1 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9 Change --param max-completely-peeled-times to
10 --param max-completely-peel-times in dump file printing.
12 2016-05-13 Richard Biener <rguenther@suse.de>
14 PR tree-optimization/42587
15 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
16 (find_bswap_or_nop_1): Likewise.
17 (bswap_replace): Likewise.
19 2016-05-13 Martin Liska <mliska@suse.cz>
21 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22 Initialize a variable with default value.
24 2016-05-13 Martin Liska <mliska@suse.cz>
26 * doc/invoke.texi: Enhance explanation of error recovery
29 2016-05-13 Martin Liska <mliska@suse.cz>
31 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
32 (struct cost_pair): Change inv_expr_id (int) to inv_expr
34 (struct iv_inv_expr_ent): Comment struct fields.
35 (sort_iv_inv_expr_ent): New function.
36 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
37 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
38 a hash_map between iv_inv_expr_ent and number of usages.
39 (niter_for_exit): Fix coding style.
40 (tree_ssa_iv_optimize_init): Use renamed variable.
41 (determine_base_object): Fix coding style.
43 (find_interesting_uses_outside): Likewise.
44 (add_candidate_1): Likewise.
45 (add_standard_iv_candidates): Likewise.
46 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
47 (prepare_decl_rtl): Fix coding style.
48 (get_address_cost): Likewise.
49 (get_shiftadd_cost): Likewise.
50 (force_expr_to_var_cost): Likewise.
51 (compare_aff_trees): Likewise.
52 (get_expr_id): Restructure the function.
53 (get_loop_invariant_expr_id): Renamed to
54 get_loop_invariant_expr.
55 (get_computation_cost_at): Replace usage of inv_expr_id with
57 (get_computation_cost): Likewise.
58 (determine_group_iv_cost_generic): Likewise.
59 (determine_group_iv_cost_address): Likewise.
60 (iv_period): Fix coding style.
61 (iv_elimination_compare_lt): Likewise.
62 (may_eliminate_iv): Likewise.
63 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
65 (determine_group_iv_costs): Dump invariant expressions.
66 (iv_ca_recount_cost): Use the newly added hash_map.
67 (iv_ca_set_remove_invariants): Fix coding style.
68 (iv_ca_set_add_invariants): Fix coding style.
69 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
71 (iv_ca_set_cp): Likewise.
72 (iv_ca_new): Initialize the newly added hash_map and remove
73 initialization of fields.
74 (iv_ca_free): Delete the hash_map.
75 (iv_ca_dump): Dump invariant expressions.
76 (iv_ca_extend): Fix coding style.
77 (try_add_cand_for): Likewise.
78 (create_new_ivs): Dump information about # of avg iterations and
79 # of used invariant expressions.
80 (rewrite_use_compare): Fix coding style.
81 (free_loop_data): Set default value for max_inv_expr_id.
83 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
85 * cse.c (rest_of_handle_cse): Use cleanup_cfg
86 returned value cse_cfg_altered computation.
87 (rest_of_handle_cse2): Likewise.
88 (rest_of_handle_cse_after_global_opts): Likewise.
90 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
93 * config/arm/arm.c (arm32_output_mi_thunk): New.
94 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
95 to split Thumb1 vs TARGET_32BIT functionality.
96 (arm_thumb1_mi_thunk): New.
98 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
100 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
103 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
106 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
108 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
110 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
111 (expand_builtin_trap): Emit a regular call.
112 (set_builtin_user_assembler_name): Remove obsolete cases.
113 * dse.c (scan_insn): Adjust.
114 * except.c: Include calls.h.
115 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
116 emit a regular call to setjmp.
117 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
118 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
119 (emit_block_move_via_libcall): Delete.
120 (block_move_fn): Delete.
121 (init_block_move_fn): Likewise.
122 (emit_block_move_libcall_fn): Likewise.
123 (emit_block_op_via_libcall): New function.
124 (set_storage_via_libcall): Tidy up and use memset builtin.
125 (block_clear_fn): Delete.
126 (init_block_clear_fn): Likewise.
127 (clear_storage_libcall_fn): Likewise.
128 (expand_assignment): Call emit_block_move_via_libcall.
129 Do not include gt-expr.h.
130 * expr.h (emit_block_op_via_libcall): Declare.
131 (emit_block_copy_via_libcall): New inline function.
132 (emit_block_move_via_libcall): Likewise.
133 (emit_block_comp_via_libcall): Likewise.
134 (block_clear_fn): Delete.
135 (init_block_move_fn): Likewise.
136 (init_block_clear_fn): Likewise.
137 (emit_block_move_via_libcall): Likewise.
138 (set_storage_via_libcall): Add default parameter value.
139 * libfuncs.h (enum libfunc_index): Remove obsolete values.
140 (abort_libfunc): Delete.
141 (memcpy_libfunc): Likewise.
142 (memmove_libfunc): Likewise.
143 (memcmp_libfunc): Likewise.
144 (memset_libfunc): Likewise.
145 (setbits_libfunc): Likewise.
146 (setjmp_libfunc): Likewise.
147 (longjmp_libfunc): Likewise.
148 (profile_function_entry_libfunc): Likewise.
149 (profile_function_exit_libfunc): Likewise.
150 (gcov_flush_libfunc): Likewise.
151 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
152 and DECL_VISIBILITY on the declaration.
153 (init_optabs): Do not initialize obsolete libfuncs.
154 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
155 * tree-core.h (ECF_RET1): Define.
156 (ECF_TM_PURE): Adjust.
157 (ECF_TM_BUILTIN): Likewise.
158 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
159 (build_common_builtin_nodes): Initialize abort builtin.
160 Add ECF_RET1 on memcpy, memmove and memset builtins.
161 Pass final flags for alloca and alloca_with_align builtins.
162 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
164 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
165 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
166 set_storage_via_libcall and call emit_block_copy_via_libcall.
168 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
170 * config/i386/i386.md (*call_got_x32): Change operand 0 to
171 DImode before it is passed to ix86_output_call_operand.
172 (*call_value_got_x32): Ditto for operand 1.
174 2016-05-12 Jiong Wang <jiong.wang@arm.com>
176 PR rtl-optimization/70904
177 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
178 reload for wide mode.
180 2016-05-12 Marek Polacek <polacek@redhat.com>
183 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
184 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
185 * langhooks.h (incomplete_type_error): Likewise.
186 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
187 parameter, pass it down to incomplete_type_error.
188 * tree.h (size_in_bytes): New inline overload.
189 (size_in_bytes_loc): Renamed from size_in_bytes.
191 2016-05-12 Richard Biener <rguenther@suse.de>
193 PR tree-optimization/71059
194 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
195 nary before looking up or entering the expression into the VN
197 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
198 Make sure to re-use NARYs without result as inserted by
201 2016-05-12 Richard Biener <rguenther@suse.de>
203 PR tree-optimization/71062
204 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
206 * tree-ssa-structalias.c (set_uids_in_ptset): Set
207 vars_contains_restrict if the var is a restrict tag.
208 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
209 do not disambiguate pointers against it.
210 (dump_points_to_solution): Re-structure and adjust for new
211 vars_contains_restrict flag.
212 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
214 2016-05-12 Martin Liska <mliska@suse.cz>
216 * doc/invoke.texi: Explain connection between
217 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
219 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
221 PR tree-optimization/71006
222 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
223 consider COND_EXPR as a mask producer.
225 2016-05-12 Marek Polacek <polacek@redhat.com>
228 * opts.c (common_handle_option): Detect missing argument for --help^.
230 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
233 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
234 when popping the PC and within an interrupt handler routine.
235 Add missing tab to output of "ldmfd".
236 (output_return_instruction): Output LDMFD with SP update rather
237 than POP when returning from interrupt handler.
239 2016-05-12 Jakub Jelinek <jakub@redhat.com>
241 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
242 TARGET_64BIT && TARGET_AVX512DQ.
243 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
244 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
245 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
246 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
247 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
248 (*vec_extractv4si_zext): Add avx512dq alternative.
249 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
250 use v instead of x constraint in other alternatives where possible.
252 * config/i386/sse.md (sse2_loadld): Use v instead of x
253 constraint in alternatives 0,1,4.
255 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
256 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
257 v constraints instead of x and <pinsr_evex_isa> isa attribute.
260 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
261 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
262 is not emitted unless TARGET_AVX512BW.
263 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
264 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
265 for the result operand.
267 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
268 constraint instead of x in avx alternatives. Use maybe_evex instead
271 * config/i386/constraints.md (Yv): New constraint.
272 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
273 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
274 * config/i386/i386.md (avx512fvecmode): New mode attr.
275 (*pushtf): Use v constraint instead of x.
276 (*movtf_internal): Likewise. For TARGET_AVX512VL and
277 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
278 (*absneg<mode>2): Use Yv constraint instead of x constraint.
279 (*absnegtf2_sse): Likewise.
280 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
281 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
282 avx512f alternatives.
283 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
285 2016-05-12 Richard Biener <rguenther@suse.de>
287 PR tree-optimization/71060
288 * tree-data-ref.c (initialize_data_dependence_relation): Do not
289 require exact match of DR_BASE_OBJECT but only matching address and
292 2016-05-12 Richard Biener <rguenther@suse.de>
294 PR tree-optimization/70986
295 * cfganal.c: Include cfgloop.h.
296 (dfs_find_deadend): Prefer to take edges exiting loops.
298 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
300 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
301 compile and run time.
303 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
306 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
308 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
310 * config/i386/i386.c (legitimize_pic_address): Use
311 copy_to_suggested_reg instead of gen_movsi.
313 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
315 * config/rs6000/predicates.md (quad_memory_operand): Move most of
316 the code into quad_address_p and call it to share code with
317 vsx_quad_dform_memory_operand.
318 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
320 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
321 bit instead of being a separate word. Split -mpower9-dform into
322 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
323 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
324 for the register class supporting 128-bit quad word memory offsets.
325 (mode_supports_vsx_dform_quad): Helper function to return if the
326 register class uses quad word memory offsets.
327 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
328 (rs6000_debug_reg_global): Always print if we are using LRA or not.
329 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
330 instructions are enabled, set up the appropriate addr_masks for
332 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
333 -mpower9-dform-scalar, instead of -mpower9-dform.
