04-08 Tom de Vries <tom@codesourcery.com>
4623 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4624 implicit firstprivate clause.
4626 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4629 * config/arm/thumb2.md (tst + branch-> lsls + branch
4630 peephole below *orsi_not_shiftsi_si): Require that condition
4631 register is dead after the peephole.
4632 (second peephole after the above): Likewise.
4634 2016-04-08 Alan Modra <amodra@gmail.com>
4637 * builtins.c (fold_builtin_classify): For IBM extended precision,
4638 look at just the high-order double to test for NaN.
4639 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4640 test just the high double for Inf but both doubles for subnormal
4643 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4645 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4646 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4647 node->simdclone->mask_mode != VOIDmode masks.
4648 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4649 earlier, use it instead of node->simdclone.
4650 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4651 Set clonei->mask_mode.
4653 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4656 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4657 Pass it through to cp_parser_already_scoped_statement.
4658 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4659 it through to cp_parser_statement.
4660 (cp_parser_statement): Pass IF_P through to
4661 cp_parser_iteration_statement.
4662 (cp_parser_pragma): Adjust call to
4663 cp_parser_iteration_statement.
4665 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4668 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4669 resolve a future -Wparentheses warning.
4670 * omp-low.c (scan_sharing_clauses): Likewise.
4671 * tree-parloops.c (eliminate_local_variables): Likewise.
4673 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4675 PR rtl-optimization/70398
4676 * lra-constraints.c (process_address_1): Check zero scale and code
4677 for reloading with zero scale.
4679 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4681 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4682 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4684 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4686 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4687 Add support for AVX512F clones, include them by default for
4688 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4689 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4693 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4694 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4695 firstprivate clauses.
4696 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4697 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4698 (lower_omp_target): Set TREE_NO_WARNING for
4699 non-addressable possibly uninitialized vars which are copied into
4700 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4702 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4704 * config/pa/predicates.md (integer_store_memory_operand): Accept
4705 REG+D operands with a large offset when reload_in_progress is true.
4706 (floating_point_store_memory_operand): Likewise.
4708 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4711 * match.pd (nested int casts): Limit to GIMPLE.
4713 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4716 * ipa-devirt.c (maybe_record_node): Fix comment; use
4717 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4719 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4721 PR rtl-optimization/70542
4722 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4723 if there are any uses other than insn or debug insns.
4725 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4726 Jakub Jelinek <jakub@redhat.com>
4728 PR tree-optimization/70509
4729 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4730 Shift HOST_WIDE_INT_1U instead of 1.
4732 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4734 PR tree-optimization/70509
4735 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4736 of the vector base type for index.
4738 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4741 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4743 2016-04-05 Richard Biener <rguenther@suse.de>
4745 PR tree-optimization/70526
4746 * tree-sra.c (build_ref_for_offset): Use prev_base to
4747 extract the alias pointer type.
4749 2016-04-05 Richard Biener <rguenther@suse.de>
4751 * dse.c (struct store_info): Remove alias_set member.
4752 (struct read_info_type): Likewise.
4753 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4754 spill_deleted, clear_alias_set_lookup): Remove.
4755 (get_group_info): Remove dead base == NULL_RTX case.
4756 (dse_step0): Remove initialization of removed variables.
4757 (delete_dead_store_insn): Reomve alias set dumping.
4758 (free_read_records): Remove alias_set handling.
4759 (canon_address): Remove alias_set_out parameter.
4760 (record_store): Remove spill_alias_set, it's always zero.
4761 (check_mem_read_rtx): Likewise.
4762 (dse_step2): Rename from ...
4763 (dse_step2_nospill): ... this. Adjust.
4764 (scan_stores): Rename from ...
4765 (scan_stores_nospill): ... this.
4766 (scan_reads): Rename from ...
4767 (scan_reads_nospill): ... this.
4768 (scan_stores_spill, scan_reads_spill): Remove.
4769 (dse_step3_scan): Remove for_spills argument which is always false.
4770 (dse_step3): Likewise.
4771 (dse_step5): Rename from ...
4772 (dse_step5_nospill): ... this. Remove alias_set handling.
4773 (rest_of_handle_dse): Adjust.
4775 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4778 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4779 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4780 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4781 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4783 2016-04-05 Richard Biener <rguenther@suse.de>
4786 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4787 non-register type temporaries into SSA.
4789 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4792 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4793 calls when sanitizing.
4794 (possible_polymorphic_call_target_p): Fix formatting.
4796 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4797 Jakub Jelinek <jakub@redhat.com>
4800 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4801 to ensure a call statement is compatible with a built-in's
4803 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4806 2016-04-04 Richard Biener <rguenther@suse.de>
4808 PR rtl-optimization/70484
4809 * rtl.h (canon_output_dependence): Declare.
4810 * alias.c (canon_output_dependence): New function.
4811 * dse.c (record_store): Use canon_output_dependence rather
4812 than canon_true_dependence.
4814 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4817 * cgraph.h (symtab_node::copy_visibility_from): New function.
4818 * symtab.c (symtab_node::copy_visibility_from): New function.
4819 * ipa-visibility.c (optimize_weakref): New function.
4820 (function_and_variable_visibility): Use it.
4822 2016-04-04 Martin Liska <mliska@suse.cz>
4825 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4826 value that is really in range handled by SBR instruction.
4827 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4828 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4829 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4831 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4835 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4836 set, but not for SP_REG operands.
4838 2016-04-02 Martin Sebor <msebor@redhat.com>
4841 * fold-const.c (maybe_nonzero_address): New function.
4842 (fold_comparison): Call it. Fold equality and relational
4843 expressions involving null pointers.
4844 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4846 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4848 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4849 the "Y" constraint (scalar FP 0.0 immediate).
4851 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4852 Add the "const_double" to the list of operand constraints.
4854 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4856 PR rtl-optimization/70467
4857 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4858 If low word of the last operand is 0, just emit addition/subtraction
4861 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4864 * config/s390/s390.c (s390_expand_insv): Check for everything
4865 constant instead of just VOIDmode stuff.
4867 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4870 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4872 2016-04-01 Nathan Sidwell <nathan@acm.org>
4874 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4876 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4878 PR rtl-optimization/70461
4879 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4882 2016-03-31 Martin Liska <mliska@suse.cz>
4885 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4886 a tree value or an immediate integer value to a buffer
4887 that is eventually copied to a BRIG section.
4888 (emit_immediate_operand): Call the function here.
4889 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4890 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4891 of class' fields that are removed.
4892 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4893 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4894 m_brig_repr_size fields.
4896 2016-03-31 Martin Liska <mliska@suse.cz>
4899 * hsa-gen.c (hsa_function_representation::update_dominance): New
4901 (convert_addr_to_flat_segment): Likewise.
4902 (gen_hsa_memory_set): New alignment argument.
4903 (gen_hsa_ctor_assignment): Likewise.
4904 (gen_hsa_insns_for_single_assignment): Provide alignment
4905 to gen_hsa_ctor_assignment.
4906 (gen_hsa_insns_for_direct_call): Add new argument.
4907 (expand_lhs_of_string_op): New function.
4908 (expand_string_operation_builtin): Likewise.
4909 (expand_memory_copy): New function.
4910 (expand_memory_set): New function.
4911 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4912 (convert_switch_statements): Change signature.
4913 (generate_hsa): Use a return value of the function.
4914 (pass_gen_hsail::execute): Do not call
4915 convert_switch_statements here.
4916 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4917 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4918 (hsa_function_representation::update_dominance): New function.
4920 2016-03-31 Martin Liska <mliska@suse.cz>
4923 * hsa-brig.c (emit_directive_variable): Emit alignment
4924 according to hsa_symbol::m_align.
4925 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4926 (dump_hsa_symbol): Dump alignment of HSA symbols.
4927 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4928 (gen_hsa_addr_with_align): New function.
4929 (hsa_bitmemref_alignment): Use newly added function.
4930 (gen_hsa_insns_for_load): Likewise.
4931 (gen_hsa_insns_for_store): Likewise.
4932 (gen_hsa_memory_copy): New argument added.
4933 (gen_hsa_insns_for_single_assignment): Respect
4934 alignment for assignments processed via gen_hsa_memory_copy.
4935 (gen_hsa_insns_for_direct_call): Likewise.
4936 (gen_hsa_insns_for_return): Likewise.
4937 (gen_function_def_parameters): Set default alignment.
4938 * hsa.c (hsa_object_alignment): New function.
4939 (hsa_byte_alignment): Pasted function.
4940 * hsa.h (hsa_symbol::m_align): New field.
4942 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4944 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4945 scratch field for goto case.
4947 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4949 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4951 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4954 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4955 (scalar_chain::convert_insn): Call convert_op for reg
4956 moves to handle undefined registers.
4958 2016-03-31 Nathan Sidwell <nathan@acm.org>
4961 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4962 Assert we don't want to move backwards.
4964 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4967 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4969 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4971 PR rtl-optimization/70460
4972 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4973 with operand from REG_LABEL_OPERAND, instead substitute
4974 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
4975 Don't do anything for REG_NON_LOCAL_GOTO jumps.
4977 2016-03-31 Martin Liska <mliska@suse.cz>
4979 * passes.c (execute_one_pass): Do not call
4980 todo_after for a discarded function.
4982 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4984 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
4985 (no_cost, infinite_cost): Initialize the new field.
4986 (get_computation_cost_at): Record setup cost.
4987 (determine_use_iv_cost_address): Skip cost computation for sub
4988 uses if we can estimate it without losing accuracy.
4990 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4992 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4994 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4995 max_loop_iterations_int.
4996 (tree_unswitch_outer_loop): Likewise.
4997 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4998 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5000 2016-03-30 Richard Biener <rguenther@suse.de>
5003 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5005 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5008 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5009 in gen_blendm expander.
5011 2016-03-30 Nick Clifton <nickc@redhat.com>
5014 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5015 case where we are already provided with an SImode SUBREG.
5017 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5020 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5021 conflict between DRAP register and __builtin_eh_return.
5023 2016-03-30 Michael Matz <matz@suse.de>
5024 Richard Biener <rguenther@suse.de>
5027 * ipa-polymorphic-call.c (struct type_change_info): Change
5028 speculative to an unsigned allowing to limit the work we do.
5029 (csftc_abort_walking_p): New inline function..
5030 (check_stmt_for_type_change): Limit the number of may-defs
5031 skipped for speculative devirtualization to
5032 max-speculative-devirt-maydefs.
5033 * params.def (max-speculative-devirt-maydefs): New param.
5034 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5036 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5039 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5042 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5044 PR tree-optimization/59124
5045 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5046 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5048 2016-03-29 Jeff Law <law@redhat.com>
5050 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5052 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5054 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5057 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5059 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5060 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5061 gcrt0.o if linking dynamically.
5063 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5066 * ipa-devirt.c (methods_equal_p): New function.
5067 (compare_virtual_tables): Use it.
5068 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5069 * cgraphclones.c (clone_function_name_1): Use
5070 symbol_table::symbol_suffix_separator.
5071 * coverage.c (build_var): Likewise.
5072 * symtab.c (symbol_table::symbol_suffix_separator): New.
5074 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5076 PR rtl-optimization/70429
5077 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5078 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5079 mode != result_mode.
5082 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5084 PR tree-optimization/70405
5085 * ssa-iterators.h (num_imm_uses): Add missing braces.
5087 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5089 PR rtl-optimization/68695
5090 * ira-color.c (allocno_copy_cost_saving): New.
5091 (improve_allocation): Use it.
5093 2016-03-29 Richard Henderson <rth@redhat.com>
5096 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5098 2016-03-29 Richard Biener <rguenther@suse.de>
5101 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5102 use alignment returned by get_pointer_alignment_1 if it is
5103 bigger than BITS_PER_UNIT.
5104 * builtins.c (get_pointer_alignment_1): Do not return true
5105 for alignment extracted from SSA info.
5107 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5109 * config/ft32/ft32.opt (mnodiv): New.
5110 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5111 * doc/invoke.texi (FT32 Options -mnodiv): New.
5113 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5116 * config/i386/i386.md (define_split, andn): Fix modes.
5118 2016-03-26 Richard Biener <rguenther@suse.de>
5119 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5122 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5124 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5125 as 2nd argument to cl_optimization_restore().
5127 2016-03-25 Richard Henderson <rth@redhat.com>
5130 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5131 * config/aarch64/aarch64-protos.h: Declare it.
5132 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5134 2016-03-25 Alan Modra <amodra@gmail.com>
5137 * config/rs6000/constraints.md (j): Simplify.
5138 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5140 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5141 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5142 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5143 in all constraint alternatives.
5144 (movtd_64bit_nodm): Delete "j" constraint alternative.
5146 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5148 * tree-ssa-propagate.c: Enhance docs for
5149 SSA_PROP_NOT_INTERESTING.
5151 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5153 * doc/extend.texi: Fix typo in documentation to pure attribute.
5155 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5158 * config/pa/pa.md (bswapdi2): Use a scratch register.
5160 2016-03-24 Richard Henderson <rth@redhat.com>
5163 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5166 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5168 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5169 using ix86_expand_binary_operator instead of gen_andsi3.
5171 2016-03-24 Richard Biener <rguenther@suse.de>
5173 PR tree-optimization/70396
5174 * tree-vect-stmts.c (vectorizable_comparison): Use
5175 get_vectype_for_scalar_type.
5177 2016-03-24 Richard Biener <rguenther@suse.de>
5180 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5181 with register bases.
5183 2016-03-24 Richard Biener <rguenther@suse.de>
5185 PR tree-optimization/70372
5186 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5187 build_all_ones_cst to also handle vector types correctly.
5189 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5192 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5195 2016-03-23 Marek Polacek <polacek@redhat.com>
5198 * doc/invoke.texi: Document -Wignored-attributes.
5200 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5202 PR tree-optimization/69042
5203 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5204 parameter from 30 to 40.
5206 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5208 PR tree-optimization/69042
5209 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5210 for use with constant offset stripped in base.
5212 2016-03-23 Richard Biener <rguenther@suse.de>
5215 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5216 mode compatibility check.
5217 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5219 2016-03-23 Jeff Law <law@redhat.com>
5221 PR tree-optimization/64058
5222 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5224 (struct ssa_conflicts): Move up earlier in the file.
5225 (conflicts_, var_map_): New static variables.
5226 (initialize_conflict_count): New function to initialize the
5227 CONFLICT_COUNT field for each conflict pair.
5228 (compare_pairs): Lazily initialize the conflict count and use it
5229 as the first tie-breaker.
5230 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5231 and wipe conflicts_ and map_ around the call to qsort. Remove
5232 special case for 2 coalesce pairs.
5233 * bitmap.c (bitmap_count_unique_bits): New function.
5234 (bitmap_count_bits_in_word): New function, extracted from
5236 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5237 * bitmap.h (bitmap_count_unique_bits): Declare it.
5239 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5242 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5243 transparent alias chain for decl assembler name.
5244 * config/sol2.c (solaris_assemble_visibility): Likewise.
5246 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5248 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5250 (v10_fdivs): Likewise.
5251 (v10_fdivd): Likewise.
5253 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5256 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5257 to not call fclose twice on file.
5259 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5261 PR tree-optimization/70354
5262 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5263 oprnd0 is wider than oprnd1 and there is a cast from the wider
5264 type to oprnd1, mask it with the mask of the narrower type.
5267 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5268 Optimize TARGET_STV splitters, if high or low word of last argument
5271 2016-03-22 Jeff Law <law@redhat.com>
5274 tree-ssa-threadbackward.c
5275 (fsm_find_control_statement_thread_paths): Correctly distinguish
5276 between old style jump threads vs FSM jump threads.
5278 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5281 * config/i386/i386.c (scalar_chain::convert_op): Support
5282 uninitialized register usage case.
5284 2016-03-22 Richard Biener <rguenther@suse.de>
5287 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5289 (capture::gen_transform): ... to change behavior when substituting
5290 a condition into cond or not-cond expr context.
5291 (dt_simplify::gen_1): Adjust.
5292 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5293 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5294 last change and instead change to
5295 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5296 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5298 2016-03-22 Anthony Green <green@moxielogic.com>
5300 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5301 issue for moxiebox targets.
5302 (CC1PLUS_SPEC): Ditto.
5304 2016-03-22 Richard Biener <rguenther@suse.de>
5307 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5310 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5312 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5314 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5317 * config/i386/i386.c (def_builtin): Handle
5318 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5320 (const struct builtin_description bdesc_special_args[]):
5321 Remove duplicate ISA bits.
5323 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5326 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5327 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5328 in a way that works also for AVX512BW.
5331 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5332 instead of source if operands[1] is xmm16 and above and
5333 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5334 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5337 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5338 on assign if (*from_p) is a comparison, set it to
5339 TREE_NO_WARNING (*from_p).
5341 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5344 * lra.c (restore_scratches): Ignore deleted insns.
5346 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5347 Jakub Jelinek <jakub@redhat.com>
5349 PR tree-optimization/70317
5350 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5353 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5356 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5357 of ix86_expand_move.
5359 (movti): Use general_operand for operand 1 predicate.
5361 2016-03-21 Martin Liska <mliska@suse.cz>
5363 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5365 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5367 2016-03-21 Martin Liska <mliska@suse.cz>
5370 * ipa-icf.c (sem_function::parse): Skip static
5371 constructors and destructors.
5373 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5376 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5377 function-like macro, peek following token(s) if it is followed
5378 by CPP_OPEN_PAREN token with optional padding in between, and
5379 if not, don't treat it like a macro.
5381 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5382 Alexander Monakov <amonakov@ispras.ru>
5384 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5385 for the stabs debug format.
5387 2016-03-21 Richard Biener <rguenther@suse.de>
5389 PR tree-optimization/70310
5390 * tree-vect-generic.c (expand_vector_condition): Fold the built
5393 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5396 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5397 Block third alternative for AVX-512VL target,
5399 2016-03-21 Martin Liska <mliska@suse.cz>
5402 * hsa-brig.c (emit_function_directives): Mark unemitted
5403 global variables for emission.
5404 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5405 (get_symbol_for_decl): Likewise.
5406 * hsa.h (struct hsa_symbol): New flag.
5408 2016-03-21 Richard Biener <rguenther@suse.de>
5410 PR tree-optimization/70288
5411 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5412 we do not estimate unsimplified all-constant conditionals or
5413 switches as optimized away.
5415 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5417 PR rtl-optimization/69102
5418 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5419 when we have a readonly dependency context.
5421 2016-03-18 Jeff Law <law@redhat.com>
5423 PR rtl-optimization/70263
5424 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5425 (update_equiv_regs): When trying to move a store to after the insn
5426 that sets the source of the store, make sure the store occurs after
5427 the insn that sets the source of the store. When successful note
5428 the REG_EQUIV note created in the dump file.
5430 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5431 Bernd Schmidt <bschmidt@redhat.com>
5433 * doc/extend.texi: Document more potential problems with basic asms.
5435 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5437 PR rtl-optimization/70278
5438 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5441 2016-03-18 Jason Merrill <jason@redhat.com>
5443 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5445 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5447 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5448 values to 128b regs.
5450 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5452 PR tree-optimization/70252
5453 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5454 boolean vector has a proper number of elements.
5455 (supportable_narrowing_operation): Likewise.
5457 2016-03-18 Tom de Vries <tom@codesourcery.com>
5460 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5462 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5464 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5465 instead of replace_rtx for DEBUG_INSNs.
5467 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5469 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5470 load type reservations.
5472 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5475 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5476 define_constraint for "Q" and "T" constraints.
5478 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5480 Tweak the pipeline model for Exynos M1
5482 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5485 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5488 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5489 where one or both locations aren't within a line_map.
5491 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5494 * opts.c (finish_options): Don't set flag_pie to the default if
5495 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5498 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5500 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5501 true as ALL_REGS argument to replace_rtx.
5503 2016-03-17 Richard Biener <rguenther@suse.de>
5506 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5509 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5512 * rtl.h (replace_rtx): Add ALL_REGS argument.
5513 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5514 equality and assert mode is the same, instead of just rtx pointer
5516 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5517 true as ALL_REGS argument to replace_rtx.
5519 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5521 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5522 for boolean vector with vector mode only.
5523 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5525 2016-03-17 Nick Clifton <nickc@redhat.com>
5528 * config/rx/rx.c (rx_print_integer): Print negative constants in
5531 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5534 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5536 2016-03-16 Richard Henderson <rth@redhat.com>
5537 Richard Biener <rguenth@suse.de>
5542 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5543 first operand as is_gimple_condexpr.
5548 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5549 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5550 Do not gimplify the result.
5551 (do_unop): Adjust call to tree_vec_extract.
5552 (do_binop): Likewise.
5553 (do_compare): Likewise.
5554 (do_plus_minus): Likewise.
5555 (do_negate): Likewise.
5556 (expand_vector_condition): Likewise.
5557 (do_cond): Likewise.
5559 2016-03-16 Richard Henderson <rth@redhat.com>
5562 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5563 (aarch64_classify_address): Use it.
5564 (aarch64_legitimize_address): Force all subexpressions of PLUS
5565 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5567 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5568 Richard Biener <rguenth@suse.de>
5571 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5572 return to even if only REGNO is equal, and assert
5575 2016-03-11 Jeff Law <law@redhat.com>
5577 PR rtl-optimization/70224
5578 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5580 2016-03-16 Richard Henderson <rth@redhat.com>
5583 * function.h (struct function): Add has_forced_label_in_static.
5584 * gimplify.c (force_labels_r): Set it.
5585 * lto-streamer-in.c (input_struct_function_base): Read it.
5586 * lto-streamer-out.c (output_struct_function_base): Write it.
5587 * tree-inline.c (has_label_address_in_static_1): Remove.
5588 (copy_forbidden): Remove fndecl parameter; test
5589 has_forced_label_in_static.
5590 (inline_forbidden_p): Update call to copy_forbidden.
5591 (tree_versionable_function_p): Likewise.
5592 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5593 (chkp_versioning): Likewise.
