1 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4 Change --param max-completely-peeled-times to
5 --param max-completely-peel-times in dump file printing.
7 2016-05-13 Richard Biener <rguenther@suse.de>
9 PR tree-optimization/42587
10 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
11 (find_bswap_or_nop_1): Likewise.
12 (bswap_replace): Likewise.
14 2016-05-13 Martin Liska <mliska@suse.cz>
16 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
17 Initialize a variable with default value.
19 2016-05-13 Martin Liska <mliska@suse.cz>
21 * doc/invoke.texi: Enhance explanation of error recovery
24 2016-05-13 Martin Liska <mliska@suse.cz>
26 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
27 (struct cost_pair): Change inv_expr_id (int) to inv_expr
29 (struct iv_inv_expr_ent): Comment struct fields.
30 (sort_iv_inv_expr_ent): New function.
31 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
32 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
33 a hash_map between iv_inv_expr_ent and number of usages.
34 (niter_for_exit): Fix coding style.
35 (tree_ssa_iv_optimize_init): Use renamed variable.
36 (determine_base_object): Fix coding style.
38 (find_interesting_uses_outside): Likewise.
39 (add_candidate_1): Likewise.
40 (add_standard_iv_candidates): Likewise.
41 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
42 (prepare_decl_rtl): Fix coding style.
43 (get_address_cost): Likewise.
44 (get_shiftadd_cost): Likewise.
45 (force_expr_to_var_cost): Likewise.
46 (compare_aff_trees): Likewise.
47 (get_expr_id): Restructure the function.
48 (get_loop_invariant_expr_id): Renamed to
49 get_loop_invariant_expr.
50 (get_computation_cost_at): Replace usage of inv_expr_id with
52 (get_computation_cost): Likewise.
53 (determine_group_iv_cost_generic): Likewise.
54 (determine_group_iv_cost_address): Likewise.
55 (iv_period): Fix coding style.
56 (iv_elimination_compare_lt): Likewise.
57 (may_eliminate_iv): Likewise.
58 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
60 (determine_group_iv_costs): Dump invariant expressions.
61 (iv_ca_recount_cost): Use the newly added hash_map.
62 (iv_ca_set_remove_invariants): Fix coding style.
63 (iv_ca_set_add_invariants): Fix coding style.
64 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
66 (iv_ca_set_cp): Likewise.
67 (iv_ca_new): Initialize the newly added hash_map and remove
68 initialization of fields.
69 (iv_ca_free): Delete the hash_map.
70 (iv_ca_dump): Dump invariant expressions.
71 (iv_ca_extend): Fix coding style.
72 (try_add_cand_for): Likewise.
73 (create_new_ivs): Dump information about # of avg iterations and
74 # of used invariant expressions.
75 (rewrite_use_compare): Fix coding style.
76 (free_loop_data): Set default value for max_inv_expr_id.
78 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
80 * cse.c (rest_of_handle_cse): Use cleanup_cfg
81 returned value cse_cfg_altered computation.
82 (rest_of_handle_cse2): Likewise.
83 (rest_of_handle_cse_after_global_opts): Likewise.
85 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
88 * config/arm/arm.c (arm32_output_mi_thunk): New.
89 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
90 to split Thumb1 vs TARGET_32BIT functionality.
91 (arm_thumb1_mi_thunk): New.
93 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
95 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
98 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
101 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
103 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
105 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
106 (expand_builtin_trap): Emit a regular call.
107 (set_builtin_user_assembler_name): Remove obsolete cases.
108 * dse.c (scan_insn): Adjust.
109 * except.c: Include calls.h.
110 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
111 emit a regular call to setjmp.
112 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
113 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
114 (emit_block_move_via_libcall): Delete.
115 (block_move_fn): Delete.
116 (init_block_move_fn): Likewise.
117 (emit_block_move_libcall_fn): Likewise.
118 (emit_block_op_via_libcall): New function.
119 (set_storage_via_libcall): Tidy up and use memset builtin.
120 (block_clear_fn): Delete.
121 (init_block_clear_fn): Likewise.
122 (clear_storage_libcall_fn): Likewise.
123 (expand_assignment): Call emit_block_move_via_libcall.
124 Do not include gt-expr.h.
125 * expr.h (emit_block_op_via_libcall): Declare.
126 (emit_block_copy_via_libcall): New inline function.
127 (emit_block_move_via_libcall): Likewise.
128 (emit_block_comp_via_libcall): Likewise.
129 (block_clear_fn): Delete.
130 (init_block_move_fn): Likewise.
131 (init_block_clear_fn): Likewise.
132 (emit_block_move_via_libcall): Likewise.
133 (set_storage_via_libcall): Add default parameter value.
134 * libfuncs.h (enum libfunc_index): Remove obsolete values.
135 (abort_libfunc): Delete.
136 (memcpy_libfunc): Likewise.
137 (memmove_libfunc): Likewise.
138 (memcmp_libfunc): Likewise.
139 (memset_libfunc): Likewise.
140 (setbits_libfunc): Likewise.
141 (setjmp_libfunc): Likewise.
142 (longjmp_libfunc): Likewise.
143 (profile_function_entry_libfunc): Likewise.
144 (profile_function_exit_libfunc): Likewise.
145 (gcov_flush_libfunc): Likewise.
146 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
147 and DECL_VISIBILITY on the declaration.
148 (init_optabs): Do not initialize obsolete libfuncs.
149 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
150 * tree-core.h (ECF_RET1): Define.
151 (ECF_TM_PURE): Adjust.
152 (ECF_TM_BUILTIN): Likewise.
153 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
154 (build_common_builtin_nodes): Initialize abort builtin.
155 Add ECF_RET1 on memcpy, memmove and memset builtins.
156 Pass final flags for alloca and alloca_with_align builtins.
157 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
159 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
160 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
161 set_storage_via_libcall and call emit_block_copy_via_libcall.
163 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
165 * config/i386/i386.md (*call_got_x32): Change operand 0 to
166 DImode before it is passed to ix86_output_call_operand.
167 (*call_value_got_x32): Ditto for operand 1.
169 2016-05-12 Jiong Wang <jiong.wang@arm.com>
171 PR rtl-optimization/70904
172 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
173 reload for wide mode.
175 2016-05-12 Marek Polacek <polacek@redhat.com>
178 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
179 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
180 * langhooks.h (incomplete_type_error): Likewise.
181 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
182 parameter, pass it down to incomplete_type_error.
183 * tree.h (size_in_bytes): New inline overload.
184 (size_in_bytes_loc): Renamed from size_in_bytes.
186 2016-05-12 Richard Biener <rguenther@suse.de>
188 PR tree-optimization/71059
189 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
190 nary before looking up or entering the expression into the VN
192 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
193 Make sure to re-use NARYs without result as inserted by
196 2016-05-12 Richard Biener <rguenther@suse.de>
198 PR tree-optimization/71062
199 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
201 * tree-ssa-structalias.c (set_uids_in_ptset): Set
202 vars_contains_restrict if the var is a restrict tag.
203 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
204 do not disambiguate pointers against it.
205 (dump_points_to_solution): Re-structure and adjust for new
206 vars_contains_restrict flag.
207 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
209 2016-05-12 Martin Liska <mliska@suse.cz>
211 * doc/invoke.texi: Explain connection between
212 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
214 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
216 PR tree-optimization/71006
217 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
218 consider COND_EXPR as a mask producer.
220 2016-05-12 Marek Polacek <polacek@redhat.com>
223 * opts.c (common_handle_option): Detect missing argument for --help^.
225 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
228 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
229 when popping the PC and within an interrupt handler routine.
230 Add missing tab to output of "ldmfd".
231 (output_return_instruction): Output LDMFD with SP update rather
232 than POP when returning from interrupt handler.
234 2016-05-12 Jakub Jelinek <jakub@redhat.com>
236 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
237 TARGET_64BIT && TARGET_AVX512DQ.
238 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
239 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
240 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
241 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
242 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
243 (*vec_extractv4si_zext): Add avx512dq alternative.
244 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
245 use v instead of x constraint in other alternatives where possible.
247 * config/i386/sse.md (sse2_loadld): Use v instead of x
248 constraint in alternatives 0,1,4.
250 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
251 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
252 v constraints instead of x and <pinsr_evex_isa> isa attribute.
255 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
256 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
257 is not emitted unless TARGET_AVX512BW.
258 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
259 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
260 for the result operand.
262 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
263 constraint instead of x in avx alternatives. Use maybe_evex instead
266 * config/i386/constraints.md (Yv): New constraint.
267 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
268 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
269 * config/i386/i386.md (avx512fvecmode): New mode attr.
270 (*pushtf): Use v constraint instead of x.
271 (*movtf_internal): Likewise. For TARGET_AVX512VL and
272 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
273 (*absneg<mode>2): Use Yv constraint instead of x constraint.
274 (*absnegtf2_sse): Likewise.
275 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
276 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
277 avx512f alternatives.
278 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
280 2016-05-12 Richard Biener <rguenther@suse.de>
282 PR tree-optimization/71060
283 * tree-data-ref.c (initialize_data_dependence_relation): Do not
284 require exact match of DR_BASE_OBJECT but only matching address and
287 2016-05-12 Richard Biener <rguenther@suse.de>
289 PR tree-optimization/70986
290 * cfganal.c: Include cfgloop.h.
291 (dfs_find_deadend): Prefer to take edges exiting loops.
293 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
295 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
296 compile and run time.
298 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
301 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
303 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
305 * config/i386/i386.c (legitimize_pic_address): Use
306 copy_to_suggested_reg instead of gen_movsi.
308 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
310 * config/rs6000/predicates.md (quad_memory_operand): Move most of
311 the code into quad_address_p and call it to share code with
312 vsx_quad_dform_memory_operand.
313 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
315 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
316 bit instead of being a separate word. Split -mpower9-dform into
317 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
318 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
319 for the register class supporting 128-bit quad word memory offsets.
320 (mode_supports_vsx_dform_quad): Helper function to return if the
321 register class uses quad word memory offsets.
322 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
323 (rs6000_debug_reg_global): Always print if we are using LRA or not.
324 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
325 instructions are enabled, set up the appropriate addr_masks for
327 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
328 -mpower9-dform-scalar, instead of -mpower9-dform.
329 (rs6000_option_override_internal): Split -mpower9-dform into two
330 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
331 -mpower9-dform switch sets or clears both. If we are not using
332 the LRA register allocator, do not enable -mpower9-dform-vector by
333 default. If we are using LRA, enable -mpower9-dform-vector and
334 -mvsx-timode if it is appropriate. Issue a warning if either
335 -mpower9-dform-vector or -mvsx-timode are explicitly used without
337 (quad_address_offset_p): New helper function to return if the
338 offset is legal for quad word memory instructions.
339 (quad_address_p): New function to determin if GPR or vector
340 register quad word memory addresses are legal.
341 (mem_operand_gpr): Validate quad word address offsets.
342 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
343 d-form (register + offset) instructions.
344 (offsettable_ok_by_alignment): Likewise.
345 (rs6000_legitimate_offset_address_p): Likewise.
346 (legitimate_lo_sum_address_p): Likewise.
347 (rs6000_legitimize_address): Likewise.
348 (rs6000_legitimize_reload_address): Add more debug statements for
350 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
352 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
353 d-form instructions. Distinguish different cases in debug
354 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
356 (rs6000_preferred_reload_class): Likewise.
357 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
358 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
359 of the ISA 2.06 indexed memory instructions.
360 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
361 use them to save/restore the saved vector registers instead of
362 using Altivec instructions.
363 (rs6000_emit_epilogue): Likewise.
364 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
365 (rs6000_opt_masks): Split -mpower9-dform into
366 -mpower9-dform-scalar and -mpower9-dform-vector.
367 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
369 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
370 ISA 3.0 vector indexed memory instructions, and fold the code into
371 the normal mov<mode> patterns.
372 (p9_vecstore_<mode>): Likewise.
373 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
375 (vsx_movti_64bit): Likewise.
376 (vsx_movti_32bit): Likewise.
377 * config/rs6000/constraints.md (wO constraint): New constraint for
378 ISA 3.0 vector d-form support.
379 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
380 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
381 include -mpower9-dform-vector until we switch over to LRA.
382 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
383 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
384 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
385 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
386 for -mpower9-dform and -mlra.
387 * doc/md.texi (wO constraint): Document wO constraint.
389 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
391 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
392 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
393 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
394 Move handling of non-insn arguments inline into the sole user:
395 (output_trans_func): ...here.
396 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
397 in emitted function prototype.
398 (output_internal_insn_latency_func): Ditto. Simplify.
399 (output_internal_maximal_insn_latency_func): Ditto. Delete
400 always-unused argument.
401 (output_insn_latency_func): Ditto.
402 (output_maximal_insn_latency_func): Ditto.
404 2016-05-11 Richard Biener <rguenther@suse.de>
406 PR tree-optimization/71055
407 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
408 sth with precision not equal to access size verify we don't chop
411 2016-05-11 Richard Biener <rguenther@suse.de>
414 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
415 (dwarf2out_finish): Move retry_incomplete_types call ...
416 (dwarf2out_early_finish): ... here.
418 2016-05-11 Richard Biener <rguenther@suse.de>
421 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
422 if the langhook insists on it.
423 * fold-const.c (make_bit_field_ref): Add arg for the original
424 reference and preserve its alias-set.
425 (decode_field_reference): Take exp by reference and adjust it
426 to the original memory reference.
427 (optimize_bit_field_compare): Adjust callers.
428 (fold_truth_andor_1): Likewise.
429 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
431 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
434 * cfgrtl.h (delete_insn_and_edges): Now return bool.
435 * cfgrtl.c (delete_insn_and_edges): Likewise.
436 * config/i386/i386.c (convert_scalars_to_vector): Remove
438 * cse.c (cse_insn): Compute cse_cfg_altered.
439 (delete_trivially_dead_insns): Likewise.
440 (cse_cc_succs): Likewise.
441 (rest_of_handle_cse): Free dominance info if required.
442 (rest_of_handle_cse2): Likewise.
443 (rest_of_handle_cse_after_global_opts): Likewise.
445 2016-05-11 Alan Modra <amodra@gmail.com>
447 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
448 abi_v4_pass_in_fpr): New functions.
449 (rs6000_function_arg_boundary): Exclude complex IBM long double
450 from 64-bit alignment when ABI_V4.
451 (rs6000_function_arg, rs6000_function_arg_advance_1,
452 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
454 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
456 PR rtl-optimization/71028
457 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
458 jump with just a return in the fallthrough block if the branch
459 block contains just a return as well.
461 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
463 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
464 * match.pd ((X & Y) ^ Y): ... this.
465 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
466 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
468 2016-05-10 David Malcolm <dmalcolm@redhat.com>
470 * read-md.c (require_char_ws): New function.
471 (read_string): Simplify using require_char_ws.
472 (handle_constants): Likewise.
473 (handle_enum): Likewise.
474 (handle_file): Likewise.
475 * read-md.h (require_char_ws): New declaration.
476 * read-rtl.c (read_conditions): Simplify using require_char_ws.
477 (read_mapping): Likewise.
478 (read_rtx_code): Likewise.
479 (read_nested_rtx): Likewise.
481 2016-05-10 James Norris <jnorris@codesourcery.com>
483 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
484 if offloading is enabled and -fopenacc or -fopenmp is specified.
485 (CRTOFFLOADEND): Likewise.
486 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
487 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
489 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
491 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
492 gotoff_operand code paths. Use copy_to_suggested_regs and
493 expand_simple_binop where appropriate. Cleanup.
495 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
498 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
500 (dimode_scalar_chain::vector_const_cost): New.
501 (dimode_scalar_chain::compute_convert_gain): Handle constants.
502 (dimode_scalar_chain::convert_op): Likewise.
503 (dimode_scalar_chain::convert_insn): Likewise.
505 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
507 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
508 unary operation, not a binary one.
510 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
513 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
514 calls with type casted fndecl.
516 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
518 PR tree-optimization/70786
519 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
520 * gcc/calls.c (initialize_argument_information): Bind bounds
521 with corresponding args passed by reference.
523 2016-05-10 Jakub Jelinek <jakub@redhat.com>
526 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
527 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
528 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
531 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
534 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
535 code for a zero scale factor.
536 (vsx_xvcvdpuxds_scale): Likewise.
538 2016-05-10 David Malcolm <dmalcolm@redhat.com>
540 * diagnostic-show-locus.c (layout::layout): Call show_ruler
541 if show_ruler_p was set on the context.
542 (layout::show_ruler): New method.
543 * diagnostic.h (struct diagnostic_context): Add field
546 2016-05-10 Richard Biener <rguenther@suse.de>
548 PR tree-optimization/71039
549 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
550 (chk_uses): New function.
551 (propagate_with_phi): Verify we can safely replicate the lhs of an
552 aggregate assignment on all incoming edges.
554 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
556 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
558 (rx_atomic_sequence): New class.
559 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
560 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
562 (rx_atomic_sequence::rx_atomic_sequence,
563 rx_atomic_sequence::~rx_atomic_sequence): New functions.
564 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
565 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
566 CTRLREG_INTB): New constants.
567 (FETCHOP): New code iterator.
568 (fethcop_name, fetchop_name2): New iterator code attributes.
569 (QIHI): New mode iterator.
570 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
571 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
572 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
574 2016-05-10 Martin Liska <mliska@suse.cz>
576 * tree-inline.c (remap_dependence_clique): Do not remap
577 debugging statements.
579 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
581 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
582 ("*fixuns_truncdfdi2_z13")
583 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
584 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
585 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
587 2016-05-10 Richard Biener <rguenther@suse.de>
589 PR tree-optimization/70497
590 PR tree-optimization/28367
591 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
593 (visit_reference_op_load): ... here.
594 (vn_reference_lookup_3): Use it to handle subreg-like accesses
595 with simplified BIT_FIELD_REFs.
596 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
597 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
600 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
602 * dwarf2out.c (add_abstract_origin_attribute): Adjust
603 documentation comment. For BLOCK nodes, add a
604 DW_AT_abstract_origin attribute that points to the DIE generated
605 for the origin BLOCK.
606 (gen_lexical_block_die): Call add_abstract_origin_attribute for
607 blocks from inlined functions.
609 2016-05-10 Alan Modra <amodra@gmail.com>
612 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
613 regrename modifying insns saving lr before __morestack call.
614 * config/rs6000/rs6000.md (split_stack_return): Similarly for
615 insns restoring lr after __morestack call.
617 2016-05-09 Jakub Jelinek <jakub@redhat.com>
619 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
620 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
622 * config/i386/sse.md (vec_interleave_high<mode>,
623 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
624 <avx512>_vpermt2var<mode>3_maskz): Likewise.
626 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
628 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
629 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
630 parallel reassociation for power8 and forward.
632 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
634 * config/i386/i386.md (absneg splitters with general regs): Use
635 general_reg_operand predicate.
636 (btsq peephole2): Use x86_64_immediate_operand to check if new
637 value is suitable for immediate operand. Generate emitted insn
638 using RTL expressions.
639 (btcq peephole2): Ditto.
640 (btrq peephole2): Ditto. Generate correct immediate operand
643 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
645 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
648 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
650 * tree-affine.c (wide_int_constant_multiple_p): Add missing
653 2016-05-09 Richard Biener <rguenther@suse.de>
655 PR tree-optimization/70985
656 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
657 op0 isn't a gimple register.
659 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
661 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
662 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
663 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
664 (i6400_fpu_mult): New cpu units.
665 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
666 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
667 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
668 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
669 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
670 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
671 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
672 (i6400_msa_long_float4, i6400_msa_long_float5)
673 (i6400_msa_long_float8, i6400_msa_fdiv_df)
674 (i6400_msa_fdiv_sf): New reservations.
675 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
676 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
677 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
678 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
679 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
680 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
681 (msa_short_cmp, msa_short_float2, msa_short_logic3)
682 (msa_short_store4, msa_long_load, msa_short_store)
683 (msa_long_logic, msa_long_float2, msa_long_float4)
684 (msa_long_float5, msa_long_float8, msa_long_mult)
685 (msa_long_fdiv, msa_long_div): New reservations.
687 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
688 Sameera Deshpande <sameera.deshpande@imgtec.com>
689 Matthew Fortune <matthew.fortune@imgtec.com>
690 Graham Stott <graham.stott@imgtec.com>
691 Chao-ying Fu <chao-ying.fu@imgtec.com>
693 * config.gcc: Add MSA header file for mips*-*-* target.
694 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
695 (Ubv8i, Urv8): New constraints.
696 * config/mips/mips-ftypes.def: Add function types for MSA
698 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
699 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
700 * config/mips/mips-msa.md: New file.
701 * config/mips/mips-protos.h
702 (mips_split_128bit_const_insns): New prototype.
703 (mips_msa_idiv_insns): Likewise.
704 (mips_split_128bit_move): Likewise.
705 (mips_split_128bit_move_p): Likewise.
706 (mips_split_msa_copy_d): Likewise.
707 (mips_split_msa_insert_d): Likewise.
708 (mips_split_msa_fill_d): Likewise.
709 (mips_expand_msa_branch): Likewise.
710 (mips_const_vector_same_val_p): Likewise.
711 (mips_const_vector_same_bytes_p): Likewise.
712 (mips_const_vector_same_int_p): Likewise.
713 (mips_const_vector_shuffle_set_p): Likewise.
714 (mips_const_vector_bitimm_set_p): Likewise.
715 (mips_const_vector_bitimm_clr_p): Likewise.
716 (mips_msa_vec_parallel_const_half): Likewise.
717 (mips_msa_output_division): Likewise.
718 (mips_ldst_scaled_shift): Likewise.
719 (mips_expand_vec_cond_expr): Likewise.
720 * config/mips/mips.c (enum mips_builtin_type): Add
721 MIPS_BUILTIN_MSA_TEST_BRANCH.
722 (mips_gen_const_int_vector_shuffle): New prototype.
723 (mips_const_vector_bitimm_set_p): New function.
724 (mips_const_vector_bitimm_clr_p): Likewise.
725 (mips_const_vector_same_val_p): Likewise.
726 (mips_const_vector_same_bytes_p): Likewise.
727 (mips_const_vector_same_int_p): Likewise.
728 (mips_const_vector_shuffle_set_p): Likewise.
729 (mips_symbol_insns): Forbid loading symbols via immediate for
731 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
733 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
735 (mips_lx_address_p): Add support load indexed address for MSA.
736 (mips_address_insns): Add calculation of instructions needed for
737 stores and loads for MSA.
738 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
739 CONST_VECTOR for MSA and let it fall through.
740 (mips_ldst_scaled_shift): New function.
741 (mips_subword_at_byte): Likewise.
742 (mips_msa_idiv_insns): Likewise.
743 (mips_legitimize_move): Validate MSA moves.
744 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
745 calculation of costs for MSA division.
746 (mips_split_move_p): Check if MSA moves need splitting.
747 (mips_split_move): Split MSA moves if necessary.
748 (mips_split_128bit_move_p): New function.
749 (mips_split_128bit_move): Likewise.
750 (mips_split_msa_copy_d): Likewise.
751 (mips_split_msa_insert_d): Likewise.
752 (mips_split_msa_fill_d): Likewise.
753 (mips_output_move): Handle MSA moves.
754 (mips_expand_msa_branch): New function.
755 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
756 Reinstate 'y' modifier.
757 (mips_file_start): Add MSA .gnu_attribute.
758 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
760 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
761 (mips_class_max_nregs): Add register size for MSA supported mode.
762 (mips_cannot_change_mode_class): Allow conversion between MSA
763 vector modes and TImode.
764 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
766 (mips_secondary_reload_class): Force MSA loads/stores via memory.
767 (mips_preferred_simd_mode): Add preffered modes for MSA.
768 (mips_vector_mode_supported_p): Add MSA supported modes.
769 (mips_autovectorize_vector_sizes): New function.
770 (mips_msa_output_division): Likewise.
771 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
772 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
773 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
774 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
775 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
776 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
777 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
778 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
779 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
780 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
781 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
782 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
783 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
784 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
785 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
786 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
787 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
788 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
789 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
790 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
791 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
792 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
793 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
794 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
795 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
796 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
797 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
798 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
799 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
800 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
801 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
802 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
803 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
804 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
805 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
806 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
807 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
808 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
809 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
810 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
811 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
812 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
813 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
814 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
815 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
816 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
817 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
818 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
819 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
820 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
821 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
822 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
823 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
824 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
825 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
826 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
827 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
828 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
829 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
830 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
831 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
832 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
833 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
834 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
835 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
836 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
837 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
838 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
839 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
840 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
841 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
842 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
843 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
844 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
845 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
846 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
847 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
848 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
849 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
850 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
851 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
852 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
853 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
854 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
855 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
856 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
857 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
858 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
859 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
860 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
861 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
862 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
863 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
864 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
865 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
866 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
867 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
868 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
869 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
870 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
871 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
872 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
873 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
874 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
875 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
876 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
877 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
878 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
879 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
880 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
881 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
882 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
883 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
884 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
885 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
886 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
887 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
888 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
889 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
890 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
891 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
892 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
893 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
894 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
895 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
896 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
897 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
898 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
899 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
900 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
901 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
902 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
903 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
904 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
905 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
906 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
907 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
908 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
909 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
910 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
911 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
912 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
913 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
914 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
915 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
916 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
917 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
918 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
919 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
920 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
921 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
923 (mips_get_builtin_decl_index): New array.
924 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
925 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
926 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
927 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
928 (mips_init_builtins): Initialize mips_get_builtin_decl_index
930 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
932 (mips_expand_builtin_insn): Prepare operands for
933 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
934 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
935 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
936 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
937 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
938 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
939 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
940 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
941 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
942 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
943 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
944 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
945 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
946 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
947 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
948 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
949 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
950 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
951 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
952 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
953 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
954 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
955 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
956 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
957 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
958 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
959 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
960 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
961 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
962 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
963 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
964 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
965 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
966 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
967 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
968 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
969 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
970 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
971 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
972 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
973 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
974 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
975 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
976 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
977 These are set implicitly and an error is reported if overridden.
978 (mips_expand_builtin_msa_test_branch): New function.
979 (mips_expand_msa_shuffle): Likewise.
980 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
981 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
982 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
983 (mips_expand_vec_unpack): Add support for MSA.
984 (mips_expand_vector_init): Likewise.
985 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
986 instead of const0_rtx.
987 (mips_msa_vec_parallel_const_half): New function.
988 (mips_gen_const_int_vector): Likewise.
989 (mips_gen_const_int_vector_shuffle): Likewise.
990 (mips_expand_msa_cmp): Likewise.
991 (mips_expand_vec_cond_expr): Likewise.
993 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
994 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
996 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
997 (ISA_HAS_MSA): New macro.
998 (UNITS_PER_MSA_REG): Likewise.
999 (BITS_PER_MSA_REG): Likewise.
1000 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1001 (MSA_REG_FIRST): New macro.
1002 (MSA_REG_LAST): Likewise.
1003 (MSA_REG_NUM): Likewise.
1004 (MSA_REG_P): Likewise.
1005 (MSA_REG_RTX_P): Likewise.
1006 (MSA_SUPPORTED_MODE_P): Likewise.
1007 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1008 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1009 * config/mips/mips.md: Include mips-msa.md.
1010 (alu_type): Add simd_add.
1011 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1012 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1013 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1014 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1015 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1016 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1017 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1018 simd_move, simd_load, simd_store. Choose "multi" for moves
1020 (qword_mode): New attribute.
1021 (insn_count): Add instruction count for quad moves.
1022 Increase the count for MIPS SIMD division.
1023 (UNITMODE): Add UNITMODEs for vector types.
1024 (addsub): New code iterator.
1025 * config/mips/mips.opt (mmsa): New option.
1026 * config/mips/msa.h: New file.
1027 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1029 * config/mips/mti-linux.h: Likewise.
1030 * config/mips/predicates.md
1031 (const_msa_branch_operand): New constraint.
1032 (const_uimm3_operand): Likewise.
1033 (const_uimm4_operand): Likewise.
1034 (const_uimm5_operand): Likewise.
1035 (const_uimm8_operand): Likewise.
1036 (const_imm5_operand): Likewise.
1037 (aq10b_operand): Likewise.
1038 (aq10h_operand): Likewise.
1039 (aq10w_operand): Likewise.
1040 (aq10d_operand): Likewise.
1041 (const_m1_operand): Likewise.
1042 (reg_or_m1_operand): Likewise.
1043 (const_exp_2_operand): Likewise.
1044 (const_exp_4_operand): Likewise.
1045 (const_exp_8_operand): Likewise.
1046 (const_exp_16_operand): Likewise.
1047 (const_vector_same_val_operand): Likewise.
1048 (const_vector_same_simm5_operand): Likewise.
1049 (const_vector_same_uimm5_operand): Likewise.
1050 (const_vector_same_uimm6_operand): Likewise.
1051 (const_vector_same_uimm8_operand): Likewise.
1052 (par_const_vector_shf_set_operand): Likewise.
1053 (reg_or_vector_same_val_operand): Likewise.
1054 (reg_or_vector_same_simm5_operand): Likewise.
1055 (reg_or_vector_same_uimm6_operand): Likewise.
1056 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1058 * doc/invoke.texi (-mmsa): Document new option.
1060 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1062 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1063 * configure: Regenerate.
1064 * config.in: Regenerate.
1065 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1067 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1068 (ENDFILE_VTV_SPEC): Define.
1070 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1072 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1073 registers in all interrupt handlers if necessary.
1074 (rl78_option_override): Add warning.
1075 (MUST_SAVE_MDUC_REGISTERS): New macro.
1076 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1077 * config/rl78/rl78.c (check_mduc_usage): New function.
1078 (mduc_regs): New structure to hold MDUC register data.
1079 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1080 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1081 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1082 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1083 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1084 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1086 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1088 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1089 (tree-ssa-loop-niter.h): Ditto.
1090 (idx_within_array_bound, ref_within_array_bound): New functions.
1091 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1092 Factor out check on writable base object to ...
1093 (base_object_writable): ... here.
1095 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1097 * config/arm/arm.md (probe_stack): Add modes to set source
1100 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1102 * regrename.c (base_reg_class_for_rename): New static function.
1103 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1105 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1107 * cgraph.c (thunk_adjust): Export.
1108 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1109 * cgraphunit.c (thunk_adjust): Export.
1110 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1112 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1114 * tree-inline.c (expand_call_inline): Expand thunks inline.
1116 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1119 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1120 (*sse2_vd_cvtss2sd): Ditto.
1121 * config/i386/i386.md
1122 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1123 Generate *sse2_vd_cvtsd2ss pattern.
1124 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1125 Generate *sse2_vd_cvtss2sd pattern.
1127 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1129 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1130 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1133 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1135 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1136 * config/sh/sh.c: Define and declare variables on first use throughout
1138 (current_function_interrupt): Change to bool type.
1139 (frame_insn): Rename to emit_frame_insn and update users.
1140 (push_regs): Use bool for 'interrupt_handler' argument.
1141 (save_schedule_s): Remove.
1142 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1143 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1144 targetm.asm_out.unaligned_op.di.
1145 (gen_far_branch): Remove redundant forward declaration.
1146 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1147 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1148 (sh_set_return_address, sh_function_ok_for_sibcall,
1149 scavenge_reg): Update comments.
1150 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1151 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1152 (sh_attr_renesas_p): Remove unnecessary parentheses.
1153 (branch_dest): Simplify.
1154 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1155 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1156 (CUMULATIVE_ARGS): Change macro to typedef.
1157 (current_function_interrupt): Change to bool type.
1158 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1159 Surround with __cplusplus ifdef.
1160 (sh_compare_op0, sh_compare_op1): Remove.
1161 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1163 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1165 * config/arm/arm.md: (arch): Add neon.
1166 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1167 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1168 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1169 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1170 attributes for alt renumbering. Mark alt 3 as non-predicable.
1171 (thumb2_movdf_vfp): Likewise.
1173 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1175 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1176 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1177 (*andqi_1): Add preferred_for_speed attribute to disparage
1178 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1179 (*<code>qi_1): Ditto.
1180 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1181 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1182 (*ashlqi3_1): Ditto.
1183 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1184 Add preferred_for_size attribute to disparage alternative 0 and
1185 preferred_for_speed attribute to disparage alternative 1 for
1186 TARGET_PARTIAL_REG_STALL targets.
1188 2016-05-07 Tom de Vries <tom@codesourcery.com>
1190 PR tree-optimization/70956
1191 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1194 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1196 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1197 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1198 * config/sh/sh.md (branch_zero): Remove define_attr.
1199 (define_delay): Disable delay slot if branch distance is one insn.
1201 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/i386.md (LEAMODE): New mode attribute.
1204 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1205 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1206 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1207 operand 2 predicate.
1208 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1209 (*lea<mode>_general_3): Ditto.
1210 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1212 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1214 * genmddump.c (main): Convert argv from char ** to const char **.
1216 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1218 * coretypes.h (OVERRIDE): New macro.
1221 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1223 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1224 allow coalescing if the types are compatible.
1226 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1228 * pass_manager.h (pass_manager::register_pass_name): New method.
1229 (pass_manager::get_pass_by_name): New method.
1230 (pass_manager::create_pass_tab): New method.
1231 (pass_manager::m_name_to_pass_map): New field.
1232 * passes.c (name_to_pass_map): Delete global in favor of field
1233 "m_name_to_pass_map" of pass_manager.
1234 (register_pass_name): Rename from a function to...
1235 (pass_manager::register_pass_name): ...this method, updating
1236 for renaming of global "name_to_pass_map" to field
1237 "m_name_to_pass_map".
1238 (create_pass_tab): Rename from a function to...
1239 (pass_manager::create_pass_tab): ...this method, updating
1240 for renaming of global "name_to_pass_map" to field.
1241 (get_pass_by_name): Rename from a function to...
1242 (pass_manager::get_pass_by_name): ...this method.
1243 (enable_disable_pass): Convert use of get_pass_by_name to
1244 a method call, locating the pass_manager singleton.
1246 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1248 * genattr-common.c (main): Convert argv from char ** to const char **.
1249 * genattr.c (main): Likewise.
1250 * genattrtab.c (main): Likewise.
1251 * genautomata.c (initiate_automaton_gen): Likewise.
1253 * gencodes.c (main): Likewise.
1254 * genconditions.c (main): Likewise.
1255 * genconfig.c (main): Likewise.
1256 * genconstants.c (main): Likewise.
1257 * genemit.c (main): Likewise.
1258 * genenums.c (main): Likewise.
1259 * genextract.c (main): Likewise.
1260 * genflags.c (main): Likewise.
1261 * genmddeps.c (main): Likewise.
1262 * genopinit.c (main): Likewise.
1263 * genoutput.c (main): Likewise.
1264 * genpeep.c (main): Likewise.
1265 * genpreds.c (main): Likewise.
1266 * genrecog.c (main): Likewise.
1267 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1268 (init_rtx_reader_args): Likewise.
1269 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1270 (init_rtx_reader_args): Likewise.
1271 * gentarget-def.c (main): Likewise.
1272 * read-md.c (read_md_files): Likewise.
1273 * read-md.h (read_md_files): Likewise.
1275 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1277 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1278 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1279 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1280 Remove unused predicate.
1281 (register_and_not_fp_reg_operand): Ditto.
1283 2016-05-06 Martin Liska <mliska@suse.cz>
1285 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1286 instead of vec as the vector is local to the function.
1288 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1290 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1291 avx512bw alternative.
1293 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1294 before the ashr<mode>3 pattern.
1296 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1297 v instead of x in vex or maybe_vex alternatives, use
1298 maybe_evex instead of vex in prefix.
1300 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1301 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1302 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1303 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1306 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1307 v instead of x in vex or maybe_vex alternatives, use
1308 maybe_evex instead of vex in prefix.
1310 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1311 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1312 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1313 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1314 alternatives, use maybe_evex instead of vex in prefix.
1316 * config/i386/sse.md (vec_interleave_lowv4sf,
1317 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1318 v instead of x in vex or maybe_vex alternatives, use
1319 maybe_evex instead of vex in prefix.
1321 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1322 v instead of x in vex or maybe_vex alternatives, use
1323 maybe_evex instead of vex in prefix.
1325 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1326 v constraint instead of x.
1328 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1330 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1331 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1334 2016-05-06 Richard Biener <rguenther@suse.de>
1336 PR tree-optimization/70948
1337 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1338 Properly clobber all fields of va_list for __builtin_va_start.
1340 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1343 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1344 loop latch destination.
1346 2016-05-06 Martin Liska <mliska@suse.cz>
1348 * tree-ssa-uninit.c: Apply manual changes
1349 to the GNU coding style.
1350 (prune_uninit_phi_opnds): Rename from
1351 prune_uninit_phi_opnds_in_unrealizable_paths.
1353 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1355 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1356 mspace): Remove deprecated options.
1357 * doc/invoke.texi (SH options): Remove -mspace.
1359 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1361 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1363 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1365 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1366 corresponding combine split pattern.
1368 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1371 * config/sh/predicates.md (long_displacement_mem_operand): New.
1372 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1373 Add movi20, movi20s alternatives. Adjust length attribute for
1375 (movsi_ie): Allow for any FPU. Adjust length attribute for
1377 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1378 attribute for alternatives.
1379 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1380 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1381 length attribute for alternatives.
1383 2016-05-06 Richard Biener <rguenther@suse.de>
1385 PR tree-optimization/70960
1386 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1388 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1391 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1392 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1394 2016-05-06 Marek Polacek <polacek@redhat.com>
1397 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1399 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1402 * config/sh/sh.md (*rotcr): Add another variant.
1404 2016-05-06 Richard Biener <rguenther@suse.de>
1407 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1409 2016-05-06 Richard Biener <rguenther@suse.de>
1412 * fold-const.c (split_tree): Always convert to the original type
1415 2016-05-06 Richard Biener <rguenther@suse.de>
1417 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1418 (fwprop_addr): Likewise.
