1 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
5 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
8 Split integer shifts into shift_reg and bfm.
9 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
10 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
11 (ror<mode>3_insn): Likewise.
12 (<optab>si3_insn_uxtw): Likewise.
13 (<optab><mode>3_insn): Change to rotate_imm.
14 (extr<mode>5_insn_alt): Likewise.
15 (extrsi5_insn_uxtw): Likewise.
16 (extrsi5_insn_uxtw_alt): Likewise.
18 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20 * doc/tm.texi: Regenerate.
21 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22 (TARGET_INVALID_RETURN_TYPE): Remove.
23 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
24 TARGET_INVALID_RETURN_TYPE.
25 * target.def (invalid_parameter_type): Remove.
26 (invalid_return_type): Remove.
28 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
30 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
31 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
33 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
35 (preserve_function_body_p): No need to preserve function body
36 * cif-codes.def (CIF_THUNK): Remove.
37 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
39 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
41 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
43 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
45 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
48 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
50 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
51 (inline_small_functions): Do not look for function symbol when resetting
54 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
56 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
59 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
60 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
61 Jiong Wang <jiong.wang@arm.com>
63 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
64 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
65 Define __ARM_FP16_ARGS when appropriate.
66 * config/arm/arm.c (arm_invalid_parameter_type): Remove
68 (arm_invalid_return_type): Likewise.
69 (TARGET_INVALID_PARAMETER_TYPE): Remove.
70 (TARGET_INVALID_RETURN_TYPE): Remove.
71 (aapcs_vfp_sub_candidate): Allow HFmode.
72 (aapcs_vfp_allocate): Add comment. Support HFmode.
73 (aapcs_vfp_allocate_return_reg): Likewise.
74 (struct aapcs_cp_arg_layout): Slightly reword comments for
75 is_return_candidate and allocate_return_reg.
76 (output_mov_vfp): Update assert.
77 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
79 (arm_invalid_parameter_type): Remove.
80 (amr_invalid_return_type): Remove.
81 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
82 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
83 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
85 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
87 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
88 * config/aarch64/arch64-protos.h
89 (aarch64_legitimize_reload_address): Remove.
90 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
93 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
95 * configure.ac: Add ACX_NONCANONICAL_HOST.
96 * configure: Regenerate.
97 * Makefile.in: Set host_noncanonical.
99 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.md (*movtf_internal): Before register allocation,
103 do not allow FP constants for CM_MEDIUM memory model, allow only
104 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
105 (*movxf_internal): Ditto.
106 (*movdf_internal): Ditto.
107 (*movsf_internal): Ditto.
109 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
111 PR rtl-optimization/67483
112 * combine.c (make_compound_operation): Don't call extract_left_shift
113 with negative shift amounts.
115 2016-05-13 Jakub Jelinek <jakub@redhat.com>
118 * fold-const.c (fold_checksum_tree): Allow modification
119 of TYPE_ALIAS_SET during folding.
121 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
122 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
123 (ix86_split_to_parts): Likewise. Fix up formatting.
125 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
127 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
128 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
131 2016-05-13 Nathan Sidwell <nathan@acm.org>
133 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
134 (nvptx_name_replacement): Delete.
135 (write_fn_proto, write_fn_proto_from_insn,
136 nvptx_output_call_insn): Remove nvptx_name_replacement call.
137 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
138 * langhooks.c (add_builtin_funcction_common): Call
139 targetm.mangle_decl_assembler_name.
141 * config/nvptx/nvptx.c (write_fn_proto): Handle
142 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
144 2016-05-13 Martin Liska <mliska@suse.cz>
146 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
147 and PRIu64 in printf format.
149 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
151 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
154 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
156 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
157 Change --param max-completely-peeled-times to
158 --param max-completely-peel-times in dump file printing.
160 2016-05-13 Richard Biener <rguenther@suse.de>
162 PR tree-optimization/42587
163 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
164 (find_bswap_or_nop_1): Likewise.
165 (bswap_replace): Likewise.
167 2016-05-13 Martin Liska <mliska@suse.cz>
169 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
170 Initialize a variable with default value.
172 2016-05-13 Martin Liska <mliska@suse.cz>
174 * doc/invoke.texi: Enhance explanation of error recovery
177 2016-05-13 Martin Liska <mliska@suse.cz>
179 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
180 (struct cost_pair): Change inv_expr_id (int) to inv_expr
182 (struct iv_inv_expr_ent): Comment struct fields.
183 (sort_iv_inv_expr_ent): New function.
184 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
185 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
186 a hash_map between iv_inv_expr_ent and number of usages.
187 (niter_for_exit): Fix coding style.
188 (tree_ssa_iv_optimize_init): Use renamed variable.
189 (determine_base_object): Fix coding style.
190 (alloc_iv): Likewise.
191 (find_interesting_uses_outside): Likewise.
192 (add_candidate_1): Likewise.
193 (add_standard_iv_candidates): Likewise.
194 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
195 (prepare_decl_rtl): Fix coding style.
196 (get_address_cost): Likewise.
197 (get_shiftadd_cost): Likewise.
198 (force_expr_to_var_cost): Likewise.
199 (compare_aff_trees): Likewise.
200 (get_expr_id): Restructure the function.
201 (get_loop_invariant_expr_id): Renamed to
202 get_loop_invariant_expr.
203 (get_computation_cost_at): Replace usage of inv_expr_id with
205 (get_computation_cost): Likewise.
206 (determine_group_iv_cost_generic): Likewise.
207 (determine_group_iv_cost_address): Likewise.
208 (iv_period): Fix coding style.
209 (iv_elimination_compare_lt): Likewise.
210 (may_eliminate_iv): Likewise.
211 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
213 (determine_group_iv_costs): Dump invariant expressions.
214 (iv_ca_recount_cost): Use the newly added hash_map.
215 (iv_ca_set_remove_invariants): Fix coding style.
216 (iv_ca_set_add_invariants): Fix coding style.
217 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
219 (iv_ca_set_cp): Likewise.
220 (iv_ca_new): Initialize the newly added hash_map and remove
221 initialization of fields.
222 (iv_ca_free): Delete the hash_map.
223 (iv_ca_dump): Dump invariant expressions.
224 (iv_ca_extend): Fix coding style.
225 (try_add_cand_for): Likewise.
226 (create_new_ivs): Dump information about # of avg iterations and
227 # of used invariant expressions.
228 (rewrite_use_compare): Fix coding style.
229 (free_loop_data): Set default value for max_inv_expr_id.
231 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
233 * cse.c (rest_of_handle_cse): Use cleanup_cfg
234 returned value cse_cfg_altered computation.
235 (rest_of_handle_cse2): Likewise.
236 (rest_of_handle_cse_after_global_opts): Likewise.
238 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
241 * config/arm/arm.c (arm32_output_mi_thunk): New.
242 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
243 to split Thumb1 vs TARGET_32BIT functionality.
244 (arm_thumb1_mi_thunk): New.
246 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
248 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
251 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
254 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
256 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
258 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
259 (expand_builtin_trap): Emit a regular call.
260 (set_builtin_user_assembler_name): Remove obsolete cases.
261 * dse.c (scan_insn): Adjust.
262 * except.c: Include calls.h.
263 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
264 emit a regular call to setjmp.
265 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
266 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
267 (emit_block_move_via_libcall): Delete.
268 (block_move_fn): Delete.
269 (init_block_move_fn): Likewise.
270 (emit_block_move_libcall_fn): Likewise.
271 (emit_block_op_via_libcall): New function.
272 (set_storage_via_libcall): Tidy up and use memset builtin.
273 (block_clear_fn): Delete.
274 (init_block_clear_fn): Likewise.
275 (clear_storage_libcall_fn): Likewise.
276 (expand_assignment): Call emit_block_move_via_libcall.
277 Do not include gt-expr.h.
278 * expr.h (emit_block_op_via_libcall): Declare.
279 (emit_block_copy_via_libcall): New inline function.
280 (emit_block_move_via_libcall): Likewise.
281 (emit_block_comp_via_libcall): Likewise.
282 (block_clear_fn): Delete.
283 (init_block_move_fn): Likewise.
284 (init_block_clear_fn): Likewise.
285 (emit_block_move_via_libcall): Likewise.
286 (set_storage_via_libcall): Add default parameter value.
287 * libfuncs.h (enum libfunc_index): Remove obsolete values.
288 (abort_libfunc): Delete.
289 (memcpy_libfunc): Likewise.
290 (memmove_libfunc): Likewise.
291 (memcmp_libfunc): Likewise.
292 (memset_libfunc): Likewise.
293 (setbits_libfunc): Likewise.
294 (setjmp_libfunc): Likewise.
295 (longjmp_libfunc): Likewise.
296 (profile_function_entry_libfunc): Likewise.
297 (profile_function_exit_libfunc): Likewise.
298 (gcov_flush_libfunc): Likewise.
299 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
300 and DECL_VISIBILITY on the declaration.
301 (init_optabs): Do not initialize obsolete libfuncs.
302 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
303 * tree-core.h (ECF_RET1): Define.
304 (ECF_TM_PURE): Adjust.
305 (ECF_TM_BUILTIN): Likewise.
306 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
307 (build_common_builtin_nodes): Initialize abort builtin.
308 Add ECF_RET1 on memcpy, memmove and memset builtins.
309 Pass final flags for alloca and alloca_with_align builtins.
310 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
312 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
313 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
314 set_storage_via_libcall and call emit_block_copy_via_libcall.
316 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/i386.md (*call_got_x32): Change operand 0 to
319 DImode before it is passed to ix86_output_call_operand.
320 (*call_value_got_x32): Ditto for operand 1.
322 2016-05-12 Jiong Wang <jiong.wang@arm.com>
324 PR rtl-optimization/70904
325 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
326 reload for wide mode.
328 2016-05-12 Marek Polacek <polacek@redhat.com>
331 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
332 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
333 * langhooks.h (incomplete_type_error): Likewise.
334 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
335 parameter, pass it down to incomplete_type_error.
336 * tree.h (size_in_bytes): New inline overload.
337 (size_in_bytes_loc): Renamed from size_in_bytes.
339 2016-05-12 Richard Biener <rguenther@suse.de>
341 PR tree-optimization/71059
342 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
343 nary before looking up or entering the expression into the VN
345 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
346 Make sure to re-use NARYs without result as inserted by
349 2016-05-12 Richard Biener <rguenther@suse.de>
351 PR tree-optimization/71062
352 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
354 * tree-ssa-structalias.c (set_uids_in_ptset): Set
355 vars_contains_restrict if the var is a restrict tag.
356 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
357 do not disambiguate pointers against it.
358 (dump_points_to_solution): Re-structure and adjust for new
359 vars_contains_restrict flag.
360 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
362 2016-05-12 Martin Liska <mliska@suse.cz>
364 * doc/invoke.texi: Explain connection between
365 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
367 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
369 PR tree-optimization/71006
370 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
371 consider COND_EXPR as a mask producer.
373 2016-05-12 Marek Polacek <polacek@redhat.com>
376 * opts.c (common_handle_option): Detect missing argument for --help^.
378 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
381 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
382 when popping the PC and within an interrupt handler routine.
383 Add missing tab to output of "ldmfd".
384 (output_return_instruction): Output LDMFD with SP update rather
385 than POP when returning from interrupt handler.
387 2016-05-12 Jakub Jelinek <jakub@redhat.com>
389 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
390 TARGET_64BIT && TARGET_AVX512DQ.
391 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
392 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
393 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
394 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
395 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
396 (*vec_extractv4si_zext): Add avx512dq alternative.
397 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
398 use v instead of x constraint in other alternatives where possible.
400 * config/i386/sse.md (sse2_loadld): Use v instead of x
401 constraint in alternatives 0,1,4.
403 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
404 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
405 v constraints instead of x and <pinsr_evex_isa> isa attribute.
408 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
409 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
410 is not emitted unless TARGET_AVX512BW.
411 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
412 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
413 for the result operand.
415 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
416 constraint instead of x in avx alternatives. Use maybe_evex instead
419 * config/i386/constraints.md (Yv): New constraint.
420 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
421 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
422 * config/i386/i386.md (avx512fvecmode): New mode attr.
423 (*pushtf): Use v constraint instead of x.
424 (*movtf_internal): Likewise. For TARGET_AVX512VL and
425 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
426 (*absneg<mode>2): Use Yv constraint instead of x constraint.
427 (*absnegtf2_sse): Likewise.
428 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
429 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
430 avx512f alternatives.
431 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
433 2016-05-12 Richard Biener <rguenther@suse.de>
435 PR tree-optimization/71060
436 * tree-data-ref.c (initialize_data_dependence_relation): Do not
437 require exact match of DR_BASE_OBJECT but only matching address and
440 2016-05-12 Richard Biener <rguenther@suse.de>
442 PR tree-optimization/70986
443 * cfganal.c: Include cfgloop.h.
444 (dfs_find_deadend): Prefer to take edges exiting loops.
446 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
448 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
449 compile and run time.
451 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
454 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
456 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
458 * config/i386/i386.c (legitimize_pic_address): Use
459 copy_to_suggested_reg instead of gen_movsi.
461 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
463 * config/rs6000/predicates.md (quad_memory_operand): Move most of
464 the code into quad_address_p and call it to share code with
465 vsx_quad_dform_memory_operand.
466 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
468 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
469 bit instead of being a separate word. Split -mpower9-dform into
470 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
471 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
472 for the register class supporting 128-bit quad word memory offsets.
473 (mode_supports_vsx_dform_quad): Helper function to return if the
474 register class uses quad word memory offsets.
475 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
476 (rs6000_debug_reg_global): Always print if we are using LRA or not.
477 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
478 instructions are enabled, set up the appropriate addr_masks for
480 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
481 -mpower9-dform-scalar, instead of -mpower9-dform.
482 (rs6000_option_override_internal): Split -mpower9-dform into two
483 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
484 -mpower9-dform switch sets or clears both. If we are not using
485 the LRA register allocator, do not enable -mpower9-dform-vector by
486 default. If we are using LRA, enable -mpower9-dform-vector and
487 -mvsx-timode if it is appropriate. Issue a warning if either
488 -mpower9-dform-vector or -mvsx-timode are explicitly used without
490 (quad_address_offset_p): New helper function to return if the
491 offset is legal for quad word memory instructions.
492 (quad_address_p): New function to determin if GPR or vector
493 register quad word memory addresses are legal.
494 (mem_operand_gpr): Validate quad word address offsets.
495 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
496 d-form (register + offset) instructions.
497 (offsettable_ok_by_alignment): Likewise.
498 (rs6000_legitimate_offset_address_p): Likewise.
499 (legitimate_lo_sum_address_p): Likewise.
500 (rs6000_legitimize_address): Likewise.
501 (rs6000_legitimize_reload_address): Add more debug statements for
503 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
505 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
506 d-form instructions. Distinguish different cases in debug
507 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
509 (rs6000_preferred_reload_class): Likewise.
510 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
511 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
512 of the ISA 2.06 indexed memory instructions.
513 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
514 use them to save/restore the saved vector registers instead of
515 using Altivec instructions.
516 (rs6000_emit_epilogue): Likewise.
517 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
518 (rs6000_opt_masks): Split -mpower9-dform into
519 -mpower9-dform-scalar and -mpower9-dform-vector.
520 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
522 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
523 ISA 3.0 vector indexed memory instructions, and fold the code into
524 the normal mov<mode> patterns.
525 (p9_vecstore_<mode>): Likewise.
526 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
528 (vsx_movti_64bit): Likewise.
529 (vsx_movti_32bit): Likewise.
530 * config/rs6000/constraints.md (wO constraint): New constraint for
531 ISA 3.0 vector d-form support.
532 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
533 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
534 include -mpower9-dform-vector until we switch over to LRA.
535 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
536 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
537 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
538 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
539 for -mpower9-dform and -mlra.
540 * doc/md.texi (wO constraint): Document wO constraint.
542 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
544 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
545 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
546 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
547 Move handling of non-insn arguments inline into the sole user:
548 (output_trans_func): ...here.
549 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
550 in emitted function prototype.
551 (output_internal_insn_latency_func): Ditto. Simplify.
552 (output_internal_maximal_insn_latency_func): Ditto. Delete
553 always-unused argument.
554 (output_insn_latency_func): Ditto.
555 (output_maximal_insn_latency_func): Ditto.
557 2016-05-11 Richard Biener <rguenther@suse.de>
559 PR tree-optimization/71055
560 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
561 sth with precision not equal to access size verify we don't chop
564 2016-05-11 Richard Biener <rguenther@suse.de>
567 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
568 (dwarf2out_finish): Move retry_incomplete_types call ...
569 (dwarf2out_early_finish): ... here.
571 2016-05-11 Richard Biener <rguenther@suse.de>
574 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
575 if the langhook insists on it.
576 * fold-const.c (make_bit_field_ref): Add arg for the original
577 reference and preserve its alias-set.
578 (decode_field_reference): Take exp by reference and adjust it
579 to the original memory reference.
580 (optimize_bit_field_compare): Adjust callers.
581 (fold_truth_andor_1): Likewise.
582 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
584 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
587 * cfgrtl.h (delete_insn_and_edges): Now return bool.
588 * cfgrtl.c (delete_insn_and_edges): Likewise.
589 * config/i386/i386.c (convert_scalars_to_vector): Remove
591 * cse.c (cse_insn): Compute cse_cfg_altered.
592 (delete_trivially_dead_insns): Likewise.
593 (cse_cc_succs): Likewise.
594 (rest_of_handle_cse): Free dominance info if required.
595 (rest_of_handle_cse2): Likewise.
596 (rest_of_handle_cse_after_global_opts): Likewise.
598 2016-05-11 Alan Modra <amodra@gmail.com>
600 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
601 abi_v4_pass_in_fpr): New functions.
602 (rs6000_function_arg_boundary): Exclude complex IBM long double
603 from 64-bit alignment when ABI_V4.
604 (rs6000_function_arg, rs6000_function_arg_advance_1,
605 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
607 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
609 PR rtl-optimization/71028
610 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
611 jump with just a return in the fallthrough block if the branch
612 block contains just a return as well.
614 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
616 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
617 * match.pd ((X & Y) ^ Y): ... this.
618 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
619 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
621 2016-05-10 David Malcolm <dmalcolm@redhat.com>
623 * read-md.c (require_char_ws): New function.
624 (read_string): Simplify using require_char_ws.
625 (handle_constants): Likewise.
626 (handle_enum): Likewise.
627 (handle_file): Likewise.
628 * read-md.h (require_char_ws): New declaration.
629 * read-rtl.c (read_conditions): Simplify using require_char_ws.
630 (read_mapping): Likewise.
631 (read_rtx_code): Likewise.
632 (read_nested_rtx): Likewise.
634 2016-05-10 James Norris <jnorris@codesourcery.com>
636 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
637 if offloading is enabled and -fopenacc or -fopenmp is specified.
638 (CRTOFFLOADEND): Likewise.
639 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
640 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
642 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
645 gotoff_operand code paths. Use copy_to_suggested_regs and
646 expand_simple_binop where appropriate. Cleanup.
648 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
651 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
653 (dimode_scalar_chain::vector_const_cost): New.
654 (dimode_scalar_chain::compute_convert_gain): Handle constants.
655 (dimode_scalar_chain::convert_op): Likewise.
656 (dimode_scalar_chain::convert_insn): Likewise.
658 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
660 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
661 unary operation, not a binary one.
663 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
666 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
667 calls with type casted fndecl.
669 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
671 PR tree-optimization/70786
672 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
673 * gcc/calls.c (initialize_argument_information): Bind bounds
674 with corresponding args passed by reference.
676 2016-05-10 Jakub Jelinek <jakub@redhat.com>
679 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
680 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
681 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
684 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
687 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
688 code for a zero scale factor.
689 (vsx_xvcvdpuxds_scale): Likewise.
691 2016-05-10 David Malcolm <dmalcolm@redhat.com>
693 * diagnostic-show-locus.c (layout::layout): Call show_ruler
694 if show_ruler_p was set on the context.
695 (layout::show_ruler): New method.
696 * diagnostic.h (struct diagnostic_context): Add field
699 2016-05-10 Richard Biener <rguenther@suse.de>
701 PR tree-optimization/71039
702 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
703 (chk_uses): New function.
704 (propagate_with_phi): Verify we can safely replicate the lhs of an
705 aggregate assignment on all incoming edges.
707 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
709 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
711 (rx_atomic_sequence): New class.
712 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
713 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
715 (rx_atomic_sequence::rx_atomic_sequence,
716 rx_atomic_sequence::~rx_atomic_sequence): New functions.
717 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
718 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
719 CTRLREG_INTB): New constants.
720 (FETCHOP): New code iterator.
721 (fethcop_name, fetchop_name2): New iterator code attributes.
722 (QIHI): New mode iterator.
723 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
724 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
725 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
727 2016-05-10 Martin Liska <mliska@suse.cz>
729 * tree-inline.c (remap_dependence_clique): Do not remap
730 debugging statements.
732 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
734 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
735 ("*fixuns_truncdfdi2_z13")
736 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
737 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
738 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
740 2016-05-10 Richard Biener <rguenther@suse.de>
742 PR tree-optimization/70497
743 PR tree-optimization/28367
744 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
746 (visit_reference_op_load): ... here.
747 (vn_reference_lookup_3): Use it to handle subreg-like accesses
748 with simplified BIT_FIELD_REFs.
749 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
750 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
753 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
755 * dwarf2out.c (add_abstract_origin_attribute): Adjust
756 documentation comment. For BLOCK nodes, add a
757 DW_AT_abstract_origin attribute that points to the DIE generated
758 for the origin BLOCK.
759 (gen_lexical_block_die): Call add_abstract_origin_attribute for
760 blocks from inlined functions.
762 2016-05-10 Alan Modra <amodra@gmail.com>
765 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
766 regrename modifying insns saving lr before __morestack call.
767 * config/rs6000/rs6000.md (split_stack_return): Similarly for
768 insns restoring lr after __morestack call.
770 2016-05-09 Jakub Jelinek <jakub@redhat.com>
772 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
773 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
775 * config/i386/sse.md (vec_interleave_high<mode>,
776 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
777 <avx512>_vpermt2var<mode>3_maskz): Likewise.
779 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
781 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
782 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
783 parallel reassociation for power8 and forward.
785 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/i386.md (absneg splitters with general regs): Use
788 general_reg_operand predicate.
789 (btsq peephole2): Use x86_64_immediate_operand to check if new
790 value is suitable for immediate operand. Generate emitted insn
791 using RTL expressions.
792 (btcq peephole2): Ditto.
793 (btrq peephole2): Ditto. Generate correct immediate operand
796 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
798 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
801 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
803 * tree-affine.c (wide_int_constant_multiple_p): Add missing
806 2016-05-09 Richard Biener <rguenther@suse.de>
808 PR tree-optimization/70985
809 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
810 op0 isn't a gimple register.
812 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
814 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
815 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
816 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
817 (i6400_fpu_mult): New cpu units.
818 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
819 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
820 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
821 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
822 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
823 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
824 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
825 (i6400_msa_long_float4, i6400_msa_long_float5)
826 (i6400_msa_long_float8, i6400_msa_fdiv_df)
827 (i6400_msa_fdiv_sf): New reservations.
828 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
829 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
830 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
831 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
832 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
833 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
834 (msa_short_cmp, msa_short_float2, msa_short_logic3)
835 (msa_short_store4, msa_long_load, msa_short_store)
836 (msa_long_logic, msa_long_float2, msa_long_float4)
837 (msa_long_float5, msa_long_float8, msa_long_mult)
838 (msa_long_fdiv, msa_long_div): New reservations.
840 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
841 Sameera Deshpande <sameera.deshpande@imgtec.com>
842 Matthew Fortune <matthew.fortune@imgtec.com>
843 Graham Stott <graham.stott@imgtec.com>
844 Chao-ying Fu <chao-ying.fu@imgtec.com>
846 * config.gcc: Add MSA header file for mips*-*-* target.
847 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
848 (Ubv8i, Urv8): New constraints.
849 * config/mips/mips-ftypes.def: Add function types for MSA
851 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
852 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
853 * config/mips/mips-msa.md: New file.
854 * config/mips/mips-protos.h
855 (mips_split_128bit_const_insns): New prototype.
856 (mips_msa_idiv_insns): Likewise.
857 (mips_split_128bit_move): Likewise.
858 (mips_split_128bit_move_p): Likewise.
859 (mips_split_msa_copy_d): Likewise.
860 (mips_split_msa_insert_d): Likewise.
861 (mips_split_msa_fill_d): Likewise.
862 (mips_expand_msa_branch): Likewise.
863 (mips_const_vector_same_val_p): Likewise.
864 (mips_const_vector_same_bytes_p): Likewise.
865 (mips_const_vector_same_int_p): Likewise.
866 (mips_const_vector_shuffle_set_p): Likewise.
867 (mips_const_vector_bitimm_set_p): Likewise.
868 (mips_const_vector_bitimm_clr_p): Likewise.
869 (mips_msa_vec_parallel_const_half): Likewise.
870 (mips_msa_output_division): Likewise.
871 (mips_ldst_scaled_shift): Likewise.
872 (mips_expand_vec_cond_expr): Likewise.
873 * config/mips/mips.c (enum mips_builtin_type): Add
874 MIPS_BUILTIN_MSA_TEST_BRANCH.
875 (mips_gen_const_int_vector_shuffle): New prototype.
876 (mips_const_vector_bitimm_set_p): New function.
877 (mips_const_vector_bitimm_clr_p): Likewise.
878 (mips_const_vector_same_val_p): Likewise.
879 (mips_const_vector_same_bytes_p): Likewise.
880 (mips_const_vector_same_int_p): Likewise.
881 (mips_const_vector_shuffle_set_p): Likewise.
882 (mips_symbol_insns): Forbid loading symbols via immediate for
884 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
886 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
888 (mips_lx_address_p): Add support load indexed address for MSA.
889 (mips_address_insns): Add calculation of instructions needed for
890 stores and loads for MSA.
891 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
892 CONST_VECTOR for MSA and let it fall through.
893 (mips_ldst_scaled_shift): New function.
894 (mips_subword_at_byte): Likewise.
895 (mips_msa_idiv_insns): Likewise.
896 (mips_legitimize_move): Validate MSA moves.
897 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
898 calculation of costs for MSA division.
899 (mips_split_move_p): Check if MSA moves need splitting.
900 (mips_split_move): Split MSA moves if necessary.
901 (mips_split_128bit_move_p): New function.
902 (mips_split_128bit_move): Likewise.
903 (mips_split_msa_copy_d): Likewise.
904 (mips_split_msa_insert_d): Likewise.
905 (mips_split_msa_fill_d): Likewise.
906 (mips_output_move): Handle MSA moves.
907 (mips_expand_msa_branch): New function.
908 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
909 Reinstate 'y' modifier.
910 (mips_file_start): Add MSA .gnu_attribute.
911 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
913 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
914 (mips_class_max_nregs): Add register size for MSA supported mode.
915 (mips_cannot_change_mode_class): Allow conversion between MSA
916 vector modes and TImode.
917 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
919 (mips_secondary_reload_class): Force MSA loads/stores via memory.
920 (mips_preferred_simd_mode): Add preffered modes for MSA.
921 (mips_vector_mode_supported_p): Add MSA supported modes.
922 (mips_autovectorize_vector_sizes): New function.
923 (mips_msa_output_division): Likewise.
924 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
925 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
926 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
927 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
928 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
929 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
930 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
931 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
932 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
933 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
934 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
935 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
936 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
937 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
938 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
939 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
940 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
941 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
942 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
943 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
944 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
945 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
946 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
947 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
948 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
949 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
950 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
951 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
952 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
953 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
954 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
955 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
956 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
957 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
958 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
959 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
960 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
961 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
962 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
963 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
964 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
965 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
966 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
967 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
968 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
969 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
970 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
971 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
972 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
973 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
974 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
975 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
976 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
977 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
978 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
979 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
980 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
981 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
982 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
983 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
984 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
985 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
986 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
987 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
988 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
989 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
990 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
991 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
992 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
993 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
994 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
995 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
996 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
997 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
998 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
999 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1000 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1001 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1002 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1003 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1004 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1005 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1006 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1007 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1008 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1009 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1010 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1011 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1012 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1013 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1014 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1015 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1016 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1017 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1018 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1019 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1020 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1021 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1022 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1023 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1024 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1025 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1026 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1027 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1028 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1029 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1030 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1031 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1032 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1033 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1034 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1035 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1036 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1037 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1038 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1039 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1040 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1041 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1042 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1043 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1044 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1045 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1046 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1047 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1048 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1049 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1050 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1051 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1052 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1053 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1054 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1055 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1056 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1057 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1058 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1059 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1060 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1061 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1062 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1063 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1064 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1065 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1066 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1067 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1068 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1069 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1070 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1071 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1072 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1073 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1074 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1076 (mips_get_builtin_decl_index): New array.
1077 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1078 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1079 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1080 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1081 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1083 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1085 (mips_expand_builtin_insn): Prepare operands for
1086 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1087 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1088 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1089 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1090 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1091 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1092 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1093 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1094 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1095 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1096 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1097 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1098 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1099 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1100 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1101 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1102 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1103 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1104 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1105 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1106 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1107 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1108 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1109 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1110 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1111 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1112 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1113 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1114 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1115 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1116 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1117 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1118 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1119 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1120 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1121 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1122 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1123 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1124 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1125 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1126 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1127 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1128 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1129 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1130 These are set implicitly and an error is reported if overridden.
1131 (mips_expand_builtin_msa_test_branch): New function.
1132 (mips_expand_msa_shuffle): Likewise.
1133 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1134 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1135 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1136 (mips_expand_vec_unpack): Add support for MSA.
1137 (mips_expand_vector_init): Likewise.
1138 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1139 instead of const0_rtx.
1140 (mips_msa_vec_parallel_const_half): New function.
1141 (mips_gen_const_int_vector): Likewise.
1142 (mips_gen_const_int_vector_shuffle): Likewise.
1143 (mips_expand_msa_cmp): Likewise.
1144 (mips_expand_vec_cond_expr): Likewise.
1145 * config/mips/mips.h
1146 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1147 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1149 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1150 (ISA_HAS_MSA): New macro.
1151 (UNITS_PER_MSA_REG): Likewise.
1152 (BITS_PER_MSA_REG): Likewise.
1153 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1154 (MSA_REG_FIRST): New macro.
1155 (MSA_REG_LAST): Likewise.
1156 (MSA_REG_NUM): Likewise.
1157 (MSA_REG_P): Likewise.
1158 (MSA_REG_RTX_P): Likewise.
1159 (MSA_SUPPORTED_MODE_P): Likewise.
1160 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1161 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1162 * config/mips/mips.md: Include mips-msa.md.
1163 (alu_type): Add simd_add.
1164 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1165 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1166 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1167 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1168 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1169 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1170 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1171 simd_move, simd_load, simd_store. Choose "multi" for moves
1173 (qword_mode): New attribute.
1174 (insn_count): Add instruction count for quad moves.
1175 Increase the count for MIPS SIMD division.
1176 (UNITMODE): Add UNITMODEs for vector types.
1177 (addsub): New code iterator.
1178 * config/mips/mips.opt (mmsa): New option.
1179 * config/mips/msa.h: New file.
1180 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1182 * config/mips/mti-linux.h: Likewise.
1183 * config/mips/predicates.md
1184 (const_msa_branch_operand): New constraint.
1185 (const_uimm3_operand): Likewise.
1186 (const_uimm4_operand): Likewise.
1187 (const_uimm5_operand): Likewise.
1188 (const_uimm8_operand): Likewise.
1189 (const_imm5_operand): Likewise.
1190 (aq10b_operand): Likewise.
1191 (aq10h_operand): Likewise.
1192 (aq10w_operand): Likewise.
1193 (aq10d_operand): Likewise.
1194 (const_m1_operand): Likewise.
1195 (reg_or_m1_operand): Likewise.
1196 (const_exp_2_operand): Likewise.
1197 (const_exp_4_operand): Likewise.
1198 (const_exp_8_operand): Likewise.
1199 (const_exp_16_operand): Likewise.
1200 (const_vector_same_val_operand): Likewise.
1201 (const_vector_same_simm5_operand): Likewise.
1202 (const_vector_same_uimm5_operand): Likewise.
1203 (const_vector_same_uimm6_operand): Likewise.
1204 (const_vector_same_uimm8_operand): Likewise.
1205 (par_const_vector_shf_set_operand): Likewise.
1206 (reg_or_vector_same_val_operand): Likewise.
1207 (reg_or_vector_same_simm5_operand): Likewise.
1208 (reg_or_vector_same_uimm6_operand): Likewise.
1209 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1211 * doc/invoke.texi (-mmsa): Document new option.
1213 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1215 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1216 * configure: Regenerate.
1217 * config.in: Regenerate.
1218 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1220 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1221 (ENDFILE_VTV_SPEC): Define.
1223 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1225 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1226 registers in all interrupt handlers if necessary.
1227 (rl78_option_override): Add warning.
1228 (MUST_SAVE_MDUC_REGISTERS): New macro.
1229 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1230 * config/rl78/rl78.c (check_mduc_usage): New function.
1231 (mduc_regs): New structure to hold MDUC register data.
1232 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1233 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1234 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1235 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1236 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1237 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1239 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1241 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1242 (tree-ssa-loop-niter.h): Ditto.
1243 (idx_within_array_bound, ref_within_array_bound): New functions.
1244 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1245 Factor out check on writable base object to ...
1246 (base_object_writable): ... here.
1248 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1250 * config/arm/arm.md (probe_stack): Add modes to set source
1253 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1255 * regrename.c (base_reg_class_for_rename): New static function.
1256 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1258 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1260 * cgraph.c (thunk_adjust): Export.
1261 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1262 * cgraphunit.c (thunk_adjust): Export.
1263 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1265 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1267 * tree-inline.c (expand_call_inline): Expand thunks inline.
1269 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1272 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1273 (*sse2_vd_cvtss2sd): Ditto.
1274 * config/i386/i386.md
1275 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1276 Generate *sse2_vd_cvtsd2ss pattern.
1277 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1278 Generate *sse2_vd_cvtss2sd pattern.
1280 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1282 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1283 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1286 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1288 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1289 * config/sh/sh.c: Define and declare variables on first use throughout
1291 (current_function_interrupt): Change to bool type.
1292 (frame_insn): Rename to emit_frame_insn and update users.
1293 (push_regs): Use bool for 'interrupt_handler' argument.
1294 (save_schedule_s): Remove.
1295 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1296 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1297 targetm.asm_out.unaligned_op.di.
1298 (gen_far_branch): Remove redundant forward declaration.
1299 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1300 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1301 (sh_set_return_address, sh_function_ok_for_sibcall,
1302 scavenge_reg): Update comments.
1303 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1304 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1305 (sh_attr_renesas_p): Remove unnecessary parentheses.
1306 (branch_dest): Simplify.
1307 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1308 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1309 (CUMULATIVE_ARGS): Change macro to typedef.
1310 (current_function_interrupt): Change to bool type.
1311 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1312 Surround with __cplusplus ifdef.
1313 (sh_compare_op0, sh_compare_op1): Remove.
1314 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1316 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1318 * config/arm/arm.md: (arch): Add neon.
1319 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1320 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1321 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1322 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1323 attributes for alt renumbering. Mark alt 3 as non-predicable.
1324 (thumb2_movdf_vfp): Likewise.
1326 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1328 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1329 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1330 (*andqi_1): Add preferred_for_speed attribute to disparage
1331 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1332 (*<code>qi_1): Ditto.
1333 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1334 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1335 (*ashlqi3_1): Ditto.
1336 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1337 Add preferred_for_size attribute to disparage alternative 0 and
1338 preferred_for_speed attribute to disparage alternative 1 for
1339 TARGET_PARTIAL_REG_STALL targets.
1341 2016-05-07 Tom de Vries <tom@codesourcery.com>
1343 PR tree-optimization/70956
1344 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1347 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1349 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1350 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1351 * config/sh/sh.md (branch_zero): Remove define_attr.
1352 (define_delay): Disable delay slot if branch distance is one insn.
1354 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386.md (LEAMODE): New mode attribute.
1357 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1358 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1359 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1360 operand 2 predicate.
1361 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1362 (*lea<mode>_general_3): Ditto.
1363 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1365 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1367 * genmddump.c (main): Convert argv from char ** to const char **.
1369 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1371 * coretypes.h (OVERRIDE): New macro.
1374 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1376 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1377 allow coalescing if the types are compatible.
1379 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1381 * pass_manager.h (pass_manager::register_pass_name): New method.
1382 (pass_manager::get_pass_by_name): New method.
1383 (pass_manager::create_pass_tab): New method.
1384 (pass_manager::m_name_to_pass_map): New field.
1385 * passes.c (name_to_pass_map): Delete global in favor of field
1386 "m_name_to_pass_map" of pass_manager.
1387 (register_pass_name): Rename from a function to...
1388 (pass_manager::register_pass_name): ...this method, updating
1389 for renaming of global "name_to_pass_map" to field
1390 "m_name_to_pass_map".
1391 (create_pass_tab): Rename from a function to...
1392 (pass_manager::create_pass_tab): ...this method, updating
1393 for renaming of global "name_to_pass_map" to field.
1394 (get_pass_by_name): Rename from a function to...
1395 (pass_manager::get_pass_by_name): ...this method.
1396 (enable_disable_pass): Convert use of get_pass_by_name to
1397 a method call, locating the pass_manager singleton.
1399 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1401 * genattr-common.c (main): Convert argv from char ** to const char **.
1402 * genattr.c (main): Likewise.
1403 * genattrtab.c (main): Likewise.
1404 * genautomata.c (initiate_automaton_gen): Likewise.
1406 * gencodes.c (main): Likewise.
1407 * genconditions.c (main): Likewise.
1408 * genconfig.c (main): Likewise.
1409 * genconstants.c (main): Likewise.
1410 * genemit.c (main): Likewise.
1411 * genenums.c (main): Likewise.
1412 * genextract.c (main): Likewise.
