1 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
3 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
8 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
10 2016-05-16 Nathan Sidwell <nathan@acm.org>
12 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13 (nvptx_name_replacement): Restore. Add comment.
14 (write_fn_proto, write_fn_proto_from_insn,
15 nvptx_output_call_insn): Restore
16 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
18 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20 * config/aarch64/aarch64.md
21 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22 (add<mode>3_compareC_imm): Likewise.
23 (<optab>si3_uxtw): Split into register and immediate variants.
24 (andsi3_compare0_uxtw): Likewise.
25 (and<mode>3_compare0): Likewise.
26 (and<mode>3nr_compare0): Likewise.
27 (stack_protect_test_<mode>): Don't use %x for memory operands.
29 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
31 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
33 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
35 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
36 Split integer shifts into shift_reg and bfm.
37 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
38 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
39 (ror<mode>3_insn): Likewise.
40 (<optab>si3_insn_uxtw): Likewise.
41 (<optab><mode>3_insn): Change to rotate_imm.
42 (extr<mode>5_insn_alt): Likewise.
43 (extrsi5_insn_uxtw): Likewise.
44 (extrsi5_insn_uxtw_alt): Likewise.
46 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
48 * doc/tm.texi: Regenerate.
49 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
50 (TARGET_INVALID_RETURN_TYPE): Remove.
51 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
52 TARGET_INVALID_RETURN_TYPE.
53 * target.def (invalid_parameter_type): Remove.
54 (invalid_return_type): Remove.
56 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
58 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
59 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
61 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
63 (preserve_function_body_p): No need to preserve function body
64 * cif-codes.def (CIF_THUNK): Remove.
65 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
67 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
69 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
71 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
73 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
76 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
78 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
79 (inline_small_functions): Do not look for function symbol when
82 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
84 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
87 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
88 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
89 Jiong Wang <jiong.wang@arm.com>
91 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
92 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
93 Define __ARM_FP16_ARGS when appropriate.
94 * config/arm/arm.c (arm_invalid_parameter_type): Remove
96 (arm_invalid_return_type): Likewise.
97 (TARGET_INVALID_PARAMETER_TYPE): Remove.
98 (TARGET_INVALID_RETURN_TYPE): Remove.
99 (aapcs_vfp_sub_candidate): Allow HFmode.
100 (aapcs_vfp_allocate): Add comment. Support HFmode.
101 (aapcs_vfp_allocate_return_reg): Likewise.
102 (struct aapcs_cp_arg_layout): Slightly reword comments for
103 is_return_candidate and allocate_return_reg.
104 (output_mov_vfp): Update assert.
105 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
107 (arm_invalid_parameter_type): Remove.
108 (amr_invalid_return_type): Remove.
109 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
110 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
111 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
113 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
115 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
116 * config/aarch64/arch64-protos.h
117 (aarch64_legitimize_reload_address): Remove.
118 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
121 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
123 * configure.ac: Add ACX_NONCANONICAL_HOST.
124 * configure: Regenerate.
125 * Makefile.in: Set host_noncanonical.
127 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
130 * config/i386/i386.md (*movtf_internal): Before register allocation,
131 do not allow FP constants for CM_MEDIUM memory model, allow only
132 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
133 (*movxf_internal): Ditto.
134 (*movdf_internal): Ditto.
135 (*movsf_internal): Ditto.
137 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
139 PR rtl-optimization/67483
140 * combine.c (make_compound_operation): Don't call extract_left_shift
141 with negative shift amounts.
143 2016-05-13 Jakub Jelinek <jakub@redhat.com>
146 * fold-const.c (fold_checksum_tree): Allow modification
147 of TYPE_ALIAS_SET during folding.
149 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
150 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
151 (ix86_split_to_parts): Likewise. Fix up formatting.
153 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
155 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
156 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
159 2016-05-13 Nathan Sidwell <nathan@acm.org>
161 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
162 (nvptx_name_replacement): Delete.
163 (write_fn_proto, write_fn_proto_from_insn,
164 nvptx_output_call_insn): Remove nvptx_name_replacement call.
165 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
166 * langhooks.c (add_builtin_funcction_common): Call
167 targetm.mangle_decl_assembler_name.
169 * config/nvptx/nvptx.c (write_fn_proto): Handle
170 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
172 2016-05-13 Martin Liska <mliska@suse.cz>
174 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
175 and PRIu64 in printf format.
177 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
179 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
182 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
184 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
185 Change --param max-completely-peeled-times to
186 --param max-completely-peel-times in dump file printing.
188 2016-05-13 Richard Biener <rguenther@suse.de>
190 PR tree-optimization/42587
191 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
192 (find_bswap_or_nop_1): Likewise.
193 (bswap_replace): Likewise.
195 2016-05-13 Martin Liska <mliska@suse.cz>
197 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
198 Initialize a variable with default value.
200 2016-05-13 Martin Liska <mliska@suse.cz>
202 * doc/invoke.texi: Enhance explanation of error recovery
205 2016-05-13 Martin Liska <mliska@suse.cz>
207 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
208 (struct cost_pair): Change inv_expr_id (int) to inv_expr
210 (struct iv_inv_expr_ent): Comment struct fields.
211 (sort_iv_inv_expr_ent): New function.
212 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
213 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
214 a hash_map between iv_inv_expr_ent and number of usages.
215 (niter_for_exit): Fix coding style.
216 (tree_ssa_iv_optimize_init): Use renamed variable.
217 (determine_base_object): Fix coding style.
218 (alloc_iv): Likewise.
219 (find_interesting_uses_outside): Likewise.
220 (add_candidate_1): Likewise.
221 (add_standard_iv_candidates): Likewise.
222 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
223 (prepare_decl_rtl): Fix coding style.
224 (get_address_cost): Likewise.
225 (get_shiftadd_cost): Likewise.
226 (force_expr_to_var_cost): Likewise.
227 (compare_aff_trees): Likewise.
228 (get_expr_id): Restructure the function.
229 (get_loop_invariant_expr_id): Renamed to
230 get_loop_invariant_expr.
231 (get_computation_cost_at): Replace usage of inv_expr_id with
233 (get_computation_cost): Likewise.
234 (determine_group_iv_cost_generic): Likewise.
235 (determine_group_iv_cost_address): Likewise.
236 (iv_period): Fix coding style.
237 (iv_elimination_compare_lt): Likewise.
238 (may_eliminate_iv): Likewise.
239 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
241 (determine_group_iv_costs): Dump invariant expressions.
242 (iv_ca_recount_cost): Use the newly added hash_map.
243 (iv_ca_set_remove_invariants): Fix coding style.
244 (iv_ca_set_add_invariants): Fix coding style.
245 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
247 (iv_ca_set_cp): Likewise.
248 (iv_ca_new): Initialize the newly added hash_map and remove
249 initialization of fields.
250 (iv_ca_free): Delete the hash_map.
251 (iv_ca_dump): Dump invariant expressions.
252 (iv_ca_extend): Fix coding style.
253 (try_add_cand_for): Likewise.
254 (create_new_ivs): Dump information about # of avg iterations and
255 # of used invariant expressions.
256 (rewrite_use_compare): Fix coding style.
257 (free_loop_data): Set default value for max_inv_expr_id.
259 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
261 * cse.c (rest_of_handle_cse): Use cleanup_cfg
262 returned value cse_cfg_altered computation.
263 (rest_of_handle_cse2): Likewise.
264 (rest_of_handle_cse_after_global_opts): Likewise.
266 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
269 * config/arm/arm.c (arm32_output_mi_thunk): New.
270 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
271 to split Thumb1 vs TARGET_32BIT functionality.
272 (arm_thumb1_mi_thunk): New.
274 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
276 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
279 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
282 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
284 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
286 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
287 (expand_builtin_trap): Emit a regular call.
288 (set_builtin_user_assembler_name): Remove obsolete cases.
289 * dse.c (scan_insn): Adjust.
290 * except.c: Include calls.h.
291 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
292 emit a regular call to setjmp.
293 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
294 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
295 (emit_block_move_via_libcall): Delete.
296 (block_move_fn): Delete.
297 (init_block_move_fn): Likewise.
298 (emit_block_move_libcall_fn): Likewise.
299 (emit_block_op_via_libcall): New function.
300 (set_storage_via_libcall): Tidy up and use memset builtin.
301 (block_clear_fn): Delete.
302 (init_block_clear_fn): Likewise.
303 (clear_storage_libcall_fn): Likewise.
304 (expand_assignment): Call emit_block_move_via_libcall.
305 Do not include gt-expr.h.
306 * expr.h (emit_block_op_via_libcall): Declare.
307 (emit_block_copy_via_libcall): New inline function.
308 (emit_block_move_via_libcall): Likewise.
309 (emit_block_comp_via_libcall): Likewise.
310 (block_clear_fn): Delete.
311 (init_block_move_fn): Likewise.
312 (init_block_clear_fn): Likewise.
313 (emit_block_move_via_libcall): Likewise.
314 (set_storage_via_libcall): Add default parameter value.
315 * libfuncs.h (enum libfunc_index): Remove obsolete values.
316 (abort_libfunc): Delete.
317 (memcpy_libfunc): Likewise.
318 (memmove_libfunc): Likewise.
319 (memcmp_libfunc): Likewise.
320 (memset_libfunc): Likewise.
321 (setbits_libfunc): Likewise.
322 (setjmp_libfunc): Likewise.
323 (longjmp_libfunc): Likewise.
324 (profile_function_entry_libfunc): Likewise.
325 (profile_function_exit_libfunc): Likewise.
326 (gcov_flush_libfunc): Likewise.
327 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
328 and DECL_VISIBILITY on the declaration.
329 (init_optabs): Do not initialize obsolete libfuncs.
330 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
331 * tree-core.h (ECF_RET1): Define.
332 (ECF_TM_PURE): Adjust.
333 (ECF_TM_BUILTIN): Likewise.
334 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
335 (build_common_builtin_nodes): Initialize abort builtin.
336 Add ECF_RET1 on memcpy, memmove and memset builtins.
337 Pass final flags for alloca and alloca_with_align builtins.
338 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
340 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
341 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
342 set_storage_via_libcall and call emit_block_copy_via_libcall.
344 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.md (*call_got_x32): Change operand 0 to
347 DImode before it is passed to ix86_output_call_operand.
348 (*call_value_got_x32): Ditto for operand 1.
350 2016-05-12 Jiong Wang <jiong.wang@arm.com>
352 PR rtl-optimization/70904
353 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
354 reload for wide mode.
356 2016-05-12 Marek Polacek <polacek@redhat.com>
359 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
360 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
361 * langhooks.h (incomplete_type_error): Likewise.
362 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
363 parameter, pass it down to incomplete_type_error.
364 * tree.h (size_in_bytes): New inline overload.
365 (size_in_bytes_loc): Renamed from size_in_bytes.
367 2016-05-12 Richard Biener <rguenther@suse.de>
369 PR tree-optimization/71059
370 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
371 nary before looking up or entering the expression into the VN
373 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
374 Make sure to re-use NARYs without result as inserted by
377 2016-05-12 Richard Biener <rguenther@suse.de>
379 PR tree-optimization/71062
380 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
382 * tree-ssa-structalias.c (set_uids_in_ptset): Set
383 vars_contains_restrict if the var is a restrict tag.
384 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
385 do not disambiguate pointers against it.
386 (dump_points_to_solution): Re-structure and adjust for new
387 vars_contains_restrict flag.
388 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
390 2016-05-12 Martin Liska <mliska@suse.cz>
392 * doc/invoke.texi: Explain connection between
393 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
395 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
397 PR tree-optimization/71006
398 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
399 consider COND_EXPR as a mask producer.
401 2016-05-12 Marek Polacek <polacek@redhat.com>
404 * opts.c (common_handle_option): Detect missing argument for --help^.
406 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
409 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
410 when popping the PC and within an interrupt handler routine.
411 Add missing tab to output of "ldmfd".
412 (output_return_instruction): Output LDMFD with SP update rather
413 than POP when returning from interrupt handler.
415 2016-05-12 Jakub Jelinek <jakub@redhat.com>
417 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
418 TARGET_64BIT && TARGET_AVX512DQ.
419 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
420 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
421 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
422 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
423 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
424 (*vec_extractv4si_zext): Add avx512dq alternative.
425 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
426 use v instead of x constraint in other alternatives where possible.
428 * config/i386/sse.md (sse2_loadld): Use v instead of x
429 constraint in alternatives 0,1,4.
431 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
432 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
433 v constraints instead of x and <pinsr_evex_isa> isa attribute.
436 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
437 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
438 is not emitted unless TARGET_AVX512BW.
439 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
440 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
441 for the result operand.
443 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
444 constraint instead of x in avx alternatives. Use maybe_evex instead
447 * config/i386/constraints.md (Yv): New constraint.
448 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
449 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
450 * config/i386/i386.md (avx512fvecmode): New mode attr.
451 (*pushtf): Use v constraint instead of x.
452 (*movtf_internal): Likewise. For TARGET_AVX512VL and
453 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
454 (*absneg<mode>2): Use Yv constraint instead of x constraint.
455 (*absnegtf2_sse): Likewise.
456 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
457 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
458 avx512f alternatives.
459 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
461 2016-05-12 Richard Biener <rguenther@suse.de>
463 PR tree-optimization/71060
464 * tree-data-ref.c (initialize_data_dependence_relation): Do not
465 require exact match of DR_BASE_OBJECT but only matching address and
468 2016-05-12 Richard Biener <rguenther@suse.de>
470 PR tree-optimization/70986
471 * cfganal.c: Include cfgloop.h.
472 (dfs_find_deadend): Prefer to take edges exiting loops.
474 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
476 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
477 compile and run time.
479 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
482 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
484 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/i386.c (legitimize_pic_address): Use
487 copy_to_suggested_reg instead of gen_movsi.
489 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
491 * config/rs6000/predicates.md (quad_memory_operand): Move most of
492 the code into quad_address_p and call it to share code with
493 vsx_quad_dform_memory_operand.
494 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
496 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
497 bit instead of being a separate word. Split -mpower9-dform into
498 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
499 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
500 for the register class supporting 128-bit quad word memory offsets.
501 (mode_supports_vsx_dform_quad): Helper function to return if the
502 register class uses quad word memory offsets.
503 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
504 (rs6000_debug_reg_global): Always print if we are using LRA or not.
505 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
506 instructions are enabled, set up the appropriate addr_masks for
508 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
509 -mpower9-dform-scalar, instead of -mpower9-dform.
510 (rs6000_option_override_internal): Split -mpower9-dform into two
511 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
512 -mpower9-dform switch sets or clears both. If we are not using
513 the LRA register allocator, do not enable -mpower9-dform-vector by
514 default. If we are using LRA, enable -mpower9-dform-vector and
515 -mvsx-timode if it is appropriate. Issue a warning if either
516 -mpower9-dform-vector or -mvsx-timode are explicitly used without
518 (quad_address_offset_p): New helper function to return if the
519 offset is legal for quad word memory instructions.
520 (quad_address_p): New function to determin if GPR or vector
521 register quad word memory addresses are legal.
522 (mem_operand_gpr): Validate quad word address offsets.
523 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
524 d-form (register + offset) instructions.
525 (offsettable_ok_by_alignment): Likewise.
526 (rs6000_legitimate_offset_address_p): Likewise.
527 (legitimate_lo_sum_address_p): Likewise.
528 (rs6000_legitimize_address): Likewise.
529 (rs6000_legitimize_reload_address): Add more debug statements for
531 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
533 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
534 d-form instructions. Distinguish different cases in debug
535 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
537 (rs6000_preferred_reload_class): Likewise.
538 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
539 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
540 of the ISA 2.06 indexed memory instructions.
541 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
542 use them to save/restore the saved vector registers instead of
543 using Altivec instructions.
544 (rs6000_emit_epilogue): Likewise.
545 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
546 (rs6000_opt_masks): Split -mpower9-dform into
547 -mpower9-dform-scalar and -mpower9-dform-vector.
548 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
550 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
551 ISA 3.0 vector indexed memory instructions, and fold the code into
552 the normal mov<mode> patterns.
553 (p9_vecstore_<mode>): Likewise.
554 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
556 (vsx_movti_64bit): Likewise.
557 (vsx_movti_32bit): Likewise.
558 * config/rs6000/constraints.md (wO constraint): New constraint for
559 ISA 3.0 vector d-form support.
560 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
561 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
562 include -mpower9-dform-vector until we switch over to LRA.
563 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
564 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
565 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
566 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
567 for -mpower9-dform and -mlra.
568 * doc/md.texi (wO constraint): Document wO constraint.
570 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
572 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
573 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
574 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
575 Move handling of non-insn arguments inline into the sole user:
576 (output_trans_func): ...here.
577 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
578 in emitted function prototype.
579 (output_internal_insn_latency_func): Ditto. Simplify.
580 (output_internal_maximal_insn_latency_func): Ditto. Delete
581 always-unused argument.
582 (output_insn_latency_func): Ditto.
583 (output_maximal_insn_latency_func): Ditto.
585 2016-05-11 Richard Biener <rguenther@suse.de>
587 PR tree-optimization/71055
588 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
589 sth with precision not equal to access size verify we don't chop
592 2016-05-11 Richard Biener <rguenther@suse.de>
595 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
596 (dwarf2out_finish): Move retry_incomplete_types call ...
597 (dwarf2out_early_finish): ... here.
599 2016-05-11 Richard Biener <rguenther@suse.de>
602 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
603 if the langhook insists on it.
604 * fold-const.c (make_bit_field_ref): Add arg for the original
605 reference and preserve its alias-set.
606 (decode_field_reference): Take exp by reference and adjust it
607 to the original memory reference.
608 (optimize_bit_field_compare): Adjust callers.
609 (fold_truth_andor_1): Likewise.
610 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
612 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
615 * cfgrtl.h (delete_insn_and_edges): Now return bool.
616 * cfgrtl.c (delete_insn_and_edges): Likewise.
617 * config/i386/i386.c (convert_scalars_to_vector): Remove
619 * cse.c (cse_insn): Compute cse_cfg_altered.
620 (delete_trivially_dead_insns): Likewise.
621 (cse_cc_succs): Likewise.
622 (rest_of_handle_cse): Free dominance info if required.
623 (rest_of_handle_cse2): Likewise.
624 (rest_of_handle_cse_after_global_opts): Likewise.
626 2016-05-11 Alan Modra <amodra@gmail.com>
628 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
629 abi_v4_pass_in_fpr): New functions.
630 (rs6000_function_arg_boundary): Exclude complex IBM long double
631 from 64-bit alignment when ABI_V4.
632 (rs6000_function_arg, rs6000_function_arg_advance_1,
633 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
635 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
637 PR rtl-optimization/71028
638 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
639 jump with just a return in the fallthrough block if the branch
640 block contains just a return as well.
642 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
644 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
645 * match.pd ((X & Y) ^ Y): ... this.
646 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
647 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
649 2016-05-10 David Malcolm <dmalcolm@redhat.com>
651 * read-md.c (require_char_ws): New function.
652 (read_string): Simplify using require_char_ws.
653 (handle_constants): Likewise.
654 (handle_enum): Likewise.
655 (handle_file): Likewise.
656 * read-md.h (require_char_ws): New declaration.
657 * read-rtl.c (read_conditions): Simplify using require_char_ws.
658 (read_mapping): Likewise.
659 (read_rtx_code): Likewise.
660 (read_nested_rtx): Likewise.
662 2016-05-10 James Norris <jnorris@codesourcery.com>
664 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
665 if offloading is enabled and -fopenacc or -fopenmp is specified.
666 (CRTOFFLOADEND): Likewise.
667 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
668 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
670 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
672 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
673 gotoff_operand code paths. Use copy_to_suggested_regs and
674 expand_simple_binop where appropriate. Cleanup.
676 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
679 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
681 (dimode_scalar_chain::vector_const_cost): New.
682 (dimode_scalar_chain::compute_convert_gain): Handle constants.
683 (dimode_scalar_chain::convert_op): Likewise.
684 (dimode_scalar_chain::convert_insn): Likewise.
686 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
688 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
689 unary operation, not a binary one.
691 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
694 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
695 calls with type casted fndecl.
697 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
699 PR tree-optimization/70786
700 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
701 * gcc/calls.c (initialize_argument_information): Bind bounds
702 with corresponding args passed by reference.
704 2016-05-10 Jakub Jelinek <jakub@redhat.com>
707 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
708 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
709 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
712 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
715 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
716 code for a zero scale factor.
717 (vsx_xvcvdpuxds_scale): Likewise.
719 2016-05-10 David Malcolm <dmalcolm@redhat.com>
721 * diagnostic-show-locus.c (layout::layout): Call show_ruler
722 if show_ruler_p was set on the context.
723 (layout::show_ruler): New method.
724 * diagnostic.h (struct diagnostic_context): Add field
727 2016-05-10 Richard Biener <rguenther@suse.de>
729 PR tree-optimization/71039
730 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
731 (chk_uses): New function.
732 (propagate_with_phi): Verify we can safely replicate the lhs of an
733 aggregate assignment on all incoming edges.
735 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
737 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
739 (rx_atomic_sequence): New class.
740 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
741 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
743 (rx_atomic_sequence::rx_atomic_sequence,
744 rx_atomic_sequence::~rx_atomic_sequence): New functions.
745 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
746 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
747 CTRLREG_INTB): New constants.
748 (FETCHOP): New code iterator.
749 (fethcop_name, fetchop_name2): New iterator code attributes.
750 (QIHI): New mode iterator.
751 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
752 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
753 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
755 2016-05-10 Martin Liska <mliska@suse.cz>
757 * tree-inline.c (remap_dependence_clique): Do not remap
758 debugging statements.
760 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
762 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
763 ("*fixuns_truncdfdi2_z13")
764 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
765 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
766 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
768 2016-05-10 Richard Biener <rguenther@suse.de>
770 PR tree-optimization/70497
771 PR tree-optimization/28367
772 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
774 (visit_reference_op_load): ... here.
775 (vn_reference_lookup_3): Use it to handle subreg-like accesses
776 with simplified BIT_FIELD_REFs.
777 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
778 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
781 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
783 * dwarf2out.c (add_abstract_origin_attribute): Adjust
784 documentation comment. For BLOCK nodes, add a
785 DW_AT_abstract_origin attribute that points to the DIE generated
786 for the origin BLOCK.
787 (gen_lexical_block_die): Call add_abstract_origin_attribute for
788 blocks from inlined functions.
790 2016-05-10 Alan Modra <amodra@gmail.com>
793 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
794 regrename modifying insns saving lr before __morestack call.
795 * config/rs6000/rs6000.md (split_stack_return): Similarly for
796 insns restoring lr after __morestack call.
798 2016-05-09 Jakub Jelinek <jakub@redhat.com>
800 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
801 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
803 * config/i386/sse.md (vec_interleave_high<mode>,
804 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
805 <avx512>_vpermt2var<mode>3_maskz): Likewise.
807 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
809 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
810 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
811 parallel reassociation for power8 and forward.
813 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
815 * config/i386/i386.md (absneg splitters with general regs): Use
816 general_reg_operand predicate.
817 (btsq peephole2): Use x86_64_immediate_operand to check if new
818 value is suitable for immediate operand. Generate emitted insn
819 using RTL expressions.
820 (btcq peephole2): Ditto.
821 (btrq peephole2): Ditto. Generate correct immediate operand
824 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
826 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
829 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
831 * tree-affine.c (wide_int_constant_multiple_p): Add missing
834 2016-05-09 Richard Biener <rguenther@suse.de>
836 PR tree-optimization/70985
837 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
838 op0 isn't a gimple register.
840 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
842 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
843 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
844 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
845 (i6400_fpu_mult): New cpu units.
846 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
847 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
848 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
849 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
850 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
851 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
852 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
853 (i6400_msa_long_float4, i6400_msa_long_float5)
854 (i6400_msa_long_float8, i6400_msa_fdiv_df)
855 (i6400_msa_fdiv_sf): New reservations.
856 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
857 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
858 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
859 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
860 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
861 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
862 (msa_short_cmp, msa_short_float2, msa_short_logic3)
863 (msa_short_store4, msa_long_load, msa_short_store)
864 (msa_long_logic, msa_long_float2, msa_long_float4)
865 (msa_long_float5, msa_long_float8, msa_long_mult)
866 (msa_long_fdiv, msa_long_div): New reservations.
868 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
869 Sameera Deshpande <sameera.deshpande@imgtec.com>
870 Matthew Fortune <matthew.fortune@imgtec.com>
871 Graham Stott <graham.stott@imgtec.com>
872 Chao-ying Fu <chao-ying.fu@imgtec.com>
874 * config.gcc: Add MSA header file for mips*-*-* target.
875 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
876 (Ubv8i, Urv8): New constraints.
877 * config/mips/mips-ftypes.def: Add function types for MSA
879 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
880 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
881 * config/mips/mips-msa.md: New file.
882 * config/mips/mips-protos.h
883 (mips_split_128bit_const_insns): New prototype.
884 (mips_msa_idiv_insns): Likewise.
885 (mips_split_128bit_move): Likewise.
886 (mips_split_128bit_move_p): Likewise.
887 (mips_split_msa_copy_d): Likewise.
888 (mips_split_msa_insert_d): Likewise.
889 (mips_split_msa_fill_d): Likewise.
890 (mips_expand_msa_branch): Likewise.
891 (mips_const_vector_same_val_p): Likewise.
892 (mips_const_vector_same_bytes_p): Likewise.
893 (mips_const_vector_same_int_p): Likewise.
894 (mips_const_vector_shuffle_set_p): Likewise.
895 (mips_const_vector_bitimm_set_p): Likewise.
896 (mips_const_vector_bitimm_clr_p): Likewise.
897 (mips_msa_vec_parallel_const_half): Likewise.
898 (mips_msa_output_division): Likewise.
899 (mips_ldst_scaled_shift): Likewise.
900 (mips_expand_vec_cond_expr): Likewise.
901 * config/mips/mips.c (enum mips_builtin_type): Add
902 MIPS_BUILTIN_MSA_TEST_BRANCH.
903 (mips_gen_const_int_vector_shuffle): New prototype.
904 (mips_const_vector_bitimm_set_p): New function.
905 (mips_const_vector_bitimm_clr_p): Likewise.
906 (mips_const_vector_same_val_p): Likewise.
907 (mips_const_vector_same_bytes_p): Likewise.
908 (mips_const_vector_same_int_p): Likewise.
909 (mips_const_vector_shuffle_set_p): Likewise.
910 (mips_symbol_insns): Forbid loading symbols via immediate for
912 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
914 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
916 (mips_lx_address_p): Add support load indexed address for MSA.
917 (mips_address_insns): Add calculation of instructions needed for
918 stores and loads for MSA.
919 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
920 CONST_VECTOR for MSA and let it fall through.
921 (mips_ldst_scaled_shift): New function.
922 (mips_subword_at_byte): Likewise.
923 (mips_msa_idiv_insns): Likewise.
924 (mips_legitimize_move): Validate MSA moves.
925 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
926 calculation of costs for MSA division.
927 (mips_split_move_p): Check if MSA moves need splitting.
928 (mips_split_move): Split MSA moves if necessary.
929 (mips_split_128bit_move_p): New function.
930 (mips_split_128bit_move): Likewise.
931 (mips_split_msa_copy_d): Likewise.
932 (mips_split_msa_insert_d): Likewise.
933 (mips_split_msa_fill_d): Likewise.
934 (mips_output_move): Handle MSA moves.
935 (mips_expand_msa_branch): New function.
936 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
937 Reinstate 'y' modifier.
938 (mips_file_start): Add MSA .gnu_attribute.
939 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
941 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
942 (mips_class_max_nregs): Add register size for MSA supported mode.
943 (mips_cannot_change_mode_class): Allow conversion between MSA
944 vector modes and TImode.
945 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
947 (mips_secondary_reload_class): Force MSA loads/stores via memory.
948 (mips_preferred_simd_mode): Add preffered modes for MSA.
949 (mips_vector_mode_supported_p): Add MSA supported modes.
950 (mips_autovectorize_vector_sizes): New function.
951 (mips_msa_output_division): Likewise.
952 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
953 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
954 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
955 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
956 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
957 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
958 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
959 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
960 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
961 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
962 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
963 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
964 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
965 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
966 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
967 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
968 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
969 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
970 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
971 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
972 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
973 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
974 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
975 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
976 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
977 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
978 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
979 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
980 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
981 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
982 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
983 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
984 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
985 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
986 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
987 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
988 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
989 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
990 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
991 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
992 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
993 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
994 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
995 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
996 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
997 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
998 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
999 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1000 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1001 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1002 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1003 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1004 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1005 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1006 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1007 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1008 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1009 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1010 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1011 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1012 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1013 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1014 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1015 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1016 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1017 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1018 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1019 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1020 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1021 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1022 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1023 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1024 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1025 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1026 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1027 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1028 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1029 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1030 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1031 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1032 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1033 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1034 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1035 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1036 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1037 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1038 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1039 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1040 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1041 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1042 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1043 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1044 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1045 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1046 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1047 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1048 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1049 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1050 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1051 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1052 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1053 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1054 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1055 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1056 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1057 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1058 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1059 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1060 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1061 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1062 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1063 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1064 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1065 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1066 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1067 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1068 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1069 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1070 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1071 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1072 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1073 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1074 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1075 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1076 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1077 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1078 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1079 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1080 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1081 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1082 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1083 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1084 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1085 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1086 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1087 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1088 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1089 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1090 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1091 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1092 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1093 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1094 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1095 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1096 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1097 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1098 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1099 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1100 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1101 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1102 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1104 (mips_get_builtin_decl_index): New array.
1105 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1106 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1107 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1108 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1109 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1111 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1113 (mips_expand_builtin_insn): Prepare operands for
1114 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1115 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1116 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1117 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1118 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1119 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1120 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1121 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1122 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1123 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1124 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1125 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1126 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1127 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1128 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1129 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1130 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1131 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1132 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1133 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1134 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1135 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1136 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1137 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1138 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1139 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1140 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1141 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1142 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1143 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1144 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1145 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1146 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1147 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1148 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1149 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1150 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1151 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1152 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1153 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1154 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1155 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1156 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1157 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1158 These are set implicitly and an error is reported if overridden.
1159 (mips_expand_builtin_msa_test_branch): New function.
1160 (mips_expand_msa_shuffle): Likewise.
1161 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1162 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1163 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1164 (mips_expand_vec_unpack): Add support for MSA.
1165 (mips_expand_vector_init): Likewise.
1166 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1167 instead of const0_rtx.
1168 (mips_msa_vec_parallel_const_half): New function.
1169 (mips_gen_const_int_vector): Likewise.
1170 (mips_gen_const_int_vector_shuffle): Likewise.
1171 (mips_expand_msa_cmp): Likewise.
1172 (mips_expand_vec_cond_expr): Likewise.
1173 * config/mips/mips.h
1174 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1175 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1177 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1178 (ISA_HAS_MSA): New macro.
1179 (UNITS_PER_MSA_REG): Likewise.
1180 (BITS_PER_MSA_REG): Likewise.
1181 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1182 (MSA_REG_FIRST): New macro.
1183 (MSA_REG_LAST): Likewise.
1184 (MSA_REG_NUM): Likewise.
1185 (MSA_REG_P): Likewise.
1186 (MSA_REG_RTX_P): Likewise.
1187 (MSA_SUPPORTED_MODE_P): Likewise.
1188 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1189 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1190 * config/mips/mips.md: Include mips-msa.md.
1191 (alu_type): Add simd_add.
1192 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1193 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1194 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1195 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1196 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1197 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1198 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1199 simd_move, simd_load, simd_store. Choose "multi" for moves
1201 (qword_mode): New attribute.
1202 (insn_count): Add instruction count for quad moves.
1203 Increase the count for MIPS SIMD division.
1204 (UNITMODE): Add UNITMODEs for vector types.
1205 (addsub): New code iterator.
1206 * config/mips/mips.opt (mmsa): New option.
1207 * config/mips/msa.h: New file.
1208 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1210 * config/mips/mti-linux.h: Likewise.
1211 * config/mips/predicates.md
1212 (const_msa_branch_operand): New constraint.
1213 (const_uimm3_operand): Likewise.
1214 (const_uimm4_operand): Likewise.
1215 (const_uimm5_operand): Likewise.
1216 (const_uimm8_operand): Likewise.
1217 (const_imm5_operand): Likewise.
1218 (aq10b_operand): Likewise.
1219 (aq10h_operand): Likewise.
1220 (aq10w_operand): Likewise.
1221 (aq10d_operand): Likewise.
1222 (const_m1_operand): Likewise.
1223 (reg_or_m1_operand): Likewise.
1224 (const_exp_2_operand): Likewise.
1225 (const_exp_4_operand): Likewise.
1226 (const_exp_8_operand): Likewise.
1227 (const_exp_16_operand): Likewise.
1228 (const_vector_same_val_operand): Likewise.
1229 (const_vector_same_simm5_operand): Likewise.
1230 (const_vector_same_uimm5_operand): Likewise.
1231 (const_vector_same_uimm6_operand): Likewise.
1232 (const_vector_same_uimm8_operand): Likewise.
1233 (par_const_vector_shf_set_operand): Likewise.
1234 (reg_or_vector_same_val_operand): Likewise.
1235 (reg_or_vector_same_simm5_operand): Likewise.
1236 (reg_or_vector_same_uimm6_operand): Likewise.
1237 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1239 * doc/invoke.texi (-mmsa): Document new option.
1241 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1243 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1244 * configure: Regenerate.
1245 * config.in: Regenerate.
1246 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1248 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1249 (ENDFILE_VTV_SPEC): Define.
1251 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1253 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1254 registers in all interrupt handlers if necessary.
1255 (rl78_option_override): Add warning.
1256 (MUST_SAVE_MDUC_REGISTERS): New macro.
1257 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1258 * config/rl78/rl78.c (check_mduc_usage): New function.
1259 (mduc_regs): New structure to hold MDUC register data.
1260 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1261 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1262 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1263 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1264 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1265 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1267 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1269 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1270 (tree-ssa-loop-niter.h): Ditto.
1271 (idx_within_array_bound, ref_within_array_bound): New functions.
1272 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1273 Factor out check on writable base object to ...
1274 (base_object_writable): ... here.
1276 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1278 * config/arm/arm.md (probe_stack): Add modes to set source
1281 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1283 * regrename.c (base_reg_class_for_rename): New static function.
1284 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1286 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1288 * cgraph.c (thunk_adjust): Export.
1289 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1290 * cgraphunit.c (thunk_adjust): Export.
1291 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1293 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1295 * tree-inline.c (expand_call_inline): Expand thunks inline.
1297 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1301 (*sse2_vd_cvtss2sd): Ditto.
1302 * config/i386/i386.md
1303 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1304 Generate *sse2_vd_cvtsd2ss pattern.
1305 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1306 Generate *sse2_vd_cvtss2sd pattern.
1308 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1310 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1311 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1314 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1316 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1317 * config/sh/sh.c: Define and declare variables on first use throughout
1319 (current_function_interrupt): Change to bool type.
1320 (frame_insn): Rename to emit_frame_insn and update users.
1321 (push_regs): Use bool for 'interrupt_handler' argument.
1322 (save_schedule_s): Remove.
1323 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1324 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1325 targetm.asm_out.unaligned_op.di.
1326 (gen_far_branch): Remove redundant forward declaration.
1327 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1328 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1329 (sh_set_return_address, sh_function_ok_for_sibcall,
1330 scavenge_reg): Update comments.
1331 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1332 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1333 (sh_attr_renesas_p): Remove unnecessary parentheses.
1334 (branch_dest): Simplify.
1335 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1336 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1337 (CUMULATIVE_ARGS): Change macro to typedef.
1338 (current_function_interrupt): Change to bool type.
1339 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1340 Surround with __cplusplus ifdef.
1341 (sh_compare_op0, sh_compare_op1): Remove.
1342 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1344 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1346 * config/arm/arm.md: (arch): Add neon.
1347 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1348 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1349 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1350 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1351 attributes for alt renumbering. Mark alt 3 as non-predicable.
1352 (thumb2_movdf_vfp): Likewise.
1354 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1357 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1358 (*andqi_1): Add preferred_for_speed attribute to disparage
1359 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1360 (*<code>qi_1): Ditto.
1361 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1362 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1363 (*ashlqi3_1): Ditto.
1364 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1365 Add preferred_for_size attribute to disparage alternative 0 and
1366 preferred_for_speed attribute to disparage alternative 1 for
1367 TARGET_PARTIAL_REG_STALL targets.
1369 2016-05-07 Tom de Vries <tom@codesourcery.com>
1371 PR tree-optimization/70956
1372 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1375 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1377 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1378 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1379 * config/sh/sh.md (branch_zero): Remove define_attr.
1380 (define_delay): Disable delay slot if branch distance is one insn.
1382 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/i386.md (LEAMODE): New mode attribute.
1385 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1386 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1387 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1388 operand 2 predicate.
1389 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1390 (*lea<mode>_general_3): Ditto.
1391 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1393 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1395 * genmddump.c (main): Convert argv from char ** to const char **.
1397 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1399 * coretypes.h (OVERRIDE): New macro.
1402 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1404 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1405 allow coalescing if the types are compatible.
1407 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1409 * pass_manager.h (pass_manager::register_pass_name): New method.
1410 (pass_manager::get_pass_by_name): New method.
1411 (pass_manager::create_pass_tab): New method.
1412 (pass_manager::m_name_to_pass_map): New field.
1413 * passes.c (name_to_pass_map): Delete global in favor of field
1414 "m_name_to_pass_map" of pass_manager.
1415 (register_pass_name): Rename from a function to...
1416 (pass_manager::register_pass_name): ...this method, updating
1417 for renaming of global "name_to_pass_map" to field
1418 "m_name_to_pass_map".
1419 (create_pass_tab): Rename from a function to...
1420 (pass_manager::create_pass_tab): ...this method, updating
1421 for renaming of global "name_to_pass_map" to field.
1422 (get_pass_by_name): Rename from a function to...
1423 (pass_manager::get_pass_by_name): ...this method.
1424 (enable_disable_pass): Convert use of get_pass_by_name to
1425 a method call, locating the pass_manager singleton.