1420 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1423 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1425 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1426 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1427 the splitter condition.
1428 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1429 the splitter condition.
1430 (FP float_extend load splitter): Ditto.
1432 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1434 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1435 to REGNO in all peephole2 patterns.
1436 (post-reload splitters): Change true_regnum to REGNO in
1437 post-reload splitters.
1438 (zero_extend splitters): Use general_reg_operand and
1439 nonimmediate_gr_operand predicates.
1441 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1443 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1444 v constraint instead of x.
1446 2016-05-05 Alan Modra <amodra@gmail.com>
1449 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1450 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1451 TARGET_NO_FP_IN_TOC for -mrelocatable.
1452 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1453 TARGET_RELOCATABLE test.
1454 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1455 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1456 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1457 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1458 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1459 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1460 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1461 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1462 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1463 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1465 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1466 (rs6000_stack_info): Likewise.
1467 (rs6000_elf_asm_out_constructor): Likewise.
1468 (rs6000_elf_asm_out_destructor): Likewise.
1469 (rs6000_elf_declare_function_name): Likewise.
1470 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1471 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1474 2016-05-05 Alan Modra <amodra@gmail.com>
1476 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1478 2016-05-05 Alan Modra <amodra@gmail.com>
1480 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1481 out-of-line gpr restore for one or two regs if that would add
1484 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1487 * config/i386/i386.md
1488 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1489 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1490 as operand 0 predicate.
1491 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1493 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1494 Ditto. Emit the pattern using RTX.
1496 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1497 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1498 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1499 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1501 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1502 sse_reg_operand as operand 0 predicate.
1504 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1505 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1506 instead of gen_rtx_REG.
1507 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1510 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1512 * function.c (emit_use_return_register_into_block): Delete.
1513 (gen_return_pattern): Delete.
1514 (emit_return_into_block): Delete.
1515 (active_insn_between): Delete.
1516 (convert_jumps_to_returns): Delete.
1517 (emit_return_for_exit): Delete.
1518 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1519 simple_return for shrink-wrapped blocks.
1520 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1521 end of blocks that need one.
1522 (get_unconverted_simple_return): Delete.
1523 (convert_to_simple_return): Delete.
1524 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1525 (convert_to_simple_return): Ditto.
1527 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1529 * cfgcleanup.c (bb_is_just_return): New function.
1530 (try_optimize_cfg): Simplify jumps to return, branches to return,
1531 and branches around return.
1533 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1535 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1538 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1542 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1543 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1544 assert flags & OEP_HASH_CHECK, instead of asserting it
1545 never happens. Handle TARGET_EXPR.
1546 * fold-const.c (operand_equal_p): For hash verification,
1547 or in OEP_HASH_CHECK into flags.
1549 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1551 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1553 (compute_samebase_partition_bases): Fix typo.
1555 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1557 * config/i386/sse.md (vec_interleave_highv8sf,
1558 vec_interleave_lowv8sf, vec_interleave_highv4df,
1559 vec_interleave_lowv4df): Remove constraints from expanders.
1561 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1563 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1565 * tree-inline.c (expand_call_inline): Fix path dealing with
1566 making lhs of call statement undefined.
1568 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1570 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1571 Check availability on NODE, too.
1572 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1573 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1574 (varpool_node::call_for_symbol_and_aliase): Likewise.
1575 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1576 (propagate_pure_const): Propagate across interposable functions, too.
1577 (skip_function_for_local_pure_const): Do not skip interposable bodies
1579 (pass_local_pure_const::execute): Update.
1581 2016-05-04 Marek Polacek <polacek@redhat.com>
1583 * doc/invoke.texi: Document -Wdangling-else.
1585 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1587 * config.gcc: Error out when conflicting multilib is detected. Do not
1588 loop over multilibs since no combination is legal.
1590 2016-05-04 Alan Modra <amodra@gmail.com>
1592 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1593 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1594 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1597 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1599 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1600 Clean up p5600 comments.
1602 2016-05-04 Richard Biener <rguenther@suse.de>
1604 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1605 constructor simplifications.
1606 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1608 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1610 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1611 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1612 result.set_rtx is null instead of aborting.
1613 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1615 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1616 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1617 *mov<mode>_store_postinc): New patterns.
1619 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1621 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1622 as commutative. Check both conversions are NOP.
1623 ((A & B) OP (C & B)): Remove.
1625 2016-05-04 Alan Modra <amodra@gmail.com>
1627 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1629 2016-05-04 Alan Modra <amodra@gmail.com>
1632 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1633 when cr2,3,4 are all fixed regs.
1635 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1637 PR rtl-optimization/57193
1638 * opts.c (default_options_table): Revert OPT_frename_registers change.
1639 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1641 2016-05-03 Martin Sebor <msebor@redhat.com>
1644 * builtins.c (fold_builtin_FILE): New function.
1645 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1646 (fold_builtin_0): Call them.
1647 * gimplify.c (gimplify_call_expr): Remove the handling of
1648 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1651 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1652 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1656 * doc/extend.texi (Function Names as Strings): Update __func__,
1657 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1660 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1661 Richard Biener <rguenther@suse.de>
1663 PR tree-optimization/70916
1664 * tree-if-conv.c: Include cfganal.h.
1665 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1666 and remove_fake_exit_edges around the optimization pass.
1668 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1670 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1671 (cgraph_edge::make_direct): Likewise.
1672 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1673 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1674 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1675 (CIF_THUNK): New code.
1676 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1677 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1678 (compute_inline_parameters): Set inline_failed for thunks.
1679 (inline_analyze_function): Cleanup.
1680 * ipa-inline.c (can_inline_edge_p): Do not deal with
1681 call_stmt_cannot_inline_p.
1682 (can_early_inline_edge_p): Likewise.
1683 (early_inliner): Initialize inline_failed.
1684 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1686 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1688 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1689 from nonimm_ssenomem_operand.
1690 (nonimm_ssenomem_operand): New predicate.
1691 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1692 as operand 0 predicate.
1693 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1694 Disable unsupported alternatives using "enabled" attribute.
1695 Use register_ssemem_operand as operand 0 predicate.
1696 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1698 2016-05-03 Marek Polacek <polacek@redhat.com>
1701 * input.c (expansion_point_location): New function.
1702 * input.h (expansion_point_location): Declare.
1704 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1706 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1707 occurence with frame_offset_ ones.
1709 2016-05-03 Alan Modra <amodra@gmail.com>
1711 PR rtl-optimization/70890
1712 * ira.c (combine_and_move_insns): When moving def_insn, remove
1715 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1717 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1718 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1719 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1720 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1722 2016-05-03 Alan Modra <amodra@gmail.com>
1724 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1725 for SAVE_MULTIPLE/STORE_MULTIPLE.
1727 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1729 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1730 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1732 2016-05-03 Richard Biener <rguenther@suse.de>
1734 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1736 (gimplify_arg): Likewise.
1737 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1738 re-writing the result to a decl if required.
1739 (internal_get_tmp_var): Add allow_ssa parameter
1740 and override into_ssa with it.
1741 (get_formal_tmp_var): Adjust.
1742 (get_initialized_tmp_var): Add allow_ssa parameter.
1743 (gimplify_arg): Add allow_ssa parameter and avoid generating
1744 SSA names for the result false.
1745 (gimplify_call_expr): If the call may return twice do not
1746 gimplify parameters into SSA.
1747 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1748 (gimplify_modify_expr): Adjust assert. For noreturn calls
1749 with a SSA name LHS adjust its def.
1750 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1751 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1752 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1753 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1754 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1755 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1756 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1757 (optimize_target_teams): Do not allow SSA names for clause operands.
1758 (gimplify_expr): Likewise for where we mark the result addressable.
1759 * passes.def (pass_init_datastructures): Remove.
1760 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1761 (rewrite_stmt): Likewise.
1762 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1763 (replace_locals_op): Replace SSA names.
1764 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1765 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1766 * cgraph.c (release_function_body): Free CFG annotations only
1767 when we have a CFG. Simplify.
1768 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1769 force_gimple_operand instead of get_initialized_tmp_var.
1770 * tree-pass.h (make_pass_init_datastructures): Remove.
1771 * tree-ssa.c (execute_init_datastructures): Remove.
1772 (pass_data_init_datastructures): Likewise.
1773 (class pass_init_datastructures): Likewise.
1774 (make_pass_init_datastructures): Likewise.
1775 * omp-low.c (create_omp_child_function): Init SSA data structures.
1776 (grid_expand_target_grid_body): Likewise.
1777 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1778 name before adding it to names_to_release.
1779 (remove_bb): Always release SSA defs.
1780 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1781 before dereferencing it.
1782 * cgraphunit.c (init_lowered_empty_function): Always
1783 int SSA data structures.
1784 * tree-ssanames.c (release_defs): Remove assert that we are in
1786 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1788 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1789 Uros Bizjak <ubizjak@gmail.com>
1791 PR rtl-optimization/70467
1792 * config/i386/predicates.md (x86_64_hilo_int_operand,
1793 x86_64_hilo_general_operand): New predicates.
1794 * config/i386/constraints.md (Wd): New constraint.
1795 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1796 (general_hilo_operand): New mode attr.
1797 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1798 instead of <general_operand>.
1799 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1800 x86_64_hilo_general_operand instead of <general_operand>.
1802 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1804 PR tree-optimization/70916
1805 * tree-if-conv.c (constant_or_ssa_name): Removed.
1806 (fold_build_cond_expr): Use is_gimple_val instead of
1807 constant_or_ssa_name.
1809 PR tree-optimization/70916
1810 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1811 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1814 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1815 (optimize_atomic_bit_test_and): New function.
1816 (pass_fold_builtins::execute): Use it.
1817 * optabs.def (atomic_bit_test_and_set_optab,
1818 atomic_bit_test_and_complement_optab,
1819 atomic_bit_test_and_reset_optab): New optabs.
1820 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1821 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1822 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1823 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1824 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1825 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1826 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1827 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1828 atomic_bit_test_and_complement@var{mode},
1829 atomic_bit_test_and_reset@var{mode}): Document.
1830 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1831 atomic_bit_test_and_complement<mode>,
1832 atomic_bit_test_and_reset<mode>): New expanders.
1833 (atomic_bit_test_and_set<mode>_1,
1834 atomic_bit_test_and_complement<mode>_1,
1835 atomic_bit_test_and_reset<mode>_1): New insns.
1837 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1839 PR rtl-optimization/70687
1840 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1841 instead of unsigned HOST_WIDE_INT.
1843 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1845 PR rtl-optimization/44281
1846 * hard-reg-set.h (struct target_hard_regs): New field
1847 x_fixed_nonglobal_reg_set.
1848 (fixed_nonglobal_reg_set): New macro.
1849 * reginfo.c (init_reg_sets_1): Initialize it.
1850 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1852 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1854 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1856 PR tree-optimization/56541
1857 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1858 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1859 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1860 (any_complicated_phi): new static variable.
1861 (aggressive_if_conv): delete.
1862 (if_convertible_phi_p): support phis with more than two arguments.
1863 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1864 critical pred edges.
1865 (ifcvt_split_critical_edges): support phis with more than two
1866 arguments by checking new parameter. only split critical edges
1868 (tree_if_conversion): handle simd pragma marked loop using new
1869 local variable aggressive_if_conv. check any_complicated_phi.
1871 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1873 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1876 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1878 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1881 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1883 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1884 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1885 define_insn_and_split.
1886 (mulsi3_i): New define_insn_and_split.
1887 (mulsi3_call): Convert to define_insn.
1888 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1891 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1893 * machmode.h (mode_complex): Add support to give the complex mode
1895 (GET_MODE_COMPLEX_MODE): Likewise.
1896 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1897 stored by build_complex_type and gfc_build_complex_type instead of
1898 trying to figure out the appropriate mode based on the size. Raise
1899 an assertion error, if the type was not set.
1900 * genmodes.c (struct mode_data): Add field for the complex type of
1902 (blank_mode): Likewise.
1903 (make_complex_modes): Remember the complex mode created in the
1905 (emit_mode_complex): Write out the mode_complex array to map a
1906 type mode to the complex version.
1907 (emit_insn_modes_c): Likewise.
1908 * tree.c (build_complex_type): Set the complex type to use before
1909 calling layout_type.
1910 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1911 support for __float128 complex datatypes.
1912 (rs6000_hard_regno_mode_ok): Likewise.
1913 (rs6000_setup_reg_addr_masks): Likewise.
1914 (rs6000_complex_function_value): Likewise.
1915 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1916 __float128 and __ibm128 complex.
1917 (FLOAT128_IBM_P): Likewise.
1918 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1919 * doc/extend.texi (Additional Floating Types): Document that
1920 -mfloat128 must be used to enable __float128. Document complex
1921 __float128 and __ibm128 support.
1923 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1926 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1927 char/short arguments promoted to int because of promote_prototypes.
1929 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1931 * config/i386/predicates.md (register_ssemem_operand): New predicate.
1932 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
1933 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
1934 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
1935 alternatives using "enabled" attribute. Use register_ssemem_operand
1936 as operand 1 predicate.
1937 (*cmpi<unord>xf_i387): Split XFmode pattern from
1938 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
1939 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
1940 *absneg<mode>2_i387. Disable unsupported alternatives using
1941 "enabled" attribute.
1942 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
1944 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
1946 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
1948 (oacc_loop_process): Check mask for loop termination.
1950 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1952 * cif-code.def (CIF_THUNK): Add.
1953 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
1956 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1958 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
1959 (dump_inline_summary): Dump it.
1960 (fp_expression_p): New predicate.
1961 (estimate_function_body_sizes): Use it.
1962 (inline_merge_summary): Merge fp_expressions.
1963 (inline_read_section): Read fp_expressions.
1964 (inline_write_summary): Write fp_expressions.
1965 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
1966 codegen boundary if either caller or callee is !fp_expressions.
1967 * ipa-inline.h (inline_summary): Add fp_expressions.
1968 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
1969 to fp_expressions be sure the fp generation flags are updated.
1971 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1973 PR rtl-optimization/70467
1974 * cse.c (cse_insn): Handle no-op MEM moves after folding.
1976 PR rtl-optimization/70467
1977 * ipa-pure-const.c (check_call): Handle internal calls even in
1978 ipa mode like in local mode.
1980 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
1982 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
1984 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
1986 * match.pd (X u< X, X u> X): New transformations.
1988 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
1990 * flag-types.h (enum warn_strict_overflow_code): Move ...
1991 * coretypes.h: ... here.
1992 * fold-const.h (fold_overflow_warning): Declare.
1993 * fold-const.c (fold_overflow_warning): Make non-static.
1994 (fold_comparison): Move the transformation of X +- C1 CMP C2
1995 into X CMP C2 -+ C1 ...
1996 * match.pd: ... here.
1997 * gimple-fold.c (fold_stmt_1): Protect with
1998 fold_defer_overflow_warnings.
2000 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2002 * omp-low.c (struct oacc_loop): Add 'inner' field.
2003 (new_oacc_loop_raw): Initialize it to zero.
2004 (oacc_loop_fixed_partitions): Initialize it.
2005 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2006 available partitioning.
2008 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2010 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2012 (umulsidi3): Likewise.
2013 (indirect_jump): Fix jump instruction assembly patterns.
2015 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2018 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2019 (nvptx_function_value): Assert non-NULL cfun.
2021 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2023 PR rtl-optimization/70886
2024 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2026 * cselib.h (rtx_equal_for_cselib_1): Declare.
2027 (rtx_equal_for_cselib_p: New inline function.
2028 * cselib.c (rtx_equal_for_cselib_p): Delete.
2029 (rtx_equal_for_cselib_1): Make public.
2031 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2034 (register_mixssei387nonimm_operand): Remove predicate.
2035 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2036 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2037 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2038 for TARGET_MIX_SSE_I387 alternatives.
2039 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2040 Disable unsupported alternatives using "enabled" attribute. Use
2041 nonimm_ssenomem_operand as operand 1 predicate. Also check
2042 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2044 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2046 * tree.c (cst_and_fits_in_hwi): Simplify.
2048 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2050 * tree.h (wi::to_wide): New function.
2051 * expr.c (expand_expr_real_1): Use wi::to_wide.
2052 * fold-const.c (int_const_binop_1): Likewise.
2053 (extract_muldiv_1): Likewise.
2055 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2057 * wide-int.h: Update offset_int and widest_int documentation.
2058 (WI_SIGNED_SHIFT_RESULT): New macro.
2059 (wi::binary_shift): Define signed_shift_result_type for
2060 shifts on offset_int- and widest_int-like types.
2061 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2062 * tree.h (int_bit_position): Use shift operators instead of wi::
2064 * alias.c (adjust_offset_for_component_ref): Likewise.
2065 * expr.c (get_inner_reference): Likewise.
2066 * fold-const.c (fold_comparison): Likewise.
2067 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2068 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2069 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2070 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2071 (stmt_kills_ref_p): Likewise.
2072 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2073 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2074 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2075 (ao_ref_init_from_vn_reference): Likewise.
2077 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2079 * wide-int.h: Update offset_int and widest_int documentation.
2080 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2081 (wi::binary_traits): Allow ordered comparisons between offset_int and
2082 offset_int, between widest_int and widest_int, and between either
2083 of these types and basic C types.
2084 (operator <, <=, >, >=): Define for the same combinations.
2085 * tree.h (tree_int_cst_lt): Use comparison operators instead
2086 of wi:: comparisons.
2087 (tree_int_cst_le): Likewise.
2088 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2089 (fold_nonarray_ctor_reference): Likewise.
2090 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2091 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2092 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2093 * tree-sra.c (completely_scalarize): Likewise.
2094 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2095 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2096 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2097 (check_for_binary_op_overflow): Likewise.
2098 (search_for_addr_array): Likewise.
2099 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2101 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2103 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2104 (arc_save_restore): Likewise.
2105 (arc_dwarf_register_span): Likewise.
2106 (arc_output_pic_addr_const): Initialize suffix variable.
2108 2016-05-02 Martin Liska <mliska@suse.cz>
2110 * symbol-summary.h (function_summary::function_summary):
2111 Remove checking assert for all cgraph nodes.
2112 (function_summary::get): Check summary_uid.
2113 (symtab_insertion): Check summary_uid.
2115 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2117 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2118 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2120 (arc_dwarf_register_span): Remove enum keyword.
2121 (compact_memory_operand_p): New function.
2122 * config/arc/arc.h (reg_class): Add code density register classes.
2123 (REG_CLASS_NAMES): Likewise.
2124 (REG_CLASS_CONTENTS): Likewise.
2125 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2126 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2127 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2128 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2129 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2131 (h, Rcd, Rsd, Rzd): New register constraints.
2132 (T): Use compact_memory_operand_p function.
2133 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2135 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2137 * config/sh/sh.md (*negnegt, *movtt): Remove.
2139 2016-05-02 Marek Polacek <polacek@redhat.com>
2140 Tom de Vries <tom@codesourcery.com>
2142 PR tree-optimization/70700
2143 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2144 bigger than FIRST_REF_NODE.
2146 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2149 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2151 (prepare_cbranch_operands): Don't use scratch register. Assume that
2152 function is used when pseudos can be created.
2153 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2154 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2155 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2156 define_expand. Allow it only when pseudos can be created.
2157 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2159 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2161 * config/i386/constraints.md (BC): Only allow -1 operands.
2162 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2163 Add "enabled" attribute. Update XI mode attribute calculation.
2164 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2165 (*movoi_internal_avx): Update XI mode attribute calculation.
2166 (*movti_internal): Ditto.
2168 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2170 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2171 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2173 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2175 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2176 statement on instruction code. Remove trailing spaces.
2177 (altivec_expand_stv_builtin): Likewise.
2179 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2181 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2182 (TARGET_FPU_DOUBLE): Simplify.
2183 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2184 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2185 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2186 with 'TARGET_FPU_DOUBLE'.
2187 * config/sh/sh.md: Likewise.
2189 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2191 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2192 SH_DIV_STR_FOR_SIZE): Remove.
2193 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2194 SH_DIV_STR_FOR_SIZE): Remove.
2196 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2198 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2199 logical_reg_operand): Delete.
2200 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2201 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2202 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2203 match_operand and match_test.
2204 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2205 variables on their first use. Return bool values.
2206 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2207 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2208 arith_reg_operand for input operand. Remove empty constraints.
2210 (*xorsi3_compact): Rename to xorsi3.
2211 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2212 (*zero_extend<mode>si2_disp_mem): Update comment.
2215 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2217 * config/sh/t-sh: Remove SH5 support.
2218 * config.gcc: Likewise.
2219 * configure: Likewise.
2221 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2223 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2225 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2227 * config/sh/sh.c (register_sh_passes, sh_option_override,
2228 sh_print_operand, prepare_move_operands,
2229 sh_can_follow_jump): Remove TARGET_SH1 checks.
2230 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2231 PROMOTE_MODE): Likewise.
2232 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2235 2016-04-30 Alan Modra <amodra@gmail.com>
2237 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2238 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2239 Check for user regs later to avoid unnecessary looping over regs.
2240 Merge user reg check with non-saved reg check. Don't force
2241 inline VR restore when static chain used.
2242 (rs6000_frame_related): Omit eh_frame info for user regs when
2244 (fixed_regs_p): Delete.
2246 2016-04-30 Alan Modra <amodra@gmail.com>
2248 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2249 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2252 2016-04-30 Alan Modra <amodra@gmail.com>
2255 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2256 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2259 2016-04-30 Alan Modra <amodra@gmail.com>
2261 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2262 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2263 flag_pic test for Darwin.
2265 2016-04-30 Alan Modra <amodra@gmail.com>
2267 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2268 throw_calls_crossed.
2269 (REG_FREQ_CALLS_CROSSED): Delete.
2270 (REG_N_THROWING_CALLS_CROSSED): Delete.
2271 * regstat.c (regstat_bb_compute_ri): Don't calculate
2272 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2273 (dump_reg_info): Don't print call cross frequency.
2274 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2275 and REG_N_THROWING_CALLS_CROSSED.
2277 2016-04-30 Alan Modra <amodra@gmail.com>
2279 * regs.h (struct reg_info_t): Delete live_length.
2280 (REG_LIVE_LENGTH): Delete macro.
2281 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2282 local_live, local_processed and local_live_last_luid params.
2283 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2285 (regstat_compute_ri): Adjust for above. Don't set
2287 (dump_reg_info): Don't print live length.
2288 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2289 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2290 Localize loop_depth var.
2292 2016-04-30 Alan Modra <amodra@gmail.com>
2294 * ira.c (enum valid_equiv): New.
2295 (validate_equiv_mem): Return enum.
2296 (update_equiv_mem): Create replacement in more cases.
2297 (add_store_equivs): Update validate_equiv_mem call.
2299 2016-04-30 Alan Modra <amodra@gmail.com>
2301 * ira.c (combine_and_move_insns): Rather than scanning insns,
2302 use DF infrastucture to find use and def insns.
2304 2016-04-30 Alan Modra <amodra@gmail.com>
2306 ira.c (combine_and_move_insns): Move invariant conditions..
2307 (ira.c): ..to here. Call combine_and_move_insns before
2308 add_store_equivs. Call grow_reg_equivs later. Allocate
2309 req_equiv later using max_reg_num() rather than global max_regno.
2310 (contains_replace_regs): Delete.
2311 (add_store_equivs): Remove contains_replace_regs test.
2313 2016-04-30 Alan Modra <amodra@gmail.com>
2315 * ira.c (struct equiv_mem_data): New.
2316 (equiv_mem, equiv_mem_modified): Delete static vars.
2317 (validate_equiv_mem_from_store): Use "data" param to communicate..
2318 (validate_equiv_mem): ..from here.
2320 2016-04-30 Alan Modra <amodra@gmail.com>
2322 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2324 (update_reg_equivs): ..here. Move allocation and freeing of
2325 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2326 end_alias_analysis to..
2329 2016-04-30 Alan Modra <amodra@gmail.com>
2331 * ira.c (pdx_subregs): Delete.
2332 (struct equivalence): Add pdx_subregs field.
2333 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2335 (update_equiv_regs): Don't create or free pdx_subregs. Update
2338 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2340 * config/rs6000/altivec.h: Change definitions of vec_xl and
2342 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2343 (LD_ELEMREV_V2DI): New.
2344 (LD_ELEMREV_V4SF): New.
2345 (LD_ELEMREV_V4SI): New.
2346 (LD_ELEMREV_V8HI): New.
2347 (LD_ELEMREV_V16QI): New.
2348 (ST_ELEMREV_V2DF): New.
2349 (ST_ELEMREV_V2DI): New.
2350 (ST_ELEMREV_V4SF): New.
2351 (ST_ELEMREV_V4SI): New.
2352 (ST_ELEMREV_V8HI): New.
2353 (ST_ELEMREV_V16QI): New.
2356 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2357 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2358 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2359 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2360 (altivec_expand_builtin): Add handling for
2361 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2362 (rs6000_invalid_builtin): Add error-checking for
2363 RS6000_BTM_P9_VECTOR.
2364 (altivec_init_builtins): Define builtins used to implement vec_xl
2366 (rs6000_builtin_mask_names): Define power9-vector.
2367 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2368 (RS6000_BTM_P9_VECTOR): Define.
2369 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2370 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2371 (vsx_ld_elemrev_v2df): Likewise.
2372 (vsx_ld_elemrev_v4sf): Likewise.
2373 (vsx_ld_elemrev_v4si): Likewise.
2374 (vsx_ld_elemrev_v8hi): Likewise.
2375 (vsx_ld_elemrev_v16qi): Likewise.
2376 (vsx_st_elemrev_v2df): Likewise.
2377 (vsx_st_elemrev_v2di): Likewise.
2378 (vsx_st_elemrev_v4sf): Likewise.
2379 (vsx_st_elemrev_v4si): Likewise.
2380 (vsx_st_elemrev_v8hi): Likewise.
2381 (vsx_st_elemrev_v16qi): Likewise.
2382 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2385 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2387 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2389 (simplify_control_stmt_condition_1): ... here. Recurse into
2390 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2392 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2395 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2396 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2397 define_insn_and_split to define_insn.
2398 (zero_extendqi<mode>2_dot2): Same.
2399 (extendqi<mode>2_dot): Same.
2400 (extendqi<mode>2_dot2): Same.
2402 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2404 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2405 (probe_stack): New expander.
2406 (probe_stack_<mode>): New insn pattern.
2408 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2410 * config/i386/i386.md
2411 (operations with memory inputs setting flags peephole2):
2412 Remove uneeded REG_P checks. Cleanup pattern generation.
2414 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2416 * tree-vect-loop.c (vect_transform_loop): Fix
2417 nb_iterations_upper_bound computation for vectorized loop.
2419 2016-04-29 Marek Polacek <polacek@redhat.com>
2420 Jakub Jelinek <jakub@redhat.com>
2423 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2424 TARGET_EXPR_SLOT as a base.
2426 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2428 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2429 with 'rCm2' constraints to limit possible immediate size.
2430 (*load_zeroextendqisi_update): Likewise.
2431 (*load_signextendqisi_update): Likewise.
2432 (*loadhi_update): Likewise.
2433 (*load_zeroextendhisi_update): Likewise.
2434 (*load_signextendhisi_update): Likewise.
2435 (*loadsi_update): Likewise.
2436 (*loadsf_update): Likewise.
2438 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2440 * config/i386/predicates.md (constm1_operand): Fix comparison.
2442 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2444 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2446 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2448 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2449 remaining SH5 related settings.
2450 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2451 shmedia_prepare_call_address): Delete.
2452 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2453 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2454 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2455 UNSUPPORTED_SH2A): Remove m5 checks.
2456 (sh_divide_strategy_e): Remove SH5 division strategies.
2457 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2458 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2460 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2462 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2464 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2466 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2467 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2469 * config/s390/vector.md ("mov<mode>"): Likewise.
2471 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2473 * config/s390/constraints.md ("U", "W"): Invoke
2474 s390_mem_constraint with "ZR" and "ZT".
2475 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2476 addresses when using LRA. Accept also short displacements for S
2477 and T constraints. Do not check for long displacement target for
2478 S and T constraints.
2479 (s390_mem_constraint): Remove handling of U and W constraints.
2480 * config/s390/s390.md (various patterns): Remove the short
2481 displacement constraints (Q and R) if a long displacement
2482 constraint is present. Add longdisp as required CPU capability.
2483 * config/s390/vector.md: Likewise.
2484 * config/s390/vx-builtins.md: Likewise.
2486 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2489 * reload1.c (reload): Call finish_spills before
2490 restarting reload loop. Skip select_reload_regs
2491 if update_eliminables_and_spill returns true.
2493 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2495 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2496 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2497 (umulhisi3_imm): Update predicates and constraint letters.
2498 (umulhisi3_reg): Declare instruction as commutative.
2499 * config/arc/constraints.md (J12, J16): New constraints.
2500 * config/arc/predicates.md (short_unsigned_const_operand): New
2502 (arc_short_operand): Likewise.
2503 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2505 2016-04-29 Richard Biener <rguenther@suse.de>
2507 PR tree-optimization/13962
2508 PR tree-optimization/65686
2509 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2510 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2511 using PTA to compare pointers.
2512 * match.pd: Add pattern for pointer equality compare simplification
2513 using ptrs_compare_unequal.
2515 2016-04-29 Richard Biener <rguenther@suse.de>
2517 * stor-layout.c (layout_type): Do not build a pointer-to-element
2520 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2522 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2523 Use SWI mode iterator. Use general_reg_operand predicate.
2524 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2525 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2528 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2531 * fold-const.c (operand_equal_p): Don't verify hash value equality
2533 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2536 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2539 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2540 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2541 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2542 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2543 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2545 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2547 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2548 to info. Don't initialize separate fields to 0. Clean up
2551 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2553 * config/i386/i386.md (peephole2s for operations with memory inputs):
2554 Use SWI mode iterator.
2555 (peephole2s for operations with memory outputs): Ditto.
2556 Do not check for stack checking probe.
2558 (probe_stack): Remove expander.
2560 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2561 Andrew Burgess <andrew.burgess@embecosm.com>
2563 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2564 operands as 32-bits.
2566 2016-04-28 Jason Merrill <jason@redhat.com>
2568 * gdbinit.in: Skip line-map.h.
2570 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2571 Andrew Burgess <andrew.burgess@embecosm.com>
2573 * config/arc/arc.c (arc_conditional_register_usage): Take
2574 TARGET_RRQ_CLASS into account.
2575 (arc_print_operand): Support printing 'p' and 's' operands.
2576 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2578 (TARGET_RRQ_CLASS): Define.
2579 (IS_POWEROF2_OR_0_P): Define.
2580 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2582 (*tst_movb): New define_insn.
2583 (*tst): Avoid recognition if it could prevent '*tst_movb'
2584 combination; replace c/CnL with c/Chs alternative.
2585 (*tst_bitfield_tst): New define_insn.
2586 (*tst_bitfield_asr): New define_insn.
2587 (*tst_bitfield): New define_insn.
2588 (andsi3_i): Add Rrq variant.
2589 (extzv): New define_expand.
2590 (insv): New define_expand.
2591 (*insv_i): New define_insn.
2592 (*movb): New define_insn.
2593 (*movb_signed): New define_insn.
2594 (*movb_high): New define_insn.
2595 (*movb_high_signed): New define_insn.
2596 (*movb_high_signed + 1): New define_split pattern.
2597 (*mrgb): New define_insn.
2598 (*mrgb + 1): New define_peephole2 pattern.
2599 (*mrgb + 2): New define_peephole2 pattern.
2600 * config/arc/arc.opt (mbitops): New option for nps400, uses
2601 TARGET_NPS_BITOPS_DEFAULT.
2602 * config/arc/constraints.md (q): Make register class conditional.
2603 (Rrq): New register constraint.
2604 (Chs): New constraint.
2605 (Clo): New constraint.
2606 (Chi): New constraint.
2607 (Cbf): New constraint.
2608 (Cbn): New constraint.
2609 (C18): New constraint.
2610 (Cbi): New constraint.
2612 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2614 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2616 (bitmap_intersection_of_preds): Ditto.
2617 (bitmap_union_of_succs): Ditto.
2618 (bitmap_union_of_preds): Ditto.
2619 * sbitmap.c (do_popcount): Delete.
2620 (BITMAP_DEBUGGING): Delete.
2621 (sbitmap_verify_popcount): Delete.
2622 (sbitmap_alloc): Don't initialize the popcount field.
2623 (sbitmap_alloc_with_popcount): Delete.
2624 (sbitmap_resize): Don't resize the popcount array.
2625 (sbitmap_vector_alloc): Don't initialize the popcount field.
2626 (bitmap_copy): Don't copy the popcount array.
2627 (bitmap_clear): Don't clear the popcount array.
2628 (bitmap_clear): Delete the popcount array handling.
2629 (bitmap_ior_and_compl): Delete the popcount assert.
2630 (bitmap_not): Ditto.
2631 (bitmap_and_compl): Ditto.
2632 (bitmap_and): Delete the popcount array handling.
2633 (bitmap_xor): Ditto.
2634 (bitmap_ior): Ditto.
2635 (bitmap_or_and): Delete the popcount assert.
2636 (bitmap_and_or): Ditto.
2637 (popcount_table): Delete.
2638 (sbitmap_elt_popcount): Delete.
2639 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2640 (bitmap_set_bit): Delete the popcount assert.
2641 (bitmap_clear_bit): Ditto.
2642 (sbitmap_free): Don't free the popcount array.
2643 (sbitmap_alloc_with_popcount): Delete declaration.
2644 (sbitmap_popcount): Ditto.
2646 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2647 Andrew Burgess <andrew.burgess@embecosm.com>
2649 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2650 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2651 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2652 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2653 * config/arc/arc.opt (mcmem): New option.
2654 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2655 supply length for r/m alternative.
2656 (*extendqisi2_ac): Likewise.
2657 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2659 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2660 (movhi_insn): Likewise.
2661 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2662 (*zero_extendqihi2_i): Add r/Ucm alternative.
2663 (*zero_extendqisi2_ac): Likewise.
2664 (*zero_extendhisi2_i): Likewise.
2665 * config/arc/constraints.md (Uex): New memory constraint.
2666 (Ucm): New define_constraint.
2667 * config/arc/predicates.md (long_immediate_loadstore_operand):
2668 Return 0 for MEM with cmem_address address.
2669 (cmem_address_0): New predicates.
2670 (cmem_address_1): Likewise.
2671 (cmem_address_2): Likewise.
2672 (cmem_address): Likewise.
2674 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2676 * config/rs6000/rs6000.c (machine_function): Rename
2677 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2678 (rs6000_stack_info): Adjust.
2680 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2681 Andrew Burgess <andrew.burgess@embecosm.com>
2683 * config/arc/constraints.md (Usd): Convert to define_constraint.
2687 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2690 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2691 Add new peephole2 where the first insn is *mov<mode>_or instead of
2692 *mov<mode>_internal.
2694 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2696 * tracer.c (bb_seen): Make static.
2698 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2700 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2701 support, setup defaults.
2702 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2703 * config/arc/arc.c (arc_init): Add NPS400 support.
2704 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2705 (TARGET_ARC700): NPS400 is also an ARC700.
2706 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2708 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2711 * config/nds32/nds32.md (casesi): Don't access the operands array
2714 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2716 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2717 (or $-1,reg peephole2): Ditto.
2718 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2720 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2722 * doc/extend.texi (Common Function Attributes) [optimize]:
2723 Discourage use of the optimize attribute.
2725 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2727 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2728 special case builtin.
2729 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2730 ALTIVEC_BUILTIN_VEC_ADDE.
2731 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2732 support for ALTIVEC_BUILTIN_VEC_ADDE.
2733 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2734 for __builtin_vec_adde.
2736 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2738 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2739 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2741 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2744 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2745 attributes): Document cilkplus_runtime.
2747 2016-04-28 Martin Jambor <mjambor@suse.cz>
2749 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2750 this function. Call verify_expr on MEM_REFs and bases of other
2753 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2755 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2756 for WORD_REGISTER_OPERATIONS to runtime check.
2758 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2760 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2762 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2764 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2765 big-endian compilation.
2766 * config/arc/arc.md (addf3): Likewise.
2770 2016-04-28 Richard Biener <rguenther@suse.de>
2772 PR tree-optimization/70840
2773 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2774 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2775 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2776 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2778 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2780 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2781 and explain why in a comment.
2783 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2785 * config/arc/arc.md (cpu_facility): Add fpx variant.
2786 (subdf3): Prohibit use reverse sub when assist operations option
2788 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2789 instructions only when FPX is enabled.
2790 * testsuite/gcc.target/arc/trsub.c: New test.
2792 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2794 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2795 mult_operator when calculating "type" attribute.
2796 (*fop_<mode>_1_i387): Ditto.
2797 (*fop_xf_1_i387): Ditto.
2798 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2799 Use std::swap to swap operands. Use RTL expressions to generate
2802 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2803 Joern Rennecke <joern.rennecke@embecosm.com>
2805 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2807 (emit_pic_move): Remove.
2808 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2809 * config/arc/arc.c (emit_pic_move): Removed.
2810 (TARGET_HAVE_TLS): Define.
2811 (arc_conditional_register_usage): Test for arc_tp_regno.
2812 (arc_print_operand, arc_print_operand_address): Handle TLS
2814 (arc_needs_pcl_p): New function.
2815 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2816 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2817 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2818 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2819 (arc_legitimize_tls_address): Likewise.
2820 (DTPOFF_ZERO_SYM): Define.
2821 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2822 (arc_output_pic_addr_const): Print TLS unspecs.
2823 (prepare_pic_move): New function, replaces emit_pic_move.
2824 (arc_legitimate_constant_p): Handle TLS unspecs.