334 (rs6000_option_override_internal): Split -mpower9-dform into two
335 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
336 -mpower9-dform switch sets or clears both. If we are not using
337 the LRA register allocator, do not enable -mpower9-dform-vector by
338 default. If we are using LRA, enable -mpower9-dform-vector and
339 -mvsx-timode if it is appropriate. Issue a warning if either
340 -mpower9-dform-vector or -mvsx-timode are explicitly used without
342 (quad_address_offset_p): New helper function to return if the
343 offset is legal for quad word memory instructions.
344 (quad_address_p): New function to determin if GPR or vector
345 register quad word memory addresses are legal.
346 (mem_operand_gpr): Validate quad word address offsets.
347 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
348 d-form (register + offset) instructions.
349 (offsettable_ok_by_alignment): Likewise.
350 (rs6000_legitimate_offset_address_p): Likewise.
351 (legitimate_lo_sum_address_p): Likewise.
352 (rs6000_legitimize_address): Likewise.
353 (rs6000_legitimize_reload_address): Add more debug statements for
355 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
357 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
358 d-form instructions. Distinguish different cases in debug
359 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
361 (rs6000_preferred_reload_class): Likewise.
362 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
363 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
364 of the ISA 2.06 indexed memory instructions.
365 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
366 use them to save/restore the saved vector registers instead of
367 using Altivec instructions.
368 (rs6000_emit_epilogue): Likewise.
369 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
370 (rs6000_opt_masks): Split -mpower9-dform into
371 -mpower9-dform-scalar and -mpower9-dform-vector.
372 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
374 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
375 ISA 3.0 vector indexed memory instructions, and fold the code into
376 the normal mov<mode> patterns.
377 (p9_vecstore_<mode>): Likewise.
378 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
380 (vsx_movti_64bit): Likewise.
381 (vsx_movti_32bit): Likewise.
382 * config/rs6000/constraints.md (wO constraint): New constraint for
383 ISA 3.0 vector d-form support.
384 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
385 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
386 include -mpower9-dform-vector until we switch over to LRA.
387 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
388 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
389 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
390 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
391 for -mpower9-dform and -mlra.
392 * doc/md.texi (wO constraint): Document wO constraint.
394 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
396 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
397 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
398 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
399 Move handling of non-insn arguments inline into the sole user:
400 (output_trans_func): ...here.
401 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
402 in emitted function prototype.
403 (output_internal_insn_latency_func): Ditto. Simplify.
404 (output_internal_maximal_insn_latency_func): Ditto. Delete
405 always-unused argument.
406 (output_insn_latency_func): Ditto.
407 (output_maximal_insn_latency_func): Ditto.
409 2016-05-11 Richard Biener <rguenther@suse.de>
411 PR tree-optimization/71055
412 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
413 sth with precision not equal to access size verify we don't chop
416 2016-05-11 Richard Biener <rguenther@suse.de>
419 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
420 (dwarf2out_finish): Move retry_incomplete_types call ...
421 (dwarf2out_early_finish): ... here.
423 2016-05-11 Richard Biener <rguenther@suse.de>
426 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
427 if the langhook insists on it.
428 * fold-const.c (make_bit_field_ref): Add arg for the original
429 reference and preserve its alias-set.
430 (decode_field_reference): Take exp by reference and adjust it
431 to the original memory reference.
432 (optimize_bit_field_compare): Adjust callers.
433 (fold_truth_andor_1): Likewise.
434 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
436 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
439 * cfgrtl.h (delete_insn_and_edges): Now return bool.
440 * cfgrtl.c (delete_insn_and_edges): Likewise.
441 * config/i386/i386.c (convert_scalars_to_vector): Remove
443 * cse.c (cse_insn): Compute cse_cfg_altered.
444 (delete_trivially_dead_insns): Likewise.
445 (cse_cc_succs): Likewise.
446 (rest_of_handle_cse): Free dominance info if required.
447 (rest_of_handle_cse2): Likewise.
448 (rest_of_handle_cse_after_global_opts): Likewise.
450 2016-05-11 Alan Modra <amodra@gmail.com>
452 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
453 abi_v4_pass_in_fpr): New functions.
454 (rs6000_function_arg_boundary): Exclude complex IBM long double
455 from 64-bit alignment when ABI_V4.
456 (rs6000_function_arg, rs6000_function_arg_advance_1,
457 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
459 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
461 PR rtl-optimization/71028
462 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
463 jump with just a return in the fallthrough block if the branch
464 block contains just a return as well.
466 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
468 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
469 * match.pd ((X & Y) ^ Y): ... this.
470 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
471 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
473 2016-05-10 David Malcolm <dmalcolm@redhat.com>
475 * read-md.c (require_char_ws): New function.
476 (read_string): Simplify using require_char_ws.
477 (handle_constants): Likewise.
478 (handle_enum): Likewise.
479 (handle_file): Likewise.
480 * read-md.h (require_char_ws): New declaration.
481 * read-rtl.c (read_conditions): Simplify using require_char_ws.
482 (read_mapping): Likewise.
483 (read_rtx_code): Likewise.
484 (read_nested_rtx): Likewise.
486 2016-05-10 James Norris <jnorris@codesourcery.com>
488 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
489 if offloading is enabled and -fopenacc or -fopenmp is specified.
490 (CRTOFFLOADEND): Likewise.
491 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
492 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
494 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
496 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
497 gotoff_operand code paths. Use copy_to_suggested_regs and
498 expand_simple_binop where appropriate. Cleanup.
500 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
503 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
505 (dimode_scalar_chain::vector_const_cost): New.
506 (dimode_scalar_chain::compute_convert_gain): Handle constants.
507 (dimode_scalar_chain::convert_op): Likewise.
508 (dimode_scalar_chain::convert_insn): Likewise.
510 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
512 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
513 unary operation, not a binary one.
515 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
518 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
519 calls with type casted fndecl.
521 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
523 PR tree-optimization/70786
524 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
525 * gcc/calls.c (initialize_argument_information): Bind bounds
526 with corresponding args passed by reference.
528 2016-05-10 Jakub Jelinek <jakub@redhat.com>
531 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
532 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
533 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
536 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
539 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
540 code for a zero scale factor.
541 (vsx_xvcvdpuxds_scale): Likewise.
543 2016-05-10 David Malcolm <dmalcolm@redhat.com>
545 * diagnostic-show-locus.c (layout::layout): Call show_ruler
546 if show_ruler_p was set on the context.
547 (layout::show_ruler): New method.
548 * diagnostic.h (struct diagnostic_context): Add field
551 2016-05-10 Richard Biener <rguenther@suse.de>
553 PR tree-optimization/71039
554 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
555 (chk_uses): New function.
556 (propagate_with_phi): Verify we can safely replicate the lhs of an
557 aggregate assignment on all incoming edges.
559 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
561 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
563 (rx_atomic_sequence): New class.
564 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
565 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
567 (rx_atomic_sequence::rx_atomic_sequence,
568 rx_atomic_sequence::~rx_atomic_sequence): New functions.
569 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
570 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
571 CTRLREG_INTB): New constants.
572 (FETCHOP): New code iterator.
573 (fethcop_name, fetchop_name2): New iterator code attributes.
574 (QIHI): New mode iterator.
575 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
576 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
577 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
579 2016-05-10 Martin Liska <mliska@suse.cz>
581 * tree-inline.c (remap_dependence_clique): Do not remap
582 debugging statements.
584 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
586 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
587 ("*fixuns_truncdfdi2_z13")
588 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
589 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
590 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
592 2016-05-10 Richard Biener <rguenther@suse.de>
594 PR tree-optimization/70497
595 PR tree-optimization/28367
596 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
598 (visit_reference_op_load): ... here.
599 (vn_reference_lookup_3): Use it to handle subreg-like accesses
600 with simplified BIT_FIELD_REFs.
601 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
602 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
605 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
607 * dwarf2out.c (add_abstract_origin_attribute): Adjust
608 documentation comment. For BLOCK nodes, add a
609 DW_AT_abstract_origin attribute that points to the DIE generated
610 for the origin BLOCK.
611 (gen_lexical_block_die): Call add_abstract_origin_attribute for
612 blocks from inlined functions.
614 2016-05-10 Alan Modra <amodra@gmail.com>
617 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
618 regrename modifying insns saving lr before __morestack call.
619 * config/rs6000/rs6000.md (split_stack_return): Similarly for
620 insns restoring lr after __morestack call.
622 2016-05-09 Jakub Jelinek <jakub@redhat.com>
624 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
625 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
627 * config/i386/sse.md (vec_interleave_high<mode>,
628 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
629 <avx512>_vpermt2var<mode>3_maskz): Likewise.
631 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
633 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
634 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
635 parallel reassociation for power8 and forward.
637 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
639 * config/i386/i386.md (absneg splitters with general regs): Use
640 general_reg_operand predicate.
641 (btsq peephole2): Use x86_64_immediate_operand to check if new
642 value is suitable for immediate operand. Generate emitted insn
643 using RTL expressions.
644 (btcq peephole2): Ditto.
645 (btrq peephole2): Ditto. Generate correct immediate operand
648 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
650 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
653 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
655 * tree-affine.c (wide_int_constant_multiple_p): Add missing
658 2016-05-09 Richard Biener <rguenther@suse.de>
660 PR tree-optimization/70985
661 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
662 op0 isn't a gimple register.
664 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
666 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
667 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
668 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
669 (i6400_fpu_mult): New cpu units.
670 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
671 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
672 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
673 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
674 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
675 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
676 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
677 (i6400_msa_long_float4, i6400_msa_long_float5)
678 (i6400_msa_long_float8, i6400_msa_fdiv_df)
679 (i6400_msa_fdiv_sf): New reservations.
680 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
681 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
682 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
683 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
684 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
685 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
686 (msa_short_cmp, msa_short_float2, msa_short_logic3)
687 (msa_short_store4, msa_long_load, msa_short_store)
688 (msa_long_logic, msa_long_float2, msa_long_float4)
689 (msa_long_float5, msa_long_float8, msa_long_mult)
690 (msa_long_fdiv, msa_long_div): New reservations.
692 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
693 Sameera Deshpande <sameera.deshpande@imgtec.com>
694 Matthew Fortune <matthew.fortune@imgtec.com>
695 Graham Stott <graham.stott@imgtec.com>
696 Chao-ying Fu <chao-ying.fu@imgtec.com>
698 * config.gcc: Add MSA header file for mips*-*-* target.
699 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
700 (Ubv8i, Urv8): New constraints.
701 * config/mips/mips-ftypes.def: Add function types for MSA
703 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
704 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
705 * config/mips/mips-msa.md: New file.