1413 * genflags.c (main): Likewise.
1414 * genmddeps.c (main): Likewise.
1415 * genopinit.c (main): Likewise.
1416 * genoutput.c (main): Likewise.
1417 * genpeep.c (main): Likewise.
1418 * genpreds.c (main): Likewise.
1419 * genrecog.c (main): Likewise.
1420 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1421 (init_rtx_reader_args): Likewise.
1422 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1423 (init_rtx_reader_args): Likewise.
1424 * gentarget-def.c (main): Likewise.
1425 * read-md.c (read_md_files): Likewise.
1426 * read-md.h (read_md_files): Likewise.
1428 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1430 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1431 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1432 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1433 Remove unused predicate.
1434 (register_and_not_fp_reg_operand): Ditto.
1436 2016-05-06 Martin Liska <mliska@suse.cz>
1438 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1439 instead of vec as the vector is local to the function.
1441 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1443 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1444 avx512bw alternative.
1446 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1447 before the ashr<mode>3 pattern.
1449 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1450 v instead of x in vex or maybe_vex alternatives, use
1451 maybe_evex instead of vex in prefix.
1453 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1454 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1455 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1456 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1459 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1460 v instead of x in vex or maybe_vex alternatives, use
1461 maybe_evex instead of vex in prefix.
1463 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1464 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1465 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1466 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1467 alternatives, use maybe_evex instead of vex in prefix.
1469 * config/i386/sse.md (vec_interleave_lowv4sf,
1470 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1471 v instead of x in vex or maybe_vex alternatives, use
1472 maybe_evex instead of vex in prefix.
1474 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1475 v instead of x in vex or maybe_vex alternatives, use
1476 maybe_evex instead of vex in prefix.
1478 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1479 v constraint instead of x.
1481 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1483 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1484 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1487 2016-05-06 Richard Biener <rguenther@suse.de>
1489 PR tree-optimization/70948
1490 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1491 Properly clobber all fields of va_list for __builtin_va_start.
1493 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1496 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1497 loop latch destination.
1499 2016-05-06 Martin Liska <mliska@suse.cz>
1501 * tree-ssa-uninit.c: Apply manual changes
1502 to the GNU coding style.
1503 (prune_uninit_phi_opnds): Rename from
1504 prune_uninit_phi_opnds_in_unrealizable_paths.
1506 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1508 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1509 mspace): Remove deprecated options.
1510 * doc/invoke.texi (SH options): Remove -mspace.
1512 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1514 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1516 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1518 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1519 corresponding combine split pattern.
1521 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1524 * config/sh/predicates.md (long_displacement_mem_operand): New.
1525 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1526 Add movi20, movi20s alternatives. Adjust length attribute for
1528 (movsi_ie): Allow for any FPU. Adjust length attribute for
1530 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1531 attribute for alternatives.
1532 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1533 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1534 length attribute for alternatives.
1536 2016-05-06 Richard Biener <rguenther@suse.de>
1538 PR tree-optimization/70960
1539 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1541 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1544 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1545 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1547 2016-05-06 Marek Polacek <polacek@redhat.com>
1550 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1552 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1555 * config/sh/sh.md (*rotcr): Add another variant.
1557 2016-05-06 Richard Biener <rguenther@suse.de>
1560 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1562 2016-05-06 Richard Biener <rguenther@suse.de>
1565 * fold-const.c (split_tree): Always convert to the original type
1568 2016-05-06 Richard Biener <rguenther@suse.de>
1570 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1571 (fwprop_addr): Likewise.
1573 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1576 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1578 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1579 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1580 the splitter condition.
1581 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1582 the splitter condition.
1583 (FP float_extend load splitter): Ditto.
1585 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1588 to REGNO in all peephole2 patterns.
1589 (post-reload splitters): Change true_regnum to REGNO in
1590 post-reload splitters.
1591 (zero_extend splitters): Use general_reg_operand and
1592 nonimmediate_gr_operand predicates.
1594 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1596 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1597 v constraint instead of x.
1599 2016-05-05 Alan Modra <amodra@gmail.com>
1602 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1603 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1604 TARGET_NO_FP_IN_TOC for -mrelocatable.
1605 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1606 TARGET_RELOCATABLE test.
1607 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1608 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1609 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1610 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1611 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1612 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1613 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1614 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1615 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1616 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1618 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1619 (rs6000_stack_info): Likewise.
1620 (rs6000_elf_asm_out_constructor): Likewise.
1621 (rs6000_elf_asm_out_destructor): Likewise.
1622 (rs6000_elf_declare_function_name): Likewise.
1623 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1624 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1627 2016-05-05 Alan Modra <amodra@gmail.com>
1629 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1631 2016-05-05 Alan Modra <amodra@gmail.com>
1633 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1634 out-of-line gpr restore for one or two regs if that would add
1637 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1640 * config/i386/i386.md
1641 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1642 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1643 as operand 0 predicate.
1644 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1646 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1647 Ditto. Emit the pattern using RTX.
1649 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1650 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1651 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1652 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1654 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1655 sse_reg_operand as operand 0 predicate.
1657 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1658 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1659 instead of gen_rtx_REG.
1660 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1663 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1665 * function.c (emit_use_return_register_into_block): Delete.
1666 (gen_return_pattern): Delete.
1667 (emit_return_into_block): Delete.
1668 (active_insn_between): Delete.
1669 (convert_jumps_to_returns): Delete.
1670 (emit_return_for_exit): Delete.
1671 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1672 simple_return for shrink-wrapped blocks.
1673 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1674 end of blocks that need one.
1675 (get_unconverted_simple_return): Delete.
1676 (convert_to_simple_return): Delete.
1677 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1678 (convert_to_simple_return): Ditto.
1680 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1682 * cfgcleanup.c (bb_is_just_return): New function.
1683 (try_optimize_cfg): Simplify jumps to return, branches to return,
1684 and branches around return.
1686 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1688 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1691 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1695 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1696 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1697 assert flags & OEP_HASH_CHECK, instead of asserting it
1698 never happens. Handle TARGET_EXPR.
1699 * fold-const.c (operand_equal_p): For hash verification,
1700 or in OEP_HASH_CHECK into flags.
1702 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1704 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1706 (compute_samebase_partition_bases): Fix typo.
1708 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1710 * config/i386/sse.md (vec_interleave_highv8sf,
1711 vec_interleave_lowv8sf, vec_interleave_highv4df,
1712 vec_interleave_lowv4df): Remove constraints from expanders.
1714 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1716 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1718 * tree-inline.c (expand_call_inline): Fix path dealing with
1719 making lhs of call statement undefined.
1721 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1723 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1724 Check availability on NODE, too.
1725 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1726 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1727 (varpool_node::call_for_symbol_and_aliase): Likewise.
1728 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1729 (propagate_pure_const): Propagate across interposable functions, too.
1730 (skip_function_for_local_pure_const): Do not skip interposable bodies
1732 (pass_local_pure_const::execute): Update.
1734 2016-05-04 Marek Polacek <polacek@redhat.com>
1736 * doc/invoke.texi: Document -Wdangling-else.
1738 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1740 * config.gcc: Error out when conflicting multilib is detected. Do not
1741 loop over multilibs since no combination is legal.
1743 2016-05-04 Alan Modra <amodra@gmail.com>
1745 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1746 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1747 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1750 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1752 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1753 Clean up p5600 comments.
1755 2016-05-04 Richard Biener <rguenther@suse.de>
1757 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1758 constructor simplifications.
1759 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1761 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1763 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1764 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1765 result.set_rtx is null instead of aborting.
1766 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1768 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1769 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1770 *mov<mode>_store_postinc): New patterns.
1772 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1774 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1775 as commutative. Check both conversions are NOP.
1776 ((A & B) OP (C & B)): Remove.
1778 2016-05-04 Alan Modra <amodra@gmail.com>
1780 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1782 2016-05-04 Alan Modra <amodra@gmail.com>
1785 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1786 when cr2,3,4 are all fixed regs.
1788 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1790 PR rtl-optimization/57193
1791 * opts.c (default_options_table): Revert OPT_frename_registers change.
1792 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1794 2016-05-03 Martin Sebor <msebor@redhat.com>
1797 * builtins.c (fold_builtin_FILE): New function.
1798 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1799 (fold_builtin_0): Call them.
1800 * gimplify.c (gimplify_call_expr): Remove the handling of
1801 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1804 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1805 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1809 * doc/extend.texi (Function Names as Strings): Update __func__,
1810 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1813 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1814 Richard Biener <rguenther@suse.de>
1816 PR tree-optimization/70916
1817 * tree-if-conv.c: Include cfganal.h.
1818 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1819 and remove_fake_exit_edges around the optimization pass.
1821 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1823 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1824 (cgraph_edge::make_direct): Likewise.
1825 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1826 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1827 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1828 (CIF_THUNK): New code.
1829 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1830 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1831 (compute_inline_parameters): Set inline_failed for thunks.
1832 (inline_analyze_function): Cleanup.
1833 * ipa-inline.c (can_inline_edge_p): Do not deal with
1834 call_stmt_cannot_inline_p.
1835 (can_early_inline_edge_p): Likewise.
1836 (early_inliner): Initialize inline_failed.
1837 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1839 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1841 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1842 from nonimm_ssenomem_operand.
1843 (nonimm_ssenomem_operand): New predicate.
1844 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1845 as operand 0 predicate.
1846 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1847 Disable unsupported alternatives using "enabled" attribute.
1848 Use register_ssemem_operand as operand 0 predicate.
1849 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1851 2016-05-03 Marek Polacek <polacek@redhat.com>
1854 * input.c (expansion_point_location): New function.
1855 * input.h (expansion_point_location): Declare.
1857 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1859 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1860 occurence with frame_offset_ ones.
1862 2016-05-03 Alan Modra <amodra@gmail.com>
1864 PR rtl-optimization/70890
1865 * ira.c (combine_and_move_insns): When moving def_insn, remove
1868 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1870 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1871 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1872 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1873 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1875 2016-05-03 Alan Modra <amodra@gmail.com>
1877 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1878 for SAVE_MULTIPLE/STORE_MULTIPLE.
1880 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1882 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1883 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1885 2016-05-03 Richard Biener <rguenther@suse.de>
1887 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1889 (gimplify_arg): Likewise.
1890 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1891 re-writing the result to a decl if required.
1892 (internal_get_tmp_var): Add allow_ssa parameter
1893 and override into_ssa with it.
1894 (get_formal_tmp_var): Adjust.
1895 (get_initialized_tmp_var): Add allow_ssa parameter.
1896 (gimplify_arg): Add allow_ssa parameter and avoid generating
1897 SSA names for the result false.
1898 (gimplify_call_expr): If the call may return twice do not
1899 gimplify parameters into SSA.
1900 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1901 (gimplify_modify_expr): Adjust assert. For noreturn calls
1902 with a SSA name LHS adjust its def.
1903 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1904 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1905 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1906 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1907 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1908 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1909 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1910 (optimize_target_teams): Do not allow SSA names for clause operands.
1911 (gimplify_expr): Likewise for where we mark the result addressable.
1912 * passes.def (pass_init_datastructures): Remove.
1913 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1914 (rewrite_stmt): Likewise.
1915 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1916 (replace_locals_op): Replace SSA names.
1917 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1918 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1919 * cgraph.c (release_function_body): Free CFG annotations only
1920 when we have a CFG. Simplify.
1921 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1922 force_gimple_operand instead of get_initialized_tmp_var.
1923 * tree-pass.h (make_pass_init_datastructures): Remove.
1924 * tree-ssa.c (execute_init_datastructures): Remove.
1925 (pass_data_init_datastructures): Likewise.
1926 (class pass_init_datastructures): Likewise.
1927 (make_pass_init_datastructures): Likewise.
1928 * omp-low.c (create_omp_child_function): Init SSA data structures.
1929 (grid_expand_target_grid_body): Likewise.
1930 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1931 name before adding it to names_to_release.
1932 (remove_bb): Always release SSA defs.
1933 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1934 before dereferencing it.
1935 * cgraphunit.c (init_lowered_empty_function): Always
1936 int SSA data structures.
1937 * tree-ssanames.c (release_defs): Remove assert that we are in
1939 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1941 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1942 Uros Bizjak <ubizjak@gmail.com>
1944 PR rtl-optimization/70467
1945 * config/i386/predicates.md (x86_64_hilo_int_operand,
1946 x86_64_hilo_general_operand): New predicates.
1947 * config/i386/constraints.md (Wd): New constraint.
1948 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1949 (general_hilo_operand): New mode attr.
1950 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1951 instead of <general_operand>.
1952 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1953 x86_64_hilo_general_operand instead of <general_operand>.
1955 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1957 PR tree-optimization/70916
1958 * tree-if-conv.c (constant_or_ssa_name): Removed.
1959 (fold_build_cond_expr): Use is_gimple_val instead of
1960 constant_or_ssa_name.
1962 PR tree-optimization/70916
1963 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1964 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1967 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1968 (optimize_atomic_bit_test_and): New function.
1969 (pass_fold_builtins::execute): Use it.
1970 * optabs.def (atomic_bit_test_and_set_optab,
1971 atomic_bit_test_and_complement_optab,
1972 atomic_bit_test_and_reset_optab): New optabs.
1973 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1974 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1975 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1976 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1977 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1978 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1979 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1980 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1981 atomic_bit_test_and_complement@var{mode},
1982 atomic_bit_test_and_reset@var{mode}): Document.
1983 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1984 atomic_bit_test_and_complement<mode>,
1985 atomic_bit_test_and_reset<mode>): New expanders.
1986 (atomic_bit_test_and_set<mode>_1,
1987 atomic_bit_test_and_complement<mode>_1,
1988 atomic_bit_test_and_reset<mode>_1): New insns.
1990 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1992 PR rtl-optimization/70687
1993 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1994 instead of unsigned HOST_WIDE_INT.
1996 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1998 PR rtl-optimization/44281
1999 * hard-reg-set.h (struct target_hard_regs): New field
2000 x_fixed_nonglobal_reg_set.
2001 (fixed_nonglobal_reg_set): New macro.
2002 * reginfo.c (init_reg_sets_1): Initialize it.
2003 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2005 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2007 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2009 PR tree-optimization/56541
2010 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2011 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2012 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2013 (any_complicated_phi): new static variable.
2014 (aggressive_if_conv): delete.
2015 (if_convertible_phi_p): support phis with more than two arguments.
2016 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2017 critical pred edges.
2018 (ifcvt_split_critical_edges): support phis with more than two
2019 arguments by checking new parameter. only split critical edges
2021 (tree_if_conversion): handle simd pragma marked loop using new
2022 local variable aggressive_if_conv. check any_complicated_phi.
2024 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2026 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2029 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2031 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2034 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2036 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2037 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2038 define_insn_and_split.
2039 (mulsi3_i): New define_insn_and_split.
2040 (mulsi3_call): Convert to define_insn.
2041 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2044 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2046 * machmode.h (mode_complex): Add support to give the complex mode
2048 (GET_MODE_COMPLEX_MODE): Likewise.
2049 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2050 stored by build_complex_type and gfc_build_complex_type instead of
2051 trying to figure out the appropriate mode based on the size. Raise
2052 an assertion error, if the type was not set.
2053 * genmodes.c (struct mode_data): Add field for the complex type of
2055 (blank_mode): Likewise.
2056 (make_complex_modes): Remember the complex mode created in the
2058 (emit_mode_complex): Write out the mode_complex array to map a
2059 type mode to the complex version.
2060 (emit_insn_modes_c): Likewise.
2061 * tree.c (build_complex_type): Set the complex type to use before
2062 calling layout_type.
2063 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2064 support for __float128 complex datatypes.
2065 (rs6000_hard_regno_mode_ok): Likewise.
2066 (rs6000_setup_reg_addr_masks): Likewise.
2067 (rs6000_complex_function_value): Likewise.
2068 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2069 __float128 and __ibm128 complex.
2070 (FLOAT128_IBM_P): Likewise.
2071 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2072 * doc/extend.texi (Additional Floating Types): Document that
2073 -mfloat128 must be used to enable __float128. Document complex
2074 __float128 and __ibm128 support.
2076 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2079 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2080 char/short arguments promoted to int because of promote_prototypes.
2082 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2084 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2085 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2086 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2087 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2088 alternatives using "enabled" attribute. Use register_ssemem_operand
2089 as operand 1 predicate.
2090 (*cmpi<unord>xf_i387): Split XFmode pattern from
2091 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2092 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2093 *absneg<mode>2_i387. Disable unsupported alternatives using
2094 "enabled" attribute.
2095 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2097 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2099 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2101 (oacc_loop_process): Check mask for loop termination.
2103 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2105 * cif-code.def (CIF_THUNK): Add.
2106 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2109 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2111 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2112 (dump_inline_summary): Dump it.
2113 (fp_expression_p): New predicate.
2114 (estimate_function_body_sizes): Use it.
2115 (inline_merge_summary): Merge fp_expressions.
2116 (inline_read_section): Read fp_expressions.
2117 (inline_write_summary): Write fp_expressions.
2118 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2119 codegen boundary if either caller or callee is !fp_expressions.
2120 * ipa-inline.h (inline_summary): Add fp_expressions.
2121 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2122 to fp_expressions be sure the fp generation flags are updated.
2124 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2126 PR rtl-optimization/70467
2127 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2129 PR rtl-optimization/70467
2130 * ipa-pure-const.c (check_call): Handle internal calls even in
2131 ipa mode like in local mode.
2133 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2135 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2137 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2139 * match.pd (X u< X, X u> X): New transformations.
2141 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2143 * flag-types.h (enum warn_strict_overflow_code): Move ...
2144 * coretypes.h: ... here.
2145 * fold-const.h (fold_overflow_warning): Declare.
2146 * fold-const.c (fold_overflow_warning): Make non-static.
2147 (fold_comparison): Move the transformation of X +- C1 CMP C2
2148 into X CMP C2 -+ C1 ...
2149 * match.pd: ... here.
2150 * gimple-fold.c (fold_stmt_1): Protect with
2151 fold_defer_overflow_warnings.
2153 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2155 * omp-low.c (struct oacc_loop): Add 'inner' field.
2156 (new_oacc_loop_raw): Initialize it to zero.
2157 (oacc_loop_fixed_partitions): Initialize it.
2158 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2159 available partitioning.
2161 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2163 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2165 (umulsidi3): Likewise.
2166 (indirect_jump): Fix jump instruction assembly patterns.
2168 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2171 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2172 (nvptx_function_value): Assert non-NULL cfun.
2174 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2176 PR rtl-optimization/70886
2177 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2179 * cselib.h (rtx_equal_for_cselib_1): Declare.
2180 (rtx_equal_for_cselib_p: New inline function.
2181 * cselib.c (rtx_equal_for_cselib_p): Delete.
2182 (rtx_equal_for_cselib_1): Make public.
2184 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2187 (register_mixssei387nonimm_operand): Remove predicate.
2188 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2189 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2190 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2191 for TARGET_MIX_SSE_I387 alternatives.
2192 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2193 Disable unsupported alternatives using "enabled" attribute. Use
2194 nonimm_ssenomem_operand as operand 1 predicate. Also check
2195 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2197 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2199 * tree.c (cst_and_fits_in_hwi): Simplify.
2201 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2203 * tree.h (wi::to_wide): New function.
2204 * expr.c (expand_expr_real_1): Use wi::to_wide.
2205 * fold-const.c (int_const_binop_1): Likewise.
2206 (extract_muldiv_1): Likewise.
2208 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2210 * wide-int.h: Update offset_int and widest_int documentation.
2211 (WI_SIGNED_SHIFT_RESULT): New macro.
2212 (wi::binary_shift): Define signed_shift_result_type for
2213 shifts on offset_int- and widest_int-like types.
2214 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2215 * tree.h (int_bit_position): Use shift operators instead of wi::
2217 * alias.c (adjust_offset_for_component_ref): Likewise.
2218 * expr.c (get_inner_reference): Likewise.
2219 * fold-const.c (fold_comparison): Likewise.
2220 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2221 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2222 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2223 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2224 (stmt_kills_ref_p): Likewise.
2225 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2226 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2227 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2228 (ao_ref_init_from_vn_reference): Likewise.
2230 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2232 * wide-int.h: Update offset_int and widest_int documentation.
2233 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2234 (wi::binary_traits): Allow ordered comparisons between offset_int and
2235 offset_int, between widest_int and widest_int, and between either
2236 of these types and basic C types.
2237 (operator <, <=, >, >=): Define for the same combinations.
2238 * tree.h (tree_int_cst_lt): Use comparison operators instead
2239 of wi:: comparisons.
2240 (tree_int_cst_le): Likewise.
2241 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2242 (fold_nonarray_ctor_reference): Likewise.
2243 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2244 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2245 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2246 * tree-sra.c (completely_scalarize): Likewise.
2247 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2248 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2249 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2250 (check_for_binary_op_overflow): Likewise.
2251 (search_for_addr_array): Likewise.
2252 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2254 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2256 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2257 (arc_save_restore): Likewise.
2258 (arc_dwarf_register_span): Likewise.
2259 (arc_output_pic_addr_const): Initialize suffix variable.
2261 2016-05-02 Martin Liska <mliska@suse.cz>
2263 * symbol-summary.h (function_summary::function_summary):
2264 Remove checking assert for all cgraph nodes.
2265 (function_summary::get): Check summary_uid.
2266 (symtab_insertion): Check summary_uid.
2268 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2270 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2271 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2273 (arc_dwarf_register_span): Remove enum keyword.
2274 (compact_memory_operand_p): New function.
2275 * config/arc/arc.h (reg_class): Add code density register classes.
2276 (REG_CLASS_NAMES): Likewise.
2277 (REG_CLASS_CONTENTS): Likewise.
2278 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2279 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2280 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2281 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2282 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2284 (h, Rcd, Rsd, Rzd): New register constraints.
2285 (T): Use compact_memory_operand_p function.
2286 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2288 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2290 * config/sh/sh.md (*negnegt, *movtt): Remove.
2292 2016-05-02 Marek Polacek <polacek@redhat.com>
2293 Tom de Vries <tom@codesourcery.com>
2295 PR tree-optimization/70700
2296 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2297 bigger than FIRST_REF_NODE.
2299 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2302 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2304 (prepare_cbranch_operands): Don't use scratch register. Assume that
2305 function is used when pseudos can be created.
2306 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2307 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2308 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2309 define_expand. Allow it only when pseudos can be created.
2310 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2312 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2314 * config/i386/constraints.md (BC): Only allow -1 operands.
2315 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2316 Add "enabled" attribute. Update XI mode attribute calculation.
2317 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2318 (*movoi_internal_avx): Update XI mode attribute calculation.
2319 (*movti_internal): Ditto.
2321 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2323 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2324 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2326 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2328 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2329 statement on instruction code. Remove trailing spaces.
2330 (altivec_expand_stv_builtin): Likewise.
2332 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2334 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2335 (TARGET_FPU_DOUBLE): Simplify.
2336 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2337 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2338 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2339 with 'TARGET_FPU_DOUBLE'.
2340 * config/sh/sh.md: Likewise.
2342 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2344 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2345 SH_DIV_STR_FOR_SIZE): Remove.
2346 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2347 SH_DIV_STR_FOR_SIZE): Remove.
2349 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2351 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2352 logical_reg_operand): Delete.
2353 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2354 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2355 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2356 match_operand and match_test.
2357 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2358 variables on their first use. Return bool values.
2359 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2360 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2361 arith_reg_operand for input operand. Remove empty constraints.
2363 (*xorsi3_compact): Rename to xorsi3.
2364 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2365 (*zero_extend<mode>si2_disp_mem): Update comment.
2368 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2370 * config/sh/t-sh: Remove SH5 support.
2371 * config.gcc: Likewise.
2372 * configure: Likewise.
2374 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2376 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2378 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2380 * config/sh/sh.c (register_sh_passes, sh_option_override,
2381 sh_print_operand, prepare_move_operands,
2382 sh_can_follow_jump): Remove TARGET_SH1 checks.
2383 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2384 PROMOTE_MODE): Likewise.
2385 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2388 2016-04-30 Alan Modra <amodra@gmail.com>
2390 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2391 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2392 Check for user regs later to avoid unnecessary looping over regs.
2393 Merge user reg check with non-saved reg check. Don't force
2394 inline VR restore when static chain used.
2395 (rs6000_frame_related): Omit eh_frame info for user regs when
2397 (fixed_regs_p): Delete.
2399 2016-04-30 Alan Modra <amodra@gmail.com>
2401 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2402 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2405 2016-04-30 Alan Modra <amodra@gmail.com>
2408 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2409 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2412 2016-04-30 Alan Modra <amodra@gmail.com>
2414 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2415 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2416 flag_pic test for Darwin.
2418 2016-04-30 Alan Modra <amodra@gmail.com>
2420 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2421 throw_calls_crossed.
2422 (REG_FREQ_CALLS_CROSSED): Delete.
2423 (REG_N_THROWING_CALLS_CROSSED): Delete.
2424 * regstat.c (regstat_bb_compute_ri): Don't calculate
2425 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2426 (dump_reg_info): Don't print call cross frequency.
2427 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2428 and REG_N_THROWING_CALLS_CROSSED.
2430 2016-04-30 Alan Modra <amodra@gmail.com>
2432 * regs.h (struct reg_info_t): Delete live_length.
2433 (REG_LIVE_LENGTH): Delete macro.
2434 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2435 local_live, local_processed and local_live_last_luid params.
2436 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2438 (regstat_compute_ri): Adjust for above. Don't set
2440 (dump_reg_info): Don't print live length.
2441 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2442 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2443 Localize loop_depth var.
2445 2016-04-30 Alan Modra <amodra@gmail.com>
2447 * ira.c (enum valid_equiv): New.
2448 (validate_equiv_mem): Return enum.
2449 (update_equiv_mem): Create replacement in more cases.
2450 (add_store_equivs): Update validate_equiv_mem call.
2452 2016-04-30 Alan Modra <amodra@gmail.com>
2454 * ira.c (combine_and_move_insns): Rather than scanning insns,
2455 use DF infrastucture to find use and def insns.
2457 2016-04-30 Alan Modra <amodra@gmail.com>
2459 ira.c (combine_and_move_insns): Move invariant conditions..
2460 (ira.c): ..to here. Call combine_and_move_insns before
2461 add_store_equivs. Call grow_reg_equivs later. Allocate
2462 req_equiv later using max_reg_num() rather than global max_regno.
2463 (contains_replace_regs): Delete.
2464 (add_store_equivs): Remove contains_replace_regs test.
2466 2016-04-30 Alan Modra <amodra@gmail.com>
2468 * ira.c (struct equiv_mem_data): New.
2469 (equiv_mem, equiv_mem_modified): Delete static vars.
2470 (validate_equiv_mem_from_store): Use "data" param to communicate..
2471 (validate_equiv_mem): ..from here.
2473 2016-04-30 Alan Modra <amodra@gmail.com>
2475 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2477 (update_reg_equivs): ..here. Move allocation and freeing of
2478 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2479 end_alias_analysis to..
2482 2016-04-30 Alan Modra <amodra@gmail.com>
2484 * ira.c (pdx_subregs): Delete.
2485 (struct equivalence): Add pdx_subregs field.
2486 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2488 (update_equiv_regs): Don't create or free pdx_subregs. Update
2491 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2493 * config/rs6000/altivec.h: Change definitions of vec_xl and
2495 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2496 (LD_ELEMREV_V2DI): New.
2497 (LD_ELEMREV_V4SF): New.
2498 (LD_ELEMREV_V4SI): New.
2499 (LD_ELEMREV_V8HI): New.
2500 (LD_ELEMREV_V16QI): New.
2501 (ST_ELEMREV_V2DF): New.
2502 (ST_ELEMREV_V2DI): New.
2503 (ST_ELEMREV_V4SF): New.
2504 (ST_ELEMREV_V4SI): New.
2505 (ST_ELEMREV_V8HI): New.
2506 (ST_ELEMREV_V16QI): New.
2509 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2510 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2511 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2512 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2513 (altivec_expand_builtin): Add handling for
2514 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2515 (rs6000_invalid_builtin): Add error-checking for
2516 RS6000_BTM_P9_VECTOR.
2517 (altivec_init_builtins): Define builtins used to implement vec_xl
2519 (rs6000_builtin_mask_names): Define power9-vector.
2520 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2521 (RS6000_BTM_P9_VECTOR): Define.
2522 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2523 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2524 (vsx_ld_elemrev_v2df): Likewise.
2525 (vsx_ld_elemrev_v4sf): Likewise.
2526 (vsx_ld_elemrev_v4si): Likewise.
2527 (vsx_ld_elemrev_v8hi): Likewise.
2528 (vsx_ld_elemrev_v16qi): Likewise.
2529 (vsx_st_elemrev_v2df): Likewise.
2530 (vsx_st_elemrev_v2di): Likewise.
2531 (vsx_st_elemrev_v4sf): Likewise.
2532 (vsx_st_elemrev_v4si): Likewise.
2533 (vsx_st_elemrev_v8hi): Likewise.
2534 (vsx_st_elemrev_v16qi): Likewise.
2535 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2538 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2540 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2542 (simplify_control_stmt_condition_1): ... here. Recurse into
2543 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2545 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2548 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2549 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2550 define_insn_and_split to define_insn.
2551 (zero_extendqi<mode>2_dot2): Same.
2552 (extendqi<mode>2_dot): Same.
2553 (extendqi<mode>2_dot2): Same.
2555 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2557 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2558 (probe_stack): New expander.
2559 (probe_stack_<mode>): New insn pattern.
2561 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2563 * config/i386/i386.md
2564 (operations with memory inputs setting flags peephole2):
2565 Remove uneeded REG_P checks. Cleanup pattern generation.
2567 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2569 * tree-vect-loop.c (vect_transform_loop): Fix
2570 nb_iterations_upper_bound computation for vectorized loop.
2572 2016-04-29 Marek Polacek <polacek@redhat.com>
2573 Jakub Jelinek <jakub@redhat.com>
2576 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2577 TARGET_EXPR_SLOT as a base.
2579 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2581 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2582 with 'rCm2' constraints to limit possible immediate size.
2583 (*load_zeroextendqisi_update): Likewise.
2584 (*load_signextendqisi_update): Likewise.
2585 (*loadhi_update): Likewise.
2586 (*load_zeroextendhisi_update): Likewise.
2587 (*load_signextendhisi_update): Likewise.
2588 (*loadsi_update): Likewise.
2589 (*loadsf_update): Likewise.
2591 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2593 * config/i386/predicates.md (constm1_operand): Fix comparison.
2595 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2597 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2599 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2601 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2602 remaining SH5 related settings.
2603 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2604 shmedia_prepare_call_address): Delete.
2605 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2606 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2607 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2608 UNSUPPORTED_SH2A): Remove m5 checks.
2609 (sh_divide_strategy_e): Remove SH5 division strategies.
2610 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2611 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2613 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2615 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2617 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2619 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2620 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2622 * config/s390/vector.md ("mov<mode>"): Likewise.
2624 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2626 * config/s390/constraints.md ("U", "W"): Invoke
2627 s390_mem_constraint with "ZR" and "ZT".
2628 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2629 addresses when using LRA. Accept also short displacements for S
2630 and T constraints. Do not check for long displacement target for
2631 S and T constraints.
2632 (s390_mem_constraint): Remove handling of U and W constraints.
2633 * config/s390/s390.md (various patterns): Remove the short
2634 displacement constraints (Q and R) if a long displacement
2635 constraint is present. Add longdisp as required CPU capability.
2636 * config/s390/vector.md: Likewise.
2637 * config/s390/vx-builtins.md: Likewise.
2639 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2642 * reload1.c (reload): Call finish_spills before
2643 restarting reload loop. Skip select_reload_regs
2644 if update_eliminables_and_spill returns true.
2646 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2648 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2649 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2650 (umulhisi3_imm): Update predicates and constraint letters.
2651 (umulhisi3_reg): Declare instruction as commutative.
2652 * config/arc/constraints.md (J12, J16): New constraints.
2653 * config/arc/predicates.md (short_unsigned_const_operand): New
2655 (arc_short_operand): Likewise.
2656 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2658 2016-04-29 Richard Biener <rguenther@suse.de>
2660 PR tree-optimization/13962
2661 PR tree-optimization/65686
2662 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2663 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2664 using PTA to compare pointers.
2665 * match.pd: Add pattern for pointer equality compare simplification
2666 using ptrs_compare_unequal.
2668 2016-04-29 Richard Biener <rguenther@suse.de>
2670 * stor-layout.c (layout_type): Do not build a pointer-to-element
2673 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2675 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2676 Use SWI mode iterator. Use general_reg_operand predicate.
2677 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2678 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2681 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2684 * fold-const.c (operand_equal_p): Don't verify hash value equality
2686 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2689 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2692 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2693 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2694 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2695 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2696 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2698 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2700 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2701 to info. Don't initialize separate fields to 0. Clean up
2704 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2706 * config/i386/i386.md (peephole2s for operations with memory inputs):
2707 Use SWI mode iterator.
2708 (peephole2s for operations with memory outputs): Ditto.
2709 Do not check for stack checking probe.
2711 (probe_stack): Remove expander.
2713 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2714 Andrew Burgess <andrew.burgess@embecosm.com>
2716 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2717 operands as 32-bits.
2719 2016-04-28 Jason Merrill <jason@redhat.com>
2721 * gdbinit.in: Skip line-map.h.
2723 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2724 Andrew Burgess <andrew.burgess@embecosm.com>
2726 * config/arc/arc.c (arc_conditional_register_usage): Take
2727 TARGET_RRQ_CLASS into account.
2728 (arc_print_operand): Support printing 'p' and 's' operands.
2729 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2731 (TARGET_RRQ_CLASS): Define.
2732 (IS_POWEROF2_OR_0_P): Define.
2733 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2735 (*tst_movb): New define_insn.
2736 (*tst): Avoid recognition if it could prevent '*tst_movb'
2737 combination; replace c/CnL with c/Chs alternative.
2738 (*tst_bitfield_tst): New define_insn.
2739 (*tst_bitfield_asr): New define_insn.
2740 (*tst_bitfield): New define_insn.
2741 (andsi3_i): Add Rrq variant.
2742 (extzv): New define_expand.
2743 (insv): New define_expand.
2744 (*insv_i): New define_insn.
2745 (*movb): New define_insn.
2746 (*movb_signed): New define_insn.
2747 (*movb_high): New define_insn.
2748 (*movb_high_signed): New define_insn.
2749 (*movb_high_signed + 1): New define_split pattern.
2750 (*mrgb): New define_insn.
2751 (*mrgb + 1): New define_peephole2 pattern.
2752 (*mrgb + 2): New define_peephole2 pattern.
2753 * config/arc/arc.opt (mbitops): New option for nps400, uses
2754 TARGET_NPS_BITOPS_DEFAULT.
2755 * config/arc/constraints.md (q): Make register class conditional.
2756 (Rrq): New register constraint.
2757 (Chs): New constraint.
2758 (Clo): New constraint.
2759 (Chi): New constraint.
2760 (Cbf): New constraint.
2761 (Cbn): New constraint.
2762 (C18): New constraint.
2763 (Cbi): New constraint.
2765 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2767 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2769 (bitmap_intersection_of_preds): Ditto.
2770 (bitmap_union_of_succs): Ditto.
2771 (bitmap_union_of_preds): Ditto.
2772 * sbitmap.c (do_popcount): Delete.
2773 (BITMAP_DEBUGGING): Delete.
2774 (sbitmap_verify_popcount): Delete.
2775 (sbitmap_alloc): Don't initialize the popcount field.
2776 (sbitmap_alloc_with_popcount): Delete.
2777 (sbitmap_resize): Don't resize the popcount array.
2778 (sbitmap_vector_alloc): Don't initialize the popcount field.
2779 (bitmap_copy): Don't copy the popcount array.
2780 (bitmap_clear): Don't clear the popcount array.
2781 (bitmap_clear): Delete the popcount array handling.
2782 (bitmap_ior_and_compl): Delete the popcount assert.
2783 (bitmap_not): Ditto.
2784 (bitmap_and_compl): Ditto.
2785 (bitmap_and): Delete the popcount array handling.
2786 (bitmap_xor): Ditto.
2787 (bitmap_ior): Ditto.
2788 (bitmap_or_and): Delete the popcount assert.
2789 (bitmap_and_or): Ditto.
2790 (popcount_table): Delete.
2791 (sbitmap_elt_popcount): Delete.
2792 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2793 (bitmap_set_bit): Delete the popcount assert.
2794 (bitmap_clear_bit): Ditto.
2795 (sbitmap_free): Don't free the popcount array.
2796 (sbitmap_alloc_with_popcount): Delete declaration.
2797 (sbitmap_popcount): Ditto.
2799 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2800 Andrew Burgess <andrew.burgess@embecosm.com>
2802 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2803 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2804 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2805 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2806 * config/arc/arc.opt (mcmem): New option.
2807 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2808 supply length for r/m alternative.
2809 (*extendqisi2_ac): Likewise.
2810 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2812 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2813 (movhi_insn): Likewise.
2814 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2815 (*zero_extendqihi2_i): Add r/Ucm alternative.
2816 (*zero_extendqisi2_ac): Likewise.
2817 (*zero_extendhisi2_i): Likewise.
2818 * config/arc/constraints.md (Uex): New memory constraint.
2819 (Ucm): New define_constraint.
2820 * config/arc/predicates.md (long_immediate_loadstore_operand):
2821 Return 0 for MEM with cmem_address address.
2822 (cmem_address_0): New predicates.
2823 (cmem_address_1): Likewise.
2824 (cmem_address_2): Likewise.
2825 (cmem_address): Likewise.
2827 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2829 * config/rs6000/rs6000.c (machine_function): Rename
2830 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2831 (rs6000_stack_info): Adjust.
2833 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2834 Andrew Burgess <andrew.burgess@embecosm.com>
2836 * config/arc/constraints.md (Usd): Convert to define_constraint.
2840 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2843 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2844 Add new peephole2 where the first insn is *mov<mode>_or instead of
2845 *mov<mode>_internal.