5594 * tree-inline.h (copy_forbidden): Update decl.
5596 2016-03-16 Marek Polacek <polacek@redhat.com>
5599 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5600 function being thunked if the result type doesn't have fixed size.
5601 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5602 doesn't have fixed size.
5604 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5606 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5607 reporting malformed loop nest.
5609 2016-03-16 Tom de Vries <tom@codesourcery.com>
5612 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5613 nodes.length () == 1 test to before first nodes[0] access.
5615 2016-03-16 Tom de Vries <tom@codesourcery.com>
5617 PR tree-optimization/68715
5618 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5621 2016-03-16 Tom de Vries <tom@codesourcery.com>
5623 PR tree-optimization/68809
5624 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5627 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5628 Sandra Loosemore <sandra@codesourcery.com>
5630 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5631 on leaf attribute. Mention ELF interposition problems.
5633 2016-03-16 Alan Modra <amodra@gmail.com>
5635 PR rtl-optimization/69195
5636 PR rtl-optimization/47992
5637 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5640 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5643 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5645 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5647 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5649 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5651 PR rtl-optimization/70222
5652 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5653 optimization if mode is different from result_mode, queue up masking
5654 of the result in outer_op. Formatting fix.
5657 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5660 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5662 PR rtl-optimization/69032
5663 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5664 looping backwards over basic block insns.
5666 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5669 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5670 to non-speculative when propagating trap bits.
5672 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5674 PR rtl-optimization/63384
5675 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5678 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5681 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5682 factored out from ...
5683 (sched_analyze_insn): ... here.
5684 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5685 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5686 get_implicit_reg_pending_clobbers in it.
5687 (setup_id_reg_sets): Use setup_id_implicit_regs.
5688 (deps_init_id): Ditto.
5690 2016-03-15 Tom de Vries <tom@codesourcery.com>
5693 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5695 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5696 execute_function_dump.
5697 (execute_one_pass): Don't dump function if it will be dumped after ipa
5700 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5702 * genrecog.c (match_pattern_2): If pred is NULL don't call
5703 safe_predicate_mode on it.
5705 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5708 * lra-constraints.c (delete_move_and_clobber): Change assertion
5709 to also allow dregno == 0.
5711 2016-03-14 Richard Henderson <rth@redhat.com>
5714 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5715 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5716 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5717 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5720 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5723 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5725 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5727 * lra-constraints.c (split_reg): For hard regs, try to find the
5728 biggest single-register mode used in the function.
5730 2016-03-14 Richard Biener <rguenther@suse.de>
5732 PR tree-optimization/56365
5733 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5734 constants to compare against.
5736 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5739 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5740 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5741 (define_split for the GPR case): Use int_reg_operand instead of
5742 gpc_reg_operand for the output.
5744 2016-03-14 Tom de Vries <tom@codesourcery.com>
5746 PR tree-optimization/70045
5747 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5748 create_empty_if_region_on_edge argument.
5750 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5752 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5753 (STACK_CHECK_PROTECT): Likewise.
5754 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5755 (STACK_CHECK_PROTECT): Likewise.
5756 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5757 (STACK_CHECK_PROTECT): Likewise.
5758 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5759 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5760 (STACK_CHECK_PROTECT): Likewise.
5762 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5764 PR rtl-optimization/69307
5765 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5766 registers in modes that span more than one register.
5768 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5771 * lra-constraints.c (delete_move_and_clobber): New.
5772 (remove_inheritance_pseudos): Use it.
5774 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5777 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5778 the libcall is LCT_THROW.
5779 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5780 for the checking routine.
5782 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5785 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5786 optimization if we have direct move.
5787 (roundu32<mode>2_fprs): Likewise.
5789 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5792 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5794 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5795 Arguments swapped. All callers changed. Take reg_renumber into
5796 account, and Calculate and compare register ranges for hard regs.
5798 2016-03-11 Jeff Law <law@redhat.com>
5800 PR tree-optimization/70190
5801 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5802 Handle cases where we can not extract the taken edge, even though we
5803 found a constant value.
5805 PR tree-optimization/64058
5806 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5807 (num_coalesce_pairs): Move up earlier in file.
5808 (find_coalesce_pair): Initialize the INDEX field for each pair
5810 (compare_pairs): No longer sort on the elements in each pair.
5811 Instead break ties with the index of the coalesce pair.
5813 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5816 * config/aarch64/aarch64-protos.h
5817 (aarch64_save_restore_target_globals): New prototype.
5818 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5819 Call the above when popping pragma.
5820 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5822 (aarch64_set_current_function): Rewrite using the above.
5824 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5826 PR tree-optimization/70177
5827 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5828 (extract_ops_from_tree): ... this. In the 2 argument
5829 overload remove _1 suffix.
5830 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5831 (extract_ops_from_tree): ... this.
5832 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5834 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5835 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5836 extract_ops_from_tree instead of 2 operand one.
5838 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5840 PR tree-optimization/70013
5841 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5842 for constant-pool entries.
5844 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5846 PR rtl-optimization/70174
5847 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5848 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5850 PR tree-optimization/70169
5851 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5852 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5855 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5856 Jakub Jelinek <jakub@redhat.com>
5859 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5860 of uninitialized values.
5862 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5864 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5866 ("*trunctddd2"): New pattern definition.
5867 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5870 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5872 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5873 definitions for BFP and DFP rounding modes.
5874 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5875 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5876 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5877 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5880 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5882 * config/s390/constraints.md: Adjust comment.
5883 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5884 s390_decompose_addrstyle_without_index.
5885 * config/s390/predicates.md (shift_count_or_setmem_operand):
5886 Rename to setmem_operand.
5887 * config/s390/s390-protos.h
5888 (s390_decompose_shift_count): Rename to
5889 s390_decompose_addrstyle_without_index.
5890 * config/s390/s390.c (s390_decompose_shift_count)
5891 (s390_mem_constraint, print_shift_count_operand)
5892 (print_operand_address, print_operand): Rename
5893 s390_decompose_shift_count to
5894 s390_decompose_addrstyle_without_index and rename
5895 print_shift_count_operand to print_addrstyle_operand troughout the
5897 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5898 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5899 Rename shift_count_or_setmem_operand to setmem_operand.
5900 * config/s390/vx-builtins.md ("vec_insert<mode>")
5901 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5904 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5907 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5908 Handle overlapping retval and newval.
5910 2016-03-10 Nick Clifton <nickc@redhat.com>
5913 * config/aarch64/aarch64.c
5914 (aarch64_override_options_after_change_1): When forcing
5915 flag_omit_frame_pointer to be true, use a special value that can
5916 be detected if this function is called again, thus preventing
5917 flag_omit_leaf_frame_pointer from being forced to be false.
5919 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5921 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5922 Set x_flag_omit_leaf_frame_pointer when handling
5923 -momit-leaf-frame-pointer.
5925 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5928 * cgraph.c (cgraph_node::dump): Dump split_part and
5929 indirect_call_target.
5930 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5931 * ipa.c (has_addr_references_p): Cleanup.
5932 (is_indirect_call_target_p): New.
5933 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5934 called indirectly as local.
5935 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5937 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5940 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5941 on cxa_pure_virtual.
5943 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5946 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5948 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5951 * tree.c (need_assembler_name_p): Only record main variant type names.
5953 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5956 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5957 Always define to 0 or 1.
5958 (TARGET_FIX_ERR_A53_843419): New macro.
5959 * config/aarch64/aarch64-elf-raw.h
5960 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5961 * config/aarch64/aarch64-linux.h: Likewise.
5962 * config/aarch64/aarch64.c
5963 (aarch64_override_options_after_change_1): Do not default
5964 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5966 (aarch64_attributes): Handle fix-cortex-a53-843419.
5967 (aarch64_can_inline_p): Likewise.
5968 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5970 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5971 Jakub Jelinek <jakub@redhat.com>
5973 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
5974 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
5975 DECL_COMMONS if flag_unconstrained_commons is set.
5976 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5977 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
5978 (funconstrained-commons): Document.
5980 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5982 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
5983 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
5985 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
5987 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
5988 has a proper number of elements.
5990 2016-03-10 Alan Modra <amodra@gmail.com>
5992 PR rtl-optimization/69195
5993 PR rtl-optimization/47992
5994 * ira.c (recorded_label_ref): Delete.
5995 (update_equiv_regs): Return void.
5996 (indirect_jump_optimize): New function.
5997 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
5998 before regstat_compute_ri. Don't rebuild_jump_labels here.
5999 Delete update_regstat.
6001 2016-03-10 Richard Biener <rguenther@suse.de>
6003 PR tree-optimization/70128
6004 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6005 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6007 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6009 PR tree-optimization/70152
6010 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6011 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6014 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6015 instead of gen_sse2_loadlpd.
6016 * config/i386/sse.md (*vec_concatv2df): Rename to...
6017 (vec_concatv2df): ... this.
6019 PR tree-optimization/70127
6020 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6022 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6026 * diagnostic-show-locus.c (compatible_locations_p): New function.
6027 (layout::layout): Sanitize ranges using compatible_locations_p.
6029 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6033 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6034 location_range param with three const expanded_locations * and a
6036 (layout::layout): Replace call to
6037 rich_location::lazily_expand_location with get_expanded_location.
6038 Extract the range and perform location expansion here, passing
6039 the results to the layout_range ctor.
6040 * diagnostic.c (source_range::debug): Delete.
6041 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6042 of rich_location::get_expanded_location.
6043 * gcc-rich-location.c (get_range_for_expr): Delete.
6044 (gcc_rich_location::add_expr): Reimplement to avoid the
6045 rich_location::add_range overload that took a location_range,
6046 passing a location_t instead.
6048 2016-03-09 Richard Biener <rguenther@suse.de>
6049 Jakub Jelinek <jakub@redhat.com>
6051 PR tree-optimization/70138
6052 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6053 Also skip vect_double_reduction_def.
6055 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6058 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6059 if the operand is "m".
6061 2016-03-09 Nathan Sidwell <nathan@acm.org>
6063 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6065 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6067 * config/i386/i386.c (processor_target_table): Fix cost table
6068 intialization order for znver1.
6070 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6072 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6073 - becuase -> because.
6074 * ipa-reference.c (ignore_module_statics): Likewise.
6075 * cgraph.c (cgraph_node::get_body): Likewise.
6076 * ipa-inline.c (early_inliner): Likewise.
6077 * ipa-devirt.c (types_same_for_odr): Likewise.
6078 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6079 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6081 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6083 * tree-ssa-math-opts.c: Fix typo in comment.
6085 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6088 * config/i386/i386.c (scalar_chain::make_vector_copies,
6089 scalar_chain::convert_reg): Call end_sequence in between
6090 get_insns and emit_conversion_insns rather than after both
6093 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6096 * config/i386/i386.h (machine_function): Add
6097 pc_thunk_call_expanded flag.
6098 (ix86_pc_thunk_call_expanded): New define.
6099 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6100 (*set_got): Rename insn pattern from set_got.
6101 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6102 * config/i386/i386.c (ix86_compute_frame_layout): Use
6103 ix86_pc_thunk_call_expanded to prevent red-zone.
6105 2016-03-07 Martin Jambor <mjambor@suse.cz>
6107 * hsa.h (hsa_get_ctor_statements): Declare.
6108 (hsa_get_dtor_statements): Likewise.
6109 (hsa_get_kernel_dispatch_type): Likewise.
6110 * hsa.c (hsa_get_ctor_statements): New function.
6111 (hsa_get_dtor_statements): Likewise.
6112 (hsa_get_kernel_dispatch_type): Likewise.
6113 * hsa-brig.c (hsa_cdtor_statements): Removed.
6114 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6115 hsa_get_dtor_statements.
6116 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6117 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6119 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6121 * config/arm/arm-cores.def (cortex-r8): New.
6122 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6123 * config/arm/arm-tune.md: Likewise.
6124 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6126 2016-03-07 Martin Sebor <msebor@redhat.com>
6128 PR rtl-optimization/19705
6129 * doc/invoke.texi (Options That Control Optimization): Clarify
6130 -fno-branch-count-reg.
6132 2016-02-26 Richard Biener <rguenther@suse.de>
6133 Jeff Law <law@redhat.com>
6135 PR tree-optimization/69740
6136 * cfghooks.c (remove_edge): Request loop fixups if we delete
6137 an edge that might turn an irreducible loop into a natural
6139 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6140 Move after definition of loops_state_clear.
6142 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6144 PR rtl-optimization/69052
6145 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6148 2016-03-07 Tom de Vries <tom@codesourcery.com>
6150 PR tree-optimization/70116
6151 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6152 is_tm_ending stmts and ubsan/asan internal functions.
6153 (find_duplicate): Use it. Don't test is_tm_ending here.
6155 2016-03-07 Richard Biener <rguenther@suse.de>
6157 PR tree-optimization/70115
6158 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6159 (propagate_constants_for_unrolling): Use replace_uses_by.
6161 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6164 * omp-low.c (struct oacc_loop): Add ifns.
6165 (new_oacc_loop_raw): Initialize it.
6166 (finish_oacc_loop): Clear mask & flags if no ifns.
6167 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6168 (oacc_loop_xform_loop): Add ifns arg & adjust.
6169 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6171 2016-03-07 Richard Henderson <rth@redhat.com>
6174 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6175 (insert_value_copy_on_edge): Likewise.
6177 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6179 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6181 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6184 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6186 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6188 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6190 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6192 Fix sseimul type attribute.
6193 * config/i386/znver1.md
6194 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6195 znver1_sseimul_avx256_load) : Fix the type attribute.
6196 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6197 pipe usage and latency.
6199 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6202 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6203 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6206 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6209 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6211 PR rtl-optimization/69941
6212 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6213 the reg share its mode.
6215 2016-03-04 Jeff Law <law@redhat.com>
6217 PR tree-optimization/69196
6218 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6219 If the both SSA_NAMEs are anonymous, then consider them unassociated
6220 and include the PHI in the statement count.
6222 2016-03-05 Tom de Vries <tom@codesourcery.com>
6224 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6225 construct in oacc routine. Check for oacc region in oacc routine.
6227 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6230 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6231 2016-02-22 changes, instead don't recurse if RECUR is already true.
6232 Don't change *dynamic_check if RECUR. Adjust recursive caller
6233 to pass true to the new argument.
6234 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6237 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6238 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6240 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6242 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6244 PR rtl-optimization/57676
6245 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6248 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6250 * tree-vect-patterns.c (search_type_for_mask): Handle
6251 comparison of booleans.
6253 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6255 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6259 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6260 all other ops that have dw_val_class_die_ref operands,
6261 and DW_OP_GNU_entry_value.
6263 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6265 PR rtl-optimization/69904
6266 * config/arm/arm.c (arm_cannot_copy_insn_p):
6267 Return true for load-exclusive instructions.
6269 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6272 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6273 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6274 the pattern no matter if it is used just by non-pattern, pattern
6276 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6277 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6278 oprnd1 def_stmt is in pattern, don't look through it.
6280 2016-03-03 Marek Polacek <polacek@redhat.com>
6283 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6285 2016-03-03 Martin Liska <mliska@suse.cz>
6287 PR tree-optimization/70043
6288 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6289 previous statement if we see a debug statement.
6291 2016-03-03 Richard Biener <rguenther@suse.de>
6293 PR tree-optimization/55936
6294 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6295 parameter and guard unsafe equivalence use.
6296 (vrp_evaluate_conditional_warnv_with_ops): Always use
6297 safe equivalences but not via the quadratic compare_names
6300 2016-03-03 Michael Collison <michael.collison@linaro.org>
6303 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6304 for operand 1 to s_register_operand. Change predicate for operand
6305 2 to arm_not_immediate_operand.
6307 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6309 * doc/tm.texi: Regenerated.
6311 2016-03-02 Richard Henderson <rth@redhat.com>
6314 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6315 simplification when all args are positive non-fixed registers.
6317 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6319 * target.def (lra_p): Specify that new ports should use LRA.
6321 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6324 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6325 gimplify_type_sizes the type they refer to.
6326 (omp_notice_variable): Handle reference vars to VLAs.
6327 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6328 reference to VLA decls in the second pass instead of first pass.
6330 2016-03-02 Tom de Vries <tom@codesourcery.com>
6332 PR tree-optimization/68659
6333 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6334 new_expr == NULL_TREE.
6335 (get_new_name): Handle ADDR_EXPR.
6337 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6339 PR rtl-optimization/69052
6340 * loop-invariant.c (canonicalize_address): New function.
6341 (inv_can_prop_to_addr_use): Check validity of address expression
6342 which is canonicalized by above function.
6344 2016-03-02 Alan Modra <amodra@gmail.com>
6347 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6350 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6353 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6354 (*movhi_internal): Put mask moves from and to memory separately
6355 from moves from/to GPRs.
6357 2016-03-02 Richard Biener <rguenther@suse.de>
6359 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6360 GENERIC expressions in GIMPLE.
6362 2016-03-02 Richard Biener <rguenther@suse.de>
6364 * config/i386/i386.c (type_natural_mode): Fix typo.
6366 2016-03-02 Nick Clifton <nickc@redhat.com>
6368 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6370 2016-03-02 Richard Biener <rguenther@suse.de>
6371 Uros Bizjak <ubizjak@gmail.com>
6374 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6376 2016-03-02 Richard Biener <rguenther@suse.de>
6379 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6381 2016-03-02 Marek Polacek <polacek@redhat.com>
6384 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6385 "is promoted to" warning.
6387 2016-03-01 DJ Delorie <dj@redhat.com>
6389 * config.gcc: Deprecate mep-*.
6391 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6394 * lra-constraints.c (regno_val_use_in): New.
6395 (match_reload): Use it instead of regno_use_in.
6397 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6399 PR rtl-optimization/70007
6400 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6401 references present in REG_EQUAL notes attached to non-SET patterns.
6403 2016-03-01 Jeff Law <law@redhat.com>
6405 PR tree-optimization/69196
6406 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6407 Appropriately clamp the number of statements to copy when the
6408 thread path does not traverse a loop backedge.
6410 PR tree-optimization/69196
6411 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6412 Do count some PHIs in the thread path against the insn count. Decrease
6413 final statement count by one as the control statement in the last
6414 block will get removed. Remove special cased code for handling PHIs
6417 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6420 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6421 asm dialect alternatives to explicit GOTPCREL calls.
6423 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6426 * ira.c (do_reload): Issue warning for generic stack checking here...
6427 * reload1.c (reload): ...instead of here and streamline it.
6429 2016-03-01 Nick Clifton <nickc@redhat.com>
6431 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6433 2016-03-01 Richard Biener <rguenther@suse.de>
6435 PR tree-optimization/69983
6436 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6437 types and fall back to operand_equal_p.
6439 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6442 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6444 * config/s390/constraints.md ("jm8"): New constraint.
6445 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6447 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6449 ("*setmem_long<setmem_and>"): New pattern.
6450 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6452 ("*setmem_long_31z<setmem_and>"): New pattern.
6453 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6454 New substitution rules with the required attributes.
6457 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6460 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6462 * gensupport.c (process_substs_on_one_elem): Split loop to
6463 complete mark_operands_used_in_match_dup on all expressions in the
6465 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6466 and remove function.
6468 2016-03-01 Richard Biener <rguenther@suse.de>
6471 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6472 vector BIT_FIELD_REF extract.
6474 2016-03-01 Richard Biener <rguenther@suse.de>
6476 PR tree-optimization/69994
6477 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6479 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6481 PR tree-optimization/69956
6482 * tree-vect-stmts.c (supportable_widening_operation): Support
6483 multi-step conversion of boolean vectors.
6484 (supportable_narrowing_operation): Likewise.
6486 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6488 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6491 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6493 * config/s390/subst.md (DSI_VI): New mode iterator.
6494 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6495 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6496 the insn definition.
6497 ("*vec_set<mode>"): Change predicate and add alternative to
6498 support only either register or const_int operands as element
6500 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6502 ("vec_extract<mode>"): New expander.
6503 ("*vec_extract<mode>"): New insn definition supporting reg and
6504 const_int element selectors.
6505 ("*vec_extract<mode>_plus"): New insn definition supporting
6506 reg+const_int element selectors.
6507 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6508 following expander+insn definition.
6509 ("<vec_shifts_name><mode>3"): New expander.
6510 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6512 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6514 * config/s390/s390.md ("*tabort_1"): Change predicate to
6515 nonmemory_operand. Add a second alternative to cover
6516 register as well as const int operands.
6517 ("*tabort_1_plus"): New pattern definition.
6519 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6521 * config/s390/s390.md ("*ashrdi3_cc_31")
6522 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6523 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6524 Merge insn definitions into ...
6525 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6526 New pattern definition.
6527 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6528 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6529 ("*ashr<mode>3_and"): Merge insn definitions into ...
6530 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6531 New pattern definition.
6532 * config/s390/subst.md ("addr_style_op_cc_subst")
6533 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6534 substitutions patterns plus attributes.
6535 Add ashiftrt to SUBST iterator.
6537 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6539 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6540 op2 to nonmemory_operand.
6541 ("*<shift>di3_31", "*<shift>di3_31_and"):
6542 Merge into single pattern definition ...
6543 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6544 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6545 pattern definition ...
6546 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6547 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6550 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6552 * config/s390/predicates.md (const_int_6bitset_operand): New
6554 * config/s390/s390.md: Include subst.md.
6555 ("rotl<mode>3"): New expander.
6556 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6558 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6559 * config/s390/subst.md: New file.
6561 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6563 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6564 Remove RRR type. It doesn't really exist.
6565 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6567 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6568 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6569 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6570 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6571 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6572 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6573 `enabled' attribute.
6575 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6577 * gensupport.c (process_substs_on_one_elem): Split loop to
6578 complete mark_operands_used_in_match_dup on all expressions in the
6580 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6581 and remove function.
6583 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6586 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6587 (CEIL_NWORDS): ...this. Use CEIL macro.
6588 (compute_fp_layout): Adjust to above renaming.
6589 (function_arg_union_value): Likewise.