706 * config/mips/mips-protos.h
707 (mips_split_128bit_const_insns): New prototype.
708 (mips_msa_idiv_insns): Likewise.
709 (mips_split_128bit_move): Likewise.
710 (mips_split_128bit_move_p): Likewise.
711 (mips_split_msa_copy_d): Likewise.
712 (mips_split_msa_insert_d): Likewise.
713 (mips_split_msa_fill_d): Likewise.
714 (mips_expand_msa_branch): Likewise.
715 (mips_const_vector_same_val_p): Likewise.
716 (mips_const_vector_same_bytes_p): Likewise.
717 (mips_const_vector_same_int_p): Likewise.
718 (mips_const_vector_shuffle_set_p): Likewise.
719 (mips_const_vector_bitimm_set_p): Likewise.
720 (mips_const_vector_bitimm_clr_p): Likewise.
721 (mips_msa_vec_parallel_const_half): Likewise.
722 (mips_msa_output_division): Likewise.
723 (mips_ldst_scaled_shift): Likewise.
724 (mips_expand_vec_cond_expr): Likewise.
725 * config/mips/mips.c (enum mips_builtin_type): Add
726 MIPS_BUILTIN_MSA_TEST_BRANCH.
727 (mips_gen_const_int_vector_shuffle): New prototype.
728 (mips_const_vector_bitimm_set_p): New function.
729 (mips_const_vector_bitimm_clr_p): Likewise.
730 (mips_const_vector_same_val_p): Likewise.
731 (mips_const_vector_same_bytes_p): Likewise.
732 (mips_const_vector_same_int_p): Likewise.
733 (mips_const_vector_shuffle_set_p): Likewise.
734 (mips_symbol_insns): Forbid loading symbols via immediate for
736 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
738 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
740 (mips_lx_address_p): Add support load indexed address for MSA.
741 (mips_address_insns): Add calculation of instructions needed for
742 stores and loads for MSA.
743 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
744 CONST_VECTOR for MSA and let it fall through.
745 (mips_ldst_scaled_shift): New function.
746 (mips_subword_at_byte): Likewise.
747 (mips_msa_idiv_insns): Likewise.
748 (mips_legitimize_move): Validate MSA moves.
749 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
750 calculation of costs for MSA division.
751 (mips_split_move_p): Check if MSA moves need splitting.
752 (mips_split_move): Split MSA moves if necessary.
753 (mips_split_128bit_move_p): New function.
754 (mips_split_128bit_move): Likewise.
755 (mips_split_msa_copy_d): Likewise.
756 (mips_split_msa_insert_d): Likewise.
757 (mips_split_msa_fill_d): Likewise.
758 (mips_output_move): Handle MSA moves.
759 (mips_expand_msa_branch): New function.
760 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
761 Reinstate 'y' modifier.
762 (mips_file_start): Add MSA .gnu_attribute.
763 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
765 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
766 (mips_class_max_nregs): Add register size for MSA supported mode.
767 (mips_cannot_change_mode_class): Allow conversion between MSA
768 vector modes and TImode.
769 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
771 (mips_secondary_reload_class): Force MSA loads/stores via memory.
772 (mips_preferred_simd_mode): Add preffered modes for MSA.
773 (mips_vector_mode_supported_p): Add MSA supported modes.
774 (mips_autovectorize_vector_sizes): New function.
775 (mips_msa_output_division): Likewise.
776 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
777 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
778 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
779 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
780 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
781 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
782 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
783 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
784 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
785 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
786 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
787 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
788 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
789 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
790 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
791 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
792 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
793 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
794 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
795 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
796 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
797 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
798 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
799 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
800 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
801 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
802 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
803 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
804 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
805 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
806 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
807 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
808 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
809 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
810 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
811 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
812 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
813 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
814 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
815 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
816 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
817 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
818 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
819 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
820 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
821 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
822 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
823 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
824 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
825 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
826 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
827 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
828 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
829 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
830 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
831 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
832 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
833 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
834 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
835 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
836 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
837 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
838 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
839 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
840 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
841 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
842 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
843 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
844 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
845 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
846 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
847 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
848 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
849 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
850 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
851 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
852 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
853 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
854 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
855 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
856 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
857 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
858 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
859 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
860 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
861 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
862 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
863 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
864 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
865 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
866 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
867 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
868 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
869 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
870 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
871 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
872 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
873 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
874 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
875 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
876 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
877 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
878 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
879 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
880 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
881 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
882 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
883 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
884 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
885 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
886 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
887 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
888 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
889 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
890 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
891 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
892 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
893 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
894 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
895 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
896 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
897 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
898 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
899 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
900 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
901 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
902 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
903 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
904 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
905 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
906 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
907 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
908 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
909 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
910 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
911 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
912 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
913 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
914 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
915 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
916 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
917 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
918 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
919 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
920 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
921 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
922 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
923 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
924 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
925 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
926 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
928 (mips_get_builtin_decl_index): New array.
929 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
930 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
931 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
932 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
933 (mips_init_builtins): Initialize mips_get_builtin_decl_index
935 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
937 (mips_expand_builtin_insn): Prepare operands for
938 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
939 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
940 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
941 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
942 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
943 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
944 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
945 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
946 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
947 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
948 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
949 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
950 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
951 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
952 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
953 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
954 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
955 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
956 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
957 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
958 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
959 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
960 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
961 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
962 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
963 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
964 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
965 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
966 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
967 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
968 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
969 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
970 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
971 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
972 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
973 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
974 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
975 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
976 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
977 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
978 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
979 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
980 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
981 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
982 These are set implicitly and an error is reported if overridden.
983 (mips_expand_builtin_msa_test_branch): New function.
984 (mips_expand_msa_shuffle): Likewise.
985 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
986 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
987 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
988 (mips_expand_vec_unpack): Add support for MSA.
989 (mips_expand_vector_init): Likewise.
990 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
991 instead of const0_rtx.
992 (mips_msa_vec_parallel_const_half): New function.
993 (mips_gen_const_int_vector): Likewise.
994 (mips_gen_const_int_vector_shuffle): Likewise.
995 (mips_expand_msa_cmp): Likewise.
996 (mips_expand_vec_cond_expr): Likewise.
998 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
999 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1001 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1002 (ISA_HAS_MSA): New macro.
1003 (UNITS_PER_MSA_REG): Likewise.
1004 (BITS_PER_MSA_REG): Likewise.
1005 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1006 (MSA_REG_FIRST): New macro.
1007 (MSA_REG_LAST): Likewise.
1008 (MSA_REG_NUM): Likewise.
1009 (MSA_REG_P): Likewise.
1010 (MSA_REG_RTX_P): Likewise.
1011 (MSA_SUPPORTED_MODE_P): Likewise.
1012 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1013 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1014 * config/mips/mips.md: Include mips-msa.md.
1015 (alu_type): Add simd_add.
1016 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1017 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1018 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1019 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1020 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1021 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1022 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1023 simd_move, simd_load, simd_store. Choose "multi" for moves
1025 (qword_mode): New attribute.
1026 (insn_count): Add instruction count for quad moves.
1027 Increase the count for MIPS SIMD division.
1028 (UNITMODE): Add UNITMODEs for vector types.
1029 (addsub): New code iterator.
1030 * config/mips/mips.opt (mmsa): New option.
1031 * config/mips/msa.h: New file.
1032 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1034 * config/mips/mti-linux.h: Likewise.
1035 * config/mips/predicates.md
1036 (const_msa_branch_operand): New constraint.
1037 (const_uimm3_operand): Likewise.
1038 (const_uimm4_operand): Likewise.
1039 (const_uimm5_operand): Likewise.
1040 (const_uimm8_operand): Likewise.
1041 (const_imm5_operand): Likewise.
1042 (aq10b_operand): Likewise.
1043 (aq10h_operand): Likewise.
1044 (aq10w_operand): Likewise.
1045 (aq10d_operand): Likewise.
1046 (const_m1_operand): Likewise.
1047 (reg_or_m1_operand): Likewise.
1048 (const_exp_2_operand): Likewise.
1049 (const_exp_4_operand): Likewise.
1050 (const_exp_8_operand): Likewise.
1051 (const_exp_16_operand): Likewise.
1052 (const_vector_same_val_operand): Likewise.
1053 (const_vector_same_simm5_operand): Likewise.
1054 (const_vector_same_uimm5_operand): Likewise.
1055 (const_vector_same_uimm6_operand): Likewise.
1056 (const_vector_same_uimm8_operand): Likewise.
1057 (par_const_vector_shf_set_operand): Likewise.
1058 (reg_or_vector_same_val_operand): Likewise.
1059 (reg_or_vector_same_simm5_operand): Likewise.
1060 (reg_or_vector_same_uimm6_operand): Likewise.
1061 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1063 * doc/invoke.texi (-mmsa): Document new option.
1065 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1067 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1068 * configure: Regenerate.
1069 * config.in: Regenerate.
1070 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1072 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1073 (ENDFILE_VTV_SPEC): Define.
1075 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1077 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1078 registers in all interrupt handlers if necessary.
1079 (rl78_option_override): Add warning.
1080 (MUST_SAVE_MDUC_REGISTERS): New macro.
1081 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1082 * config/rl78/rl78.c (check_mduc_usage): New function.
1083 (mduc_regs): New structure to hold MDUC register data.
1084 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1085 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1086 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1087 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1088 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1089 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1091 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1093 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1094 (tree-ssa-loop-niter.h): Ditto.
1095 (idx_within_array_bound, ref_within_array_bound): New functions.
1096 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1097 Factor out check on writable base object to ...
1098 (base_object_writable): ... here.
1100 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1102 * config/arm/arm.md (probe_stack): Add modes to set source
1105 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1107 * regrename.c (base_reg_class_for_rename): New static function.
1108 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1110 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1112 * cgraph.c (thunk_adjust): Export.
1113 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1114 * cgraphunit.c (thunk_adjust): Export.
1115 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1117 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1119 * tree-inline.c (expand_call_inline): Expand thunks inline.
1121 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1124 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1125 (*sse2_vd_cvtss2sd): Ditto.
1126 * config/i386/i386.md
1127 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1128 Generate *sse2_vd_cvtsd2ss pattern.
1129 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1130 Generate *sse2_vd_cvtss2sd pattern.
1132 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1134 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1135 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1138 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1140 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1141 * config/sh/sh.c: Define and declare variables on first use throughout
1143 (current_function_interrupt): Change to bool type.
1144 (frame_insn): Rename to emit_frame_insn and update users.
