1 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
3 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
4 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
7 2016-05-13 Nathan Sidwell <nathan@acm.org>
9 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
10 (nvptx_name_replacement): Delete.
11 (write_fn_proto, write_fn_proto_from_insn,
12 nvptx_output_call_insn): Remove nvptx_name_replacement call.
13 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14 * langhooks.c (add_builtin_funcction_common): Call
15 targetm.mangle_decl_assembler_name.
17 * config/nvptx/nvptx.c (write_fn_proto): Handle
18 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
20 2016-05-13 Martin Liska <mliska@suse.cz>
22 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
23 and PRIu64 in printf format.
25 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
30 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
33 Change --param max-completely-peeled-times to
34 --param max-completely-peel-times in dump file printing.
36 2016-05-13 Richard Biener <rguenther@suse.de>
38 PR tree-optimization/42587
39 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
40 (find_bswap_or_nop_1): Likewise.
41 (bswap_replace): Likewise.
43 2016-05-13 Martin Liska <mliska@suse.cz>
45 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
46 Initialize a variable with default value.
48 2016-05-13 Martin Liska <mliska@suse.cz>
50 * doc/invoke.texi: Enhance explanation of error recovery
53 2016-05-13 Martin Liska <mliska@suse.cz>
55 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
56 (struct cost_pair): Change inv_expr_id (int) to inv_expr
58 (struct iv_inv_expr_ent): Comment struct fields.
59 (sort_iv_inv_expr_ent): New function.
60 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
61 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
62 a hash_map between iv_inv_expr_ent and number of usages.
63 (niter_for_exit): Fix coding style.
64 (tree_ssa_iv_optimize_init): Use renamed variable.
65 (determine_base_object): Fix coding style.
67 (find_interesting_uses_outside): Likewise.
68 (add_candidate_1): Likewise.
69 (add_standard_iv_candidates): Likewise.
70 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
71 (prepare_decl_rtl): Fix coding style.
72 (get_address_cost): Likewise.
73 (get_shiftadd_cost): Likewise.
74 (force_expr_to_var_cost): Likewise.
75 (compare_aff_trees): Likewise.
76 (get_expr_id): Restructure the function.
77 (get_loop_invariant_expr_id): Renamed to
78 get_loop_invariant_expr.
79 (get_computation_cost_at): Replace usage of inv_expr_id with
81 (get_computation_cost): Likewise.
82 (determine_group_iv_cost_generic): Likewise.
83 (determine_group_iv_cost_address): Likewise.
84 (iv_period): Fix coding style.
85 (iv_elimination_compare_lt): Likewise.
86 (may_eliminate_iv): Likewise.
87 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
89 (determine_group_iv_costs): Dump invariant expressions.
90 (iv_ca_recount_cost): Use the newly added hash_map.
91 (iv_ca_set_remove_invariants): Fix coding style.
92 (iv_ca_set_add_invariants): Fix coding style.
93 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
95 (iv_ca_set_cp): Likewise.
96 (iv_ca_new): Initialize the newly added hash_map and remove
97 initialization of fields.
98 (iv_ca_free): Delete the hash_map.
99 (iv_ca_dump): Dump invariant expressions.
100 (iv_ca_extend): Fix coding style.
101 (try_add_cand_for): Likewise.
102 (create_new_ivs): Dump information about # of avg iterations and
103 # of used invariant expressions.
104 (rewrite_use_compare): Fix coding style.
105 (free_loop_data): Set default value for max_inv_expr_id.
107 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
109 * cse.c (rest_of_handle_cse): Use cleanup_cfg
110 returned value cse_cfg_altered computation.
111 (rest_of_handle_cse2): Likewise.
112 (rest_of_handle_cse_after_global_opts): Likewise.
114 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
117 * config/arm/arm.c (arm32_output_mi_thunk): New.
118 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
119 to split Thumb1 vs TARGET_32BIT functionality.
120 (arm_thumb1_mi_thunk): New.
122 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
124 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
127 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
130 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
132 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
134 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
135 (expand_builtin_trap): Emit a regular call.
136 (set_builtin_user_assembler_name): Remove obsolete cases.
137 * dse.c (scan_insn): Adjust.
138 * except.c: Include calls.h.
139 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
140 emit a regular call to setjmp.
141 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
142 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
143 (emit_block_move_via_libcall): Delete.
144 (block_move_fn): Delete.
145 (init_block_move_fn): Likewise.
146 (emit_block_move_libcall_fn): Likewise.
147 (emit_block_op_via_libcall): New function.
148 (set_storage_via_libcall): Tidy up and use memset builtin.
149 (block_clear_fn): Delete.
150 (init_block_clear_fn): Likewise.
151 (clear_storage_libcall_fn): Likewise.
152 (expand_assignment): Call emit_block_move_via_libcall.
153 Do not include gt-expr.h.
154 * expr.h (emit_block_op_via_libcall): Declare.
155 (emit_block_copy_via_libcall): New inline function.
156 (emit_block_move_via_libcall): Likewise.
157 (emit_block_comp_via_libcall): Likewise.
158 (block_clear_fn): Delete.
159 (init_block_move_fn): Likewise.
160 (init_block_clear_fn): Likewise.
161 (emit_block_move_via_libcall): Likewise.
162 (set_storage_via_libcall): Add default parameter value.
163 * libfuncs.h (enum libfunc_index): Remove obsolete values.
164 (abort_libfunc): Delete.
165 (memcpy_libfunc): Likewise.
166 (memmove_libfunc): Likewise.
167 (memcmp_libfunc): Likewise.
168 (memset_libfunc): Likewise.
169 (setbits_libfunc): Likewise.
170 (setjmp_libfunc): Likewise.
171 (longjmp_libfunc): Likewise.
172 (profile_function_entry_libfunc): Likewise.
173 (profile_function_exit_libfunc): Likewise.
174 (gcov_flush_libfunc): Likewise.
175 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
176 and DECL_VISIBILITY on the declaration.
177 (init_optabs): Do not initialize obsolete libfuncs.
178 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
179 * tree-core.h (ECF_RET1): Define.
180 (ECF_TM_PURE): Adjust.
181 (ECF_TM_BUILTIN): Likewise.
182 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
183 (build_common_builtin_nodes): Initialize abort builtin.
184 Add ECF_RET1 on memcpy, memmove and memset builtins.
185 Pass final flags for alloca and alloca_with_align builtins.
186 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
188 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
189 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
190 set_storage_via_libcall and call emit_block_copy_via_libcall.
192 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
194 * config/i386/i386.md (*call_got_x32): Change operand 0 to
195 DImode before it is passed to ix86_output_call_operand.
196 (*call_value_got_x32): Ditto for operand 1.
198 2016-05-12 Jiong Wang <jiong.wang@arm.com>
200 PR rtl-optimization/70904
201 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
202 reload for wide mode.
204 2016-05-12 Marek Polacek <polacek@redhat.com>
207 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
208 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
209 * langhooks.h (incomplete_type_error): Likewise.
210 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
211 parameter, pass it down to incomplete_type_error.
212 * tree.h (size_in_bytes): New inline overload.
213 (size_in_bytes_loc): Renamed from size_in_bytes.
215 2016-05-12 Richard Biener <rguenther@suse.de>
217 PR tree-optimization/71059
218 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
219 nary before looking up or entering the expression into the VN
221 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
222 Make sure to re-use NARYs without result as inserted by
225 2016-05-12 Richard Biener <rguenther@suse.de>
227 PR tree-optimization/71062
228 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
230 * tree-ssa-structalias.c (set_uids_in_ptset): Set
231 vars_contains_restrict if the var is a restrict tag.
232 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
233 do not disambiguate pointers against it.
234 (dump_points_to_solution): Re-structure and adjust for new
235 vars_contains_restrict flag.
236 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
238 2016-05-12 Martin Liska <mliska@suse.cz>
240 * doc/invoke.texi: Explain connection between
241 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
243 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
245 PR tree-optimization/71006
246 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
247 consider COND_EXPR as a mask producer.
249 2016-05-12 Marek Polacek <polacek@redhat.com>
252 * opts.c (common_handle_option): Detect missing argument for --help^.
254 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
257 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
258 when popping the PC and within an interrupt handler routine.
259 Add missing tab to output of "ldmfd".
260 (output_return_instruction): Output LDMFD with SP update rather
261 than POP when returning from interrupt handler.
263 2016-05-12 Jakub Jelinek <jakub@redhat.com>
265 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
266 TARGET_64BIT && TARGET_AVX512DQ.
267 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
268 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
269 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
270 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
271 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
272 (*vec_extractv4si_zext): Add avx512dq alternative.
273 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
274 use v instead of x constraint in other alternatives where possible.
276 * config/i386/sse.md (sse2_loadld): Use v instead of x
277 constraint in alternatives 0,1,4.
279 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
280 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
281 v constraints instead of x and <pinsr_evex_isa> isa attribute.
284 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
285 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
286 is not emitted unless TARGET_AVX512BW.
287 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
288 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
289 for the result operand.
291 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
292 constraint instead of x in avx alternatives. Use maybe_evex instead
295 * config/i386/constraints.md (Yv): New constraint.
296 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
297 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
298 * config/i386/i386.md (avx512fvecmode): New mode attr.
299 (*pushtf): Use v constraint instead of x.
300 (*movtf_internal): Likewise. For TARGET_AVX512VL and
301 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
302 (*absneg<mode>2): Use Yv constraint instead of x constraint.
303 (*absnegtf2_sse): Likewise.
304 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
305 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
306 avx512f alternatives.
307 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
309 2016-05-12 Richard Biener <rguenther@suse.de>
311 PR tree-optimization/71060
312 * tree-data-ref.c (initialize_data_dependence_relation): Do not
313 require exact match of DR_BASE_OBJECT but only matching address and
316 2016-05-12 Richard Biener <rguenther@suse.de>
318 PR tree-optimization/70986
319 * cfganal.c: Include cfgloop.h.
320 (dfs_find_deadend): Prefer to take edges exiting loops.
322 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
324 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
325 compile and run time.
327 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
330 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
332 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.c (legitimize_pic_address): Use
335 copy_to_suggested_reg instead of gen_movsi.
337 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
339 * config/rs6000/predicates.md (quad_memory_operand): Move most of
340 the code into quad_address_p and call it to share code with
341 vsx_quad_dform_memory_operand.
342 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
344 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
345 bit instead of being a separate word. Split -mpower9-dform into
346 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
347 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
348 for the register class supporting 128-bit quad word memory offsets.
349 (mode_supports_vsx_dform_quad): Helper function to return if the
350 register class uses quad word memory offsets.
351 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
352 (rs6000_debug_reg_global): Always print if we are using LRA or not.
353 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
354 instructions are enabled, set up the appropriate addr_masks for
356 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
357 -mpower9-dform-scalar, instead of -mpower9-dform.
358 (rs6000_option_override_internal): Split -mpower9-dform into two
359 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
360 -mpower9-dform switch sets or clears both. If we are not using
361 the LRA register allocator, do not enable -mpower9-dform-vector by
362 default. If we are using LRA, enable -mpower9-dform-vector and
363 -mvsx-timode if it is appropriate. Issue a warning if either
364 -mpower9-dform-vector or -mvsx-timode are explicitly used without
366 (quad_address_offset_p): New helper function to return if the
367 offset is legal for quad word memory instructions.
368 (quad_address_p): New function to determin if GPR or vector
369 register quad word memory addresses are legal.
370 (mem_operand_gpr): Validate quad word address offsets.
371 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
372 d-form (register + offset) instructions.
373 (offsettable_ok_by_alignment): Likewise.
374 (rs6000_legitimate_offset_address_p): Likewise.
375 (legitimate_lo_sum_address_p): Likewise.
376 (rs6000_legitimize_address): Likewise.
377 (rs6000_legitimize_reload_address): Add more debug statements for
379 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
381 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
382 d-form instructions. Distinguish different cases in debug
383 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
385 (rs6000_preferred_reload_class): Likewise.
386 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
387 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
388 of the ISA 2.06 indexed memory instructions.
389 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
390 use them to save/restore the saved vector registers instead of
391 using Altivec instructions.
392 (rs6000_emit_epilogue): Likewise.
393 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
394 (rs6000_opt_masks): Split -mpower9-dform into
395 -mpower9-dform-scalar and -mpower9-dform-vector.
396 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
398 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
399 ISA 3.0 vector indexed memory instructions, and fold the code into
400 the normal mov<mode> patterns.
401 (p9_vecstore_<mode>): Likewise.
402 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
404 (vsx_movti_64bit): Likewise.
405 (vsx_movti_32bit): Likewise.
406 * config/rs6000/constraints.md (wO constraint): New constraint for
407 ISA 3.0 vector d-form support.
408 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
409 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
410 include -mpower9-dform-vector until we switch over to LRA.
411 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
412 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
413 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
414 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
415 for -mpower9-dform and -mlra.
416 * doc/md.texi (wO constraint): Document wO constraint.
418 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
420 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
421 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
422 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
423 Move handling of non-insn arguments inline into the sole user:
424 (output_trans_func): ...here.
425 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
426 in emitted function prototype.
427 (output_internal_insn_latency_func): Ditto. Simplify.
428 (output_internal_maximal_insn_latency_func): Ditto. Delete
429 always-unused argument.
430 (output_insn_latency_func): Ditto.
431 (output_maximal_insn_latency_func): Ditto.
433 2016-05-11 Richard Biener <rguenther@suse.de>
435 PR tree-optimization/71055
436 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
437 sth with precision not equal to access size verify we don't chop
440 2016-05-11 Richard Biener <rguenther@suse.de>
443 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
444 (dwarf2out_finish): Move retry_incomplete_types call ...
445 (dwarf2out_early_finish): ... here.
447 2016-05-11 Richard Biener <rguenther@suse.de>
450 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
451 if the langhook insists on it.
452 * fold-const.c (make_bit_field_ref): Add arg for the original
453 reference and preserve its alias-set.
454 (decode_field_reference): Take exp by reference and adjust it
455 to the original memory reference.
456 (optimize_bit_field_compare): Adjust callers.
457 (fold_truth_andor_1): Likewise.
458 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
460 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
463 * cfgrtl.h (delete_insn_and_edges): Now return bool.
464 * cfgrtl.c (delete_insn_and_edges): Likewise.
465 * config/i386/i386.c (convert_scalars_to_vector): Remove
467 * cse.c (cse_insn): Compute cse_cfg_altered.
468 (delete_trivially_dead_insns): Likewise.
469 (cse_cc_succs): Likewise.
470 (rest_of_handle_cse): Free dominance info if required.
471 (rest_of_handle_cse2): Likewise.
472 (rest_of_handle_cse_after_global_opts): Likewise.
474 2016-05-11 Alan Modra <amodra@gmail.com>
476 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
477 abi_v4_pass_in_fpr): New functions.
478 (rs6000_function_arg_boundary): Exclude complex IBM long double
479 from 64-bit alignment when ABI_V4.
480 (rs6000_function_arg, rs6000_function_arg_advance_1,
481 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
483 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
485 PR rtl-optimization/71028
486 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
487 jump with just a return in the fallthrough block if the branch
488 block contains just a return as well.
490 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
492 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
493 * match.pd ((X & Y) ^ Y): ... this.
494 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
495 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
497 2016-05-10 David Malcolm <dmalcolm@redhat.com>
499 * read-md.c (require_char_ws): New function.
500 (read_string): Simplify using require_char_ws.
501 (handle_constants): Likewise.
502 (handle_enum): Likewise.
503 (handle_file): Likewise.
504 * read-md.h (require_char_ws): New declaration.
505 * read-rtl.c (read_conditions): Simplify using require_char_ws.
506 (read_mapping): Likewise.
507 (read_rtx_code): Likewise.
508 (read_nested_rtx): Likewise.
510 2016-05-10 James Norris <jnorris@codesourcery.com>
512 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
513 if offloading is enabled and -fopenacc or -fopenmp is specified.
514 (CRTOFFLOADEND): Likewise.
515 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
516 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
518 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
520 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
521 gotoff_operand code paths. Use copy_to_suggested_regs and
522 expand_simple_binop where appropriate. Cleanup.
524 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
527 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
529 (dimode_scalar_chain::vector_const_cost): New.
530 (dimode_scalar_chain::compute_convert_gain): Handle constants.
531 (dimode_scalar_chain::convert_op): Likewise.
532 (dimode_scalar_chain::convert_insn): Likewise.
534 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
536 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
537 unary operation, not a binary one.
539 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
542 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
543 calls with type casted fndecl.
545 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
547 PR tree-optimization/70786
548 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
549 * gcc/calls.c (initialize_argument_information): Bind bounds
550 with corresponding args passed by reference.
552 2016-05-10 Jakub Jelinek <jakub@redhat.com>
555 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
556 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
557 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
560 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
563 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
564 code for a zero scale factor.
565 (vsx_xvcvdpuxds_scale): Likewise.
567 2016-05-10 David Malcolm <dmalcolm@redhat.com>
569 * diagnostic-show-locus.c (layout::layout): Call show_ruler
570 if show_ruler_p was set on the context.
571 (layout::show_ruler): New method.
572 * diagnostic.h (struct diagnostic_context): Add field
575 2016-05-10 Richard Biener <rguenther@suse.de>
577 PR tree-optimization/71039
578 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
579 (chk_uses): New function.
580 (propagate_with_phi): Verify we can safely replicate the lhs of an
581 aggregate assignment on all incoming edges.
583 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
585 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
587 (rx_atomic_sequence): New class.
588 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
589 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
591 (rx_atomic_sequence::rx_atomic_sequence,
592 rx_atomic_sequence::~rx_atomic_sequence): New functions.
593 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
594 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
595 CTRLREG_INTB): New constants.
596 (FETCHOP): New code iterator.
597 (fethcop_name, fetchop_name2): New iterator code attributes.
598 (QIHI): New mode iterator.
599 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
600 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
601 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
603 2016-05-10 Martin Liska <mliska@suse.cz>
605 * tree-inline.c (remap_dependence_clique): Do not remap
606 debugging statements.
608 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
610 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
611 ("*fixuns_truncdfdi2_z13")
612 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
613 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
614 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
616 2016-05-10 Richard Biener <rguenther@suse.de>
618 PR tree-optimization/70497
619 PR tree-optimization/28367
620 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
622 (visit_reference_op_load): ... here.
623 (vn_reference_lookup_3): Use it to handle subreg-like accesses
624 with simplified BIT_FIELD_REFs.
625 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
626 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
629 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
631 * dwarf2out.c (add_abstract_origin_attribute): Adjust
632 documentation comment. For BLOCK nodes, add a
633 DW_AT_abstract_origin attribute that points to the DIE generated
634 for the origin BLOCK.
635 (gen_lexical_block_die): Call add_abstract_origin_attribute for
636 blocks from inlined functions.
638 2016-05-10 Alan Modra <amodra@gmail.com>
641 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
642 regrename modifying insns saving lr before __morestack call.
643 * config/rs6000/rs6000.md (split_stack_return): Similarly for
644 insns restoring lr after __morestack call.
646 2016-05-09 Jakub Jelinek <jakub@redhat.com>
648 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
649 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
651 * config/i386/sse.md (vec_interleave_high<mode>,
652 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
653 <avx512>_vpermt2var<mode>3_maskz): Likewise.
655 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
657 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
658 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
659 parallel reassociation for power8 and forward.
661 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
663 * config/i386/i386.md (absneg splitters with general regs): Use
664 general_reg_operand predicate.
665 (btsq peephole2): Use x86_64_immediate_operand to check if new
666 value is suitable for immediate operand. Generate emitted insn
667 using RTL expressions.
668 (btcq peephole2): Ditto.
669 (btrq peephole2): Ditto. Generate correct immediate operand
672 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
674 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
677 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
679 * tree-affine.c (wide_int_constant_multiple_p): Add missing
682 2016-05-09 Richard Biener <rguenther@suse.de>
684 PR tree-optimization/70985
685 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
686 op0 isn't a gimple register.
688 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
690 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
691 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
692 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
693 (i6400_fpu_mult): New cpu units.
694 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
695 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
696 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
697 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
698 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
699 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
700 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
701 (i6400_msa_long_float4, i6400_msa_long_float5)
702 (i6400_msa_long_float8, i6400_msa_fdiv_df)
703 (i6400_msa_fdiv_sf): New reservations.
704 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
705 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
706 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
707 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
708 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
709 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
710 (msa_short_cmp, msa_short_float2, msa_short_logic3)
711 (msa_short_store4, msa_long_load, msa_short_store)
712 (msa_long_logic, msa_long_float2, msa_long_float4)
713 (msa_long_float5, msa_long_float8, msa_long_mult)
714 (msa_long_fdiv, msa_long_div): New reservations.
716 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
717 Sameera Deshpande <sameera.deshpande@imgtec.com>
718 Matthew Fortune <matthew.fortune@imgtec.com>
719 Graham Stott <graham.stott@imgtec.com>
720 Chao-ying Fu <chao-ying.fu@imgtec.com>
722 * config.gcc: Add MSA header file for mips*-*-* target.
723 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
724 (Ubv8i, Urv8): New constraints.
725 * config/mips/mips-ftypes.def: Add function types for MSA
727 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
728 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
729 * config/mips/mips-msa.md: New file.
730 * config/mips/mips-protos.h
731 (mips_split_128bit_const_insns): New prototype.
732 (mips_msa_idiv_insns): Likewise.
733 (mips_split_128bit_move): Likewise.
734 (mips_split_128bit_move_p): Likewise.
735 (mips_split_msa_copy_d): Likewise.
736 (mips_split_msa_insert_d): Likewise.
737 (mips_split_msa_fill_d): Likewise.
738 (mips_expand_msa_branch): Likewise.
739 (mips_const_vector_same_val_p): Likewise.
740 (mips_const_vector_same_bytes_p): Likewise.
741 (mips_const_vector_same_int_p): Likewise.
742 (mips_const_vector_shuffle_set_p): Likewise.
743 (mips_const_vector_bitimm_set_p): Likewise.
744 (mips_const_vector_bitimm_clr_p): Likewise.
745 (mips_msa_vec_parallel_const_half): Likewise.
746 (mips_msa_output_division): Likewise.
747 (mips_ldst_scaled_shift): Likewise.
748 (mips_expand_vec_cond_expr): Likewise.
749 * config/mips/mips.c (enum mips_builtin_type): Add
750 MIPS_BUILTIN_MSA_TEST_BRANCH.
751 (mips_gen_const_int_vector_shuffle): New prototype.
752 (mips_const_vector_bitimm_set_p): New function.
753 (mips_const_vector_bitimm_clr_p): Likewise.
754 (mips_const_vector_same_val_p): Likewise.
755 (mips_const_vector_same_bytes_p): Likewise.
756 (mips_const_vector_same_int_p): Likewise.
757 (mips_const_vector_shuffle_set_p): Likewise.
758 (mips_symbol_insns): Forbid loading symbols via immediate for
760 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
762 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
764 (mips_lx_address_p): Add support load indexed address for MSA.
765 (mips_address_insns): Add calculation of instructions needed for
766 stores and loads for MSA.
767 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
768 CONST_VECTOR for MSA and let it fall through.
769 (mips_ldst_scaled_shift): New function.
770 (mips_subword_at_byte): Likewise.
771 (mips_msa_idiv_insns): Likewise.
772 (mips_legitimize_move): Validate MSA moves.
773 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
774 calculation of costs for MSA division.
775 (mips_split_move_p): Check if MSA moves need splitting.
776 (mips_split_move): Split MSA moves if necessary.
777 (mips_split_128bit_move_p): New function.
778 (mips_split_128bit_move): Likewise.
779 (mips_split_msa_copy_d): Likewise.
780 (mips_split_msa_insert_d): Likewise.
781 (mips_split_msa_fill_d): Likewise.
782 (mips_output_move): Handle MSA moves.
783 (mips_expand_msa_branch): New function.
784 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
785 Reinstate 'y' modifier.
786 (mips_file_start): Add MSA .gnu_attribute.
787 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
789 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
790 (mips_class_max_nregs): Add register size for MSA supported mode.
791 (mips_cannot_change_mode_class): Allow conversion between MSA
792 vector modes and TImode.
793 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
795 (mips_secondary_reload_class): Force MSA loads/stores via memory.
796 (mips_preferred_simd_mode): Add preffered modes for MSA.
797 (mips_vector_mode_supported_p): Add MSA supported modes.
798 (mips_autovectorize_vector_sizes): New function.
799 (mips_msa_output_division): Likewise.
800 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
801 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
802 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
803 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
804 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
805 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
806 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
807 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
808 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
809 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
810 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
811 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
812 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
813 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
814 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
815 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
816 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
817 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
818 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
819 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
820 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
821 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
822 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
823 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
824 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
825 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
826 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
827 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
828 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
829 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
830 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
831 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
832 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
833 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
834 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
835 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
836 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
837 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
838 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
839 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
840 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
841 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
842 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
843 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
844 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
845 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
846 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
847 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
848 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
849 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
850 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
851 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
852 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
853 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
854 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
855 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
856 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
857 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
858 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
859 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
860 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
861 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
862 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
863 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
864 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
865 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
866 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
867 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
868 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
869 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
870 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
871 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
872 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
873 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
874 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
875 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
876 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
877 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
878 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
879 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
880 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
881 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
882 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
883 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
884 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
885 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
886 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
887 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
888 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
889 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
890 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
891 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
892 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
893 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
894 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
895 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
896 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
897 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
898 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
899 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
900 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
901 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
902 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
903 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
904 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
905 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
906 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
907 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
908 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
909 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
910 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
911 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
912 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
913 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
914 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
915 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
916 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
917 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
918 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
919 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
920 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
921 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
922 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
923 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
924 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
925 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
926 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
927 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
928 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
929 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
930 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
931 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
932 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
933 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
934 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
935 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
936 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
937 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
938 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
939 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
940 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
941 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
942 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
943 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
944 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
945 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
946 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
947 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
948 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
949 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
950 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
952 (mips_get_builtin_decl_index): New array.
953 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
954 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
955 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
956 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
957 (mips_init_builtins): Initialize mips_get_builtin_decl_index
959 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
961 (mips_expand_builtin_insn): Prepare operands for
962 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
963 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
964 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
965 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
966 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
967 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
968 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
969 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
970 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
971 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
972 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
973 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
974 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
975 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
976 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
977 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
978 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
979 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
980 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
981 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
982 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
983 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
984 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
985 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
986 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
987 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
988 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
989 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
990 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
991 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
992 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
993 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
994 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
995 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
996 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
997 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
998 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
999 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1000 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1001 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1002 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1003 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1004 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1005 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1006 These are set implicitly and an error is reported if overridden.
1007 (mips_expand_builtin_msa_test_branch): New function.
1008 (mips_expand_msa_shuffle): Likewise.
1009 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1010 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1011 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1012 (mips_expand_vec_unpack): Add support for MSA.
1013 (mips_expand_vector_init): Likewise.
1014 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1015 instead of const0_rtx.
1016 (mips_msa_vec_parallel_const_half): New function.
1017 (mips_gen_const_int_vector): Likewise.
1018 (mips_gen_const_int_vector_shuffle): Likewise.
1019 (mips_expand_msa_cmp): Likewise.
1020 (mips_expand_vec_cond_expr): Likewise.
1021 * config/mips/mips.h
1022 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1023 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1025 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1026 (ISA_HAS_MSA): New macro.
1027 (UNITS_PER_MSA_REG): Likewise.
1028 (BITS_PER_MSA_REG): Likewise.
1029 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1030 (MSA_REG_FIRST): New macro.
1031 (MSA_REG_LAST): Likewise.
1032 (MSA_REG_NUM): Likewise.
1033 (MSA_REG_P): Likewise.
1034 (MSA_REG_RTX_P): Likewise.
1035 (MSA_SUPPORTED_MODE_P): Likewise.
1036 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1037 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1038 * config/mips/mips.md: Include mips-msa.md.
1039 (alu_type): Add simd_add.
1040 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1041 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1042 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1043 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1044 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1045 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1046 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1047 simd_move, simd_load, simd_store. Choose "multi" for moves
1049 (qword_mode): New attribute.
1050 (insn_count): Add instruction count for quad moves.
1051 Increase the count for MIPS SIMD division.
1052 (UNITMODE): Add UNITMODEs for vector types.
1053 (addsub): New code iterator.
1054 * config/mips/mips.opt (mmsa): New option.
1055 * config/mips/msa.h: New file.
1056 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1058 * config/mips/mti-linux.h: Likewise.
1059 * config/mips/predicates.md
1060 (const_msa_branch_operand): New constraint.
1061 (const_uimm3_operand): Likewise.
1062 (const_uimm4_operand): Likewise.
1063 (const_uimm5_operand): Likewise.
1064 (const_uimm8_operand): Likewise.
1065 (const_imm5_operand): Likewise.
1066 (aq10b_operand): Likewise.
1067 (aq10h_operand): Likewise.
1068 (aq10w_operand): Likewise.
1069 (aq10d_operand): Likewise.
1070 (const_m1_operand): Likewise.
1071 (reg_or_m1_operand): Likewise.
1072 (const_exp_2_operand): Likewise.
1073 (const_exp_4_operand): Likewise.
1074 (const_exp_8_operand): Likewise.
1075 (const_exp_16_operand): Likewise.
1076 (const_vector_same_val_operand): Likewise.
1077 (const_vector_same_simm5_operand): Likewise.
1078 (const_vector_same_uimm5_operand): Likewise.
1079 (const_vector_same_uimm6_operand): Likewise.
1080 (const_vector_same_uimm8_operand): Likewise.
1081 (par_const_vector_shf_set_operand): Likewise.
1082 (reg_or_vector_same_val_operand): Likewise.
1083 (reg_or_vector_same_simm5_operand): Likewise.
1084 (reg_or_vector_same_uimm6_operand): Likewise.
1085 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1087 * doc/invoke.texi (-mmsa): Document new option.
1089 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1091 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1092 * configure: Regenerate.
1093 * config.in: Regenerate.
1094 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1096 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1097 (ENDFILE_VTV_SPEC): Define.
1099 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1101 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1102 registers in all interrupt handlers if necessary.
1103 (rl78_option_override): Add warning.
1104 (MUST_SAVE_MDUC_REGISTERS): New macro.
1105 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1106 * config/rl78/rl78.c (check_mduc_usage): New function.
1107 (mduc_regs): New structure to hold MDUC register data.
1108 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1109 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1110 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1111 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1112 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1113 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1115 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1117 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1118 (tree-ssa-loop-niter.h): Ditto.
1119 (idx_within_array_bound, ref_within_array_bound): New functions.
1120 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1121 Factor out check on writable base object to ...
1122 (base_object_writable): ... here.
1124 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1126 * config/arm/arm.md (probe_stack): Add modes to set source
1129 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1131 * regrename.c (base_reg_class_for_rename): New static function.
1132 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1134 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1136 * cgraph.c (thunk_adjust): Export.
1137 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1138 * cgraphunit.c (thunk_adjust): Export.
1139 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1141 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1143 * tree-inline.c (expand_call_inline): Expand thunks inline.
1145 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1149 (*sse2_vd_cvtss2sd): Ditto.
1150 * config/i386/i386.md
1151 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1152 Generate *sse2_vd_cvtsd2ss pattern.
1153 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1154 Generate *sse2_vd_cvtss2sd pattern.
1156 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1158 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1159 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1162 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1164 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1165 * config/sh/sh.c: Define and declare variables on first use throughout
1167 (current_function_interrupt): Change to bool type.
1168 (frame_insn): Rename to emit_frame_insn and update users.
1169 (push_regs): Use bool for 'interrupt_handler' argument.
1170 (save_schedule_s): Remove.
1171 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1172 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1173 targetm.asm_out.unaligned_op.di.
1174 (gen_far_branch): Remove redundant forward declaration.
1175 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1176 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1177 (sh_set_return_address, sh_function_ok_for_sibcall,
1178 scavenge_reg): Update comments.
1179 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1180 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1181 (sh_attr_renesas_p): Remove unnecessary parentheses.
1182 (branch_dest): Simplify.
1183 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1184 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1185 (CUMULATIVE_ARGS): Change macro to typedef.
1186 (current_function_interrupt): Change to bool type.
1187 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1188 Surround with __cplusplus ifdef.
1189 (sh_compare_op0, sh_compare_op1): Remove.
1190 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1192 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1194 * config/arm/arm.md: (arch): Add neon.
1195 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1196 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1197 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1198 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1199 attributes for alt renumbering. Mark alt 3 as non-predicable.
1200 (thumb2_movdf_vfp): Likewise.
1202 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1204 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1205 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1206 (*andqi_1): Add preferred_for_speed attribute to disparage
1207 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1208 (*<code>qi_1): Ditto.
1209 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1210 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1211 (*ashlqi3_1): Ditto.
1212 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1213 Add preferred_for_size attribute to disparage alternative 0 and
1214 preferred_for_speed attribute to disparage alternative 1 for
1215 TARGET_PARTIAL_REG_STALL targets.
1217 2016-05-07 Tom de Vries <tom@codesourcery.com>
1219 PR tree-optimization/70956
1220 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1223 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1225 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1226 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1227 * config/sh/sh.md (branch_zero): Remove define_attr.
1228 (define_delay): Disable delay slot if branch distance is one insn.
1230 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/i386.md (LEAMODE): New mode attribute.
1233 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1234 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1235 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1236 operand 2 predicate.
1237 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1238 (*lea<mode>_general_3): Ditto.
1239 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1241 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1243 * genmddump.c (main): Convert argv from char ** to const char **.
1245 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1247 * coretypes.h (OVERRIDE): New macro.
1250 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1252 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1253 allow coalescing if the types are compatible.
1255 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1257 * pass_manager.h (pass_manager::register_pass_name): New method.
1258 (pass_manager::get_pass_by_name): New method.
1259 (pass_manager::create_pass_tab): New method.
1260 (pass_manager::m_name_to_pass_map): New field.
1261 * passes.c (name_to_pass_map): Delete global in favor of field
1262 "m_name_to_pass_map" of pass_manager.
1263 (register_pass_name): Rename from a function to...
1264 (pass_manager::register_pass_name): ...this method, updating
1265 for renaming of global "name_to_pass_map" to field
1266 "m_name_to_pass_map".
1267 (create_pass_tab): Rename from a function to...
1268 (pass_manager::create_pass_tab): ...this method, updating
1269 for renaming of global "name_to_pass_map" to field.
1270 (get_pass_by_name): Rename from a function to...
1271 (pass_manager::get_pass_by_name): ...this method.
1272 (enable_disable_pass): Convert use of get_pass_by_name to
1273 a method call, locating the pass_manager singleton.
1275 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1277 * genattr-common.c (main): Convert argv from char ** to const char **.
1278 * genattr.c (main): Likewise.
1279 * genattrtab.c (main): Likewise.
1280 * genautomata.c (initiate_automaton_gen): Likewise.
1282 * gencodes.c (main): Likewise.
1283 * genconditions.c (main): Likewise.
1284 * genconfig.c (main): Likewise.
1285 * genconstants.c (main): Likewise.
1286 * genemit.c (main): Likewise.
1287 * genenums.c (main): Likewise.
1288 * genextract.c (main): Likewise.
1289 * genflags.c (main): Likewise.
1290 * genmddeps.c (main): Likewise.
1291 * genopinit.c (main): Likewise.
1292 * genoutput.c (main): Likewise.
1293 * genpeep.c (main): Likewise.
1294 * genpreds.c (main): Likewise.
1295 * genrecog.c (main): Likewise.
1296 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1297 (init_rtx_reader_args): Likewise.
1298 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1299 (init_rtx_reader_args): Likewise.
1300 * gentarget-def.c (main): Likewise.
1301 * read-md.c (read_md_files): Likewise.
1302 * read-md.h (read_md_files): Likewise.
1304 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1306 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1307 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1308 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1309 Remove unused predicate.
1310 (register_and_not_fp_reg_operand): Ditto.
1312 2016-05-06 Martin Liska <mliska@suse.cz>
1314 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1315 instead of vec as the vector is local to the function.
1317 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1319 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1320 avx512bw alternative.
1322 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1323 before the ashr<mode>3 pattern.
1325 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1326 v instead of x in vex or maybe_vex alternatives, use
1327 maybe_evex instead of vex in prefix.
1329 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1330 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1331 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1332 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1335 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1336 v instead of x in vex or maybe_vex alternatives, use
1337 maybe_evex instead of vex in prefix.
1339 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1340 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1341 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1342 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1343 alternatives, use maybe_evex instead of vex in prefix.
1345 * config/i386/sse.md (vec_interleave_lowv4sf,
1346 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1347 v instead of x in vex or maybe_vex alternatives, use
1348 maybe_evex instead of vex in prefix.
1350 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1351 v instead of x in vex or maybe_vex alternatives, use
1352 maybe_evex instead of vex in prefix.
1354 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1355 v constraint instead of x.
1357 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1359 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1360 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1363 2016-05-06 Richard Biener <rguenther@suse.de>
1365 PR tree-optimization/70948
1366 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1367 Properly clobber all fields of va_list for __builtin_va_start.
1369 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1372 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1373 loop latch destination.
1375 2016-05-06 Martin Liska <mliska@suse.cz>
1377 * tree-ssa-uninit.c: Apply manual changes
1378 to the GNU coding style.
1379 (prune_uninit_phi_opnds): Rename from
1380 prune_uninit_phi_opnds_in_unrealizable_paths.
1382 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1384 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1385 mspace): Remove deprecated options.
1386 * doc/invoke.texi (SH options): Remove -mspace.
1388 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1390 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1392 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1394 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1395 corresponding combine split pattern.
1397 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1400 * config/sh/predicates.md (long_displacement_mem_operand): New.