2847 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2849 * tracer.c (bb_seen): Make static.
2851 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2853 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2854 support, setup defaults.
2855 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2856 * config/arc/arc.c (arc_init): Add NPS400 support.
2857 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2858 (TARGET_ARC700): NPS400 is also an ARC700.
2859 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2861 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2864 * config/nds32/nds32.md (casesi): Don't access the operands array
2867 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2869 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2870 (or $-1,reg peephole2): Ditto.
2871 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2873 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2875 * doc/extend.texi (Common Function Attributes) [optimize]:
2876 Discourage use of the optimize attribute.
2878 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2880 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2881 special case builtin.
2882 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2883 ALTIVEC_BUILTIN_VEC_ADDE.
2884 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2885 support for ALTIVEC_BUILTIN_VEC_ADDE.
2886 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2887 for __builtin_vec_adde.
2889 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2891 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2892 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2894 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2897 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2898 attributes): Document cilkplus_runtime.
2900 2016-04-28 Martin Jambor <mjambor@suse.cz>
2902 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2903 this function. Call verify_expr on MEM_REFs and bases of other
2906 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2908 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2909 for WORD_REGISTER_OPERATIONS to runtime check.
2911 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2913 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2915 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2917 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2918 big-endian compilation.
2919 * config/arc/arc.md (addf3): Likewise.
2923 2016-04-28 Richard Biener <rguenther@suse.de>
2925 PR tree-optimization/70840
2926 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2927 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2928 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2929 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2931 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2933 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2934 and explain why in a comment.
2936 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2938 * config/arc/arc.md (cpu_facility): Add fpx variant.
2939 (subdf3): Prohibit use reverse sub when assist operations option
2941 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2942 instructions only when FPX is enabled.
2943 * testsuite/gcc.target/arc/trsub.c: New test.
2945 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2948 mult_operator when calculating "type" attribute.
2949 (*fop_<mode>_1_i387): Ditto.
2950 (*fop_xf_1_i387): Ditto.
2951 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2952 Use std::swap to swap operands. Use RTL expressions to generate
2955 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2956 Joern Rennecke <joern.rennecke@embecosm.com>
2958 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2960 (emit_pic_move): Remove.
2961 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2962 * config/arc/arc.c (emit_pic_move): Removed.
2963 (TARGET_HAVE_TLS): Define.
2964 (arc_conditional_register_usage): Test for arc_tp_regno.
2965 (arc_print_operand, arc_print_operand_address): Handle TLS
2967 (arc_needs_pcl_p): New function.
2968 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2969 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2970 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2971 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2972 (arc_legitimize_tls_address): Likewise.
2973 (DTPOFF_ZERO_SYM): Define.
2974 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2975 (arc_output_pic_addr_const): Print TLS unspecs.
2976 (prepare_pic_move): New function, replaces emit_pic_move.
2977 (arc_legitimate_constant_p): Handle TLS unspecs.
2978 (arc_legitimate_address_p): Likewise.
2979 (arc_rewrite_small_data_p): Use assert for TLS constants.
2980 (prepare_move_operands): Use prepare_pic_move.
2981 (arc_legitimize_address): Legitimize tls addresses.
2982 (arc_epilogue_uses): Check for arc_tp_regno.
2983 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2984 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2986 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2988 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2989 %(arc_tls_extra_start_spec).
2990 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2991 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2993 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2994 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2995 (UNSPEC_TLS_OFF): Add.
2997 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2998 (get_thread_pointersi): New patterns.
2999 * config/arc/arc.opt (mtp-regno): New option.
3000 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3001 (move_dest_operand): Likewise.
3002 * configure: Regenerate.
3003 * configure.ac: Add arc*-*-* case to test for tls.
3004 * doc/invoke.texi (ARC options): Document mtp-regno.
3006 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3008 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3009 the new ARC HS SIMD instructions.
3010 (arc_preferred_simd_mode): New function.
3011 (arc_autovectorize_vector_sizes): Likewise.
3012 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3013 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3014 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3015 (arc_init_builtins): Add new SIMD builtin types.
3016 (arc_split_move): Handle 64 bit vector moves.
3017 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3018 (TARGET_PLUS_QMACW): Define.
3019 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3020 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3021 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3022 (VSUBADD4H): New builtins.
3023 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3024 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3026 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3027 Matthias Klose <doko@debian.org>
3029 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3031 2016-04-28 Richard Biener <rguenther@suse.de>
3034 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3037 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3039 * common/config/sh/sh-common.c: Remove SH5 support.
3040 * config/sh/constraints.md: Likewise.
3041 * config/sh/config/sh/elf.h: Likewise.
3042 * config/sh/linux.h: Likewise.
3043 * config/sh/netbsd-elf.h: Likewise.
3044 * config/sh/predicates.md: Likewise.
3045 * config/sh/sh-c.c: Likewise.
3046 * config/sh/sh-protos.h: Likewise.
3047 * config/sh/sh.c: Likewise.
3048 * config/sh/sh.h: Likewise.
3049 * config/sh/sh.md: Likewise.
3050 * config/sh/sh.opt: Likewise.
3051 * config/sh/sync.md: Likewise.
3052 * config/sh/sh64.h: Delete.
3053 * config/sh/shmedia.h: Likewise.
3054 * config/sh/shmedia.md: Likewise.
3055 * config/sh/sshmedia.h: Likewise.
3056 * config/sh/t-netbsd-sh5-64: Likewise.
3057 * config/sh/t-sh64: Likewise.
3058 * config/sh/ushmedia.h: Likewise.
3060 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3063 general_reg_operand instead of register_operand predicate.
3065 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3067 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3069 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3071 * match.pd (A - B > A, A + B < A): New transformations.
3073 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3075 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3076 which defaults to true. Emit an outer pair of parentheses only if
3077 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3078 don't emit parentheses for the right-hand operand.
3080 2016-04-27 Jeff Law <law@redhat.com>
3082 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3084 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3086 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3087 (altivec_lvx_<mode>_internal): Document.
3088 (altivec_lvx_<mode>_2op): New define_insn.
3089 (altivec_lvx_<mode>_1op): Likewise.
3090 (altivec_lvx_<mode>_2op_si): Likewise.
3091 (altivec_lvx_<mode>_1op_si): Likewise.
3092 (altivec_stvx_<mode>): Remove.
3093 (altivec_stvx_<mode>_internal): Document.
3094 (altivec_stvx_<mode>_2op): New define_insn.
3095 (altivec_stvx_<mode>_1op): Likewise.
3096 (altivec_stvx_<mode>_2op_si): Likewise.
3097 (altivec_stvx_<mode>_1op_si): Likewise.
3098 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3099 Expand vec_ld and vec_st during parsing.
3100 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3102 (altivec_expand_stvx_be): Likewise.
3103 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3104 address-masking behavior in RTL.
3105 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3106 address-masking behavior in RTL.
3107 (altivec_expand_builtin): Change builtin code arguments for calls
3108 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3109 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3110 presence of lvx/stvx patterns.
3111 (alignment_with_canonical_addr): New function.
3112 (alignment_mask): Likewise.
3113 (find_alignment_op): Likewise.
3114 (recombine_lvx_pattern): Likewise.
3115 (recombine_stvx_pattern): Likewise.
3116 (recombine_lvx_stvx_patterns): Likewise.
3117 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3118 stvx patterns from expand.
3119 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3121 (vector_altivec_store_<mode>): Likewise.
3123 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3125 * config/aarch64/aarch64.md
3126 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3127 remove the "fp" attributes.
3128 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3129 add the "simd" attributes.
3130 (*movdf_aarch64): Likewise.
3131 (*movtf_aarch64): Remove the "fp" attributes.
3132 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3133 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3135 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3137 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3138 rtx to rtx_code_label *.
3139 * rtl.h (maybe_set_first_label_num): Likewise.
3141 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3143 * df-core.c (df_add_problem): Make the problem param be const.
3144 (df_remove_problem): Make local "problem" be const.
3145 * df-problems.c (problem_RD): Make const.
3146 (problem_LR): Likewise.
3147 (problem_LIVE): Likewise.
3148 (problem_MIR): Likewise.
3149 (problem_CHAIN): Likewise.
3150 (problem_WORD_LR): Likewise.
3151 (problem_NOTE): Likewise.
3152 (problem_MD): Likewise.
3153 * df-scan.c (problem_SCAN): Likewise.
3154 * df.h (struct df_problem): Make field "dependent_problem" be
3156 (struct dataflow): Likewise for field "problem".
3157 (df_add_problem): Make param const.
3159 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3161 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3162 inter-unit moves to/from vector registers are enabled. Do not disable
3165 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3167 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3168 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3170 (enum df_problem_id): ...this new enum.
3171 (struct df_problem): Convert field "id" from "int" to
3174 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3176 * rtl.def: Update comment for "things in the instruction chain" to
3177 reflect the removal of the leading "i" field for INSN_UID in
3178 r210360. Fix bogus apostrophe.
3180 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3182 * config/i386/i386.md
3183 (lea arith with mem operand + setcc peephole2): Set operator mode.
3185 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3188 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3189 (dimode_scalar_to_vector_candidate_p): This.
3190 (timode_scalar_to_vector_candidate_p): New function.
3191 (scalar_to_vector_candidate_p): Likewise.
3192 (timode_check_non_convertible_regs): Likewise.
3193 (timode_remove_non_convertible_regs): Likewise.
3194 (remove_non_convertible_regs): Likewise.
3195 (remove_non_convertible_regs): Renamed to ...
3196 (dimode_remove_non_convertible_regs): This.
3197 (scalar_chain::~scalar_chain): Make it virtual.
3198 (scalar_chain::compute_convert_gain): Make it pure virtual.
3199 (scalar_chain::mark_dual_mode_def): Likewise.
3200 (scalar_chain::convert_insn): Likewise.
3201 (scalar_chain::convert_registers): Likewise.
3202 (scalar_chain::add_to_queue): Make it protected.
3203 (scalar_chain::emit_conversion_insns): Likewise.
3204 (scalar_chain::replace_with_subreg): Likewise.
3205 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3206 (scalar_chain::convert_op): Likewise.
3207 (scalar_chain::convert_reg): Likewise.
3208 (scalar_chain::make_vector_copies): Likewise.
3209 (scalar_chain::convert_registers): New pure virtual function.
3210 (class dimode_scalar_chain): New class.
3211 (class timode_scalar_chain): Likewise.
3212 (scalar_chain::mark_dual_mode_def): Renamed to ...
3213 (dimode_scalar_chain::mark_dual_mode_def): This.
3214 (timode_scalar_chain::mark_dual_mode_def): New function.
3215 (timode_scalar_chain::convert_insn): Likewise.
3216 (dimode_scalar_chain::convert_registers): Likewise.
3217 (scalar_chain::compute_convert_gain): Renamed to ...
3218 (dimode_scalar_chain::compute_convert_gain): This.
3219 (scalar_chain::replace_with_subreg): Renamed to ...
3220 (dimode_scalar_chain::replace_with_subreg): This.
3221 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3222 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3223 (scalar_chain::make_vector_copies): Renamed to ...
3224 (dimode_scalar_chain::make_vector_copies): This.
3225 (scalar_chain::convert_reg): Renamed to ...
3226 (dimode_scalar_chain::convert_reg ): This.
3227 (scalar_chain::convert_op): Renamed to ...
3228 (dimode_scalar_chain::convert_op): This.
3229 (scalar_chain::convert_insn): Renamed to ...
3230 (dimode_scalar_chain::convert_insn): This.
3231 (scalar_chain::convert): Call convert_registers.
3232 (convert_scalars_to_vector): Change to scalar_chain pointer to
3233 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3234 in 32-bit mode. Delete scalar_chain pointer. Call
3235 free_dominance_info in 64-bit mode.
3236 (pass_stv::gate): Remove TARGET_64BIT check.
3237 (ix86_option_override): Put the 64-bit STV pass before the CSE
3240 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3242 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3243 dw_loc_frame_offset field.
3244 * dwarf2out.c (new_loc_descr): Likewise.
3245 (resolve_args_picking_1): Turn the VISITED hash set into a
3246 FRAME_OFFSET hash map. Use it to associate a frame offset to
3247 visited nodes. Remove uses of the CHECKING_P macro.
3248 (resolve_args_picking): Update call to resolve_args_picking_1.
3250 2016-04-27 Martin Liska <mliska@suse.cz>
3252 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3253 (free_loop_data): Release vuses of groups.
3255 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3257 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3258 instead of redundant use_id and boolean have_use_for.
3259 (struct iv_use): Change sub_id into group_id. Remove field next.
3260 Move fields: related_cands, n_map_members, cost_map and selected
3262 (struct iv_group): ... here. New structure.
3263 (struct iv_common_cand): Use structure declaration directly.
3264 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3265 (MAX_CONSIDERED_USES): Rename macro to ...
3266 (MAX_CONSIDERED_GROUPS): ... here.
3267 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3268 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3269 (dump_uses): Rename to ...
3270 (dump_groups): ... here. Update all uses.
3271 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3272 (find_induction_variables): Refactor format of dump information.
3273 (record_sub_use): Delete.
3274 (record_use): Update all uses.
3275 (record_group): New function.
3276 (record_group_use, find_interesting_uses_op): Call above functions.
3278 (find_interesting_uses_cond): Ditto.
3279 (group_compare_offset): New function.
3280 (split_all_small_groups): Rename to ...
3281 (split_small_address_groups_p): ... here. Update all uses.
3282 (split_address_groups): Update all uses.
3283 (find_interesting_uses): Refactor format of dump information.
3284 (add_candidate_1): Update all uses. Remove redundant check on iv,
3286 (add_candidate, record_common_cand): Remove redundant assert.
3287 (add_iv_candidate_for_biv): Update use.
3288 (add_iv_candidate_derived_from_uses): Update all uses.
3289 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3290 (alloc_use_cost_map): Ditto.
3291 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3292 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3293 (determine_use_iv_cost_generic): Ditto.
3294 (determine_group_iv_cost_generic): Ditto.
3295 (determine_use_iv_cost_address): Ditto.
3296 (determine_group_iv_cost_address): Ditto.
3297 (determine_use_iv_cost_condition): Ditto.
3298 (determine_group_iv_cost_cond): Ditto.
3299 (determine_use_iv_cost): Ditto.
3300 (determine_group_iv_cost): Ditto.
3301 (set_autoinc_for_original_candidates): Update all uses.
3302 (find_iv_candidates): Update all uses. Refactor dump information.
3303 (determine_use_iv_costs): Ditto.
3304 (determine_iv_costs): Ditto.
3305 (iv_ca_cand_for_use): Rename to ...
3306 (iv_ca_cand_for_group): ... here. Update all uses.
3307 (iv_ca_add_use, iv_ca_add_group): Ditto.
3308 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3309 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3310 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3311 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3312 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3313 (create_new_iv, adjust_iv_update_pos): Ditto.
3314 (rewrite_use_address): Delete.
3315 (rewrite_use_address_1): Rename to ...
3316 (rewrite_use_address): ... here.
3317 (rewrite_use_compare): Update all uses.
3318 (rewrite_use): Delete.
3319 (rewrite_uses): Rename to ...
3320 (rewrite_groups): ... here. Update all uses.
3321 (remove_unused_ivs, free_loop_data): Update all uses.
3322 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3324 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3326 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3327 for WORD_REGISTER_OPERATIONS to runtime check.
3329 2016-04-27 Richard Biener <rguenther@suse.de>
3332 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3333 aggregate_value_p to determine if a function result is
3334 returned by reference.
3335 (ipa_pta_execute): Functions having their address taken are
3336 not automatically nonlocal.
3338 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3341 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3342 * fold-const.c (operand_equal_p): If flag_checking and
3343 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3344 and if it returns non-zero, assert iterative_hash_expr on both
3347 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3349 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3351 2016-04-27 Nick Clifton <nickc@redhat.com>
3354 * varasm.c (merge_weak): Generate an error if an attempt is made
3355 to convert a non-weak static function into a weak, public function.
3357 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3359 * params.def (MAX_PARTITION_SIZE): New param.
3360 * doc/invoke.texi: Document lto-max-partition.
3362 2016-04-27 Richard Biener <rguenther@suse.de>
3365 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3366 function cummulating used_from_other_partition, externally_visible
3367 and force_output from aliases.
3368 (refered_from_nonlocal_var): Likewise.
3369 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3370 node flags properly.
3372 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3374 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3375 (-Wmemset-elt-size): New item.
3377 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3380 * stor-layout.h (internal_reference_types): Delete.
3381 * stor-layout.c (reference_types_internal): Likewise.
3382 (internal_reference_types): Likewise.
3383 (layout_type) <REFERENCE_TYPE>: Adjust.
3385 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3388 * tree.h (inchash::add_expr): Add FLAGS argument.
3389 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3390 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3391 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3392 Formatting fix. Adjust recursive calls. For tcc_comparison,
3393 if swap_tree_comparison (code) is smaller than code, hash that
3394 and arguments in the other order. Hash CONVERT_EXPR the same
3395 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3396 of ADDR_EXPR of decl as the decl itself. Add or remove
3397 OEP_ADDRESS_OF from recursive flags as needed. For
3398 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3399 operands commutatively and only the third one normally.
3400 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3402 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3404 * config/rtems.h (LIB_SPEC): Add -latomic.
3406 2016-04-27 Joel Sherrill <joel@rtems.org>
3408 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3409 xilink.ld and flags not relevant to RTEMS.
3411 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3413 * toplev.c (backend_init_target): Avoid calling init_reload when using
3416 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3418 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3419 for loops rather than one for the whole function.
3421 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3423 * match.pd (X + CST CMP X): New transformation.
3425 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3427 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3428 * fold-const.c (fold_binary_loc): Remove 2 transformations
3429 superseded by match.pd.
3430 * match.pd (x+x -> x*2): Generalize to integers.
3432 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3434 * config/i386/i386.md (operation on memory peephole): Duplicate an
3435 existing peephole and adapt it to match lea rather than an operation
3438 PR rtl-optimization/57193
3439 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3441 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3443 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3445 * tree-if-conv.c (any_pred_load_store): New static variable.
3446 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3447 any_pred_load_store instead of and_mask_load_store.
3448 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3449 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3450 (combine_blocks, tree_if_conversion): Ditto.
3452 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3454 PR tree-optimization/70771
3455 PR tree-optimization/70775
3456 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3457 virtual PHI nodes. Delete parameter.
3458 (if_convertible_loop_p_1): Delete argument to above function.
3459 (predicate_all_scalar_phis): Delete code handling single-argument
3461 (tree_if_conversion): Mark and update virtual SSA.
3463 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3466 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3467 (x86_elf_aligned_common): Rename to ...
3468 (x86_elf_aligned_decl_common): ... this.
3469 Add decl arg. Switch to .lbss for largecomm object. Use
3470 LARGECOMM_SECTION_ASM_OP.
3471 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3473 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3474 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3476 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3477 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3479 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3482 * config/i386/i386.c (SECTION_LARGE): Define.
3483 (x86_64_elf_select_section): Set it for large data/bss sections.
3484 Only clear SECTION_WRITE for .lrodata.
3485 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3487 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3488 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3489 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3491 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3492 * doc/tm.texi: Regenerate.
3494 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3497 * configure.ac (--enable-checking): Document extra flag, for
3498 non-release builds default to --enable-checking=yes,extra.
3499 If misc checking and extra checking, define CHECKING_P to 2 instead
3501 * common.opt (fchecking=): Add.
3502 * doc/invoke.texi (-fchecking=): Document.
3503 * doc/install.texi: Document --enable-checking changes.
3504 * configure: Regenerated.
3505 * config.in: Regenerated.
3507 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3509 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3510 attribute instead of which_alternative.
3511 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3512 Use EXT_REX_SSE_REG_P where appropriate.
3514 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3516 * config/i386/predicates.md (const0_operand): Do not match
3517 const_wide_int code.
3518 (const1_operand): Ditto.
3520 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3522 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3523 for SSE constm1 operands and TARGET_AVX512VL.
3524 (*movti_internal): Ditto.
3525 (*mov<mode>_or): Use constm1_operand predicate.
3526 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3527 for SSE vector_all_ones operands and TARGET_AVX512VL.
3528 * config/i386/predicates.md (constm1_operand): New predicate.
3529 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3530 emission of constant -1 load.
3532 2016-04-25 Jason Merrill <jason@redhat.com>
3534 * gdbinit.in: Skip is-a.h.
3536 * attribs.c (register_scoped_attributes): Fix logic.
3537 * attribs.h: Declare register_scoped_attributes.
3539 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3541 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3542 stxvd2x and stxvw4x built-in functions.
3544 2016-04-25 DJ Delorie <dj@redhat.com>
3546 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3547 (ashrhi3): Likewise.
3548 (lshrhi3): Likewise.
3550 2016-04-25 Richard Biener <rguenther@suse.de>
3552 PR tree-optimization/70780
3553 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3555 (compute_antic): Mark blocks with abnormal preds as visited as
3556 they have a final empty antic-in solution already.
3558 2016-04-25 Michael Collison <michael.collison@linaro.org>
3560 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3562 2016-04-25 Michael Collison <michael.collison@linaro.org>
3564 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3565 mode is VQI to improve mixed mode vectorization.
3566 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3567 define_insn to match low half of signed vaddw.
3568 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3569 define_insn to match high half of signed vaddw.
3570 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3571 define_insn to match low half of unsigned vaddw.
3572 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3573 define_insn to match high half of unsigned vaddw.
3574 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3575 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3576 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3578 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3579 * config/arm/predicates.md (vect_par_constant_high): Support
3580 big endian and simplify by calling
3581 arm_simd_check_vect_par_cnst_half
3582 (vect_par_constant_low): Likewise.
3584 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3586 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3587 predicate for operand 2.
3589 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3590 H.J. Lu <hongjiu.lu@intel.com>
3592 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3593 machine_mode argument.
3594 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3595 constm1_rtx operands. For VOIDmode constants, get mode from
3596 pred_mode. Check mode size if the mode is supported by ABI.
3597 (standard_sse_constant_opcode): Do not use standard_constant_p.
3598 Strictly check ABI support for all-ones operands.
3599 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3600 immediates. Update calls to standard_sse_constant_p.
3601 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3602 (ix86_rtx_costs): Ditto.
3603 * config/i386/i386.md (*movxi_internal_avx512f): Use
3604 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3605 Use (v,BC) alternative instead of (v,C). Use register_operand
3606 checks instead of MEM_P.
3607 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3608 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3609 isa attribute. Use register_operand checks instead of MEM_P.
3610 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3611 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3612 alternative and corresponding sse2 isa attribute.
3613 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3614 to standard_sse_constant_p.
3615 (FP constant splitters): Ditto.
3616 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3618 * config/i386/predicates.md (constm1_operand): Remove.
3619 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3620 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3621 vector_all_ones_operand instead of constm1_operand.
3623 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3625 * print-rtl.c (print_rtx_insn_vec): New function.
3626 * print-rtl.h: New prototype.
3627 * store-motion.c (struct st_expr): Make avail_stores a vector.
3628 (st_expr_entry): Adjust.
3629 (free_st_expr_entry): Likewise.
3630 (print_store_motion_mems): Likewise.
3631 (find_moveable_store): Likewise.
3632 (compute_store_table): Likewise.
3633 (delete_store): Likewise.
3634 (build_store_vectors): Likewise.
3636 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3638 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3640 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3642 * vec.h (vec_safe_contains): New function.
3643 (vec::contains): Likewise.
3644 (vec::begin): Likewise.
3645 (vec::end): Likewise.
3647 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3650 * cfgexpand.c (expand_stack_vars): Fix typo.
3652 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3654 * system.h (list, map, set, vector): Include conditionally.
3655 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3656 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3657 * ipa-icf.c (INCLUDE_LIST): Define.
3658 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3659 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3660 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3661 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3662 * cp/logic.cc (INCLUDE_LIST): Define.
3663 * fortran/trans-common.c (INCLUDE_MAP): Define.
3665 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3667 * auto-profile.c: Remove <string.h> include.
3668 * ipa-icf-gimple.c: Remove <list> include.
3669 * diagnostic.c: Remove <new> include.
3670 * genmatch.c: Likewise.
3671 * pretty-print.c: Likewise.
3672 * toplev.c: Likewise
3673 * c/c-objc-common.c: Likewise.
3674 * cp/error.c: Likewise.
3675 * fortran/error.c: Likewise.
3677 2016-04-22 Richard Biener <rguenther@suse.de>
3679 * lto-streamer-in.c (input_ssa_names): Do not allocate
3680 GIMPLE_NOP for all SSA names.
3681 * lto-streamer-out.c (output_ssa_names): Do not output
3682 SSA names that should have been released.
3684 2016-04-22 Richard Biener <rguenther@suse.de>
3686 PR tree-optimization/70740
3687 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3690 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3693 * config/i386/predicates.md (call_insn_operand): Replace
3694 sibcall_memory_operand with memory_operand.
3696 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3698 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3699 has_single_use() tests.
3700 (register_edge_assert_for_1): Likewise.
3701 (find_assert_locations_1): Check the liveness bitmap instead of
3702 checking has_single_use().
3704 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3707 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3708 Extract AVX-512BW constraint from AVX.
3710 2016-04-21 Richard Biener <rguenther@suse.de>
3712 PR tree-optimization/70725
3713 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3714 for phi_convertible_by_degenerating_args.
3715 (predicate_all_scalar_phis): Handle single-argument PHIs.
3717 2016-04-21 Richard Biener <rguenther@suse.de>
3720 * fold-const.c (fold_comparison): Return properly typed
3723 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3725 PR tree-optimization/70715
3726 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3727 after expanding BASE using expand_simple_operations.
3729 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3731 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3732 New transformations.
3734 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3736 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3738 2016-04-20 Jan Hubicka <jh@suse.cz>
3740 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3741 ultiimate_alias_target.
3742 (update_callee_keys): Likewise.
3743 (lookup_recursive_calls): Likewise.
3744 (speculation_useful_p): Likewise.
3746 2016-04-20 Jan Hubicka <jh@suse.cz>
3749 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3750 (set_nothrow_flag_1): ... this; handle interposition correctly;
3751 recurse on aliases and thunks.
3752 (cgraph_node::set_nothrow_flag): New.
3753 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3754 functions compiled with non-call exceptions that binds to current
3756 (propagate_nothrow): Be safe WRT interposition.
3757 * cgraph.h (set_nothrow_flag): Update prototype.
3759 2016-04-18 Jan Hubicka <jh@suse.cz>
3761 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3762 max_loop_iterations_int.
3763 (tree_unswitch_outer_loop): Likewise.
3765 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3767 PR tree-optimization/69489
3768 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3769 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3770 Revise dump message.
3771 (if_convertible_bb_p): Remove check on edge count of basic block's
3774 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3776 PR tree-optimization/56625
3777 PR tree-optimization/69489
3778 * tree-data-ref.h (DR_INNERMOST): New macro.
3779 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3780 hashing struct innermost_loop_behavior.
3781 (ref_DR_map): Remove.
3782 (innermost_DR_map): New map.
3783 (baseref_DR_map): Revise comment.
3784 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3785 to innermost_DR_map accroding to its innermost loop behavior.
3786 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3787 to its innermost loop behavior.
3788 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3789 Add initialization for innermost_DR_map. Record memory reference
3790 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3791 have innermost loop behavior.
3792 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3795 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3797 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3798 *lea_general_1. Use explicit SWI12 mode interator.
3799 (*lea<mode>_general_2): Rename from *lea_general_2.
3800 Use explicit SWI12 mode interator.
3801 (*lea<mode>_general_3): Rename from *lea_general_3.
3802 Use explicit SWI12 mode interator.
3803 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3804 Use explicit SWI12 mode interator.
3805 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3806 Use explicit SWI48 mode interator.
3808 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3810 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3811 Short-cut unaligned load and store cases. Handle all integer
3813 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3814 and store cases. Call ix86_avx256_split_vector_move_misalign
3815 directly without checking mode class.
3817 2016-04-20 Andrew Pinski <apinski@cavium.com>
3818 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3821 * config/aarch64/aarch64.md (sibcall): Force call
3822 address to be DImode for ILP32.
3823 (sibcall_value): Likewise.
3825 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3827 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3829 2016-04-20 Richard Biener <rguenther@suse.de>
3831 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3832 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3833 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3834 (maybe_push_res_to_seq): Adjust.
3835 * gimple-fold.c (maybe_build_generic_op): Likewise.
3837 2016-04-20 Marek Polacek <polacek@redhat.com>
3839 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3842 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3844 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3845 use kmovw to support AVX512F target.
3847 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3849 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3851 2016-04-20 Marek Polacek <polacek@redhat.com>
3853 PR tree-optimization/70725
3854 * tree-if-conv.c (is_false_predicate): New function.
3855 (predicate_mem_writes): Use it.
3857 2016-04-20 Richard Biener <rguenther@suse.de>
3859 PR tree-optimization/70726
3860 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3861 shift amounts from a pattern stmt operand.
3863 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3866 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3867 stack_restore_from_fpr pattern when restoring r15.
3868 (s390_optimize_prologue): Strip away the memory barrier in the
3869 parallel when trying to get rid of restore insns.
3870 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3871 definition for loading the stack pointer from an FPR. Compared to
3872 the normal move insn this pattern includes a full memory barrier.
3874 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3877 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3878 implicitly linear or lastprivate iterator on the outer context.
3880 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3882 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3884 * config/i386/i386.md (ssememalign): Removed.
3885 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3887 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3890 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3891 const short * to __builtin_ia32_loaddquhi512_mask.
3892 (_mm512_maskz_loadu_epi16): Likewise.
3893 (_mm512_mask_storeu_epi16): Pass short * to
3894 __builtin_ia32_storedquhi512_mask.
3895 (_mm512_mask_loadu_epi8): Pass const char * to
3896 __builtin_ia32_loaddquqi512_mask.
3897 (_mm512_maskz_loadu_epi8): Likewise.
3898 (_mm512_mask_storeu_epi8): Pass char * to
3899 __builtin_ia32_storedquqi512_mask.
3900 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3901 const double * to __builtin_ia32_loadupd512_mask.
3902 (_mm512_mask_loadu_pd): Likewise.
3903 (_mm512_maskz_loadu_pd): Likewise.
3904 (_mm512_storeu_pd): Pass double * to
3905 __builtin_ia32_storeupd512_mask.
3906 (_mm512_mask_storeu_pd): Likewise.
3907 (_mm512_loadu_ps): Pass const float * to
3908 __builtin_ia32_loadups512_mask.
3909 (_mm512_mask_loadu_ps): Likewise.
3910 (_mm512_maskz_loadu_ps): Likewise.
3911 (_mm512_storeu_ps): Pass float * to
3912 __builtin_ia32_storeups512_mask.
3913 (_mm512_mask_storeu_ps): Likewise.
3914 (_mm512_mask_loadu_epi64): Pass const long long * to
3915 __builtin_ia32_loaddqudi512_mask.
3916 (_mm512_maskz_loadu_epi64): Likewise.
3917 (_mm512_mask_storeu_epi64): Pass long long *
3918 to __builtin_ia32_storedqudi512_mask.
3919 (_mm512_loadu_si512): Pass const int * to
3920 __builtin_ia32_loaddqusi512_mask.
3921 (_mm512_mask_loadu_epi32): Likewise.
3922 (_mm512_maskz_loadu_epi32): Likewise.
3923 (_mm512_storeu_si512): Pass int * to
3924 __builtin_ia32_storedqusi512_mask.
3925 (_mm512_mask_storeu_epi32): Likewise.
3926 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3927 char * to __builtin_ia32_storedquqi256_mask.
3928 (_mm_mask_storeu_epi8): Likewise.
3929 (_mm256_mask_loadu_epi16): Pass const short * to
3930 __builtin_ia32_loaddquhi256_mask.
3931 (_mm256_maskz_loadu_epi16): Likewise.
3932 (_mm_mask_loadu_epi16): Pass const short * to
3933 __builtin_ia32_loaddquhi128_mask.
3934 (_mm_maskz_loadu_epi16): Likewise.
3935 (_mm256_mask_loadu_epi8): Pass const char * to
3936 __builtin_ia32_loaddquqi256_mask.
3937 (_mm256_maskz_loadu_epi8): Likewise.
3938 (_mm_mask_loadu_epi8): Pass const char * to
3939 __builtin_ia32_loaddquqi128_mask.
3940 (_mm_maskz_loadu_epi8): Likewise.
3941 (_mm256_mask_storeu_epi16): Pass short * to.
3942 __builtin_ia32_storedquhi256_mask.
3943 (_mm_mask_storeu_epi16): Pass short * to.
3944 __builtin_ia32_storedquhi128_mask.
3945 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3946 const double * to __builtin_ia32_loadupd256_mask.
3947 (_mm256_maskz_loadu_pd): Likewise.
3948 (_mm_mask_loadu_pd): Pass onst double * to
3949 __builtin_ia32_loadupd128_mask.
3950 (_mm_maskz_loadu_pd): Likewise.
3951 (_mm256_mask_storeu_pd): Pass double * to
3952 __builtin_ia32_storeupd256_mask.
3953 (_mm_mask_storeu_pd): Pass double * to
3954 __builtin_ia32_storeupd128_mask.
3955 (_mm256_mask_loadu_ps): Pass const float * to
3956 __builtin_ia32_loadups256_mask.
3957 (_mm256_maskz_loadu_ps): Likewise.
3958 (_mm_mask_loadu_ps): Pass const float * to
3959 __builtin_ia32_loadups128_mask.
3960 (_mm_maskz_loadu_ps): Likewise.
3961 (_mm256_mask_storeu_ps): Pass float * to
3962 __builtin_ia32_storeups256_mask.
3963 (_mm_mask_storeu_ps): ass float * to
3964 __builtin_ia32_storeups128_mask.
3965 (_mm256_mask_loadu_epi64): Pass const long long * to
3966 __builtin_ia32_loaddqudi256_mask.
3967 (_mm256_maskz_loadu_epi64): Likewise.
3968 (_mm_mask_loadu_epi64): Pass const long long * to
3969 __builtin_ia32_loaddqudi128_mask.
3970 (_mm_maskz_loadu_epi64): Likewise.
3971 (_mm256_mask_storeu_epi64): Pass long long * to
3972 __builtin_ia32_storedqudi256_mask.
3973 (_mm_mask_storeu_epi64): Pass long long * to
3974 __builtin_ia32_storedqudi128_mask.
3975 (_mm256_mask_loadu_epi32): Pass const int * to
3976 __builtin_ia32_loaddqusi256_mask.
3977 (_mm256_maskz_loadu_epi32): Likewise.
3978 (_mm_mask_loadu_epi32): Pass const int * to
3979 __builtin_ia32_loaddqusi128_mask.
3980 (_mm_maskz_loadu_epi32): Likewise.
3981 (_mm256_mask_storeu_epi32): Pass int * to
3982 __builtin_ia32_storedqusi256_mask.
3983 (_mm_mask_storeu_epi32): Pass int * to
3984 __builtin_ia32_storedqusi128_mask.
3985 * config/i386/i386-builtin-types.def (PCSHORT): New.
3987 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3988 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3989 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3990 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3991 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3992 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3993 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3994 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3995 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3996 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3997 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3998 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3999 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4000 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4001 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4002 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4003 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4004 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4005 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4006 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4007 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4008 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4009 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4010 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4011 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4012 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4013 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4014 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4015 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4016 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4017 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4018 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4019 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4020 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4021 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4022 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4023 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4024 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4025 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4026 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4027 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4028 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4029 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4030 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4031 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4032 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4033 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4034 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4035 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4037 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4038 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4040 (ix86_expand_vector_move_misalign): Likewise.
4041 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4042 to scalar function prototype for unaligned load/store builtins.
4043 (ix86_expand_special_args_builtin): Updated.
4044 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4045 (UNSPEC_STOREU): Likewise.
4046 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4047 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4048 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4049 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4050 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4051 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4052 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4053 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4054 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4055 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4056 (<avx512>_storedqu<mode>_mask): Likewise.
4057 (*sse4_2_pcmpestr_unaligned): Likewise.
4058 (*sse4_2_pcmpistr_unaligned): Likewise.
4059 (*mov<mode>_internal): Renamed to ...
4060 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4061 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4062 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4063 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4065 2016-04-19 Richard Biener <rguenther@suse.de>
4067 PR tree-optimization/70171
4068 * tree-ssa-phiprop.c: Include stor-layout.h.
4069 (phiprop_insert_phi): Handle the aggregate copy case.
4070 (propagate_with_phi): Likewise.
4072 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4074 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4075 instead of simplify_gen_subreg (... , 0).
4076 (ix86_delegitimize_address): Ditto.
4077 (ix86_split_divmod): Ditto.
4078 (ix86_split_copysign_const): Ditto.
4079 (ix86_split_copysign_var): Ditto.
4080 (ix86_expand_args_builtin): Ditto.
4081 (ix86_expand_round_builtin): Ditto.
4082 (ix86_expand_special_args_builtin): Ditto.
4083 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4084 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4085 (udivmodqi4): Ditto.
4086 (absneg splitters): Ditto.
4087 (*jcc_bt<mode>_1): Ditto.
4089 2016-04-19 Richard Biener <rguenther@suse.de>
4091 PR tree-optimization/70724
4092 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4093 restoring out from ...
4094 (free_scc_vn): ... here.
4095 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4096 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4098 (pass_fre::execute): Restore SSA info.
4100 2016-04-19 Richard Biener <rguenther@suse.de>
4102 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4103 * gimple-walk.c (walk_gimple_op): Initialize it.
4104 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4105 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4106 remapping SSA names of defs.
4107 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4110 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4113 * lra-constraints.c (equiv_substition_p): New.
4114 (process_alt_operands): Use it.
4115 (swap_operands): Swap it.
4116 (curr_insn_transform): Update it.
4118 2016-04-18 Michael Matz <matz@suse.de>
4120 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4121 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4122 * tree-core.h (tree_type_common.align): Use bit-field.
4123 (tree_type_common.spare): New.
4124 (tree_decl_common.off_align): Make smaller.