1145 (push_regs): Use bool for 'interrupt_handler' argument.
1146 (save_schedule_s): Remove.
1147 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1148 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1149 targetm.asm_out.unaligned_op.di.
1150 (gen_far_branch): Remove redundant forward declaration.
1151 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1152 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1153 (sh_set_return_address, sh_function_ok_for_sibcall,
1154 scavenge_reg): Update comments.
1155 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1156 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1157 (sh_attr_renesas_p): Remove unnecessary parentheses.
1158 (branch_dest): Simplify.
1159 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1160 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1161 (CUMULATIVE_ARGS): Change macro to typedef.
1162 (current_function_interrupt): Change to bool type.
1163 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1164 Surround with __cplusplus ifdef.
1165 (sh_compare_op0, sh_compare_op1): Remove.
1166 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1168 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1170 * config/arm/arm.md: (arch): Add neon.
1171 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1172 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1173 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1174 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1175 attributes for alt renumbering. Mark alt 3 as non-predicable.
1176 (thumb2_movdf_vfp): Likewise.
1178 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1181 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1182 (*andqi_1): Add preferred_for_speed attribute to disparage
1183 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1184 (*<code>qi_1): Ditto.
1185 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1186 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1187 (*ashlqi3_1): Ditto.
1188 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1189 Add preferred_for_size attribute to disparage alternative 0 and
1190 preferred_for_speed attribute to disparage alternative 1 for
1191 TARGET_PARTIAL_REG_STALL targets.
1193 2016-05-07 Tom de Vries <tom@codesourcery.com>
1195 PR tree-optimization/70956
1196 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1199 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1201 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1202 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1203 * config/sh/sh.md (branch_zero): Remove define_attr.
1204 (define_delay): Disable delay slot if branch distance is one insn.
1206 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/i386.md (LEAMODE): New mode attribute.
1209 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1210 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1211 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1212 operand 2 predicate.
1213 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1214 (*lea<mode>_general_3): Ditto.
1215 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1217 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1219 * genmddump.c (main): Convert argv from char ** to const char **.
1221 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1223 * coretypes.h (OVERRIDE): New macro.
1226 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1228 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1229 allow coalescing if the types are compatible.
1231 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1233 * pass_manager.h (pass_manager::register_pass_name): New method.
1234 (pass_manager::get_pass_by_name): New method.
1235 (pass_manager::create_pass_tab): New method.
1236 (pass_manager::m_name_to_pass_map): New field.
1237 * passes.c (name_to_pass_map): Delete global in favor of field
1238 "m_name_to_pass_map" of pass_manager.
1239 (register_pass_name): Rename from a function to...
1240 (pass_manager::register_pass_name): ...this method, updating
1241 for renaming of global "name_to_pass_map" to field
1242 "m_name_to_pass_map".
1243 (create_pass_tab): Rename from a function to...
1244 (pass_manager::create_pass_tab): ...this method, updating
1245 for renaming of global "name_to_pass_map" to field.
1246 (get_pass_by_name): Rename from a function to...
1247 (pass_manager::get_pass_by_name): ...this method.
1248 (enable_disable_pass): Convert use of get_pass_by_name to
1249 a method call, locating the pass_manager singleton.
1251 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1253 * genattr-common.c (main): Convert argv from char ** to const char **.
1254 * genattr.c (main): Likewise.
1255 * genattrtab.c (main): Likewise.
1256 * genautomata.c (initiate_automaton_gen): Likewise.
1258 * gencodes.c (main): Likewise.
1259 * genconditions.c (main): Likewise.
1260 * genconfig.c (main): Likewise.
1261 * genconstants.c (main): Likewise.
1262 * genemit.c (main): Likewise.
1263 * genenums.c (main): Likewise.
1264 * genextract.c (main): Likewise.
1265 * genflags.c (main): Likewise.
1266 * genmddeps.c (main): Likewise.
1267 * genopinit.c (main): Likewise.
1268 * genoutput.c (main): Likewise.
1269 * genpeep.c (main): Likewise.
1270 * genpreds.c (main): Likewise.
1271 * genrecog.c (main): Likewise.
1272 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1273 (init_rtx_reader_args): Likewise.
1274 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1275 (init_rtx_reader_args): Likewise.
1276 * gentarget-def.c (main): Likewise.
1277 * read-md.c (read_md_files): Likewise.
1278 * read-md.h (read_md_files): Likewise.
1280 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1282 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1283 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1284 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1285 Remove unused predicate.
1286 (register_and_not_fp_reg_operand): Ditto.
1288 2016-05-06 Martin Liska <mliska@suse.cz>
1290 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1291 instead of vec as the vector is local to the function.
1293 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1295 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1296 avx512bw alternative.
1298 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1299 before the ashr<mode>3 pattern.
1301 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1302 v instead of x in vex or maybe_vex alternatives, use
1303 maybe_evex instead of vex in prefix.
1305 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1306 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1307 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1308 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1311 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1312 v instead of x in vex or maybe_vex alternatives, use
1313 maybe_evex instead of vex in prefix.
1315 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1316 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1317 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1318 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1319 alternatives, use maybe_evex instead of vex in prefix.
1321 * config/i386/sse.md (vec_interleave_lowv4sf,
1322 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1323 v instead of x in vex or maybe_vex alternatives, use
1324 maybe_evex instead of vex in prefix.
1326 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1327 v instead of x in vex or maybe_vex alternatives, use
1328 maybe_evex instead of vex in prefix.
1330 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1331 v constraint instead of x.
1333 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1335 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1336 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1339 2016-05-06 Richard Biener <rguenther@suse.de>
1341 PR tree-optimization/70948
1342 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1343 Properly clobber all fields of va_list for __builtin_va_start.
1345 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1348 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1349 loop latch destination.
1351 2016-05-06 Martin Liska <mliska@suse.cz>
1353 * tree-ssa-uninit.c: Apply manual changes
1354 to the GNU coding style.
1355 (prune_uninit_phi_opnds): Rename from
1356 prune_uninit_phi_opnds_in_unrealizable_paths.
1358 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1360 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1361 mspace): Remove deprecated options.
1362 * doc/invoke.texi (SH options): Remove -mspace.
1364 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1366 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1368 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1370 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1371 corresponding combine split pattern.
1373 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1376 * config/sh/predicates.md (long_displacement_mem_operand): New.
1377 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1378 Add movi20, movi20s alternatives. Adjust length attribute for
1380 (movsi_ie): Allow for any FPU. Adjust length attribute for
1382 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1383 attribute for alternatives.
1384 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1385 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1386 length attribute for alternatives.
1388 2016-05-06 Richard Biener <rguenther@suse.de>
1390 PR tree-optimization/70960
1391 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1393 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1396 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1397 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1399 2016-05-06 Marek Polacek <polacek@redhat.com>
1402 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1404 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1407 * config/sh/sh.md (*rotcr): Add another variant.
1409 2016-05-06 Richard Biener <rguenther@suse.de>
1412 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1414 2016-05-06 Richard Biener <rguenther@suse.de>
1417 * fold-const.c (split_tree): Always convert to the original type
1420 2016-05-06 Richard Biener <rguenther@suse.de>
1422 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1423 (fwprop_addr): Likewise.
1425 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1428 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1430 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1431 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1432 the splitter condition.
1433 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1434 the splitter condition.
1435 (FP float_extend load splitter): Ditto.
1437 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1440 to REGNO in all peephole2 patterns.
1441 (post-reload splitters): Change true_regnum to REGNO in
1442 post-reload splitters.
1443 (zero_extend splitters): Use general_reg_operand and
1444 nonimmediate_gr_operand predicates.
1446 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1448 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1449 v constraint instead of x.
1451 2016-05-05 Alan Modra <amodra@gmail.com>
1454 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1455 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1456 TARGET_NO_FP_IN_TOC for -mrelocatable.
1457 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1458 TARGET_RELOCATABLE test.
1459 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1460 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1461 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1462 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1463 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1464 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1465 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1466 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1467 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1468 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1470 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1471 (rs6000_stack_info): Likewise.
1472 (rs6000_elf_asm_out_constructor): Likewise.
1473 (rs6000_elf_asm_out_destructor): Likewise.
1474 (rs6000_elf_declare_function_name): Likewise.
1475 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1476 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1479 2016-05-05 Alan Modra <amodra@gmail.com>
1481 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1483 2016-05-05 Alan Modra <amodra@gmail.com>
1485 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1486 out-of-line gpr restore for one or two regs if that would add
1489 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1492 * config/i386/i386.md
1493 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1494 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1495 as operand 0 predicate.
1496 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1498 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1499 Ditto. Emit the pattern using RTX.
1501 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1502 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1503 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1504 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1506 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1507 sse_reg_operand as operand 0 predicate.
1509 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1510 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1511 instead of gen_rtx_REG.
1512 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1515 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1517 * function.c (emit_use_return_register_into_block): Delete.
1518 (gen_return_pattern): Delete.
1519 (emit_return_into_block): Delete.
1520 (active_insn_between): Delete.
1521 (convert_jumps_to_returns): Delete.
1522 (emit_return_for_exit): Delete.
1523 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1524 simple_return for shrink-wrapped blocks.
1525 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1526 end of blocks that need one.
1527 (get_unconverted_simple_return): Delete.
1528 (convert_to_simple_return): Delete.
1529 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1530 (convert_to_simple_return): Ditto.
1532 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1534 * cfgcleanup.c (bb_is_just_return): New function.
1535 (try_optimize_cfg): Simplify jumps to return, branches to return,
1536 and branches around return.
1538 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1540 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1543 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1547 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1548 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1549 assert flags & OEP_HASH_CHECK, instead of asserting it
1550 never happens. Handle TARGET_EXPR.
1551 * fold-const.c (operand_equal_p): For hash verification,
1552 or in OEP_HASH_CHECK into flags.
1554 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1556 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1558 (compute_samebase_partition_bases): Fix typo.
1560 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1562 * config/i386/sse.md (vec_interleave_highv8sf,
1563 vec_interleave_lowv8sf, vec_interleave_highv4df,
1564 vec_interleave_lowv4df): Remove constraints from expanders.
1566 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1568 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1570 * tree-inline.c (expand_call_inline): Fix path dealing with
1571 making lhs of call statement undefined.
1573 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1575 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1576 Check availability on NODE, too.
1577 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1578 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1579 (varpool_node::call_for_symbol_and_aliase): Likewise.
1580 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1581 (propagate_pure_const): Propagate across interposable functions, too.