6590 (sparc_arg_partial_bytes): Likewise.
6591 (sparc_function_arg_advance): Likewise.
6593 2016-02-29 Jeff Law <law@redhat.com>
6595 PR tree-optimization/70005
6596 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6597 where an object with a boolean range is compared against a value
6600 PR tree-optimization/69999
6601 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6602 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6605 2016-02-29 Richard Biener <rguenther@suse.de>
6607 PR tree-optimization/69994
6608 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6609 (get_unary_op): Look through nop conversions.
6610 (ops_equal_values_p): New function, look for equality diregarding
6612 (eliminate_plus_minus_pair): Use ops_equal_values_p
6613 (repropagate_negates): Do not use get_unary_op here.
6615 2016-02-29 Martin Liska <mliska@suse.cz>
6617 * system.h: Poison ENABLE_CHECKING macro.
6619 2016-02-29 Martin Liska <mliska@suse.cz>
6621 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6622 is presented in dump flags.
6623 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6624 (hsa_regalloc): Likewise.
6626 2016-02-19 Richard Biener <rguenther@suse.de>
6628 PR tree-optimization/69980
6629 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6630 permutation of those we need to keep.
6632 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6635 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6636 (NWORDS_UP): ...this
6637 (init_cumulative_args): Minor tweaks.
6638 (sparc_promote_function_mode): Likewise.
6639 (scan_record_type): Delete.
6640 (traverse_record_type): New function template.
6641 (classify_data_t): New structure type.
6642 (classify_registers): New inline function.
6643 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6644 exhausted. Instantiate traverse_record_type on classify_registers and
6645 deal with the case of a structure passed in slot #15 with no FP field
6647 (assign_data_t): New structure type.
6648 (compute_int_layout): New static function.
6649 (compute_fp_layout): Likewise.
6650 (count_registers): New inline function.
6651 (assign_int_registers): New static function.
6652 (assign_fp_registers): Likewise.
6653 (assign_registers): New inline function.
6654 (function_arg_record_value_1): Delete.
6655 (function_arg_record_value_2): Likewise.
6656 (function_arg_record_value_3): Likewise.
6657 (function_arg_record_value): Adjust to above changes. Instantiate
6658 traverse_record_type on count_registers to first count the number of
6659 registers to be used and then on assign_registers to assign them.
6660 (function_arg_union_value): Adjust to above renaming.
6661 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6662 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6663 case of a structure passed in slot #15
6664 (sparc_function_arg_advance): Likewise.
6665 (function_arg_padding): Minor tweak.
6667 2016-02-29 Richard Biener <rguenther@suse.de>
6669 PR tree-optimization/69720
6670 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6671 the adjustment_def path for possibly vectorized defs.
6672 (vect_create_epilog_for_reduction): Handle vectorized initial
6675 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6677 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6679 2016-02-27 Jeff Law <law@redhat.com>
6682 2016-02-26 Richard Biener <rguenther@suse.de>
6683 Jeff Law <law@redhat.com>
6685 PR tree-optimization/69740
6686 * cfghooks.c (remove_edge): Request loop fixups if we delete
6687 an edge that might turn an irreducible loop into a natural
6690 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6692 PR rtl-optimization/69896
6693 * tree-vect-generic.c (get_compute_type): Avoid single element
6696 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6698 Rename the AArch64 tuning option and related functions to enable the
6699 Newton series for the reciprocal square root to reflect its
6700 approximative characteristic.
6702 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6703 function to "aarch64_emit_approx_rsqrt".
6704 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6705 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6706 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6707 (xgene1_tunings): Likewise.
6708 (use_rsqrt_p): Likewise.
6709 (aarch64_emit_swrsqrt): Use new function name.
6710 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6711 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6712 text explaining this option.
6713 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6715 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6718 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6719 complain about -mallow-movmisalign without -mvsx if
6720 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6722 2016-02-26 Joel Sherrill <joel@rtems.org>
6724 * config.gcc: Add x86_64-*-rtems*.
6725 * gcc/config/i386/rtems-64.h: New file.
6727 2016-02-26 Joel Sherrill <joel@rtems.org>
6729 * config.gcc: Add aarch64-*-rtems*.
6730 * gcc/config/aarch64/rtems.h: New file.
6732 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6735 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6736 shift amount using %h. Add comment.
6738 2016-02-26 Richard Biener <rguenther@suse.de>
6739 Jeff Law <law@redhat.com>
6741 PR tree-optimization/69740
6742 * cfghooks.c (remove_edge): Request loop fixups if we delete
6743 an edge that might turn an irreducible loop into a natural
6746 2016-02-26 Martin Jambor <mjambor@suse.cz>
6749 * tree-sra.c (sra_modify_assign): Do not remove loads of
6750 uninitialized aggregates to SSA_NAMEs.
6752 2016-02-26 Richard Henderson <rth@redhat.com>
6755 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6756 pseudo in case the target rtx matches the source of the left
6759 2016-02-26 Martin Jambor <mjambor@suse.cz>
6762 * hsa.h (hsa_type_packed_p): Declare.
6763 * hsa.c (hsa_type_packed_p): New function.
6764 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6766 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6767 * hsa-brig.c (emit_basic_insn): Likewise.
6769 2016-02-26 Martin Jambor <mjambor@suse.cz>
6772 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6774 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6776 2016-02-26 Martin Jambor <mjambor@suse.cz>
6778 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6779 hsa_op_with_type operands.
6780 (hsa_unsigned_type_for_type): Declare.
6781 * hsa.c (hsa_unsigned_type_for_type): New function.
6782 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6783 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6784 the finalizer. Do not emit extra move.
6786 2016-02-26 Martin Jambor <mjambor@suse.cz>
6788 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6789 atomic operations in private segment.
6791 2016-02-26 Martin Jambor <mjambor@suse.cz>
6793 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6794 statements to wi->info. Also disallow omp simd constructs.
6795 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6796 for not gridifying. Dump special string for omp_for.
6798 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6801 * config/aarch64/aarch64.c (aarch64_set_current_function):
6802 Save/restore target globals when switching to
6803 target_option_default_node.
6805 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6808 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6809 Return 0 if !SHIFT_COUNT_TRUNCATED.
6811 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6812 Eric Botcazou <ebotcazou@adacore.com>
6814 PR rtl-optimization/69891
6815 * dse.c (scan_insn): If we can't figure out memset arguments
6816 or they are non-constant, call clear_rhs_from_active_local_stores.
6818 2016-02-26 Martin Liska <mliska@suse.cz>
6820 * doc/extend.texi: Mention clog10, clog10f an clog10l
6821 in Builtins section.
6823 2016-02-26 Martin Liska <mliska@suse.cz>
6825 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6827 (resolve_args_picking_1): Likewise.
6828 * dwarf2out.h (struct GTY): Likewise.
6830 2016-02-26 Martin Liska <mliska@suse.cz>
6832 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6834 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6836 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6837 Martin Liska <mliska@suse.cz>
6839 * doc/install.texi: Mention --enable-valgrind-annotations.
6841 2016-02-26 Richard Biener <rguenther@suse.de>
6843 PR tree-optimization/69551
6844 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6845 looking through aliases adjust DECL_PT_UID to refer to the
6846 ultimate alias target.
6848 2016-02-25 Martin Liska <mliska@suse.cz>
6851 * alloc-pool.c (after_memory_report): New variable.
6852 * alloc-pool.h (base_pool_allocator ::release): Do not use
6853 the infrastructure if after_memory_report.
6854 * toplev.c (toplev::main): Mark after memory report.
6856 2016-02-25 Richard Biener <rguenther@suse.de>
6858 PR tree-optimization/48795
6859 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6861 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6864 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6865 offloading is enabled and -fopenacc or -fopenmp is specified.
6866 (CRTOFFLOADEND): Likewise.
6867 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6868 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6869 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6870 (offload_objects_file_name): New static var.
6871 (tool_cleanup): Remove offload_objects_file_name file.
6872 (find_offloadbeginend): Replace with ...
6873 (find_crtoffloadtable): ... this.
6874 (run_gcc): Remove offload_argc and offload_argv.
6875 Get offload_objects_file_name from -foffload-objects=... option.
6876 Read names of object files with offload from this file, pass them to
6877 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6878 don't pass offloadbegin and offloadend to the linker. Don't pass
6879 offload non-LTO files to the linker, because now they're not claimed.
6881 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6884 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6885 on builtin_unreachable.
6887 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6889 PR rtl-optimization/69896
6890 * regcprop.c: Include cfgrtl.h.
6891 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6892 than remembered mode, either delete it (if noop_move_p), or
6893 treat like copy_p but not noop_p instruction.
6895 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6898 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6899 - allow NULL decl for Fortran DW_TAG_common_block variables.
6901 2016-02-24 Jason Merrill <jason@redhat.com>
6903 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6905 2016-02-24 Richard Biener <rguenther@suse.de>
6906 Jakub Jelinek <jakub@redhat.com>
6909 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6910 conditionally executed ops to well-defined overflow behavior.
6912 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6915 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6918 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6920 PR rtl-optimization/69886
6921 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6922 argument. Use it when checking validity of set instructions.
6923 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6924 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6926 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6927 * store-motion.c (find_moveable_store): Update
6928 can_assign_to_reg_without_clobbers_p callsite.
6930 2016-02-24 Richard Biener <rguenther@suse.de>
6933 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6935 (record_nonwrapping_iv): Do not fall back to the low/high bound
6936 for non-constant IV bases if the stmt is not always executed.
6938 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6940 * config/arm/arm-cores.def (cortex-a32): New entry.
6941 * config/arm/arm-tables.opt: Regenerate.
6942 * config/arm/arm-tune.md: Regenerate.
6943 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6944 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6945 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6946 for -mcpu and -mtune.
6948 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6951 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6952 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6953 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6954 (atomic_loaddi_1): Delete.
6955 (atomic_loaddi): Rewrite expander using the above changes.
6957 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6960 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6963 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6964 Richard Biener <rguenth@suse.de>
6967 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6968 set_mem_attributes if tem is SSA_NAME which got expanded
6971 2016-02-24 Richard Biener <rguenther@suse.de>
6973 PR tree-optimization/69907
6974 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
6975 end of permutations for BB vectorization.
6977 2016-02-24 Christian Bruel <christian.bruel@st.com>
6979 * config/arm/arm-c.c (arm_option_override): Initialize
6980 target_option_current_node.
6981 * config/arm/arm.c (arm_pragma_target_parse): Replace
6982 build_target_option_node call by target_option_current_node.
6983 Set target_option_current_node.
6986 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
6989 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
6990 define_insn_and_split to define_insn.
6991 (zero_extendqi<mode>2_dot2): Same.
6992 (extendqi<mode>2_dot): Same.
6993 (extendqi<mode>2_dot2): Same.
6995 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6997 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
6998 and add bypass for AES{D,E} and AESMC pairs.
6999 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7002 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7004 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7005 series for reciprocal square root in Exynos M1.
7007 2016-02-23 Martin Sebor <msebor@redhat.com>
7010 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7011 __builtin_alloca_with_align.
7013 2016-02-23 Richard Henderson <rth@redhat.com>
7015 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7016 (ix86_register_pragmas): Remove __seg_tls.
7017 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7018 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7019 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7020 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7021 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7022 * doc/extend.texi (__seg_tls): Remove item.
7024 2016-02-23 Richard Biener <rguenther@suse.de>
7026 * alloc-pool.h (struct allocation_object): Make id member
7027 conditional on CHECKING_P again.
7028 (get_instance): Adjust.
7029 (base_pool_allocator): Likewise.
7031 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7033 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7034 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7036 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7038 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7040 2016-02-23 Richard Biener <rguenther@suse.de>
7042 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7043 * bitmap.h (struct bitmap_usage): Likewise.
7044 (bitmap_move): Declare.
7045 * bitmap.c (register_overhead): Take size_t argument.
7046 (bitmap_move): New function.
7047 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7048 to properly account overhead.
7049 * tree.c (free_node): Use tree_size.
7051 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7054 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7055 when inverting comparison.
7058 * common.opt (Wunreachable-code): Add Warning flag.
7060 2016-02-23 Mark Wielaard <mjw@redhat.com>
7061 Jakub Jelinek <jakub@redhat.com>
7064 * cgraphunit.c (check_global_declaration): Check main_input_filename
7065 and DECL_SOURCE_FILE are not NULL.
7067 2016-02-23 Martin Jambor <mjambor@suse.cz>
7069 PR tree-optimization/69666
7070 * tree-sra.c (sra_modify_assign): Do not attempt to create
7071 default_def replacements for unscalarizable regions.
7073 2016-02-20 Mark Wielaard <mjw@redhat.com>
7076 * cgraphunit.c (check_global_declaration): Check level of
7077 warn_unused_const_variable and main_input_filename.
7078 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7079 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7080 (-Wunused-const-variable): Explain levels 1 and 2.
7082 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7085 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7086 identical arguments. Formatting and spelling fixes.
7089 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7094 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7095 and m68k-devices.def.
7096 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7097 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7099 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7101 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7102 and HImode registers.
7104 2016-02-22 Richard Biener <rguenther@suse.de>
7106 PR tree-optimization/69882
7107 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7108 preserve permutations present because of gaps.
7109 (vect_supported_load_permutation_p): Always continue checking
7110 permutations after vect_attempt_slp_rearrange_stmts.
7112 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7114 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7115 min_profitable_estimate, rather than min_profitable_iters.
7117 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7120 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7121 SImode for last match_operand.
7123 2016-02-22 Martin Liska <mliska@suse.cz>
7125 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7126 return bitsize - 1 as the return value.
7128 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7132 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7133 Handle negative shift counts.
7134 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7135 force_reg on the shift constant.
7136 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7137 (lshrsi3_d): Handle negative shift counts.
7139 2016-02-22 Richard Biener <rguenther@suse.de>
7140 Tom de Vries <tom@codesourcery.com>
7142 * graph.c: Include dumpfile.h.
7143 (print_graph_cfg): Split into three overloads.
7144 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7146 2016-02-22 Tom de Vries <tom@codesourcery.com>
7148 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7151 2016-02-22 Richard Biener <rguenther@suse.de>
7154 * ipa-inline-transform.c (inline_call): When not updating
7155 overall summaries adjust self size by the growth estimate.
7156 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7157 hash-set, do not update overall summaries here. Renamed from ...
7158 (inline_to_all_callers): ... this which is now wrapping the
7159 above and performing delayed overall summary update.
7160 (early_inline_small_functions): Delay updating of the overall
7163 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7165 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7168 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7171 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7172 :%* in %:gt() argument.
7173 (greater_than_spec_func): Adjust for expecting only numbers,
7174 if there are more than two numbers, compare the last two.
7176 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7178 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7179 -Wnarrowing with -std.
7181 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7184 * expr.c (store_field): Don't use bit-field path if exp is
7185 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7186 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7187 and the assignment can be performed by bitwise copy. Formatting
7191 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7192 call copy_reg_eh_region_note_forward on before and/or after sequences
7193 and remove note from insn if it no longer can throw.
7196 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7199 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7201 * config/s390/vector.md: Add missing commutative operand markers
7202 to the patterns which qualify for one.
7203 * config/s390/vx-builtins.md: Likewise.
7205 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7207 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7208 types to mode iterators.
7209 (vec_double): ... and mode attribute.
7210 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7212 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7214 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7215 Change the predicate of op2 from nonimmediate to general and let
7216 reload fix it if necessary.
7218 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7220 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7222 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7224 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7227 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7229 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7230 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7231 * config/s390/s390.md ("movstr<P:mode>"): Call
7232 s390_expand_vec_movstr.
7234 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7236 * config/s390/s390.md: Add missing output modifier for operand 1
7237 to print it as address properly.
7239 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7241 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7242 * config/s390/2964.md: New file.
7243 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7244 of insn grouping attributes depending on the CPU level.
7245 (s390_get_unit_mask): New function.
7246 (s390_sched_score): Remove the OOO from the scheduling macros.
7247 Add loop to calculate a score for the instruction mix.
7248 (s390_sched_reorder): Likewise plus improve debug output.
7249 (s390_sched_variable_issue): Rename macros as above. Calculate
7250 the unit distances after actually scheduling an insn. Improve
7252 (s390_sched_init): Clear last_scheduled_unit_distance array.
7253 * config/s390/s390.md: Include 2964.md.
7255 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7258 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7259 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7260 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7261 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7262 *avx512f_<code>v8div16qi2_mask_1): New insns.
7264 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7267 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7270 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7271 earlyclobber from target. Use wF constraint for fused memory
7273 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7275 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7276 Martin Liska <mliska@suse.cz>
7279 * cfgexpand.c (asan_sanitize_stack_p): New function.
7280 (partition_stack_vars): Use the function.
7281 (expand_stack_vars): Likewise.
7282 (defer_stack_allocation): Likewise.
7283 (expand_used_vars): Likewise.
7285 2016-02-18 Richard Biener <rguenther@suse.de>
7288 * fold-const.c (operand_equal_p): Properly compare offsets for
7289 IMAGPART_EXPR and ARRAY_REF.
7291 2016-02-18 Nick Clifton <nickc@redhat.com>
7295 * config/arm/arm.c (arm_option_override_internal): Disable
7296 interworking if the target does not support thumb instructions.
7297 (arm_reload_in_hi): Handle the case where a register to register
7298 move needs reloading because there is no simple pattern to handle
7300 (arm_reload_out_hi): Likewise.
7302 2016-02-18 Richard Biener <rguenther@suse.de>
7305 * match.pd: Don't use fold_binary or fold_unary for folding
7308 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7311 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7312 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7313 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7314 warn on gimple_no_warning_p statements.
7316 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7318 * doc/extend.texi (C++ Attributes): Correct description of
7319 warn_unused type attribute.
7321 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7323 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7324 correct instruction.
7326 2016-02-17 Richard Biener <rguenther@suse.de>
7328 PR rtl-optimization/69609
7329 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7330 (find_traces_1_round): When ending a trace update cached priority
7332 (bb_to_key): Use cached priority when available.
7333 (copy_bb): Initialize cached priority.
7334 (reorder_basic_blocks_software_trace_cache): Likewise.
7336 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7339 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7341 (aarch64_comparison_operator): Break overly long line into two.
7342 (aarch64_comparison_operation): Likewise.
7343 * config/aarch64/aarch64.md (cstorecc4): Use
7344 aarch64_comparison_operator_mode instead of
7345 aarch64_comparison_operator.
7346 (cstore<mode>4): Likewise.
7347 (aarch64_cstore<mode>): Likewise.
7348 (*cstoresi_insn_uxtw): Likewise.
7349 (cstore<mode>_neg): Likewise.
7350 (*cstoresi_neg_uxtw): Likewise.
7352 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7355 * config/arm/predicates.md (arm_comparison_operator_mode):
7357 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7358 instead of arm_comparison_operator.
7359 (*mov_negscc): Likewise.
7360 (*mov_notscc): Likewise.
7361 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7362 (*thumb2_mov_negscc): Likewise.
7363 (*thumb2_mov_negscc_strict_it): Likewise.
7364 (*thumb2_mov_notscc): Likewise.
7365 (*thumb2_mov_notscc_strict_it): Likewise.
7367 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7369 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7372 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7374 * config/visium/visium.c (machine_libfunc_index): New enum.
7375 (machine_libfuncs): New structure.
7376 (visium_libfuncs): New static variable.
7377 (TARGET_INIT_LIBFUNCS): Define to...
7378 (visium_init_libfuncs): ...this. New function.
7379 (expand_block_move_4): Use the appropriate libfunc.
7380 (expand_block_move_2): Likewise.
7381 (expand_block_move_1): Likewise.
7382 (expand_block_set_4): Likewise.
7383 (expand_block_set_2): Likewise.
7384 (expand_block_set_1): Likewise.
7385 (visium_trampoline_init): Likewise.
7387 2016-02-17 Nick Clifton <nickc@redhat.com>
7389 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7390 TI's devices.csv file as of March 2016.
7392 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7395 * opts-global.c (handle_common_deferred_options): Introduce and
7396 initialize two global variables to remember command-line options
7397 specifying a stack-limiting register.
7398 * opts.h: Add extern declarations of the two new global variables.
7399 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7400 variable based on the values of the two new global variables.
7402 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7405 * common.opt (Wnonnull-compare): New warning.
7406 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7407 of arguments against NULL.
7408 (-Wnonnull-compare): Document.
7409 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7410 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7411 * passes.def (pass_warn_nonnull_compare): Add.
7412 * gimple-ssa-nonnull-compare.c: New file.
7414 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7416 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7417 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7419 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7421 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7422 reciprocal sqrt for -mlow-precision-recip-sqrt.
7424 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7425 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7427 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7428 always use lane loads to construct non-constant vectors.
7430 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7432 * config/aarch64/aarch64.md
7433 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7434 constraints for operand 3.
7435 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7437 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7438 Richard Biener <rguenther@suse.de>
7440 PR tree-optimization/69820
7441 * tree-vect-patterns.c (type_conversion_p): Return false if
7442 *orig_type is unsigned single precision or boolean.
7443 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7446 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7448 PR rtl-optimization/69764
7449 PR rtl-optimization/69771
7450 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7451 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7453 2016-02-16 Richard Biener <rguenther@suse.de>
7455 PR tree-optimization/69776
7456 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7458 (indirect_refs_may_alias_p): Likewise.
7459 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7460 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7461 according to tbaa_p.
7462 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7463 (optimize_stmt): For redundant store discovery do not allow tbaa.
7465 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7467 PR tree-optimization/69714
7468 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7469 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7471 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7473 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7474 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7475 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7476 * config/arc/arc.c (arc_init): Check FPU options.
7477 (get_arc_condition_code): Handle new CC_FPU* modes.
7478 (arc_select_cc_mode): Likewise.
7479 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7480 register pair only. Allow access for ARCv2 accumulator.
7481 (gen_compare_reg): Whenever we have FPU support use FPU compare
7483 (arc_reorg): Don't generate brcc insns when FPU compare
7484 instructions are involved.