4125 (tree_decl_common.align): Use bit-field.
4127 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4128 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4129 (scan_sharing_clauses): Ditto.
4130 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4131 (omp_finish_file): Ditto.
4132 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4133 (layout_decl): Ditto.
4134 (relayout_decl): Ditto.
4135 (finalize_record_size): Use SET_TYPE_ALIGN.
4136 (finalize_type_size): Ditto.
4137 (finish_builtin_struct): Ditto.
4138 (layout_type): Ditto.
4139 (initialize_sizetypes): Ditto.
4140 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4141 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4142 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4143 (get_chain_field): Ditto.
4144 (get_trampoline_type): Ditto.
4145 (get_nl_goto_field): Ditto.
4146 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4148 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4149 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4150 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4151 (build_qualified_type): Use SET_TYPE_ALIGN.
4152 (build_aligned_type, build_range_type_1): Ditto.
4153 (build_atomic_base): Ditto.
4154 (build_common_tree_nodes): Ditto.
4155 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4156 (expand_one_stack_var_at): Ditto.
4157 * coverage.c (build_var): Use SET_DECL_ALIGN.
4158 * except.c (init_eh): Ditto.
4159 * function.c (assign_parm_setup_block): Ditto.
4160 * symtab.c (increase_alignment_1): Ditto.
4161 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4162 * tree-vect-stmts.c (ensure_base_align): Ditto.
4163 * varasm.c (align_variable): Ditto.
4164 (assemble_variable): Ditto.
4165 (build_constant_desc): Ditto.
4166 (output_constant_def_contents): Ditto.
4168 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4169 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4170 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4171 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4172 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4174 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4177 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4178 replace %vmovsd with "%vmovq".
4179 (vec_concatv2df): Likewise.
4181 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4183 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4184 (*vec_extractv2si_0): Ditto.
4185 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4186 (zero_extended_scalar_load_operand splitters): Ditto.
4187 (vec_extract splitters): Ditto.
4188 (*vec_extractv4si_0_zext): Ditto.
4189 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4191 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4192 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4193 (*sse4_1_extractps): Use lowpart_subreg.
4194 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4196 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4198 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4200 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4201 Mention Solaris 11 packaging changes.
4202 Update gas and gld requirements.
4203 Remove reference to pre-Solaris 10 bug.
4204 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4206 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4209 2016-04-17 Jan Hubicka <jh@suse.cz>
4211 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4212 max_loop_iterations_int.
4214 2016-04-18 Richard Biener <rguenther@suse.de>
4216 PR tree-optimization/43434
4217 * tree-ssa-structalias.c (struct vls_data): New.
4218 (visit_loadstore): Handle all pointer-based accesses.
4219 (compute_dependence_clique): Compute a bitmap of restrict tags
4220 assigned bases and pass it to visit_loadstore.
4222 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4225 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4226 armv8.1-a and armv8.1-a+crc.
4228 2016-04-18 Richard Biener <rguenther@suse.de>
4230 PR tree-optimization/70701
4231 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4232 references after translating through a memcpy.
4234 2016-04-18 Richard Biener <rguenther@suse.de>
4236 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4237 (compute_antic): ... here. For partial antic use regular
4238 postorder and scrap iteration.
4239 (compute_partial_antic_aux): Remove unused return value.
4240 (init_pre): Do not allocate postorder.
4241 (fini_pre): Do not free postorder.
4243 2016-04-18 Richard Biener <rguenther@suse.de>
4246 * expmed.c (extract_bit_field_1): Remove broken case
4247 using a wider MODE_INT mode.
4249 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4251 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4252 unless compiling with at least GCC-4.8.
4254 2016-04-17 Jan Hubicka <jh@suse.cz>
4257 * graphite.c (graphite_finalize): Update call to
4258 tree_estimate_probability.
4259 * predict.h (tree_estimate_probability): Update prototype.
4261 2016-04-17 Jan Hubicka <jh@suse.cz>
4263 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4264 (tree_estimate_probability): Likewise.
4265 (pass_profile::execute): Update.
4266 (report_predictor_hitrates): New function.
4267 * profile.c (compute_branch_probabilities): Use it.
4268 * predict.h (report_predictor_hitrates): Declare.
4270 2016-04-17 Jan Hubicka <jh@suse.cz>
4273 * cgraph.h (cgraph_node::set_const_flag,
4274 cgraph_node::set_pure_flag): Update prototype to return bool;
4276 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4277 of interposable symbol are interposable, too.
4278 (cgraph_set_const_flag_1): Rename to ...
4279 (set_const_flag_1): ... this one; change to self recursive function
4280 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4281 clearnig the flag in all variants and also virtual thunks of const
4282 functions are pure; track if any change was done.
4283 (cgraph_node::set_const_flag): Update.
4284 (struct set_pure_flag_info): New struct.
4285 (cgraph_set_pure_flag_1): Rename to ...
4286 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4287 rather than pointer encoded flags; track if any changes was done;
4288 handle correctly clearning flag and setting flag of aliases already
4290 (cgraph_node::set_pure_flag): Update.
4291 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4293 2016-04-17 Tom de Vries <tom@codesourcery.com>
4296 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4299 2016-04-17 Tom de Vries <tom@codesourcery.com>
4301 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4302 '{}<> ' as escape-for-record.
4304 2016-04-17 Tom de Vries <tom@codesourcery.com>
4306 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4309 2016-04-17 Tom de Vries <tom@codesourcery.com>
4312 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4313 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4314 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4315 * passes.c (finish_optimization_passes): Only call
4316 finish_graph_dump_file if dfi->graph_dump_initialized.
4317 (execute_function_dump, pass_init_dump_file): Use
4318 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4320 2016-04-17 Tom de Vries <tom@codesourcery.com>
4322 PR tree-optimization/70256
4323 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4324 (debug_varmap): New function.
4326 2016-04-17 Tom de Vries <tom@codesourcery.com>
4329 * passes.c (pass_manager::register_pass): Propagate pflags.
4331 2016-04-17 Tom de Vries <tom@codesourcery.com>
4334 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4335 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4336 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4337 check if it's equal to p_start.
4338 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4340 2016-04-15 Jan Hubicka <jh@suse.cz>
4343 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4344 function does not bind to current def.
4345 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4346 handle conservatively calls to functions that does not need to bind
4348 (check_call): Update call of worse_state.
4349 (ignore_edge_for_nothrow): Update.
4350 (ignore_edge_for_pure_const): Likewise.
4351 (propagate_pure_const): Update calls to worse_state.
4352 (skip_function_for_local_pure_const): Reformat comments.
4354 2016-04-15 Jan Hubicka <jh@suse.cz>
4357 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4358 (cgraph_node::function_symbol): Likewise.
4359 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4360 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4361 (symtab_node::ultimate_alias_target): Add REF parameter.
4362 (symtab_node::binds_to_current_def_p): Declare.
4363 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4364 (cgraph_node::function_symbol): Likewise.
4365 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4366 (cgraph_node::get_availability): Likewise.
4367 (cgraph_edge::binds_to_current_def_p): New inline function.
4368 (varpool_node::get_availability): Add REF parameter.
4369 (varpool_node::ultimate_alias_target): Likewise.
4370 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4371 (symtab_node::binds_to_current_def_p): Likewise.
4372 * varpool.c (varpool_node::get_availability): Likewise.
4374 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4377 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4378 Fix mode size check.
4380 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4382 * BASE-VER: Set to 7.0.0.
4384 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4386 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4388 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4390 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4391 architecture revisions.
4393 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4395 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4396 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4397 * config/i386/i386.md (stack decrement to push peepholes): Guard
4398 with !x86_using_red_zone ().
4400 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4403 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4404 to dump_generic_node.
4405 (NIY): Pass also flags to do_niy.
4407 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4409 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4410 (simd_clone_vector_of_formal_parm_types)
4411 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4412 (simd_clone_mangle, simd_clone_create)
4413 (simd_clone_adjust_return_type, create_tmp_simd_array)
4414 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4415 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4416 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4417 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4418 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4419 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4420 * omp-simd-clone.c: ... this new file.
4421 (simd_clone_vector_of_formal_parm_types): Make it static.
4422 * Makefile.in (OBJS): Add omp-simd-clone.o.
4424 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4427 * config/i386/sse.md: Use proper memory operand modifiers.
4430 2016-04-15 Richard Biener <rguenther@suse.de>
4431 Alan Modra <amodra@gmail.com>
4433 PR tree-optimization/70130
4434 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4435 when alignment stays not the same and no not use the realign
4438 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4441 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4442 direct move handlers for KFmode. Change TFmode handlers test from
4443 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4445 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4448 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4449 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4450 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4451 * tree-ssa-live.c (remove_unused_scope_block_p): When
4452 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4453 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4454 block_ultimate_origin is FUNCTION_DECL.
4455 (remove_unused_locals): If current_function_decl is
4456 polymorphic_ctor_dtor_p, pass initial true to
4457 remove_unused_scope_block_p' is_ctor_dtor_block.
4459 2016-04-14 Martin Sebor <msebor@redhat.com>
4464 * doc/extend.texi (Variable Length): Revert.
4466 2016-04-14 Marek Polacek <polacek@redhat.com>
4467 Jan Hubicka <hubicka@ucw.cz>
4470 * tree.c (verify_type): Disable the canonical type of main variant
4473 2016-04-14 Jason Merrill <jason@redhat.com>
4475 * cfgexpand.c, expr.c: Revert previous change.
4477 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4480 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4481 when building a mem ref for the incoming reduction variable.
4483 2016-04-14 Richard Biener <rguenther@suse.de>
4485 PR tree-optimization/70614
4486 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4487 loop if the evolution dropped to chrec_dont_know.
4488 (interpret_condition_phi): Likewise.
4490 2016-04-14 Richard Biener <rguenther@suse.de>
4492 PR tree-optimization/70623
4493 * tree-ssa-pre.c (changed_blocks): Make global ...
4494 (compute_antic): ... local here. Move and fix worklist
4495 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4496 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4497 worklist handling, dump when ANTIC_IN changed.
4498 (compute_partial_antic_aux): Remove worklist handling.
4499 (init_pre): Do not compute post dominators. Add a comment about
4500 the CFG order chosen.
4501 (fini_pre): Do not free post dominators.
4503 2016-04-13 Martin Sebor <msebor@redhat.com>
4508 * doc/extend.texi (Variable Length): Document C++ specifics.
4510 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4513 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4514 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4515 eh edges have been purged.
4518 * tree-sra.c (create_access_replacement,
4519 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4521 * tree-pretty-print.c (dump_fancy_name): New function.
4522 (dump_decl_name, dump_generic_node): Use it.
4524 2016-04-13 Jason Merrill <jason@redhat.com>
4526 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4527 * expr.c (expand_expr_real_1): Likewise.
4529 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4531 * config/i386/i386.md (kunpckhi): Swap operands.
4532 (kunpcksi): Likewise.
4533 (kunpckdi): Likewise.
4534 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4535 (vec_pack_trunc_<mode>): Likewise.
4537 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4540 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4543 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4544 gimplification turns some element into non-constant.
4547 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4548 * explow.c (convert_memory_address_addr_space_1): No longer static,
4549 add NO_EMIT argument and don't call convert_modes if true, pass
4550 it down recursively, remove break after return.
4551 (convert_memory_address_addr_space): Adjust caller.
4552 * simplify-rtx.c (simplify_unary_operation_1): Call
4553 convert_memory_address_addr_space_1 instead of convert_memory_address,
4554 if it returns NULL, don't simplify.
4556 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4559 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4561 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4563 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4564 Bump the upper SIMDLEN limits, so that if the return type or
4565 characteristic type if the return type is void can be passed in
4566 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4569 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4572 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4573 Do not use "=" constraint on an input constraint.
4574 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4575 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4576 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4577 generates (neg (abs ...)) instead of (abs ...).
4579 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4581 PR rtl-optimization/70596
4582 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4583 just invalidate LRA data and reset them. Adjust dump wording.
4585 2016-04-12 Martin Liska <mliska@suse.cz>
4588 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4590 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4592 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4593 max_loop_iterations_int.
4594 (tree_unswitch_outer_loop): Likewise.
4595 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4596 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4598 2016-04-12 Tom de Vries <tom@codesourcery.com>
4600 PR tree-optimization/68756
4601 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4602 instead of new_name.
4604 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4606 PR tree-optimization/70602
4607 * tree-sra.c (generate_subtree_copies): Don't write anything into
4608 constant pool decls.
4610 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4611 regardless whether there are depend clauses or not.
4613 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4616 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4617 target attribute and pragma from changing the -mfloat128
4618 and -mfloat128-hardware options.
4620 * doc/extend.texi (Additional Floating Types): Document PowerPC
4621 __float128 restrictions.
4623 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4626 * config/aarch64/driver-aarch64.c
4627 (aarch64_get_extension_string_for_isa_flags): New.
4628 (arch_extension): Rename to...
4629 (aarch64_arch_extension): ...This.
4630 (ext_to_feat_string): Rename to...
4631 (aarch64_extensions): ...This.
4632 (aarch64_core_data): Keep track of architecture extension flags.
4633 (cpu_data): Rename to...
4634 (aarch64_cpu_data): ...This.
4635 (aarch64_arch_driver_info): Keep track of architecture extension
4637 (get_arch_name_from_id): Rename to...
4638 (get_arch_from_id): ...This, change return type.
4639 (host_detect_local_cpu): Update and reformat for renames, handle
4640 extensions through common infrastructure.
4642 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4645 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4646 track of a canonical flag name.
4647 (all_extensions): Likewise.
4648 (arch_to_arch_name): Also track extension flags enabled by the arch.
4649 (all_architectures): Likewise.
4650 (aarch64_parse_extension): Move to here.
4651 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4653 (aarch64_rewrite_selected_cpu): Update for above change.
4654 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4655 are handled, such that the single explicit value enabled by an
4656 extension is kept seperate from the implicit values it also enables.
4657 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4659 (aarch64_parse_extension): New.
4660 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4661 here to config/aarch64/aarch64-protos.h.
4662 (aarch64_parse_extension): Move from here to
4663 common/config/aarch64/aarch64-common.c.
4664 (aarch64_option_print): Update.
4665 (aarch64_declare_function_name): Likewise.
4666 (aarch64_start_file): Likewise.
4667 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4668 the canonical flag for extensions.
4669 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4672 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4674 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4677 2016-04-09 Tom de Vries <tom@codesourcery.com>
4679 PR tree-optimization/68953
4680 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4681 first to last subscript.
4683 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4685 PR tree-optimization/70586
4686 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4689 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4693 PR tree-optimization/70373
4697 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4698 clauses for acc parallel reductions as necessary. Error on those
4700 * omp-low.c (scan_sharing_clauses): Don't install variables which
4701 are used in acc parallel reductions.
4702 (lower_rec_input_clauses): Remove dead code.
4703 (lower_oacc_reductions): Add support for reference reductions.
4704 (lower_reduction_clauses): Remove dead code.
4705 (lower_omp_target): Don't remap variables appearing in acc parallel
4707 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4709 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4712 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4713 with multiple SSA_NAME defs, force the outputs other than first
4714 to be live before calling live_track_process_def on each output.
4716 PR rtl-optimization/70574
4717 * fwprop.c (forward_propagate_and_simplify): Don't add
4718 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4719 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4720 paradoxical subregs within *loc.
4722 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4724 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4725 -ftree-parallelize-loops={0,1}.
4726 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4727 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4728 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4729 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4730 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4732 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4735 * asan.c (instrument_derefs): If we get unknown location, extract it
4737 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4739 2016-04-08 Tom de Vries <tom@codesourcery.com>
4741 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4742 implicit firstprivate clause.
4744 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4747 * config/arm/thumb2.md (tst + branch-> lsls + branch
4748 peephole below *orsi_not_shiftsi_si): Require that condition
4749 register is dead after the peephole.
4750 (second peephole after the above): Likewise.
4752 2016-04-08 Alan Modra <amodra@gmail.com>
4755 * builtins.c (fold_builtin_classify): For IBM extended precision,
4756 look at just the high-order double to test for NaN.
4757 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4758 test just the high double for Inf but both doubles for subnormal
4761 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4763 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4764 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4765 node->simdclone->mask_mode != VOIDmode masks.
4766 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4767 earlier, use it instead of node->simdclone.
4768 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4769 Set clonei->mask_mode.
4771 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4774 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4775 Pass it through to cp_parser_already_scoped_statement.
4776 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4777 it through to cp_parser_statement.
4778 (cp_parser_statement): Pass IF_P through to
4779 cp_parser_iteration_statement.
4780 (cp_parser_pragma): Adjust call to
4781 cp_parser_iteration_statement.
4783 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4786 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4787 resolve a future -Wparentheses warning.
4788 * omp-low.c (scan_sharing_clauses): Likewise.
4789 * tree-parloops.c (eliminate_local_variables): Likewise.
4791 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4793 PR rtl-optimization/70398
4794 * lra-constraints.c (process_address_1): Check zero scale and code
4795 for reloading with zero scale.
4797 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4799 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4800 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4802 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4804 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4805 Add support for AVX512F clones, include them by default for
4806 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4807 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4811 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4812 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4813 firstprivate clauses.
4814 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4815 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4816 (lower_omp_target): Set TREE_NO_WARNING for
4817 non-addressable possibly uninitialized vars which are copied into
4818 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4820 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4822 * config/pa/predicates.md (integer_store_memory_operand): Accept
4823 REG+D operands with a large offset when reload_in_progress is true.
4824 (floating_point_store_memory_operand): Likewise.
4826 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4829 * match.pd (nested int casts): Limit to GIMPLE.
4831 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4834 * ipa-devirt.c (maybe_record_node): Fix comment; use
4835 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4837 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4839 PR rtl-optimization/70542
4840 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4841 if there are any uses other than insn or debug insns.
4843 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4844 Jakub Jelinek <jakub@redhat.com>
4846 PR tree-optimization/70509
4847 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4848 Shift HOST_WIDE_INT_1U instead of 1.
4850 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4852 PR tree-optimization/70509
4853 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4854 of the vector base type for index.
4856 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4859 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4861 2016-04-05 Richard Biener <rguenther@suse.de>
4863 PR tree-optimization/70526
4864 * tree-sra.c (build_ref_for_offset): Use prev_base to
4865 extract the alias pointer type.
4867 2016-04-05 Richard Biener <rguenther@suse.de>
4869 * dse.c (struct store_info): Remove alias_set member.
4870 (struct read_info_type): Likewise.
4871 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4872 spill_deleted, clear_alias_set_lookup): Remove.
4873 (get_group_info): Remove dead base == NULL_RTX case.
4874 (dse_step0): Remove initialization of removed variables.
4875 (delete_dead_store_insn): Reomve alias set dumping.
4876 (free_read_records): Remove alias_set handling.
4877 (canon_address): Remove alias_set_out parameter.
4878 (record_store): Remove spill_alias_set, it's always zero.
4879 (check_mem_read_rtx): Likewise.
4880 (dse_step2): Rename from ...
4881 (dse_step2_nospill): ... this. Adjust.
4882 (scan_stores): Rename from ...
4883 (scan_stores_nospill): ... this.
4884 (scan_reads): Rename from ...
4885 (scan_reads_nospill): ... this.
4886 (scan_stores_spill, scan_reads_spill): Remove.
4887 (dse_step3_scan): Remove for_spills argument which is always false.
4888 (dse_step3): Likewise.
4889 (dse_step5): Rename from ...
4890 (dse_step5_nospill): ... this. Remove alias_set handling.
4891 (rest_of_handle_dse): Adjust.
4893 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4896 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4897 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4898 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4899 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4901 2016-04-05 Richard Biener <rguenther@suse.de>
4904 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4905 non-register type temporaries into SSA.
4907 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4910 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4911 calls when sanitizing.
4912 (possible_polymorphic_call_target_p): Fix formatting.
4914 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4915 Jakub Jelinek <jakub@redhat.com>
4918 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4919 to ensure a call statement is compatible with a built-in's
4921 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4924 2016-04-04 Richard Biener <rguenther@suse.de>
4926 PR rtl-optimization/70484
4927 * rtl.h (canon_output_dependence): Declare.
4928 * alias.c (canon_output_dependence): New function.
4929 * dse.c (record_store): Use canon_output_dependence rather
4930 than canon_true_dependence.
4932 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4935 * cgraph.h (symtab_node::copy_visibility_from): New function.
4936 * symtab.c (symtab_node::copy_visibility_from): New function.
4937 * ipa-visibility.c (optimize_weakref): New function.
4938 (function_and_variable_visibility): Use it.
4940 2016-04-04 Martin Liska <mliska@suse.cz>
4943 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4944 value that is really in range handled by SBR instruction.
4945 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4946 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4947 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4949 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4953 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4954 set, but not for SP_REG operands.
4956 2016-04-02 Martin Sebor <msebor@redhat.com>
4959 * fold-const.c (maybe_nonzero_address): New function.
4960 (fold_comparison): Call it. Fold equality and relational
4961 expressions involving null pointers.
4962 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4964 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4966 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4967 the "Y" constraint (scalar FP 0.0 immediate).
4969 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4970 Add the "const_double" to the list of operand constraints.
4972 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4974 PR rtl-optimization/70467
4975 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4976 If low word of the last operand is 0, just emit addition/subtraction
4979 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4982 * config/s390/s390.c (s390_expand_insv): Check for everything
4983 constant instead of just VOIDmode stuff.
4985 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4988 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4990 2016-04-01 Nathan Sidwell <nathan@acm.org>
4992 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4994 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4996 PR rtl-optimization/70461
4997 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5000 2016-03-31 Martin Liska <mliska@suse.cz>
5003 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5004 a tree value or an immediate integer value to a buffer
5005 that is eventually copied to a BRIG section.
5006 (emit_immediate_operand): Call the function here.
5007 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5008 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5009 of class' fields that are removed.
5010 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5011 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5012 m_brig_repr_size fields.
5014 2016-03-31 Martin Liska <mliska@suse.cz>
5017 * hsa-gen.c (hsa_function_representation::update_dominance): New
5019 (convert_addr_to_flat_segment): Likewise.
5020 (gen_hsa_memory_set): New alignment argument.
5021 (gen_hsa_ctor_assignment): Likewise.
5022 (gen_hsa_insns_for_single_assignment): Provide alignment
5023 to gen_hsa_ctor_assignment.
5024 (gen_hsa_insns_for_direct_call): Add new argument.
5025 (expand_lhs_of_string_op): New function.
5026 (expand_string_operation_builtin): Likewise.
5027 (expand_memory_copy): New function.
5028 (expand_memory_set): New function.
5029 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5030 (convert_switch_statements): Change signature.
5031 (generate_hsa): Use a return value of the function.
5032 (pass_gen_hsail::execute): Do not call
5033 convert_switch_statements here.
5034 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5035 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5036 (hsa_function_representation::update_dominance): New function.
5038 2016-03-31 Martin Liska <mliska@suse.cz>
5041 * hsa-brig.c (emit_directive_variable): Emit alignment
5042 according to hsa_symbol::m_align.
5043 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5044 (dump_hsa_symbol): Dump alignment of HSA symbols.
5045 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5046 (gen_hsa_addr_with_align): New function.
5047 (hsa_bitmemref_alignment): Use newly added function.
5048 (gen_hsa_insns_for_load): Likewise.
5049 (gen_hsa_insns_for_store): Likewise.
5050 (gen_hsa_memory_copy): New argument added.
5051 (gen_hsa_insns_for_single_assignment): Respect
5052 alignment for assignments processed via gen_hsa_memory_copy.
5053 (gen_hsa_insns_for_direct_call): Likewise.
5054 (gen_hsa_insns_for_return): Likewise.
5055 (gen_function_def_parameters): Set default alignment.
5056 * hsa.c (hsa_object_alignment): New function.
5057 (hsa_byte_alignment): Pasted function.
5058 * hsa.h (hsa_symbol::m_align): New field.
5060 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5062 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5063 scratch field for goto case.
5065 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5067 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5069 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5072 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5073 (scalar_chain::convert_insn): Call convert_op for reg
5074 moves to handle undefined registers.
5076 2016-03-31 Nathan Sidwell <nathan@acm.org>
5079 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5080 Assert we don't want to move backwards.
5082 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5085 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5087 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5089 PR rtl-optimization/70460
5090 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5091 with operand from REG_LABEL_OPERAND, instead substitute
5092 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5093 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5095 2016-03-31 Martin Liska <mliska@suse.cz>
5097 * passes.c (execute_one_pass): Do not call
5098 todo_after for a discarded function.
5100 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5102 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5103 (no_cost, infinite_cost): Initialize the new field.
5104 (get_computation_cost_at): Record setup cost.
5105 (determine_use_iv_cost_address): Skip cost computation for sub
5106 uses if we can estimate it without losing accuracy.
5108 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5110 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5112 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5113 max_loop_iterations_int.
5114 (tree_unswitch_outer_loop): Likewise.
5115 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5116 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5118 2016-03-30 Richard Biener <rguenther@suse.de>
5121 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5123 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5126 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5127 in gen_blendm expander.
5129 2016-03-30 Nick Clifton <nickc@redhat.com>
5132 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5133 case where we are already provided with an SImode SUBREG.
5135 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5138 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5139 conflict between DRAP register and __builtin_eh_return.
5141 2016-03-30 Michael Matz <matz@suse.de>
5142 Richard Biener <rguenther@suse.de>
5145 * ipa-polymorphic-call.c (struct type_change_info): Change
5146 speculative to an unsigned allowing to limit the work we do.
5147 (csftc_abort_walking_p): New inline function..
5148 (check_stmt_for_type_change): Limit the number of may-defs
5149 skipped for speculative devirtualization to
5150 max-speculative-devirt-maydefs.
5151 * params.def (max-speculative-devirt-maydefs): New param.
5152 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5154 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5157 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5160 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5162 PR tree-optimization/59124
5163 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5164 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5166 2016-03-29 Jeff Law <law@redhat.com>
5168 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5170 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5172 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5175 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5177 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5178 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5179 gcrt0.o if linking dynamically.
5181 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5184 * ipa-devirt.c (methods_equal_p): New function.
5185 (compare_virtual_tables): Use it.
5186 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5187 * cgraphclones.c (clone_function_name_1): Use
5188 symbol_table::symbol_suffix_separator.
5189 * coverage.c (build_var): Likewise.
5190 * symtab.c (symbol_table::symbol_suffix_separator): New.
5192 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5194 PR rtl-optimization/70429
5195 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5196 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5197 mode != result_mode.
5200 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5202 PR tree-optimization/70405
5203 * ssa-iterators.h (num_imm_uses): Add missing braces.
5205 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5207 PR rtl-optimization/68695
5208 * ira-color.c (allocno_copy_cost_saving): New.
5209 (improve_allocation): Use it.
5211 2016-03-29 Richard Henderson <rth@redhat.com>
5214 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5216 2016-03-29 Richard Biener <rguenther@suse.de>
5219 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5220 use alignment returned by get_pointer_alignment_1 if it is
5221 bigger than BITS_PER_UNIT.
5222 * builtins.c (get_pointer_alignment_1): Do not return true
5223 for alignment extracted from SSA info.
5225 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5227 * config/ft32/ft32.opt (mnodiv): New.
5228 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5229 * doc/invoke.texi (FT32 Options -mnodiv): New.
5231 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5234 * config/i386/i386.md (define_split, andn): Fix modes.
5236 2016-03-26 Richard Biener <rguenther@suse.de>
5237 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5240 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5242 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5243 as 2nd argument to cl_optimization_restore().
5245 2016-03-25 Richard Henderson <rth@redhat.com>
5248 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5249 * config/aarch64/aarch64-protos.h: Declare it.
5250 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5252 2016-03-25 Alan Modra <amodra@gmail.com>
5255 * config/rs6000/constraints.md (j): Simplify.
5256 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5258 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5259 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5260 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5261 in all constraint alternatives.
5262 (movtd_64bit_nodm): Delete "j" constraint alternative.
5264 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5266 * tree-ssa-propagate.c: Enhance docs for
5267 SSA_PROP_NOT_INTERESTING.
5269 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5271 * doc/extend.texi: Fix typo in documentation to pure attribute.
5273 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5276 * config/pa/pa.md (bswapdi2): Use a scratch register.
5278 2016-03-24 Richard Henderson <rth@redhat.com>
5281 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5284 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5286 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5287 using ix86_expand_binary_operator instead of gen_andsi3.
5289 2016-03-24 Richard Biener <rguenther@suse.de>
5291 PR tree-optimization/70396
5292 * tree-vect-stmts.c (vectorizable_comparison): Use
5293 get_vectype_for_scalar_type.
5295 2016-03-24 Richard Biener <rguenther@suse.de>
5298 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5299 with register bases.
5301 2016-03-24 Richard Biener <rguenther@suse.de>
5303 PR tree-optimization/70372
5304 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5305 build_all_ones_cst to also handle vector types correctly.
5307 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5310 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5313 2016-03-23 Marek Polacek <polacek@redhat.com>
5316 * doc/invoke.texi: Document -Wignored-attributes.
5318 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5320 PR tree-optimization/69042
5321 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5322 parameter from 30 to 40.
5324 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5326 PR tree-optimization/69042
5327 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5328 for use with constant offset stripped in base.
5330 2016-03-23 Richard Biener <rguenther@suse.de>
5333 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5334 mode compatibility check.
5335 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5337 2016-03-23 Jeff Law <law@redhat.com>
5339 PR tree-optimization/64058
5340 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5342 (struct ssa_conflicts): Move up earlier in the file.
5343 (conflicts_, var_map_): New static variables.
5344 (initialize_conflict_count): New function to initialize the
5345 CONFLICT_COUNT field for each conflict pair.
5346 (compare_pairs): Lazily initialize the conflict count and use it
5347 as the first tie-breaker.
5348 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5349 and wipe conflicts_ and map_ around the call to qsort. Remove
5350 special case for 2 coalesce pairs.
5351 * bitmap.c (bitmap_count_unique_bits): New function.
5352 (bitmap_count_bits_in_word): New function, extracted from
5354 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5355 * bitmap.h (bitmap_count_unique_bits): Declare it.
5357 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5360 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5361 transparent alias chain for decl assembler name.
5362 * config/sol2.c (solaris_assemble_visibility): Likewise.
5364 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5366 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5368 (v10_fdivs): Likewise.
5369 (v10_fdivd): Likewise.
5371 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5374 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5375 to not call fclose twice on file.
5377 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5379 PR tree-optimization/70354
5380 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5381 oprnd0 is wider than oprnd1 and there is a cast from the wider
5382 type to oprnd1, mask it with the mask of the narrower type.
5385 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5386 Optimize TARGET_STV splitters, if high or low word of last argument
5389 2016-03-22 Jeff Law <law@redhat.com>
5392 tree-ssa-threadbackward.c
5393 (fsm_find_control_statement_thread_paths): Correctly distinguish
5394 between old style jump threads vs FSM jump threads.
5396 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5399 * config/i386/i386.c (scalar_chain::convert_op): Support
5400 uninitialized register usage case.
5402 2016-03-22 Richard Biener <rguenther@suse.de>
5405 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5407 (capture::gen_transform): ... to change behavior when substituting
5408 a condition into cond or not-cond expr context.
5409 (dt_simplify::gen_1): Adjust.
5410 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5411 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5412 last change and instead change to
5413 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5414 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5416 2016-03-22 Anthony Green <green@moxielogic.com>
5418 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5419 issue for moxiebox targets.
5420 (CC1PLUS_SPEC): Ditto.
5422 2016-03-22 Richard Biener <rguenther@suse.de>
5425 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5428 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5430 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5432 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5435 * config/i386/i386.c (def_builtin): Handle
5436 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5438 (const struct builtin_description bdesc_special_args[]):
5439 Remove duplicate ISA bits.
5441 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5444 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5445 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5446 in a way that works also for AVX512BW.
5449 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5450 instead of source if operands[1] is xmm16 and above and
5451 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5452 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5455 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5456 on assign if (*from_p) is a comparison, set it to
5457 TREE_NO_WARNING (*from_p).
5459 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5462 * lra.c (restore_scratches): Ignore deleted insns.
5464 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5465 Jakub Jelinek <jakub@redhat.com>
5467 PR tree-optimization/70317
5468 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5471 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5474 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5475 of ix86_expand_move.
5477 (movti): Use general_operand for operand 1 predicate.
5479 2016-03-21 Martin Liska <mliska@suse.cz>
5481 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5483 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5485 2016-03-21 Martin Liska <mliska@suse.cz>
5488 * ipa-icf.c (sem_function::parse): Skip static
5489 constructors and destructors.
5491 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5494 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5495 function-like macro, peek following token(s) if it is followed
5496 by CPP_OPEN_PAREN token with optional padding in between, and
5497 if not, don't treat it like a macro.
5499 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5500 Alexander Monakov <amonakov@ispras.ru>
5502 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5503 for the stabs debug format.
5505 2016-03-21 Richard Biener <rguenther@suse.de>
5507 PR tree-optimization/70310
5508 * tree-vect-generic.c (expand_vector_condition): Fold the built
5511 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5514 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5515 Block third alternative for AVX-512VL target,
5517 2016-03-21 Martin Liska <mliska@suse.cz>
5520 * hsa-brig.c (emit_function_directives): Mark unemitted
5521 global variables for emission.
5522 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5523 (get_symbol_for_decl): Likewise.
5524 * hsa.h (struct hsa_symbol): New flag.
5526 2016-03-21 Richard Biener <rguenther@suse.de>
5528 PR tree-optimization/70288
5529 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5530 we do not estimate unsimplified all-constant conditionals or
5531 switches as optimized away.
5533 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5535 PR rtl-optimization/69102
5536 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5537 when we have a readonly dependency context.
5539 2016-03-18 Jeff Law <law@redhat.com>
5541 PR rtl-optimization/70263
5542 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5543 (update_equiv_regs): When trying to move a store to after the insn
5544 that sets the source of the store, make sure the store occurs after
5545 the insn that sets the source of the store. When successful note
5546 the REG_EQUIV note created in the dump file.
5548 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5549 Bernd Schmidt <bschmidt@redhat.com>
5551 * doc/extend.texi: Document more potential problems with basic asms.
5553 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5555 PR rtl-optimization/70278
5556 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5559 2016-03-18 Jason Merrill <jason@redhat.com>
5561 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5563 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5565 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5566 values to 128b regs.
5568 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5570 PR tree-optimization/70252
5571 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5572 boolean vector has a proper number of elements.
5573 (supportable_narrowing_operation): Likewise.
5575 2016-03-18 Tom de Vries <tom@codesourcery.com>
5578 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5580 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5582 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5583 instead of replace_rtx for DEBUG_INSNs.
5585 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5587 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5588 load type reservations.
5590 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5593 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5594 define_constraint for "Q" and "T" constraints.
5596 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5598 Tweak the pipeline model for Exynos M1
5600 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5603 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5606 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5607 where one or both locations aren't within a line_map.
5609 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5612 * opts.c (finish_options): Don't set flag_pie to the default if
5613 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5616 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5618 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5619 true as ALL_REGS argument to replace_rtx.
5621 2016-03-17 Richard Biener <rguenther@suse.de>
5624 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5627 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5630 * rtl.h (replace_rtx): Add ALL_REGS argument.
5631 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5632 equality and assert mode is the same, instead of just rtx pointer
5634 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5635 true as ALL_REGS argument to replace_rtx.
5637 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5639 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5640 for boolean vector with vector mode only.
5641 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5643 2016-03-17 Nick Clifton <nickc@redhat.com>
5646 * config/rx/rx.c (rx_print_integer): Print negative constants in
5649 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5652 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5654 2016-03-16 Richard Henderson <rth@redhat.com>
5655 Richard Biener <rguenth@suse.de>
5660 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5661 first operand as is_gimple_condexpr.
5666 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5667 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5668 Do not gimplify the result.
5669 (do_unop): Adjust call to tree_vec_extract.
5670 (do_binop): Likewise.
5671 (do_compare): Likewise.
5672 (do_plus_minus): Likewise.
5673 (do_negate): Likewise.
5674 (expand_vector_condition): Likewise.
5675 (do_cond): Likewise.
5677 2016-03-16 Richard Henderson <rth@redhat.com>
5680 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5681 (aarch64_classify_address): Use it.
5682 (aarch64_legitimize_address): Force all subexpressions of PLUS
5683 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5685 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5686 Richard Biener <rguenth@suse.de>
5689 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5690 return to even if only REGNO is equal, and assert
5693 2016-03-11 Jeff Law <law@redhat.com>
5695 PR rtl-optimization/70224
5696 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5698 2016-03-16 Richard Henderson <rth@redhat.com>
5701 * function.h (struct function): Add has_forced_label_in_static.
5702 * gimplify.c (force_labels_r): Set it.
5703 * lto-streamer-in.c (input_struct_function_base): Read it.
5704 * lto-streamer-out.c (output_struct_function_base): Write it.
5705 * tree-inline.c (has_label_address_in_static_1): Remove.
5706 (copy_forbidden): Remove fndecl parameter; test
5707 has_forced_label_in_static.
5708 (inline_forbidden_p): Update call to copy_forbidden.
5709 (tree_versionable_function_p): Likewise.
5710 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5711 (chkp_versioning): Likewise.
5712 * tree-inline.h (copy_forbidden): Update decl.
5714 2016-03-16 Marek Polacek <polacek@redhat.com>
5717 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5718 function being thunked if the result type doesn't have fixed size.
5719 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5720 doesn't have fixed size.
5722 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5724 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5725 reporting malformed loop nest.
5727 2016-03-16 Tom de Vries <tom@codesourcery.com>
5730 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5731 nodes.length () == 1 test to before first nodes[0] access.
5733 2016-03-16 Tom de Vries <tom@codesourcery.com>
5735 PR tree-optimization/68715
5736 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5739 2016-03-16 Tom de Vries <tom@codesourcery.com>
5741 PR tree-optimization/68809
5742 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5745 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5746 Sandra Loosemore <sandra@codesourcery.com>
5748 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5749 on leaf attribute. Mention ELF interposition problems.