2825 (arc_legitimate_address_p): Likewise.
2826 (arc_rewrite_small_data_p): Use assert for TLS constants.
2827 (prepare_move_operands): Use prepare_pic_move.
2828 (arc_legitimize_address): Legitimize tls addresses.
2829 (arc_epilogue_uses): Check for arc_tp_regno.
2830 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2831 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2833 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2835 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2836 %(arc_tls_extra_start_spec).
2837 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2838 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2840 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2841 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2842 (UNSPEC_TLS_OFF): Add.
2844 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2845 (get_thread_pointersi): New patterns.
2846 * config/arc/arc.opt (mtp-regno): New option.
2847 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2848 (move_dest_operand): Likewise.
2849 * configure: Regenerate.
2850 * configure.ac: Add arc*-*-* case to test for tls.
2851 * doc/invoke.texi (ARC options): Document mtp-regno.
2853 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2855 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2856 the new ARC HS SIMD instructions.
2857 (arc_preferred_simd_mode): New function.
2858 (arc_autovectorize_vector_sizes): Likewise.
2859 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2860 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2861 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2862 (arc_init_builtins): Add new SIMD builtin types.
2863 (arc_split_move): Handle 64 bit vector moves.
2864 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2865 (TARGET_PLUS_QMACW): Define.
2866 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2867 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2868 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2869 (VSUBADD4H): New builtins.
2870 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2871 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2873 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2874 Matthias Klose <doko@debian.org>
2876 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2878 2016-04-28 Richard Biener <rguenther@suse.de>
2881 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2884 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2886 * common/config/sh/sh-common.c: Remove SH5 support.
2887 * config/sh/constraints.md: Likewise.
2888 * config/sh/config/sh/elf.h: Likewise.
2889 * config/sh/linux.h: Likewise.
2890 * config/sh/netbsd-elf.h: Likewise.
2891 * config/sh/predicates.md: Likewise.
2892 * config/sh/sh-c.c: Likewise.
2893 * config/sh/sh-protos.h: Likewise.
2894 * config/sh/sh.c: Likewise.
2895 * config/sh/sh.h: Likewise.
2896 * config/sh/sh.md: Likewise.
2897 * config/sh/sh.opt: Likewise.
2898 * config/sh/sync.md: Likewise.
2899 * config/sh/sh64.h: Delete.
2900 * config/sh/shmedia.h: Likewise.
2901 * config/sh/shmedia.md: Likewise.
2902 * config/sh/sshmedia.h: Likewise.
2903 * config/sh/t-netbsd-sh5-64: Likewise.
2904 * config/sh/t-sh64: Likewise.
2905 * config/sh/ushmedia.h: Likewise.
2907 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2909 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2910 general_reg_operand instead of register_operand predicate.
2912 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2914 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2916 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2918 * match.pd (A - B > A, A + B < A): New transformations.
2920 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2922 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2923 which defaults to true. Emit an outer pair of parentheses only if
2924 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2925 don't emit parentheses for the right-hand operand.
2927 2016-04-27 Jeff Law <law@redhat.com>
2929 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2931 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2933 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
2934 (altivec_lvx_<mode>_internal): Document.
2935 (altivec_lvx_<mode>_2op): New define_insn.
2936 (altivec_lvx_<mode>_1op): Likewise.
2937 (altivec_lvx_<mode>_2op_si): Likewise.
2938 (altivec_lvx_<mode>_1op_si): Likewise.
2939 (altivec_stvx_<mode>): Remove.
2940 (altivec_stvx_<mode>_internal): Document.
2941 (altivec_stvx_<mode>_2op): New define_insn.
2942 (altivec_stvx_<mode>_1op): Likewise.
2943 (altivec_stvx_<mode>_2op_si): Likewise.
2944 (altivec_stvx_<mode>_1op_si): Likewise.
2945 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2946 Expand vec_ld and vec_st during parsing.
2947 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
2949 (altivec_expand_stvx_be): Likewise.
2950 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
2951 address-masking behavior in RTL.
2952 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
2953 address-masking behavior in RTL.
2954 (altivec_expand_builtin): Change builtin code arguments for calls
2955 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
2956 (insn_is_swappable_p): Avoid incorrect swap optimization in the
2957 presence of lvx/stvx patterns.
2958 (alignment_with_canonical_addr): New function.
2959 (alignment_mask): Likewise.
2960 (find_alignment_op): Likewise.
2961 (recombine_lvx_pattern): Likewise.
2962 (recombine_stvx_pattern): Likewise.
2963 (recombine_lvx_stvx_patterns): Likewise.
2964 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
2965 stvx patterns from expand.
2966 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
2968 (vector_altivec_store_<mode>): Likewise.
2970 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
2972 * config/aarch64/aarch64.md
2973 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
2974 remove the "fp" attributes.
2975 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
2976 add the "simd" attributes.
2977 (*movdf_aarch64): Likewise.
2978 (*movtf_aarch64): Remove the "fp" attributes.
2979 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
2980 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
2982 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2984 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
2985 rtx to rtx_code_label *.
2986 * rtl.h (maybe_set_first_label_num): Likewise.
2988 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2990 * df-core.c (df_add_problem): Make the problem param be const.
2991 (df_remove_problem): Make local "problem" be const.
2992 * df-problems.c (problem_RD): Make const.
2993 (problem_LR): Likewise.
2994 (problem_LIVE): Likewise.
2995 (problem_MIR): Likewise.
2996 (problem_CHAIN): Likewise.
2997 (problem_WORD_LR): Likewise.
2998 (problem_NOTE): Likewise.
2999 (problem_MD): Likewise.
3000 * df-scan.c (problem_SCAN): Likewise.
3001 * df.h (struct df_problem): Make field "dependent_problem" be
3003 (struct dataflow): Likewise for field "problem".
3004 (df_add_problem): Make param const.
3006 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3008 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3009 inter-unit moves to/from vector registers are enabled. Do not disable
3012 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3014 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3015 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3017 (enum df_problem_id): ...this new enum.
3018 (struct df_problem): Convert field "id" from "int" to
3021 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3023 * rtl.def: Update comment for "things in the instruction chain" to
3024 reflect the removal of the leading "i" field for INSN_UID in
3025 r210360. Fix bogus apostrophe.
3027 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3029 * config/i386/i386.md
3030 (lea arith with mem operand + setcc peephole2): Set operator mode.
3032 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3035 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3036 (dimode_scalar_to_vector_candidate_p): This.
3037 (timode_scalar_to_vector_candidate_p): New function.
3038 (scalar_to_vector_candidate_p): Likewise.
3039 (timode_check_non_convertible_regs): Likewise.
3040 (timode_remove_non_convertible_regs): Likewise.
3041 (remove_non_convertible_regs): Likewise.
3042 (remove_non_convertible_regs): Renamed to ...
3043 (dimode_remove_non_convertible_regs): This.
3044 (scalar_chain::~scalar_chain): Make it virtual.
3045 (scalar_chain::compute_convert_gain): Make it pure virtual.
3046 (scalar_chain::mark_dual_mode_def): Likewise.
3047 (scalar_chain::convert_insn): Likewise.
3048 (scalar_chain::convert_registers): Likewise.
3049 (scalar_chain::add_to_queue): Make it protected.
3050 (scalar_chain::emit_conversion_insns): Likewise.
3051 (scalar_chain::replace_with_subreg): Likewise.
3052 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3053 (scalar_chain::convert_op): Likewise.
3054 (scalar_chain::convert_reg): Likewise.
3055 (scalar_chain::make_vector_copies): Likewise.
3056 (scalar_chain::convert_registers): New pure virtual function.
3057 (class dimode_scalar_chain): New class.
3058 (class timode_scalar_chain): Likewise.
3059 (scalar_chain::mark_dual_mode_def): Renamed to ...
3060 (dimode_scalar_chain::mark_dual_mode_def): This.
3061 (timode_scalar_chain::mark_dual_mode_def): New function.
3062 (timode_scalar_chain::convert_insn): Likewise.
3063 (dimode_scalar_chain::convert_registers): Likewise.
3064 (scalar_chain::compute_convert_gain): Renamed to ...
3065 (dimode_scalar_chain::compute_convert_gain): This.
3066 (scalar_chain::replace_with_subreg): Renamed to ...
3067 (dimode_scalar_chain::replace_with_subreg): This.
3068 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3069 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3070 (scalar_chain::make_vector_copies): Renamed to ...
3071 (dimode_scalar_chain::make_vector_copies): This.
3072 (scalar_chain::convert_reg): Renamed to ...
3073 (dimode_scalar_chain::convert_reg ): This.
3074 (scalar_chain::convert_op): Renamed to ...
3075 (dimode_scalar_chain::convert_op): This.
3076 (scalar_chain::convert_insn): Renamed to ...
3077 (dimode_scalar_chain::convert_insn): This.
3078 (scalar_chain::convert): Call convert_registers.
3079 (convert_scalars_to_vector): Change to scalar_chain pointer to
3080 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3081 in 32-bit mode. Delete scalar_chain pointer. Call
3082 free_dominance_info in 64-bit mode.
3083 (pass_stv::gate): Remove TARGET_64BIT check.
3084 (ix86_option_override): Put the 64-bit STV pass before the CSE
3087 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3089 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3090 dw_loc_frame_offset field.
3091 * dwarf2out.c (new_loc_descr): Likewise.
3092 (resolve_args_picking_1): Turn the VISITED hash set into a
3093 FRAME_OFFSET hash map. Use it to associate a frame offset to
3094 visited nodes. Remove uses of the CHECKING_P macro.
3095 (resolve_args_picking): Update call to resolve_args_picking_1.
3097 2016-04-27 Martin Liska <mliska@suse.cz>
3099 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3100 (free_loop_data): Release vuses of groups.
3102 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3104 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3105 instead of redundant use_id and boolean have_use_for.
3106 (struct iv_use): Change sub_id into group_id. Remove field next.
3107 Move fields: related_cands, n_map_members, cost_map and selected
3109 (struct iv_group): ... here. New structure.
3110 (struct iv_common_cand): Use structure declaration directly.
3111 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3112 (MAX_CONSIDERED_USES): Rename macro to ...
3113 (MAX_CONSIDERED_GROUPS): ... here.
3114 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3115 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3116 (dump_uses): Rename to ...
3117 (dump_groups): ... here. Update all uses.
3118 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3119 (find_induction_variables): Refactor format of dump information.
3120 (record_sub_use): Delete.
3121 (record_use): Update all uses.
3122 (record_group): New function.
3123 (record_group_use, find_interesting_uses_op): Call above functions.
3125 (find_interesting_uses_cond): Ditto.
3126 (group_compare_offset): New function.
3127 (split_all_small_groups): Rename to ...
3128 (split_small_address_groups_p): ... here. Update all uses.
3129 (split_address_groups): Update all uses.
3130 (find_interesting_uses): Refactor format of dump information.
3131 (add_candidate_1): Update all uses. Remove redundant check on iv,
3133 (add_candidate, record_common_cand): Remove redundant assert.
3134 (add_iv_candidate_for_biv): Update use.
3135 (add_iv_candidate_derived_from_uses): Update all uses.
3136 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3137 (alloc_use_cost_map): Ditto.
3138 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3139 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3140 (determine_use_iv_cost_generic): Ditto.
3141 (determine_group_iv_cost_generic): Ditto.
3142 (determine_use_iv_cost_address): Ditto.
3143 (determine_group_iv_cost_address): Ditto.
3144 (determine_use_iv_cost_condition): Ditto.
3145 (determine_group_iv_cost_cond): Ditto.
3146 (determine_use_iv_cost): Ditto.
3147 (determine_group_iv_cost): Ditto.
3148 (set_autoinc_for_original_candidates): Update all uses.
3149 (find_iv_candidates): Update all uses. Refactor dump information.
3150 (determine_use_iv_costs): Ditto.
3151 (determine_iv_costs): Ditto.
3152 (iv_ca_cand_for_use): Rename to ...
3153 (iv_ca_cand_for_group): ... here. Update all uses.
3154 (iv_ca_add_use, iv_ca_add_group): Ditto.
3155 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3156 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3157 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3158 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3159 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3160 (create_new_iv, adjust_iv_update_pos): Ditto.
3161 (rewrite_use_address): Delete.
3162 (rewrite_use_address_1): Rename to ...
3163 (rewrite_use_address): ... here.
3164 (rewrite_use_compare): Update all uses.
3165 (rewrite_use): Delete.
3166 (rewrite_uses): Rename to ...
3167 (rewrite_groups): ... here. Update all uses.
3168 (remove_unused_ivs, free_loop_data): Update all uses.
3169 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3171 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3173 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3174 for WORD_REGISTER_OPERATIONS to runtime check.
3176 2016-04-27 Richard Biener <rguenther@suse.de>
3179 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3180 aggregate_value_p to determine if a function result is
3181 returned by reference.
3182 (ipa_pta_execute): Functions having their address taken are
3183 not automatically nonlocal.
3185 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3188 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3189 * fold-const.c (operand_equal_p): If flag_checking and
3190 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3191 and if it returns non-zero, assert iterative_hash_expr on both
3194 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3196 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3198 2016-04-27 Nick Clifton <nickc@redhat.com>
3201 * varasm.c (merge_weak): Generate an error if an attempt is made
3202 to convert a non-weak static function into a weak, public function.
3204 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3206 * params.def (MAX_PARTITION_SIZE): New param.
3207 * doc/invoke.texi: Document lto-max-partition.
3209 2016-04-27 Richard Biener <rguenther@suse.de>
3212 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3213 function cummulating used_from_other_partition, externally_visible
3214 and force_output from aliases.
3215 (refered_from_nonlocal_var): Likewise.
3216 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3217 node flags properly.
3219 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3221 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3222 (-Wmemset-elt-size): New item.
3224 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3227 * stor-layout.h (internal_reference_types): Delete.
3228 * stor-layout.c (reference_types_internal): Likewise.
3229 (internal_reference_types): Likewise.
3230 (layout_type) <REFERENCE_TYPE>: Adjust.
3232 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3235 * tree.h (inchash::add_expr): Add FLAGS argument.
3236 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3237 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3238 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3239 Formatting fix. Adjust recursive calls. For tcc_comparison,
3240 if swap_tree_comparison (code) is smaller than code, hash that
3241 and arguments in the other order. Hash CONVERT_EXPR the same
3242 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3243 of ADDR_EXPR of decl as the decl itself. Add or remove
3244 OEP_ADDRESS_OF from recursive flags as needed. For
3245 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3246 operands commutatively and only the third one normally.
3247 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3249 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3251 * config/rtems.h (LIB_SPEC): Add -latomic.
3253 2016-04-27 Joel Sherrill <joel@rtems.org>
3255 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3256 xilink.ld and flags not relevant to RTEMS.
3258 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3260 * toplev.c (backend_init_target): Avoid calling init_reload when using
3263 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3265 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3266 for loops rather than one for the whole function.
3268 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3270 * match.pd (X + CST CMP X): New transformation.
3272 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3274 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3275 * fold-const.c (fold_binary_loc): Remove 2 transformations
3276 superseded by match.pd.
3277 * match.pd (x+x -> x*2): Generalize to integers.
3279 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3281 * config/i386/i386.md (operation on memory peephole): Duplicate an
3282 existing peephole and adapt it to match lea rather than an operation
3285 PR rtl-optimization/57193
3286 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3288 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3290 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3292 * tree-if-conv.c (any_pred_load_store): New static variable.
3293 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3294 any_pred_load_store instead of and_mask_load_store.
3295 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3296 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3297 (combine_blocks, tree_if_conversion): Ditto.
3299 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3301 PR tree-optimization/70771
3302 PR tree-optimization/70775
3303 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3304 virtual PHI nodes. Delete parameter.
3305 (if_convertible_loop_p_1): Delete argument to above function.
3306 (predicate_all_scalar_phis): Delete code handling single-argument
3308 (tree_if_conversion): Mark and update virtual SSA.
3310 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3313 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3314 (x86_elf_aligned_common): Rename to ...
3315 (x86_elf_aligned_decl_common): ... this.
3316 Add decl arg. Switch to .lbss for largecomm object. Use
3317 LARGECOMM_SECTION_ASM_OP.
3318 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3320 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3321 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3323 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3324 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3326 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3329 * config/i386/i386.c (SECTION_LARGE): Define.
3330 (x86_64_elf_select_section): Set it for large data/bss sections.
3331 Only clear SECTION_WRITE for .lrodata.
3332 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3334 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3335 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3336 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3338 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3339 * doc/tm.texi: Regenerate.
3341 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3344 * configure.ac (--enable-checking): Document extra flag, for
3345 non-release builds default to --enable-checking=yes,extra.
3346 If misc checking and extra checking, define CHECKING_P to 2 instead
3348 * common.opt (fchecking=): Add.
3349 * doc/invoke.texi (-fchecking=): Document.
3350 * doc/install.texi: Document --enable-checking changes.
3351 * configure: Regenerated.
3352 * config.in: Regenerated.
3354 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3356 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3357 attribute instead of which_alternative.
3358 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3359 Use EXT_REX_SSE_REG_P where appropriate.
3361 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3363 * config/i386/predicates.md (const0_operand): Do not match
3364 const_wide_int code.
3365 (const1_operand): Ditto.
3367 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3369 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3370 for SSE constm1 operands and TARGET_AVX512VL.
3371 (*movti_internal): Ditto.
3372 (*mov<mode>_or): Use constm1_operand predicate.
3373 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3374 for SSE vector_all_ones operands and TARGET_AVX512VL.
3375 * config/i386/predicates.md (constm1_operand): New predicate.
3376 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3377 emission of constant -1 load.
3379 2016-04-25 Jason Merrill <jason@redhat.com>
3381 * gdbinit.in: Skip is-a.h.
3383 * attribs.c (register_scoped_attributes): Fix logic.
3384 * attribs.h: Declare register_scoped_attributes.
3386 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3388 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3389 stxvd2x and stxvw4x built-in functions.
3391 2016-04-25 DJ Delorie <dj@redhat.com>
3393 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3394 (ashrhi3): Likewise.
3395 (lshrhi3): Likewise.
3397 2016-04-25 Richard Biener <rguenther@suse.de>
3399 PR tree-optimization/70780
3400 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3402 (compute_antic): Mark blocks with abnormal preds as visited as
3403 they have a final empty antic-in solution already.
3405 2016-04-25 Michael Collison <michael.collison@linaro.org>
3407 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3409 2016-04-25 Michael Collison <michael.collison@linaro.org>
3411 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3412 mode is VQI to improve mixed mode vectorization.
3413 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3414 define_insn to match low half of signed vaddw.
3415 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3416 define_insn to match high half of signed vaddw.
3417 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3418 define_insn to match low half of unsigned vaddw.
3419 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3420 define_insn to match high half of unsigned vaddw.
3421 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3422 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3423 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3425 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3426 * config/arm/predicates.md (vect_par_constant_high): Support
3427 big endian and simplify by calling
3428 arm_simd_check_vect_par_cnst_half
3429 (vect_par_constant_low): Likewise.
3431 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3433 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3434 predicate for operand 2.
3436 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3437 H.J. Lu <hongjiu.lu@intel.com>
3439 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3440 machine_mode argument.
3441 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3442 constm1_rtx operands. For VOIDmode constants, get mode from
3443 pred_mode. Check mode size if the mode is supported by ABI.
3444 (standard_sse_constant_opcode): Do not use standard_constant_p.
3445 Strictly check ABI support for all-ones operands.
3446 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3447 immediates. Update calls to standard_sse_constant_p.
3448 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3449 (ix86_rtx_costs): Ditto.
3450 * config/i386/i386.md (*movxi_internal_avx512f): Use
3451 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3452 Use (v,BC) alternative instead of (v,C). Use register_operand
3453 checks instead of MEM_P.
3454 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3455 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3456 isa attribute. Use register_operand checks instead of MEM_P.
3457 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3458 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3459 alternative and corresponding sse2 isa attribute.
3460 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3461 to standard_sse_constant_p.
3462 (FP constant splitters): Ditto.
3463 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3465 * config/i386/predicates.md (constm1_operand): Remove.
3466 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3467 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3468 vector_all_ones_operand instead of constm1_operand.
3470 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3472 * print-rtl.c (print_rtx_insn_vec): New function.
3473 * print-rtl.h: New prototype.
3474 * store-motion.c (struct st_expr): Make avail_stores a vector.
3475 (st_expr_entry): Adjust.
3476 (free_st_expr_entry): Likewise.
3477 (print_store_motion_mems): Likewise.
3478 (find_moveable_store): Likewise.
3479 (compute_store_table): Likewise.
3480 (delete_store): Likewise.
3481 (build_store_vectors): Likewise.
3483 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3485 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3487 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3489 * vec.h (vec_safe_contains): New function.
3490 (vec::contains): Likewise.
3491 (vec::begin): Likewise.
3492 (vec::end): Likewise.
3494 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3497 * cfgexpand.c (expand_stack_vars): Fix typo.
3499 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3501 * system.h (list, map, set, vector): Include conditionally.
3502 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3503 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3504 * ipa-icf.c (INCLUDE_LIST): Define.
3505 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3506 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3507 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3508 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3509 * cp/logic.cc (INCLUDE_LIST): Define.
3510 * fortran/trans-common.c (INCLUDE_MAP): Define.
3512 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3514 * auto-profile.c: Remove <string.h> include.
3515 * ipa-icf-gimple.c: Remove <list> include.
3516 * diagnostic.c: Remove <new> include.
3517 * genmatch.c: Likewise.
3518 * pretty-print.c: Likewise.
3519 * toplev.c: Likewise
3520 * c/c-objc-common.c: Likewise.
3521 * cp/error.c: Likewise.
3522 * fortran/error.c: Likewise.
3524 2016-04-22 Richard Biener <rguenther@suse.de>
3526 * lto-streamer-in.c (input_ssa_names): Do not allocate
3527 GIMPLE_NOP for all SSA names.
3528 * lto-streamer-out.c (output_ssa_names): Do not output
3529 SSA names that should have been released.
3531 2016-04-22 Richard Biener <rguenther@suse.de>
3533 PR tree-optimization/70740
3534 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3537 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3540 * config/i386/predicates.md (call_insn_operand): Replace
3541 sibcall_memory_operand with memory_operand.
3543 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3545 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3546 has_single_use() tests.
3547 (register_edge_assert_for_1): Likewise.
3548 (find_assert_locations_1): Check the liveness bitmap instead of
3549 checking has_single_use().
3551 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3554 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3555 Extract AVX-512BW constraint from AVX.
3557 2016-04-21 Richard Biener <rguenther@suse.de>
3559 PR tree-optimization/70725
3560 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3561 for phi_convertible_by_degenerating_args.
3562 (predicate_all_scalar_phis): Handle single-argument PHIs.
3564 2016-04-21 Richard Biener <rguenther@suse.de>
3567 * fold-const.c (fold_comparison): Return properly typed
3570 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3572 PR tree-optimization/70715
3573 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3574 after expanding BASE using expand_simple_operations.
3576 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3578 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3579 New transformations.
3581 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3583 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3585 2016-04-20 Jan Hubicka <jh@suse.cz>
3587 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3588 ultiimate_alias_target.
3589 (update_callee_keys): Likewise.
3590 (lookup_recursive_calls): Likewise.
3591 (speculation_useful_p): Likewise.
3593 2016-04-20 Jan Hubicka <jh@suse.cz>
3596 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3597 (set_nothrow_flag_1): ... this; handle interposition correctly;
3598 recurse on aliases and thunks.
3599 (cgraph_node::set_nothrow_flag): New.
3600 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3601 functions compiled with non-call exceptions that binds to current
3603 (propagate_nothrow): Be safe WRT interposition.
3604 * cgraph.h (set_nothrow_flag): Update prototype.
3606 2016-04-18 Jan Hubicka <jh@suse.cz>
3608 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3609 max_loop_iterations_int.
3610 (tree_unswitch_outer_loop): Likewise.
3612 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3614 PR tree-optimization/69489
3615 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3616 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3617 Revise dump message.
3618 (if_convertible_bb_p): Remove check on edge count of basic block's
3621 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3623 PR tree-optimization/56625
3624 PR tree-optimization/69489
3625 * tree-data-ref.h (DR_INNERMOST): New macro.
3626 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3627 hashing struct innermost_loop_behavior.
3628 (ref_DR_map): Remove.
3629 (innermost_DR_map): New map.
3630 (baseref_DR_map): Revise comment.
3631 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3632 to innermost_DR_map accroding to its innermost loop behavior.
3633 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3634 to its innermost loop behavior.
3635 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3636 Add initialization for innermost_DR_map. Record memory reference
3637 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3638 have innermost loop behavior.
3639 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3642 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3644 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3645 *lea_general_1. Use explicit SWI12 mode interator.
3646 (*lea<mode>_general_2): Rename from *lea_general_2.
3647 Use explicit SWI12 mode interator.
3648 (*lea<mode>_general_3): Rename from *lea_general_3.
3649 Use explicit SWI12 mode interator.
3650 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3651 Use explicit SWI12 mode interator.
3652 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3653 Use explicit SWI48 mode interator.
3655 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3657 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3658 Short-cut unaligned load and store cases. Handle all integer
3660 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3661 and store cases. Call ix86_avx256_split_vector_move_misalign
3662 directly without checking mode class.
3664 2016-04-20 Andrew Pinski <apinski@cavium.com>
3665 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3668 * config/aarch64/aarch64.md (sibcall): Force call
3669 address to be DImode for ILP32.
3670 (sibcall_value): Likewise.
3672 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3674 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3676 2016-04-20 Richard Biener <rguenther@suse.de>
3678 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3679 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3680 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3681 (maybe_push_res_to_seq): Adjust.
3682 * gimple-fold.c (maybe_build_generic_op): Likewise.
3684 2016-04-20 Marek Polacek <polacek@redhat.com>
3686 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3689 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3691 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3692 use kmovw to support AVX512F target.
3694 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3696 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3698 2016-04-20 Marek Polacek <polacek@redhat.com>
3700 PR tree-optimization/70725
3701 * tree-if-conv.c (is_false_predicate): New function.
3702 (predicate_mem_writes): Use it.
3704 2016-04-20 Richard Biener <rguenther@suse.de>
3706 PR tree-optimization/70726
3707 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3708 shift amounts from a pattern stmt operand.
3710 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3713 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3714 stack_restore_from_fpr pattern when restoring r15.
3715 (s390_optimize_prologue): Strip away the memory barrier in the
3716 parallel when trying to get rid of restore insns.
3717 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3718 definition for loading the stack pointer from an FPR. Compared to
3719 the normal move insn this pattern includes a full memory barrier.
3721 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3724 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3725 implicitly linear or lastprivate iterator on the outer context.
3727 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3729 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3731 * config/i386/i386.md (ssememalign): Removed.
3732 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3734 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3737 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3738 const short * to __builtin_ia32_loaddquhi512_mask.
3739 (_mm512_maskz_loadu_epi16): Likewise.
3740 (_mm512_mask_storeu_epi16): Pass short * to
3741 __builtin_ia32_storedquhi512_mask.
3742 (_mm512_mask_loadu_epi8): Pass const char * to
3743 __builtin_ia32_loaddquqi512_mask.
3744 (_mm512_maskz_loadu_epi8): Likewise.
3745 (_mm512_mask_storeu_epi8): Pass char * to
3746 __builtin_ia32_storedquqi512_mask.
3747 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3748 const double * to __builtin_ia32_loadupd512_mask.
3749 (_mm512_mask_loadu_pd): Likewise.
3750 (_mm512_maskz_loadu_pd): Likewise.
3751 (_mm512_storeu_pd): Pass double * to
3752 __builtin_ia32_storeupd512_mask.
3753 (_mm512_mask_storeu_pd): Likewise.
3754 (_mm512_loadu_ps): Pass const float * to
3755 __builtin_ia32_loadups512_mask.
3756 (_mm512_mask_loadu_ps): Likewise.
3757 (_mm512_maskz_loadu_ps): Likewise.
3758 (_mm512_storeu_ps): Pass float * to
3759 __builtin_ia32_storeups512_mask.
3760 (_mm512_mask_storeu_ps): Likewise.
3761 (_mm512_mask_loadu_epi64): Pass const long long * to
3762 __builtin_ia32_loaddqudi512_mask.
3763 (_mm512_maskz_loadu_epi64): Likewise.
3764 (_mm512_mask_storeu_epi64): Pass long long *
3765 to __builtin_ia32_storedqudi512_mask.
3766 (_mm512_loadu_si512): Pass const int * to
3767 __builtin_ia32_loaddqusi512_mask.
3768 (_mm512_mask_loadu_epi32): Likewise.
3769 (_mm512_maskz_loadu_epi32): Likewise.
3770 (_mm512_storeu_si512): Pass int * to
3771 __builtin_ia32_storedqusi512_mask.
3772 (_mm512_mask_storeu_epi32): Likewise.
3773 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3774 char * to __builtin_ia32_storedquqi256_mask.
3775 (_mm_mask_storeu_epi8): Likewise.
3776 (_mm256_mask_loadu_epi16): Pass const short * to
3777 __builtin_ia32_loaddquhi256_mask.
3778 (_mm256_maskz_loadu_epi16): Likewise.
3779 (_mm_mask_loadu_epi16): Pass const short * to
3780 __builtin_ia32_loaddquhi128_mask.
3781 (_mm_maskz_loadu_epi16): Likewise.
3782 (_mm256_mask_loadu_epi8): Pass const char * to
3783 __builtin_ia32_loaddquqi256_mask.
3784 (_mm256_maskz_loadu_epi8): Likewise.
3785 (_mm_mask_loadu_epi8): Pass const char * to
3786 __builtin_ia32_loaddquqi128_mask.
3787 (_mm_maskz_loadu_epi8): Likewise.
3788 (_mm256_mask_storeu_epi16): Pass short * to.
3789 __builtin_ia32_storedquhi256_mask.
3790 (_mm_mask_storeu_epi16): Pass short * to.
3791 __builtin_ia32_storedquhi128_mask.
3792 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3793 const double * to __builtin_ia32_loadupd256_mask.
3794 (_mm256_maskz_loadu_pd): Likewise.
3795 (_mm_mask_loadu_pd): Pass onst double * to
3796 __builtin_ia32_loadupd128_mask.
3797 (_mm_maskz_loadu_pd): Likewise.
3798 (_mm256_mask_storeu_pd): Pass double * to
3799 __builtin_ia32_storeupd256_mask.
3800 (_mm_mask_storeu_pd): Pass double * to
3801 __builtin_ia32_storeupd128_mask.
3802 (_mm256_mask_loadu_ps): Pass const float * to
3803 __builtin_ia32_loadups256_mask.
3804 (_mm256_maskz_loadu_ps): Likewise.
3805 (_mm_mask_loadu_ps): Pass const float * to
3806 __builtin_ia32_loadups128_mask.
3807 (_mm_maskz_loadu_ps): Likewise.
3808 (_mm256_mask_storeu_ps): Pass float * to
3809 __builtin_ia32_storeups256_mask.
3810 (_mm_mask_storeu_ps): ass float * to
3811 __builtin_ia32_storeups128_mask.
3812 (_mm256_mask_loadu_epi64): Pass const long long * to
3813 __builtin_ia32_loaddqudi256_mask.
3814 (_mm256_maskz_loadu_epi64): Likewise.
3815 (_mm_mask_loadu_epi64): Pass const long long * to
3816 __builtin_ia32_loaddqudi128_mask.
3817 (_mm_maskz_loadu_epi64): Likewise.
3818 (_mm256_mask_storeu_epi64): Pass long long * to
3819 __builtin_ia32_storedqudi256_mask.
3820 (_mm_mask_storeu_epi64): Pass long long * to
3821 __builtin_ia32_storedqudi128_mask.
3822 (_mm256_mask_loadu_epi32): Pass const int * to
3823 __builtin_ia32_loaddqusi256_mask.
3824 (_mm256_maskz_loadu_epi32): Likewise.
3825 (_mm_mask_loadu_epi32): Pass const int * to
3826 __builtin_ia32_loaddqusi128_mask.
3827 (_mm_maskz_loadu_epi32): Likewise.
3828 (_mm256_mask_storeu_epi32): Pass int * to
3829 __builtin_ia32_storedqusi256_mask.
3830 (_mm_mask_storeu_epi32): Pass int * to
3831 __builtin_ia32_storedqusi128_mask.
3832 * config/i386/i386-builtin-types.def (PCSHORT): New.
3834 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3835 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3836 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3837 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3838 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3839 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3840 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3841 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3842 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3843 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3844 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3845 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3846 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3847 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3848 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3849 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3850 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3851 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3852 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3853 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3854 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3855 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3856 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3857 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3858 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3859 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3860 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3861 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3862 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3863 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3864 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3865 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3866 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3867 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3868 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3869 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3870 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3871 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3872 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3873 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3874 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3875 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3876 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3877 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3878 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3879 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3880 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3881 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3882 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3884 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3885 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3887 (ix86_expand_vector_move_misalign): Likewise.
3888 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3889 to scalar function prototype for unaligned load/store builtins.
3890 (ix86_expand_special_args_builtin): Updated.
3891 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3892 (UNSPEC_STOREU): Likewise.
3893 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3894 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3895 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3896 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3897 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3898 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3899 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3900 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3901 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3902 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3903 (<avx512>_storedqu<mode>_mask): Likewise.
3904 (*sse4_2_pcmpestr_unaligned): Likewise.
3905 (*sse4_2_pcmpistr_unaligned): Likewise.
3906 (*mov<mode>_internal): Renamed to ...
3907 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3908 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3909 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3910 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3912 2016-04-19 Richard Biener <rguenther@suse.de>
3914 PR tree-optimization/70171
3915 * tree-ssa-phiprop.c: Include stor-layout.h.
3916 (phiprop_insert_phi): Handle the aggregate copy case.
3917 (propagate_with_phi): Likewise.
3919 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3921 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3922 instead of simplify_gen_subreg (... , 0).
3923 (ix86_delegitimize_address): Ditto.
3924 (ix86_split_divmod): Ditto.
3925 (ix86_split_copysign_const): Ditto.
3926 (ix86_split_copysign_var): Ditto.
3927 (ix86_expand_args_builtin): Ditto.
3928 (ix86_expand_round_builtin): Ditto.
3929 (ix86_expand_special_args_builtin): Ditto.
3930 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
3931 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
3932 (udivmodqi4): Ditto.
3933 (absneg splitters): Ditto.
3934 (*jcc_bt<mode>_1): Ditto.
3936 2016-04-19 Richard Biener <rguenther@suse.de>
3938 PR tree-optimization/70724
3939 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
3940 restoring out from ...
3941 (free_scc_vn): ... here.
3942 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
3943 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
3945 (pass_fre::execute): Restore SSA info.
3947 2016-04-19 Richard Biener <rguenther@suse.de>
3949 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
3950 * gimple-walk.c (walk_gimple_op): Initialize it.
3951 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
3952 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
3953 remapping SSA names of defs.
3954 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
3957 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
3960 * lra-constraints.c (equiv_substition_p): New.
3961 (process_alt_operands): Use it.
3962 (swap_operands): Swap it.
3963 (curr_insn_transform): Update it.
3965 2016-04-18 Michael Matz <matz@suse.de>
3967 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
3968 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
3969 * tree-core.h (tree_type_common.align): Use bit-field.
3970 (tree_type_common.spare): New.
3971 (tree_decl_common.off_align): Make smaller.
3972 (tree_decl_common.align): Use bit-field.
3974 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
3975 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
3976 (scan_sharing_clauses): Ditto.
3977 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
3978 (omp_finish_file): Ditto.
3979 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
3980 (layout_decl): Ditto.
3981 (relayout_decl): Ditto.
3982 (finalize_record_size): Use SET_TYPE_ALIGN.
3983 (finalize_type_size): Ditto.
3984 (finish_builtin_struct): Ditto.
3985 (layout_type): Ditto.
3986 (initialize_sizetypes): Ditto.
3987 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
3988 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
3989 (lookup_field_for_decl): Use SET_DECL_ALIGN.
3990 (get_chain_field): Ditto.
3991 (get_trampoline_type): Ditto.
3992 (get_nl_goto_field): Ditto.
3993 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
3995 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
3996 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
3997 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
3998 (build_qualified_type): Use SET_TYPE_ALIGN.
3999 (build_aligned_type, build_range_type_1): Ditto.
4000 (build_atomic_base): Ditto.
4001 (build_common_tree_nodes): Ditto.
4002 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4003 (expand_one_stack_var_at): Ditto.
4004 * coverage.c (build_var): Use SET_DECL_ALIGN.
4005 * except.c (init_eh): Ditto.
4006 * function.c (assign_parm_setup_block): Ditto.
4007 * symtab.c (increase_alignment_1): Ditto.
4008 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4009 * tree-vect-stmts.c (ensure_base_align): Ditto.
4010 * varasm.c (align_variable): Ditto.
4011 (assemble_variable): Ditto.
4012 (build_constant_desc): Ditto.
4013 (output_constant_def_contents): Ditto.
4015 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4016 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4017 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4018 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4019 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4021 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4024 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4025 replace %vmovsd with "%vmovq".
4026 (vec_concatv2df): Likewise.
4028 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4030 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4031 (*vec_extractv2si_0): Ditto.
4032 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4033 (zero_extended_scalar_load_operand splitters): Ditto.
4034 (vec_extract splitters): Ditto.
4035 (*vec_extractv4si_0_zext): Ditto.
4036 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4038 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4039 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4040 (*sse4_1_extractps): Use lowpart_subreg.
4041 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4043 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4045 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4047 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4048 Mention Solaris 11 packaging changes.
4049 Update gas and gld requirements.
4050 Remove reference to pre-Solaris 10 bug.
4051 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4053 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4056 2016-04-17 Jan Hubicka <jh@suse.cz>
4058 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4059 max_loop_iterations_int.