1401 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1402 Add movi20, movi20s alternatives. Adjust length attribute for
1404 (movsi_ie): Allow for any FPU. Adjust length attribute for
1406 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1407 attribute for alternatives.
1408 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1409 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1410 length attribute for alternatives.
1412 2016-05-06 Richard Biener <rguenther@suse.de>
1414 PR tree-optimization/70960
1415 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1417 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1420 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1421 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1423 2016-05-06 Marek Polacek <polacek@redhat.com>
1426 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1428 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1431 * config/sh/sh.md (*rotcr): Add another variant.
1433 2016-05-06 Richard Biener <rguenther@suse.de>
1436 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1438 2016-05-06 Richard Biener <rguenther@suse.de>
1441 * fold-const.c (split_tree): Always convert to the original type
1444 2016-05-06 Richard Biener <rguenther@suse.de>
1446 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1447 (fwprop_addr): Likewise.
1449 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1452 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1454 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1455 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1456 the splitter condition.
1457 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1458 the splitter condition.
1459 (FP float_extend load splitter): Ditto.
1461 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1463 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1464 to REGNO in all peephole2 patterns.
1465 (post-reload splitters): Change true_regnum to REGNO in
1466 post-reload splitters.
1467 (zero_extend splitters): Use general_reg_operand and
1468 nonimmediate_gr_operand predicates.
1470 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1472 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1473 v constraint instead of x.
1475 2016-05-05 Alan Modra <amodra@gmail.com>
1478 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1479 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1480 TARGET_NO_FP_IN_TOC for -mrelocatable.
1481 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1482 TARGET_RELOCATABLE test.
1483 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1484 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1485 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1486 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1487 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1488 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1489 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1490 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1491 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1492 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1494 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1495 (rs6000_stack_info): Likewise.
1496 (rs6000_elf_asm_out_constructor): Likewise.
1497 (rs6000_elf_asm_out_destructor): Likewise.
1498 (rs6000_elf_declare_function_name): Likewise.
1499 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1500 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1503 2016-05-05 Alan Modra <amodra@gmail.com>
1505 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1507 2016-05-05 Alan Modra <amodra@gmail.com>
1509 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1510 out-of-line gpr restore for one or two regs if that would add
1513 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1516 * config/i386/i386.md
1517 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1518 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1519 as operand 0 predicate.
1520 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1522 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1523 Ditto. Emit the pattern using RTX.
1525 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1526 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1527 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1528 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1530 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1531 sse_reg_operand as operand 0 predicate.
1533 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1534 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1535 instead of gen_rtx_REG.
1536 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1539 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1541 * function.c (emit_use_return_register_into_block): Delete.
1542 (gen_return_pattern): Delete.
1543 (emit_return_into_block): Delete.
1544 (active_insn_between): Delete.
1545 (convert_jumps_to_returns): Delete.
1546 (emit_return_for_exit): Delete.
1547 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1548 simple_return for shrink-wrapped blocks.
1549 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1550 end of blocks that need one.
1551 (get_unconverted_simple_return): Delete.
1552 (convert_to_simple_return): Delete.
1553 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1554 (convert_to_simple_return): Ditto.
1556 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1558 * cfgcleanup.c (bb_is_just_return): New function.
1559 (try_optimize_cfg): Simplify jumps to return, branches to return,
1560 and branches around return.
1562 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1564 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1567 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1571 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1572 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1573 assert flags & OEP_HASH_CHECK, instead of asserting it
1574 never happens. Handle TARGET_EXPR.
1575 * fold-const.c (operand_equal_p): For hash verification,
1576 or in OEP_HASH_CHECK into flags.
1578 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1580 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1582 (compute_samebase_partition_bases): Fix typo.
1584 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1586 * config/i386/sse.md (vec_interleave_highv8sf,
1587 vec_interleave_lowv8sf, vec_interleave_highv4df,
1588 vec_interleave_lowv4df): Remove constraints from expanders.
1590 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1592 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1594 * tree-inline.c (expand_call_inline): Fix path dealing with
1595 making lhs of call statement undefined.
1597 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1599 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1600 Check availability on NODE, too.
1601 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1602 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1603 (varpool_node::call_for_symbol_and_aliase): Likewise.
1604 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1605 (propagate_pure_const): Propagate across interposable functions, too.
1606 (skip_function_for_local_pure_const): Do not skip interposable bodies
1608 (pass_local_pure_const::execute): Update.
1610 2016-05-04 Marek Polacek <polacek@redhat.com>
1612 * doc/invoke.texi: Document -Wdangling-else.
1614 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1616 * config.gcc: Error out when conflicting multilib is detected. Do not
1617 loop over multilibs since no combination is legal.
1619 2016-05-04 Alan Modra <amodra@gmail.com>
1621 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1622 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1623 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1626 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1628 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1629 Clean up p5600 comments.
1631 2016-05-04 Richard Biener <rguenther@suse.de>
1633 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1634 constructor simplifications.
1635 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1637 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1639 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1640 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1641 result.set_rtx is null instead of aborting.
1642 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1644 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1645 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1646 *mov<mode>_store_postinc): New patterns.
1648 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1650 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1651 as commutative. Check both conversions are NOP.
1652 ((A & B) OP (C & B)): Remove.
1654 2016-05-04 Alan Modra <amodra@gmail.com>
1656 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1658 2016-05-04 Alan Modra <amodra@gmail.com>
1661 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1662 when cr2,3,4 are all fixed regs.
1664 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1666 PR rtl-optimization/57193
1667 * opts.c (default_options_table): Revert OPT_frename_registers change.
1668 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1670 2016-05-03 Martin Sebor <msebor@redhat.com>
1673 * builtins.c (fold_builtin_FILE): New function.
1674 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1675 (fold_builtin_0): Call them.
1676 * gimplify.c (gimplify_call_expr): Remove the handling of
1677 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1680 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1681 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1685 * doc/extend.texi (Function Names as Strings): Update __func__,
1686 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1689 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1690 Richard Biener <rguenther@suse.de>
1692 PR tree-optimization/70916
1693 * tree-if-conv.c: Include cfganal.h.
1694 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1695 and remove_fake_exit_edges around the optimization pass.
1697 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1699 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1700 (cgraph_edge::make_direct): Likewise.
1701 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1702 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1703 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1704 (CIF_THUNK): New code.
1705 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1706 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1707 (compute_inline_parameters): Set inline_failed for thunks.
1708 (inline_analyze_function): Cleanup.
1709 * ipa-inline.c (can_inline_edge_p): Do not deal with
1710 call_stmt_cannot_inline_p.
1711 (can_early_inline_edge_p): Likewise.
1712 (early_inliner): Initialize inline_failed.
1713 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1715 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1718 from nonimm_ssenomem_operand.
1719 (nonimm_ssenomem_operand): New predicate.
1720 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1721 as operand 0 predicate.
1722 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1723 Disable unsupported alternatives using "enabled" attribute.
1724 Use register_ssemem_operand as operand 0 predicate.
1725 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1727 2016-05-03 Marek Polacek <polacek@redhat.com>
1730 * input.c (expansion_point_location): New function.
1731 * input.h (expansion_point_location): Declare.
1733 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1735 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1736 occurence with frame_offset_ ones.
1738 2016-05-03 Alan Modra <amodra@gmail.com>
1740 PR rtl-optimization/70890
1741 * ira.c (combine_and_move_insns): When moving def_insn, remove
1744 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1746 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1747 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1748 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1749 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1751 2016-05-03 Alan Modra <amodra@gmail.com>
1753 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1754 for SAVE_MULTIPLE/STORE_MULTIPLE.
1756 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1758 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1759 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1761 2016-05-03 Richard Biener <rguenther@suse.de>
1763 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1765 (gimplify_arg): Likewise.
1766 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1767 re-writing the result to a decl if required.
1768 (internal_get_tmp_var): Add allow_ssa parameter
1769 and override into_ssa with it.
1770 (get_formal_tmp_var): Adjust.
1771 (get_initialized_tmp_var): Add allow_ssa parameter.
1772 (gimplify_arg): Add allow_ssa parameter and avoid generating
1773 SSA names for the result false.
1774 (gimplify_call_expr): If the call may return twice do not
1775 gimplify parameters into SSA.
1776 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1777 (gimplify_modify_expr): Adjust assert. For noreturn calls
1778 with a SSA name LHS adjust its def.
1779 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1780 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1781 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1782 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1783 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1784 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1785 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1786 (optimize_target_teams): Do not allow SSA names for clause operands.
1787 (gimplify_expr): Likewise for where we mark the result addressable.
1788 * passes.def (pass_init_datastructures): Remove.
1789 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1790 (rewrite_stmt): Likewise.
1791 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1792 (replace_locals_op): Replace SSA names.
1793 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1794 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1795 * cgraph.c (release_function_body): Free CFG annotations only
1796 when we have a CFG. Simplify.
1797 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1798 force_gimple_operand instead of get_initialized_tmp_var.
1799 * tree-pass.h (make_pass_init_datastructures): Remove.
1800 * tree-ssa.c (execute_init_datastructures): Remove.
1801 (pass_data_init_datastructures): Likewise.
1802 (class pass_init_datastructures): Likewise.
1803 (make_pass_init_datastructures): Likewise.
1804 * omp-low.c (create_omp_child_function): Init SSA data structures.
1805 (grid_expand_target_grid_body): Likewise.
1806 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1807 name before adding it to names_to_release.
1808 (remove_bb): Always release SSA defs.
1809 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1810 before dereferencing it.
1811 * cgraphunit.c (init_lowered_empty_function): Always
1812 int SSA data structures.
1813 * tree-ssanames.c (release_defs): Remove assert that we are in
1815 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1817 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1818 Uros Bizjak <ubizjak@gmail.com>
1820 PR rtl-optimization/70467
1821 * config/i386/predicates.md (x86_64_hilo_int_operand,
1822 x86_64_hilo_general_operand): New predicates.
1823 * config/i386/constraints.md (Wd): New constraint.
1824 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1825 (general_hilo_operand): New mode attr.
1826 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1827 instead of <general_operand>.
1828 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1829 x86_64_hilo_general_operand instead of <general_operand>.
1831 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1833 PR tree-optimization/70916
1834 * tree-if-conv.c (constant_or_ssa_name): Removed.
1835 (fold_build_cond_expr): Use is_gimple_val instead of
1836 constant_or_ssa_name.
1838 PR tree-optimization/70916
1839 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1840 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1843 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1844 (optimize_atomic_bit_test_and): New function.
1845 (pass_fold_builtins::execute): Use it.
1846 * optabs.def (atomic_bit_test_and_set_optab,
1847 atomic_bit_test_and_complement_optab,
1848 atomic_bit_test_and_reset_optab): New optabs.
1849 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1850 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1851 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1852 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1853 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1854 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1855 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1856 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1857 atomic_bit_test_and_complement@var{mode},
1858 atomic_bit_test_and_reset@var{mode}): Document.
1859 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1860 atomic_bit_test_and_complement<mode>,
1861 atomic_bit_test_and_reset<mode>): New expanders.
1862 (atomic_bit_test_and_set<mode>_1,
1863 atomic_bit_test_and_complement<mode>_1,
1864 atomic_bit_test_and_reset<mode>_1): New insns.
1866 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1868 PR rtl-optimization/70687
1869 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1870 instead of unsigned HOST_WIDE_INT.
1872 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1874 PR rtl-optimization/44281
1875 * hard-reg-set.h (struct target_hard_regs): New field
1876 x_fixed_nonglobal_reg_set.
1877 (fixed_nonglobal_reg_set): New macro.
1878 * reginfo.c (init_reg_sets_1): Initialize it.
1879 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1881 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1883 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1885 PR tree-optimization/56541
1886 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1887 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1888 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1889 (any_complicated_phi): new static variable.
1890 (aggressive_if_conv): delete.
1891 (if_convertible_phi_p): support phis with more than two arguments.
1892 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1893 critical pred edges.
1894 (ifcvt_split_critical_edges): support phis with more than two
1895 arguments by checking new parameter. only split critical edges
1897 (tree_if_conversion): handle simd pragma marked loop using new
1898 local variable aggressive_if_conv. check any_complicated_phi.
1900 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1902 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1905 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1907 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1910 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1912 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1913 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1914 define_insn_and_split.
1915 (mulsi3_i): New define_insn_and_split.
1916 (mulsi3_call): Convert to define_insn.
1917 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1920 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1922 * machmode.h (mode_complex): Add support to give the complex mode
1924 (GET_MODE_COMPLEX_MODE): Likewise.
1925 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1926 stored by build_complex_type and gfc_build_complex_type instead of
1927 trying to figure out the appropriate mode based on the size. Raise
1928 an assertion error, if the type was not set.
1929 * genmodes.c (struct mode_data): Add field for the complex type of
1931 (blank_mode): Likewise.
1932 (make_complex_modes): Remember the complex mode created in the
1934 (emit_mode_complex): Write out the mode_complex array to map a
1935 type mode to the complex version.
1936 (emit_insn_modes_c): Likewise.
1937 * tree.c (build_complex_type): Set the complex type to use before
1938 calling layout_type.
1939 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1940 support for __float128 complex datatypes.
1941 (rs6000_hard_regno_mode_ok): Likewise.
1942 (rs6000_setup_reg_addr_masks): Likewise.
1943 (rs6000_complex_function_value): Likewise.
1944 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1945 __float128 and __ibm128 complex.
1946 (FLOAT128_IBM_P): Likewise.
1947 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1948 * doc/extend.texi (Additional Floating Types): Document that
1949 -mfloat128 must be used to enable __float128. Document complex
1950 __float128 and __ibm128 support.
1952 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1955 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1956 char/short arguments promoted to int because of promote_prototypes.
1958 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1960 * config/i386/predicates.md (register_ssemem_operand): New predicate.
1961 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
1962 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
1963 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
1964 alternatives using "enabled" attribute. Use register_ssemem_operand
1965 as operand 1 predicate.
1966 (*cmpi<unord>xf_i387): Split XFmode pattern from
1967 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
1968 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
1969 *absneg<mode>2_i387. Disable unsupported alternatives using
1970 "enabled" attribute.
1971 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
1973 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
1975 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
1977 (oacc_loop_process): Check mask for loop termination.
1979 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1981 * cif-code.def (CIF_THUNK): Add.
1982 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
1985 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1987 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
1988 (dump_inline_summary): Dump it.
1989 (fp_expression_p): New predicate.
1990 (estimate_function_body_sizes): Use it.
1991 (inline_merge_summary): Merge fp_expressions.
1992 (inline_read_section): Read fp_expressions.
1993 (inline_write_summary): Write fp_expressions.
1994 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
1995 codegen boundary if either caller or callee is !fp_expressions.
1996 * ipa-inline.h (inline_summary): Add fp_expressions.
1997 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
1998 to fp_expressions be sure the fp generation flags are updated.
2000 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2002 PR rtl-optimization/70467
2003 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2005 PR rtl-optimization/70467
2006 * ipa-pure-const.c (check_call): Handle internal calls even in
2007 ipa mode like in local mode.
2009 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2011 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2013 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2015 * match.pd (X u< X, X u> X): New transformations.
2017 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2019 * flag-types.h (enum warn_strict_overflow_code): Move ...
2020 * coretypes.h: ... here.
2021 * fold-const.h (fold_overflow_warning): Declare.
2022 * fold-const.c (fold_overflow_warning): Make non-static.
2023 (fold_comparison): Move the transformation of X +- C1 CMP C2
2024 into X CMP C2 -+ C1 ...
2025 * match.pd: ... here.
2026 * gimple-fold.c (fold_stmt_1): Protect with
2027 fold_defer_overflow_warnings.
2029 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2031 * omp-low.c (struct oacc_loop): Add 'inner' field.
2032 (new_oacc_loop_raw): Initialize it to zero.
2033 (oacc_loop_fixed_partitions): Initialize it.
2034 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2035 available partitioning.
2037 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2039 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2041 (umulsidi3): Likewise.
2042 (indirect_jump): Fix jump instruction assembly patterns.
2044 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2047 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2048 (nvptx_function_value): Assert non-NULL cfun.
2050 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2052 PR rtl-optimization/70886
2053 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2055 * cselib.h (rtx_equal_for_cselib_1): Declare.
2056 (rtx_equal_for_cselib_p: New inline function.
2057 * cselib.c (rtx_equal_for_cselib_p): Delete.
2058 (rtx_equal_for_cselib_1): Make public.
2060 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2062 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2063 (register_mixssei387nonimm_operand): Remove predicate.
2064 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2065 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2066 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2067 for TARGET_MIX_SSE_I387 alternatives.
2068 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2069 Disable unsupported alternatives using "enabled" attribute. Use
2070 nonimm_ssenomem_operand as operand 1 predicate. Also check
2071 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2073 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2075 * tree.c (cst_and_fits_in_hwi): Simplify.
2077 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2079 * tree.h (wi::to_wide): New function.
2080 * expr.c (expand_expr_real_1): Use wi::to_wide.
2081 * fold-const.c (int_const_binop_1): Likewise.
2082 (extract_muldiv_1): Likewise.
2084 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2086 * wide-int.h: Update offset_int and widest_int documentation.
2087 (WI_SIGNED_SHIFT_RESULT): New macro.
2088 (wi::binary_shift): Define signed_shift_result_type for
2089 shifts on offset_int- and widest_int-like types.
2090 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2091 * tree.h (int_bit_position): Use shift operators instead of wi::
2093 * alias.c (adjust_offset_for_component_ref): Likewise.
2094 * expr.c (get_inner_reference): Likewise.
2095 * fold-const.c (fold_comparison): Likewise.
2096 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2097 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2098 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2099 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2100 (stmt_kills_ref_p): Likewise.
2101 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2102 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2103 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2104 (ao_ref_init_from_vn_reference): Likewise.
2106 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2108 * wide-int.h: Update offset_int and widest_int documentation.
2109 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2110 (wi::binary_traits): Allow ordered comparisons between offset_int and
2111 offset_int, between widest_int and widest_int, and between either
2112 of these types and basic C types.
2113 (operator <, <=, >, >=): Define for the same combinations.
2114 * tree.h (tree_int_cst_lt): Use comparison operators instead
2115 of wi:: comparisons.
2116 (tree_int_cst_le): Likewise.
2117 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2118 (fold_nonarray_ctor_reference): Likewise.
2119 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2120 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2121 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2122 * tree-sra.c (completely_scalarize): Likewise.
2123 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2124 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2125 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2126 (check_for_binary_op_overflow): Likewise.
2127 (search_for_addr_array): Likewise.
2128 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2130 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2132 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2133 (arc_save_restore): Likewise.
2134 (arc_dwarf_register_span): Likewise.
2135 (arc_output_pic_addr_const): Initialize suffix variable.
2137 2016-05-02 Martin Liska <mliska@suse.cz>
2139 * symbol-summary.h (function_summary::function_summary):
2140 Remove checking assert for all cgraph nodes.
2141 (function_summary::get): Check summary_uid.
2142 (symtab_insertion): Check summary_uid.
2144 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2146 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2147 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2149 (arc_dwarf_register_span): Remove enum keyword.
2150 (compact_memory_operand_p): New function.
2151 * config/arc/arc.h (reg_class): Add code density register classes.
2152 (REG_CLASS_NAMES): Likewise.
2153 (REG_CLASS_CONTENTS): Likewise.
2154 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2155 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2156 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2157 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2158 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2160 (h, Rcd, Rsd, Rzd): New register constraints.
2161 (T): Use compact_memory_operand_p function.
2162 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2164 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2166 * config/sh/sh.md (*negnegt, *movtt): Remove.
2168 2016-05-02 Marek Polacek <polacek@redhat.com>
2169 Tom de Vries <tom@codesourcery.com>
2171 PR tree-optimization/70700
2172 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2173 bigger than FIRST_REF_NODE.
2175 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2178 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2180 (prepare_cbranch_operands): Don't use scratch register. Assume that
2181 function is used when pseudos can be created.
2182 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2183 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2184 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2185 define_expand. Allow it only when pseudos can be created.
2186 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2188 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2190 * config/i386/constraints.md (BC): Only allow -1 operands.
2191 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2192 Add "enabled" attribute. Update XI mode attribute calculation.
2193 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2194 (*movoi_internal_avx): Update XI mode attribute calculation.
2195 (*movti_internal): Ditto.
2197 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2199 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2200 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2202 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2204 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2205 statement on instruction code. Remove trailing spaces.
2206 (altivec_expand_stv_builtin): Likewise.
2208 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2210 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2211 (TARGET_FPU_DOUBLE): Simplify.
2212 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2213 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2214 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2215 with 'TARGET_FPU_DOUBLE'.
2216 * config/sh/sh.md: Likewise.
2218 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2220 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2221 SH_DIV_STR_FOR_SIZE): Remove.
2222 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2223 SH_DIV_STR_FOR_SIZE): Remove.
2225 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2227 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2228 logical_reg_operand): Delete.
2229 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2230 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2231 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2232 match_operand and match_test.
2233 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2234 variables on their first use. Return bool values.
2235 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2236 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2237 arith_reg_operand for input operand. Remove empty constraints.
2239 (*xorsi3_compact): Rename to xorsi3.
2240 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2241 (*zero_extend<mode>si2_disp_mem): Update comment.
2244 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2246 * config/sh/t-sh: Remove SH5 support.
2247 * config.gcc: Likewise.
2248 * configure: Likewise.
2250 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2252 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2254 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2256 * config/sh/sh.c (register_sh_passes, sh_option_override,
2257 sh_print_operand, prepare_move_operands,
2258 sh_can_follow_jump): Remove TARGET_SH1 checks.
2259 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2260 PROMOTE_MODE): Likewise.
2261 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2264 2016-04-30 Alan Modra <amodra@gmail.com>
2266 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2267 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2268 Check for user regs later to avoid unnecessary looping over regs.
2269 Merge user reg check with non-saved reg check. Don't force
2270 inline VR restore when static chain used.
2271 (rs6000_frame_related): Omit eh_frame info for user regs when
2273 (fixed_regs_p): Delete.
2275 2016-04-30 Alan Modra <amodra@gmail.com>
2277 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2278 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2281 2016-04-30 Alan Modra <amodra@gmail.com>
2284 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2285 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2288 2016-04-30 Alan Modra <amodra@gmail.com>
2290 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2291 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2292 flag_pic test for Darwin.
2294 2016-04-30 Alan Modra <amodra@gmail.com>
2296 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2297 throw_calls_crossed.
2298 (REG_FREQ_CALLS_CROSSED): Delete.
2299 (REG_N_THROWING_CALLS_CROSSED): Delete.
2300 * regstat.c (regstat_bb_compute_ri): Don't calculate
2301 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2302 (dump_reg_info): Don't print call cross frequency.
2303 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2304 and REG_N_THROWING_CALLS_CROSSED.
2306 2016-04-30 Alan Modra <amodra@gmail.com>
2308 * regs.h (struct reg_info_t): Delete live_length.
2309 (REG_LIVE_LENGTH): Delete macro.
2310 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2311 local_live, local_processed and local_live_last_luid params.
2312 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2314 (regstat_compute_ri): Adjust for above. Don't set
2316 (dump_reg_info): Don't print live length.
2317 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2318 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2319 Localize loop_depth var.
2321 2016-04-30 Alan Modra <amodra@gmail.com>
2323 * ira.c (enum valid_equiv): New.
2324 (validate_equiv_mem): Return enum.
2325 (update_equiv_mem): Create replacement in more cases.
2326 (add_store_equivs): Update validate_equiv_mem call.
2328 2016-04-30 Alan Modra <amodra@gmail.com>
2330 * ira.c (combine_and_move_insns): Rather than scanning insns,
2331 use DF infrastucture to find use and def insns.
2333 2016-04-30 Alan Modra <amodra@gmail.com>
2335 ira.c (combine_and_move_insns): Move invariant conditions..
2336 (ira.c): ..to here. Call combine_and_move_insns before
2337 add_store_equivs. Call grow_reg_equivs later. Allocate
2338 req_equiv later using max_reg_num() rather than global max_regno.
2339 (contains_replace_regs): Delete.
2340 (add_store_equivs): Remove contains_replace_regs test.
2342 2016-04-30 Alan Modra <amodra@gmail.com>
2344 * ira.c (struct equiv_mem_data): New.
2345 (equiv_mem, equiv_mem_modified): Delete static vars.
2346 (validate_equiv_mem_from_store): Use "data" param to communicate..
2347 (validate_equiv_mem): ..from here.
2349 2016-04-30 Alan Modra <amodra@gmail.com>
2351 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2353 (update_reg_equivs): ..here. Move allocation and freeing of
2354 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2355 end_alias_analysis to..
2358 2016-04-30 Alan Modra <amodra@gmail.com>
2360 * ira.c (pdx_subregs): Delete.
2361 (struct equivalence): Add pdx_subregs field.
2362 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2364 (update_equiv_regs): Don't create or free pdx_subregs. Update
2367 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2369 * config/rs6000/altivec.h: Change definitions of vec_xl and
2371 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2372 (LD_ELEMREV_V2DI): New.
2373 (LD_ELEMREV_V4SF): New.
2374 (LD_ELEMREV_V4SI): New.
2375 (LD_ELEMREV_V8HI): New.
2376 (LD_ELEMREV_V16QI): New.
2377 (ST_ELEMREV_V2DF): New.
2378 (ST_ELEMREV_V2DI): New.
2379 (ST_ELEMREV_V4SF): New.
2380 (ST_ELEMREV_V4SI): New.
2381 (ST_ELEMREV_V8HI): New.
2382 (ST_ELEMREV_V16QI): New.
2385 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2386 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2387 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2388 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2389 (altivec_expand_builtin): Add handling for
2390 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2391 (rs6000_invalid_builtin): Add error-checking for
2392 RS6000_BTM_P9_VECTOR.
2393 (altivec_init_builtins): Define builtins used to implement vec_xl
2395 (rs6000_builtin_mask_names): Define power9-vector.
2396 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2397 (RS6000_BTM_P9_VECTOR): Define.
2398 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2399 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2400 (vsx_ld_elemrev_v2df): Likewise.
2401 (vsx_ld_elemrev_v4sf): Likewise.
2402 (vsx_ld_elemrev_v4si): Likewise.
2403 (vsx_ld_elemrev_v8hi): Likewise.
2404 (vsx_ld_elemrev_v16qi): Likewise.
2405 (vsx_st_elemrev_v2df): Likewise.
2406 (vsx_st_elemrev_v2di): Likewise.
2407 (vsx_st_elemrev_v4sf): Likewise.
2408 (vsx_st_elemrev_v4si): Likewise.
2409 (vsx_st_elemrev_v8hi): Likewise.
2410 (vsx_st_elemrev_v16qi): Likewise.
2411 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2414 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2416 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2418 (simplify_control_stmt_condition_1): ... here. Recurse into
2419 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2421 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2424 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2425 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2426 define_insn_and_split to define_insn.
2427 (zero_extendqi<mode>2_dot2): Same.
2428 (extendqi<mode>2_dot): Same.
2429 (extendqi<mode>2_dot2): Same.
2431 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2433 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2434 (probe_stack): New expander.
2435 (probe_stack_<mode>): New insn pattern.
2437 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2439 * config/i386/i386.md
2440 (operations with memory inputs setting flags peephole2):
2441 Remove uneeded REG_P checks. Cleanup pattern generation.
2443 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2445 * tree-vect-loop.c (vect_transform_loop): Fix
2446 nb_iterations_upper_bound computation for vectorized loop.
2448 2016-04-29 Marek Polacek <polacek@redhat.com>
2449 Jakub Jelinek <jakub@redhat.com>
2452 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2453 TARGET_EXPR_SLOT as a base.
2455 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2457 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2458 with 'rCm2' constraints to limit possible immediate size.
2459 (*load_zeroextendqisi_update): Likewise.
2460 (*load_signextendqisi_update): Likewise.
2461 (*loadhi_update): Likewise.
2462 (*load_zeroextendhisi_update): Likewise.
2463 (*load_signextendhisi_update): Likewise.
2464 (*loadsi_update): Likewise.
2465 (*loadsf_update): Likewise.
2467 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2469 * config/i386/predicates.md (constm1_operand): Fix comparison.
2471 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2473 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2475 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2477 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2478 remaining SH5 related settings.
2479 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2480 shmedia_prepare_call_address): Delete.
2481 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2482 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2483 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2484 UNSUPPORTED_SH2A): Remove m5 checks.
2485 (sh_divide_strategy_e): Remove SH5 division strategies.
2486 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2487 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2489 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2491 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2493 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2495 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2496 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2498 * config/s390/vector.md ("mov<mode>"): Likewise.
2500 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2502 * config/s390/constraints.md ("U", "W"): Invoke
2503 s390_mem_constraint with "ZR" and "ZT".
2504 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2505 addresses when using LRA. Accept also short displacements for S
2506 and T constraints. Do not check for long displacement target for
2507 S and T constraints.
2508 (s390_mem_constraint): Remove handling of U and W constraints.
2509 * config/s390/s390.md (various patterns): Remove the short
2510 displacement constraints (Q and R) if a long displacement
2511 constraint is present. Add longdisp as required CPU capability.
2512 * config/s390/vector.md: Likewise.
2513 * config/s390/vx-builtins.md: Likewise.
2515 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2518 * reload1.c (reload): Call finish_spills before
2519 restarting reload loop. Skip select_reload_regs
2520 if update_eliminables_and_spill returns true.
2522 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2524 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2525 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2526 (umulhisi3_imm): Update predicates and constraint letters.
2527 (umulhisi3_reg): Declare instruction as commutative.
2528 * config/arc/constraints.md (J12, J16): New constraints.
2529 * config/arc/predicates.md (short_unsigned_const_operand): New
2531 (arc_short_operand): Likewise.
2532 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2534 2016-04-29 Richard Biener <rguenther@suse.de>
2536 PR tree-optimization/13962
2537 PR tree-optimization/65686
2538 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2539 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2540 using PTA to compare pointers.
2541 * match.pd: Add pattern for pointer equality compare simplification
2542 using ptrs_compare_unequal.
2544 2016-04-29 Richard Biener <rguenther@suse.de>
2546 * stor-layout.c (layout_type): Do not build a pointer-to-element
2549 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2551 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2552 Use SWI mode iterator. Use general_reg_operand predicate.
2553 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2554 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2557 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2560 * fold-const.c (operand_equal_p): Don't verify hash value equality
2562 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2565 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2568 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2569 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2570 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2571 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2572 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2574 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2576 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2577 to info. Don't initialize separate fields to 0. Clean up
2580 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2582 * config/i386/i386.md (peephole2s for operations with memory inputs):
2583 Use SWI mode iterator.
2584 (peephole2s for operations with memory outputs): Ditto.
2585 Do not check for stack checking probe.
2587 (probe_stack): Remove expander.
2589 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2590 Andrew Burgess <andrew.burgess@embecosm.com>
2592 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2593 operands as 32-bits.
2595 2016-04-28 Jason Merrill <jason@redhat.com>
2597 * gdbinit.in: Skip line-map.h.
2599 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2600 Andrew Burgess <andrew.burgess@embecosm.com>
2602 * config/arc/arc.c (arc_conditional_register_usage): Take
2603 TARGET_RRQ_CLASS into account.
2604 (arc_print_operand): Support printing 'p' and 's' operands.
2605 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2607 (TARGET_RRQ_CLASS): Define.
2608 (IS_POWEROF2_OR_0_P): Define.
2609 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2611 (*tst_movb): New define_insn.
2612 (*tst): Avoid recognition if it could prevent '*tst_movb'
2613 combination; replace c/CnL with c/Chs alternative.
2614 (*tst_bitfield_tst): New define_insn.
2615 (*tst_bitfield_asr): New define_insn.
2616 (*tst_bitfield): New define_insn.
2617 (andsi3_i): Add Rrq variant.
2618 (extzv): New define_expand.
2619 (insv): New define_expand.
2620 (*insv_i): New define_insn.
2621 (*movb): New define_insn.
2622 (*movb_signed): New define_insn.
2623 (*movb_high): New define_insn.
2624 (*movb_high_signed): New define_insn.
2625 (*movb_high_signed + 1): New define_split pattern.
2626 (*mrgb): New define_insn.
2627 (*mrgb + 1): New define_peephole2 pattern.
2628 (*mrgb + 2): New define_peephole2 pattern.
2629 * config/arc/arc.opt (mbitops): New option for nps400, uses
2630 TARGET_NPS_BITOPS_DEFAULT.
2631 * config/arc/constraints.md (q): Make register class conditional.
2632 (Rrq): New register constraint.
2633 (Chs): New constraint.
2634 (Clo): New constraint.
2635 (Chi): New constraint.
2636 (Cbf): New constraint.
2637 (Cbn): New constraint.
2638 (C18): New constraint.
2639 (Cbi): New constraint.
2641 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2643 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2645 (bitmap_intersection_of_preds): Ditto.
2646 (bitmap_union_of_succs): Ditto.
2647 (bitmap_union_of_preds): Ditto.
2648 * sbitmap.c (do_popcount): Delete.
2649 (BITMAP_DEBUGGING): Delete.
2650 (sbitmap_verify_popcount): Delete.
2651 (sbitmap_alloc): Don't initialize the popcount field.
2652 (sbitmap_alloc_with_popcount): Delete.
2653 (sbitmap_resize): Don't resize the popcount array.
2654 (sbitmap_vector_alloc): Don't initialize the popcount field.
2655 (bitmap_copy): Don't copy the popcount array.
2656 (bitmap_clear): Don't clear the popcount array.
2657 (bitmap_clear): Delete the popcount array handling.
2658 (bitmap_ior_and_compl): Delete the popcount assert.
2659 (bitmap_not): Ditto.
2660 (bitmap_and_compl): Ditto.
2661 (bitmap_and): Delete the popcount array handling.
2662 (bitmap_xor): Ditto.
2663 (bitmap_ior): Ditto.
2664 (bitmap_or_and): Delete the popcount assert.
2665 (bitmap_and_or): Ditto.
2666 (popcount_table): Delete.
2667 (sbitmap_elt_popcount): Delete.
2668 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2669 (bitmap_set_bit): Delete the popcount assert.
2670 (bitmap_clear_bit): Ditto.
2671 (sbitmap_free): Don't free the popcount array.
2672 (sbitmap_alloc_with_popcount): Delete declaration.
2673 (sbitmap_popcount): Ditto.
2675 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2676 Andrew Burgess <andrew.burgess@embecosm.com>
2678 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2679 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2680 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2681 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2682 * config/arc/arc.opt (mcmem): New option.
2683 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2684 supply length for r/m alternative.
2685 (*extendqisi2_ac): Likewise.
2686 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2688 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2689 (movhi_insn): Likewise.
2690 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2691 (*zero_extendqihi2_i): Add r/Ucm alternative.
2692 (*zero_extendqisi2_ac): Likewise.
2693 (*zero_extendhisi2_i): Likewise.
2694 * config/arc/constraints.md (Uex): New memory constraint.
2695 (Ucm): New define_constraint.
2696 * config/arc/predicates.md (long_immediate_loadstore_operand):
2697 Return 0 for MEM with cmem_address address.
2698 (cmem_address_0): New predicates.
2699 (cmem_address_1): Likewise.
2700 (cmem_address_2): Likewise.
2701 (cmem_address): Likewise.
2703 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2705 * config/rs6000/rs6000.c (machine_function): Rename
2706 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2707 (rs6000_stack_info): Adjust.
2709 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2710 Andrew Burgess <andrew.burgess@embecosm.com>
2712 * config/arc/constraints.md (Usd): Convert to define_constraint.
2716 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2719 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2720 Add new peephole2 where the first insn is *mov<mode>_or instead of
2721 *mov<mode>_internal.
2723 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2725 * tracer.c (bb_seen): Make static.
2727 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2729 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2730 support, setup defaults.
2731 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2732 * config/arc/arc.c (arc_init): Add NPS400 support.
2733 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2734 (TARGET_ARC700): NPS400 is also an ARC700.
2735 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2737 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2740 * config/nds32/nds32.md (casesi): Don't access the operands array
2743 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2745 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2746 (or $-1,reg peephole2): Ditto.
2747 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2749 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2751 * doc/extend.texi (Common Function Attributes) [optimize]:
2752 Discourage use of the optimize attribute.
2754 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2756 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2757 special case builtin.
2758 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2759 ALTIVEC_BUILTIN_VEC_ADDE.
2760 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2761 support for ALTIVEC_BUILTIN_VEC_ADDE.
2762 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2763 for __builtin_vec_adde.
2765 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2767 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2768 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2770 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2773 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2774 attributes): Document cilkplus_runtime.
2776 2016-04-28 Martin Jambor <mjambor@suse.cz>
2778 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2779 this function. Call verify_expr on MEM_REFs and bases of other
2782 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2784 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2785 for WORD_REGISTER_OPERATIONS to runtime check.
2787 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2789 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2791 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2793 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2794 big-endian compilation.
2795 * config/arc/arc.md (addf3): Likewise.
2799 2016-04-28 Richard Biener <rguenther@suse.de>
2801 PR tree-optimization/70840
2802 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2803 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2804 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2805 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2807 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2809 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2810 and explain why in a comment.
2812 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2814 * config/arc/arc.md (cpu_facility): Add fpx variant.
2815 (subdf3): Prohibit use reverse sub when assist operations option
2817 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2818 instructions only when FPX is enabled.
2819 * testsuite/gcc.target/arc/trsub.c: New test.
2821 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2823 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2824 mult_operator when calculating "type" attribute.
2825 (*fop_<mode>_1_i387): Ditto.
2826 (*fop_xf_1_i387): Ditto.
2827 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2828 Use std::swap to swap operands. Use RTL expressions to generate
2831 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2832 Joern Rennecke <joern.rennecke@embecosm.com>
2834 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2836 (emit_pic_move): Remove.