1582 (skip_function_for_local_pure_const): Do not skip interposable bodies
1584 (pass_local_pure_const::execute): Update.
1586 2016-05-04 Marek Polacek <polacek@redhat.com>
1588 * doc/invoke.texi: Document -Wdangling-else.
1590 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1592 * config.gcc: Error out when conflicting multilib is detected. Do not
1593 loop over multilibs since no combination is legal.
1595 2016-05-04 Alan Modra <amodra@gmail.com>
1597 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1598 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1599 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1602 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1604 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1605 Clean up p5600 comments.
1607 2016-05-04 Richard Biener <rguenther@suse.de>
1609 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1610 constructor simplifications.
1611 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1613 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1615 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1616 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1617 result.set_rtx is null instead of aborting.
1618 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1620 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1621 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1622 *mov<mode>_store_postinc): New patterns.
1624 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1626 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1627 as commutative. Check both conversions are NOP.
1628 ((A & B) OP (C & B)): Remove.
1630 2016-05-04 Alan Modra <amodra@gmail.com>
1632 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1634 2016-05-04 Alan Modra <amodra@gmail.com>
1637 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1638 when cr2,3,4 are all fixed regs.
1640 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1642 PR rtl-optimization/57193
1643 * opts.c (default_options_table): Revert OPT_frename_registers change.
1644 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1646 2016-05-03 Martin Sebor <msebor@redhat.com>
1649 * builtins.c (fold_builtin_FILE): New function.
1650 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1651 (fold_builtin_0): Call them.
1652 * gimplify.c (gimplify_call_expr): Remove the handling of
1653 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1656 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1657 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1661 * doc/extend.texi (Function Names as Strings): Update __func__,
1662 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1665 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1666 Richard Biener <rguenther@suse.de>
1668 PR tree-optimization/70916
1669 * tree-if-conv.c: Include cfganal.h.
1670 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1671 and remove_fake_exit_edges around the optimization pass.
1673 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1675 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1676 (cgraph_edge::make_direct): Likewise.
1677 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1678 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1679 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1680 (CIF_THUNK): New code.
1681 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1682 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1683 (compute_inline_parameters): Set inline_failed for thunks.
1684 (inline_analyze_function): Cleanup.
1685 * ipa-inline.c (can_inline_edge_p): Do not deal with
1686 call_stmt_cannot_inline_p.
1687 (can_early_inline_edge_p): Likewise.
1688 (early_inliner): Initialize inline_failed.
1689 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1691 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1693 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1694 from nonimm_ssenomem_operand.
1695 (nonimm_ssenomem_operand): New predicate.
1696 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1697 as operand 0 predicate.
1698 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1699 Disable unsupported alternatives using "enabled" attribute.
1700 Use register_ssemem_operand as operand 0 predicate.
1701 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
1703 2016-05-03 Marek Polacek <polacek@redhat.com>
1706 * input.c (expansion_point_location): New function.
1707 * input.h (expansion_point_location): Declare.
1709 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
1711 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
1712 occurence with frame_offset_ ones.
1714 2016-05-03 Alan Modra <amodra@gmail.com>
1716 PR rtl-optimization/70890
1717 * ira.c (combine_and_move_insns): When moving def_insn, remove
1720 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
1722 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
1723 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
1724 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
1725 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
1727 2016-05-03 Alan Modra <amodra@gmail.com>
1729 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
1730 for SAVE_MULTIPLE/STORE_MULTIPLE.
1732 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1734 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
1735 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
1737 2016-05-03 Richard Biener <rguenther@suse.de>
1739 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
1741 (gimplify_arg): Likewise.
1742 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
1743 re-writing the result to a decl if required.
1744 (internal_get_tmp_var): Add allow_ssa parameter
1745 and override into_ssa with it.
1746 (get_formal_tmp_var): Adjust.
1747 (get_initialized_tmp_var): Add allow_ssa parameter.
1748 (gimplify_arg): Add allow_ssa parameter and avoid generating
1749 SSA names for the result false.
1750 (gimplify_call_expr): If the call may return twice do not
1751 gimplify parameters into SSA.
1752 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
1753 (gimplify_modify_expr): Adjust assert. For noreturn calls
1754 with a SSA name LHS adjust its def.
1755 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
1756 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
1757 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
1758 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
1759 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
1760 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
1761 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
1762 (optimize_target_teams): Do not allow SSA names for clause operands.
1763 (gimplify_expr): Likewise for where we mark the result addressable.
1764 * passes.def (pass_init_datastructures): Remove.
1765 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
1766 (rewrite_stmt): Likewise.
1767 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
1768 (replace_locals_op): Replace SSA names.
1769 (copy_gimple_seq_and_replace_locals): Init src_cfun.
1770 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
1771 * cgraph.c (release_function_body): Free CFG annotations only
1772 when we have a CFG. Simplify.
1773 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1774 force_gimple_operand instead of get_initialized_tmp_var.
1775 * tree-pass.h (make_pass_init_datastructures): Remove.
1776 * tree-ssa.c (execute_init_datastructures): Remove.
1777 (pass_data_init_datastructures): Likewise.
1778 (class pass_init_datastructures): Likewise.
1779 (make_pass_init_datastructures): Likewise.
1780 * omp-low.c (create_omp_child_function): Init SSA data structures.
1781 (grid_expand_target_grid_body): Likewise.
1782 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
1783 name before adding it to names_to_release.
1784 (remove_bb): Always release SSA defs.
1785 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
1786 before dereferencing it.
1787 * cgraphunit.c (init_lowered_empty_function): Always
1788 int SSA data structures.
1789 * tree-ssanames.c (release_defs): Remove assert that we are in
1791 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
1793 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1794 Uros Bizjak <ubizjak@gmail.com>
1796 PR rtl-optimization/70467
1797 * config/i386/predicates.md (x86_64_hilo_int_operand,
1798 x86_64_hilo_general_operand): New predicates.
1799 * config/i386/constraints.md (Wd): New constraint.
1800 * config/i386/i386.md (mode attr di): Use Wd instead of e.
1801 (general_hilo_operand): New mode attr.
1802 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
1803 instead of <general_operand>.
1804 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
1805 x86_64_hilo_general_operand instead of <general_operand>.
1807 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1809 PR tree-optimization/70916
1810 * tree-if-conv.c (constant_or_ssa_name): Removed.
1811 (fold_build_cond_expr): Use is_gimple_val instead of
1812 constant_or_ssa_name.
1814 PR tree-optimization/70916
1815 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
1816 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
1819 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
1820 (optimize_atomic_bit_test_and): New function.
1821 (pass_fold_builtins::execute): Use it.
1822 * optabs.def (atomic_bit_test_and_set_optab,
1823 atomic_bit_test_and_complement_optab,
1824 atomic_bit_test_and_reset_optab): New optabs.
1825 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
1826 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
1827 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
1828 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
1829 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
1830 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
1831 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
1832 * doc/md.texi (atomic_bit_test_and_set@var{mode},
1833 atomic_bit_test_and_complement@var{mode},
1834 atomic_bit_test_and_reset@var{mode}): Document.
1835 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
1836 atomic_bit_test_and_complement<mode>,
1837 atomic_bit_test_and_reset<mode>): New expanders.
1838 (atomic_bit_test_and_set<mode>_1,
1839 atomic_bit_test_and_complement<mode>_1,
1840 atomic_bit_test_and_reset<mode>_1): New insns.
1842 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
1844 PR rtl-optimization/70687
1845 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
1846 instead of unsigned HOST_WIDE_INT.
1848 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
1850 PR rtl-optimization/44281
1851 * hard-reg-set.h (struct target_hard_regs): New field
1852 x_fixed_nonglobal_reg_set.
1853 (fixed_nonglobal_reg_set): New macro.
1854 * reginfo.c (init_reg_sets_1): Initialize it.
1855 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
1857 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
1859 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1861 PR tree-optimization/56541
1862 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
1863 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
1864 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
1865 (any_complicated_phi): new static variable.
1866 (aggressive_if_conv): delete.
1867 (if_convertible_phi_p): support phis with more than two arguments.
1868 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
1869 critical pred edges.
1870 (ifcvt_split_critical_edges): support phis with more than two
1871 arguments by checking new parameter. only split critical edges
1873 (tree_if_conversion): handle simd pragma marked loop using new
1874 local variable aggressive_if_conv. check any_complicated_phi.
1876 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1878 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
1881 2016-05-03 Bin Cheng <bin.cheng@arm.com>
1883 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
1886 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
1888 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
1889 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
1890 define_insn_and_split.
1891 (mulsi3_i): New define_insn_and_split.
1892 (mulsi3_call): Convert to define_insn.
1893 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
1896 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1898 * machmode.h (mode_complex): Add support to give the complex mode
1900 (GET_MODE_COMPLEX_MODE): Likewise.
1901 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
1902 stored by build_complex_type and gfc_build_complex_type instead of
1903 trying to figure out the appropriate mode based on the size. Raise
1904 an assertion error, if the type was not set.
1905 * genmodes.c (struct mode_data): Add field for the complex type of
1907 (blank_mode): Likewise.
1908 (make_complex_modes): Remember the complex mode created in the
1910 (emit_mode_complex): Write out the mode_complex array to map a
1911 type mode to the complex version.
1912 (emit_insn_modes_c): Likewise.
1913 * tree.c (build_complex_type): Set the complex type to use before
1914 calling layout_type.
1915 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
1916 support for __float128 complex datatypes.
1917 (rs6000_hard_regno_mode_ok): Likewise.
1918 (rs6000_setup_reg_addr_masks): Likewise.
1919 (rs6000_complex_function_value): Likewise.
1920 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
1921 __float128 and __ibm128 complex.
1922 (FLOAT128_IBM_P): Likewise.
1923 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1924 * doc/extend.texi (Additional Floating Types): Document that
1925 -mfloat128 must be used to enable __float128. Document complex
1926 __float128 and __ibm128 support.
1928 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1931 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
1932 char/short arguments promoted to int because of promote_prototypes.
1934 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
1936 * config/i386/predicates.md (register_ssemem_operand): New predicate.
1937 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
1938 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
1939 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
1940 alternatives using "enabled" attribute. Use register_ssemem_operand
1941 as operand 1 predicate.
1942 (*cmpi<unord>xf_i387): Split XFmode pattern from
1943 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
1944 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
1945 *absneg<mode>2_i387. Disable unsupported alternatives using
1946 "enabled" attribute.