4061 2016-04-18 Richard Biener <rguenther@suse.de>
4063 PR tree-optimization/43434
4064 * tree-ssa-structalias.c (struct vls_data): New.
4065 (visit_loadstore): Handle all pointer-based accesses.
4066 (compute_dependence_clique): Compute a bitmap of restrict tags
4067 assigned bases and pass it to visit_loadstore.
4069 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4072 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4073 armv8.1-a and armv8.1-a+crc.
4075 2016-04-18 Richard Biener <rguenther@suse.de>
4077 PR tree-optimization/70701
4078 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4079 references after translating through a memcpy.
4081 2016-04-18 Richard Biener <rguenther@suse.de>
4083 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4084 (compute_antic): ... here. For partial antic use regular
4085 postorder and scrap iteration.
4086 (compute_partial_antic_aux): Remove unused return value.
4087 (init_pre): Do not allocate postorder.
4088 (fini_pre): Do not free postorder.
4090 2016-04-18 Richard Biener <rguenther@suse.de>
4093 * expmed.c (extract_bit_field_1): Remove broken case
4094 using a wider MODE_INT mode.
4096 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4098 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4099 unless compiling with at least GCC-4.8.
4101 2016-04-17 Jan Hubicka <jh@suse.cz>
4104 * graphite.c (graphite_finalize): Update call to
4105 tree_estimate_probability.
4106 * predict.h (tree_estimate_probability): Update prototype.
4108 2016-04-17 Jan Hubicka <jh@suse.cz>
4110 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4111 (tree_estimate_probability): Likewise.
4112 (pass_profile::execute): Update.
4113 (report_predictor_hitrates): New function.
4114 * profile.c (compute_branch_probabilities): Use it.
4115 * predict.h (report_predictor_hitrates): Declare.
4117 2016-04-17 Jan Hubicka <jh@suse.cz>
4120 * cgraph.h (cgraph_node::set_const_flag,
4121 cgraph_node::set_pure_flag): Update prototype to return bool;
4123 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4124 of interposable symbol are interposable, too.
4125 (cgraph_set_const_flag_1): Rename to ...
4126 (set_const_flag_1): ... this one; change to self recursive function
4127 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4128 clearnig the flag in all variants and also virtual thunks of const
4129 functions are pure; track if any change was done.
4130 (cgraph_node::set_const_flag): Update.
4131 (struct set_pure_flag_info): New struct.
4132 (cgraph_set_pure_flag_1): Rename to ...
4133 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4134 rather than pointer encoded flags; track if any changes was done;
4135 handle correctly clearning flag and setting flag of aliases already
4137 (cgraph_node::set_pure_flag): Update.
4138 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4140 2016-04-17 Tom de Vries <tom@codesourcery.com>
4143 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4146 2016-04-17 Tom de Vries <tom@codesourcery.com>
4148 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4149 '{}<> ' as escape-for-record.
4151 2016-04-17 Tom de Vries <tom@codesourcery.com>
4153 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4156 2016-04-17 Tom de Vries <tom@codesourcery.com>
4159 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4160 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4161 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4162 * passes.c (finish_optimization_passes): Only call
4163 finish_graph_dump_file if dfi->graph_dump_initialized.
4164 (execute_function_dump, pass_init_dump_file): Use
4165 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4167 2016-04-17 Tom de Vries <tom@codesourcery.com>
4169 PR tree-optimization/70256
4170 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4171 (debug_varmap): New function.
4173 2016-04-17 Tom de Vries <tom@codesourcery.com>
4176 * passes.c (pass_manager::register_pass): Propagate pflags.
4178 2016-04-17 Tom de Vries <tom@codesourcery.com>
4181 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4182 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4183 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4184 check if it's equal to p_start.
4185 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4187 2016-04-15 Jan Hubicka <jh@suse.cz>
4190 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4191 function does not bind to current def.
4192 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4193 handle conservatively calls to functions that does not need to bind
4195 (check_call): Update call of worse_state.
4196 (ignore_edge_for_nothrow): Update.
4197 (ignore_edge_for_pure_const): Likewise.
4198 (propagate_pure_const): Update calls to worse_state.
4199 (skip_function_for_local_pure_const): Reformat comments.
4201 2016-04-15 Jan Hubicka <jh@suse.cz>
4204 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4205 (cgraph_node::function_symbol): Likewise.
4206 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4207 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4208 (symtab_node::ultimate_alias_target): Add REF parameter.
4209 (symtab_node::binds_to_current_def_p): Declare.
4210 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4211 (cgraph_node::function_symbol): Likewise.
4212 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4213 (cgraph_node::get_availability): Likewise.
4214 (cgraph_edge::binds_to_current_def_p): New inline function.
4215 (varpool_node::get_availability): Add REF parameter.
4216 (varpool_node::ultimate_alias_target): Likewise.
4217 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4218 (symtab_node::binds_to_current_def_p): Likewise.
4219 * varpool.c (varpool_node::get_availability): Likewise.
4221 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4224 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4225 Fix mode size check.
4227 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4229 * BASE-VER: Set to 7.0.0.
4231 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4233 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4235 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4237 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4238 architecture revisions.
4240 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4242 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4243 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4244 * config/i386/i386.md (stack decrement to push peepholes): Guard
4245 with !x86_using_red_zone ().
4247 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4250 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4251 to dump_generic_node.
4252 (NIY): Pass also flags to do_niy.
4254 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4256 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4257 (simd_clone_vector_of_formal_parm_types)
4258 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4259 (simd_clone_mangle, simd_clone_create)
4260 (simd_clone_adjust_return_type, create_tmp_simd_array)
4261 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4262 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4263 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4264 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4265 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4266 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4267 * omp-simd-clone.c: ... this new file.
4268 (simd_clone_vector_of_formal_parm_types): Make it static.
4269 * Makefile.in (OBJS): Add omp-simd-clone.o.
4271 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4274 * config/i386/sse.md: Use proper memory operand modifiers.
4277 2016-04-15 Richard Biener <rguenther@suse.de>
4278 Alan Modra <amodra@gmail.com>
4280 PR tree-optimization/70130
4281 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4282 when alignment stays not the same and no not use the realign
4285 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4288 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4289 direct move handlers for KFmode. Change TFmode handlers test from
4290 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4292 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4295 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4296 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4297 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4298 * tree-ssa-live.c (remove_unused_scope_block_p): When
4299 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4300 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4301 block_ultimate_origin is FUNCTION_DECL.
4302 (remove_unused_locals): If current_function_decl is
4303 polymorphic_ctor_dtor_p, pass initial true to
4304 remove_unused_scope_block_p' is_ctor_dtor_block.
4306 2016-04-14 Martin Sebor <msebor@redhat.com>
4311 * doc/extend.texi (Variable Length): Revert.
4313 2016-04-14 Marek Polacek <polacek@redhat.com>
4314 Jan Hubicka <hubicka@ucw.cz>
4317 * tree.c (verify_type): Disable the canonical type of main variant
4320 2016-04-14 Jason Merrill <jason@redhat.com>
4322 * cfgexpand.c, expr.c: Revert previous change.
4324 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4327 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4328 when building a mem ref for the incoming reduction variable.
4330 2016-04-14 Richard Biener <rguenther@suse.de>
4332 PR tree-optimization/70614
4333 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4334 loop if the evolution dropped to chrec_dont_know.
4335 (interpret_condition_phi): Likewise.
4337 2016-04-14 Richard Biener <rguenther@suse.de>
4339 PR tree-optimization/70623
4340 * tree-ssa-pre.c (changed_blocks): Make global ...
4341 (compute_antic): ... local here. Move and fix worklist
4342 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4343 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4344 worklist handling, dump when ANTIC_IN changed.
4345 (compute_partial_antic_aux): Remove worklist handling.
4346 (init_pre): Do not compute post dominators. Add a comment about
4347 the CFG order chosen.
4348 (fini_pre): Do not free post dominators.
4350 2016-04-13 Martin Sebor <msebor@redhat.com>
4355 * doc/extend.texi (Variable Length): Document C++ specifics.
4357 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4360 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4361 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4362 eh edges have been purged.
4365 * tree-sra.c (create_access_replacement,
4366 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4368 * tree-pretty-print.c (dump_fancy_name): New function.
4369 (dump_decl_name, dump_generic_node): Use it.
4371 2016-04-13 Jason Merrill <jason@redhat.com>
4373 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4374 * expr.c (expand_expr_real_1): Likewise.
4376 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4378 * config/i386/i386.md (kunpckhi): Swap operands.
4379 (kunpcksi): Likewise.
4380 (kunpckdi): Likewise.
4381 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4382 (vec_pack_trunc_<mode>): Likewise.
4384 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4387 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4390 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4391 gimplification turns some element into non-constant.
4394 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4395 * explow.c (convert_memory_address_addr_space_1): No longer static,
4396 add NO_EMIT argument and don't call convert_modes if true, pass
4397 it down recursively, remove break after return.
4398 (convert_memory_address_addr_space): Adjust caller.
4399 * simplify-rtx.c (simplify_unary_operation_1): Call
4400 convert_memory_address_addr_space_1 instead of convert_memory_address,
4401 if it returns NULL, don't simplify.
4403 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4406 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4408 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4410 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4411 Bump the upper SIMDLEN limits, so that if the return type or
4412 characteristic type if the return type is void can be passed in
4413 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4416 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4419 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4420 Do not use "=" constraint on an input constraint.
4421 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4422 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4423 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4424 generates (neg (abs ...)) instead of (abs ...).
4426 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4428 PR rtl-optimization/70596
4429 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4430 just invalidate LRA data and reset them. Adjust dump wording.
4432 2016-04-12 Martin Liska <mliska@suse.cz>
4435 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4437 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4439 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4440 max_loop_iterations_int.
4441 (tree_unswitch_outer_loop): Likewise.
4442 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4443 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4445 2016-04-12 Tom de Vries <tom@codesourcery.com>
4447 PR tree-optimization/68756
4448 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4449 instead of new_name.
4451 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4453 PR tree-optimization/70602
4454 * tree-sra.c (generate_subtree_copies): Don't write anything into
4455 constant pool decls.
4457 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4458 regardless whether there are depend clauses or not.
4460 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4463 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4464 target attribute and pragma from changing the -mfloat128
4465 and -mfloat128-hardware options.
4467 * doc/extend.texi (Additional Floating Types): Document PowerPC
4468 __float128 restrictions.
4470 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4473 * config/aarch64/driver-aarch64.c
4474 (aarch64_get_extension_string_for_isa_flags): New.
4475 (arch_extension): Rename to...
4476 (aarch64_arch_extension): ...This.
4477 (ext_to_feat_string): Rename to...
4478 (aarch64_extensions): ...This.
4479 (aarch64_core_data): Keep track of architecture extension flags.
4480 (cpu_data): Rename to...
4481 (aarch64_cpu_data): ...This.
4482 (aarch64_arch_driver_info): Keep track of architecture extension
4484 (get_arch_name_from_id): Rename to...
4485 (get_arch_from_id): ...This, change return type.
4486 (host_detect_local_cpu): Update and reformat for renames, handle
4487 extensions through common infrastructure.
4489 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4492 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4493 track of a canonical flag name.
4494 (all_extensions): Likewise.
4495 (arch_to_arch_name): Also track extension flags enabled by the arch.
4496 (all_architectures): Likewise.
4497 (aarch64_parse_extension): Move to here.
4498 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4500 (aarch64_rewrite_selected_cpu): Update for above change.
4501 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4502 are handled, such that the single explicit value enabled by an
4503 extension is kept seperate from the implicit values it also enables.
4504 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4506 (aarch64_parse_extension): New.
4507 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4508 here to config/aarch64/aarch64-protos.h.
4509 (aarch64_parse_extension): Move from here to
4510 common/config/aarch64/aarch64-common.c.
4511 (aarch64_option_print): Update.
4512 (aarch64_declare_function_name): Likewise.
4513 (aarch64_start_file): Likewise.
4514 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4515 the canonical flag for extensions.
4516 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4519 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4521 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4524 2016-04-09 Tom de Vries <tom@codesourcery.com>
4526 PR tree-optimization/68953
4527 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4528 first to last subscript.
4530 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4532 PR tree-optimization/70586
4533 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4536 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4540 PR tree-optimization/70373
4544 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4545 clauses for acc parallel reductions as necessary. Error on those
4547 * omp-low.c (scan_sharing_clauses): Don't install variables which
4548 are used in acc parallel reductions.
4549 (lower_rec_input_clauses): Remove dead code.
4550 (lower_oacc_reductions): Add support for reference reductions.
4551 (lower_reduction_clauses): Remove dead code.
4552 (lower_omp_target): Don't remap variables appearing in acc parallel
4554 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4556 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4559 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4560 with multiple SSA_NAME defs, force the outputs other than first
4561 to be live before calling live_track_process_def on each output.
4563 PR rtl-optimization/70574
4564 * fwprop.c (forward_propagate_and_simplify): Don't add
4565 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4566 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4567 paradoxical subregs within *loc.
4569 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4571 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4572 -ftree-parallelize-loops={0,1}.
4573 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4574 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4575 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4576 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4577 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4579 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4582 * asan.c (instrument_derefs): If we get unknown location, extract it
4584 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4586 2016-04-08 Tom de Vries <tom@codesourcery.com>
4588 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4589 implicit firstprivate clause.
4591 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4594 * config/arm/thumb2.md (tst + branch-> lsls + branch
4595 peephole below *orsi_not_shiftsi_si): Require that condition
4596 register is dead after the peephole.
4597 (second peephole after the above): Likewise.
4599 2016-04-08 Alan Modra <amodra@gmail.com>
4602 * builtins.c (fold_builtin_classify): For IBM extended precision,
4603 look at just the high-order double to test for NaN.
4604 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4605 test just the high double for Inf but both doubles for subnormal
4608 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4610 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4611 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4612 node->simdclone->mask_mode != VOIDmode masks.
4613 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4614 earlier, use it instead of node->simdclone.
4615 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4616 Set clonei->mask_mode.
4618 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4621 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4622 Pass it through to cp_parser_already_scoped_statement.
4623 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4624 it through to cp_parser_statement.
4625 (cp_parser_statement): Pass IF_P through to
4626 cp_parser_iteration_statement.
4627 (cp_parser_pragma): Adjust call to
4628 cp_parser_iteration_statement.
4630 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4633 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4634 resolve a future -Wparentheses warning.
4635 * omp-low.c (scan_sharing_clauses): Likewise.
4636 * tree-parloops.c (eliminate_local_variables): Likewise.
4638 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4640 PR rtl-optimization/70398
4641 * lra-constraints.c (process_address_1): Check zero scale and code
4642 for reloading with zero scale.
4644 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4646 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4647 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4649 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4651 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4652 Add support for AVX512F clones, include them by default for
4653 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4654 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4658 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4659 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4660 firstprivate clauses.
4661 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4662 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4663 (lower_omp_target): Set TREE_NO_WARNING for
4664 non-addressable possibly uninitialized vars which are copied into
4665 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4667 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4669 * config/pa/predicates.md (integer_store_memory_operand): Accept
4670 REG+D operands with a large offset when reload_in_progress is true.
4671 (floating_point_store_memory_operand): Likewise.
4673 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4676 * match.pd (nested int casts): Limit to GIMPLE.
4678 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4681 * ipa-devirt.c (maybe_record_node): Fix comment; use
4682 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4684 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4686 PR rtl-optimization/70542
4687 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4688 if there are any uses other than insn or debug insns.
4690 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4691 Jakub Jelinek <jakub@redhat.com>
4693 PR tree-optimization/70509
4694 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4695 Shift HOST_WIDE_INT_1U instead of 1.
4697 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4699 PR tree-optimization/70509
4700 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4701 of the vector base type for index.
4703 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4706 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4708 2016-04-05 Richard Biener <rguenther@suse.de>
4710 PR tree-optimization/70526
4711 * tree-sra.c (build_ref_for_offset): Use prev_base to
4712 extract the alias pointer type.
4714 2016-04-05 Richard Biener <rguenther@suse.de>
4716 * dse.c (struct store_info): Remove alias_set member.
4717 (struct read_info_type): Likewise.
4718 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4719 spill_deleted, clear_alias_set_lookup): Remove.
4720 (get_group_info): Remove dead base == NULL_RTX case.
4721 (dse_step0): Remove initialization of removed variables.
4722 (delete_dead_store_insn): Reomve alias set dumping.
4723 (free_read_records): Remove alias_set handling.
4724 (canon_address): Remove alias_set_out parameter.
4725 (record_store): Remove spill_alias_set, it's always zero.
4726 (check_mem_read_rtx): Likewise.
4727 (dse_step2): Rename from ...
4728 (dse_step2_nospill): ... this. Adjust.
4729 (scan_stores): Rename from ...
4730 (scan_stores_nospill): ... this.
4731 (scan_reads): Rename from ...
4732 (scan_reads_nospill): ... this.
4733 (scan_stores_spill, scan_reads_spill): Remove.
4734 (dse_step3_scan): Remove for_spills argument which is always false.
4735 (dse_step3): Likewise.
4736 (dse_step5): Rename from ...
4737 (dse_step5_nospill): ... this. Remove alias_set handling.
4738 (rest_of_handle_dse): Adjust.
4740 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4743 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4744 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4745 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4746 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4748 2016-04-05 Richard Biener <rguenther@suse.de>
4751 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4752 non-register type temporaries into SSA.
4754 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4757 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4758 calls when sanitizing.
4759 (possible_polymorphic_call_target_p): Fix formatting.
4761 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4762 Jakub Jelinek <jakub@redhat.com>
4765 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4766 to ensure a call statement is compatible with a built-in's
4768 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4771 2016-04-04 Richard Biener <rguenther@suse.de>
4773 PR rtl-optimization/70484
4774 * rtl.h (canon_output_dependence): Declare.
4775 * alias.c (canon_output_dependence): New function.
4776 * dse.c (record_store): Use canon_output_dependence rather
4777 than canon_true_dependence.
4779 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4782 * cgraph.h (symtab_node::copy_visibility_from): New function.
4783 * symtab.c (symtab_node::copy_visibility_from): New function.
4784 * ipa-visibility.c (optimize_weakref): New function.
4785 (function_and_variable_visibility): Use it.
4787 2016-04-04 Martin Liska <mliska@suse.cz>
4790 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4791 value that is really in range handled by SBR instruction.
4792 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4793 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4794 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4796 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4800 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4801 set, but not for SP_REG operands.
4803 2016-04-02 Martin Sebor <msebor@redhat.com>
4806 * fold-const.c (maybe_nonzero_address): New function.
4807 (fold_comparison): Call it. Fold equality and relational
4808 expressions involving null pointers.
4809 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4811 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4813 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4814 the "Y" constraint (scalar FP 0.0 immediate).
4816 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4817 Add the "const_double" to the list of operand constraints.
4819 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4821 PR rtl-optimization/70467
4822 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4823 If low word of the last operand is 0, just emit addition/subtraction
4826 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4829 * config/s390/s390.c (s390_expand_insv): Check for everything
4830 constant instead of just VOIDmode stuff.
4832 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4835 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4837 2016-04-01 Nathan Sidwell <nathan@acm.org>
4839 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4841 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4843 PR rtl-optimization/70461
4844 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4847 2016-03-31 Martin Liska <mliska@suse.cz>
4850 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4851 a tree value or an immediate integer value to a buffer
4852 that is eventually copied to a BRIG section.
4853 (emit_immediate_operand): Call the function here.
4854 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4855 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4856 of class' fields that are removed.
4857 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4858 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4859 m_brig_repr_size fields.
4861 2016-03-31 Martin Liska <mliska@suse.cz>
4864 * hsa-gen.c (hsa_function_representation::update_dominance): New
4866 (convert_addr_to_flat_segment): Likewise.
4867 (gen_hsa_memory_set): New alignment argument.
4868 (gen_hsa_ctor_assignment): Likewise.
4869 (gen_hsa_insns_for_single_assignment): Provide alignment
4870 to gen_hsa_ctor_assignment.
4871 (gen_hsa_insns_for_direct_call): Add new argument.
4872 (expand_lhs_of_string_op): New function.
4873 (expand_string_operation_builtin): Likewise.
4874 (expand_memory_copy): New function.
4875 (expand_memory_set): New function.
4876 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4877 (convert_switch_statements): Change signature.
4878 (generate_hsa): Use a return value of the function.
4879 (pass_gen_hsail::execute): Do not call
4880 convert_switch_statements here.
4881 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4882 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4883 (hsa_function_representation::update_dominance): New function.
4885 2016-03-31 Martin Liska <mliska@suse.cz>
4888 * hsa-brig.c (emit_directive_variable): Emit alignment
4889 according to hsa_symbol::m_align.
4890 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4891 (dump_hsa_symbol): Dump alignment of HSA symbols.
4892 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4893 (gen_hsa_addr_with_align): New function.
4894 (hsa_bitmemref_alignment): Use newly added function.
4895 (gen_hsa_insns_for_load): Likewise.
4896 (gen_hsa_insns_for_store): Likewise.
4897 (gen_hsa_memory_copy): New argument added.
4898 (gen_hsa_insns_for_single_assignment): Respect
4899 alignment for assignments processed via gen_hsa_memory_copy.
4900 (gen_hsa_insns_for_direct_call): Likewise.
4901 (gen_hsa_insns_for_return): Likewise.
4902 (gen_function_def_parameters): Set default alignment.
4903 * hsa.c (hsa_object_alignment): New function.
4904 (hsa_byte_alignment): Pasted function.
4905 * hsa.h (hsa_symbol::m_align): New field.
4907 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4909 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4910 scratch field for goto case.
4912 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4914 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4916 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4919 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4920 (scalar_chain::convert_insn): Call convert_op for reg
4921 moves to handle undefined registers.
4923 2016-03-31 Nathan Sidwell <nathan@acm.org>
4926 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4927 Assert we don't want to move backwards.
4929 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4932 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4934 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4936 PR rtl-optimization/70460
4937 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4938 with operand from REG_LABEL_OPERAND, instead substitute
4939 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
4940 Don't do anything for REG_NON_LOCAL_GOTO jumps.
4942 2016-03-31 Martin Liska <mliska@suse.cz>
4944 * passes.c (execute_one_pass): Do not call
4945 todo_after for a discarded function.
4947 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4949 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
4950 (no_cost, infinite_cost): Initialize the new field.
4951 (get_computation_cost_at): Record setup cost.
4952 (determine_use_iv_cost_address): Skip cost computation for sub
4953 uses if we can estimate it without losing accuracy.
4955 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4957 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4959 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4960 max_loop_iterations_int.
4961 (tree_unswitch_outer_loop): Likewise.
4962 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4963 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4965 2016-03-30 Richard Biener <rguenther@suse.de>
4968 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
4970 2016-03-30 Jakub Jelinek <jakub@redhat.com>
4973 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
4974 in gen_blendm expander.
4976 2016-03-30 Nick Clifton <nickc@redhat.com>
4979 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
4980 case where we are already provided with an SImode SUBREG.
4982 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
4985 * config/i386/i386.c (ix86_expand_epilogue): Properly check
4986 conflict between DRAP register and __builtin_eh_return.
4988 2016-03-30 Michael Matz <matz@suse.de>
4989 Richard Biener <rguenther@suse.de>
4992 * ipa-polymorphic-call.c (struct type_change_info): Change
4993 speculative to an unsigned allowing to limit the work we do.
4994 (csftc_abort_walking_p): New inline function..
4995 (check_stmt_for_type_change): Limit the number of may-defs
4996 skipped for speculative devirtualization to
4997 max-speculative-devirt-maydefs.
4998 * params.def (max-speculative-devirt-maydefs): New param.
4999 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5001 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5004 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5007 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5009 PR tree-optimization/59124
5010 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5011 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5013 2016-03-29 Jeff Law <law@redhat.com>
5015 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5017 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5019 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5022 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5024 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5025 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5026 gcrt0.o if linking dynamically.
5028 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5031 * ipa-devirt.c (methods_equal_p): New function.
5032 (compare_virtual_tables): Use it.
5033 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5034 * cgraphclones.c (clone_function_name_1): Use
5035 symbol_table::symbol_suffix_separator.
5036 * coverage.c (build_var): Likewise.
5037 * symtab.c (symbol_table::symbol_suffix_separator): New.
5039 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5041 PR rtl-optimization/70429
5042 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5043 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5044 mode != result_mode.
5047 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5049 PR tree-optimization/70405
5050 * ssa-iterators.h (num_imm_uses): Add missing braces.
5052 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5054 PR rtl-optimization/68695
5055 * ira-color.c (allocno_copy_cost_saving): New.
5056 (improve_allocation): Use it.
5058 2016-03-29 Richard Henderson <rth@redhat.com>
5061 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5063 2016-03-29 Richard Biener <rguenther@suse.de>
5066 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5067 use alignment returned by get_pointer_alignment_1 if it is
5068 bigger than BITS_PER_UNIT.
5069 * builtins.c (get_pointer_alignment_1): Do not return true
5070 for alignment extracted from SSA info.
5072 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5074 * config/ft32/ft32.opt (mnodiv): New.
5075 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5076 * doc/invoke.texi (FT32 Options -mnodiv): New.
5078 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5081 * config/i386/i386.md (define_split, andn): Fix modes.
5083 2016-03-26 Richard Biener <rguenther@suse.de>
5084 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5087 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5089 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5090 as 2nd argument to cl_optimization_restore().
5092 2016-03-25 Richard Henderson <rth@redhat.com>
5095 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5096 * config/aarch64/aarch64-protos.h: Declare it.
5097 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5099 2016-03-25 Alan Modra <amodra@gmail.com>
5102 * config/rs6000/constraints.md (j): Simplify.
5103 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5105 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5106 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5107 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5108 in all constraint alternatives.
5109 (movtd_64bit_nodm): Delete "j" constraint alternative.
5111 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5113 * tree-ssa-propagate.c: Enhance docs for
5114 SSA_PROP_NOT_INTERESTING.
5116 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5118 * doc/extend.texi: Fix typo in documentation to pure attribute.
5120 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5123 * config/pa/pa.md (bswapdi2): Use a scratch register.
5125 2016-03-24 Richard Henderson <rth@redhat.com>
5128 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5131 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5133 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5134 using ix86_expand_binary_operator instead of gen_andsi3.
5136 2016-03-24 Richard Biener <rguenther@suse.de>
5138 PR tree-optimization/70396
5139 * tree-vect-stmts.c (vectorizable_comparison): Use
5140 get_vectype_for_scalar_type.
5142 2016-03-24 Richard Biener <rguenther@suse.de>
5145 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5146 with register bases.
5148 2016-03-24 Richard Biener <rguenther@suse.de>
5150 PR tree-optimization/70372
5151 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5152 build_all_ones_cst to also handle vector types correctly.
5154 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5157 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5160 2016-03-23 Marek Polacek <polacek@redhat.com>
5163 * doc/invoke.texi: Document -Wignored-attributes.
5165 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5167 PR tree-optimization/69042
5168 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5169 parameter from 30 to 40.
5171 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5173 PR tree-optimization/69042
5174 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5175 for use with constant offset stripped in base.
5177 2016-03-23 Richard Biener <rguenther@suse.de>
5180 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5181 mode compatibility check.
5182 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5184 2016-03-23 Jeff Law <law@redhat.com>
5186 PR tree-optimization/64058
5187 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5189 (struct ssa_conflicts): Move up earlier in the file.
5190 (conflicts_, var_map_): New static variables.
5191 (initialize_conflict_count): New function to initialize the
5192 CONFLICT_COUNT field for each conflict pair.
5193 (compare_pairs): Lazily initialize the conflict count and use it
5194 as the first tie-breaker.
5195 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5196 and wipe conflicts_ and map_ around the call to qsort. Remove
5197 special case for 2 coalesce pairs.
5198 * bitmap.c (bitmap_count_unique_bits): New function.
5199 (bitmap_count_bits_in_word): New function, extracted from
5201 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5202 * bitmap.h (bitmap_count_unique_bits): Declare it.
5204 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5207 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5208 transparent alias chain for decl assembler name.
5209 * config/sol2.c (solaris_assemble_visibility): Likewise.
5211 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5213 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5215 (v10_fdivs): Likewise.
5216 (v10_fdivd): Likewise.
5218 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5221 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5222 to not call fclose twice on file.
5224 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5226 PR tree-optimization/70354
5227 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5228 oprnd0 is wider than oprnd1 and there is a cast from the wider
5229 type to oprnd1, mask it with the mask of the narrower type.
5232 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5233 Optimize TARGET_STV splitters, if high or low word of last argument
5236 2016-03-22 Jeff Law <law@redhat.com>
5239 tree-ssa-threadbackward.c
5240 (fsm_find_control_statement_thread_paths): Correctly distinguish
5241 between old style jump threads vs FSM jump threads.
5243 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5246 * config/i386/i386.c (scalar_chain::convert_op): Support
5247 uninitialized register usage case.
5249 2016-03-22 Richard Biener <rguenther@suse.de>
5252 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5254 (capture::gen_transform): ... to change behavior when substituting
5255 a condition into cond or not-cond expr context.
5256 (dt_simplify::gen_1): Adjust.
5257 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5258 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5259 last change and instead change to
5260 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5261 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5263 2016-03-22 Anthony Green <green@moxielogic.com>
5265 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5266 issue for moxiebox targets.
5267 (CC1PLUS_SPEC): Ditto.
5269 2016-03-22 Richard Biener <rguenther@suse.de>
5272 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5275 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5277 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5279 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5282 * config/i386/i386.c (def_builtin): Handle
5283 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5285 (const struct builtin_description bdesc_special_args[]):
5286 Remove duplicate ISA bits.
5288 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5291 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5292 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5293 in a way that works also for AVX512BW.
5296 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5297 instead of source if operands[1] is xmm16 and above and
5298 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5299 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5302 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5303 on assign if (*from_p) is a comparison, set it to
5304 TREE_NO_WARNING (*from_p).
5306 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5309 * lra.c (restore_scratches): Ignore deleted insns.
5311 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5312 Jakub Jelinek <jakub@redhat.com>
5314 PR tree-optimization/70317
5315 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5318 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5321 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5322 of ix86_expand_move.
5324 (movti): Use general_operand for operand 1 predicate.
5326 2016-03-21 Martin Liska <mliska@suse.cz>
5328 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5330 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5332 2016-03-21 Martin Liska <mliska@suse.cz>
5335 * ipa-icf.c (sem_function::parse): Skip static
5336 constructors and destructors.
5338 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5341 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5342 function-like macro, peek following token(s) if it is followed
5343 by CPP_OPEN_PAREN token with optional padding in between, and
5344 if not, don't treat it like a macro.
5346 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5347 Alexander Monakov <amonakov@ispras.ru>
5349 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5350 for the stabs debug format.
5352 2016-03-21 Richard Biener <rguenther@suse.de>
5354 PR tree-optimization/70310
5355 * tree-vect-generic.c (expand_vector_condition): Fold the built
5358 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5361 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5362 Block third alternative for AVX-512VL target,
5364 2016-03-21 Martin Liska <mliska@suse.cz>
5367 * hsa-brig.c (emit_function_directives): Mark unemitted
5368 global variables for emission.
5369 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5370 (get_symbol_for_decl): Likewise.
5371 * hsa.h (struct hsa_symbol): New flag.
5373 2016-03-21 Richard Biener <rguenther@suse.de>
5375 PR tree-optimization/70288
5376 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5377 we do not estimate unsimplified all-constant conditionals or
5378 switches as optimized away.
5380 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5382 PR rtl-optimization/69102
5383 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5384 when we have a readonly dependency context.
5386 2016-03-18 Jeff Law <law@redhat.com>
5388 PR rtl-optimization/70263
5389 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5390 (update_equiv_regs): When trying to move a store to after the insn
5391 that sets the source of the store, make sure the store occurs after
5392 the insn that sets the source of the store. When successful note
5393 the REG_EQUIV note created in the dump file.
5395 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5396 Bernd Schmidt <bschmidt@redhat.com>
5398 * doc/extend.texi: Document more potential problems with basic asms.
5400 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5402 PR rtl-optimization/70278
5403 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5406 2016-03-18 Jason Merrill <jason@redhat.com>
5408 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5410 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5412 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5413 values to 128b regs.
5415 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5417 PR tree-optimization/70252
5418 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5419 boolean vector has a proper number of elements.
5420 (supportable_narrowing_operation): Likewise.
5422 2016-03-18 Tom de Vries <tom@codesourcery.com>
5425 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5427 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5429 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5430 instead of replace_rtx for DEBUG_INSNs.
5432 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5434 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5435 load type reservations.
5437 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5440 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5441 define_constraint for "Q" and "T" constraints.
5443 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5445 Tweak the pipeline model for Exynos M1
5447 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5450 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5453 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5454 where one or both locations aren't within a line_map.
5456 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5459 * opts.c (finish_options): Don't set flag_pie to the default if
5460 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5463 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5465 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5466 true as ALL_REGS argument to replace_rtx.
5468 2016-03-17 Richard Biener <rguenther@suse.de>
5471 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5474 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5477 * rtl.h (replace_rtx): Add ALL_REGS argument.
5478 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5479 equality and assert mode is the same, instead of just rtx pointer
5481 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5482 true as ALL_REGS argument to replace_rtx.
5484 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5486 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5487 for boolean vector with vector mode only.
5488 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5490 2016-03-17 Nick Clifton <nickc@redhat.com>
5493 * config/rx/rx.c (rx_print_integer): Print negative constants in
5496 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5499 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5501 2016-03-16 Richard Henderson <rth@redhat.com>
5502 Richard Biener <rguenth@suse.de>
5507 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5508 first operand as is_gimple_condexpr.
5513 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5514 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5515 Do not gimplify the result.
5516 (do_unop): Adjust call to tree_vec_extract.
5517 (do_binop): Likewise.
5518 (do_compare): Likewise.
5519 (do_plus_minus): Likewise.
5520 (do_negate): Likewise.
5521 (expand_vector_condition): Likewise.
5522 (do_cond): Likewise.
5524 2016-03-16 Richard Henderson <rth@redhat.com>
5527 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5528 (aarch64_classify_address): Use it.
5529 (aarch64_legitimize_address): Force all subexpressions of PLUS
5530 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5532 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5533 Richard Biener <rguenth@suse.de>
5536 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5537 return to even if only REGNO is equal, and assert
5540 2016-03-11 Jeff Law <law@redhat.com>
5542 PR rtl-optimization/70224
5543 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5545 2016-03-16 Richard Henderson <rth@redhat.com>
5548 * function.h (struct function): Add has_forced_label_in_static.
5549 * gimplify.c (force_labels_r): Set it.
5550 * lto-streamer-in.c (input_struct_function_base): Read it.
5551 * lto-streamer-out.c (output_struct_function_base): Write it.
5552 * tree-inline.c (has_label_address_in_static_1): Remove.
5553 (copy_forbidden): Remove fndecl parameter; test
5554 has_forced_label_in_static.
5555 (inline_forbidden_p): Update call to copy_forbidden.
5556 (tree_versionable_function_p): Likewise.
5557 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5558 (chkp_versioning): Likewise.
5559 * tree-inline.h (copy_forbidden): Update decl.
5561 2016-03-16 Marek Polacek <polacek@redhat.com>
5564 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5565 function being thunked if the result type doesn't have fixed size.
5566 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5567 doesn't have fixed size.
5569 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5571 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5572 reporting malformed loop nest.
5574 2016-03-16 Tom de Vries <tom@codesourcery.com>
5577 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5578 nodes.length () == 1 test to before first nodes[0] access.
5580 2016-03-16 Tom de Vries <tom@codesourcery.com>
5582 PR tree-optimization/68715
5583 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5586 2016-03-16 Tom de Vries <tom@codesourcery.com>
5588 PR tree-optimization/68809
5589 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5592 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5593 Sandra Loosemore <sandra@codesourcery.com>
5595 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5596 on leaf attribute. Mention ELF interposition problems.
5598 2016-03-16 Alan Modra <amodra@gmail.com>
5600 PR rtl-optimization/69195
5601 PR rtl-optimization/47992
5602 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5605 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5608 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5610 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5612 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5614 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5616 PR rtl-optimization/70222
5617 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5618 optimization if mode is different from result_mode, queue up masking
5619 of the result in outer_op. Formatting fix.
5622 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5625 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5627 PR rtl-optimization/69032
5628 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5629 looping backwards over basic block insns.
5631 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5634 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5635 to non-speculative when propagating trap bits.
5637 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5639 PR rtl-optimization/63384
5640 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5643 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5646 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5647 factored out from ...
5648 (sched_analyze_insn): ... here.
5649 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5650 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5651 get_implicit_reg_pending_clobbers in it.
5652 (setup_id_reg_sets): Use setup_id_implicit_regs.
5653 (deps_init_id): Ditto.
5655 2016-03-15 Tom de Vries <tom@codesourcery.com>
5658 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5660 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5661 execute_function_dump.
5662 (execute_one_pass): Don't dump function if it will be dumped after ipa
5665 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5667 * genrecog.c (match_pattern_2): If pred is NULL don't call
5668 safe_predicate_mode on it.
5670 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5673 * lra-constraints.c (delete_move_and_clobber): Change assertion
5674 to also allow dregno == 0.
5676 2016-03-14 Richard Henderson <rth@redhat.com>
5679 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5680 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5681 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5682 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5685 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5688 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5690 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5692 * lra-constraints.c (split_reg): For hard regs, try to find the
5693 biggest single-register mode used in the function.
5695 2016-03-14 Richard Biener <rguenther@suse.de>
5697 PR tree-optimization/56365
5698 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5699 constants to compare against.
5701 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5704 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5705 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5706 (define_split for the GPR case): Use int_reg_operand instead of
5707 gpc_reg_operand for the output.