7485 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7486 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7487 floating point emulation.
7488 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7489 (REVERSE_CONDITION): Add new CC_FPU* modes.
7490 (TARGET_FP_SP_BASE): Define.
7491 (TARGET_FP_DP_BASE): Likewise.
7492 (TARGET_FP_SP_FUSED): Likewise.
7493 (TARGET_FP_DP_FUSED): Likewise.
7494 (TARGET_FP_SP_CONV): Likewise.
7495 (TARGET_FP_DP_CONV): Likewise.
7496 (TARGET_FP_SP_SQRT): Likewise.
7497 (TARGET_FP_DP_SQRT): Likewise.
7498 (TARGET_FP_DP_AX): Likewise.
7499 * config/arc/arc.md (ARCV2_ACC): New constant.
7500 (type): New fpu type attribute.
7501 (SDF): Conditional iterator.
7502 (cstore<mode>, cbranch<mode>): Change expand condition.
7503 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7504 handles FPU/FPX cases as well.
7505 * config/arc/arc.opt (mfpu): New option.
7506 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7508 (adddf3, muldf3, subdf3): Removed.
7509 * config/arc/predicates.md (proper_comparison_operator): Recognize
7511 * config/arc/fpu.md: New file.
7512 * doc/invoke.texi (ARC Options): Document mfpu option.
7514 2016-02-16 Richard Biener <rguenther@suse.de>
7516 PR rtl-optimization/69291
7517 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7518 noce_operand_ok check.
7520 2016-02-16 Tom de Vries <tom@codesourcery.com>
7523 * omp-low.c (simd_clone_create): Remove call to
7524 symtab->call_cgraph_insertion_hooks.
7526 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7528 PR tree-optimization/69802
7529 * tree-ssa-reassoc.c (update_range_test): If op is
7530 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7531 op == 1 test of precision 1 integral op, otherwise handle
7532 that case as op itself. Fix up formatting.
7533 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7536 2016-02-16 Richard Biener <rguenther@suse.de>
7538 PR tree-optimization/69586
7539 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7540 types for conversion sources.
7542 2016-02-16 Richard Biener <rguenther@suse.de>
7545 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7546 mask OEP_ADDRESS_OF.
7548 2016-02-16 Alan Modra <amodra@gmail.com>
7551 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7552 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7553 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7555 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7556 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7557 (p8_fmrgow_<mode>): Likewise.
7558 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7560 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7561 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7562 to use movdi_internal64. Remove op0_di.
7563 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7565 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7567 Add support for the FCCMP insn types
7569 * config/aarch64/aarch64.md (fccmp): Change insn type.
7571 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7572 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7573 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7574 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7575 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7576 * config/arm/types.md (fccmps): Add new insn type.
7579 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7581 * alias.c (get_alias_set): Fix a typo in comment.
7583 2016-02-15 Richard Biener <rguenther@suse.de>
7585 PR tree-optimization/69595
7586 * match.pd: Complete range test simplification to true.
7588 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7590 PR rtl-optimization/69648
7591 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7592 pic_offset_table_rtx.
7594 PR rtl-optimization/69752
7595 * ira.c (update_equiv_regs): When looking for more than a single SET,
7596 also take other side effects into account.
7598 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7600 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7601 for z900+ CPUs in 31-bit mode.
7603 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7605 * common/config/s390/s390-common.c (s390_supports_split_stack):
7607 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7608 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7609 * config/s390/s390.c (struct machine_function): New field
7610 split_stack_varargs_pointer.
7611 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7612 in s390_emit_prologue.
7613 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7615 (morestack_ref): New global.
7616 (SPLIT_STACK_AVAILABLE): New macro.
7617 (s390_expand_split_stack_prologue): New function.
7618 (s390_live_on_entry): New function.
7619 (s390_va_start): Use split-stack vararg pointer if appropriate.
7620 (s390_asm_file_end): Emit the split-stack note sections.
7621 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7622 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7623 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7624 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7625 (split_stack_prologue): New expand.
7626 (split_stack_space_check): New expand.
7627 (split_stack_data): New insn.
7628 (split_stack_call): New expand.
7629 (split_stack_call_*): New insn.
7630 (split_stack_cond_call): New expand.
7631 (split_stack_cond_call_*): New insn.
7633 2016-02-15 Richard Biener <rguenther@suse.de>
7635 PR tree-optimization/69783
7636 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7637 Add trivially correct cases.
7639 2016-02-15 Tom de Vries <tom@codesourcery.com>
7642 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7644 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7646 2016-02-15 Richard Biener <rguenther@suse.de>
7648 PR tree-optimization/69776
7649 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7650 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7651 indicate whether we can use TBAA to disambiguate against stores.
7652 Use alias-set zero if not.
7653 (visit_reference_op_store): Do not use TBAA when looking up
7655 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7656 (eliminate_dom_walker::before_dom_children): But not when looking
7657 up redundant stores.
7659 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7661 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7663 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7665 * config/i386/znver1.md
7666 (znver1_pop, znver1_pop_mem,
7667 znver1_load_imov_double_store,
7668 znver1_load_imov_direct_store,
7669 znver1_load_imov_direct_load,
7670 znver1_load_imov_double_load): Add new.
7671 (znver1_insn, znver1_insn_load): Add icmov type.
7673 znver1_sseavx_fma_load,
7675 znver1_avx256_fma_load): Fix pipe usage.
7677 2016-02-14 Alan Modra <amodra@gmail.com>
7680 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7681 with an invalid hard reg, reload just the reg not the entire
7682 pre/post-inc/dec address expression.
7684 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7687 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7688 fixed R1_REG scratch reg.
7689 (sibcall_value_pcrel_fdpic): Likewise.
7691 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7695 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7697 2016-02-12 Walter Lee <walt@tilera.com>
7699 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7700 * config/tilegx/t-tilegx: Likewise.
7702 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7705 * diagnostic-show-locus.c (struct line_span): New struct.
7706 (layout::get_first_line): Delete.
7707 (layout::get_last_line): Delete.
7708 (layout::get_num_line_spans): New member function.
7709 (layout::get_line_span): Likewise.
7710 (layout::print_heading_for_line_span_index_p): Likewise.
7711 (layout::get_expanded_location): Likewise.
7712 (layout::calculate_line_spans): Likewise.
7713 (layout::m_first_line): Delete.
7714 (layout::m_last_line): Delete.
7715 (layout::m_line_spans): New field.
7716 (layout::layout): Update comment. Replace m_first_line and
7717 m_last_line with m_line_spans, replacing their initialization
7718 with a call to calculate_line_spans.
7719 (diagnostic_show_locus): When printing source lines and
7720 annotations, rather than looping over a single span
7721 of lines, instead loop over each line_span within
7722 the layout, with an inner loop over the lines within them.
7723 Call the context's start_span callback when changing line spans.
7724 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7725 (diagnostic_build_prefix): Break out the building of the location
7726 part of the string into...
7727 (diagnostic_get_location_text): ...this new function, rewriting
7728 it from nested ternary expressions to a sequence of "if"
7730 (default_diagnostic_start_span_fn): New function.
7731 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7732 (diagnostic_context::start_span): New field.
7733 (default_diagnostic_start_span_fn): New prototype.
7735 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7738 * gcc.c (driver::finalize): Fix cleanup of "specs".
7740 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7744 * gcc.c (driver::driver): Initialize m_option_suggestions.
7745 (driver::~driver): Clean up m_option_suggestions.
7746 (suggest_option): Convert to...
7747 (driver::suggest_option): ...this, and split out into
7748 driver::build_option_suggestions and find_closest_string.
7749 (driver::build_option_suggestions): New function, from
7750 first half of suggest_option. Special-case
7751 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7752 the sanitizer_opts array. For options of enum types, add the
7753 various enum values to the candidate strings.
7754 (driver::handle_unrecognized_options): Remove "const".
7755 * gcc.h (driver::handle_unrecognized_options): Likewise.
7756 (driver::build_option_suggestions): New decl.
7757 (driver::suggest_option): New decl.
7758 (driver::m_option_suggestions): New field.
7759 * opts-common.c (add_misspelling_candidates): New function.
7760 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7761 and make non-static.
7762 * opts.h (sanitizer_opts): New array decl.
7763 (add_misspelling_candidates): New function decl.
7764 * spellcheck.c (find_closest_string): New function.
7765 * spellcheck.h (find_closest_string): New function decl.
7767 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7769 PR rtl-optimization/69764
7770 PR rtl-optimization/69771
7771 * optabs.c (expand_binop_directly): For shift_optab_p, force
7772 convert_modes with VOIDmode if xop1 has VOIDmode.
7774 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7777 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7778 to correctly determine instrumentation thunks.
7780 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7783 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7784 type by reference, force lhs on the call.
7787 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7788 Compute retval and retbnd early in all cases if split_part_return_p
7789 and return_bb is not EXIT. Remove all clobber stmts and reset
7790 all debug stmts that refer to SSA_NAMEs defined in split part,
7791 except if it is retval, in that case replace the old retval with the
7792 lhs of the call to the split part.
7794 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7797 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7800 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7801 whose result is used in PHI.
7802 (maybe_optimize_range_tests): Likewise.
7803 (final_range_test_p): Likweise.
7805 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7808 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7809 whose result is used in PHI.
7810 (maybe_optimize_range_tests): Likewise.
7811 (final_range_test_p): Likweise.
7813 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7815 * cgraph.c: Spelling fixes - behaviour -> behavior and
7816 neighbour -> neighbor.
7817 * target.def: Likewise.
7818 * sel-sched.c: Likewise.
7819 * config/mips/mips.c: Likewise.
7820 * config/arc/arc.md: Likewise.
7821 * config/arm/cortex-a57.md: Likewise.
7822 * config/arm/arm.c: Likewise.
7823 * config/arm/neon.md: Likewise.
7824 * config/arm/arm-c.c: Likewise.
7825 * config/vms/vms-c.c: Likewise.
7826 * config/s390/s390.c: Likewise.
7827 * config/i386/znver1.md: Likewise.
7828 * config/i386/i386.c: Likewise.
7829 * config/ia64/hpux-unix2003.h: Likewise.
7830 * config/msp430/msp430.md: Likewise.
7831 * config/rx/rx.c: Likewise.
7832 * config/rx/rx.md: Likewise.
7833 * config/aarch64/aarch64-simd.md: Likewise.
7834 * config/aarch64/aarch64.c: Likewise.
7835 * config/nvptx/nvptx.c: Likewise.
7836 * config/bfin/bfin.c: Likewise.
7837 * config/cris/cris.opt: Likewise.
7838 * config/rs6000/rs6000.c: Likewise.
7839 * target.h: Likewise.
7840 * spellcheck.c: Likewise.
7841 * ira-build.c: Likewise.
7842 * tree-inline.c: Likewise.
7843 * builtins.c: Likewise.
7844 * lra-constraints.c: Likewise.
7845 * explow.c: Likewise.
7846 * hwint.h: Likewise.
7847 * targhooks.c: Likewise.
7848 * tree-vect-data-refs.c: Likewise.
7850 * doc/tm.texi: Likewise.
7851 * doc/extend.texi: Likewise.
7852 * doc/install.texi: Likewise.
7853 * doc/md.texi: Likewise.
7854 * tree-ssa-tail-merge.c: Likewise.
7855 * sched-int.h: Likewise.
7856 * match.pd: Likewise.
7857 * sched-ebb.c: Likewise.
7858 * target.def (omit_struct_return_reg): Likewise.
7859 * gimple-ssa-isolate-paths.c: Likewise.
7860 (find_implicit_erroneous_behaviour): Renamed to...
7861 (find_implicit_erroneous_behavior): ... this.
7862 (find_explicit_erroneous_behaviour): Renamed to...
7863 (find_explicit_erroneous_behavior): ... this.
7864 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7866 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7868 PR rtl-optimization/64682
7869 PR rtl-optimization/69567
7870 PR rtl-optimization/69737
7871 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7872 in I2 as well, just lose it.
7874 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7876 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7878 (aarch64_last_printed_tune_string): Likewise.
7879 (aarch64_declare_function_name): Only output .arch assembler
7880 directive if it will be different from the previously output
7881 directive. Same for .tune comment but only if -dA is set.
7882 (aarch64_start_file): New function.
7883 (TARGET_ASM_FILE_START): Define.
7885 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7888 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7890 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7893 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7894 -Wmaybe-uninitialized warning.
7896 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7899 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7901 2016-02-11 Richard Biener <rguenther@suse.de>
7903 PR rtl-optimization/69291
7904 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7905 subexpressions affected by changing the result.
7907 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7910 * lra-constraints.c (curr_insn_transform): Find in/out operands
7911 for secondary memory moves. Update dups.
7913 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7915 PR tree-optimization/69652
7916 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7917 to nested loop, did source re-formatting, skip debug statements,
7918 add check on statement with volatile operand, remove dead scalar
7921 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7922 Patrick Palka <ppalka@gcc.gnu.org>
7926 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7927 calls if the return type is TREE_ADDRESSABLE.
7928 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7929 * ipa-split.c (split_function): Fix doubled "we" in comment.
7930 Use void return type for the split part even if
7931 !split_point->split_part_set_retval.
7933 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7935 PR tree-optimization/68021
7936 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7937 when computing the value of biv cand by itself.
7939 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7941 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7942 (cortexa57_tunings): Likewise.
7943 (cortexa72_tunings): Likewise.
7944 (arch_macro_fusion_pair_p): Add support for AES fusion.
7945 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7946 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7947 Allow virtual registers before reload so early scheduling works.
7948 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7949 correct latency and pipeline.
7950 (cortex_a57_crypto_complex): Likewise.
7951 (cortex_a57_crypto_xor): Likewise.
7952 (define_bypass): Add AES bypass.
7954 2016-02-10 Richard Biener <rguenther@suse.de>
7956 PR tree-optimization/69726
7957 * passes.def: Add DCE pass before late uninit.
7958 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7959 really fixup if-conversions job.
7961 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7963 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7964 (arm_cortex_a57_tune): Likewise.
7965 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7966 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7968 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7970 * timevar.def (TV_PHASE_DBGINFO): Delete.
7971 (TV_PHASE_CHECK_DBGINFO): Likewise.
7972 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
7974 2016-02-10 Richard Biener <rguenther@suse.de>
7976 PR tree-optimization/69719
7977 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7978 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
7980 2016-02-09 Andrew Pinski <apinski@cavium.com>
7983 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
7984 get_vcond_mask_icode returns false.
7986 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7989 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
7990 an ADDIS that adds a pointer to a large constant that sets the
7991 upper16 bits with a load operation.
7993 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7996 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
7998 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8000 (vzipq_s16): Likewise.
8001 (vzipq_s32): Likewise.
8002 (vzipq_f32): Likewise.
8003 (vzipq_u8): Likewise.
8004 (vzipq_u16): Likewise.
8005 (vzipq_u32): Likewise.
8006 (vzipq_p8): Likewise.
8007 (vzipq_p16): Likewise.
8009 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8012 * config/arm/arm.c (neon_endian_lane_map): New function.
8013 (neon_vector_pair_endian_lane_map): New function.
8014 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8015 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8017 (vuzpq_s16): Likewise.
8018 (vuzpq_s32): Likewise.
8019 (vuzpq_f32): Likewise.
8020 (vuzpq_u8): Likewise.
8021 (vuzpq_u16): Likewise.
8022 (vuzpq_u32): Likewise.
8023 (vuzpq_p8): Likewise.
8024 (vuzpq_p16): Likewise.
8026 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8029 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8032 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8034 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8035 truncate const_int operand 1 to QImode.
8037 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8039 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8040 corresponding to an abnormal edge.
8042 2016-02-09 Tom de Vries <tom@codesourcery.com>
8044 PR tree-optimization/69599
8045 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8047 (find_func_aliases_for_builtin_call, find_func_clobbers)
8048 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8051 2016-02-09 Richard Biener <rguenther@suse.de>
8053 PR tree-optimization/69715
8054 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8055 LHS on calls as non-rewritable.
8057 2016-02-09 Tom de Vries <tom@codesourcery.com>
8060 * lto-wrapper.c (append_diag_options): New function.
8061 (compile_offload_image): Call append_diag_options.
8063 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8066 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8067 Minor copy-edit to fix verb tenses.
8069 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8071 PR tree-optimization/69209
8072 * ipa-split.c (split_function): If split part is not
8073 returning retval, retval has gimple type but is not
8074 gimple value, force it into a SSA_NAME first.
8076 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8078 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8081 2016-02-08 Jason Merrill <jason@redhat.com>
8084 * convert.c (convert_to_integer_1): Check dofold on truncation
8086 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8087 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8088 Rename from *_nofold.
8089 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8090 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8092 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8095 * tree.c (build_common_tree_nodes): Remove short_double argument.
8096 All callers changed.
8097 * tree.h (build_common_tree_nodes): Adjust declaration.
8098 * doc/invoke.texi (-fshort-double): Remove documentation.
8099 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8100 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8101 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8102 (append_linker_options): Don't handle OPT_fshort_double.
8104 PR rtl-optimization/68730
8105 * lra-remat.c (insn_to_cand_activation): New static variable.
8106 (lra_remat): Allocate and free it.
8107 (create_cand): New arg activation. Initialize a field in
8108 insn_to_cand_activation if it is nonnull.
8109 (create_cands): Pass the activation insn to create_cand when making
8110 a candidate involving an output reload. Reorganize code a little.
8111 (do_remat): Keep track of active status of candidates in a separate
8114 2016-02-08 Richard Biener <rguenther@suse.de>
8116 PR tree-optimization/69719
8117 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8118 Properly use absolute of the difference of the two offsets to
8119 compare or adjust the segment length.
8121 2016-02-08 Richard Biener <rguenther@suse.de>
8122 Jeff Law <law@redhat.com>
8125 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8126 types for anonymous SSA names.
8128 2016-02-08 Richard Biener <rguenther@suse.de>
8130 PR rtl-optimization/69274
8131 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8133 2016-02-08 Jeff Law <law@redhat.com>
8135 PR tree-optimization/65917
8136 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8137 equivalences from if (x == y) style conditionals.
8138 (loop_depth_of_name): Remove.
8139 (record_equality): Remove loop depth check.
8140 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8141 (const_and_copies::record_const_or_copy_raw): New member function.
8142 * tree-ssa-scopedtables.c
8143 (const_and_copies::record_const_or_copy_raw): New, factored out of
8144 (const_and_copies::record_const_or_copy): Call new member function.
8146 2016-02-05 Jeff Law <law@redhat.com>
8148 PR tree-optimization/68541
8149 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8150 (count_stmts_in_block): New function.
8151 (poor_ifcvt_candidate_code): Likewise.
8152 (is_feasible_trace): Add some heuristics to determine when path
8153 splitting is profitable.
8154 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8155 is a diamond with a single exit.
8157 2016-02-05 Martin Sebor <msebor@redhat.com>
8160 * doc/invoke.texi: Update -Wplacement-new to take an optional
8163 2016-02-06 Richard Henderson <rth@redhat.com>
8166 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8167 out of non-standard address spaces.
8169 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8171 PR rtl-optimization/69691
8172 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8174 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8176 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8177 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8178 (*ieee128_mfvsrd_64bit): Likewise.
8179 (*ieee128_mfvsrd_32bit): Likewise.
8181 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8185 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8187 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8188 instrumented_version.
8190 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8192 * doc/invoke.texi (Optimize Options): In table of --param options
8193 rename second occurrence of tracer-min-branch-ratio to
8194 tracer-min-branch-probability, rename
8195 tracer-min-branch-ratio-feedback to
8196 tracer-min-branch-probability-feedback and clarify description,
8197 rename sched-spec-state-edge-prob-cutoff to
8198 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8199 to selsched-insns-to-rename, rename lto-minpartition to
8200 lto-min-partition, delete reorder-blocks-duplicate and
8201 reorder-blocks-duplicate-feedback.
8203 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8205 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8208 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8210 * doc/extend.texi: S/390: Correct some typos.
8212 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8214 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8216 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8219 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8220 (s390_register_info_gprtofpr): Use new macros above.
8221 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8223 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8224 its name. Adjust restore and save gpr ranges.
8225 (s390_register_info_set_ranges): New function.
8226 (s390_register_info): Use new macros above. Call
8227 s390_register_info_set_ranges.
8228 (s390_optimize_register_info): Likewise.
8229 (s390_hard_regno_rename_ok): Use new macros.
8230 (s390_hard_regno_scratch_ok): Likewise.
8231 (s390_emit_epilogue): Likewise.
8232 (s390_can_use_return_insn): Likewise.
8233 (s390_optimize_prologue): Likewise.
8234 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8236 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8239 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8241 (ix86_option_override_internal): Disable TARGET_STV even for
8242 -m{incoming,preferred}-stack-boundary=3.
8244 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8246 * config.gcc: Mark deprecated rtems targets as obsolete.
8248 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8250 PR rtl-optimization/64682
8251 PR rtl-optimization/69567
8252 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8253 before I2 only if the register is both used and set in I2.
8255 2016-02-04 DJ Delorie <dj@redhat.com>
8257 * config/msp430/msp430.c (msp430_start_function): Add function type.
8259 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8262 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8264 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8266 PR rtl-optimization/69577
8268 2015-10-29 Richard Henderson <rth@redhat.com>
8272 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8273 sse check to the exact conditions of PR 67609.
8275 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8278 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8279 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8280 not allowed into the traditional Altivec registers.
8281 (movtd_64bit_nodm): Likewise.
8282 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8284 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8286 * config/aarch64/cortex-a57-fma-steering.c
8287 (aarch64_register_fma_steering): Remove "static" from arguments
8290 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8293 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8296 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8298 * doc/invoke.texi: Delete -mno-fma4.
8300 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8302 PR rtl-optimization/69577
8303 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8304 (find_subregs_of_mode): Update accordingly. Iterate over partial
8307 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8309 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8310 * config/arm/arm.c (neon_reinterpret): Remove.
8311 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8312 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8313 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8314 vreinterpretti): Remove.