5751 2016-03-16 Alan Modra <amodra@gmail.com>
5753 PR rtl-optimization/69195
5754 PR rtl-optimization/47992
5755 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5758 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5761 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5763 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5765 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5767 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5769 PR rtl-optimization/70222
5770 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5771 optimization if mode is different from result_mode, queue up masking
5772 of the result in outer_op. Formatting fix.
5775 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5778 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5780 PR rtl-optimization/69032
5781 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5782 looping backwards over basic block insns.
5784 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5787 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5788 to non-speculative when propagating trap bits.
5790 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5792 PR rtl-optimization/63384
5793 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5796 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5799 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5800 factored out from ...
5801 (sched_analyze_insn): ... here.
5802 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5803 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5804 get_implicit_reg_pending_clobbers in it.
5805 (setup_id_reg_sets): Use setup_id_implicit_regs.
5806 (deps_init_id): Ditto.
5808 2016-03-15 Tom de Vries <tom@codesourcery.com>
5811 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5813 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5814 execute_function_dump.
5815 (execute_one_pass): Don't dump function if it will be dumped after ipa
5818 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5820 * genrecog.c (match_pattern_2): If pred is NULL don't call
5821 safe_predicate_mode on it.
5823 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5826 * lra-constraints.c (delete_move_and_clobber): Change assertion
5827 to also allow dregno == 0.
5829 2016-03-14 Richard Henderson <rth@redhat.com>
5832 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5833 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5834 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5835 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5838 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5841 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5843 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5845 * lra-constraints.c (split_reg): For hard regs, try to find the
5846 biggest single-register mode used in the function.
5848 2016-03-14 Richard Biener <rguenther@suse.de>
5850 PR tree-optimization/56365
5851 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5852 constants to compare against.
5854 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5857 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5858 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5859 (define_split for the GPR case): Use int_reg_operand instead of
5860 gpc_reg_operand for the output.
5862 2016-03-14 Tom de Vries <tom@codesourcery.com>
5864 PR tree-optimization/70045
5865 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5866 create_empty_if_region_on_edge argument.
5868 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5870 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5871 (STACK_CHECK_PROTECT): Likewise.
5872 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5873 (STACK_CHECK_PROTECT): Likewise.
5874 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5875 (STACK_CHECK_PROTECT): Likewise.
5876 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5877 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5878 (STACK_CHECK_PROTECT): Likewise.
5880 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5882 PR rtl-optimization/69307
5883 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5884 registers in modes that span more than one register.
5886 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5889 * lra-constraints.c (delete_move_and_clobber): New.
5890 (remove_inheritance_pseudos): Use it.
5892 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5895 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5896 the libcall is LCT_THROW.
5897 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5898 for the checking routine.
5900 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5903 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5904 optimization if we have direct move.
5905 (roundu32<mode>2_fprs): Likewise.
5907 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5910 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5912 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5913 Arguments swapped. All callers changed. Take reg_renumber into
5914 account, and Calculate and compare register ranges for hard regs.
5916 2016-03-11 Jeff Law <law@redhat.com>
5918 PR tree-optimization/70190
5919 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5920 Handle cases where we can not extract the taken edge, even though we
5921 found a constant value.
5923 PR tree-optimization/64058
5924 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5925 (num_coalesce_pairs): Move up earlier in file.
5926 (find_coalesce_pair): Initialize the INDEX field for each pair
5928 (compare_pairs): No longer sort on the elements in each pair.
5929 Instead break ties with the index of the coalesce pair.
5931 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5934 * config/aarch64/aarch64-protos.h
5935 (aarch64_save_restore_target_globals): New prototype.
5936 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5937 Call the above when popping pragma.
5938 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5940 (aarch64_set_current_function): Rewrite using the above.
5942 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5944 PR tree-optimization/70177
5945 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5946 (extract_ops_from_tree): ... this. In the 2 argument
5947 overload remove _1 suffix.
5948 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5949 (extract_ops_from_tree): ... this.
5950 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5952 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5953 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5954 extract_ops_from_tree instead of 2 operand one.
5956 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5958 PR tree-optimization/70013
5959 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5960 for constant-pool entries.
5962 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5964 PR rtl-optimization/70174
5965 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5966 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5968 PR tree-optimization/70169
5969 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5970 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5973 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5974 Jakub Jelinek <jakub@redhat.com>
5977 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5978 of uninitialized values.
5980 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5982 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5984 ("*trunctddd2"): New pattern definition.
5985 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5988 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5990 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5991 definitions for BFP and DFP rounding modes.
5992 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5993 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5994 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5995 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5998 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6000 * config/s390/constraints.md: Adjust comment.
6001 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6002 s390_decompose_addrstyle_without_index.
6003 * config/s390/predicates.md (shift_count_or_setmem_operand):
6004 Rename to setmem_operand.
6005 * config/s390/s390-protos.h
6006 (s390_decompose_shift_count): Rename to
6007 s390_decompose_addrstyle_without_index.
6008 * config/s390/s390.c (s390_decompose_shift_count)
6009 (s390_mem_constraint, print_shift_count_operand)
6010 (print_operand_address, print_operand): Rename
6011 s390_decompose_shift_count to
6012 s390_decompose_addrstyle_without_index and rename
6013 print_shift_count_operand to print_addrstyle_operand troughout the
6015 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6016 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6017 Rename shift_count_or_setmem_operand to setmem_operand.
6018 * config/s390/vx-builtins.md ("vec_insert<mode>")
6019 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6022 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6025 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6026 Handle overlapping retval and newval.
6028 2016-03-10 Nick Clifton <nickc@redhat.com>
6031 * config/aarch64/aarch64.c
6032 (aarch64_override_options_after_change_1): When forcing
6033 flag_omit_frame_pointer to be true, use a special value that can
6034 be detected if this function is called again, thus preventing
6035 flag_omit_leaf_frame_pointer from being forced to be false.
6037 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6039 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6040 Set x_flag_omit_leaf_frame_pointer when handling
6041 -momit-leaf-frame-pointer.
6043 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6046 * cgraph.c (cgraph_node::dump): Dump split_part and
6047 indirect_call_target.
6048 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6049 * ipa.c (has_addr_references_p): Cleanup.
6050 (is_indirect_call_target_p): New.
6051 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6052 called indirectly as local.
6053 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6055 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6058 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6059 on cxa_pure_virtual.
6061 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6064 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6066 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6069 * tree.c (need_assembler_name_p): Only record main variant type names.
6071 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6074 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6075 Always define to 0 or 1.
6076 (TARGET_FIX_ERR_A53_843419): New macro.
6077 * config/aarch64/aarch64-elf-raw.h
6078 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6079 * config/aarch64/aarch64-linux.h: Likewise.
6080 * config/aarch64/aarch64.c
6081 (aarch64_override_options_after_change_1): Do not default
6082 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6084 (aarch64_attributes): Handle fix-cortex-a53-843419.
6085 (aarch64_can_inline_p): Likewise.
6086 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6088 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6089 Jakub Jelinek <jakub@redhat.com>
6091 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6092 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6093 DECL_COMMONS if flag_unconstrained_commons is set.
6094 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6095 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6096 (funconstrained-commons): Document.
6098 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6100 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6101 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6103 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6105 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6106 has a proper number of elements.
6108 2016-03-10 Alan Modra <amodra@gmail.com>
6110 PR rtl-optimization/69195
6111 PR rtl-optimization/47992
6112 * ira.c (recorded_label_ref): Delete.
6113 (update_equiv_regs): Return void.
6114 (indirect_jump_optimize): New function.
6115 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6116 before regstat_compute_ri. Don't rebuild_jump_labels here.
6117 Delete update_regstat.
6119 2016-03-10 Richard Biener <rguenther@suse.de>
6121 PR tree-optimization/70128
6122 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6123 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6125 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6127 PR tree-optimization/70152
6128 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6129 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6132 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6133 instead of gen_sse2_loadlpd.
6134 * config/i386/sse.md (*vec_concatv2df): Rename to...
6135 (vec_concatv2df): ... this.
6137 PR tree-optimization/70127
6138 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6140 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6144 * diagnostic-show-locus.c (compatible_locations_p): New function.
6145 (layout::layout): Sanitize ranges using compatible_locations_p.
6147 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6151 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6152 location_range param with three const expanded_locations * and a
6154 (layout::layout): Replace call to
6155 rich_location::lazily_expand_location with get_expanded_location.
6156 Extract the range and perform location expansion here, passing
6157 the results to the layout_range ctor.
6158 * diagnostic.c (source_range::debug): Delete.
6159 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6160 of rich_location::get_expanded_location.
6161 * gcc-rich-location.c (get_range_for_expr): Delete.
6162 (gcc_rich_location::add_expr): Reimplement to avoid the
6163 rich_location::add_range overload that took a location_range,
6164 passing a location_t instead.
6166 2016-03-09 Richard Biener <rguenther@suse.de>
6167 Jakub Jelinek <jakub@redhat.com>
6169 PR tree-optimization/70138
6170 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6171 Also skip vect_double_reduction_def.
6173 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6176 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6177 if the operand is "m".
6179 2016-03-09 Nathan Sidwell <nathan@acm.org>
6181 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6183 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6185 * config/i386/i386.c (processor_target_table): Fix cost table
6186 intialization order for znver1.
6188 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6190 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6191 - becuase -> because.
6192 * ipa-reference.c (ignore_module_statics): Likewise.
6193 * cgraph.c (cgraph_node::get_body): Likewise.
6194 * ipa-inline.c (early_inliner): Likewise.
6195 * ipa-devirt.c (types_same_for_odr): Likewise.
6196 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6197 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6199 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6201 * tree-ssa-math-opts.c: Fix typo in comment.
6203 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6206 * config/i386/i386.c (scalar_chain::make_vector_copies,
6207 scalar_chain::convert_reg): Call end_sequence in between
6208 get_insns and emit_conversion_insns rather than after both
6211 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6214 * config/i386/i386.h (machine_function): Add
6215 pc_thunk_call_expanded flag.
6216 (ix86_pc_thunk_call_expanded): New define.
6217 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6218 (*set_got): Rename insn pattern from set_got.
6219 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6220 * config/i386/i386.c (ix86_compute_frame_layout): Use
6221 ix86_pc_thunk_call_expanded to prevent red-zone.
6223 2016-03-07 Martin Jambor <mjambor@suse.cz>
6225 * hsa.h (hsa_get_ctor_statements): Declare.
6226 (hsa_get_dtor_statements): Likewise.
6227 (hsa_get_kernel_dispatch_type): Likewise.
6228 * hsa.c (hsa_get_ctor_statements): New function.
6229 (hsa_get_dtor_statements): Likewise.
6230 (hsa_get_kernel_dispatch_type): Likewise.
6231 * hsa-brig.c (hsa_cdtor_statements): Removed.
6232 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6233 hsa_get_dtor_statements.
6234 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6235 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6237 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6239 * config/arm/arm-cores.def (cortex-r8): New.
6240 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6241 * config/arm/arm-tune.md: Likewise.
6242 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6244 2016-03-07 Martin Sebor <msebor@redhat.com>
6246 PR rtl-optimization/19705
6247 * doc/invoke.texi (Options That Control Optimization): Clarify
6248 -fno-branch-count-reg.
6250 2016-02-26 Richard Biener <rguenther@suse.de>
6251 Jeff Law <law@redhat.com>
6253 PR tree-optimization/69740
6254 * cfghooks.c (remove_edge): Request loop fixups if we delete
6255 an edge that might turn an irreducible loop into a natural
6257 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6258 Move after definition of loops_state_clear.
6260 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6262 PR rtl-optimization/69052
6263 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6266 2016-03-07 Tom de Vries <tom@codesourcery.com>
6268 PR tree-optimization/70116
6269 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6270 is_tm_ending stmts and ubsan/asan internal functions.
6271 (find_duplicate): Use it. Don't test is_tm_ending here.
6273 2016-03-07 Richard Biener <rguenther@suse.de>
6275 PR tree-optimization/70115
6276 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6277 (propagate_constants_for_unrolling): Use replace_uses_by.
6279 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6282 * omp-low.c (struct oacc_loop): Add ifns.
6283 (new_oacc_loop_raw): Initialize it.
6284 (finish_oacc_loop): Clear mask & flags if no ifns.
6285 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6286 (oacc_loop_xform_loop): Add ifns arg & adjust.
6287 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6289 2016-03-07 Richard Henderson <rth@redhat.com>
6292 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6293 (insert_value_copy_on_edge): Likewise.
6295 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6297 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6299 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6302 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6304 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6306 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6308 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6310 Fix sseimul type attribute.
6311 * config/i386/znver1.md
6312 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6313 znver1_sseimul_avx256_load) : Fix the type attribute.
6314 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6315 pipe usage and latency.
6317 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6320 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6321 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6324 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6327 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6329 PR rtl-optimization/69941
6330 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6331 the reg share its mode.
6333 2016-03-04 Jeff Law <law@redhat.com>
6335 PR tree-optimization/69196
6336 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6337 If the both SSA_NAMEs are anonymous, then consider them unassociated
6338 and include the PHI in the statement count.
6340 2016-03-05 Tom de Vries <tom@codesourcery.com>
6342 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6343 construct in oacc routine. Check for oacc region in oacc routine.
6345 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6348 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6349 2016-02-22 changes, instead don't recurse if RECUR is already true.
6350 Don't change *dynamic_check if RECUR. Adjust recursive caller
6351 to pass true to the new argument.
6352 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6355 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6356 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6358 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6360 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6362 PR rtl-optimization/57676
6363 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6366 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6368 * tree-vect-patterns.c (search_type_for_mask): Handle
6369 comparison of booleans.
6371 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6373 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6377 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6378 all other ops that have dw_val_class_die_ref operands,
6379 and DW_OP_GNU_entry_value.
6381 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6383 PR rtl-optimization/69904
6384 * config/arm/arm.c (arm_cannot_copy_insn_p):
6385 Return true for load-exclusive instructions.
6387 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6390 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6391 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6392 the pattern no matter if it is used just by non-pattern, pattern
6394 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6395 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6396 oprnd1 def_stmt is in pattern, don't look through it.
6398 2016-03-03 Marek Polacek <polacek@redhat.com>
6401 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6403 2016-03-03 Martin Liska <mliska@suse.cz>
6405 PR tree-optimization/70043
6406 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6407 previous statement if we see a debug statement.
6409 2016-03-03 Richard Biener <rguenther@suse.de>
6411 PR tree-optimization/55936
6412 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6413 parameter and guard unsafe equivalence use.
6414 (vrp_evaluate_conditional_warnv_with_ops): Always use
6415 safe equivalences but not via the quadratic compare_names
6418 2016-03-03 Michael Collison <michael.collison@linaro.org>
6421 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6422 for operand 1 to s_register_operand. Change predicate for operand
6423 2 to arm_not_immediate_operand.
6425 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6427 * doc/tm.texi: Regenerated.
6429 2016-03-02 Richard Henderson <rth@redhat.com>
6432 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6433 simplification when all args are positive non-fixed registers.
6435 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6437 * target.def (lra_p): Specify that new ports should use LRA.
6439 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6442 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6443 gimplify_type_sizes the type they refer to.
6444 (omp_notice_variable): Handle reference vars to VLAs.
6445 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6446 reference to VLA decls in the second pass instead of first pass.
6448 2016-03-02 Tom de Vries <tom@codesourcery.com>
6450 PR tree-optimization/68659
6451 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6452 new_expr == NULL_TREE.
6453 (get_new_name): Handle ADDR_EXPR.
6455 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6457 PR rtl-optimization/69052
6458 * loop-invariant.c (canonicalize_address): New function.
6459 (inv_can_prop_to_addr_use): Check validity of address expression
6460 which is canonicalized by above function.
6462 2016-03-02 Alan Modra <amodra@gmail.com>
6465 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6468 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6471 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6472 (*movhi_internal): Put mask moves from and to memory separately
6473 from moves from/to GPRs.
6475 2016-03-02 Richard Biener <rguenther@suse.de>
6477 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6478 GENERIC expressions in GIMPLE.
6480 2016-03-02 Richard Biener <rguenther@suse.de>
6482 * config/i386/i386.c (type_natural_mode): Fix typo.
6484 2016-03-02 Nick Clifton <nickc@redhat.com>
6486 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6488 2016-03-02 Richard Biener <rguenther@suse.de>
6489 Uros Bizjak <ubizjak@gmail.com>
6492 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6494 2016-03-02 Richard Biener <rguenther@suse.de>
6497 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6499 2016-03-02 Marek Polacek <polacek@redhat.com>
6502 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6503 "is promoted to" warning.
6505 2016-03-01 DJ Delorie <dj@redhat.com>
6507 * config.gcc: Deprecate mep-*.
6509 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6512 * lra-constraints.c (regno_val_use_in): New.
6513 (match_reload): Use it instead of regno_use_in.
6515 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6517 PR rtl-optimization/70007
6518 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6519 references present in REG_EQUAL notes attached to non-SET patterns.
6521 2016-03-01 Jeff Law <law@redhat.com>
6523 PR tree-optimization/69196
6524 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6525 Appropriately clamp the number of statements to copy when the
6526 thread path does not traverse a loop backedge.
6528 PR tree-optimization/69196
6529 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6530 Do count some PHIs in the thread path against the insn count. Decrease
6531 final statement count by one as the control statement in the last
6532 block will get removed. Remove special cased code for handling PHIs
6535 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6538 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6539 asm dialect alternatives to explicit GOTPCREL calls.
6541 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6544 * ira.c (do_reload): Issue warning for generic stack checking here...
6545 * reload1.c (reload): ...instead of here and streamline it.
6547 2016-03-01 Nick Clifton <nickc@redhat.com>
6549 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6551 2016-03-01 Richard Biener <rguenther@suse.de>
6553 PR tree-optimization/69983
6554 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6555 types and fall back to operand_equal_p.
6557 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6560 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6562 * config/s390/constraints.md ("jm8"): New constraint.
6563 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6565 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6567 ("*setmem_long<setmem_and>"): New pattern.
6568 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6570 ("*setmem_long_31z<setmem_and>"): New pattern.
6571 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6572 New substitution rules with the required attributes.
6575 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6578 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6580 * gensupport.c (process_substs_on_one_elem): Split loop to
6581 complete mark_operands_used_in_match_dup on all expressions in the
6583 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6584 and remove function.
6586 2016-03-01 Richard Biener <rguenther@suse.de>
6589 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6590 vector BIT_FIELD_REF extract.
6592 2016-03-01 Richard Biener <rguenther@suse.de>
6594 PR tree-optimization/69994
6595 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6597 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6599 PR tree-optimization/69956
6600 * tree-vect-stmts.c (supportable_widening_operation): Support
6601 multi-step conversion of boolean vectors.
6602 (supportable_narrowing_operation): Likewise.
6604 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6606 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6609 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6611 * config/s390/subst.md (DSI_VI): New mode iterator.
6612 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6613 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6614 the insn definition.
6615 ("*vec_set<mode>"): Change predicate and add alternative to
6616 support only either register or const_int operands as element
6618 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6620 ("vec_extract<mode>"): New expander.
6621 ("*vec_extract<mode>"): New insn definition supporting reg and
6622 const_int element selectors.
6623 ("*vec_extract<mode>_plus"): New insn definition supporting
6624 reg+const_int element selectors.
6625 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6626 following expander+insn definition.
6627 ("<vec_shifts_name><mode>3"): New expander.
6628 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6630 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6632 * config/s390/s390.md ("*tabort_1"): Change predicate to
6633 nonmemory_operand. Add a second alternative to cover
6634 register as well as const int operands.
6635 ("*tabort_1_plus"): New pattern definition.
6637 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6639 * config/s390/s390.md ("*ashrdi3_cc_31")
6640 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6641 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6642 Merge insn definitions into ...
6643 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6644 New pattern definition.
6645 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6646 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6647 ("*ashr<mode>3_and"): Merge insn definitions into ...
6648 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6649 New pattern definition.
6650 * config/s390/subst.md ("addr_style_op_cc_subst")
6651 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6652 substitutions patterns plus attributes.
6653 Add ashiftrt to SUBST iterator.
6655 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6657 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6658 op2 to nonmemory_operand.
6659 ("*<shift>di3_31", "*<shift>di3_31_and"):
6660 Merge into single pattern definition ...
6661 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6662 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6663 pattern definition ...
6664 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6665 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6668 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6670 * config/s390/predicates.md (const_int_6bitset_operand): New
6672 * config/s390/s390.md: Include subst.md.
6673 ("rotl<mode>3"): New expander.
6674 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6676 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6677 * config/s390/subst.md: New file.
6679 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6681 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6682 Remove RRR type. It doesn't really exist.
6683 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6685 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6686 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6687 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6688 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6689 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6690 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6691 `enabled' attribute.
6693 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6695 * gensupport.c (process_substs_on_one_elem): Split loop to
6696 complete mark_operands_used_in_match_dup on all expressions in the
6698 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6699 and remove function.
6701 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6704 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6705 (CEIL_NWORDS): ...this. Use CEIL macro.
6706 (compute_fp_layout): Adjust to above renaming.
6707 (function_arg_union_value): Likewise.
6708 (sparc_arg_partial_bytes): Likewise.
6709 (sparc_function_arg_advance): Likewise.
6711 2016-02-29 Jeff Law <law@redhat.com>
6713 PR tree-optimization/70005
6714 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6715 where an object with a boolean range is compared against a value
6718 PR tree-optimization/69999
6719 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6720 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6723 2016-02-29 Richard Biener <rguenther@suse.de>
6725 PR tree-optimization/69994
6726 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6727 (get_unary_op): Look through nop conversions.
6728 (ops_equal_values_p): New function, look for equality diregarding
6730 (eliminate_plus_minus_pair): Use ops_equal_values_p
6731 (repropagate_negates): Do not use get_unary_op here.
6733 2016-02-29 Martin Liska <mliska@suse.cz>
6735 * system.h: Poison ENABLE_CHECKING macro.
6737 2016-02-29 Martin Liska <mliska@suse.cz>
6739 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6740 is presented in dump flags.
6741 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6742 (hsa_regalloc): Likewise.
6744 2016-02-19 Richard Biener <rguenther@suse.de>
6746 PR tree-optimization/69980
6747 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6748 permutation of those we need to keep.
6750 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6753 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6754 (NWORDS_UP): ...this
6755 (init_cumulative_args): Minor tweaks.
6756 (sparc_promote_function_mode): Likewise.
6757 (scan_record_type): Delete.
6758 (traverse_record_type): New function template.
6759 (classify_data_t): New structure type.
6760 (classify_registers): New inline function.
6761 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6762 exhausted. Instantiate traverse_record_type on classify_registers and
6763 deal with the case of a structure passed in slot #15 with no FP field
6765 (assign_data_t): New structure type.
6766 (compute_int_layout): New static function.
6767 (compute_fp_layout): Likewise.
6768 (count_registers): New inline function.
6769 (assign_int_registers): New static function.
6770 (assign_fp_registers): Likewise.
6771 (assign_registers): New inline function.
6772 (function_arg_record_value_1): Delete.
6773 (function_arg_record_value_2): Likewise.
6774 (function_arg_record_value_3): Likewise.
6775 (function_arg_record_value): Adjust to above changes. Instantiate
6776 traverse_record_type on count_registers to first count the number of
6777 registers to be used and then on assign_registers to assign them.
6778 (function_arg_union_value): Adjust to above renaming.
6779 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6780 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6781 case of a structure passed in slot #15
6782 (sparc_function_arg_advance): Likewise.
6783 (function_arg_padding): Minor tweak.
6785 2016-02-29 Richard Biener <rguenther@suse.de>
6787 PR tree-optimization/69720
6788 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6789 the adjustment_def path for possibly vectorized defs.
6790 (vect_create_epilog_for_reduction): Handle vectorized initial
6793 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6795 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6797 2016-02-27 Jeff Law <law@redhat.com>
6800 2016-02-26 Richard Biener <rguenther@suse.de>
6801 Jeff Law <law@redhat.com>
6803 PR tree-optimization/69740
6804 * cfghooks.c (remove_edge): Request loop fixups if we delete
6805 an edge that might turn an irreducible loop into a natural
6808 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6810 PR rtl-optimization/69896
6811 * tree-vect-generic.c (get_compute_type): Avoid single element
6814 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6816 Rename the AArch64 tuning option and related functions to enable the
6817 Newton series for the reciprocal square root to reflect its
6818 approximative characteristic.
6820 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6821 function to "aarch64_emit_approx_rsqrt".
6822 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6823 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6824 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6825 (xgene1_tunings): Likewise.
6826 (use_rsqrt_p): Likewise.
6827 (aarch64_emit_swrsqrt): Use new function name.
6828 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6829 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6830 text explaining this option.
6831 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6833 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6836 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6837 complain about -mallow-movmisalign without -mvsx if
6838 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6840 2016-02-26 Joel Sherrill <joel@rtems.org>
6842 * config.gcc: Add x86_64-*-rtems*.
6843 * gcc/config/i386/rtems-64.h: New file.
6845 2016-02-26 Joel Sherrill <joel@rtems.org>
6847 * config.gcc: Add aarch64-*-rtems*.
6848 * gcc/config/aarch64/rtems.h: New file.
6850 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6853 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6854 shift amount using %h. Add comment.
6856 2016-02-26 Richard Biener <rguenther@suse.de>
6857 Jeff Law <law@redhat.com>
6859 PR tree-optimization/69740
6860 * cfghooks.c (remove_edge): Request loop fixups if we delete
6861 an edge that might turn an irreducible loop into a natural
6864 2016-02-26 Martin Jambor <mjambor@suse.cz>
6867 * tree-sra.c (sra_modify_assign): Do not remove loads of
6868 uninitialized aggregates to SSA_NAMEs.
6870 2016-02-26 Richard Henderson <rth@redhat.com>
6873 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6874 pseudo in case the target rtx matches the source of the left
6877 2016-02-26 Martin Jambor <mjambor@suse.cz>
6880 * hsa.h (hsa_type_packed_p): Declare.
6881 * hsa.c (hsa_type_packed_p): New function.
6882 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6884 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6885 * hsa-brig.c (emit_basic_insn): Likewise.
6887 2016-02-26 Martin Jambor <mjambor@suse.cz>
6890 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6892 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6894 2016-02-26 Martin Jambor <mjambor@suse.cz>
6896 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6897 hsa_op_with_type operands.
6898 (hsa_unsigned_type_for_type): Declare.
6899 * hsa.c (hsa_unsigned_type_for_type): New function.
6900 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6901 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6902 the finalizer. Do not emit extra move.
6904 2016-02-26 Martin Jambor <mjambor@suse.cz>
6906 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6907 atomic operations in private segment.
6909 2016-02-26 Martin Jambor <mjambor@suse.cz>
6911 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6912 statements to wi->info. Also disallow omp simd constructs.
6913 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6914 for not gridifying. Dump special string for omp_for.
6916 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6919 * config/aarch64/aarch64.c (aarch64_set_current_function):
6920 Save/restore target globals when switching to
6921 target_option_default_node.
6923 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6926 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6927 Return 0 if !SHIFT_COUNT_TRUNCATED.
6929 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6930 Eric Botcazou <ebotcazou@adacore.com>
6932 PR rtl-optimization/69891
6933 * dse.c (scan_insn): If we can't figure out memset arguments
6934 or they are non-constant, call clear_rhs_from_active_local_stores.
6936 2016-02-26 Martin Liska <mliska@suse.cz>
6938 * doc/extend.texi: Mention clog10, clog10f an clog10l
6939 in Builtins section.
6941 2016-02-26 Martin Liska <mliska@suse.cz>
6943 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6945 (resolve_args_picking_1): Likewise.
6946 * dwarf2out.h (struct GTY): Likewise.
6948 2016-02-26 Martin Liska <mliska@suse.cz>
6950 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6952 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6954 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6955 Martin Liska <mliska@suse.cz>
6957 * doc/install.texi: Mention --enable-valgrind-annotations.
6959 2016-02-26 Richard Biener <rguenther@suse.de>
6961 PR tree-optimization/69551
6962 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6963 looking through aliases adjust DECL_PT_UID to refer to the
6964 ultimate alias target.
6966 2016-02-25 Martin Liska <mliska@suse.cz>
6969 * alloc-pool.c (after_memory_report): New variable.
6970 * alloc-pool.h (base_pool_allocator ::release): Do not use
6971 the infrastructure if after_memory_report.
6972 * toplev.c (toplev::main): Mark after memory report.
6974 2016-02-25 Richard Biener <rguenther@suse.de>
6976 PR tree-optimization/48795
6977 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6979 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6982 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6983 offloading is enabled and -fopenacc or -fopenmp is specified.
6984 (CRTOFFLOADEND): Likewise.
6985 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6986 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6987 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6988 (offload_objects_file_name): New static var.
6989 (tool_cleanup): Remove offload_objects_file_name file.
6990 (find_offloadbeginend): Replace with ...
6991 (find_crtoffloadtable): ... this.
6992 (run_gcc): Remove offload_argc and offload_argv.
6993 Get offload_objects_file_name from -foffload-objects=... option.
6994 Read names of object files with offload from this file, pass them to
6995 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6996 don't pass offloadbegin and offloadend to the linker. Don't pass
6997 offload non-LTO files to the linker, because now they're not claimed.
6999 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7002 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7003 on builtin_unreachable.
7005 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7007 PR rtl-optimization/69896
7008 * regcprop.c: Include cfgrtl.h.
7009 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7010 than remembered mode, either delete it (if noop_move_p), or
7011 treat like copy_p but not noop_p instruction.
7013 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7016 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7017 - allow NULL decl for Fortran DW_TAG_common_block variables.
7019 2016-02-24 Jason Merrill <jason@redhat.com>
7021 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7023 2016-02-24 Richard Biener <rguenther@suse.de>
7024 Jakub Jelinek <jakub@redhat.com>
7027 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7028 conditionally executed ops to well-defined overflow behavior.
7030 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7033 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7036 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7038 PR rtl-optimization/69886
7039 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7040 argument. Use it when checking validity of set instructions.
7041 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7042 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7044 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7045 * store-motion.c (find_moveable_store): Update
7046 can_assign_to_reg_without_clobbers_p callsite.
7048 2016-02-24 Richard Biener <rguenther@suse.de>
7051 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7053 (record_nonwrapping_iv): Do not fall back to the low/high bound
7054 for non-constant IV bases if the stmt is not always executed.
7056 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7058 * config/arm/arm-cores.def (cortex-a32): New entry.
7059 * config/arm/arm-tables.opt: Regenerate.
7060 * config/arm/arm-tune.md: Regenerate.
7061 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7062 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7063 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7064 for -mcpu and -mtune.
7066 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7069 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7070 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7071 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7072 (atomic_loaddi_1): Delete.
7073 (atomic_loaddi): Rewrite expander using the above changes.
7075 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7078 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7081 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7082 Richard Biener <rguenth@suse.de>
7085 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7086 set_mem_attributes if tem is SSA_NAME which got expanded
7089 2016-02-24 Richard Biener <rguenther@suse.de>
7091 PR tree-optimization/69907
7092 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7093 end of permutations for BB vectorization.
7095 2016-02-24 Christian Bruel <christian.bruel@st.com>
7097 * config/arm/arm-c.c (arm_option_override): Initialize
7098 target_option_current_node.
7099 * config/arm/arm.c (arm_pragma_target_parse): Replace
7100 build_target_option_node call by target_option_current_node.
7101 Set target_option_current_node.
7104 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7107 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7108 define_insn_and_split to define_insn.
7109 (zero_extendqi<mode>2_dot2): Same.
7110 (extendqi<mode>2_dot): Same.
7111 (extendqi<mode>2_dot2): Same.
7113 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7115 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7116 and add bypass for AES{D,E} and AESMC pairs.
7117 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7120 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7122 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7123 series for reciprocal square root in Exynos M1.
7125 2016-02-23 Martin Sebor <msebor@redhat.com>
7128 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7129 __builtin_alloca_with_align.
7131 2016-02-23 Richard Henderson <rth@redhat.com>
7133 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7134 (ix86_register_pragmas): Remove __seg_tls.
7135 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7136 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7137 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7138 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7139 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7140 * doc/extend.texi (__seg_tls): Remove item.
7142 2016-02-23 Richard Biener <rguenther@suse.de>
7144 * alloc-pool.h (struct allocation_object): Make id member
7145 conditional on CHECKING_P again.
7146 (get_instance): Adjust.
7147 (base_pool_allocator): Likewise.
7149 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7151 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7152 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7154 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7156 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7158 2016-02-23 Richard Biener <rguenther@suse.de>
7160 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7161 * bitmap.h (struct bitmap_usage): Likewise.
7162 (bitmap_move): Declare.
7163 * bitmap.c (register_overhead): Take size_t argument.
7164 (bitmap_move): New function.
7165 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7166 to properly account overhead.
7167 * tree.c (free_node): Use tree_size.
7169 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7172 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7173 when inverting comparison.
7176 * common.opt (Wunreachable-code): Add Warning flag.
7178 2016-02-23 Mark Wielaard <mjw@redhat.com>
7179 Jakub Jelinek <jakub@redhat.com>
7182 * cgraphunit.c (check_global_declaration): Check main_input_filename
7183 and DECL_SOURCE_FILE are not NULL.
7185 2016-02-23 Martin Jambor <mjambor@suse.cz>
7187 PR tree-optimization/69666
7188 * tree-sra.c (sra_modify_assign): Do not attempt to create
7189 default_def replacements for unscalarizable regions.
7191 2016-02-20 Mark Wielaard <mjw@redhat.com>
7194 * cgraphunit.c (check_global_declaration): Check level of
7195 warn_unused_const_variable and main_input_filename.
7196 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7197 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7198 (-Wunused-const-variable): Explain levels 1 and 2.
7200 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7203 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7204 identical arguments. Formatting and spelling fixes.
7207 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7212 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7213 and m68k-devices.def.
7214 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7215 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7217 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7219 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7220 and HImode registers.
7222 2016-02-22 Richard Biener <rguenther@suse.de>
7224 PR tree-optimization/69882
7225 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7226 preserve permutations present because of gaps.
7227 (vect_supported_load_permutation_p): Always continue checking
7228 permutations after vect_attempt_slp_rearrange_stmts.
7230 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7232 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7233 min_profitable_estimate, rather than min_profitable_iters.
7235 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7238 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7239 SImode for last match_operand.
7241 2016-02-22 Martin Liska <mliska@suse.cz>
7243 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7244 return bitsize - 1 as the return value.
7246 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7250 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7251 Handle negative shift counts.
7252 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7253 force_reg on the shift constant.
7254 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7255 (lshrsi3_d): Handle negative shift counts.
7257 2016-02-22 Richard Biener <rguenther@suse.de>
7258 Tom de Vries <tom@codesourcery.com>
7260 * graph.c: Include dumpfile.h.
7261 (print_graph_cfg): Split into three overloads.
7262 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7264 2016-02-22 Tom de Vries <tom@codesourcery.com>
7266 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7269 2016-02-22 Richard Biener <rguenther@suse.de>
7272 * ipa-inline-transform.c (inline_call): When not updating
7273 overall summaries adjust self size by the growth estimate.
7274 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7275 hash-set, do not update overall summaries here. Renamed from ...
7276 (inline_to_all_callers): ... this which is now wrapping the
7277 above and performing delayed overall summary update.
7278 (early_inline_small_functions): Delay updating of the overall
7281 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7283 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7286 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7289 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7290 :%* in %:gt() argument.
7291 (greater_than_spec_func): Adjust for expecting only numbers,
7292 if there are more than two numbers, compare the last two.
7294 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7296 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7297 -Wnarrowing with -std.
7299 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7302 * expr.c (store_field): Don't use bit-field path if exp is
7303 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7304 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7305 and the assignment can be performed by bitwise copy. Formatting
7309 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7310 call copy_reg_eh_region_note_forward on before and/or after sequences
7311 and remove note from insn if it no longer can throw.
7314 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7317 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7319 * config/s390/vector.md: Add missing commutative operand markers
7320 to the patterns which qualify for one.
7321 * config/s390/vx-builtins.md: Likewise.
7323 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7325 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7326 types to mode iterators.
7327 (vec_double): ... and mode attribute.
7328 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7330 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7332 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7333 Change the predicate of op2 from nonimmediate to general and let
7334 reload fix it if necessary.
7336 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7338 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7340 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7342 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7345 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7347 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7348 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7349 * config/s390/s390.md ("movstr<P:mode>"): Call
7350 s390_expand_vec_movstr.
7352 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7354 * config/s390/s390.md: Add missing output modifier for operand 1
7355 to print it as address properly.
7357 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7359 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7360 * config/s390/2964.md: New file.
7361 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7362 of insn grouping attributes depending on the CPU level.
7363 (s390_get_unit_mask): New function.
7364 (s390_sched_score): Remove the OOO from the scheduling macros.
7365 Add loop to calculate a score for the instruction mix.
7366 (s390_sched_reorder): Likewise plus improve debug output.
7367 (s390_sched_variable_issue): Rename macros as above. Calculate
7368 the unit distances after actually scheduling an insn. Improve
7370 (s390_sched_init): Clear last_scheduled_unit_distance array.
7371 * config/s390/s390.md: Include 2964.md.
7373 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7376 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7377 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7378 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7379 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7380 *avx512f_<code>v8div16qi2_mask_1): New insns.
7382 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7385 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7388 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7389 earlyclobber from target. Use wF constraint for fused memory
7391 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7393 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7394 Martin Liska <mliska@suse.cz>
7397 * cfgexpand.c (asan_sanitize_stack_p): New function.
7398 (partition_stack_vars): Use the function.
7399 (expand_stack_vars): Likewise.
7400 (defer_stack_allocation): Likewise.
7401 (expand_used_vars): Likewise.
7403 2016-02-18 Richard Biener <rguenther@suse.de>
7406 * fold-const.c (operand_equal_p): Properly compare offsets for
7407 IMAGPART_EXPR and ARRAY_REF.
7409 2016-02-18 Nick Clifton <nickc@redhat.com>
7413 * config/arm/arm.c (arm_option_override_internal): Disable
7414 interworking if the target does not support thumb instructions.