1427 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1429 * genattr-common.c (main): Convert argv from char ** to const char **.
1430 * genattr.c (main): Likewise.
1431 * genattrtab.c (main): Likewise.
1432 * genautomata.c (initiate_automaton_gen): Likewise.
1434 * gencodes.c (main): Likewise.
1435 * genconditions.c (main): Likewise.
1436 * genconfig.c (main): Likewise.
1437 * genconstants.c (main): Likewise.
1438 * genemit.c (main): Likewise.
1439 * genenums.c (main): Likewise.
1440 * genextract.c (main): Likewise.
1441 * genflags.c (main): Likewise.
1442 * genmddeps.c (main): Likewise.
1443 * genopinit.c (main): Likewise.
1444 * genoutput.c (main): Likewise.
1445 * genpeep.c (main): Likewise.
1446 * genpreds.c (main): Likewise.
1447 * genrecog.c (main): Likewise.
1448 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1449 (init_rtx_reader_args): Likewise.
1450 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1451 (init_rtx_reader_args): Likewise.
1452 * gentarget-def.c (main): Likewise.
1453 * read-md.c (read_md_files): Likewise.
1454 * read-md.h (read_md_files): Likewise.
1456 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1458 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1459 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1460 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1461 Remove unused predicate.
1462 (register_and_not_fp_reg_operand): Ditto.
1464 2016-05-06 Martin Liska <mliska@suse.cz>
1466 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1467 instead of vec as the vector is local to the function.
1469 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1471 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1472 avx512bw alternative.
1474 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1475 before the ashr<mode>3 pattern.
1477 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1478 v instead of x in vex or maybe_vex alternatives, use
1479 maybe_evex instead of vex in prefix.
1481 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1482 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1483 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1484 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1487 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1488 v instead of x in vex or maybe_vex alternatives, use
1489 maybe_evex instead of vex in prefix.
1491 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1492 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1493 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1494 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1495 alternatives, use maybe_evex instead of vex in prefix.
1497 * config/i386/sse.md (vec_interleave_lowv4sf,
1498 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1499 v instead of x in vex or maybe_vex alternatives, use
1500 maybe_evex instead of vex in prefix.
1502 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1503 v instead of x in vex or maybe_vex alternatives, use
1504 maybe_evex instead of vex in prefix.
1506 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1507 v constraint instead of x.
1509 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1511 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1512 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1515 2016-05-06 Richard Biener <rguenther@suse.de>
1517 PR tree-optimization/70948
1518 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1519 Properly clobber all fields of va_list for __builtin_va_start.
1521 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1524 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1525 loop latch destination.
1527 2016-05-06 Martin Liska <mliska@suse.cz>
1529 * tree-ssa-uninit.c: Apply manual changes
1530 to the GNU coding style.
1531 (prune_uninit_phi_opnds): Rename from
1532 prune_uninit_phi_opnds_in_unrealizable_paths.
1534 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1536 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1537 mspace): Remove deprecated options.
1538 * doc/invoke.texi (SH options): Remove -mspace.
1540 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1542 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1544 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1546 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1547 corresponding combine split pattern.
1549 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1552 * config/sh/predicates.md (long_displacement_mem_operand): New.
1553 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1554 Add movi20, movi20s alternatives. Adjust length attribute for
1556 (movsi_ie): Allow for any FPU. Adjust length attribute for
1558 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1559 attribute for alternatives.
1560 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1561 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1562 length attribute for alternatives.
1564 2016-05-06 Richard Biener <rguenther@suse.de>
1566 PR tree-optimization/70960
1567 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1569 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1572 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1573 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1575 2016-05-06 Marek Polacek <polacek@redhat.com>
1578 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1580 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1583 * config/sh/sh.md (*rotcr): Add another variant.
1585 2016-05-06 Richard Biener <rguenther@suse.de>
1588 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1590 2016-05-06 Richard Biener <rguenther@suse.de>
1593 * fold-const.c (split_tree): Always convert to the original type
1596 2016-05-06 Richard Biener <rguenther@suse.de>
1598 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1599 (fwprop_addr): Likewise.
1601 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1606 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1607 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1608 the splitter condition.
1609 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1610 the splitter condition.
1611 (FP float_extend load splitter): Ditto.
1613 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1615 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1616 to REGNO in all peephole2 patterns.
1617 (post-reload splitters): Change true_regnum to REGNO in
1618 post-reload splitters.
1619 (zero_extend splitters): Use general_reg_operand and
1620 nonimmediate_gr_operand predicates.
1622 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1624 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1625 v constraint instead of x.
1627 2016-05-05 Alan Modra <amodra@gmail.com>
1630 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1631 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1632 TARGET_NO_FP_IN_TOC for -mrelocatable.
1633 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1634 TARGET_RELOCATABLE test.
1635 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1636 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1637 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1638 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1639 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1640 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1641 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1642 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1643 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1644 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1646 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1647 (rs6000_stack_info): Likewise.
1648 (rs6000_elf_asm_out_constructor): Likewise.
1649 (rs6000_elf_asm_out_destructor): Likewise.
1650 (rs6000_elf_declare_function_name): Likewise.
1651 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1652 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1655 2016-05-05 Alan Modra <amodra@gmail.com>
1657 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1659 2016-05-05 Alan Modra <amodra@gmail.com>
1661 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1662 out-of-line gpr restore for one or two regs if that would add
1665 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1668 * config/i386/i386.md
1669 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1670 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1671 as operand 0 predicate.
1672 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1674 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1675 Ditto. Emit the pattern using RTX.
1677 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1678 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1679 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1680 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1682 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1683 sse_reg_operand as operand 0 predicate.
1685 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1686 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1687 instead of gen_rtx_REG.
1688 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1691 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1693 * function.c (emit_use_return_register_into_block): Delete.
1694 (gen_return_pattern): Delete.
1695 (emit_return_into_block): Delete.
1696 (active_insn_between): Delete.
1697 (convert_jumps_to_returns): Delete.
1698 (emit_return_for_exit): Delete.
1699 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1700 simple_return for shrink-wrapped blocks.
1701 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1702 end of blocks that need one.
1703 (get_unconverted_simple_return): Delete.
1704 (convert_to_simple_return): Delete.
1705 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1706 (convert_to_simple_return): Ditto.
1708 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1710 * cfgcleanup.c (bb_is_just_return): New function.
1711 (try_optimize_cfg): Simplify jumps to return, branches to return,
1712 and branches around return.
1714 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1716 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1719 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1723 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1724 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1725 assert flags & OEP_HASH_CHECK, instead of asserting it
1726 never happens. Handle TARGET_EXPR.
1727 * fold-const.c (operand_equal_p): For hash verification,
1728 or in OEP_HASH_CHECK into flags.
1730 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1732 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1734 (compute_samebase_partition_bases): Fix typo.
1736 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1738 * config/i386/sse.md (vec_interleave_highv8sf,
1739 vec_interleave_lowv8sf, vec_interleave_highv4df,
1740 vec_interleave_lowv4df): Remove constraints from expanders.
1742 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1744 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1746 * tree-inline.c (expand_call_inline): Fix path dealing with
1747 making lhs of call statement undefined.
1749 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1751 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1752 Check availability on NODE, too.
1753 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1754 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1755 (varpool_node::call_for_symbol_and_aliase): Likewise.
1756 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1757 (propagate_pure_const): Propagate across interposable functions, too.
1758 (skip_function_for_local_pure_const): Do not skip interposable bodies
1760 (pass_local_pure_const::execute): Update.
1762 2016-05-04 Marek Polacek <polacek@redhat.com>
1764 * doc/invoke.texi: Document -Wdangling-else.
1766 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1768 * config.gcc: Error out when conflicting multilib is detected. Do not
1769 loop over multilibs since no combination is legal.
1771 2016-05-04 Alan Modra <amodra@gmail.com>
1773 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1774 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1775 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1778 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1780 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1781 Clean up p5600 comments.
1783 2016-05-04 Richard Biener <rguenther@suse.de>
1785 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1786 constructor simplifications.
1787 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1789 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1791 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1792 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1793 result.set_rtx is null instead of aborting.
1794 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1796 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1797 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1798 *mov<mode>_store_postinc): New patterns.
1800 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1802 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1803 as commutative. Check both conversions are NOP.
1804 ((A & B) OP (C & B)): Remove.
1806 2016-05-04 Alan Modra <amodra@gmail.com>
1808 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1810 2016-05-04 Alan Modra <amodra@gmail.com>
1813 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1814 when cr2,3,4 are all fixed regs.
1816 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1818 PR rtl-optimization/57193
1819 * opts.c (default_options_table): Revert OPT_frename_registers change.
1820 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1822 2016-05-03 Martin Sebor <msebor@redhat.com>
1825 * builtins.c (fold_builtin_FILE): New function.
1826 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1827 (fold_builtin_0): Call them.
1828 * gimplify.c (gimplify_call_expr): Remove the handling of
1829 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1832 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1833 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1837 * doc/extend.texi (Function Names as Strings): Update __func__,
1838 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1841 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1842 Richard Biener <rguenther@suse.de>
1844 PR tree-optimization/70916
1845 * tree-if-conv.c: Include cfganal.h.
1846 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1847 and remove_fake_exit_edges around the optimization pass.
1849 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1851 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1852 (cgraph_edge::make_direct): Likewise.
1853 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1854 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1855 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1856 (CIF_THUNK): New code.
1857 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1858 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1859 (compute_inline_parameters): Set inline_failed for thunks.
1860 (inline_analyze_function): Cleanup.
1861 * ipa-inline.c (can_inline_edge_p): Do not deal with
1862 call_stmt_cannot_inline_p.
1863 (can_early_inline_edge_p): Likewise.
1864 (early_inliner): Initialize inline_failed.
1865 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1867 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1869 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1870 from nonimm_ssenomem_operand.
1871 (nonimm_ssenomem_operand): New predicate.
1872 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1873 as operand 0 predicate.
1874 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1875 Disable unsupported alternatives using "enabled" attribute.
1876 Use register_ssemem_operand as operand 0 predicate.
1877 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1879 2016-05-03 Marek Polacek <polacek@redhat.com>
1882 * input.c (expansion_point_location): New function.
1883 * input.h (expansion_point_location): Declare.
1885 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1887 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1888 occurence with frame_offset_ ones.
1890 2016-05-03 Alan Modra <amodra@gmail.com>
1892 PR rtl-optimization/70890
1893 * ira.c (combine_and_move_insns): When moving def_insn, remove
1896 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1898 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1899 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1900 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1901 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1903 2016-05-03 Alan Modra <amodra@gmail.com>
1905 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1906 for SAVE_MULTIPLE/STORE_MULTIPLE.
1908 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1910 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1911 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1913 2016-05-03 Richard Biener <rguenther@suse.de>
1915 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1917 (gimplify_arg): Likewise.
1918 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1919 re-writing the result to a decl if required.
1920 (internal_get_tmp_var): Add allow_ssa parameter
1921 and override into_ssa with it.
1922 (get_formal_tmp_var): Adjust.
1923 (get_initialized_tmp_var): Add allow_ssa parameter.
1924 (gimplify_arg): Add allow_ssa parameter and avoid generating
1925 SSA names for the result false.
1926 (gimplify_call_expr): If the call may return twice do not
1927 gimplify parameters into SSA.
1928 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1929 (gimplify_modify_expr): Adjust assert. For noreturn calls
1930 with a SSA name LHS adjust its def.
1931 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1932 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1933 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1934 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1935 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1936 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1937 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1938 (optimize_target_teams): Do not allow SSA names for clause operands.
1939 (gimplify_expr): Likewise for where we mark the result addressable.
1940 * passes.def (pass_init_datastructures): Remove.
1941 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1942 (rewrite_stmt): Likewise.
1943 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1944 (replace_locals_op): Replace SSA names.
1945 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1946 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1947 * cgraph.c (release_function_body): Free CFG annotations only
1948 when we have a CFG. Simplify.
1949 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1950 force_gimple_operand instead of get_initialized_tmp_var.
1951 * tree-pass.h (make_pass_init_datastructures): Remove.
1952 * tree-ssa.c (execute_init_datastructures): Remove.
1953 (pass_data_init_datastructures): Likewise.
1954 (class pass_init_datastructures): Likewise.
1955 (make_pass_init_datastructures): Likewise.
1956 * omp-low.c (create_omp_child_function): Init SSA data structures.
1957 (grid_expand_target_grid_body): Likewise.
1958 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1959 name before adding it to names_to_release.
1960 (remove_bb): Always release SSA defs.
1961 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1962 before dereferencing it.
1963 * cgraphunit.c (init_lowered_empty_function): Always
1964 int SSA data structures.
1965 * tree-ssanames.c (release_defs): Remove assert that we are in
1967 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1969 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1970 Uros Bizjak <ubizjak@gmail.com>
1972 PR rtl-optimization/70467
1973 * config/i386/predicates.md (x86_64_hilo_int_operand,
1974 x86_64_hilo_general_operand): New predicates.
1975 * config/i386/constraints.md (Wd): New constraint.
1976 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1977 (general_hilo_operand): New mode attr.
1978 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1979 instead of <general_operand>.
1980 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1981 x86_64_hilo_general_operand instead of <general_operand>.
1983 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1985 PR tree-optimization/70916
1986 * tree-if-conv.c (constant_or_ssa_name): Removed.
1987 (fold_build_cond_expr): Use is_gimple_val instead of
1988 constant_or_ssa_name.
1990 PR tree-optimization/70916
1991 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1992 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1995 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1996 (optimize_atomic_bit_test_and): New function.
1997 (pass_fold_builtins::execute): Use it.
1998 * optabs.def (atomic_bit_test_and_set_optab,
1999 atomic_bit_test_and_complement_optab,
2000 atomic_bit_test_and_reset_optab): New optabs.
2001 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2002 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2003 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2004 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2005 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2006 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2007 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2008 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2009 atomic_bit_test_and_complement@var{mode},
2010 atomic_bit_test_and_reset@var{mode}): Document.
2011 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2012 atomic_bit_test_and_complement<mode>,
2013 atomic_bit_test_and_reset<mode>): New expanders.
2014 (atomic_bit_test_and_set<mode>_1,
2015 atomic_bit_test_and_complement<mode>_1,
2016 atomic_bit_test_and_reset<mode>_1): New insns.
2018 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2020 PR rtl-optimization/70687
2021 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2022 instead of unsigned HOST_WIDE_INT.
2024 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2026 PR rtl-optimization/44281
2027 * hard-reg-set.h (struct target_hard_regs): New field
2028 x_fixed_nonglobal_reg_set.
2029 (fixed_nonglobal_reg_set): New macro.
2030 * reginfo.c (init_reg_sets_1): Initialize it.
2031 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2033 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2035 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2037 PR tree-optimization/56541
2038 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2039 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2040 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2041 (any_complicated_phi): new static variable.
2042 (aggressive_if_conv): delete.
2043 (if_convertible_phi_p): support phis with more than two arguments.
2044 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2045 critical pred edges.
2046 (ifcvt_split_critical_edges): support phis with more than two
2047 arguments by checking new parameter. only split critical edges
2049 (tree_if_conversion): handle simd pragma marked loop using new
2050 local variable aggressive_if_conv. check any_complicated_phi.
2052 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2054 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2057 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2059 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2062 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2064 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2065 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2066 define_insn_and_split.
2067 (mulsi3_i): New define_insn_and_split.
2068 (mulsi3_call): Convert to define_insn.
2069 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2072 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2074 * machmode.h (mode_complex): Add support to give the complex mode
2076 (GET_MODE_COMPLEX_MODE): Likewise.
2077 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2078 stored by build_complex_type and gfc_build_complex_type instead of
2079 trying to figure out the appropriate mode based on the size. Raise
2080 an assertion error, if the type was not set.
2081 * genmodes.c (struct mode_data): Add field for the complex type of
2083 (blank_mode): Likewise.
2084 (make_complex_modes): Remember the complex mode created in the
2086 (emit_mode_complex): Write out the mode_complex array to map a
2087 type mode to the complex version.
2088 (emit_insn_modes_c): Likewise.
2089 * tree.c (build_complex_type): Set the complex type to use before
2090 calling layout_type.
2091 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2092 support for __float128 complex datatypes.
2093 (rs6000_hard_regno_mode_ok): Likewise.
2094 (rs6000_setup_reg_addr_masks): Likewise.
2095 (rs6000_complex_function_value): Likewise.
2096 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2097 __float128 and __ibm128 complex.
2098 (FLOAT128_IBM_P): Likewise.
2099 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2100 * doc/extend.texi (Additional Floating Types): Document that
2101 -mfloat128 must be used to enable __float128. Document complex
2102 __float128 and __ibm128 support.
2104 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2107 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2108 char/short arguments promoted to int because of promote_prototypes.
2110 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2112 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2113 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2114 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2115 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2116 alternatives using "enabled" attribute. Use register_ssemem_operand
2117 as operand 1 predicate.
2118 (*cmpi<unord>xf_i387): Split XFmode pattern from
2119 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2120 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2121 *absneg<mode>2_i387. Disable unsupported alternatives using
2122 "enabled" attribute.
2123 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2125 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2127 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2129 (oacc_loop_process): Check mask for loop termination.
2131 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2133 * cif-code.def (CIF_THUNK): Add.
2134 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2137 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2139 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2140 (dump_inline_summary): Dump it.
2141 (fp_expression_p): New predicate.
2142 (estimate_function_body_sizes): Use it.
2143 (inline_merge_summary): Merge fp_expressions.
2144 (inline_read_section): Read fp_expressions.
2145 (inline_write_summary): Write fp_expressions.
2146 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2147 codegen boundary if either caller or callee is !fp_expressions.
2148 * ipa-inline.h (inline_summary): Add fp_expressions.
2149 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2150 to fp_expressions be sure the fp generation flags are updated.
2152 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2154 PR rtl-optimization/70467
2155 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2157 PR rtl-optimization/70467
2158 * ipa-pure-const.c (check_call): Handle internal calls even in
2159 ipa mode like in local mode.
2161 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2163 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2165 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2167 * match.pd (X u< X, X u> X): New transformations.
2169 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2171 * flag-types.h (enum warn_strict_overflow_code): Move ...
2172 * coretypes.h: ... here.
2173 * fold-const.h (fold_overflow_warning): Declare.
2174 * fold-const.c (fold_overflow_warning): Make non-static.
2175 (fold_comparison): Move the transformation of X +- C1 CMP C2
2176 into X CMP C2 -+ C1 ...
2177 * match.pd: ... here.
2178 * gimple-fold.c (fold_stmt_1): Protect with
2179 fold_defer_overflow_warnings.
2181 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2183 * omp-low.c (struct oacc_loop): Add 'inner' field.
2184 (new_oacc_loop_raw): Initialize it to zero.
2185 (oacc_loop_fixed_partitions): Initialize it.
2186 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2187 available partitioning.
2189 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2191 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2193 (umulsidi3): Likewise.
2194 (indirect_jump): Fix jump instruction assembly patterns.
2196 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2199 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2200 (nvptx_function_value): Assert non-NULL cfun.
2202 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2204 PR rtl-optimization/70886
2205 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2207 * cselib.h (rtx_equal_for_cselib_1): Declare.
2208 (rtx_equal_for_cselib_p: New inline function.
2209 * cselib.c (rtx_equal_for_cselib_p): Delete.
2210 (rtx_equal_for_cselib_1): Make public.
2212 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2215 (register_mixssei387nonimm_operand): Remove predicate.
2216 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2217 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2218 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2219 for TARGET_MIX_SSE_I387 alternatives.
2220 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2221 Disable unsupported alternatives using "enabled" attribute. Use
2222 nonimm_ssenomem_operand as operand 1 predicate. Also check
2223 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2225 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2227 * tree.c (cst_and_fits_in_hwi): Simplify.
2229 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2231 * tree.h (wi::to_wide): New function.
2232 * expr.c (expand_expr_real_1): Use wi::to_wide.
2233 * fold-const.c (int_const_binop_1): Likewise.
2234 (extract_muldiv_1): Likewise.
2236 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2238 * wide-int.h: Update offset_int and widest_int documentation.
2239 (WI_SIGNED_SHIFT_RESULT): New macro.
2240 (wi::binary_shift): Define signed_shift_result_type for
2241 shifts on offset_int- and widest_int-like types.
2242 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2243 * tree.h (int_bit_position): Use shift operators instead of wi::
2245 * alias.c (adjust_offset_for_component_ref): Likewise.
2246 * expr.c (get_inner_reference): Likewise.
2247 * fold-const.c (fold_comparison): Likewise.
2248 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2249 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2250 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2251 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2252 (stmt_kills_ref_p): Likewise.
2253 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2254 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2255 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2256 (ao_ref_init_from_vn_reference): Likewise.
2258 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2260 * wide-int.h: Update offset_int and widest_int documentation.
2261 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2262 (wi::binary_traits): Allow ordered comparisons between offset_int and
2263 offset_int, between widest_int and widest_int, and between either
2264 of these types and basic C types.
2265 (operator <, <=, >, >=): Define for the same combinations.
2266 * tree.h (tree_int_cst_lt): Use comparison operators instead
2267 of wi:: comparisons.
2268 (tree_int_cst_le): Likewise.
2269 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2270 (fold_nonarray_ctor_reference): Likewise.
2271 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2272 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2273 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2274 * tree-sra.c (completely_scalarize): Likewise.
2275 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2276 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2277 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2278 (check_for_binary_op_overflow): Likewise.
2279 (search_for_addr_array): Likewise.
2280 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2282 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2284 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2285 (arc_save_restore): Likewise.
2286 (arc_dwarf_register_span): Likewise.
2287 (arc_output_pic_addr_const): Initialize suffix variable.
2289 2016-05-02 Martin Liska <mliska@suse.cz>
2291 * symbol-summary.h (function_summary::function_summary):
2292 Remove checking assert for all cgraph nodes.
2293 (function_summary::get): Check summary_uid.
2294 (symtab_insertion): Check summary_uid.
2296 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2298 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2299 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2301 (arc_dwarf_register_span): Remove enum keyword.
2302 (compact_memory_operand_p): New function.
2303 * config/arc/arc.h (reg_class): Add code density register classes.
2304 (REG_CLASS_NAMES): Likewise.
2305 (REG_CLASS_CONTENTS): Likewise.
2306 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2307 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2308 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2309 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2310 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2312 (h, Rcd, Rsd, Rzd): New register constraints.
2313 (T): Use compact_memory_operand_p function.
2314 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2316 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2318 * config/sh/sh.md (*negnegt, *movtt): Remove.
2320 2016-05-02 Marek Polacek <polacek@redhat.com>
2321 Tom de Vries <tom@codesourcery.com>
2323 PR tree-optimization/70700
2324 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2325 bigger than FIRST_REF_NODE.
2327 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2330 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2332 (prepare_cbranch_operands): Don't use scratch register. Assume that
2333 function is used when pseudos can be created.
2334 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2335 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2336 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2337 define_expand. Allow it only when pseudos can be created.
2338 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2340 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2342 * config/i386/constraints.md (BC): Only allow -1 operands.
2343 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2344 Add "enabled" attribute. Update XI mode attribute calculation.
2345 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2346 (*movoi_internal_avx): Update XI mode attribute calculation.
2347 (*movti_internal): Ditto.
2349 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2351 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2352 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2354 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2356 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2357 statement on instruction code. Remove trailing spaces.
2358 (altivec_expand_stv_builtin): Likewise.
2360 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2362 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2363 (TARGET_FPU_DOUBLE): Simplify.
2364 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2365 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2366 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2367 with 'TARGET_FPU_DOUBLE'.
2368 * config/sh/sh.md: Likewise.
2370 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2372 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2373 SH_DIV_STR_FOR_SIZE): Remove.
2374 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2375 SH_DIV_STR_FOR_SIZE): Remove.
2377 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2379 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2380 logical_reg_operand): Delete.
2381 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2382 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2383 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2384 match_operand and match_test.
2385 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2386 variables on their first use. Return bool values.
2387 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2388 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2389 arith_reg_operand for input operand. Remove empty constraints.
2391 (*xorsi3_compact): Rename to xorsi3.
2392 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2393 (*zero_extend<mode>si2_disp_mem): Update comment.
2396 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2398 * config/sh/t-sh: Remove SH5 support.
2399 * config.gcc: Likewise.
2400 * configure: Likewise.
2402 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2404 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2406 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2408 * config/sh/sh.c (register_sh_passes, sh_option_override,
2409 sh_print_operand, prepare_move_operands,
2410 sh_can_follow_jump): Remove TARGET_SH1 checks.
2411 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2412 PROMOTE_MODE): Likewise.
2413 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2416 2016-04-30 Alan Modra <amodra@gmail.com>
2418 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2419 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2420 Check for user regs later to avoid unnecessary looping over regs.
2421 Merge user reg check with non-saved reg check. Don't force
2422 inline VR restore when static chain used.
2423 (rs6000_frame_related): Omit eh_frame info for user regs when
2425 (fixed_regs_p): Delete.
2427 2016-04-30 Alan Modra <amodra@gmail.com>
2429 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2430 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2433 2016-04-30 Alan Modra <amodra@gmail.com>
2436 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2437 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2440 2016-04-30 Alan Modra <amodra@gmail.com>
2442 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2443 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2444 flag_pic test for Darwin.
2446 2016-04-30 Alan Modra <amodra@gmail.com>
2448 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2449 throw_calls_crossed.
2450 (REG_FREQ_CALLS_CROSSED): Delete.
2451 (REG_N_THROWING_CALLS_CROSSED): Delete.
2452 * regstat.c (regstat_bb_compute_ri): Don't calculate
2453 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2454 (dump_reg_info): Don't print call cross frequency.
2455 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2456 and REG_N_THROWING_CALLS_CROSSED.
2458 2016-04-30 Alan Modra <amodra@gmail.com>
2460 * regs.h (struct reg_info_t): Delete live_length.
2461 (REG_LIVE_LENGTH): Delete macro.
2462 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2463 local_live, local_processed and local_live_last_luid params.
2464 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2466 (regstat_compute_ri): Adjust for above. Don't set
2468 (dump_reg_info): Don't print live length.
2469 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2470 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2471 Localize loop_depth var.
2473 2016-04-30 Alan Modra <amodra@gmail.com>
2475 * ira.c (enum valid_equiv): New.
2476 (validate_equiv_mem): Return enum.
2477 (update_equiv_mem): Create replacement in more cases.
2478 (add_store_equivs): Update validate_equiv_mem call.
2480 2016-04-30 Alan Modra <amodra@gmail.com>
2482 * ira.c (combine_and_move_insns): Rather than scanning insns,
2483 use DF infrastucture to find use and def insns.
2485 2016-04-30 Alan Modra <amodra@gmail.com>
2487 ira.c (combine_and_move_insns): Move invariant conditions..
2488 (ira.c): ..to here. Call combine_and_move_insns before
2489 add_store_equivs. Call grow_reg_equivs later. Allocate
2490 req_equiv later using max_reg_num() rather than global max_regno.
2491 (contains_replace_regs): Delete.
2492 (add_store_equivs): Remove contains_replace_regs test.
2494 2016-04-30 Alan Modra <amodra@gmail.com>
2496 * ira.c (struct equiv_mem_data): New.
2497 (equiv_mem, equiv_mem_modified): Delete static vars.
2498 (validate_equiv_mem_from_store): Use "data" param to communicate..
2499 (validate_equiv_mem): ..from here.
2501 2016-04-30 Alan Modra <amodra@gmail.com>
2503 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2505 (update_reg_equivs): ..here. Move allocation and freeing of
2506 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2507 end_alias_analysis to..
2510 2016-04-30 Alan Modra <amodra@gmail.com>
2512 * ira.c (pdx_subregs): Delete.
2513 (struct equivalence): Add pdx_subregs field.
2514 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2516 (update_equiv_regs): Don't create or free pdx_subregs. Update
2519 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2521 * config/rs6000/altivec.h: Change definitions of vec_xl and
2523 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2524 (LD_ELEMREV_V2DI): New.
2525 (LD_ELEMREV_V4SF): New.
2526 (LD_ELEMREV_V4SI): New.
2527 (LD_ELEMREV_V8HI): New.
2528 (LD_ELEMREV_V16QI): New.
2529 (ST_ELEMREV_V2DF): New.
2530 (ST_ELEMREV_V2DI): New.
2531 (ST_ELEMREV_V4SF): New.
2532 (ST_ELEMREV_V4SI): New.
2533 (ST_ELEMREV_V8HI): New.
2534 (ST_ELEMREV_V16QI): New.
2537 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2538 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2539 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2540 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2541 (altivec_expand_builtin): Add handling for
2542 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2543 (rs6000_invalid_builtin): Add error-checking for
2544 RS6000_BTM_P9_VECTOR.
2545 (altivec_init_builtins): Define builtins used to implement vec_xl
2547 (rs6000_builtin_mask_names): Define power9-vector.
2548 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2549 (RS6000_BTM_P9_VECTOR): Define.
2550 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2551 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2552 (vsx_ld_elemrev_v2df): Likewise.
2553 (vsx_ld_elemrev_v4sf): Likewise.
2554 (vsx_ld_elemrev_v4si): Likewise.
2555 (vsx_ld_elemrev_v8hi): Likewise.
2556 (vsx_ld_elemrev_v16qi): Likewise.
2557 (vsx_st_elemrev_v2df): Likewise.
2558 (vsx_st_elemrev_v2di): Likewise.
2559 (vsx_st_elemrev_v4sf): Likewise.
2560 (vsx_st_elemrev_v4si): Likewise.
2561 (vsx_st_elemrev_v8hi): Likewise.
2562 (vsx_st_elemrev_v16qi): Likewise.
2563 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2566 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2568 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2570 (simplify_control_stmt_condition_1): ... here. Recurse into
2571 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2573 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2576 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2577 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2578 define_insn_and_split to define_insn.
2579 (zero_extendqi<mode>2_dot2): Same.
2580 (extendqi<mode>2_dot): Same.
2581 (extendqi<mode>2_dot2): Same.
2583 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2585 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2586 (probe_stack): New expander.
2587 (probe_stack_<mode>): New insn pattern.
2589 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2591 * config/i386/i386.md
2592 (operations with memory inputs setting flags peephole2):
2593 Remove uneeded REG_P checks. Cleanup pattern generation.
2595 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2597 * tree-vect-loop.c (vect_transform_loop): Fix
2598 nb_iterations_upper_bound computation for vectorized loop.
2600 2016-04-29 Marek Polacek <polacek@redhat.com>
2601 Jakub Jelinek <jakub@redhat.com>
2604 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2605 TARGET_EXPR_SLOT as a base.
2607 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2609 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2610 with 'rCm2' constraints to limit possible immediate size.
2611 (*load_zeroextendqisi_update): Likewise.
2612 (*load_signextendqisi_update): Likewise.
2613 (*loadhi_update): Likewise.
2614 (*load_zeroextendhisi_update): Likewise.
2615 (*load_signextendhisi_update): Likewise.
2616 (*loadsi_update): Likewise.
2617 (*loadsf_update): Likewise.
2619 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2621 * config/i386/predicates.md (constm1_operand): Fix comparison.
2623 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2625 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2627 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2629 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2630 remaining SH5 related settings.
2631 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2632 shmedia_prepare_call_address): Delete.
2633 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2634 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2635 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2636 UNSUPPORTED_SH2A): Remove m5 checks.
2637 (sh_divide_strategy_e): Remove SH5 division strategies.
2638 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2639 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2641 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2643 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2645 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2647 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2648 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2650 * config/s390/vector.md ("mov<mode>"): Likewise.
2652 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2654 * config/s390/constraints.md ("U", "W"): Invoke
2655 s390_mem_constraint with "ZR" and "ZT".
2656 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2657 addresses when using LRA. Accept also short displacements for S
2658 and T constraints. Do not check for long displacement target for
2659 S and T constraints.
2660 (s390_mem_constraint): Remove handling of U and W constraints.
2661 * config/s390/s390.md (various patterns): Remove the short
2662 displacement constraints (Q and R) if a long displacement
2663 constraint is present. Add longdisp as required CPU capability.
2664 * config/s390/vector.md: Likewise.
2665 * config/s390/vx-builtins.md: Likewise.
2667 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2670 * reload1.c (reload): Call finish_spills before
2671 restarting reload loop. Skip select_reload_regs
2672 if update_eliminables_and_spill returns true.
2674 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2676 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2677 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2678 (umulhisi3_imm): Update predicates and constraint letters.
2679 (umulhisi3_reg): Declare instruction as commutative.
2680 * config/arc/constraints.md (J12, J16): New constraints.
2681 * config/arc/predicates.md (short_unsigned_const_operand): New
2683 (arc_short_operand): Likewise.
2684 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2686 2016-04-29 Richard Biener <rguenther@suse.de>
2688 PR tree-optimization/13962
2689 PR tree-optimization/65686
2690 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2691 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2692 using PTA to compare pointers.
2693 * match.pd: Add pattern for pointer equality compare simplification
2694 using ptrs_compare_unequal.
2696 2016-04-29 Richard Biener <rguenther@suse.de>
2698 * stor-layout.c (layout_type): Do not build a pointer-to-element
2701 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2703 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2704 Use SWI mode iterator. Use general_reg_operand predicate.
2705 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2706 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2709 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2712 * fold-const.c (operand_equal_p): Don't verify hash value equality
2714 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2717 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2720 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2721 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2722 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2723 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2724 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2726 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2728 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2729 to info. Don't initialize separate fields to 0. Clean up
2732 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/i386.md (peephole2s for operations with memory inputs):
2735 Use SWI mode iterator.
2736 (peephole2s for operations with memory outputs): Ditto.
2737 Do not check for stack checking probe.
2739 (probe_stack): Remove expander.
2741 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2742 Andrew Burgess <andrew.burgess@embecosm.com>
2744 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2745 operands as 32-bits.
2747 2016-04-28 Jason Merrill <jason@redhat.com>
2749 * gdbinit.in: Skip line-map.h.
2751 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2752 Andrew Burgess <andrew.burgess@embecosm.com>
2754 * config/arc/arc.c (arc_conditional_register_usage): Take
2755 TARGET_RRQ_CLASS into account.
2756 (arc_print_operand): Support printing 'p' and 's' operands.
2757 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2759 (TARGET_RRQ_CLASS): Define.
2760 (IS_POWEROF2_OR_0_P): Define.
2761 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2763 (*tst_movb): New define_insn.
2764 (*tst): Avoid recognition if it could prevent '*tst_movb'
2765 combination; replace c/CnL with c/Chs alternative.
2766 (*tst_bitfield_tst): New define_insn.
2767 (*tst_bitfield_asr): New define_insn.
2768 (*tst_bitfield): New define_insn.
2769 (andsi3_i): Add Rrq variant.
2770 (extzv): New define_expand.
2771 (insv): New define_expand.
2772 (*insv_i): New define_insn.
2773 (*movb): New define_insn.
2774 (*movb_signed): New define_insn.
2775 (*movb_high): New define_insn.
2776 (*movb_high_signed): New define_insn.
2777 (*movb_high_signed + 1): New define_split pattern.
2778 (*mrgb): New define_insn.
2779 (*mrgb + 1): New define_peephole2 pattern.
2780 (*mrgb + 2): New define_peephole2 pattern.
2781 * config/arc/arc.opt (mbitops): New option for nps400, uses
2782 TARGET_NPS_BITOPS_DEFAULT.
2783 * config/arc/constraints.md (q): Make register class conditional.
2784 (Rrq): New register constraint.
2785 (Chs): New constraint.
2786 (Clo): New constraint.
2787 (Chi): New constraint.
2788 (Cbf): New constraint.
2789 (Cbn): New constraint.
2790 (C18): New constraint.
2791 (Cbi): New constraint.
2793 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2795 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2797 (bitmap_intersection_of_preds): Ditto.
2798 (bitmap_union_of_succs): Ditto.
2799 (bitmap_union_of_preds): Ditto.
2800 * sbitmap.c (do_popcount): Delete.
2801 (BITMAP_DEBUGGING): Delete.
2802 (sbitmap_verify_popcount): Delete.
2803 (sbitmap_alloc): Don't initialize the popcount field.
2804 (sbitmap_alloc_with_popcount): Delete.
2805 (sbitmap_resize): Don't resize the popcount array.
2806 (sbitmap_vector_alloc): Don't initialize the popcount field.
2807 (bitmap_copy): Don't copy the popcount array.
2808 (bitmap_clear): Don't clear the popcount array.
2809 (bitmap_clear): Delete the popcount array handling.
2810 (bitmap_ior_and_compl): Delete the popcount assert.
2811 (bitmap_not): Ditto.
2812 (bitmap_and_compl): Ditto.
2813 (bitmap_and): Delete the popcount array handling.
2814 (bitmap_xor): Ditto.
2815 (bitmap_ior): Ditto.
2816 (bitmap_or_and): Delete the popcount assert.
2817 (bitmap_and_or): Ditto.
2818 (popcount_table): Delete.
2819 (sbitmap_elt_popcount): Delete.
2820 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2821 (bitmap_set_bit): Delete the popcount assert.
2822 (bitmap_clear_bit): Ditto.
2823 (sbitmap_free): Don't free the popcount array.
2824 (sbitmap_alloc_with_popcount): Delete declaration.
2825 (sbitmap_popcount): Ditto.
2827 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2828 Andrew Burgess <andrew.burgess@embecosm.com>
2830 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2831 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2832 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2833 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2834 * config/arc/arc.opt (mcmem): New option.
2835 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2836 supply length for r/m alternative.
2837 (*extendqisi2_ac): Likewise.
2838 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2840 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2841 (movhi_insn): Likewise.
2842 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2843 (*zero_extendqihi2_i): Add r/Ucm alternative.
2844 (*zero_extendqisi2_ac): Likewise.
2845 (*zero_extendhisi2_i): Likewise.
2846 * config/arc/constraints.md (Uex): New memory constraint.
2847 (Ucm): New define_constraint.
2848 * config/arc/predicates.md (long_immediate_loadstore_operand):
2849 Return 0 for MEM with cmem_address address.
2850 (cmem_address_0): New predicates.
2851 (cmem_address_1): Likewise.