8315 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8316 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8317 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8318 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8319 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8320 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8321 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8322 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8323 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8324 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8325 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8326 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8327 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8328 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8329 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8330 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8331 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8332 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8333 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8334 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8335 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8336 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8337 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8338 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8339 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8340 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8341 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8342 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8343 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8344 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8345 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8346 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8347 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8348 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8349 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8350 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8351 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8352 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8353 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8354 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8355 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8356 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8357 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8358 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8359 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8360 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8361 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8362 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8363 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8364 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8365 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8366 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8367 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8368 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8369 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8370 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8371 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8372 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8373 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8374 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8375 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8376 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8377 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8378 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8379 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8380 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8381 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8382 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8383 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8384 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8385 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8386 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8387 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8388 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8389 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8390 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8391 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8392 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8393 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8394 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8395 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8396 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8397 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8398 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8399 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8400 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8401 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8402 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8403 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8404 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8405 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8406 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8407 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8408 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8409 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8410 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8411 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8412 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8413 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8414 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8415 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8416 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8417 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8419 2016-02-04 Martin Liska <mliska@suse.cz>
8422 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8423 that are gimple_store_p.
8424 (maybe_instrument_call): Likewise.
8426 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8428 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8429 register scaling out of memory reference and comment why.
8431 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8435 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8436 folding the source of a SET.
8438 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8442 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8443 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8445 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8449 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8452 2016-02-04 Christian Bruel <christian.bruel@st.com>
8454 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8455 * config/arm/arm.c (arm_set_current_function): Likewise.
8457 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8458 Ilya Enkovich <enkovich.gnu@gmail.com>
8459 H.J. Lu <hongjiu.lu@intel.com>
8462 * config/i386/i386.c (convert_scalars_to_vector): Remove
8463 stack alignment fixes.
8464 (ix86_option_override_internal): Disable TARGET_STV if stack
8465 might not be aligned enough.
8466 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8468 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8470 * gcc/config/i386/x86-tune.def: Disable default prefetching
8473 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8474 Vladimir Makarov <vmakarov@redhat.com>
8477 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8478 in validating fused toc addresses.
8480 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8483 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8484 range->m_caret fields if range->m_show_caret_p is false.
8487 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8488 Force oldval into register if it does not satisfy reg_or_short_operand
8489 predicate. Fix up formatting.
8491 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8492 Alexandre Oliva <aoliva@redhat.com>
8495 * lra-constraints.c (simplify_operand_subreg): Check additionally
8496 address validity after potential reloading.
8497 (process_address_1): Check insns validity. In case of failure do
8500 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8503 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8506 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8508 * wide-int.cc (canonize_uhwi): New function.
8509 (wi::divmod_internal): Use it.
8511 2016-02-02 James Norris <jnorris@codesourcery.com
8513 * gimplify.c (omp_notice_variable): Add usage check.
8515 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8517 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8518 like LE, GE, LT, GT when emitting relational operator.
8520 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8522 * ira-costs.c (find_costs_and_classes): Add extra argument.
8523 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8524 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8525 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8526 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8527 Add best_class parameter, and return it if not ALL_REGS.
8528 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8530 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8533 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8535 * config/aarch64/aarch64.c
8536 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8537 (aarch64_ira_change_pseudo_allocno_class): New function.
8539 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8542 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8544 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8546 * config/avr/avr.c (avr_option_override): Set
8547 PARAM_ALLOW_STORE_DATA_RACES to 1.
8549 2016-02-02 Richard Biener <rguenther@suse.de>
8551 PR tree-optimization/69595
8552 * match.pd: Add range test simplifications to true/false.
8554 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8556 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8557 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8560 2016-02-02 Richard Biener <rguenther@suse.de>
8562 PR tree-optimization/69606
8563 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8564 info on the result before moving a stmt.
8566 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8569 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8570 branch with vector comparison.
8571 * config/i386/sse.md (VI48_AVX): New mode iterator.
8572 (define_expand "cbranch<mode>4): Add support for conditional branch
8573 with vector comparison.
8574 * tree-vect-loop.c (optimize_mask_stores): New function.
8575 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8576 has_mask_store field of vect_info.
8577 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8578 vectorized loops having masked stores after vec_info destroy.
8579 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8580 correspondent macros.
8581 (optimize_mask_stores): Add prototype.
8583 2016-02-02 Alan Modra <amodra@gmail.com>
8586 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8589 2016-02-02 Alan Modra <amodra@gmail.com>
8592 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8593 whenever toc_label_name used.
8594 (rs6000_file_start): Don't set up toc section here,
8595 (rs6000_output_function_epilogue): do so here instead,
8596 (rs6000_xcoff_file_start): and here.
8597 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8598 (load_toc_aix_di): Likewise.
8600 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8602 PR rtl-optimization/69592
8603 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8604 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8605 (num_sign_bit_copies_binary_arith_p): New inline function.
8606 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8608 2016-02-01 Jeff Law <law@redhat.com>
8610 PR tree-optimization/69580
8611 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8612 * tree-ssa-threadbackward.c
8613 (fsm_find_control_statement_thread_paths): Do not try to walk
8614 through large PHI nodes.
8616 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8618 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8619 when count is incremented above limit, don't analyze further
8622 * omp-low.c (oacc_parse_default_dims): Avoid
8623 -Wsign-compare warning, make sure value fits into int
8624 rather than just unsigned int.
8626 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8628 PR tree-optimization/67921
8629 * fold-const.c (split_tree): New parameters. Convert pointer
8630 type variable part to proper type before negating.
8631 (fold_binary_loc): Pass new arguments to split_tree.
8633 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8635 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8636 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8637 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8638 * doc/tm.texti: Rebuilt.
8639 * doc/invoke.texi (fopenacc-dim): Document.
8640 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8641 (append_compiler_options): Likewise.
8642 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8643 (oacc_parse_default_dims): New.
8644 (oacc_validate_dims): Add USED arg. Select non-unity default when
8646 (oacc_loop_fixed_partitions): Return mask of used partitions.
8647 (oacc_loop_auto_partitions): Emit dump info.
8648 (oacc_loop_partition): Return mask of used partitions.
8649 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8650 loop partitioning and validation calls.
8652 2016-02-01 Richard Biener <rguenther@suse.de>
8655 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8657 2016-02-01 Richard Biener <rguenther@suse.de>
8659 PR tree-optimization/69574
8660 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8661 of asserting return chrec_dont_know.
8663 2016-02-01 Martin Liska <mliska@suse.cz>
8665 * mem-stats-traits.h: Add copyright header.
8666 * mem-stats.h: Likewise.
8668 2016-02-01 Richard Biener <rguenther@suse.de>
8670 PR tree-optimization/69579
8671 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8672 Do not propagate through abnormal PHI results.
8674 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8676 * postreload.c (reload_cse_simplify): Remove dead code.
8678 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8680 PR rtl-optimization/69570
8681 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8682 if there is more than one set, not if there is a single set.
8684 2016-02-01 Richard Henderson <rth@redhat.com>
8687 * combine.c (make_compound_operation): When looking through a
8688 subreg, make sure to re-extend to the width of the outer mode.
8690 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8692 PR tree-optimization/69546
8693 * wide-int.cc (wi::divmod_internal): For unsigned division
8694 where both operands fit into uhwi, if o1 is 1 and o0 has
8695 msb set, if divident_prec is larger than bits per hwi,
8696 clear another quotient word and return 2 instead of 1.
8697 Similarly for remainder with msb in HWI set, if dividend_prec
8698 is larger than bits per hwi.
8700 2016-01-29 Martin Jambor <mjambor@suse.cz>
8702 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8703 Use short lowercase names.
8704 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8705 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8706 acq_rel one. Protect warning agains segfaults if
8707 get_memory_order_name returns NULL.
8708 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8709 with release semantics. Do not warn if get_memory_order already did.
8710 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8711 semantics. Fix check for relaxed or acquire semantics. Do not warn
8712 if get_memory_order already did.
8714 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8716 * doc/install.texi: Document that isl-0.16 is supported.
8718 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8721 * config/i386/constraints.md (Bm): Describe as special memory
8723 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8724 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8725 * genpreds.c (struct constraint_data): Add is_special_memory.
8726 (have_special_memory_constraints, special_memory_start): New
8728 (special_memory_end): Ditto.
8729 (add_constraint): Add new arg is_special_memory. Add code to
8730 process its true value. Update have_special_memory_constraints.
8731 (process_define_constraint): Pass the new arg.
8732 (process_define_register_constraint): Ditto.
8733 (choose_enum_order): Process special memory.
8734 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8735 function insn_extra_special_memory_constraint.
8736 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8737 * gensupport.c (process_rtx): Process
8738 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8739 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8740 * ira-lives.c (single_reg_class): Use
8741 insn_extra_special_memory_constraint.
8742 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8743 * lra-constraints.c (process_alt_operands): Ditto.
8744 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8745 * recog.c (asm_operand_ok, preprocess_constraints): Process
8747 * reload.c (find_reloads): Ditto.
8748 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8749 * stmt.c (parse_input_constraint): Use
8750 insn_extra_special_memory_constraint.
8752 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8755 * lra-splill.c (lra_final_code_change): Revert r229087 by
8756 removing all sub-registers.
8758 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8761 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8763 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8766 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8767 SSE1, copy target into the temporary reg first before recursing
8770 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8772 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8775 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8777 * ginclude/stdarg.h: Test __cplusplus instead of
8778 __GXX_EXPERIMENTAL_CXX0X__.
8780 2016-01-29 Richard Biener <rguenther@suse.de>
8782 PR tree-optimization/69547
8783 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8784 Do not mark clobbers necessary.
8785 (mark_all_reaching_defs_necessary_1): Likewise.
8787 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8789 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8790 declaration name with %qs and print it in both error messages.
8791 Also fix indentation.
8793 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8796 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8797 trailing blank line from error message.
8799 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8802 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8805 2016-01-29 Richard Biener <rguenther@suse.de>
8808 * match.pd: Allow all integral types when simplifying a
8809 widening or sign-changing conversion.
8811 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8813 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8814 back to setting codegen_error to fail codegen.
8816 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8819 * config/i386/constraints.md (C): Only accept constant zero operand.
8820 (BC): New constraint.
8821 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8822 instead of C constraint.
8823 * doc/md.texi (Machine Constraints): Update description
8826 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8829 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8831 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8834 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8837 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8839 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8840 branches if using guessed profile.
8842 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8844 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8846 2016-01-28 Richard Henderson <rth@redhat.com>
8849 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8850 * config/aarch64/aarch64-protos.h: Update.
8851 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8852 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8853 (aarch64_get_condition_code_1): Handle CC_Cmode.
8854 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8855 (*add<mode>3_compareC_cconly_imm): New.
8856 (*add<mode>3_compareC_cconly): New.
8857 (*add<mode>3_compareC_imm): New.
8858 (add<mode>3_compareC): New.
8859 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8860 to be first. Use aarch64_carry_operation.
8861 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8862 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8863 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8864 (subti3): Use subdi3_compare1.
8865 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8866 (sub<mode>3_compare1): New.
8867 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8868 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8869 (*subsi3_carryin_uxtw): Likewise.
8870 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8871 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8872 * config/aarch64/iterators.md (DWI): New.
8873 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8874 (aarch64_borrow_operation): New.
8876 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8878 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8879 message when isl does not return a valid schedule.
8881 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8883 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8884 Remove comments from class declarations: they are already in the code
8887 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8889 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8891 (ternary_op_to_tree): Same.
8892 (unary_op_to_tree): Same.
8893 (nary_op_to_tree): Same.
8894 (gcc_expression_from_isl_expr_op): Same.
8895 (gcc_expression_from_isl_expression): Same.
8896 (graphite_create_new_loop): Same.
8897 (graphite_create_new_loop_guard): Same.
8898 (build_iv_mapping): Same.
8899 (graphite_create_new_guard): Same.
8900 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8901 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8903 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8905 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8906 instead of setting codegen_error to fail codegen.
8908 2016-01-28 Jason Merrill <jason@redhat.com>
8910 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8912 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8914 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8915 Remove CONST_INT_P check in CCMP cost calculation.
8917 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8919 * config/aarch64/aarch64.c (generic_vector_cost):
8920 Set vec_permute_cost.
8921 (cortexa57_vector_cost): Likewise.
8922 (exynosm1_vector_cost): Likewise.
8923 (xgene1_vector_cost): Likewise.
8924 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8925 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8926 Add vec_permute_cost entry.
8928 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8930 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8932 (add<mode>3_compare0): Likewise.
8933 (addsi3_compare0_uxtw): Likewise.
8934 (add<mode>3nr_compare0): Likewise.
8935 (compare_neg<mode>): Likewise.
8936 (<optab><mode>3): Likewise.
8938 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8940 * tree-vect-stmts.c (vectorizable_comparison): Add
8941 NULL check for vectype.
8943 2016-01-28 Richard Biener <rguenther@suse.de>
8945 PR tree-optimization/69466
8946 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8947 Account for PHIs we couldn't duplicate.
8949 2016-01-28 Martin Liska <mliska@suse.cz>
8952 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8953 instead of ENABLE_VALGRIND_CHECKING.
8955 2016-01-27 Richard Henderson <rth@redhat.com>
8958 * lra-remat.c (subreg_regs): New.
8959 (dump_candidates_and_remat_bb_data): Dump it.
8960 (operand_to_remat): Reject if operand in subreg_regs.
8961 (set_bb_regs): Collect subreg_regs.
8962 (lra_remat): Init and free subreg_regs. Compute
8963 calculate_local_reg_remat_bb_data before create_cands.
8965 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8968 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8969 change stack_alignment_needed for __tls_get_addr call.
8971 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8973 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
8975 2016-01-27 Jeff Law <law@redhat.com>
8977 PR tree-optimization/68398
8978 PR tree-optimization/69196
8979 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
8980 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
8981 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8982 Only count PHIs in the last block in the path. The others will
8983 const/copy propagate away. Add heuristic to allow more irreducible
8984 subloops to be created when it is likely profitable to do so.
8986 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8987 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
8988 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
8990 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8993 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
8994 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
8995 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
8996 * tree-streamer-in.c: Include asan.h.
8997 (streamer_get_builtin_tree): For builtins in sanitizer
8998 range call initialize_sanitizer_builtins and retry.
9000 2016-01-27 Ian Lance Taylor <iant@google.com>
9002 * common.opt (fkeep-gc-roots-live): New undocumented option.
9003 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9004 -fkeep-gc-roots-live, skip pointers.
9005 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9008 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9011 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9012 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9014 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9017 * configure.ac: NetBSD provides SSP in its C library.
9018 * configure: Updated.
9020 2016-01-27 Richard Biener <rguenther@suse.de>
9022 PR tree-optimization/69166
9023 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9024 reduction code for commutativity / associativity.
9026 2016-01-27 Martin Jambor <mjambor@suse.cz>
9028 PR tree-optimization/69355
9029 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9030 total_scalarization fails.
9032 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9034 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9037 2016-01-27 Christian Bruel <christian.bruel@st.com>
9040 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9041 Move arm_reset_previous_fndecl and set_target_option_current_node in
9042 the conditional part. Call save_restore_target_globals.
9043 * config/arm/arm.c (arm_set_current_function):
9044 Refactor to better support #pragma target and attribute mix.
9045 Call save_restore_target_globals.
9046 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9048 2016-01-27 Martin Liska <mliska@suse.cz>
9050 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9051 reference for an HSA kernel and its host function.
9053 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9055 PR tree-optimization/69399
9056 * wide-int.h (wi::lrshift): For larger precisions, only
9057 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9059 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9061 * config/arc/predicates.md (proper_comparison_operator): Reject
9062 constant-constant comparison.
9064 2016-01-26 Tom de Vries <tom@codesourcery.com>
9066 PR tree-optimization/69110
9067 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9068 DR_NUM_DIMENSIONS == 0.
9070 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9071 Sebastian Pop <s.pop@samsung.com>
9073 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9074 isl_ast_op_cond and isl_ast_op_select.
9075 (gcc_expression_from_isl_expr_op): Same.
9077 2016-01-26 Jason Merrill <jason@redhat.com>
9080 * tree.c (recompute_constructor_flags): Split out from
9082 (verify_constructor_flags): New.
9083 * tree.h: Declare them.
9085 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9087 PR rtl-optimization/69217
9088 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9089 are no TYPE_FIELDS set for the record type.
9091 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9094 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9095 toc_label_name unconditionally.
9096 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9097 SYMBOL_REF string. Use toc_label_name instead of constructing
9099 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9100 constructing LCTOC1.
9102 2016-01-26 Martin Sebor <msebor@redhat.com>
9105 * doc/extend.texi (Common Type Attributes): Move text that talks about
9106 attribute packed from attribute aligned to the section discussing
9107 the former attribute for clarity.
9109 2016-01-26 Richard Henderson <rth@redhat.com>
9112 * trans-mem.c (tm_region_init): Mark entry block as visited.
9114 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9117 * diagnostic-show-locus.c (layout::print_source_line): Replace
9118 call to pp_newline with call to layout::print_newline.
9119 (layout::print_annotation_line): Likewise.
9120 (layout::move_to_column): Likewise.
9121 (layout::print_any_fixits): After printing any fixits, print a
9122 trailing newline, if necessary.
9123 (layout::print_newline): New method, resetting any colorization
9125 (diagnostic_show_locus): Move the pp_newline to before the
9126 early bailout. Remove dummy block enclosing the layout instance.
9127 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9128 of pp_newline_and_flush with pp_flush.
9129 (diagnostic_append_note): Delete use of pp_newline.
9130 (diagnostic_append_note_at_rich_loc): Delete.
9131 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9132 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9133 when newline characters are added to the buffer.
9135 2016-01-26 Michael Matz <matz@suse.de>
9137 * configure.ac (ac_cv_std_swap_in_utility): New test.
9138 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9139 * configure: Regenerate.
9140 * config.in: Regenerate.
9142 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9144 * config/arc/arc.md (cstoresi4): Force operand into register.
9145 (arcset<code>): Fix predicate.
9146 (arcsetltu): Likewise.
9147 (arcsetgeu): Likewise.
9148 (arcsethi): Likewise.
9149 (arcsetls): Likewise.
9151 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9153 PR tree-optimization/69483
9154 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9155 if base has error_mark_node type.
9157 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9160 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9161 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9163 (vget_lane_f16): Handle big-endian.
9164 (vgetq_lane_f16): Likewise.
9165 (vset_lane_f16): Likewise.
9166 (vsetq_lane_f16): Likewise.
9167 * config/arm/iterators.md (VQXMOV): Add V8HF.
9168 (VDQ): Add V4HF and V8HF.
9169 (V_reg): Handle V4HF and V8HF.
9170 (Is_float_mode): Likewise.
9171 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9172 neon_vdup_nv8hf): New patterns.
9173 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9174 Use VD_LANE iterator.
9175 (neon_vld1_dup<mode>): Use VQ2 iterator.
9177 2016-01-26 Nathan Sidwell <nathan@acm.org>
9179 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9180 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9181 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9182 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9183 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9184 (oacc_validate_dims): Add LEVEL arg, don't return level.
9185 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9187 (execute_oacc_device_lower): Adjust, add more dump output.
9188 * tree-ssa-loop.c (gate_oacc_kernels): Use
9189 oacc_fn_attrib_kernels_p.
9190 * tree-parloops.c (create_parallel_loop): Adjust
9191 set_oacc_fn_attrib call.
9193 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9196 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9197 (append_compiler_options): Handle -fcilkplus.
9198 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9200 2016-01-26 Nick Clifton <nickc@redhat.com>
9203 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9204 been marked as DECL_ONE_ONLY but we do not the means to make it
9205 so, then do not allow it to bind locally.
9207 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9210 * opts.h (parse_sanitizer_options): New prototype.
9211 * opts.c (sanitizer_opts): New array.
9212 (parse_sanitizer_options): New function.
9213 (common_handle_option): Use parse_sanitizer_options.
9215 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9218 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9219 alignment adjustment to ...
9220 (ix86_update_stack_boundary): Here. Don't over-align stack for
9222 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9223 if __tls_get_addr is called.
9225 2016-01-26 Christian Bruel <christian.bruel@st.com>
9227 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9229 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9231 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9233 2016-01-26 Richard Biener <rguenther@suse.de>
9236 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9238 2016-01-26 Richard Biener <rguenther@suse.de>
9240 PR tree-optimization/69452
9241 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9242 (move_computations_dom_walker::before_dom_children): Rename
9244 (move_computations_worker): This.
9245 (move_computations): Perform an RPO rather than a DOM walk.
9247 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9250 * combine.c (combine_instructions): For REG_EQUAL note with
9251 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9252 to the underlying register.
9253 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9254 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9256 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9259 * config/aarch64/aarch64-builtins.c
9260 (aarch64_init_simd_builtin_types): Do not set structural
9261 equality to __Poly{8,16,64,128}_t types.
9263 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9265 PR tree-optimization/69400
9266 * wide-int.cc (wi_pack): Take the precision as argument and
9267 perform canonicalization here rather than in the callers.
9268 Use the main loop to handle all full-width HWIs. Add a
9269 zero HWI if in_len isn't a full result.
9270 (wi::divmod_internal): Update accordingly.
9271 (wi::mul_internal): Likewise. Simplify.
9273 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9274 Sebastian Pop <s.pop@samsung.com>
9276 * graphite-poly.c (apply_poly_transforms): Simplify.
9277 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9278 (print_isl_map): Same.
9279 (print_isl_union_map): Same.
9280 (print_isl_schedule): New.
9281 (debug_isl_schedule): New.
9282 * graphite-dependences.c (scop_get_reads): Do not call
9283 isl_union_map_add_map that is undocumented isl functionality.
9284 (scop_get_must_writes): Same.
9285 (scop_get_may_writes): Same.
9286 (scop_get_original_schedule): Remove.
9287 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9288 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9289 (compute_deps): Remove.
9290 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9291 (debug_schedule_ast): New.