2837 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2838 * config/arc/arc.c (emit_pic_move): Removed.
2839 (TARGET_HAVE_TLS): Define.
2840 (arc_conditional_register_usage): Test for arc_tp_regno.
2841 (arc_print_operand, arc_print_operand_address): Handle TLS
2843 (arc_needs_pcl_p): New function.
2844 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2845 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2846 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2847 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2848 (arc_legitimize_tls_address): Likewise.
2849 (DTPOFF_ZERO_SYM): Define.
2850 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2851 (arc_output_pic_addr_const): Print TLS unspecs.
2852 (prepare_pic_move): New function, replaces emit_pic_move.
2853 (arc_legitimate_constant_p): Handle TLS unspecs.
2854 (arc_legitimate_address_p): Likewise.
2855 (arc_rewrite_small_data_p): Use assert for TLS constants.
2856 (prepare_move_operands): Use prepare_pic_move.
2857 (arc_legitimize_address): Legitimize tls addresses.
2858 (arc_epilogue_uses): Check for arc_tp_regno.
2859 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2860 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2862 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2864 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2865 %(arc_tls_extra_start_spec).
2866 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2867 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2869 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2870 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2871 (UNSPEC_TLS_OFF): Add.
2873 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2874 (get_thread_pointersi): New patterns.
2875 * config/arc/arc.opt (mtp-regno): New option.
2876 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2877 (move_dest_operand): Likewise.
2878 * configure: Regenerate.
2879 * configure.ac: Add arc*-*-* case to test for tls.
2880 * doc/invoke.texi (ARC options): Document mtp-regno.
2882 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2884 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2885 the new ARC HS SIMD instructions.
2886 (arc_preferred_simd_mode): New function.
2887 (arc_autovectorize_vector_sizes): Likewise.
2888 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2889 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2890 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2891 (arc_init_builtins): Add new SIMD builtin types.
2892 (arc_split_move): Handle 64 bit vector moves.
2893 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2894 (TARGET_PLUS_QMACW): Define.
2895 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2896 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2897 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2898 (VSUBADD4H): New builtins.
2899 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2900 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2902 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2903 Matthias Klose <doko@debian.org>
2905 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2907 2016-04-28 Richard Biener <rguenther@suse.de>
2910 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2913 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2915 * common/config/sh/sh-common.c: Remove SH5 support.
2916 * config/sh/constraints.md: Likewise.
2917 * config/sh/config/sh/elf.h: Likewise.
2918 * config/sh/linux.h: Likewise.
2919 * config/sh/netbsd-elf.h: Likewise.
2920 * config/sh/predicates.md: Likewise.
2921 * config/sh/sh-c.c: Likewise.
2922 * config/sh/sh-protos.h: Likewise.
2923 * config/sh/sh.c: Likewise.
2924 * config/sh/sh.h: Likewise.
2925 * config/sh/sh.md: Likewise.
2926 * config/sh/sh.opt: Likewise.
2927 * config/sh/sync.md: Likewise.
2928 * config/sh/sh64.h: Delete.
2929 * config/sh/shmedia.h: Likewise.
2930 * config/sh/shmedia.md: Likewise.
2931 * config/sh/sshmedia.h: Likewise.
2932 * config/sh/t-netbsd-sh5-64: Likewise.
2933 * config/sh/t-sh64: Likewise.
2934 * config/sh/ushmedia.h: Likewise.
2936 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2938 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2939 general_reg_operand instead of register_operand predicate.
2941 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2943 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2945 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2947 * match.pd (A - B > A, A + B < A): New transformations.
2949 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2951 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2952 which defaults to true. Emit an outer pair of parentheses only if
2953 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2954 don't emit parentheses for the right-hand operand.
2956 2016-04-27 Jeff Law <law@redhat.com>
2958 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2960 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2962 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
2963 (altivec_lvx_<mode>_internal): Document.
2964 (altivec_lvx_<mode>_2op): New define_insn.
2965 (altivec_lvx_<mode>_1op): Likewise.
2966 (altivec_lvx_<mode>_2op_si): Likewise.
2967 (altivec_lvx_<mode>_1op_si): Likewise.
2968 (altivec_stvx_<mode>): Remove.
2969 (altivec_stvx_<mode>_internal): Document.
2970 (altivec_stvx_<mode>_2op): New define_insn.
2971 (altivec_stvx_<mode>_1op): Likewise.
2972 (altivec_stvx_<mode>_2op_si): Likewise.
2973 (altivec_stvx_<mode>_1op_si): Likewise.
2974 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2975 Expand vec_ld and vec_st during parsing.
2976 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
2978 (altivec_expand_stvx_be): Likewise.
2979 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
2980 address-masking behavior in RTL.
2981 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
2982 address-masking behavior in RTL.
2983 (altivec_expand_builtin): Change builtin code arguments for calls
2984 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
2985 (insn_is_swappable_p): Avoid incorrect swap optimization in the
2986 presence of lvx/stvx patterns.
2987 (alignment_with_canonical_addr): New function.
2988 (alignment_mask): Likewise.
2989 (find_alignment_op): Likewise.
2990 (recombine_lvx_pattern): Likewise.
2991 (recombine_stvx_pattern): Likewise.
2992 (recombine_lvx_stvx_patterns): Likewise.
2993 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
2994 stvx patterns from expand.
2995 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
2997 (vector_altivec_store_<mode>): Likewise.
2999 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3001 * config/aarch64/aarch64.md
3002 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3003 remove the "fp" attributes.
3004 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3005 add the "simd" attributes.
3006 (*movdf_aarch64): Likewise.
3007 (*movtf_aarch64): Remove the "fp" attributes.
3008 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3009 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3011 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3013 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3014 rtx to rtx_code_label *.
3015 * rtl.h (maybe_set_first_label_num): Likewise.
3017 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3019 * df-core.c (df_add_problem): Make the problem param be const.
3020 (df_remove_problem): Make local "problem" be const.
3021 * df-problems.c (problem_RD): Make const.
3022 (problem_LR): Likewise.
3023 (problem_LIVE): Likewise.
3024 (problem_MIR): Likewise.
3025 (problem_CHAIN): Likewise.
3026 (problem_WORD_LR): Likewise.
3027 (problem_NOTE): Likewise.
3028 (problem_MD): Likewise.
3029 * df-scan.c (problem_SCAN): Likewise.
3030 * df.h (struct df_problem): Make field "dependent_problem" be
3032 (struct dataflow): Likewise for field "problem".
3033 (df_add_problem): Make param const.
3035 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3037 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3038 inter-unit moves to/from vector registers are enabled. Do not disable
3041 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3043 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3044 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3046 (enum df_problem_id): ...this new enum.
3047 (struct df_problem): Convert field "id" from "int" to
3050 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3052 * rtl.def: Update comment for "things in the instruction chain" to
3053 reflect the removal of the leading "i" field for INSN_UID in
3054 r210360. Fix bogus apostrophe.
3056 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3058 * config/i386/i386.md
3059 (lea arith with mem operand + setcc peephole2): Set operator mode.
3061 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3064 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3065 (dimode_scalar_to_vector_candidate_p): This.
3066 (timode_scalar_to_vector_candidate_p): New function.
3067 (scalar_to_vector_candidate_p): Likewise.
3068 (timode_check_non_convertible_regs): Likewise.
3069 (timode_remove_non_convertible_regs): Likewise.
3070 (remove_non_convertible_regs): Likewise.
3071 (remove_non_convertible_regs): Renamed to ...
3072 (dimode_remove_non_convertible_regs): This.
3073 (scalar_chain::~scalar_chain): Make it virtual.
3074 (scalar_chain::compute_convert_gain): Make it pure virtual.
3075 (scalar_chain::mark_dual_mode_def): Likewise.
3076 (scalar_chain::convert_insn): Likewise.
3077 (scalar_chain::convert_registers): Likewise.
3078 (scalar_chain::add_to_queue): Make it protected.
3079 (scalar_chain::emit_conversion_insns): Likewise.
3080 (scalar_chain::replace_with_subreg): Likewise.
3081 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3082 (scalar_chain::convert_op): Likewise.
3083 (scalar_chain::convert_reg): Likewise.
3084 (scalar_chain::make_vector_copies): Likewise.
3085 (scalar_chain::convert_registers): New pure virtual function.
3086 (class dimode_scalar_chain): New class.
3087 (class timode_scalar_chain): Likewise.
3088 (scalar_chain::mark_dual_mode_def): Renamed to ...
3089 (dimode_scalar_chain::mark_dual_mode_def): This.
3090 (timode_scalar_chain::mark_dual_mode_def): New function.
3091 (timode_scalar_chain::convert_insn): Likewise.
3092 (dimode_scalar_chain::convert_registers): Likewise.
3093 (scalar_chain::compute_convert_gain): Renamed to ...
3094 (dimode_scalar_chain::compute_convert_gain): This.
3095 (scalar_chain::replace_with_subreg): Renamed to ...
3096 (dimode_scalar_chain::replace_with_subreg): This.
3097 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3098 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3099 (scalar_chain::make_vector_copies): Renamed to ...
3100 (dimode_scalar_chain::make_vector_copies): This.
3101 (scalar_chain::convert_reg): Renamed to ...
3102 (dimode_scalar_chain::convert_reg ): This.
3103 (scalar_chain::convert_op): Renamed to ...
3104 (dimode_scalar_chain::convert_op): This.
3105 (scalar_chain::convert_insn): Renamed to ...
3106 (dimode_scalar_chain::convert_insn): This.
3107 (scalar_chain::convert): Call convert_registers.
3108 (convert_scalars_to_vector): Change to scalar_chain pointer to
3109 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3110 in 32-bit mode. Delete scalar_chain pointer. Call
3111 free_dominance_info in 64-bit mode.
3112 (pass_stv::gate): Remove TARGET_64BIT check.
3113 (ix86_option_override): Put the 64-bit STV pass before the CSE
3116 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3118 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3119 dw_loc_frame_offset field.
3120 * dwarf2out.c (new_loc_descr): Likewise.
3121 (resolve_args_picking_1): Turn the VISITED hash set into a
3122 FRAME_OFFSET hash map. Use it to associate a frame offset to
3123 visited nodes. Remove uses of the CHECKING_P macro.
3124 (resolve_args_picking): Update call to resolve_args_picking_1.
3126 2016-04-27 Martin Liska <mliska@suse.cz>
3128 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3129 (free_loop_data): Release vuses of groups.
3131 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3133 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3134 instead of redundant use_id and boolean have_use_for.
3135 (struct iv_use): Change sub_id into group_id. Remove field next.
3136 Move fields: related_cands, n_map_members, cost_map and selected
3138 (struct iv_group): ... here. New structure.
3139 (struct iv_common_cand): Use structure declaration directly.
3140 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3141 (MAX_CONSIDERED_USES): Rename macro to ...
3142 (MAX_CONSIDERED_GROUPS): ... here.
3143 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3144 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3145 (dump_uses): Rename to ...
3146 (dump_groups): ... here. Update all uses.
3147 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3148 (find_induction_variables): Refactor format of dump information.
3149 (record_sub_use): Delete.
3150 (record_use): Update all uses.
3151 (record_group): New function.
3152 (record_group_use, find_interesting_uses_op): Call above functions.
3154 (find_interesting_uses_cond): Ditto.
3155 (group_compare_offset): New function.
3156 (split_all_small_groups): Rename to ...
3157 (split_small_address_groups_p): ... here. Update all uses.
3158 (split_address_groups): Update all uses.
3159 (find_interesting_uses): Refactor format of dump information.
3160 (add_candidate_1): Update all uses. Remove redundant check on iv,
3162 (add_candidate, record_common_cand): Remove redundant assert.
3163 (add_iv_candidate_for_biv): Update use.
3164 (add_iv_candidate_derived_from_uses): Update all uses.
3165 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3166 (alloc_use_cost_map): Ditto.
3167 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3168 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3169 (determine_use_iv_cost_generic): Ditto.
3170 (determine_group_iv_cost_generic): Ditto.
3171 (determine_use_iv_cost_address): Ditto.
3172 (determine_group_iv_cost_address): Ditto.
3173 (determine_use_iv_cost_condition): Ditto.
3174 (determine_group_iv_cost_cond): Ditto.
3175 (determine_use_iv_cost): Ditto.
3176 (determine_group_iv_cost): Ditto.
3177 (set_autoinc_for_original_candidates): Update all uses.
3178 (find_iv_candidates): Update all uses. Refactor dump information.
3179 (determine_use_iv_costs): Ditto.
3180 (determine_iv_costs): Ditto.
3181 (iv_ca_cand_for_use): Rename to ...
3182 (iv_ca_cand_for_group): ... here. Update all uses.
3183 (iv_ca_add_use, iv_ca_add_group): Ditto.
3184 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3185 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3186 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3187 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3188 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3189 (create_new_iv, adjust_iv_update_pos): Ditto.
3190 (rewrite_use_address): Delete.
3191 (rewrite_use_address_1): Rename to ...
3192 (rewrite_use_address): ... here.
3193 (rewrite_use_compare): Update all uses.
3194 (rewrite_use): Delete.
3195 (rewrite_uses): Rename to ...
3196 (rewrite_groups): ... here. Update all uses.
3197 (remove_unused_ivs, free_loop_data): Update all uses.
3198 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3200 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3202 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3203 for WORD_REGISTER_OPERATIONS to runtime check.
3205 2016-04-27 Richard Biener <rguenther@suse.de>
3208 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3209 aggregate_value_p to determine if a function result is
3210 returned by reference.
3211 (ipa_pta_execute): Functions having their address taken are
3212 not automatically nonlocal.
3214 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3217 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3218 * fold-const.c (operand_equal_p): If flag_checking and
3219 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3220 and if it returns non-zero, assert iterative_hash_expr on both
3223 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3225 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3227 2016-04-27 Nick Clifton <nickc@redhat.com>
3230 * varasm.c (merge_weak): Generate an error if an attempt is made
3231 to convert a non-weak static function into a weak, public function.
3233 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3235 * params.def (MAX_PARTITION_SIZE): New param.
3236 * doc/invoke.texi: Document lto-max-partition.
3238 2016-04-27 Richard Biener <rguenther@suse.de>
3241 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3242 function cummulating used_from_other_partition, externally_visible
3243 and force_output from aliases.
3244 (refered_from_nonlocal_var): Likewise.
3245 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3246 node flags properly.
3248 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3250 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3251 (-Wmemset-elt-size): New item.
3253 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3256 * stor-layout.h (internal_reference_types): Delete.
3257 * stor-layout.c (reference_types_internal): Likewise.
3258 (internal_reference_types): Likewise.
3259 (layout_type) <REFERENCE_TYPE>: Adjust.
3261 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3264 * tree.h (inchash::add_expr): Add FLAGS argument.
3265 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3266 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3267 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3268 Formatting fix. Adjust recursive calls. For tcc_comparison,
3269 if swap_tree_comparison (code) is smaller than code, hash that
3270 and arguments in the other order. Hash CONVERT_EXPR the same
3271 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3272 of ADDR_EXPR of decl as the decl itself. Add or remove
3273 OEP_ADDRESS_OF from recursive flags as needed. For
3274 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3275 operands commutatively and only the third one normally.
3276 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3278 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3280 * config/rtems.h (LIB_SPEC): Add -latomic.
3282 2016-04-27 Joel Sherrill <joel@rtems.org>
3284 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3285 xilink.ld and flags not relevant to RTEMS.
3287 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3289 * toplev.c (backend_init_target): Avoid calling init_reload when using
3292 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3294 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3295 for loops rather than one for the whole function.
3297 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3299 * match.pd (X + CST CMP X): New transformation.
3301 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3303 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3304 * fold-const.c (fold_binary_loc): Remove 2 transformations
3305 superseded by match.pd.
3306 * match.pd (x+x -> x*2): Generalize to integers.
3308 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3310 * config/i386/i386.md (operation on memory peephole): Duplicate an
3311 existing peephole and adapt it to match lea rather than an operation
3314 PR rtl-optimization/57193
3315 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3317 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3319 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3321 * tree-if-conv.c (any_pred_load_store): New static variable.
3322 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3323 any_pred_load_store instead of and_mask_load_store.
3324 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3325 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3326 (combine_blocks, tree_if_conversion): Ditto.
3328 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3330 PR tree-optimization/70771
3331 PR tree-optimization/70775
3332 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3333 virtual PHI nodes. Delete parameter.
3334 (if_convertible_loop_p_1): Delete argument to above function.
3335 (predicate_all_scalar_phis): Delete code handling single-argument
3337 (tree_if_conversion): Mark and update virtual SSA.
3339 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3342 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3343 (x86_elf_aligned_common): Rename to ...
3344 (x86_elf_aligned_decl_common): ... this.
3345 Add decl arg. Switch to .lbss for largecomm object. Use
3346 LARGECOMM_SECTION_ASM_OP.
3347 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3349 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3350 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3352 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3353 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3355 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3358 * config/i386/i386.c (SECTION_LARGE): Define.
3359 (x86_64_elf_select_section): Set it for large data/bss sections.
3360 Only clear SECTION_WRITE for .lrodata.
3361 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3363 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3364 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3365 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3367 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3368 * doc/tm.texi: Regenerate.
3370 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3373 * configure.ac (--enable-checking): Document extra flag, for
3374 non-release builds default to --enable-checking=yes,extra.
3375 If misc checking and extra checking, define CHECKING_P to 2 instead
3377 * common.opt (fchecking=): Add.
3378 * doc/invoke.texi (-fchecking=): Document.
3379 * doc/install.texi: Document --enable-checking changes.
3380 * configure: Regenerated.
3381 * config.in: Regenerated.
3383 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3385 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3386 attribute instead of which_alternative.
3387 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3388 Use EXT_REX_SSE_REG_P where appropriate.
3390 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3392 * config/i386/predicates.md (const0_operand): Do not match
3393 const_wide_int code.
3394 (const1_operand): Ditto.
3396 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3398 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3399 for SSE constm1 operands and TARGET_AVX512VL.
3400 (*movti_internal): Ditto.
3401 (*mov<mode>_or): Use constm1_operand predicate.
3402 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3403 for SSE vector_all_ones operands and TARGET_AVX512VL.
3404 * config/i386/predicates.md (constm1_operand): New predicate.
3405 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3406 emission of constant -1 load.
3408 2016-04-25 Jason Merrill <jason@redhat.com>
3410 * gdbinit.in: Skip is-a.h.
3412 * attribs.c (register_scoped_attributes): Fix logic.
3413 * attribs.h: Declare register_scoped_attributes.
3415 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3417 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3418 stxvd2x and stxvw4x built-in functions.
3420 2016-04-25 DJ Delorie <dj@redhat.com>
3422 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3423 (ashrhi3): Likewise.
3424 (lshrhi3): Likewise.
3426 2016-04-25 Richard Biener <rguenther@suse.de>
3428 PR tree-optimization/70780
3429 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3431 (compute_antic): Mark blocks with abnormal preds as visited as
3432 they have a final empty antic-in solution already.
3434 2016-04-25 Michael Collison <michael.collison@linaro.org>
3436 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3438 2016-04-25 Michael Collison <michael.collison@linaro.org>
3440 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3441 mode is VQI to improve mixed mode vectorization.
3442 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3443 define_insn to match low half of signed vaddw.
3444 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3445 define_insn to match high half of signed vaddw.
3446 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3447 define_insn to match low half of unsigned vaddw.
3448 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3449 define_insn to match high half of unsigned vaddw.
3450 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3451 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3452 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3454 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3455 * config/arm/predicates.md (vect_par_constant_high): Support
3456 big endian and simplify by calling
3457 arm_simd_check_vect_par_cnst_half
3458 (vect_par_constant_low): Likewise.
3460 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3462 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3463 predicate for operand 2.
3465 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3466 H.J. Lu <hongjiu.lu@intel.com>
3468 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3469 machine_mode argument.
3470 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3471 constm1_rtx operands. For VOIDmode constants, get mode from
3472 pred_mode. Check mode size if the mode is supported by ABI.
3473 (standard_sse_constant_opcode): Do not use standard_constant_p.
3474 Strictly check ABI support for all-ones operands.
3475 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3476 immediates. Update calls to standard_sse_constant_p.
3477 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3478 (ix86_rtx_costs): Ditto.
3479 * config/i386/i386.md (*movxi_internal_avx512f): Use
3480 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3481 Use (v,BC) alternative instead of (v,C). Use register_operand
3482 checks instead of MEM_P.
3483 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3484 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3485 isa attribute. Use register_operand checks instead of MEM_P.
3486 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3487 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3488 alternative and corresponding sse2 isa attribute.
3489 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3490 to standard_sse_constant_p.
3491 (FP constant splitters): Ditto.
3492 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3494 * config/i386/predicates.md (constm1_operand): Remove.
3495 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3496 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3497 vector_all_ones_operand instead of constm1_operand.
3499 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3501 * print-rtl.c (print_rtx_insn_vec): New function.
3502 * print-rtl.h: New prototype.
3503 * store-motion.c (struct st_expr): Make avail_stores a vector.
3504 (st_expr_entry): Adjust.
3505 (free_st_expr_entry): Likewise.
3506 (print_store_motion_mems): Likewise.
3507 (find_moveable_store): Likewise.
3508 (compute_store_table): Likewise.
3509 (delete_store): Likewise.
3510 (build_store_vectors): Likewise.
3512 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3514 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3516 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3518 * vec.h (vec_safe_contains): New function.
3519 (vec::contains): Likewise.
3520 (vec::begin): Likewise.
3521 (vec::end): Likewise.
3523 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3526 * cfgexpand.c (expand_stack_vars): Fix typo.
3528 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3530 * system.h (list, map, set, vector): Include conditionally.
3531 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3532 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3533 * ipa-icf.c (INCLUDE_LIST): Define.
3534 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3535 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3536 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3537 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3538 * cp/logic.cc (INCLUDE_LIST): Define.
3539 * fortran/trans-common.c (INCLUDE_MAP): Define.
3541 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3543 * auto-profile.c: Remove <string.h> include.
3544 * ipa-icf-gimple.c: Remove <list> include.
3545 * diagnostic.c: Remove <new> include.
3546 * genmatch.c: Likewise.
3547 * pretty-print.c: Likewise.
3548 * toplev.c: Likewise
3549 * c/c-objc-common.c: Likewise.
3550 * cp/error.c: Likewise.
3551 * fortran/error.c: Likewise.
3553 2016-04-22 Richard Biener <rguenther@suse.de>
3555 * lto-streamer-in.c (input_ssa_names): Do not allocate
3556 GIMPLE_NOP for all SSA names.
3557 * lto-streamer-out.c (output_ssa_names): Do not output
3558 SSA names that should have been released.
3560 2016-04-22 Richard Biener <rguenther@suse.de>
3562 PR tree-optimization/70740
3563 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3566 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3569 * config/i386/predicates.md (call_insn_operand): Replace
3570 sibcall_memory_operand with memory_operand.
3572 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3574 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3575 has_single_use() tests.
3576 (register_edge_assert_for_1): Likewise.
3577 (find_assert_locations_1): Check the liveness bitmap instead of
3578 checking has_single_use().
3580 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3583 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3584 Extract AVX-512BW constraint from AVX.
3586 2016-04-21 Richard Biener <rguenther@suse.de>
3588 PR tree-optimization/70725
3589 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3590 for phi_convertible_by_degenerating_args.
3591 (predicate_all_scalar_phis): Handle single-argument PHIs.
3593 2016-04-21 Richard Biener <rguenther@suse.de>
3596 * fold-const.c (fold_comparison): Return properly typed
3599 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3601 PR tree-optimization/70715
3602 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3603 after expanding BASE using expand_simple_operations.
3605 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3607 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3608 New transformations.
3610 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3612 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3614 2016-04-20 Jan Hubicka <jh@suse.cz>
3616 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3617 ultiimate_alias_target.
3618 (update_callee_keys): Likewise.
3619 (lookup_recursive_calls): Likewise.
3620 (speculation_useful_p): Likewise.
3622 2016-04-20 Jan Hubicka <jh@suse.cz>
3625 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3626 (set_nothrow_flag_1): ... this; handle interposition correctly;
3627 recurse on aliases and thunks.
3628 (cgraph_node::set_nothrow_flag): New.
3629 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3630 functions compiled with non-call exceptions that binds to current
3632 (propagate_nothrow): Be safe WRT interposition.
3633 * cgraph.h (set_nothrow_flag): Update prototype.
3635 2016-04-18 Jan Hubicka <jh@suse.cz>
3637 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3638 max_loop_iterations_int.
3639 (tree_unswitch_outer_loop): Likewise.
3641 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3643 PR tree-optimization/69489
3644 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3645 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3646 Revise dump message.
3647 (if_convertible_bb_p): Remove check on edge count of basic block's
3650 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3652 PR tree-optimization/56625
3653 PR tree-optimization/69489
3654 * tree-data-ref.h (DR_INNERMOST): New macro.
3655 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3656 hashing struct innermost_loop_behavior.
3657 (ref_DR_map): Remove.
3658 (innermost_DR_map): New map.
3659 (baseref_DR_map): Revise comment.
3660 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3661 to innermost_DR_map accroding to its innermost loop behavior.
3662 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3663 to its innermost loop behavior.
3664 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3665 Add initialization for innermost_DR_map. Record memory reference
3666 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3667 have innermost loop behavior.
3668 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3671 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3673 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3674 *lea_general_1. Use explicit SWI12 mode interator.
3675 (*lea<mode>_general_2): Rename from *lea_general_2.
3676 Use explicit SWI12 mode interator.
3677 (*lea<mode>_general_3): Rename from *lea_general_3.
3678 Use explicit SWI12 mode interator.
3679 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3680 Use explicit SWI12 mode interator.
3681 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3682 Use explicit SWI48 mode interator.
3684 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3686 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3687 Short-cut unaligned load and store cases. Handle all integer
3689 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3690 and store cases. Call ix86_avx256_split_vector_move_misalign
3691 directly without checking mode class.
3693 2016-04-20 Andrew Pinski <apinski@cavium.com>
3694 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3697 * config/aarch64/aarch64.md (sibcall): Force call
3698 address to be DImode for ILP32.
3699 (sibcall_value): Likewise.
3701 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3703 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3705 2016-04-20 Richard Biener <rguenther@suse.de>
3707 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3708 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3709 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3710 (maybe_push_res_to_seq): Adjust.
3711 * gimple-fold.c (maybe_build_generic_op): Likewise.
3713 2016-04-20 Marek Polacek <polacek@redhat.com>
3715 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3718 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3720 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3721 use kmovw to support AVX512F target.
3723 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3725 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3727 2016-04-20 Marek Polacek <polacek@redhat.com>
3729 PR tree-optimization/70725
3730 * tree-if-conv.c (is_false_predicate): New function.
3731 (predicate_mem_writes): Use it.
3733 2016-04-20 Richard Biener <rguenther@suse.de>
3735 PR tree-optimization/70726
3736 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3737 shift amounts from a pattern stmt operand.
3739 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3742 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3743 stack_restore_from_fpr pattern when restoring r15.
3744 (s390_optimize_prologue): Strip away the memory barrier in the
3745 parallel when trying to get rid of restore insns.
3746 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3747 definition for loading the stack pointer from an FPR. Compared to
3748 the normal move insn this pattern includes a full memory barrier.
3750 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3753 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3754 implicitly linear or lastprivate iterator on the outer context.
3756 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3758 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3760 * config/i386/i386.md (ssememalign): Removed.
3761 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3763 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3766 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3767 const short * to __builtin_ia32_loaddquhi512_mask.
3768 (_mm512_maskz_loadu_epi16): Likewise.
3769 (_mm512_mask_storeu_epi16): Pass short * to
3770 __builtin_ia32_storedquhi512_mask.
3771 (_mm512_mask_loadu_epi8): Pass const char * to
3772 __builtin_ia32_loaddquqi512_mask.
3773 (_mm512_maskz_loadu_epi8): Likewise.
3774 (_mm512_mask_storeu_epi8): Pass char * to
3775 __builtin_ia32_storedquqi512_mask.
3776 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3777 const double * to __builtin_ia32_loadupd512_mask.
3778 (_mm512_mask_loadu_pd): Likewise.
3779 (_mm512_maskz_loadu_pd): Likewise.
3780 (_mm512_storeu_pd): Pass double * to
3781 __builtin_ia32_storeupd512_mask.
3782 (_mm512_mask_storeu_pd): Likewise.
3783 (_mm512_loadu_ps): Pass const float * to
3784 __builtin_ia32_loadups512_mask.
3785 (_mm512_mask_loadu_ps): Likewise.
3786 (_mm512_maskz_loadu_ps): Likewise.
3787 (_mm512_storeu_ps): Pass float * to
3788 __builtin_ia32_storeups512_mask.
3789 (_mm512_mask_storeu_ps): Likewise.
3790 (_mm512_mask_loadu_epi64): Pass const long long * to
3791 __builtin_ia32_loaddqudi512_mask.
3792 (_mm512_maskz_loadu_epi64): Likewise.
3793 (_mm512_mask_storeu_epi64): Pass long long *
3794 to __builtin_ia32_storedqudi512_mask.
3795 (_mm512_loadu_si512): Pass const int * to
3796 __builtin_ia32_loaddqusi512_mask.
3797 (_mm512_mask_loadu_epi32): Likewise.
3798 (_mm512_maskz_loadu_epi32): Likewise.
3799 (_mm512_storeu_si512): Pass int * to
3800 __builtin_ia32_storedqusi512_mask.
3801 (_mm512_mask_storeu_epi32): Likewise.
3802 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3803 char * to __builtin_ia32_storedquqi256_mask.
3804 (_mm_mask_storeu_epi8): Likewise.
3805 (_mm256_mask_loadu_epi16): Pass const short * to
3806 __builtin_ia32_loaddquhi256_mask.
3807 (_mm256_maskz_loadu_epi16): Likewise.
3808 (_mm_mask_loadu_epi16): Pass const short * to
3809 __builtin_ia32_loaddquhi128_mask.
3810 (_mm_maskz_loadu_epi16): Likewise.
3811 (_mm256_mask_loadu_epi8): Pass const char * to
3812 __builtin_ia32_loaddquqi256_mask.
3813 (_mm256_maskz_loadu_epi8): Likewise.
3814 (_mm_mask_loadu_epi8): Pass const char * to
3815 __builtin_ia32_loaddquqi128_mask.
3816 (_mm_maskz_loadu_epi8): Likewise.
3817 (_mm256_mask_storeu_epi16): Pass short * to.
3818 __builtin_ia32_storedquhi256_mask.
3819 (_mm_mask_storeu_epi16): Pass short * to.
3820 __builtin_ia32_storedquhi128_mask.
3821 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3822 const double * to __builtin_ia32_loadupd256_mask.
3823 (_mm256_maskz_loadu_pd): Likewise.
3824 (_mm_mask_loadu_pd): Pass onst double * to
3825 __builtin_ia32_loadupd128_mask.
3826 (_mm_maskz_loadu_pd): Likewise.
3827 (_mm256_mask_storeu_pd): Pass double * to
3828 __builtin_ia32_storeupd256_mask.
3829 (_mm_mask_storeu_pd): Pass double * to
3830 __builtin_ia32_storeupd128_mask.
3831 (_mm256_mask_loadu_ps): Pass const float * to
3832 __builtin_ia32_loadups256_mask.
3833 (_mm256_maskz_loadu_ps): Likewise.
3834 (_mm_mask_loadu_ps): Pass const float * to
3835 __builtin_ia32_loadups128_mask.
3836 (_mm_maskz_loadu_ps): Likewise.
3837 (_mm256_mask_storeu_ps): Pass float * to
3838 __builtin_ia32_storeups256_mask.
3839 (_mm_mask_storeu_ps): ass float * to
3840 __builtin_ia32_storeups128_mask.
3841 (_mm256_mask_loadu_epi64): Pass const long long * to
3842 __builtin_ia32_loaddqudi256_mask.
3843 (_mm256_maskz_loadu_epi64): Likewise.
3844 (_mm_mask_loadu_epi64): Pass const long long * to
3845 __builtin_ia32_loaddqudi128_mask.
3846 (_mm_maskz_loadu_epi64): Likewise.
3847 (_mm256_mask_storeu_epi64): Pass long long * to
3848 __builtin_ia32_storedqudi256_mask.
3849 (_mm_mask_storeu_epi64): Pass long long * to
3850 __builtin_ia32_storedqudi128_mask.
3851 (_mm256_mask_loadu_epi32): Pass const int * to
3852 __builtin_ia32_loaddqusi256_mask.
3853 (_mm256_maskz_loadu_epi32): Likewise.
3854 (_mm_mask_loadu_epi32): Pass const int * to
3855 __builtin_ia32_loaddqusi128_mask.
3856 (_mm_maskz_loadu_epi32): Likewise.
3857 (_mm256_mask_storeu_epi32): Pass int * to
3858 __builtin_ia32_storedqusi256_mask.
3859 (_mm_mask_storeu_epi32): Pass int * to
3860 __builtin_ia32_storedqusi128_mask.
3861 * config/i386/i386-builtin-types.def (PCSHORT): New.
3863 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3864 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3865 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3866 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3867 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3868 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3869 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3870 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3871 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3872 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3873 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3874 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3875 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3876 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3877 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3878 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3879 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3880 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3881 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3882 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3883 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3884 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3885 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3886 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3887 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3888 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3889 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3890 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3891 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3892 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3893 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3894 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3895 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3896 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3897 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3898 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3899 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3900 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3901 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3902 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3903 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3904 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3905 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3906 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3907 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3908 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3909 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3910 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3911 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3913 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3914 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3916 (ix86_expand_vector_move_misalign): Likewise.
3917 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3918 to scalar function prototype for unaligned load/store builtins.
3919 (ix86_expand_special_args_builtin): Updated.
3920 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3921 (UNSPEC_STOREU): Likewise.
3922 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3923 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3924 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3925 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3926 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3927 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3928 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3929 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3930 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3931 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3932 (<avx512>_storedqu<mode>_mask): Likewise.
3933 (*sse4_2_pcmpestr_unaligned): Likewise.
3934 (*sse4_2_pcmpistr_unaligned): Likewise.
3935 (*mov<mode>_internal): Renamed to ...
3936 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3937 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3938 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3939 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3941 2016-04-19 Richard Biener <rguenther@suse.de>
3943 PR tree-optimization/70171
3944 * tree-ssa-phiprop.c: Include stor-layout.h.
3945 (phiprop_insert_phi): Handle the aggregate copy case.
3946 (propagate_with_phi): Likewise.
3948 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3950 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3951 instead of simplify_gen_subreg (... , 0).
3952 (ix86_delegitimize_address): Ditto.
3953 (ix86_split_divmod): Ditto.
3954 (ix86_split_copysign_const): Ditto.
3955 (ix86_split_copysign_var): Ditto.
3956 (ix86_expand_args_builtin): Ditto.
3957 (ix86_expand_round_builtin): Ditto.
3958 (ix86_expand_special_args_builtin): Ditto.
3959 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
3960 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
3961 (udivmodqi4): Ditto.
3962 (absneg splitters): Ditto.
3963 (*jcc_bt<mode>_1): Ditto.
3965 2016-04-19 Richard Biener <rguenther@suse.de>
3967 PR tree-optimization/70724
3968 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
3969 restoring out from ...
3970 (free_scc_vn): ... here.
3971 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
3972 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
3974 (pass_fre::execute): Restore SSA info.
3976 2016-04-19 Richard Biener <rguenther@suse.de>
3978 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
3979 * gimple-walk.c (walk_gimple_op): Initialize it.
3980 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
3981 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
3982 remapping SSA names of defs.
3983 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
3986 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
3989 * lra-constraints.c (equiv_substition_p): New.
3990 (process_alt_operands): Use it.
3991 (swap_operands): Swap it.
3992 (curr_insn_transform): Update it.
3994 2016-04-18 Michael Matz <matz@suse.de>
3996 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
3997 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
3998 * tree-core.h (tree_type_common.align): Use bit-field.
3999 (tree_type_common.spare): New.
4000 (tree_decl_common.off_align): Make smaller.
4001 (tree_decl_common.align): Use bit-field.
4003 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4004 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4005 (scan_sharing_clauses): Ditto.
4006 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4007 (omp_finish_file): Ditto.
4008 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4009 (layout_decl): Ditto.
4010 (relayout_decl): Ditto.
4011 (finalize_record_size): Use SET_TYPE_ALIGN.
4012 (finalize_type_size): Ditto.
4013 (finish_builtin_struct): Ditto.
4014 (layout_type): Ditto.
4015 (initialize_sizetypes): Ditto.
4016 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4017 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4018 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4019 (get_chain_field): Ditto.
4020 (get_trampoline_type): Ditto.
4021 (get_nl_goto_field): Ditto.
4022 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4024 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4025 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4026 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4027 (build_qualified_type): Use SET_TYPE_ALIGN.
4028 (build_aligned_type, build_range_type_1): Ditto.
4029 (build_atomic_base): Ditto.
4030 (build_common_tree_nodes): Ditto.
4031 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4032 (expand_one_stack_var_at): Ditto.
4033 * coverage.c (build_var): Use SET_DECL_ALIGN.
4034 * except.c (init_eh): Ditto.
4035 * function.c (assign_parm_setup_block): Ditto.
4036 * symtab.c (increase_alignment_1): Ditto.
4037 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4038 * tree-vect-stmts.c (ensure_base_align): Ditto.
4039 * varasm.c (align_variable): Ditto.
4040 (assemble_variable): Ditto.
4041 (build_constant_desc): Ditto.
4042 (output_constant_def_contents): Ditto.
4044 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4045 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4046 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4047 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4048 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4050 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4053 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4054 replace %vmovsd with "%vmovq".
4055 (vec_concatv2df): Likewise.
4057 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4059 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4060 (*vec_extractv2si_0): Ditto.