2852 (cmem_address_2): Likewise.
2853 (cmem_address): Likewise.
2855 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2857 * config/rs6000/rs6000.c (machine_function): Rename
2858 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2859 (rs6000_stack_info): Adjust.
2861 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2862 Andrew Burgess <andrew.burgess@embecosm.com>
2864 * config/arc/constraints.md (Usd): Convert to define_constraint.
2868 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2871 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2872 Add new peephole2 where the first insn is *mov<mode>_or instead of
2873 *mov<mode>_internal.
2875 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2877 * tracer.c (bb_seen): Make static.
2879 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2881 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2882 support, setup defaults.
2883 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2884 * config/arc/arc.c (arc_init): Add NPS400 support.
2885 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2886 (TARGET_ARC700): NPS400 is also an ARC700.
2887 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2889 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2892 * config/nds32/nds32.md (casesi): Don't access the operands array
2895 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2897 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2898 (or $-1,reg peephole2): Ditto.
2899 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2901 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2903 * doc/extend.texi (Common Function Attributes) [optimize]:
2904 Discourage use of the optimize attribute.
2906 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2908 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2909 special case builtin.
2910 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2911 ALTIVEC_BUILTIN_VEC_ADDE.
2912 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2913 support for ALTIVEC_BUILTIN_VEC_ADDE.
2914 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2915 for __builtin_vec_adde.
2917 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2919 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2920 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2922 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2925 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2926 attributes): Document cilkplus_runtime.
2928 2016-04-28 Martin Jambor <mjambor@suse.cz>
2930 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2931 this function. Call verify_expr on MEM_REFs and bases of other
2934 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2936 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2937 for WORD_REGISTER_OPERATIONS to runtime check.
2939 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2941 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2943 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2945 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2946 big-endian compilation.
2947 * config/arc/arc.md (addf3): Likewise.
2951 2016-04-28 Richard Biener <rguenther@suse.de>
2953 PR tree-optimization/70840
2954 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2955 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2956 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2957 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2959 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2961 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2962 and explain why in a comment.
2964 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2966 * config/arc/arc.md (cpu_facility): Add fpx variant.
2967 (subdf3): Prohibit use reverse sub when assist operations option
2969 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2970 instructions only when FPX is enabled.
2971 * testsuite/gcc.target/arc/trsub.c: New test.
2973 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2975 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2976 mult_operator when calculating "type" attribute.
2977 (*fop_<mode>_1_i387): Ditto.
2978 (*fop_xf_1_i387): Ditto.
2979 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2980 Use std::swap to swap operands. Use RTL expressions to generate
2983 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2984 Joern Rennecke <joern.rennecke@embecosm.com>
2986 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2988 (emit_pic_move): Remove.
2989 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2990 * config/arc/arc.c (emit_pic_move): Removed.
2991 (TARGET_HAVE_TLS): Define.
2992 (arc_conditional_register_usage): Test for arc_tp_regno.
2993 (arc_print_operand, arc_print_operand_address): Handle TLS
2995 (arc_needs_pcl_p): New function.
2996 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2997 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2998 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2999 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3000 (arc_legitimize_tls_address): Likewise.
3001 (DTPOFF_ZERO_SYM): Define.
3002 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3003 (arc_output_pic_addr_const): Print TLS unspecs.
3004 (prepare_pic_move): New function, replaces emit_pic_move.
3005 (arc_legitimate_constant_p): Handle TLS unspecs.
3006 (arc_legitimate_address_p): Likewise.
3007 (arc_rewrite_small_data_p): Use assert for TLS constants.
3008 (prepare_move_operands): Use prepare_pic_move.
3009 (arc_legitimize_address): Legitimize tls addresses.
3010 (arc_epilogue_uses): Check for arc_tp_regno.
3011 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3012 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3014 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3016 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3017 %(arc_tls_extra_start_spec).
3018 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3019 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3021 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3022 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3023 (UNSPEC_TLS_OFF): Add.
3025 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3026 (get_thread_pointersi): New patterns.
3027 * config/arc/arc.opt (mtp-regno): New option.
3028 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3029 (move_dest_operand): Likewise.
3030 * configure: Regenerate.
3031 * configure.ac: Add arc*-*-* case to test for tls.
3032 * doc/invoke.texi (ARC options): Document mtp-regno.
3034 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3036 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3037 the new ARC HS SIMD instructions.
3038 (arc_preferred_simd_mode): New function.
3039 (arc_autovectorize_vector_sizes): Likewise.
3040 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3041 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3042 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3043 (arc_init_builtins): Add new SIMD builtin types.
3044 (arc_split_move): Handle 64 bit vector moves.
3045 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3046 (TARGET_PLUS_QMACW): Define.
3047 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3048 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3049 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3050 (VSUBADD4H): New builtins.
3051 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3052 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3054 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3055 Matthias Klose <doko@debian.org>
3057 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3059 2016-04-28 Richard Biener <rguenther@suse.de>
3062 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3065 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3067 * common/config/sh/sh-common.c: Remove SH5 support.
3068 * config/sh/constraints.md: Likewise.
3069 * config/sh/config/sh/elf.h: Likewise.
3070 * config/sh/linux.h: Likewise.
3071 * config/sh/netbsd-elf.h: Likewise.
3072 * config/sh/predicates.md: Likewise.
3073 * config/sh/sh-c.c: Likewise.
3074 * config/sh/sh-protos.h: Likewise.
3075 * config/sh/sh.c: Likewise.
3076 * config/sh/sh.h: Likewise.
3077 * config/sh/sh.md: Likewise.
3078 * config/sh/sh.opt: Likewise.
3079 * config/sh/sync.md: Likewise.
3080 * config/sh/sh64.h: Delete.
3081 * config/sh/shmedia.h: Likewise.
3082 * config/sh/shmedia.md: Likewise.
3083 * config/sh/sshmedia.h: Likewise.
3084 * config/sh/t-netbsd-sh5-64: Likewise.
3085 * config/sh/t-sh64: Likewise.
3086 * config/sh/ushmedia.h: Likewise.
3088 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3090 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3091 general_reg_operand instead of register_operand predicate.
3093 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3095 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3097 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3099 * match.pd (A - B > A, A + B < A): New transformations.
3101 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3103 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3104 which defaults to true. Emit an outer pair of parentheses only if
3105 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3106 don't emit parentheses for the right-hand operand.
3108 2016-04-27 Jeff Law <law@redhat.com>
3110 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3112 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3114 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3115 (altivec_lvx_<mode>_internal): Document.
3116 (altivec_lvx_<mode>_2op): New define_insn.
3117 (altivec_lvx_<mode>_1op): Likewise.
3118 (altivec_lvx_<mode>_2op_si): Likewise.
3119 (altivec_lvx_<mode>_1op_si): Likewise.
3120 (altivec_stvx_<mode>): Remove.
3121 (altivec_stvx_<mode>_internal): Document.
3122 (altivec_stvx_<mode>_2op): New define_insn.
3123 (altivec_stvx_<mode>_1op): Likewise.
3124 (altivec_stvx_<mode>_2op_si): Likewise.
3125 (altivec_stvx_<mode>_1op_si): Likewise.
3126 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3127 Expand vec_ld and vec_st during parsing.
3128 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3130 (altivec_expand_stvx_be): Likewise.
3131 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3132 address-masking behavior in RTL.
3133 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3134 address-masking behavior in RTL.
3135 (altivec_expand_builtin): Change builtin code arguments for calls
3136 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3137 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3138 presence of lvx/stvx patterns.
3139 (alignment_with_canonical_addr): New function.
3140 (alignment_mask): Likewise.
3141 (find_alignment_op): Likewise.
3142 (recombine_lvx_pattern): Likewise.
3143 (recombine_stvx_pattern): Likewise.
3144 (recombine_lvx_stvx_patterns): Likewise.
3145 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3146 stvx patterns from expand.
3147 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3149 (vector_altivec_store_<mode>): Likewise.
3151 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3153 * config/aarch64/aarch64.md
3154 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3155 remove the "fp" attributes.
3156 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3157 add the "simd" attributes.
3158 (*movdf_aarch64): Likewise.
3159 (*movtf_aarch64): Remove the "fp" attributes.
3160 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3161 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3163 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3165 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3166 rtx to rtx_code_label *.
3167 * rtl.h (maybe_set_first_label_num): Likewise.
3169 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3171 * df-core.c (df_add_problem): Make the problem param be const.
3172 (df_remove_problem): Make local "problem" be const.
3173 * df-problems.c (problem_RD): Make const.
3174 (problem_LR): Likewise.
3175 (problem_LIVE): Likewise.
3176 (problem_MIR): Likewise.
3177 (problem_CHAIN): Likewise.
3178 (problem_WORD_LR): Likewise.
3179 (problem_NOTE): Likewise.
3180 (problem_MD): Likewise.
3181 * df-scan.c (problem_SCAN): Likewise.
3182 * df.h (struct df_problem): Make field "dependent_problem" be
3184 (struct dataflow): Likewise for field "problem".
3185 (df_add_problem): Make param const.
3187 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3189 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3190 inter-unit moves to/from vector registers are enabled. Do not disable
3193 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3195 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3196 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3198 (enum df_problem_id): ...this new enum.
3199 (struct df_problem): Convert field "id" from "int" to
3202 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3204 * rtl.def: Update comment for "things in the instruction chain" to
3205 reflect the removal of the leading "i" field for INSN_UID in
3206 r210360. Fix bogus apostrophe.
3208 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3210 * config/i386/i386.md
3211 (lea arith with mem operand + setcc peephole2): Set operator mode.
3213 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3216 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3217 (dimode_scalar_to_vector_candidate_p): This.
3218 (timode_scalar_to_vector_candidate_p): New function.
3219 (scalar_to_vector_candidate_p): Likewise.
3220 (timode_check_non_convertible_regs): Likewise.
3221 (timode_remove_non_convertible_regs): Likewise.
3222 (remove_non_convertible_regs): Likewise.
3223 (remove_non_convertible_regs): Renamed to ...
3224 (dimode_remove_non_convertible_regs): This.
3225 (scalar_chain::~scalar_chain): Make it virtual.
3226 (scalar_chain::compute_convert_gain): Make it pure virtual.
3227 (scalar_chain::mark_dual_mode_def): Likewise.
3228 (scalar_chain::convert_insn): Likewise.
3229 (scalar_chain::convert_registers): Likewise.
3230 (scalar_chain::add_to_queue): Make it protected.
3231 (scalar_chain::emit_conversion_insns): Likewise.
3232 (scalar_chain::replace_with_subreg): Likewise.
3233 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3234 (scalar_chain::convert_op): Likewise.
3235 (scalar_chain::convert_reg): Likewise.
3236 (scalar_chain::make_vector_copies): Likewise.
3237 (scalar_chain::convert_registers): New pure virtual function.
3238 (class dimode_scalar_chain): New class.
3239 (class timode_scalar_chain): Likewise.
3240 (scalar_chain::mark_dual_mode_def): Renamed to ...
3241 (dimode_scalar_chain::mark_dual_mode_def): This.
3242 (timode_scalar_chain::mark_dual_mode_def): New function.
3243 (timode_scalar_chain::convert_insn): Likewise.
3244 (dimode_scalar_chain::convert_registers): Likewise.
3245 (scalar_chain::compute_convert_gain): Renamed to ...
3246 (dimode_scalar_chain::compute_convert_gain): This.
3247 (scalar_chain::replace_with_subreg): Renamed to ...
3248 (dimode_scalar_chain::replace_with_subreg): This.
3249 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3250 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3251 (scalar_chain::make_vector_copies): Renamed to ...
3252 (dimode_scalar_chain::make_vector_copies): This.
3253 (scalar_chain::convert_reg): Renamed to ...
3254 (dimode_scalar_chain::convert_reg ): This.
3255 (scalar_chain::convert_op): Renamed to ...
3256 (dimode_scalar_chain::convert_op): This.
3257 (scalar_chain::convert_insn): Renamed to ...
3258 (dimode_scalar_chain::convert_insn): This.
3259 (scalar_chain::convert): Call convert_registers.
3260 (convert_scalars_to_vector): Change to scalar_chain pointer to
3261 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3262 in 32-bit mode. Delete scalar_chain pointer. Call
3263 free_dominance_info in 64-bit mode.
3264 (pass_stv::gate): Remove TARGET_64BIT check.
3265 (ix86_option_override): Put the 64-bit STV pass before the CSE
3268 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3270 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3271 dw_loc_frame_offset field.
3272 * dwarf2out.c (new_loc_descr): Likewise.
3273 (resolve_args_picking_1): Turn the VISITED hash set into a
3274 FRAME_OFFSET hash map. Use it to associate a frame offset to
3275 visited nodes. Remove uses of the CHECKING_P macro.
3276 (resolve_args_picking): Update call to resolve_args_picking_1.
3278 2016-04-27 Martin Liska <mliska@suse.cz>
3280 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3281 (free_loop_data): Release vuses of groups.
3283 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3285 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3286 instead of redundant use_id and boolean have_use_for.
3287 (struct iv_use): Change sub_id into group_id. Remove field next.
3288 Move fields: related_cands, n_map_members, cost_map and selected
3290 (struct iv_group): ... here. New structure.
3291 (struct iv_common_cand): Use structure declaration directly.
3292 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3293 (MAX_CONSIDERED_USES): Rename macro to ...
3294 (MAX_CONSIDERED_GROUPS): ... here.
3295 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3296 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3297 (dump_uses): Rename to ...
3298 (dump_groups): ... here. Update all uses.
3299 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3300 (find_induction_variables): Refactor format of dump information.
3301 (record_sub_use): Delete.
3302 (record_use): Update all uses.
3303 (record_group): New function.
3304 (record_group_use, find_interesting_uses_op): Call above functions.
3306 (find_interesting_uses_cond): Ditto.
3307 (group_compare_offset): New function.
3308 (split_all_small_groups): Rename to ...
3309 (split_small_address_groups_p): ... here. Update all uses.
3310 (split_address_groups): Update all uses.
3311 (find_interesting_uses): Refactor format of dump information.
3312 (add_candidate_1): Update all uses. Remove redundant check on iv,
3314 (add_candidate, record_common_cand): Remove redundant assert.
3315 (add_iv_candidate_for_biv): Update use.
3316 (add_iv_candidate_derived_from_uses): Update all uses.
3317 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3318 (alloc_use_cost_map): Ditto.
3319 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3320 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3321 (determine_use_iv_cost_generic): Ditto.
3322 (determine_group_iv_cost_generic): Ditto.
3323 (determine_use_iv_cost_address): Ditto.
3324 (determine_group_iv_cost_address): Ditto.
3325 (determine_use_iv_cost_condition): Ditto.
3326 (determine_group_iv_cost_cond): Ditto.
3327 (determine_use_iv_cost): Ditto.
3328 (determine_group_iv_cost): Ditto.
3329 (set_autoinc_for_original_candidates): Update all uses.
3330 (find_iv_candidates): Update all uses. Refactor dump information.
3331 (determine_use_iv_costs): Ditto.
3332 (determine_iv_costs): Ditto.
3333 (iv_ca_cand_for_use): Rename to ...
3334 (iv_ca_cand_for_group): ... here. Update all uses.
3335 (iv_ca_add_use, iv_ca_add_group): Ditto.
3336 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3337 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3338 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3339 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3340 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3341 (create_new_iv, adjust_iv_update_pos): Ditto.
3342 (rewrite_use_address): Delete.
3343 (rewrite_use_address_1): Rename to ...
3344 (rewrite_use_address): ... here.
3345 (rewrite_use_compare): Update all uses.
3346 (rewrite_use): Delete.
3347 (rewrite_uses): Rename to ...
3348 (rewrite_groups): ... here. Update all uses.
3349 (remove_unused_ivs, free_loop_data): Update all uses.
3350 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3352 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3354 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3355 for WORD_REGISTER_OPERATIONS to runtime check.
3357 2016-04-27 Richard Biener <rguenther@suse.de>
3360 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3361 aggregate_value_p to determine if a function result is
3362 returned by reference.
3363 (ipa_pta_execute): Functions having their address taken are
3364 not automatically nonlocal.
3366 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3369 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3370 * fold-const.c (operand_equal_p): If flag_checking and
3371 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3372 and if it returns non-zero, assert iterative_hash_expr on both
3375 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3377 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3379 2016-04-27 Nick Clifton <nickc@redhat.com>
3382 * varasm.c (merge_weak): Generate an error if an attempt is made
3383 to convert a non-weak static function into a weak, public function.
3385 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3387 * params.def (MAX_PARTITION_SIZE): New param.
3388 * doc/invoke.texi: Document lto-max-partition.
3390 2016-04-27 Richard Biener <rguenther@suse.de>
3393 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3394 function cummulating used_from_other_partition, externally_visible
3395 and force_output from aliases.
3396 (refered_from_nonlocal_var): Likewise.
3397 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3398 node flags properly.
3400 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3402 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3403 (-Wmemset-elt-size): New item.
3405 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3408 * stor-layout.h (internal_reference_types): Delete.
3409 * stor-layout.c (reference_types_internal): Likewise.
3410 (internal_reference_types): Likewise.
3411 (layout_type) <REFERENCE_TYPE>: Adjust.
3413 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3416 * tree.h (inchash::add_expr): Add FLAGS argument.
3417 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3418 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3419 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3420 Formatting fix. Adjust recursive calls. For tcc_comparison,
3421 if swap_tree_comparison (code) is smaller than code, hash that
3422 and arguments in the other order. Hash CONVERT_EXPR the same
3423 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3424 of ADDR_EXPR of decl as the decl itself. Add or remove
3425 OEP_ADDRESS_OF from recursive flags as needed. For
3426 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3427 operands commutatively and only the third one normally.
3428 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3430 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3432 * config/rtems.h (LIB_SPEC): Add -latomic.
3434 2016-04-27 Joel Sherrill <joel@rtems.org>
3436 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3437 xilink.ld and flags not relevant to RTEMS.
3439 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3441 * toplev.c (backend_init_target): Avoid calling init_reload when using
3444 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3446 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3447 for loops rather than one for the whole function.
3449 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3451 * match.pd (X + CST CMP X): New transformation.
3453 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3455 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3456 * fold-const.c (fold_binary_loc): Remove 2 transformations
3457 superseded by match.pd.
3458 * match.pd (x+x -> x*2): Generalize to integers.
3460 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3462 * config/i386/i386.md (operation on memory peephole): Duplicate an
3463 existing peephole and adapt it to match lea rather than an operation
3466 PR rtl-optimization/57193
3467 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3469 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3471 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3473 * tree-if-conv.c (any_pred_load_store): New static variable.
3474 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3475 any_pred_load_store instead of and_mask_load_store.
3476 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3477 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3478 (combine_blocks, tree_if_conversion): Ditto.
3480 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3482 PR tree-optimization/70771
3483 PR tree-optimization/70775
3484 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3485 virtual PHI nodes. Delete parameter.
3486 (if_convertible_loop_p_1): Delete argument to above function.
3487 (predicate_all_scalar_phis): Delete code handling single-argument
3489 (tree_if_conversion): Mark and update virtual SSA.
3491 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3494 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3495 (x86_elf_aligned_common): Rename to ...
3496 (x86_elf_aligned_decl_common): ... this.
3497 Add decl arg. Switch to .lbss for largecomm object. Use
3498 LARGECOMM_SECTION_ASM_OP.
3499 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3501 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3502 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3504 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3505 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3507 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3510 * config/i386/i386.c (SECTION_LARGE): Define.
3511 (x86_64_elf_select_section): Set it for large data/bss sections.
3512 Only clear SECTION_WRITE for .lrodata.
3513 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3515 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3516 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3517 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3519 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3520 * doc/tm.texi: Regenerate.
3522 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3525 * configure.ac (--enable-checking): Document extra flag, for
3526 non-release builds default to --enable-checking=yes,extra.
3527 If misc checking and extra checking, define CHECKING_P to 2 instead
3529 * common.opt (fchecking=): Add.
3530 * doc/invoke.texi (-fchecking=): Document.
3531 * doc/install.texi: Document --enable-checking changes.
3532 * configure: Regenerated.
3533 * config.in: Regenerated.
3535 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3537 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3538 attribute instead of which_alternative.
3539 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3540 Use EXT_REX_SSE_REG_P where appropriate.
3542 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3544 * config/i386/predicates.md (const0_operand): Do not match
3545 const_wide_int code.
3546 (const1_operand): Ditto.
3548 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3550 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3551 for SSE constm1 operands and TARGET_AVX512VL.
3552 (*movti_internal): Ditto.
3553 (*mov<mode>_or): Use constm1_operand predicate.
3554 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3555 for SSE vector_all_ones operands and TARGET_AVX512VL.
3556 * config/i386/predicates.md (constm1_operand): New predicate.
3557 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3558 emission of constant -1 load.
3560 2016-04-25 Jason Merrill <jason@redhat.com>
3562 * gdbinit.in: Skip is-a.h.
3564 * attribs.c (register_scoped_attributes): Fix logic.
3565 * attribs.h: Declare register_scoped_attributes.
3567 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3569 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3570 stxvd2x and stxvw4x built-in functions.
3572 2016-04-25 DJ Delorie <dj@redhat.com>
3574 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3575 (ashrhi3): Likewise.
3576 (lshrhi3): Likewise.
3578 2016-04-25 Richard Biener <rguenther@suse.de>
3580 PR tree-optimization/70780
3581 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3583 (compute_antic): Mark blocks with abnormal preds as visited as
3584 they have a final empty antic-in solution already.
3586 2016-04-25 Michael Collison <michael.collison@linaro.org>
3588 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3590 2016-04-25 Michael Collison <michael.collison@linaro.org>
3592 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3593 mode is VQI to improve mixed mode vectorization.
3594 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3595 define_insn to match low half of signed vaddw.
3596 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3597 define_insn to match high half of signed vaddw.
3598 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3599 define_insn to match low half of unsigned vaddw.
3600 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3601 define_insn to match high half of unsigned vaddw.
3602 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3603 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3604 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3606 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3607 * config/arm/predicates.md (vect_par_constant_high): Support
3608 big endian and simplify by calling
3609 arm_simd_check_vect_par_cnst_half
3610 (vect_par_constant_low): Likewise.
3612 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3614 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3615 predicate for operand 2.
3617 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3618 H.J. Lu <hongjiu.lu@intel.com>
3620 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3621 machine_mode argument.
3622 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3623 constm1_rtx operands. For VOIDmode constants, get mode from
3624 pred_mode. Check mode size if the mode is supported by ABI.
3625 (standard_sse_constant_opcode): Do not use standard_constant_p.
3626 Strictly check ABI support for all-ones operands.
3627 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3628 immediates. Update calls to standard_sse_constant_p.
3629 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3630 (ix86_rtx_costs): Ditto.
3631 * config/i386/i386.md (*movxi_internal_avx512f): Use
3632 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3633 Use (v,BC) alternative instead of (v,C). Use register_operand
3634 checks instead of MEM_P.
3635 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3636 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3637 isa attribute. Use register_operand checks instead of MEM_P.
3638 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3639 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3640 alternative and corresponding sse2 isa attribute.
3641 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3642 to standard_sse_constant_p.
3643 (FP constant splitters): Ditto.
3644 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3646 * config/i386/predicates.md (constm1_operand): Remove.
3647 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3648 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3649 vector_all_ones_operand instead of constm1_operand.
3651 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3653 * print-rtl.c (print_rtx_insn_vec): New function.
3654 * print-rtl.h: New prototype.
3655 * store-motion.c (struct st_expr): Make avail_stores a vector.
3656 (st_expr_entry): Adjust.
3657 (free_st_expr_entry): Likewise.
3658 (print_store_motion_mems): Likewise.
3659 (find_moveable_store): Likewise.
3660 (compute_store_table): Likewise.
3661 (delete_store): Likewise.
3662 (build_store_vectors): Likewise.
3664 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3666 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3668 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3670 * vec.h (vec_safe_contains): New function.
3671 (vec::contains): Likewise.
3672 (vec::begin): Likewise.
3673 (vec::end): Likewise.
3675 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3678 * cfgexpand.c (expand_stack_vars): Fix typo.
3680 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3682 * system.h (list, map, set, vector): Include conditionally.
3683 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3684 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3685 * ipa-icf.c (INCLUDE_LIST): Define.
3686 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3687 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3688 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3689 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3690 * cp/logic.cc (INCLUDE_LIST): Define.
3691 * fortran/trans-common.c (INCLUDE_MAP): Define.
3693 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3695 * auto-profile.c: Remove <string.h> include.
3696 * ipa-icf-gimple.c: Remove <list> include.
3697 * diagnostic.c: Remove <new> include.
3698 * genmatch.c: Likewise.
3699 * pretty-print.c: Likewise.
3700 * toplev.c: Likewise
3701 * c/c-objc-common.c: Likewise.
3702 * cp/error.c: Likewise.
3703 * fortran/error.c: Likewise.
3705 2016-04-22 Richard Biener <rguenther@suse.de>
3707 * lto-streamer-in.c (input_ssa_names): Do not allocate
3708 GIMPLE_NOP for all SSA names.
3709 * lto-streamer-out.c (output_ssa_names): Do not output
3710 SSA names that should have been released.
3712 2016-04-22 Richard Biener <rguenther@suse.de>
3714 PR tree-optimization/70740
3715 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3718 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3721 * config/i386/predicates.md (call_insn_operand): Replace
3722 sibcall_memory_operand with memory_operand.
3724 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3726 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3727 has_single_use() tests.
3728 (register_edge_assert_for_1): Likewise.
3729 (find_assert_locations_1): Check the liveness bitmap instead of
3730 checking has_single_use().
3732 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3735 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3736 Extract AVX-512BW constraint from AVX.
3738 2016-04-21 Richard Biener <rguenther@suse.de>
3740 PR tree-optimization/70725
3741 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3742 for phi_convertible_by_degenerating_args.
3743 (predicate_all_scalar_phis): Handle single-argument PHIs.
3745 2016-04-21 Richard Biener <rguenther@suse.de>
3748 * fold-const.c (fold_comparison): Return properly typed
3751 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3753 PR tree-optimization/70715
3754 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3755 after expanding BASE using expand_simple_operations.
3757 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3759 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3760 New transformations.
3762 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3764 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3766 2016-04-20 Jan Hubicka <jh@suse.cz>
3768 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3769 ultiimate_alias_target.
3770 (update_callee_keys): Likewise.
3771 (lookup_recursive_calls): Likewise.
3772 (speculation_useful_p): Likewise.
3774 2016-04-20 Jan Hubicka <jh@suse.cz>
3777 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3778 (set_nothrow_flag_1): ... this; handle interposition correctly;
3779 recurse on aliases and thunks.
3780 (cgraph_node::set_nothrow_flag): New.
3781 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3782 functions compiled with non-call exceptions that binds to current
3784 (propagate_nothrow): Be safe WRT interposition.
3785 * cgraph.h (set_nothrow_flag): Update prototype.
3787 2016-04-18 Jan Hubicka <jh@suse.cz>
3789 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3790 max_loop_iterations_int.
3791 (tree_unswitch_outer_loop): Likewise.
3793 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3795 PR tree-optimization/69489
3796 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3797 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3798 Revise dump message.
3799 (if_convertible_bb_p): Remove check on edge count of basic block's
3802 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3804 PR tree-optimization/56625
3805 PR tree-optimization/69489
3806 * tree-data-ref.h (DR_INNERMOST): New macro.
3807 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3808 hashing struct innermost_loop_behavior.
3809 (ref_DR_map): Remove.
3810 (innermost_DR_map): New map.
3811 (baseref_DR_map): Revise comment.
3812 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3813 to innermost_DR_map accroding to its innermost loop behavior.
3814 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3815 to its innermost loop behavior.
3816 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3817 Add initialization for innermost_DR_map. Record memory reference
3818 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3819 have innermost loop behavior.
3820 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3823 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3825 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3826 *lea_general_1. Use explicit SWI12 mode interator.
3827 (*lea<mode>_general_2): Rename from *lea_general_2.
3828 Use explicit SWI12 mode interator.
3829 (*lea<mode>_general_3): Rename from *lea_general_3.
3830 Use explicit SWI12 mode interator.
3831 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3832 Use explicit SWI12 mode interator.
3833 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3834 Use explicit SWI48 mode interator.
3836 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3838 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3839 Short-cut unaligned load and store cases. Handle all integer
3841 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3842 and store cases. Call ix86_avx256_split_vector_move_misalign
3843 directly without checking mode class.
3845 2016-04-20 Andrew Pinski <apinski@cavium.com>
3846 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3849 * config/aarch64/aarch64.md (sibcall): Force call
3850 address to be DImode for ILP32.
3851 (sibcall_value): Likewise.
3853 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3855 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3857 2016-04-20 Richard Biener <rguenther@suse.de>
3859 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3860 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3861 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3862 (maybe_push_res_to_seq): Adjust.
3863 * gimple-fold.c (maybe_build_generic_op): Likewise.
3865 2016-04-20 Marek Polacek <polacek@redhat.com>
3867 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3870 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3872 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3873 use kmovw to support AVX512F target.
3875 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3877 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3879 2016-04-20 Marek Polacek <polacek@redhat.com>
3881 PR tree-optimization/70725
3882 * tree-if-conv.c (is_false_predicate): New function.
3883 (predicate_mem_writes): Use it.
3885 2016-04-20 Richard Biener <rguenther@suse.de>
3887 PR tree-optimization/70726
3888 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3889 shift amounts from a pattern stmt operand.
3891 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3894 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3895 stack_restore_from_fpr pattern when restoring r15.
3896 (s390_optimize_prologue): Strip away the memory barrier in the
3897 parallel when trying to get rid of restore insns.
3898 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3899 definition for loading the stack pointer from an FPR. Compared to
3900 the normal move insn this pattern includes a full memory barrier.
3902 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3905 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3906 implicitly linear or lastprivate iterator on the outer context.
3908 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3910 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3912 * config/i386/i386.md (ssememalign): Removed.
3913 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3915 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3918 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3919 const short * to __builtin_ia32_loaddquhi512_mask.
3920 (_mm512_maskz_loadu_epi16): Likewise.
3921 (_mm512_mask_storeu_epi16): Pass short * to
3922 __builtin_ia32_storedquhi512_mask.
3923 (_mm512_mask_loadu_epi8): Pass const char * to
3924 __builtin_ia32_loaddquqi512_mask.
3925 (_mm512_maskz_loadu_epi8): Likewise.
3926 (_mm512_mask_storeu_epi8): Pass char * to
3927 __builtin_ia32_storedquqi512_mask.
3928 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3929 const double * to __builtin_ia32_loadupd512_mask.
3930 (_mm512_mask_loadu_pd): Likewise.
3931 (_mm512_maskz_loadu_pd): Likewise.
3932 (_mm512_storeu_pd): Pass double * to
3933 __builtin_ia32_storeupd512_mask.
3934 (_mm512_mask_storeu_pd): Likewise.
3935 (_mm512_loadu_ps): Pass const float * to
3936 __builtin_ia32_loadups512_mask.
3937 (_mm512_mask_loadu_ps): Likewise.
3938 (_mm512_maskz_loadu_ps): Likewise.
3939 (_mm512_storeu_ps): Pass float * to
3940 __builtin_ia32_storeups512_mask.
3941 (_mm512_mask_storeu_ps): Likewise.
3942 (_mm512_mask_loadu_epi64): Pass const long long * to
3943 __builtin_ia32_loaddqudi512_mask.
3944 (_mm512_maskz_loadu_epi64): Likewise.
3945 (_mm512_mask_storeu_epi64): Pass long long *
3946 to __builtin_ia32_storedqudi512_mask.
3947 (_mm512_loadu_si512): Pass const int * to
3948 __builtin_ia32_loaddqusi512_mask.
3949 (_mm512_mask_loadu_epi32): Likewise.
3950 (_mm512_maskz_loadu_epi32): Likewise.
3951 (_mm512_storeu_si512): Pass int * to
3952 __builtin_ia32_storedqusi512_mask.
3953 (_mm512_mask_storeu_epi32): Likewise.
3954 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3955 char * to __builtin_ia32_storedquqi256_mask.
3956 (_mm_mask_storeu_epi8): Likewise.
3957 (_mm256_mask_loadu_epi16): Pass const short * to
3958 __builtin_ia32_loaddquhi256_mask.
3959 (_mm256_maskz_loadu_epi16): Likewise.
3960 (_mm_mask_loadu_epi16): Pass const short * to
3961 __builtin_ia32_loaddquhi128_mask.
3962 (_mm_maskz_loadu_epi16): Likewise.
3963 (_mm256_mask_loadu_epi8): Pass const char * to
3964 __builtin_ia32_loaddquqi256_mask.
3965 (_mm256_maskz_loadu_epi8): Likewise.
3966 (_mm_mask_loadu_epi8): Pass const char * to
3967 __builtin_ia32_loaddquqi128_mask.
3968 (_mm_maskz_loadu_epi8): Likewise.
3969 (_mm256_mask_storeu_epi16): Pass short * to.
3970 __builtin_ia32_storedquhi256_mask.
3971 (_mm_mask_storeu_epi16): Pass short * to.
3972 __builtin_ia32_storedquhi128_mask.
3973 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3974 const double * to __builtin_ia32_loadupd256_mask.
3975 (_mm256_maskz_loadu_pd): Likewise.
3976 (_mm_mask_loadu_pd): Pass onst double * to
3977 __builtin_ia32_loadupd128_mask.
3978 (_mm_maskz_loadu_pd): Likewise.
3979 (_mm256_mask_storeu_pd): Pass double * to
3980 __builtin_ia32_storeupd256_mask.
3981 (_mm_mask_storeu_pd): Pass double * to
3982 __builtin_ia32_storeupd128_mask.
3983 (_mm256_mask_loadu_ps): Pass const float * to
3984 __builtin_ia32_loadups256_mask.
3985 (_mm256_maskz_loadu_ps): Likewise.
3986 (_mm_mask_loadu_ps): Pass const float * to
3987 __builtin_ia32_loadups128_mask.
3988 (_mm_maskz_loadu_ps): Likewise.
3989 (_mm256_mask_storeu_ps): Pass float * to
3990 __builtin_ia32_storeups256_mask.
3991 (_mm_mask_storeu_ps): ass float * to
3992 __builtin_ia32_storeups128_mask.
3993 (_mm256_mask_loadu_epi64): Pass const long long * to
3994 __builtin_ia32_loaddqudi256_mask.
3995 (_mm256_maskz_loadu_epi64): Likewise.
3996 (_mm_mask_loadu_epi64): Pass const long long * to
3997 __builtin_ia32_loaddqudi128_mask.
3998 (_mm_maskz_loadu_epi64): Likewise.
3999 (_mm256_mask_storeu_epi64): Pass long long * to
4000 __builtin_ia32_storedqudi256_mask.
4001 (_mm_mask_storeu_epi64): Pass long long * to
4002 __builtin_ia32_storedqudi128_mask.
4003 (_mm256_mask_loadu_epi32): Pass const int * to
4004 __builtin_ia32_loaddqusi256_mask.
4005 (_mm256_maskz_loadu_epi32): Likewise.
4006 (_mm_mask_loadu_epi32): Pass const int * to
4007 __builtin_ia32_loaddqusi128_mask.
4008 (_mm_maskz_loadu_epi32): Likewise.
4009 (_mm256_mask_storeu_epi32): Pass int * to
4010 __builtin_ia32_storedqusi256_mask.
4011 (_mm_mask_storeu_epi32): Pass int * to
4012 __builtin_ia32_storedqusi128_mask.
4013 * config/i386/i386-builtin-types.def (PCSHORT): New.
4015 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4016 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4017 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4018 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4019 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4020 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4021 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4022 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4023 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4024 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4025 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4026 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4027 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4028 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4029 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4030 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4031 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4032 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4033 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4034 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4035 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4036 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4037 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4038 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4039 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4040 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4041 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4042 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4043 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4044 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4045 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4046 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4047 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4048 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4049 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4050 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4051 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4052 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4053 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4054 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4055 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4056 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4057 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4058 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4059 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4060 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4061 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4062 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4063 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4065 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4066 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4068 (ix86_expand_vector_move_misalign): Likewise.
4069 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4070 to scalar function prototype for unaligned load/store builtins.
4071 (ix86_expand_special_args_builtin): Updated.
4072 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4073 (UNSPEC_STOREU): Likewise.
4074 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4075 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4076 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4077 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4078 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4079 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4080 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4081 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4082 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4083 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4084 (<avx512>_storedqu<mode>_mask): Likewise.
4085 (*sse4_2_pcmpestr_unaligned): Likewise.
4086 (*sse4_2_pcmpistr_unaligned): Likewise.
4087 (*mov<mode>_internal): Renamed to ...
4088 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4089 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4090 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4091 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4093 2016-04-19 Richard Biener <rguenther@suse.de>
4095 PR tree-optimization/70171
4096 * tree-ssa-phiprop.c: Include stor-layout.h.
4097 (phiprop_insert_phi): Handle the aggregate copy case.
4098 (propagate_with_phi): Likewise.
4100 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4102 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4103 instead of simplify_gen_subreg (... , 0).
4104 (ix86_delegitimize_address): Ditto.
4105 (ix86_split_divmod): Ditto.
4106 (ix86_split_copysign_const): Ditto.
4107 (ix86_split_copysign_var): Ditto.
4108 (ix86_expand_args_builtin): Ditto.
4109 (ix86_expand_round_builtin): Ditto.
4110 (ix86_expand_special_args_builtin): Ditto.
4111 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4112 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4113 (udivmodqi4): Ditto.
4114 (absneg splitters): Ditto.
4115 (*jcc_bt<mode>_1): Ditto.
4117 2016-04-19 Richard Biener <rguenther@suse.de>
4119 PR tree-optimization/70724
4120 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4121 restoring out from ...
4122 (free_scc_vn): ... here.
4123 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4124 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4126 (pass_fre::execute): Restore SSA info.
4128 2016-04-19 Richard Biener <rguenther@suse.de>
4130 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4131 * gimple-walk.c (walk_gimple_op): Initialize it.
4132 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4133 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4134 remapping SSA names of defs.