9292 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9293 set_separate_option.
9294 (graphite_regenerate_ast_isl): Add dump.
9295 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9296 from scop->transformed_schedule.
9297 (graphite_regenerate_ast_isl): Add more dump.
9298 * graphite-optimize-isl.c (optimize_isl): Set
9299 scop->transformed_schedule. Check whether schedules are equal.
9300 (apply_poly_transforms): Move here.
9301 * graphite-poly.c (apply_poly_transforms): ... from here.
9302 (free_poly_bb): Static.
9303 (free_scop): Static.
9304 (pbb_number_of_iterations_at_time): Remove.
9305 (print_isl_ast): New.
9306 (debug_isl_ast): New.
9307 (debug_scop_pbb): New.
9308 * graphite-scop-detection.c (print_edge): Move.
9310 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9311 (build_scop_scattering): Remove.
9312 (create_pw_aff_from_tree): Assert instead of bailing out.
9313 (add_condition_to_pbb): Remove unused code, do not fail.
9314 (add_conditions_to_domain): Same.
9315 (add_conditions_to_constraints): Remove.
9316 (build_scop_context): New.
9317 (add_iter_domain_dimension): New.
9318 (build_iteration_domains): Initialize pbb->iterators.
9319 Call add_conditions_to_domain.
9322 (index_outermost_in_loop): New.
9323 (index_pbb_in_loop): New.
9324 (outermost_pbb_in): New.
9325 (add_in_sequence): New.
9326 (add_outer_projection): New.
9327 (outer_projection_mupa): New.
9328 (add_loop_schedule): New.
9329 (build_schedule_pbb): New.
9330 (build_schedule_loop): New.
9331 (embed_in_surrounding_loops): New.
9332 (build_schedule_loop_nest): New.
9333 (build_original_schedule): New.
9334 (build_poly_scop): Call build_original_schedule.
9335 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9336 (free_poly_dr): Remove.
9337 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9338 (free_poly_bb): Remove.
9339 (debug_loop_vec): Remove.
9340 (print_isl_ast): Declare.
9341 (debug_isl_ast): Declare.
9342 (scop_do_interchange): Remove.
9343 (scop_do_strip_mine): Remove.
9344 (scop_do_block): Remove.
9345 (flatten_all_loops): Remove.
9346 (optimize_isl): Remove.
9347 (pbb_number_of_iterations_at_time): Remove.
9348 (debug_scop_pbb): Declare.
9349 (print_schedule_ast): Declare.
9350 (debug_schedule_ast): Declare.
9351 (struct scop): Remove schedule. Add original_schedule,
9352 transformed_schedule.
9353 (free_gimple_poly_bb): Remove.
9354 (print_generated_program): Remove.
9355 (debug_generated_program): Remove.
9356 (unify_scattering_dimensions): Remove.
9357 * sese.c (print_edge): ... here.
9358 (print_sese): ... here.
9359 (debug_edge): ... here.
9360 (debug_sese): ... here.
9361 * sese.h (print_edge): Declare.
9362 (print_sese): Declare.
9363 (dump_edge): Declare.
9364 (dump_sese): Declare.
9366 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9367 Sebastian Pop <s.pop@samsung.com>
9369 * Makefile.in: Set ISLVER in site.exp.
9371 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9373 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9374 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9375 through DECL_VALUE_EXPR for expansion.
9377 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9379 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9380 the frame info after reload completed.
9382 2016-01-25 Jeff Law <law@redhat.com>
9384 PR tree-optimization/69196
9385 PR tree-optimization/68398
9386 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9387 tree-ssa-threadupdate.c.
9388 (determine_bb_domination_status): Prototype
9389 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9390 (determine_bb_domination_status): No longer static.
9391 (valid_jump_thread_path): Remove code to detect characteristics
9392 of the jump thread path not associated with correctness.
9393 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9394 Correct test for thread path length. Count PHIs for real operands as
9395 statements that need to be copied. Do not count ASSERT_EXPRs.
9396 Look at all the blocks in the thread path. Compute and selectively
9397 filter thread paths based on threading through the latch, threading
9398 a multiway branch or crossing a multiway branch.
9400 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9402 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9403 decl with __attribute__ ((unused)) annotation.
9405 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9408 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9409 of operands is compatible with a statement vectype.
9411 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9413 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9414 improve wording for mixed storage order support.
9416 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9418 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9419 (vcvt_u64_f64): Likewise.
9420 (vcvta_s64_f64): Likewise.
9421 (vcvta_u64_f64): Likewise.
9422 (vcvtm_s64_f64): Likewise.
9423 (vcvtm_u64_f64): Likewise.
9424 (vcvtn_s64_f64): Likewise.
9425 (vcvtn_u64_f64): Likewise.
9426 (vcvtp_s64_f64): Likewise.
9427 (vcvtp_u64_f64): Likewise.
9429 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9431 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9432 (arc_init): Check validity mll64 option.
9433 (arc_save_restore): Use double load/store instruction.
9434 (arc_expand_movmem): Likewise.
9435 (arc_split_move): Don't split if we have double load/store
9436 instructions. Returns a boolean.
9437 (arc_process_double_reg_moves): Change function to return boolean
9438 instead of a sequence of instructions.
9439 (arc_dwarf_register_span): New function.
9440 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9441 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9442 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9443 (*movdf_insn): Likewise.
9444 * config/arc/arc.opt (mll64): New option.
9445 * config/arc/predicates.md (even_register_operand): New predicate.
9446 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9448 2016-01-25 Richard Biener <rguenther@suse.de>
9451 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9452 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9454 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9456 2016-01-25 Richard Biener <rguenther@suse.de>
9458 PR tree-optimization/69376
9459 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9461 (VN_INFO_ANTI_RANGE_P): New inline.
9462 (VN_INFO_RANGE_TYPE): Likewise.
9463 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9464 SSA_NAME_ANTI_RANGE_P.
9465 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9466 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9467 Properly query VN_INFO_RANGE_TYPE.
9469 2016-01-25 Nick Clifton <nickc@redhat.com>
9472 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9474 2016-01-23 Tom de Vries <tom@codesourcery.com>
9476 PR tree-optimization/69426
9477 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9480 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9482 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9483 "the the" with "the" in the comments.
9484 * ipa-devirt.c (build_type_inheritance_graph,
9485 update_type_inheritance_graph): Likewise.
9486 * tree.c (build_function_type_list_1): Likewise.
9487 * cfgloopmanip.c (scale_loop_profile): Likewise.
9488 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9489 * gimple-ssa-split-paths.c
9490 (find_block_to_duplicate_for_splitting_paths): Likewise.
9491 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9492 * expr.c (convert_move): Likewise.
9493 * var-tracking.c (vt_stack_adjustments): Likewise.
9494 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9495 * tree-vrp.c (test_for_singularity): Likewise.
9497 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9498 directly instead of building a temporary tree.
9501 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9502 remove <algorithm> include.
9504 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9507 * config/i386/i386.c: Include dojump.h.
9508 (expand_small_movmem_or_setmem,
9509 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9511 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9512 if dynamic_check != -1.
9514 2016-01-21 Jeff Law <law@redhat.com>
9517 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9518 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9519 into dominated_by_p.
9520 (cprop_into_successor_phis): Avoid unnecessary tests.
9522 2016-01-22 Richard Henderson <rth@redhat.com>
9525 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9526 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9528 2016-01-22 Michael Matz <matz@suse.de>
9530 * system.h (string, algorithm): Include only conditionally.
9531 (new): Include always under C++.
9532 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9533 * final.c (toplevel): Ditto.
9534 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9535 * genconditions.c (write_header): Make gencondmd.c define
9537 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9539 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9540 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9542 2016-01-22 Christian Bruel <christian.bruel@st.com>
9545 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9547 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9550 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9551 define_insn_and_split. Ensure operands[1] and operands[0] do not
9552 get assigned the same register.
9554 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9556 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9558 2016-01-22 Christian Bruel <christian.bruel@st.com>
9560 * config/arm/arm-c.c (arm_pragma_target_parse):
9561 Remove warn_builtin_macro_redefined overwrite.
9563 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9565 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9566 flag_non_call_exceptions compatibility.
9568 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9571 * dwarf2out.c (add_child_die_after): New function.
9572 (dwarf_qual_info_t): New type.
9573 (dwarf_qual_info): New variable.
9574 (qualified_die_p): New function.
9575 (modified_type_die): For -fdebug-types-section, ensure
9576 canonical order of qualifiers. Put qualified DIEs adjacent
9577 to the corresponding non-qualified type DIE and search there
9578 for existing qualified DIEs.
9580 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9582 * doc/extend.texi (scalar_storage_order type attribute): Document
9583 restriction on type punning and aliasing, and remove future tense.
9585 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9588 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9591 2016-01-21 Jeff Law <law@redhat.com>
9594 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9595 useless call to record_temporary_equivalences.
9596 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9597 allocate 10 slots in the bb_path vector and let it grow as needed.
9598 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9601 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9603 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9605 * configure: Regenerate.
9607 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9609 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9610 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9612 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9615 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9616 drop EXPAND_INITIALIZER.
9617 * rtl.h (contains_symbolic_reference_p): Declare.
9618 * rtlanal.c (contains_symbolic_reference_p): New function.
9619 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9620 a subtraction into a NOT if symbolic constants are involved.
9622 2016-01-21 Anton Blanchard <anton@samba.org>
9623 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9626 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9628 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9631 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9633 * config/microblaze/microblaze.c
9634 (get_branch_target): New.
9635 (insert_wic_for_ilb_runout): New.
9637 (microblaze_machine_dependent_reorg): New.
9638 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9639 * config/microblaze/microblaze.md
9640 (UNSPEC_IPREFETCH): Define.
9641 (iprefetch): New pattern
9642 * config/microblaze/microblaze.opt
9643 (mxl-prefetch): New flag.
9645 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9647 * config/microblaze/microblaze.h
9648 (FIXED_REGISTERS): Update in macro.
9649 (CALL_USED_REGISTERS): Update in macro.
9651 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9653 PR rtl-optimization/68920
9654 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9657 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9659 PR rtl-optimization/68990
9660 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9661 pseudo instead of inheritance ones.
9663 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9664 Nick Clifton <nickc@redhat.com>
9668 * config/mips/mips.c (mips_compute_frame_info): Initialise
9669 args_size and hard_frame_pointer_offset fields of the frame
9670 structure before calling mips_global_pointer.
9672 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9674 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9676 * configure: Regenerate.
9678 2016-01-21 Richard Biener <rguenther@suse.de>
9680 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9682 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9684 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9685 to actually emit the .size directive.
9687 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9688 Jakub Jelinek <jakub@redhat.com>
9692 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9693 args array size by one to avoid buffer overflow.
9695 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9697 * config/s390/s390.md (pool_section_start): Use switch_to_section
9698 to select proper read-only data section instead of hardcoding
9700 (pool_section_end): Use switch_to_section to match the above.
9702 2016-01-21 Richard Biener <rguenther@suse.de>
9704 PR tree-optimization/69378
9705 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9706 (set_ssa_val_to): Use it for dominance checks taking into
9707 account not executable edges.
9709 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9712 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9713 for bitsize instead of GET_MODE_PRECISION (mode).
9715 2016-01-20 Martin Sebor <msebor@redhat.com>
9718 * extend.texi (__sync Builtins): Clarify the semantics of
9719 __sync_fetch_and_OP built-ins on pointers.
9720 (__atomic Builtins): Same.
9722 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9723 Sebastian Pop <s.pop@samsung.com>
9725 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9726 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9727 (is_valid_rename): Same.
9728 (translate_isl_ast_to_gimple::get_rename): Same.
9729 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9730 (translate_isl_ast_to_gimple::rename_uses): Same.
9731 (get_new_name): Check for close_phi nodes.
9732 (copy_loop_phi_args): Use phi_node_kind.
9733 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9734 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9736 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9737 Sebastian Pop <s.pop@samsung.com>
9739 Revert commit r229783.
9740 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9741 Remove use of parameter_rename_map.
9743 (copy_internal_parameters): Remove.
9744 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9745 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9746 (free_sese_info): Do not free parameter_rename_map.
9747 (set_rename): Do not use parameter_rename_map.
9748 (rename_uses): Update call to set_rename.
9749 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9750 * sese.h (parameter_rename_map_t): Remove.
9751 (struct sese_info_t): Remove field parameter_rename_map.
9753 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9754 Sebastian Pop <s.pop@samsung.com>
9756 * graphite-isl-ast-to-gimple.c: Fix comment.
9757 * graphite-scop-detection.c (defined_in_loop_p): New.
9758 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9759 names defined in loop.
9761 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9762 Sebastian Pop <s.pop@samsung.com>
9764 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9765 Discard unstructured if-then-else regions.
9767 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9768 Sebastian Pop <s.pop@samsung.com>
9770 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9771 (cleanup_loop_iter_dom): Remove.
9772 (build_loop_iteration_domains): Remove.
9773 (build_scop_context): Remove.
9774 (build_scop_iteration_domain): Remove.
9775 (add_loop_constraints): New.
9776 (build_iteration_domains): New.
9777 (build_poly_scop): Call build_iteration_domains.
9779 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9780 Sebastian Pop <s.pop@samsung.com>
9782 * graphite-scop-detection.c
9783 (scop_detection::harmful_loop_in_region): Free dom and loops.
9784 (scop_detection::loop_body_is_valid_scop): Free bbs.
9786 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9787 Sebastian Pop <s.pop@samsung.com>
9789 * graphite-scop-detection.c (record_loop_in_sese): New.
9790 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9791 (build_scops): Remove call to build_sese_loop_nests.
9792 * sese.c (sese_record_loop): Remove.
9793 (build_sese_loop_nests): Remove.
9794 (new_sese_info): Remove region->loops.
9795 (free_sese_info): Same.
9796 * sese.h (sese_contains_loop): Same.
9797 (build_sese_loop_nests): Remove.
9798 (sese_contains_loop): Remove.
9800 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9801 Sebastian Pop <s.pop@samsung.com>
9803 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9804 loop_is_valid_in_scop.
9805 (scop_detection::harmful_stmt_in_region): Renamed
9806 harmful_loop_in_region.
9807 Call loop_is_valid_in_scop.
9809 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9810 Sebastian Pop <s.pop@samsung.com>
9812 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9815 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9816 Sebastian Pop <s.pop@samsung.com>
9818 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9819 * graphite.h (struct poly_bb): Remove field is_reduction.
9820 (PBB_IS_REDUCTION): Remove.
9822 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9823 Sebastian Pop <s.pop@samsung.com>
9825 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9826 (add_pdr_constraints): Same.
9827 (scop_get_reads): Same.
9828 (scop_get_must_writes): Same.
9829 (scop_get_may_writes): Same.
9830 (scop_get_original_schedule): Same.
9831 (extend_schedule): Same.
9832 (apply_schedule_on_deps): Same.
9833 (carries_deps): Same.
9834 (compute_deps): Same.
9835 (scop_get_dependences): Same.
9836 * graphite-isl-ast-to-gimple.c
9837 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9838 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9839 (get_schedule_for_band_list): Same.
9840 (get_schedule_map): Same.
9841 (apply_schedule_map_to_scop): Same.
9842 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9843 (build_loop_iteration_domains): Same.
9844 (add_condition_to_pbb): Same.
9845 (add_param_constraints): Same.
9846 (pdr_add_memory_accesses): Same.
9847 (pdr_add_data_dimensions): Same.
9849 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9851 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9854 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9856 * common.opt (feliminate-dwarf2-dups): Replace references to
9857 "DWARF 2" with just "DWARF".
9858 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9859 * doc/extend.texi: Likewise.
9860 * doc/cpp.texi: Likewise.
9861 * doc/invoke.texi: Likewise.
9862 (Option Summary): Add -gdwarf to list of Debugging Options.
9863 (Debugging Options): Document -gdwarf.
9864 * doc/contrib.texi: Spell "DWARF" like that.
9866 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9868 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9869 warning. Fix up formatting.
9872 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9873 attempt to mark memory input operand addressable and
9874 call prepare_gimple_addressable in that case. Don't adjust
9875 input_location for diagnostics, use error_at instead.
9877 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9879 * config/rs6000/ppc-auxv.h: New file.
9880 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9882 (cpu_supports): Likewise.
9883 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9884 (cpu_is_info): New variable.
9885 (cpu_supports_info): Likewise.
9886 (tcb_verification_symbol): Likewise.
9887 (cpu_builtin_p): Likewise.
9888 (cpu_expand_builtin): New function.
9889 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9890 (rs6000_init_builtins): Likewise.
9891 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9892 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9893 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9894 * configure: Regenerate.
9895 * config.in: Likewise.
9896 * doc/extend.texi (PowerPC Built-in Functions): Document
9897 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9899 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9902 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9904 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9907 2016-01-20 Richard Henderson <rth@redhat.com>
9913 * tree.c (tm_define_builtin): New.
9914 (find_tm_vector_type): New.
9915 (build_tm_vector_builtins): New.
9916 (build_common_builtin_nodes): Call it.
9918 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9920 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9921 (arm_fp_ok): Likewise.
9923 (arm_crypto): Likewise.
9925 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9926 Richard Biener <rguenther@suse.de>
9928 PR tree-optimization/69328
9929 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9930 vectors have same number of elements.
9931 (vectorizable_condition): Fix masked version recognition.
9933 2016-01-20 Richard Biener <rguenther@suse.de>
9935 PR tree-optimization/69345
9936 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9937 (VN_INFO_PTR_INFO): Likewise.
9938 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9939 info when it is equal between non-dominating SSA names.
9940 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9941 Make sure to look at original SSA infos.
9943 2016-01-20 Jeff Law <law@redhat.com>
9946 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9948 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9949 (pc_or_label_operand): New predicate.
9950 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9951 tests for small integers that are 2^n - 1.
9953 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9955 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9957 2016-01-19 Jeff Law <law@redhat.com>
9960 * tree-ssa-threadbackwards.c
9961 (fsm_find_control_statement_thread_paths): Do not try to lookup
9962 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9964 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9966 * doc/lto.texi: Remove text that says only Gold has linker plugin
9969 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9971 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9972 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9973 the DIE accordingly.
9974 (modified_type_die): Add REVERSE parameter and pass it recursively,
9975 as well as to base_type_die. Adjust presence check accordingly.
9976 (base_type_for_mode): Adjust call to modified_type_die.
9977 (add_type_attribute): Add REVERSE parameter and pass it to
9979 (generic_parameter_die): Adjust call to add_type_attribute.
9980 (add_scalar_info): Likewise.
9981 (add_subscript_info): Likewise.
9982 (gen_array_type_die): Likewise.
9983 (gen_descr_array_type_die): Likewise.
9984 (gen_entry_point_die): Likewise.
9985 (gen_enumeration_type_die): Likewise.
9986 (gen_formal_parameter_die): Likewise.
9987 (gen_subprogram_die): Likewise.
9988 (gen_variable_die ): Likewise.
9989 (gen_const_die): Likewise.
9990 (gen_field_die): Likewise.
9991 (gen_pointer_type_die): Likewise.
9992 (gen_reference_type_die): Likewise.
9993 (gen_ptr_to_mbr_type_die): Likewise.
9994 (gen_inheritance_die): Likewise.
9995 (gen_subroutine_type_die): Likewise.
9996 (gen_typedef_die): Likewise.
9997 (force_type_die): Adjust call to modified_type_die.
9999 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10001 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10002 flow throughout the file. Fix broken link to Objective-C 2.0
10004 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10007 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10009 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10011 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10014 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10015 (maybe_record_node): Record cxa_pure_virtual as the only possible
10016 target if there are not ohter candidates.
10017 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10019 2016-01-19 Richard Biener <rguenther@suse.de>
10021 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10022 (get_memory_order): Likewise.
10024 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10026 * tree-vect-stmts.c (vectorizable_store): Check
10029 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10032 * gcc.c (driver::decode_argv): Add call to
10033 init_opts_obstack before init_options_struct.
10034 * opts.c (init_opts_obstack): Remove idempotency.
10035 (init_options_struct): Replace call to init_opts_obstack
10036 with a gcc_assert to verify that it has already been called.
10037 * toplev.c (toplev::main): Add call to init_opts_obstack before
10038 calls to init_options_struct.
10039 (toplev::finalize): Move cleanup of opts_obstack next to
10040 cleanup of save_decoded_options, clearing the latter, and
10041 save_decoded_options_count.
10043 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10046 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10047 attribute to unconditional. Remove %? from output template.
10049 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10050 Jiong Wang <jiong.wang@arm.com>
10052 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10053 generated from different expand order.
10055 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10057 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10058 Add support for CCMP costing.
10060 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10062 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10063 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10064 (fccmpe<mode>): Likewise.
10065 (fcmp): Rename to fcmp and globalize pattern.
10067 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10068 (aarch64_gen_ccmp_next): Add FP support.
10070 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10072 * target.def (gen_ccmp_first): Update documentation.
10073 (gen_ccmp_next): Likewise.
10074 * doc/tm.texi (gen_ccmp_first): Update documentation.
10075 (gen_ccmp_next): Likewise.
10076 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10077 expand_ccmp_expr_1. Improve comments.
10078 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10079 (ccmp_ior<mode>): Remove pattern.
10080 (cmp<mode>): Remove expand.
10081 (cmp): Globalize pattern.
10082 (cstorecc4): Use cc_register.
10083 (mov<mode>cc): Remove ccmp_cc_register check.
10084 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10085 Simplify after removal of CC_DNE/* modes.
10086 (aarch64_ccmp_mode_to_code): Remove.
10087 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10088 In 'k' case use integer as condition.
10089 (aarch64_nzcv_codes): Remove inverted cases.
10090 (aarch64_code_to_ccmode): Remove.
10091 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10092 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10093 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10094 pattern. Return the comparison with CC register. Invert conditions
10095 when bitcode is OR.
10096 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10097 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10099 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10101 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10102 instrumented_version.