4061 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4062 (zero_extended_scalar_load_operand splitters): Ditto.
4063 (vec_extract splitters): Ditto.
4064 (*vec_extractv4si_0_zext): Ditto.
4065 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4067 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4068 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4069 (*sse4_1_extractps): Use lowpart_subreg.
4070 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4072 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4074 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4076 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4077 Mention Solaris 11 packaging changes.
4078 Update gas and gld requirements.
4079 Remove reference to pre-Solaris 10 bug.
4080 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4082 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4085 2016-04-17 Jan Hubicka <jh@suse.cz>
4087 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4088 max_loop_iterations_int.
4090 2016-04-18 Richard Biener <rguenther@suse.de>
4092 PR tree-optimization/43434
4093 * tree-ssa-structalias.c (struct vls_data): New.
4094 (visit_loadstore): Handle all pointer-based accesses.
4095 (compute_dependence_clique): Compute a bitmap of restrict tags
4096 assigned bases and pass it to visit_loadstore.
4098 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4101 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4102 armv8.1-a and armv8.1-a+crc.
4104 2016-04-18 Richard Biener <rguenther@suse.de>
4106 PR tree-optimization/70701
4107 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4108 references after translating through a memcpy.
4110 2016-04-18 Richard Biener <rguenther@suse.de>
4112 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4113 (compute_antic): ... here. For partial antic use regular
4114 postorder and scrap iteration.
4115 (compute_partial_antic_aux): Remove unused return value.
4116 (init_pre): Do not allocate postorder.
4117 (fini_pre): Do not free postorder.
4119 2016-04-18 Richard Biener <rguenther@suse.de>
4122 * expmed.c (extract_bit_field_1): Remove broken case
4123 using a wider MODE_INT mode.
4125 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4127 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4128 unless compiling with at least GCC-4.8.
4130 2016-04-17 Jan Hubicka <jh@suse.cz>
4133 * graphite.c (graphite_finalize): Update call to
4134 tree_estimate_probability.
4135 * predict.h (tree_estimate_probability): Update prototype.
4137 2016-04-17 Jan Hubicka <jh@suse.cz>
4139 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4140 (tree_estimate_probability): Likewise.
4141 (pass_profile::execute): Update.
4142 (report_predictor_hitrates): New function.
4143 * profile.c (compute_branch_probabilities): Use it.
4144 * predict.h (report_predictor_hitrates): Declare.
4146 2016-04-17 Jan Hubicka <jh@suse.cz>
4149 * cgraph.h (cgraph_node::set_const_flag,
4150 cgraph_node::set_pure_flag): Update prototype to return bool;
4152 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4153 of interposable symbol are interposable, too.
4154 (cgraph_set_const_flag_1): Rename to ...
4155 (set_const_flag_1): ... this one; change to self recursive function
4156 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4157 clearnig the flag in all variants and also virtual thunks of const
4158 functions are pure; track if any change was done.
4159 (cgraph_node::set_const_flag): Update.
4160 (struct set_pure_flag_info): New struct.
4161 (cgraph_set_pure_flag_1): Rename to ...
4162 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4163 rather than pointer encoded flags; track if any changes was done;
4164 handle correctly clearning flag and setting flag of aliases already
4166 (cgraph_node::set_pure_flag): Update.
4167 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4169 2016-04-17 Tom de Vries <tom@codesourcery.com>
4172 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4175 2016-04-17 Tom de Vries <tom@codesourcery.com>
4177 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4178 '{}<> ' as escape-for-record.
4180 2016-04-17 Tom de Vries <tom@codesourcery.com>
4182 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4185 2016-04-17 Tom de Vries <tom@codesourcery.com>
4188 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4189 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4190 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4191 * passes.c (finish_optimization_passes): Only call
4192 finish_graph_dump_file if dfi->graph_dump_initialized.
4193 (execute_function_dump, pass_init_dump_file): Use
4194 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4196 2016-04-17 Tom de Vries <tom@codesourcery.com>
4198 PR tree-optimization/70256
4199 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4200 (debug_varmap): New function.
4202 2016-04-17 Tom de Vries <tom@codesourcery.com>
4205 * passes.c (pass_manager::register_pass): Propagate pflags.
4207 2016-04-17 Tom de Vries <tom@codesourcery.com>
4210 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4211 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4212 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4213 check if it's equal to p_start.
4214 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4216 2016-04-15 Jan Hubicka <jh@suse.cz>
4219 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4220 function does not bind to current def.
4221 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4222 handle conservatively calls to functions that does not need to bind
4224 (check_call): Update call of worse_state.
4225 (ignore_edge_for_nothrow): Update.
4226 (ignore_edge_for_pure_const): Likewise.
4227 (propagate_pure_const): Update calls to worse_state.
4228 (skip_function_for_local_pure_const): Reformat comments.
4230 2016-04-15 Jan Hubicka <jh@suse.cz>
4233 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4234 (cgraph_node::function_symbol): Likewise.
4235 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4236 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4237 (symtab_node::ultimate_alias_target): Add REF parameter.
4238 (symtab_node::binds_to_current_def_p): Declare.
4239 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4240 (cgraph_node::function_symbol): Likewise.
4241 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4242 (cgraph_node::get_availability): Likewise.
4243 (cgraph_edge::binds_to_current_def_p): New inline function.
4244 (varpool_node::get_availability): Add REF parameter.
4245 (varpool_node::ultimate_alias_target): Likewise.
4246 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4247 (symtab_node::binds_to_current_def_p): Likewise.
4248 * varpool.c (varpool_node::get_availability): Likewise.
4250 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4253 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4254 Fix mode size check.
4256 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4258 * BASE-VER: Set to 7.0.0.
4260 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4262 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4264 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4266 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4267 architecture revisions.
4269 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4271 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4272 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4273 * config/i386/i386.md (stack decrement to push peepholes): Guard
4274 with !x86_using_red_zone ().
4276 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4279 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4280 to dump_generic_node.
4281 (NIY): Pass also flags to do_niy.
4283 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4285 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4286 (simd_clone_vector_of_formal_parm_types)
4287 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4288 (simd_clone_mangle, simd_clone_create)
4289 (simd_clone_adjust_return_type, create_tmp_simd_array)
4290 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4291 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4292 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4293 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4294 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4295 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4296 * omp-simd-clone.c: ... this new file.
4297 (simd_clone_vector_of_formal_parm_types): Make it static.
4298 * Makefile.in (OBJS): Add omp-simd-clone.o.
4300 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4303 * config/i386/sse.md: Use proper memory operand modifiers.
4306 2016-04-15 Richard Biener <rguenther@suse.de>
4307 Alan Modra <amodra@gmail.com>
4309 PR tree-optimization/70130
4310 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4311 when alignment stays not the same and no not use the realign
4314 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4317 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4318 direct move handlers for KFmode. Change TFmode handlers test from
4319 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4321 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4324 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4325 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4326 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4327 * tree-ssa-live.c (remove_unused_scope_block_p): When
4328 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4329 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4330 block_ultimate_origin is FUNCTION_DECL.
4331 (remove_unused_locals): If current_function_decl is
4332 polymorphic_ctor_dtor_p, pass initial true to
4333 remove_unused_scope_block_p' is_ctor_dtor_block.
4335 2016-04-14 Martin Sebor <msebor@redhat.com>
4340 * doc/extend.texi (Variable Length): Revert.
4342 2016-04-14 Marek Polacek <polacek@redhat.com>
4343 Jan Hubicka <hubicka@ucw.cz>
4346 * tree.c (verify_type): Disable the canonical type of main variant
4349 2016-04-14 Jason Merrill <jason@redhat.com>
4351 * cfgexpand.c, expr.c: Revert previous change.
4353 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4356 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4357 when building a mem ref for the incoming reduction variable.
4359 2016-04-14 Richard Biener <rguenther@suse.de>
4361 PR tree-optimization/70614
4362 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4363 loop if the evolution dropped to chrec_dont_know.
4364 (interpret_condition_phi): Likewise.
4366 2016-04-14 Richard Biener <rguenther@suse.de>
4368 PR tree-optimization/70623
4369 * tree-ssa-pre.c (changed_blocks): Make global ...
4370 (compute_antic): ... local here. Move and fix worklist
4371 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4372 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4373 worklist handling, dump when ANTIC_IN changed.
4374 (compute_partial_antic_aux): Remove worklist handling.
4375 (init_pre): Do not compute post dominators. Add a comment about
4376 the CFG order chosen.
4377 (fini_pre): Do not free post dominators.
4379 2016-04-13 Martin Sebor <msebor@redhat.com>
4384 * doc/extend.texi (Variable Length): Document C++ specifics.
4386 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4389 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4390 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4391 eh edges have been purged.
4394 * tree-sra.c (create_access_replacement,
4395 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4397 * tree-pretty-print.c (dump_fancy_name): New function.
4398 (dump_decl_name, dump_generic_node): Use it.
4400 2016-04-13 Jason Merrill <jason@redhat.com>
4402 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4403 * expr.c (expand_expr_real_1): Likewise.
4405 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4407 * config/i386/i386.md (kunpckhi): Swap operands.
4408 (kunpcksi): Likewise.
4409 (kunpckdi): Likewise.
4410 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4411 (vec_pack_trunc_<mode>): Likewise.
4413 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4416 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4419 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4420 gimplification turns some element into non-constant.
4423 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4424 * explow.c (convert_memory_address_addr_space_1): No longer static,
4425 add NO_EMIT argument and don't call convert_modes if true, pass
4426 it down recursively, remove break after return.
4427 (convert_memory_address_addr_space): Adjust caller.
4428 * simplify-rtx.c (simplify_unary_operation_1): Call
4429 convert_memory_address_addr_space_1 instead of convert_memory_address,
4430 if it returns NULL, don't simplify.
4432 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4435 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4437 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4439 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4440 Bump the upper SIMDLEN limits, so that if the return type or
4441 characteristic type if the return type is void can be passed in
4442 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4445 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4448 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4449 Do not use "=" constraint on an input constraint.
4450 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4451 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4452 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4453 generates (neg (abs ...)) instead of (abs ...).
4455 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4457 PR rtl-optimization/70596
4458 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4459 just invalidate LRA data and reset them. Adjust dump wording.
4461 2016-04-12 Martin Liska <mliska@suse.cz>
4464 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4466 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4468 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4469 max_loop_iterations_int.
4470 (tree_unswitch_outer_loop): Likewise.
4471 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4472 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4474 2016-04-12 Tom de Vries <tom@codesourcery.com>
4476 PR tree-optimization/68756
4477 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4478 instead of new_name.
4480 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4482 PR tree-optimization/70602
4483 * tree-sra.c (generate_subtree_copies): Don't write anything into
4484 constant pool decls.
4486 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4487 regardless whether there are depend clauses or not.
4489 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4492 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4493 target attribute and pragma from changing the -mfloat128
4494 and -mfloat128-hardware options.
4496 * doc/extend.texi (Additional Floating Types): Document PowerPC
4497 __float128 restrictions.
4499 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4502 * config/aarch64/driver-aarch64.c
4503 (aarch64_get_extension_string_for_isa_flags): New.
4504 (arch_extension): Rename to...
4505 (aarch64_arch_extension): ...This.
4506 (ext_to_feat_string): Rename to...
4507 (aarch64_extensions): ...This.
4508 (aarch64_core_data): Keep track of architecture extension flags.
4509 (cpu_data): Rename to...
4510 (aarch64_cpu_data): ...This.
4511 (aarch64_arch_driver_info): Keep track of architecture extension
4513 (get_arch_name_from_id): Rename to...
4514 (get_arch_from_id): ...This, change return type.
4515 (host_detect_local_cpu): Update and reformat for renames, handle
4516 extensions through common infrastructure.
4518 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4521 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4522 track of a canonical flag name.
4523 (all_extensions): Likewise.
4524 (arch_to_arch_name): Also track extension flags enabled by the arch.
4525 (all_architectures): Likewise.
4526 (aarch64_parse_extension): Move to here.
4527 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4529 (aarch64_rewrite_selected_cpu): Update for above change.
4530 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4531 are handled, such that the single explicit value enabled by an
4532 extension is kept seperate from the implicit values it also enables.
4533 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4535 (aarch64_parse_extension): New.
4536 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4537 here to config/aarch64/aarch64-protos.h.
4538 (aarch64_parse_extension): Move from here to
4539 common/config/aarch64/aarch64-common.c.
4540 (aarch64_option_print): Update.
4541 (aarch64_declare_function_name): Likewise.
4542 (aarch64_start_file): Likewise.
4543 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4544 the canonical flag for extensions.
4545 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4548 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4550 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4553 2016-04-09 Tom de Vries <tom@codesourcery.com>
4555 PR tree-optimization/68953
4556 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4557 first to last subscript.
4559 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4561 PR tree-optimization/70586
4562 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4565 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4569 PR tree-optimization/70373
4573 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4574 clauses for acc parallel reductions as necessary. Error on those
4576 * omp-low.c (scan_sharing_clauses): Don't install variables which
4577 are used in acc parallel reductions.
4578 (lower_rec_input_clauses): Remove dead code.
4579 (lower_oacc_reductions): Add support for reference reductions.
4580 (lower_reduction_clauses): Remove dead code.
4581 (lower_omp_target): Don't remap variables appearing in acc parallel
4583 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4585 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4588 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4589 with multiple SSA_NAME defs, force the outputs other than first
4590 to be live before calling live_track_process_def on each output.
4592 PR rtl-optimization/70574
4593 * fwprop.c (forward_propagate_and_simplify): Don't add
4594 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4595 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4596 paradoxical subregs within *loc.
4598 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4600 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4601 -ftree-parallelize-loops={0,1}.
4602 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4603 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4604 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4605 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4606 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4608 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4611 * asan.c (instrument_derefs): If we get unknown location, extract it
4613 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4615 2016-04-08 Tom de Vries <tom@codesourcery.com>
4617 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4618 implicit firstprivate clause.
4620 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4623 * config/arm/thumb2.md (tst + branch-> lsls + branch
4624 peephole below *orsi_not_shiftsi_si): Require that condition
4625 register is dead after the peephole.
4626 (second peephole after the above): Likewise.
4628 2016-04-08 Alan Modra <amodra@gmail.com>
4631 * builtins.c (fold_builtin_classify): For IBM extended precision,
4632 look at just the high-order double to test for NaN.
4633 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4634 test just the high double for Inf but both doubles for subnormal
4637 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4639 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4640 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4641 node->simdclone->mask_mode != VOIDmode masks.
4642 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4643 earlier, use it instead of node->simdclone.
4644 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4645 Set clonei->mask_mode.
4647 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4650 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4651 Pass it through to cp_parser_already_scoped_statement.
4652 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4653 it through to cp_parser_statement.
4654 (cp_parser_statement): Pass IF_P through to
4655 cp_parser_iteration_statement.
4656 (cp_parser_pragma): Adjust call to
4657 cp_parser_iteration_statement.
4659 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4662 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4663 resolve a future -Wparentheses warning.
4664 * omp-low.c (scan_sharing_clauses): Likewise.
4665 * tree-parloops.c (eliminate_local_variables): Likewise.
4667 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4669 PR rtl-optimization/70398
4670 * lra-constraints.c (process_address_1): Check zero scale and code
4671 for reloading with zero scale.
4673 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4676 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4678 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4680 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4681 Add support for AVX512F clones, include them by default for
4682 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4683 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4687 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4688 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4689 firstprivate clauses.
4690 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4691 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4692 (lower_omp_target): Set TREE_NO_WARNING for
4693 non-addressable possibly uninitialized vars which are copied into
4694 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4696 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4698 * config/pa/predicates.md (integer_store_memory_operand): Accept
4699 REG+D operands with a large offset when reload_in_progress is true.
4700 (floating_point_store_memory_operand): Likewise.
4702 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4705 * match.pd (nested int casts): Limit to GIMPLE.
4707 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4710 * ipa-devirt.c (maybe_record_node): Fix comment; use
4711 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4713 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4715 PR rtl-optimization/70542
4716 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4717 if there are any uses other than insn or debug insns.
4719 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4720 Jakub Jelinek <jakub@redhat.com>
4722 PR tree-optimization/70509
4723 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4724 Shift HOST_WIDE_INT_1U instead of 1.
4726 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4728 PR tree-optimization/70509
4729 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4730 of the vector base type for index.
4732 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4735 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4737 2016-04-05 Richard Biener <rguenther@suse.de>
4739 PR tree-optimization/70526
4740 * tree-sra.c (build_ref_for_offset): Use prev_base to
4741 extract the alias pointer type.
4743 2016-04-05 Richard Biener <rguenther@suse.de>
4745 * dse.c (struct store_info): Remove alias_set member.
4746 (struct read_info_type): Likewise.
4747 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4748 spill_deleted, clear_alias_set_lookup): Remove.
4749 (get_group_info): Remove dead base == NULL_RTX case.
4750 (dse_step0): Remove initialization of removed variables.
4751 (delete_dead_store_insn): Reomve alias set dumping.
4752 (free_read_records): Remove alias_set handling.
4753 (canon_address): Remove alias_set_out parameter.
4754 (record_store): Remove spill_alias_set, it's always zero.
4755 (check_mem_read_rtx): Likewise.
4756 (dse_step2): Rename from ...
4757 (dse_step2_nospill): ... this. Adjust.
4758 (scan_stores): Rename from ...
4759 (scan_stores_nospill): ... this.
4760 (scan_reads): Rename from ...
4761 (scan_reads_nospill): ... this.
4762 (scan_stores_spill, scan_reads_spill): Remove.
4763 (dse_step3_scan): Remove for_spills argument which is always false.
4764 (dse_step3): Likewise.
4765 (dse_step5): Rename from ...
4766 (dse_step5_nospill): ... this. Remove alias_set handling.
4767 (rest_of_handle_dse): Adjust.
4769 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4772 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4773 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4774 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4775 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4777 2016-04-05 Richard Biener <rguenther@suse.de>
4780 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4781 non-register type temporaries into SSA.
4783 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4786 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4787 calls when sanitizing.
4788 (possible_polymorphic_call_target_p): Fix formatting.
4790 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4791 Jakub Jelinek <jakub@redhat.com>
4794 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4795 to ensure a call statement is compatible with a built-in's
4797 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4800 2016-04-04 Richard Biener <rguenther@suse.de>
4802 PR rtl-optimization/70484
4803 * rtl.h (canon_output_dependence): Declare.
4804 * alias.c (canon_output_dependence): New function.
4805 * dse.c (record_store): Use canon_output_dependence rather
4806 than canon_true_dependence.
4808 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4811 * cgraph.h (symtab_node::copy_visibility_from): New function.
4812 * symtab.c (symtab_node::copy_visibility_from): New function.
4813 * ipa-visibility.c (optimize_weakref): New function.
4814 (function_and_variable_visibility): Use it.
4816 2016-04-04 Martin Liska <mliska@suse.cz>
4819 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4820 value that is really in range handled by SBR instruction.
4821 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4822 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4823 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4825 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4829 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4830 set, but not for SP_REG operands.
4832 2016-04-02 Martin Sebor <msebor@redhat.com>
4835 * fold-const.c (maybe_nonzero_address): New function.
4836 (fold_comparison): Call it. Fold equality and relational
4837 expressions involving null pointers.
4838 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4840 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4842 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4843 the "Y" constraint (scalar FP 0.0 immediate).
4845 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4846 Add the "const_double" to the list of operand constraints.
4848 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4850 PR rtl-optimization/70467
4851 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4852 If low word of the last operand is 0, just emit addition/subtraction
4855 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4858 * config/s390/s390.c (s390_expand_insv): Check for everything
4859 constant instead of just VOIDmode stuff.
4861 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4864 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4866 2016-04-01 Nathan Sidwell <nathan@acm.org>
4868 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4870 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4872 PR rtl-optimization/70461
4873 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4876 2016-03-31 Martin Liska <mliska@suse.cz>
4879 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4880 a tree value or an immediate integer value to a buffer
4881 that is eventually copied to a BRIG section.
4882 (emit_immediate_operand): Call the function here.
4883 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4884 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4885 of class' fields that are removed.
4886 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4887 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4888 m_brig_repr_size fields.
4890 2016-03-31 Martin Liska <mliska@suse.cz>
4893 * hsa-gen.c (hsa_function_representation::update_dominance): New
4895 (convert_addr_to_flat_segment): Likewise.
4896 (gen_hsa_memory_set): New alignment argument.
4897 (gen_hsa_ctor_assignment): Likewise.
4898 (gen_hsa_insns_for_single_assignment): Provide alignment
4899 to gen_hsa_ctor_assignment.
4900 (gen_hsa_insns_for_direct_call): Add new argument.
4901 (expand_lhs_of_string_op): New function.
4902 (expand_string_operation_builtin): Likewise.
4903 (expand_memory_copy): New function.
4904 (expand_memory_set): New function.
4905 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4906 (convert_switch_statements): Change signature.
4907 (generate_hsa): Use a return value of the function.
4908 (pass_gen_hsail::execute): Do not call
4909 convert_switch_statements here.
4910 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4911 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4912 (hsa_function_representation::update_dominance): New function.
4914 2016-03-31 Martin Liska <mliska@suse.cz>
4917 * hsa-brig.c (emit_directive_variable): Emit alignment
4918 according to hsa_symbol::m_align.
4919 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4920 (dump_hsa_symbol): Dump alignment of HSA symbols.
4921 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4922 (gen_hsa_addr_with_align): New function.
4923 (hsa_bitmemref_alignment): Use newly added function.
4924 (gen_hsa_insns_for_load): Likewise.
4925 (gen_hsa_insns_for_store): Likewise.
4926 (gen_hsa_memory_copy): New argument added.
4927 (gen_hsa_insns_for_single_assignment): Respect
4928 alignment for assignments processed via gen_hsa_memory_copy.
4929 (gen_hsa_insns_for_direct_call): Likewise.
4930 (gen_hsa_insns_for_return): Likewise.
4931 (gen_function_def_parameters): Set default alignment.
4932 * hsa.c (hsa_object_alignment): New function.
4933 (hsa_byte_alignment): Pasted function.
4934 * hsa.h (hsa_symbol::m_align): New field.
4936 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4938 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4939 scratch field for goto case.
4941 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4943 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4945 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4948 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4949 (scalar_chain::convert_insn): Call convert_op for reg
4950 moves to handle undefined registers.
4952 2016-03-31 Nathan Sidwell <nathan@acm.org>
4955 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4956 Assert we don't want to move backwards.
4958 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4961 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4963 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4965 PR rtl-optimization/70460
4966 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4967 with operand from REG_LABEL_OPERAND, instead substitute
4968 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
4969 Don't do anything for REG_NON_LOCAL_GOTO jumps.
4971 2016-03-31 Martin Liska <mliska@suse.cz>
4973 * passes.c (execute_one_pass): Do not call
4974 todo_after for a discarded function.
4976 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4978 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
4979 (no_cost, infinite_cost): Initialize the new field.
4980 (get_computation_cost_at): Record setup cost.
4981 (determine_use_iv_cost_address): Skip cost computation for sub
4982 uses if we can estimate it without losing accuracy.
4984 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4986 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4988 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4989 max_loop_iterations_int.
4990 (tree_unswitch_outer_loop): Likewise.
4991 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4992 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4994 2016-03-30 Richard Biener <rguenther@suse.de>
4997 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
4999 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5002 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5003 in gen_blendm expander.
5005 2016-03-30 Nick Clifton <nickc@redhat.com>
5008 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5009 case where we are already provided with an SImode SUBREG.
5011 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5014 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5015 conflict between DRAP register and __builtin_eh_return.
5017 2016-03-30 Michael Matz <matz@suse.de>
5018 Richard Biener <rguenther@suse.de>
5021 * ipa-polymorphic-call.c (struct type_change_info): Change
5022 speculative to an unsigned allowing to limit the work we do.
5023 (csftc_abort_walking_p): New inline function..
5024 (check_stmt_for_type_change): Limit the number of may-defs
5025 skipped for speculative devirtualization to
5026 max-speculative-devirt-maydefs.
5027 * params.def (max-speculative-devirt-maydefs): New param.
5028 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5030 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5033 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5036 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5038 PR tree-optimization/59124
5039 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5040 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5042 2016-03-29 Jeff Law <law@redhat.com>
5044 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5046 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5048 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5051 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5053 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5054 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5055 gcrt0.o if linking dynamically.
5057 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5060 * ipa-devirt.c (methods_equal_p): New function.
5061 (compare_virtual_tables): Use it.
5062 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5063 * cgraphclones.c (clone_function_name_1): Use
5064 symbol_table::symbol_suffix_separator.
5065 * coverage.c (build_var): Likewise.
5066 * symtab.c (symbol_table::symbol_suffix_separator): New.
5068 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5070 PR rtl-optimization/70429
5071 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5072 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5073 mode != result_mode.
5076 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5078 PR tree-optimization/70405
5079 * ssa-iterators.h (num_imm_uses): Add missing braces.
5081 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5083 PR rtl-optimization/68695
5084 * ira-color.c (allocno_copy_cost_saving): New.
5085 (improve_allocation): Use it.
5087 2016-03-29 Richard Henderson <rth@redhat.com>
5090 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5092 2016-03-29 Richard Biener <rguenther@suse.de>
5095 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5096 use alignment returned by get_pointer_alignment_1 if it is
5097 bigger than BITS_PER_UNIT.
5098 * builtins.c (get_pointer_alignment_1): Do not return true
5099 for alignment extracted from SSA info.
5101 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5103 * config/ft32/ft32.opt (mnodiv): New.
5104 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5105 * doc/invoke.texi (FT32 Options -mnodiv): New.
5107 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5110 * config/i386/i386.md (define_split, andn): Fix modes.
5112 2016-03-26 Richard Biener <rguenther@suse.de>
5113 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5116 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5118 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5119 as 2nd argument to cl_optimization_restore().
5121 2016-03-25 Richard Henderson <rth@redhat.com>
5124 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5125 * config/aarch64/aarch64-protos.h: Declare it.
5126 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5128 2016-03-25 Alan Modra <amodra@gmail.com>
5131 * config/rs6000/constraints.md (j): Simplify.
5132 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5134 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5135 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5136 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5137 in all constraint alternatives.
5138 (movtd_64bit_nodm): Delete "j" constraint alternative.
5140 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5142 * tree-ssa-propagate.c: Enhance docs for
5143 SSA_PROP_NOT_INTERESTING.
5145 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5147 * doc/extend.texi: Fix typo in documentation to pure attribute.
5149 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5152 * config/pa/pa.md (bswapdi2): Use a scratch register.
5154 2016-03-24 Richard Henderson <rth@redhat.com>
5157 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5160 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5162 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5163 using ix86_expand_binary_operator instead of gen_andsi3.
5165 2016-03-24 Richard Biener <rguenther@suse.de>
5167 PR tree-optimization/70396
5168 * tree-vect-stmts.c (vectorizable_comparison): Use
5169 get_vectype_for_scalar_type.
5171 2016-03-24 Richard Biener <rguenther@suse.de>
5174 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5175 with register bases.
5177 2016-03-24 Richard Biener <rguenther@suse.de>
5179 PR tree-optimization/70372
5180 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5181 build_all_ones_cst to also handle vector types correctly.
5183 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5186 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5189 2016-03-23 Marek Polacek <polacek@redhat.com>
5192 * doc/invoke.texi: Document -Wignored-attributes.
5194 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5196 PR tree-optimization/69042
5197 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5198 parameter from 30 to 40.
5200 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5202 PR tree-optimization/69042
5203 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5204 for use with constant offset stripped in base.
5206 2016-03-23 Richard Biener <rguenther@suse.de>
5209 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5210 mode compatibility check.
5211 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5213 2016-03-23 Jeff Law <law@redhat.com>
5215 PR tree-optimization/64058
5216 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5218 (struct ssa_conflicts): Move up earlier in the file.
5219 (conflicts_, var_map_): New static variables.
5220 (initialize_conflict_count): New function to initialize the
5221 CONFLICT_COUNT field for each conflict pair.
5222 (compare_pairs): Lazily initialize the conflict count and use it
5223 as the first tie-breaker.
5224 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5225 and wipe conflicts_ and map_ around the call to qsort. Remove
5226 special case for 2 coalesce pairs.
5227 * bitmap.c (bitmap_count_unique_bits): New function.
5228 (bitmap_count_bits_in_word): New function, extracted from
5230 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5231 * bitmap.h (bitmap_count_unique_bits): Declare it.
5233 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5236 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5237 transparent alias chain for decl assembler name.
5238 * config/sol2.c (solaris_assemble_visibility): Likewise.
5240 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5242 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5244 (v10_fdivs): Likewise.
5245 (v10_fdivd): Likewise.
5247 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5250 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5251 to not call fclose twice on file.
5253 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5255 PR tree-optimization/70354
5256 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5257 oprnd0 is wider than oprnd1 and there is a cast from the wider
5258 type to oprnd1, mask it with the mask of the narrower type.
5261 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5262 Optimize TARGET_STV splitters, if high or low word of last argument
5265 2016-03-22 Jeff Law <law@redhat.com>
5268 tree-ssa-threadbackward.c
5269 (fsm_find_control_statement_thread_paths): Correctly distinguish
5270 between old style jump threads vs FSM jump threads.
5272 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5275 * config/i386/i386.c (scalar_chain::convert_op): Support
5276 uninitialized register usage case.
5278 2016-03-22 Richard Biener <rguenther@suse.de>
5281 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5283 (capture::gen_transform): ... to change behavior when substituting
5284 a condition into cond or not-cond expr context.
5285 (dt_simplify::gen_1): Adjust.
5286 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5287 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5288 last change and instead change to
5289 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5290 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5292 2016-03-22 Anthony Green <green@moxielogic.com>
5294 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5295 issue for moxiebox targets.
5296 (CC1PLUS_SPEC): Ditto.
5298 2016-03-22 Richard Biener <rguenther@suse.de>
5301 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5304 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5306 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5308 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5311 * config/i386/i386.c (def_builtin): Handle
5312 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5314 (const struct builtin_description bdesc_special_args[]):
5315 Remove duplicate ISA bits.
5317 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5320 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5321 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5322 in a way that works also for AVX512BW.
5325 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5326 instead of source if operands[1] is xmm16 and above and
5327 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5328 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5331 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5332 on assign if (*from_p) is a comparison, set it to
5333 TREE_NO_WARNING (*from_p).
5335 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5338 * lra.c (restore_scratches): Ignore deleted insns.
5340 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5341 Jakub Jelinek <jakub@redhat.com>
5343 PR tree-optimization/70317
5344 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5347 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5350 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5351 of ix86_expand_move.
5353 (movti): Use general_operand for operand 1 predicate.
5355 2016-03-21 Martin Liska <mliska@suse.cz>
5357 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5359 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5361 2016-03-21 Martin Liska <mliska@suse.cz>
5364 * ipa-icf.c (sem_function::parse): Skip static
5365 constructors and destructors.
5367 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5370 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5371 function-like macro, peek following token(s) if it is followed
5372 by CPP_OPEN_PAREN token with optional padding in between, and
5373 if not, don't treat it like a macro.
5375 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5376 Alexander Monakov <amonakov@ispras.ru>
5378 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5379 for the stabs debug format.
5381 2016-03-21 Richard Biener <rguenther@suse.de>
5383 PR tree-optimization/70310
5384 * tree-vect-generic.c (expand_vector_condition): Fold the built
5387 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5390 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5391 Block third alternative for AVX-512VL target,
5393 2016-03-21 Martin Liska <mliska@suse.cz>
5396 * hsa-brig.c (emit_function_directives): Mark unemitted
5397 global variables for emission.
5398 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5399 (get_symbol_for_decl): Likewise.
5400 * hsa.h (struct hsa_symbol): New flag.
5402 2016-03-21 Richard Biener <rguenther@suse.de>
5404 PR tree-optimization/70288
5405 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5406 we do not estimate unsimplified all-constant conditionals or
5407 switches as optimized away.
5409 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5411 PR rtl-optimization/69102
5412 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5413 when we have a readonly dependency context.
5415 2016-03-18 Jeff Law <law@redhat.com>
5417 PR rtl-optimization/70263
5418 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5419 (update_equiv_regs): When trying to move a store to after the insn
5420 that sets the source of the store, make sure the store occurs after
5421 the insn that sets the source of the store. When successful note
5422 the REG_EQUIV note created in the dump file.
5424 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5425 Bernd Schmidt <bschmidt@redhat.com>
5427 * doc/extend.texi: Document more potential problems with basic asms.
5429 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5431 PR rtl-optimization/70278
5432 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5435 2016-03-18 Jason Merrill <jason@redhat.com>
5437 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5439 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5441 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5442 values to 128b regs.
5444 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5446 PR tree-optimization/70252
5447 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5448 boolean vector has a proper number of elements.
5449 (supportable_narrowing_operation): Likewise.
5451 2016-03-18 Tom de Vries <tom@codesourcery.com>
5454 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5456 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5458 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5459 instead of replace_rtx for DEBUG_INSNs.
5461 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5463 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5464 load type reservations.
5466 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5469 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5470 define_constraint for "Q" and "T" constraints.
5472 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5474 Tweak the pipeline model for Exynos M1
5476 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5479 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5482 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5483 where one or both locations aren't within a line_map.
5485 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5488 * opts.c (finish_options): Don't set flag_pie to the default if
5489 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5492 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5494 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5495 true as ALL_REGS argument to replace_rtx.
5497 2016-03-17 Richard Biener <rguenther@suse.de>
5500 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5503 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5506 * rtl.h (replace_rtx): Add ALL_REGS argument.
5507 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5508 equality and assert mode is the same, instead of just rtx pointer
5510 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5511 true as ALL_REGS argument to replace_rtx.
5513 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5515 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5516 for boolean vector with vector mode only.
5517 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5519 2016-03-17 Nick Clifton <nickc@redhat.com>
5522 * config/rx/rx.c (rx_print_integer): Print negative constants in
5525 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5528 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5530 2016-03-16 Richard Henderson <rth@redhat.com>
5531 Richard Biener <rguenth@suse.de>
5536 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5537 first operand as is_gimple_condexpr.
5542 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5543 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5544 Do not gimplify the result.
5545 (do_unop): Adjust call to tree_vec_extract.
5546 (do_binop): Likewise.
5547 (do_compare): Likewise.
5548 (do_plus_minus): Likewise.
5549 (do_negate): Likewise.
5550 (expand_vector_condition): Likewise.
5551 (do_cond): Likewise.
5553 2016-03-16 Richard Henderson <rth@redhat.com>
5556 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5557 (aarch64_classify_address): Use it.
5558 (aarch64_legitimize_address): Force all subexpressions of PLUS
5559 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5561 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5562 Richard Biener <rguenth@suse.de>
5565 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5566 return to even if only REGNO is equal, and assert
5569 2016-03-11 Jeff Law <law@redhat.com>
5571 PR rtl-optimization/70224
5572 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5574 2016-03-16 Richard Henderson <rth@redhat.com>
5577 * function.h (struct function): Add has_forced_label_in_static.
5578 * gimplify.c (force_labels_r): Set it.
5579 * lto-streamer-in.c (input_struct_function_base): Read it.
5580 * lto-streamer-out.c (output_struct_function_base): Write it.
5581 * tree-inline.c (has_label_address_in_static_1): Remove.
5582 (copy_forbidden): Remove fndecl parameter; test
5583 has_forced_label_in_static.
5584 (inline_forbidden_p): Update call to copy_forbidden.
5585 (tree_versionable_function_p): Likewise.
5586 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5587 (chkp_versioning): Likewise.
5588 * tree-inline.h (copy_forbidden): Update decl.
5590 2016-03-16 Marek Polacek <polacek@redhat.com>
5593 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5594 function being thunked if the result type doesn't have fixed size.
5595 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5596 doesn't have fixed size.
5598 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5600 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5601 reporting malformed loop nest.
5603 2016-03-16 Tom de Vries <tom@codesourcery.com>
5606 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5607 nodes.length () == 1 test to before first nodes[0] access.
5609 2016-03-16 Tom de Vries <tom@codesourcery.com>
5611 PR tree-optimization/68715
5612 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5615 2016-03-16 Tom de Vries <tom@codesourcery.com>
5617 PR tree-optimization/68809
5618 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5621 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5622 Sandra Loosemore <sandra@codesourcery.com>
5624 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5625 on leaf attribute. Mention ELF interposition problems.
5627 2016-03-16 Alan Modra <amodra@gmail.com>
5629 PR rtl-optimization/69195
5630 PR rtl-optimization/47992
5631 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5634 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5637 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5639 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5641 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5643 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5645 PR rtl-optimization/70222
5646 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5647 optimization if mode is different from result_mode, queue up masking
5648 of the result in outer_op. Formatting fix.
5651 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5654 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5656 PR rtl-optimization/69032
5657 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5658 looping backwards over basic block insns.
5660 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5663 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5664 to non-speculative when propagating trap bits.
5666 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5668 PR rtl-optimization/63384
5669 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5672 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5675 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5676 factored out from ...
5677 (sched_analyze_insn): ... here.
5678 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5679 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5680 get_implicit_reg_pending_clobbers in it.
5681 (setup_id_reg_sets): Use setup_id_implicit_regs.
5682 (deps_init_id): Ditto.
5684 2016-03-15 Tom de Vries <tom@codesourcery.com>
5687 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5689 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5690 execute_function_dump.
5691 (execute_one_pass): Don't dump function if it will be dumped after ipa
5694 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5696 * genrecog.c (match_pattern_2): If pred is NULL don't call
5697 safe_predicate_mode on it.
5699 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5702 * lra-constraints.c (delete_move_and_clobber): Change assertion
5703 to also allow dregno == 0.