4135 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4138 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4141 * lra-constraints.c (equiv_substition_p): New.
4142 (process_alt_operands): Use it.
4143 (swap_operands): Swap it.
4144 (curr_insn_transform): Update it.
4146 2016-04-18 Michael Matz <matz@suse.de>
4148 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4149 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4150 * tree-core.h (tree_type_common.align): Use bit-field.
4151 (tree_type_common.spare): New.
4152 (tree_decl_common.off_align): Make smaller.
4153 (tree_decl_common.align): Use bit-field.
4155 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4156 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4157 (scan_sharing_clauses): Ditto.
4158 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4159 (omp_finish_file): Ditto.
4160 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4161 (layout_decl): Ditto.
4162 (relayout_decl): Ditto.
4163 (finalize_record_size): Use SET_TYPE_ALIGN.
4164 (finalize_type_size): Ditto.
4165 (finish_builtin_struct): Ditto.
4166 (layout_type): Ditto.
4167 (initialize_sizetypes): Ditto.
4168 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4169 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4170 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4171 (get_chain_field): Ditto.
4172 (get_trampoline_type): Ditto.
4173 (get_nl_goto_field): Ditto.
4174 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4176 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4177 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4178 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4179 (build_qualified_type): Use SET_TYPE_ALIGN.
4180 (build_aligned_type, build_range_type_1): Ditto.
4181 (build_atomic_base): Ditto.
4182 (build_common_tree_nodes): Ditto.
4183 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4184 (expand_one_stack_var_at): Ditto.
4185 * coverage.c (build_var): Use SET_DECL_ALIGN.
4186 * except.c (init_eh): Ditto.
4187 * function.c (assign_parm_setup_block): Ditto.
4188 * symtab.c (increase_alignment_1): Ditto.
4189 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4190 * tree-vect-stmts.c (ensure_base_align): Ditto.
4191 * varasm.c (align_variable): Ditto.
4192 (assemble_variable): Ditto.
4193 (build_constant_desc): Ditto.
4194 (output_constant_def_contents): Ditto.
4196 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4197 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4198 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4199 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4200 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4202 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4205 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4206 replace %vmovsd with "%vmovq".
4207 (vec_concatv2df): Likewise.
4209 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4211 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4212 (*vec_extractv2si_0): Ditto.
4213 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4214 (zero_extended_scalar_load_operand splitters): Ditto.
4215 (vec_extract splitters): Ditto.
4216 (*vec_extractv4si_0_zext): Ditto.
4217 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4219 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4220 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4221 (*sse4_1_extractps): Use lowpart_subreg.
4222 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4224 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4226 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4228 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4229 Mention Solaris 11 packaging changes.
4230 Update gas and gld requirements.
4231 Remove reference to pre-Solaris 10 bug.
4232 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4234 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4237 2016-04-17 Jan Hubicka <jh@suse.cz>
4239 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4240 max_loop_iterations_int.
4242 2016-04-18 Richard Biener <rguenther@suse.de>
4244 PR tree-optimization/43434
4245 * tree-ssa-structalias.c (struct vls_data): New.
4246 (visit_loadstore): Handle all pointer-based accesses.
4247 (compute_dependence_clique): Compute a bitmap of restrict tags
4248 assigned bases and pass it to visit_loadstore.
4250 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4253 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4254 armv8.1-a and armv8.1-a+crc.
4256 2016-04-18 Richard Biener <rguenther@suse.de>
4258 PR tree-optimization/70701
4259 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4260 references after translating through a memcpy.
4262 2016-04-18 Richard Biener <rguenther@suse.de>
4264 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4265 (compute_antic): ... here. For partial antic use regular
4266 postorder and scrap iteration.
4267 (compute_partial_antic_aux): Remove unused return value.
4268 (init_pre): Do not allocate postorder.
4269 (fini_pre): Do not free postorder.
4271 2016-04-18 Richard Biener <rguenther@suse.de>
4274 * expmed.c (extract_bit_field_1): Remove broken case
4275 using a wider MODE_INT mode.
4277 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4279 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4280 unless compiling with at least GCC-4.8.
4282 2016-04-17 Jan Hubicka <jh@suse.cz>
4285 * graphite.c (graphite_finalize): Update call to
4286 tree_estimate_probability.
4287 * predict.h (tree_estimate_probability): Update prototype.
4289 2016-04-17 Jan Hubicka <jh@suse.cz>
4291 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4292 (tree_estimate_probability): Likewise.
4293 (pass_profile::execute): Update.
4294 (report_predictor_hitrates): New function.
4295 * profile.c (compute_branch_probabilities): Use it.
4296 * predict.h (report_predictor_hitrates): Declare.
4298 2016-04-17 Jan Hubicka <jh@suse.cz>
4301 * cgraph.h (cgraph_node::set_const_flag,
4302 cgraph_node::set_pure_flag): Update prototype to return bool;
4304 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4305 of interposable symbol are interposable, too.
4306 (cgraph_set_const_flag_1): Rename to ...
4307 (set_const_flag_1): ... this one; change to self recursive function
4308 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4309 clearnig the flag in all variants and also virtual thunks of const
4310 functions are pure; track if any change was done.
4311 (cgraph_node::set_const_flag): Update.
4312 (struct set_pure_flag_info): New struct.
4313 (cgraph_set_pure_flag_1): Rename to ...
4314 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4315 rather than pointer encoded flags; track if any changes was done;
4316 handle correctly clearning flag and setting flag of aliases already
4318 (cgraph_node::set_pure_flag): Update.
4319 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4321 2016-04-17 Tom de Vries <tom@codesourcery.com>
4324 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4327 2016-04-17 Tom de Vries <tom@codesourcery.com>
4329 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4330 '{}<> ' as escape-for-record.
4332 2016-04-17 Tom de Vries <tom@codesourcery.com>
4334 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4337 2016-04-17 Tom de Vries <tom@codesourcery.com>
4340 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4341 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4342 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4343 * passes.c (finish_optimization_passes): Only call
4344 finish_graph_dump_file if dfi->graph_dump_initialized.
4345 (execute_function_dump, pass_init_dump_file): Use
4346 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4348 2016-04-17 Tom de Vries <tom@codesourcery.com>
4350 PR tree-optimization/70256
4351 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4352 (debug_varmap): New function.
4354 2016-04-17 Tom de Vries <tom@codesourcery.com>
4357 * passes.c (pass_manager::register_pass): Propagate pflags.
4359 2016-04-17 Tom de Vries <tom@codesourcery.com>
4362 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4363 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4364 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4365 check if it's equal to p_start.
4366 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4368 2016-04-15 Jan Hubicka <jh@suse.cz>
4371 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4372 function does not bind to current def.
4373 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4374 handle conservatively calls to functions that does not need to bind
4376 (check_call): Update call of worse_state.
4377 (ignore_edge_for_nothrow): Update.
4378 (ignore_edge_for_pure_const): Likewise.
4379 (propagate_pure_const): Update calls to worse_state.
4380 (skip_function_for_local_pure_const): Reformat comments.
4382 2016-04-15 Jan Hubicka <jh@suse.cz>
4385 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4386 (cgraph_node::function_symbol): Likewise.
4387 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4388 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4389 (symtab_node::ultimate_alias_target): Add REF parameter.
4390 (symtab_node::binds_to_current_def_p): Declare.
4391 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4392 (cgraph_node::function_symbol): Likewise.
4393 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4394 (cgraph_node::get_availability): Likewise.
4395 (cgraph_edge::binds_to_current_def_p): New inline function.
4396 (varpool_node::get_availability): Add REF parameter.
4397 (varpool_node::ultimate_alias_target): Likewise.
4398 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4399 (symtab_node::binds_to_current_def_p): Likewise.
4400 * varpool.c (varpool_node::get_availability): Likewise.
4402 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4405 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4406 Fix mode size check.
4408 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4410 * BASE-VER: Set to 7.0.0.
4412 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4414 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4416 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4418 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4419 architecture revisions.
4421 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4423 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4424 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4425 * config/i386/i386.md (stack decrement to push peepholes): Guard
4426 with !x86_using_red_zone ().
4428 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4431 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4432 to dump_generic_node.
4433 (NIY): Pass also flags to do_niy.
4435 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4437 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4438 (simd_clone_vector_of_formal_parm_types)
4439 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4440 (simd_clone_mangle, simd_clone_create)
4441 (simd_clone_adjust_return_type, create_tmp_simd_array)
4442 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4443 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4444 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4445 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4446 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4447 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4448 * omp-simd-clone.c: ... this new file.
4449 (simd_clone_vector_of_formal_parm_types): Make it static.
4450 * Makefile.in (OBJS): Add omp-simd-clone.o.
4452 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4455 * config/i386/sse.md: Use proper memory operand modifiers.
4458 2016-04-15 Richard Biener <rguenther@suse.de>
4459 Alan Modra <amodra@gmail.com>
4461 PR tree-optimization/70130
4462 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4463 when alignment stays not the same and no not use the realign
4466 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4469 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4470 direct move handlers for KFmode. Change TFmode handlers test from
4471 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4473 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4476 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4477 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4478 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4479 * tree-ssa-live.c (remove_unused_scope_block_p): When
4480 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4481 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4482 block_ultimate_origin is FUNCTION_DECL.
4483 (remove_unused_locals): If current_function_decl is
4484 polymorphic_ctor_dtor_p, pass initial true to
4485 remove_unused_scope_block_p' is_ctor_dtor_block.
4487 2016-04-14 Martin Sebor <msebor@redhat.com>
4492 * doc/extend.texi (Variable Length): Revert.
4494 2016-04-14 Marek Polacek <polacek@redhat.com>
4495 Jan Hubicka <hubicka@ucw.cz>
4498 * tree.c (verify_type): Disable the canonical type of main variant
4501 2016-04-14 Jason Merrill <jason@redhat.com>
4503 * cfgexpand.c, expr.c: Revert previous change.
4505 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4508 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4509 when building a mem ref for the incoming reduction variable.
4511 2016-04-14 Richard Biener <rguenther@suse.de>
4513 PR tree-optimization/70614
4514 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4515 loop if the evolution dropped to chrec_dont_know.
4516 (interpret_condition_phi): Likewise.
4518 2016-04-14 Richard Biener <rguenther@suse.de>
4520 PR tree-optimization/70623
4521 * tree-ssa-pre.c (changed_blocks): Make global ...
4522 (compute_antic): ... local here. Move and fix worklist
4523 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4524 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4525 worklist handling, dump when ANTIC_IN changed.
4526 (compute_partial_antic_aux): Remove worklist handling.
4527 (init_pre): Do not compute post dominators. Add a comment about
4528 the CFG order chosen.
4529 (fini_pre): Do not free post dominators.
4531 2016-04-13 Martin Sebor <msebor@redhat.com>
4536 * doc/extend.texi (Variable Length): Document C++ specifics.
4538 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4541 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4542 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4543 eh edges have been purged.
4546 * tree-sra.c (create_access_replacement,
4547 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4549 * tree-pretty-print.c (dump_fancy_name): New function.
4550 (dump_decl_name, dump_generic_node): Use it.
4552 2016-04-13 Jason Merrill <jason@redhat.com>
4554 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4555 * expr.c (expand_expr_real_1): Likewise.
4557 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4559 * config/i386/i386.md (kunpckhi): Swap operands.
4560 (kunpcksi): Likewise.
4561 (kunpckdi): Likewise.
4562 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4563 (vec_pack_trunc_<mode>): Likewise.
4565 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4568 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4571 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4572 gimplification turns some element into non-constant.
4575 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4576 * explow.c (convert_memory_address_addr_space_1): No longer static,
4577 add NO_EMIT argument and don't call convert_modes if true, pass
4578 it down recursively, remove break after return.
4579 (convert_memory_address_addr_space): Adjust caller.
4580 * simplify-rtx.c (simplify_unary_operation_1): Call
4581 convert_memory_address_addr_space_1 instead of convert_memory_address,
4582 if it returns NULL, don't simplify.
4584 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4587 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4589 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4591 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4592 Bump the upper SIMDLEN limits, so that if the return type or
4593 characteristic type if the return type is void can be passed in
4594 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4597 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4600 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4601 Do not use "=" constraint on an input constraint.
4602 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4603 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4604 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4605 generates (neg (abs ...)) instead of (abs ...).
4607 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4609 PR rtl-optimization/70596
4610 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4611 just invalidate LRA data and reset them. Adjust dump wording.
4613 2016-04-12 Martin Liska <mliska@suse.cz>
4616 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4618 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4620 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4621 max_loop_iterations_int.
4622 (tree_unswitch_outer_loop): Likewise.
4623 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4624 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4626 2016-04-12 Tom de Vries <tom@codesourcery.com>
4628 PR tree-optimization/68756
4629 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4630 instead of new_name.
4632 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4634 PR tree-optimization/70602
4635 * tree-sra.c (generate_subtree_copies): Don't write anything into
4636 constant pool decls.
4638 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4639 regardless whether there are depend clauses or not.
4641 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4644 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4645 target attribute and pragma from changing the -mfloat128
4646 and -mfloat128-hardware options.
4648 * doc/extend.texi (Additional Floating Types): Document PowerPC
4649 __float128 restrictions.
4651 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4654 * config/aarch64/driver-aarch64.c
4655 (aarch64_get_extension_string_for_isa_flags): New.
4656 (arch_extension): Rename to...
4657 (aarch64_arch_extension): ...This.
4658 (ext_to_feat_string): Rename to...
4659 (aarch64_extensions): ...This.
4660 (aarch64_core_data): Keep track of architecture extension flags.
4661 (cpu_data): Rename to...
4662 (aarch64_cpu_data): ...This.
4663 (aarch64_arch_driver_info): Keep track of architecture extension
4665 (get_arch_name_from_id): Rename to...
4666 (get_arch_from_id): ...This, change return type.
4667 (host_detect_local_cpu): Update and reformat for renames, handle
4668 extensions through common infrastructure.
4670 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4673 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4674 track of a canonical flag name.
4675 (all_extensions): Likewise.
4676 (arch_to_arch_name): Also track extension flags enabled by the arch.
4677 (all_architectures): Likewise.
4678 (aarch64_parse_extension): Move to here.
4679 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4681 (aarch64_rewrite_selected_cpu): Update for above change.
4682 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4683 are handled, such that the single explicit value enabled by an
4684 extension is kept seperate from the implicit values it also enables.
4685 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4687 (aarch64_parse_extension): New.
4688 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4689 here to config/aarch64/aarch64-protos.h.
4690 (aarch64_parse_extension): Move from here to
4691 common/config/aarch64/aarch64-common.c.
4692 (aarch64_option_print): Update.
4693 (aarch64_declare_function_name): Likewise.
4694 (aarch64_start_file): Likewise.
4695 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4696 the canonical flag for extensions.
4697 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4700 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4702 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4705 2016-04-09 Tom de Vries <tom@codesourcery.com>
4707 PR tree-optimization/68953
4708 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4709 first to last subscript.
4711 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4713 PR tree-optimization/70586
4714 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4717 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4721 PR tree-optimization/70373
4725 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4726 clauses for acc parallel reductions as necessary. Error on those
4728 * omp-low.c (scan_sharing_clauses): Don't install variables which
4729 are used in acc parallel reductions.
4730 (lower_rec_input_clauses): Remove dead code.
4731 (lower_oacc_reductions): Add support for reference reductions.
4732 (lower_reduction_clauses): Remove dead code.
4733 (lower_omp_target): Don't remap variables appearing in acc parallel
4735 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4737 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4740 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4741 with multiple SSA_NAME defs, force the outputs other than first
4742 to be live before calling live_track_process_def on each output.
4744 PR rtl-optimization/70574
4745 * fwprop.c (forward_propagate_and_simplify): Don't add
4746 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4747 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4748 paradoxical subregs within *loc.
4750 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4752 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4753 -ftree-parallelize-loops={0,1}.
4754 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4755 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4756 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4757 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4758 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4760 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4763 * asan.c (instrument_derefs): If we get unknown location, extract it
4765 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4767 2016-04-08 Tom de Vries <tom@codesourcery.com>
4769 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4770 implicit firstprivate clause.
4772 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4775 * config/arm/thumb2.md (tst + branch-> lsls + branch
4776 peephole below *orsi_not_shiftsi_si): Require that condition
4777 register is dead after the peephole.
4778 (second peephole after the above): Likewise.
4780 2016-04-08 Alan Modra <amodra@gmail.com>
4783 * builtins.c (fold_builtin_classify): For IBM extended precision,
4784 look at just the high-order double to test for NaN.
4785 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4786 test just the high double for Inf but both doubles for subnormal
4789 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4791 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4792 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4793 node->simdclone->mask_mode != VOIDmode masks.
4794 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4795 earlier, use it instead of node->simdclone.
4796 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4797 Set clonei->mask_mode.
4799 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4802 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4803 Pass it through to cp_parser_already_scoped_statement.
4804 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4805 it through to cp_parser_statement.
4806 (cp_parser_statement): Pass IF_P through to
4807 cp_parser_iteration_statement.
4808 (cp_parser_pragma): Adjust call to
4809 cp_parser_iteration_statement.
4811 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4814 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4815 resolve a future -Wparentheses warning.
4816 * omp-low.c (scan_sharing_clauses): Likewise.
4817 * tree-parloops.c (eliminate_local_variables): Likewise.
4819 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4821 PR rtl-optimization/70398
4822 * lra-constraints.c (process_address_1): Check zero scale and code
4823 for reloading with zero scale.
4825 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4827 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4828 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4830 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4832 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4833 Add support for AVX512F clones, include them by default for
4834 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4835 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4839 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4840 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4841 firstprivate clauses.
4842 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4843 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4844 (lower_omp_target): Set TREE_NO_WARNING for
4845 non-addressable possibly uninitialized vars which are copied into
4846 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4848 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4850 * config/pa/predicates.md (integer_store_memory_operand): Accept
4851 REG+D operands with a large offset when reload_in_progress is true.
4852 (floating_point_store_memory_operand): Likewise.
4854 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4857 * match.pd (nested int casts): Limit to GIMPLE.
4859 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4862 * ipa-devirt.c (maybe_record_node): Fix comment; use
4863 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4865 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4867 PR rtl-optimization/70542
4868 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4869 if there are any uses other than insn or debug insns.
4871 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4872 Jakub Jelinek <jakub@redhat.com>
4874 PR tree-optimization/70509
4875 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4876 Shift HOST_WIDE_INT_1U instead of 1.
4878 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4880 PR tree-optimization/70509
4881 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4882 of the vector base type for index.
4884 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4887 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4889 2016-04-05 Richard Biener <rguenther@suse.de>
4891 PR tree-optimization/70526
4892 * tree-sra.c (build_ref_for_offset): Use prev_base to
4893 extract the alias pointer type.
4895 2016-04-05 Richard Biener <rguenther@suse.de>
4897 * dse.c (struct store_info): Remove alias_set member.
4898 (struct read_info_type): Likewise.
4899 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4900 spill_deleted, clear_alias_set_lookup): Remove.
4901 (get_group_info): Remove dead base == NULL_RTX case.
4902 (dse_step0): Remove initialization of removed variables.
4903 (delete_dead_store_insn): Reomve alias set dumping.
4904 (free_read_records): Remove alias_set handling.
4905 (canon_address): Remove alias_set_out parameter.
4906 (record_store): Remove spill_alias_set, it's always zero.
4907 (check_mem_read_rtx): Likewise.
4908 (dse_step2): Rename from ...
4909 (dse_step2_nospill): ... this. Adjust.
4910 (scan_stores): Rename from ...
4911 (scan_stores_nospill): ... this.
4912 (scan_reads): Rename from ...
4913 (scan_reads_nospill): ... this.
4914 (scan_stores_spill, scan_reads_spill): Remove.
4915 (dse_step3_scan): Remove for_spills argument which is always false.
4916 (dse_step3): Likewise.
4917 (dse_step5): Rename from ...
4918 (dse_step5_nospill): ... this. Remove alias_set handling.
4919 (rest_of_handle_dse): Adjust.
4921 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4924 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4925 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4926 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4927 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4929 2016-04-05 Richard Biener <rguenther@suse.de>
4932 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4933 non-register type temporaries into SSA.
4935 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4938 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4939 calls when sanitizing.
4940 (possible_polymorphic_call_target_p): Fix formatting.
4942 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4943 Jakub Jelinek <jakub@redhat.com>
4946 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4947 to ensure a call statement is compatible with a built-in's
4949 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4952 2016-04-04 Richard Biener <rguenther@suse.de>
4954 PR rtl-optimization/70484
4955 * rtl.h (canon_output_dependence): Declare.
4956 * alias.c (canon_output_dependence): New function.
4957 * dse.c (record_store): Use canon_output_dependence rather
4958 than canon_true_dependence.
4960 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4963 * cgraph.h (symtab_node::copy_visibility_from): New function.
4964 * symtab.c (symtab_node::copy_visibility_from): New function.
4965 * ipa-visibility.c (optimize_weakref): New function.
4966 (function_and_variable_visibility): Use it.
4968 2016-04-04 Martin Liska <mliska@suse.cz>
4971 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4972 value that is really in range handled by SBR instruction.
4973 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4974 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4975 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4977 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4981 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4982 set, but not for SP_REG operands.
4984 2016-04-02 Martin Sebor <msebor@redhat.com>
4987 * fold-const.c (maybe_nonzero_address): New function.
4988 (fold_comparison): Call it. Fold equality and relational
4989 expressions involving null pointers.
4990 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4992 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4994 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4995 the "Y" constraint (scalar FP 0.0 immediate).
4997 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4998 Add the "const_double" to the list of operand constraints.
5000 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5002 PR rtl-optimization/70467
5003 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5004 If low word of the last operand is 0, just emit addition/subtraction
5007 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5010 * config/s390/s390.c (s390_expand_insv): Check for everything
5011 constant instead of just VOIDmode stuff.
5013 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5016 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5018 2016-04-01 Nathan Sidwell <nathan@acm.org>
5020 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5022 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5024 PR rtl-optimization/70461
5025 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5028 2016-03-31 Martin Liska <mliska@suse.cz>
5031 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5032 a tree value or an immediate integer value to a buffer
5033 that is eventually copied to a BRIG section.
5034 (emit_immediate_operand): Call the function here.
5035 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5036 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5037 of class' fields that are removed.
5038 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5039 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5040 m_brig_repr_size fields.
5042 2016-03-31 Martin Liska <mliska@suse.cz>
5045 * hsa-gen.c (hsa_function_representation::update_dominance): New
5047 (convert_addr_to_flat_segment): Likewise.
5048 (gen_hsa_memory_set): New alignment argument.
5049 (gen_hsa_ctor_assignment): Likewise.
5050 (gen_hsa_insns_for_single_assignment): Provide alignment
5051 to gen_hsa_ctor_assignment.
5052 (gen_hsa_insns_for_direct_call): Add new argument.
5053 (expand_lhs_of_string_op): New function.
5054 (expand_string_operation_builtin): Likewise.
5055 (expand_memory_copy): New function.
5056 (expand_memory_set): New function.
5057 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5058 (convert_switch_statements): Change signature.
5059 (generate_hsa): Use a return value of the function.
5060 (pass_gen_hsail::execute): Do not call
5061 convert_switch_statements here.
5062 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5063 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5064 (hsa_function_representation::update_dominance): New function.
5066 2016-03-31 Martin Liska <mliska@suse.cz>
5069 * hsa-brig.c (emit_directive_variable): Emit alignment
5070 according to hsa_symbol::m_align.
5071 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5072 (dump_hsa_symbol): Dump alignment of HSA symbols.
5073 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5074 (gen_hsa_addr_with_align): New function.
5075 (hsa_bitmemref_alignment): Use newly added function.
5076 (gen_hsa_insns_for_load): Likewise.
5077 (gen_hsa_insns_for_store): Likewise.
5078 (gen_hsa_memory_copy): New argument added.
5079 (gen_hsa_insns_for_single_assignment): Respect
5080 alignment for assignments processed via gen_hsa_memory_copy.
5081 (gen_hsa_insns_for_direct_call): Likewise.
5082 (gen_hsa_insns_for_return): Likewise.
5083 (gen_function_def_parameters): Set default alignment.
5084 * hsa.c (hsa_object_alignment): New function.
5085 (hsa_byte_alignment): Pasted function.
5086 * hsa.h (hsa_symbol::m_align): New field.
5088 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5090 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5091 scratch field for goto case.
5093 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5095 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5097 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5100 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5101 (scalar_chain::convert_insn): Call convert_op for reg
5102 moves to handle undefined registers.
5104 2016-03-31 Nathan Sidwell <nathan@acm.org>
5107 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5108 Assert we don't want to move backwards.
5110 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5113 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5115 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5117 PR rtl-optimization/70460
5118 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5119 with operand from REG_LABEL_OPERAND, instead substitute
5120 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5121 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5123 2016-03-31 Martin Liska <mliska@suse.cz>
5125 * passes.c (execute_one_pass): Do not call
5126 todo_after for a discarded function.
5128 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5130 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5131 (no_cost, infinite_cost): Initialize the new field.
5132 (get_computation_cost_at): Record setup cost.
5133 (determine_use_iv_cost_address): Skip cost computation for sub
5134 uses if we can estimate it without losing accuracy.
5136 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5138 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5140 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5141 max_loop_iterations_int.
5142 (tree_unswitch_outer_loop): Likewise.
5143 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5144 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5146 2016-03-30 Richard Biener <rguenther@suse.de>
5149 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5151 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5154 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5155 in gen_blendm expander.
5157 2016-03-30 Nick Clifton <nickc@redhat.com>
5160 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5161 case where we are already provided with an SImode SUBREG.
5163 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5166 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5167 conflict between DRAP register and __builtin_eh_return.
5169 2016-03-30 Michael Matz <matz@suse.de>
5170 Richard Biener <rguenther@suse.de>
5173 * ipa-polymorphic-call.c (struct type_change_info): Change
5174 speculative to an unsigned allowing to limit the work we do.
5175 (csftc_abort_walking_p): New inline function..
5176 (check_stmt_for_type_change): Limit the number of may-defs
5177 skipped for speculative devirtualization to
5178 max-speculative-devirt-maydefs.
5179 * params.def (max-speculative-devirt-maydefs): New param.
5180 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5182 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5185 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5188 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5190 PR tree-optimization/59124
5191 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5192 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5194 2016-03-29 Jeff Law <law@redhat.com>
5196 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5198 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5200 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5203 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5205 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5206 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5207 gcrt0.o if linking dynamically.
5209 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5212 * ipa-devirt.c (methods_equal_p): New function.
5213 (compare_virtual_tables): Use it.
5214 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5215 * cgraphclones.c (clone_function_name_1): Use
5216 symbol_table::symbol_suffix_separator.
5217 * coverage.c (build_var): Likewise.
5218 * symtab.c (symbol_table::symbol_suffix_separator): New.
5220 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5222 PR rtl-optimization/70429
5223 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5224 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5225 mode != result_mode.
5228 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5230 PR tree-optimization/70405
5231 * ssa-iterators.h (num_imm_uses): Add missing braces.
5233 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5235 PR rtl-optimization/68695
5236 * ira-color.c (allocno_copy_cost_saving): New.
5237 (improve_allocation): Use it.
5239 2016-03-29 Richard Henderson <rth@redhat.com>
5242 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5244 2016-03-29 Richard Biener <rguenther@suse.de>
5247 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5248 use alignment returned by get_pointer_alignment_1 if it is
5249 bigger than BITS_PER_UNIT.
5250 * builtins.c (get_pointer_alignment_1): Do not return true
5251 for alignment extracted from SSA info.
5253 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5255 * config/ft32/ft32.opt (mnodiv): New.
5256 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5257 * doc/invoke.texi (FT32 Options -mnodiv): New.
5259 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5262 * config/i386/i386.md (define_split, andn): Fix modes.
5264 2016-03-26 Richard Biener <rguenther@suse.de>
5265 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5268 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5270 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5271 as 2nd argument to cl_optimization_restore().
5273 2016-03-25 Richard Henderson <rth@redhat.com>
5276 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5277 * config/aarch64/aarch64-protos.h: Declare it.
5278 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5280 2016-03-25 Alan Modra <amodra@gmail.com>
5283 * config/rs6000/constraints.md (j): Simplify.
5284 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5286 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5287 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5288 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5289 in all constraint alternatives.
5290 (movtd_64bit_nodm): Delete "j" constraint alternative.
5292 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5294 * tree-ssa-propagate.c: Enhance docs for
5295 SSA_PROP_NOT_INTERESTING.
5297 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5299 * doc/extend.texi: Fix typo in documentation to pure attribute.
5301 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5304 * config/pa/pa.md (bswapdi2): Use a scratch register.
5306 2016-03-24 Richard Henderson <rth@redhat.com>
5309 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5312 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5314 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5315 using ix86_expand_binary_operator instead of gen_andsi3.
5317 2016-03-24 Richard Biener <rguenther@suse.de>
5319 PR tree-optimization/70396
5320 * tree-vect-stmts.c (vectorizable_comparison): Use
5321 get_vectype_for_scalar_type.
5323 2016-03-24 Richard Biener <rguenther@suse.de>
5326 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5327 with register bases.
5329 2016-03-24 Richard Biener <rguenther@suse.de>
5331 PR tree-optimization/70372
5332 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5333 build_all_ones_cst to also handle vector types correctly.
5335 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5338 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5341 2016-03-23 Marek Polacek <polacek@redhat.com>
5344 * doc/invoke.texi: Document -Wignored-attributes.
5346 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5348 PR tree-optimization/69042
5349 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5350 parameter from 30 to 40.
5352 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5354 PR tree-optimization/69042
5355 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5356 for use with constant offset stripped in base.
5358 2016-03-23 Richard Biener <rguenther@suse.de>
5361 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5362 mode compatibility check.
5363 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5365 2016-03-23 Jeff Law <law@redhat.com>
5367 PR tree-optimization/64058
5368 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5370 (struct ssa_conflicts): Move up earlier in the file.
5371 (conflicts_, var_map_): New static variables.
5372 (initialize_conflict_count): New function to initialize the
5373 CONFLICT_COUNT field for each conflict pair.
5374 (compare_pairs): Lazily initialize the conflict count and use it
5375 as the first tie-breaker.
5376 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5377 and wipe conflicts_ and map_ around the call to qsort. Remove
5378 special case for 2 coalesce pairs.
5379 * bitmap.c (bitmap_count_unique_bits): New function.
5380 (bitmap_count_bits_in_word): New function, extracted from
5382 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5383 * bitmap.h (bitmap_count_unique_bits): Declare it.
5385 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5388 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5389 transparent alias chain for decl assembler name.
5390 * config/sol2.c (solaris_assemble_visibility): Likewise.
5392 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5394 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5396 (v10_fdivs): Likewise.
5397 (v10_fdivd): Likewise.
5399 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5402 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5403 to not call fclose twice on file.
5405 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5407 PR tree-optimization/70354
5408 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5409 oprnd0 is wider than oprnd1 and there is a cast from the wider
5410 type to oprnd1, mask it with the mask of the narrower type.
5413 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5414 Optimize TARGET_STV splitters, if high or low word of last argument
5417 2016-03-22 Jeff Law <law@redhat.com>
5420 tree-ssa-threadbackward.c
5421 (fsm_find_control_statement_thread_paths): Correctly distinguish
5422 between old style jump threads vs FSM jump threads.
5424 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5427 * config/i386/i386.c (scalar_chain::convert_op): Support
5428 uninitialized register usage case.
5430 2016-03-22 Richard Biener <rguenther@suse.de>
5433 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5435 (capture::gen_transform): ... to change behavior when substituting
5436 a condition into cond or not-cond expr context.
5437 (dt_simplify::gen_1): Adjust.
5438 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5439 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5440 last change and instead change to
5441 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5442 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5444 2016-03-22 Anthony Green <green@moxielogic.com>
5446 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5447 issue for moxiebox targets.
5448 (CC1PLUS_SPEC): Ditto.
5450 2016-03-22 Richard Biener <rguenther@suse.de>
5453 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5456 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5458 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5460 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5463 * config/i386/i386.c (def_builtin): Handle
5464 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5466 (const struct builtin_description bdesc_special_args[]):
5467 Remove duplicate ISA bits.
5469 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5472 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5473 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5474 in a way that works also for AVX512BW.
5477 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5478 instead of source if operands[1] is xmm16 and above and
5479 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5480 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5483 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5484 on assign if (*from_p) is a comparison, set it to
5485 TREE_NO_WARNING (*from_p).
5487 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5490 * lra.c (restore_scratches): Ignore deleted insns.
5492 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5493 Jakub Jelinek <jakub@redhat.com>
5495 PR tree-optimization/70317
5496 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5499 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5502 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5503 of ix86_expand_move.
5505 (movti): Use general_operand for operand 1 predicate.
5507 2016-03-21 Martin Liska <mliska@suse.cz>
5509 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5511 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5513 2016-03-21 Martin Liska <mliska@suse.cz>
5516 * ipa-icf.c (sem_function::parse): Skip static
5517 constructors and destructors.
5519 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5522 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5523 function-like macro, peek following token(s) if it is followed
5524 by CPP_OPEN_PAREN token with optional padding in between, and
5525 if not, don't treat it like a macro.
5527 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5528 Alexander Monakov <amonakov@ispras.ru>
5530 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5531 for the stabs debug format.
5533 2016-03-21 Richard Biener <rguenther@suse.de>
5535 PR tree-optimization/70310
5536 * tree-vect-generic.c (expand_vector_condition): Fold the built
5539 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5542 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5543 Block third alternative for AVX-512VL target,
5545 2016-03-21 Martin Liska <mliska@suse.cz>
5548 * hsa-brig.c (emit_function_directives): Mark unemitted
5549 global variables for emission.
5550 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5551 (get_symbol_for_decl): Likewise.
5552 * hsa.h (struct hsa_symbol): New flag.
5554 2016-03-21 Richard Biener <rguenther@suse.de>
5556 PR tree-optimization/70288
5557 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5558 we do not estimate unsimplified all-constant conditionals or
5559 switches as optimized away.
5561 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5563 PR rtl-optimization/69102
5564 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5565 when we have a readonly dependency context.
5567 2016-03-18 Jeff Law <law@redhat.com>
5569 PR rtl-optimization/70263
5570 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5571 (update_equiv_regs): When trying to move a store to after the insn
5572 that sets the source of the store, make sure the store occurs after
5573 the insn that sets the source of the store. When successful note
5574 the REG_EQUIV note created in the dump file.
5576 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5577 Bernd Schmidt <bschmidt@redhat.com>
5579 * doc/extend.texi: Document more potential problems with basic asms.
5581 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5583 PR rtl-optimization/70278
5584 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5587 2016-03-18 Jason Merrill <jason@redhat.com>
5589 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5591 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5593 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5594 values to 128b regs.
5596 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5598 PR tree-optimization/70252
5599 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5600 boolean vector has a proper number of elements.
5601 (supportable_narrowing_operation): Likewise.
5603 2016-03-18 Tom de Vries <tom@codesourcery.com>
5606 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5608 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5610 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5611 instead of replace_rtx for DEBUG_INSNs.
5613 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5615 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5616 load type reservations.
5618 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5621 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5622 define_constraint for "Q" and "T" constraints.
5624 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5626 Tweak the pipeline model for Exynos M1
5628 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5631 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5634 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5635 where one or both locations aren't within a line_map.
5637 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5640 * opts.c (finish_options): Don't set flag_pie to the default if
5641 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5644 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5646 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5647 true as ALL_REGS argument to replace_rtx.
5649 2016-03-17 Richard Biener <rguenther@suse.de>
5652 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5655 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5658 * rtl.h (replace_rtx): Add ALL_REGS argument.
5659 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5660 equality and assert mode is the same, instead of just rtx pointer
5662 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5663 true as ALL_REGS argument to replace_rtx.
5665 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5667 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5668 for boolean vector with vector mode only.
5669 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5671 2016-03-17 Nick Clifton <nickc@redhat.com>
5674 * config/rx/rx.c (rx_print_integer): Print negative constants in
5677 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5680 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5682 2016-03-16 Richard Henderson <rth@redhat.com>
5683 Richard Biener <rguenth@suse.de>
5688 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5689 first operand as is_gimple_condexpr.
5694 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5695 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5696 Do not gimplify the result.
5697 (do_unop): Adjust call to tree_vec_extract.
5698 (do_binop): Likewise.
5699 (do_compare): Likewise.
5700 (do_plus_minus): Likewise.
5701 (do_negate): Likewise.
5702 (expand_vector_condition): Likewise.
5703 (do_cond): Likewise.
5705 2016-03-16 Richard Henderson <rth@redhat.com>
5708 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5709 (aarch64_classify_address): Use it.
5710 (aarch64_legitimize_address): Force all subexpressions of PLUS
5711 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5713 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5714 Richard Biener <rguenth@suse.de>
5717 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5718 return to even if only REGNO is equal, and assert
5721 2016-03-11 Jeff Law <law@redhat.com>
5723 PR rtl-optimization/70224
5724 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5726 2016-03-16 Richard Henderson <rth@redhat.com>
5729 * function.h (struct function): Add has_forced_label_in_static.
5730 * gimplify.c (force_labels_r): Set it.
5731 * lto-streamer-in.c (input_struct_function_base): Read it.
5732 * lto-streamer-out.c (output_struct_function_base): Write it.
5733 * tree-inline.c (has_label_address_in_static_1): Remove.
5734 (copy_forbidden): Remove fndecl parameter; test
5735 has_forced_label_in_static.
5736 (inline_forbidden_p): Update call to copy_forbidden.
5737 (tree_versionable_function_p): Likewise.
5738 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5739 (chkp_versioning): Likewise.
5740 * tree-inline.h (copy_forbidden): Update decl.
5742 2016-03-16 Marek Polacek <polacek@redhat.com>
5745 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5746 function being thunked if the result type doesn't have fixed size.
5747 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5748 doesn't have fixed size.
5750 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5752 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5753 reporting malformed loop nest.
5755 2016-03-16 Tom de Vries <tom@codesourcery.com>
5758 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5759 nodes.length () == 1 test to before first nodes[0] access.