10104 2016-01-19 Richard Biener <rguenther@suse.de>
10106 PR tree-optimization/69336
10107 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10108 handled components with get_ref_base_and_extent.
10109 (equal_mem_array_ref_p): Adjust.
10111 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10114 * shrink-wrap.c: Include valtrack.h.
10115 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10116 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10117 in between insn and where it will be moved to. Call
10118 dead_debug_insert_temp.
10119 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10120 first and dead_debug_local_finish at the end.
10121 For uses and defs bitmap, handle all regs in between REGNO and
10122 END_REGNO, not just the first one.
10124 2016-01-19 Richard Biener <rguenther@suse.de>
10126 PR tree-optimization/69352
10127 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10128 (equal_mem_array_ref_p): Constrain size and max size properly.
10129 Compare the reverse flag.
10131 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10133 * ira.c (ira): Update regstat data if we deleted insns.
10135 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10137 PR rtl-optimization/68955
10138 PR rtl-optimization/64557
10139 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10140 here. Fix up formatting.
10141 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10143 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10146 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10147 assume that the node has body.
10148 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10151 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10153 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10156 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10158 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10159 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10161 2016-01-19 Martin Jambor <mjambor@suse.cz>
10162 Martin Liska <mliska@suse.cz>
10163 Michael Matz <matz@suse.de>
10165 * Makefile.in (OBJS): Add new source files.
10166 (GTFILES): Add hsa.c.
10167 * common.opt (disable_hsa): New variable.
10168 (-Whsa): New warning.
10169 * config.in (ENABLE_HSA): New.
10170 * configure.ac: Treat hsa differently from other accelerators.
10171 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10172 $enable_offloading.
10173 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10174 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10175 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10176 --with-hsa-kmt-lib.
10177 * doc/invoke.texi (-Whsa): Document.
10178 (hsa-gen-debug-stores): Likewise.
10179 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10180 to invoke offload compiler for hsa acclerator.
10181 * opts.c (common_handle_option): Determine whether HSA offloading
10182 should be performed.
10183 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10184 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10185 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10186 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10187 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10188 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10189 GF_OMP_FOR_KIND_GRID_LOOP.
10190 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10191 (pp_gimple_stmt_1): Likewise.
10192 * gimple-walk.c (walk_gimple_stmt): Likewise.
10193 * gimple.c (gimple_build_omp_grid_body): New function.
10194 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10195 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10196 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10197 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10198 GF_OMP_TEAMS_GRID_PHONY.
10199 (gimple_statement_omp_single_layout): Updated comments.
10200 (gimple_build_omp_grid_body): New function.
10201 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10202 (gimple_omp_for_grid_phony): New function.
10203 (gimple_omp_for_set_grid_phony): Likewise.
10204 (gimple_omp_parallel_grid_phony): Likewise.
10205 (gimple_omp_parallel_set_grid_phony): Likewise.
10206 (gimple_omp_teams_grid_phony): Likewise.
10207 (gimple_omp_teams_set_grid_phony): Likewise.
10208 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10209 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10210 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10211 (BUILT_IN_GOMP_TARGET): Updated type.
10212 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10213 (adjust_for_condition): New function.
10214 (get_omp_for_step_from_incr): Likewise.
10215 (extract_omp_for_data): Moved parts to adjust_for_condition and
10216 get_omp_for_step_from_incr.
10217 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10218 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10219 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10220 (scan_omp_parallel): Do not create child functions for phony
10222 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10223 (scan_omp_1_op): Checking assert we are not remapping to
10224 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10225 (parallel_needs_hsa_kernel_p): New function.
10226 (expand_parallel_call): Register apprpriate parallel child
10227 functions as HSA kernels.
10228 (grid_launch_attributes_trees): New type.
10229 (grid_attr_trees): New variable.
10230 (grid_create_kernel_launch_attr_types): New function.
10231 (grid_insert_store_range_dim): Likewise.
10232 (grid_get_kernel_launch_attributes): Likewise.
10233 (get_target_argument_identifier_1): Likewise.
10234 (get_target_argument_identifier): Likewise.
10235 (get_target_argument_value): Likewise.
10236 (push_target_argument_according_to_value): Likewise.
10237 (get_target_arguments): Likewise.
10238 (expand_omp_target): Call get_target_arguments instead of looking
10239 up for teams and thread limit.
10240 (grid_expand_omp_for_loop): New function.
10241 (grid_arg_decl_map): New type.
10242 (grid_remap_kernel_arg_accesses): New function.
10243 (grid_expand_target_kernel_body): New function.
10244 (expand_omp): Call it.
10245 (lower_omp_for): Do not emit phony constructs.
10246 (lower_omp_taskreg): Do not emit phony constructs but create for them
10247 a temporary variable receiver_decl.
10248 (lower_omp_taskreg): Do not emit phony constructs.
10249 (lower_omp_teams): Likewise.
10250 (lower_omp_grid_body): New function.
10251 (lower_omp_1): Call it.
10252 (grid_reg_assignment_to_local_var_p): New function.
10253 (grid_seq_only_contains_local_assignments): Likewise.
10254 (grid_find_single_omp_among_assignments_1): Likewise.
10255 (grid_find_single_omp_among_assignments): Likewise.
10256 (grid_find_ungridifiable_statement): Likewise.
10257 (grid_target_follows_gridifiable_pattern): Likewise.
10258 (grid_remap_prebody_decls): Likewise.
10259 (grid_copy_leading_local_assignments): Likewise.
10260 (grid_process_kernel_body_copy): Likewise.
10261 (grid_attempt_target_gridification): Likewise.
10262 (grid_gridify_all_targets_stmt): Likewise.
10263 (grid_gridify_all_targets): Likewise.
10264 (execute_lower_omp): Call grid_gridify_all_targets.
10265 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10266 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10267 (tree_omp_clause): Added union field dimension.
10268 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10269 * tree.c (omp_clause_num_ops): Added number of arguments of
10270 OMP_CLAUSE__GRIDDIM_.
10271 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10272 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10273 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10274 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10275 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10276 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10277 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10278 * tree-pass.h (make_pass_gen_hsail): Declare.
10279 (make_pass_ipa_hsa): Likewise.
10280 * ipa-hsa.c: New file.
10281 * lto-section-in.c (lto_section_name): Add hsa section name.
10282 * lto-streamer.h (lto_section_type): Add hsa section.
10283 * timevar.def (TV_IPA_HSA): New.
10284 * hsa-brig-format.h: New file.
10285 * hsa-brig.c: New file.
10286 * hsa-dump.c: Likewise.
10287 * hsa-gen.c: Likewise.
10290 * toplev.c (compile_file): Call hsa_output_brig.
10291 * hsa-regalloc.c: New file.
10293 2016-01-18 Jeff Law <law@redhat.com>
10295 PR tree-optimization/69320
10296 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10297 ranged object, do nothing if the RHS constant is not [0..1].
10298 (optimize_stmt): Comparing a boolean ranged object against a
10299 constant outside [0..1] results in a compile-time constant.
10301 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10304 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10306 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10307 (Option Summary): Update to reflect new section and moved options.
10308 (C++ Dialect Options): Move -fstats to new section.
10309 (Debugging Options): Move all dump, statistics, and other GCC
10310 developer options to new section. Rewrite section introduction
10311 and re-order remaining options to put the more basic ones first.
10312 (Optimization Options): Move -fira-verbose and -flto-report* to
10314 (Developer Options): New section incorporating moved options.
10315 * doc/cppopts.texi (-dM): Update cross-reference.
10317 2016-01-18 Richard Henderson <rth@redhat.com>
10320 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10321 operands to pseudo only if CSE is expected. Split long immediate
10322 operands only after reload, and for the stack pointer.
10323 (*add<GPI>3_pluslong): Remove.
10324 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10325 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10326 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10327 (*add<GPI>3 peepholes): New.
10328 (*add<GPI>3 splitters): New.
10329 * config/aarch64/constraints.md (Upl): New.
10330 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10332 2016-01-18 Richard Biener <rguenther@suse.de>
10334 PR tree-optimization/69297
10335 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10337 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10339 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10341 PR middle-end/68542
10342 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10343 of mixind vector and scalar types.
10344 (fold_relational_const): Add handling of vector
10345 comparison with boolean result.
10346 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10347 comparison of vector operands with boolean result for EQ/NE only.
10348 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10349 (verify_gimple_cond): Likewise.
10350 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10353 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10355 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10358 2016-01-18 Richard Biener <rguenther@suse.de>
10360 PR middle-end/69308
10361 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10363 2016-01-18 Tom de Vries <tom@codesourcery.com>
10365 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10367 2016-01-18 Tom de Vries <tom@codesourcery.com>
10369 * omp-low.c (set_oacc_fn_attrib): Make extern.
10370 * omp-low.h (set_oacc_fn_attrib): Declare.
10371 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10372 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10373 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10374 Add and handle function parameter oacc_kernels_p.
10375 (find_reduc_addr, get_omp_data_i_param): New function.
10376 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10377 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10378 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10379 Calculate dominance info. Skip loops that are not in a kernels region
10380 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10381 (pass_parallelize_loops::execute): Call parallelize_loops with
10382 oacc_kernels_p argument.
10383 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10384 New member function.
10385 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10386 * passes.def: Add argument to pass_parallelize_loops instantation.
10388 2016-01-18 Tom de Vries <tom@codesourcery.com>
10390 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10391 pass_parallelize_loops to be run outside the loop pipeline.
10393 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10395 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10396 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10398 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10401 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10402 using get_ref_base_and_extent.
10403 (equal_mem_array_ref_p): New.
10404 (hashable_expr_equal_p): Add call to previous.
10406 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10409 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10410 (sra_initialize): Allocate disqualified_constants.
10411 (sra_deinitialize): Free disqualified_constants.
10412 (disqualify_candidate): Update disqualified_constants when appropriate.
10413 (create_access): Scan for constant-pool entries as we go along.
10414 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10415 (maybe_add_sra_candidate): Allow constant-pool entries.
10416 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10417 (initialize_constant_pool_replacements): New.
10418 (sra_modify_assign): Avoid mangling assignments created by previous,
10419 and don't generate writes into constant pool.
10420 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10422 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10424 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10425 andnot instruction.
10426 (scalar_chain::convert_op): Likewise.
10427 * config/i386/i386.md (*andndi3_doubleword): New.
10429 2016-01-18 Richard Biener <rguenther@suse.de>
10431 PR tree-optimization/69170
10432 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10433 building a vector from scalar results of a pattern stmt.
10435 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10437 * haifa-sched.c (autopref_multipass_init): Work around
10438 -Wmaybe-uninitialized warning.
10440 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10442 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10443 against the constant 0.
10445 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10447 PR tree-optimization/68799
10448 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10449 look up phi candidates in the statement-candidate map.
10450 (phi_add_costs): Likewise.
10451 (record_phi_increments): Likewise.
10452 (phi_incr_cost): Likewise.
10453 (ncd_with_phi): Likewise.
10454 (all_phi_incrs_profitable): Likewise.
10456 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10458 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10459 -Wmaybe-uninitialized warning.
10461 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10463 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10464 (Option Summary): Update to reflect new section and moved options.
10465 (C++ Dialect Options): Move -fvtable-verify and related options.
10466 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10467 and profiling-related options.
10468 (Optimization Options): Move profile generation options and
10469 -fstack-protector and related options.
10470 (Instrumentation Options): New section incorporating moved options.
10471 (Code Generation Options): Move -finstrument-functions and
10472 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10474 2016-01-16 Tom de Vries <tom@codesourcery.com>
10476 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10478 2016-01-16 Tom de Vries <tom@codesourcery.com>
10480 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10482 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10484 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10485 that checks whether the table is already empty. Rename the
10486 original implementation to...
10487 (hash_table::empty_slot): ...this new private function.
10489 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10491 PR diagnostic/68899
10492 * diagnostic-show-locus.c (layout::print_source_line): Move x
10493 offset of line until after call to
10494 get_line_width_without_trailing_whitespace.
10496 2016-01-15 Jeff Law <law@redhat.com>
10498 PR tree-optimization/69270
10499 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10500 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10501 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10502 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10503 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10504 ssa_name_has_boolean_range and constant_boolean_node.
10506 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10508 PR rtl-optimization/69030
10509 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10511 (spill_pseudos): Delete debug insn for dead pseudo.
10512 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10514 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10516 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10518 (TYPES_UNOPUS): Likewise.
10519 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10520 builtin type, from UNOP to UNOPUS.
10521 (lbtruncuv4sf): Likewise.
10522 (lbtruncuv2df): Likewise.
10523 (lrounduv2sf): Likewise.
10524 (lrounduv4sf): Likewise.
10525 (lrounduv2df): Likewise.
10526 (lroundusf): Likewise.
10527 (lroundusf): Likewise.
10528 (lceiluv2sf): Likewise.
10529 (lceiluv4sf): Likewise.
10530 (lceiluv2df): Likewise.
10531 (lceilusf): Likewise.
10532 (lceiludf): Likewise.
10533 (lflooruv2sf): Likewise.
10534 (lflooruv4sf): Likewise.
10535 (lflooruv2df): Likewise.
10536 (lfloorusf): Likewise.
10537 (lfloorudf): Likewise.
10538 (lfrintnuv2sf): Likewise.
10539 (lfrintnuv4sf): Likewise.
10540 (lfrintnuv2df): Likewise.
10541 (lfrintnusf): Likewise.
10542 (lfrintnudf): Likewise.
10543 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10545 (vcvtq_u32_f32): Likewise.
10546 (vcvtq_u64_f64): Likewise.
10547 (vcvta_u32_f32): Likewise.
10548 (vcvtaq_u32_f32): Likewise.
10549 (vcvtaq_u64_f64): Likewise.
10550 (vcvtm_u32_f32): Likewise.
10551 (vcvtmq_u32_f32): Likewise.
10552 (vcvtmq_u64_f64): Likewise.
10553 (vcvtn_u32_f32): Likwise.
10554 (vcvtnq_u32_f32): Likewise.
10555 (vcvtnq_u64_f64): Likewise.
10556 (vcvtp_u32_f32): Likewise.
10557 (vcvtpq_u32_f32): Likewise.
10558 (vcvtpq_u64_f64): Likewise.
10559 (vcvtmd_u64_f64): Likewise.
10560 (vcvtms_u32_f32): Likewise.
10561 (vcvtad_u64_f64): Likewise.
10562 (vcvtas_u32_f32): Likewise.
10563 (vcvtnd_u64_f64): Likewise.
10564 (vcvtns_u32_f32): Likewise.
10565 (vcvtpd_u64_f64): Likewise.
10566 (vcvtps_u32_f32): Likewise.
10568 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10570 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10571 CSEL of zero_extended registers.
10573 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10575 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10576 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10578 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10580 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10581 false when argument string is not found in the attributes table
10584 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10587 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10588 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10589 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10590 precision estimate.
10592 2016-01-15 Richard Biener <rguenther@suse.de>
10594 PR tree-optimization/66856
10595 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10596 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10597 (vect_create_new_slp_node): Increment stmt reference count.
10598 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10599 an SLP tree before swapping operands.
10600 (vect_build_slp_tree): Likewise.
10601 (destroy_bb_vec_info): Free stmt info after SLP instances.
10602 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10603 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10604 (STMT_VINFO_NUM_SLP_USES): New macro.
10606 2016-01-15 Richard Biener <rguenther@suse.de>
10609 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10610 (add_linkage_name): ... here.
10611 (gen_typedef_die): Use add_linkage_name_raw instead of
10612 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10615 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10617 * gimplify.c (oacc_default_clause): Decode reference and pointer
10618 types for both kernels and parallel regions.
10620 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10622 PR middle-end/69246
10623 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10625 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10627 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10628 (convert_scalars_to_vector): Likewise.
10630 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10632 * doc/extend.texi (Type Traits): Fix grammar.
10634 2016-01-15 Martin Jambor <mjambor@suse.cz>
10636 * tree-inline.c (remap_decl): Use existing dclarations if
10637 remapping a type and prevent_decl_creation_for_types.
10638 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10639 decls first. Do real remapping with
10640 prevent_decl_creation_for_types set.
10641 * tree-inline.h (copy_body_data): New field
10642 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10645 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10647 * config/s390/s390.opt (mmvcle): More verbose help text.
10649 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10651 * config/s390/s390.opt: Add period to -mzvector option text.
10653 2016-01-15 Richard Biener <rguenther@suse.de>
10655 PR tree-optimization/68961
10656 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10657 of invariants in stores again.
10659 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10661 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10663 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10665 * config/i386/i386.c (ix86_expand_branch): Don't split
10666 DI mode xor instruction to SI mode.
10668 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10671 * ipa-icf.c (sem_function::merge): Virtual functions may become
10672 reachable even if they address is not taken and there are no
10675 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10677 * lto-streamer-out.c (subtract_estimated_size): New function.
10678 (get_symbol_initial_value): Use it.
10680 2016-01-15 Christian Bruel <christian.bruel@st.com>
10683 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10684 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10685 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10686 use add_builtin_function_ext_scope instead of add_builtin_function.
10687 (neon_set_p, neon_crypto_set_p): Remove.
10688 (arm_init_builtins): Always call arm_init_neon_builtins and
10689 arm_init_crypto_builtins.
10690 (arm_expand_builtin): Check that builtins are allowed for the arch.
10691 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10692 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10693 arm_init_neon_builtins call.
10695 2016-01-15 Richard Biener <rguenther@suse.de>
10697 PR tree-optimization/69117
10698 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10699 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10700 of the leader conservatively.
10701 (free_scc_vn): Restore original SSA name infos.
10703 2016-01-14 Jeff Law <law@redhat.com>
10705 PR tree-optimization/69270
10706 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10707 single bit of precision, verify it's also unsigned.
10708 (record_edge_info): Use constant_boolean_node rather than fold_convert
10709 to convert boolean_true/boolean_false to the right type.
10711 2016-01-14 Richard Henderson <rth@redhat.com>
10714 * loop-doloop.c (record_reg_sets): New.
10715 (doloop_optimize): Reject the transform if the sequence
10716 clobbers registers live at the end of the loop block.
10717 (doloop_optimize_loops): Enable df_live if needed.
10719 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10721 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10722 * gcc/config/rs6000/rs6000.c: Likewise.
10723 * gcc/config/rs6000/rs6000.h: Likewise.
10724 * gcc/config/rs6000/rs6000.md: Likewise.
10725 * gcc/doc/extend.texi: Likewsie.
10727 2016-01-14 Jeff Law <law@redhat.com>
10729 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10732 2016-01-14 Richard Henderson <rth@redhat.com>
10736 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10737 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10738 instead of builtin_decl_declared_p to test for declaration.
10740 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10742 * doc/loop.texi (Loop Analysis and Representation): Document
10743 loop_depth function.
10745 2016-01-14 Tom de Vries <tom@codesourcery.com>
10747 PR tree-optimization/68773
10748 * omp-low.c (expand_omp_target): Don't set force_output.
10749 * varpool.c (varpool_node::get_create): Same.
10750 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10751 offload_funcs with force_output.
10753 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10756 * lra-eliminations.c (move_plus_up): Don't change anything if either
10757 the outer or inner subreg mode is not MODE_INT.
10758 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10759 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10761 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10763 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10764 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10765 reduc_uplus_@var{m}): Remove.
10766 * expr.c (expand_expr_real_2): Remove expansion path for
10767 reduc_[us](min|max|plus) optabs.
10768 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10769 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10770 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10771 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10772 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10773 reduc_[us](min|max|plus) optabs.
10775 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10777 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10778 (reduc_plus_scal_v2sf): New.
10779 (reduc_smax_v2sf): Rename to...
10780 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10781 (reduc_smin_v2sf): Rename to...
10782 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10784 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10786 * alias.c (compare_base_symbol_refs): New function.
10787 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10790 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10792 PR middle-end/68146
10793 PR tree-optimization/69155
10794 * tree-complex.c: Include cfganal.h.
10795 (phis_to_revisit): New variable.
10796 (extract_component): Add phiarg_p argument. Assert that returned
10797 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10798 (update_phi_components): Partly rewrite to use loop over real/imag
10799 components instead of code duplication. If extract_component returns
10800 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10801 create_tmp_reg into the PHI node instead, and mention the phi triplet
10802 in phis_to_revisit.
10803 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10804 in phis_to_revisit at the end.
10806 2016-01-14 Richard Biener <rguenther@suse.de>
10808 PR tree-optimization/68060
10809 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10810 outer loop reduction is only used in the inner loop before
10811 detecting a double reduction.
10813 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10816 * combine.c (expand_field_assignment): Punt if compute_mode is
10817 unsupported scalar mode.
10819 2016-01-14 Richard Biener <rguenther@suse.de>
10821 PR tree-optimization/66856
10822 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10823 SLP node only if it built successfully.
10824 (vect_analyze_slp_instance): Adjust.
10826 2016-01-14 Jeff Law <law@redhat.com>
10828 PR tree-optimization/69270
10829 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10830 (record_edge_info): Use it. Convert boolean_{true,false}_node
10831 to the type of op0.
10833 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10836 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10837 use block_ultimate_origin
10838 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10840 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10842 * doc/invoke.texi (Submodel Options): Rename section to
10843 "Machine-Dependent Options" to better reflect its content.
10844 Rewrite introductory text to remove archaic CPU names.
10847 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10849 * doc/invoke.texi (Code Gen Options): Move section up in file,
10850 before target-specific options. Update menu and option summary
10851 to reflect the new section ordering.
10853 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10855 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10856 (C++ Dialect Options): Add cross-reference to -std option.
10857 * doc/standards.texi (C++ Language): Document C++14 support.
10859 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10861 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10862 for pack/unpack functions for __ibm128.
10863 (PACK_IF): Likewise.
10864 (UNPACK_IF): Likewise.
10866 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10867 support for __ibm128 pack/unpack functions.
10868 (rs6000_invalid_builtin): Likewise.
10869 (rs6000_init_builtins): Likewise.
10870 (rs6000_opt_masks): Likewise.
10872 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10873 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10875 (RS6000_BTM_COMMON): Likewise.