5705 2016-03-14 Richard Henderson <rth@redhat.com>
5708 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5709 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5710 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5711 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5714 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5717 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5719 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5721 * lra-constraints.c (split_reg): For hard regs, try to find the
5722 biggest single-register mode used in the function.
5724 2016-03-14 Richard Biener <rguenther@suse.de>
5726 PR tree-optimization/56365
5727 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5728 constants to compare against.
5730 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5733 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5734 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5735 (define_split for the GPR case): Use int_reg_operand instead of
5736 gpc_reg_operand for the output.
5738 2016-03-14 Tom de Vries <tom@codesourcery.com>
5740 PR tree-optimization/70045
5741 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5742 create_empty_if_region_on_edge argument.
5744 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5746 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5747 (STACK_CHECK_PROTECT): Likewise.
5748 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5749 (STACK_CHECK_PROTECT): Likewise.
5750 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5751 (STACK_CHECK_PROTECT): Likewise.
5752 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5753 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5754 (STACK_CHECK_PROTECT): Likewise.
5756 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5758 PR rtl-optimization/69307
5759 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5760 registers in modes that span more than one register.
5762 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5765 * lra-constraints.c (delete_move_and_clobber): New.
5766 (remove_inheritance_pseudos): Use it.
5768 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5771 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5772 the libcall is LCT_THROW.
5773 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5774 for the checking routine.
5776 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5779 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5780 optimization if we have direct move.
5781 (roundu32<mode>2_fprs): Likewise.
5783 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5786 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5788 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5789 Arguments swapped. All callers changed. Take reg_renumber into
5790 account, and Calculate and compare register ranges for hard regs.
5792 2016-03-11 Jeff Law <law@redhat.com>
5794 PR tree-optimization/70190
5795 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5796 Handle cases where we can not extract the taken edge, even though we
5797 found a constant value.
5799 PR tree-optimization/64058
5800 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5801 (num_coalesce_pairs): Move up earlier in file.
5802 (find_coalesce_pair): Initialize the INDEX field for each pair
5804 (compare_pairs): No longer sort on the elements in each pair.
5805 Instead break ties with the index of the coalesce pair.
5807 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5810 * config/aarch64/aarch64-protos.h
5811 (aarch64_save_restore_target_globals): New prototype.
5812 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5813 Call the above when popping pragma.
5814 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5816 (aarch64_set_current_function): Rewrite using the above.
5818 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5820 PR tree-optimization/70177
5821 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5822 (extract_ops_from_tree): ... this. In the 2 argument
5823 overload remove _1 suffix.
5824 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5825 (extract_ops_from_tree): ... this.
5826 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5828 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5829 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5830 extract_ops_from_tree instead of 2 operand one.
5832 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5834 PR tree-optimization/70013
5835 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5836 for constant-pool entries.
5838 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5840 PR rtl-optimization/70174
5841 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5842 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5844 PR tree-optimization/70169
5845 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5846 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5849 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5850 Jakub Jelinek <jakub@redhat.com>
5853 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5854 of uninitialized values.
5856 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5858 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5860 ("*trunctddd2"): New pattern definition.
5861 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5864 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5866 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5867 definitions for BFP and DFP rounding modes.
5868 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5869 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5870 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5871 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5874 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5876 * config/s390/constraints.md: Adjust comment.
5877 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5878 s390_decompose_addrstyle_without_index.
5879 * config/s390/predicates.md (shift_count_or_setmem_operand):
5880 Rename to setmem_operand.
5881 * config/s390/s390-protos.h
5882 (s390_decompose_shift_count): Rename to
5883 s390_decompose_addrstyle_without_index.
5884 * config/s390/s390.c (s390_decompose_shift_count)
5885 (s390_mem_constraint, print_shift_count_operand)
5886 (print_operand_address, print_operand): Rename
5887 s390_decompose_shift_count to
5888 s390_decompose_addrstyle_without_index and rename
5889 print_shift_count_operand to print_addrstyle_operand troughout the
5891 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5892 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5893 Rename shift_count_or_setmem_operand to setmem_operand.
5894 * config/s390/vx-builtins.md ("vec_insert<mode>")
5895 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5898 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5901 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5902 Handle overlapping retval and newval.
5904 2016-03-10 Nick Clifton <nickc@redhat.com>
5907 * config/aarch64/aarch64.c
5908 (aarch64_override_options_after_change_1): When forcing
5909 flag_omit_frame_pointer to be true, use a special value that can
5910 be detected if this function is called again, thus preventing
5911 flag_omit_leaf_frame_pointer from being forced to be false.
5913 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5915 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5916 Set x_flag_omit_leaf_frame_pointer when handling
5917 -momit-leaf-frame-pointer.
5919 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5922 * cgraph.c (cgraph_node::dump): Dump split_part and
5923 indirect_call_target.
5924 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5925 * ipa.c (has_addr_references_p): Cleanup.
5926 (is_indirect_call_target_p): New.
5927 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5928 called indirectly as local.
5929 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5931 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5934 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5935 on cxa_pure_virtual.
5937 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5940 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5942 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5945 * tree.c (need_assembler_name_p): Only record main variant type names.
5947 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5950 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5951 Always define to 0 or 1.
5952 (TARGET_FIX_ERR_A53_843419): New macro.
5953 * config/aarch64/aarch64-elf-raw.h
5954 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5955 * config/aarch64/aarch64-linux.h: Likewise.
5956 * config/aarch64/aarch64.c
5957 (aarch64_override_options_after_change_1): Do not default
5958 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5960 (aarch64_attributes): Handle fix-cortex-a53-843419.
5961 (aarch64_can_inline_p): Likewise.
5962 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5964 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5965 Jakub Jelinek <jakub@redhat.com>
5967 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
5968 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
5969 DECL_COMMONS if flag_unconstrained_commons is set.
5970 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5971 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
5972 (funconstrained-commons): Document.
5974 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5976 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
5977 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
5979 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
5981 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
5982 has a proper number of elements.
5984 2016-03-10 Alan Modra <amodra@gmail.com>
5986 PR rtl-optimization/69195
5987 PR rtl-optimization/47992
5988 * ira.c (recorded_label_ref): Delete.
5989 (update_equiv_regs): Return void.
5990 (indirect_jump_optimize): New function.
5991 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
5992 before regstat_compute_ri. Don't rebuild_jump_labels here.
5993 Delete update_regstat.
5995 2016-03-10 Richard Biener <rguenther@suse.de>
5997 PR tree-optimization/70128
5998 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5999 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6001 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6003 PR tree-optimization/70152
6004 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6005 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6008 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6009 instead of gen_sse2_loadlpd.
6010 * config/i386/sse.md (*vec_concatv2df): Rename to...
6011 (vec_concatv2df): ... this.
6013 PR tree-optimization/70127
6014 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6016 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6020 * diagnostic-show-locus.c (compatible_locations_p): New function.
6021 (layout::layout): Sanitize ranges using compatible_locations_p.
6023 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6027 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6028 location_range param with three const expanded_locations * and a
6030 (layout::layout): Replace call to
6031 rich_location::lazily_expand_location with get_expanded_location.
6032 Extract the range and perform location expansion here, passing
6033 the results to the layout_range ctor.
6034 * diagnostic.c (source_range::debug): Delete.
6035 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6036 of rich_location::get_expanded_location.
6037 * gcc-rich-location.c (get_range_for_expr): Delete.
6038 (gcc_rich_location::add_expr): Reimplement to avoid the
6039 rich_location::add_range overload that took a location_range,
6040 passing a location_t instead.
6042 2016-03-09 Richard Biener <rguenther@suse.de>
6043 Jakub Jelinek <jakub@redhat.com>
6045 PR tree-optimization/70138
6046 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6047 Also skip vect_double_reduction_def.
6049 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6052 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6053 if the operand is "m".
6055 2016-03-09 Nathan Sidwell <nathan@acm.org>
6057 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6059 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6061 * config/i386/i386.c (processor_target_table): Fix cost table
6062 intialization order for znver1.
6064 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6066 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6067 - becuase -> because.
6068 * ipa-reference.c (ignore_module_statics): Likewise.
6069 * cgraph.c (cgraph_node::get_body): Likewise.
6070 * ipa-inline.c (early_inliner): Likewise.
6071 * ipa-devirt.c (types_same_for_odr): Likewise.
6072 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6073 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6075 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6077 * tree-ssa-math-opts.c: Fix typo in comment.
6079 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6082 * config/i386/i386.c (scalar_chain::make_vector_copies,
6083 scalar_chain::convert_reg): Call end_sequence in between
6084 get_insns and emit_conversion_insns rather than after both
6087 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6090 * config/i386/i386.h (machine_function): Add
6091 pc_thunk_call_expanded flag.
6092 (ix86_pc_thunk_call_expanded): New define.
6093 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6094 (*set_got): Rename insn pattern from set_got.
6095 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6096 * config/i386/i386.c (ix86_compute_frame_layout): Use
6097 ix86_pc_thunk_call_expanded to prevent red-zone.
6099 2016-03-07 Martin Jambor <mjambor@suse.cz>
6101 * hsa.h (hsa_get_ctor_statements): Declare.
6102 (hsa_get_dtor_statements): Likewise.
6103 (hsa_get_kernel_dispatch_type): Likewise.
6104 * hsa.c (hsa_get_ctor_statements): New function.
6105 (hsa_get_dtor_statements): Likewise.
6106 (hsa_get_kernel_dispatch_type): Likewise.
6107 * hsa-brig.c (hsa_cdtor_statements): Removed.
6108 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6109 hsa_get_dtor_statements.
6110 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6111 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6113 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6115 * config/arm/arm-cores.def (cortex-r8): New.
6116 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6117 * config/arm/arm-tune.md: Likewise.
6118 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6120 2016-03-07 Martin Sebor <msebor@redhat.com>
6122 PR rtl-optimization/19705
6123 * doc/invoke.texi (Options That Control Optimization): Clarify
6124 -fno-branch-count-reg.
6126 2016-02-26 Richard Biener <rguenther@suse.de>
6127 Jeff Law <law@redhat.com>
6129 PR tree-optimization/69740
6130 * cfghooks.c (remove_edge): Request loop fixups if we delete
6131 an edge that might turn an irreducible loop into a natural
6133 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6134 Move after definition of loops_state_clear.
6136 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6138 PR rtl-optimization/69052
6139 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6142 2016-03-07 Tom de Vries <tom@codesourcery.com>
6144 PR tree-optimization/70116
6145 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6146 is_tm_ending stmts and ubsan/asan internal functions.
6147 (find_duplicate): Use it. Don't test is_tm_ending here.
6149 2016-03-07 Richard Biener <rguenther@suse.de>
6151 PR tree-optimization/70115
6152 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6153 (propagate_constants_for_unrolling): Use replace_uses_by.
6155 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6158 * omp-low.c (struct oacc_loop): Add ifns.
6159 (new_oacc_loop_raw): Initialize it.
6160 (finish_oacc_loop): Clear mask & flags if no ifns.
6161 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6162 (oacc_loop_xform_loop): Add ifns arg & adjust.
6163 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6165 2016-03-07 Richard Henderson <rth@redhat.com>
6168 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6169 (insert_value_copy_on_edge): Likewise.
6171 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6173 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6175 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6178 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6180 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6182 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6184 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6186 Fix sseimul type attribute.
6187 * config/i386/znver1.md
6188 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6189 znver1_sseimul_avx256_load) : Fix the type attribute.
6190 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6191 pipe usage and latency.
6193 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6196 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6197 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6200 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6203 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6205 PR rtl-optimization/69941
6206 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6207 the reg share its mode.
6209 2016-03-04 Jeff Law <law@redhat.com>
6211 PR tree-optimization/69196
6212 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6213 If the both SSA_NAMEs are anonymous, then consider them unassociated
6214 and include the PHI in the statement count.
6216 2016-03-05 Tom de Vries <tom@codesourcery.com>
6218 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6219 construct in oacc routine. Check for oacc region in oacc routine.
6221 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6224 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6225 2016-02-22 changes, instead don't recurse if RECUR is already true.
6226 Don't change *dynamic_check if RECUR. Adjust recursive caller
6227 to pass true to the new argument.
6228 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6231 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6232 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6234 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6236 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6238 PR rtl-optimization/57676
6239 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6242 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6244 * tree-vect-patterns.c (search_type_for_mask): Handle
6245 comparison of booleans.
6247 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6249 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6253 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6254 all other ops that have dw_val_class_die_ref operands,
6255 and DW_OP_GNU_entry_value.
6257 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6259 PR rtl-optimization/69904
6260 * config/arm/arm.c (arm_cannot_copy_insn_p):
6261 Return true for load-exclusive instructions.
6263 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6266 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6267 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6268 the pattern no matter if it is used just by non-pattern, pattern
6270 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6271 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6272 oprnd1 def_stmt is in pattern, don't look through it.
6274 2016-03-03 Marek Polacek <polacek@redhat.com>
6277 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6279 2016-03-03 Martin Liska <mliska@suse.cz>
6281 PR tree-optimization/70043
6282 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6283 previous statement if we see a debug statement.
6285 2016-03-03 Richard Biener <rguenther@suse.de>
6287 PR tree-optimization/55936
6288 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6289 parameter and guard unsafe equivalence use.
6290 (vrp_evaluate_conditional_warnv_with_ops): Always use
6291 safe equivalences but not via the quadratic compare_names
6294 2016-03-03 Michael Collison <michael.collison@linaro.org>
6297 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6298 for operand 1 to s_register_operand. Change predicate for operand
6299 2 to arm_not_immediate_operand.
6301 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6303 * doc/tm.texi: Regenerated.
6305 2016-03-02 Richard Henderson <rth@redhat.com>
6308 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6309 simplification when all args are positive non-fixed registers.
6311 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6313 * target.def (lra_p): Specify that new ports should use LRA.
6315 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6318 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6319 gimplify_type_sizes the type they refer to.
6320 (omp_notice_variable): Handle reference vars to VLAs.
6321 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6322 reference to VLA decls in the second pass instead of first pass.
6324 2016-03-02 Tom de Vries <tom@codesourcery.com>
6326 PR tree-optimization/68659
6327 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6328 new_expr == NULL_TREE.
6329 (get_new_name): Handle ADDR_EXPR.
6331 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6333 PR rtl-optimization/69052
6334 * loop-invariant.c (canonicalize_address): New function.
6335 (inv_can_prop_to_addr_use): Check validity of address expression
6336 which is canonicalized by above function.
6338 2016-03-02 Alan Modra <amodra@gmail.com>
6341 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6344 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6347 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6348 (*movhi_internal): Put mask moves from and to memory separately
6349 from moves from/to GPRs.
6351 2016-03-02 Richard Biener <rguenther@suse.de>
6353 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6354 GENERIC expressions in GIMPLE.
6356 2016-03-02 Richard Biener <rguenther@suse.de>
6358 * config/i386/i386.c (type_natural_mode): Fix typo.
6360 2016-03-02 Nick Clifton <nickc@redhat.com>
6362 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6364 2016-03-02 Richard Biener <rguenther@suse.de>
6365 Uros Bizjak <ubizjak@gmail.com>
6368 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6370 2016-03-02 Richard Biener <rguenther@suse.de>
6373 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6375 2016-03-02 Marek Polacek <polacek@redhat.com>
6378 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6379 "is promoted to" warning.
6381 2016-03-01 DJ Delorie <dj@redhat.com>
6383 * config.gcc: Deprecate mep-*.
6385 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6388 * lra-constraints.c (regno_val_use_in): New.
6389 (match_reload): Use it instead of regno_use_in.
6391 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6393 PR rtl-optimization/70007
6394 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6395 references present in REG_EQUAL notes attached to non-SET patterns.
6397 2016-03-01 Jeff Law <law@redhat.com>
6399 PR tree-optimization/69196
6400 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6401 Appropriately clamp the number of statements to copy when the
6402 thread path does not traverse a loop backedge.
6404 PR tree-optimization/69196
6405 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6406 Do count some PHIs in the thread path against the insn count. Decrease
6407 final statement count by one as the control statement in the last
6408 block will get removed. Remove special cased code for handling PHIs
6411 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6414 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6415 asm dialect alternatives to explicit GOTPCREL calls.
6417 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6420 * ira.c (do_reload): Issue warning for generic stack checking here...
6421 * reload1.c (reload): ...instead of here and streamline it.
6423 2016-03-01 Nick Clifton <nickc@redhat.com>
6425 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6427 2016-03-01 Richard Biener <rguenther@suse.de>
6429 PR tree-optimization/69983
6430 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6431 types and fall back to operand_equal_p.
6433 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6436 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6438 * config/s390/constraints.md ("jm8"): New constraint.
6439 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6441 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6443 ("*setmem_long<setmem_and>"): New pattern.
6444 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6446 ("*setmem_long_31z<setmem_and>"): New pattern.
6447 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6448 New substitution rules with the required attributes.
6451 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6454 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6456 * gensupport.c (process_substs_on_one_elem): Split loop to
6457 complete mark_operands_used_in_match_dup on all expressions in the
6459 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6460 and remove function.
6462 2016-03-01 Richard Biener <rguenther@suse.de>
6465 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6466 vector BIT_FIELD_REF extract.
6468 2016-03-01 Richard Biener <rguenther@suse.de>
6470 PR tree-optimization/69994
6471 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6473 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6475 PR tree-optimization/69956
6476 * tree-vect-stmts.c (supportable_widening_operation): Support
6477 multi-step conversion of boolean vectors.
6478 (supportable_narrowing_operation): Likewise.
6480 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6482 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6485 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6487 * config/s390/subst.md (DSI_VI): New mode iterator.
6488 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6489 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6490 the insn definition.
6491 ("*vec_set<mode>"): Change predicate and add alternative to
6492 support only either register or const_int operands as element
6494 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6496 ("vec_extract<mode>"): New expander.
6497 ("*vec_extract<mode>"): New insn definition supporting reg and
6498 const_int element selectors.
6499 ("*vec_extract<mode>_plus"): New insn definition supporting
6500 reg+const_int element selectors.
6501 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6502 following expander+insn definition.
6503 ("<vec_shifts_name><mode>3"): New expander.
6504 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6506 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6508 * config/s390/s390.md ("*tabort_1"): Change predicate to
6509 nonmemory_operand. Add a second alternative to cover
6510 register as well as const int operands.
6511 ("*tabort_1_plus"): New pattern definition.
6513 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6515 * config/s390/s390.md ("*ashrdi3_cc_31")
6516 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6517 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6518 Merge insn definitions into ...
6519 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6520 New pattern definition.
6521 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6522 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6523 ("*ashr<mode>3_and"): Merge insn definitions into ...
6524 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6525 New pattern definition.
6526 * config/s390/subst.md ("addr_style_op_cc_subst")
6527 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6528 substitutions patterns plus attributes.
6529 Add ashiftrt to SUBST iterator.
6531 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6533 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6534 op2 to nonmemory_operand.
6535 ("*<shift>di3_31", "*<shift>di3_31_and"):
6536 Merge into single pattern definition ...
6537 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6538 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6539 pattern definition ...
6540 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6541 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6544 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6546 * config/s390/predicates.md (const_int_6bitset_operand): New
6548 * config/s390/s390.md: Include subst.md.
6549 ("rotl<mode>3"): New expander.
6550 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6552 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6553 * config/s390/subst.md: New file.
6555 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6557 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6558 Remove RRR type. It doesn't really exist.
6559 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6561 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6562 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6563 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6564 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6565 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6566 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6567 `enabled' attribute.
6569 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6571 * gensupport.c (process_substs_on_one_elem): Split loop to
6572 complete mark_operands_used_in_match_dup on all expressions in the
6574 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6575 and remove function.
6577 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6580 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6581 (CEIL_NWORDS): ...this. Use CEIL macro.
6582 (compute_fp_layout): Adjust to above renaming.
6583 (function_arg_union_value): Likewise.
6584 (sparc_arg_partial_bytes): Likewise.
6585 (sparc_function_arg_advance): Likewise.
6587 2016-02-29 Jeff Law <law@redhat.com>
6589 PR tree-optimization/70005
6590 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6591 where an object with a boolean range is compared against a value
6594 PR tree-optimization/69999
6595 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6596 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6599 2016-02-29 Richard Biener <rguenther@suse.de>
6601 PR tree-optimization/69994
6602 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6603 (get_unary_op): Look through nop conversions.
6604 (ops_equal_values_p): New function, look for equality diregarding
6606 (eliminate_plus_minus_pair): Use ops_equal_values_p
6607 (repropagate_negates): Do not use get_unary_op here.
6609 2016-02-29 Martin Liska <mliska@suse.cz>
6611 * system.h: Poison ENABLE_CHECKING macro.
6613 2016-02-29 Martin Liska <mliska@suse.cz>
6615 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6616 is presented in dump flags.
6617 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6618 (hsa_regalloc): Likewise.
6620 2016-02-19 Richard Biener <rguenther@suse.de>
6622 PR tree-optimization/69980
6623 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6624 permutation of those we need to keep.
6626 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6629 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6630 (NWORDS_UP): ...this
6631 (init_cumulative_args): Minor tweaks.
6632 (sparc_promote_function_mode): Likewise.
6633 (scan_record_type): Delete.
6634 (traverse_record_type): New function template.
6635 (classify_data_t): New structure type.
6636 (classify_registers): New inline function.
6637 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6638 exhausted. Instantiate traverse_record_type on classify_registers and
6639 deal with the case of a structure passed in slot #15 with no FP field
6641 (assign_data_t): New structure type.
6642 (compute_int_layout): New static function.
6643 (compute_fp_layout): Likewise.
6644 (count_registers): New inline function.
6645 (assign_int_registers): New static function.
6646 (assign_fp_registers): Likewise.
6647 (assign_registers): New inline function.
6648 (function_arg_record_value_1): Delete.
6649 (function_arg_record_value_2): Likewise.
6650 (function_arg_record_value_3): Likewise.
6651 (function_arg_record_value): Adjust to above changes. Instantiate
6652 traverse_record_type on count_registers to first count the number of
6653 registers to be used and then on assign_registers to assign them.
6654 (function_arg_union_value): Adjust to above renaming.
6655 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6656 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6657 case of a structure passed in slot #15
6658 (sparc_function_arg_advance): Likewise.
6659 (function_arg_padding): Minor tweak.
6661 2016-02-29 Richard Biener <rguenther@suse.de>
6663 PR tree-optimization/69720
6664 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6665 the adjustment_def path for possibly vectorized defs.
6666 (vect_create_epilog_for_reduction): Handle vectorized initial
6669 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6671 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6673 2016-02-27 Jeff Law <law@redhat.com>
6676 2016-02-26 Richard Biener <rguenther@suse.de>
6677 Jeff Law <law@redhat.com>
6679 PR tree-optimization/69740
6680 * cfghooks.c (remove_edge): Request loop fixups if we delete
6681 an edge that might turn an irreducible loop into a natural
6684 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6686 PR rtl-optimization/69896
6687 * tree-vect-generic.c (get_compute_type): Avoid single element
6690 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6692 Rename the AArch64 tuning option and related functions to enable the
6693 Newton series for the reciprocal square root to reflect its
6694 approximative characteristic.
6696 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6697 function to "aarch64_emit_approx_rsqrt".
6698 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6699 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6700 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6701 (xgene1_tunings): Likewise.
6702 (use_rsqrt_p): Likewise.
6703 (aarch64_emit_swrsqrt): Use new function name.
6704 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6705 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6706 text explaining this option.
6707 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6709 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6712 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6713 complain about -mallow-movmisalign without -mvsx if
6714 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6716 2016-02-26 Joel Sherrill <joel@rtems.org>
6718 * config.gcc: Add x86_64-*-rtems*.
6719 * gcc/config/i386/rtems-64.h: New file.
6721 2016-02-26 Joel Sherrill <joel@rtems.org>
6723 * config.gcc: Add aarch64-*-rtems*.
6724 * gcc/config/aarch64/rtems.h: New file.
6726 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6729 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6730 shift amount using %h. Add comment.
6732 2016-02-26 Richard Biener <rguenther@suse.de>
6733 Jeff Law <law@redhat.com>
6735 PR tree-optimization/69740
6736 * cfghooks.c (remove_edge): Request loop fixups if we delete
6737 an edge that might turn an irreducible loop into a natural
6740 2016-02-26 Martin Jambor <mjambor@suse.cz>
6743 * tree-sra.c (sra_modify_assign): Do not remove loads of
6744 uninitialized aggregates to SSA_NAMEs.
6746 2016-02-26 Richard Henderson <rth@redhat.com>
6749 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6750 pseudo in case the target rtx matches the source of the left
6753 2016-02-26 Martin Jambor <mjambor@suse.cz>
6756 * hsa.h (hsa_type_packed_p): Declare.
6757 * hsa.c (hsa_type_packed_p): New function.
6758 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6760 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6761 * hsa-brig.c (emit_basic_insn): Likewise.
6763 2016-02-26 Martin Jambor <mjambor@suse.cz>
6766 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6768 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6770 2016-02-26 Martin Jambor <mjambor@suse.cz>
6772 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6773 hsa_op_with_type operands.
6774 (hsa_unsigned_type_for_type): Declare.
6775 * hsa.c (hsa_unsigned_type_for_type): New function.
6776 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6777 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6778 the finalizer. Do not emit extra move.
6780 2016-02-26 Martin Jambor <mjambor@suse.cz>
6782 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6783 atomic operations in private segment.
6785 2016-02-26 Martin Jambor <mjambor@suse.cz>
6787 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6788 statements to wi->info. Also disallow omp simd constructs.
6789 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6790 for not gridifying. Dump special string for omp_for.
6792 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6795 * config/aarch64/aarch64.c (aarch64_set_current_function):
6796 Save/restore target globals when switching to
6797 target_option_default_node.
6799 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6802 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6803 Return 0 if !SHIFT_COUNT_TRUNCATED.
6805 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6806 Eric Botcazou <ebotcazou@adacore.com>
6808 PR rtl-optimization/69891
6809 * dse.c (scan_insn): If we can't figure out memset arguments
6810 or they are non-constant, call clear_rhs_from_active_local_stores.
6812 2016-02-26 Martin Liska <mliska@suse.cz>
6814 * doc/extend.texi: Mention clog10, clog10f an clog10l
6815 in Builtins section.
6817 2016-02-26 Martin Liska <mliska@suse.cz>
6819 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6821 (resolve_args_picking_1): Likewise.
6822 * dwarf2out.h (struct GTY): Likewise.
6824 2016-02-26 Martin Liska <mliska@suse.cz>
6826 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6828 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6830 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6831 Martin Liska <mliska@suse.cz>
6833 * doc/install.texi: Mention --enable-valgrind-annotations.
6835 2016-02-26 Richard Biener <rguenther@suse.de>
6837 PR tree-optimization/69551
6838 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6839 looking through aliases adjust DECL_PT_UID to refer to the
6840 ultimate alias target.
6842 2016-02-25 Martin Liska <mliska@suse.cz>
6845 * alloc-pool.c (after_memory_report): New variable.
6846 * alloc-pool.h (base_pool_allocator ::release): Do not use
6847 the infrastructure if after_memory_report.
6848 * toplev.c (toplev::main): Mark after memory report.
6850 2016-02-25 Richard Biener <rguenther@suse.de>
6852 PR tree-optimization/48795
6853 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6855 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6858 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6859 offloading is enabled and -fopenacc or -fopenmp is specified.
6860 (CRTOFFLOADEND): Likewise.
6861 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6862 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6863 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6864 (offload_objects_file_name): New static var.
6865 (tool_cleanup): Remove offload_objects_file_name file.
6866 (find_offloadbeginend): Replace with ...
6867 (find_crtoffloadtable): ... this.
6868 (run_gcc): Remove offload_argc and offload_argv.
6869 Get offload_objects_file_name from -foffload-objects=... option.
6870 Read names of object files with offload from this file, pass them to
6871 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6872 don't pass offloadbegin and offloadend to the linker. Don't pass
6873 offload non-LTO files to the linker, because now they're not claimed.
6875 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6878 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6879 on builtin_unreachable.
6881 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6883 PR rtl-optimization/69896
6884 * regcprop.c: Include cfgrtl.h.
6885 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6886 than remembered mode, either delete it (if noop_move_p), or
6887 treat like copy_p but not noop_p instruction.
6889 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6892 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6893 - allow NULL decl for Fortran DW_TAG_common_block variables.
6895 2016-02-24 Jason Merrill <jason@redhat.com>
6897 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6899 2016-02-24 Richard Biener <rguenther@suse.de>
6900 Jakub Jelinek <jakub@redhat.com>
6903 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6904 conditionally executed ops to well-defined overflow behavior.
6906 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6909 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6912 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6914 PR rtl-optimization/69886
6915 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6916 argument. Use it when checking validity of set instructions.
6917 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6918 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6920 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6921 * store-motion.c (find_moveable_store): Update
6922 can_assign_to_reg_without_clobbers_p callsite.
6924 2016-02-24 Richard Biener <rguenther@suse.de>
6927 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6929 (record_nonwrapping_iv): Do not fall back to the low/high bound
6930 for non-constant IV bases if the stmt is not always executed.
6932 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6934 * config/arm/arm-cores.def (cortex-a32): New entry.
6935 * config/arm/arm-tables.opt: Regenerate.
6936 * config/arm/arm-tune.md: Regenerate.
6937 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6938 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6939 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6940 for -mcpu and -mtune.
6942 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6945 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6946 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6947 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6948 (atomic_loaddi_1): Delete.
6949 (atomic_loaddi): Rewrite expander using the above changes.
6951 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6954 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6957 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6958 Richard Biener <rguenth@suse.de>
6961 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6962 set_mem_attributes if tem is SSA_NAME which got expanded
6965 2016-02-24 Richard Biener <rguenther@suse.de>
6967 PR tree-optimization/69907
6968 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
6969 end of permutations for BB vectorization.
6971 2016-02-24 Christian Bruel <christian.bruel@st.com>
6973 * config/arm/arm-c.c (arm_option_override): Initialize
6974 target_option_current_node.
6975 * config/arm/arm.c (arm_pragma_target_parse): Replace
6976 build_target_option_node call by target_option_current_node.
6977 Set target_option_current_node.
6980 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
6983 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
6984 define_insn_and_split to define_insn.
6985 (zero_extendqi<mode>2_dot2): Same.
6986 (extendqi<mode>2_dot): Same.
6987 (extendqi<mode>2_dot2): Same.
6989 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6991 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
6992 and add bypass for AES{D,E} and AESMC pairs.
6993 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
6996 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6998 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
6999 series for reciprocal square root in Exynos M1.
7001 2016-02-23 Martin Sebor <msebor@redhat.com>
7004 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7005 __builtin_alloca_with_align.
7007 2016-02-23 Richard Henderson <rth@redhat.com>
7009 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7010 (ix86_register_pragmas): Remove __seg_tls.
7011 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7012 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7013 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7014 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7015 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7016 * doc/extend.texi (__seg_tls): Remove item.
7018 2016-02-23 Richard Biener <rguenther@suse.de>
7020 * alloc-pool.h (struct allocation_object): Make id member
7021 conditional on CHECKING_P again.
7022 (get_instance): Adjust.
7023 (base_pool_allocator): Likewise.
7025 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7027 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7028 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7030 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7032 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7034 2016-02-23 Richard Biener <rguenther@suse.de>
7036 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7037 * bitmap.h (struct bitmap_usage): Likewise.
7038 (bitmap_move): Declare.
7039 * bitmap.c (register_overhead): Take size_t argument.
7040 (bitmap_move): New function.
7041 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7042 to properly account overhead.
7043 * tree.c (free_node): Use tree_size.
7045 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7048 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7049 when inverting comparison.
7052 * common.opt (Wunreachable-code): Add Warning flag.
7054 2016-02-23 Mark Wielaard <mjw@redhat.com>
7055 Jakub Jelinek <jakub@redhat.com>
7058 * cgraphunit.c (check_global_declaration): Check main_input_filename
7059 and DECL_SOURCE_FILE are not NULL.
7061 2016-02-23 Martin Jambor <mjambor@suse.cz>
7063 PR tree-optimization/69666
7064 * tree-sra.c (sra_modify_assign): Do not attempt to create
7065 default_def replacements for unscalarizable regions.
7067 2016-02-20 Mark Wielaard <mjw@redhat.com>
7070 * cgraphunit.c (check_global_declaration): Check level of
7071 warn_unused_const_variable and main_input_filename.
7072 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7073 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7074 (-Wunused-const-variable): Explain levels 1 and 2.
7076 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7079 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7080 identical arguments. Formatting and spelling fixes.
7083 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7088 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7089 and m68k-devices.def.
7090 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7091 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7093 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7095 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7096 and HImode registers.
7098 2016-02-22 Richard Biener <rguenther@suse.de>
7100 PR tree-optimization/69882
7101 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7102 preserve permutations present because of gaps.
7103 (vect_supported_load_permutation_p): Always continue checking
7104 permutations after vect_attempt_slp_rearrange_stmts.
7106 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7108 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7109 min_profitable_estimate, rather than min_profitable_iters.
7111 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7114 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7115 SImode for last match_operand.
7117 2016-02-22 Martin Liska <mliska@suse.cz>
7119 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7120 return bitsize - 1 as the return value.
7122 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7126 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7127 Handle negative shift counts.
7128 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7129 force_reg on the shift constant.
7130 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7131 (lshrsi3_d): Handle negative shift counts.
7133 2016-02-22 Richard Biener <rguenther@suse.de>
7134 Tom de Vries <tom@codesourcery.com>
7136 * graph.c: Include dumpfile.h.
7137 (print_graph_cfg): Split into three overloads.
7138 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7140 2016-02-22 Tom de Vries <tom@codesourcery.com>
7142 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7145 2016-02-22 Richard Biener <rguenther@suse.de>
7148 * ipa-inline-transform.c (inline_call): When not updating
7149 overall summaries adjust self size by the growth estimate.
7150 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7151 hash-set, do not update overall summaries here. Renamed from ...
7152 (inline_to_all_callers): ... this which is now wrapping the
7153 above and performing delayed overall summary update.
7154 (early_inline_small_functions): Delay updating of the overall
7157 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7159 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7162 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7165 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7166 :%* in %:gt() argument.
7167 (greater_than_spec_func): Adjust for expecting only numbers,
7168 if there are more than two numbers, compare the last two.
7170 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7172 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7173 -Wnarrowing with -std.
7175 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7178 * expr.c (store_field): Don't use bit-field path if exp is
7179 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7180 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7181 and the assignment can be performed by bitwise copy. Formatting
7185 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7186 call copy_reg_eh_region_note_forward on before and/or after sequences
7187 and remove note from insn if it no longer can throw.
7190 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7193 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7195 * config/s390/vector.md: Add missing commutative operand markers
7196 to the patterns which qualify for one.
7197 * config/s390/vx-builtins.md: Likewise.
7199 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7201 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7202 types to mode iterators.
7203 (vec_double): ... and mode attribute.
7204 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7206 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7208 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7209 Change the predicate of op2 from nonimmediate to general and let
7210 reload fix it if necessary.
7212 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7214 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7216 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7218 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7221 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7223 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7224 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7225 * config/s390/s390.md ("movstr<P:mode>"): Call
7226 s390_expand_vec_movstr.
7228 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7230 * config/s390/s390.md: Add missing output modifier for operand 1
7231 to print it as address properly.
7233 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7235 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7236 * config/s390/2964.md: New file.
7237 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7238 of insn grouping attributes depending on the CPU level.
7239 (s390_get_unit_mask): New function.
7240 (s390_sched_score): Remove the OOO from the scheduling macros.
7241 Add loop to calculate a score for the instruction mix.
7242 (s390_sched_reorder): Likewise plus improve debug output.
7243 (s390_sched_variable_issue): Rename macros as above. Calculate
7244 the unit distances after actually scheduling an insn. Improve
7246 (s390_sched_init): Clear last_scheduled_unit_distance array.
7247 * config/s390/s390.md: Include 2964.md.
7249 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7252 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7253 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7254 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7255 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7256 *avx512f_<code>v8div16qi2_mask_1): New insns.
7258 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7261 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7264 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7265 earlyclobber from target. Use wF constraint for fused memory
7267 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7269 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7270 Martin Liska <mliska@suse.cz>
7273 * cfgexpand.c (asan_sanitize_stack_p): New function.
7274 (partition_stack_vars): Use the function.
7275 (expand_stack_vars): Likewise.
7276 (defer_stack_allocation): Likewise.
7277 (expand_used_vars): Likewise.
7279 2016-02-18 Richard Biener <rguenther@suse.de>
7282 * fold-const.c (operand_equal_p): Properly compare offsets for
7283 IMAGPART_EXPR and ARRAY_REF.
7285 2016-02-18 Nick Clifton <nickc@redhat.com>
7289 * config/arm/arm.c (arm_option_override_internal): Disable
7290 interworking if the target does not support thumb instructions.
7291 (arm_reload_in_hi): Handle the case where a register to register
7292 move needs reloading because there is no simple pattern to handle
7294 (arm_reload_out_hi): Likewise.
7296 2016-02-18 Richard Biener <rguenther@suse.de>
7299 * match.pd: Don't use fold_binary or fold_unary for folding
7302 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7305 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7306 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7307 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7308 warn on gimple_no_warning_p statements.
7310 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7312 * doc/extend.texi (C++ Attributes): Correct description of
7313 warn_unused type attribute.
7315 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7317 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7318 correct instruction.
7320 2016-02-17 Richard Biener <rguenther@suse.de>
7322 PR rtl-optimization/69609
7323 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7324 (find_traces_1_round): When ending a trace update cached priority
7326 (bb_to_key): Use cached priority when available.
7327 (copy_bb): Initialize cached priority.
7328 (reorder_basic_blocks_software_trace_cache): Likewise.
7330 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7333 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7335 (aarch64_comparison_operator): Break overly long line into two.