7415 (arm_reload_in_hi): Handle the case where a register to register
7416 move needs reloading because there is no simple pattern to handle
7418 (arm_reload_out_hi): Likewise.
7420 2016-02-18 Richard Biener <rguenther@suse.de>
7423 * match.pd: Don't use fold_binary or fold_unary for folding
7426 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7429 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7430 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7431 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7432 warn on gimple_no_warning_p statements.
7434 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7436 * doc/extend.texi (C++ Attributes): Correct description of
7437 warn_unused type attribute.
7439 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7441 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7442 correct instruction.
7444 2016-02-17 Richard Biener <rguenther@suse.de>
7446 PR rtl-optimization/69609
7447 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7448 (find_traces_1_round): When ending a trace update cached priority
7450 (bb_to_key): Use cached priority when available.
7451 (copy_bb): Initialize cached priority.
7452 (reorder_basic_blocks_software_trace_cache): Likewise.
7454 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7457 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7459 (aarch64_comparison_operator): Break overly long line into two.
7460 (aarch64_comparison_operation): Likewise.
7461 * config/aarch64/aarch64.md (cstorecc4): Use
7462 aarch64_comparison_operator_mode instead of
7463 aarch64_comparison_operator.
7464 (cstore<mode>4): Likewise.
7465 (aarch64_cstore<mode>): Likewise.
7466 (*cstoresi_insn_uxtw): Likewise.
7467 (cstore<mode>_neg): Likewise.
7468 (*cstoresi_neg_uxtw): Likewise.
7470 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7473 * config/arm/predicates.md (arm_comparison_operator_mode):
7475 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7476 instead of arm_comparison_operator.
7477 (*mov_negscc): Likewise.
7478 (*mov_notscc): Likewise.
7479 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7480 (*thumb2_mov_negscc): Likewise.
7481 (*thumb2_mov_negscc_strict_it): Likewise.
7482 (*thumb2_mov_notscc): Likewise.
7483 (*thumb2_mov_notscc_strict_it): Likewise.
7485 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7487 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7490 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7492 * config/visium/visium.c (machine_libfunc_index): New enum.
7493 (machine_libfuncs): New structure.
7494 (visium_libfuncs): New static variable.
7495 (TARGET_INIT_LIBFUNCS): Define to...
7496 (visium_init_libfuncs): ...this. New function.
7497 (expand_block_move_4): Use the appropriate libfunc.
7498 (expand_block_move_2): Likewise.
7499 (expand_block_move_1): Likewise.
7500 (expand_block_set_4): Likewise.
7501 (expand_block_set_2): Likewise.
7502 (expand_block_set_1): Likewise.
7503 (visium_trampoline_init): Likewise.
7505 2016-02-17 Nick Clifton <nickc@redhat.com>
7507 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7508 TI's devices.csv file as of March 2016.
7510 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7513 * opts-global.c (handle_common_deferred_options): Introduce and
7514 initialize two global variables to remember command-line options
7515 specifying a stack-limiting register.
7516 * opts.h: Add extern declarations of the two new global variables.
7517 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7518 variable based on the values of the two new global variables.
7520 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7523 * common.opt (Wnonnull-compare): New warning.
7524 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7525 of arguments against NULL.
7526 (-Wnonnull-compare): Document.
7527 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7528 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7529 * passes.def (pass_warn_nonnull_compare): Add.
7530 * gimple-ssa-nonnull-compare.c: New file.
7532 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7534 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7535 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7537 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7539 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7540 reciprocal sqrt for -mlow-precision-recip-sqrt.
7542 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7543 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7545 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7546 always use lane loads to construct non-constant vectors.
7548 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7550 * config/aarch64/aarch64.md
7551 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7552 constraints for operand 3.
7553 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7555 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7556 Richard Biener <rguenther@suse.de>
7558 PR tree-optimization/69820
7559 * tree-vect-patterns.c (type_conversion_p): Return false if
7560 *orig_type is unsigned single precision or boolean.
7561 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7564 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7566 PR rtl-optimization/69764
7567 PR rtl-optimization/69771
7568 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7569 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7571 2016-02-16 Richard Biener <rguenther@suse.de>
7573 PR tree-optimization/69776
7574 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7576 (indirect_refs_may_alias_p): Likewise.
7577 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7578 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7579 according to tbaa_p.
7580 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7581 (optimize_stmt): For redundant store discovery do not allow tbaa.
7583 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7585 PR tree-optimization/69714
7586 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7587 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7589 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7591 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7592 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7593 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7594 * config/arc/arc.c (arc_init): Check FPU options.
7595 (get_arc_condition_code): Handle new CC_FPU* modes.
7596 (arc_select_cc_mode): Likewise.
7597 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7598 register pair only. Allow access for ARCv2 accumulator.
7599 (gen_compare_reg): Whenever we have FPU support use FPU compare
7601 (arc_reorg): Don't generate brcc insns when FPU compare
7602 instructions are involved.
7603 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7604 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7605 floating point emulation.
7606 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7607 (REVERSE_CONDITION): Add new CC_FPU* modes.
7608 (TARGET_FP_SP_BASE): Define.
7609 (TARGET_FP_DP_BASE): Likewise.
7610 (TARGET_FP_SP_FUSED): Likewise.
7611 (TARGET_FP_DP_FUSED): Likewise.
7612 (TARGET_FP_SP_CONV): Likewise.
7613 (TARGET_FP_DP_CONV): Likewise.
7614 (TARGET_FP_SP_SQRT): Likewise.
7615 (TARGET_FP_DP_SQRT): Likewise.
7616 (TARGET_FP_DP_AX): Likewise.
7617 * config/arc/arc.md (ARCV2_ACC): New constant.
7618 (type): New fpu type attribute.
7619 (SDF): Conditional iterator.
7620 (cstore<mode>, cbranch<mode>): Change expand condition.
7621 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7622 handles FPU/FPX cases as well.
7623 * config/arc/arc.opt (mfpu): New option.
7624 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7626 (adddf3, muldf3, subdf3): Removed.
7627 * config/arc/predicates.md (proper_comparison_operator): Recognize
7629 * config/arc/fpu.md: New file.
7630 * doc/invoke.texi (ARC Options): Document mfpu option.
7632 2016-02-16 Richard Biener <rguenther@suse.de>
7634 PR rtl-optimization/69291
7635 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7636 noce_operand_ok check.
7638 2016-02-16 Tom de Vries <tom@codesourcery.com>
7641 * omp-low.c (simd_clone_create): Remove call to
7642 symtab->call_cgraph_insertion_hooks.
7644 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7646 PR tree-optimization/69802
7647 * tree-ssa-reassoc.c (update_range_test): If op is
7648 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7649 op == 1 test of precision 1 integral op, otherwise handle
7650 that case as op itself. Fix up formatting.
7651 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7654 2016-02-16 Richard Biener <rguenther@suse.de>
7656 PR tree-optimization/69586
7657 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7658 types for conversion sources.
7660 2016-02-16 Richard Biener <rguenther@suse.de>
7663 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7664 mask OEP_ADDRESS_OF.
7666 2016-02-16 Alan Modra <amodra@gmail.com>
7669 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7670 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7671 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7673 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7674 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7675 (p8_fmrgow_<mode>): Likewise.
7676 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7678 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7679 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7680 to use movdi_internal64. Remove op0_di.
7681 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7683 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7685 Add support for the FCCMP insn types
7687 * config/aarch64/aarch64.md (fccmp): Change insn type.
7689 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7690 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7691 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7692 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7693 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7694 * config/arm/types.md (fccmps): Add new insn type.
7697 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7699 * alias.c (get_alias_set): Fix a typo in comment.
7701 2016-02-15 Richard Biener <rguenther@suse.de>
7703 PR tree-optimization/69595
7704 * match.pd: Complete range test simplification to true.
7706 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7708 PR rtl-optimization/69648
7709 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7710 pic_offset_table_rtx.
7712 PR rtl-optimization/69752
7713 * ira.c (update_equiv_regs): When looking for more than a single SET,
7714 also take other side effects into account.
7716 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7718 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7719 for z900+ CPUs in 31-bit mode.
7721 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7723 * common/config/s390/s390-common.c (s390_supports_split_stack):
7725 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7726 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7727 * config/s390/s390.c (struct machine_function): New field
7728 split_stack_varargs_pointer.
7729 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7730 in s390_emit_prologue.
7731 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7733 (morestack_ref): New global.
7734 (SPLIT_STACK_AVAILABLE): New macro.
7735 (s390_expand_split_stack_prologue): New function.
7736 (s390_live_on_entry): New function.
7737 (s390_va_start): Use split-stack vararg pointer if appropriate.
7738 (s390_asm_file_end): Emit the split-stack note sections.
7739 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7740 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7741 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7742 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7743 (split_stack_prologue): New expand.
7744 (split_stack_space_check): New expand.
7745 (split_stack_data): New insn.
7746 (split_stack_call): New expand.
7747 (split_stack_call_*): New insn.
7748 (split_stack_cond_call): New expand.
7749 (split_stack_cond_call_*): New insn.
7751 2016-02-15 Richard Biener <rguenther@suse.de>
7753 PR tree-optimization/69783
7754 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7755 Add trivially correct cases.
7757 2016-02-15 Tom de Vries <tom@codesourcery.com>
7760 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7762 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7764 2016-02-15 Richard Biener <rguenther@suse.de>
7766 PR tree-optimization/69776
7767 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7768 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7769 indicate whether we can use TBAA to disambiguate against stores.
7770 Use alias-set zero if not.
7771 (visit_reference_op_store): Do not use TBAA when looking up
7773 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7774 (eliminate_dom_walker::before_dom_children): But not when looking
7775 up redundant stores.
7777 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7779 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7781 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7783 * config/i386/znver1.md
7784 (znver1_pop, znver1_pop_mem,
7785 znver1_load_imov_double_store,
7786 znver1_load_imov_direct_store,
7787 znver1_load_imov_direct_load,
7788 znver1_load_imov_double_load): Add new.
7789 (znver1_insn, znver1_insn_load): Add icmov type.
7791 znver1_sseavx_fma_load,
7793 znver1_avx256_fma_load): Fix pipe usage.
7795 2016-02-14 Alan Modra <amodra@gmail.com>
7798 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7799 with an invalid hard reg, reload just the reg not the entire
7800 pre/post-inc/dec address expression.
7802 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7805 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7806 fixed R1_REG scratch reg.
7807 (sibcall_value_pcrel_fdpic): Likewise.
7809 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7813 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7815 2016-02-12 Walter Lee <walt@tilera.com>
7817 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7818 * config/tilegx/t-tilegx: Likewise.
7820 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7823 * diagnostic-show-locus.c (struct line_span): New struct.
7824 (layout::get_first_line): Delete.
7825 (layout::get_last_line): Delete.
7826 (layout::get_num_line_spans): New member function.
7827 (layout::get_line_span): Likewise.
7828 (layout::print_heading_for_line_span_index_p): Likewise.
7829 (layout::get_expanded_location): Likewise.
7830 (layout::calculate_line_spans): Likewise.
7831 (layout::m_first_line): Delete.
7832 (layout::m_last_line): Delete.
7833 (layout::m_line_spans): New field.
7834 (layout::layout): Update comment. Replace m_first_line and
7835 m_last_line with m_line_spans, replacing their initialization
7836 with a call to calculate_line_spans.
7837 (diagnostic_show_locus): When printing source lines and
7838 annotations, rather than looping over a single span
7839 of lines, instead loop over each line_span within
7840 the layout, with an inner loop over the lines within them.
7841 Call the context's start_span callback when changing line spans.
7842 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7843 (diagnostic_build_prefix): Break out the building of the location
7844 part of the string into...
7845 (diagnostic_get_location_text): ...this new function, rewriting
7846 it from nested ternary expressions to a sequence of "if"
7848 (default_diagnostic_start_span_fn): New function.
7849 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7850 (diagnostic_context::start_span): New field.
7851 (default_diagnostic_start_span_fn): New prototype.
7853 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7856 * gcc.c (driver::finalize): Fix cleanup of "specs".
7858 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7862 * gcc.c (driver::driver): Initialize m_option_suggestions.
7863 (driver::~driver): Clean up m_option_suggestions.
7864 (suggest_option): Convert to...
7865 (driver::suggest_option): ...this, and split out into
7866 driver::build_option_suggestions and find_closest_string.
7867 (driver::build_option_suggestions): New function, from
7868 first half of suggest_option. Special-case
7869 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7870 the sanitizer_opts array. For options of enum types, add the
7871 various enum values to the candidate strings.
7872 (driver::handle_unrecognized_options): Remove "const".
7873 * gcc.h (driver::handle_unrecognized_options): Likewise.
7874 (driver::build_option_suggestions): New decl.
7875 (driver::suggest_option): New decl.
7876 (driver::m_option_suggestions): New field.
7877 * opts-common.c (add_misspelling_candidates): New function.
7878 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7879 and make non-static.
7880 * opts.h (sanitizer_opts): New array decl.
7881 (add_misspelling_candidates): New function decl.
7882 * spellcheck.c (find_closest_string): New function.
7883 * spellcheck.h (find_closest_string): New function decl.
7885 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7887 PR rtl-optimization/69764
7888 PR rtl-optimization/69771
7889 * optabs.c (expand_binop_directly): For shift_optab_p, force
7890 convert_modes with VOIDmode if xop1 has VOIDmode.
7892 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7895 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7896 to correctly determine instrumentation thunks.
7898 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7901 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7902 type by reference, force lhs on the call.
7905 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7906 Compute retval and retbnd early in all cases if split_part_return_p
7907 and return_bb is not EXIT. Remove all clobber stmts and reset
7908 all debug stmts that refer to SSA_NAMEs defined in split part,
7909 except if it is retval, in that case replace the old retval with the
7910 lhs of the call to the split part.
7912 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7915 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7918 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7919 whose result is used in PHI.
7920 (maybe_optimize_range_tests): Likewise.
7921 (final_range_test_p): Likweise.
7923 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7926 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7927 whose result is used in PHI.
7928 (maybe_optimize_range_tests): Likewise.
7929 (final_range_test_p): Likweise.
7931 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7933 * cgraph.c: Spelling fixes - behaviour -> behavior and
7934 neighbour -> neighbor.
7935 * target.def: Likewise.
7936 * sel-sched.c: Likewise.
7937 * config/mips/mips.c: Likewise.
7938 * config/arc/arc.md: Likewise.
7939 * config/arm/cortex-a57.md: Likewise.
7940 * config/arm/arm.c: Likewise.
7941 * config/arm/neon.md: Likewise.
7942 * config/arm/arm-c.c: Likewise.
7943 * config/vms/vms-c.c: Likewise.
7944 * config/s390/s390.c: Likewise.
7945 * config/i386/znver1.md: Likewise.
7946 * config/i386/i386.c: Likewise.
7947 * config/ia64/hpux-unix2003.h: Likewise.
7948 * config/msp430/msp430.md: Likewise.
7949 * config/rx/rx.c: Likewise.
7950 * config/rx/rx.md: Likewise.
7951 * config/aarch64/aarch64-simd.md: Likewise.
7952 * config/aarch64/aarch64.c: Likewise.
7953 * config/nvptx/nvptx.c: Likewise.
7954 * config/bfin/bfin.c: Likewise.
7955 * config/cris/cris.opt: Likewise.
7956 * config/rs6000/rs6000.c: Likewise.
7957 * target.h: Likewise.
7958 * spellcheck.c: Likewise.
7959 * ira-build.c: Likewise.
7960 * tree-inline.c: Likewise.
7961 * builtins.c: Likewise.
7962 * lra-constraints.c: Likewise.
7963 * explow.c: Likewise.
7964 * hwint.h: Likewise.
7965 * targhooks.c: Likewise.
7966 * tree-vect-data-refs.c: Likewise.
7968 * doc/tm.texi: Likewise.
7969 * doc/extend.texi: Likewise.
7970 * doc/install.texi: Likewise.
7971 * doc/md.texi: Likewise.
7972 * tree-ssa-tail-merge.c: Likewise.
7973 * sched-int.h: Likewise.
7974 * match.pd: Likewise.
7975 * sched-ebb.c: Likewise.
7976 * target.def (omit_struct_return_reg): Likewise.
7977 * gimple-ssa-isolate-paths.c: Likewise.
7978 (find_implicit_erroneous_behaviour): Renamed to...
7979 (find_implicit_erroneous_behavior): ... this.
7980 (find_explicit_erroneous_behaviour): Renamed to...
7981 (find_explicit_erroneous_behavior): ... this.
7982 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7984 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7986 PR rtl-optimization/64682
7987 PR rtl-optimization/69567
7988 PR rtl-optimization/69737
7989 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7990 in I2 as well, just lose it.
7992 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7994 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7996 (aarch64_last_printed_tune_string): Likewise.
7997 (aarch64_declare_function_name): Only output .arch assembler
7998 directive if it will be different from the previously output
7999 directive. Same for .tune comment but only if -dA is set.
8000 (aarch64_start_file): New function.
8001 (TARGET_ASM_FILE_START): Define.
8003 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8006 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8008 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8011 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8012 -Wmaybe-uninitialized warning.
8014 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8017 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8019 2016-02-11 Richard Biener <rguenther@suse.de>
8021 PR rtl-optimization/69291
8022 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8023 subexpressions affected by changing the result.
8025 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8028 * lra-constraints.c (curr_insn_transform): Find in/out operands
8029 for secondary memory moves. Update dups.
8031 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8033 PR tree-optimization/69652
8034 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8035 to nested loop, did source re-formatting, skip debug statements,
8036 add check on statement with volatile operand, remove dead scalar
8039 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8040 Patrick Palka <ppalka@gcc.gnu.org>
8044 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8045 calls if the return type is TREE_ADDRESSABLE.
8046 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8047 * ipa-split.c (split_function): Fix doubled "we" in comment.
8048 Use void return type for the split part even if
8049 !split_point->split_part_set_retval.
8051 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8053 PR tree-optimization/68021
8054 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8055 when computing the value of biv cand by itself.
8057 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8059 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8060 (cortexa57_tunings): Likewise.
8061 (cortexa72_tunings): Likewise.
8062 (arch_macro_fusion_pair_p): Add support for AES fusion.
8063 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8064 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8065 Allow virtual registers before reload so early scheduling works.
8066 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8067 correct latency and pipeline.
8068 (cortex_a57_crypto_complex): Likewise.
8069 (cortex_a57_crypto_xor): Likewise.
8070 (define_bypass): Add AES bypass.
8072 2016-02-10 Richard Biener <rguenther@suse.de>
8074 PR tree-optimization/69726
8075 * passes.def: Add DCE pass before late uninit.
8076 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8077 really fixup if-conversions job.
8079 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8081 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8082 (arm_cortex_a57_tune): Likewise.
8083 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8084 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8086 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8088 * timevar.def (TV_PHASE_DBGINFO): Delete.
8089 (TV_PHASE_CHECK_DBGINFO): Likewise.
8090 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8092 2016-02-10 Richard Biener <rguenther@suse.de>
8094 PR tree-optimization/69719
8095 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8096 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8098 2016-02-09 Andrew Pinski <apinski@cavium.com>
8101 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8102 get_vcond_mask_icode returns false.
8104 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8107 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8108 an ADDIS that adds a pointer to a large constant that sets the
8109 upper16 bits with a load operation.
8111 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8114 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8116 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8118 (vzipq_s16): Likewise.
8119 (vzipq_s32): Likewise.
8120 (vzipq_f32): Likewise.
8121 (vzipq_u8): Likewise.
8122 (vzipq_u16): Likewise.
8123 (vzipq_u32): Likewise.
8124 (vzipq_p8): Likewise.
8125 (vzipq_p16): Likewise.
8127 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8130 * config/arm/arm.c (neon_endian_lane_map): New function.
8131 (neon_vector_pair_endian_lane_map): New function.
8132 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8133 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8135 (vuzpq_s16): Likewise.
8136 (vuzpq_s32): Likewise.
8137 (vuzpq_f32): Likewise.
8138 (vuzpq_u8): Likewise.
8139 (vuzpq_u16): Likewise.
8140 (vuzpq_u32): Likewise.
8141 (vuzpq_p8): Likewise.
8142 (vuzpq_p16): Likewise.
8144 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8147 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8150 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8152 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8153 truncate const_int operand 1 to QImode.
8155 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8157 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8158 corresponding to an abnormal edge.
8160 2016-02-09 Tom de Vries <tom@codesourcery.com>
8162 PR tree-optimization/69599
8163 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8165 (find_func_aliases_for_builtin_call, find_func_clobbers)
8166 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8169 2016-02-09 Richard Biener <rguenther@suse.de>
8171 PR tree-optimization/69715
8172 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8173 LHS on calls as non-rewritable.
8175 2016-02-09 Tom de Vries <tom@codesourcery.com>
8178 * lto-wrapper.c (append_diag_options): New function.
8179 (compile_offload_image): Call append_diag_options.
8181 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8184 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8185 Minor copy-edit to fix verb tenses.
8187 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8189 PR tree-optimization/69209
8190 * ipa-split.c (split_function): If split part is not
8191 returning retval, retval has gimple type but is not
8192 gimple value, force it into a SSA_NAME first.
8194 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8196 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8199 2016-02-08 Jason Merrill <jason@redhat.com>
8202 * convert.c (convert_to_integer_1): Check dofold on truncation
8204 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8205 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8206 Rename from *_nofold.
8207 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8208 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8210 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8213 * tree.c (build_common_tree_nodes): Remove short_double argument.
8214 All callers changed.
8215 * tree.h (build_common_tree_nodes): Adjust declaration.
8216 * doc/invoke.texi (-fshort-double): Remove documentation.
8217 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8218 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8219 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8220 (append_linker_options): Don't handle OPT_fshort_double.
8222 PR rtl-optimization/68730
8223 * lra-remat.c (insn_to_cand_activation): New static variable.
8224 (lra_remat): Allocate and free it.
8225 (create_cand): New arg activation. Initialize a field in
8226 insn_to_cand_activation if it is nonnull.
8227 (create_cands): Pass the activation insn to create_cand when making
8228 a candidate involving an output reload. Reorganize code a little.
8229 (do_remat): Keep track of active status of candidates in a separate
8232 2016-02-08 Richard Biener <rguenther@suse.de>
8234 PR tree-optimization/69719
8235 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8236 Properly use absolute of the difference of the two offsets to
8237 compare or adjust the segment length.
8239 2016-02-08 Richard Biener <rguenther@suse.de>
8240 Jeff Law <law@redhat.com>
8243 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8244 types for anonymous SSA names.
8246 2016-02-08 Richard Biener <rguenther@suse.de>
8248 PR rtl-optimization/69274
8249 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8251 2016-02-08 Jeff Law <law@redhat.com>
8253 PR tree-optimization/65917
8254 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8255 equivalences from if (x == y) style conditionals.
8256 (loop_depth_of_name): Remove.
8257 (record_equality): Remove loop depth check.
8258 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8259 (const_and_copies::record_const_or_copy_raw): New member function.
8260 * tree-ssa-scopedtables.c
8261 (const_and_copies::record_const_or_copy_raw): New, factored out of
8262 (const_and_copies::record_const_or_copy): Call new member function.
8264 2016-02-05 Jeff Law <law@redhat.com>
8266 PR tree-optimization/68541
8267 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8268 (count_stmts_in_block): New function.
8269 (poor_ifcvt_candidate_code): Likewise.
8270 (is_feasible_trace): Add some heuristics to determine when path
8271 splitting is profitable.
8272 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8273 is a diamond with a single exit.
8275 2016-02-05 Martin Sebor <msebor@redhat.com>
8278 * doc/invoke.texi: Update -Wplacement-new to take an optional
8281 2016-02-06 Richard Henderson <rth@redhat.com>
8284 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8285 out of non-standard address spaces.
8287 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8289 PR rtl-optimization/69691
8290 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8292 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8294 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8295 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8296 (*ieee128_mfvsrd_64bit): Likewise.
8297 (*ieee128_mfvsrd_32bit): Likewise.
8299 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8303 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8305 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8306 instrumented_version.
8308 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8310 * doc/invoke.texi (Optimize Options): In table of --param options
8311 rename second occurrence of tracer-min-branch-ratio to
8312 tracer-min-branch-probability, rename
8313 tracer-min-branch-ratio-feedback to
8314 tracer-min-branch-probability-feedback and clarify description,
8315 rename sched-spec-state-edge-prob-cutoff to
8316 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8317 to selsched-insns-to-rename, rename lto-minpartition to
8318 lto-min-partition, delete reorder-blocks-duplicate and
8319 reorder-blocks-duplicate-feedback.
8321 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8323 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8326 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8328 * doc/extend.texi: S/390: Correct some typos.
8330 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8332 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8334 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8337 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8338 (s390_register_info_gprtofpr): Use new macros above.
8339 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8341 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8342 its name. Adjust restore and save gpr ranges.
8343 (s390_register_info_set_ranges): New function.
8344 (s390_register_info): Use new macros above. Call
8345 s390_register_info_set_ranges.
8346 (s390_optimize_register_info): Likewise.
8347 (s390_hard_regno_rename_ok): Use new macros.
8348 (s390_hard_regno_scratch_ok): Likewise.
8349 (s390_emit_epilogue): Likewise.
8350 (s390_can_use_return_insn): Likewise.
8351 (s390_optimize_prologue): Likewise.
8352 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8354 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8357 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8359 (ix86_option_override_internal): Disable TARGET_STV even for
8360 -m{incoming,preferred}-stack-boundary=3.
8362 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8364 * config.gcc: Mark deprecated rtems targets as obsolete.
8366 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8368 PR rtl-optimization/64682
8369 PR rtl-optimization/69567
8370 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8371 before I2 only if the register is both used and set in I2.
8373 2016-02-04 DJ Delorie <dj@redhat.com>
8375 * config/msp430/msp430.c (msp430_start_function): Add function type.
8377 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8380 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8382 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8384 PR rtl-optimization/69577
8386 2015-10-29 Richard Henderson <rth@redhat.com>
8390 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8391 sse check to the exact conditions of PR 67609.
8393 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8396 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8397 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8398 not allowed into the traditional Altivec registers.
8399 (movtd_64bit_nodm): Likewise.
8400 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8402 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8404 * config/aarch64/cortex-a57-fma-steering.c
8405 (aarch64_register_fma_steering): Remove "static" from arguments
8408 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8411 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8414 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8416 * doc/invoke.texi: Delete -mno-fma4.
8418 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8420 PR rtl-optimization/69577
8421 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8422 (find_subregs_of_mode): Update accordingly. Iterate over partial
8425 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8427 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8428 * config/arm/arm.c (neon_reinterpret): Remove.
8429 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8430 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8431 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8432 vreinterpretti): Remove.
8433 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8434 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8435 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8436 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8437 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8438 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8439 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8440 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8441 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8442 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8443 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8444 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8445 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8446 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8447 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8448 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8449 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8450 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8451 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8452 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8453 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8454 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8455 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8456 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8457 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8458 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8459 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8460 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8461 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8462 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8463 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8464 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8465 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8466 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8467 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8468 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8469 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8470 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8471 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8472 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8473 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8474 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8475 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8476 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8477 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8478 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8479 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8480 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8481 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8482 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8483 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8484 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8485 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8486 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8487 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8488 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8489 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8490 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8491 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8492 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8493 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8494 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8495 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8496 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8497 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8498 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8499 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8500 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8501 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8502 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8503 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8504 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8505 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8506 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8507 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8508 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8509 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8510 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8511 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8512 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8513 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8514 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8515 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8516 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8517 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8518 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8519 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8520 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8521 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8522 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8523 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8524 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8525 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8526 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8527 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8528 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8529 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8530 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8531 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8532 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8533 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8534 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8535 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8537 2016-02-04 Martin Liska <mliska@suse.cz>
8540 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8541 that are gimple_store_p.
8542 (maybe_instrument_call): Likewise.
8544 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8546 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8547 register scaling out of memory reference and comment why.
8549 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8553 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8554 folding the source of a SET.
8556 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8560 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8561 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8563 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8567 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8570 2016-02-04 Christian Bruel <christian.bruel@st.com>
8572 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8573 * config/arm/arm.c (arm_set_current_function): Likewise.
8575 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8576 Ilya Enkovich <enkovich.gnu@gmail.com>
8577 H.J. Lu <hongjiu.lu@intel.com>
8580 * config/i386/i386.c (convert_scalars_to_vector): Remove
8581 stack alignment fixes.
8582 (ix86_option_override_internal): Disable TARGET_STV if stack
8583 might not be aligned enough.
8584 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8586 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8588 * gcc/config/i386/x86-tune.def: Disable default prefetching
8591 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8592 Vladimir Makarov <vmakarov@redhat.com>
8595 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8596 in validating fused toc addresses.
8598 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8601 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8602 range->m_caret fields if range->m_show_caret_p is false.
8605 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8606 Force oldval into register if it does not satisfy reg_or_short_operand
8607 predicate. Fix up formatting.
8609 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8610 Alexandre Oliva <aoliva@redhat.com>
8613 * lra-constraints.c (simplify_operand_subreg): Check additionally
8614 address validity after potential reloading.
8615 (process_address_1): Check insns validity. In case of failure do
8618 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8621 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8624 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8626 * wide-int.cc (canonize_uhwi): New function.
8627 (wi::divmod_internal): Use it.
8629 2016-02-02 James Norris <jnorris@codesourcery.com
8631 * gimplify.c (omp_notice_variable): Add usage check.
8633 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8635 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8636 like LE, GE, LT, GT when emitting relational operator.
8638 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8640 * ira-costs.c (find_costs_and_classes): Add extra argument.
8641 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8642 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8643 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8644 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8645 Add best_class parameter, and return it if not ALL_REGS.
8646 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8648 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8651 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8653 * config/aarch64/aarch64.c
8654 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8655 (aarch64_ira_change_pseudo_allocno_class): New function.
8657 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8660 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8662 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8664 * config/avr/avr.c (avr_option_override): Set
8665 PARAM_ALLOW_STORE_DATA_RACES to 1.
8667 2016-02-02 Richard Biener <rguenther@suse.de>
8669 PR tree-optimization/69595
8670 * match.pd: Add range test simplifications to true/false.
8672 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8674 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8675 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8678 2016-02-02 Richard Biener <rguenther@suse.de>
8680 PR tree-optimization/69606
8681 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8682 info on the result before moving a stmt.
8684 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8687 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8688 branch with vector comparison.
8689 * config/i386/sse.md (VI48_AVX): New mode iterator.
8690 (define_expand "cbranch<mode>4): Add support for conditional branch
8691 with vector comparison.
8692 * tree-vect-loop.c (optimize_mask_stores): New function.
8693 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8694 has_mask_store field of vect_info.
8695 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8696 vectorized loops having masked stores after vec_info destroy.
8697 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8698 correspondent macros.
8699 (optimize_mask_stores): Add prototype.
8701 2016-02-02 Alan Modra <amodra@gmail.com>
8704 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8707 2016-02-02 Alan Modra <amodra@gmail.com>
8710 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8711 whenever toc_label_name used.
8712 (rs6000_file_start): Don't set up toc section here,
8713 (rs6000_output_function_epilogue): do so here instead,
8714 (rs6000_xcoff_file_start): and here.
8715 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8716 (load_toc_aix_di): Likewise.
8718 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8720 PR rtl-optimization/69592
8721 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8722 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8723 (num_sign_bit_copies_binary_arith_p): New inline function.
8724 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8726 2016-02-01 Jeff Law <law@redhat.com>
8728 PR tree-optimization/69580
8729 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8730 * tree-ssa-threadbackward.c
8731 (fsm_find_control_statement_thread_paths): Do not try to walk
8732 through large PHI nodes.
8734 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8736 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8737 when count is incremented above limit, don't analyze further
8740 * omp-low.c (oacc_parse_default_dims): Avoid
8741 -Wsign-compare warning, make sure value fits into int
8742 rather than just unsigned int.
8744 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8746 PR tree-optimization/67921
8747 * fold-const.c (split_tree): New parameters. Convert pointer
8748 type variable part to proper type before negating.
8749 (fold_binary_loc): Pass new arguments to split_tree.
8751 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8753 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8754 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8755 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8756 * doc/tm.texti: Rebuilt.
8757 * doc/invoke.texi (fopenacc-dim): Document.
8758 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8759 (append_compiler_options): Likewise.
8760 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8761 (oacc_parse_default_dims): New.
8762 (oacc_validate_dims): Add USED arg. Select non-unity default when
8764 (oacc_loop_fixed_partitions): Return mask of used partitions.
8765 (oacc_loop_auto_partitions): Emit dump info.
8766 (oacc_loop_partition): Return mask of used partitions.
8767 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8768 loop partitioning and validation calls.
8770 2016-02-01 Richard Biener <rguenther@suse.de>
8773 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8775 2016-02-01 Richard Biener <rguenther@suse.de>
8777 PR tree-optimization/69574
8778 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8779 of asserting return chrec_dont_know.
8781 2016-02-01 Martin Liska <mliska@suse.cz>
8783 * mem-stats-traits.h: Add copyright header.
8784 * mem-stats.h: Likewise.
8786 2016-02-01 Richard Biener <rguenther@suse.de>
8788 PR tree-optimization/69579
8789 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8790 Do not propagate through abnormal PHI results.
8792 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8794 * postreload.c (reload_cse_simplify): Remove dead code.
8796 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8798 PR rtl-optimization/69570
8799 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8800 if there is more than one set, not if there is a single set.
8802 2016-02-01 Richard Henderson <rth@redhat.com>
8805 * combine.c (make_compound_operation): When looking through a
8806 subreg, make sure to re-extend to the width of the outer mode.
8808 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8810 PR tree-optimization/69546
8811 * wide-int.cc (wi::divmod_internal): For unsigned division
8812 where both operands fit into uhwi, if o1 is 1 and o0 has
8813 msb set, if divident_prec is larger than bits per hwi,
8814 clear another quotient word and return 2 instead of 1.
8815 Similarly for remainder with msb in HWI set, if dividend_prec
8816 is larger than bits per hwi.
8818 2016-01-29 Martin Jambor <mjambor@suse.cz>
8820 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8821 Use short lowercase names.
8822 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8823 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8824 acq_rel one. Protect warning agains segfaults if
8825 get_memory_order_name returns NULL.
8826 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8827 with release semantics. Do not warn if get_memory_order already did.
8828 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8829 semantics. Fix check for relaxed or acquire semantics. Do not warn
8830 if get_memory_order already did.
8832 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8834 * doc/install.texi: Document that isl-0.16 is supported.
8836 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8839 * config/i386/constraints.md (Bm): Describe as special memory
8841 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8842 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8843 * genpreds.c (struct constraint_data): Add is_special_memory.
8844 (have_special_memory_constraints, special_memory_start): New
8846 (special_memory_end): Ditto.
8847 (add_constraint): Add new arg is_special_memory. Add code to
8848 process its true value. Update have_special_memory_constraints.
8849 (process_define_constraint): Pass the new arg.
8850 (process_define_register_constraint): Ditto.
8851 (choose_enum_order): Process special memory.
8852 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8853 function insn_extra_special_memory_constraint.
8854 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8855 * gensupport.c (process_rtx): Process
8856 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8857 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8858 * ira-lives.c (single_reg_class): Use
8859 insn_extra_special_memory_constraint.
8860 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8861 * lra-constraints.c (process_alt_operands): Ditto.
8862 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8863 * recog.c (asm_operand_ok, preprocess_constraints): Process
8865 * reload.c (find_reloads): Ditto.
8866 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8867 * stmt.c (parse_input_constraint): Use
8868 insn_extra_special_memory_constraint.
8870 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8873 * lra-splill.c (lra_final_code_change): Revert r229087 by
8874 removing all sub-registers.
8876 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8879 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8881 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8884 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8885 SSE1, copy target into the temporary reg first before recursing
8888 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8890 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8893 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8895 * ginclude/stdarg.h: Test __cplusplus instead of
8896 __GXX_EXPERIMENTAL_CXX0X__.
8898 2016-01-29 Richard Biener <rguenther@suse.de>
8900 PR tree-optimization/69547
8901 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8902 Do not mark clobbers necessary.
8903 (mark_all_reaching_defs_necessary_1): Likewise.
8905 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8907 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8908 declaration name with %qs and print it in both error messages.
8909 Also fix indentation.
8911 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8914 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8915 trailing blank line from error message.
8917 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8920 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8923 2016-01-29 Richard Biener <rguenther@suse.de>
8926 * match.pd: Allow all integral types when simplifying a
8927 widening or sign-changing conversion.
8929 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8931 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8932 back to setting codegen_error to fail codegen.
8934 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8937 * config/i386/constraints.md (C): Only accept constant zero operand.
8938 (BC): New constraint.
8939 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8940 instead of C constraint.
8941 * doc/md.texi (Machine Constraints): Update description
8944 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8947 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8949 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8952 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8955 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8957 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8958 branches if using guessed profile.
8960 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8962 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8964 2016-01-28 Richard Henderson <rth@redhat.com>
8967 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8968 * config/aarch64/aarch64-protos.h: Update.
8969 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8970 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8971 (aarch64_get_condition_code_1): Handle CC_Cmode.
8972 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8973 (*add<mode>3_compareC_cconly_imm): New.
8974 (*add<mode>3_compareC_cconly): New.
8975 (*add<mode>3_compareC_imm): New.
8976 (add<mode>3_compareC): New.
8977 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8978 to be first. Use aarch64_carry_operation.
8979 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8980 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8981 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8982 (subti3): Use subdi3_compare1.
8983 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8984 (sub<mode>3_compare1): New.
8985 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8986 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8987 (*subsi3_carryin_uxtw): Likewise.
8988 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8989 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8990 * config/aarch64/iterators.md (DWI): New.
8991 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8992 (aarch64_borrow_operation): New.
8994 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8996 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8997 message when isl does not return a valid schedule.
8999 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9001 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9002 Remove comments from class declarations: they are already in the code
9005 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9007 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9009 (ternary_op_to_tree): Same.
9010 (unary_op_to_tree): Same.