10877 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10878 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10879 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10880 128-bit floating point. Add support for the double values to be
10881 in Altivec registers for TF/IF packing and unpacking, but restrict
10882 TD packing sub-fields to be FPR registers. Don't allow overlapped
10883 register support for packing. Allow pack inputs to be memory
10884 locations. Don't build generator functions for unpack<mode>_dm
10885 and unpack<mode>_nodm.
10886 (unpack<mode>_dm): Likewise.
10887 (unpack<mode>_nodm): Likewise.
10888 (pack<mode>): Likewise.
10890 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10891 built-in functions to pack/unpack explicit __ibm128 values.
10892 (__builtin_unpack_ibm128): Likewise.
10894 * doc/extend.texi (PowerPC Built-in Functions): Document
10895 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10897 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10900 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10901 Add new arg loc and pass it down as context.
10902 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10903 to the location to use for the warning.
10904 (check_function_arguments): New arg loc. All callers changed. Pass
10905 it to check_function_nonnull.
10906 * c-common.h (check_function_arguments): Adjust declaration.
10908 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10910 PR tree-optimization/69156
10911 * gimple.c (validate_type): Removed.
10912 (gimple_builtin_call_types_compatible_p): Use
10913 useless_type_conversion_p instead of validate_type.
10914 * value-prof.c (gimple_stringop_fixed_value): Fold
10915 icall_size to correct type.
10917 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10919 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10922 2016-01-13 Richard Henderson <rth@redhat.com>
10925 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10926 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10927 (ix86_builtin_tm_store): Remove.
10928 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10929 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10930 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10931 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10932 * doc/tm.texi: Rebuild.
10934 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10935 (BUILT_IN_TM_MEMCPY_RTWN): New.
10936 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10937 fallback from vector to integer helpers.
10938 (build_tm_load): Handle vector types directly, instead of
10940 (build_tm_store): Likewise.
10941 (expand_assign_tm): Prepare for register types not handled by
10942 the above. Copy them to memory and use memcpy.
10943 * tree.c (tm_define_builtin): New.
10944 (find_tm_vector_type): New.
10945 (build_tm_vector_builtins): New.
10946 (build_common_builtin_nodes): Call it.
10948 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10950 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10951 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10953 2016-01-13 Tom de Vries <tom@codesourcery.com>
10955 PR tree-optimization/69169
10956 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10957 handled_struct_type param.
10958 (create_variable_info_for, intra_create_variable_infos): Call
10959 create_variable_info_for_1 with extra arg.
10961 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10963 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10964 and "armv8.1-a+crc" entries.
10966 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10969 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10970 Change first operand predicate from register_or_constm1_operand
10971 to register_operand.
10972 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10973 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
10974 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
10975 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
10976 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
10977 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
10978 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
10979 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
10980 comparison with constm1_rtx from vec_prefetch_gen part.
10982 2016-01-13 Richard Biener <rguenther@suse.de>
10984 PR tree-optimization/69013
10985 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
10986 Exchange assert for a test.
10988 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10991 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
10993 2016-01-13 Richard Biener <rguenther@suse.de>
10995 PR tree-optimization/69242
10996 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
10997 assert with a check.
10999 2016-01-13 Richard Biener <rguenther@suse.de>
11001 PR tree-optimization/69186
11002 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11003 Properly guard vect_update_misalignment_for_peel call.
11005 2016-01-12 Jeff Law <law@redhat.com>
11007 PR tree-optimization/pr67755
11008 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11009 "need_profile_correction".
11010 (thread_block_1): Initialize new field to false by default. If we
11011 have multiple thread paths through a common joiner to different
11012 final targets, then set new field to true.
11013 (compute_path_counts): Only do count adjustment when it's really
11016 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11018 * doc/invoke.texi (Spec Files): Move section down in file, past
11019 all command-line option descriptions.
11021 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11023 PR middle-end/54809
11024 * doc/gty.texi: Remove documentation of mark_hook.
11025 * gengtype.c (struct write_types_data): Remove code to support
11026 mark_hook attribute.
11027 (walk_type): Likewise.
11028 (write_func_for_structure): Likewise.
11030 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11032 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11033 Directory Options, and -specs= to Overall Options.
11034 (Overall Options): Adjust similarly. Reorder to group related
11035 options together. Make -specs= cross-reference the spec file details.
11036 (Directory Options): Adjust similarly.
11038 2016-01-12 Jeff Law <law@redhat.com>
11040 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11042 2016-01-12 Olivier Hainque <hainque@adacore.com>
11044 * gcc.c (spec_undefvar_allowed): New global.
11045 (process_command): Set to true when running for --version or --help,
11047 (getenv_spec_function): When the variable is not defined, use the
11048 variable name as the variable value if we're allowed not to issue
11051 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11053 PR tree-optimization/68911
11054 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11055 information computed for expression "init + nit * step".
11057 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11059 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11060 about name of GCC executable. Remove deleted node from menu.
11061 (Directory Options) <-B>: Remove cross-reference to deleted node.
11062 (Target Options): Delete section.
11064 2016-01-12 Christian Bruel <christian.bruel@st.com>
11067 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11068 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11070 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11073 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11074 aligned_mem is properly set for AVX512-VL floating point masked
11078 * ifcvt.c (cond_exec_process_if_block): When removing the last
11079 insn from then_bb, remove also any possible barriers that follow it.
11081 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11085 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11086 (PTRDIFF_TYPE): Likewise.
11087 (WCHAR_TYPE): Likewise.
11088 (WCHAR_TYPE_SIZE): Likewise.
11089 (STDINT_LONG32): Likewise.
11091 2016-01-12 Richard Biener <rguenther@suse.de>
11093 PR tree-optimization/69053
11094 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11095 convert initial value for cond reductions.
11097 2016-01-12 Richard Biener <rguenther@suse.de>
11099 PR tree-optimization/69007
11100 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11101 widen_sum after dot_prod and sad.
11103 2016-01-12 Richard Biener <rguenther@suse.de>
11105 PR tree-optimization/69168
11106 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11107 pattern stmt SLP type.
11108 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11109 end up unused so cope with that case.
11111 2016-01-12 Richard Biener <rguenther@suse.de>
11113 PR tree-optimization/69157
11114 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11115 stmts def type only during analyze phase.
11116 (vectorizable_call): Likewise.
11117 (vectorizable_simd_clone_call): Likewise.
11118 (vectorizable_conversion): Likewise.
11119 (vectorizable_assignment): Likewise.
11120 (vectorizable_shift): Likewise.
11121 (vectorizable_operation): Likewise.
11122 (vectorizable_store): Likewise.
11123 (vectorizable_load): Likewise.
11125 2016-01-12 Richard Biener <rguenther@suse.de>
11127 PR tree-optimization/69174
11128 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11130 (vectorizable_load): Properly compute the number of loads needed
11131 for permuted strided SLP loads and do not spuriously assign
11132 to SLP_TREE_VEC_STMTS.
11134 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11136 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11137 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11138 (MD_EXEC_PREFIX): Remove.
11139 (MD_STARTFILE_PREFIX) Removee.
11140 (FILE_NAME_ABSOLUTE_P): Remove.
11141 (CPP_SPEC): Do not read macros from sys/version.h.
11142 (LINK_COMMAND_SPEC): Remove.
11143 (LOCAL_INCLUDE_DIR): Remove.
11144 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11145 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11146 (POST_LINK_SPEC): Define to invoke stubify after linker
11147 (LIBSTDCXX): Remove define
11148 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11149 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11150 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11151 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11152 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11153 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11154 (i386_djgpp_asm_named_section): Add propotype of new procedure
11156 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11157 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11158 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11159 in config/i386/djgpp.h).
11160 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11161 STANDARD_STARTFILE_PREFIX_1.
11162 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11163 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11164 installation errors.
11165 (MAX_OFILE_ALIGNMENT): Define to 128.
11166 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11168 * config/i386/djgpp.c: New file. Add implementation of
11169 i386_djgpp_asm_named_section.
11171 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11173 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11174 Add rule for building djgpp.o.
11176 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11178 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11179 (rtx_is_swappable_p): Reductions are swappable.
11180 (insn_is_swappable_p): V2DF reductions are swappable.
11182 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11184 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11185 reloads for other unsupported memory operands.
11187 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11188 Jim Wilson <jim.wilson@linaro.org>
11191 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11192 copy_to_mode_reg instead of force_reg.
11194 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11197 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11198 TARGET_80387 is true.
11200 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11203 * lra-eliminations.c (move_plus_up): Only move plus up
11204 if subreg of the constant can be simplified into constant
11205 and use the simplified subreg of the constant instead of
11206 the original constant.
11208 * fold-const.c (fold_convertible_p): Don't return true
11209 for conversion of VECTOR_TYPE to same sized integral type.
11210 (fold_convert_loc): Fix up formatting. Fold conversion of
11211 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11212 instead of NOP_EXPR.
11214 PR tree-optimization/69214
11215 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11216 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11219 PR tree-optimization/69207
11220 * tree-vect-slp.c (vect_get_constant_vectors): For
11221 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11222 fold_convertible_p to vector_type's element type, and always
11223 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11225 2016-01-11 Richard Biener <rguenther@suse.de>
11227 PR tree-optimization/69173
11228 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11229 fixup the cycle if all stmts are in a pattern.
11231 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11233 PR middle-end/68999
11234 * alias.c (base_alias_check): Move check for addresses with
11235 alignment ANDs before the call for compare_base_decls.
11236 (memrefs_conflict_p): Return -1 for different decls
11237 that went through alignment adjustments.
11239 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11241 PR rtl-optimization/68796
11242 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11243 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11244 and QImode comparisons against zero with CC_NZmode.
11245 * config/aarch64/iterators.md (short_mask): New mode_attr.
11247 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11249 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11250 (<avx512>_store<mode>_mask): Likewise.
11252 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11253 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11255 PR rtl-optimization/68841
11256 * ifcvt.c (struct noce_if_info): Add orig_x field.
11257 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11258 Don't record conflicts on to_rename if it's present.
11259 Allow memory destinations in sets.
11260 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11261 blocks, passing orig_x to the checks.
11262 (noce_process_if_block): Set if_info->orig_x appropriately.
11264 2016-01-11 Tom de Vries <tom@codesourcery.com>
11266 PR tree-optimization/69069
11267 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11269 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11271 PR rtl-optimization/68920
11272 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11273 of conditional moves for RTL if-conversion to 1 for
11274 TARGET_ONE_IF_CONV_INSN.
11275 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11276 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11277 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11278 parameter to restirct number of conditional moves for
11280 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11281 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11284 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11287 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11288 onepart vars. Fix typo in comment. Fix reversed condition in
11290 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11293 * var-tracking.c (dump_onepart_variable_differences): New.
11294 (dataflow_set_different): If a detailed dump is requested,
11295 delay early returns and dump differences between onepart
11296 variables present before and after, and added variables.
11298 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11301 * expr.c (expand_expr_real_1): For boolean vector constants
11302 with a scalar mode use const_scalar_mask_from_tree.
11303 (const_scalar_mask_from_tree): New.
11304 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11305 assigned to a mask type to handle constants.
11307 2016-01-11 Martin Jambor <mjambor@suse.cz>
11310 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11311 useless parameters if we cannot change function signature.
11313 2016-01-11 Martin Jambor <mjambor@suse.cz>
11316 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11319 2016-01-11 Tom de Vries <tom@codesourcery.com>
11321 PR tree-optimization/69109
11322 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11325 2016-01-11 Tom de Vries <tom@codesourcery.com>
11327 PR tree-optimization/69108
11328 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11329 res is not used in a phi.
11331 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11334 * common.opt (frandom-seed): Fix parameter name.
11335 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11337 2016-01-11 Tom de Vries <tom@codesourcery.com>
11339 PR tree-optimization/69058
11340 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11343 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11345 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11346 (mcode-density): Likewise.
11348 2016-01-10 Tom de Vries <tom@codesourcery.com>
11350 PR tree-optimization/69062
11351 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11352 (parallelize_loops): Don't paralelize loop that has phi with address
11355 2016-01-10 Tom de Vries <tom@codesourcery.com>
11357 PR tree-optimization/69039
11358 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11361 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11363 PR middle-end/68743
11364 * match.pd: Require target has function_c99_misc before doing
11365 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11367 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11369 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11371 * configure: Regenerate.
11373 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11375 PR middle-end/50865
11376 PR tree-optimization/69097
11377 * fold-const.h (expr_not_equal_to): New prototype.
11378 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11379 (expr_not_equal_to): New function.
11380 * match.pd (X % -Y is the same as X % Y): Don't optimize
11381 unless X is known not to be equal to minimum or Y is known
11382 not to be equal to -1.
11383 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11384 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11385 (simplify_stmt_using_ranges): Adjust caller.
11386 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11387 substitute_and_fold.
11389 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11391 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11394 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11396 PR tree-optimization/69167
11397 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11398 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11400 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11402 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11403 Richard Biener <rguenther@suse.de>
11405 PR tree-optimization/68707
11406 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11407 instances that can be handled via vect_load_lanes.
11409 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11411 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11412 if we can't determine address equivalence.
11413 * alias.c (compare_base_decl): Update for changed return value of
11414 symtab_node::equal_address_to.
11416 2016-01-08 Jason Merrill <jason@redhat.com>
11420 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11421 * expr.c (store_field): Not here.
11422 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11423 call with TREE_ADDRESSABLE type.
11424 * tree-cfg.c (verify_gimple_call): Adjust.
11426 2016-01-08 Olivier Hainque <hainque@adacore.com>
11428 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11431 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11433 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11434 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11435 (reduc_smin_v2sf): Rename to...
11436 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11437 (reduc_splus_v2sf): Rename to...
11438 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11440 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11442 PR tree-optimization/69162
11443 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11444 valist argument in another argument.
11445 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11446 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11447 to determine the va_list type, build a MEM_REF instead of
11448 build_fold_indirect_ref.
11450 PR tree-optimization/69172
11451 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11454 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11456 PR tree-optimization/67781
11457 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11458 and cmpnop in two steps: first the ones not accessed in original
11459 gimple expression in a endian independent way and then the ones not
11460 accessed in the final result in an endian-specific way.
11462 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11464 PR tree-optimization/69083
11465 * tree-vect-slp.c (vect_get_constant_vectors): For
11466 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11467 element type. If op is fold_convertible_p to vector_type's element
11468 type, use NOP_EXPR instead of VCE.
11470 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11472 PR rtl-optimization/67778
11473 PR rtl-optimization/68634
11474 PR rtl-optimization/68909
11475 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11476 block from the stack until done with it. Remove a superfluous
11477 bitmap set. Remove a superfluous bitmap test.
11479 2016-01-07 Martin Sebor <msebor@redhat.com>
11482 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11483 constraint on the type of arguments.
11485 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11487 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11488 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11489 unaligned_access on the gcc_options set.
11490 * config/arm/arm.c (arm_option_override_internal): Use
11491 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11493 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11496 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11497 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11499 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11502 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11505 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11506 depending on frame_pointer_needed before remaining integer and SSE
11507 registers are saved.
11509 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11512 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11514 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11517 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11518 Use the "xBm" constraint.
11519 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11521 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11522 (sse_cvtsi2ssq<round_name>): Likewise.
11523 (sse_cvtss2si<round_name>): Likewise.
11524 (sse_cvtss2siq<round_name>): Likewise.
11525 (sse2_cvtsi2sdq<round_name>): Likewise.
11526 (sse2_cvtsd2si<round_name>): Likewise.
11527 (sse2_cvtsd2siq<round_name>): Likewise.
11528 * config/i386/subst.md (round_nimm_scalar_predicate): New
11531 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11533 PR middle-end/67639
11534 * varasm.c (make_decl_rtl): Mark invalid register vars as
11537 PR rtl-optimization/66206
11538 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11539 All callers changed.
11541 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11543 PR tree-optimization/69141
11544 * tree-ssa-pre.c: Include langhooks.h.
11545 (eliminate_dom_walker::before_dom_children): Use
11546 lang_hooks.decl_printable_name instead of
11547 cgraph_node::get ()->name ().
11549 PR middle-end/68960
11550 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11551 it and DECL_ALIGN too.
11553 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11555 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11557 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11560 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11561 depending on frame_pointer_needed before remaining integer and SSE
11562 registers are saved.
11564 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11566 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11567 mode iterator with VSX_M2.
11568 (*p9_vecstore_<mode>): Likewise.
11569 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11570 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11571 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11572 (define_split for VSX_LE128 stores): Likewise.
11573 (define_peephole2 for TImode LE swaps): Likewise.
11574 (define_split for VSX_LE128 post-reload stores): Likewise.
11576 2016-01-06 Marek Polacek <polacek@redhat.com>
11579 * convert.c (convert_to_integer_1): Adjust call to
11580 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11581 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11582 EXPR instead of ARG.
11583 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11585 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11588 * doc/extend.texi (RL78 Variable Attributes): New section.
11590 2016-01-05 Marek Polacek <polacek@redhat.com>
11593 * builtins.c (get_memmodel): Use expansion point location rather than
11594 the input location. Call warning_at rather than warning.
11595 (expand_builtin_atomic_compare_exchange): Likewise.
11596 (expand_builtin_atomic_load): Likewise.
11597 (expand_builtin_atomic_store): Likewise.
11598 (expand_builtin_atomic_clear): Likewise.
11600 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11603 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11604 Replace nonimmediate_operand with vector_operand.
11605 * config/i386/predicates.md (vector_operand): New predicate.
11606 (general_vector_operand): Replace nonimmediate_operand with
11608 * config/i386/sse.md: Replace nonimmediate_operand with
11609 vector_operand and m constraint with Bm constraint on SSE
11610 patterns with 16-byte memory operand.
11611 * config/i386/subst.md (round_nimm_predicate): Replace
11612 nonimmediate_operand with vector_operand.
11613 (round_saeonly_nimm_predicate): Likewise.
11614 (round_saeonly_nimm_scalar_predicate): New.
11616 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11619 * config/i386/constraints.md (Bm): New constraint.
11620 * config/i386/predicates.md (vector_memory_operand): New
11622 * config/i386/sse.md: Replace xm with xBm in plusminus and
11623 any_logic patterns.
11625 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11628 * doc/extend.texi (V850 Function Attributes): New section.
11629 (V850 Variable Attributes): New section.
11631 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11634 * doc/extend.texi (MicroBlaze Function Attributes): Document
11635 interrupt_handler and fast_interrupt attributes.
11637 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11640 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11641 for local symbolic operands.
11642 * config/ia64/predicates.md (local_symbolic_operand64): New
11645 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11647 PR rtl-optimization/68651
11648 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11651 2016-01-05 Nathan Sidwell <nathan@acm.org>
11653 * alias.c (compare_base_decls): Use symtab_node::get.
11655 2016-01-05 Nick Clifton <nickc@redhat.com>
11658 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11659 secondary_reload_info structure.
11662 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11663 decls if weak support is available.
11665 2016-01-04 Martin Sebor <msebor@redhat.com>
11667 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11669 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11671 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11672 OPTION_MASK_P9_DFORM.
11674 * config/rs6000/constraints.md (wo constraint): New constraint for
11677 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11679 (rs6000_init_hard_regno_mode_ok): Likewise.
11681 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11684 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11685 expanders not to have constraints. Add support for ISA 3.0 xxperm
11686 instruction. Add support for fusing xxlor with xxperm.
11687 (altivec_vperm_<mode>_internal): Likewise.
11688 (altivec_vperm_v8hiv16qi): Likewise.
11689 (altivec_vperm_<mode>v16q): Likewise.
11690 (altivec_vperm_<mode>_uns): Likewise.
11691 (vperm_v8hiv4si): Likewise.
11692 (vperm_v16qiv8hi): Likewise.
11694 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11696 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11698 Update copyright years.
11700 * gcc.c (process_command): Update copyright notice dates.
11701 * gcov-dump.c (print_version): Ditto.
11702 * gcov.c (print_version): Ditto.
11703 * gcov-tool.c (print_version): Ditto.
11704 * gengtype.c (create_file): Ditto.
11705 * doc/cpp.texi: Bump @copying's copyright year.
11706 * doc/cppinternals.texi: Ditto.
11707 * doc/gcc.texi: Ditto.
11708 * doc/gccint.texi: Ditto.
11709 * doc/gcov.texi: Ditto.
11710 * doc/install.texi: Ditto.
11711 * doc/invoke.texi: Ditto.
11713 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11715 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11716 modes larger than TImode as TImode if NEON is not enabled.
11718 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11721 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11722 mode for %f0-%f31 only if TARGET_FPU.
11724 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11727 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11728 to compute the PACKED_P predicate.
11729 (function_arg_record_value): Minor tweaks.
11731 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11733 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11734 option for arm*-*-* targets.
11736 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11738 * doc/extend.texi (Common Function Attributes): Move docs for
11739 MSP430-specific attributes to....
11740 (MSP430 Function Attributes): ...here. Delete the redundant
11741 entries and copy-edit the remaining text.
11742 (MSP430 Variable Attributes): Use uniform format for index
11743 entries and add a cross-reference to the corresponding function
11746 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11748 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11750 (x86 Options): Likewise.
11752 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11756 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11757 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11758 to corresponding attribute.
11760 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11762 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11763 to correct alphabetization of table. Copy-edit and correct
11765 <stack_protect>: Likewise.
11766 <target_clones>: Likewise.
11768 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11769 Correct punctuation.
11770 (Code Gen Options) <-fno-plt>: Copy-edit.
11772 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11775 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11776 SI values. Explicitly convert SI to DI and vice-versa.
11778 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11780 PR tree-optimization/69070
11781 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11782 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11785 * ubsan.c (ubsan_instrument_float_cast): Call
11786 initialize_sanitizer_builtins.
11789 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11791 Copyright (C) 2016 Free Software Foundation, Inc.
11793 Copying and distribution of this file, with or without modification,
11794 are permitted in any medium without royalty provided the copyright
11795 notice and this notice are preserved.