5709 2016-03-14 Tom de Vries <tom@codesourcery.com>
5711 PR tree-optimization/70045
5712 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5713 create_empty_if_region_on_edge argument.
5715 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5717 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5718 (STACK_CHECK_PROTECT): Likewise.
5719 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5720 (STACK_CHECK_PROTECT): Likewise.
5721 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5722 (STACK_CHECK_PROTECT): Likewise.
5723 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5724 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5725 (STACK_CHECK_PROTECT): Likewise.
5727 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5729 PR rtl-optimization/69307
5730 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5731 registers in modes that span more than one register.
5733 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5736 * lra-constraints.c (delete_move_and_clobber): New.
5737 (remove_inheritance_pseudos): Use it.
5739 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5742 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5743 the libcall is LCT_THROW.
5744 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5745 for the checking routine.
5747 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5750 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5751 optimization if we have direct move.
5752 (roundu32<mode>2_fprs): Likewise.
5754 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5757 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5759 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5760 Arguments swapped. All callers changed. Take reg_renumber into
5761 account, and Calculate and compare register ranges for hard regs.
5763 2016-03-11 Jeff Law <law@redhat.com>
5765 PR tree-optimization/70190
5766 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5767 Handle cases where we can not extract the taken edge, even though we
5768 found a constant value.
5770 PR tree-optimization/64058
5771 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5772 (num_coalesce_pairs): Move up earlier in file.
5773 (find_coalesce_pair): Initialize the INDEX field for each pair
5775 (compare_pairs): No longer sort on the elements in each pair.
5776 Instead break ties with the index of the coalesce pair.
5778 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5781 * config/aarch64/aarch64-protos.h
5782 (aarch64_save_restore_target_globals): New prototype.
5783 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5784 Call the above when popping pragma.
5785 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5787 (aarch64_set_current_function): Rewrite using the above.
5789 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5791 PR tree-optimization/70177
5792 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5793 (extract_ops_from_tree): ... this. In the 2 argument
5794 overload remove _1 suffix.
5795 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5796 (extract_ops_from_tree): ... this.
5797 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5799 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5800 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5801 extract_ops_from_tree instead of 2 operand one.
5803 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5805 PR tree-optimization/70013
5806 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5807 for constant-pool entries.
5809 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5811 PR rtl-optimization/70174
5812 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5813 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5815 PR tree-optimization/70169
5816 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5817 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5820 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5821 Jakub Jelinek <jakub@redhat.com>
5824 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5825 of uninitialized values.
5827 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5829 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5831 ("*trunctddd2"): New pattern definition.
5832 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5835 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5837 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5838 definitions for BFP and DFP rounding modes.
5839 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5840 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5841 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5842 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5845 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5847 * config/s390/constraints.md: Adjust comment.
5848 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5849 s390_decompose_addrstyle_without_index.
5850 * config/s390/predicates.md (shift_count_or_setmem_operand):
5851 Rename to setmem_operand.
5852 * config/s390/s390-protos.h
5853 (s390_decompose_shift_count): Rename to
5854 s390_decompose_addrstyle_without_index.
5855 * config/s390/s390.c (s390_decompose_shift_count)
5856 (s390_mem_constraint, print_shift_count_operand)
5857 (print_operand_address, print_operand): Rename
5858 s390_decompose_shift_count to
5859 s390_decompose_addrstyle_without_index and rename
5860 print_shift_count_operand to print_addrstyle_operand troughout the
5862 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5863 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5864 Rename shift_count_or_setmem_operand to setmem_operand.
5865 * config/s390/vx-builtins.md ("vec_insert<mode>")
5866 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5869 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5872 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5873 Handle overlapping retval and newval.
5875 2016-03-10 Nick Clifton <nickc@redhat.com>
5878 * config/aarch64/aarch64.c
5879 (aarch64_override_options_after_change_1): When forcing
5880 flag_omit_frame_pointer to be true, use a special value that can
5881 be detected if this function is called again, thus preventing
5882 flag_omit_leaf_frame_pointer from being forced to be false.
5884 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5886 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5887 Set x_flag_omit_leaf_frame_pointer when handling
5888 -momit-leaf-frame-pointer.
5890 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5893 * cgraph.c (cgraph_node::dump): Dump split_part and
5894 indirect_call_target.
5895 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5896 * ipa.c (has_addr_references_p): Cleanup.
5897 (is_indirect_call_target_p): New.
5898 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5899 called indirectly as local.
5900 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5902 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5905 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5906 on cxa_pure_virtual.
5908 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5911 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5913 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5916 * tree.c (need_assembler_name_p): Only record main variant type names.
5918 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5921 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5922 Always define to 0 or 1.
5923 (TARGET_FIX_ERR_A53_843419): New macro.
5924 * config/aarch64/aarch64-elf-raw.h
5925 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5926 * config/aarch64/aarch64-linux.h: Likewise.
5927 * config/aarch64/aarch64.c
5928 (aarch64_override_options_after_change_1): Do not default
5929 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5931 (aarch64_attributes): Handle fix-cortex-a53-843419.
5932 (aarch64_can_inline_p): Likewise.
5933 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5935 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5936 Jakub Jelinek <jakub@redhat.com>
5938 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
5939 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
5940 DECL_COMMONS if flag_unconstrained_commons is set.
5941 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5942 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
5943 (funconstrained-commons): Document.
5945 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5947 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
5948 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
5950 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
5952 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
5953 has a proper number of elements.
5955 2016-03-10 Alan Modra <amodra@gmail.com>
5957 PR rtl-optimization/69195
5958 PR rtl-optimization/47992
5959 * ira.c (recorded_label_ref): Delete.
5960 (update_equiv_regs): Return void.
5961 (indirect_jump_optimize): New function.
5962 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
5963 before regstat_compute_ri. Don't rebuild_jump_labels here.
5964 Delete update_regstat.
5966 2016-03-10 Richard Biener <rguenther@suse.de>
5968 PR tree-optimization/70128
5969 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5970 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
5972 2016-03-09 Jakub Jelinek <jakub@redhat.com>
5974 PR tree-optimization/70152
5975 * tree-sra.c (replace_removed_params_ssa_names): Copy over
5976 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
5979 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
5980 instead of gen_sse2_loadlpd.
5981 * config/i386/sse.md (*vec_concatv2df): Rename to...
5982 (vec_concatv2df): ... this.
5984 PR tree-optimization/70127
5985 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
5987 2016-03-09 David Malcolm <dmalcolm@redhat.com>
5991 * diagnostic-show-locus.c (compatible_locations_p): New function.
5992 (layout::layout): Sanitize ranges using compatible_locations_p.
5994 2016-03-09 David Malcolm <dmalcolm@redhat.com>
5998 * diagnostic-show-locus.c (layout_range::layout_range): Replace
5999 location_range param with three const expanded_locations * and a
6001 (layout::layout): Replace call to
6002 rich_location::lazily_expand_location with get_expanded_location.
6003 Extract the range and perform location expansion here, passing
6004 the results to the layout_range ctor.
6005 * diagnostic.c (source_range::debug): Delete.
6006 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6007 of rich_location::get_expanded_location.
6008 * gcc-rich-location.c (get_range_for_expr): Delete.
6009 (gcc_rich_location::add_expr): Reimplement to avoid the
6010 rich_location::add_range overload that took a location_range,
6011 passing a location_t instead.
6013 2016-03-09 Richard Biener <rguenther@suse.de>
6014 Jakub Jelinek <jakub@redhat.com>
6016 PR tree-optimization/70138
6017 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6018 Also skip vect_double_reduction_def.
6020 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6023 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6024 if the operand is "m".
6026 2016-03-09 Nathan Sidwell <nathan@acm.org>
6028 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6030 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6032 * config/i386/i386.c (processor_target_table): Fix cost table
6033 intialization order for znver1.
6035 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6037 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6038 - becuase -> because.
6039 * ipa-reference.c (ignore_module_statics): Likewise.
6040 * cgraph.c (cgraph_node::get_body): Likewise.
6041 * ipa-inline.c (early_inliner): Likewise.
6042 * ipa-devirt.c (types_same_for_odr): Likewise.
6043 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6044 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6046 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6048 * tree-ssa-math-opts.c: Fix typo in comment.
6050 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6053 * config/i386/i386.c (scalar_chain::make_vector_copies,
6054 scalar_chain::convert_reg): Call end_sequence in between
6055 get_insns and emit_conversion_insns rather than after both
6058 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6061 * config/i386/i386.h (machine_function): Add
6062 pc_thunk_call_expanded flag.
6063 (ix86_pc_thunk_call_expanded): New define.
6064 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6065 (*set_got): Rename insn pattern from set_got.
6066 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6067 * config/i386/i386.c (ix86_compute_frame_layout): Use
6068 ix86_pc_thunk_call_expanded to prevent red-zone.
6070 2016-03-07 Martin Jambor <mjambor@suse.cz>
6072 * hsa.h (hsa_get_ctor_statements): Declare.
6073 (hsa_get_dtor_statements): Likewise.
6074 (hsa_get_kernel_dispatch_type): Likewise.
6075 * hsa.c (hsa_get_ctor_statements): New function.
6076 (hsa_get_dtor_statements): Likewise.
6077 (hsa_get_kernel_dispatch_type): Likewise.
6078 * hsa-brig.c (hsa_cdtor_statements): Removed.
6079 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6080 hsa_get_dtor_statements.
6081 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6082 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6084 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6086 * config/arm/arm-cores.def (cortex-r8): New.
6087 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6088 * config/arm/arm-tune.md: Likewise.
6089 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6091 2016-03-07 Martin Sebor <msebor@redhat.com>
6093 PR rtl-optimization/19705
6094 * doc/invoke.texi (Options That Control Optimization): Clarify
6095 -fno-branch-count-reg.
6097 2016-02-26 Richard Biener <rguenther@suse.de>
6098 Jeff Law <law@redhat.com>
6100 PR tree-optimization/69740
6101 * cfghooks.c (remove_edge): Request loop fixups if we delete
6102 an edge that might turn an irreducible loop into a natural
6104 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6105 Move after definition of loops_state_clear.
6107 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6109 PR rtl-optimization/69052
6110 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6113 2016-03-07 Tom de Vries <tom@codesourcery.com>
6115 PR tree-optimization/70116
6116 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6117 is_tm_ending stmts and ubsan/asan internal functions.
6118 (find_duplicate): Use it. Don't test is_tm_ending here.
6120 2016-03-07 Richard Biener <rguenther@suse.de>
6122 PR tree-optimization/70115
6123 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6124 (propagate_constants_for_unrolling): Use replace_uses_by.
6126 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6129 * omp-low.c (struct oacc_loop): Add ifns.
6130 (new_oacc_loop_raw): Initialize it.
6131 (finish_oacc_loop): Clear mask & flags if no ifns.
6132 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6133 (oacc_loop_xform_loop): Add ifns arg & adjust.
6134 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6136 2016-03-07 Richard Henderson <rth@redhat.com>
6139 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6140 (insert_value_copy_on_edge): Likewise.
6142 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6144 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6146 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6149 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6151 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6153 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6155 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6157 Fix sseimul type attribute.
6158 * config/i386/znver1.md
6159 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6160 znver1_sseimul_avx256_load) : Fix the type attribute.
6161 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6162 pipe usage and latency.
6164 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6167 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6168 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6171 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6174 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6176 PR rtl-optimization/69941
6177 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6178 the reg share its mode.
6180 2016-03-04 Jeff Law <law@redhat.com>
6182 PR tree-optimization/69196
6183 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6184 If the both SSA_NAMEs are anonymous, then consider them unassociated
6185 and include the PHI in the statement count.
6187 2016-03-05 Tom de Vries <tom@codesourcery.com>
6189 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6190 construct in oacc routine. Check for oacc region in oacc routine.
6192 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6195 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6196 2016-02-22 changes, instead don't recurse if RECUR is already true.
6197 Don't change *dynamic_check if RECUR. Adjust recursive caller
6198 to pass true to the new argument.
6199 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6202 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6203 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6205 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6207 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6209 PR rtl-optimization/57676
6210 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6213 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6215 * tree-vect-patterns.c (search_type_for_mask): Handle
6216 comparison of booleans.
6218 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6220 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6224 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6225 all other ops that have dw_val_class_die_ref operands,
6226 and DW_OP_GNU_entry_value.
6228 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6230 PR rtl-optimization/69904
6231 * config/arm/arm.c (arm_cannot_copy_insn_p):
6232 Return true for load-exclusive instructions.
6234 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6237 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6238 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6239 the pattern no matter if it is used just by non-pattern, pattern
6241 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6242 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6243 oprnd1 def_stmt is in pattern, don't look through it.
6245 2016-03-03 Marek Polacek <polacek@redhat.com>
6248 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6250 2016-03-03 Martin Liska <mliska@suse.cz>
6252 PR tree-optimization/70043
6253 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6254 previous statement if we see a debug statement.
6256 2016-03-03 Richard Biener <rguenther@suse.de>
6258 PR tree-optimization/55936
6259 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6260 parameter and guard unsafe equivalence use.
6261 (vrp_evaluate_conditional_warnv_with_ops): Always use
6262 safe equivalences but not via the quadratic compare_names
6265 2016-03-03 Michael Collison <michael.collison@linaro.org>
6268 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6269 for operand 1 to s_register_operand. Change predicate for operand
6270 2 to arm_not_immediate_operand.
6272 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6274 * doc/tm.texi: Regenerated.
6276 2016-03-02 Richard Henderson <rth@redhat.com>
6279 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6280 simplification when all args are positive non-fixed registers.
6282 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6284 * target.def (lra_p): Specify that new ports should use LRA.
6286 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6289 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6290 gimplify_type_sizes the type they refer to.
6291 (omp_notice_variable): Handle reference vars to VLAs.
6292 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6293 reference to VLA decls in the second pass instead of first pass.
6295 2016-03-02 Tom de Vries <tom@codesourcery.com>
6297 PR tree-optimization/68659
6298 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6299 new_expr == NULL_TREE.
6300 (get_new_name): Handle ADDR_EXPR.
6302 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6304 PR rtl-optimization/69052
6305 * loop-invariant.c (canonicalize_address): New function.
6306 (inv_can_prop_to_addr_use): Check validity of address expression
6307 which is canonicalized by above function.
6309 2016-03-02 Alan Modra <amodra@gmail.com>
6312 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6315 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6318 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6319 (*movhi_internal): Put mask moves from and to memory separately
6320 from moves from/to GPRs.
6322 2016-03-02 Richard Biener <rguenther@suse.de>
6324 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6325 GENERIC expressions in GIMPLE.
6327 2016-03-02 Richard Biener <rguenther@suse.de>
6329 * config/i386/i386.c (type_natural_mode): Fix typo.
6331 2016-03-02 Nick Clifton <nickc@redhat.com>
6333 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6335 2016-03-02 Richard Biener <rguenther@suse.de>
6336 Uros Bizjak <ubizjak@gmail.com>
6339 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6341 2016-03-02 Richard Biener <rguenther@suse.de>
6344 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6346 2016-03-02 Marek Polacek <polacek@redhat.com>
6349 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6350 "is promoted to" warning.
6352 2016-03-01 DJ Delorie <dj@redhat.com>
6354 * config.gcc: Deprecate mep-*.
6356 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6359 * lra-constraints.c (regno_val_use_in): New.
6360 (match_reload): Use it instead of regno_use_in.
6362 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6364 PR rtl-optimization/70007
6365 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6366 references present in REG_EQUAL notes attached to non-SET patterns.
6368 2016-03-01 Jeff Law <law@redhat.com>
6370 PR tree-optimization/69196
6371 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6372 Appropriately clamp the number of statements to copy when the
6373 thread path does not traverse a loop backedge.
6375 PR tree-optimization/69196
6376 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6377 Do count some PHIs in the thread path against the insn count. Decrease
6378 final statement count by one as the control statement in the last
6379 block will get removed. Remove special cased code for handling PHIs
6382 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6385 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6386 asm dialect alternatives to explicit GOTPCREL calls.
6388 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6391 * ira.c (do_reload): Issue warning for generic stack checking here...
6392 * reload1.c (reload): ...instead of here and streamline it.
6394 2016-03-01 Nick Clifton <nickc@redhat.com>
6396 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6398 2016-03-01 Richard Biener <rguenther@suse.de>
6400 PR tree-optimization/69983
6401 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6402 types and fall back to operand_equal_p.
6404 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6407 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6409 * config/s390/constraints.md ("jm8"): New constraint.
6410 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6412 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6414 ("*setmem_long<setmem_and>"): New pattern.
6415 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6417 ("*setmem_long_31z<setmem_and>"): New pattern.
6418 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6419 New substitution rules with the required attributes.
6422 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6425 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6427 * gensupport.c (process_substs_on_one_elem): Split loop to
6428 complete mark_operands_used_in_match_dup on all expressions in the
6430 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6431 and remove function.
6433 2016-03-01 Richard Biener <rguenther@suse.de>
6436 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6437 vector BIT_FIELD_REF extract.
6439 2016-03-01 Richard Biener <rguenther@suse.de>
6441 PR tree-optimization/69994
6442 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6444 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6446 PR tree-optimization/69956
6447 * tree-vect-stmts.c (supportable_widening_operation): Support
6448 multi-step conversion of boolean vectors.
6449 (supportable_narrowing_operation): Likewise.
6451 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6453 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6456 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6458 * config/s390/subst.md (DSI_VI): New mode iterator.
6459 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6460 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6461 the insn definition.
6462 ("*vec_set<mode>"): Change predicate and add alternative to
6463 support only either register or const_int operands as element
6465 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6467 ("vec_extract<mode>"): New expander.
6468 ("*vec_extract<mode>"): New insn definition supporting reg and
6469 const_int element selectors.
6470 ("*vec_extract<mode>_plus"): New insn definition supporting
6471 reg+const_int element selectors.
6472 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6473 following expander+insn definition.
6474 ("<vec_shifts_name><mode>3"): New expander.
6475 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6477 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6479 * config/s390/s390.md ("*tabort_1"): Change predicate to
6480 nonmemory_operand. Add a second alternative to cover
6481 register as well as const int operands.
6482 ("*tabort_1_plus"): New pattern definition.
6484 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6486 * config/s390/s390.md ("*ashrdi3_cc_31")
6487 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6488 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6489 Merge insn definitions into ...
6490 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6491 New pattern definition.
6492 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6493 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6494 ("*ashr<mode>3_and"): Merge insn definitions into ...
6495 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6496 New pattern definition.
6497 * config/s390/subst.md ("addr_style_op_cc_subst")
6498 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6499 substitutions patterns plus attributes.
6500 Add ashiftrt to SUBST iterator.
6502 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6504 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6505 op2 to nonmemory_operand.
6506 ("*<shift>di3_31", "*<shift>di3_31_and"):
6507 Merge into single pattern definition ...
6508 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6509 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6510 pattern definition ...
6511 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6512 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6515 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6517 * config/s390/predicates.md (const_int_6bitset_operand): New
6519 * config/s390/s390.md: Include subst.md.
6520 ("rotl<mode>3"): New expander.
6521 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6523 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6524 * config/s390/subst.md: New file.
6526 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6528 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6529 Remove RRR type. It doesn't really exist.
6530 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6532 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6533 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6534 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6535 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6536 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6537 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6538 `enabled' attribute.
6540 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6542 * gensupport.c (process_substs_on_one_elem): Split loop to
6543 complete mark_operands_used_in_match_dup on all expressions in the
6545 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6546 and remove function.
6548 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6551 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6552 (CEIL_NWORDS): ...this. Use CEIL macro.
6553 (compute_fp_layout): Adjust to above renaming.
6554 (function_arg_union_value): Likewise.
6555 (sparc_arg_partial_bytes): Likewise.
6556 (sparc_function_arg_advance): Likewise.
6558 2016-02-29 Jeff Law <law@redhat.com>
6560 PR tree-optimization/70005
6561 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6562 where an object with a boolean range is compared against a value
6565 PR tree-optimization/69999
6566 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6567 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6570 2016-02-29 Richard Biener <rguenther@suse.de>
6572 PR tree-optimization/69994
6573 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6574 (get_unary_op): Look through nop conversions.
6575 (ops_equal_values_p): New function, look for equality diregarding
6577 (eliminate_plus_minus_pair): Use ops_equal_values_p
6578 (repropagate_negates): Do not use get_unary_op here.
6580 2016-02-29 Martin Liska <mliska@suse.cz>
6582 * system.h: Poison ENABLE_CHECKING macro.
6584 2016-02-29 Martin Liska <mliska@suse.cz>
6586 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6587 is presented in dump flags.
6588 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6589 (hsa_regalloc): Likewise.
6591 2016-02-19 Richard Biener <rguenther@suse.de>
6593 PR tree-optimization/69980
6594 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6595 permutation of those we need to keep.
6597 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6600 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6601 (NWORDS_UP): ...this
6602 (init_cumulative_args): Minor tweaks.
6603 (sparc_promote_function_mode): Likewise.
6604 (scan_record_type): Delete.
6605 (traverse_record_type): New function template.
6606 (classify_data_t): New structure type.
6607 (classify_registers): New inline function.
6608 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6609 exhausted. Instantiate traverse_record_type on classify_registers and
6610 deal with the case of a structure passed in slot #15 with no FP field
6612 (assign_data_t): New structure type.
6613 (compute_int_layout): New static function.
6614 (compute_fp_layout): Likewise.
6615 (count_registers): New inline function.
6616 (assign_int_registers): New static function.
6617 (assign_fp_registers): Likewise.
6618 (assign_registers): New inline function.
6619 (function_arg_record_value_1): Delete.
6620 (function_arg_record_value_2): Likewise.
6621 (function_arg_record_value_3): Likewise.
6622 (function_arg_record_value): Adjust to above changes. Instantiate
6623 traverse_record_type on count_registers to first count the number of
6624 registers to be used and then on assign_registers to assign them.
6625 (function_arg_union_value): Adjust to above renaming.
6626 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6627 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6628 case of a structure passed in slot #15
6629 (sparc_function_arg_advance): Likewise.
6630 (function_arg_padding): Minor tweak.
6632 2016-02-29 Richard Biener <rguenther@suse.de>
6634 PR tree-optimization/69720
6635 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6636 the adjustment_def path for possibly vectorized defs.
6637 (vect_create_epilog_for_reduction): Handle vectorized initial
6640 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6642 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6644 2016-02-27 Jeff Law <law@redhat.com>
6647 2016-02-26 Richard Biener <rguenther@suse.de>
6648 Jeff Law <law@redhat.com>
6650 PR tree-optimization/69740
6651 * cfghooks.c (remove_edge): Request loop fixups if we delete
6652 an edge that might turn an irreducible loop into a natural
6655 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6657 PR rtl-optimization/69896
6658 * tree-vect-generic.c (get_compute_type): Avoid single element
6661 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6663 Rename the AArch64 tuning option and related functions to enable the
6664 Newton series for the reciprocal square root to reflect its
6665 approximative characteristic.
6667 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6668 function to "aarch64_emit_approx_rsqrt".
6669 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6670 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6671 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6672 (xgene1_tunings): Likewise.
6673 (use_rsqrt_p): Likewise.
6674 (aarch64_emit_swrsqrt): Use new function name.
6675 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6676 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6677 text explaining this option.
6678 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6680 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6683 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6684 complain about -mallow-movmisalign without -mvsx if
6685 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6687 2016-02-26 Joel Sherrill <joel@rtems.org>
6689 * config.gcc: Add x86_64-*-rtems*.
6690 * gcc/config/i386/rtems-64.h: New file.
6692 2016-02-26 Joel Sherrill <joel@rtems.org>
6694 * config.gcc: Add aarch64-*-rtems*.
6695 * gcc/config/aarch64/rtems.h: New file.
6697 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6700 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6701 shift amount using %h. Add comment.
6703 2016-02-26 Richard Biener <rguenther@suse.de>
6704 Jeff Law <law@redhat.com>
6706 PR tree-optimization/69740
6707 * cfghooks.c (remove_edge): Request loop fixups if we delete
6708 an edge that might turn an irreducible loop into a natural
6711 2016-02-26 Martin Jambor <mjambor@suse.cz>
6714 * tree-sra.c (sra_modify_assign): Do not remove loads of
6715 uninitialized aggregates to SSA_NAMEs.
6717 2016-02-26 Richard Henderson <rth@redhat.com>
6720 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6721 pseudo in case the target rtx matches the source of the left
6724 2016-02-26 Martin Jambor <mjambor@suse.cz>
6727 * hsa.h (hsa_type_packed_p): Declare.
6728 * hsa.c (hsa_type_packed_p): New function.
6729 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6731 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6732 * hsa-brig.c (emit_basic_insn): Likewise.
6734 2016-02-26 Martin Jambor <mjambor@suse.cz>
6737 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6739 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6741 2016-02-26 Martin Jambor <mjambor@suse.cz>
6743 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6744 hsa_op_with_type operands.
6745 (hsa_unsigned_type_for_type): Declare.
6746 * hsa.c (hsa_unsigned_type_for_type): New function.
6747 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6748 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6749 the finalizer. Do not emit extra move.
6751 2016-02-26 Martin Jambor <mjambor@suse.cz>
6753 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6754 atomic operations in private segment.
6756 2016-02-26 Martin Jambor <mjambor@suse.cz>
6758 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6759 statements to wi->info. Also disallow omp simd constructs.
6760 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6761 for not gridifying. Dump special string for omp_for.
6763 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6766 * config/aarch64/aarch64.c (aarch64_set_current_function):
6767 Save/restore target globals when switching to
6768 target_option_default_node.
6770 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6773 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6774 Return 0 if !SHIFT_COUNT_TRUNCATED.
6776 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6777 Eric Botcazou <ebotcazou@adacore.com>
6779 PR rtl-optimization/69891
6780 * dse.c (scan_insn): If we can't figure out memset arguments
6781 or they are non-constant, call clear_rhs_from_active_local_stores.
6783 2016-02-26 Martin Liska <mliska@suse.cz>
6785 * doc/extend.texi: Mention clog10, clog10f an clog10l
6786 in Builtins section.
6788 2016-02-26 Martin Liska <mliska@suse.cz>
6790 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6792 (resolve_args_picking_1): Likewise.
6793 * dwarf2out.h (struct GTY): Likewise.
6795 2016-02-26 Martin Liska <mliska@suse.cz>
6797 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6799 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6801 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6802 Martin Liska <mliska@suse.cz>
6804 * doc/install.texi: Mention --enable-valgrind-annotations.
6806 2016-02-26 Richard Biener <rguenther@suse.de>
6808 PR tree-optimization/69551
6809 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6810 looking through aliases adjust DECL_PT_UID to refer to the
6811 ultimate alias target.
6813 2016-02-25 Martin Liska <mliska@suse.cz>
6816 * alloc-pool.c (after_memory_report): New variable.
6817 * alloc-pool.h (base_pool_allocator ::release): Do not use
6818 the infrastructure if after_memory_report.
6819 * toplev.c (toplev::main): Mark after memory report.
6821 2016-02-25 Richard Biener <rguenther@suse.de>
6823 PR tree-optimization/48795
6824 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6826 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6829 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6830 offloading is enabled and -fopenacc or -fopenmp is specified.
6831 (CRTOFFLOADEND): Likewise.
6832 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6833 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6834 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6835 (offload_objects_file_name): New static var.
6836 (tool_cleanup): Remove offload_objects_file_name file.
6837 (find_offloadbeginend): Replace with ...
6838 (find_crtoffloadtable): ... this.
6839 (run_gcc): Remove offload_argc and offload_argv.
6840 Get offload_objects_file_name from -foffload-objects=... option.
6841 Read names of object files with offload from this file, pass them to
6842 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6843 don't pass offloadbegin and offloadend to the linker. Don't pass
6844 offload non-LTO files to the linker, because now they're not claimed.
6846 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6849 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6850 on builtin_unreachable.
6852 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6854 PR rtl-optimization/69896
6855 * regcprop.c: Include cfgrtl.h.
6856 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6857 than remembered mode, either delete it (if noop_move_p), or
6858 treat like copy_p but not noop_p instruction.
6860 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6863 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6864 - allow NULL decl for Fortran DW_TAG_common_block variables.
6866 2016-02-24 Jason Merrill <jason@redhat.com>
6868 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6870 2016-02-24 Richard Biener <rguenther@suse.de>
6871 Jakub Jelinek <jakub@redhat.com>
6874 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6875 conditionally executed ops to well-defined overflow behavior.
6877 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6880 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6883 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6885 PR rtl-optimization/69886
6886 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6887 argument. Use it when checking validity of set instructions.
6888 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6889 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6891 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6892 * store-motion.c (find_moveable_store): Update
6893 can_assign_to_reg_without_clobbers_p callsite.
6895 2016-02-24 Richard Biener <rguenther@suse.de>
6898 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6900 (record_nonwrapping_iv): Do not fall back to the low/high bound
6901 for non-constant IV bases if the stmt is not always executed.
6903 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6905 * config/arm/arm-cores.def (cortex-a32): New entry.
6906 * config/arm/arm-tables.opt: Regenerate.
6907 * config/arm/arm-tune.md: Regenerate.
6908 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6909 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6910 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6911 for -mcpu and -mtune.
6913 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6916 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6917 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6918 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6919 (atomic_loaddi_1): Delete.
6920 (atomic_loaddi): Rewrite expander using the above changes.
6922 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6925 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6928 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6929 Richard Biener <rguenth@suse.de>
6932 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6933 set_mem_attributes if tem is SSA_NAME which got expanded
6936 2016-02-24 Richard Biener <rguenther@suse.de>
6938 PR tree-optimization/69907
6939 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
6940 end of permutations for BB vectorization.
6942 2016-02-24 Christian Bruel <christian.bruel@st.com>
6944 * config/arm/arm-c.c (arm_option_override): Initialize
6945 target_option_current_node.
6946 * config/arm/arm.c (arm_pragma_target_parse): Replace
6947 build_target_option_node call by target_option_current_node.
6948 Set target_option_current_node.
6951 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
6954 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
6955 define_insn_and_split to define_insn.
6956 (zero_extendqi<mode>2_dot2): Same.
6957 (extendqi<mode>2_dot): Same.
6958 (extendqi<mode>2_dot2): Same.
6960 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6962 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
6963 and add bypass for AES{D,E} and AESMC pairs.
6964 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
6967 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6969 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
6970 series for reciprocal square root in Exynos M1.
6972 2016-02-23 Martin Sebor <msebor@redhat.com>
6975 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
6976 __builtin_alloca_with_align.
6978 2016-02-23 Richard Henderson <rth@redhat.com>
6980 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
6981 (ix86_register_pragmas): Remove __seg_tls.
6982 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
6983 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
6984 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
6985 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
6986 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
6987 * doc/extend.texi (__seg_tls): Remove item.
6989 2016-02-23 Richard Biener <rguenther@suse.de>
6991 * alloc-pool.h (struct allocation_object): Make id member
6992 conditional on CHECKING_P again.
6993 (get_instance): Adjust.
6994 (base_pool_allocator): Likewise.
6996 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
6998 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
6999 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7001 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7003 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7005 2016-02-23 Richard Biener <rguenther@suse.de>
7007 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7008 * bitmap.h (struct bitmap_usage): Likewise.
7009 (bitmap_move): Declare.
7010 * bitmap.c (register_overhead): Take size_t argument.
7011 (bitmap_move): New function.
7012 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7013 to properly account overhead.
7014 * tree.c (free_node): Use tree_size.
7016 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7019 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7020 when inverting comparison.
7023 * common.opt (Wunreachable-code): Add Warning flag.
7025 2016-02-23 Mark Wielaard <mjw@redhat.com>
7026 Jakub Jelinek <jakub@redhat.com>
7029 * cgraphunit.c (check_global_declaration): Check main_input_filename
7030 and DECL_SOURCE_FILE are not NULL.
7032 2016-02-23 Martin Jambor <mjambor@suse.cz>
7034 PR tree-optimization/69666
7035 * tree-sra.c (sra_modify_assign): Do not attempt to create
7036 default_def replacements for unscalarizable regions.
7038 2016-02-20 Mark Wielaard <mjw@redhat.com>
7041 * cgraphunit.c (check_global_declaration): Check level of
7042 warn_unused_const_variable and main_input_filename.
7043 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7044 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7045 (-Wunused-const-variable): Explain levels 1 and 2.
7047 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7050 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7051 identical arguments. Formatting and spelling fixes.
7054 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7059 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7060 and m68k-devices.def.
7061 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7062 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7064 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7066 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7067 and HImode registers.
7069 2016-02-22 Richard Biener <rguenther@suse.de>
7071 PR tree-optimization/69882
7072 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7073 preserve permutations present because of gaps.
7074 (vect_supported_load_permutation_p): Always continue checking
7075 permutations after vect_attempt_slp_rearrange_stmts.
7077 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7079 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7080 min_profitable_estimate, rather than min_profitable_iters.
7082 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7085 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7086 SImode for last match_operand.
7088 2016-02-22 Martin Liska <mliska@suse.cz>
7090 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7091 return bitsize - 1 as the return value.
7093 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7097 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7098 Handle negative shift counts.
7099 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7100 force_reg on the shift constant.
7101 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7102 (lshrsi3_d): Handle negative shift counts.
7104 2016-02-22 Richard Biener <rguenther@suse.de>
7105 Tom de Vries <tom@codesourcery.com>
7107 * graph.c: Include dumpfile.h.
7108 (print_graph_cfg): Split into three overloads.
7109 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7111 2016-02-22 Tom de Vries <tom@codesourcery.com>
7113 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7116 2016-02-22 Richard Biener <rguenther@suse.de>
7119 * ipa-inline-transform.c (inline_call): When not updating
7120 overall summaries adjust self size by the growth estimate.
7121 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7122 hash-set, do not update overall summaries here. Renamed from ...
7123 (inline_to_all_callers): ... this which is now wrapping the
7124 above and performing delayed overall summary update.
7125 (early_inline_small_functions): Delay updating of the overall
7128 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7130 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7133 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7136 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7137 :%* in %:gt() argument.
7138 (greater_than_spec_func): Adjust for expecting only numbers,
7139 if there are more than two numbers, compare the last two.
7141 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7143 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7144 -Wnarrowing with -std.
7146 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7149 * expr.c (store_field): Don't use bit-field path if exp is
7150 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7151 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7152 and the assignment can be performed by bitwise copy. Formatting
7156 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7157 call copy_reg_eh_region_note_forward on before and/or after sequences
7158 and remove note from insn if it no longer can throw.
7161 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7164 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7166 * config/s390/vector.md: Add missing commutative operand markers
7167 to the patterns which qualify for one.
7168 * config/s390/vx-builtins.md: Likewise.
7170 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7172 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7173 types to mode iterators.
7174 (vec_double): ... and mode attribute.
7175 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7177 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7179 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7180 Change the predicate of op2 from nonimmediate to general and let
7181 reload fix it if necessary.
7183 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7185 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7187 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7189 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7192 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7194 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7195 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7196 * config/s390/s390.md ("movstr<P:mode>"): Call
7197 s390_expand_vec_movstr.
7199 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7201 * config/s390/s390.md: Add missing output modifier for operand 1
7202 to print it as address properly.
7204 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7206 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7207 * config/s390/2964.md: New file.
7208 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7209 of insn grouping attributes depending on the CPU level.
7210 (s390_get_unit_mask): New function.
7211 (s390_sched_score): Remove the OOO from the scheduling macros.
7212 Add loop to calculate a score for the instruction mix.
7213 (s390_sched_reorder): Likewise plus improve debug output.
7214 (s390_sched_variable_issue): Rename macros as above. Calculate
7215 the unit distances after actually scheduling an insn. Improve
7217 (s390_sched_init): Clear last_scheduled_unit_distance array.
7218 * config/s390/s390.md: Include 2964.md.
7220 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7223 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7224 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7225 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7226 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7227 *avx512f_<code>v8div16qi2_mask_1): New insns.
7229 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7232 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7235 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7236 earlyclobber from target. Use wF constraint for fused memory
7238 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7240 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7241 Martin Liska <mliska@suse.cz>
7244 * cfgexpand.c (asan_sanitize_stack_p): New function.
7245 (partition_stack_vars): Use the function.
7246 (expand_stack_vars): Likewise.
7247 (defer_stack_allocation): Likewise.
7248 (expand_used_vars): Likewise.
7250 2016-02-18 Richard Biener <rguenther@suse.de>
7253 * fold-const.c (operand_equal_p): Properly compare offsets for
7254 IMAGPART_EXPR and ARRAY_REF.
7256 2016-02-18 Nick Clifton <nickc@redhat.com>
7260 * config/arm/arm.c (arm_option_override_internal): Disable
7261 interworking if the target does not support thumb instructions.
7262 (arm_reload_in_hi): Handle the case where a register to register
7263 move needs reloading because there is no simple pattern to handle
7265 (arm_reload_out_hi): Likewise.
7267 2016-02-18 Richard Biener <rguenther@suse.de>
7270 * match.pd: Don't use fold_binary or fold_unary for folding
7273 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7276 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7277 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7278 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7279 warn on gimple_no_warning_p statements.
7281 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7283 * doc/extend.texi (C++ Attributes): Correct description of
7284 warn_unused type attribute.
7286 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7288 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7289 correct instruction.
7291 2016-02-17 Richard Biener <rguenther@suse.de>
7293 PR rtl-optimization/69609
7294 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7295 (find_traces_1_round): When ending a trace update cached priority
7297 (bb_to_key): Use cached priority when available.
7298 (copy_bb): Initialize cached priority.
7299 (reorder_basic_blocks_software_trace_cache): Likewise.
7301 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7304 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7306 (aarch64_comparison_operator): Break overly long line into two.
7307 (aarch64_comparison_operation): Likewise.
7308 * config/aarch64/aarch64.md (cstorecc4): Use
7309 aarch64_comparison_operator_mode instead of
7310 aarch64_comparison_operator.