1947 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
1949 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
1951 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
1953 (oacc_loop_process): Check mask for loop termination.
1955 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1957 * cif-code.def (CIF_THUNK): Add.
1958 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
1961 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
1963 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
1964 (dump_inline_summary): Dump it.
1965 (fp_expression_p): New predicate.
1966 (estimate_function_body_sizes): Use it.
1967 (inline_merge_summary): Merge fp_expressions.
1968 (inline_read_section): Read fp_expressions.
1969 (inline_write_summary): Write fp_expressions.
1970 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
1971 codegen boundary if either caller or callee is !fp_expressions.
1972 * ipa-inline.h (inline_summary): Add fp_expressions.
1973 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
1974 to fp_expressions be sure the fp generation flags are updated.
1976 2016-05-02 Jakub Jelinek <jakub@redhat.com>
1978 PR rtl-optimization/70467
1979 * cse.c (cse_insn): Handle no-op MEM moves after folding.
1981 PR rtl-optimization/70467
1982 * ipa-pure-const.c (check_call): Handle internal calls even in
1983 ipa mode like in local mode.
1985 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
1987 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
1989 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
1991 * match.pd (X u< X, X u> X): New transformations.
1993 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
1995 * flag-types.h (enum warn_strict_overflow_code): Move ...
1996 * coretypes.h: ... here.
1997 * fold-const.h (fold_overflow_warning): Declare.
1998 * fold-const.c (fold_overflow_warning): Make non-static.
1999 (fold_comparison): Move the transformation of X +- C1 CMP C2
2000 into X CMP C2 -+ C1 ...
2001 * match.pd: ... here.
2002 * gimple-fold.c (fold_stmt_1): Protect with
2003 fold_defer_overflow_warnings.
2005 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2007 * omp-low.c (struct oacc_loop): Add 'inner' field.
2008 (new_oacc_loop_raw): Initialize it to zero.
2009 (oacc_loop_fixed_partitions): Initialize it.
2010 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2011 available partitioning.
2013 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2015 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2017 (umulsidi3): Likewise.
2018 (indirect_jump): Fix jump instruction assembly patterns.
2020 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2023 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2024 (nvptx_function_value): Assert non-NULL cfun.
2026 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2028 PR rtl-optimization/70886
2029 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2031 * cselib.h (rtx_equal_for_cselib_1): Declare.
2032 (rtx_equal_for_cselib_p: New inline function.
2033 * cselib.c (rtx_equal_for_cselib_p): Delete.
2034 (rtx_equal_for_cselib_1): Make public.
2036 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2038 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2039 (register_mixssei387nonimm_operand): Remove predicate.
2040 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2041 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2042 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2043 for TARGET_MIX_SSE_I387 alternatives.
2044 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2045 Disable unsupported alternatives using "enabled" attribute. Use
2046 nonimm_ssenomem_operand as operand 1 predicate. Also check
2047 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2049 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2051 * tree.c (cst_and_fits_in_hwi): Simplify.
2053 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2055 * tree.h (wi::to_wide): New function.
2056 * expr.c (expand_expr_real_1): Use wi::to_wide.
2057 * fold-const.c (int_const_binop_1): Likewise.
2058 (extract_muldiv_1): Likewise.
2060 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2062 * wide-int.h: Update offset_int and widest_int documentation.
2063 (WI_SIGNED_SHIFT_RESULT): New macro.
2064 (wi::binary_shift): Define signed_shift_result_type for
2065 shifts on offset_int- and widest_int-like types.
2066 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2067 * tree.h (int_bit_position): Use shift operators instead of wi::
2069 * alias.c (adjust_offset_for_component_ref): Likewise.
2070 * expr.c (get_inner_reference): Likewise.
2071 * fold-const.c (fold_comparison): Likewise.
2072 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2073 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2074 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2075 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2076 (stmt_kills_ref_p): Likewise.
2077 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2078 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2079 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2080 (ao_ref_init_from_vn_reference): Likewise.
2082 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2084 * wide-int.h: Update offset_int and widest_int documentation.
2085 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2086 (wi::binary_traits): Allow ordered comparisons between offset_int and
2087 offset_int, between widest_int and widest_int, and between either
2088 of these types and basic C types.
2089 (operator <, <=, >, >=): Define for the same combinations.
2090 * tree.h (tree_int_cst_lt): Use comparison operators instead
2091 of wi:: comparisons.
2092 (tree_int_cst_le): Likewise.
2093 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2094 (fold_nonarray_ctor_reference): Likewise.
2095 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2096 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2097 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2098 * tree-sra.c (completely_scalarize): Likewise.
2099 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2100 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2101 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2102 (check_for_binary_op_overflow): Likewise.
2103 (search_for_addr_array): Likewise.
2104 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2106 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2108 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2109 (arc_save_restore): Likewise.
2110 (arc_dwarf_register_span): Likewise.
2111 (arc_output_pic_addr_const): Initialize suffix variable.
2113 2016-05-02 Martin Liska <mliska@suse.cz>
2115 * symbol-summary.h (function_summary::function_summary):
2116 Remove checking assert for all cgraph nodes.
2117 (function_summary::get): Check summary_uid.
2118 (symtab_insertion): Check summary_uid.
2120 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2122 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2123 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2125 (arc_dwarf_register_span): Remove enum keyword.
2126 (compact_memory_operand_p): New function.
2127 * config/arc/arc.h (reg_class): Add code density register classes.
2128 (REG_CLASS_NAMES): Likewise.
2129 (REG_CLASS_CONTENTS): Likewise.
2130 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2131 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2132 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2133 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2134 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2136 (h, Rcd, Rsd, Rzd): New register constraints.
2137 (T): Use compact_memory_operand_p function.
2138 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2140 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2142 * config/sh/sh.md (*negnegt, *movtt): Remove.
2144 2016-05-02 Marek Polacek <polacek@redhat.com>
2145 Tom de Vries <tom@codesourcery.com>
2147 PR tree-optimization/70700
2148 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2149 bigger than FIRST_REF_NODE.
2151 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2154 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2156 (prepare_cbranch_operands): Don't use scratch register. Assume that
2157 function is used when pseudos can be created.
2158 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2159 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2160 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2161 define_expand. Allow it only when pseudos can be created.
2162 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2164 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2166 * config/i386/constraints.md (BC): Only allow -1 operands.
2167 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2168 Add "enabled" attribute. Update XI mode attribute calculation.
2169 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2170 (*movoi_internal_avx): Update XI mode attribute calculation.
2171 (*movti_internal): Ditto.
2173 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2175 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2176 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2178 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2180 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2181 statement on instruction code. Remove trailing spaces.
2182 (altivec_expand_stv_builtin): Likewise.
2184 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2186 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2187 (TARGET_FPU_DOUBLE): Simplify.
2188 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2189 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2190 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2191 with 'TARGET_FPU_DOUBLE'.
2192 * config/sh/sh.md: Likewise.
2194 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2196 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2197 SH_DIV_STR_FOR_SIZE): Remove.
2198 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2199 SH_DIV_STR_FOR_SIZE): Remove.
2201 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2203 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2204 logical_reg_operand): Delete.
2205 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2206 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2207 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2208 match_operand and match_test.
2209 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2210 variables on their first use. Return bool values.
2211 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2212 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2213 arith_reg_operand for input operand. Remove empty constraints.
2215 (*xorsi3_compact): Rename to xorsi3.
2216 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2217 (*zero_extend<mode>si2_disp_mem): Update comment.
2220 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2222 * config/sh/t-sh: Remove SH5 support.
2223 * config.gcc: Likewise.
2224 * configure: Likewise.
2226 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2228 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2230 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2232 * config/sh/sh.c (register_sh_passes, sh_option_override,
2233 sh_print_operand, prepare_move_operands,
2234 sh_can_follow_jump): Remove TARGET_SH1 checks.
2235 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2236 PROMOTE_MODE): Likewise.
2237 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2240 2016-04-30 Alan Modra <amodra@gmail.com>
2242 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2243 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2244 Check for user regs later to avoid unnecessary looping over regs.
2245 Merge user reg check with non-saved reg check. Don't force
2246 inline VR restore when static chain used.
2247 (rs6000_frame_related): Omit eh_frame info for user regs when
2249 (fixed_regs_p): Delete.
2251 2016-04-30 Alan Modra <amodra@gmail.com>
2253 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2254 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2257 2016-04-30 Alan Modra <amodra@gmail.com>
2260 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2261 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2264 2016-04-30 Alan Modra <amodra@gmail.com>
2266 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2267 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2268 flag_pic test for Darwin.
2270 2016-04-30 Alan Modra <amodra@gmail.com>
2272 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2273 throw_calls_crossed.
2274 (REG_FREQ_CALLS_CROSSED): Delete.
2275 (REG_N_THROWING_CALLS_CROSSED): Delete.
2276 * regstat.c (regstat_bb_compute_ri): Don't calculate
2277 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2278 (dump_reg_info): Don't print call cross frequency.
2279 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2280 and REG_N_THROWING_CALLS_CROSSED.
2282 2016-04-30 Alan Modra <amodra@gmail.com>
2284 * regs.h (struct reg_info_t): Delete live_length.
2285 (REG_LIVE_LENGTH): Delete macro.
2286 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2287 local_live, local_processed and local_live_last_luid params.
2288 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2290 (regstat_compute_ri): Adjust for above. Don't set
2292 (dump_reg_info): Don't print live length.
2293 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2294 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2295 Localize loop_depth var.
2297 2016-04-30 Alan Modra <amodra@gmail.com>
2299 * ira.c (enum valid_equiv): New.
2300 (validate_equiv_mem): Return enum.
2301 (update_equiv_mem): Create replacement in more cases.
2302 (add_store_equivs): Update validate_equiv_mem call.
2304 2016-04-30 Alan Modra <amodra@gmail.com>
2306 * ira.c (combine_and_move_insns): Rather than scanning insns,
2307 use DF infrastucture to find use and def insns.
2309 2016-04-30 Alan Modra <amodra@gmail.com>
2311 ira.c (combine_and_move_insns): Move invariant conditions..
2312 (ira.c): ..to here. Call combine_and_move_insns before
2313 add_store_equivs. Call grow_reg_equivs later. Allocate
2314 req_equiv later using max_reg_num() rather than global max_regno.
2315 (contains_replace_regs): Delete.
2316 (add_store_equivs): Remove contains_replace_regs test.
2318 2016-04-30 Alan Modra <amodra@gmail.com>
2320 * ira.c (struct equiv_mem_data): New.