7336 (aarch64_comparison_operation): Likewise.
7337 * config/aarch64/aarch64.md (cstorecc4): Use
7338 aarch64_comparison_operator_mode instead of
7339 aarch64_comparison_operator.
7340 (cstore<mode>4): Likewise.
7341 (aarch64_cstore<mode>): Likewise.
7342 (*cstoresi_insn_uxtw): Likewise.
7343 (cstore<mode>_neg): Likewise.
7344 (*cstoresi_neg_uxtw): Likewise.
7346 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7349 * config/arm/predicates.md (arm_comparison_operator_mode):
7351 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7352 instead of arm_comparison_operator.
7353 (*mov_negscc): Likewise.
7354 (*mov_notscc): Likewise.
7355 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7356 (*thumb2_mov_negscc): Likewise.
7357 (*thumb2_mov_negscc_strict_it): Likewise.
7358 (*thumb2_mov_notscc): Likewise.
7359 (*thumb2_mov_notscc_strict_it): Likewise.
7361 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7363 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7366 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7368 * config/visium/visium.c (machine_libfunc_index): New enum.
7369 (machine_libfuncs): New structure.
7370 (visium_libfuncs): New static variable.
7371 (TARGET_INIT_LIBFUNCS): Define to...
7372 (visium_init_libfuncs): ...this. New function.
7373 (expand_block_move_4): Use the appropriate libfunc.
7374 (expand_block_move_2): Likewise.
7375 (expand_block_move_1): Likewise.
7376 (expand_block_set_4): Likewise.
7377 (expand_block_set_2): Likewise.
7378 (expand_block_set_1): Likewise.
7379 (visium_trampoline_init): Likewise.
7381 2016-02-17 Nick Clifton <nickc@redhat.com>
7383 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7384 TI's devices.csv file as of March 2016.
7386 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7389 * opts-global.c (handle_common_deferred_options): Introduce and
7390 initialize two global variables to remember command-line options
7391 specifying a stack-limiting register.
7392 * opts.h: Add extern declarations of the two new global variables.
7393 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7394 variable based on the values of the two new global variables.
7396 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7399 * common.opt (Wnonnull-compare): New warning.
7400 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7401 of arguments against NULL.
7402 (-Wnonnull-compare): Document.
7403 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7404 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7405 * passes.def (pass_warn_nonnull_compare): Add.
7406 * gimple-ssa-nonnull-compare.c: New file.
7408 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7410 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7411 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7413 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7415 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7416 reciprocal sqrt for -mlow-precision-recip-sqrt.
7418 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7419 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7421 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7422 always use lane loads to construct non-constant vectors.
7424 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7426 * config/aarch64/aarch64.md
7427 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7428 constraints for operand 3.
7429 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7431 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7432 Richard Biener <rguenther@suse.de>
7434 PR tree-optimization/69820
7435 * tree-vect-patterns.c (type_conversion_p): Return false if
7436 *orig_type is unsigned single precision or boolean.
7437 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7440 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7442 PR rtl-optimization/69764
7443 PR rtl-optimization/69771
7444 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7445 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7447 2016-02-16 Richard Biener <rguenther@suse.de>
7449 PR tree-optimization/69776
7450 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7452 (indirect_refs_may_alias_p): Likewise.
7453 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7454 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7455 according to tbaa_p.
7456 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7457 (optimize_stmt): For redundant store discovery do not allow tbaa.
7459 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7461 PR tree-optimization/69714
7462 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7463 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7465 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7467 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7468 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7469 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7470 * config/arc/arc.c (arc_init): Check FPU options.
7471 (get_arc_condition_code): Handle new CC_FPU* modes.
7472 (arc_select_cc_mode): Likewise.
7473 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7474 register pair only. Allow access for ARCv2 accumulator.
7475 (gen_compare_reg): Whenever we have FPU support use FPU compare
7477 (arc_reorg): Don't generate brcc insns when FPU compare
7478 instructions are involved.
7479 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7480 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7481 floating point emulation.
7482 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7483 (REVERSE_CONDITION): Add new CC_FPU* modes.
7484 (TARGET_FP_SP_BASE): Define.
7485 (TARGET_FP_DP_BASE): Likewise.
7486 (TARGET_FP_SP_FUSED): Likewise.
7487 (TARGET_FP_DP_FUSED): Likewise.
7488 (TARGET_FP_SP_CONV): Likewise.
7489 (TARGET_FP_DP_CONV): Likewise.
7490 (TARGET_FP_SP_SQRT): Likewise.
7491 (TARGET_FP_DP_SQRT): Likewise.
7492 (TARGET_FP_DP_AX): Likewise.
7493 * config/arc/arc.md (ARCV2_ACC): New constant.
7494 (type): New fpu type attribute.
7495 (SDF): Conditional iterator.
7496 (cstore<mode>, cbranch<mode>): Change expand condition.
7497 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7498 handles FPU/FPX cases as well.
7499 * config/arc/arc.opt (mfpu): New option.
7500 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7502 (adddf3, muldf3, subdf3): Removed.
7503 * config/arc/predicates.md (proper_comparison_operator): Recognize
7505 * config/arc/fpu.md: New file.
7506 * doc/invoke.texi (ARC Options): Document mfpu option.
7508 2016-02-16 Richard Biener <rguenther@suse.de>
7510 PR rtl-optimization/69291
7511 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7512 noce_operand_ok check.
7514 2016-02-16 Tom de Vries <tom@codesourcery.com>
7517 * omp-low.c (simd_clone_create): Remove call to
7518 symtab->call_cgraph_insertion_hooks.
7520 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7522 PR tree-optimization/69802
7523 * tree-ssa-reassoc.c (update_range_test): If op is
7524 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7525 op == 1 test of precision 1 integral op, otherwise handle
7526 that case as op itself. Fix up formatting.
7527 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7530 2016-02-16 Richard Biener <rguenther@suse.de>
7532 PR tree-optimization/69586
7533 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7534 types for conversion sources.
7536 2016-02-16 Richard Biener <rguenther@suse.de>
7539 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7540 mask OEP_ADDRESS_OF.
7542 2016-02-16 Alan Modra <amodra@gmail.com>
7545 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7546 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7547 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7549 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7550 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7551 (p8_fmrgow_<mode>): Likewise.
7552 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7554 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7555 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7556 to use movdi_internal64. Remove op0_di.
7557 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7559 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7561 Add support for the FCCMP insn types
7563 * config/aarch64/aarch64.md (fccmp): Change insn type.
7565 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7566 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7567 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7568 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7569 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7570 * config/arm/types.md (fccmps): Add new insn type.
7573 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7575 * alias.c (get_alias_set): Fix a typo in comment.
7577 2016-02-15 Richard Biener <rguenther@suse.de>
7579 PR tree-optimization/69595
7580 * match.pd: Complete range test simplification to true.
7582 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7584 PR rtl-optimization/69648
7585 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7586 pic_offset_table_rtx.
7588 PR rtl-optimization/69752
7589 * ira.c (update_equiv_regs): When looking for more than a single SET,
7590 also take other side effects into account.
7592 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7594 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7595 for z900+ CPUs in 31-bit mode.
7597 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7599 * common/config/s390/s390-common.c (s390_supports_split_stack):
7601 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7602 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7603 * config/s390/s390.c (struct machine_function): New field
7604 split_stack_varargs_pointer.
7605 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7606 in s390_emit_prologue.
7607 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7609 (morestack_ref): New global.
7610 (SPLIT_STACK_AVAILABLE): New macro.
7611 (s390_expand_split_stack_prologue): New function.
7612 (s390_live_on_entry): New function.
7613 (s390_va_start): Use split-stack vararg pointer if appropriate.
7614 (s390_asm_file_end): Emit the split-stack note sections.
7615 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7616 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7617 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7618 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7619 (split_stack_prologue): New expand.
7620 (split_stack_space_check): New expand.
7621 (split_stack_data): New insn.
7622 (split_stack_call): New expand.
7623 (split_stack_call_*): New insn.
7624 (split_stack_cond_call): New expand.
7625 (split_stack_cond_call_*): New insn.
7627 2016-02-15 Richard Biener <rguenther@suse.de>
7629 PR tree-optimization/69783
7630 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7631 Add trivially correct cases.
7633 2016-02-15 Tom de Vries <tom@codesourcery.com>
7636 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7638 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7640 2016-02-15 Richard Biener <rguenther@suse.de>
7642 PR tree-optimization/69776
7643 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7644 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7645 indicate whether we can use TBAA to disambiguate against stores.
7646 Use alias-set zero if not.
7647 (visit_reference_op_store): Do not use TBAA when looking up
7649 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7650 (eliminate_dom_walker::before_dom_children): But not when looking
7651 up redundant stores.
7653 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7655 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7657 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7659 * config/i386/znver1.md
7660 (znver1_pop, znver1_pop_mem,
7661 znver1_load_imov_double_store,
7662 znver1_load_imov_direct_store,
7663 znver1_load_imov_direct_load,
7664 znver1_load_imov_double_load): Add new.
7665 (znver1_insn, znver1_insn_load): Add icmov type.
7667 znver1_sseavx_fma_load,
7669 znver1_avx256_fma_load): Fix pipe usage.
7671 2016-02-14 Alan Modra <amodra@gmail.com>
7674 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7675 with an invalid hard reg, reload just the reg not the entire
7676 pre/post-inc/dec address expression.
7678 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7681 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7682 fixed R1_REG scratch reg.
7683 (sibcall_value_pcrel_fdpic): Likewise.
7685 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7689 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7691 2016-02-12 Walter Lee <walt@tilera.com>
7693 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7694 * config/tilegx/t-tilegx: Likewise.
7696 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7699 * diagnostic-show-locus.c (struct line_span): New struct.
7700 (layout::get_first_line): Delete.
7701 (layout::get_last_line): Delete.
7702 (layout::get_num_line_spans): New member function.
7703 (layout::get_line_span): Likewise.
7704 (layout::print_heading_for_line_span_index_p): Likewise.
7705 (layout::get_expanded_location): Likewise.
7706 (layout::calculate_line_spans): Likewise.
7707 (layout::m_first_line): Delete.
7708 (layout::m_last_line): Delete.
7709 (layout::m_line_spans): New field.
7710 (layout::layout): Update comment. Replace m_first_line and
7711 m_last_line with m_line_spans, replacing their initialization
7712 with a call to calculate_line_spans.
7713 (diagnostic_show_locus): When printing source lines and
7714 annotations, rather than looping over a single span
7715 of lines, instead loop over each line_span within
7716 the layout, with an inner loop over the lines within them.
7717 Call the context's start_span callback when changing line spans.
7718 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7719 (diagnostic_build_prefix): Break out the building of the location
7720 part of the string into...
7721 (diagnostic_get_location_text): ...this new function, rewriting
7722 it from nested ternary expressions to a sequence of "if"
7724 (default_diagnostic_start_span_fn): New function.
7725 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7726 (diagnostic_context::start_span): New field.
7727 (default_diagnostic_start_span_fn): New prototype.
7729 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7732 * gcc.c (driver::finalize): Fix cleanup of "specs".
7734 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7738 * gcc.c (driver::driver): Initialize m_option_suggestions.
7739 (driver::~driver): Clean up m_option_suggestions.
7740 (suggest_option): Convert to...
7741 (driver::suggest_option): ...this, and split out into
7742 driver::build_option_suggestions and find_closest_string.
7743 (driver::build_option_suggestions): New function, from
7744 first half of suggest_option. Special-case
7745 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7746 the sanitizer_opts array. For options of enum types, add the
7747 various enum values to the candidate strings.
7748 (driver::handle_unrecognized_options): Remove "const".
7749 * gcc.h (driver::handle_unrecognized_options): Likewise.
7750 (driver::build_option_suggestions): New decl.
7751 (driver::suggest_option): New decl.
7752 (driver::m_option_suggestions): New field.
7753 * opts-common.c (add_misspelling_candidates): New function.
7754 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7755 and make non-static.
7756 * opts.h (sanitizer_opts): New array decl.
7757 (add_misspelling_candidates): New function decl.
7758 * spellcheck.c (find_closest_string): New function.
7759 * spellcheck.h (find_closest_string): New function decl.
7761 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7763 PR rtl-optimization/69764
7764 PR rtl-optimization/69771
7765 * optabs.c (expand_binop_directly): For shift_optab_p, force
7766 convert_modes with VOIDmode if xop1 has VOIDmode.
7768 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7771 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7772 to correctly determine instrumentation thunks.
7774 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7777 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7778 type by reference, force lhs on the call.
7781 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7782 Compute retval and retbnd early in all cases if split_part_return_p
7783 and return_bb is not EXIT. Remove all clobber stmts and reset
7784 all debug stmts that refer to SSA_NAMEs defined in split part,
7785 except if it is retval, in that case replace the old retval with the
7786 lhs of the call to the split part.
7788 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7791 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7794 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7795 whose result is used in PHI.
7796 (maybe_optimize_range_tests): Likewise.
7797 (final_range_test_p): Likweise.
7799 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7802 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7803 whose result is used in PHI.
7804 (maybe_optimize_range_tests): Likewise.
7805 (final_range_test_p): Likweise.
7807 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7809 * cgraph.c: Spelling fixes - behaviour -> behavior and
7810 neighbour -> neighbor.
7811 * target.def: Likewise.
7812 * sel-sched.c: Likewise.
7813 * config/mips/mips.c: Likewise.
7814 * config/arc/arc.md: Likewise.
7815 * config/arm/cortex-a57.md: Likewise.
7816 * config/arm/arm.c: Likewise.
7817 * config/arm/neon.md: Likewise.
7818 * config/arm/arm-c.c: Likewise.
7819 * config/vms/vms-c.c: Likewise.
7820 * config/s390/s390.c: Likewise.
7821 * config/i386/znver1.md: Likewise.
7822 * config/i386/i386.c: Likewise.
7823 * config/ia64/hpux-unix2003.h: Likewise.
7824 * config/msp430/msp430.md: Likewise.
7825 * config/rx/rx.c: Likewise.
7826 * config/rx/rx.md: Likewise.
7827 * config/aarch64/aarch64-simd.md: Likewise.
7828 * config/aarch64/aarch64.c: Likewise.
7829 * config/nvptx/nvptx.c: Likewise.
7830 * config/bfin/bfin.c: Likewise.
7831 * config/cris/cris.opt: Likewise.
7832 * config/rs6000/rs6000.c: Likewise.
7833 * target.h: Likewise.
7834 * spellcheck.c: Likewise.
7835 * ira-build.c: Likewise.
7836 * tree-inline.c: Likewise.
7837 * builtins.c: Likewise.
7838 * lra-constraints.c: Likewise.
7839 * explow.c: Likewise.
7840 * hwint.h: Likewise.
7841 * targhooks.c: Likewise.
7842 * tree-vect-data-refs.c: Likewise.
7844 * doc/tm.texi: Likewise.
7845 * doc/extend.texi: Likewise.
7846 * doc/install.texi: Likewise.
7847 * doc/md.texi: Likewise.
7848 * tree-ssa-tail-merge.c: Likewise.
7849 * sched-int.h: Likewise.
7850 * match.pd: Likewise.
7851 * sched-ebb.c: Likewise.
7852 * target.def (omit_struct_return_reg): Likewise.
7853 * gimple-ssa-isolate-paths.c: Likewise.
7854 (find_implicit_erroneous_behaviour): Renamed to...
7855 (find_implicit_erroneous_behavior): ... this.
7856 (find_explicit_erroneous_behaviour): Renamed to...
7857 (find_explicit_erroneous_behavior): ... this.
7858 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7860 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7862 PR rtl-optimization/64682
7863 PR rtl-optimization/69567
7864 PR rtl-optimization/69737
7865 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7866 in I2 as well, just lose it.
7868 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7870 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7872 (aarch64_last_printed_tune_string): Likewise.
7873 (aarch64_declare_function_name): Only output .arch assembler
7874 directive if it will be different from the previously output
7875 directive. Same for .tune comment but only if -dA is set.
7876 (aarch64_start_file): New function.
7877 (TARGET_ASM_FILE_START): Define.
7879 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7882 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7884 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7887 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7888 -Wmaybe-uninitialized warning.
7890 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7893 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7895 2016-02-11 Richard Biener <rguenther@suse.de>
7897 PR rtl-optimization/69291
7898 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7899 subexpressions affected by changing the result.
7901 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7904 * lra-constraints.c (curr_insn_transform): Find in/out operands
7905 for secondary memory moves. Update dups.
7907 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7909 PR tree-optimization/69652
7910 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7911 to nested loop, did source re-formatting, skip debug statements,
7912 add check on statement with volatile operand, remove dead scalar
7915 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7916 Patrick Palka <ppalka@gcc.gnu.org>
7920 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7921 calls if the return type is TREE_ADDRESSABLE.
7922 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7923 * ipa-split.c (split_function): Fix doubled "we" in comment.
7924 Use void return type for the split part even if
7925 !split_point->split_part_set_retval.
7927 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7929 PR tree-optimization/68021
7930 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7931 when computing the value of biv cand by itself.
7933 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7935 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7936 (cortexa57_tunings): Likewise.
7937 (cortexa72_tunings): Likewise.
7938 (arch_macro_fusion_pair_p): Add support for AES fusion.
7939 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7940 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7941 Allow virtual registers before reload so early scheduling works.
7942 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7943 correct latency and pipeline.
7944 (cortex_a57_crypto_complex): Likewise.
7945 (cortex_a57_crypto_xor): Likewise.
7946 (define_bypass): Add AES bypass.
7948 2016-02-10 Richard Biener <rguenther@suse.de>
7950 PR tree-optimization/69726
7951 * passes.def: Add DCE pass before late uninit.
7952 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7953 really fixup if-conversions job.
7955 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7957 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7958 (arm_cortex_a57_tune): Likewise.
7959 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7960 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7962 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7964 * timevar.def (TV_PHASE_DBGINFO): Delete.
7965 (TV_PHASE_CHECK_DBGINFO): Likewise.
7966 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
7968 2016-02-10 Richard Biener <rguenther@suse.de>
7970 PR tree-optimization/69719
7971 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7972 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
7974 2016-02-09 Andrew Pinski <apinski@cavium.com>
7977 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
7978 get_vcond_mask_icode returns false.
7980 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7983 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
7984 an ADDIS that adds a pointer to a large constant that sets the
7985 upper16 bits with a load operation.
7987 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7990 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
7992 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
7994 (vzipq_s16): Likewise.
7995 (vzipq_s32): Likewise.
7996 (vzipq_f32): Likewise.
7997 (vzipq_u8): Likewise.
7998 (vzipq_u16): Likewise.
7999 (vzipq_u32): Likewise.
8000 (vzipq_p8): Likewise.
8001 (vzipq_p16): Likewise.
8003 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8006 * config/arm/arm.c (neon_endian_lane_map): New function.
8007 (neon_vector_pair_endian_lane_map): New function.
8008 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8009 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8011 (vuzpq_s16): Likewise.
8012 (vuzpq_s32): Likewise.
8013 (vuzpq_f32): Likewise.
8014 (vuzpq_u8): Likewise.
8015 (vuzpq_u16): Likewise.
8016 (vuzpq_u32): Likewise.
8017 (vuzpq_p8): Likewise.
8018 (vuzpq_p16): Likewise.
8020 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8023 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8026 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8028 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8029 truncate const_int operand 1 to QImode.
8031 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8033 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8034 corresponding to an abnormal edge.
8036 2016-02-09 Tom de Vries <tom@codesourcery.com>
8038 PR tree-optimization/69599
8039 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8041 (find_func_aliases_for_builtin_call, find_func_clobbers)
8042 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8045 2016-02-09 Richard Biener <rguenther@suse.de>
8047 PR tree-optimization/69715
8048 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8049 LHS on calls as non-rewritable.
8051 2016-02-09 Tom de Vries <tom@codesourcery.com>
8054 * lto-wrapper.c (append_diag_options): New function.
8055 (compile_offload_image): Call append_diag_options.
8057 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8060 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8061 Minor copy-edit to fix verb tenses.
8063 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8065 PR tree-optimization/69209
8066 * ipa-split.c (split_function): If split part is not
8067 returning retval, retval has gimple type but is not
8068 gimple value, force it into a SSA_NAME first.
8070 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8072 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8075 2016-02-08 Jason Merrill <jason@redhat.com>
8078 * convert.c (convert_to_integer_1): Check dofold on truncation
8080 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8081 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8082 Rename from *_nofold.
8083 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8084 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8086 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8089 * tree.c (build_common_tree_nodes): Remove short_double argument.
8090 All callers changed.
8091 * tree.h (build_common_tree_nodes): Adjust declaration.
8092 * doc/invoke.texi (-fshort-double): Remove documentation.
8093 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8094 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8095 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8096 (append_linker_options): Don't handle OPT_fshort_double.
8098 PR rtl-optimization/68730
8099 * lra-remat.c (insn_to_cand_activation): New static variable.
8100 (lra_remat): Allocate and free it.
8101 (create_cand): New arg activation. Initialize a field in
8102 insn_to_cand_activation if it is nonnull.
8103 (create_cands): Pass the activation insn to create_cand when making
8104 a candidate involving an output reload. Reorganize code a little.
8105 (do_remat): Keep track of active status of candidates in a separate
8108 2016-02-08 Richard Biener <rguenther@suse.de>
8110 PR tree-optimization/69719
8111 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8112 Properly use absolute of the difference of the two offsets to
8113 compare or adjust the segment length.
8115 2016-02-08 Richard Biener <rguenther@suse.de>
8116 Jeff Law <law@redhat.com>
8119 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8120 types for anonymous SSA names.
8122 2016-02-08 Richard Biener <rguenther@suse.de>
8124 PR rtl-optimization/69274
8125 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8127 2016-02-08 Jeff Law <law@redhat.com>
8129 PR tree-optimization/65917
8130 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8131 equivalences from if (x == y) style conditionals.
8132 (loop_depth_of_name): Remove.
8133 (record_equality): Remove loop depth check.
8134 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8135 (const_and_copies::record_const_or_copy_raw): New member function.
8136 * tree-ssa-scopedtables.c
8137 (const_and_copies::record_const_or_copy_raw): New, factored out of
8138 (const_and_copies::record_const_or_copy): Call new member function.
8140 2016-02-05 Jeff Law <law@redhat.com>
8142 PR tree-optimization/68541
8143 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8144 (count_stmts_in_block): New function.
8145 (poor_ifcvt_candidate_code): Likewise.
8146 (is_feasible_trace): Add some heuristics to determine when path
8147 splitting is profitable.
8148 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8149 is a diamond with a single exit.
8151 2016-02-05 Martin Sebor <msebor@redhat.com>
8154 * doc/invoke.texi: Update -Wplacement-new to take an optional
8157 2016-02-06 Richard Henderson <rth@redhat.com>
8160 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8161 out of non-standard address spaces.
8163 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8165 PR rtl-optimization/69691
8166 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8168 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8170 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8171 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8172 (*ieee128_mfvsrd_64bit): Likewise.
8173 (*ieee128_mfvsrd_32bit): Likewise.
8175 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8179 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8181 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8182 instrumented_version.
8184 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8186 * doc/invoke.texi (Optimize Options): In table of --param options
8187 rename second occurrence of tracer-min-branch-ratio to
8188 tracer-min-branch-probability, rename
8189 tracer-min-branch-ratio-feedback to
8190 tracer-min-branch-probability-feedback and clarify description,
8191 rename sched-spec-state-edge-prob-cutoff to
8192 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8193 to selsched-insns-to-rename, rename lto-minpartition to
8194 lto-min-partition, delete reorder-blocks-duplicate and
8195 reorder-blocks-duplicate-feedback.
8197 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8199 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8202 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8204 * doc/extend.texi: S/390: Correct some typos.
8206 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8208 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8210 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8213 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8214 (s390_register_info_gprtofpr): Use new macros above.
8215 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8217 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8218 its name. Adjust restore and save gpr ranges.
8219 (s390_register_info_set_ranges): New function.
8220 (s390_register_info): Use new macros above. Call
8221 s390_register_info_set_ranges.
8222 (s390_optimize_register_info): Likewise.
8223 (s390_hard_regno_rename_ok): Use new macros.
8224 (s390_hard_regno_scratch_ok): Likewise.
8225 (s390_emit_epilogue): Likewise.
8226 (s390_can_use_return_insn): Likewise.
8227 (s390_optimize_prologue): Likewise.
8228 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8230 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8233 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8235 (ix86_option_override_internal): Disable TARGET_STV even for
8236 -m{incoming,preferred}-stack-boundary=3.
8238 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8240 * config.gcc: Mark deprecated rtems targets as obsolete.
8242 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8244 PR rtl-optimization/64682
8245 PR rtl-optimization/69567
8246 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8247 before I2 only if the register is both used and set in I2.
8249 2016-02-04 DJ Delorie <dj@redhat.com>
8251 * config/msp430/msp430.c (msp430_start_function): Add function type.
8253 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8256 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8258 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8260 PR rtl-optimization/69577
8262 2015-10-29 Richard Henderson <rth@redhat.com>
8266 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8267 sse check to the exact conditions of PR 67609.
8269 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8272 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8273 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8274 not allowed into the traditional Altivec registers.
8275 (movtd_64bit_nodm): Likewise.
8276 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8278 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8280 * config/aarch64/cortex-a57-fma-steering.c
8281 (aarch64_register_fma_steering): Remove "static" from arguments
8284 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8287 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8290 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8292 * doc/invoke.texi: Delete -mno-fma4.
8294 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8296 PR rtl-optimization/69577
8297 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8298 (find_subregs_of_mode): Update accordingly. Iterate over partial
8301 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8303 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8304 * config/arm/arm.c (neon_reinterpret): Remove.
8305 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8306 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8307 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8308 vreinterpretti): Remove.
8309 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8310 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8311 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8312 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8313 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8314 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8315 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8316 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8317 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8318 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8319 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8320 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8321 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8322 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8323 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8324 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8325 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8326 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8327 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8328 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8329 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8330 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8331 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8332 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8333 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8334 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8335 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8336 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8337 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8338 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8339 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8340 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8341 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8342 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8343 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8344 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8345 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8346 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8347 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8348 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8349 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8350 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8351 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8352 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8353 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8354 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8355 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8356 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8357 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8358 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8359 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8360 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8361 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8362 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8363 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8364 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8365 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8366 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8367 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8368 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8369 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8370 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8371 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8372 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8373 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8374 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8375 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8376 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8377 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8378 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8379 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8380 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8381 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8382 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8383 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8384 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8385 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8386 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8387 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8388 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8389 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8390 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8391 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8392 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8393 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8394 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8395 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8396 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8397 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8398 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8399 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8400 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8401 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8402 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8403 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8404 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8405 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8406 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8407 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8408 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8409 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8410 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8411 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8413 2016-02-04 Martin Liska <mliska@suse.cz>
8416 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8417 that are gimple_store_p.
8418 (maybe_instrument_call): Likewise.
8420 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8422 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8423 register scaling out of memory reference and comment why.
8425 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8429 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8430 folding the source of a SET.
8432 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8436 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8437 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8439 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8443 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8446 2016-02-04 Christian Bruel <christian.bruel@st.com>
8448 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8449 * config/arm/arm.c (arm_set_current_function): Likewise.
8451 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8452 Ilya Enkovich <enkovich.gnu@gmail.com>
8453 H.J. Lu <hongjiu.lu@intel.com>
8456 * config/i386/i386.c (convert_scalars_to_vector): Remove
8457 stack alignment fixes.
8458 (ix86_option_override_internal): Disable TARGET_STV if stack
8459 might not be aligned enough.
8460 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8462 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8464 * gcc/config/i386/x86-tune.def: Disable default prefetching
8467 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8468 Vladimir Makarov <vmakarov@redhat.com>
8471 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8472 in validating fused toc addresses.
8474 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8477 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8478 range->m_caret fields if range->m_show_caret_p is false.
8481 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8482 Force oldval into register if it does not satisfy reg_or_short_operand
8483 predicate. Fix up formatting.
8485 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8486 Alexandre Oliva <aoliva@redhat.com>
8489 * lra-constraints.c (simplify_operand_subreg): Check additionally
8490 address validity after potential reloading.
8491 (process_address_1): Check insns validity. In case of failure do
8494 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8497 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8500 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8502 * wide-int.cc (canonize_uhwi): New function.
8503 (wi::divmod_internal): Use it.
8505 2016-02-02 James Norris <jnorris@codesourcery.com
8507 * gimplify.c (omp_notice_variable): Add usage check.
8509 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8511 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8512 like LE, GE, LT, GT when emitting relational operator.
8514 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8516 * ira-costs.c (find_costs_and_classes): Add extra argument.
8517 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8518 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8519 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8520 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8521 Add best_class parameter, and return it if not ALL_REGS.
8522 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8524 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8527 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8529 * config/aarch64/aarch64.c
8530 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8531 (aarch64_ira_change_pseudo_allocno_class): New function.
8533 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8536 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8538 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8540 * config/avr/avr.c (avr_option_override): Set
8541 PARAM_ALLOW_STORE_DATA_RACES to 1.
8543 2016-02-02 Richard Biener <rguenther@suse.de>
8545 PR tree-optimization/69595
8546 * match.pd: Add range test simplifications to true/false.
8548 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8550 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8551 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8554 2016-02-02 Richard Biener <rguenther@suse.de>
8556 PR tree-optimization/69606
8557 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8558 info on the result before moving a stmt.
8560 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8563 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8564 branch with vector comparison.
8565 * config/i386/sse.md (VI48_AVX): New mode iterator.
8566 (define_expand "cbranch<mode>4): Add support for conditional branch
8567 with vector comparison.
8568 * tree-vect-loop.c (optimize_mask_stores): New function.
8569 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8570 has_mask_store field of vect_info.
8571 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8572 vectorized loops having masked stores after vec_info destroy.
8573 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8574 correspondent macros.
8575 (optimize_mask_stores): Add prototype.
8577 2016-02-02 Alan Modra <amodra@gmail.com>
8580 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8583 2016-02-02 Alan Modra <amodra@gmail.com>
8586 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8587 whenever toc_label_name used.
8588 (rs6000_file_start): Don't set up toc section here,
8589 (rs6000_output_function_epilogue): do so here instead,
8590 (rs6000_xcoff_file_start): and here.
8591 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8592 (load_toc_aix_di): Likewise.
8594 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8596 PR rtl-optimization/69592
8597 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8598 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8599 (num_sign_bit_copies_binary_arith_p): New inline function.
8600 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8602 2016-02-01 Jeff Law <law@redhat.com>
8604 PR tree-optimization/69580
8605 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8606 * tree-ssa-threadbackward.c
8607 (fsm_find_control_statement_thread_paths): Do not try to walk
8608 through large PHI nodes.
8610 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8612 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8613 when count is incremented above limit, don't analyze further
8616 * omp-low.c (oacc_parse_default_dims): Avoid
8617 -Wsign-compare warning, make sure value fits into int
8618 rather than just unsigned int.
8620 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8622 PR tree-optimization/67921
8623 * fold-const.c (split_tree): New parameters. Convert pointer
8624 type variable part to proper type before negating.
8625 (fold_binary_loc): Pass new arguments to split_tree.
8627 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8629 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8630 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8631 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8632 * doc/tm.texti: Rebuilt.
8633 * doc/invoke.texi (fopenacc-dim): Document.
8634 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8635 (append_compiler_options): Likewise.
8636 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8637 (oacc_parse_default_dims): New.
8638 (oacc_validate_dims): Add USED arg. Select non-unity default when
8640 (oacc_loop_fixed_partitions): Return mask of used partitions.
8641 (oacc_loop_auto_partitions): Emit dump info.
8642 (oacc_loop_partition): Return mask of used partitions.
8643 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8644 loop partitioning and validation calls.
8646 2016-02-01 Richard Biener <rguenther@suse.de>
8649 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8651 2016-02-01 Richard Biener <rguenther@suse.de>
8653 PR tree-optimization/69574
8654 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8655 of asserting return chrec_dont_know.
8657 2016-02-01 Martin Liska <mliska@suse.cz>
8659 * mem-stats-traits.h: Add copyright header.
8660 * mem-stats.h: Likewise.
8662 2016-02-01 Richard Biener <rguenther@suse.de>
8664 PR tree-optimization/69579
8665 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8666 Do not propagate through abnormal PHI results.
8668 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8670 * postreload.c (reload_cse_simplify): Remove dead code.
8672 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8674 PR rtl-optimization/69570
8675 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8676 if there is more than one set, not if there is a single set.
8678 2016-02-01 Richard Henderson <rth@redhat.com>
8681 * combine.c (make_compound_operation): When looking through a
8682 subreg, make sure to re-extend to the width of the outer mode.
8684 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8686 PR tree-optimization/69546
8687 * wide-int.cc (wi::divmod_internal): For unsigned division
8688 where both operands fit into uhwi, if o1 is 1 and o0 has
8689 msb set, if divident_prec is larger than bits per hwi,
8690 clear another quotient word and return 2 instead of 1.
8691 Similarly for remainder with msb in HWI set, if dividend_prec
8692 is larger than bits per hwi.
8694 2016-01-29 Martin Jambor <mjambor@suse.cz>
8696 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8697 Use short lowercase names.
8698 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8699 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8700 acq_rel one. Protect warning agains segfaults if
8701 get_memory_order_name returns NULL.
8702 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8703 with release semantics. Do not warn if get_memory_order already did.
8704 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8705 semantics. Fix check for relaxed or acquire semantics. Do not warn
8706 if get_memory_order already did.
8708 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8710 * doc/install.texi: Document that isl-0.16 is supported.
8712 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8715 * config/i386/constraints.md (Bm): Describe as special memory
8717 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8718 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8719 * genpreds.c (struct constraint_data): Add is_special_memory.
8720 (have_special_memory_constraints, special_memory_start): New
8722 (special_memory_end): Ditto.
8723 (add_constraint): Add new arg is_special_memory. Add code to
8724 process its true value. Update have_special_memory_constraints.
8725 (process_define_constraint): Pass the new arg.
8726 (process_define_register_constraint): Ditto.
8727 (choose_enum_order): Process special memory.
8728 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8729 function insn_extra_special_memory_constraint.
8730 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8731 * gensupport.c (process_rtx): Process
8732 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8733 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8734 * ira-lives.c (single_reg_class): Use
8735 insn_extra_special_memory_constraint.
8736 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8737 * lra-constraints.c (process_alt_operands): Ditto.
8738 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8739 * recog.c (asm_operand_ok, preprocess_constraints): Process
8741 * reload.c (find_reloads): Ditto.
8742 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8743 * stmt.c (parse_input_constraint): Use
8744 insn_extra_special_memory_constraint.
8746 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8749 * lra-splill.c (lra_final_code_change): Revert r229087 by
8750 removing all sub-registers.
8752 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8755 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8757 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8760 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8761 SSE1, copy target into the temporary reg first before recursing
8764 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8766 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8769 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8771 * ginclude/stdarg.h: Test __cplusplus instead of
8772 __GXX_EXPERIMENTAL_CXX0X__.
8774 2016-01-29 Richard Biener <rguenther@suse.de>
8776 PR tree-optimization/69547
8777 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8778 Do not mark clobbers necessary.
8779 (mark_all_reaching_defs_necessary_1): Likewise.
8781 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8783 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8784 declaration name with %qs and print it in both error messages.
8785 Also fix indentation.
8787 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8790 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8791 trailing blank line from error message.
8793 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8796 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8799 2016-01-29 Richard Biener <rguenther@suse.de>
8802 * match.pd: Allow all integral types when simplifying a
8803 widening or sign-changing conversion.
8805 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8807 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8808 back to setting codegen_error to fail codegen.
8810 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8813 * config/i386/constraints.md (C): Only accept constant zero operand.
8814 (BC): New constraint.
8815 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8816 instead of C constraint.
8817 * doc/md.texi (Machine Constraints): Update description
8820 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8823 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8825 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8828 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8831 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8833 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8834 branches if using guessed profile.
8836 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8838 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8840 2016-01-28 Richard Henderson <rth@redhat.com>
8843 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8844 * config/aarch64/aarch64-protos.h: Update.
8845 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8846 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8847 (aarch64_get_condition_code_1): Handle CC_Cmode.
8848 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8849 (*add<mode>3_compareC_cconly_imm): New.
8850 (*add<mode>3_compareC_cconly): New.
8851 (*add<mode>3_compareC_imm): New.
8852 (add<mode>3_compareC): New.
8853 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8854 to be first. Use aarch64_carry_operation.
8855 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8856 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8857 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8858 (subti3): Use subdi3_compare1.
8859 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8860 (sub<mode>3_compare1): New.
8861 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8862 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8863 (*subsi3_carryin_uxtw): Likewise.
8864 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8865 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8866 * config/aarch64/iterators.md (DWI): New.
8867 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8868 (aarch64_borrow_operation): New.
8870 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8872 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8873 message when isl does not return a valid schedule.
8875 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8877 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8878 Remove comments from class declarations: they are already in the code
8881 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8883 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8885 (ternary_op_to_tree): Same.
8886 (unary_op_to_tree): Same.
8887 (nary_op_to_tree): Same.
8888 (gcc_expression_from_isl_expr_op): Same.
8889 (gcc_expression_from_isl_expression): Same.
8890 (graphite_create_new_loop): Same.
8891 (graphite_create_new_loop_guard): Same.
8892 (build_iv_mapping): Same.
8893 (graphite_create_new_guard): Same.
8894 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8895 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8897 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8899 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8900 instead of setting codegen_error to fail codegen.
8902 2016-01-28 Jason Merrill <jason@redhat.com>
8904 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8906 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8908 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8909 Remove CONST_INT_P check in CCMP cost calculation.