7311 (cstore<mode>4): Likewise.
7312 (aarch64_cstore<mode>): Likewise.
7313 (*cstoresi_insn_uxtw): Likewise.
7314 (cstore<mode>_neg): Likewise.
7315 (*cstoresi_neg_uxtw): Likewise.
7317 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7320 * config/arm/predicates.md (arm_comparison_operator_mode):
7322 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7323 instead of arm_comparison_operator.
7324 (*mov_negscc): Likewise.
7325 (*mov_notscc): Likewise.
7326 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7327 (*thumb2_mov_negscc): Likewise.
7328 (*thumb2_mov_negscc_strict_it): Likewise.
7329 (*thumb2_mov_notscc): Likewise.
7330 (*thumb2_mov_notscc_strict_it): Likewise.
7332 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7334 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7337 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7339 * config/visium/visium.c (machine_libfunc_index): New enum.
7340 (machine_libfuncs): New structure.
7341 (visium_libfuncs): New static variable.
7342 (TARGET_INIT_LIBFUNCS): Define to...
7343 (visium_init_libfuncs): ...this. New function.
7344 (expand_block_move_4): Use the appropriate libfunc.
7345 (expand_block_move_2): Likewise.
7346 (expand_block_move_1): Likewise.
7347 (expand_block_set_4): Likewise.
7348 (expand_block_set_2): Likewise.
7349 (expand_block_set_1): Likewise.
7350 (visium_trampoline_init): Likewise.
7352 2016-02-17 Nick Clifton <nickc@redhat.com>
7354 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7355 TI's devices.csv file as of March 2016.
7357 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7360 * opts-global.c (handle_common_deferred_options): Introduce and
7361 initialize two global variables to remember command-line options
7362 specifying a stack-limiting register.
7363 * opts.h: Add extern declarations of the two new global variables.
7364 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7365 variable based on the values of the two new global variables.
7367 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7370 * common.opt (Wnonnull-compare): New warning.
7371 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7372 of arguments against NULL.
7373 (-Wnonnull-compare): Document.
7374 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7375 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7376 * passes.def (pass_warn_nonnull_compare): Add.
7377 * gimple-ssa-nonnull-compare.c: New file.
7379 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7381 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7382 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7384 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7386 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7387 reciprocal sqrt for -mlow-precision-recip-sqrt.
7389 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7390 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7392 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7393 always use lane loads to construct non-constant vectors.
7395 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7397 * config/aarch64/aarch64.md
7398 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7399 constraints for operand 3.
7400 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7402 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7403 Richard Biener <rguenther@suse.de>
7405 PR tree-optimization/69820
7406 * tree-vect-patterns.c (type_conversion_p): Return false if
7407 *orig_type is unsigned single precision or boolean.
7408 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7411 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7413 PR rtl-optimization/69764
7414 PR rtl-optimization/69771
7415 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7416 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7418 2016-02-16 Richard Biener <rguenther@suse.de>
7420 PR tree-optimization/69776
7421 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7423 (indirect_refs_may_alias_p): Likewise.
7424 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7425 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7426 according to tbaa_p.
7427 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7428 (optimize_stmt): For redundant store discovery do not allow tbaa.
7430 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7432 PR tree-optimization/69714
7433 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7434 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7436 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7438 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7439 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7440 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7441 * config/arc/arc.c (arc_init): Check FPU options.
7442 (get_arc_condition_code): Handle new CC_FPU* modes.
7443 (arc_select_cc_mode): Likewise.
7444 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7445 register pair only. Allow access for ARCv2 accumulator.
7446 (gen_compare_reg): Whenever we have FPU support use FPU compare
7448 (arc_reorg): Don't generate brcc insns when FPU compare
7449 instructions are involved.
7450 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7451 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7452 floating point emulation.
7453 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7454 (REVERSE_CONDITION): Add new CC_FPU* modes.
7455 (TARGET_FP_SP_BASE): Define.
7456 (TARGET_FP_DP_BASE): Likewise.
7457 (TARGET_FP_SP_FUSED): Likewise.
7458 (TARGET_FP_DP_FUSED): Likewise.
7459 (TARGET_FP_SP_CONV): Likewise.
7460 (TARGET_FP_DP_CONV): Likewise.
7461 (TARGET_FP_SP_SQRT): Likewise.
7462 (TARGET_FP_DP_SQRT): Likewise.
7463 (TARGET_FP_DP_AX): Likewise.
7464 * config/arc/arc.md (ARCV2_ACC): New constant.
7465 (type): New fpu type attribute.
7466 (SDF): Conditional iterator.
7467 (cstore<mode>, cbranch<mode>): Change expand condition.
7468 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7469 handles FPU/FPX cases as well.
7470 * config/arc/arc.opt (mfpu): New option.
7471 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7473 (adddf3, muldf3, subdf3): Removed.
7474 * config/arc/predicates.md (proper_comparison_operator): Recognize
7476 * config/arc/fpu.md: New file.
7477 * doc/invoke.texi (ARC Options): Document mfpu option.
7479 2016-02-16 Richard Biener <rguenther@suse.de>
7481 PR rtl-optimization/69291
7482 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7483 noce_operand_ok check.
7485 2016-02-16 Tom de Vries <tom@codesourcery.com>
7488 * omp-low.c (simd_clone_create): Remove call to
7489 symtab->call_cgraph_insertion_hooks.
7491 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7493 PR tree-optimization/69802
7494 * tree-ssa-reassoc.c (update_range_test): If op is
7495 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7496 op == 1 test of precision 1 integral op, otherwise handle
7497 that case as op itself. Fix up formatting.
7498 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7501 2016-02-16 Richard Biener <rguenther@suse.de>
7503 PR tree-optimization/69586
7504 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7505 types for conversion sources.
7507 2016-02-16 Richard Biener <rguenther@suse.de>
7510 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7511 mask OEP_ADDRESS_OF.
7513 2016-02-16 Alan Modra <amodra@gmail.com>
7516 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7517 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7518 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7520 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7521 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7522 (p8_fmrgow_<mode>): Likewise.
7523 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7525 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7526 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7527 to use movdi_internal64. Remove op0_di.
7528 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7530 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7532 Add support for the FCCMP insn types
7534 * config/aarch64/aarch64.md (fccmp): Change insn type.
7536 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7537 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7538 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7539 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7540 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7541 * config/arm/types.md (fccmps): Add new insn type.
7544 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7546 * alias.c (get_alias_set): Fix a typo in comment.
7548 2016-02-15 Richard Biener <rguenther@suse.de>
7550 PR tree-optimization/69595
7551 * match.pd: Complete range test simplification to true.
7553 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7555 PR rtl-optimization/69648
7556 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7557 pic_offset_table_rtx.
7559 PR rtl-optimization/69752
7560 * ira.c (update_equiv_regs): When looking for more than a single SET,
7561 also take other side effects into account.
7563 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7565 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7566 for z900+ CPUs in 31-bit mode.
7568 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7570 * common/config/s390/s390-common.c (s390_supports_split_stack):
7572 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7573 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7574 * config/s390/s390.c (struct machine_function): New field
7575 split_stack_varargs_pointer.
7576 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7577 in s390_emit_prologue.
7578 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7580 (morestack_ref): New global.
7581 (SPLIT_STACK_AVAILABLE): New macro.
7582 (s390_expand_split_stack_prologue): New function.
7583 (s390_live_on_entry): New function.
7584 (s390_va_start): Use split-stack vararg pointer if appropriate.
7585 (s390_asm_file_end): Emit the split-stack note sections.
7586 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7587 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7588 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7589 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7590 (split_stack_prologue): New expand.
7591 (split_stack_space_check): New expand.
7592 (split_stack_data): New insn.
7593 (split_stack_call): New expand.
7594 (split_stack_call_*): New insn.
7595 (split_stack_cond_call): New expand.
7596 (split_stack_cond_call_*): New insn.
7598 2016-02-15 Richard Biener <rguenther@suse.de>
7600 PR tree-optimization/69783
7601 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7602 Add trivially correct cases.
7604 2016-02-15 Tom de Vries <tom@codesourcery.com>
7607 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7609 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7611 2016-02-15 Richard Biener <rguenther@suse.de>
7613 PR tree-optimization/69776
7614 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7615 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7616 indicate whether we can use TBAA to disambiguate against stores.
7617 Use alias-set zero if not.
7618 (visit_reference_op_store): Do not use TBAA when looking up
7620 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7621 (eliminate_dom_walker::before_dom_children): But not when looking
7622 up redundant stores.
7624 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7626 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7628 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7630 * config/i386/znver1.md
7631 (znver1_pop, znver1_pop_mem,
7632 znver1_load_imov_double_store,
7633 znver1_load_imov_direct_store,
7634 znver1_load_imov_direct_load,
7635 znver1_load_imov_double_load): Add new.
7636 (znver1_insn, znver1_insn_load): Add icmov type.
7638 znver1_sseavx_fma_load,
7640 znver1_avx256_fma_load): Fix pipe usage.
7642 2016-02-14 Alan Modra <amodra@gmail.com>
7645 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7646 with an invalid hard reg, reload just the reg not the entire
7647 pre/post-inc/dec address expression.
7649 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7652 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7653 fixed R1_REG scratch reg.
7654 (sibcall_value_pcrel_fdpic): Likewise.
7656 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7660 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7662 2016-02-12 Walter Lee <walt@tilera.com>
7664 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7665 * config/tilegx/t-tilegx: Likewise.
7667 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7670 * diagnostic-show-locus.c (struct line_span): New struct.
7671 (layout::get_first_line): Delete.
7672 (layout::get_last_line): Delete.
7673 (layout::get_num_line_spans): New member function.
7674 (layout::get_line_span): Likewise.
7675 (layout::print_heading_for_line_span_index_p): Likewise.
7676 (layout::get_expanded_location): Likewise.
7677 (layout::calculate_line_spans): Likewise.
7678 (layout::m_first_line): Delete.
7679 (layout::m_last_line): Delete.
7680 (layout::m_line_spans): New field.
7681 (layout::layout): Update comment. Replace m_first_line and
7682 m_last_line with m_line_spans, replacing their initialization
7683 with a call to calculate_line_spans.
7684 (diagnostic_show_locus): When printing source lines and
7685 annotations, rather than looping over a single span
7686 of lines, instead loop over each line_span within
7687 the layout, with an inner loop over the lines within them.
7688 Call the context's start_span callback when changing line spans.
7689 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7690 (diagnostic_build_prefix): Break out the building of the location
7691 part of the string into...
7692 (diagnostic_get_location_text): ...this new function, rewriting
7693 it from nested ternary expressions to a sequence of "if"
7695 (default_diagnostic_start_span_fn): New function.
7696 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7697 (diagnostic_context::start_span): New field.
7698 (default_diagnostic_start_span_fn): New prototype.
7700 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7703 * gcc.c (driver::finalize): Fix cleanup of "specs".
7705 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7709 * gcc.c (driver::driver): Initialize m_option_suggestions.
7710 (driver::~driver): Clean up m_option_suggestions.
7711 (suggest_option): Convert to...
7712 (driver::suggest_option): ...this, and split out into
7713 driver::build_option_suggestions and find_closest_string.
7714 (driver::build_option_suggestions): New function, from
7715 first half of suggest_option. Special-case
7716 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7717 the sanitizer_opts array. For options of enum types, add the
7718 various enum values to the candidate strings.
7719 (driver::handle_unrecognized_options): Remove "const".
7720 * gcc.h (driver::handle_unrecognized_options): Likewise.
7721 (driver::build_option_suggestions): New decl.
7722 (driver::suggest_option): New decl.
7723 (driver::m_option_suggestions): New field.
7724 * opts-common.c (add_misspelling_candidates): New function.
7725 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7726 and make non-static.
7727 * opts.h (sanitizer_opts): New array decl.
7728 (add_misspelling_candidates): New function decl.
7729 * spellcheck.c (find_closest_string): New function.
7730 * spellcheck.h (find_closest_string): New function decl.
7732 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7734 PR rtl-optimization/69764
7735 PR rtl-optimization/69771
7736 * optabs.c (expand_binop_directly): For shift_optab_p, force
7737 convert_modes with VOIDmode if xop1 has VOIDmode.
7739 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7742 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7743 to correctly determine instrumentation thunks.
7745 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7748 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7749 type by reference, force lhs on the call.
7752 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7753 Compute retval and retbnd early in all cases if split_part_return_p
7754 and return_bb is not EXIT. Remove all clobber stmts and reset
7755 all debug stmts that refer to SSA_NAMEs defined in split part,
7756 except if it is retval, in that case replace the old retval with the
7757 lhs of the call to the split part.
7759 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7762 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7765 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7766 whose result is used in PHI.
7767 (maybe_optimize_range_tests): Likewise.
7768 (final_range_test_p): Likweise.
7770 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7773 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7774 whose result is used in PHI.
7775 (maybe_optimize_range_tests): Likewise.
7776 (final_range_test_p): Likweise.
7778 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7780 * cgraph.c: Spelling fixes - behaviour -> behavior and
7781 neighbour -> neighbor.
7782 * target.def: Likewise.
7783 * sel-sched.c: Likewise.
7784 * config/mips/mips.c: Likewise.
7785 * config/arc/arc.md: Likewise.
7786 * config/arm/cortex-a57.md: Likewise.
7787 * config/arm/arm.c: Likewise.
7788 * config/arm/neon.md: Likewise.
7789 * config/arm/arm-c.c: Likewise.
7790 * config/vms/vms-c.c: Likewise.
7791 * config/s390/s390.c: Likewise.
7792 * config/i386/znver1.md: Likewise.
7793 * config/i386/i386.c: Likewise.
7794 * config/ia64/hpux-unix2003.h: Likewise.
7795 * config/msp430/msp430.md: Likewise.
7796 * config/rx/rx.c: Likewise.
7797 * config/rx/rx.md: Likewise.
7798 * config/aarch64/aarch64-simd.md: Likewise.
7799 * config/aarch64/aarch64.c: Likewise.
7800 * config/nvptx/nvptx.c: Likewise.
7801 * config/bfin/bfin.c: Likewise.
7802 * config/cris/cris.opt: Likewise.
7803 * config/rs6000/rs6000.c: Likewise.
7804 * target.h: Likewise.
7805 * spellcheck.c: Likewise.
7806 * ira-build.c: Likewise.
7807 * tree-inline.c: Likewise.
7808 * builtins.c: Likewise.
7809 * lra-constraints.c: Likewise.
7810 * explow.c: Likewise.
7811 * hwint.h: Likewise.
7812 * targhooks.c: Likewise.
7813 * tree-vect-data-refs.c: Likewise.
7815 * doc/tm.texi: Likewise.
7816 * doc/extend.texi: Likewise.
7817 * doc/install.texi: Likewise.
7818 * doc/md.texi: Likewise.
7819 * tree-ssa-tail-merge.c: Likewise.
7820 * sched-int.h: Likewise.
7821 * match.pd: Likewise.
7822 * sched-ebb.c: Likewise.
7823 * target.def (omit_struct_return_reg): Likewise.
7824 * gimple-ssa-isolate-paths.c: Likewise.
7825 (find_implicit_erroneous_behaviour): Renamed to...
7826 (find_implicit_erroneous_behavior): ... this.
7827 (find_explicit_erroneous_behaviour): Renamed to...
7828 (find_explicit_erroneous_behavior): ... this.
7829 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7831 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7833 PR rtl-optimization/64682
7834 PR rtl-optimization/69567
7835 PR rtl-optimization/69737
7836 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7837 in I2 as well, just lose it.
7839 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7841 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7843 (aarch64_last_printed_tune_string): Likewise.
7844 (aarch64_declare_function_name): Only output .arch assembler
7845 directive if it will be different from the previously output
7846 directive. Same for .tune comment but only if -dA is set.
7847 (aarch64_start_file): New function.
7848 (TARGET_ASM_FILE_START): Define.
7850 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7853 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7855 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7858 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7859 -Wmaybe-uninitialized warning.
7861 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7864 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7866 2016-02-11 Richard Biener <rguenther@suse.de>
7868 PR rtl-optimization/69291
7869 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7870 subexpressions affected by changing the result.
7872 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7875 * lra-constraints.c (curr_insn_transform): Find in/out operands
7876 for secondary memory moves. Update dups.
7878 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7880 PR tree-optimization/69652
7881 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7882 to nested loop, did source re-formatting, skip debug statements,
7883 add check on statement with volatile operand, remove dead scalar
7886 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7887 Patrick Palka <ppalka@gcc.gnu.org>
7891 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7892 calls if the return type is TREE_ADDRESSABLE.
7893 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7894 * ipa-split.c (split_function): Fix doubled "we" in comment.
7895 Use void return type for the split part even if
7896 !split_point->split_part_set_retval.
7898 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7900 PR tree-optimization/68021
7901 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7902 when computing the value of biv cand by itself.
7904 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7906 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7907 (cortexa57_tunings): Likewise.
7908 (cortexa72_tunings): Likewise.
7909 (arch_macro_fusion_pair_p): Add support for AES fusion.
7910 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7911 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7912 Allow virtual registers before reload so early scheduling works.
7913 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7914 correct latency and pipeline.
7915 (cortex_a57_crypto_complex): Likewise.
7916 (cortex_a57_crypto_xor): Likewise.
7917 (define_bypass): Add AES bypass.
7919 2016-02-10 Richard Biener <rguenther@suse.de>
7921 PR tree-optimization/69726
7922 * passes.def: Add DCE pass before late uninit.
7923 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7924 really fixup if-conversions job.
7926 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7928 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7929 (arm_cortex_a57_tune): Likewise.
7930 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7931 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7933 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7935 * timevar.def (TV_PHASE_DBGINFO): Delete.
7936 (TV_PHASE_CHECK_DBGINFO): Likewise.
7937 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
7939 2016-02-10 Richard Biener <rguenther@suse.de>
7941 PR tree-optimization/69719
7942 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7943 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
7945 2016-02-09 Andrew Pinski <apinski@cavium.com>
7948 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
7949 get_vcond_mask_icode returns false.
7951 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7954 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
7955 an ADDIS that adds a pointer to a large constant that sets the
7956 upper16 bits with a load operation.
7958 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7961 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
7963 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
7965 (vzipq_s16): Likewise.
7966 (vzipq_s32): Likewise.
7967 (vzipq_f32): Likewise.
7968 (vzipq_u8): Likewise.
7969 (vzipq_u16): Likewise.
7970 (vzipq_u32): Likewise.
7971 (vzipq_p8): Likewise.
7972 (vzipq_p16): Likewise.
7974 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7977 * config/arm/arm.c (neon_endian_lane_map): New function.
7978 (neon_vector_pair_endian_lane_map): New function.
7979 (arm_evpc_neon_vuzp): Allow for big endian lane order.
7980 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
7982 (vuzpq_s16): Likewise.
7983 (vuzpq_s32): Likewise.
7984 (vuzpq_f32): Likewise.
7985 (vuzpq_u8): Likewise.
7986 (vuzpq_u16): Likewise.
7987 (vuzpq_u32): Likewise.
7988 (vuzpq_p8): Likewise.
7989 (vuzpq_p16): Likewise.
7991 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
7994 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
7997 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
7999 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8000 truncate const_int operand 1 to QImode.
8002 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8004 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8005 corresponding to an abnormal edge.
8007 2016-02-09 Tom de Vries <tom@codesourcery.com>
8009 PR tree-optimization/69599
8010 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8012 (find_func_aliases_for_builtin_call, find_func_clobbers)
8013 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8016 2016-02-09 Richard Biener <rguenther@suse.de>
8018 PR tree-optimization/69715
8019 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8020 LHS on calls as non-rewritable.
8022 2016-02-09 Tom de Vries <tom@codesourcery.com>
8025 * lto-wrapper.c (append_diag_options): New function.
8026 (compile_offload_image): Call append_diag_options.
8028 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8031 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8032 Minor copy-edit to fix verb tenses.
8034 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8036 PR tree-optimization/69209
8037 * ipa-split.c (split_function): If split part is not
8038 returning retval, retval has gimple type but is not
8039 gimple value, force it into a SSA_NAME first.
8041 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8043 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8046 2016-02-08 Jason Merrill <jason@redhat.com>
8049 * convert.c (convert_to_integer_1): Check dofold on truncation
8051 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8052 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8053 Rename from *_nofold.
8054 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8055 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8057 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8060 * tree.c (build_common_tree_nodes): Remove short_double argument.
8061 All callers changed.
8062 * tree.h (build_common_tree_nodes): Adjust declaration.
8063 * doc/invoke.texi (-fshort-double): Remove documentation.
8064 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8065 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8066 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8067 (append_linker_options): Don't handle OPT_fshort_double.
8069 PR rtl-optimization/68730
8070 * lra-remat.c (insn_to_cand_activation): New static variable.
8071 (lra_remat): Allocate and free it.
8072 (create_cand): New arg activation. Initialize a field in
8073 insn_to_cand_activation if it is nonnull.
8074 (create_cands): Pass the activation insn to create_cand when making
8075 a candidate involving an output reload. Reorganize code a little.
8076 (do_remat): Keep track of active status of candidates in a separate
8079 2016-02-08 Richard Biener <rguenther@suse.de>
8081 PR tree-optimization/69719
8082 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8083 Properly use absolute of the difference of the two offsets to
8084 compare or adjust the segment length.
8086 2016-02-08 Richard Biener <rguenther@suse.de>
8087 Jeff Law <law@redhat.com>
8090 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8091 types for anonymous SSA names.
8093 2016-02-08 Richard Biener <rguenther@suse.de>
8095 PR rtl-optimization/69274
8096 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8098 2016-02-08 Jeff Law <law@redhat.com>
8100 PR tree-optimization/65917
8101 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8102 equivalences from if (x == y) style conditionals.
8103 (loop_depth_of_name): Remove.
8104 (record_equality): Remove loop depth check.
8105 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8106 (const_and_copies::record_const_or_copy_raw): New member function.
8107 * tree-ssa-scopedtables.c
8108 (const_and_copies::record_const_or_copy_raw): New, factored out of
8109 (const_and_copies::record_const_or_copy): Call new member function.
8111 2016-02-05 Jeff Law <law@redhat.com>
8113 PR tree-optimization/68541
8114 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8115 (count_stmts_in_block): New function.
8116 (poor_ifcvt_candidate_code): Likewise.
8117 (is_feasible_trace): Add some heuristics to determine when path
8118 splitting is profitable.
8119 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8120 is a diamond with a single exit.
8122 2016-02-05 Martin Sebor <msebor@redhat.com>
8125 * doc/invoke.texi: Update -Wplacement-new to take an optional
8128 2016-02-06 Richard Henderson <rth@redhat.com>
8131 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8132 out of non-standard address spaces.
8134 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8136 PR rtl-optimization/69691
8137 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8139 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8141 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8142 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8143 (*ieee128_mfvsrd_64bit): Likewise.
8144 (*ieee128_mfvsrd_32bit): Likewise.
8146 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8150 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8152 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8153 instrumented_version.
8155 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8157 * doc/invoke.texi (Optimize Options): In table of --param options
8158 rename second occurrence of tracer-min-branch-ratio to
8159 tracer-min-branch-probability, rename
8160 tracer-min-branch-ratio-feedback to
8161 tracer-min-branch-probability-feedback and clarify description,
8162 rename sched-spec-state-edge-prob-cutoff to
8163 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8164 to selsched-insns-to-rename, rename lto-minpartition to
8165 lto-min-partition, delete reorder-blocks-duplicate and
8166 reorder-blocks-duplicate-feedback.
8168 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8170 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8173 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8175 * doc/extend.texi: S/390: Correct some typos.
8177 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8179 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8181 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8184 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8185 (s390_register_info_gprtofpr): Use new macros above.
8186 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8188 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8189 its name. Adjust restore and save gpr ranges.
8190 (s390_register_info_set_ranges): New function.
8191 (s390_register_info): Use new macros above. Call
8192 s390_register_info_set_ranges.
8193 (s390_optimize_register_info): Likewise.
8194 (s390_hard_regno_rename_ok): Use new macros.
8195 (s390_hard_regno_scratch_ok): Likewise.
8196 (s390_emit_epilogue): Likewise.
8197 (s390_can_use_return_insn): Likewise.
8198 (s390_optimize_prologue): Likewise.
8199 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8201 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8204 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8206 (ix86_option_override_internal): Disable TARGET_STV even for
8207 -m{incoming,preferred}-stack-boundary=3.
8209 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8211 * config.gcc: Mark deprecated rtems targets as obsolete.
8213 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8215 PR rtl-optimization/64682
8216 PR rtl-optimization/69567
8217 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8218 before I2 only if the register is both used and set in I2.
8220 2016-02-04 DJ Delorie <dj@redhat.com>
8222 * config/msp430/msp430.c (msp430_start_function): Add function type.
8224 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8227 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8229 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8231 PR rtl-optimization/69577
8233 2015-10-29 Richard Henderson <rth@redhat.com>
8237 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8238 sse check to the exact conditions of PR 67609.
8240 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8243 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8244 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8245 not allowed into the traditional Altivec registers.
8246 (movtd_64bit_nodm): Likewise.
8247 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8249 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8251 * config/aarch64/cortex-a57-fma-steering.c
8252 (aarch64_register_fma_steering): Remove "static" from arguments
8255 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8258 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8261 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8263 * doc/invoke.texi: Delete -mno-fma4.
8265 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8267 PR rtl-optimization/69577
8268 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8269 (find_subregs_of_mode): Update accordingly. Iterate over partial
8272 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8274 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8275 * config/arm/arm.c (neon_reinterpret): Remove.
8276 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8277 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8278 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8279 vreinterpretti): Remove.
8280 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8281 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8282 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8283 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8284 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8285 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8286 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8287 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8288 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8289 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8290 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8291 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8292 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8293 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8294 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8295 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8296 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8297 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8298 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8299 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8300 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8301 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8302 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8303 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8304 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8305 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8306 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8307 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8308 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8309 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8310 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8311 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8312 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8313 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8314 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8315 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8316 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8317 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8318 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8319 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8320 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8321 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8322 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8323 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8324 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8325 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8326 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8327 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8328 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8329 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8330 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8331 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8332 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8333 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8334 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8335 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8336 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8337 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8338 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8339 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8340 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8341 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8342 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8343 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8344 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8345 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8346 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8347 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8348 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8349 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8350 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8351 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8352 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8353 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8354 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8355 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8356 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8357 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8358 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8359 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8360 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8361 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8362 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8363 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8364 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8365 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8366 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8367 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8368 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8369 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8370 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8371 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8372 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8373 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8374 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8375 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8376 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8377 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8378 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8379 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8380 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8381 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8382 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8384 2016-02-04 Martin Liska <mliska@suse.cz>
8387 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8388 that are gimple_store_p.
8389 (maybe_instrument_call): Likewise.
8391 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8393 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8394 register scaling out of memory reference and comment why.
8396 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8400 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8401 folding the source of a SET.
8403 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8407 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8408 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8410 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8414 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8417 2016-02-04 Christian Bruel <christian.bruel@st.com>
8419 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8420 * config/arm/arm.c (arm_set_current_function): Likewise.
8422 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8423 Ilya Enkovich <enkovich.gnu@gmail.com>
8424 H.J. Lu <hongjiu.lu@intel.com>
8427 * config/i386/i386.c (convert_scalars_to_vector): Remove
8428 stack alignment fixes.
8429 (ix86_option_override_internal): Disable TARGET_STV if stack
8430 might not be aligned enough.
8431 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8433 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8435 * gcc/config/i386/x86-tune.def: Disable default prefetching
8438 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8439 Vladimir Makarov <vmakarov@redhat.com>
8442 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8443 in validating fused toc addresses.
8445 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8448 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8449 range->m_caret fields if range->m_show_caret_p is false.
8452 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8453 Force oldval into register if it does not satisfy reg_or_short_operand
8454 predicate. Fix up formatting.
8456 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8457 Alexandre Oliva <aoliva@redhat.com>
8460 * lra-constraints.c (simplify_operand_subreg): Check additionally
8461 address validity after potential reloading.
8462 (process_address_1): Check insns validity. In case of failure do
8465 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8468 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8471 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8473 * wide-int.cc (canonize_uhwi): New function.
8474 (wi::divmod_internal): Use it.
8476 2016-02-02 James Norris <jnorris@codesourcery.com
8478 * gimplify.c (omp_notice_variable): Add usage check.
8480 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8482 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8483 like LE, GE, LT, GT when emitting relational operator.
8485 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8487 * ira-costs.c (find_costs_and_classes): Add extra argument.
8488 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8489 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8490 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8491 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8492 Add best_class parameter, and return it if not ALL_REGS.
8493 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8495 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8498 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8500 * config/aarch64/aarch64.c
8501 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8502 (aarch64_ira_change_pseudo_allocno_class): New function.
8504 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8507 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8509 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8511 * config/avr/avr.c (avr_option_override): Set
8512 PARAM_ALLOW_STORE_DATA_RACES to 1.
8514 2016-02-02 Richard Biener <rguenther@suse.de>
8516 PR tree-optimization/69595
8517 * match.pd: Add range test simplifications to true/false.
8519 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8521 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8522 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8525 2016-02-02 Richard Biener <rguenther@suse.de>
8527 PR tree-optimization/69606
8528 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8529 info on the result before moving a stmt.
8531 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8534 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8535 branch with vector comparison.
8536 * config/i386/sse.md (VI48_AVX): New mode iterator.
8537 (define_expand "cbranch<mode>4): Add support for conditional branch
8538 with vector comparison.
8539 * tree-vect-loop.c (optimize_mask_stores): New function.
8540 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8541 has_mask_store field of vect_info.
8542 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8543 vectorized loops having masked stores after vec_info destroy.
8544 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8545 correspondent macros.
8546 (optimize_mask_stores): Add prototype.
8548 2016-02-02 Alan Modra <amodra@gmail.com>
8551 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8554 2016-02-02 Alan Modra <amodra@gmail.com>
8557 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8558 whenever toc_label_name used.
8559 (rs6000_file_start): Don't set up toc section here,
8560 (rs6000_output_function_epilogue): do so here instead,
8561 (rs6000_xcoff_file_start): and here.
8562 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8563 (load_toc_aix_di): Likewise.
8565 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8567 PR rtl-optimization/69592
8568 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8569 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8570 (num_sign_bit_copies_binary_arith_p): New inline function.
8571 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8573 2016-02-01 Jeff Law <law@redhat.com>
8575 PR tree-optimization/69580
8576 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8577 * tree-ssa-threadbackward.c
8578 (fsm_find_control_statement_thread_paths): Do not try to walk
8579 through large PHI nodes.
8581 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8583 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8584 when count is incremented above limit, don't analyze further
8587 * omp-low.c (oacc_parse_default_dims): Avoid
8588 -Wsign-compare warning, make sure value fits into int
8589 rather than just unsigned int.
8591 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8593 PR tree-optimization/67921
8594 * fold-const.c (split_tree): New parameters. Convert pointer
8595 type variable part to proper type before negating.
8596 (fold_binary_loc): Pass new arguments to split_tree.
8598 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8600 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8601 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8602 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8603 * doc/tm.texti: Rebuilt.
8604 * doc/invoke.texi (fopenacc-dim): Document.
8605 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8606 (append_compiler_options): Likewise.
8607 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8608 (oacc_parse_default_dims): New.
8609 (oacc_validate_dims): Add USED arg. Select non-unity default when
8611 (oacc_loop_fixed_partitions): Return mask of used partitions.
8612 (oacc_loop_auto_partitions): Emit dump info.
8613 (oacc_loop_partition): Return mask of used partitions.
8614 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8615 loop partitioning and validation calls.
8617 2016-02-01 Richard Biener <rguenther@suse.de>
8620 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8622 2016-02-01 Richard Biener <rguenther@suse.de>
8624 PR tree-optimization/69574
8625 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8626 of asserting return chrec_dont_know.
8628 2016-02-01 Martin Liska <mliska@suse.cz>
8630 * mem-stats-traits.h: Add copyright header.
8631 * mem-stats.h: Likewise.
8633 2016-02-01 Richard Biener <rguenther@suse.de>
8635 PR tree-optimization/69579
8636 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8637 Do not propagate through abnormal PHI results.
8639 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8641 * postreload.c (reload_cse_simplify): Remove dead code.
8643 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8645 PR rtl-optimization/69570
8646 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8647 if there is more than one set, not if there is a single set.
8649 2016-02-01 Richard Henderson <rth@redhat.com>
8652 * combine.c (make_compound_operation): When looking through a
8653 subreg, make sure to re-extend to the width of the outer mode.
8655 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8657 PR tree-optimization/69546
8658 * wide-int.cc (wi::divmod_internal): For unsigned division
8659 where both operands fit into uhwi, if o1 is 1 and o0 has
8660 msb set, if divident_prec is larger than bits per hwi,
8661 clear another quotient word and return 2 instead of 1.
8662 Similarly for remainder with msb in HWI set, if dividend_prec
8663 is larger than bits per hwi.
8665 2016-01-29 Martin Jambor <mjambor@suse.cz>
8667 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8668 Use short lowercase names.
8669 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8670 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8671 acq_rel one. Protect warning agains segfaults if
8672 get_memory_order_name returns NULL.
8673 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8674 with release semantics. Do not warn if get_memory_order already did.
8675 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8676 semantics. Fix check for relaxed or acquire semantics. Do not warn
8677 if get_memory_order already did.
8679 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8681 * doc/install.texi: Document that isl-0.16 is supported.
8683 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8686 * config/i386/constraints.md (Bm): Describe as special memory
8688 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8689 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8690 * genpreds.c (struct constraint_data): Add is_special_memory.
8691 (have_special_memory_constraints, special_memory_start): New
8693 (special_memory_end): Ditto.
8694 (add_constraint): Add new arg is_special_memory. Add code to
8695 process its true value. Update have_special_memory_constraints.
8696 (process_define_constraint): Pass the new arg.
8697 (process_define_register_constraint): Ditto.
8698 (choose_enum_order): Process special memory.
8699 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8700 function insn_extra_special_memory_constraint.
8701 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8702 * gensupport.c (process_rtx): Process
8703 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8704 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8705 * ira-lives.c (single_reg_class): Use
8706 insn_extra_special_memory_constraint.
8707 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8708 * lra-constraints.c (process_alt_operands): Ditto.
8709 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8710 * recog.c (asm_operand_ok, preprocess_constraints): Process
8712 * reload.c (find_reloads): Ditto.
8713 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8714 * stmt.c (parse_input_constraint): Use
8715 insn_extra_special_memory_constraint.
8717 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8720 * lra-splill.c (lra_final_code_change): Revert r229087 by
8721 removing all sub-registers.
8723 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8726 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8728 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8731 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8732 SSE1, copy target into the temporary reg first before recursing
8735 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8737 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8740 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8742 * ginclude/stdarg.h: Test __cplusplus instead of
8743 __GXX_EXPERIMENTAL_CXX0X__.
8745 2016-01-29 Richard Biener <rguenther@suse.de>
8747 PR tree-optimization/69547
8748 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8749 Do not mark clobbers necessary.
8750 (mark_all_reaching_defs_necessary_1): Likewise.
8752 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8754 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8755 declaration name with %qs and print it in both error messages.
8756 Also fix indentation.
8758 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8761 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8762 trailing blank line from error message.
8764 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8767 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8770 2016-01-29 Richard Biener <rguenther@suse.de>
8773 * match.pd: Allow all integral types when simplifying a
8774 widening or sign-changing conversion.
8776 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8778 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8779 back to setting codegen_error to fail codegen.
8781 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8784 * config/i386/constraints.md (C): Only accept constant zero operand.
8785 (BC): New constraint.
8786 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8787 instead of C constraint.
8788 * doc/md.texi (Machine Constraints): Update description
8791 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8794 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8796 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8799 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8802 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8804 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8805 branches if using guessed profile.
8807 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8809 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8811 2016-01-28 Richard Henderson <rth@redhat.com>
8814 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8815 * config/aarch64/aarch64-protos.h: Update.
8816 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8817 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8818 (aarch64_get_condition_code_1): Handle CC_Cmode.
8819 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8820 (*add<mode>3_compareC_cconly_imm): New.
8821 (*add<mode>3_compareC_cconly): New.
8822 (*add<mode>3_compareC_imm): New.
8823 (add<mode>3_compareC): New.
8824 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8825 to be first. Use aarch64_carry_operation.
8826 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8827 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8828 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8829 (subti3): Use subdi3_compare1.
8830 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8831 (sub<mode>3_compare1): New.
8832 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8833 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8834 (*subsi3_carryin_uxtw): Likewise.
8835 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8836 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8837 * config/aarch64/iterators.md (DWI): New.
8838 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8839 (aarch64_borrow_operation): New.
8841 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8843 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8844 message when isl does not return a valid schedule.
8846 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8848 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8849 Remove comments from class declarations: they are already in the code
8852 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8854 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8856 (ternary_op_to_tree): Same.
8857 (unary_op_to_tree): Same.
8858 (nary_op_to_tree): Same.
8859 (gcc_expression_from_isl_expr_op): Same.
8860 (gcc_expression_from_isl_expression): Same.
8861 (graphite_create_new_loop): Same.
8862 (graphite_create_new_loop_guard): Same.
8863 (build_iv_mapping): Same.
8864 (graphite_create_new_guard): Same.
8865 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8866 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8868 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8870 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8871 instead of setting codegen_error to fail codegen.
8873 2016-01-28 Jason Merrill <jason@redhat.com>
8875 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8877 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8879 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8880 Remove CONST_INT_P check in CCMP cost calculation.
8882 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8884 * config/aarch64/aarch64.c (generic_vector_cost):
8885 Set vec_permute_cost.
8886 (cortexa57_vector_cost): Likewise.
8887 (exynosm1_vector_cost): Likewise.