2321 (equiv_mem, equiv_mem_modified): Delete static vars.
2322 (validate_equiv_mem_from_store): Use "data" param to communicate..
2323 (validate_equiv_mem): ..from here.
2325 2016-04-30 Alan Modra <amodra@gmail.com>
2327 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2329 (update_reg_equivs): ..here. Move allocation and freeing of
2330 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2331 end_alias_analysis to..
2334 2016-04-30 Alan Modra <amodra@gmail.com>
2336 * ira.c (pdx_subregs): Delete.
2337 (struct equivalence): Add pdx_subregs field.
2338 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2340 (update_equiv_regs): Don't create or free pdx_subregs. Update
2343 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2345 * config/rs6000/altivec.h: Change definitions of vec_xl and
2347 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2348 (LD_ELEMREV_V2DI): New.
2349 (LD_ELEMREV_V4SF): New.
2350 (LD_ELEMREV_V4SI): New.
2351 (LD_ELEMREV_V8HI): New.
2352 (LD_ELEMREV_V16QI): New.
2353 (ST_ELEMREV_V2DF): New.
2354 (ST_ELEMREV_V2DI): New.
2355 (ST_ELEMREV_V4SF): New.
2356 (ST_ELEMREV_V4SI): New.
2357 (ST_ELEMREV_V8HI): New.
2358 (ST_ELEMREV_V16QI): New.
2361 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2362 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2363 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2364 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2365 (altivec_expand_builtin): Add handling for
2366 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2367 (rs6000_invalid_builtin): Add error-checking for
2368 RS6000_BTM_P9_VECTOR.
2369 (altivec_init_builtins): Define builtins used to implement vec_xl
2371 (rs6000_builtin_mask_names): Define power9-vector.
2372 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2373 (RS6000_BTM_P9_VECTOR): Define.
2374 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2375 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2376 (vsx_ld_elemrev_v2df): Likewise.
2377 (vsx_ld_elemrev_v4sf): Likewise.
2378 (vsx_ld_elemrev_v4si): Likewise.
2379 (vsx_ld_elemrev_v8hi): Likewise.
2380 (vsx_ld_elemrev_v16qi): Likewise.
2381 (vsx_st_elemrev_v2df): Likewise.
2382 (vsx_st_elemrev_v2di): Likewise.
2383 (vsx_st_elemrev_v4sf): Likewise.
2384 (vsx_st_elemrev_v4si): Likewise.
2385 (vsx_st_elemrev_v8hi): Likewise.
2386 (vsx_st_elemrev_v16qi): Likewise.
2387 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2390 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2392 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2394 (simplify_control_stmt_condition_1): ... here. Recurse into
2395 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2397 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2400 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2401 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2402 define_insn_and_split to define_insn.
2403 (zero_extendqi<mode>2_dot2): Same.
2404 (extendqi<mode>2_dot): Same.
2405 (extendqi<mode>2_dot2): Same.
2407 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2409 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2410 (probe_stack): New expander.
2411 (probe_stack_<mode>): New insn pattern.
2413 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/i386.md
2416 (operations with memory inputs setting flags peephole2):
2417 Remove uneeded REG_P checks. Cleanup pattern generation.
2419 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2421 * tree-vect-loop.c (vect_transform_loop): Fix
2422 nb_iterations_upper_bound computation for vectorized loop.
2424 2016-04-29 Marek Polacek <polacek@redhat.com>
2425 Jakub Jelinek <jakub@redhat.com>
2428 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2429 TARGET_EXPR_SLOT as a base.
2431 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2433 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2434 with 'rCm2' constraints to limit possible immediate size.
2435 (*load_zeroextendqisi_update): Likewise.
2436 (*load_signextendqisi_update): Likewise.
2437 (*loadhi_update): Likewise.
2438 (*load_zeroextendhisi_update): Likewise.
2439 (*load_signextendhisi_update): Likewise.
2440 (*loadsi_update): Likewise.
2441 (*loadsf_update): Likewise.
2443 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/predicates.md (constm1_operand): Fix comparison.
2447 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2449 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2451 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2453 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2454 remaining SH5 related settings.
2455 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2456 shmedia_prepare_call_address): Delete.
2457 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2458 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2459 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2460 UNSUPPORTED_SH2A): Remove m5 checks.
2461 (sh_divide_strategy_e): Remove SH5 division strategies.
2462 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2463 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2465 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2467 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2469 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2471 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2472 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2474 * config/s390/vector.md ("mov<mode>"): Likewise.
2476 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2478 * config/s390/constraints.md ("U", "W"): Invoke
2479 s390_mem_constraint with "ZR" and "ZT".
2480 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2481 addresses when using LRA. Accept also short displacements for S
2482 and T constraints. Do not check for long displacement target for
2483 S and T constraints.
2484 (s390_mem_constraint): Remove handling of U and W constraints.
2485 * config/s390/s390.md (various patterns): Remove the short
2486 displacement constraints (Q and R) if a long displacement
2487 constraint is present. Add longdisp as required CPU capability.
2488 * config/s390/vector.md: Likewise.
2489 * config/s390/vx-builtins.md: Likewise.
2491 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2494 * reload1.c (reload): Call finish_spills before
2495 restarting reload loop. Skip select_reload_regs
2496 if update_eliminables_and_spill returns true.
2498 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2500 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2501 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2502 (umulhisi3_imm): Update predicates and constraint letters.
2503 (umulhisi3_reg): Declare instruction as commutative.
2504 * config/arc/constraints.md (J12, J16): New constraints.
2505 * config/arc/predicates.md (short_unsigned_const_operand): New
2507 (arc_short_operand): Likewise.
2508 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2510 2016-04-29 Richard Biener <rguenther@suse.de>
2512 PR tree-optimization/13962
2513 PR tree-optimization/65686
2514 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2515 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2516 using PTA to compare pointers.
2517 * match.pd: Add pattern for pointer equality compare simplification
2518 using ptrs_compare_unequal.
2520 2016-04-29 Richard Biener <rguenther@suse.de>
2522 * stor-layout.c (layout_type): Do not build a pointer-to-element
2525 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2528 Use SWI mode iterator. Use general_reg_operand predicate.
2529 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2530 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2533 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2536 * fold-const.c (operand_equal_p): Don't verify hash value equality
2538 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2541 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2544 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2545 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2546 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2547 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2548 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2550 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2552 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2553 to info. Don't initialize separate fields to 0. Clean up
2556 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2558 * config/i386/i386.md (peephole2s for operations with memory inputs):
2559 Use SWI mode iterator.
2560 (peephole2s for operations with memory outputs): Ditto.
2561 Do not check for stack checking probe.
2563 (probe_stack): Remove expander.
2565 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2566 Andrew Burgess <andrew.burgess@embecosm.com>
2568 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2569 operands as 32-bits.
2571 2016-04-28 Jason Merrill <jason@redhat.com>
2573 * gdbinit.in: Skip line-map.h.
2575 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2576 Andrew Burgess <andrew.burgess@embecosm.com>
2578 * config/arc/arc.c (arc_conditional_register_usage): Take
2579 TARGET_RRQ_CLASS into account.
2580 (arc_print_operand): Support printing 'p' and 's' operands.
2581 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2583 (TARGET_RRQ_CLASS): Define.
2584 (IS_POWEROF2_OR_0_P): Define.
2585 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2587 (*tst_movb): New define_insn.
2588 (*tst): Avoid recognition if it could prevent '*tst_movb'
2589 combination; replace c/CnL with c/Chs alternative.
2590 (*tst_bitfield_tst): New define_insn.
2591 (*tst_bitfield_asr): New define_insn.
2592 (*tst_bitfield): New define_insn.
2593 (andsi3_i): Add Rrq variant.
2594 (extzv): New define_expand.
2595 (insv): New define_expand.
2596 (*insv_i): New define_insn.
2597 (*movb): New define_insn.
2598 (*movb_signed): New define_insn.
2599 (*movb_high): New define_insn.
2600 (*movb_high_signed): New define_insn.
2601 (*movb_high_signed + 1): New define_split pattern.
2602 (*mrgb): New define_insn.
2603 (*mrgb + 1): New define_peephole2 pattern.
2604 (*mrgb + 2): New define_peephole2 pattern.
2605 * config/arc/arc.opt (mbitops): New option for nps400, uses
2606 TARGET_NPS_BITOPS_DEFAULT.
2607 * config/arc/constraints.md (q): Make register class conditional.
2608 (Rrq): New register constraint.
2609 (Chs): New constraint.
2610 (Clo): New constraint.
2611 (Chi): New constraint.
2612 (Cbf): New constraint.
2613 (Cbn): New constraint.
2614 (C18): New constraint.
2615 (Cbi): New constraint.
2617 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2619 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2621 (bitmap_intersection_of_preds): Ditto.
2622 (bitmap_union_of_succs): Ditto.
2623 (bitmap_union_of_preds): Ditto.
2624 * sbitmap.c (do_popcount): Delete.
2625 (BITMAP_DEBUGGING): Delete.
2626 (sbitmap_verify_popcount): Delete.
2627 (sbitmap_alloc): Don't initialize the popcount field.
2628 (sbitmap_alloc_with_popcount): Delete.
2629 (sbitmap_resize): Don't resize the popcount array.
2630 (sbitmap_vector_alloc): Don't initialize the popcount field.
2631 (bitmap_copy): Don't copy the popcount array.
2632 (bitmap_clear): Don't clear the popcount array.
2633 (bitmap_clear): Delete the popcount array handling.
2634 (bitmap_ior_and_compl): Delete the popcount assert.
2635 (bitmap_not): Ditto.
2636 (bitmap_and_compl): Ditto.
2637 (bitmap_and): Delete the popcount array handling.
2638 (bitmap_xor): Ditto.
2639 (bitmap_ior): Ditto.
2640 (bitmap_or_and): Delete the popcount assert.
2641 (bitmap_and_or): Ditto.
2642 (popcount_table): Delete.
2643 (sbitmap_elt_popcount): Delete.
2644 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2645 (bitmap_set_bit): Delete the popcount assert.
2646 (bitmap_clear_bit): Ditto.
2647 (sbitmap_free): Don't free the popcount array.
2648 (sbitmap_alloc_with_popcount): Delete declaration.
2649 (sbitmap_popcount): Ditto.
2651 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2652 Andrew Burgess <andrew.burgess@embecosm.com>
2654 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2655 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2656 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2657 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2658 * config/arc/arc.opt (mcmem): New option.