9011 (nary_op_to_tree): Same.
9012 (gcc_expression_from_isl_expr_op): Same.
9013 (gcc_expression_from_isl_expression): Same.
9014 (graphite_create_new_loop): Same.
9015 (graphite_create_new_loop_guard): Same.
9016 (build_iv_mapping): Same.
9017 (graphite_create_new_guard): Same.
9018 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9019 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9021 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9023 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9024 instead of setting codegen_error to fail codegen.
9026 2016-01-28 Jason Merrill <jason@redhat.com>
9028 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9030 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9032 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9033 Remove CONST_INT_P check in CCMP cost calculation.
9035 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9037 * config/aarch64/aarch64.c (generic_vector_cost):
9038 Set vec_permute_cost.
9039 (cortexa57_vector_cost): Likewise.
9040 (exynosm1_vector_cost): Likewise.
9041 (xgene1_vector_cost): Likewise.
9042 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9043 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9044 Add vec_permute_cost entry.
9046 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9048 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9050 (add<mode>3_compare0): Likewise.
9051 (addsi3_compare0_uxtw): Likewise.
9052 (add<mode>3nr_compare0): Likewise.
9053 (compare_neg<mode>): Likewise.
9054 (<optab><mode>3): Likewise.
9056 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9058 * tree-vect-stmts.c (vectorizable_comparison): Add
9059 NULL check for vectype.
9061 2016-01-28 Richard Biener <rguenther@suse.de>
9063 PR tree-optimization/69466
9064 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9065 Account for PHIs we couldn't duplicate.
9067 2016-01-28 Martin Liska <mliska@suse.cz>
9070 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9071 instead of ENABLE_VALGRIND_CHECKING.
9073 2016-01-27 Richard Henderson <rth@redhat.com>
9076 * lra-remat.c (subreg_regs): New.
9077 (dump_candidates_and_remat_bb_data): Dump it.
9078 (operand_to_remat): Reject if operand in subreg_regs.
9079 (set_bb_regs): Collect subreg_regs.
9080 (lra_remat): Init and free subreg_regs. Compute
9081 calculate_local_reg_remat_bb_data before create_cands.
9083 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9086 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9087 change stack_alignment_needed for __tls_get_addr call.
9089 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9091 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9093 2016-01-27 Jeff Law <law@redhat.com>
9095 PR tree-optimization/68398
9096 PR tree-optimization/69196
9097 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9098 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9099 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9100 Only count PHIs in the last block in the path. The others will
9101 const/copy propagate away. Add heuristic to allow more irreducible
9102 subloops to be created when it is likely profitable to do so.
9104 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9105 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9106 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9108 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9111 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9112 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9113 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9114 * tree-streamer-in.c: Include asan.h.
9115 (streamer_get_builtin_tree): For builtins in sanitizer
9116 range call initialize_sanitizer_builtins and retry.
9118 2016-01-27 Ian Lance Taylor <iant@google.com>
9120 * common.opt (fkeep-gc-roots-live): New undocumented option.
9121 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9122 -fkeep-gc-roots-live, skip pointers.
9123 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9126 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9129 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9130 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9132 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9135 * configure.ac: NetBSD provides SSP in its C library.
9136 * configure: Updated.
9138 2016-01-27 Richard Biener <rguenther@suse.de>
9140 PR tree-optimization/69166
9141 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9142 reduction code for commutativity / associativity.
9144 2016-01-27 Martin Jambor <mjambor@suse.cz>
9146 PR tree-optimization/69355
9147 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9148 total_scalarization fails.
9150 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9152 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9155 2016-01-27 Christian Bruel <christian.bruel@st.com>
9158 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9159 Move arm_reset_previous_fndecl and set_target_option_current_node in
9160 the conditional part. Call save_restore_target_globals.
9161 * config/arm/arm.c (arm_set_current_function):
9162 Refactor to better support #pragma target and attribute mix.
9163 Call save_restore_target_globals.
9164 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9166 2016-01-27 Martin Liska <mliska@suse.cz>
9168 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9169 reference for an HSA kernel and its host function.
9171 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9173 PR tree-optimization/69399
9174 * wide-int.h (wi::lrshift): For larger precisions, only
9175 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9177 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9179 * config/arc/predicates.md (proper_comparison_operator): Reject
9180 constant-constant comparison.
9182 2016-01-26 Tom de Vries <tom@codesourcery.com>
9184 PR tree-optimization/69110
9185 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9186 DR_NUM_DIMENSIONS == 0.
9188 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9189 Sebastian Pop <s.pop@samsung.com>
9191 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9192 isl_ast_op_cond and isl_ast_op_select.
9193 (gcc_expression_from_isl_expr_op): Same.
9195 2016-01-26 Jason Merrill <jason@redhat.com>
9198 * tree.c (recompute_constructor_flags): Split out from
9200 (verify_constructor_flags): New.
9201 * tree.h: Declare them.
9203 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9205 PR rtl-optimization/69217
9206 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9207 are no TYPE_FIELDS set for the record type.
9209 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9212 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9213 toc_label_name unconditionally.
9214 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9215 SYMBOL_REF string. Use toc_label_name instead of constructing
9217 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9218 constructing LCTOC1.
9220 2016-01-26 Martin Sebor <msebor@redhat.com>
9223 * doc/extend.texi (Common Type Attributes): Move text that talks about
9224 attribute packed from attribute aligned to the section discussing
9225 the former attribute for clarity.
9227 2016-01-26 Richard Henderson <rth@redhat.com>
9230 * trans-mem.c (tm_region_init): Mark entry block as visited.
9232 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9235 * diagnostic-show-locus.c (layout::print_source_line): Replace
9236 call to pp_newline with call to layout::print_newline.
9237 (layout::print_annotation_line): Likewise.
9238 (layout::move_to_column): Likewise.
9239 (layout::print_any_fixits): After printing any fixits, print a
9240 trailing newline, if necessary.
9241 (layout::print_newline): New method, resetting any colorization
9243 (diagnostic_show_locus): Move the pp_newline to before the
9244 early bailout. Remove dummy block enclosing the layout instance.
9245 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9246 of pp_newline_and_flush with pp_flush.
9247 (diagnostic_append_note): Delete use of pp_newline.
9248 (diagnostic_append_note_at_rich_loc): Delete.
9249 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9250 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9251 when newline characters are added to the buffer.
9253 2016-01-26 Michael Matz <matz@suse.de>
9255 * configure.ac (ac_cv_std_swap_in_utility): New test.
9256 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9257 * configure: Regenerate.
9258 * config.in: Regenerate.
9260 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9262 * config/arc/arc.md (cstoresi4): Force operand into register.
9263 (arcset<code>): Fix predicate.
9264 (arcsetltu): Likewise.
9265 (arcsetgeu): Likewise.
9266 (arcsethi): Likewise.
9267 (arcsetls): Likewise.
9269 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9271 PR tree-optimization/69483
9272 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9273 if base has error_mark_node type.
9275 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9278 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9279 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9281 (vget_lane_f16): Handle big-endian.
9282 (vgetq_lane_f16): Likewise.
9283 (vset_lane_f16): Likewise.
9284 (vsetq_lane_f16): Likewise.
9285 * config/arm/iterators.md (VQXMOV): Add V8HF.
9286 (VDQ): Add V4HF and V8HF.
9287 (V_reg): Handle V4HF and V8HF.
9288 (Is_float_mode): Likewise.
9289 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9290 neon_vdup_nv8hf): New patterns.
9291 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9292 Use VD_LANE iterator.
9293 (neon_vld1_dup<mode>): Use VQ2 iterator.
9295 2016-01-26 Nathan Sidwell <nathan@acm.org>
9297 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9298 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9299 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9300 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9301 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9302 (oacc_validate_dims): Add LEVEL arg, don't return level.
9303 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9305 (execute_oacc_device_lower): Adjust, add more dump output.
9306 * tree-ssa-loop.c (gate_oacc_kernels): Use
9307 oacc_fn_attrib_kernels_p.
9308 * tree-parloops.c (create_parallel_loop): Adjust
9309 set_oacc_fn_attrib call.
9311 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9314 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9315 (append_compiler_options): Handle -fcilkplus.
9316 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9318 2016-01-26 Nick Clifton <nickc@redhat.com>
9321 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9322 been marked as DECL_ONE_ONLY but we do not the means to make it
9323 so, then do not allow it to bind locally.
9325 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9328 * opts.h (parse_sanitizer_options): New prototype.
9329 * opts.c (sanitizer_opts): New array.
9330 (parse_sanitizer_options): New function.
9331 (common_handle_option): Use parse_sanitizer_options.
9333 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9336 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9337 alignment adjustment to ...
9338 (ix86_update_stack_boundary): Here. Don't over-align stack for
9340 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9341 if __tls_get_addr is called.
9343 2016-01-26 Christian Bruel <christian.bruel@st.com>
9345 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9347 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9349 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9351 2016-01-26 Richard Biener <rguenther@suse.de>
9354 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9356 2016-01-26 Richard Biener <rguenther@suse.de>
9358 PR tree-optimization/69452
9359 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9360 (move_computations_dom_walker::before_dom_children): Rename
9362 (move_computations_worker): This.
9363 (move_computations): Perform an RPO rather than a DOM walk.
9365 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9368 * combine.c (combine_instructions): For REG_EQUAL note with
9369 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9370 to the underlying register.
9371 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9372 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9374 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9377 * config/aarch64/aarch64-builtins.c
9378 (aarch64_init_simd_builtin_types): Do not set structural
9379 equality to __Poly{8,16,64,128}_t types.
9381 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9383 PR tree-optimization/69400
9384 * wide-int.cc (wi_pack): Take the precision as argument and
9385 perform canonicalization here rather than in the callers.
9386 Use the main loop to handle all full-width HWIs. Add a
9387 zero HWI if in_len isn't a full result.
9388 (wi::divmod_internal): Update accordingly.
9389 (wi::mul_internal): Likewise. Simplify.
9391 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9392 Sebastian Pop <s.pop@samsung.com>
9394 * graphite-poly.c (apply_poly_transforms): Simplify.
9395 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9396 (print_isl_map): Same.
9397 (print_isl_union_map): Same.
9398 (print_isl_schedule): New.
9399 (debug_isl_schedule): New.
9400 * graphite-dependences.c (scop_get_reads): Do not call
9401 isl_union_map_add_map that is undocumented isl functionality.
9402 (scop_get_must_writes): Same.
9403 (scop_get_may_writes): Same.
9404 (scop_get_original_schedule): Remove.
9405 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9406 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9407 (compute_deps): Remove.
9408 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9409 (debug_schedule_ast): New.
9410 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9411 set_separate_option.
9412 (graphite_regenerate_ast_isl): Add dump.
9413 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9414 from scop->transformed_schedule.
9415 (graphite_regenerate_ast_isl): Add more dump.
9416 * graphite-optimize-isl.c (optimize_isl): Set
9417 scop->transformed_schedule. Check whether schedules are equal.
9418 (apply_poly_transforms): Move here.
9419 * graphite-poly.c (apply_poly_transforms): ... from here.
9420 (free_poly_bb): Static.
9421 (free_scop): Static.
9422 (pbb_number_of_iterations_at_time): Remove.
9423 (print_isl_ast): New.
9424 (debug_isl_ast): New.
9425 (debug_scop_pbb): New.
9426 * graphite-scop-detection.c (print_edge): Move.
9428 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9429 (build_scop_scattering): Remove.
9430 (create_pw_aff_from_tree): Assert instead of bailing out.
9431 (add_condition_to_pbb): Remove unused code, do not fail.
9432 (add_conditions_to_domain): Same.
9433 (add_conditions_to_constraints): Remove.
9434 (build_scop_context): New.
9435 (add_iter_domain_dimension): New.
9436 (build_iteration_domains): Initialize pbb->iterators.
9437 Call add_conditions_to_domain.
9440 (index_outermost_in_loop): New.
9441 (index_pbb_in_loop): New.
9442 (outermost_pbb_in): New.
9443 (add_in_sequence): New.
9444 (add_outer_projection): New.
9445 (outer_projection_mupa): New.
9446 (add_loop_schedule): New.
9447 (build_schedule_pbb): New.
9448 (build_schedule_loop): New.
9449 (embed_in_surrounding_loops): New.
9450 (build_schedule_loop_nest): New.
9451 (build_original_schedule): New.
9452 (build_poly_scop): Call build_original_schedule.
9453 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9454 (free_poly_dr): Remove.
9455 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9456 (free_poly_bb): Remove.
9457 (debug_loop_vec): Remove.
9458 (print_isl_ast): Declare.
9459 (debug_isl_ast): Declare.
9460 (scop_do_interchange): Remove.
9461 (scop_do_strip_mine): Remove.
9462 (scop_do_block): Remove.
9463 (flatten_all_loops): Remove.
9464 (optimize_isl): Remove.
9465 (pbb_number_of_iterations_at_time): Remove.
9466 (debug_scop_pbb): Declare.
9467 (print_schedule_ast): Declare.
9468 (debug_schedule_ast): Declare.
9469 (struct scop): Remove schedule. Add original_schedule,
9470 transformed_schedule.
9471 (free_gimple_poly_bb): Remove.
9472 (print_generated_program): Remove.
9473 (debug_generated_program): Remove.
9474 (unify_scattering_dimensions): Remove.
9475 * sese.c (print_edge): ... here.
9476 (print_sese): ... here.
9477 (debug_edge): ... here.
9478 (debug_sese): ... here.
9479 * sese.h (print_edge): Declare.
9480 (print_sese): Declare.
9481 (dump_edge): Declare.
9482 (dump_sese): Declare.
9484 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9485 Sebastian Pop <s.pop@samsung.com>
9487 * Makefile.in: Set ISLVER in site.exp.
9489 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9491 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9492 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9493 through DECL_VALUE_EXPR for expansion.
9495 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9497 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9498 the frame info after reload completed.
9500 2016-01-25 Jeff Law <law@redhat.com>
9502 PR tree-optimization/69196
9503 PR tree-optimization/68398
9504 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9505 tree-ssa-threadupdate.c.
9506 (determine_bb_domination_status): Prototype
9507 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9508 (determine_bb_domination_status): No longer static.
9509 (valid_jump_thread_path): Remove code to detect characteristics
9510 of the jump thread path not associated with correctness.
9511 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9512 Correct test for thread path length. Count PHIs for real operands as
9513 statements that need to be copied. Do not count ASSERT_EXPRs.
9514 Look at all the blocks in the thread path. Compute and selectively
9515 filter thread paths based on threading through the latch, threading
9516 a multiway branch or crossing a multiway branch.
9518 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9520 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9521 decl with __attribute__ ((unused)) annotation.
9523 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9526 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9527 of operands is compatible with a statement vectype.
9529 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9531 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9532 improve wording for mixed storage order support.
9534 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9536 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9537 (vcvt_u64_f64): Likewise.
9538 (vcvta_s64_f64): Likewise.
9539 (vcvta_u64_f64): Likewise.
9540 (vcvtm_s64_f64): Likewise.
9541 (vcvtm_u64_f64): Likewise.
9542 (vcvtn_s64_f64): Likewise.
9543 (vcvtn_u64_f64): Likewise.
9544 (vcvtp_s64_f64): Likewise.
9545 (vcvtp_u64_f64): Likewise.
9547 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9549 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9550 (arc_init): Check validity mll64 option.
9551 (arc_save_restore): Use double load/store instruction.
9552 (arc_expand_movmem): Likewise.
9553 (arc_split_move): Don't split if we have double load/store
9554 instructions. Returns a boolean.
9555 (arc_process_double_reg_moves): Change function to return boolean
9556 instead of a sequence of instructions.
9557 (arc_dwarf_register_span): New function.
9558 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9559 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9560 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9561 (*movdf_insn): Likewise.
9562 * config/arc/arc.opt (mll64): New option.
9563 * config/arc/predicates.md (even_register_operand): New predicate.
9564 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9566 2016-01-25 Richard Biener <rguenther@suse.de>
9569 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9570 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9572 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9574 2016-01-25 Richard Biener <rguenther@suse.de>
9576 PR tree-optimization/69376
9577 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9579 (VN_INFO_ANTI_RANGE_P): New inline.
9580 (VN_INFO_RANGE_TYPE): Likewise.
9581 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9582 SSA_NAME_ANTI_RANGE_P.
9583 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9584 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9585 Properly query VN_INFO_RANGE_TYPE.
9587 2016-01-25 Nick Clifton <nickc@redhat.com>
9590 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9592 2016-01-23 Tom de Vries <tom@codesourcery.com>
9594 PR tree-optimization/69426
9595 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9598 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9600 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9601 "the the" with "the" in the comments.
9602 * ipa-devirt.c (build_type_inheritance_graph,
9603 update_type_inheritance_graph): Likewise.
9604 * tree.c (build_function_type_list_1): Likewise.
9605 * cfgloopmanip.c (scale_loop_profile): Likewise.
9606 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9607 * gimple-ssa-split-paths.c
9608 (find_block_to_duplicate_for_splitting_paths): Likewise.
9609 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9610 * expr.c (convert_move): Likewise.
9611 * var-tracking.c (vt_stack_adjustments): Likewise.
9612 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9613 * tree-vrp.c (test_for_singularity): Likewise.
9615 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9616 directly instead of building a temporary tree.
9619 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9620 remove <algorithm> include.
9622 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9625 * config/i386/i386.c: Include dojump.h.
9626 (expand_small_movmem_or_setmem,
9627 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9629 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9630 if dynamic_check != -1.
9632 2016-01-21 Jeff Law <law@redhat.com>
9635 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9636 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9637 into dominated_by_p.
9638 (cprop_into_successor_phis): Avoid unnecessary tests.
9640 2016-01-22 Richard Henderson <rth@redhat.com>
9643 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9644 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9646 2016-01-22 Michael Matz <matz@suse.de>
9648 * system.h (string, algorithm): Include only conditionally.
9649 (new): Include always under C++.
9650 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9651 * final.c (toplevel): Ditto.
9652 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9653 * genconditions.c (write_header): Make gencondmd.c define
9655 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9657 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9658 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9660 2016-01-22 Christian Bruel <christian.bruel@st.com>
9663 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9665 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9668 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9669 define_insn_and_split. Ensure operands[1] and operands[0] do not
9670 get assigned the same register.
9672 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9674 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9676 2016-01-22 Christian Bruel <christian.bruel@st.com>
9678 * config/arm/arm-c.c (arm_pragma_target_parse):
9679 Remove warn_builtin_macro_redefined overwrite.
9681 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9683 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9684 flag_non_call_exceptions compatibility.
9686 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9689 * dwarf2out.c (add_child_die_after): New function.
9690 (dwarf_qual_info_t): New type.
9691 (dwarf_qual_info): New variable.
9692 (qualified_die_p): New function.
9693 (modified_type_die): For -fdebug-types-section, ensure
9694 canonical order of qualifiers. Put qualified DIEs adjacent
9695 to the corresponding non-qualified type DIE and search there
9696 for existing qualified DIEs.
9698 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9700 * doc/extend.texi (scalar_storage_order type attribute): Document
9701 restriction on type punning and aliasing, and remove future tense.
9703 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9706 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9709 2016-01-21 Jeff Law <law@redhat.com>
9712 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9713 useless call to record_temporary_equivalences.
9714 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9715 allocate 10 slots in the bb_path vector and let it grow as needed.
9716 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9719 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9721 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9723 * configure: Regenerate.
9725 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9727 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9728 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9730 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9733 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9734 drop EXPAND_INITIALIZER.
9735 * rtl.h (contains_symbolic_reference_p): Declare.
9736 * rtlanal.c (contains_symbolic_reference_p): New function.
9737 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9738 a subtraction into a NOT if symbolic constants are involved.
9740 2016-01-21 Anton Blanchard <anton@samba.org>
9741 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9744 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9746 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9749 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9751 * config/microblaze/microblaze.c
9752 (get_branch_target): New.
9753 (insert_wic_for_ilb_runout): New.
9755 (microblaze_machine_dependent_reorg): New.
9756 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9757 * config/microblaze/microblaze.md
9758 (UNSPEC_IPREFETCH): Define.
9759 (iprefetch): New pattern
9760 * config/microblaze/microblaze.opt
9761 (mxl-prefetch): New flag.
9763 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9765 * config/microblaze/microblaze.h
9766 (FIXED_REGISTERS): Update in macro.
9767 (CALL_USED_REGISTERS): Update in macro.
9769 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9771 PR rtl-optimization/68920
9772 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9775 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9777 PR rtl-optimization/68990
9778 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9779 pseudo instead of inheritance ones.
9781 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9782 Nick Clifton <nickc@redhat.com>
9786 * config/mips/mips.c (mips_compute_frame_info): Initialise
9787 args_size and hard_frame_pointer_offset fields of the frame
9788 structure before calling mips_global_pointer.
9790 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9792 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9794 * configure: Regenerate.
9796 2016-01-21 Richard Biener <rguenther@suse.de>
9798 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9800 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9802 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9803 to actually emit the .size directive.
9805 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9806 Jakub Jelinek <jakub@redhat.com>
9810 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9811 args array size by one to avoid buffer overflow.
9813 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9815 * config/s390/s390.md (pool_section_start): Use switch_to_section
9816 to select proper read-only data section instead of hardcoding
9818 (pool_section_end): Use switch_to_section to match the above.
9820 2016-01-21 Richard Biener <rguenther@suse.de>
9822 PR tree-optimization/69378
9823 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9824 (set_ssa_val_to): Use it for dominance checks taking into
9825 account not executable edges.
9827 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9830 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9831 for bitsize instead of GET_MODE_PRECISION (mode).
9833 2016-01-20 Martin Sebor <msebor@redhat.com>
9836 * extend.texi (__sync Builtins): Clarify the semantics of
9837 __sync_fetch_and_OP built-ins on pointers.
9838 (__atomic Builtins): Same.
9840 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9841 Sebastian Pop <s.pop@samsung.com>
9843 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9844 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9845 (is_valid_rename): Same.
9846 (translate_isl_ast_to_gimple::get_rename): Same.
9847 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9848 (translate_isl_ast_to_gimple::rename_uses): Same.
9849 (get_new_name): Check for close_phi nodes.
9850 (copy_loop_phi_args): Use phi_node_kind.
9851 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9852 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9854 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9855 Sebastian Pop <s.pop@samsung.com>
9857 Revert commit r229783.
9858 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9859 Remove use of parameter_rename_map.
9861 (copy_internal_parameters): Remove.
9862 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9863 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9864 (free_sese_info): Do not free parameter_rename_map.
9865 (set_rename): Do not use parameter_rename_map.
9866 (rename_uses): Update call to set_rename.
9867 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9868 * sese.h (parameter_rename_map_t): Remove.
9869 (struct sese_info_t): Remove field parameter_rename_map.
9871 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9872 Sebastian Pop <s.pop@samsung.com>
9874 * graphite-isl-ast-to-gimple.c: Fix comment.
9875 * graphite-scop-detection.c (defined_in_loop_p): New.
9876 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9877 names defined in loop.
9879 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9880 Sebastian Pop <s.pop@samsung.com>
9882 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9883 Discard unstructured if-then-else regions.
9885 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9886 Sebastian Pop <s.pop@samsung.com>
9888 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9889 (cleanup_loop_iter_dom): Remove.
9890 (build_loop_iteration_domains): Remove.
9891 (build_scop_context): Remove.
9892 (build_scop_iteration_domain): Remove.
9893 (add_loop_constraints): New.
9894 (build_iteration_domains): New.
9895 (build_poly_scop): Call build_iteration_domains.
9897 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9898 Sebastian Pop <s.pop@samsung.com>
9900 * graphite-scop-detection.c
9901 (scop_detection::harmful_loop_in_region): Free dom and loops.
9902 (scop_detection::loop_body_is_valid_scop): Free bbs.
9904 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9905 Sebastian Pop <s.pop@samsung.com>
9907 * graphite-scop-detection.c (record_loop_in_sese): New.
9908 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9909 (build_scops): Remove call to build_sese_loop_nests.
9910 * sese.c (sese_record_loop): Remove.
9911 (build_sese_loop_nests): Remove.
9912 (new_sese_info): Remove region->loops.
9913 (free_sese_info): Same.
9914 * sese.h (sese_contains_loop): Same.
9915 (build_sese_loop_nests): Remove.
9916 (sese_contains_loop): Remove.
9918 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9919 Sebastian Pop <s.pop@samsung.com>
9921 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9922 loop_is_valid_in_scop.
9923 (scop_detection::harmful_stmt_in_region): Renamed
9924 harmful_loop_in_region.
9925 Call loop_is_valid_in_scop.
9927 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9928 Sebastian Pop <s.pop@samsung.com>
9930 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9933 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9934 Sebastian Pop <s.pop@samsung.com>
9936 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9937 * graphite.h (struct poly_bb): Remove field is_reduction.
9938 (PBB_IS_REDUCTION): Remove.
9940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9941 Sebastian Pop <s.pop@samsung.com>
9943 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9944 (add_pdr_constraints): Same.
9945 (scop_get_reads): Same.
9946 (scop_get_must_writes): Same.
9947 (scop_get_may_writes): Same.
9948 (scop_get_original_schedule): Same.
9949 (extend_schedule): Same.
9950 (apply_schedule_on_deps): Same.
9951 (carries_deps): Same.
9952 (compute_deps): Same.
9953 (scop_get_dependences): Same.
9954 * graphite-isl-ast-to-gimple.c
9955 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9956 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9957 (get_schedule_for_band_list): Same.
9958 (get_schedule_map): Same.
9959 (apply_schedule_map_to_scop): Same.
9960 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9961 (build_loop_iteration_domains): Same.
9962 (add_condition_to_pbb): Same.
9963 (add_param_constraints): Same.
9964 (pdr_add_memory_accesses): Same.
9965 (pdr_add_data_dimensions): Same.
9967 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9969 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9972 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9974 * common.opt (feliminate-dwarf2-dups): Replace references to
9975 "DWARF 2" with just "DWARF".
9976 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9977 * doc/extend.texi: Likewise.
9978 * doc/cpp.texi: Likewise.
9979 * doc/invoke.texi: Likewise.
9980 (Option Summary): Add -gdwarf to list of Debugging Options.
9981 (Debugging Options): Document -gdwarf.
9982 * doc/contrib.texi: Spell "DWARF" like that.
9984 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9986 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9987 warning. Fix up formatting.
9990 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9991 attempt to mark memory input operand addressable and
9992 call prepare_gimple_addressable in that case. Don't adjust
9993 input_location for diagnostics, use error_at instead.
9995 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9997 * config/rs6000/ppc-auxv.h: New file.
9998 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10000 (cpu_supports): Likewise.
10001 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10002 (cpu_is_info): New variable.
10003 (cpu_supports_info): Likewise.
10004 (tcb_verification_symbol): Likewise.
10005 (cpu_builtin_p): Likewise.
10006 (cpu_expand_builtin): New function.
10007 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10008 (rs6000_init_builtins): Likewise.
10009 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10010 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10011 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10012 * configure: Regenerate.
10013 * config.in: Likewise.
10014 * doc/extend.texi (PowerPC Built-in Functions): Document
10015 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10017 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10020 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10022 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10025 2016-01-20 Richard Henderson <rth@redhat.com>
10031 * tree.c (tm_define_builtin): New.
10032 (find_tm_vector_type): New.
10033 (build_tm_vector_builtins): New.
10034 (build_common_builtin_nodes): Call it.
10036 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10038 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10039 (arm_fp_ok): Likewise.
10040 (arm_fp): Likewise.
10041 (arm_crypto): Likewise.
10043 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10044 Richard Biener <rguenther@suse.de>
10046 PR tree-optimization/69328
10047 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10048 vectors have same number of elements.
10049 (vectorizable_condition): Fix masked version recognition.
10051 2016-01-20 Richard Biener <rguenther@suse.de>
10053 PR tree-optimization/69345
10054 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10055 (VN_INFO_PTR_INFO): Likewise.
10056 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10057 info when it is equal between non-dominating SSA names.
10058 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10059 Make sure to look at original SSA infos.
10061 2016-01-20 Jeff Law <law@redhat.com>
10064 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10066 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10067 (pc_or_label_operand): New predicate.
10068 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10069 tests for small integers that are 2^n - 1.
10071 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10073 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10075 2016-01-19 Jeff Law <law@redhat.com>
10077 PR middle-end/69347
10078 * tree-ssa-threadbackwards.c
10079 (fsm_find_control_statement_thread_paths): Do not try to lookup
10080 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10082 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10084 * doc/lto.texi: Remove text that says only Gold has linker plugin
10087 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10089 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10090 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10091 the DIE accordingly.
10092 (modified_type_die): Add REVERSE parameter and pass it recursively,
10093 as well as to base_type_die. Adjust presence check accordingly.
10094 (base_type_for_mode): Adjust call to modified_type_die.
10095 (add_type_attribute): Add REVERSE parameter and pass it to
10097 (generic_parameter_die): Adjust call to add_type_attribute.
10098 (add_scalar_info): Likewise.
10099 (add_subscript_info): Likewise.
10100 (gen_array_type_die): Likewise.
10101 (gen_descr_array_type_die): Likewise.
10102 (gen_entry_point_die): Likewise.
10103 (gen_enumeration_type_die): Likewise.
10104 (gen_formal_parameter_die): Likewise.
10105 (gen_subprogram_die): Likewise.
10106 (gen_variable_die ): Likewise.
10107 (gen_const_die): Likewise.
10108 (gen_field_die): Likewise.
10109 (gen_pointer_type_die): Likewise.
10110 (gen_reference_type_die): Likewise.
10111 (gen_ptr_to_mbr_type_die): Likewise.
10112 (gen_inheritance_die): Likewise.
10113 (gen_subroutine_type_die): Likewise.
10114 (gen_typedef_die): Likewise.
10115 (force_type_die): Adjust call to modified_type_die.
10117 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10119 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10120 flow throughout the file. Fix broken link to Objective-C 2.0
10122 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10125 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10127 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10129 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10132 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10133 (maybe_record_node): Record cxa_pure_virtual as the only possible
10134 target if there are not ohter candidates.
10135 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10137 2016-01-19 Richard Biener <rguenther@suse.de>
10139 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10140 (get_memory_order): Likewise.
10142 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10144 * tree-vect-stmts.c (vectorizable_store): Check
10147 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10150 * gcc.c (driver::decode_argv): Add call to
10151 init_opts_obstack before init_options_struct.
10152 * opts.c (init_opts_obstack): Remove idempotency.
10153 (init_options_struct): Replace call to init_opts_obstack
10154 with a gcc_assert to verify that it has already been called.
10155 * toplev.c (toplev::main): Add call to init_opts_obstack before
10156 calls to init_options_struct.
10157 (toplev::finalize): Move cleanup of opts_obstack next to
10158 cleanup of save_decoded_options, clearing the latter, and
10159 save_decoded_options_count.
10161 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10164 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10165 attribute to unconditional. Remove %? from output template.
10167 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10168 Jiong Wang <jiong.wang@arm.com>
10170 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10171 generated from different expand order.
10173 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10175 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10176 Add support for CCMP costing.
10178 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10180 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10181 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10182 (fccmpe<mode>): Likewise.
10183 (fcmp): Rename to fcmp and globalize pattern.
10185 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10186 (aarch64_gen_ccmp_next): Add FP support.
10188 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10190 * target.def (gen_ccmp_first): Update documentation.
10191 (gen_ccmp_next): Likewise.
10192 * doc/tm.texi (gen_ccmp_first): Update documentation.
10193 (gen_ccmp_next): Likewise.
10194 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10195 expand_ccmp_expr_1. Improve comments.
10196 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10197 (ccmp_ior<mode>): Remove pattern.
10198 (cmp<mode>): Remove expand.
10199 (cmp): Globalize pattern.
10200 (cstorecc4): Use cc_register.
10201 (mov<mode>cc): Remove ccmp_cc_register check.
10202 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10203 Simplify after removal of CC_DNE/* modes.
10204 (aarch64_ccmp_mode_to_code): Remove.
10205 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10206 In 'k' case use integer as condition.
10207 (aarch64_nzcv_codes): Remove inverted cases.
10208 (aarch64_code_to_ccmode): Remove.
10209 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10210 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10211 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10212 pattern. Return the comparison with CC register. Invert conditions
10213 when bitcode is OR.
10214 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10215 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10217 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10219 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10220 instrumented_version.
10222 2016-01-19 Richard Biener <rguenther@suse.de>
10224 PR tree-optimization/69336
10225 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10226 handled components with get_ref_base_and_extent.
10227 (equal_mem_array_ref_p): Adjust.
10229 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10232 * shrink-wrap.c: Include valtrack.h.
10233 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10234 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10235 in between insn and where it will be moved to. Call
10236 dead_debug_insert_temp.
10237 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10238 first and dead_debug_local_finish at the end.
10239 For uses and defs bitmap, handle all regs in between REGNO and
10240 END_REGNO, not just the first one.
10242 2016-01-19 Richard Biener <rguenther@suse.de>
10244 PR tree-optimization/69352
10245 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10246 (equal_mem_array_ref_p): Constrain size and max size properly.
10247 Compare the reverse flag.
10249 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10251 * ira.c (ira): Update regstat data if we deleted insns.
10253 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10255 PR rtl-optimization/68955
10256 PR rtl-optimization/64557
10257 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10258 here. Fix up formatting.
10259 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10261 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10264 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10265 assume that the node has body.
10266 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10269 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10271 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10274 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10276 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10277 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10279 2016-01-19 Martin Jambor <mjambor@suse.cz>
10280 Martin Liska <mliska@suse.cz>
10281 Michael Matz <matz@suse.de>
10283 * Makefile.in (OBJS): Add new source files.
10284 (GTFILES): Add hsa.c.
10285 * common.opt (disable_hsa): New variable.
10286 (-Whsa): New warning.
10287 * config.in (ENABLE_HSA): New.
10288 * configure.ac: Treat hsa differently from other accelerators.
10289 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10290 $enable_offloading.
10291 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10292 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10293 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10294 --with-hsa-kmt-lib.
10295 * doc/invoke.texi (-Whsa): Document.
10296 (hsa-gen-debug-stores): Likewise.
10297 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10298 to invoke offload compiler for hsa acclerator.
10299 * opts.c (common_handle_option): Determine whether HSA offloading
10300 should be performed.
10301 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10302 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10303 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10304 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10305 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10306 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10307 GF_OMP_FOR_KIND_GRID_LOOP.
10308 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10309 (pp_gimple_stmt_1): Likewise.
10310 * gimple-walk.c (walk_gimple_stmt): Likewise.
10311 * gimple.c (gimple_build_omp_grid_body): New function.
10312 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10313 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10314 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10315 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10316 GF_OMP_TEAMS_GRID_PHONY.
10317 (gimple_statement_omp_single_layout): Updated comments.
10318 (gimple_build_omp_grid_body): New function.
10319 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10320 (gimple_omp_for_grid_phony): New function.
10321 (gimple_omp_for_set_grid_phony): Likewise.
10322 (gimple_omp_parallel_grid_phony): Likewise.
10323 (gimple_omp_parallel_set_grid_phony): Likewise.
10324 (gimple_omp_teams_grid_phony): Likewise.
10325 (gimple_omp_teams_set_grid_phony): Likewise.
10326 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10327 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10328 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10329 (BUILT_IN_GOMP_TARGET): Updated type.
10330 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10331 (adjust_for_condition): New function.
10332 (get_omp_for_step_from_incr): Likewise.
10333 (extract_omp_for_data): Moved parts to adjust_for_condition and
10334 get_omp_for_step_from_incr.
10335 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10336 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10337 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10338 (scan_omp_parallel): Do not create child functions for phony
10340 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10341 (scan_omp_1_op): Checking assert we are not remapping to
10342 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10343 (parallel_needs_hsa_kernel_p): New function.
10344 (expand_parallel_call): Register apprpriate parallel child
10345 functions as HSA kernels.
10346 (grid_launch_attributes_trees): New type.
10347 (grid_attr_trees): New variable.
10348 (grid_create_kernel_launch_attr_types): New function.
10349 (grid_insert_store_range_dim): Likewise.
10350 (grid_get_kernel_launch_attributes): Likewise.
10351 (get_target_argument_identifier_1): Likewise.
10352 (get_target_argument_identifier): Likewise.
10353 (get_target_argument_value): Likewise.
10354 (push_target_argument_according_to_value): Likewise.
10355 (get_target_arguments): Likewise.
10356 (expand_omp_target): Call get_target_arguments instead of looking
10357 up for teams and thread limit.
10358 (grid_expand_omp_for_loop): New function.
10359 (grid_arg_decl_map): New type.
10360 (grid_remap_kernel_arg_accesses): New function.
10361 (grid_expand_target_kernel_body): New function.
10362 (expand_omp): Call it.
10363 (lower_omp_for): Do not emit phony constructs.
10364 (lower_omp_taskreg): Do not emit phony constructs but create for them
10365 a temporary variable receiver_decl.
10366 (lower_omp_taskreg): Do not emit phony constructs.
10367 (lower_omp_teams): Likewise.
10368 (lower_omp_grid_body): New function.
10369 (lower_omp_1): Call it.
10370 (grid_reg_assignment_to_local_var_p): New function.
10371 (grid_seq_only_contains_local_assignments): Likewise.
10372 (grid_find_single_omp_among_assignments_1): Likewise.
10373 (grid_find_single_omp_among_assignments): Likewise.
10374 (grid_find_ungridifiable_statement): Likewise.
10375 (grid_target_follows_gridifiable_pattern): Likewise.
10376 (grid_remap_prebody_decls): Likewise.
10377 (grid_copy_leading_local_assignments): Likewise.
10378 (grid_process_kernel_body_copy): Likewise.
10379 (grid_attempt_target_gridification): Likewise.
10380 (grid_gridify_all_targets_stmt): Likewise.
10381 (grid_gridify_all_targets): Likewise.
10382 (execute_lower_omp): Call grid_gridify_all_targets.
10383 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10384 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10385 (tree_omp_clause): Added union field dimension.