8888 (xgene1_vector_cost): Likewise.
8889 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8890 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8891 Add vec_permute_cost entry.
8893 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8895 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8897 (add<mode>3_compare0): Likewise.
8898 (addsi3_compare0_uxtw): Likewise.
8899 (add<mode>3nr_compare0): Likewise.
8900 (compare_neg<mode>): Likewise.
8901 (<optab><mode>3): Likewise.
8903 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8905 * tree-vect-stmts.c (vectorizable_comparison): Add
8906 NULL check for vectype.
8908 2016-01-28 Richard Biener <rguenther@suse.de>
8910 PR tree-optimization/69466
8911 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8912 Account for PHIs we couldn't duplicate.
8914 2016-01-28 Martin Liska <mliska@suse.cz>
8917 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8918 instead of ENABLE_VALGRIND_CHECKING.
8920 2016-01-27 Richard Henderson <rth@redhat.com>
8923 * lra-remat.c (subreg_regs): New.
8924 (dump_candidates_and_remat_bb_data): Dump it.
8925 (operand_to_remat): Reject if operand in subreg_regs.
8926 (set_bb_regs): Collect subreg_regs.
8927 (lra_remat): Init and free subreg_regs. Compute
8928 calculate_local_reg_remat_bb_data before create_cands.
8930 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8933 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8934 change stack_alignment_needed for __tls_get_addr call.
8936 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8938 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
8940 2016-01-27 Jeff Law <law@redhat.com>
8942 PR tree-optimization/68398
8943 PR tree-optimization/69196
8944 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
8945 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
8946 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8947 Only count PHIs in the last block in the path. The others will
8948 const/copy propagate away. Add heuristic to allow more irreducible
8949 subloops to be created when it is likely profitable to do so.
8951 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8952 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
8953 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
8955 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8958 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
8959 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
8960 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
8961 * tree-streamer-in.c: Include asan.h.
8962 (streamer_get_builtin_tree): For builtins in sanitizer
8963 range call initialize_sanitizer_builtins and retry.
8965 2016-01-27 Ian Lance Taylor <iant@google.com>
8967 * common.opt (fkeep-gc-roots-live): New undocumented option.
8968 * tree-ssa-loop-ivopts.c (add_candidate_1): If
8969 -fkeep-gc-roots-live, skip pointers.
8970 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
8973 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
8976 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
8977 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
8979 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
8982 * configure.ac: NetBSD provides SSP in its C library.
8983 * configure: Updated.
8985 2016-01-27 Richard Biener <rguenther@suse.de>
8987 PR tree-optimization/69166
8988 * tree-vect-loop.c (vect_is_simple_reduction): Always check
8989 reduction code for commutativity / associativity.
8991 2016-01-27 Martin Jambor <mjambor@suse.cz>
8993 PR tree-optimization/69355
8994 * tree-sra.c (analyze_access_subtree): Correct hole detection when
8995 total_scalarization fails.
8997 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
8999 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9002 2016-01-27 Christian Bruel <christian.bruel@st.com>
9005 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9006 Move arm_reset_previous_fndecl and set_target_option_current_node in
9007 the conditional part. Call save_restore_target_globals.
9008 * config/arm/arm.c (arm_set_current_function):
9009 Refactor to better support #pragma target and attribute mix.
9010 Call save_restore_target_globals.
9011 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9013 2016-01-27 Martin Liska <mliska@suse.cz>
9015 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9016 reference for an HSA kernel and its host function.
9018 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9020 PR tree-optimization/69399
9021 * wide-int.h (wi::lrshift): For larger precisions, only
9022 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9024 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9026 * config/arc/predicates.md (proper_comparison_operator): Reject
9027 constant-constant comparison.
9029 2016-01-26 Tom de Vries <tom@codesourcery.com>
9031 PR tree-optimization/69110
9032 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9033 DR_NUM_DIMENSIONS == 0.
9035 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9036 Sebastian Pop <s.pop@samsung.com>
9038 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9039 isl_ast_op_cond and isl_ast_op_select.
9040 (gcc_expression_from_isl_expr_op): Same.
9042 2016-01-26 Jason Merrill <jason@redhat.com>
9045 * tree.c (recompute_constructor_flags): Split out from
9047 (verify_constructor_flags): New.
9048 * tree.h: Declare them.
9050 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9052 PR rtl-optimization/69217
9053 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9054 are no TYPE_FIELDS set for the record type.
9056 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9059 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9060 toc_label_name unconditionally.
9061 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9062 SYMBOL_REF string. Use toc_label_name instead of constructing
9064 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9065 constructing LCTOC1.
9067 2016-01-26 Martin Sebor <msebor@redhat.com>
9070 * doc/extend.texi (Common Type Attributes): Move text that talks about
9071 attribute packed from attribute aligned to the section discussing
9072 the former attribute for clarity.
9074 2016-01-26 Richard Henderson <rth@redhat.com>
9077 * trans-mem.c (tm_region_init): Mark entry block as visited.
9079 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9082 * diagnostic-show-locus.c (layout::print_source_line): Replace
9083 call to pp_newline with call to layout::print_newline.
9084 (layout::print_annotation_line): Likewise.
9085 (layout::move_to_column): Likewise.
9086 (layout::print_any_fixits): After printing any fixits, print a
9087 trailing newline, if necessary.
9088 (layout::print_newline): New method, resetting any colorization
9090 (diagnostic_show_locus): Move the pp_newline to before the
9091 early bailout. Remove dummy block enclosing the layout instance.
9092 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9093 of pp_newline_and_flush with pp_flush.
9094 (diagnostic_append_note): Delete use of pp_newline.
9095 (diagnostic_append_note_at_rich_loc): Delete.
9096 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9097 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9098 when newline characters are added to the buffer.
9100 2016-01-26 Michael Matz <matz@suse.de>
9102 * configure.ac (ac_cv_std_swap_in_utility): New test.
9103 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9104 * configure: Regenerate.
9105 * config.in: Regenerate.
9107 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9109 * config/arc/arc.md (cstoresi4): Force operand into register.
9110 (arcset<code>): Fix predicate.
9111 (arcsetltu): Likewise.
9112 (arcsetgeu): Likewise.
9113 (arcsethi): Likewise.
9114 (arcsetls): Likewise.
9116 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9118 PR tree-optimization/69483
9119 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9120 if base has error_mark_node type.
9122 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9125 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9126 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9128 (vget_lane_f16): Handle big-endian.
9129 (vgetq_lane_f16): Likewise.
9130 (vset_lane_f16): Likewise.
9131 (vsetq_lane_f16): Likewise.
9132 * config/arm/iterators.md (VQXMOV): Add V8HF.
9133 (VDQ): Add V4HF and V8HF.
9134 (V_reg): Handle V4HF and V8HF.
9135 (Is_float_mode): Likewise.
9136 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9137 neon_vdup_nv8hf): New patterns.
9138 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9139 Use VD_LANE iterator.
9140 (neon_vld1_dup<mode>): Use VQ2 iterator.
9142 2016-01-26 Nathan Sidwell <nathan@acm.org>
9144 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9145 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9146 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9147 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9148 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9149 (oacc_validate_dims): Add LEVEL arg, don't return level.
9150 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9152 (execute_oacc_device_lower): Adjust, add more dump output.
9153 * tree-ssa-loop.c (gate_oacc_kernels): Use
9154 oacc_fn_attrib_kernels_p.
9155 * tree-parloops.c (create_parallel_loop): Adjust
9156 set_oacc_fn_attrib call.
9158 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9161 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9162 (append_compiler_options): Handle -fcilkplus.
9163 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9165 2016-01-26 Nick Clifton <nickc@redhat.com>
9168 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9169 been marked as DECL_ONE_ONLY but we do not the means to make it
9170 so, then do not allow it to bind locally.
9172 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9175 * opts.h (parse_sanitizer_options): New prototype.
9176 * opts.c (sanitizer_opts): New array.
9177 (parse_sanitizer_options): New function.
9178 (common_handle_option): Use parse_sanitizer_options.
9180 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9183 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9184 alignment adjustment to ...
9185 (ix86_update_stack_boundary): Here. Don't over-align stack for
9187 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9188 if __tls_get_addr is called.
9190 2016-01-26 Christian Bruel <christian.bruel@st.com>
9192 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9194 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9196 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9198 2016-01-26 Richard Biener <rguenther@suse.de>
9201 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9203 2016-01-26 Richard Biener <rguenther@suse.de>
9205 PR tree-optimization/69452
9206 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9207 (move_computations_dom_walker::before_dom_children): Rename
9209 (move_computations_worker): This.
9210 (move_computations): Perform an RPO rather than a DOM walk.
9212 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9215 * combine.c (combine_instructions): For REG_EQUAL note with
9216 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9217 to the underlying register.
9218 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9219 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9221 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9224 * config/aarch64/aarch64-builtins.c
9225 (aarch64_init_simd_builtin_types): Do not set structural
9226 equality to __Poly{8,16,64,128}_t types.
9228 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9230 PR tree-optimization/69400
9231 * wide-int.cc (wi_pack): Take the precision as argument and
9232 perform canonicalization here rather than in the callers.
9233 Use the main loop to handle all full-width HWIs. Add a
9234 zero HWI if in_len isn't a full result.
9235 (wi::divmod_internal): Update accordingly.
9236 (wi::mul_internal): Likewise. Simplify.
9238 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9239 Sebastian Pop <s.pop@samsung.com>
9241 * graphite-poly.c (apply_poly_transforms): Simplify.
9242 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9243 (print_isl_map): Same.
9244 (print_isl_union_map): Same.
9245 (print_isl_schedule): New.
9246 (debug_isl_schedule): New.
9247 * graphite-dependences.c (scop_get_reads): Do not call
9248 isl_union_map_add_map that is undocumented isl functionality.
9249 (scop_get_must_writes): Same.
9250 (scop_get_may_writes): Same.
9251 (scop_get_original_schedule): Remove.
9252 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9253 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9254 (compute_deps): Remove.
9255 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9256 (debug_schedule_ast): New.
9257 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9258 set_separate_option.
9259 (graphite_regenerate_ast_isl): Add dump.
9260 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9261 from scop->transformed_schedule.
9262 (graphite_regenerate_ast_isl): Add more dump.
9263 * graphite-optimize-isl.c (optimize_isl): Set
9264 scop->transformed_schedule. Check whether schedules are equal.
9265 (apply_poly_transforms): Move here.
9266 * graphite-poly.c (apply_poly_transforms): ... from here.
9267 (free_poly_bb): Static.
9268 (free_scop): Static.
9269 (pbb_number_of_iterations_at_time): Remove.
9270 (print_isl_ast): New.
9271 (debug_isl_ast): New.
9272 (debug_scop_pbb): New.
9273 * graphite-scop-detection.c (print_edge): Move.
9275 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9276 (build_scop_scattering): Remove.
9277 (create_pw_aff_from_tree): Assert instead of bailing out.
9278 (add_condition_to_pbb): Remove unused code, do not fail.
9279 (add_conditions_to_domain): Same.
9280 (add_conditions_to_constraints): Remove.
9281 (build_scop_context): New.
9282 (add_iter_domain_dimension): New.
9283 (build_iteration_domains): Initialize pbb->iterators.
9284 Call add_conditions_to_domain.
9287 (index_outermost_in_loop): New.
9288 (index_pbb_in_loop): New.
9289 (outermost_pbb_in): New.
9290 (add_in_sequence): New.
9291 (add_outer_projection): New.
9292 (outer_projection_mupa): New.
9293 (add_loop_schedule): New.
9294 (build_schedule_pbb): New.
9295 (build_schedule_loop): New.
9296 (embed_in_surrounding_loops): New.
9297 (build_schedule_loop_nest): New.
9298 (build_original_schedule): New.
9299 (build_poly_scop): Call build_original_schedule.
9300 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9301 (free_poly_dr): Remove.
9302 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9303 (free_poly_bb): Remove.
9304 (debug_loop_vec): Remove.
9305 (print_isl_ast): Declare.
9306 (debug_isl_ast): Declare.
9307 (scop_do_interchange): Remove.
9308 (scop_do_strip_mine): Remove.
9309 (scop_do_block): Remove.
9310 (flatten_all_loops): Remove.
9311 (optimize_isl): Remove.
9312 (pbb_number_of_iterations_at_time): Remove.
9313 (debug_scop_pbb): Declare.
9314 (print_schedule_ast): Declare.
9315 (debug_schedule_ast): Declare.
9316 (struct scop): Remove schedule. Add original_schedule,
9317 transformed_schedule.
9318 (free_gimple_poly_bb): Remove.
9319 (print_generated_program): Remove.
9320 (debug_generated_program): Remove.
9321 (unify_scattering_dimensions): Remove.
9322 * sese.c (print_edge): ... here.
9323 (print_sese): ... here.
9324 (debug_edge): ... here.
9325 (debug_sese): ... here.
9326 * sese.h (print_edge): Declare.
9327 (print_sese): Declare.
9328 (dump_edge): Declare.
9329 (dump_sese): Declare.
9331 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9332 Sebastian Pop <s.pop@samsung.com>
9334 * Makefile.in: Set ISLVER in site.exp.
9336 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9338 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9339 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9340 through DECL_VALUE_EXPR for expansion.
9342 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9344 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9345 the frame info after reload completed.
9347 2016-01-25 Jeff Law <law@redhat.com>
9349 PR tree-optimization/69196
9350 PR tree-optimization/68398
9351 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9352 tree-ssa-threadupdate.c.
9353 (determine_bb_domination_status): Prototype
9354 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9355 (determine_bb_domination_status): No longer static.
9356 (valid_jump_thread_path): Remove code to detect characteristics
9357 of the jump thread path not associated with correctness.
9358 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9359 Correct test for thread path length. Count PHIs for real operands as
9360 statements that need to be copied. Do not count ASSERT_EXPRs.
9361 Look at all the blocks in the thread path. Compute and selectively
9362 filter thread paths based on threading through the latch, threading
9363 a multiway branch or crossing a multiway branch.
9365 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9367 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9368 decl with __attribute__ ((unused)) annotation.
9370 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9373 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9374 of operands is compatible with a statement vectype.
9376 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9378 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9379 improve wording for mixed storage order support.
9381 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9383 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9384 (vcvt_u64_f64): Likewise.
9385 (vcvta_s64_f64): Likewise.
9386 (vcvta_u64_f64): Likewise.
9387 (vcvtm_s64_f64): Likewise.
9388 (vcvtm_u64_f64): Likewise.
9389 (vcvtn_s64_f64): Likewise.
9390 (vcvtn_u64_f64): Likewise.
9391 (vcvtp_s64_f64): Likewise.
9392 (vcvtp_u64_f64): Likewise.
9394 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9396 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9397 (arc_init): Check validity mll64 option.
9398 (arc_save_restore): Use double load/store instruction.
9399 (arc_expand_movmem): Likewise.
9400 (arc_split_move): Don't split if we have double load/store
9401 instructions. Returns a boolean.
9402 (arc_process_double_reg_moves): Change function to return boolean
9403 instead of a sequence of instructions.
9404 (arc_dwarf_register_span): New function.
9405 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9406 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9407 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9408 (*movdf_insn): Likewise.
9409 * config/arc/arc.opt (mll64): New option.
9410 * config/arc/predicates.md (even_register_operand): New predicate.
9411 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9413 2016-01-25 Richard Biener <rguenther@suse.de>
9416 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9417 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9419 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9421 2016-01-25 Richard Biener <rguenther@suse.de>
9423 PR tree-optimization/69376
9424 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9426 (VN_INFO_ANTI_RANGE_P): New inline.
9427 (VN_INFO_RANGE_TYPE): Likewise.
9428 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9429 SSA_NAME_ANTI_RANGE_P.
9430 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9431 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9432 Properly query VN_INFO_RANGE_TYPE.
9434 2016-01-25 Nick Clifton <nickc@redhat.com>
9437 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9439 2016-01-23 Tom de Vries <tom@codesourcery.com>
9441 PR tree-optimization/69426
9442 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9445 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9447 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9448 "the the" with "the" in the comments.
9449 * ipa-devirt.c (build_type_inheritance_graph,
9450 update_type_inheritance_graph): Likewise.
9451 * tree.c (build_function_type_list_1): Likewise.
9452 * cfgloopmanip.c (scale_loop_profile): Likewise.
9453 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9454 * gimple-ssa-split-paths.c
9455 (find_block_to_duplicate_for_splitting_paths): Likewise.
9456 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9457 * expr.c (convert_move): Likewise.
9458 * var-tracking.c (vt_stack_adjustments): Likewise.
9459 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9460 * tree-vrp.c (test_for_singularity): Likewise.
9462 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9463 directly instead of building a temporary tree.
9466 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9467 remove <algorithm> include.
9469 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9472 * config/i386/i386.c: Include dojump.h.
9473 (expand_small_movmem_or_setmem,
9474 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9476 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9477 if dynamic_check != -1.
9479 2016-01-21 Jeff Law <law@redhat.com>
9482 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9483 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9484 into dominated_by_p.
9485 (cprop_into_successor_phis): Avoid unnecessary tests.
9487 2016-01-22 Richard Henderson <rth@redhat.com>
9490 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9491 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9493 2016-01-22 Michael Matz <matz@suse.de>
9495 * system.h (string, algorithm): Include only conditionally.
9496 (new): Include always under C++.
9497 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9498 * final.c (toplevel): Ditto.
9499 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9500 * genconditions.c (write_header): Make gencondmd.c define
9502 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9504 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9505 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9507 2016-01-22 Christian Bruel <christian.bruel@st.com>
9510 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9512 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9515 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9516 define_insn_and_split. Ensure operands[1] and operands[0] do not
9517 get assigned the same register.
9519 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9521 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9523 2016-01-22 Christian Bruel <christian.bruel@st.com>
9525 * config/arm/arm-c.c (arm_pragma_target_parse):
9526 Remove warn_builtin_macro_redefined overwrite.
9528 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9530 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9531 flag_non_call_exceptions compatibility.
9533 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9536 * dwarf2out.c (add_child_die_after): New function.
9537 (dwarf_qual_info_t): New type.
9538 (dwarf_qual_info): New variable.
9539 (qualified_die_p): New function.
9540 (modified_type_die): For -fdebug-types-section, ensure
9541 canonical order of qualifiers. Put qualified DIEs adjacent
9542 to the corresponding non-qualified type DIE and search there
9543 for existing qualified DIEs.
9545 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9547 * doc/extend.texi (scalar_storage_order type attribute): Document
9548 restriction on type punning and aliasing, and remove future tense.
9550 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9553 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9556 2016-01-21 Jeff Law <law@redhat.com>
9559 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9560 useless call to record_temporary_equivalences.
9561 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9562 allocate 10 slots in the bb_path vector and let it grow as needed.
9563 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9566 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9568 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9570 * configure: Regenerate.
9572 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9574 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9575 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9577 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9580 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9581 drop EXPAND_INITIALIZER.
9582 * rtl.h (contains_symbolic_reference_p): Declare.
9583 * rtlanal.c (contains_symbolic_reference_p): New function.
9584 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9585 a subtraction into a NOT if symbolic constants are involved.
9587 2016-01-21 Anton Blanchard <anton@samba.org>
9588 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9591 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9593 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9596 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9598 * config/microblaze/microblaze.c
9599 (get_branch_target): New.
9600 (insert_wic_for_ilb_runout): New.
9602 (microblaze_machine_dependent_reorg): New.
9603 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9604 * config/microblaze/microblaze.md
9605 (UNSPEC_IPREFETCH): Define.
9606 (iprefetch): New pattern
9607 * config/microblaze/microblaze.opt
9608 (mxl-prefetch): New flag.
9610 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9612 * config/microblaze/microblaze.h
9613 (FIXED_REGISTERS): Update in macro.
9614 (CALL_USED_REGISTERS): Update in macro.
9616 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9618 PR rtl-optimization/68920
9619 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9622 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9624 PR rtl-optimization/68990
9625 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9626 pseudo instead of inheritance ones.
9628 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9629 Nick Clifton <nickc@redhat.com>
9633 * config/mips/mips.c (mips_compute_frame_info): Initialise
9634 args_size and hard_frame_pointer_offset fields of the frame
9635 structure before calling mips_global_pointer.
9637 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9639 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9641 * configure: Regenerate.
9643 2016-01-21 Richard Biener <rguenther@suse.de>
9645 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9647 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9649 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9650 to actually emit the .size directive.
9652 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9653 Jakub Jelinek <jakub@redhat.com>
9657 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9658 args array size by one to avoid buffer overflow.
9660 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9662 * config/s390/s390.md (pool_section_start): Use switch_to_section
9663 to select proper read-only data section instead of hardcoding
9665 (pool_section_end): Use switch_to_section to match the above.
9667 2016-01-21 Richard Biener <rguenther@suse.de>
9669 PR tree-optimization/69378
9670 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9671 (set_ssa_val_to): Use it for dominance checks taking into
9672 account not executable edges.
9674 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9677 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9678 for bitsize instead of GET_MODE_PRECISION (mode).
9680 2016-01-20 Martin Sebor <msebor@redhat.com>
9683 * extend.texi (__sync Builtins): Clarify the semantics of
9684 __sync_fetch_and_OP built-ins on pointers.
9685 (__atomic Builtins): Same.
9687 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9688 Sebastian Pop <s.pop@samsung.com>
9690 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9691 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9692 (is_valid_rename): Same.
9693 (translate_isl_ast_to_gimple::get_rename): Same.
9694 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9695 (translate_isl_ast_to_gimple::rename_uses): Same.
9696 (get_new_name): Check for close_phi nodes.
9697 (copy_loop_phi_args): Use phi_node_kind.
9698 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9699 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9701 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9702 Sebastian Pop <s.pop@samsung.com>
9704 Revert commit r229783.
9705 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9706 Remove use of parameter_rename_map.
9708 (copy_internal_parameters): Remove.
9709 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9710 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9711 (free_sese_info): Do not free parameter_rename_map.
9712 (set_rename): Do not use parameter_rename_map.
9713 (rename_uses): Update call to set_rename.
9714 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9715 * sese.h (parameter_rename_map_t): Remove.
9716 (struct sese_info_t): Remove field parameter_rename_map.
9718 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9719 Sebastian Pop <s.pop@samsung.com>
9721 * graphite-isl-ast-to-gimple.c: Fix comment.
9722 * graphite-scop-detection.c (defined_in_loop_p): New.
9723 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9724 names defined in loop.
9726 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9727 Sebastian Pop <s.pop@samsung.com>
9729 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9730 Discard unstructured if-then-else regions.
9732 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9733 Sebastian Pop <s.pop@samsung.com>
9735 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9736 (cleanup_loop_iter_dom): Remove.
9737 (build_loop_iteration_domains): Remove.
9738 (build_scop_context): Remove.
9739 (build_scop_iteration_domain): Remove.
9740 (add_loop_constraints): New.
9741 (build_iteration_domains): New.
9742 (build_poly_scop): Call build_iteration_domains.
9744 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9745 Sebastian Pop <s.pop@samsung.com>
9747 * graphite-scop-detection.c
9748 (scop_detection::harmful_loop_in_region): Free dom and loops.
9749 (scop_detection::loop_body_is_valid_scop): Free bbs.
9751 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9752 Sebastian Pop <s.pop@samsung.com>
9754 * graphite-scop-detection.c (record_loop_in_sese): New.
9755 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9756 (build_scops): Remove call to build_sese_loop_nests.
9757 * sese.c (sese_record_loop): Remove.
9758 (build_sese_loop_nests): Remove.
9759 (new_sese_info): Remove region->loops.
9760 (free_sese_info): Same.
9761 * sese.h (sese_contains_loop): Same.
9762 (build_sese_loop_nests): Remove.
9763 (sese_contains_loop): Remove.
9765 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9766 Sebastian Pop <s.pop@samsung.com>
9768 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9769 loop_is_valid_in_scop.
9770 (scop_detection::harmful_stmt_in_region): Renamed
9771 harmful_loop_in_region.
9772 Call loop_is_valid_in_scop.
9774 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9775 Sebastian Pop <s.pop@samsung.com>
9777 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9780 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9781 Sebastian Pop <s.pop@samsung.com>
9783 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9784 * graphite.h (struct poly_bb): Remove field is_reduction.
9785 (PBB_IS_REDUCTION): Remove.
9787 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9788 Sebastian Pop <s.pop@samsung.com>
9790 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9791 (add_pdr_constraints): Same.
9792 (scop_get_reads): Same.
9793 (scop_get_must_writes): Same.
9794 (scop_get_may_writes): Same.
9795 (scop_get_original_schedule): Same.
9796 (extend_schedule): Same.
9797 (apply_schedule_on_deps): Same.
9798 (carries_deps): Same.
9799 (compute_deps): Same.
9800 (scop_get_dependences): Same.
9801 * graphite-isl-ast-to-gimple.c
9802 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9803 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9804 (get_schedule_for_band_list): Same.
9805 (get_schedule_map): Same.
9806 (apply_schedule_map_to_scop): Same.
9807 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9808 (build_loop_iteration_domains): Same.
9809 (add_condition_to_pbb): Same.
9810 (add_param_constraints): Same.
9811 (pdr_add_memory_accesses): Same.
9812 (pdr_add_data_dimensions): Same.
9814 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9816 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9819 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9821 * common.opt (feliminate-dwarf2-dups): Replace references to
9822 "DWARF 2" with just "DWARF".
9823 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9824 * doc/extend.texi: Likewise.
9825 * doc/cpp.texi: Likewise.
9826 * doc/invoke.texi: Likewise.
9827 (Option Summary): Add -gdwarf to list of Debugging Options.
9828 (Debugging Options): Document -gdwarf.
9829 * doc/contrib.texi: Spell "DWARF" like that.
9831 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9833 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9834 warning. Fix up formatting.
9837 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9838 attempt to mark memory input operand addressable and
9839 call prepare_gimple_addressable in that case. Don't adjust
9840 input_location for diagnostics, use error_at instead.
9842 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9844 * config/rs6000/ppc-auxv.h: New file.
9845 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9847 (cpu_supports): Likewise.
9848 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9849 (cpu_is_info): New variable.
9850 (cpu_supports_info): Likewise.
9851 (tcb_verification_symbol): Likewise.
9852 (cpu_builtin_p): Likewise.
9853 (cpu_expand_builtin): New function.
9854 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9855 (rs6000_init_builtins): Likewise.
9856 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9857 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9858 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9859 * configure: Regenerate.
9860 * config.in: Likewise.
9861 * doc/extend.texi (PowerPC Built-in Functions): Document
9862 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9864 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9867 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9869 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9872 2016-01-20 Richard Henderson <rth@redhat.com>
9878 * tree.c (tm_define_builtin): New.
9879 (find_tm_vector_type): New.
9880 (build_tm_vector_builtins): New.
9881 (build_common_builtin_nodes): Call it.
9883 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9885 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9886 (arm_fp_ok): Likewise.
9888 (arm_crypto): Likewise.
9890 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9891 Richard Biener <rguenther@suse.de>
9893 PR tree-optimization/69328
9894 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9895 vectors have same number of elements.
9896 (vectorizable_condition): Fix masked version recognition.
9898 2016-01-20 Richard Biener <rguenther@suse.de>
9900 PR tree-optimization/69345
9901 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9902 (VN_INFO_PTR_INFO): Likewise.
9903 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9904 info when it is equal between non-dominating SSA names.
9905 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9906 Make sure to look at original SSA infos.
9908 2016-01-20 Jeff Law <law@redhat.com>
9911 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9913 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9914 (pc_or_label_operand): New predicate.
9915 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9916 tests for small integers that are 2^n - 1.
9918 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9920 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9922 2016-01-19 Jeff Law <law@redhat.com>
9925 * tree-ssa-threadbackwards.c
9926 (fsm_find_control_statement_thread_paths): Do not try to lookup
9927 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9929 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9931 * doc/lto.texi: Remove text that says only Gold has linker plugin
9934 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9936 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9937 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9938 the DIE accordingly.
9939 (modified_type_die): Add REVERSE parameter and pass it recursively,
9940 as well as to base_type_die. Adjust presence check accordingly.
9941 (base_type_for_mode): Adjust call to modified_type_die.
9942 (add_type_attribute): Add REVERSE parameter and pass it to
9944 (generic_parameter_die): Adjust call to add_type_attribute.
9945 (add_scalar_info): Likewise.
9946 (add_subscript_info): Likewise.
9947 (gen_array_type_die): Likewise.
9948 (gen_descr_array_type_die): Likewise.
9949 (gen_entry_point_die): Likewise.
9950 (gen_enumeration_type_die): Likewise.
9951 (gen_formal_parameter_die): Likewise.
9952 (gen_subprogram_die): Likewise.
9953 (gen_variable_die ): Likewise.
9954 (gen_const_die): Likewise.
9955 (gen_field_die): Likewise.
9956 (gen_pointer_type_die): Likewise.
9957 (gen_reference_type_die): Likewise.
9958 (gen_ptr_to_mbr_type_die): Likewise.
9959 (gen_inheritance_die): Likewise.
9960 (gen_subroutine_type_die): Likewise.
9961 (gen_typedef_die): Likewise.
9962 (force_type_die): Adjust call to modified_type_die.
9964 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
9966 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
9967 flow throughout the file. Fix broken link to Objective-C 2.0
9969 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
9972 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9974 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
9976 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9979 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
9980 (maybe_record_node): Record cxa_pure_virtual as the only possible
9981 target if there are not ohter candidates.
9982 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
9984 2016-01-19 Richard Biener <rguenther@suse.de>
9986 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
9987 (get_memory_order): Likewise.
9989 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
9991 * tree-vect-stmts.c (vectorizable_store): Check
9994 2016-01-19 David Malcolm <dmalcolm@redhat.com>
9997 * gcc.c (driver::decode_argv): Add call to
9998 init_opts_obstack before init_options_struct.
9999 * opts.c (init_opts_obstack): Remove idempotency.
10000 (init_options_struct): Replace call to init_opts_obstack
10001 with a gcc_assert to verify that it has already been called.
10002 * toplev.c (toplev::main): Add call to init_opts_obstack before
10003 calls to init_options_struct.
10004 (toplev::finalize): Move cleanup of opts_obstack next to
10005 cleanup of save_decoded_options, clearing the latter, and
10006 save_decoded_options_count.
10008 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10011 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10012 attribute to unconditional. Remove %? from output template.
10014 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10015 Jiong Wang <jiong.wang@arm.com>
10017 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10018 generated from different expand order.
10020 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10022 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10023 Add support for CCMP costing.
10025 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10027 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10028 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10029 (fccmpe<mode>): Likewise.
10030 (fcmp): Rename to fcmp and globalize pattern.
10032 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10033 (aarch64_gen_ccmp_next): Add FP support.
10035 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10037 * target.def (gen_ccmp_first): Update documentation.
10038 (gen_ccmp_next): Likewise.
10039 * doc/tm.texi (gen_ccmp_first): Update documentation.
10040 (gen_ccmp_next): Likewise.
10041 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10042 expand_ccmp_expr_1. Improve comments.
10043 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10044 (ccmp_ior<mode>): Remove pattern.
10045 (cmp<mode>): Remove expand.
10046 (cmp): Globalize pattern.
10047 (cstorecc4): Use cc_register.
10048 (mov<mode>cc): Remove ccmp_cc_register check.
10049 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10050 Simplify after removal of CC_DNE/* modes.
10051 (aarch64_ccmp_mode_to_code): Remove.
10052 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10053 In 'k' case use integer as condition.
10054 (aarch64_nzcv_codes): Remove inverted cases.
10055 (aarch64_code_to_ccmode): Remove.
10056 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10057 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10058 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10059 pattern. Return the comparison with CC register. Invert conditions
10060 when bitcode is OR.
10061 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10062 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10064 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10066 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10067 instrumented_version.
10069 2016-01-19 Richard Biener <rguenther@suse.de>
10071 PR tree-optimization/69336
10072 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10073 handled components with get_ref_base_and_extent.
10074 (equal_mem_array_ref_p): Adjust.
10076 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10079 * shrink-wrap.c: Include valtrack.h.
10080 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10081 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10082 in between insn and where it will be moved to. Call
10083 dead_debug_insert_temp.
10084 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10085 first and dead_debug_local_finish at the end.
10086 For uses and defs bitmap, handle all regs in between REGNO and
10087 END_REGNO, not just the first one.
10089 2016-01-19 Richard Biener <rguenther@suse.de>
10091 PR tree-optimization/69352
10092 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10093 (equal_mem_array_ref_p): Constrain size and max size properly.
10094 Compare the reverse flag.
10096 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10098 * ira.c (ira): Update regstat data if we deleted insns.
10100 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10102 PR rtl-optimization/68955
10103 PR rtl-optimization/64557
10104 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10105 here. Fix up formatting.
10106 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10108 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10111 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10112 assume that the node has body.
10113 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10116 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10118 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10121 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10123 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10124 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10126 2016-01-19 Martin Jambor <mjambor@suse.cz>
10127 Martin Liska <mliska@suse.cz>
10128 Michael Matz <matz@suse.de>
10130 * Makefile.in (OBJS): Add new source files.
10131 (GTFILES): Add hsa.c.
10132 * common.opt (disable_hsa): New variable.
10133 (-Whsa): New warning.
10134 * config.in (ENABLE_HSA): New.
10135 * configure.ac: Treat hsa differently from other accelerators.
10136 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10137 $enable_offloading.
10138 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10139 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10140 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10141 --with-hsa-kmt-lib.
10142 * doc/invoke.texi (-Whsa): Document.
10143 (hsa-gen-debug-stores): Likewise.
10144 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10145 to invoke offload compiler for hsa acclerator.
10146 * opts.c (common_handle_option): Determine whether HSA offloading
10147 should be performed.
10148 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10149 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10150 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10151 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10152 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10153 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10154 GF_OMP_FOR_KIND_GRID_LOOP.
10155 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10156 (pp_gimple_stmt_1): Likewise.
10157 * gimple-walk.c (walk_gimple_stmt): Likewise.
10158 * gimple.c (gimple_build_omp_grid_body): New function.
10159 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10160 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10161 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10162 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10163 GF_OMP_TEAMS_GRID_PHONY.
10164 (gimple_statement_omp_single_layout): Updated comments.
10165 (gimple_build_omp_grid_body): New function.
10166 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10167 (gimple_omp_for_grid_phony): New function.
10168 (gimple_omp_for_set_grid_phony): Likewise.
10169 (gimple_omp_parallel_grid_phony): Likewise.
10170 (gimple_omp_parallel_set_grid_phony): Likewise.
10171 (gimple_omp_teams_grid_phony): Likewise.
10172 (gimple_omp_teams_set_grid_phony): Likewise.
10173 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10174 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10175 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10176 (BUILT_IN_GOMP_TARGET): Updated type.
10177 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10178 (adjust_for_condition): New function.
10179 (get_omp_for_step_from_incr): Likewise.
10180 (extract_omp_for_data): Moved parts to adjust_for_condition and
10181 get_omp_for_step_from_incr.
10182 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10183 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10184 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10185 (scan_omp_parallel): Do not create child functions for phony
10187 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10188 (scan_omp_1_op): Checking assert we are not remapping to
10189 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10190 (parallel_needs_hsa_kernel_p): New function.
10191 (expand_parallel_call): Register apprpriate parallel child
10192 functions as HSA kernels.
10193 (grid_launch_attributes_trees): New type.
10194 (grid_attr_trees): New variable.
10195 (grid_create_kernel_launch_attr_types): New function.
10196 (grid_insert_store_range_dim): Likewise.
10197 (grid_get_kernel_launch_attributes): Likewise.
10198 (get_target_argument_identifier_1): Likewise.
10199 (get_target_argument_identifier): Likewise.
10200 (get_target_argument_value): Likewise.
10201 (push_target_argument_according_to_value): Likewise.
10202 (get_target_arguments): Likewise.
10203 (expand_omp_target): Call get_target_arguments instead of looking
10204 up for teams and thread limit.
10205 (grid_expand_omp_for_loop): New function.
10206 (grid_arg_decl_map): New type.
10207 (grid_remap_kernel_arg_accesses): New function.
10208 (grid_expand_target_kernel_body): New function.
10209 (expand_omp): Call it.
10210 (lower_omp_for): Do not emit phony constructs.
10211 (lower_omp_taskreg): Do not emit phony constructs but create for them
10212 a temporary variable receiver_decl.
10213 (lower_omp_taskreg): Do not emit phony constructs.
10214 (lower_omp_teams): Likewise.
10215 (lower_omp_grid_body): New function.
10216 (lower_omp_1): Call it.
10217 (grid_reg_assignment_to_local_var_p): New function.
10218 (grid_seq_only_contains_local_assignments): Likewise.
10219 (grid_find_single_omp_among_assignments_1): Likewise.
10220 (grid_find_single_omp_among_assignments): Likewise.
10221 (grid_find_ungridifiable_statement): Likewise.
10222 (grid_target_follows_gridifiable_pattern): Likewise.
10223 (grid_remap_prebody_decls): Likewise.
10224 (grid_copy_leading_local_assignments): Likewise.
10225 (grid_process_kernel_body_copy): Likewise.
10226 (grid_attempt_target_gridification): Likewise.
10227 (grid_gridify_all_targets_stmt): Likewise.
10228 (grid_gridify_all_targets): Likewise.
10229 (execute_lower_omp): Call grid_gridify_all_targets.
10230 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10231 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10232 (tree_omp_clause): Added union field dimension.
10233 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10234 * tree.c (omp_clause_num_ops): Added number of arguments of
10235 OMP_CLAUSE__GRIDDIM_.
10236 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10237 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10238 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10239 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10240 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10241 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10242 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10243 * tree-pass.h (make_pass_gen_hsail): Declare.
10244 (make_pass_ipa_hsa): Likewise.