8911 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8913 * config/aarch64/aarch64.c (generic_vector_cost):
8914 Set vec_permute_cost.
8915 (cortexa57_vector_cost): Likewise.
8916 (exynosm1_vector_cost): Likewise.
8917 (xgene1_vector_cost): Likewise.
8918 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8919 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8920 Add vec_permute_cost entry.
8922 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8924 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8926 (add<mode>3_compare0): Likewise.
8927 (addsi3_compare0_uxtw): Likewise.
8928 (add<mode>3nr_compare0): Likewise.
8929 (compare_neg<mode>): Likewise.
8930 (<optab><mode>3): Likewise.
8932 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8934 * tree-vect-stmts.c (vectorizable_comparison): Add
8935 NULL check for vectype.
8937 2016-01-28 Richard Biener <rguenther@suse.de>
8939 PR tree-optimization/69466
8940 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8941 Account for PHIs we couldn't duplicate.
8943 2016-01-28 Martin Liska <mliska@suse.cz>
8946 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8947 instead of ENABLE_VALGRIND_CHECKING.
8949 2016-01-27 Richard Henderson <rth@redhat.com>
8952 * lra-remat.c (subreg_regs): New.
8953 (dump_candidates_and_remat_bb_data): Dump it.
8954 (operand_to_remat): Reject if operand in subreg_regs.
8955 (set_bb_regs): Collect subreg_regs.
8956 (lra_remat): Init and free subreg_regs. Compute
8957 calculate_local_reg_remat_bb_data before create_cands.
8959 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8962 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8963 change stack_alignment_needed for __tls_get_addr call.
8965 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8967 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
8969 2016-01-27 Jeff Law <law@redhat.com>
8971 PR tree-optimization/68398
8972 PR tree-optimization/69196
8973 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
8974 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
8975 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8976 Only count PHIs in the last block in the path. The others will
8977 const/copy propagate away. Add heuristic to allow more irreducible
8978 subloops to be created when it is likely profitable to do so.
8980 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8981 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
8982 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
8984 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8987 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
8988 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
8989 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
8990 * tree-streamer-in.c: Include asan.h.
8991 (streamer_get_builtin_tree): For builtins in sanitizer
8992 range call initialize_sanitizer_builtins and retry.
8994 2016-01-27 Ian Lance Taylor <iant@google.com>
8996 * common.opt (fkeep-gc-roots-live): New undocumented option.
8997 * tree-ssa-loop-ivopts.c (add_candidate_1): If
8998 -fkeep-gc-roots-live, skip pointers.
8999 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9002 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9005 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9006 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9008 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9011 * configure.ac: NetBSD provides SSP in its C library.
9012 * configure: Updated.
9014 2016-01-27 Richard Biener <rguenther@suse.de>
9016 PR tree-optimization/69166
9017 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9018 reduction code for commutativity / associativity.
9020 2016-01-27 Martin Jambor <mjambor@suse.cz>
9022 PR tree-optimization/69355
9023 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9024 total_scalarization fails.
9026 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9028 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9031 2016-01-27 Christian Bruel <christian.bruel@st.com>
9034 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9035 Move arm_reset_previous_fndecl and set_target_option_current_node in
9036 the conditional part. Call save_restore_target_globals.
9037 * config/arm/arm.c (arm_set_current_function):
9038 Refactor to better support #pragma target and attribute mix.
9039 Call save_restore_target_globals.
9040 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9042 2016-01-27 Martin Liska <mliska@suse.cz>
9044 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9045 reference for an HSA kernel and its host function.
9047 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9049 PR tree-optimization/69399
9050 * wide-int.h (wi::lrshift): For larger precisions, only
9051 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9053 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9055 * config/arc/predicates.md (proper_comparison_operator): Reject
9056 constant-constant comparison.
9058 2016-01-26 Tom de Vries <tom@codesourcery.com>
9060 PR tree-optimization/69110
9061 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9062 DR_NUM_DIMENSIONS == 0.
9064 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9065 Sebastian Pop <s.pop@samsung.com>
9067 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9068 isl_ast_op_cond and isl_ast_op_select.
9069 (gcc_expression_from_isl_expr_op): Same.
9071 2016-01-26 Jason Merrill <jason@redhat.com>
9074 * tree.c (recompute_constructor_flags): Split out from
9076 (verify_constructor_flags): New.
9077 * tree.h: Declare them.
9079 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9081 PR rtl-optimization/69217
9082 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9083 are no TYPE_FIELDS set for the record type.
9085 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9088 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9089 toc_label_name unconditionally.
9090 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9091 SYMBOL_REF string. Use toc_label_name instead of constructing
9093 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9094 constructing LCTOC1.
9096 2016-01-26 Martin Sebor <msebor@redhat.com>
9099 * doc/extend.texi (Common Type Attributes): Move text that talks about
9100 attribute packed from attribute aligned to the section discussing
9101 the former attribute for clarity.
9103 2016-01-26 Richard Henderson <rth@redhat.com>
9106 * trans-mem.c (tm_region_init): Mark entry block as visited.
9108 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9111 * diagnostic-show-locus.c (layout::print_source_line): Replace
9112 call to pp_newline with call to layout::print_newline.
9113 (layout::print_annotation_line): Likewise.
9114 (layout::move_to_column): Likewise.
9115 (layout::print_any_fixits): After printing any fixits, print a
9116 trailing newline, if necessary.
9117 (layout::print_newline): New method, resetting any colorization
9119 (diagnostic_show_locus): Move the pp_newline to before the
9120 early bailout. Remove dummy block enclosing the layout instance.
9121 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9122 of pp_newline_and_flush with pp_flush.
9123 (diagnostic_append_note): Delete use of pp_newline.
9124 (diagnostic_append_note_at_rich_loc): Delete.
9125 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9126 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9127 when newline characters are added to the buffer.
9129 2016-01-26 Michael Matz <matz@suse.de>
9131 * configure.ac (ac_cv_std_swap_in_utility): New test.
9132 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9133 * configure: Regenerate.
9134 * config.in: Regenerate.
9136 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9138 * config/arc/arc.md (cstoresi4): Force operand into register.
9139 (arcset<code>): Fix predicate.
9140 (arcsetltu): Likewise.
9141 (arcsetgeu): Likewise.
9142 (arcsethi): Likewise.
9143 (arcsetls): Likewise.
9145 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9147 PR tree-optimization/69483
9148 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9149 if base has error_mark_node type.
9151 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9154 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9155 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9157 (vget_lane_f16): Handle big-endian.
9158 (vgetq_lane_f16): Likewise.
9159 (vset_lane_f16): Likewise.
9160 (vsetq_lane_f16): Likewise.
9161 * config/arm/iterators.md (VQXMOV): Add V8HF.
9162 (VDQ): Add V4HF and V8HF.
9163 (V_reg): Handle V4HF and V8HF.
9164 (Is_float_mode): Likewise.
9165 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9166 neon_vdup_nv8hf): New patterns.
9167 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9168 Use VD_LANE iterator.
9169 (neon_vld1_dup<mode>): Use VQ2 iterator.
9171 2016-01-26 Nathan Sidwell <nathan@acm.org>
9173 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9174 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9175 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9176 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9177 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9178 (oacc_validate_dims): Add LEVEL arg, don't return level.
9179 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9181 (execute_oacc_device_lower): Adjust, add more dump output.
9182 * tree-ssa-loop.c (gate_oacc_kernels): Use
9183 oacc_fn_attrib_kernels_p.
9184 * tree-parloops.c (create_parallel_loop): Adjust
9185 set_oacc_fn_attrib call.
9187 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9190 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9191 (append_compiler_options): Handle -fcilkplus.
9192 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9194 2016-01-26 Nick Clifton <nickc@redhat.com>
9197 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9198 been marked as DECL_ONE_ONLY but we do not the means to make it
9199 so, then do not allow it to bind locally.
9201 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9204 * opts.h (parse_sanitizer_options): New prototype.
9205 * opts.c (sanitizer_opts): New array.
9206 (parse_sanitizer_options): New function.
9207 (common_handle_option): Use parse_sanitizer_options.
9209 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9212 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9213 alignment adjustment to ...
9214 (ix86_update_stack_boundary): Here. Don't over-align stack for
9216 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9217 if __tls_get_addr is called.
9219 2016-01-26 Christian Bruel <christian.bruel@st.com>
9221 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9223 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9225 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9227 2016-01-26 Richard Biener <rguenther@suse.de>
9230 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9232 2016-01-26 Richard Biener <rguenther@suse.de>
9234 PR tree-optimization/69452
9235 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9236 (move_computations_dom_walker::before_dom_children): Rename
9238 (move_computations_worker): This.
9239 (move_computations): Perform an RPO rather than a DOM walk.
9241 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9244 * combine.c (combine_instructions): For REG_EQUAL note with
9245 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9246 to the underlying register.
9247 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9248 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9250 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9253 * config/aarch64/aarch64-builtins.c
9254 (aarch64_init_simd_builtin_types): Do not set structural
9255 equality to __Poly{8,16,64,128}_t types.
9257 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9259 PR tree-optimization/69400
9260 * wide-int.cc (wi_pack): Take the precision as argument and
9261 perform canonicalization here rather than in the callers.
9262 Use the main loop to handle all full-width HWIs. Add a
9263 zero HWI if in_len isn't a full result.
9264 (wi::divmod_internal): Update accordingly.
9265 (wi::mul_internal): Likewise. Simplify.
9267 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9268 Sebastian Pop <s.pop@samsung.com>
9270 * graphite-poly.c (apply_poly_transforms): Simplify.
9271 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9272 (print_isl_map): Same.
9273 (print_isl_union_map): Same.
9274 (print_isl_schedule): New.
9275 (debug_isl_schedule): New.
9276 * graphite-dependences.c (scop_get_reads): Do not call
9277 isl_union_map_add_map that is undocumented isl functionality.
9278 (scop_get_must_writes): Same.
9279 (scop_get_may_writes): Same.
9280 (scop_get_original_schedule): Remove.
9281 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9282 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9283 (compute_deps): Remove.
9284 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9285 (debug_schedule_ast): New.
9286 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9287 set_separate_option.
9288 (graphite_regenerate_ast_isl): Add dump.
9289 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9290 from scop->transformed_schedule.
9291 (graphite_regenerate_ast_isl): Add more dump.
9292 * graphite-optimize-isl.c (optimize_isl): Set
9293 scop->transformed_schedule. Check whether schedules are equal.
9294 (apply_poly_transforms): Move here.
9295 * graphite-poly.c (apply_poly_transforms): ... from here.
9296 (free_poly_bb): Static.
9297 (free_scop): Static.
9298 (pbb_number_of_iterations_at_time): Remove.
9299 (print_isl_ast): New.
9300 (debug_isl_ast): New.
9301 (debug_scop_pbb): New.
9302 * graphite-scop-detection.c (print_edge): Move.
9304 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9305 (build_scop_scattering): Remove.
9306 (create_pw_aff_from_tree): Assert instead of bailing out.
9307 (add_condition_to_pbb): Remove unused code, do not fail.
9308 (add_conditions_to_domain): Same.
9309 (add_conditions_to_constraints): Remove.
9310 (build_scop_context): New.
9311 (add_iter_domain_dimension): New.
9312 (build_iteration_domains): Initialize pbb->iterators.
9313 Call add_conditions_to_domain.
9316 (index_outermost_in_loop): New.
9317 (index_pbb_in_loop): New.
9318 (outermost_pbb_in): New.
9319 (add_in_sequence): New.
9320 (add_outer_projection): New.
9321 (outer_projection_mupa): New.
9322 (add_loop_schedule): New.
9323 (build_schedule_pbb): New.
9324 (build_schedule_loop): New.
9325 (embed_in_surrounding_loops): New.
9326 (build_schedule_loop_nest): New.
9327 (build_original_schedule): New.
9328 (build_poly_scop): Call build_original_schedule.
9329 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9330 (free_poly_dr): Remove.
9331 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9332 (free_poly_bb): Remove.
9333 (debug_loop_vec): Remove.
9334 (print_isl_ast): Declare.
9335 (debug_isl_ast): Declare.
9336 (scop_do_interchange): Remove.
9337 (scop_do_strip_mine): Remove.
9338 (scop_do_block): Remove.
9339 (flatten_all_loops): Remove.
9340 (optimize_isl): Remove.
9341 (pbb_number_of_iterations_at_time): Remove.
9342 (debug_scop_pbb): Declare.
9343 (print_schedule_ast): Declare.
9344 (debug_schedule_ast): Declare.
9345 (struct scop): Remove schedule. Add original_schedule,
9346 transformed_schedule.
9347 (free_gimple_poly_bb): Remove.
9348 (print_generated_program): Remove.
9349 (debug_generated_program): Remove.
9350 (unify_scattering_dimensions): Remove.
9351 * sese.c (print_edge): ... here.
9352 (print_sese): ... here.
9353 (debug_edge): ... here.
9354 (debug_sese): ... here.
9355 * sese.h (print_edge): Declare.
9356 (print_sese): Declare.
9357 (dump_edge): Declare.
9358 (dump_sese): Declare.
9360 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9361 Sebastian Pop <s.pop@samsung.com>
9363 * Makefile.in: Set ISLVER in site.exp.
9365 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9367 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9368 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9369 through DECL_VALUE_EXPR for expansion.
9371 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9373 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9374 the frame info after reload completed.
9376 2016-01-25 Jeff Law <law@redhat.com>
9378 PR tree-optimization/69196
9379 PR tree-optimization/68398
9380 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9381 tree-ssa-threadupdate.c.
9382 (determine_bb_domination_status): Prototype
9383 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9384 (determine_bb_domination_status): No longer static.
9385 (valid_jump_thread_path): Remove code to detect characteristics
9386 of the jump thread path not associated with correctness.
9387 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9388 Correct test for thread path length. Count PHIs for real operands as
9389 statements that need to be copied. Do not count ASSERT_EXPRs.
9390 Look at all the blocks in the thread path. Compute and selectively
9391 filter thread paths based on threading through the latch, threading
9392 a multiway branch or crossing a multiway branch.
9394 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9396 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9397 decl with __attribute__ ((unused)) annotation.
9399 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9402 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9403 of operands is compatible with a statement vectype.
9405 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9407 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9408 improve wording for mixed storage order support.
9410 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9412 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9413 (vcvt_u64_f64): Likewise.
9414 (vcvta_s64_f64): Likewise.
9415 (vcvta_u64_f64): Likewise.
9416 (vcvtm_s64_f64): Likewise.
9417 (vcvtm_u64_f64): Likewise.
9418 (vcvtn_s64_f64): Likewise.
9419 (vcvtn_u64_f64): Likewise.
9420 (vcvtp_s64_f64): Likewise.
9421 (vcvtp_u64_f64): Likewise.
9423 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9425 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9426 (arc_init): Check validity mll64 option.
9427 (arc_save_restore): Use double load/store instruction.
9428 (arc_expand_movmem): Likewise.
9429 (arc_split_move): Don't split if we have double load/store
9430 instructions. Returns a boolean.
9431 (arc_process_double_reg_moves): Change function to return boolean
9432 instead of a sequence of instructions.
9433 (arc_dwarf_register_span): New function.
9434 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9435 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9436 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9437 (*movdf_insn): Likewise.
9438 * config/arc/arc.opt (mll64): New option.
9439 * config/arc/predicates.md (even_register_operand): New predicate.
9440 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9442 2016-01-25 Richard Biener <rguenther@suse.de>
9445 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9446 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9448 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9450 2016-01-25 Richard Biener <rguenther@suse.de>
9452 PR tree-optimization/69376
9453 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9455 (VN_INFO_ANTI_RANGE_P): New inline.
9456 (VN_INFO_RANGE_TYPE): Likewise.
9457 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9458 SSA_NAME_ANTI_RANGE_P.
9459 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9460 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9461 Properly query VN_INFO_RANGE_TYPE.
9463 2016-01-25 Nick Clifton <nickc@redhat.com>
9466 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9468 2016-01-23 Tom de Vries <tom@codesourcery.com>
9470 PR tree-optimization/69426
9471 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9474 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9476 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9477 "the the" with "the" in the comments.
9478 * ipa-devirt.c (build_type_inheritance_graph,
9479 update_type_inheritance_graph): Likewise.
9480 * tree.c (build_function_type_list_1): Likewise.
9481 * cfgloopmanip.c (scale_loop_profile): Likewise.
9482 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9483 * gimple-ssa-split-paths.c
9484 (find_block_to_duplicate_for_splitting_paths): Likewise.
9485 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9486 * expr.c (convert_move): Likewise.
9487 * var-tracking.c (vt_stack_adjustments): Likewise.
9488 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9489 * tree-vrp.c (test_for_singularity): Likewise.
9491 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9492 directly instead of building a temporary tree.
9495 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9496 remove <algorithm> include.
9498 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9501 * config/i386/i386.c: Include dojump.h.
9502 (expand_small_movmem_or_setmem,
9503 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9505 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9506 if dynamic_check != -1.
9508 2016-01-21 Jeff Law <law@redhat.com>
9511 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9512 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9513 into dominated_by_p.
9514 (cprop_into_successor_phis): Avoid unnecessary tests.
9516 2016-01-22 Richard Henderson <rth@redhat.com>
9519 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9520 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9522 2016-01-22 Michael Matz <matz@suse.de>
9524 * system.h (string, algorithm): Include only conditionally.
9525 (new): Include always under C++.
9526 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9527 * final.c (toplevel): Ditto.
9528 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9529 * genconditions.c (write_header): Make gencondmd.c define
9531 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9533 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9534 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9536 2016-01-22 Christian Bruel <christian.bruel@st.com>
9539 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9541 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9544 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9545 define_insn_and_split. Ensure operands[1] and operands[0] do not
9546 get assigned the same register.
9548 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9550 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9552 2016-01-22 Christian Bruel <christian.bruel@st.com>
9554 * config/arm/arm-c.c (arm_pragma_target_parse):
9555 Remove warn_builtin_macro_redefined overwrite.
9557 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9559 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9560 flag_non_call_exceptions compatibility.
9562 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9565 * dwarf2out.c (add_child_die_after): New function.
9566 (dwarf_qual_info_t): New type.
9567 (dwarf_qual_info): New variable.
9568 (qualified_die_p): New function.
9569 (modified_type_die): For -fdebug-types-section, ensure
9570 canonical order of qualifiers. Put qualified DIEs adjacent
9571 to the corresponding non-qualified type DIE and search there
9572 for existing qualified DIEs.
9574 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9576 * doc/extend.texi (scalar_storage_order type attribute): Document
9577 restriction on type punning and aliasing, and remove future tense.
9579 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9582 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9585 2016-01-21 Jeff Law <law@redhat.com>
9588 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9589 useless call to record_temporary_equivalences.
9590 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9591 allocate 10 slots in the bb_path vector and let it grow as needed.
9592 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9595 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9597 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9599 * configure: Regenerate.
9601 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9603 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9604 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9606 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9609 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9610 drop EXPAND_INITIALIZER.
9611 * rtl.h (contains_symbolic_reference_p): Declare.
9612 * rtlanal.c (contains_symbolic_reference_p): New function.
9613 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9614 a subtraction into a NOT if symbolic constants are involved.
9616 2016-01-21 Anton Blanchard <anton@samba.org>
9617 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9620 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9622 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9625 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9627 * config/microblaze/microblaze.c
9628 (get_branch_target): New.
9629 (insert_wic_for_ilb_runout): New.
9631 (microblaze_machine_dependent_reorg): New.
9632 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9633 * config/microblaze/microblaze.md
9634 (UNSPEC_IPREFETCH): Define.
9635 (iprefetch): New pattern
9636 * config/microblaze/microblaze.opt
9637 (mxl-prefetch): New flag.
9639 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9641 * config/microblaze/microblaze.h
9642 (FIXED_REGISTERS): Update in macro.
9643 (CALL_USED_REGISTERS): Update in macro.
9645 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9647 PR rtl-optimization/68920
9648 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9651 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9653 PR rtl-optimization/68990
9654 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9655 pseudo instead of inheritance ones.
9657 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9658 Nick Clifton <nickc@redhat.com>
9662 * config/mips/mips.c (mips_compute_frame_info): Initialise
9663 args_size and hard_frame_pointer_offset fields of the frame
9664 structure before calling mips_global_pointer.
9666 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9668 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9670 * configure: Regenerate.
9672 2016-01-21 Richard Biener <rguenther@suse.de>
9674 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9676 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9678 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9679 to actually emit the .size directive.
9681 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9682 Jakub Jelinek <jakub@redhat.com>
9686 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9687 args array size by one to avoid buffer overflow.
9689 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9691 * config/s390/s390.md (pool_section_start): Use switch_to_section
9692 to select proper read-only data section instead of hardcoding
9694 (pool_section_end): Use switch_to_section to match the above.
9696 2016-01-21 Richard Biener <rguenther@suse.de>
9698 PR tree-optimization/69378
9699 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9700 (set_ssa_val_to): Use it for dominance checks taking into
9701 account not executable edges.
9703 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9706 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9707 for bitsize instead of GET_MODE_PRECISION (mode).
9709 2016-01-20 Martin Sebor <msebor@redhat.com>
9712 * extend.texi (__sync Builtins): Clarify the semantics of
9713 __sync_fetch_and_OP built-ins on pointers.
9714 (__atomic Builtins): Same.
9716 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9717 Sebastian Pop <s.pop@samsung.com>
9719 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9720 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9721 (is_valid_rename): Same.
9722 (translate_isl_ast_to_gimple::get_rename): Same.
9723 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9724 (translate_isl_ast_to_gimple::rename_uses): Same.
9725 (get_new_name): Check for close_phi nodes.
9726 (copy_loop_phi_args): Use phi_node_kind.
9727 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9728 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9730 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9731 Sebastian Pop <s.pop@samsung.com>
9733 Revert commit r229783.
9734 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9735 Remove use of parameter_rename_map.
9737 (copy_internal_parameters): Remove.
9738 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9739 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9740 (free_sese_info): Do not free parameter_rename_map.
9741 (set_rename): Do not use parameter_rename_map.
9742 (rename_uses): Update call to set_rename.
9743 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9744 * sese.h (parameter_rename_map_t): Remove.
9745 (struct sese_info_t): Remove field parameter_rename_map.
9747 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9748 Sebastian Pop <s.pop@samsung.com>
9750 * graphite-isl-ast-to-gimple.c: Fix comment.
9751 * graphite-scop-detection.c (defined_in_loop_p): New.
9752 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9753 names defined in loop.
9755 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9756 Sebastian Pop <s.pop@samsung.com>
9758 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9759 Discard unstructured if-then-else regions.
9761 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9762 Sebastian Pop <s.pop@samsung.com>
9764 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9765 (cleanup_loop_iter_dom): Remove.
9766 (build_loop_iteration_domains): Remove.
9767 (build_scop_context): Remove.
9768 (build_scop_iteration_domain): Remove.
9769 (add_loop_constraints): New.
9770 (build_iteration_domains): New.
9771 (build_poly_scop): Call build_iteration_domains.
9773 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9774 Sebastian Pop <s.pop@samsung.com>
9776 * graphite-scop-detection.c
9777 (scop_detection::harmful_loop_in_region): Free dom and loops.
9778 (scop_detection::loop_body_is_valid_scop): Free bbs.
9780 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9781 Sebastian Pop <s.pop@samsung.com>
9783 * graphite-scop-detection.c (record_loop_in_sese): New.
9784 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9785 (build_scops): Remove call to build_sese_loop_nests.
9786 * sese.c (sese_record_loop): Remove.
9787 (build_sese_loop_nests): Remove.
9788 (new_sese_info): Remove region->loops.
9789 (free_sese_info): Same.
9790 * sese.h (sese_contains_loop): Same.
9791 (build_sese_loop_nests): Remove.
9792 (sese_contains_loop): Remove.
9794 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9795 Sebastian Pop <s.pop@samsung.com>
9797 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9798 loop_is_valid_in_scop.
9799 (scop_detection::harmful_stmt_in_region): Renamed
9800 harmful_loop_in_region.
9801 Call loop_is_valid_in_scop.
9803 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9804 Sebastian Pop <s.pop@samsung.com>
9806 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9809 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9810 Sebastian Pop <s.pop@samsung.com>
9812 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9813 * graphite.h (struct poly_bb): Remove field is_reduction.
9814 (PBB_IS_REDUCTION): Remove.
9816 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9817 Sebastian Pop <s.pop@samsung.com>
9819 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9820 (add_pdr_constraints): Same.
9821 (scop_get_reads): Same.
9822 (scop_get_must_writes): Same.
9823 (scop_get_may_writes): Same.
9824 (scop_get_original_schedule): Same.
9825 (extend_schedule): Same.
9826 (apply_schedule_on_deps): Same.
9827 (carries_deps): Same.
9828 (compute_deps): Same.
9829 (scop_get_dependences): Same.
9830 * graphite-isl-ast-to-gimple.c
9831 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9832 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9833 (get_schedule_for_band_list): Same.
9834 (get_schedule_map): Same.
9835 (apply_schedule_map_to_scop): Same.
9836 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9837 (build_loop_iteration_domains): Same.
9838 (add_condition_to_pbb): Same.
9839 (add_param_constraints): Same.
9840 (pdr_add_memory_accesses): Same.
9841 (pdr_add_data_dimensions): Same.
9843 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9845 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9848 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9850 * common.opt (feliminate-dwarf2-dups): Replace references to
9851 "DWARF 2" with just "DWARF".
9852 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9853 * doc/extend.texi: Likewise.
9854 * doc/cpp.texi: Likewise.
9855 * doc/invoke.texi: Likewise.
9856 (Option Summary): Add -gdwarf to list of Debugging Options.
9857 (Debugging Options): Document -gdwarf.
9858 * doc/contrib.texi: Spell "DWARF" like that.
9860 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9862 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9863 warning. Fix up formatting.
9866 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9867 attempt to mark memory input operand addressable and
9868 call prepare_gimple_addressable in that case. Don't adjust
9869 input_location for diagnostics, use error_at instead.
9871 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9873 * config/rs6000/ppc-auxv.h: New file.
9874 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9876 (cpu_supports): Likewise.
9877 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9878 (cpu_is_info): New variable.
9879 (cpu_supports_info): Likewise.
9880 (tcb_verification_symbol): Likewise.
9881 (cpu_builtin_p): Likewise.
9882 (cpu_expand_builtin): New function.
9883 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9884 (rs6000_init_builtins): Likewise.
9885 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9886 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9887 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9888 * configure: Regenerate.
9889 * config.in: Likewise.
9890 * doc/extend.texi (PowerPC Built-in Functions): Document
9891 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9893 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9896 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9898 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9901 2016-01-20 Richard Henderson <rth@redhat.com>
9907 * tree.c (tm_define_builtin): New.
9908 (find_tm_vector_type): New.
9909 (build_tm_vector_builtins): New.
9910 (build_common_builtin_nodes): Call it.
9912 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9914 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9915 (arm_fp_ok): Likewise.
9917 (arm_crypto): Likewise.
9919 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9920 Richard Biener <rguenther@suse.de>
9922 PR tree-optimization/69328
9923 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9924 vectors have same number of elements.
9925 (vectorizable_condition): Fix masked version recognition.
9927 2016-01-20 Richard Biener <rguenther@suse.de>
9929 PR tree-optimization/69345
9930 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9931 (VN_INFO_PTR_INFO): Likewise.
9932 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9933 info when it is equal between non-dominating SSA names.
9934 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9935 Make sure to look at original SSA infos.
9937 2016-01-20 Jeff Law <law@redhat.com>
9940 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9942 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9943 (pc_or_label_operand): New predicate.
9944 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9945 tests for small integers that are 2^n - 1.
9947 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9949 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9951 2016-01-19 Jeff Law <law@redhat.com>
9954 * tree-ssa-threadbackwards.c
9955 (fsm_find_control_statement_thread_paths): Do not try to lookup
9956 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9958 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9960 * doc/lto.texi: Remove text that says only Gold has linker plugin
9963 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9965 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9966 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9967 the DIE accordingly.
9968 (modified_type_die): Add REVERSE parameter and pass it recursively,
9969 as well as to base_type_die. Adjust presence check accordingly.
9970 (base_type_for_mode): Adjust call to modified_type_die.
9971 (add_type_attribute): Add REVERSE parameter and pass it to
9973 (generic_parameter_die): Adjust call to add_type_attribute.
9974 (add_scalar_info): Likewise.
9975 (add_subscript_info): Likewise.
9976 (gen_array_type_die): Likewise.
9977 (gen_descr_array_type_die): Likewise.
9978 (gen_entry_point_die): Likewise.
9979 (gen_enumeration_type_die): Likewise.
9980 (gen_formal_parameter_die): Likewise.
9981 (gen_subprogram_die): Likewise.
9982 (gen_variable_die ): Likewise.
9983 (gen_const_die): Likewise.
9984 (gen_field_die): Likewise.
9985 (gen_pointer_type_die): Likewise.
9986 (gen_reference_type_die): Likewise.
9987 (gen_ptr_to_mbr_type_die): Likewise.
9988 (gen_inheritance_die): Likewise.
9989 (gen_subroutine_type_die): Likewise.
9990 (gen_typedef_die): Likewise.
9991 (force_type_die): Adjust call to modified_type_die.
9993 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
9995 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
9996 flow throughout the file. Fix broken link to Objective-C 2.0
9998 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10001 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10003 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10005 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10008 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10009 (maybe_record_node): Record cxa_pure_virtual as the only possible
10010 target if there are not ohter candidates.
10011 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10013 2016-01-19 Richard Biener <rguenther@suse.de>
10015 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10016 (get_memory_order): Likewise.
10018 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10020 * tree-vect-stmts.c (vectorizable_store): Check
10023 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10026 * gcc.c (driver::decode_argv): Add call to
10027 init_opts_obstack before init_options_struct.
10028 * opts.c (init_opts_obstack): Remove idempotency.
10029 (init_options_struct): Replace call to init_opts_obstack
10030 with a gcc_assert to verify that it has already been called.
10031 * toplev.c (toplev::main): Add call to init_opts_obstack before
10032 calls to init_options_struct.
10033 (toplev::finalize): Move cleanup of opts_obstack next to
10034 cleanup of save_decoded_options, clearing the latter, and
10035 save_decoded_options_count.
10037 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10040 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10041 attribute to unconditional. Remove %? from output template.
10043 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10044 Jiong Wang <jiong.wang@arm.com>
10046 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10047 generated from different expand order.
10049 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10051 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10052 Add support for CCMP costing.
10054 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10056 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10057 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10058 (fccmpe<mode>): Likewise.
10059 (fcmp): Rename to fcmp and globalize pattern.
10061 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10062 (aarch64_gen_ccmp_next): Add FP support.
10064 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10066 * target.def (gen_ccmp_first): Update documentation.
10067 (gen_ccmp_next): Likewise.
10068 * doc/tm.texi (gen_ccmp_first): Update documentation.
10069 (gen_ccmp_next): Likewise.
10070 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10071 expand_ccmp_expr_1. Improve comments.
10072 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10073 (ccmp_ior<mode>): Remove pattern.
10074 (cmp<mode>): Remove expand.
10075 (cmp): Globalize pattern.
10076 (cstorecc4): Use cc_register.
10077 (mov<mode>cc): Remove ccmp_cc_register check.
10078 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10079 Simplify after removal of CC_DNE/* modes.
10080 (aarch64_ccmp_mode_to_code): Remove.
10081 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10082 In 'k' case use integer as condition.
10083 (aarch64_nzcv_codes): Remove inverted cases.
10084 (aarch64_code_to_ccmode): Remove.
10085 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10086 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10087 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10088 pattern. Return the comparison with CC register. Invert conditions
10089 when bitcode is OR.
10090 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10091 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10093 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10095 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10096 instrumented_version.
10098 2016-01-19 Richard Biener <rguenther@suse.de>
10100 PR tree-optimization/69336
10101 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10102 handled components with get_ref_base_and_extent.
10103 (equal_mem_array_ref_p): Adjust.
10105 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10108 * shrink-wrap.c: Include valtrack.h.
10109 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10110 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10111 in between insn and where it will be moved to. Call
10112 dead_debug_insert_temp.
10113 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10114 first and dead_debug_local_finish at the end.
10115 For uses and defs bitmap, handle all regs in between REGNO and
10116 END_REGNO, not just the first one.
10118 2016-01-19 Richard Biener <rguenther@suse.de>
10120 PR tree-optimization/69352
10121 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10122 (equal_mem_array_ref_p): Constrain size and max size properly.
10123 Compare the reverse flag.
10125 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10127 * ira.c (ira): Update regstat data if we deleted insns.
10129 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10131 PR rtl-optimization/68955
10132 PR rtl-optimization/64557
10133 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10134 here. Fix up formatting.
10135 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10137 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10140 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10141 assume that the node has body.
10142 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10145 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10147 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10150 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10152 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10153 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10155 2016-01-19 Martin Jambor <mjambor@suse.cz>
10156 Martin Liska <mliska@suse.cz>
10157 Michael Matz <matz@suse.de>
10159 * Makefile.in (OBJS): Add new source files.
10160 (GTFILES): Add hsa.c.
10161 * common.opt (disable_hsa): New variable.
10162 (-Whsa): New warning.
10163 * config.in (ENABLE_HSA): New.
10164 * configure.ac: Treat hsa differently from other accelerators.
10165 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10166 $enable_offloading.
10167 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10168 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10169 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10170 --with-hsa-kmt-lib.
10171 * doc/invoke.texi (-Whsa): Document.
10172 (hsa-gen-debug-stores): Likewise.
10173 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10174 to invoke offload compiler for hsa acclerator.
10175 * opts.c (common_handle_option): Determine whether HSA offloading
10176 should be performed.
10177 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10178 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10179 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10180 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10181 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10182 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10183 GF_OMP_FOR_KIND_GRID_LOOP.
10184 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10185 (pp_gimple_stmt_1): Likewise.
10186 * gimple-walk.c (walk_gimple_stmt): Likewise.
10187 * gimple.c (gimple_build_omp_grid_body): New function.
10188 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10189 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10190 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10191 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10192 GF_OMP_TEAMS_GRID_PHONY.
10193 (gimple_statement_omp_single_layout): Updated comments.
10194 (gimple_build_omp_grid_body): New function.
10195 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10196 (gimple_omp_for_grid_phony): New function.
10197 (gimple_omp_for_set_grid_phony): Likewise.
10198 (gimple_omp_parallel_grid_phony): Likewise.
10199 (gimple_omp_parallel_set_grid_phony): Likewise.
10200 (gimple_omp_teams_grid_phony): Likewise.
10201 (gimple_omp_teams_set_grid_phony): Likewise.
10202 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10203 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10204 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10205 (BUILT_IN_GOMP_TARGET): Updated type.
10206 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10207 (adjust_for_condition): New function.
10208 (get_omp_for_step_from_incr): Likewise.
10209 (extract_omp_for_data): Moved parts to adjust_for_condition and
10210 get_omp_for_step_from_incr.
10211 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10212 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10213 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10214 (scan_omp_parallel): Do not create child functions for phony
10216 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10217 (scan_omp_1_op): Checking assert we are not remapping to
10218 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10219 (parallel_needs_hsa_kernel_p): New function.
10220 (expand_parallel_call): Register apprpriate parallel child
10221 functions as HSA kernels.
10222 (grid_launch_attributes_trees): New type.
10223 (grid_attr_trees): New variable.
10224 (grid_create_kernel_launch_attr_types): New function.
10225 (grid_insert_store_range_dim): Likewise.
10226 (grid_get_kernel_launch_attributes): Likewise.
10227 (get_target_argument_identifier_1): Likewise.
10228 (get_target_argument_identifier): Likewise.
10229 (get_target_argument_value): Likewise.
10230 (push_target_argument_according_to_value): Likewise.
10231 (get_target_arguments): Likewise.
10232 (expand_omp_target): Call get_target_arguments instead of looking
10233 up for teams and thread limit.
10234 (grid_expand_omp_for_loop): New function.
10235 (grid_arg_decl_map): New type.
10236 (grid_remap_kernel_arg_accesses): New function.
10237 (grid_expand_target_kernel_body): New function.
10238 (expand_omp): Call it.
10239 (lower_omp_for): Do not emit phony constructs.
10240 (lower_omp_taskreg): Do not emit phony constructs but create for them
10241 a temporary variable receiver_decl.
10242 (lower_omp_taskreg): Do not emit phony constructs.
10243 (lower_omp_teams): Likewise.
10244 (lower_omp_grid_body): New function.
10245 (lower_omp_1): Call it.
10246 (grid_reg_assignment_to_local_var_p): New function.
10247 (grid_seq_only_contains_local_assignments): Likewise.
10248 (grid_find_single_omp_among_assignments_1): Likewise.
10249 (grid_find_single_omp_among_assignments): Likewise.
10250 (grid_find_ungridifiable_statement): Likewise.
10251 (grid_target_follows_gridifiable_pattern): Likewise.
10252 (grid_remap_prebody_decls): Likewise.
10253 (grid_copy_leading_local_assignments): Likewise.
10254 (grid_process_kernel_body_copy): Likewise.
10255 (grid_attempt_target_gridification): Likewise.
10256 (grid_gridify_all_targets_stmt): Likewise.
10257 (grid_gridify_all_targets): Likewise.
10258 (execute_lower_omp): Call grid_gridify_all_targets.
10259 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10260 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10261 (tree_omp_clause): Added union field dimension.
10262 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10263 * tree.c (omp_clause_num_ops): Added number of arguments of
10264 OMP_CLAUSE__GRIDDIM_.
10265 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10266 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10267 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10268 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10269 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10270 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10271 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10272 * tree-pass.h (make_pass_gen_hsail): Declare.
10273 (make_pass_ipa_hsa): Likewise.
10274 * ipa-hsa.c: New file.