5761 2016-03-16 Tom de Vries <tom@codesourcery.com>
5763 PR tree-optimization/68715
5764 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5767 2016-03-16 Tom de Vries <tom@codesourcery.com>
5769 PR tree-optimization/68809
5770 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5773 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5774 Sandra Loosemore <sandra@codesourcery.com>
5776 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5777 on leaf attribute. Mention ELF interposition problems.
5779 2016-03-16 Alan Modra <amodra@gmail.com>
5781 PR rtl-optimization/69195
5782 PR rtl-optimization/47992
5783 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5786 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5789 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5791 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5793 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5795 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5797 PR rtl-optimization/70222
5798 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5799 optimization if mode is different from result_mode, queue up masking
5800 of the result in outer_op. Formatting fix.
5803 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5806 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5808 PR rtl-optimization/69032
5809 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5810 looping backwards over basic block insns.
5812 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5815 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5816 to non-speculative when propagating trap bits.
5818 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5820 PR rtl-optimization/63384
5821 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5824 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5827 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5828 factored out from ...
5829 (sched_analyze_insn): ... here.
5830 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5831 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5832 get_implicit_reg_pending_clobbers in it.
5833 (setup_id_reg_sets): Use setup_id_implicit_regs.
5834 (deps_init_id): Ditto.
5836 2016-03-15 Tom de Vries <tom@codesourcery.com>
5839 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5841 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5842 execute_function_dump.
5843 (execute_one_pass): Don't dump function if it will be dumped after ipa
5846 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5848 * genrecog.c (match_pattern_2): If pred is NULL don't call
5849 safe_predicate_mode on it.
5851 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5854 * lra-constraints.c (delete_move_and_clobber): Change assertion
5855 to also allow dregno == 0.
5857 2016-03-14 Richard Henderson <rth@redhat.com>
5860 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5861 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5862 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5863 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5866 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5869 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5871 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5873 * lra-constraints.c (split_reg): For hard regs, try to find the
5874 biggest single-register mode used in the function.
5876 2016-03-14 Richard Biener <rguenther@suse.de>
5878 PR tree-optimization/56365
5879 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5880 constants to compare against.
5882 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5885 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5886 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5887 (define_split for the GPR case): Use int_reg_operand instead of
5888 gpc_reg_operand for the output.
5890 2016-03-14 Tom de Vries <tom@codesourcery.com>
5892 PR tree-optimization/70045
5893 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5894 create_empty_if_region_on_edge argument.
5896 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5898 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5899 (STACK_CHECK_PROTECT): Likewise.
5900 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5901 (STACK_CHECK_PROTECT): Likewise.
5902 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5903 (STACK_CHECK_PROTECT): Likewise.
5904 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5905 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5906 (STACK_CHECK_PROTECT): Likewise.
5908 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5910 PR rtl-optimization/69307
5911 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5912 registers in modes that span more than one register.
5914 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5917 * lra-constraints.c (delete_move_and_clobber): New.
5918 (remove_inheritance_pseudos): Use it.
5920 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5923 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5924 the libcall is LCT_THROW.
5925 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5926 for the checking routine.
5928 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5931 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5932 optimization if we have direct move.
5933 (roundu32<mode>2_fprs): Likewise.
5935 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5938 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5940 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5941 Arguments swapped. All callers changed. Take reg_renumber into
5942 account, and Calculate and compare register ranges for hard regs.
5944 2016-03-11 Jeff Law <law@redhat.com>
5946 PR tree-optimization/70190
5947 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5948 Handle cases where we can not extract the taken edge, even though we
5949 found a constant value.
5951 PR tree-optimization/64058
5952 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5953 (num_coalesce_pairs): Move up earlier in file.
5954 (find_coalesce_pair): Initialize the INDEX field for each pair
5956 (compare_pairs): No longer sort on the elements in each pair.
5957 Instead break ties with the index of the coalesce pair.
5959 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5962 * config/aarch64/aarch64-protos.h
5963 (aarch64_save_restore_target_globals): New prototype.
5964 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5965 Call the above when popping pragma.
5966 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5968 (aarch64_set_current_function): Rewrite using the above.
5970 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5972 PR tree-optimization/70177
5973 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5974 (extract_ops_from_tree): ... this. In the 2 argument
5975 overload remove _1 suffix.
5976 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5977 (extract_ops_from_tree): ... this.
5978 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5980 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5981 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5982 extract_ops_from_tree instead of 2 operand one.
5984 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5986 PR tree-optimization/70013
5987 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5988 for constant-pool entries.
5990 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5992 PR rtl-optimization/70174
5993 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5994 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5996 PR tree-optimization/70169
5997 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5998 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6001 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6002 Jakub Jelinek <jakub@redhat.com>
6005 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6006 of uninitialized values.
6008 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6010 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6012 ("*trunctddd2"): New pattern definition.
6013 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6016 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6018 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6019 definitions for BFP and DFP rounding modes.
6020 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6021 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6022 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6023 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6026 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6028 * config/s390/constraints.md: Adjust comment.
6029 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6030 s390_decompose_addrstyle_without_index.
6031 * config/s390/predicates.md (shift_count_or_setmem_operand):
6032 Rename to setmem_operand.
6033 * config/s390/s390-protos.h
6034 (s390_decompose_shift_count): Rename to
6035 s390_decompose_addrstyle_without_index.
6036 * config/s390/s390.c (s390_decompose_shift_count)
6037 (s390_mem_constraint, print_shift_count_operand)
6038 (print_operand_address, print_operand): Rename
6039 s390_decompose_shift_count to
6040 s390_decompose_addrstyle_without_index and rename
6041 print_shift_count_operand to print_addrstyle_operand troughout the
6043 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6044 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6045 Rename shift_count_or_setmem_operand to setmem_operand.
6046 * config/s390/vx-builtins.md ("vec_insert<mode>")
6047 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6050 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6053 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6054 Handle overlapping retval and newval.
6056 2016-03-10 Nick Clifton <nickc@redhat.com>
6059 * config/aarch64/aarch64.c
6060 (aarch64_override_options_after_change_1): When forcing
6061 flag_omit_frame_pointer to be true, use a special value that can
6062 be detected if this function is called again, thus preventing
6063 flag_omit_leaf_frame_pointer from being forced to be false.
6065 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6067 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6068 Set x_flag_omit_leaf_frame_pointer when handling
6069 -momit-leaf-frame-pointer.
6071 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6074 * cgraph.c (cgraph_node::dump): Dump split_part and
6075 indirect_call_target.
6076 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6077 * ipa.c (has_addr_references_p): Cleanup.
6078 (is_indirect_call_target_p): New.
6079 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6080 called indirectly as local.
6081 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6083 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6086 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6087 on cxa_pure_virtual.
6089 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6092 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6094 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6097 * tree.c (need_assembler_name_p): Only record main variant type names.
6099 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6102 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6103 Always define to 0 or 1.
6104 (TARGET_FIX_ERR_A53_843419): New macro.
6105 * config/aarch64/aarch64-elf-raw.h
6106 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6107 * config/aarch64/aarch64-linux.h: Likewise.
6108 * config/aarch64/aarch64.c
6109 (aarch64_override_options_after_change_1): Do not default
6110 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6112 (aarch64_attributes): Handle fix-cortex-a53-843419.
6113 (aarch64_can_inline_p): Likewise.
6114 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6116 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6117 Jakub Jelinek <jakub@redhat.com>
6119 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6120 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6121 DECL_COMMONS if flag_unconstrained_commons is set.
6122 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6123 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6124 (funconstrained-commons): Document.
6126 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6128 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6129 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6131 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6133 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6134 has a proper number of elements.
6136 2016-03-10 Alan Modra <amodra@gmail.com>
6138 PR rtl-optimization/69195
6139 PR rtl-optimization/47992
6140 * ira.c (recorded_label_ref): Delete.
6141 (update_equiv_regs): Return void.
6142 (indirect_jump_optimize): New function.
6143 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6144 before regstat_compute_ri. Don't rebuild_jump_labels here.
6145 Delete update_regstat.
6147 2016-03-10 Richard Biener <rguenther@suse.de>
6149 PR tree-optimization/70128
6150 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6151 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6153 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6155 PR tree-optimization/70152
6156 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6157 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6160 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6161 instead of gen_sse2_loadlpd.
6162 * config/i386/sse.md (*vec_concatv2df): Rename to...
6163 (vec_concatv2df): ... this.
6165 PR tree-optimization/70127
6166 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6168 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6172 * diagnostic-show-locus.c (compatible_locations_p): New function.
6173 (layout::layout): Sanitize ranges using compatible_locations_p.
6175 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6179 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6180 location_range param with three const expanded_locations * and a
6182 (layout::layout): Replace call to
6183 rich_location::lazily_expand_location with get_expanded_location.
6184 Extract the range and perform location expansion here, passing
6185 the results to the layout_range ctor.
6186 * diagnostic.c (source_range::debug): Delete.
6187 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6188 of rich_location::get_expanded_location.
6189 * gcc-rich-location.c (get_range_for_expr): Delete.
6190 (gcc_rich_location::add_expr): Reimplement to avoid the
6191 rich_location::add_range overload that took a location_range,
6192 passing a location_t instead.
6194 2016-03-09 Richard Biener <rguenther@suse.de>
6195 Jakub Jelinek <jakub@redhat.com>
6197 PR tree-optimization/70138
6198 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6199 Also skip vect_double_reduction_def.
6201 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6204 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6205 if the operand is "m".
6207 2016-03-09 Nathan Sidwell <nathan@acm.org>
6209 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6211 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6213 * config/i386/i386.c (processor_target_table): Fix cost table
6214 intialization order for znver1.
6216 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6218 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6219 - becuase -> because.
6220 * ipa-reference.c (ignore_module_statics): Likewise.
6221 * cgraph.c (cgraph_node::get_body): Likewise.
6222 * ipa-inline.c (early_inliner): Likewise.
6223 * ipa-devirt.c (types_same_for_odr): Likewise.
6224 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6225 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6227 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6229 * tree-ssa-math-opts.c: Fix typo in comment.
6231 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6234 * config/i386/i386.c (scalar_chain::make_vector_copies,
6235 scalar_chain::convert_reg): Call end_sequence in between
6236 get_insns and emit_conversion_insns rather than after both
6239 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6242 * config/i386/i386.h (machine_function): Add
6243 pc_thunk_call_expanded flag.
6244 (ix86_pc_thunk_call_expanded): New define.
6245 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6246 (*set_got): Rename insn pattern from set_got.
6247 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6248 * config/i386/i386.c (ix86_compute_frame_layout): Use
6249 ix86_pc_thunk_call_expanded to prevent red-zone.
6251 2016-03-07 Martin Jambor <mjambor@suse.cz>
6253 * hsa.h (hsa_get_ctor_statements): Declare.
6254 (hsa_get_dtor_statements): Likewise.
6255 (hsa_get_kernel_dispatch_type): Likewise.
6256 * hsa.c (hsa_get_ctor_statements): New function.
6257 (hsa_get_dtor_statements): Likewise.
6258 (hsa_get_kernel_dispatch_type): Likewise.
6259 * hsa-brig.c (hsa_cdtor_statements): Removed.
6260 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6261 hsa_get_dtor_statements.
6262 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6263 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6265 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6267 * config/arm/arm-cores.def (cortex-r8): New.
6268 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6269 * config/arm/arm-tune.md: Likewise.
6270 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6272 2016-03-07 Martin Sebor <msebor@redhat.com>
6274 PR rtl-optimization/19705
6275 * doc/invoke.texi (Options That Control Optimization): Clarify
6276 -fno-branch-count-reg.
6278 2016-02-26 Richard Biener <rguenther@suse.de>
6279 Jeff Law <law@redhat.com>
6281 PR tree-optimization/69740
6282 * cfghooks.c (remove_edge): Request loop fixups if we delete
6283 an edge that might turn an irreducible loop into a natural
6285 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6286 Move after definition of loops_state_clear.
6288 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6290 PR rtl-optimization/69052
6291 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6294 2016-03-07 Tom de Vries <tom@codesourcery.com>
6296 PR tree-optimization/70116
6297 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6298 is_tm_ending stmts and ubsan/asan internal functions.
6299 (find_duplicate): Use it. Don't test is_tm_ending here.
6301 2016-03-07 Richard Biener <rguenther@suse.de>
6303 PR tree-optimization/70115
6304 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6305 (propagate_constants_for_unrolling): Use replace_uses_by.
6307 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6310 * omp-low.c (struct oacc_loop): Add ifns.
6311 (new_oacc_loop_raw): Initialize it.
6312 (finish_oacc_loop): Clear mask & flags if no ifns.
6313 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6314 (oacc_loop_xform_loop): Add ifns arg & adjust.
6315 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6317 2016-03-07 Richard Henderson <rth@redhat.com>
6320 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6321 (insert_value_copy_on_edge): Likewise.
6323 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6325 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6327 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6330 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6332 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6334 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6336 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6338 Fix sseimul type attribute.
6339 * config/i386/znver1.md
6340 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6341 znver1_sseimul_avx256_load) : Fix the type attribute.
6342 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6343 pipe usage and latency.
6345 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6348 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6349 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6352 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6355 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6357 PR rtl-optimization/69941
6358 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6359 the reg share its mode.
6361 2016-03-04 Jeff Law <law@redhat.com>
6363 PR tree-optimization/69196
6364 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6365 If the both SSA_NAMEs are anonymous, then consider them unassociated
6366 and include the PHI in the statement count.
6368 2016-03-05 Tom de Vries <tom@codesourcery.com>
6370 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6371 construct in oacc routine. Check for oacc region in oacc routine.
6373 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6376 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6377 2016-02-22 changes, instead don't recurse if RECUR is already true.
6378 Don't change *dynamic_check if RECUR. Adjust recursive caller
6379 to pass true to the new argument.
6380 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6383 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6384 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6386 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6388 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6390 PR rtl-optimization/57676
6391 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6394 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6396 * tree-vect-patterns.c (search_type_for_mask): Handle
6397 comparison of booleans.
6399 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6401 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6405 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6406 all other ops that have dw_val_class_die_ref operands,
6407 and DW_OP_GNU_entry_value.
6409 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6411 PR rtl-optimization/69904
6412 * config/arm/arm.c (arm_cannot_copy_insn_p):
6413 Return true for load-exclusive instructions.
6415 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6418 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6419 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6420 the pattern no matter if it is used just by non-pattern, pattern
6422 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6423 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6424 oprnd1 def_stmt is in pattern, don't look through it.
6426 2016-03-03 Marek Polacek <polacek@redhat.com>
6429 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6431 2016-03-03 Martin Liska <mliska@suse.cz>
6433 PR tree-optimization/70043
6434 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6435 previous statement if we see a debug statement.
6437 2016-03-03 Richard Biener <rguenther@suse.de>
6439 PR tree-optimization/55936
6440 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6441 parameter and guard unsafe equivalence use.
6442 (vrp_evaluate_conditional_warnv_with_ops): Always use
6443 safe equivalences but not via the quadratic compare_names
6446 2016-03-03 Michael Collison <michael.collison@linaro.org>
6449 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6450 for operand 1 to s_register_operand. Change predicate for operand
6451 2 to arm_not_immediate_operand.
6453 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6455 * doc/tm.texi: Regenerated.
6457 2016-03-02 Richard Henderson <rth@redhat.com>
6460 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6461 simplification when all args are positive non-fixed registers.
6463 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6465 * target.def (lra_p): Specify that new ports should use LRA.
6467 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6470 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6471 gimplify_type_sizes the type they refer to.
6472 (omp_notice_variable): Handle reference vars to VLAs.
6473 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6474 reference to VLA decls in the second pass instead of first pass.
6476 2016-03-02 Tom de Vries <tom@codesourcery.com>
6478 PR tree-optimization/68659
6479 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6480 new_expr == NULL_TREE.
6481 (get_new_name): Handle ADDR_EXPR.
6483 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6485 PR rtl-optimization/69052
6486 * loop-invariant.c (canonicalize_address): New function.
6487 (inv_can_prop_to_addr_use): Check validity of address expression
6488 which is canonicalized by above function.
6490 2016-03-02 Alan Modra <amodra@gmail.com>
6493 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6496 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6499 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6500 (*movhi_internal): Put mask moves from and to memory separately
6501 from moves from/to GPRs.
6503 2016-03-02 Richard Biener <rguenther@suse.de>
6505 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6506 GENERIC expressions in GIMPLE.
6508 2016-03-02 Richard Biener <rguenther@suse.de>
6510 * config/i386/i386.c (type_natural_mode): Fix typo.
6512 2016-03-02 Nick Clifton <nickc@redhat.com>
6514 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6516 2016-03-02 Richard Biener <rguenther@suse.de>
6517 Uros Bizjak <ubizjak@gmail.com>
6520 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6522 2016-03-02 Richard Biener <rguenther@suse.de>
6525 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6527 2016-03-02 Marek Polacek <polacek@redhat.com>
6530 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6531 "is promoted to" warning.
6533 2016-03-01 DJ Delorie <dj@redhat.com>
6535 * config.gcc: Deprecate mep-*.
6537 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6540 * lra-constraints.c (regno_val_use_in): New.
6541 (match_reload): Use it instead of regno_use_in.
6543 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6545 PR rtl-optimization/70007
6546 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6547 references present in REG_EQUAL notes attached to non-SET patterns.
6549 2016-03-01 Jeff Law <law@redhat.com>
6551 PR tree-optimization/69196
6552 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6553 Appropriately clamp the number of statements to copy when the
6554 thread path does not traverse a loop backedge.
6556 PR tree-optimization/69196
6557 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6558 Do count some PHIs in the thread path against the insn count. Decrease
6559 final statement count by one as the control statement in the last
6560 block will get removed. Remove special cased code for handling PHIs
6563 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6566 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6567 asm dialect alternatives to explicit GOTPCREL calls.
6569 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6572 * ira.c (do_reload): Issue warning for generic stack checking here...
6573 * reload1.c (reload): ...instead of here and streamline it.
6575 2016-03-01 Nick Clifton <nickc@redhat.com>
6577 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6579 2016-03-01 Richard Biener <rguenther@suse.de>
6581 PR tree-optimization/69983
6582 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6583 types and fall back to operand_equal_p.
6585 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6588 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6590 * config/s390/constraints.md ("jm8"): New constraint.
6591 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6593 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6595 ("*setmem_long<setmem_and>"): New pattern.
6596 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6598 ("*setmem_long_31z<setmem_and>"): New pattern.
6599 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6600 New substitution rules with the required attributes.
6603 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6606 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6608 * gensupport.c (process_substs_on_one_elem): Split loop to
6609 complete mark_operands_used_in_match_dup on all expressions in the
6611 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6612 and remove function.
6614 2016-03-01 Richard Biener <rguenther@suse.de>
6617 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6618 vector BIT_FIELD_REF extract.
6620 2016-03-01 Richard Biener <rguenther@suse.de>
6622 PR tree-optimization/69994
6623 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6625 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6627 PR tree-optimization/69956
6628 * tree-vect-stmts.c (supportable_widening_operation): Support
6629 multi-step conversion of boolean vectors.
6630 (supportable_narrowing_operation): Likewise.
6632 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6634 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6637 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6639 * config/s390/subst.md (DSI_VI): New mode iterator.
6640 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6641 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6642 the insn definition.
6643 ("*vec_set<mode>"): Change predicate and add alternative to
6644 support only either register or const_int operands as element
6646 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6648 ("vec_extract<mode>"): New expander.
6649 ("*vec_extract<mode>"): New insn definition supporting reg and
6650 const_int element selectors.
6651 ("*vec_extract<mode>_plus"): New insn definition supporting
6652 reg+const_int element selectors.
6653 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6654 following expander+insn definition.
6655 ("<vec_shifts_name><mode>3"): New expander.
6656 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6658 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6660 * config/s390/s390.md ("*tabort_1"): Change predicate to
6661 nonmemory_operand. Add a second alternative to cover
6662 register as well as const int operands.
6663 ("*tabort_1_plus"): New pattern definition.
6665 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6667 * config/s390/s390.md ("*ashrdi3_cc_31")
6668 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6669 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6670 Merge insn definitions into ...
6671 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6672 New pattern definition.
6673 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6674 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6675 ("*ashr<mode>3_and"): Merge insn definitions into ...
6676 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6677 New pattern definition.
6678 * config/s390/subst.md ("addr_style_op_cc_subst")
6679 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6680 substitutions patterns plus attributes.
6681 Add ashiftrt to SUBST iterator.
6683 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6685 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6686 op2 to nonmemory_operand.
6687 ("*<shift>di3_31", "*<shift>di3_31_and"):
6688 Merge into single pattern definition ...
6689 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6690 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6691 pattern definition ...
6692 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6693 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6696 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6698 * config/s390/predicates.md (const_int_6bitset_operand): New
6700 * config/s390/s390.md: Include subst.md.
6701 ("rotl<mode>3"): New expander.
6702 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6704 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6705 * config/s390/subst.md: New file.
6707 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6709 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6710 Remove RRR type. It doesn't really exist.
6711 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6713 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6714 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6715 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6716 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6717 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6718 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6719 `enabled' attribute.
6721 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6723 * gensupport.c (process_substs_on_one_elem): Split loop to
6724 complete mark_operands_used_in_match_dup on all expressions in the
6726 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6727 and remove function.
6729 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6732 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6733 (CEIL_NWORDS): ...this. Use CEIL macro.
6734 (compute_fp_layout): Adjust to above renaming.
6735 (function_arg_union_value): Likewise.
6736 (sparc_arg_partial_bytes): Likewise.
6737 (sparc_function_arg_advance): Likewise.
6739 2016-02-29 Jeff Law <law@redhat.com>
6741 PR tree-optimization/70005
6742 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6743 where an object with a boolean range is compared against a value
6746 PR tree-optimization/69999
6747 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6748 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6751 2016-02-29 Richard Biener <rguenther@suse.de>
6753 PR tree-optimization/69994
6754 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6755 (get_unary_op): Look through nop conversions.
6756 (ops_equal_values_p): New function, look for equality diregarding
6758 (eliminate_plus_minus_pair): Use ops_equal_values_p
6759 (repropagate_negates): Do not use get_unary_op here.
6761 2016-02-29 Martin Liska <mliska@suse.cz>
6763 * system.h: Poison ENABLE_CHECKING macro.
6765 2016-02-29 Martin Liska <mliska@suse.cz>
6767 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6768 is presented in dump flags.
6769 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6770 (hsa_regalloc): Likewise.
6772 2016-02-19 Richard Biener <rguenther@suse.de>
6774 PR tree-optimization/69980
6775 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6776 permutation of those we need to keep.
6778 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6781 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6782 (NWORDS_UP): ...this
6783 (init_cumulative_args): Minor tweaks.
6784 (sparc_promote_function_mode): Likewise.
6785 (scan_record_type): Delete.
6786 (traverse_record_type): New function template.
6787 (classify_data_t): New structure type.
6788 (classify_registers): New inline function.
6789 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6790 exhausted. Instantiate traverse_record_type on classify_registers and
6791 deal with the case of a structure passed in slot #15 with no FP field
6793 (assign_data_t): New structure type.
6794 (compute_int_layout): New static function.
6795 (compute_fp_layout): Likewise.
6796 (count_registers): New inline function.
6797 (assign_int_registers): New static function.
6798 (assign_fp_registers): Likewise.
6799 (assign_registers): New inline function.
6800 (function_arg_record_value_1): Delete.
6801 (function_arg_record_value_2): Likewise.
6802 (function_arg_record_value_3): Likewise.
6803 (function_arg_record_value): Adjust to above changes. Instantiate
6804 traverse_record_type on count_registers to first count the number of
6805 registers to be used and then on assign_registers to assign them.
6806 (function_arg_union_value): Adjust to above renaming.
6807 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6808 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6809 case of a structure passed in slot #15
6810 (sparc_function_arg_advance): Likewise.
6811 (function_arg_padding): Minor tweak.
6813 2016-02-29 Richard Biener <rguenther@suse.de>
6815 PR tree-optimization/69720
6816 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6817 the adjustment_def path for possibly vectorized defs.
6818 (vect_create_epilog_for_reduction): Handle vectorized initial
6821 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6823 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6825 2016-02-27 Jeff Law <law@redhat.com>
6828 2016-02-26 Richard Biener <rguenther@suse.de>
6829 Jeff Law <law@redhat.com>
6831 PR tree-optimization/69740
6832 * cfghooks.c (remove_edge): Request loop fixups if we delete
6833 an edge that might turn an irreducible loop into a natural
6836 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6838 PR rtl-optimization/69896
6839 * tree-vect-generic.c (get_compute_type): Avoid single element
6842 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6844 Rename the AArch64 tuning option and related functions to enable the
6845 Newton series for the reciprocal square root to reflect its
6846 approximative characteristic.
6848 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6849 function to "aarch64_emit_approx_rsqrt".
6850 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6851 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6852 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6853 (xgene1_tunings): Likewise.
6854 (use_rsqrt_p): Likewise.
6855 (aarch64_emit_swrsqrt): Use new function name.
6856 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6857 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6858 text explaining this option.
6859 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6861 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6864 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6865 complain about -mallow-movmisalign without -mvsx if
6866 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6868 2016-02-26 Joel Sherrill <joel@rtems.org>
6870 * config.gcc: Add x86_64-*-rtems*.
6871 * gcc/config/i386/rtems-64.h: New file.
6873 2016-02-26 Joel Sherrill <joel@rtems.org>
6875 * config.gcc: Add aarch64-*-rtems*.
6876 * gcc/config/aarch64/rtems.h: New file.
6878 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6881 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6882 shift amount using %h. Add comment.
6884 2016-02-26 Richard Biener <rguenther@suse.de>
6885 Jeff Law <law@redhat.com>
6887 PR tree-optimization/69740
6888 * cfghooks.c (remove_edge): Request loop fixups if we delete
6889 an edge that might turn an irreducible loop into a natural
6892 2016-02-26 Martin Jambor <mjambor@suse.cz>
6895 * tree-sra.c (sra_modify_assign): Do not remove loads of
6896 uninitialized aggregates to SSA_NAMEs.
6898 2016-02-26 Richard Henderson <rth@redhat.com>
6901 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6902 pseudo in case the target rtx matches the source of the left
6905 2016-02-26 Martin Jambor <mjambor@suse.cz>
6908 * hsa.h (hsa_type_packed_p): Declare.
6909 * hsa.c (hsa_type_packed_p): New function.
6910 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6912 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6913 * hsa-brig.c (emit_basic_insn): Likewise.
6915 2016-02-26 Martin Jambor <mjambor@suse.cz>
6918 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6920 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6922 2016-02-26 Martin Jambor <mjambor@suse.cz>
6924 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6925 hsa_op_with_type operands.
6926 (hsa_unsigned_type_for_type): Declare.
6927 * hsa.c (hsa_unsigned_type_for_type): New function.
6928 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6929 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6930 the finalizer. Do not emit extra move.
6932 2016-02-26 Martin Jambor <mjambor@suse.cz>
6934 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6935 atomic operations in private segment.
6937 2016-02-26 Martin Jambor <mjambor@suse.cz>
6939 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6940 statements to wi->info. Also disallow omp simd constructs.
6941 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6942 for not gridifying. Dump special string for omp_for.
6944 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6947 * config/aarch64/aarch64.c (aarch64_set_current_function):
6948 Save/restore target globals when switching to
6949 target_option_default_node.
6951 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6954 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6955 Return 0 if !SHIFT_COUNT_TRUNCATED.
6957 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6958 Eric Botcazou <ebotcazou@adacore.com>
6960 PR rtl-optimization/69891
6961 * dse.c (scan_insn): If we can't figure out memset arguments
6962 or they are non-constant, call clear_rhs_from_active_local_stores.
6964 2016-02-26 Martin Liska <mliska@suse.cz>
6966 * doc/extend.texi: Mention clog10, clog10f an clog10l
6967 in Builtins section.
6969 2016-02-26 Martin Liska <mliska@suse.cz>
6971 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6973 (resolve_args_picking_1): Likewise.
6974 * dwarf2out.h (struct GTY): Likewise.
6976 2016-02-26 Martin Liska <mliska@suse.cz>
6978 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6980 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6982 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6983 Martin Liska <mliska@suse.cz>
6985 * doc/install.texi: Mention --enable-valgrind-annotations.
6987 2016-02-26 Richard Biener <rguenther@suse.de>
6989 PR tree-optimization/69551
6990 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6991 looking through aliases adjust DECL_PT_UID to refer to the
6992 ultimate alias target.
6994 2016-02-25 Martin Liska <mliska@suse.cz>
6997 * alloc-pool.c (after_memory_report): New variable.
6998 * alloc-pool.h (base_pool_allocator ::release): Do not use
6999 the infrastructure if after_memory_report.
7000 * toplev.c (toplev::main): Mark after memory report.
7002 2016-02-25 Richard Biener <rguenther@suse.de>
7004 PR tree-optimization/48795
7005 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7007 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7010 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7011 offloading is enabled and -fopenacc or -fopenmp is specified.
7012 (CRTOFFLOADEND): Likewise.
7013 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7014 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7015 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7016 (offload_objects_file_name): New static var.
7017 (tool_cleanup): Remove offload_objects_file_name file.
7018 (find_offloadbeginend): Replace with ...
7019 (find_crtoffloadtable): ... this.
7020 (run_gcc): Remove offload_argc and offload_argv.
7021 Get offload_objects_file_name from -foffload-objects=... option.
7022 Read names of object files with offload from this file, pass them to
7023 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7024 don't pass offloadbegin and offloadend to the linker. Don't pass
7025 offload non-LTO files to the linker, because now they're not claimed.
7027 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7030 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7031 on builtin_unreachable.
7033 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7035 PR rtl-optimization/69896
7036 * regcprop.c: Include cfgrtl.h.
7037 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7038 than remembered mode, either delete it (if noop_move_p), or
7039 treat like copy_p but not noop_p instruction.
7041 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7044 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7045 - allow NULL decl for Fortran DW_TAG_common_block variables.
7047 2016-02-24 Jason Merrill <jason@redhat.com>
7049 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7051 2016-02-24 Richard Biener <rguenther@suse.de>
7052 Jakub Jelinek <jakub@redhat.com>
7055 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7056 conditionally executed ops to well-defined overflow behavior.
7058 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7061 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7064 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7066 PR rtl-optimization/69886
7067 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7068 argument. Use it when checking validity of set instructions.
7069 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7070 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7072 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7073 * store-motion.c (find_moveable_store): Update
7074 can_assign_to_reg_without_clobbers_p callsite.
7076 2016-02-24 Richard Biener <rguenther@suse.de>
7079 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7081 (record_nonwrapping_iv): Do not fall back to the low/high bound
7082 for non-constant IV bases if the stmt is not always executed.
7084 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7086 * config/arm/arm-cores.def (cortex-a32): New entry.
7087 * config/arm/arm-tables.opt: Regenerate.
7088 * config/arm/arm-tune.md: Regenerate.
7089 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7090 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7091 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7092 for -mcpu and -mtune.
7094 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7097 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7098 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7099 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7100 (atomic_loaddi_1): Delete.
7101 (atomic_loaddi): Rewrite expander using the above changes.
7103 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7106 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7109 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7110 Richard Biener <rguenth@suse.de>
7113 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7114 set_mem_attributes if tem is SSA_NAME which got expanded
7117 2016-02-24 Richard Biener <rguenther@suse.de>
7119 PR tree-optimization/69907
7120 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7121 end of permutations for BB vectorization.
7123 2016-02-24 Christian Bruel <christian.bruel@st.com>
7125 * config/arm/arm-c.c (arm_option_override): Initialize
7126 target_option_current_node.
7127 * config/arm/arm.c (arm_pragma_target_parse): Replace
7128 build_target_option_node call by target_option_current_node.
7129 Set target_option_current_node.
7132 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7135 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7136 define_insn_and_split to define_insn.
7137 (zero_extendqi<mode>2_dot2): Same.
7138 (extendqi<mode>2_dot): Same.
7139 (extendqi<mode>2_dot2): Same.
7141 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7143 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7144 and add bypass for AES{D,E} and AESMC pairs.
7145 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7148 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7150 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7151 series for reciprocal square root in Exynos M1.
7153 2016-02-23 Martin Sebor <msebor@redhat.com>
7156 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7157 __builtin_alloca_with_align.
7159 2016-02-23 Richard Henderson <rth@redhat.com>
7161 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7162 (ix86_register_pragmas): Remove __seg_tls.
7163 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7164 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7165 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7166 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7167 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7168 * doc/extend.texi (__seg_tls): Remove item.
7170 2016-02-23 Richard Biener <rguenther@suse.de>
7172 * alloc-pool.h (struct allocation_object): Make id member
7173 conditional on CHECKING_P again.
7174 (get_instance): Adjust.
7175 (base_pool_allocator): Likewise.
7177 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7179 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7180 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7182 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7184 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7186 2016-02-23 Richard Biener <rguenther@suse.de>
7188 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7189 * bitmap.h (struct bitmap_usage): Likewise.
7190 (bitmap_move): Declare.
7191 * bitmap.c (register_overhead): Take size_t argument.
7192 (bitmap_move): New function.
7193 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7194 to properly account overhead.
7195 * tree.c (free_node): Use tree_size.
7197 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7200 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7201 when inverting comparison.
7204 * common.opt (Wunreachable-code): Add Warning flag.
7206 2016-02-23 Mark Wielaard <mjw@redhat.com>
7207 Jakub Jelinek <jakub@redhat.com>
7210 * cgraphunit.c (check_global_declaration): Check main_input_filename
7211 and DECL_SOURCE_FILE are not NULL.
7213 2016-02-23 Martin Jambor <mjambor@suse.cz>
7215 PR tree-optimization/69666
7216 * tree-sra.c (sra_modify_assign): Do not attempt to create
7217 default_def replacements for unscalarizable regions.
7219 2016-02-20 Mark Wielaard <mjw@redhat.com>
7222 * cgraphunit.c (check_global_declaration): Check level of
7223 warn_unused_const_variable and main_input_filename.
7224 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7225 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7226 (-Wunused-const-variable): Explain levels 1 and 2.
7228 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7231 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7232 identical arguments. Formatting and spelling fixes.
7235 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7240 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7241 and m68k-devices.def.
7242 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7243 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7245 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7247 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7248 and HImode registers.
7250 2016-02-22 Richard Biener <rguenther@suse.de>
7252 PR tree-optimization/69882
7253 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7254 preserve permutations present because of gaps.
7255 (vect_supported_load_permutation_p): Always continue checking
7256 permutations after vect_attempt_slp_rearrange_stmts.
7258 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7260 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7261 min_profitable_estimate, rather than min_profitable_iters.
7263 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7266 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7267 SImode for last match_operand.
7269 2016-02-22 Martin Liska <mliska@suse.cz>
7271 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7272 return bitsize - 1 as the return value.
7274 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7278 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7279 Handle negative shift counts.
7280 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7281 force_reg on the shift constant.
7282 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7283 (lshrsi3_d): Handle negative shift counts.
7285 2016-02-22 Richard Biener <rguenther@suse.de>
7286 Tom de Vries <tom@codesourcery.com>
7288 * graph.c: Include dumpfile.h.
7289 (print_graph_cfg): Split into three overloads.
7290 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7292 2016-02-22 Tom de Vries <tom@codesourcery.com>
7294 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7297 2016-02-22 Richard Biener <rguenther@suse.de>
7300 * ipa-inline-transform.c (inline_call): When not updating
7301 overall summaries adjust self size by the growth estimate.
7302 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7303 hash-set, do not update overall summaries here. Renamed from ...
7304 (inline_to_all_callers): ... this which is now wrapping the
7305 above and performing delayed overall summary update.
7306 (early_inline_small_functions): Delay updating of the overall
7309 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7311 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7314 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7317 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7318 :%* in %:gt() argument.
7319 (greater_than_spec_func): Adjust for expecting only numbers,
7320 if there are more than two numbers, compare the last two.
7322 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7324 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7325 -Wnarrowing with -std.
7327 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7330 * expr.c (store_field): Don't use bit-field path if exp is
7331 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7332 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7333 and the assignment can be performed by bitwise copy. Formatting
7337 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7338 call copy_reg_eh_region_note_forward on before and/or after sequences
7339 and remove note from insn if it no longer can throw.
7342 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7345 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7347 * config/s390/vector.md: Add missing commutative operand markers
7348 to the patterns which qualify for one.
7349 * config/s390/vx-builtins.md: Likewise.
7351 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7353 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7354 types to mode iterators.
7355 (vec_double): ... and mode attribute.
7356 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7358 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7360 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7361 Change the predicate of op2 from nonimmediate to general and let
7362 reload fix it if necessary.
7364 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7366 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7368 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7370 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7373 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7375 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7376 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7377 * config/s390/s390.md ("movstr<P:mode>"): Call
7378 s390_expand_vec_movstr.
7380 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7382 * config/s390/s390.md: Add missing output modifier for operand 1
7383 to print it as address properly.
7385 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7387 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7388 * config/s390/2964.md: New file.
7389 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7390 of insn grouping attributes depending on the CPU level.
7391 (s390_get_unit_mask): New function.
7392 (s390_sched_score): Remove the OOO from the scheduling macros.
7393 Add loop to calculate a score for the instruction mix.
7394 (s390_sched_reorder): Likewise plus improve debug output.
7395 (s390_sched_variable_issue): Rename macros as above. Calculate
7396 the unit distances after actually scheduling an insn. Improve
7398 (s390_sched_init): Clear last_scheduled_unit_distance array.
7399 * config/s390/s390.md: Include 2964.md.
7401 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7404 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7405 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7406 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7407 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7408 *avx512f_<code>v8div16qi2_mask_1): New insns.
7410 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7413 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7416 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7417 earlyclobber from target. Use wF constraint for fused memory
7419 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7421 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7422 Martin Liska <mliska@suse.cz>
7425 * cfgexpand.c (asan_sanitize_stack_p): New function.
7426 (partition_stack_vars): Use the function.
7427 (expand_stack_vars): Likewise.
7428 (defer_stack_allocation): Likewise.
7429 (expand_used_vars): Likewise.