10386 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10387 * tree.c (omp_clause_num_ops): Added number of arguments of
10388 OMP_CLAUSE__GRIDDIM_.
10389 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10390 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10391 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10392 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10393 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10394 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10395 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10396 * tree-pass.h (make_pass_gen_hsail): Declare.
10397 (make_pass_ipa_hsa): Likewise.
10398 * ipa-hsa.c: New file.
10399 * lto-section-in.c (lto_section_name): Add hsa section name.
10400 * lto-streamer.h (lto_section_type): Add hsa section.
10401 * timevar.def (TV_IPA_HSA): New.
10402 * hsa-brig-format.h: New file.
10403 * hsa-brig.c: New file.
10404 * hsa-dump.c: Likewise.
10405 * hsa-gen.c: Likewise.
10408 * toplev.c (compile_file): Call hsa_output_brig.
10409 * hsa-regalloc.c: New file.
10411 2016-01-18 Jeff Law <law@redhat.com>
10413 PR tree-optimization/69320
10414 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10415 ranged object, do nothing if the RHS constant is not [0..1].
10416 (optimize_stmt): Comparing a boolean ranged object against a
10417 constant outside [0..1] results in a compile-time constant.
10419 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10422 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10424 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10425 (Option Summary): Update to reflect new section and moved options.
10426 (C++ Dialect Options): Move -fstats to new section.
10427 (Debugging Options): Move all dump, statistics, and other GCC
10428 developer options to new section. Rewrite section introduction
10429 and re-order remaining options to put the more basic ones first.
10430 (Optimization Options): Move -fira-verbose and -flto-report* to
10432 (Developer Options): New section incorporating moved options.
10433 * doc/cppopts.texi (-dM): Update cross-reference.
10435 2016-01-18 Richard Henderson <rth@redhat.com>
10438 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10439 operands to pseudo only if CSE is expected. Split long immediate
10440 operands only after reload, and for the stack pointer.
10441 (*add<GPI>3_pluslong): Remove.
10442 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10443 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10444 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10445 (*add<GPI>3 peepholes): New.
10446 (*add<GPI>3 splitters): New.
10447 * config/aarch64/constraints.md (Upl): New.
10448 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10450 2016-01-18 Richard Biener <rguenther@suse.de>
10452 PR tree-optimization/69297
10453 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10455 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10457 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10459 PR middle-end/68542
10460 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10461 of mixind vector and scalar types.
10462 (fold_relational_const): Add handling of vector
10463 comparison with boolean result.
10464 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10465 comparison of vector operands with boolean result for EQ/NE only.
10466 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10467 (verify_gimple_cond): Likewise.
10468 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10471 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10473 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10476 2016-01-18 Richard Biener <rguenther@suse.de>
10478 PR middle-end/69308
10479 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10481 2016-01-18 Tom de Vries <tom@codesourcery.com>
10483 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10485 2016-01-18 Tom de Vries <tom@codesourcery.com>
10487 * omp-low.c (set_oacc_fn_attrib): Make extern.
10488 * omp-low.h (set_oacc_fn_attrib): Declare.
10489 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10490 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10491 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10492 Add and handle function parameter oacc_kernels_p.
10493 (find_reduc_addr, get_omp_data_i_param): New function.
10494 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10495 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10496 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10497 Calculate dominance info. Skip loops that are not in a kernels region
10498 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10499 (pass_parallelize_loops::execute): Call parallelize_loops with
10500 oacc_kernels_p argument.
10501 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10502 New member function.
10503 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10504 * passes.def: Add argument to pass_parallelize_loops instantation.
10506 2016-01-18 Tom de Vries <tom@codesourcery.com>
10508 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10509 pass_parallelize_loops to be run outside the loop pipeline.
10511 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10513 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10514 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10516 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10519 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10520 using get_ref_base_and_extent.
10521 (equal_mem_array_ref_p): New.
10522 (hashable_expr_equal_p): Add call to previous.
10524 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10527 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10528 (sra_initialize): Allocate disqualified_constants.
10529 (sra_deinitialize): Free disqualified_constants.
10530 (disqualify_candidate): Update disqualified_constants when appropriate.
10531 (create_access): Scan for constant-pool entries as we go along.
10532 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10533 (maybe_add_sra_candidate): Allow constant-pool entries.
10534 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10535 (initialize_constant_pool_replacements): New.
10536 (sra_modify_assign): Avoid mangling assignments created by previous,
10537 and don't generate writes into constant pool.
10538 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10540 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10542 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10543 andnot instruction.
10544 (scalar_chain::convert_op): Likewise.
10545 * config/i386/i386.md (*andndi3_doubleword): New.
10547 2016-01-18 Richard Biener <rguenther@suse.de>
10549 PR tree-optimization/69170
10550 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10551 building a vector from scalar results of a pattern stmt.
10553 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10555 * haifa-sched.c (autopref_multipass_init): Work around
10556 -Wmaybe-uninitialized warning.
10558 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10560 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10561 against the constant 0.
10563 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10565 PR tree-optimization/68799
10566 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10567 look up phi candidates in the statement-candidate map.
10568 (phi_add_costs): Likewise.
10569 (record_phi_increments): Likewise.
10570 (phi_incr_cost): Likewise.
10571 (ncd_with_phi): Likewise.
10572 (all_phi_incrs_profitable): Likewise.
10574 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10576 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10577 -Wmaybe-uninitialized warning.
10579 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10581 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10582 (Option Summary): Update to reflect new section and moved options.
10583 (C++ Dialect Options): Move -fvtable-verify and related options.
10584 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10585 and profiling-related options.
10586 (Optimization Options): Move profile generation options and
10587 -fstack-protector and related options.
10588 (Instrumentation Options): New section incorporating moved options.
10589 (Code Generation Options): Move -finstrument-functions and
10590 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10592 2016-01-16 Tom de Vries <tom@codesourcery.com>
10594 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10596 2016-01-16 Tom de Vries <tom@codesourcery.com>
10598 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10600 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10602 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10603 that checks whether the table is already empty. Rename the
10604 original implementation to...
10605 (hash_table::empty_slot): ...this new private function.
10607 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10609 PR diagnostic/68899
10610 * diagnostic-show-locus.c (layout::print_source_line): Move x
10611 offset of line until after call to
10612 get_line_width_without_trailing_whitespace.
10614 2016-01-15 Jeff Law <law@redhat.com>
10616 PR tree-optimization/69270
10617 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10618 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10619 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10620 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10621 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10622 ssa_name_has_boolean_range and constant_boolean_node.
10624 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10626 PR rtl-optimization/69030
10627 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10629 (spill_pseudos): Delete debug insn for dead pseudo.
10630 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10632 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10634 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10636 (TYPES_UNOPUS): Likewise.
10637 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10638 builtin type, from UNOP to UNOPUS.
10639 (lbtruncuv4sf): Likewise.
10640 (lbtruncuv2df): Likewise.
10641 (lrounduv2sf): Likewise.
10642 (lrounduv4sf): Likewise.
10643 (lrounduv2df): Likewise.
10644 (lroundusf): Likewise.
10645 (lroundusf): Likewise.
10646 (lceiluv2sf): Likewise.
10647 (lceiluv4sf): Likewise.
10648 (lceiluv2df): Likewise.
10649 (lceilusf): Likewise.
10650 (lceiludf): Likewise.
10651 (lflooruv2sf): Likewise.
10652 (lflooruv4sf): Likewise.
10653 (lflooruv2df): Likewise.
10654 (lfloorusf): Likewise.
10655 (lfloorudf): Likewise.
10656 (lfrintnuv2sf): Likewise.
10657 (lfrintnuv4sf): Likewise.
10658 (lfrintnuv2df): Likewise.
10659 (lfrintnusf): Likewise.
10660 (lfrintnudf): Likewise.
10661 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10663 (vcvtq_u32_f32): Likewise.
10664 (vcvtq_u64_f64): Likewise.
10665 (vcvta_u32_f32): Likewise.
10666 (vcvtaq_u32_f32): Likewise.
10667 (vcvtaq_u64_f64): Likewise.
10668 (vcvtm_u32_f32): Likewise.
10669 (vcvtmq_u32_f32): Likewise.
10670 (vcvtmq_u64_f64): Likewise.
10671 (vcvtn_u32_f32): Likwise.
10672 (vcvtnq_u32_f32): Likewise.
10673 (vcvtnq_u64_f64): Likewise.
10674 (vcvtp_u32_f32): Likewise.
10675 (vcvtpq_u32_f32): Likewise.
10676 (vcvtpq_u64_f64): Likewise.
10677 (vcvtmd_u64_f64): Likewise.
10678 (vcvtms_u32_f32): Likewise.
10679 (vcvtad_u64_f64): Likewise.
10680 (vcvtas_u32_f32): Likewise.
10681 (vcvtnd_u64_f64): Likewise.
10682 (vcvtns_u32_f32): Likewise.
10683 (vcvtpd_u64_f64): Likewise.
10684 (vcvtps_u32_f32): Likewise.
10686 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10688 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10689 CSEL of zero_extended registers.
10691 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10693 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10694 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10696 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10698 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10699 false when argument string is not found in the attributes table
10702 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10705 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10706 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10707 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10708 precision estimate.
10710 2016-01-15 Richard Biener <rguenther@suse.de>
10712 PR tree-optimization/66856
10713 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10714 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10715 (vect_create_new_slp_node): Increment stmt reference count.
10716 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10717 an SLP tree before swapping operands.
10718 (vect_build_slp_tree): Likewise.
10719 (destroy_bb_vec_info): Free stmt info after SLP instances.
10720 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10721 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10722 (STMT_VINFO_NUM_SLP_USES): New macro.
10724 2016-01-15 Richard Biener <rguenther@suse.de>
10727 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10728 (add_linkage_name): ... here.
10729 (gen_typedef_die): Use add_linkage_name_raw instead of
10730 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10733 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10735 * gimplify.c (oacc_default_clause): Decode reference and pointer
10736 types for both kernels and parallel regions.
10738 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10740 PR middle-end/69246
10741 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10743 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10745 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10746 (convert_scalars_to_vector): Likewise.
10748 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10750 * doc/extend.texi (Type Traits): Fix grammar.
10752 2016-01-15 Martin Jambor <mjambor@suse.cz>
10754 * tree-inline.c (remap_decl): Use existing dclarations if
10755 remapping a type and prevent_decl_creation_for_types.
10756 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10757 decls first. Do real remapping with
10758 prevent_decl_creation_for_types set.
10759 * tree-inline.h (copy_body_data): New field
10760 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10763 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10765 * config/s390/s390.opt (mmvcle): More verbose help text.
10767 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10769 * config/s390/s390.opt: Add period to -mzvector option text.
10771 2016-01-15 Richard Biener <rguenther@suse.de>
10773 PR tree-optimization/68961
10774 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10775 of invariants in stores again.
10777 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10779 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10781 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10783 * config/i386/i386.c (ix86_expand_branch): Don't split
10784 DI mode xor instruction to SI mode.
10786 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10789 * ipa-icf.c (sem_function::merge): Virtual functions may become
10790 reachable even if they address is not taken and there are no
10793 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10795 * lto-streamer-out.c (subtract_estimated_size): New function.
10796 (get_symbol_initial_value): Use it.
10798 2016-01-15 Christian Bruel <christian.bruel@st.com>
10801 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10802 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10803 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10804 use add_builtin_function_ext_scope instead of add_builtin_function.
10805 (neon_set_p, neon_crypto_set_p): Remove.
10806 (arm_init_builtins): Always call arm_init_neon_builtins and
10807 arm_init_crypto_builtins.
10808 (arm_expand_builtin): Check that builtins are allowed for the arch.
10809 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10810 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10811 arm_init_neon_builtins call.
10813 2016-01-15 Richard Biener <rguenther@suse.de>
10815 PR tree-optimization/69117
10816 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10817 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10818 of the leader conservatively.
10819 (free_scc_vn): Restore original SSA name infos.
10821 2016-01-14 Jeff Law <law@redhat.com>
10823 PR tree-optimization/69270
10824 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10825 single bit of precision, verify it's also unsigned.
10826 (record_edge_info): Use constant_boolean_node rather than fold_convert
10827 to convert boolean_true/boolean_false to the right type.
10829 2016-01-14 Richard Henderson <rth@redhat.com>
10832 * loop-doloop.c (record_reg_sets): New.
10833 (doloop_optimize): Reject the transform if the sequence
10834 clobbers registers live at the end of the loop block.
10835 (doloop_optimize_loops): Enable df_live if needed.
10837 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10839 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10840 * gcc/config/rs6000/rs6000.c: Likewise.
10841 * gcc/config/rs6000/rs6000.h: Likewise.
10842 * gcc/config/rs6000/rs6000.md: Likewise.
10843 * gcc/doc/extend.texi: Likewsie.
10845 2016-01-14 Jeff Law <law@redhat.com>
10847 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10850 2016-01-14 Richard Henderson <rth@redhat.com>
10854 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10855 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10856 instead of builtin_decl_declared_p to test for declaration.
10858 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10860 * doc/loop.texi (Loop Analysis and Representation): Document
10861 loop_depth function.
10863 2016-01-14 Tom de Vries <tom@codesourcery.com>
10865 PR tree-optimization/68773
10866 * omp-low.c (expand_omp_target): Don't set force_output.
10867 * varpool.c (varpool_node::get_create): Same.
10868 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10869 offload_funcs with force_output.
10871 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10874 * lra-eliminations.c (move_plus_up): Don't change anything if either
10875 the outer or inner subreg mode is not MODE_INT.
10876 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10877 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10879 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10881 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10882 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10883 reduc_uplus_@var{m}): Remove.
10884 * expr.c (expand_expr_real_2): Remove expansion path for
10885 reduc_[us](min|max|plus) optabs.
10886 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10887 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10888 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10889 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10890 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10891 reduc_[us](min|max|plus) optabs.
10893 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10895 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10896 (reduc_plus_scal_v2sf): New.
10897 (reduc_smax_v2sf): Rename to...
10898 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10899 (reduc_smin_v2sf): Rename to...
10900 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10902 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10904 * alias.c (compare_base_symbol_refs): New function.
10905 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10908 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10910 PR middle-end/68146
10911 PR tree-optimization/69155
10912 * tree-complex.c: Include cfganal.h.
10913 (phis_to_revisit): New variable.
10914 (extract_component): Add phiarg_p argument. Assert that returned
10915 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10916 (update_phi_components): Partly rewrite to use loop over real/imag
10917 components instead of code duplication. If extract_component returns
10918 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10919 create_tmp_reg into the PHI node instead, and mention the phi triplet
10920 in phis_to_revisit.
10921 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10922 in phis_to_revisit at the end.
10924 2016-01-14 Richard Biener <rguenther@suse.de>
10926 PR tree-optimization/68060
10927 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10928 outer loop reduction is only used in the inner loop before
10929 detecting a double reduction.
10931 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10934 * combine.c (expand_field_assignment): Punt if compute_mode is
10935 unsupported scalar mode.
10937 2016-01-14 Richard Biener <rguenther@suse.de>
10939 PR tree-optimization/66856
10940 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10941 SLP node only if it built successfully.
10942 (vect_analyze_slp_instance): Adjust.
10944 2016-01-14 Jeff Law <law@redhat.com>
10946 PR tree-optimization/69270
10947 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10948 (record_edge_info): Use it. Convert boolean_{true,false}_node
10949 to the type of op0.
10951 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10954 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10955 use block_ultimate_origin
10956 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10958 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10960 * doc/invoke.texi (Submodel Options): Rename section to
10961 "Machine-Dependent Options" to better reflect its content.
10962 Rewrite introductory text to remove archaic CPU names.
10965 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10967 * doc/invoke.texi (Code Gen Options): Move section up in file,
10968 before target-specific options. Update menu and option summary
10969 to reflect the new section ordering.
10971 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10973 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10974 (C++ Dialect Options): Add cross-reference to -std option.
10975 * doc/standards.texi (C++ Language): Document C++14 support.
10977 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10979 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10980 for pack/unpack functions for __ibm128.
10981 (PACK_IF): Likewise.
10982 (UNPACK_IF): Likewise.
10984 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10985 support for __ibm128 pack/unpack functions.
10986 (rs6000_invalid_builtin): Likewise.
10987 (rs6000_init_builtins): Likewise.
10988 (rs6000_opt_masks): Likewise.
10990 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10991 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10993 (RS6000_BTM_COMMON): Likewise.
10995 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10996 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10997 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10998 128-bit floating point. Add support for the double values to be
10999 in Altivec registers for TF/IF packing and unpacking, but restrict
11000 TD packing sub-fields to be FPR registers. Don't allow overlapped
11001 register support for packing. Allow pack inputs to be memory
11002 locations. Don't build generator functions for unpack<mode>_dm
11003 and unpack<mode>_nodm.
11004 (unpack<mode>_dm): Likewise.
11005 (unpack<mode>_nodm): Likewise.
11006 (pack<mode>): Likewise.
11008 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11009 built-in functions to pack/unpack explicit __ibm128 values.
11010 (__builtin_unpack_ibm128): Likewise.
11012 * doc/extend.texi (PowerPC Built-in Functions): Document
11013 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11015 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11018 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11019 Add new arg loc and pass it down as context.
11020 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11021 to the location to use for the warning.
11022 (check_function_arguments): New arg loc. All callers changed. Pass
11023 it to check_function_nonnull.
11024 * c-common.h (check_function_arguments): Adjust declaration.
11026 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11028 PR tree-optimization/69156
11029 * gimple.c (validate_type): Removed.
11030 (gimple_builtin_call_types_compatible_p): Use
11031 useless_type_conversion_p instead of validate_type.
11032 * value-prof.c (gimple_stringop_fixed_value): Fold
11033 icall_size to correct type.
11035 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11037 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11040 2016-01-13 Richard Henderson <rth@redhat.com>
11043 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11044 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11045 (ix86_builtin_tm_store): Remove.
11046 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11047 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11048 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11049 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11050 * doc/tm.texi: Rebuild.
11052 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11053 (BUILT_IN_TM_MEMCPY_RTWN): New.
11054 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11055 fallback from vector to integer helpers.
11056 (build_tm_load): Handle vector types directly, instead of
11058 (build_tm_store): Likewise.
11059 (expand_assign_tm): Prepare for register types not handled by
11060 the above. Copy them to memory and use memcpy.
11061 * tree.c (tm_define_builtin): New.
11062 (find_tm_vector_type): New.
11063 (build_tm_vector_builtins): New.
11064 (build_common_builtin_nodes): Call it.
11066 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11068 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11069 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11071 2016-01-13 Tom de Vries <tom@codesourcery.com>
11073 PR tree-optimization/69169
11074 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11075 handled_struct_type param.
11076 (create_variable_info_for, intra_create_variable_infos): Call
11077 create_variable_info_for_1 with extra arg.
11079 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11081 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11082 and "armv8.1-a+crc" entries.
11084 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11087 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11088 Change first operand predicate from register_or_constm1_operand
11089 to register_operand.
11090 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11091 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11092 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11093 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11094 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11095 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11096 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11097 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11098 comparison with constm1_rtx from vec_prefetch_gen part.
11100 2016-01-13 Richard Biener <rguenther@suse.de>
11102 PR tree-optimization/69013
11103 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11104 Exchange assert for a test.
11106 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11109 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11111 2016-01-13 Richard Biener <rguenther@suse.de>
11113 PR tree-optimization/69242
11114 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11115 assert with a check.
11117 2016-01-13 Richard Biener <rguenther@suse.de>
11119 PR tree-optimization/69186
11120 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11121 Properly guard vect_update_misalignment_for_peel call.
11123 2016-01-12 Jeff Law <law@redhat.com>
11125 PR tree-optimization/pr67755
11126 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11127 "need_profile_correction".
11128 (thread_block_1): Initialize new field to false by default. If we
11129 have multiple thread paths through a common joiner to different
11130 final targets, then set new field to true.
11131 (compute_path_counts): Only do count adjustment when it's really
11134 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11136 * doc/invoke.texi (Spec Files): Move section down in file, past
11137 all command-line option descriptions.
11139 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11141 PR middle-end/54809
11142 * doc/gty.texi: Remove documentation of mark_hook.
11143 * gengtype.c (struct write_types_data): Remove code to support
11144 mark_hook attribute.
11145 (walk_type): Likewise.
11146 (write_func_for_structure): Likewise.
11148 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11150 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11151 Directory Options, and -specs= to Overall Options.
11152 (Overall Options): Adjust similarly. Reorder to group related
11153 options together. Make -specs= cross-reference the spec file details.
11154 (Directory Options): Adjust similarly.
11156 2016-01-12 Jeff Law <law@redhat.com>
11158 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11160 2016-01-12 Olivier Hainque <hainque@adacore.com>
11162 * gcc.c (spec_undefvar_allowed): New global.
11163 (process_command): Set to true when running for --version or --help,
11165 (getenv_spec_function): When the variable is not defined, use the
11166 variable name as the variable value if we're allowed not to issue
11169 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11171 PR tree-optimization/68911
11172 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11173 information computed for expression "init + nit * step".
11175 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11177 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11178 about name of GCC executable. Remove deleted node from menu.
11179 (Directory Options) <-B>: Remove cross-reference to deleted node.
11180 (Target Options): Delete section.
11182 2016-01-12 Christian Bruel <christian.bruel@st.com>
11185 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11186 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11188 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11191 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11192 aligned_mem is properly set for AVX512-VL floating point masked
11196 * ifcvt.c (cond_exec_process_if_block): When removing the last
11197 insn from then_bb, remove also any possible barriers that follow it.
11199 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11203 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11204 (PTRDIFF_TYPE): Likewise.
11205 (WCHAR_TYPE): Likewise.
11206 (WCHAR_TYPE_SIZE): Likewise.
11207 (STDINT_LONG32): Likewise.
11209 2016-01-12 Richard Biener <rguenther@suse.de>
11211 PR tree-optimization/69053
11212 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11213 convert initial value for cond reductions.
11215 2016-01-12 Richard Biener <rguenther@suse.de>
11217 PR tree-optimization/69007
11218 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11219 widen_sum after dot_prod and sad.
11221 2016-01-12 Richard Biener <rguenther@suse.de>
11223 PR tree-optimization/69168
11224 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11225 pattern stmt SLP type.
11226 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11227 end up unused so cope with that case.
11229 2016-01-12 Richard Biener <rguenther@suse.de>
11231 PR tree-optimization/69157
11232 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11233 stmts def type only during analyze phase.
11234 (vectorizable_call): Likewise.
11235 (vectorizable_simd_clone_call): Likewise.
11236 (vectorizable_conversion): Likewise.
11237 (vectorizable_assignment): Likewise.
11238 (vectorizable_shift): Likewise.
11239 (vectorizable_operation): Likewise.
11240 (vectorizable_store): Likewise.
11241 (vectorizable_load): Likewise.
11243 2016-01-12 Richard Biener <rguenther@suse.de>
11245 PR tree-optimization/69174
11246 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11248 (vectorizable_load): Properly compute the number of loads needed
11249 for permuted strided SLP loads and do not spuriously assign
11250 to SLP_TREE_VEC_STMTS.
11252 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11254 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11255 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11256 (MD_EXEC_PREFIX): Remove.
11257 (MD_STARTFILE_PREFIX) Removee.
11258 (FILE_NAME_ABSOLUTE_P): Remove.
11259 (CPP_SPEC): Do not read macros from sys/version.h.
11260 (LINK_COMMAND_SPEC): Remove.
11261 (LOCAL_INCLUDE_DIR): Remove.
11262 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11263 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11264 (POST_LINK_SPEC): Define to invoke stubify after linker
11265 (LIBSTDCXX): Remove define
11266 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11267 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11268 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11269 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11270 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11271 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11272 (i386_djgpp_asm_named_section): Add propotype of new procedure
11274 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11275 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11276 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11277 in config/i386/djgpp.h).
11278 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11279 STANDARD_STARTFILE_PREFIX_1.
11280 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11281 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11282 installation errors.
11283 (MAX_OFILE_ALIGNMENT): Define to 128.
11284 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11286 * config/i386/djgpp.c: New file. Add implementation of
11287 i386_djgpp_asm_named_section.
11289 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11291 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11292 Add rule for building djgpp.o.
11294 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11296 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11297 (rtx_is_swappable_p): Reductions are swappable.
11298 (insn_is_swappable_p): V2DF reductions are swappable.
11300 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11302 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11303 reloads for other unsupported memory operands.
11305 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11306 Jim Wilson <jim.wilson@linaro.org>
11309 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11310 copy_to_mode_reg instead of force_reg.
11312 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11315 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11316 TARGET_80387 is true.
11318 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11321 * lra-eliminations.c (move_plus_up): Only move plus up
11322 if subreg of the constant can be simplified into constant
11323 and use the simplified subreg of the constant instead of
11324 the original constant.
11326 * fold-const.c (fold_convertible_p): Don't return true
11327 for conversion of VECTOR_TYPE to same sized integral type.
11328 (fold_convert_loc): Fix up formatting. Fold conversion of
11329 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11330 instead of NOP_EXPR.
11332 PR tree-optimization/69214
11333 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11334 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11337 PR tree-optimization/69207
11338 * tree-vect-slp.c (vect_get_constant_vectors): For
11339 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11340 fold_convertible_p to vector_type's element type, and always
11341 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11343 2016-01-11 Richard Biener <rguenther@suse.de>
11345 PR tree-optimization/69173
11346 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11347 fixup the cycle if all stmts are in a pattern.
11349 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11351 PR middle-end/68999
11352 * alias.c (base_alias_check): Move check for addresses with
11353 alignment ANDs before the call for compare_base_decls.
11354 (memrefs_conflict_p): Return -1 for different decls
11355 that went through alignment adjustments.
11357 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11359 PR rtl-optimization/68796
11360 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11361 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11362 and QImode comparisons against zero with CC_NZmode.
11363 * config/aarch64/iterators.md (short_mask): New mode_attr.
11365 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11367 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11368 (<avx512>_store<mode>_mask): Likewise.
11370 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11371 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11373 PR rtl-optimization/68841
11374 * ifcvt.c (struct noce_if_info): Add orig_x field.
11375 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11376 Don't record conflicts on to_rename if it's present.
11377 Allow memory destinations in sets.
11378 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11379 blocks, passing orig_x to the checks.
11380 (noce_process_if_block): Set if_info->orig_x appropriately.
11382 2016-01-11 Tom de Vries <tom@codesourcery.com>
11384 PR tree-optimization/69069
11385 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11387 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11389 PR rtl-optimization/68920
11390 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11391 of conditional moves for RTL if-conversion to 1 for
11392 TARGET_ONE_IF_CONV_INSN.
11393 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11394 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11395 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11396 parameter to restirct number of conditional moves for
11398 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11399 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11402 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11405 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11406 onepart vars. Fix typo in comment. Fix reversed condition in
11408 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11411 * var-tracking.c (dump_onepart_variable_differences): New.
11412 (dataflow_set_different): If a detailed dump is requested,
11413 delay early returns and dump differences between onepart
11414 variables present before and after, and added variables.
11416 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11419 * expr.c (expand_expr_real_1): For boolean vector constants
11420 with a scalar mode use const_scalar_mask_from_tree.
11421 (const_scalar_mask_from_tree): New.
11422 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11423 assigned to a mask type to handle constants.
11425 2016-01-11 Martin Jambor <mjambor@suse.cz>
11428 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11429 useless parameters if we cannot change function signature.
11431 2016-01-11 Martin Jambor <mjambor@suse.cz>
11434 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11437 2016-01-11 Tom de Vries <tom@codesourcery.com>
11439 PR tree-optimization/69109
11440 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11443 2016-01-11 Tom de Vries <tom@codesourcery.com>
11445 PR tree-optimization/69108
11446 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11447 res is not used in a phi.
11449 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11452 * common.opt (frandom-seed): Fix parameter name.
11453 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11455 2016-01-11 Tom de Vries <tom@codesourcery.com>
11457 PR tree-optimization/69058
11458 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11461 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11463 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11464 (mcode-density): Likewise.
11466 2016-01-10 Tom de Vries <tom@codesourcery.com>
11468 PR tree-optimization/69062
11469 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11470 (parallelize_loops): Don't paralelize loop that has phi with address
11473 2016-01-10 Tom de Vries <tom@codesourcery.com>
11475 PR tree-optimization/69039
11476 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11479 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11481 PR middle-end/68743
11482 * match.pd: Require target has function_c99_misc before doing
11483 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11485 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11487 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11489 * configure: Regenerate.
11491 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11493 PR middle-end/50865
11494 PR tree-optimization/69097
11495 * fold-const.h (expr_not_equal_to): New prototype.
11496 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11497 (expr_not_equal_to): New function.
11498 * match.pd (X % -Y is the same as X % Y): Don't optimize
11499 unless X is known not to be equal to minimum or Y is known
11500 not to be equal to -1.
11501 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11502 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11503 (simplify_stmt_using_ranges): Adjust caller.
11504 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11505 substitute_and_fold.
11507 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11509 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11512 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11514 PR tree-optimization/69167
11515 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11516 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11518 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11520 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11521 Richard Biener <rguenther@suse.de>
11523 PR tree-optimization/68707
11524 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11525 instances that can be handled via vect_load_lanes.
11527 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11529 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11530 if we can't determine address equivalence.
11531 * alias.c (compare_base_decl): Update for changed return value of
11532 symtab_node::equal_address_to.
11534 2016-01-08 Jason Merrill <jason@redhat.com>
11538 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11539 * expr.c (store_field): Not here.
11540 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11541 call with TREE_ADDRESSABLE type.
11542 * tree-cfg.c (verify_gimple_call): Adjust.
11544 2016-01-08 Olivier Hainque <hainque@adacore.com>
11546 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11549 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11551 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11552 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11553 (reduc_smin_v2sf): Rename to...
11554 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11555 (reduc_splus_v2sf): Rename to...
11556 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11558 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11560 PR tree-optimization/69162
11561 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11562 valist argument in another argument.
11563 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11564 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11565 to determine the va_list type, build a MEM_REF instead of
11566 build_fold_indirect_ref.
11568 PR tree-optimization/69172
11569 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11572 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11574 PR tree-optimization/67781
11575 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11576 and cmpnop in two steps: first the ones not accessed in original
11577 gimple expression in a endian independent way and then the ones not
11578 accessed in the final result in an endian-specific way.
11580 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11582 PR tree-optimization/69083
11583 * tree-vect-slp.c (vect_get_constant_vectors): For
11584 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11585 element type. If op is fold_convertible_p to vector_type's element
11586 type, use NOP_EXPR instead of VCE.
11588 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11590 PR rtl-optimization/67778
11591 PR rtl-optimization/68634
11592 PR rtl-optimization/68909
11593 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11594 block from the stack until done with it. Remove a superfluous
11595 bitmap set. Remove a superfluous bitmap test.
11597 2016-01-07 Martin Sebor <msebor@redhat.com>
11600 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11601 constraint on the type of arguments.
11603 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11605 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11606 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11607 unaligned_access on the gcc_options set.
11608 * config/arm/arm.c (arm_option_override_internal): Use
11609 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11611 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11614 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11615 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11617 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11620 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11623 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11624 depending on frame_pointer_needed before remaining integer and SSE
11625 registers are saved.
11627 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11630 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11632 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11635 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11636 Use the "xBm" constraint.
11637 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11639 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11640 (sse_cvtsi2ssq<round_name>): Likewise.
11641 (sse_cvtss2si<round_name>): Likewise.
11642 (sse_cvtss2siq<round_name>): Likewise.
11643 (sse2_cvtsi2sdq<round_name>): Likewise.
11644 (sse2_cvtsd2si<round_name>): Likewise.
11645 (sse2_cvtsd2siq<round_name>): Likewise.
11646 * config/i386/subst.md (round_nimm_scalar_predicate): New
11649 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11651 PR middle-end/67639
11652 * varasm.c (make_decl_rtl): Mark invalid register vars as
11655 PR rtl-optimization/66206
11656 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11657 All callers changed.
11659 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11661 PR tree-optimization/69141
11662 * tree-ssa-pre.c: Include langhooks.h.
11663 (eliminate_dom_walker::before_dom_children): Use
11664 lang_hooks.decl_printable_name instead of
11665 cgraph_node::get ()->name ().
11667 PR middle-end/68960
11668 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11669 it and DECL_ALIGN too.
11671 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11673 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11675 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11678 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11679 depending on frame_pointer_needed before remaining integer and SSE
11680 registers are saved.
11682 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11684 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11685 mode iterator with VSX_M2.
11686 (*p9_vecstore_<mode>): Likewise.
11687 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11688 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11689 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11690 (define_split for VSX_LE128 stores): Likewise.
11691 (define_peephole2 for TImode LE swaps): Likewise.
11692 (define_split for VSX_LE128 post-reload stores): Likewise.
11694 2016-01-06 Marek Polacek <polacek@redhat.com>
11697 * convert.c (convert_to_integer_1): Adjust call to
11698 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11699 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11700 EXPR instead of ARG.
11701 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11703 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11706 * doc/extend.texi (RL78 Variable Attributes): New section.
11708 2016-01-05 Marek Polacek <polacek@redhat.com>
11711 * builtins.c (get_memmodel): Use expansion point location rather than
11712 the input location. Call warning_at rather than warning.
11713 (expand_builtin_atomic_compare_exchange): Likewise.
11714 (expand_builtin_atomic_load): Likewise.
11715 (expand_builtin_atomic_store): Likewise.
11716 (expand_builtin_atomic_clear): Likewise.
11718 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11721 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11722 Replace nonimmediate_operand with vector_operand.
11723 * config/i386/predicates.md (vector_operand): New predicate.
11724 (general_vector_operand): Replace nonimmediate_operand with
11726 * config/i386/sse.md: Replace nonimmediate_operand with
11727 vector_operand and m constraint with Bm constraint on SSE
11728 patterns with 16-byte memory operand.
11729 * config/i386/subst.md (round_nimm_predicate): Replace
11730 nonimmediate_operand with vector_operand.
11731 (round_saeonly_nimm_predicate): Likewise.
11732 (round_saeonly_nimm_scalar_predicate): New.
11734 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11737 * config/i386/constraints.md (Bm): New constraint.
11738 * config/i386/predicates.md (vector_memory_operand): New
11740 * config/i386/sse.md: Replace xm with xBm in plusminus and
11741 any_logic patterns.
11743 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11746 * doc/extend.texi (V850 Function Attributes): New section.
11747 (V850 Variable Attributes): New section.
11749 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11752 * doc/extend.texi (MicroBlaze Function Attributes): Document
11753 interrupt_handler and fast_interrupt attributes.
11755 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11758 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11759 for local symbolic operands.
11760 * config/ia64/predicates.md (local_symbolic_operand64): New
11763 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11765 PR rtl-optimization/68651
11766 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11769 2016-01-05 Nathan Sidwell <nathan@acm.org>
11771 * alias.c (compare_base_decls): Use symtab_node::get.
11773 2016-01-05 Nick Clifton <nickc@redhat.com>
11776 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11777 secondary_reload_info structure.
11780 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11781 decls if weak support is available.
11783 2016-01-04 Martin Sebor <msebor@redhat.com>
11785 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11787 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11789 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11790 OPTION_MASK_P9_DFORM.
11792 * config/rs6000/constraints.md (wo constraint): New constraint for
11795 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11797 (rs6000_init_hard_regno_mode_ok): Likewise.
11799 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11802 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11803 expanders not to have constraints. Add support for ISA 3.0 xxperm
11804 instruction. Add support for fusing xxlor with xxperm.
11805 (altivec_vperm_<mode>_internal): Likewise.
11806 (altivec_vperm_v8hiv16qi): Likewise.
11807 (altivec_vperm_<mode>v16q): Likewise.
11808 (altivec_vperm_<mode>_uns): Likewise.
11809 (vperm_v8hiv4si): Likewise.
11810 (vperm_v16qiv8hi): Likewise.
11812 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11814 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11816 Update copyright years.
11818 * gcc.c (process_command): Update copyright notice dates.
11819 * gcov-dump.c (print_version): Ditto.
11820 * gcov.c (print_version): Ditto.
11821 * gcov-tool.c (print_version): Ditto.
11822 * gengtype.c (create_file): Ditto.
11823 * doc/cpp.texi: Bump @copying's copyright year.
11824 * doc/cppinternals.texi: Ditto.
11825 * doc/gcc.texi: Ditto.
11826 * doc/gccint.texi: Ditto.
11827 * doc/gcov.texi: Ditto.
11828 * doc/install.texi: Ditto.
11829 * doc/invoke.texi: Ditto.
11831 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11833 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11834 modes larger than TImode as TImode if NEON is not enabled.
11836 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11839 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11840 mode for %f0-%f31 only if TARGET_FPU.
11842 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11845 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11846 to compute the PACKED_P predicate.
11847 (function_arg_record_value): Minor tweaks.
11849 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11851 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11852 option for arm*-*-* targets.
11854 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11856 * doc/extend.texi (Common Function Attributes): Move docs for
11857 MSP430-specific attributes to....
11858 (MSP430 Function Attributes): ...here. Delete the redundant
11859 entries and copy-edit the remaining text.
11860 (MSP430 Variable Attributes): Use uniform format for index
11861 entries and add a cross-reference to the corresponding function
11864 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11866 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11868 (x86 Options): Likewise.
11870 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11874 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11875 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11876 to corresponding attribute.
11878 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11880 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11881 to correct alphabetization of table. Copy-edit and correct
11883 <stack_protect>: Likewise.
11884 <target_clones>: Likewise.
11886 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11887 Correct punctuation.
11888 (Code Gen Options) <-fno-plt>: Copy-edit.
11890 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11893 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11894 SI values. Explicitly convert SI to DI and vice-versa.
11896 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11898 PR tree-optimization/69070
11899 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11900 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11903 * ubsan.c (ubsan_instrument_float_cast): Call
11904 initialize_sanitizer_builtins.
11907 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11909 Copyright (C) 2016 Free Software Foundation, Inc.
11911 Copying and distribution of this file, with or without modification,
11912 are permitted in any medium without royalty provided the copyright
11913 notice and this notice are preserved.