10245 * ipa-hsa.c: New file.
10246 * lto-section-in.c (lto_section_name): Add hsa section name.
10247 * lto-streamer.h (lto_section_type): Add hsa section.
10248 * timevar.def (TV_IPA_HSA): New.
10249 * hsa-brig-format.h: New file.
10250 * hsa-brig.c: New file.
10251 * hsa-dump.c: Likewise.
10252 * hsa-gen.c: Likewise.
10255 * toplev.c (compile_file): Call hsa_output_brig.
10256 * hsa-regalloc.c: New file.
10258 2016-01-18 Jeff Law <law@redhat.com>
10260 PR tree-optimization/69320
10261 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10262 ranged object, do nothing if the RHS constant is not [0..1].
10263 (optimize_stmt): Comparing a boolean ranged object against a
10264 constant outside [0..1] results in a compile-time constant.
10266 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10269 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10271 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10272 (Option Summary): Update to reflect new section and moved options.
10273 (C++ Dialect Options): Move -fstats to new section.
10274 (Debugging Options): Move all dump, statistics, and other GCC
10275 developer options to new section. Rewrite section introduction
10276 and re-order remaining options to put the more basic ones first.
10277 (Optimization Options): Move -fira-verbose and -flto-report* to
10279 (Developer Options): New section incorporating moved options.
10280 * doc/cppopts.texi (-dM): Update cross-reference.
10282 2016-01-18 Richard Henderson <rth@redhat.com>
10285 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10286 operands to pseudo only if CSE is expected. Split long immediate
10287 operands only after reload, and for the stack pointer.
10288 (*add<GPI>3_pluslong): Remove.
10289 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10290 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10291 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10292 (*add<GPI>3 peepholes): New.
10293 (*add<GPI>3 splitters): New.
10294 * config/aarch64/constraints.md (Upl): New.
10295 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10297 2016-01-18 Richard Biener <rguenther@suse.de>
10299 PR tree-optimization/69297
10300 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10302 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10304 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10306 PR middle-end/68542
10307 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10308 of mixind vector and scalar types.
10309 (fold_relational_const): Add handling of vector
10310 comparison with boolean result.
10311 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10312 comparison of vector operands with boolean result for EQ/NE only.
10313 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10314 (verify_gimple_cond): Likewise.
10315 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10318 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10320 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10323 2016-01-18 Richard Biener <rguenther@suse.de>
10325 PR middle-end/69308
10326 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10328 2016-01-18 Tom de Vries <tom@codesourcery.com>
10330 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10332 2016-01-18 Tom de Vries <tom@codesourcery.com>
10334 * omp-low.c (set_oacc_fn_attrib): Make extern.
10335 * omp-low.h (set_oacc_fn_attrib): Declare.
10336 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10337 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10338 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10339 Add and handle function parameter oacc_kernels_p.
10340 (find_reduc_addr, get_omp_data_i_param): New function.
10341 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10342 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10343 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10344 Calculate dominance info. Skip loops that are not in a kernels region
10345 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10346 (pass_parallelize_loops::execute): Call parallelize_loops with
10347 oacc_kernels_p argument.
10348 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10349 New member function.
10350 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10351 * passes.def: Add argument to pass_parallelize_loops instantation.
10353 2016-01-18 Tom de Vries <tom@codesourcery.com>
10355 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10356 pass_parallelize_loops to be run outside the loop pipeline.
10358 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10360 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10361 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10363 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10366 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10367 using get_ref_base_and_extent.
10368 (equal_mem_array_ref_p): New.
10369 (hashable_expr_equal_p): Add call to previous.
10371 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10374 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10375 (sra_initialize): Allocate disqualified_constants.
10376 (sra_deinitialize): Free disqualified_constants.
10377 (disqualify_candidate): Update disqualified_constants when appropriate.
10378 (create_access): Scan for constant-pool entries as we go along.
10379 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10380 (maybe_add_sra_candidate): Allow constant-pool entries.
10381 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10382 (initialize_constant_pool_replacements): New.
10383 (sra_modify_assign): Avoid mangling assignments created by previous,
10384 and don't generate writes into constant pool.
10385 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10387 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10389 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10390 andnot instruction.
10391 (scalar_chain::convert_op): Likewise.
10392 * config/i386/i386.md (*andndi3_doubleword): New.
10394 2016-01-18 Richard Biener <rguenther@suse.de>
10396 PR tree-optimization/69170
10397 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10398 building a vector from scalar results of a pattern stmt.
10400 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10402 * haifa-sched.c (autopref_multipass_init): Work around
10403 -Wmaybe-uninitialized warning.
10405 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10407 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10408 against the constant 0.
10410 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10412 PR tree-optimization/68799
10413 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10414 look up phi candidates in the statement-candidate map.
10415 (phi_add_costs): Likewise.
10416 (record_phi_increments): Likewise.
10417 (phi_incr_cost): Likewise.
10418 (ncd_with_phi): Likewise.
10419 (all_phi_incrs_profitable): Likewise.
10421 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10423 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10424 -Wmaybe-uninitialized warning.
10426 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10428 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10429 (Option Summary): Update to reflect new section and moved options.
10430 (C++ Dialect Options): Move -fvtable-verify and related options.
10431 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10432 and profiling-related options.
10433 (Optimization Options): Move profile generation options and
10434 -fstack-protector and related options.
10435 (Instrumentation Options): New section incorporating moved options.
10436 (Code Generation Options): Move -finstrument-functions and
10437 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10439 2016-01-16 Tom de Vries <tom@codesourcery.com>
10441 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10443 2016-01-16 Tom de Vries <tom@codesourcery.com>
10445 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10447 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10449 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10450 that checks whether the table is already empty. Rename the
10451 original implementation to...
10452 (hash_table::empty_slot): ...this new private function.
10454 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10456 PR diagnostic/68899
10457 * diagnostic-show-locus.c (layout::print_source_line): Move x
10458 offset of line until after call to
10459 get_line_width_without_trailing_whitespace.
10461 2016-01-15 Jeff Law <law@redhat.com>
10463 PR tree-optimization/69270
10464 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10465 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10466 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10467 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10468 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10469 ssa_name_has_boolean_range and constant_boolean_node.
10471 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10473 PR rtl-optimization/69030
10474 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10476 (spill_pseudos): Delete debug insn for dead pseudo.
10477 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10479 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10481 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10483 (TYPES_UNOPUS): Likewise.
10484 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10485 builtin type, from UNOP to UNOPUS.
10486 (lbtruncuv4sf): Likewise.
10487 (lbtruncuv2df): Likewise.
10488 (lrounduv2sf): Likewise.
10489 (lrounduv4sf): Likewise.
10490 (lrounduv2df): Likewise.
10491 (lroundusf): Likewise.
10492 (lroundusf): Likewise.
10493 (lceiluv2sf): Likewise.
10494 (lceiluv4sf): Likewise.
10495 (lceiluv2df): Likewise.
10496 (lceilusf): Likewise.
10497 (lceiludf): Likewise.
10498 (lflooruv2sf): Likewise.
10499 (lflooruv4sf): Likewise.
10500 (lflooruv2df): Likewise.
10501 (lfloorusf): Likewise.
10502 (lfloorudf): Likewise.
10503 (lfrintnuv2sf): Likewise.
10504 (lfrintnuv4sf): Likewise.
10505 (lfrintnuv2df): Likewise.
10506 (lfrintnusf): Likewise.
10507 (lfrintnudf): Likewise.
10508 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10510 (vcvtq_u32_f32): Likewise.
10511 (vcvtq_u64_f64): Likewise.
10512 (vcvta_u32_f32): Likewise.
10513 (vcvtaq_u32_f32): Likewise.
10514 (vcvtaq_u64_f64): Likewise.
10515 (vcvtm_u32_f32): Likewise.
10516 (vcvtmq_u32_f32): Likewise.
10517 (vcvtmq_u64_f64): Likewise.
10518 (vcvtn_u32_f32): Likwise.
10519 (vcvtnq_u32_f32): Likewise.
10520 (vcvtnq_u64_f64): Likewise.
10521 (vcvtp_u32_f32): Likewise.
10522 (vcvtpq_u32_f32): Likewise.
10523 (vcvtpq_u64_f64): Likewise.
10524 (vcvtmd_u64_f64): Likewise.
10525 (vcvtms_u32_f32): Likewise.
10526 (vcvtad_u64_f64): Likewise.
10527 (vcvtas_u32_f32): Likewise.
10528 (vcvtnd_u64_f64): Likewise.
10529 (vcvtns_u32_f32): Likewise.
10530 (vcvtpd_u64_f64): Likewise.
10531 (vcvtps_u32_f32): Likewise.
10533 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10535 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10536 CSEL of zero_extended registers.
10538 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10540 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10541 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10543 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10545 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10546 false when argument string is not found in the attributes table
10549 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10552 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10553 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10554 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10555 precision estimate.
10557 2016-01-15 Richard Biener <rguenther@suse.de>
10559 PR tree-optimization/66856
10560 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10561 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10562 (vect_create_new_slp_node): Increment stmt reference count.
10563 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10564 an SLP tree before swapping operands.
10565 (vect_build_slp_tree): Likewise.
10566 (destroy_bb_vec_info): Free stmt info after SLP instances.
10567 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10568 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10569 (STMT_VINFO_NUM_SLP_USES): New macro.
10571 2016-01-15 Richard Biener <rguenther@suse.de>
10574 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10575 (add_linkage_name): ... here.
10576 (gen_typedef_die): Use add_linkage_name_raw instead of
10577 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10580 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10582 * gimplify.c (oacc_default_clause): Decode reference and pointer
10583 types for both kernels and parallel regions.
10585 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10587 PR middle-end/69246
10588 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10590 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10592 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10593 (convert_scalars_to_vector): Likewise.
10595 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10597 * doc/extend.texi (Type Traits): Fix grammar.
10599 2016-01-15 Martin Jambor <mjambor@suse.cz>
10601 * tree-inline.c (remap_decl): Use existing dclarations if
10602 remapping a type and prevent_decl_creation_for_types.
10603 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10604 decls first. Do real remapping with
10605 prevent_decl_creation_for_types set.
10606 * tree-inline.h (copy_body_data): New field
10607 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10610 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10612 * config/s390/s390.opt (mmvcle): More verbose help text.
10614 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10616 * config/s390/s390.opt: Add period to -mzvector option text.
10618 2016-01-15 Richard Biener <rguenther@suse.de>
10620 PR tree-optimization/68961
10621 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10622 of invariants in stores again.
10624 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10626 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10628 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10630 * config/i386/i386.c (ix86_expand_branch): Don't split
10631 DI mode xor instruction to SI mode.
10633 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10636 * ipa-icf.c (sem_function::merge): Virtual functions may become
10637 reachable even if they address is not taken and there are no
10640 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10642 * lto-streamer-out.c (subtract_estimated_size): New function.
10643 (get_symbol_initial_value): Use it.
10645 2016-01-15 Christian Bruel <christian.bruel@st.com>
10648 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10649 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10650 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10651 use add_builtin_function_ext_scope instead of add_builtin_function.
10652 (neon_set_p, neon_crypto_set_p): Remove.
10653 (arm_init_builtins): Always call arm_init_neon_builtins and
10654 arm_init_crypto_builtins.
10655 (arm_expand_builtin): Check that builtins are allowed for the arch.
10656 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10657 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10658 arm_init_neon_builtins call.
10660 2016-01-15 Richard Biener <rguenther@suse.de>
10662 PR tree-optimization/69117
10663 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10664 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10665 of the leader conservatively.
10666 (free_scc_vn): Restore original SSA name infos.
10668 2016-01-14 Jeff Law <law@redhat.com>
10670 PR tree-optimization/69270
10671 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10672 single bit of precision, verify it's also unsigned.
10673 (record_edge_info): Use constant_boolean_node rather than fold_convert
10674 to convert boolean_true/boolean_false to the right type.
10676 2016-01-14 Richard Henderson <rth@redhat.com>
10679 * loop-doloop.c (record_reg_sets): New.
10680 (doloop_optimize): Reject the transform if the sequence
10681 clobbers registers live at the end of the loop block.
10682 (doloop_optimize_loops): Enable df_live if needed.
10684 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10686 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10687 * gcc/config/rs6000/rs6000.c: Likewise.
10688 * gcc/config/rs6000/rs6000.h: Likewise.
10689 * gcc/config/rs6000/rs6000.md: Likewise.
10690 * gcc/doc/extend.texi: Likewsie.
10692 2016-01-14 Jeff Law <law@redhat.com>
10694 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10697 2016-01-14 Richard Henderson <rth@redhat.com>
10701 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10702 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10703 instead of builtin_decl_declared_p to test for declaration.
10705 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10707 * doc/loop.texi (Loop Analysis and Representation): Document
10708 loop_depth function.
10710 2016-01-14 Tom de Vries <tom@codesourcery.com>
10712 PR tree-optimization/68773
10713 * omp-low.c (expand_omp_target): Don't set force_output.
10714 * varpool.c (varpool_node::get_create): Same.
10715 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10716 offload_funcs with force_output.
10718 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10721 * lra-eliminations.c (move_plus_up): Don't change anything if either
10722 the outer or inner subreg mode is not MODE_INT.
10723 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10724 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10726 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10728 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10729 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10730 reduc_uplus_@var{m}): Remove.
10731 * expr.c (expand_expr_real_2): Remove expansion path for
10732 reduc_[us](min|max|plus) optabs.
10733 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10734 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10735 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10736 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10737 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10738 reduc_[us](min|max|plus) optabs.
10740 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10742 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10743 (reduc_plus_scal_v2sf): New.
10744 (reduc_smax_v2sf): Rename to...
10745 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10746 (reduc_smin_v2sf): Rename to...
10747 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10749 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10751 * alias.c (compare_base_symbol_refs): New function.
10752 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10755 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10757 PR middle-end/68146
10758 PR tree-optimization/69155
10759 * tree-complex.c: Include cfganal.h.
10760 (phis_to_revisit): New variable.
10761 (extract_component): Add phiarg_p argument. Assert that returned
10762 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10763 (update_phi_components): Partly rewrite to use loop over real/imag
10764 components instead of code duplication. If extract_component returns
10765 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10766 create_tmp_reg into the PHI node instead, and mention the phi triplet
10767 in phis_to_revisit.
10768 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10769 in phis_to_revisit at the end.
10771 2016-01-14 Richard Biener <rguenther@suse.de>
10773 PR tree-optimization/68060
10774 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10775 outer loop reduction is only used in the inner loop before
10776 detecting a double reduction.
10778 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10781 * combine.c (expand_field_assignment): Punt if compute_mode is
10782 unsupported scalar mode.
10784 2016-01-14 Richard Biener <rguenther@suse.de>
10786 PR tree-optimization/66856
10787 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10788 SLP node only if it built successfully.
10789 (vect_analyze_slp_instance): Adjust.
10791 2016-01-14 Jeff Law <law@redhat.com>
10793 PR tree-optimization/69270
10794 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10795 (record_edge_info): Use it. Convert boolean_{true,false}_node
10796 to the type of op0.
10798 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10801 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10802 use block_ultimate_origin
10803 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10805 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10807 * doc/invoke.texi (Submodel Options): Rename section to
10808 "Machine-Dependent Options" to better reflect its content.
10809 Rewrite introductory text to remove archaic CPU names.
10812 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10814 * doc/invoke.texi (Code Gen Options): Move section up in file,
10815 before target-specific options. Update menu and option summary
10816 to reflect the new section ordering.
10818 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10820 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10821 (C++ Dialect Options): Add cross-reference to -std option.
10822 * doc/standards.texi (C++ Language): Document C++14 support.
10824 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10826 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10827 for pack/unpack functions for __ibm128.
10828 (PACK_IF): Likewise.
10829 (UNPACK_IF): Likewise.
10831 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10832 support for __ibm128 pack/unpack functions.
10833 (rs6000_invalid_builtin): Likewise.
10834 (rs6000_init_builtins): Likewise.
10835 (rs6000_opt_masks): Likewise.
10837 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10838 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10840 (RS6000_BTM_COMMON): Likewise.
10842 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10843 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10844 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10845 128-bit floating point. Add support for the double values to be
10846 in Altivec registers for TF/IF packing and unpacking, but restrict
10847 TD packing sub-fields to be FPR registers. Don't allow overlapped
10848 register support for packing. Allow pack inputs to be memory
10849 locations. Don't build generator functions for unpack<mode>_dm
10850 and unpack<mode>_nodm.
10851 (unpack<mode>_dm): Likewise.
10852 (unpack<mode>_nodm): Likewise.
10853 (pack<mode>): Likewise.
10855 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10856 built-in functions to pack/unpack explicit __ibm128 values.
10857 (__builtin_unpack_ibm128): Likewise.
10859 * doc/extend.texi (PowerPC Built-in Functions): Document
10860 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10862 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10865 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10866 Add new arg loc and pass it down as context.
10867 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10868 to the location to use for the warning.
10869 (check_function_arguments): New arg loc. All callers changed. Pass
10870 it to check_function_nonnull.
10871 * c-common.h (check_function_arguments): Adjust declaration.
10873 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10875 PR tree-optimization/69156
10876 * gimple.c (validate_type): Removed.
10877 (gimple_builtin_call_types_compatible_p): Use
10878 useless_type_conversion_p instead of validate_type.
10879 * value-prof.c (gimple_stringop_fixed_value): Fold
10880 icall_size to correct type.
10882 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10884 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10887 2016-01-13 Richard Henderson <rth@redhat.com>
10890 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10891 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10892 (ix86_builtin_tm_store): Remove.
10893 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10894 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10895 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10896 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10897 * doc/tm.texi: Rebuild.
10899 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10900 (BUILT_IN_TM_MEMCPY_RTWN): New.
10901 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10902 fallback from vector to integer helpers.
10903 (build_tm_load): Handle vector types directly, instead of
10905 (build_tm_store): Likewise.
10906 (expand_assign_tm): Prepare for register types not handled by
10907 the above. Copy them to memory and use memcpy.
10908 * tree.c (tm_define_builtin): New.
10909 (find_tm_vector_type): New.
10910 (build_tm_vector_builtins): New.
10911 (build_common_builtin_nodes): Call it.
10913 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10915 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10916 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10918 2016-01-13 Tom de Vries <tom@codesourcery.com>
10920 PR tree-optimization/69169
10921 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10922 handled_struct_type param.
10923 (create_variable_info_for, intra_create_variable_infos): Call
10924 create_variable_info_for_1 with extra arg.
10926 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10928 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10929 and "armv8.1-a+crc" entries.
10931 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10934 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10935 Change first operand predicate from register_or_constm1_operand
10936 to register_operand.
10937 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10938 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
10939 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
10940 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
10941 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
10942 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
10943 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
10944 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
10945 comparison with constm1_rtx from vec_prefetch_gen part.
10947 2016-01-13 Richard Biener <rguenther@suse.de>
10949 PR tree-optimization/69013
10950 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
10951 Exchange assert for a test.
10953 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10956 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
10958 2016-01-13 Richard Biener <rguenther@suse.de>
10960 PR tree-optimization/69242
10961 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
10962 assert with a check.
10964 2016-01-13 Richard Biener <rguenther@suse.de>
10966 PR tree-optimization/69186
10967 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10968 Properly guard vect_update_misalignment_for_peel call.
10970 2016-01-12 Jeff Law <law@redhat.com>
10972 PR tree-optimization/pr67755
10973 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
10974 "need_profile_correction".
10975 (thread_block_1): Initialize new field to false by default. If we
10976 have multiple thread paths through a common joiner to different
10977 final targets, then set new field to true.
10978 (compute_path_counts): Only do count adjustment when it's really
10981 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10983 * doc/invoke.texi (Spec Files): Move section down in file, past
10984 all command-line option descriptions.
10986 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10988 PR middle-end/54809
10989 * doc/gty.texi: Remove documentation of mark_hook.
10990 * gengtype.c (struct write_types_data): Remove code to support
10991 mark_hook attribute.
10992 (walk_type): Likewise.
10993 (write_func_for_structure): Likewise.
10995 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10997 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
10998 Directory Options, and -specs= to Overall Options.
10999 (Overall Options): Adjust similarly. Reorder to group related
11000 options together. Make -specs= cross-reference the spec file details.
11001 (Directory Options): Adjust similarly.
11003 2016-01-12 Jeff Law <law@redhat.com>
11005 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11007 2016-01-12 Olivier Hainque <hainque@adacore.com>
11009 * gcc.c (spec_undefvar_allowed): New global.
11010 (process_command): Set to true when running for --version or --help,
11012 (getenv_spec_function): When the variable is not defined, use the
11013 variable name as the variable value if we're allowed not to issue
11016 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11018 PR tree-optimization/68911
11019 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11020 information computed for expression "init + nit * step".
11022 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11024 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11025 about name of GCC executable. Remove deleted node from menu.
11026 (Directory Options) <-B>: Remove cross-reference to deleted node.
11027 (Target Options): Delete section.
11029 2016-01-12 Christian Bruel <christian.bruel@st.com>
11032 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11033 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11035 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11038 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11039 aligned_mem is properly set for AVX512-VL floating point masked
11043 * ifcvt.c (cond_exec_process_if_block): When removing the last
11044 insn from then_bb, remove also any possible barriers that follow it.
11046 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11050 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11051 (PTRDIFF_TYPE): Likewise.
11052 (WCHAR_TYPE): Likewise.
11053 (WCHAR_TYPE_SIZE): Likewise.
11054 (STDINT_LONG32): Likewise.
11056 2016-01-12 Richard Biener <rguenther@suse.de>
11058 PR tree-optimization/69053
11059 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11060 convert initial value for cond reductions.
11062 2016-01-12 Richard Biener <rguenther@suse.de>
11064 PR tree-optimization/69007
11065 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11066 widen_sum after dot_prod and sad.
11068 2016-01-12 Richard Biener <rguenther@suse.de>
11070 PR tree-optimization/69168
11071 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11072 pattern stmt SLP type.
11073 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11074 end up unused so cope with that case.
11076 2016-01-12 Richard Biener <rguenther@suse.de>
11078 PR tree-optimization/69157
11079 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11080 stmts def type only during analyze phase.
11081 (vectorizable_call): Likewise.
11082 (vectorizable_simd_clone_call): Likewise.
11083 (vectorizable_conversion): Likewise.
11084 (vectorizable_assignment): Likewise.
11085 (vectorizable_shift): Likewise.
11086 (vectorizable_operation): Likewise.
11087 (vectorizable_store): Likewise.
11088 (vectorizable_load): Likewise.
11090 2016-01-12 Richard Biener <rguenther@suse.de>
11092 PR tree-optimization/69174
11093 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11095 (vectorizable_load): Properly compute the number of loads needed
11096 for permuted strided SLP loads and do not spuriously assign
11097 to SLP_TREE_VEC_STMTS.
11099 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11101 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11102 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11103 (MD_EXEC_PREFIX): Remove.
11104 (MD_STARTFILE_PREFIX) Removee.
11105 (FILE_NAME_ABSOLUTE_P): Remove.
11106 (CPP_SPEC): Do not read macros from sys/version.h.
11107 (LINK_COMMAND_SPEC): Remove.
11108 (LOCAL_INCLUDE_DIR): Remove.
11109 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11110 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11111 (POST_LINK_SPEC): Define to invoke stubify after linker
11112 (LIBSTDCXX): Remove define
11113 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11114 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11115 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11116 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11117 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11118 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11119 (i386_djgpp_asm_named_section): Add propotype of new procedure
11121 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11122 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11123 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11124 in config/i386/djgpp.h).
11125 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11126 STANDARD_STARTFILE_PREFIX_1.
11127 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11128 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11129 installation errors.
11130 (MAX_OFILE_ALIGNMENT): Define to 128.
11131 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11133 * config/i386/djgpp.c: New file. Add implementation of
11134 i386_djgpp_asm_named_section.
11136 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11138 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11139 Add rule for building djgpp.o.
11141 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11143 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11144 (rtx_is_swappable_p): Reductions are swappable.
11145 (insn_is_swappable_p): V2DF reductions are swappable.
11147 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11149 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11150 reloads for other unsupported memory operands.
11152 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11153 Jim Wilson <jim.wilson@linaro.org>
11156 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11157 copy_to_mode_reg instead of force_reg.
11159 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11162 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11163 TARGET_80387 is true.
11165 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11168 * lra-eliminations.c (move_plus_up): Only move plus up
11169 if subreg of the constant can be simplified into constant
11170 and use the simplified subreg of the constant instead of
11171 the original constant.
11173 * fold-const.c (fold_convertible_p): Don't return true
11174 for conversion of VECTOR_TYPE to same sized integral type.
11175 (fold_convert_loc): Fix up formatting. Fold conversion of
11176 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11177 instead of NOP_EXPR.
11179 PR tree-optimization/69214
11180 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11181 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11184 PR tree-optimization/69207
11185 * tree-vect-slp.c (vect_get_constant_vectors): For
11186 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11187 fold_convertible_p to vector_type's element type, and always
11188 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11190 2016-01-11 Richard Biener <rguenther@suse.de>
11192 PR tree-optimization/69173
11193 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11194 fixup the cycle if all stmts are in a pattern.
11196 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11198 PR middle-end/68999
11199 * alias.c (base_alias_check): Move check for addresses with
11200 alignment ANDs before the call for compare_base_decls.
11201 (memrefs_conflict_p): Return -1 for different decls
11202 that went through alignment adjustments.
11204 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11206 PR rtl-optimization/68796
11207 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11208 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11209 and QImode comparisons against zero with CC_NZmode.
11210 * config/aarch64/iterators.md (short_mask): New mode_attr.
11212 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11214 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11215 (<avx512>_store<mode>_mask): Likewise.
11217 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11218 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11220 PR rtl-optimization/68841
11221 * ifcvt.c (struct noce_if_info): Add orig_x field.
11222 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11223 Don't record conflicts on to_rename if it's present.
11224 Allow memory destinations in sets.
11225 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11226 blocks, passing orig_x to the checks.
11227 (noce_process_if_block): Set if_info->orig_x appropriately.
11229 2016-01-11 Tom de Vries <tom@codesourcery.com>
11231 PR tree-optimization/69069
11232 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11234 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11236 PR rtl-optimization/68920
11237 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11238 of conditional moves for RTL if-conversion to 1 for
11239 TARGET_ONE_IF_CONV_INSN.
11240 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11241 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11242 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11243 parameter to restirct number of conditional moves for
11245 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11246 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11249 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11252 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11253 onepart vars. Fix typo in comment. Fix reversed condition in
11255 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11258 * var-tracking.c (dump_onepart_variable_differences): New.
11259 (dataflow_set_different): If a detailed dump is requested,
11260 delay early returns and dump differences between onepart
11261 variables present before and after, and added variables.
11263 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11266 * expr.c (expand_expr_real_1): For boolean vector constants
11267 with a scalar mode use const_scalar_mask_from_tree.
11268 (const_scalar_mask_from_tree): New.
11269 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11270 assigned to a mask type to handle constants.
11272 2016-01-11 Martin Jambor <mjambor@suse.cz>
11275 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11276 useless parameters if we cannot change function signature.
11278 2016-01-11 Martin Jambor <mjambor@suse.cz>
11281 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11284 2016-01-11 Tom de Vries <tom@codesourcery.com>
11286 PR tree-optimization/69109
11287 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11290 2016-01-11 Tom de Vries <tom@codesourcery.com>
11292 PR tree-optimization/69108
11293 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11294 res is not used in a phi.
11296 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11299 * common.opt (frandom-seed): Fix parameter name.
11300 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11302 2016-01-11 Tom de Vries <tom@codesourcery.com>
11304 PR tree-optimization/69058
11305 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11308 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11310 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11311 (mcode-density): Likewise.
11313 2016-01-10 Tom de Vries <tom@codesourcery.com>
11315 PR tree-optimization/69062
11316 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11317 (parallelize_loops): Don't paralelize loop that has phi with address
11320 2016-01-10 Tom de Vries <tom@codesourcery.com>
11322 PR tree-optimization/69039
11323 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11326 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11328 PR middle-end/68743
11329 * match.pd: Require target has function_c99_misc before doing
11330 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11332 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11334 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11336 * configure: Regenerate.
11338 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11340 PR middle-end/50865
11341 PR tree-optimization/69097
11342 * fold-const.h (expr_not_equal_to): New prototype.
11343 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11344 (expr_not_equal_to): New function.
11345 * match.pd (X % -Y is the same as X % Y): Don't optimize
11346 unless X is known not to be equal to minimum or Y is known
11347 not to be equal to -1.
11348 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11349 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11350 (simplify_stmt_using_ranges): Adjust caller.
11351 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11352 substitute_and_fold.
11354 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11356 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11359 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11361 PR tree-optimization/69167
11362 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11363 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11365 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11367 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11368 Richard Biener <rguenther@suse.de>
11370 PR tree-optimization/68707
11371 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11372 instances that can be handled via vect_load_lanes.
11374 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11376 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11377 if we can't determine address equivalence.
11378 * alias.c (compare_base_decl): Update for changed return value of
11379 symtab_node::equal_address_to.
11381 2016-01-08 Jason Merrill <jason@redhat.com>
11385 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11386 * expr.c (store_field): Not here.
11387 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11388 call with TREE_ADDRESSABLE type.
11389 * tree-cfg.c (verify_gimple_call): Adjust.
11391 2016-01-08 Olivier Hainque <hainque@adacore.com>
11393 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11396 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11398 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11399 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11400 (reduc_smin_v2sf): Rename to...
11401 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11402 (reduc_splus_v2sf): Rename to...
11403 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11405 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11407 PR tree-optimization/69162
11408 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11409 valist argument in another argument.
11410 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11411 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11412 to determine the va_list type, build a MEM_REF instead of
11413 build_fold_indirect_ref.
11415 PR tree-optimization/69172
11416 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11419 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11421 PR tree-optimization/67781
11422 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11423 and cmpnop in two steps: first the ones not accessed in original
11424 gimple expression in a endian independent way and then the ones not
11425 accessed in the final result in an endian-specific way.
11427 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11429 PR tree-optimization/69083
11430 * tree-vect-slp.c (vect_get_constant_vectors): For
11431 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11432 element type. If op is fold_convertible_p to vector_type's element
11433 type, use NOP_EXPR instead of VCE.
11435 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11437 PR rtl-optimization/67778
11438 PR rtl-optimization/68634
11439 PR rtl-optimization/68909
11440 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11441 block from the stack until done with it. Remove a superfluous
11442 bitmap set. Remove a superfluous bitmap test.
11444 2016-01-07 Martin Sebor <msebor@redhat.com>
11447 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11448 constraint on the type of arguments.
11450 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11452 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11453 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11454 unaligned_access on the gcc_options set.
11455 * config/arm/arm.c (arm_option_override_internal): Use
11456 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11458 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11461 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11462 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11464 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11467 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11470 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11471 depending on frame_pointer_needed before remaining integer and SSE
11472 registers are saved.
11474 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11477 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11479 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11482 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11483 Use the "xBm" constraint.
11484 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11486 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11487 (sse_cvtsi2ssq<round_name>): Likewise.
11488 (sse_cvtss2si<round_name>): Likewise.
11489 (sse_cvtss2siq<round_name>): Likewise.
11490 (sse2_cvtsi2sdq<round_name>): Likewise.
11491 (sse2_cvtsd2si<round_name>): Likewise.
11492 (sse2_cvtsd2siq<round_name>): Likewise.
11493 * config/i386/subst.md (round_nimm_scalar_predicate): New
11496 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11498 PR middle-end/67639
11499 * varasm.c (make_decl_rtl): Mark invalid register vars as
11502 PR rtl-optimization/66206
11503 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11504 All callers changed.
11506 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11508 PR tree-optimization/69141
11509 * tree-ssa-pre.c: Include langhooks.h.
11510 (eliminate_dom_walker::before_dom_children): Use
11511 lang_hooks.decl_printable_name instead of
11512 cgraph_node::get ()->name ().
11514 PR middle-end/68960
11515 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11516 it and DECL_ALIGN too.
11518 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11520 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11522 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11525 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11526 depending on frame_pointer_needed before remaining integer and SSE
11527 registers are saved.
11529 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11531 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11532 mode iterator with VSX_M2.
11533 (*p9_vecstore_<mode>): Likewise.
11534 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11535 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11536 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11537 (define_split for VSX_LE128 stores): Likewise.
11538 (define_peephole2 for TImode LE swaps): Likewise.
11539 (define_split for VSX_LE128 post-reload stores): Likewise.
11541 2016-01-06 Marek Polacek <polacek@redhat.com>
11544 * convert.c (convert_to_integer_1): Adjust call to
11545 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11546 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11547 EXPR instead of ARG.
11548 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11550 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11553 * doc/extend.texi (RL78 Variable Attributes): New section.
11555 2016-01-05 Marek Polacek <polacek@redhat.com>
11558 * builtins.c (get_memmodel): Use expansion point location rather than
11559 the input location. Call warning_at rather than warning.
11560 (expand_builtin_atomic_compare_exchange): Likewise.
11561 (expand_builtin_atomic_load): Likewise.
11562 (expand_builtin_atomic_store): Likewise.
11563 (expand_builtin_atomic_clear): Likewise.
11565 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11568 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11569 Replace nonimmediate_operand with vector_operand.
11570 * config/i386/predicates.md (vector_operand): New predicate.
11571 (general_vector_operand): Replace nonimmediate_operand with
11573 * config/i386/sse.md: Replace nonimmediate_operand with
11574 vector_operand and m constraint with Bm constraint on SSE
11575 patterns with 16-byte memory operand.
11576 * config/i386/subst.md (round_nimm_predicate): Replace
11577 nonimmediate_operand with vector_operand.
11578 (round_saeonly_nimm_predicate): Likewise.
11579 (round_saeonly_nimm_scalar_predicate): New.
11581 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11584 * config/i386/constraints.md (Bm): New constraint.
11585 * config/i386/predicates.md (vector_memory_operand): New
11587 * config/i386/sse.md: Replace xm with xBm in plusminus and
11588 any_logic patterns.
11590 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11593 * doc/extend.texi (V850 Function Attributes): New section.
11594 (V850 Variable Attributes): New section.
11596 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11599 * doc/extend.texi (MicroBlaze Function Attributes): Document
11600 interrupt_handler and fast_interrupt attributes.
11602 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11605 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11606 for local symbolic operands.
11607 * config/ia64/predicates.md (local_symbolic_operand64): New
11610 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11612 PR rtl-optimization/68651
11613 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11616 2016-01-05 Nathan Sidwell <nathan@acm.org>
11618 * alias.c (compare_base_decls): Use symtab_node::get.
11620 2016-01-05 Nick Clifton <nickc@redhat.com>
11623 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11624 secondary_reload_info structure.
11627 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11628 decls if weak support is available.
11630 2016-01-04 Martin Sebor <msebor@redhat.com>
11632 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11634 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11636 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11637 OPTION_MASK_P9_DFORM.
11639 * config/rs6000/constraints.md (wo constraint): New constraint for
11642 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11644 (rs6000_init_hard_regno_mode_ok): Likewise.
11646 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11649 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11650 expanders not to have constraints. Add support for ISA 3.0 xxperm
11651 instruction. Add support for fusing xxlor with xxperm.
11652 (altivec_vperm_<mode>_internal): Likewise.
11653 (altivec_vperm_v8hiv16qi): Likewise.
11654 (altivec_vperm_<mode>v16q): Likewise.
11655 (altivec_vperm_<mode>_uns): Likewise.
11656 (vperm_v8hiv4si): Likewise.
11657 (vperm_v16qiv8hi): Likewise.
11659 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11661 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11663 Update copyright years.
11665 * gcc.c (process_command): Update copyright notice dates.
11666 * gcov-dump.c (print_version): Ditto.
11667 * gcov.c (print_version): Ditto.
11668 * gcov-tool.c (print_version): Ditto.
11669 * gengtype.c (create_file): Ditto.
11670 * doc/cpp.texi: Bump @copying's copyright year.
11671 * doc/cppinternals.texi: Ditto.
11672 * doc/gcc.texi: Ditto.
11673 * doc/gccint.texi: Ditto.
11674 * doc/gcov.texi: Ditto.
11675 * doc/install.texi: Ditto.
11676 * doc/invoke.texi: Ditto.
11678 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11680 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11681 modes larger than TImode as TImode if NEON is not enabled.
11683 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11686 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11687 mode for %f0-%f31 only if TARGET_FPU.
11689 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11692 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11693 to compute the PACKED_P predicate.
11694 (function_arg_record_value): Minor tweaks.
11696 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11698 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11699 option for arm*-*-* targets.
11701 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11703 * doc/extend.texi (Common Function Attributes): Move docs for
11704 MSP430-specific attributes to....
11705 (MSP430 Function Attributes): ...here. Delete the redundant
11706 entries and copy-edit the remaining text.
11707 (MSP430 Variable Attributes): Use uniform format for index
11708 entries and add a cross-reference to the corresponding function
11711 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11713 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11715 (x86 Options): Likewise.
11717 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11721 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11722 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11723 to corresponding attribute.
11725 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11727 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11728 to correct alphabetization of table. Copy-edit and correct
11730 <stack_protect>: Likewise.
11731 <target_clones>: Likewise.
11733 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11734 Correct punctuation.
11735 (Code Gen Options) <-fno-plt>: Copy-edit.
11737 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11740 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11741 SI values. Explicitly convert SI to DI and vice-versa.
11743 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11745 PR tree-optimization/69070
11746 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11747 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11750 * ubsan.c (ubsan_instrument_float_cast): Call
11751 initialize_sanitizer_builtins.
11754 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11756 Copyright (C) 2016 Free Software Foundation, Inc.
11758 Copying and distribution of this file, with or without modification,
11759 are permitted in any medium without royalty provided the copyright
11760 notice and this notice are preserved.