7431 2016-02-18 Richard Biener <rguenther@suse.de>
7434 * fold-const.c (operand_equal_p): Properly compare offsets for
7435 IMAGPART_EXPR and ARRAY_REF.
7437 2016-02-18 Nick Clifton <nickc@redhat.com>
7441 * config/arm/arm.c (arm_option_override_internal): Disable
7442 interworking if the target does not support thumb instructions.
7443 (arm_reload_in_hi): Handle the case where a register to register
7444 move needs reloading because there is no simple pattern to handle
7446 (arm_reload_out_hi): Likewise.
7448 2016-02-18 Richard Biener <rguenther@suse.de>
7451 * match.pd: Don't use fold_binary or fold_unary for folding
7454 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7457 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7458 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7459 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7460 warn on gimple_no_warning_p statements.
7462 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7464 * doc/extend.texi (C++ Attributes): Correct description of
7465 warn_unused type attribute.
7467 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7469 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7470 correct instruction.
7472 2016-02-17 Richard Biener <rguenther@suse.de>
7474 PR rtl-optimization/69609
7475 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7476 (find_traces_1_round): When ending a trace update cached priority
7478 (bb_to_key): Use cached priority when available.
7479 (copy_bb): Initialize cached priority.
7480 (reorder_basic_blocks_software_trace_cache): Likewise.
7482 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7485 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7487 (aarch64_comparison_operator): Break overly long line into two.
7488 (aarch64_comparison_operation): Likewise.
7489 * config/aarch64/aarch64.md (cstorecc4): Use
7490 aarch64_comparison_operator_mode instead of
7491 aarch64_comparison_operator.
7492 (cstore<mode>4): Likewise.
7493 (aarch64_cstore<mode>): Likewise.
7494 (*cstoresi_insn_uxtw): Likewise.
7495 (cstore<mode>_neg): Likewise.
7496 (*cstoresi_neg_uxtw): Likewise.
7498 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7501 * config/arm/predicates.md (arm_comparison_operator_mode):
7503 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7504 instead of arm_comparison_operator.
7505 (*mov_negscc): Likewise.
7506 (*mov_notscc): Likewise.
7507 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7508 (*thumb2_mov_negscc): Likewise.
7509 (*thumb2_mov_negscc_strict_it): Likewise.
7510 (*thumb2_mov_notscc): Likewise.
7511 (*thumb2_mov_notscc_strict_it): Likewise.
7513 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7515 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7518 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7520 * config/visium/visium.c (machine_libfunc_index): New enum.
7521 (machine_libfuncs): New structure.
7522 (visium_libfuncs): New static variable.
7523 (TARGET_INIT_LIBFUNCS): Define to...
7524 (visium_init_libfuncs): ...this. New function.
7525 (expand_block_move_4): Use the appropriate libfunc.
7526 (expand_block_move_2): Likewise.
7527 (expand_block_move_1): Likewise.
7528 (expand_block_set_4): Likewise.
7529 (expand_block_set_2): Likewise.
7530 (expand_block_set_1): Likewise.
7531 (visium_trampoline_init): Likewise.
7533 2016-02-17 Nick Clifton <nickc@redhat.com>
7535 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7536 TI's devices.csv file as of March 2016.
7538 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7541 * opts-global.c (handle_common_deferred_options): Introduce and
7542 initialize two global variables to remember command-line options
7543 specifying a stack-limiting register.
7544 * opts.h: Add extern declarations of the two new global variables.
7545 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7546 variable based on the values of the two new global variables.
7548 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7551 * common.opt (Wnonnull-compare): New warning.
7552 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7553 of arguments against NULL.
7554 (-Wnonnull-compare): Document.
7555 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7556 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7557 * passes.def (pass_warn_nonnull_compare): Add.
7558 * gimple-ssa-nonnull-compare.c: New file.
7560 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7562 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7563 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7565 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7567 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7568 reciprocal sqrt for -mlow-precision-recip-sqrt.
7570 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7571 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7573 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7574 always use lane loads to construct non-constant vectors.
7576 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7578 * config/aarch64/aarch64.md
7579 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7580 constraints for operand 3.
7581 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7583 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7584 Richard Biener <rguenther@suse.de>
7586 PR tree-optimization/69820
7587 * tree-vect-patterns.c (type_conversion_p): Return false if
7588 *orig_type is unsigned single precision or boolean.
7589 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7592 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7594 PR rtl-optimization/69764
7595 PR rtl-optimization/69771
7596 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7597 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7599 2016-02-16 Richard Biener <rguenther@suse.de>
7601 PR tree-optimization/69776
7602 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7604 (indirect_refs_may_alias_p): Likewise.
7605 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7606 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7607 according to tbaa_p.
7608 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7609 (optimize_stmt): For redundant store discovery do not allow tbaa.
7611 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7613 PR tree-optimization/69714
7614 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7615 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7617 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7619 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7620 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7621 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7622 * config/arc/arc.c (arc_init): Check FPU options.
7623 (get_arc_condition_code): Handle new CC_FPU* modes.
7624 (arc_select_cc_mode): Likewise.
7625 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7626 register pair only. Allow access for ARCv2 accumulator.
7627 (gen_compare_reg): Whenever we have FPU support use FPU compare
7629 (arc_reorg): Don't generate brcc insns when FPU compare
7630 instructions are involved.
7631 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7632 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7633 floating point emulation.
7634 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7635 (REVERSE_CONDITION): Add new CC_FPU* modes.
7636 (TARGET_FP_SP_BASE): Define.
7637 (TARGET_FP_DP_BASE): Likewise.
7638 (TARGET_FP_SP_FUSED): Likewise.
7639 (TARGET_FP_DP_FUSED): Likewise.
7640 (TARGET_FP_SP_CONV): Likewise.
7641 (TARGET_FP_DP_CONV): Likewise.
7642 (TARGET_FP_SP_SQRT): Likewise.
7643 (TARGET_FP_DP_SQRT): Likewise.
7644 (TARGET_FP_DP_AX): Likewise.
7645 * config/arc/arc.md (ARCV2_ACC): New constant.
7646 (type): New fpu type attribute.
7647 (SDF): Conditional iterator.
7648 (cstore<mode>, cbranch<mode>): Change expand condition.
7649 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7650 handles FPU/FPX cases as well.
7651 * config/arc/arc.opt (mfpu): New option.
7652 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7654 (adddf3, muldf3, subdf3): Removed.
7655 * config/arc/predicates.md (proper_comparison_operator): Recognize
7657 * config/arc/fpu.md: New file.
7658 * doc/invoke.texi (ARC Options): Document mfpu option.
7660 2016-02-16 Richard Biener <rguenther@suse.de>
7662 PR rtl-optimization/69291
7663 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7664 noce_operand_ok check.
7666 2016-02-16 Tom de Vries <tom@codesourcery.com>
7669 * omp-low.c (simd_clone_create): Remove call to
7670 symtab->call_cgraph_insertion_hooks.
7672 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7674 PR tree-optimization/69802
7675 * tree-ssa-reassoc.c (update_range_test): If op is
7676 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7677 op == 1 test of precision 1 integral op, otherwise handle
7678 that case as op itself. Fix up formatting.
7679 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7682 2016-02-16 Richard Biener <rguenther@suse.de>
7684 PR tree-optimization/69586
7685 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7686 types for conversion sources.
7688 2016-02-16 Richard Biener <rguenther@suse.de>
7691 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7692 mask OEP_ADDRESS_OF.
7694 2016-02-16 Alan Modra <amodra@gmail.com>
7697 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7698 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7699 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7701 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7702 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7703 (p8_fmrgow_<mode>): Likewise.
7704 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7706 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7707 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7708 to use movdi_internal64. Remove op0_di.
7709 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7711 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7713 Add support for the FCCMP insn types
7715 * config/aarch64/aarch64.md (fccmp): Change insn type.
7717 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7718 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7719 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7720 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7721 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7722 * config/arm/types.md (fccmps): Add new insn type.
7725 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7727 * alias.c (get_alias_set): Fix a typo in comment.
7729 2016-02-15 Richard Biener <rguenther@suse.de>
7731 PR tree-optimization/69595
7732 * match.pd: Complete range test simplification to true.
7734 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7736 PR rtl-optimization/69648
7737 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7738 pic_offset_table_rtx.
7740 PR rtl-optimization/69752
7741 * ira.c (update_equiv_regs): When looking for more than a single SET,
7742 also take other side effects into account.
7744 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7746 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7747 for z900+ CPUs in 31-bit mode.
7749 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7751 * common/config/s390/s390-common.c (s390_supports_split_stack):
7753 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7754 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7755 * config/s390/s390.c (struct machine_function): New field
7756 split_stack_varargs_pointer.
7757 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7758 in s390_emit_prologue.
7759 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7761 (morestack_ref): New global.
7762 (SPLIT_STACK_AVAILABLE): New macro.
7763 (s390_expand_split_stack_prologue): New function.
7764 (s390_live_on_entry): New function.
7765 (s390_va_start): Use split-stack vararg pointer if appropriate.
7766 (s390_asm_file_end): Emit the split-stack note sections.
7767 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7768 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7769 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7770 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7771 (split_stack_prologue): New expand.
7772 (split_stack_space_check): New expand.
7773 (split_stack_data): New insn.
7774 (split_stack_call): New expand.
7775 (split_stack_call_*): New insn.
7776 (split_stack_cond_call): New expand.
7777 (split_stack_cond_call_*): New insn.
7779 2016-02-15 Richard Biener <rguenther@suse.de>
7781 PR tree-optimization/69783
7782 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7783 Add trivially correct cases.
7785 2016-02-15 Tom de Vries <tom@codesourcery.com>
7788 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7790 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7792 2016-02-15 Richard Biener <rguenther@suse.de>
7794 PR tree-optimization/69776
7795 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7796 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7797 indicate whether we can use TBAA to disambiguate against stores.
7798 Use alias-set zero if not.
7799 (visit_reference_op_store): Do not use TBAA when looking up
7801 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7802 (eliminate_dom_walker::before_dom_children): But not when looking
7803 up redundant stores.
7805 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7807 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7809 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7811 * config/i386/znver1.md
7812 (znver1_pop, znver1_pop_mem,
7813 znver1_load_imov_double_store,
7814 znver1_load_imov_direct_store,
7815 znver1_load_imov_direct_load,
7816 znver1_load_imov_double_load): Add new.
7817 (znver1_insn, znver1_insn_load): Add icmov type.
7819 znver1_sseavx_fma_load,
7821 znver1_avx256_fma_load): Fix pipe usage.
7823 2016-02-14 Alan Modra <amodra@gmail.com>
7826 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7827 with an invalid hard reg, reload just the reg not the entire
7828 pre/post-inc/dec address expression.
7830 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7833 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7834 fixed R1_REG scratch reg.
7835 (sibcall_value_pcrel_fdpic): Likewise.
7837 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7841 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7843 2016-02-12 Walter Lee <walt@tilera.com>
7845 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7846 * config/tilegx/t-tilegx: Likewise.
7848 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7851 * diagnostic-show-locus.c (struct line_span): New struct.
7852 (layout::get_first_line): Delete.
7853 (layout::get_last_line): Delete.
7854 (layout::get_num_line_spans): New member function.
7855 (layout::get_line_span): Likewise.
7856 (layout::print_heading_for_line_span_index_p): Likewise.
7857 (layout::get_expanded_location): Likewise.
7858 (layout::calculate_line_spans): Likewise.
7859 (layout::m_first_line): Delete.
7860 (layout::m_last_line): Delete.
7861 (layout::m_line_spans): New field.
7862 (layout::layout): Update comment. Replace m_first_line and
7863 m_last_line with m_line_spans, replacing their initialization
7864 with a call to calculate_line_spans.
7865 (diagnostic_show_locus): When printing source lines and
7866 annotations, rather than looping over a single span
7867 of lines, instead loop over each line_span within
7868 the layout, with an inner loop over the lines within them.
7869 Call the context's start_span callback when changing line spans.
7870 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7871 (diagnostic_build_prefix): Break out the building of the location
7872 part of the string into...
7873 (diagnostic_get_location_text): ...this new function, rewriting
7874 it from nested ternary expressions to a sequence of "if"
7876 (default_diagnostic_start_span_fn): New function.
7877 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7878 (diagnostic_context::start_span): New field.
7879 (default_diagnostic_start_span_fn): New prototype.
7881 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7884 * gcc.c (driver::finalize): Fix cleanup of "specs".
7886 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7890 * gcc.c (driver::driver): Initialize m_option_suggestions.
7891 (driver::~driver): Clean up m_option_suggestions.
7892 (suggest_option): Convert to...
7893 (driver::suggest_option): ...this, and split out into
7894 driver::build_option_suggestions and find_closest_string.
7895 (driver::build_option_suggestions): New function, from
7896 first half of suggest_option. Special-case
7897 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7898 the sanitizer_opts array. For options of enum types, add the
7899 various enum values to the candidate strings.
7900 (driver::handle_unrecognized_options): Remove "const".
7901 * gcc.h (driver::handle_unrecognized_options): Likewise.
7902 (driver::build_option_suggestions): New decl.
7903 (driver::suggest_option): New decl.
7904 (driver::m_option_suggestions): New field.
7905 * opts-common.c (add_misspelling_candidates): New function.
7906 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7907 and make non-static.
7908 * opts.h (sanitizer_opts): New array decl.
7909 (add_misspelling_candidates): New function decl.
7910 * spellcheck.c (find_closest_string): New function.
7911 * spellcheck.h (find_closest_string): New function decl.
7913 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7915 PR rtl-optimization/69764
7916 PR rtl-optimization/69771
7917 * optabs.c (expand_binop_directly): For shift_optab_p, force
7918 convert_modes with VOIDmode if xop1 has VOIDmode.
7920 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7923 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7924 to correctly determine instrumentation thunks.
7926 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7929 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7930 type by reference, force lhs on the call.
7933 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7934 Compute retval and retbnd early in all cases if split_part_return_p
7935 and return_bb is not EXIT. Remove all clobber stmts and reset
7936 all debug stmts that refer to SSA_NAMEs defined in split part,
7937 except if it is retval, in that case replace the old retval with the
7938 lhs of the call to the split part.
7940 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7943 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7946 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7947 whose result is used in PHI.
7948 (maybe_optimize_range_tests): Likewise.
7949 (final_range_test_p): Likweise.
7951 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7954 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7955 whose result is used in PHI.
7956 (maybe_optimize_range_tests): Likewise.
7957 (final_range_test_p): Likweise.
7959 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7961 * cgraph.c: Spelling fixes - behaviour -> behavior and
7962 neighbour -> neighbor.
7963 * target.def: Likewise.
7964 * sel-sched.c: Likewise.
7965 * config/mips/mips.c: Likewise.
7966 * config/arc/arc.md: Likewise.
7967 * config/arm/cortex-a57.md: Likewise.
7968 * config/arm/arm.c: Likewise.
7969 * config/arm/neon.md: Likewise.
7970 * config/arm/arm-c.c: Likewise.
7971 * config/vms/vms-c.c: Likewise.
7972 * config/s390/s390.c: Likewise.
7973 * config/i386/znver1.md: Likewise.
7974 * config/i386/i386.c: Likewise.
7975 * config/ia64/hpux-unix2003.h: Likewise.
7976 * config/msp430/msp430.md: Likewise.
7977 * config/rx/rx.c: Likewise.
7978 * config/rx/rx.md: Likewise.
7979 * config/aarch64/aarch64-simd.md: Likewise.
7980 * config/aarch64/aarch64.c: Likewise.
7981 * config/nvptx/nvptx.c: Likewise.
7982 * config/bfin/bfin.c: Likewise.
7983 * config/cris/cris.opt: Likewise.
7984 * config/rs6000/rs6000.c: Likewise.
7985 * target.h: Likewise.
7986 * spellcheck.c: Likewise.
7987 * ira-build.c: Likewise.
7988 * tree-inline.c: Likewise.
7989 * builtins.c: Likewise.
7990 * lra-constraints.c: Likewise.
7991 * explow.c: Likewise.
7992 * hwint.h: Likewise.
7993 * targhooks.c: Likewise.
7994 * tree-vect-data-refs.c: Likewise.
7996 * doc/tm.texi: Likewise.
7997 * doc/extend.texi: Likewise.
7998 * doc/install.texi: Likewise.
7999 * doc/md.texi: Likewise.
8000 * tree-ssa-tail-merge.c: Likewise.
8001 * sched-int.h: Likewise.
8002 * match.pd: Likewise.
8003 * sched-ebb.c: Likewise.
8004 * target.def (omit_struct_return_reg): Likewise.
8005 * gimple-ssa-isolate-paths.c: Likewise.
8006 (find_implicit_erroneous_behaviour): Renamed to...
8007 (find_implicit_erroneous_behavior): ... this.
8008 (find_explicit_erroneous_behaviour): Renamed to...
8009 (find_explicit_erroneous_behavior): ... this.
8010 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8012 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8014 PR rtl-optimization/64682
8015 PR rtl-optimization/69567
8016 PR rtl-optimization/69737
8017 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8018 in I2 as well, just lose it.
8020 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8022 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8024 (aarch64_last_printed_tune_string): Likewise.
8025 (aarch64_declare_function_name): Only output .arch assembler
8026 directive if it will be different from the previously output
8027 directive. Same for .tune comment but only if -dA is set.
8028 (aarch64_start_file): New function.
8029 (TARGET_ASM_FILE_START): Define.
8031 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8034 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8036 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8039 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8040 -Wmaybe-uninitialized warning.
8042 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8045 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8047 2016-02-11 Richard Biener <rguenther@suse.de>
8049 PR rtl-optimization/69291
8050 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8051 subexpressions affected by changing the result.
8053 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8056 * lra-constraints.c (curr_insn_transform): Find in/out operands
8057 for secondary memory moves. Update dups.
8059 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8061 PR tree-optimization/69652
8062 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8063 to nested loop, did source re-formatting, skip debug statements,
8064 add check on statement with volatile operand, remove dead scalar
8067 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8068 Patrick Palka <ppalka@gcc.gnu.org>
8072 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8073 calls if the return type is TREE_ADDRESSABLE.
8074 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8075 * ipa-split.c (split_function): Fix doubled "we" in comment.
8076 Use void return type for the split part even if
8077 !split_point->split_part_set_retval.
8079 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8081 PR tree-optimization/68021
8082 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8083 when computing the value of biv cand by itself.
8085 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8087 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8088 (cortexa57_tunings): Likewise.
8089 (cortexa72_tunings): Likewise.
8090 (arch_macro_fusion_pair_p): Add support for AES fusion.
8091 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8092 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8093 Allow virtual registers before reload so early scheduling works.
8094 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8095 correct latency and pipeline.
8096 (cortex_a57_crypto_complex): Likewise.
8097 (cortex_a57_crypto_xor): Likewise.
8098 (define_bypass): Add AES bypass.
8100 2016-02-10 Richard Biener <rguenther@suse.de>
8102 PR tree-optimization/69726
8103 * passes.def: Add DCE pass before late uninit.
8104 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8105 really fixup if-conversions job.
8107 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8109 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8110 (arm_cortex_a57_tune): Likewise.
8111 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8112 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8114 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8116 * timevar.def (TV_PHASE_DBGINFO): Delete.
8117 (TV_PHASE_CHECK_DBGINFO): Likewise.
8118 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8120 2016-02-10 Richard Biener <rguenther@suse.de>
8122 PR tree-optimization/69719
8123 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8124 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8126 2016-02-09 Andrew Pinski <apinski@cavium.com>
8129 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8130 get_vcond_mask_icode returns false.
8132 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8135 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8136 an ADDIS that adds a pointer to a large constant that sets the
8137 upper16 bits with a load operation.
8139 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8142 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8144 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8146 (vzipq_s16): Likewise.
8147 (vzipq_s32): Likewise.
8148 (vzipq_f32): Likewise.
8149 (vzipq_u8): Likewise.
8150 (vzipq_u16): Likewise.
8151 (vzipq_u32): Likewise.
8152 (vzipq_p8): Likewise.
8153 (vzipq_p16): Likewise.
8155 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8158 * config/arm/arm.c (neon_endian_lane_map): New function.
8159 (neon_vector_pair_endian_lane_map): New function.
8160 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8161 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8163 (vuzpq_s16): Likewise.
8164 (vuzpq_s32): Likewise.
8165 (vuzpq_f32): Likewise.
8166 (vuzpq_u8): Likewise.
8167 (vuzpq_u16): Likewise.
8168 (vuzpq_u32): Likewise.
8169 (vuzpq_p8): Likewise.
8170 (vuzpq_p16): Likewise.
8172 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8175 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8178 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8181 truncate const_int operand 1 to QImode.
8183 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8185 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8186 corresponding to an abnormal edge.
8188 2016-02-09 Tom de Vries <tom@codesourcery.com>
8190 PR tree-optimization/69599
8191 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8193 (find_func_aliases_for_builtin_call, find_func_clobbers)
8194 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8197 2016-02-09 Richard Biener <rguenther@suse.de>
8199 PR tree-optimization/69715
8200 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8201 LHS on calls as non-rewritable.
8203 2016-02-09 Tom de Vries <tom@codesourcery.com>
8206 * lto-wrapper.c (append_diag_options): New function.
8207 (compile_offload_image): Call append_diag_options.
8209 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8212 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8213 Minor copy-edit to fix verb tenses.
8215 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8217 PR tree-optimization/69209
8218 * ipa-split.c (split_function): If split part is not
8219 returning retval, retval has gimple type but is not
8220 gimple value, force it into a SSA_NAME first.
8222 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8224 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8227 2016-02-08 Jason Merrill <jason@redhat.com>
8230 * convert.c (convert_to_integer_1): Check dofold on truncation
8232 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8233 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8234 Rename from *_nofold.
8235 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8236 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8238 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8241 * tree.c (build_common_tree_nodes): Remove short_double argument.
8242 All callers changed.
8243 * tree.h (build_common_tree_nodes): Adjust declaration.
8244 * doc/invoke.texi (-fshort-double): Remove documentation.
8245 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8246 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8247 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8248 (append_linker_options): Don't handle OPT_fshort_double.
8250 PR rtl-optimization/68730
8251 * lra-remat.c (insn_to_cand_activation): New static variable.
8252 (lra_remat): Allocate and free it.
8253 (create_cand): New arg activation. Initialize a field in
8254 insn_to_cand_activation if it is nonnull.
8255 (create_cands): Pass the activation insn to create_cand when making
8256 a candidate involving an output reload. Reorganize code a little.
8257 (do_remat): Keep track of active status of candidates in a separate
8260 2016-02-08 Richard Biener <rguenther@suse.de>
8262 PR tree-optimization/69719
8263 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8264 Properly use absolute of the difference of the two offsets to
8265 compare or adjust the segment length.
8267 2016-02-08 Richard Biener <rguenther@suse.de>
8268 Jeff Law <law@redhat.com>
8271 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8272 types for anonymous SSA names.
8274 2016-02-08 Richard Biener <rguenther@suse.de>
8276 PR rtl-optimization/69274
8277 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8279 2016-02-08 Jeff Law <law@redhat.com>
8281 PR tree-optimization/65917
8282 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8283 equivalences from if (x == y) style conditionals.
8284 (loop_depth_of_name): Remove.
8285 (record_equality): Remove loop depth check.
8286 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8287 (const_and_copies::record_const_or_copy_raw): New member function.
8288 * tree-ssa-scopedtables.c
8289 (const_and_copies::record_const_or_copy_raw): New, factored out of
8290 (const_and_copies::record_const_or_copy): Call new member function.
8292 2016-02-05 Jeff Law <law@redhat.com>
8294 PR tree-optimization/68541
8295 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8296 (count_stmts_in_block): New function.
8297 (poor_ifcvt_candidate_code): Likewise.
8298 (is_feasible_trace): Add some heuristics to determine when path
8299 splitting is profitable.
8300 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8301 is a diamond with a single exit.
8303 2016-02-05 Martin Sebor <msebor@redhat.com>
8306 * doc/invoke.texi: Update -Wplacement-new to take an optional
8309 2016-02-06 Richard Henderson <rth@redhat.com>
8312 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8313 out of non-standard address spaces.
8315 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8317 PR rtl-optimization/69691
8318 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8320 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8322 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8323 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8324 (*ieee128_mfvsrd_64bit): Likewise.
8325 (*ieee128_mfvsrd_32bit): Likewise.
8327 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8331 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8333 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8334 instrumented_version.
8336 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8338 * doc/invoke.texi (Optimize Options): In table of --param options
8339 rename second occurrence of tracer-min-branch-ratio to
8340 tracer-min-branch-probability, rename
8341 tracer-min-branch-ratio-feedback to
8342 tracer-min-branch-probability-feedback and clarify description,
8343 rename sched-spec-state-edge-prob-cutoff to
8344 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8345 to selsched-insns-to-rename, rename lto-minpartition to
8346 lto-min-partition, delete reorder-blocks-duplicate and
8347 reorder-blocks-duplicate-feedback.
8349 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8351 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8354 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8356 * doc/extend.texi: S/390: Correct some typos.
8358 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8360 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8362 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8365 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8366 (s390_register_info_gprtofpr): Use new macros above.
8367 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8369 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8370 its name. Adjust restore and save gpr ranges.
8371 (s390_register_info_set_ranges): New function.
8372 (s390_register_info): Use new macros above. Call
8373 s390_register_info_set_ranges.
8374 (s390_optimize_register_info): Likewise.
8375 (s390_hard_regno_rename_ok): Use new macros.
8376 (s390_hard_regno_scratch_ok): Likewise.
8377 (s390_emit_epilogue): Likewise.
8378 (s390_can_use_return_insn): Likewise.
8379 (s390_optimize_prologue): Likewise.
8380 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8382 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8385 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8387 (ix86_option_override_internal): Disable TARGET_STV even for
8388 -m{incoming,preferred}-stack-boundary=3.
8390 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8392 * config.gcc: Mark deprecated rtems targets as obsolete.
8394 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8396 PR rtl-optimization/64682
8397 PR rtl-optimization/69567
8398 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8399 before I2 only if the register is both used and set in I2.
8401 2016-02-04 DJ Delorie <dj@redhat.com>
8403 * config/msp430/msp430.c (msp430_start_function): Add function type.
8405 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8408 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8410 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8412 PR rtl-optimization/69577
8414 2015-10-29 Richard Henderson <rth@redhat.com>
8418 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8419 sse check to the exact conditions of PR 67609.
8421 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8424 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8425 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8426 not allowed into the traditional Altivec registers.
8427 (movtd_64bit_nodm): Likewise.
8428 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8430 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8432 * config/aarch64/cortex-a57-fma-steering.c
8433 (aarch64_register_fma_steering): Remove "static" from arguments
8436 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8439 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8442 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8444 * doc/invoke.texi: Delete -mno-fma4.
8446 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8448 PR rtl-optimization/69577
8449 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8450 (find_subregs_of_mode): Update accordingly. Iterate over partial
8453 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8455 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8456 * config/arm/arm.c (neon_reinterpret): Remove.
8457 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8458 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8459 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8460 vreinterpretti): Remove.
8461 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8462 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8463 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8464 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8465 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8466 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8467 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8468 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8469 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8470 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8471 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8472 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8473 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8474 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8475 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8476 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8477 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8478 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8479 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8480 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8481 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8482 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8483 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8484 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8485 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8486 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8487 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8488 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8489 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8490 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8491 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8492 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8493 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8494 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8495 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8496 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8497 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8498 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8499 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8500 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8501 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8502 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8503 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8504 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8505 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8506 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8507 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8508 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8509 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8510 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8511 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8512 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8513 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8514 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8515 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8516 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8517 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8518 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8519 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8520 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8521 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8522 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8523 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8524 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8525 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8526 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8527 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8528 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8529 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8530 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8531 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8532 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8533 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8534 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8535 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8536 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8537 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8538 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8539 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8540 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8541 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8542 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8543 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8544 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8545 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8546 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8547 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8548 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8549 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8550 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8551 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8552 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8553 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8554 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8555 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8556 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8557 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8558 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8559 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8560 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8561 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8562 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8563 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8565 2016-02-04 Martin Liska <mliska@suse.cz>
8568 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8569 that are gimple_store_p.
8570 (maybe_instrument_call): Likewise.
8572 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8574 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8575 register scaling out of memory reference and comment why.
8577 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8581 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8582 folding the source of a SET.
8584 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8588 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8589 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8591 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8595 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8598 2016-02-04 Christian Bruel <christian.bruel@st.com>
8600 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8601 * config/arm/arm.c (arm_set_current_function): Likewise.
8603 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8604 Ilya Enkovich <enkovich.gnu@gmail.com>
8605 H.J. Lu <hongjiu.lu@intel.com>
8608 * config/i386/i386.c (convert_scalars_to_vector): Remove
8609 stack alignment fixes.
8610 (ix86_option_override_internal): Disable TARGET_STV if stack
8611 might not be aligned enough.
8612 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8614 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8616 * gcc/config/i386/x86-tune.def: Disable default prefetching
8619 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8620 Vladimir Makarov <vmakarov@redhat.com>
8623 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8624 in validating fused toc addresses.
8626 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8629 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8630 range->m_caret fields if range->m_show_caret_p is false.
8633 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8634 Force oldval into register if it does not satisfy reg_or_short_operand
8635 predicate. Fix up formatting.
8637 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8638 Alexandre Oliva <aoliva@redhat.com>
8641 * lra-constraints.c (simplify_operand_subreg): Check additionally
8642 address validity after potential reloading.
8643 (process_address_1): Check insns validity. In case of failure do
8646 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8649 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8652 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8654 * wide-int.cc (canonize_uhwi): New function.
8655 (wi::divmod_internal): Use it.
8657 2016-02-02 James Norris <jnorris@codesourcery.com
8659 * gimplify.c (omp_notice_variable): Add usage check.
8661 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8663 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8664 like LE, GE, LT, GT when emitting relational operator.
8666 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8668 * ira-costs.c (find_costs_and_classes): Add extra argument.
8669 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8670 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8671 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8672 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8673 Add best_class parameter, and return it if not ALL_REGS.
8674 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8676 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8679 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8681 * config/aarch64/aarch64.c
8682 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8683 (aarch64_ira_change_pseudo_allocno_class): New function.
8685 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8688 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8690 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8692 * config/avr/avr.c (avr_option_override): Set
8693 PARAM_ALLOW_STORE_DATA_RACES to 1.
8695 2016-02-02 Richard Biener <rguenther@suse.de>
8697 PR tree-optimization/69595
8698 * match.pd: Add range test simplifications to true/false.
8700 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8702 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8703 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8706 2016-02-02 Richard Biener <rguenther@suse.de>
8708 PR tree-optimization/69606
8709 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8710 info on the result before moving a stmt.
8712 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8715 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8716 branch with vector comparison.
8717 * config/i386/sse.md (VI48_AVX): New mode iterator.
8718 (define_expand "cbranch<mode>4): Add support for conditional branch
8719 with vector comparison.
8720 * tree-vect-loop.c (optimize_mask_stores): New function.
8721 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8722 has_mask_store field of vect_info.
8723 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8724 vectorized loops having masked stores after vec_info destroy.
8725 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8726 correspondent macros.
8727 (optimize_mask_stores): Add prototype.
8729 2016-02-02 Alan Modra <amodra@gmail.com>
8732 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8735 2016-02-02 Alan Modra <amodra@gmail.com>
8738 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8739 whenever toc_label_name used.
8740 (rs6000_file_start): Don't set up toc section here,
8741 (rs6000_output_function_epilogue): do so here instead,
8742 (rs6000_xcoff_file_start): and here.
8743 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8744 (load_toc_aix_di): Likewise.
8746 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8748 PR rtl-optimization/69592
8749 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8750 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8751 (num_sign_bit_copies_binary_arith_p): New inline function.
8752 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8754 2016-02-01 Jeff Law <law@redhat.com>
8756 PR tree-optimization/69580
8757 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8758 * tree-ssa-threadbackward.c
8759 (fsm_find_control_statement_thread_paths): Do not try to walk
8760 through large PHI nodes.
8762 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8764 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8765 when count is incremented above limit, don't analyze further
8768 * omp-low.c (oacc_parse_default_dims): Avoid
8769 -Wsign-compare warning, make sure value fits into int
8770 rather than just unsigned int.
8772 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8774 PR tree-optimization/67921
8775 * fold-const.c (split_tree): New parameters. Convert pointer
8776 type variable part to proper type before negating.
8777 (fold_binary_loc): Pass new arguments to split_tree.
8779 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8781 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8782 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8783 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8784 * doc/tm.texti: Rebuilt.
8785 * doc/invoke.texi (fopenacc-dim): Document.
8786 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8787 (append_compiler_options): Likewise.
8788 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8789 (oacc_parse_default_dims): New.
8790 (oacc_validate_dims): Add USED arg. Select non-unity default when
8792 (oacc_loop_fixed_partitions): Return mask of used partitions.
8793 (oacc_loop_auto_partitions): Emit dump info.
8794 (oacc_loop_partition): Return mask of used partitions.
8795 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8796 loop partitioning and validation calls.
8798 2016-02-01 Richard Biener <rguenther@suse.de>
8801 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8803 2016-02-01 Richard Biener <rguenther@suse.de>
8805 PR tree-optimization/69574
8806 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8807 of asserting return chrec_dont_know.
8809 2016-02-01 Martin Liska <mliska@suse.cz>
8811 * mem-stats-traits.h: Add copyright header.
8812 * mem-stats.h: Likewise.
8814 2016-02-01 Richard Biener <rguenther@suse.de>
8816 PR tree-optimization/69579
8817 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8818 Do not propagate through abnormal PHI results.
8820 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8822 * postreload.c (reload_cse_simplify): Remove dead code.
8824 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8826 PR rtl-optimization/69570
8827 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8828 if there is more than one set, not if there is a single set.
8830 2016-02-01 Richard Henderson <rth@redhat.com>
8833 * combine.c (make_compound_operation): When looking through a
8834 subreg, make sure to re-extend to the width of the outer mode.
8836 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8838 PR tree-optimization/69546
8839 * wide-int.cc (wi::divmod_internal): For unsigned division
8840 where both operands fit into uhwi, if o1 is 1 and o0 has
8841 msb set, if divident_prec is larger than bits per hwi,
8842 clear another quotient word and return 2 instead of 1.
8843 Similarly for remainder with msb in HWI set, if dividend_prec
8844 is larger than bits per hwi.
8846 2016-01-29 Martin Jambor <mjambor@suse.cz>
8848 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8849 Use short lowercase names.
8850 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8851 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8852 acq_rel one. Protect warning agains segfaults if
8853 get_memory_order_name returns NULL.
8854 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8855 with release semantics. Do not warn if get_memory_order already did.
8856 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8857 semantics. Fix check for relaxed or acquire semantics. Do not warn
8858 if get_memory_order already did.
8860 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8862 * doc/install.texi: Document that isl-0.16 is supported.
8864 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8867 * config/i386/constraints.md (Bm): Describe as special memory
8869 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8870 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8871 * genpreds.c (struct constraint_data): Add is_special_memory.
8872 (have_special_memory_constraints, special_memory_start): New
8874 (special_memory_end): Ditto.
8875 (add_constraint): Add new arg is_special_memory. Add code to
8876 process its true value. Update have_special_memory_constraints.
8877 (process_define_constraint): Pass the new arg.
8878 (process_define_register_constraint): Ditto.
8879 (choose_enum_order): Process special memory.
8880 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8881 function insn_extra_special_memory_constraint.
8882 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8883 * gensupport.c (process_rtx): Process
8884 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8885 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8886 * ira-lives.c (single_reg_class): Use
8887 insn_extra_special_memory_constraint.
8888 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8889 * lra-constraints.c (process_alt_operands): Ditto.
8890 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8891 * recog.c (asm_operand_ok, preprocess_constraints): Process
8893 * reload.c (find_reloads): Ditto.
8894 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8895 * stmt.c (parse_input_constraint): Use
8896 insn_extra_special_memory_constraint.
8898 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8901 * lra-splill.c (lra_final_code_change): Revert r229087 by
8902 removing all sub-registers.
8904 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8907 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8909 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8912 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8913 SSE1, copy target into the temporary reg first before recursing
8916 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8918 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8921 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8923 * ginclude/stdarg.h: Test __cplusplus instead of
8924 __GXX_EXPERIMENTAL_CXX0X__.
8926 2016-01-29 Richard Biener <rguenther@suse.de>
8928 PR tree-optimization/69547
8929 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8930 Do not mark clobbers necessary.
8931 (mark_all_reaching_defs_necessary_1): Likewise.
8933 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8935 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8936 declaration name with %qs and print it in both error messages.
8937 Also fix indentation.
8939 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8942 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8943 trailing blank line from error message.
8945 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8948 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8951 2016-01-29 Richard Biener <rguenther@suse.de>
8954 * match.pd: Allow all integral types when simplifying a
8955 widening or sign-changing conversion.
8957 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8959 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8960 back to setting codegen_error to fail codegen.
8962 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8965 * config/i386/constraints.md (C): Only accept constant zero operand.
8966 (BC): New constraint.
8967 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8968 instead of C constraint.
8969 * doc/md.texi (Machine Constraints): Update description
8972 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8975 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8977 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8980 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8983 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8985 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8986 branches if using guessed profile.
8988 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8990 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8992 2016-01-28 Richard Henderson <rth@redhat.com>
8995 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8996 * config/aarch64/aarch64-protos.h: Update.
8997 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8998 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8999 (aarch64_get_condition_code_1): Handle CC_Cmode.
9000 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9001 (*add<mode>3_compareC_cconly_imm): New.
9002 (*add<mode>3_compareC_cconly): New.
9003 (*add<mode>3_compareC_imm): New.
9004 (add<mode>3_compareC): New.
9005 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9006 to be first. Use aarch64_carry_operation.
9007 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9008 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9009 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9010 (subti3): Use subdi3_compare1.
9011 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9012 (sub<mode>3_compare1): New.
9013 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9014 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9015 (*subsi3_carryin_uxtw): Likewise.
9016 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9017 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9018 * config/aarch64/iterators.md (DWI): New.
9019 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9020 (aarch64_borrow_operation): New.
9022 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9024 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9025 message when isl does not return a valid schedule.