10275 * lto-section-in.c (lto_section_name): Add hsa section name.
10276 * lto-streamer.h (lto_section_type): Add hsa section.
10277 * timevar.def (TV_IPA_HSA): New.
10278 * hsa-brig-format.h: New file.
10279 * hsa-brig.c: New file.
10280 * hsa-dump.c: Likewise.
10281 * hsa-gen.c: Likewise.
10284 * toplev.c (compile_file): Call hsa_output_brig.
10285 * hsa-regalloc.c: New file.
10287 2016-01-18 Jeff Law <law@redhat.com>
10289 PR tree-optimization/69320
10290 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10291 ranged object, do nothing if the RHS constant is not [0..1].
10292 (optimize_stmt): Comparing a boolean ranged object against a
10293 constant outside [0..1] results in a compile-time constant.
10295 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10298 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10300 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10301 (Option Summary): Update to reflect new section and moved options.
10302 (C++ Dialect Options): Move -fstats to new section.
10303 (Debugging Options): Move all dump, statistics, and other GCC
10304 developer options to new section. Rewrite section introduction
10305 and re-order remaining options to put the more basic ones first.
10306 (Optimization Options): Move -fira-verbose and -flto-report* to
10308 (Developer Options): New section incorporating moved options.
10309 * doc/cppopts.texi (-dM): Update cross-reference.
10311 2016-01-18 Richard Henderson <rth@redhat.com>
10314 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10315 operands to pseudo only if CSE is expected. Split long immediate
10316 operands only after reload, and for the stack pointer.
10317 (*add<GPI>3_pluslong): Remove.
10318 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10319 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10320 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10321 (*add<GPI>3 peepholes): New.
10322 (*add<GPI>3 splitters): New.
10323 * config/aarch64/constraints.md (Upl): New.
10324 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10326 2016-01-18 Richard Biener <rguenther@suse.de>
10328 PR tree-optimization/69297
10329 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10331 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10333 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10335 PR middle-end/68542
10336 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10337 of mixind vector and scalar types.
10338 (fold_relational_const): Add handling of vector
10339 comparison with boolean result.
10340 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10341 comparison of vector operands with boolean result for EQ/NE only.
10342 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10343 (verify_gimple_cond): Likewise.
10344 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10347 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10349 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10352 2016-01-18 Richard Biener <rguenther@suse.de>
10354 PR middle-end/69308
10355 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10357 2016-01-18 Tom de Vries <tom@codesourcery.com>
10359 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10361 2016-01-18 Tom de Vries <tom@codesourcery.com>
10363 * omp-low.c (set_oacc_fn_attrib): Make extern.
10364 * omp-low.h (set_oacc_fn_attrib): Declare.
10365 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10366 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10367 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10368 Add and handle function parameter oacc_kernels_p.
10369 (find_reduc_addr, get_omp_data_i_param): New function.
10370 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10371 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10372 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10373 Calculate dominance info. Skip loops that are not in a kernels region
10374 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10375 (pass_parallelize_loops::execute): Call parallelize_loops with
10376 oacc_kernels_p argument.
10377 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10378 New member function.
10379 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10380 * passes.def: Add argument to pass_parallelize_loops instantation.
10382 2016-01-18 Tom de Vries <tom@codesourcery.com>
10384 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10385 pass_parallelize_loops to be run outside the loop pipeline.
10387 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10389 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10390 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10392 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10395 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10396 using get_ref_base_and_extent.
10397 (equal_mem_array_ref_p): New.
10398 (hashable_expr_equal_p): Add call to previous.
10400 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10403 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10404 (sra_initialize): Allocate disqualified_constants.
10405 (sra_deinitialize): Free disqualified_constants.
10406 (disqualify_candidate): Update disqualified_constants when appropriate.
10407 (create_access): Scan for constant-pool entries as we go along.
10408 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10409 (maybe_add_sra_candidate): Allow constant-pool entries.
10410 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10411 (initialize_constant_pool_replacements): New.
10412 (sra_modify_assign): Avoid mangling assignments created by previous,
10413 and don't generate writes into constant pool.
10414 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10416 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10418 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10419 andnot instruction.
10420 (scalar_chain::convert_op): Likewise.
10421 * config/i386/i386.md (*andndi3_doubleword): New.
10423 2016-01-18 Richard Biener <rguenther@suse.de>
10425 PR tree-optimization/69170
10426 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10427 building a vector from scalar results of a pattern stmt.
10429 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10431 * haifa-sched.c (autopref_multipass_init): Work around
10432 -Wmaybe-uninitialized warning.
10434 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10436 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10437 against the constant 0.
10439 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10441 PR tree-optimization/68799
10442 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10443 look up phi candidates in the statement-candidate map.
10444 (phi_add_costs): Likewise.
10445 (record_phi_increments): Likewise.
10446 (phi_incr_cost): Likewise.
10447 (ncd_with_phi): Likewise.
10448 (all_phi_incrs_profitable): Likewise.
10450 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10452 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10453 -Wmaybe-uninitialized warning.
10455 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10457 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10458 (Option Summary): Update to reflect new section and moved options.
10459 (C++ Dialect Options): Move -fvtable-verify and related options.
10460 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10461 and profiling-related options.
10462 (Optimization Options): Move profile generation options and
10463 -fstack-protector and related options.
10464 (Instrumentation Options): New section incorporating moved options.
10465 (Code Generation Options): Move -finstrument-functions and
10466 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10468 2016-01-16 Tom de Vries <tom@codesourcery.com>
10470 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10472 2016-01-16 Tom de Vries <tom@codesourcery.com>
10474 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10476 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10478 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10479 that checks whether the table is already empty. Rename the
10480 original implementation to...
10481 (hash_table::empty_slot): ...this new private function.
10483 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10485 PR diagnostic/68899
10486 * diagnostic-show-locus.c (layout::print_source_line): Move x
10487 offset of line until after call to
10488 get_line_width_without_trailing_whitespace.
10490 2016-01-15 Jeff Law <law@redhat.com>
10492 PR tree-optimization/69270
10493 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10494 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10495 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10496 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10497 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10498 ssa_name_has_boolean_range and constant_boolean_node.
10500 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10502 PR rtl-optimization/69030
10503 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10505 (spill_pseudos): Delete debug insn for dead pseudo.
10506 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10508 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10510 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10512 (TYPES_UNOPUS): Likewise.
10513 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10514 builtin type, from UNOP to UNOPUS.
10515 (lbtruncuv4sf): Likewise.
10516 (lbtruncuv2df): Likewise.
10517 (lrounduv2sf): Likewise.
10518 (lrounduv4sf): Likewise.
10519 (lrounduv2df): Likewise.
10520 (lroundusf): Likewise.
10521 (lroundusf): Likewise.
10522 (lceiluv2sf): Likewise.
10523 (lceiluv4sf): Likewise.
10524 (lceiluv2df): Likewise.
10525 (lceilusf): Likewise.
10526 (lceiludf): Likewise.
10527 (lflooruv2sf): Likewise.
10528 (lflooruv4sf): Likewise.
10529 (lflooruv2df): Likewise.
10530 (lfloorusf): Likewise.
10531 (lfloorudf): Likewise.
10532 (lfrintnuv2sf): Likewise.
10533 (lfrintnuv4sf): Likewise.
10534 (lfrintnuv2df): Likewise.
10535 (lfrintnusf): Likewise.
10536 (lfrintnudf): Likewise.
10537 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10539 (vcvtq_u32_f32): Likewise.
10540 (vcvtq_u64_f64): Likewise.
10541 (vcvta_u32_f32): Likewise.
10542 (vcvtaq_u32_f32): Likewise.
10543 (vcvtaq_u64_f64): Likewise.
10544 (vcvtm_u32_f32): Likewise.
10545 (vcvtmq_u32_f32): Likewise.
10546 (vcvtmq_u64_f64): Likewise.
10547 (vcvtn_u32_f32): Likwise.
10548 (vcvtnq_u32_f32): Likewise.
10549 (vcvtnq_u64_f64): Likewise.
10550 (vcvtp_u32_f32): Likewise.
10551 (vcvtpq_u32_f32): Likewise.
10552 (vcvtpq_u64_f64): Likewise.
10553 (vcvtmd_u64_f64): Likewise.
10554 (vcvtms_u32_f32): Likewise.
10555 (vcvtad_u64_f64): Likewise.
10556 (vcvtas_u32_f32): Likewise.
10557 (vcvtnd_u64_f64): Likewise.
10558 (vcvtns_u32_f32): Likewise.
10559 (vcvtpd_u64_f64): Likewise.
10560 (vcvtps_u32_f32): Likewise.
10562 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10564 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10565 CSEL of zero_extended registers.
10567 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10569 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10570 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10572 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10574 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10575 false when argument string is not found in the attributes table
10578 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10581 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10582 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10583 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10584 precision estimate.
10586 2016-01-15 Richard Biener <rguenther@suse.de>
10588 PR tree-optimization/66856
10589 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10590 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10591 (vect_create_new_slp_node): Increment stmt reference count.
10592 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10593 an SLP tree before swapping operands.
10594 (vect_build_slp_tree): Likewise.
10595 (destroy_bb_vec_info): Free stmt info after SLP instances.
10596 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10597 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10598 (STMT_VINFO_NUM_SLP_USES): New macro.
10600 2016-01-15 Richard Biener <rguenther@suse.de>
10603 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10604 (add_linkage_name): ... here.
10605 (gen_typedef_die): Use add_linkage_name_raw instead of
10606 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10609 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10611 * gimplify.c (oacc_default_clause): Decode reference and pointer
10612 types for both kernels and parallel regions.
10614 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10616 PR middle-end/69246
10617 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10619 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10621 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10622 (convert_scalars_to_vector): Likewise.
10624 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10626 * doc/extend.texi (Type Traits): Fix grammar.
10628 2016-01-15 Martin Jambor <mjambor@suse.cz>
10630 * tree-inline.c (remap_decl): Use existing dclarations if
10631 remapping a type and prevent_decl_creation_for_types.
10632 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10633 decls first. Do real remapping with
10634 prevent_decl_creation_for_types set.
10635 * tree-inline.h (copy_body_data): New field
10636 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10639 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10641 * config/s390/s390.opt (mmvcle): More verbose help text.
10643 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10645 * config/s390/s390.opt: Add period to -mzvector option text.
10647 2016-01-15 Richard Biener <rguenther@suse.de>
10649 PR tree-optimization/68961
10650 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10651 of invariants in stores again.
10653 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10655 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10657 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10659 * config/i386/i386.c (ix86_expand_branch): Don't split
10660 DI mode xor instruction to SI mode.
10662 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10665 * ipa-icf.c (sem_function::merge): Virtual functions may become
10666 reachable even if they address is not taken and there are no
10669 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10671 * lto-streamer-out.c (subtract_estimated_size): New function.
10672 (get_symbol_initial_value): Use it.
10674 2016-01-15 Christian Bruel <christian.bruel@st.com>
10677 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10678 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10679 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10680 use add_builtin_function_ext_scope instead of add_builtin_function.
10681 (neon_set_p, neon_crypto_set_p): Remove.
10682 (arm_init_builtins): Always call arm_init_neon_builtins and
10683 arm_init_crypto_builtins.
10684 (arm_expand_builtin): Check that builtins are allowed for the arch.
10685 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10686 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10687 arm_init_neon_builtins call.
10689 2016-01-15 Richard Biener <rguenther@suse.de>
10691 PR tree-optimization/69117
10692 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10693 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10694 of the leader conservatively.
10695 (free_scc_vn): Restore original SSA name infos.
10697 2016-01-14 Jeff Law <law@redhat.com>
10699 PR tree-optimization/69270
10700 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10701 single bit of precision, verify it's also unsigned.
10702 (record_edge_info): Use constant_boolean_node rather than fold_convert
10703 to convert boolean_true/boolean_false to the right type.
10705 2016-01-14 Richard Henderson <rth@redhat.com>
10708 * loop-doloop.c (record_reg_sets): New.
10709 (doloop_optimize): Reject the transform if the sequence
10710 clobbers registers live at the end of the loop block.
10711 (doloop_optimize_loops): Enable df_live if needed.
10713 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10715 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10716 * gcc/config/rs6000/rs6000.c: Likewise.
10717 * gcc/config/rs6000/rs6000.h: Likewise.
10718 * gcc/config/rs6000/rs6000.md: Likewise.
10719 * gcc/doc/extend.texi: Likewsie.
10721 2016-01-14 Jeff Law <law@redhat.com>
10723 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10726 2016-01-14 Richard Henderson <rth@redhat.com>
10730 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10731 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10732 instead of builtin_decl_declared_p to test for declaration.
10734 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10736 * doc/loop.texi (Loop Analysis and Representation): Document
10737 loop_depth function.
10739 2016-01-14 Tom de Vries <tom@codesourcery.com>
10741 PR tree-optimization/68773
10742 * omp-low.c (expand_omp_target): Don't set force_output.
10743 * varpool.c (varpool_node::get_create): Same.
10744 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10745 offload_funcs with force_output.
10747 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10750 * lra-eliminations.c (move_plus_up): Don't change anything if either
10751 the outer or inner subreg mode is not MODE_INT.
10752 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10753 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10755 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10757 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10758 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10759 reduc_uplus_@var{m}): Remove.
10760 * expr.c (expand_expr_real_2): Remove expansion path for
10761 reduc_[us](min|max|plus) optabs.
10762 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10763 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10764 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10765 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10766 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10767 reduc_[us](min|max|plus) optabs.
10769 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10771 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10772 (reduc_plus_scal_v2sf): New.
10773 (reduc_smax_v2sf): Rename to...
10774 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10775 (reduc_smin_v2sf): Rename to...
10776 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10778 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10780 * alias.c (compare_base_symbol_refs): New function.
10781 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10784 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10786 PR middle-end/68146
10787 PR tree-optimization/69155
10788 * tree-complex.c: Include cfganal.h.
10789 (phis_to_revisit): New variable.
10790 (extract_component): Add phiarg_p argument. Assert that returned
10791 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10792 (update_phi_components): Partly rewrite to use loop over real/imag
10793 components instead of code duplication. If extract_component returns
10794 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10795 create_tmp_reg into the PHI node instead, and mention the phi triplet
10796 in phis_to_revisit.
10797 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10798 in phis_to_revisit at the end.
10800 2016-01-14 Richard Biener <rguenther@suse.de>
10802 PR tree-optimization/68060
10803 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10804 outer loop reduction is only used in the inner loop before
10805 detecting a double reduction.
10807 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10810 * combine.c (expand_field_assignment): Punt if compute_mode is
10811 unsupported scalar mode.
10813 2016-01-14 Richard Biener <rguenther@suse.de>
10815 PR tree-optimization/66856
10816 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10817 SLP node only if it built successfully.
10818 (vect_analyze_slp_instance): Adjust.
10820 2016-01-14 Jeff Law <law@redhat.com>
10822 PR tree-optimization/69270
10823 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10824 (record_edge_info): Use it. Convert boolean_{true,false}_node
10825 to the type of op0.
10827 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10830 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10831 use block_ultimate_origin
10832 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10834 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10836 * doc/invoke.texi (Submodel Options): Rename section to
10837 "Machine-Dependent Options" to better reflect its content.
10838 Rewrite introductory text to remove archaic CPU names.
10841 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10843 * doc/invoke.texi (Code Gen Options): Move section up in file,
10844 before target-specific options. Update menu and option summary
10845 to reflect the new section ordering.
10847 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10849 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10850 (C++ Dialect Options): Add cross-reference to -std option.
10851 * doc/standards.texi (C++ Language): Document C++14 support.
10853 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10855 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10856 for pack/unpack functions for __ibm128.
10857 (PACK_IF): Likewise.
10858 (UNPACK_IF): Likewise.
10860 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10861 support for __ibm128 pack/unpack functions.
10862 (rs6000_invalid_builtin): Likewise.
10863 (rs6000_init_builtins): Likewise.
10864 (rs6000_opt_masks): Likewise.
10866 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10867 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10869 (RS6000_BTM_COMMON): Likewise.
10871 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10872 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10873 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10874 128-bit floating point. Add support for the double values to be
10875 in Altivec registers for TF/IF packing and unpacking, but restrict
10876 TD packing sub-fields to be FPR registers. Don't allow overlapped
10877 register support for packing. Allow pack inputs to be memory
10878 locations. Don't build generator functions for unpack<mode>_dm
10879 and unpack<mode>_nodm.
10880 (unpack<mode>_dm): Likewise.
10881 (unpack<mode>_nodm): Likewise.
10882 (pack<mode>): Likewise.
10884 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10885 built-in functions to pack/unpack explicit __ibm128 values.
10886 (__builtin_unpack_ibm128): Likewise.
10888 * doc/extend.texi (PowerPC Built-in Functions): Document
10889 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10891 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10894 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10895 Add new arg loc and pass it down as context.
10896 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10897 to the location to use for the warning.
10898 (check_function_arguments): New arg loc. All callers changed. Pass
10899 it to check_function_nonnull.
10900 * c-common.h (check_function_arguments): Adjust declaration.
10902 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10904 PR tree-optimization/69156
10905 * gimple.c (validate_type): Removed.
10906 (gimple_builtin_call_types_compatible_p): Use
10907 useless_type_conversion_p instead of validate_type.
10908 * value-prof.c (gimple_stringop_fixed_value): Fold
10909 icall_size to correct type.
10911 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10913 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10916 2016-01-13 Richard Henderson <rth@redhat.com>
10919 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10920 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10921 (ix86_builtin_tm_store): Remove.
10922 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10923 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10924 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10925 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10926 * doc/tm.texi: Rebuild.
10928 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10929 (BUILT_IN_TM_MEMCPY_RTWN): New.
10930 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10931 fallback from vector to integer helpers.
10932 (build_tm_load): Handle vector types directly, instead of
10934 (build_tm_store): Likewise.
10935 (expand_assign_tm): Prepare for register types not handled by
10936 the above. Copy them to memory and use memcpy.
10937 * tree.c (tm_define_builtin): New.
10938 (find_tm_vector_type): New.
10939 (build_tm_vector_builtins): New.
10940 (build_common_builtin_nodes): Call it.
10942 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10944 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10945 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10947 2016-01-13 Tom de Vries <tom@codesourcery.com>
10949 PR tree-optimization/69169
10950 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10951 handled_struct_type param.
10952 (create_variable_info_for, intra_create_variable_infos): Call
10953 create_variable_info_for_1 with extra arg.
10955 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10957 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10958 and "armv8.1-a+crc" entries.
10960 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10963 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10964 Change first operand predicate from register_or_constm1_operand
10965 to register_operand.
10966 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10967 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
10968 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
10969 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
10970 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
10971 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
10972 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
10973 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
10974 comparison with constm1_rtx from vec_prefetch_gen part.
10976 2016-01-13 Richard Biener <rguenther@suse.de>
10978 PR tree-optimization/69013
10979 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
10980 Exchange assert for a test.
10982 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10985 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
10987 2016-01-13 Richard Biener <rguenther@suse.de>
10989 PR tree-optimization/69242
10990 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
10991 assert with a check.
10993 2016-01-13 Richard Biener <rguenther@suse.de>
10995 PR tree-optimization/69186
10996 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10997 Properly guard vect_update_misalignment_for_peel call.
10999 2016-01-12 Jeff Law <law@redhat.com>
11001 PR tree-optimization/pr67755
11002 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11003 "need_profile_correction".
11004 (thread_block_1): Initialize new field to false by default. If we
11005 have multiple thread paths through a common joiner to different
11006 final targets, then set new field to true.
11007 (compute_path_counts): Only do count adjustment when it's really
11010 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11012 * doc/invoke.texi (Spec Files): Move section down in file, past
11013 all command-line option descriptions.
11015 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11017 PR middle-end/54809
11018 * doc/gty.texi: Remove documentation of mark_hook.
11019 * gengtype.c (struct write_types_data): Remove code to support
11020 mark_hook attribute.
11021 (walk_type): Likewise.
11022 (write_func_for_structure): Likewise.
11024 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11026 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11027 Directory Options, and -specs= to Overall Options.
11028 (Overall Options): Adjust similarly. Reorder to group related
11029 options together. Make -specs= cross-reference the spec file details.
11030 (Directory Options): Adjust similarly.
11032 2016-01-12 Jeff Law <law@redhat.com>
11034 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11036 2016-01-12 Olivier Hainque <hainque@adacore.com>
11038 * gcc.c (spec_undefvar_allowed): New global.
11039 (process_command): Set to true when running for --version or --help,
11041 (getenv_spec_function): When the variable is not defined, use the
11042 variable name as the variable value if we're allowed not to issue
11045 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11047 PR tree-optimization/68911
11048 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11049 information computed for expression "init + nit * step".
11051 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11053 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11054 about name of GCC executable. Remove deleted node from menu.
11055 (Directory Options) <-B>: Remove cross-reference to deleted node.
11056 (Target Options): Delete section.
11058 2016-01-12 Christian Bruel <christian.bruel@st.com>
11061 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11062 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11064 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11067 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11068 aligned_mem is properly set for AVX512-VL floating point masked
11072 * ifcvt.c (cond_exec_process_if_block): When removing the last
11073 insn from then_bb, remove also any possible barriers that follow it.
11075 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11079 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11080 (PTRDIFF_TYPE): Likewise.
11081 (WCHAR_TYPE): Likewise.
11082 (WCHAR_TYPE_SIZE): Likewise.
11083 (STDINT_LONG32): Likewise.
11085 2016-01-12 Richard Biener <rguenther@suse.de>
11087 PR tree-optimization/69053
11088 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11089 convert initial value for cond reductions.
11091 2016-01-12 Richard Biener <rguenther@suse.de>
11093 PR tree-optimization/69007
11094 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11095 widen_sum after dot_prod and sad.
11097 2016-01-12 Richard Biener <rguenther@suse.de>
11099 PR tree-optimization/69168
11100 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11101 pattern stmt SLP type.
11102 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11103 end up unused so cope with that case.
11105 2016-01-12 Richard Biener <rguenther@suse.de>
11107 PR tree-optimization/69157
11108 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11109 stmts def type only during analyze phase.
11110 (vectorizable_call): Likewise.
11111 (vectorizable_simd_clone_call): Likewise.
11112 (vectorizable_conversion): Likewise.
11113 (vectorizable_assignment): Likewise.
11114 (vectorizable_shift): Likewise.
11115 (vectorizable_operation): Likewise.
11116 (vectorizable_store): Likewise.
11117 (vectorizable_load): Likewise.
11119 2016-01-12 Richard Biener <rguenther@suse.de>
11121 PR tree-optimization/69174
11122 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11124 (vectorizable_load): Properly compute the number of loads needed
11125 for permuted strided SLP loads and do not spuriously assign
11126 to SLP_TREE_VEC_STMTS.
11128 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11130 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11131 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11132 (MD_EXEC_PREFIX): Remove.
11133 (MD_STARTFILE_PREFIX) Removee.
11134 (FILE_NAME_ABSOLUTE_P): Remove.
11135 (CPP_SPEC): Do not read macros from sys/version.h.
11136 (LINK_COMMAND_SPEC): Remove.
11137 (LOCAL_INCLUDE_DIR): Remove.
11138 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11139 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11140 (POST_LINK_SPEC): Define to invoke stubify after linker
11141 (LIBSTDCXX): Remove define
11142 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11143 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11144 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11145 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11146 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11147 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11148 (i386_djgpp_asm_named_section): Add propotype of new procedure
11150 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11151 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11152 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11153 in config/i386/djgpp.h).
11154 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11155 STANDARD_STARTFILE_PREFIX_1.
11156 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11157 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11158 installation errors.
11159 (MAX_OFILE_ALIGNMENT): Define to 128.
11160 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11162 * config/i386/djgpp.c: New file. Add implementation of
11163 i386_djgpp_asm_named_section.
11165 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11167 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11168 Add rule for building djgpp.o.
11170 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11172 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11173 (rtx_is_swappable_p): Reductions are swappable.
11174 (insn_is_swappable_p): V2DF reductions are swappable.
11176 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11178 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11179 reloads for other unsupported memory operands.
11181 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11182 Jim Wilson <jim.wilson@linaro.org>
11185 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11186 copy_to_mode_reg instead of force_reg.
11188 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11191 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11192 TARGET_80387 is true.
11194 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11197 * lra-eliminations.c (move_plus_up): Only move plus up
11198 if subreg of the constant can be simplified into constant
11199 and use the simplified subreg of the constant instead of
11200 the original constant.
11202 * fold-const.c (fold_convertible_p): Don't return true
11203 for conversion of VECTOR_TYPE to same sized integral type.
11204 (fold_convert_loc): Fix up formatting. Fold conversion of
11205 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11206 instead of NOP_EXPR.
11208 PR tree-optimization/69214
11209 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11210 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11213 PR tree-optimization/69207
11214 * tree-vect-slp.c (vect_get_constant_vectors): For
11215 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11216 fold_convertible_p to vector_type's element type, and always
11217 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11219 2016-01-11 Richard Biener <rguenther@suse.de>
11221 PR tree-optimization/69173
11222 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11223 fixup the cycle if all stmts are in a pattern.
11225 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11227 PR middle-end/68999
11228 * alias.c (base_alias_check): Move check for addresses with
11229 alignment ANDs before the call for compare_base_decls.
11230 (memrefs_conflict_p): Return -1 for different decls
11231 that went through alignment adjustments.
11233 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11235 PR rtl-optimization/68796
11236 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11237 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11238 and QImode comparisons against zero with CC_NZmode.
11239 * config/aarch64/iterators.md (short_mask): New mode_attr.
11241 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11243 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11244 (<avx512>_store<mode>_mask): Likewise.
11246 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11247 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11249 PR rtl-optimization/68841
11250 * ifcvt.c (struct noce_if_info): Add orig_x field.
11251 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11252 Don't record conflicts on to_rename if it's present.
11253 Allow memory destinations in sets.
11254 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11255 blocks, passing orig_x to the checks.
11256 (noce_process_if_block): Set if_info->orig_x appropriately.
11258 2016-01-11 Tom de Vries <tom@codesourcery.com>
11260 PR tree-optimization/69069
11261 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11263 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11265 PR rtl-optimization/68920
11266 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11267 of conditional moves for RTL if-conversion to 1 for
11268 TARGET_ONE_IF_CONV_INSN.
11269 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11270 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11271 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11272 parameter to restirct number of conditional moves for
11274 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11275 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11278 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11281 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11282 onepart vars. Fix typo in comment. Fix reversed condition in
11284 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11287 * var-tracking.c (dump_onepart_variable_differences): New.
11288 (dataflow_set_different): If a detailed dump is requested,
11289 delay early returns and dump differences between onepart
11290 variables present before and after, and added variables.
11292 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11295 * expr.c (expand_expr_real_1): For boolean vector constants
11296 with a scalar mode use const_scalar_mask_from_tree.
11297 (const_scalar_mask_from_tree): New.
11298 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11299 assigned to a mask type to handle constants.
11301 2016-01-11 Martin Jambor <mjambor@suse.cz>
11304 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11305 useless parameters if we cannot change function signature.
11307 2016-01-11 Martin Jambor <mjambor@suse.cz>
11310 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11313 2016-01-11 Tom de Vries <tom@codesourcery.com>
11315 PR tree-optimization/69109
11316 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11319 2016-01-11 Tom de Vries <tom@codesourcery.com>
11321 PR tree-optimization/69108
11322 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11323 res is not used in a phi.
11325 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11328 * common.opt (frandom-seed): Fix parameter name.
11329 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11331 2016-01-11 Tom de Vries <tom@codesourcery.com>
11333 PR tree-optimization/69058
11334 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11337 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11339 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11340 (mcode-density): Likewise.
11342 2016-01-10 Tom de Vries <tom@codesourcery.com>
11344 PR tree-optimization/69062
11345 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11346 (parallelize_loops): Don't paralelize loop that has phi with address
11349 2016-01-10 Tom de Vries <tom@codesourcery.com>
11351 PR tree-optimization/69039
11352 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11355 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11357 PR middle-end/68743
11358 * match.pd: Require target has function_c99_misc before doing
11359 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11361 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11363 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11365 * configure: Regenerate.
11367 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11369 PR middle-end/50865
11370 PR tree-optimization/69097
11371 * fold-const.h (expr_not_equal_to): New prototype.
11372 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11373 (expr_not_equal_to): New function.
11374 * match.pd (X % -Y is the same as X % Y): Don't optimize
11375 unless X is known not to be equal to minimum or Y is known
11376 not to be equal to -1.
11377 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11378 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11379 (simplify_stmt_using_ranges): Adjust caller.
11380 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11381 substitute_and_fold.
11383 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11385 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11388 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11390 PR tree-optimization/69167
11391 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11392 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11394 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11396 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11397 Richard Biener <rguenther@suse.de>
11399 PR tree-optimization/68707
11400 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11401 instances that can be handled via vect_load_lanes.
11403 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11405 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11406 if we can't determine address equivalence.
11407 * alias.c (compare_base_decl): Update for changed return value of
11408 symtab_node::equal_address_to.
11410 2016-01-08 Jason Merrill <jason@redhat.com>
11414 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11415 * expr.c (store_field): Not here.
11416 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11417 call with TREE_ADDRESSABLE type.
11418 * tree-cfg.c (verify_gimple_call): Adjust.
11420 2016-01-08 Olivier Hainque <hainque@adacore.com>
11422 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11425 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11427 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11428 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11429 (reduc_smin_v2sf): Rename to...
11430 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11431 (reduc_splus_v2sf): Rename to...
11432 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11434 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11436 PR tree-optimization/69162
11437 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11438 valist argument in another argument.
11439 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11440 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11441 to determine the va_list type, build a MEM_REF instead of
11442 build_fold_indirect_ref.
11444 PR tree-optimization/69172
11445 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11448 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11450 PR tree-optimization/67781
11451 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11452 and cmpnop in two steps: first the ones not accessed in original
11453 gimple expression in a endian independent way and then the ones not
11454 accessed in the final result in an endian-specific way.
11456 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11458 PR tree-optimization/69083
11459 * tree-vect-slp.c (vect_get_constant_vectors): For
11460 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11461 element type. If op is fold_convertible_p to vector_type's element
11462 type, use NOP_EXPR instead of VCE.
11464 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11466 PR rtl-optimization/67778
11467 PR rtl-optimization/68634
11468 PR rtl-optimization/68909
11469 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11470 block from the stack until done with it. Remove a superfluous
11471 bitmap set. Remove a superfluous bitmap test.
11473 2016-01-07 Martin Sebor <msebor@redhat.com>
11476 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11477 constraint on the type of arguments.
11479 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11481 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11482 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11483 unaligned_access on the gcc_options set.
11484 * config/arm/arm.c (arm_option_override_internal): Use
11485 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11487 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11490 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11491 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11493 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11496 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11499 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11500 depending on frame_pointer_needed before remaining integer and SSE
11501 registers are saved.
11503 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11506 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11508 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11511 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11512 Use the "xBm" constraint.
11513 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11515 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11516 (sse_cvtsi2ssq<round_name>): Likewise.
11517 (sse_cvtss2si<round_name>): Likewise.
11518 (sse_cvtss2siq<round_name>): Likewise.
11519 (sse2_cvtsi2sdq<round_name>): Likewise.
11520 (sse2_cvtsd2si<round_name>): Likewise.
11521 (sse2_cvtsd2siq<round_name>): Likewise.
11522 * config/i386/subst.md (round_nimm_scalar_predicate): New
11525 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11527 PR middle-end/67639
11528 * varasm.c (make_decl_rtl): Mark invalid register vars as
11531 PR rtl-optimization/66206
11532 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11533 All callers changed.
11535 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11537 PR tree-optimization/69141
11538 * tree-ssa-pre.c: Include langhooks.h.
11539 (eliminate_dom_walker::before_dom_children): Use
11540 lang_hooks.decl_printable_name instead of
11541 cgraph_node::get ()->name ().
11543 PR middle-end/68960
11544 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11545 it and DECL_ALIGN too.
11547 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11549 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11551 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11554 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11555 depending on frame_pointer_needed before remaining integer and SSE
11556 registers are saved.
11558 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11560 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11561 mode iterator with VSX_M2.
11562 (*p9_vecstore_<mode>): Likewise.
11563 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11564 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11565 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11566 (define_split for VSX_LE128 stores): Likewise.
11567 (define_peephole2 for TImode LE swaps): Likewise.
11568 (define_split for VSX_LE128 post-reload stores): Likewise.
11570 2016-01-06 Marek Polacek <polacek@redhat.com>
11573 * convert.c (convert_to_integer_1): Adjust call to
11574 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11575 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11576 EXPR instead of ARG.
11577 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11579 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11582 * doc/extend.texi (RL78 Variable Attributes): New section.
11584 2016-01-05 Marek Polacek <polacek@redhat.com>
11587 * builtins.c (get_memmodel): Use expansion point location rather than
11588 the input location. Call warning_at rather than warning.
11589 (expand_builtin_atomic_compare_exchange): Likewise.
11590 (expand_builtin_atomic_load): Likewise.
11591 (expand_builtin_atomic_store): Likewise.
11592 (expand_builtin_atomic_clear): Likewise.
11594 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11597 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11598 Replace nonimmediate_operand with vector_operand.
11599 * config/i386/predicates.md (vector_operand): New predicate.
11600 (general_vector_operand): Replace nonimmediate_operand with
11602 * config/i386/sse.md: Replace nonimmediate_operand with
11603 vector_operand and m constraint with Bm constraint on SSE
11604 patterns with 16-byte memory operand.
11605 * config/i386/subst.md (round_nimm_predicate): Replace
11606 nonimmediate_operand with vector_operand.
11607 (round_saeonly_nimm_predicate): Likewise.
11608 (round_saeonly_nimm_scalar_predicate): New.
11610 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11613 * config/i386/constraints.md (Bm): New constraint.
11614 * config/i386/predicates.md (vector_memory_operand): New
11616 * config/i386/sse.md: Replace xm with xBm in plusminus and
11617 any_logic patterns.
11619 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11622 * doc/extend.texi (V850 Function Attributes): New section.
11623 (V850 Variable Attributes): New section.
11625 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11628 * doc/extend.texi (MicroBlaze Function Attributes): Document
11629 interrupt_handler and fast_interrupt attributes.
11631 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11634 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11635 for local symbolic operands.
11636 * config/ia64/predicates.md (local_symbolic_operand64): New
11639 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11641 PR rtl-optimization/68651
11642 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11645 2016-01-05 Nathan Sidwell <nathan@acm.org>
11647 * alias.c (compare_base_decls): Use symtab_node::get.
11649 2016-01-05 Nick Clifton <nickc@redhat.com>
11652 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11653 secondary_reload_info structure.
11656 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11657 decls if weak support is available.
11659 2016-01-04 Martin Sebor <msebor@redhat.com>
11661 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11663 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11665 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11666 OPTION_MASK_P9_DFORM.
11668 * config/rs6000/constraints.md (wo constraint): New constraint for
11671 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11673 (rs6000_init_hard_regno_mode_ok): Likewise.
11675 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11678 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11679 expanders not to have constraints. Add support for ISA 3.0 xxperm
11680 instruction. Add support for fusing xxlor with xxperm.
11681 (altivec_vperm_<mode>_internal): Likewise.
11682 (altivec_vperm_v8hiv16qi): Likewise.
11683 (altivec_vperm_<mode>v16q): Likewise.
11684 (altivec_vperm_<mode>_uns): Likewise.
11685 (vperm_v8hiv4si): Likewise.
11686 (vperm_v16qiv8hi): Likewise.
11688 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11690 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11692 Update copyright years.
11694 * gcc.c (process_command): Update copyright notice dates.
11695 * gcov-dump.c (print_version): Ditto.
11696 * gcov.c (print_version): Ditto.
11697 * gcov-tool.c (print_version): Ditto.
11698 * gengtype.c (create_file): Ditto.
11699 * doc/cpp.texi: Bump @copying's copyright year.
11700 * doc/cppinternals.texi: Ditto.
11701 * doc/gcc.texi: Ditto.
11702 * doc/gccint.texi: Ditto.
11703 * doc/gcov.texi: Ditto.
11704 * doc/install.texi: Ditto.
11705 * doc/invoke.texi: Ditto.
11707 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11709 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11710 modes larger than TImode as TImode if NEON is not enabled.
11712 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11715 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11716 mode for %f0-%f31 only if TARGET_FPU.
11718 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11721 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11722 to compute the PACKED_P predicate.
11723 (function_arg_record_value): Minor tweaks.
11725 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11727 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11728 option for arm*-*-* targets.
11730 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11732 * doc/extend.texi (Common Function Attributes): Move docs for
11733 MSP430-specific attributes to....
11734 (MSP430 Function Attributes): ...here. Delete the redundant
11735 entries and copy-edit the remaining text.
11736 (MSP430 Variable Attributes): Use uniform format for index
11737 entries and add a cross-reference to the corresponding function
11740 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11742 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11744 (x86 Options): Likewise.
11746 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11750 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11751 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11752 to corresponding attribute.
11754 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11756 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11757 to correct alphabetization of table. Copy-edit and correct
11759 <stack_protect>: Likewise.
11760 <target_clones>: Likewise.
11762 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11763 Correct punctuation.
11764 (Code Gen Options) <-fno-plt>: Copy-edit.
11766 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11769 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11770 SI values. Explicitly convert SI to DI and vice-versa.
11772 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11774 PR tree-optimization/69070
11775 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11776 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11779 * ubsan.c (ubsan_instrument_float_cast): Call
11780 initialize_sanitizer_builtins.
11783 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11785 Copyright (C) 2016 Free Software Foundation, Inc.
11787 Copying and distribution of this file, with or without modification,
11788 are permitted in any medium without royalty provided the copyright
11789 notice and this notice are preserved.