9027 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9029 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9030 Remove comments from class declarations: they are already in the code
9033 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9035 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9037 (ternary_op_to_tree): Same.
9038 (unary_op_to_tree): Same.
9039 (nary_op_to_tree): Same.
9040 (gcc_expression_from_isl_expr_op): Same.
9041 (gcc_expression_from_isl_expression): Same.
9042 (graphite_create_new_loop): Same.
9043 (graphite_create_new_loop_guard): Same.
9044 (build_iv_mapping): Same.
9045 (graphite_create_new_guard): Same.
9046 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9047 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9049 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9051 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9052 instead of setting codegen_error to fail codegen.
9054 2016-01-28 Jason Merrill <jason@redhat.com>
9056 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9058 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9060 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9061 Remove CONST_INT_P check in CCMP cost calculation.
9063 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9065 * config/aarch64/aarch64.c (generic_vector_cost):
9066 Set vec_permute_cost.
9067 (cortexa57_vector_cost): Likewise.
9068 (exynosm1_vector_cost): Likewise.
9069 (xgene1_vector_cost): Likewise.
9070 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9071 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9072 Add vec_permute_cost entry.
9074 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9076 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9078 (add<mode>3_compare0): Likewise.
9079 (addsi3_compare0_uxtw): Likewise.
9080 (add<mode>3nr_compare0): Likewise.
9081 (compare_neg<mode>): Likewise.
9082 (<optab><mode>3): Likewise.
9084 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9086 * tree-vect-stmts.c (vectorizable_comparison): Add
9087 NULL check for vectype.
9089 2016-01-28 Richard Biener <rguenther@suse.de>
9091 PR tree-optimization/69466
9092 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9093 Account for PHIs we couldn't duplicate.
9095 2016-01-28 Martin Liska <mliska@suse.cz>
9098 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9099 instead of ENABLE_VALGRIND_CHECKING.
9101 2016-01-27 Richard Henderson <rth@redhat.com>
9104 * lra-remat.c (subreg_regs): New.
9105 (dump_candidates_and_remat_bb_data): Dump it.
9106 (operand_to_remat): Reject if operand in subreg_regs.
9107 (set_bb_regs): Collect subreg_regs.
9108 (lra_remat): Init and free subreg_regs. Compute
9109 calculate_local_reg_remat_bb_data before create_cands.
9111 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9114 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9115 change stack_alignment_needed for __tls_get_addr call.
9117 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9119 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9121 2016-01-27 Jeff Law <law@redhat.com>
9123 PR tree-optimization/68398
9124 PR tree-optimization/69196
9125 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9126 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9127 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9128 Only count PHIs in the last block in the path. The others will
9129 const/copy propagate away. Add heuristic to allow more irreducible
9130 subloops to be created when it is likely profitable to do so.
9132 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9133 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9134 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9136 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9139 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9140 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9141 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9142 * tree-streamer-in.c: Include asan.h.
9143 (streamer_get_builtin_tree): For builtins in sanitizer
9144 range call initialize_sanitizer_builtins and retry.
9146 2016-01-27 Ian Lance Taylor <iant@google.com>
9148 * common.opt (fkeep-gc-roots-live): New undocumented option.
9149 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9150 -fkeep-gc-roots-live, skip pointers.
9151 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9154 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9157 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9158 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9160 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9163 * configure.ac: NetBSD provides SSP in its C library.
9164 * configure: Updated.
9166 2016-01-27 Richard Biener <rguenther@suse.de>
9168 PR tree-optimization/69166
9169 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9170 reduction code for commutativity / associativity.
9172 2016-01-27 Martin Jambor <mjambor@suse.cz>
9174 PR tree-optimization/69355
9175 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9176 total_scalarization fails.
9178 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9180 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9183 2016-01-27 Christian Bruel <christian.bruel@st.com>
9186 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9187 Move arm_reset_previous_fndecl and set_target_option_current_node in
9188 the conditional part. Call save_restore_target_globals.
9189 * config/arm/arm.c (arm_set_current_function):
9190 Refactor to better support #pragma target and attribute mix.
9191 Call save_restore_target_globals.
9192 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9194 2016-01-27 Martin Liska <mliska@suse.cz>
9196 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9197 reference for an HSA kernel and its host function.
9199 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9201 PR tree-optimization/69399
9202 * wide-int.h (wi::lrshift): For larger precisions, only
9203 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9205 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9207 * config/arc/predicates.md (proper_comparison_operator): Reject
9208 constant-constant comparison.
9210 2016-01-26 Tom de Vries <tom@codesourcery.com>
9212 PR tree-optimization/69110
9213 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9214 DR_NUM_DIMENSIONS == 0.
9216 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9217 Sebastian Pop <s.pop@samsung.com>
9219 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9220 isl_ast_op_cond and isl_ast_op_select.
9221 (gcc_expression_from_isl_expr_op): Same.
9223 2016-01-26 Jason Merrill <jason@redhat.com>
9226 * tree.c (recompute_constructor_flags): Split out from
9228 (verify_constructor_flags): New.
9229 * tree.h: Declare them.
9231 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9233 PR rtl-optimization/69217
9234 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9235 are no TYPE_FIELDS set for the record type.
9237 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9240 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9241 toc_label_name unconditionally.
9242 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9243 SYMBOL_REF string. Use toc_label_name instead of constructing
9245 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9246 constructing LCTOC1.
9248 2016-01-26 Martin Sebor <msebor@redhat.com>
9251 * doc/extend.texi (Common Type Attributes): Move text that talks about
9252 attribute packed from attribute aligned to the section discussing
9253 the former attribute for clarity.
9255 2016-01-26 Richard Henderson <rth@redhat.com>
9258 * trans-mem.c (tm_region_init): Mark entry block as visited.
9260 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9263 * diagnostic-show-locus.c (layout::print_source_line): Replace
9264 call to pp_newline with call to layout::print_newline.
9265 (layout::print_annotation_line): Likewise.
9266 (layout::move_to_column): Likewise.
9267 (layout::print_any_fixits): After printing any fixits, print a
9268 trailing newline, if necessary.
9269 (layout::print_newline): New method, resetting any colorization
9271 (diagnostic_show_locus): Move the pp_newline to before the
9272 early bailout. Remove dummy block enclosing the layout instance.
9273 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9274 of pp_newline_and_flush with pp_flush.
9275 (diagnostic_append_note): Delete use of pp_newline.
9276 (diagnostic_append_note_at_rich_loc): Delete.
9277 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9278 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9279 when newline characters are added to the buffer.
9281 2016-01-26 Michael Matz <matz@suse.de>
9283 * configure.ac (ac_cv_std_swap_in_utility): New test.
9284 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9285 * configure: Regenerate.
9286 * config.in: Regenerate.
9288 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9290 * config/arc/arc.md (cstoresi4): Force operand into register.
9291 (arcset<code>): Fix predicate.
9292 (arcsetltu): Likewise.
9293 (arcsetgeu): Likewise.
9294 (arcsethi): Likewise.
9295 (arcsetls): Likewise.
9297 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9299 PR tree-optimization/69483
9300 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9301 if base has error_mark_node type.
9303 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9306 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9307 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9309 (vget_lane_f16): Handle big-endian.
9310 (vgetq_lane_f16): Likewise.
9311 (vset_lane_f16): Likewise.
9312 (vsetq_lane_f16): Likewise.
9313 * config/arm/iterators.md (VQXMOV): Add V8HF.
9314 (VDQ): Add V4HF and V8HF.
9315 (V_reg): Handle V4HF and V8HF.
9316 (Is_float_mode): Likewise.
9317 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9318 neon_vdup_nv8hf): New patterns.
9319 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9320 Use VD_LANE iterator.
9321 (neon_vld1_dup<mode>): Use VQ2 iterator.
9323 2016-01-26 Nathan Sidwell <nathan@acm.org>
9325 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9326 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9327 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9328 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9329 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9330 (oacc_validate_dims): Add LEVEL arg, don't return level.
9331 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9333 (execute_oacc_device_lower): Adjust, add more dump output.
9334 * tree-ssa-loop.c (gate_oacc_kernels): Use
9335 oacc_fn_attrib_kernels_p.
9336 * tree-parloops.c (create_parallel_loop): Adjust
9337 set_oacc_fn_attrib call.
9339 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9342 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9343 (append_compiler_options): Handle -fcilkplus.
9344 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9346 2016-01-26 Nick Clifton <nickc@redhat.com>
9349 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9350 been marked as DECL_ONE_ONLY but we do not the means to make it
9351 so, then do not allow it to bind locally.
9353 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9356 * opts.h (parse_sanitizer_options): New prototype.
9357 * opts.c (sanitizer_opts): New array.
9358 (parse_sanitizer_options): New function.
9359 (common_handle_option): Use parse_sanitizer_options.
9361 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9364 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9365 alignment adjustment to ...
9366 (ix86_update_stack_boundary): Here. Don't over-align stack for
9368 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9369 if __tls_get_addr is called.
9371 2016-01-26 Christian Bruel <christian.bruel@st.com>
9373 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9375 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9377 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9379 2016-01-26 Richard Biener <rguenther@suse.de>
9382 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9384 2016-01-26 Richard Biener <rguenther@suse.de>
9386 PR tree-optimization/69452
9387 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9388 (move_computations_dom_walker::before_dom_children): Rename
9390 (move_computations_worker): This.
9391 (move_computations): Perform an RPO rather than a DOM walk.
9393 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9396 * combine.c (combine_instructions): For REG_EQUAL note with
9397 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9398 to the underlying register.
9399 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9400 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9402 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9405 * config/aarch64/aarch64-builtins.c
9406 (aarch64_init_simd_builtin_types): Do not set structural
9407 equality to __Poly{8,16,64,128}_t types.
9409 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9411 PR tree-optimization/69400
9412 * wide-int.cc (wi_pack): Take the precision as argument and
9413 perform canonicalization here rather than in the callers.
9414 Use the main loop to handle all full-width HWIs. Add a
9415 zero HWI if in_len isn't a full result.
9416 (wi::divmod_internal): Update accordingly.
9417 (wi::mul_internal): Likewise. Simplify.
9419 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9420 Sebastian Pop <s.pop@samsung.com>
9422 * graphite-poly.c (apply_poly_transforms): Simplify.
9423 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9424 (print_isl_map): Same.
9425 (print_isl_union_map): Same.
9426 (print_isl_schedule): New.
9427 (debug_isl_schedule): New.
9428 * graphite-dependences.c (scop_get_reads): Do not call
9429 isl_union_map_add_map that is undocumented isl functionality.
9430 (scop_get_must_writes): Same.
9431 (scop_get_may_writes): Same.
9432 (scop_get_original_schedule): Remove.
9433 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9434 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9435 (compute_deps): Remove.
9436 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9437 (debug_schedule_ast): New.
9438 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9439 set_separate_option.
9440 (graphite_regenerate_ast_isl): Add dump.
9441 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9442 from scop->transformed_schedule.
9443 (graphite_regenerate_ast_isl): Add more dump.
9444 * graphite-optimize-isl.c (optimize_isl): Set
9445 scop->transformed_schedule. Check whether schedules are equal.
9446 (apply_poly_transforms): Move here.
9447 * graphite-poly.c (apply_poly_transforms): ... from here.
9448 (free_poly_bb): Static.
9449 (free_scop): Static.
9450 (pbb_number_of_iterations_at_time): Remove.
9451 (print_isl_ast): New.
9452 (debug_isl_ast): New.
9453 (debug_scop_pbb): New.
9454 * graphite-scop-detection.c (print_edge): Move.
9456 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9457 (build_scop_scattering): Remove.
9458 (create_pw_aff_from_tree): Assert instead of bailing out.
9459 (add_condition_to_pbb): Remove unused code, do not fail.
9460 (add_conditions_to_domain): Same.
9461 (add_conditions_to_constraints): Remove.
9462 (build_scop_context): New.
9463 (add_iter_domain_dimension): New.
9464 (build_iteration_domains): Initialize pbb->iterators.
9465 Call add_conditions_to_domain.
9468 (index_outermost_in_loop): New.
9469 (index_pbb_in_loop): New.
9470 (outermost_pbb_in): New.
9471 (add_in_sequence): New.
9472 (add_outer_projection): New.
9473 (outer_projection_mupa): New.
9474 (add_loop_schedule): New.
9475 (build_schedule_pbb): New.
9476 (build_schedule_loop): New.
9477 (embed_in_surrounding_loops): New.
9478 (build_schedule_loop_nest): New.
9479 (build_original_schedule): New.
9480 (build_poly_scop): Call build_original_schedule.
9481 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9482 (free_poly_dr): Remove.
9483 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9484 (free_poly_bb): Remove.
9485 (debug_loop_vec): Remove.
9486 (print_isl_ast): Declare.
9487 (debug_isl_ast): Declare.
9488 (scop_do_interchange): Remove.
9489 (scop_do_strip_mine): Remove.
9490 (scop_do_block): Remove.
9491 (flatten_all_loops): Remove.
9492 (optimize_isl): Remove.
9493 (pbb_number_of_iterations_at_time): Remove.
9494 (debug_scop_pbb): Declare.
9495 (print_schedule_ast): Declare.
9496 (debug_schedule_ast): Declare.
9497 (struct scop): Remove schedule. Add original_schedule,
9498 transformed_schedule.
9499 (free_gimple_poly_bb): Remove.
9500 (print_generated_program): Remove.
9501 (debug_generated_program): Remove.
9502 (unify_scattering_dimensions): Remove.
9503 * sese.c (print_edge): ... here.
9504 (print_sese): ... here.
9505 (debug_edge): ... here.
9506 (debug_sese): ... here.
9507 * sese.h (print_edge): Declare.
9508 (print_sese): Declare.
9509 (dump_edge): Declare.
9510 (dump_sese): Declare.
9512 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9513 Sebastian Pop <s.pop@samsung.com>
9515 * Makefile.in: Set ISLVER in site.exp.
9517 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9519 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9520 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9521 through DECL_VALUE_EXPR for expansion.
9523 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9525 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9526 the frame info after reload completed.
9528 2016-01-25 Jeff Law <law@redhat.com>
9530 PR tree-optimization/69196
9531 PR tree-optimization/68398
9532 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9533 tree-ssa-threadupdate.c.
9534 (determine_bb_domination_status): Prototype
9535 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9536 (determine_bb_domination_status): No longer static.
9537 (valid_jump_thread_path): Remove code to detect characteristics
9538 of the jump thread path not associated with correctness.
9539 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9540 Correct test for thread path length. Count PHIs for real operands as
9541 statements that need to be copied. Do not count ASSERT_EXPRs.
9542 Look at all the blocks in the thread path. Compute and selectively
9543 filter thread paths based on threading through the latch, threading
9544 a multiway branch or crossing a multiway branch.
9546 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9548 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9549 decl with __attribute__ ((unused)) annotation.
9551 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9554 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9555 of operands is compatible with a statement vectype.
9557 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9559 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9560 improve wording for mixed storage order support.
9562 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9564 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9565 (vcvt_u64_f64): Likewise.
9566 (vcvta_s64_f64): Likewise.
9567 (vcvta_u64_f64): Likewise.
9568 (vcvtm_s64_f64): Likewise.
9569 (vcvtm_u64_f64): Likewise.
9570 (vcvtn_s64_f64): Likewise.
9571 (vcvtn_u64_f64): Likewise.
9572 (vcvtp_s64_f64): Likewise.
9573 (vcvtp_u64_f64): Likewise.
9575 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9577 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9578 (arc_init): Check validity mll64 option.
9579 (arc_save_restore): Use double load/store instruction.
9580 (arc_expand_movmem): Likewise.
9581 (arc_split_move): Don't split if we have double load/store
9582 instructions. Returns a boolean.
9583 (arc_process_double_reg_moves): Change function to return boolean
9584 instead of a sequence of instructions.
9585 (arc_dwarf_register_span): New function.
9586 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9587 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9588 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9589 (*movdf_insn): Likewise.
9590 * config/arc/arc.opt (mll64): New option.
9591 * config/arc/predicates.md (even_register_operand): New predicate.
9592 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9594 2016-01-25 Richard Biener <rguenther@suse.de>
9597 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9598 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9600 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9602 2016-01-25 Richard Biener <rguenther@suse.de>
9604 PR tree-optimization/69376
9605 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9607 (VN_INFO_ANTI_RANGE_P): New inline.
9608 (VN_INFO_RANGE_TYPE): Likewise.
9609 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9610 SSA_NAME_ANTI_RANGE_P.
9611 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9612 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9613 Properly query VN_INFO_RANGE_TYPE.
9615 2016-01-25 Nick Clifton <nickc@redhat.com>
9618 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9620 2016-01-23 Tom de Vries <tom@codesourcery.com>
9622 PR tree-optimization/69426
9623 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9626 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9628 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9629 "the the" with "the" in the comments.
9630 * ipa-devirt.c (build_type_inheritance_graph,
9631 update_type_inheritance_graph): Likewise.
9632 * tree.c (build_function_type_list_1): Likewise.
9633 * cfgloopmanip.c (scale_loop_profile): Likewise.
9634 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9635 * gimple-ssa-split-paths.c
9636 (find_block_to_duplicate_for_splitting_paths): Likewise.
9637 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9638 * expr.c (convert_move): Likewise.
9639 * var-tracking.c (vt_stack_adjustments): Likewise.
9640 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9641 * tree-vrp.c (test_for_singularity): Likewise.
9643 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9644 directly instead of building a temporary tree.
9647 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9648 remove <algorithm> include.
9650 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9653 * config/i386/i386.c: Include dojump.h.
9654 (expand_small_movmem_or_setmem,
9655 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9657 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9658 if dynamic_check != -1.
9660 2016-01-21 Jeff Law <law@redhat.com>
9663 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9664 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9665 into dominated_by_p.
9666 (cprop_into_successor_phis): Avoid unnecessary tests.
9668 2016-01-22 Richard Henderson <rth@redhat.com>
9671 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9672 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9674 2016-01-22 Michael Matz <matz@suse.de>
9676 * system.h (string, algorithm): Include only conditionally.
9677 (new): Include always under C++.
9678 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9679 * final.c (toplevel): Ditto.
9680 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9681 * genconditions.c (write_header): Make gencondmd.c define
9683 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9685 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9686 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9688 2016-01-22 Christian Bruel <christian.bruel@st.com>
9691 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9693 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9696 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9697 define_insn_and_split. Ensure operands[1] and operands[0] do not
9698 get assigned the same register.
9700 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9702 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9704 2016-01-22 Christian Bruel <christian.bruel@st.com>
9706 * config/arm/arm-c.c (arm_pragma_target_parse):
9707 Remove warn_builtin_macro_redefined overwrite.
9709 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9711 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9712 flag_non_call_exceptions compatibility.
9714 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9717 * dwarf2out.c (add_child_die_after): New function.
9718 (dwarf_qual_info_t): New type.
9719 (dwarf_qual_info): New variable.
9720 (qualified_die_p): New function.
9721 (modified_type_die): For -fdebug-types-section, ensure
9722 canonical order of qualifiers. Put qualified DIEs adjacent
9723 to the corresponding non-qualified type DIE and search there
9724 for existing qualified DIEs.
9726 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9728 * doc/extend.texi (scalar_storage_order type attribute): Document
9729 restriction on type punning and aliasing, and remove future tense.
9731 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9734 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9737 2016-01-21 Jeff Law <law@redhat.com>
9740 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9741 useless call to record_temporary_equivalences.
9742 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9743 allocate 10 slots in the bb_path vector and let it grow as needed.
9744 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9747 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9749 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9751 * configure: Regenerate.
9753 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9755 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9756 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9758 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9761 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9762 drop EXPAND_INITIALIZER.
9763 * rtl.h (contains_symbolic_reference_p): Declare.
9764 * rtlanal.c (contains_symbolic_reference_p): New function.
9765 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9766 a subtraction into a NOT if symbolic constants are involved.
9768 2016-01-21 Anton Blanchard <anton@samba.org>
9769 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9772 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9774 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9777 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9779 * config/microblaze/microblaze.c
9780 (get_branch_target): New.
9781 (insert_wic_for_ilb_runout): New.
9783 (microblaze_machine_dependent_reorg): New.
9784 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9785 * config/microblaze/microblaze.md
9786 (UNSPEC_IPREFETCH): Define.
9787 (iprefetch): New pattern
9788 * config/microblaze/microblaze.opt
9789 (mxl-prefetch): New flag.
9791 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9793 * config/microblaze/microblaze.h
9794 (FIXED_REGISTERS): Update in macro.
9795 (CALL_USED_REGISTERS): Update in macro.
9797 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9799 PR rtl-optimization/68920
9800 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9803 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9805 PR rtl-optimization/68990
9806 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9807 pseudo instead of inheritance ones.
9809 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9810 Nick Clifton <nickc@redhat.com>
9814 * config/mips/mips.c (mips_compute_frame_info): Initialise
9815 args_size and hard_frame_pointer_offset fields of the frame
9816 structure before calling mips_global_pointer.
9818 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9820 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9822 * configure: Regenerate.
9824 2016-01-21 Richard Biener <rguenther@suse.de>
9826 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9828 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9830 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9831 to actually emit the .size directive.
9833 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9834 Jakub Jelinek <jakub@redhat.com>
9838 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9839 args array size by one to avoid buffer overflow.
9841 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9843 * config/s390/s390.md (pool_section_start): Use switch_to_section
9844 to select proper read-only data section instead of hardcoding
9846 (pool_section_end): Use switch_to_section to match the above.
9848 2016-01-21 Richard Biener <rguenther@suse.de>
9850 PR tree-optimization/69378
9851 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9852 (set_ssa_val_to): Use it for dominance checks taking into
9853 account not executable edges.
9855 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9858 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9859 for bitsize instead of GET_MODE_PRECISION (mode).
9861 2016-01-20 Martin Sebor <msebor@redhat.com>
9864 * extend.texi (__sync Builtins): Clarify the semantics of
9865 __sync_fetch_and_OP built-ins on pointers.
9866 (__atomic Builtins): Same.
9868 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9869 Sebastian Pop <s.pop@samsung.com>
9871 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9872 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9873 (is_valid_rename): Same.
9874 (translate_isl_ast_to_gimple::get_rename): Same.
9875 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9876 (translate_isl_ast_to_gimple::rename_uses): Same.
9877 (get_new_name): Check for close_phi nodes.
9878 (copy_loop_phi_args): Use phi_node_kind.
9879 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9880 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9882 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9883 Sebastian Pop <s.pop@samsung.com>
9885 Revert commit r229783.
9886 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9887 Remove use of parameter_rename_map.
9889 (copy_internal_parameters): Remove.
9890 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9891 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9892 (free_sese_info): Do not free parameter_rename_map.
9893 (set_rename): Do not use parameter_rename_map.
9894 (rename_uses): Update call to set_rename.
9895 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9896 * sese.h (parameter_rename_map_t): Remove.
9897 (struct sese_info_t): Remove field parameter_rename_map.
9899 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9900 Sebastian Pop <s.pop@samsung.com>
9902 * graphite-isl-ast-to-gimple.c: Fix comment.
9903 * graphite-scop-detection.c (defined_in_loop_p): New.
9904 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9905 names defined in loop.
9907 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9908 Sebastian Pop <s.pop@samsung.com>
9910 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9911 Discard unstructured if-then-else regions.
9913 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9914 Sebastian Pop <s.pop@samsung.com>
9916 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9917 (cleanup_loop_iter_dom): Remove.
9918 (build_loop_iteration_domains): Remove.
9919 (build_scop_context): Remove.
9920 (build_scop_iteration_domain): Remove.
9921 (add_loop_constraints): New.
9922 (build_iteration_domains): New.
9923 (build_poly_scop): Call build_iteration_domains.
9925 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9926 Sebastian Pop <s.pop@samsung.com>
9928 * graphite-scop-detection.c
9929 (scop_detection::harmful_loop_in_region): Free dom and loops.
9930 (scop_detection::loop_body_is_valid_scop): Free bbs.
9932 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9933 Sebastian Pop <s.pop@samsung.com>
9935 * graphite-scop-detection.c (record_loop_in_sese): New.
9936 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9937 (build_scops): Remove call to build_sese_loop_nests.
9938 * sese.c (sese_record_loop): Remove.
9939 (build_sese_loop_nests): Remove.
9940 (new_sese_info): Remove region->loops.
9941 (free_sese_info): Same.
9942 * sese.h (sese_contains_loop): Same.
9943 (build_sese_loop_nests): Remove.
9944 (sese_contains_loop): Remove.
9946 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9947 Sebastian Pop <s.pop@samsung.com>
9949 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9950 loop_is_valid_in_scop.
9951 (scop_detection::harmful_stmt_in_region): Renamed
9952 harmful_loop_in_region.
9953 Call loop_is_valid_in_scop.
9955 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9956 Sebastian Pop <s.pop@samsung.com>
9958 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9961 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9962 Sebastian Pop <s.pop@samsung.com>
9964 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9965 * graphite.h (struct poly_bb): Remove field is_reduction.
9966 (PBB_IS_REDUCTION): Remove.
9968 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9969 Sebastian Pop <s.pop@samsung.com>
9971 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9972 (add_pdr_constraints): Same.
9973 (scop_get_reads): Same.
9974 (scop_get_must_writes): Same.
9975 (scop_get_may_writes): Same.
9976 (scop_get_original_schedule): Same.
9977 (extend_schedule): Same.
9978 (apply_schedule_on_deps): Same.
9979 (carries_deps): Same.
9980 (compute_deps): Same.
9981 (scop_get_dependences): Same.
9982 * graphite-isl-ast-to-gimple.c
9983 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9984 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9985 (get_schedule_for_band_list): Same.
9986 (get_schedule_map): Same.
9987 (apply_schedule_map_to_scop): Same.
9988 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9989 (build_loop_iteration_domains): Same.
9990 (add_condition_to_pbb): Same.
9991 (add_param_constraints): Same.
9992 (pdr_add_memory_accesses): Same.
9993 (pdr_add_data_dimensions): Same.
9995 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9997 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10000 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10002 * common.opt (feliminate-dwarf2-dups): Replace references to
10003 "DWARF 2" with just "DWARF".
10004 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10005 * doc/extend.texi: Likewise.
10006 * doc/cpp.texi: Likewise.
10007 * doc/invoke.texi: Likewise.
10008 (Option Summary): Add -gdwarf to list of Debugging Options.
10009 (Debugging Options): Document -gdwarf.
10010 * doc/contrib.texi: Spell "DWARF" like that.
10012 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10014 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10015 warning. Fix up formatting.
10017 PR middle-end/67653
10018 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10019 attempt to mark memory input operand addressable and
10020 call prepare_gimple_addressable in that case. Don't adjust
10021 input_location for diagnostics, use error_at instead.
10023 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10025 * config/rs6000/ppc-auxv.h: New file.
10026 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10027 (cpu_is): Likewise.
10028 (cpu_supports): Likewise.
10029 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10030 (cpu_is_info): New variable.
10031 (cpu_supports_info): Likewise.
10032 (tcb_verification_symbol): Likewise.
10033 (cpu_builtin_p): Likewise.
10034 (cpu_expand_builtin): New function.
10035 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10036 (rs6000_init_builtins): Likewise.
10037 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10038 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10039 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10040 * configure: Regenerate.
10041 * config.in: Likewise.
10042 * doc/extend.texi (PowerPC Built-in Functions): Document
10043 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10045 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10048 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10050 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10053 2016-01-20 Richard Henderson <rth@redhat.com>
10059 * tree.c (tm_define_builtin): New.
10060 (find_tm_vector_type): New.
10061 (build_tm_vector_builtins): New.
10062 (build_common_builtin_nodes): Call it.
10064 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10066 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10067 (arm_fp_ok): Likewise.
10068 (arm_fp): Likewise.
10069 (arm_crypto): Likewise.
10071 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10072 Richard Biener <rguenther@suse.de>
10074 PR tree-optimization/69328
10075 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10076 vectors have same number of elements.
10077 (vectorizable_condition): Fix masked version recognition.
10079 2016-01-20 Richard Biener <rguenther@suse.de>
10081 PR tree-optimization/69345
10082 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10083 (VN_INFO_PTR_INFO): Likewise.
10084 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10085 info when it is equal between non-dominating SSA names.
10086 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10087 Make sure to look at original SSA infos.
10089 2016-01-20 Jeff Law <law@redhat.com>
10092 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10094 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10095 (pc_or_label_operand): New predicate.
10096 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10097 tests for small integers that are 2^n - 1.
10099 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10101 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10103 2016-01-19 Jeff Law <law@redhat.com>
10105 PR middle-end/69347
10106 * tree-ssa-threadbackwards.c
10107 (fsm_find_control_statement_thread_paths): Do not try to lookup
10108 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10110 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10112 * doc/lto.texi: Remove text that says only Gold has linker plugin
10115 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10117 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10118 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10119 the DIE accordingly.
10120 (modified_type_die): Add REVERSE parameter and pass it recursively,
10121 as well as to base_type_die. Adjust presence check accordingly.
10122 (base_type_for_mode): Adjust call to modified_type_die.
10123 (add_type_attribute): Add REVERSE parameter and pass it to
10125 (generic_parameter_die): Adjust call to add_type_attribute.
10126 (add_scalar_info): Likewise.
10127 (add_subscript_info): Likewise.
10128 (gen_array_type_die): Likewise.
10129 (gen_descr_array_type_die): Likewise.
10130 (gen_entry_point_die): Likewise.
10131 (gen_enumeration_type_die): Likewise.
10132 (gen_formal_parameter_die): Likewise.
10133 (gen_subprogram_die): Likewise.
10134 (gen_variable_die ): Likewise.
10135 (gen_const_die): Likewise.
10136 (gen_field_die): Likewise.
10137 (gen_pointer_type_die): Likewise.
10138 (gen_reference_type_die): Likewise.
10139 (gen_ptr_to_mbr_type_die): Likewise.
10140 (gen_inheritance_die): Likewise.
10141 (gen_subroutine_type_die): Likewise.
10142 (gen_typedef_die): Likewise.
10143 (force_type_die): Adjust call to modified_type_die.
10145 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10147 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10148 flow throughout the file. Fix broken link to Objective-C 2.0
10150 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10153 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10155 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10157 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10160 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10161 (maybe_record_node): Record cxa_pure_virtual as the only possible
10162 target if there are not ohter candidates.
10163 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10165 2016-01-19 Richard Biener <rguenther@suse.de>
10167 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10168 (get_memory_order): Likewise.
10170 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10172 * tree-vect-stmts.c (vectorizable_store): Check
10175 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10178 * gcc.c (driver::decode_argv): Add call to
10179 init_opts_obstack before init_options_struct.
10180 * opts.c (init_opts_obstack): Remove idempotency.
10181 (init_options_struct): Replace call to init_opts_obstack
10182 with a gcc_assert to verify that it has already been called.
10183 * toplev.c (toplev::main): Add call to init_opts_obstack before
10184 calls to init_options_struct.
10185 (toplev::finalize): Move cleanup of opts_obstack next to
10186 cleanup of save_decoded_options, clearing the latter, and
10187 save_decoded_options_count.
10189 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10192 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10193 attribute to unconditional. Remove %? from output template.
10195 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10196 Jiong Wang <jiong.wang@arm.com>
10198 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10199 generated from different expand order.
10201 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10203 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10204 Add support for CCMP costing.
10206 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10208 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10209 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10210 (fccmpe<mode>): Likewise.
10211 (fcmp): Rename to fcmp and globalize pattern.
10213 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10214 (aarch64_gen_ccmp_next): Add FP support.
10216 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10218 * target.def (gen_ccmp_first): Update documentation.
10219 (gen_ccmp_next): Likewise.
10220 * doc/tm.texi (gen_ccmp_first): Update documentation.
10221 (gen_ccmp_next): Likewise.
10222 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10223 expand_ccmp_expr_1. Improve comments.
10224 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10225 (ccmp_ior<mode>): Remove pattern.
10226 (cmp<mode>): Remove expand.
10227 (cmp): Globalize pattern.
10228 (cstorecc4): Use cc_register.
10229 (mov<mode>cc): Remove ccmp_cc_register check.
10230 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10231 Simplify after removal of CC_DNE/* modes.
10232 (aarch64_ccmp_mode_to_code): Remove.
10233 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10234 In 'k' case use integer as condition.
10235 (aarch64_nzcv_codes): Remove inverted cases.
10236 (aarch64_code_to_ccmode): Remove.
10237 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10238 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10239 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10240 pattern. Return the comparison with CC register. Invert conditions
10241 when bitcode is OR.
10242 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10243 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10245 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10247 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10248 instrumented_version.
10250 2016-01-19 Richard Biener <rguenther@suse.de>
10252 PR tree-optimization/69336
10253 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10254 handled components with get_ref_base_and_extent.
10255 (equal_mem_array_ref_p): Adjust.
10257 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10260 * shrink-wrap.c: Include valtrack.h.
10261 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10262 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10263 in between insn and where it will be moved to. Call
10264 dead_debug_insert_temp.
10265 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10266 first and dead_debug_local_finish at the end.
10267 For uses and defs bitmap, handle all regs in between REGNO and
10268 END_REGNO, not just the first one.
10270 2016-01-19 Richard Biener <rguenther@suse.de>
10272 PR tree-optimization/69352
10273 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10274 (equal_mem_array_ref_p): Constrain size and max size properly.
10275 Compare the reverse flag.
10277 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10279 * ira.c (ira): Update regstat data if we deleted insns.
10281 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10283 PR rtl-optimization/68955
10284 PR rtl-optimization/64557
10285 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10286 here. Fix up formatting.
10287 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10289 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10292 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10293 assume that the node has body.
10294 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10297 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10299 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10302 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10304 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10305 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10307 2016-01-19 Martin Jambor <mjambor@suse.cz>
10308 Martin Liska <mliska@suse.cz>
10309 Michael Matz <matz@suse.de>
10311 * Makefile.in (OBJS): Add new source files.
10312 (GTFILES): Add hsa.c.
10313 * common.opt (disable_hsa): New variable.
10314 (-Whsa): New warning.
10315 * config.in (ENABLE_HSA): New.
10316 * configure.ac: Treat hsa differently from other accelerators.
10317 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10318 $enable_offloading.
10319 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10320 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10321 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10322 --with-hsa-kmt-lib.
10323 * doc/invoke.texi (-Whsa): Document.
10324 (hsa-gen-debug-stores): Likewise.
10325 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10326 to invoke offload compiler for hsa acclerator.
10327 * opts.c (common_handle_option): Determine whether HSA offloading
10328 should be performed.
10329 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10330 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10331 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10332 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10333 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10334 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10335 GF_OMP_FOR_KIND_GRID_LOOP.
10336 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10337 (pp_gimple_stmt_1): Likewise.
10338 * gimple-walk.c (walk_gimple_stmt): Likewise.
10339 * gimple.c (gimple_build_omp_grid_body): New function.
10340 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10341 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10342 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10343 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10344 GF_OMP_TEAMS_GRID_PHONY.
10345 (gimple_statement_omp_single_layout): Updated comments.
10346 (gimple_build_omp_grid_body): New function.
10347 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10348 (gimple_omp_for_grid_phony): New function.
10349 (gimple_omp_for_set_grid_phony): Likewise.
10350 (gimple_omp_parallel_grid_phony): Likewise.
10351 (gimple_omp_parallel_set_grid_phony): Likewise.
10352 (gimple_omp_teams_grid_phony): Likewise.
10353 (gimple_omp_teams_set_grid_phony): Likewise.
10354 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10355 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10356 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10357 (BUILT_IN_GOMP_TARGET): Updated type.
10358 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10359 (adjust_for_condition): New function.
10360 (get_omp_for_step_from_incr): Likewise.
10361 (extract_omp_for_data): Moved parts to adjust_for_condition and
10362 get_omp_for_step_from_incr.
10363 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10364 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10365 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10366 (scan_omp_parallel): Do not create child functions for phony
10368 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10369 (scan_omp_1_op): Checking assert we are not remapping to
10370 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10371 (parallel_needs_hsa_kernel_p): New function.
10372 (expand_parallel_call): Register apprpriate parallel child
10373 functions as HSA kernels.
10374 (grid_launch_attributes_trees): New type.
10375 (grid_attr_trees): New variable.
10376 (grid_create_kernel_launch_attr_types): New function.
10377 (grid_insert_store_range_dim): Likewise.
10378 (grid_get_kernel_launch_attributes): Likewise.
10379 (get_target_argument_identifier_1): Likewise.
10380 (get_target_argument_identifier): Likewise.
10381 (get_target_argument_value): Likewise.
10382 (push_target_argument_according_to_value): Likewise.
10383 (get_target_arguments): Likewise.
10384 (expand_omp_target): Call get_target_arguments instead of looking
10385 up for teams and thread limit.
10386 (grid_expand_omp_for_loop): New function.
10387 (grid_arg_decl_map): New type.
10388 (grid_remap_kernel_arg_accesses): New function.
10389 (grid_expand_target_kernel_body): New function.
10390 (expand_omp): Call it.
10391 (lower_omp_for): Do not emit phony constructs.
10392 (lower_omp_taskreg): Do not emit phony constructs but create for them
10393 a temporary variable receiver_decl.
10394 (lower_omp_taskreg): Do not emit phony constructs.
10395 (lower_omp_teams): Likewise.
10396 (lower_omp_grid_body): New function.
10397 (lower_omp_1): Call it.
10398 (grid_reg_assignment_to_local_var_p): New function.
10399 (grid_seq_only_contains_local_assignments): Likewise.
10400 (grid_find_single_omp_among_assignments_1): Likewise.
10401 (grid_find_single_omp_among_assignments): Likewise.
10402 (grid_find_ungridifiable_statement): Likewise.
10403 (grid_target_follows_gridifiable_pattern): Likewise.
10404 (grid_remap_prebody_decls): Likewise.
10405 (grid_copy_leading_local_assignments): Likewise.
10406 (grid_process_kernel_body_copy): Likewise.
10407 (grid_attempt_target_gridification): Likewise.
10408 (grid_gridify_all_targets_stmt): Likewise.
10409 (grid_gridify_all_targets): Likewise.
10410 (execute_lower_omp): Call grid_gridify_all_targets.
10411 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10412 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10413 (tree_omp_clause): Added union field dimension.
10414 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10415 * tree.c (omp_clause_num_ops): Added number of arguments of
10416 OMP_CLAUSE__GRIDDIM_.
10417 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10418 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10419 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10420 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10421 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10422 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10423 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10424 * tree-pass.h (make_pass_gen_hsail): Declare.
10425 (make_pass_ipa_hsa): Likewise.
10426 * ipa-hsa.c: New file.
10427 * lto-section-in.c (lto_section_name): Add hsa section name.
10428 * lto-streamer.h (lto_section_type): Add hsa section.
10429 * timevar.def (TV_IPA_HSA): New.
10430 * hsa-brig-format.h: New file.
10431 * hsa-brig.c: New file.
10432 * hsa-dump.c: Likewise.
10433 * hsa-gen.c: Likewise.
10436 * toplev.c (compile_file): Call hsa_output_brig.
10437 * hsa-regalloc.c: New file.
10439 2016-01-18 Jeff Law <law@redhat.com>
10441 PR tree-optimization/69320
10442 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10443 ranged object, do nothing if the RHS constant is not [0..1].
10444 (optimize_stmt): Comparing a boolean ranged object against a
10445 constant outside [0..1] results in a compile-time constant.
10447 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10450 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10452 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10453 (Option Summary): Update to reflect new section and moved options.
10454 (C++ Dialect Options): Move -fstats to new section.
10455 (Debugging Options): Move all dump, statistics, and other GCC
10456 developer options to new section. Rewrite section introduction
10457 and re-order remaining options to put the more basic ones first.
10458 (Optimization Options): Move -fira-verbose and -flto-report* to
10460 (Developer Options): New section incorporating moved options.
10461 * doc/cppopts.texi (-dM): Update cross-reference.
10463 2016-01-18 Richard Henderson <rth@redhat.com>
10466 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10467 operands to pseudo only if CSE is expected. Split long immediate
10468 operands only after reload, and for the stack pointer.
10469 (*add<GPI>3_pluslong): Remove.
10470 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10471 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10472 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10473 (*add<GPI>3 peepholes): New.
10474 (*add<GPI>3 splitters): New.
10475 * config/aarch64/constraints.md (Upl): New.
10476 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10478 2016-01-18 Richard Biener <rguenther@suse.de>
10480 PR tree-optimization/69297
10481 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10483 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10485 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10487 PR middle-end/68542
10488 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10489 of mixind vector and scalar types.
10490 (fold_relational_const): Add handling of vector
10491 comparison with boolean result.
10492 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10493 comparison of vector operands with boolean result for EQ/NE only.
10494 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10495 (verify_gimple_cond): Likewise.
10496 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10499 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10501 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10504 2016-01-18 Richard Biener <rguenther@suse.de>
10506 PR middle-end/69308
10507 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10509 2016-01-18 Tom de Vries <tom@codesourcery.com>
10511 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10513 2016-01-18 Tom de Vries <tom@codesourcery.com>
10515 * omp-low.c (set_oacc_fn_attrib): Make extern.
10516 * omp-low.h (set_oacc_fn_attrib): Declare.
10517 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10518 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10519 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10520 Add and handle function parameter oacc_kernels_p.
10521 (find_reduc_addr, get_omp_data_i_param): New function.
10522 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10523 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10524 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10525 Calculate dominance info. Skip loops that are not in a kernels region
10526 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10527 (pass_parallelize_loops::execute): Call parallelize_loops with
10528 oacc_kernels_p argument.
10529 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10530 New member function.
10531 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10532 * passes.def: Add argument to pass_parallelize_loops instantation.
10534 2016-01-18 Tom de Vries <tom@codesourcery.com>
10536 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10537 pass_parallelize_loops to be run outside the loop pipeline.
10539 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10541 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10542 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10544 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10547 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10548 using get_ref_base_and_extent.
10549 (equal_mem_array_ref_p): New.
10550 (hashable_expr_equal_p): Add call to previous.
10552 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10555 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10556 (sra_initialize): Allocate disqualified_constants.
10557 (sra_deinitialize): Free disqualified_constants.
10558 (disqualify_candidate): Update disqualified_constants when appropriate.
10559 (create_access): Scan for constant-pool entries as we go along.
10560 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10561 (maybe_add_sra_candidate): Allow constant-pool entries.
10562 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10563 (initialize_constant_pool_replacements): New.
10564 (sra_modify_assign): Avoid mangling assignments created by previous,
10565 and don't generate writes into constant pool.
10566 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10568 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10570 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10571 andnot instruction.
10572 (scalar_chain::convert_op): Likewise.
10573 * config/i386/i386.md (*andndi3_doubleword): New.
10575 2016-01-18 Richard Biener <rguenther@suse.de>
10577 PR tree-optimization/69170
10578 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10579 building a vector from scalar results of a pattern stmt.
10581 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10583 * haifa-sched.c (autopref_multipass_init): Work around
10584 -Wmaybe-uninitialized warning.
10586 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10588 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10589 against the constant 0.
10591 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10593 PR tree-optimization/68799
10594 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10595 look up phi candidates in the statement-candidate map.
10596 (phi_add_costs): Likewise.
10597 (record_phi_increments): Likewise.
10598 (phi_incr_cost): Likewise.
10599 (ncd_with_phi): Likewise.
10600 (all_phi_incrs_profitable): Likewise.
10602 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10604 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10605 -Wmaybe-uninitialized warning.
10607 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10609 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10610 (Option Summary): Update to reflect new section and moved options.
10611 (C++ Dialect Options): Move -fvtable-verify and related options.
10612 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10613 and profiling-related options.
10614 (Optimization Options): Move profile generation options and
10615 -fstack-protector and related options.
10616 (Instrumentation Options): New section incorporating moved options.
10617 (Code Generation Options): Move -finstrument-functions and
10618 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10620 2016-01-16 Tom de Vries <tom@codesourcery.com>
10622 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10624 2016-01-16 Tom de Vries <tom@codesourcery.com>
10626 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10628 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10630 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10631 that checks whether the table is already empty. Rename the
10632 original implementation to...
10633 (hash_table::empty_slot): ...this new private function.
10635 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10637 PR diagnostic/68899
10638 * diagnostic-show-locus.c (layout::print_source_line): Move x
10639 offset of line until after call to
10640 get_line_width_without_trailing_whitespace.
10642 2016-01-15 Jeff Law <law@redhat.com>
10644 PR tree-optimization/69270
10645 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10646 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10647 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10648 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10649 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10650 ssa_name_has_boolean_range and constant_boolean_node.
10652 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10654 PR rtl-optimization/69030
10655 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10657 (spill_pseudos): Delete debug insn for dead pseudo.
10658 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10660 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10662 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10664 (TYPES_UNOPUS): Likewise.
10665 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10666 builtin type, from UNOP to UNOPUS.
10667 (lbtruncuv4sf): Likewise.
10668 (lbtruncuv2df): Likewise.
10669 (lrounduv2sf): Likewise.
10670 (lrounduv4sf): Likewise.
10671 (lrounduv2df): Likewise.
10672 (lroundusf): Likewise.
10673 (lroundusf): Likewise.
10674 (lceiluv2sf): Likewise.
10675 (lceiluv4sf): Likewise.
10676 (lceiluv2df): Likewise.
10677 (lceilusf): Likewise.
10678 (lceiludf): Likewise.
10679 (lflooruv2sf): Likewise.
10680 (lflooruv4sf): Likewise.
10681 (lflooruv2df): Likewise.
10682 (lfloorusf): Likewise.
10683 (lfloorudf): Likewise.
10684 (lfrintnuv2sf): Likewise.
10685 (lfrintnuv4sf): Likewise.
10686 (lfrintnuv2df): Likewise.
10687 (lfrintnusf): Likewise.
10688 (lfrintnudf): Likewise.
10689 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10691 (vcvtq_u32_f32): Likewise.
10692 (vcvtq_u64_f64): Likewise.
10693 (vcvta_u32_f32): Likewise.
10694 (vcvtaq_u32_f32): Likewise.
10695 (vcvtaq_u64_f64): Likewise.
10696 (vcvtm_u32_f32): Likewise.
10697 (vcvtmq_u32_f32): Likewise.
10698 (vcvtmq_u64_f64): Likewise.
10699 (vcvtn_u32_f32): Likwise.
10700 (vcvtnq_u32_f32): Likewise.
10701 (vcvtnq_u64_f64): Likewise.
10702 (vcvtp_u32_f32): Likewise.
10703 (vcvtpq_u32_f32): Likewise.
10704 (vcvtpq_u64_f64): Likewise.
10705 (vcvtmd_u64_f64): Likewise.
10706 (vcvtms_u32_f32): Likewise.
10707 (vcvtad_u64_f64): Likewise.
10708 (vcvtas_u32_f32): Likewise.
10709 (vcvtnd_u64_f64): Likewise.
10710 (vcvtns_u32_f32): Likewise.
10711 (vcvtpd_u64_f64): Likewise.
10712 (vcvtps_u32_f32): Likewise.
10714 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10716 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10717 CSEL of zero_extended registers.
10719 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10721 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10722 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10724 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10726 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10727 false when argument string is not found in the attributes table
10730 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10733 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10734 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10735 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10736 precision estimate.
10738 2016-01-15 Richard Biener <rguenther@suse.de>
10740 PR tree-optimization/66856
10741 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10742 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10743 (vect_create_new_slp_node): Increment stmt reference count.
10744 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10745 an SLP tree before swapping operands.
10746 (vect_build_slp_tree): Likewise.
10747 (destroy_bb_vec_info): Free stmt info after SLP instances.
10748 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10749 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10750 (STMT_VINFO_NUM_SLP_USES): New macro.
10752 2016-01-15 Richard Biener <rguenther@suse.de>
10755 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10756 (add_linkage_name): ... here.
10757 (gen_typedef_die): Use add_linkage_name_raw instead of
10758 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10761 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10763 * gimplify.c (oacc_default_clause): Decode reference and pointer
10764 types for both kernels and parallel regions.
10766 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10768 PR middle-end/69246
10769 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10771 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10773 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10774 (convert_scalars_to_vector): Likewise.
10776 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10778 * doc/extend.texi (Type Traits): Fix grammar.
10780 2016-01-15 Martin Jambor <mjambor@suse.cz>
10782 * tree-inline.c (remap_decl): Use existing dclarations if
10783 remapping a type and prevent_decl_creation_for_types.
10784 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10785 decls first. Do real remapping with
10786 prevent_decl_creation_for_types set.
10787 * tree-inline.h (copy_body_data): New field
10788 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10791 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10793 * config/s390/s390.opt (mmvcle): More verbose help text.
10795 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10797 * config/s390/s390.opt: Add period to -mzvector option text.
10799 2016-01-15 Richard Biener <rguenther@suse.de>
10801 PR tree-optimization/68961
10802 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10803 of invariants in stores again.
10805 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10807 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10809 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10811 * config/i386/i386.c (ix86_expand_branch): Don't split
10812 DI mode xor instruction to SI mode.
10814 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10817 * ipa-icf.c (sem_function::merge): Virtual functions may become
10818 reachable even if they address is not taken and there are no
10821 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10823 * lto-streamer-out.c (subtract_estimated_size): New function.
10824 (get_symbol_initial_value): Use it.
10826 2016-01-15 Christian Bruel <christian.bruel@st.com>
10829 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10830 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10831 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10832 use add_builtin_function_ext_scope instead of add_builtin_function.
10833 (neon_set_p, neon_crypto_set_p): Remove.
10834 (arm_init_builtins): Always call arm_init_neon_builtins and
10835 arm_init_crypto_builtins.
10836 (arm_expand_builtin): Check that builtins are allowed for the arch.
10837 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10838 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10839 arm_init_neon_builtins call.
10841 2016-01-15 Richard Biener <rguenther@suse.de>
10843 PR tree-optimization/69117
10844 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10845 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10846 of the leader conservatively.
10847 (free_scc_vn): Restore original SSA name infos.
10849 2016-01-14 Jeff Law <law@redhat.com>
10851 PR tree-optimization/69270
10852 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10853 single bit of precision, verify it's also unsigned.
10854 (record_edge_info): Use constant_boolean_node rather than fold_convert
10855 to convert boolean_true/boolean_false to the right type.
10857 2016-01-14 Richard Henderson <rth@redhat.com>
10860 * loop-doloop.c (record_reg_sets): New.
10861 (doloop_optimize): Reject the transform if the sequence
10862 clobbers registers live at the end of the loop block.
10863 (doloop_optimize_loops): Enable df_live if needed.
10865 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10867 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10868 * gcc/config/rs6000/rs6000.c: Likewise.
10869 * gcc/config/rs6000/rs6000.h: Likewise.
10870 * gcc/config/rs6000/rs6000.md: Likewise.
10871 * gcc/doc/extend.texi: Likewsie.
10873 2016-01-14 Jeff Law <law@redhat.com>
10875 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10878 2016-01-14 Richard Henderson <rth@redhat.com>
10882 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10883 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10884 instead of builtin_decl_declared_p to test for declaration.
10886 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10888 * doc/loop.texi (Loop Analysis and Representation): Document
10889 loop_depth function.
10891 2016-01-14 Tom de Vries <tom@codesourcery.com>
10893 PR tree-optimization/68773
10894 * omp-low.c (expand_omp_target): Don't set force_output.
10895 * varpool.c (varpool_node::get_create): Same.
10896 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10897 offload_funcs with force_output.
10899 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10902 * lra-eliminations.c (move_plus_up): Don't change anything if either
10903 the outer or inner subreg mode is not MODE_INT.
10904 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10905 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10907 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10909 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10910 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10911 reduc_uplus_@var{m}): Remove.
10912 * expr.c (expand_expr_real_2): Remove expansion path for
10913 reduc_[us](min|max|plus) optabs.
10914 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10915 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10916 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10917 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10918 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10919 reduc_[us](min|max|plus) optabs.
10921 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10923 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10924 (reduc_plus_scal_v2sf): New.
10925 (reduc_smax_v2sf): Rename to...
10926 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10927 (reduc_smin_v2sf): Rename to...
10928 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10930 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10932 * alias.c (compare_base_symbol_refs): New function.
10933 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10936 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10938 PR middle-end/68146
10939 PR tree-optimization/69155
10940 * tree-complex.c: Include cfganal.h.
10941 (phis_to_revisit): New variable.
10942 (extract_component): Add phiarg_p argument. Assert that returned
10943 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10944 (update_phi_components): Partly rewrite to use loop over real/imag
10945 components instead of code duplication. If extract_component returns
10946 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10947 create_tmp_reg into the PHI node instead, and mention the phi triplet
10948 in phis_to_revisit.
10949 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10950 in phis_to_revisit at the end.
10952 2016-01-14 Richard Biener <rguenther@suse.de>
10954 PR tree-optimization/68060
10955 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10956 outer loop reduction is only used in the inner loop before
10957 detecting a double reduction.
10959 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10962 * combine.c (expand_field_assignment): Punt if compute_mode is
10963 unsupported scalar mode.
10965 2016-01-14 Richard Biener <rguenther@suse.de>
10967 PR tree-optimization/66856
10968 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10969 SLP node only if it built successfully.
10970 (vect_analyze_slp_instance): Adjust.
10972 2016-01-14 Jeff Law <law@redhat.com>
10974 PR tree-optimization/69270
10975 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10976 (record_edge_info): Use it. Convert boolean_{true,false}_node
10977 to the type of op0.
10979 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10982 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10983 use block_ultimate_origin
10984 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10986 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10988 * doc/invoke.texi (Submodel Options): Rename section to
10989 "Machine-Dependent Options" to better reflect its content.
10990 Rewrite introductory text to remove archaic CPU names.
10993 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10995 * doc/invoke.texi (Code Gen Options): Move section up in file,
10996 before target-specific options. Update menu and option summary
10997 to reflect the new section ordering.
10999 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11001 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11002 (C++ Dialect Options): Add cross-reference to -std option.
11003 * doc/standards.texi (C++ Language): Document C++14 support.
11005 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11007 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11008 for pack/unpack functions for __ibm128.
11009 (PACK_IF): Likewise.
11010 (UNPACK_IF): Likewise.
11012 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11013 support for __ibm128 pack/unpack functions.
11014 (rs6000_invalid_builtin): Likewise.
11015 (rs6000_init_builtins): Likewise.
11016 (rs6000_opt_masks): Likewise.
11018 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11019 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11021 (RS6000_BTM_COMMON): Likewise.
11023 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11024 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11025 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11026 128-bit floating point. Add support for the double values to be
11027 in Altivec registers for TF/IF packing and unpacking, but restrict
11028 TD packing sub-fields to be FPR registers. Don't allow overlapped
11029 register support for packing. Allow pack inputs to be memory
11030 locations. Don't build generator functions for unpack<mode>_dm
11031 and unpack<mode>_nodm.
11032 (unpack<mode>_dm): Likewise.
11033 (unpack<mode>_nodm): Likewise.
11034 (pack<mode>): Likewise.
11036 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11037 built-in functions to pack/unpack explicit __ibm128 values.
11038 (__builtin_unpack_ibm128): Likewise.
11040 * doc/extend.texi (PowerPC Built-in Functions): Document
11041 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11043 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11046 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11047 Add new arg loc and pass it down as context.
11048 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11049 to the location to use for the warning.
11050 (check_function_arguments): New arg loc. All callers changed. Pass
11051 it to check_function_nonnull.
11052 * c-common.h (check_function_arguments): Adjust declaration.
11054 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11056 PR tree-optimization/69156
11057 * gimple.c (validate_type): Removed.
11058 (gimple_builtin_call_types_compatible_p): Use
11059 useless_type_conversion_p instead of validate_type.
11060 * value-prof.c (gimple_stringop_fixed_value): Fold
11061 icall_size to correct type.
11063 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11065 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11068 2016-01-13 Richard Henderson <rth@redhat.com>
11071 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11072 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11073 (ix86_builtin_tm_store): Remove.
11074 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11075 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11076 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11077 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11078 * doc/tm.texi: Rebuild.
11080 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11081 (BUILT_IN_TM_MEMCPY_RTWN): New.
11082 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11083 fallback from vector to integer helpers.
11084 (build_tm_load): Handle vector types directly, instead of
11086 (build_tm_store): Likewise.
11087 (expand_assign_tm): Prepare for register types not handled by
11088 the above. Copy them to memory and use memcpy.
11089 * tree.c (tm_define_builtin): New.
11090 (find_tm_vector_type): New.
11091 (build_tm_vector_builtins): New.
11092 (build_common_builtin_nodes): Call it.
11094 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11096 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11097 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11099 2016-01-13 Tom de Vries <tom@codesourcery.com>
11101 PR tree-optimization/69169
11102 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11103 handled_struct_type param.
11104 (create_variable_info_for, intra_create_variable_infos): Call
11105 create_variable_info_for_1 with extra arg.
11107 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11109 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11110 and "armv8.1-a+crc" entries.
11112 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11115 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11116 Change first operand predicate from register_or_constm1_operand
11117 to register_operand.
11118 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11119 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11120 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11121 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11122 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11123 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11124 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11125 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11126 comparison with constm1_rtx from vec_prefetch_gen part.
11128 2016-01-13 Richard Biener <rguenther@suse.de>
11130 PR tree-optimization/69013
11131 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11132 Exchange assert for a test.
11134 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11137 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11139 2016-01-13 Richard Biener <rguenther@suse.de>
11141 PR tree-optimization/69242
11142 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11143 assert with a check.
11145 2016-01-13 Richard Biener <rguenther@suse.de>
11147 PR tree-optimization/69186
11148 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11149 Properly guard vect_update_misalignment_for_peel call.
11151 2016-01-12 Jeff Law <law@redhat.com>
11153 PR tree-optimization/pr67755
11154 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11155 "need_profile_correction".
11156 (thread_block_1): Initialize new field to false by default. If we
11157 have multiple thread paths through a common joiner to different
11158 final targets, then set new field to true.
11159 (compute_path_counts): Only do count adjustment when it's really
11162 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11164 * doc/invoke.texi (Spec Files): Move section down in file, past
11165 all command-line option descriptions.
11167 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11169 PR middle-end/54809
11170 * doc/gty.texi: Remove documentation of mark_hook.
11171 * gengtype.c (struct write_types_data): Remove code to support
11172 mark_hook attribute.
11173 (walk_type): Likewise.
11174 (write_func_for_structure): Likewise.
11176 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11178 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11179 Directory Options, and -specs= to Overall Options.
11180 (Overall Options): Adjust similarly. Reorder to group related
11181 options together. Make -specs= cross-reference the spec file details.
11182 (Directory Options): Adjust similarly.
11184 2016-01-12 Jeff Law <law@redhat.com>
11186 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11188 2016-01-12 Olivier Hainque <hainque@adacore.com>
11190 * gcc.c (spec_undefvar_allowed): New global.
11191 (process_command): Set to true when running for --version or --help,
11193 (getenv_spec_function): When the variable is not defined, use the
11194 variable name as the variable value if we're allowed not to issue
11197 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11199 PR tree-optimization/68911
11200 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11201 information computed for expression "init + nit * step".
11203 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11205 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11206 about name of GCC executable. Remove deleted node from menu.
11207 (Directory Options) <-B>: Remove cross-reference to deleted node.
11208 (Target Options): Delete section.
11210 2016-01-12 Christian Bruel <christian.bruel@st.com>
11213 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11214 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11216 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11219 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11220 aligned_mem is properly set for AVX512-VL floating point masked
11224 * ifcvt.c (cond_exec_process_if_block): When removing the last
11225 insn from then_bb, remove also any possible barriers that follow it.
11227 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11231 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11232 (PTRDIFF_TYPE): Likewise.
11233 (WCHAR_TYPE): Likewise.
11234 (WCHAR_TYPE_SIZE): Likewise.
11235 (STDINT_LONG32): Likewise.
11237 2016-01-12 Richard Biener <rguenther@suse.de>
11239 PR tree-optimization/69053
11240 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11241 convert initial value for cond reductions.
11243 2016-01-12 Richard Biener <rguenther@suse.de>
11245 PR tree-optimization/69007
11246 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11247 widen_sum after dot_prod and sad.
11249 2016-01-12 Richard Biener <rguenther@suse.de>
11251 PR tree-optimization/69168
11252 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11253 pattern stmt SLP type.
11254 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11255 end up unused so cope with that case.
11257 2016-01-12 Richard Biener <rguenther@suse.de>
11259 PR tree-optimization/69157
11260 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11261 stmts def type only during analyze phase.
11262 (vectorizable_call): Likewise.
11263 (vectorizable_simd_clone_call): Likewise.
11264 (vectorizable_conversion): Likewise.
11265 (vectorizable_assignment): Likewise.
11266 (vectorizable_shift): Likewise.
11267 (vectorizable_operation): Likewise.
11268 (vectorizable_store): Likewise.
11269 (vectorizable_load): Likewise.
11271 2016-01-12 Richard Biener <rguenther@suse.de>
11273 PR tree-optimization/69174
11274 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11276 (vectorizable_load): Properly compute the number of loads needed
11277 for permuted strided SLP loads and do not spuriously assign
11278 to SLP_TREE_VEC_STMTS.
11280 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11282 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11283 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11284 (MD_EXEC_PREFIX): Remove.
11285 (MD_STARTFILE_PREFIX) Removee.
11286 (FILE_NAME_ABSOLUTE_P): Remove.
11287 (CPP_SPEC): Do not read macros from sys/version.h.
11288 (LINK_COMMAND_SPEC): Remove.
11289 (LOCAL_INCLUDE_DIR): Remove.
11290 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11291 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11292 (POST_LINK_SPEC): Define to invoke stubify after linker
11293 (LIBSTDCXX): Remove define
11294 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11295 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11296 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11297 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11298 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11299 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11300 (i386_djgpp_asm_named_section): Add propotype of new procedure
11302 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11303 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11304 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11305 in config/i386/djgpp.h).
11306 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11307 STANDARD_STARTFILE_PREFIX_1.
11308 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11309 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11310 installation errors.
11311 (MAX_OFILE_ALIGNMENT): Define to 128.
11312 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11314 * config/i386/djgpp.c: New file. Add implementation of
11315 i386_djgpp_asm_named_section.
11317 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11319 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11320 Add rule for building djgpp.o.
11322 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11324 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11325 (rtx_is_swappable_p): Reductions are swappable.
11326 (insn_is_swappable_p): V2DF reductions are swappable.
11328 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11330 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11331 reloads for other unsupported memory operands.
11333 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11334 Jim Wilson <jim.wilson@linaro.org>
11337 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11338 copy_to_mode_reg instead of force_reg.
11340 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11343 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11344 TARGET_80387 is true.
11346 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11349 * lra-eliminations.c (move_plus_up): Only move plus up
11350 if subreg of the constant can be simplified into constant
11351 and use the simplified subreg of the constant instead of
11352 the original constant.
11354 * fold-const.c (fold_convertible_p): Don't return true
11355 for conversion of VECTOR_TYPE to same sized integral type.
11356 (fold_convert_loc): Fix up formatting. Fold conversion of
11357 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11358 instead of NOP_EXPR.
11360 PR tree-optimization/69214
11361 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11362 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11365 PR tree-optimization/69207
11366 * tree-vect-slp.c (vect_get_constant_vectors): For
11367 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11368 fold_convertible_p to vector_type's element type, and always
11369 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11371 2016-01-11 Richard Biener <rguenther@suse.de>
11373 PR tree-optimization/69173
11374 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11375 fixup the cycle if all stmts are in a pattern.
11377 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11379 PR middle-end/68999
11380 * alias.c (base_alias_check): Move check for addresses with
11381 alignment ANDs before the call for compare_base_decls.
11382 (memrefs_conflict_p): Return -1 for different decls
11383 that went through alignment adjustments.
11385 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11387 PR rtl-optimization/68796
11388 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11389 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11390 and QImode comparisons against zero with CC_NZmode.
11391 * config/aarch64/iterators.md (short_mask): New mode_attr.
11393 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11395 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11396 (<avx512>_store<mode>_mask): Likewise.
11398 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11399 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11401 PR rtl-optimization/68841
11402 * ifcvt.c (struct noce_if_info): Add orig_x field.
11403 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11404 Don't record conflicts on to_rename if it's present.
11405 Allow memory destinations in sets.
11406 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11407 blocks, passing orig_x to the checks.
11408 (noce_process_if_block): Set if_info->orig_x appropriately.
11410 2016-01-11 Tom de Vries <tom@codesourcery.com>
11412 PR tree-optimization/69069
11413 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11415 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11417 PR rtl-optimization/68920
11418 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11419 of conditional moves for RTL if-conversion to 1 for
11420 TARGET_ONE_IF_CONV_INSN.
11421 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11422 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11423 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11424 parameter to restirct number of conditional moves for
11426 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11427 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11430 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11433 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11434 onepart vars. Fix typo in comment. Fix reversed condition in
11436 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11439 * var-tracking.c (dump_onepart_variable_differences): New.
11440 (dataflow_set_different): If a detailed dump is requested,
11441 delay early returns and dump differences between onepart
11442 variables present before and after, and added variables.
11444 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11447 * expr.c (expand_expr_real_1): For boolean vector constants
11448 with a scalar mode use const_scalar_mask_from_tree.
11449 (const_scalar_mask_from_tree): New.
11450 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11451 assigned to a mask type to handle constants.
11453 2016-01-11 Martin Jambor <mjambor@suse.cz>
11456 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11457 useless parameters if we cannot change function signature.
11459 2016-01-11 Martin Jambor <mjambor@suse.cz>
11462 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11465 2016-01-11 Tom de Vries <tom@codesourcery.com>
11467 PR tree-optimization/69109
11468 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11471 2016-01-11 Tom de Vries <tom@codesourcery.com>
11473 PR tree-optimization/69108
11474 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11475 res is not used in a phi.
11477 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11480 * common.opt (frandom-seed): Fix parameter name.
11481 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11483 2016-01-11 Tom de Vries <tom@codesourcery.com>
11485 PR tree-optimization/69058
11486 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11489 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11491 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11492 (mcode-density): Likewise.
11494 2016-01-10 Tom de Vries <tom@codesourcery.com>
11496 PR tree-optimization/69062
11497 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11498 (parallelize_loops): Don't paralelize loop that has phi with address
11501 2016-01-10 Tom de Vries <tom@codesourcery.com>
11503 PR tree-optimization/69039
11504 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11507 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11509 PR middle-end/68743
11510 * match.pd: Require target has function_c99_misc before doing
11511 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11513 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11515 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11517 * configure: Regenerate.
11519 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11521 PR middle-end/50865
11522 PR tree-optimization/69097
11523 * fold-const.h (expr_not_equal_to): New prototype.
11524 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11525 (expr_not_equal_to): New function.
11526 * match.pd (X % -Y is the same as X % Y): Don't optimize
11527 unless X is known not to be equal to minimum or Y is known
11528 not to be equal to -1.
11529 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11530 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11531 (simplify_stmt_using_ranges): Adjust caller.
11532 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11533 substitute_and_fold.
11535 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11537 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11540 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11542 PR tree-optimization/69167
11543 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11544 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11546 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11548 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11549 Richard Biener <rguenther@suse.de>
11551 PR tree-optimization/68707
11552 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11553 instances that can be handled via vect_load_lanes.
11555 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11557 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11558 if we can't determine address equivalence.
11559 * alias.c (compare_base_decl): Update for changed return value of
11560 symtab_node::equal_address_to.
11562 2016-01-08 Jason Merrill <jason@redhat.com>
11566 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11567 * expr.c (store_field): Not here.
11568 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11569 call with TREE_ADDRESSABLE type.
11570 * tree-cfg.c (verify_gimple_call): Adjust.
11572 2016-01-08 Olivier Hainque <hainque@adacore.com>
11574 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11577 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11579 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11580 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11581 (reduc_smin_v2sf): Rename to...
11582 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11583 (reduc_splus_v2sf): Rename to...
11584 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11586 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11588 PR tree-optimization/69162
11589 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11590 valist argument in another argument.
11591 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11592 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11593 to determine the va_list type, build a MEM_REF instead of
11594 build_fold_indirect_ref.
11596 PR tree-optimization/69172
11597 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11600 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11602 PR tree-optimization/67781
11603 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11604 and cmpnop in two steps: first the ones not accessed in original
11605 gimple expression in a endian independent way and then the ones not
11606 accessed in the final result in an endian-specific way.
11608 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11610 PR tree-optimization/69083
11611 * tree-vect-slp.c (vect_get_constant_vectors): For
11612 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11613 element type. If op is fold_convertible_p to vector_type's element
11614 type, use NOP_EXPR instead of VCE.
11616 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11618 PR rtl-optimization/67778
11619 PR rtl-optimization/68634
11620 PR rtl-optimization/68909
11621 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11622 block from the stack until done with it. Remove a superfluous
11623 bitmap set. Remove a superfluous bitmap test.
11625 2016-01-07 Martin Sebor <msebor@redhat.com>
11628 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11629 constraint on the type of arguments.
11631 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11633 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11634 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11635 unaligned_access on the gcc_options set.
11636 * config/arm/arm.c (arm_option_override_internal): Use
11637 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11639 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11642 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11643 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11645 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11648 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11651 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11652 depending on frame_pointer_needed before remaining integer and SSE
11653 registers are saved.
11655 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11658 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11660 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11663 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11664 Use the "xBm" constraint.
11665 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11667 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11668 (sse_cvtsi2ssq<round_name>): Likewise.
11669 (sse_cvtss2si<round_name>): Likewise.
11670 (sse_cvtss2siq<round_name>): Likewise.
11671 (sse2_cvtsi2sdq<round_name>): Likewise.
11672 (sse2_cvtsd2si<round_name>): Likewise.
11673 (sse2_cvtsd2siq<round_name>): Likewise.
11674 * config/i386/subst.md (round_nimm_scalar_predicate): New
11677 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11679 PR middle-end/67639
11680 * varasm.c (make_decl_rtl): Mark invalid register vars as
11683 PR rtl-optimization/66206
11684 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11685 All callers changed.
11687 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11689 PR tree-optimization/69141
11690 * tree-ssa-pre.c: Include langhooks.h.
11691 (eliminate_dom_walker::before_dom_children): Use
11692 lang_hooks.decl_printable_name instead of
11693 cgraph_node::get ()->name ().
11695 PR middle-end/68960
11696 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11697 it and DECL_ALIGN too.
11699 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11701 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11703 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11706 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11707 depending on frame_pointer_needed before remaining integer and SSE
11708 registers are saved.
11710 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11712 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11713 mode iterator with VSX_M2.
11714 (*p9_vecstore_<mode>): Likewise.
11715 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11716 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11717 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11718 (define_split for VSX_LE128 stores): Likewise.
11719 (define_peephole2 for TImode LE swaps): Likewise.
11720 (define_split for VSX_LE128 post-reload stores): Likewise.
11722 2016-01-06 Marek Polacek <polacek@redhat.com>
11725 * convert.c (convert_to_integer_1): Adjust call to
11726 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11727 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11728 EXPR instead of ARG.
11729 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11731 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11734 * doc/extend.texi (RL78 Variable Attributes): New section.
11736 2016-01-05 Marek Polacek <polacek@redhat.com>
11739 * builtins.c (get_memmodel): Use expansion point location rather than
11740 the input location. Call warning_at rather than warning.
11741 (expand_builtin_atomic_compare_exchange): Likewise.
11742 (expand_builtin_atomic_load): Likewise.
11743 (expand_builtin_atomic_store): Likewise.
11744 (expand_builtin_atomic_clear): Likewise.
11746 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11749 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11750 Replace nonimmediate_operand with vector_operand.
11751 * config/i386/predicates.md (vector_operand): New predicate.
11752 (general_vector_operand): Replace nonimmediate_operand with
11754 * config/i386/sse.md: Replace nonimmediate_operand with
11755 vector_operand and m constraint with Bm constraint on SSE
11756 patterns with 16-byte memory operand.
11757 * config/i386/subst.md (round_nimm_predicate): Replace
11758 nonimmediate_operand with vector_operand.
11759 (round_saeonly_nimm_predicate): Likewise.
11760 (round_saeonly_nimm_scalar_predicate): New.
11762 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11765 * config/i386/constraints.md (Bm): New constraint.
11766 * config/i386/predicates.md (vector_memory_operand): New
11768 * config/i386/sse.md: Replace xm with xBm in plusminus and
11769 any_logic patterns.
11771 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11774 * doc/extend.texi (V850 Function Attributes): New section.
11775 (V850 Variable Attributes): New section.
11777 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11780 * doc/extend.texi (MicroBlaze Function Attributes): Document
11781 interrupt_handler and fast_interrupt attributes.
11783 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11786 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11787 for local symbolic operands.
11788 * config/ia64/predicates.md (local_symbolic_operand64): New
11791 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11793 PR rtl-optimization/68651
11794 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11797 2016-01-05 Nathan Sidwell <nathan@acm.org>
11799 * alias.c (compare_base_decls): Use symtab_node::get.
11801 2016-01-05 Nick Clifton <nickc@redhat.com>
11804 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11805 secondary_reload_info structure.
11808 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11809 decls if weak support is available.
11811 2016-01-04 Martin Sebor <msebor@redhat.com>
11813 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11815 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11817 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11818 OPTION_MASK_P9_DFORM.
11820 * config/rs6000/constraints.md (wo constraint): New constraint for
11823 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11825 (rs6000_init_hard_regno_mode_ok): Likewise.
11827 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11830 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11831 expanders not to have constraints. Add support for ISA 3.0 xxperm
11832 instruction. Add support for fusing xxlor with xxperm.
11833 (altivec_vperm_<mode>_internal): Likewise.
11834 (altivec_vperm_v8hiv16qi): Likewise.
11835 (altivec_vperm_<mode>v16q): Likewise.
11836 (altivec_vperm_<mode>_uns): Likewise.
11837 (vperm_v8hiv4si): Likewise.
11838 (vperm_v16qiv8hi): Likewise.
11840 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11842 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11844 Update copyright years.
11846 * gcc.c (process_command): Update copyright notice dates.
11847 * gcov-dump.c (print_version): Ditto.
11848 * gcov.c (print_version): Ditto.
11849 * gcov-tool.c (print_version): Ditto.
11850 * gengtype.c (create_file): Ditto.
11851 * doc/cpp.texi: Bump @copying's copyright year.
11852 * doc/cppinternals.texi: Ditto.
11853 * doc/gcc.texi: Ditto.
11854 * doc/gccint.texi: Ditto.
11855 * doc/gcov.texi: Ditto.
11856 * doc/install.texi: Ditto.
11857 * doc/invoke.texi: Ditto.
11859 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11861 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11862 modes larger than TImode as TImode if NEON is not enabled.
11864 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11867 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11868 mode for %f0-%f31 only if TARGET_FPU.
11870 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11873 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11874 to compute the PACKED_P predicate.
11875 (function_arg_record_value): Minor tweaks.
11877 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11879 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11880 option for arm*-*-* targets.
11882 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11884 * doc/extend.texi (Common Function Attributes): Move docs for
11885 MSP430-specific attributes to....
11886 (MSP430 Function Attributes): ...here. Delete the redundant
11887 entries and copy-edit the remaining text.
11888 (MSP430 Variable Attributes): Use uniform format for index
11889 entries and add a cross-reference to the corresponding function
11892 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11894 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11896 (x86 Options): Likewise.
11898 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11902 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11903 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11904 to corresponding attribute.
11906 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11908 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11909 to correct alphabetization of table. Copy-edit and correct
11911 <stack_protect>: Likewise.
11912 <target_clones>: Likewise.
11914 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11915 Correct punctuation.
11916 (Code Gen Options) <-fno-plt>: Copy-edit.
11918 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11921 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11922 SI values. Explicitly convert SI to DI and vice-versa.
11924 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11926 PR tree-optimization/69070
11927 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11928 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11931 * ubsan.c (ubsan_instrument_float_cast): Call
11932 initialize_sanitizer_builtins.
11935 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11937 Copyright (C) 2016 Free Software Foundation, Inc.
11939 Copying and distribution of this file, with or without modification,
11940 are permitted in any medium without royalty provided the copyright
11941 notice and this notice are preserved.