2659 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2660 supply length for r/m alternative.
2661 (*extendqisi2_ac): Likewise.
2662 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2664 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2665 (movhi_insn): Likewise.
2666 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2667 (*zero_extendqihi2_i): Add r/Ucm alternative.
2668 (*zero_extendqisi2_ac): Likewise.
2669 (*zero_extendhisi2_i): Likewise.
2670 * config/arc/constraints.md (Uex): New memory constraint.
2671 (Ucm): New define_constraint.
2672 * config/arc/predicates.md (long_immediate_loadstore_operand):
2673 Return 0 for MEM with cmem_address address.
2674 (cmem_address_0): New predicates.
2675 (cmem_address_1): Likewise.
2676 (cmem_address_2): Likewise.
2677 (cmem_address): Likewise.
2679 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2681 * config/rs6000/rs6000.c (machine_function): Rename
2682 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2683 (rs6000_stack_info): Adjust.
2685 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2686 Andrew Burgess <andrew.burgess@embecosm.com>
2688 * config/arc/constraints.md (Usd): Convert to define_constraint.
2692 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2695 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2696 Add new peephole2 where the first insn is *mov<mode>_or instead of
2697 *mov<mode>_internal.
2699 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2701 * tracer.c (bb_seen): Make static.
2703 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
2705 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
2706 support, setup defaults.
2707 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
2708 * config/arc/arc.c (arc_init): Add NPS400 support.
2709 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
2710 (TARGET_ARC700): NPS400 is also an ARC700.
2711 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
2713 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2716 * config/nds32/nds32.md (casesi): Don't access the operands array
2719 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
2722 (or $-1,reg peephole2): Ditto.
2723 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
2725 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2727 * doc/extend.texi (Common Function Attributes) [optimize]:
2728 Discourage use of the optimize attribute.
2730 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
2732 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
2733 special case builtin.
2734 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2735 ALTIVEC_BUILTIN_VEC_ADDE.
2736 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2737 support for ALTIVEC_BUILTIN_VEC_ADDE.
2738 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2739 for __builtin_vec_adde.
2741 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2743 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
2744 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
2746 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2749 * doc/sourcebuild.texi (Effective-Target Keywords, Other
2750 attributes): Document cilkplus_runtime.
2752 2016-04-28 Martin Jambor <mjambor@suse.cz>
2754 * tree-cfg.c (verify_expr): Verify that local declarations belong to
2755 this function. Call verify_expr on MEM_REFs and bases of other
2758 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2760 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
2761 for WORD_REGISTER_OPERATIONS to runtime check.
2763 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2765 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
2767 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2769 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
2770 big-endian compilation.
2771 * config/arc/arc.md (addf3): Likewise.
2775 2016-04-28 Richard Biener <rguenther@suse.de>
2777 PR tree-optimization/70840
2778 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
2779 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
2780 Mark x * pow(x,c) -> pow(x,c+1) commutative.
2781 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
2783 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2785 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
2786 and explain why in a comment.
2788 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2790 * config/arc/arc.md (cpu_facility): Add fpx variant.
2791 (subdf3): Prohibit use reverse sub when assist operations option
2793 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
2794 instructions only when FPX is enabled.
2795 * testsuite/gcc.target/arc/trsub.c: New test.
2797 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
2800 mult_operator when calculating "type" attribute.
2801 (*fop_<mode>_1_i387): Ditto.
2802 (*fop_xf_1_i387): Ditto.
2803 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
2804 Use std::swap to swap operands. Use RTL expressions to generate
2807 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2808 Joern Rennecke <joern.rennecke@embecosm.com>
2810 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
2812 (emit_pic_move): Remove.
2813 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
2814 * config/arc/arc.c (emit_pic_move): Removed.
2815 (TARGET_HAVE_TLS): Define.
2816 (arc_conditional_register_usage): Test for arc_tp_regno.
2817 (arc_print_operand, arc_print_operand_address): Handle TLS
2819 (arc_needs_pcl_p): New function.
2820 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
2821 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
2822 (arc_raw_symbolic_reference_mentioned_p): Likewise.
2823 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
2824 (arc_legitimize_tls_address): Likewise.
2825 (DTPOFF_ZERO_SYM): Define.
2826 (arc_legitimize_pic_address): Make it static, handle TLS cases.
2827 (arc_output_pic_addr_const): Print TLS unspecs.
2828 (prepare_pic_move): New function, replaces emit_pic_move.
2829 (arc_legitimate_constant_p): Handle TLS unspecs.
2830 (arc_legitimate_address_p): Likewise.
2831 (arc_rewrite_small_data_p): Use assert for TLS constants.
2832 (prepare_move_operands): Use prepare_pic_move.
2833 (arc_legitimize_address): Legitimize tls addresses.
2834 (arc_epilogue_uses): Check for arc_tp_regno.
2835 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
2836 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
2838 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
2840 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
2841 %(arc_tls_extra_start_spec).
2842 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
2843 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
2845 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
2846 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
2847 (UNSPEC_TLS_OFF): Add.
2849 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
2850 (get_thread_pointersi): New patterns.
2851 * config/arc/arc.opt (mtp-regno): New option.
2852 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
2853 (move_dest_operand): Likewise.
2854 * configure: Regenerate.
2855 * configure.ac: Add arc*-*-* case to test for tls.
2856 * doc/invoke.texi (ARC options): Document mtp-regno.
2858 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
2860 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
2861 the new ARC HS SIMD instructions.
2862 (arc_preferred_simd_mode): New function.
2863 (arc_autovectorize_vector_sizes): Likewise.
2864 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
2865 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2866 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
2867 (arc_init_builtins): Add new SIMD builtin types.
2868 (arc_split_move): Handle 64 bit vector moves.
2869 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
2870 (TARGET_PLUS_QMACW): Define.
2871 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
2872 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
2873 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
2874 (VSUBADD4H): New builtins.
2875 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
2876 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
2878 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
2879 Matthias Klose <doko@debian.org>
2881 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
2883 2016-04-28 Richard Biener <rguenther@suse.de>
2886 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
2889 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
2891 * common/config/sh/sh-common.c: Remove SH5 support.
2892 * config/sh/constraints.md: Likewise.
2893 * config/sh/config/sh/elf.h: Likewise.
2894 * config/sh/linux.h: Likewise.
2895 * config/sh/netbsd-elf.h: Likewise.
2896 * config/sh/predicates.md: Likewise.
2897 * config/sh/sh-c.c: Likewise.
2898 * config/sh/sh-protos.h: Likewise.
2899 * config/sh/sh.c: Likewise.
2900 * config/sh/sh.h: Likewise.
2901 * config/sh/sh.md: Likewise.
2902 * config/sh/sh.opt: Likewise.
2903 * config/sh/sync.md: Likewise.
2904 * config/sh/sh64.h: Delete.
2905 * config/sh/shmedia.h: Likewise.
2906 * config/sh/shmedia.md: Likewise.
2907 * config/sh/sshmedia.h: Likewise.
2908 * config/sh/t-netbsd-sh5-64: Likewise.
2909 * config/sh/t-sh64: Likewise.
2910 * config/sh/ushmedia.h: Likewise.
2912 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2914 * config/i386/i386.md (sign_extend to memory peephole2s): Use
2915 general_reg_operand instead of register_operand predicate.
2917 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2919 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
2921 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
2923 * match.pd (A - B > A, A + B < A): New transformations.
2925 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
2927 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
2928 which defaults to true. Emit an outer pair of parentheses only if
2929 EMIT_PARENS. When continuing a chain of && or || (or & or |),
2930 don't emit parentheses for the right-hand operand.
2932 2016-04-27 Jeff Law <law@redhat.com>
2934 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
2936 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2938 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
2939 (altivec_lvx_<mode>_internal): Document.
2940 (altivec_lvx_<mode>_2op): New define_insn.
2941 (altivec_lvx_<mode>_1op): Likewise.
2942 (altivec_lvx_<mode>_2op_si): Likewise.
2943 (altivec_lvx_<mode>_1op_si): Likewise.
2944 (altivec_stvx_<mode>): Remove.
2945 (altivec_stvx_<mode>_internal): Document.
2946 (altivec_stvx_<mode>_2op): New define_insn.
2947 (altivec_stvx_<mode>_1op): Likewise.
2948 (altivec_stvx_<mode>_2op_si): Likewise.
2949 (altivec_stvx_<mode>_1op_si): Likewise.
2950 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2951 Expand vec_ld and vec_st during parsing.
2952 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
2954 (altivec_expand_stvx_be): Likewise.
2955 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
2956 address-masking behavior in RTL.
2957 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
2958 address-masking behavior in RTL.
2959 (altivec_expand_builtin): Change builtin code arguments for calls
2960 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
2961 (insn_is_swappable_p): Avoid incorrect swap optimization in the
2962 presence of lvx/stvx patterns.
2963 (alignment_with_canonical_addr): New function.
2964 (alignment_mask): Likewise.
2965 (find_alignment_op): Likewise.
2966 (recombine_lvx_pattern): Likewise.
2967 (recombine_stvx_pattern): Likewise.
2968 (recombine_lvx_stvx_patterns): Likewise.
2969 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
2970 stvx patterns from expand.
2971 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
2973 (vector_altivec_store_<mode>): Likewise.
2975 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
2977 * config/aarch64/aarch64.md
2978 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
2979 remove the "fp" attributes.
2980 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
2981 add the "simd" attributes.
2982 (*movdf_aarch64): Likewise.
2983 (*movtf_aarch64): Remove the "fp" attributes.
2984 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
2985 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
2987 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2989 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
2990 rtx to rtx_code_label *.
2991 * rtl.h (maybe_set_first_label_num): Likewise.
2993 2016-04-27 David Malcolm <dmalcolm@redhat.com>
2995 * df-core.c (df_add_problem): Make the problem param be const.
2996 (df_remove_problem): Make local "problem" be const.
2997 * df-problems.c (problem_RD): Make const.
2998 (problem_LR): Likewise.
2999 (problem_LIVE): Likewise.
3000 (problem_MIR): Likewise.
3001 (problem_CHAIN): Likewise.
3002 (problem_WORD_LR): Likewise.
3003 (problem_NOTE): Likewise.
3004 (problem_MD): Likewise.
3005 * df-scan.c (problem_SCAN): Likewise.
3006 * df.h (struct df_problem): Make field "dependent_problem" be
3008 (struct dataflow): Likewise for field "problem".
3009 (df_add_problem): Make param const.
3011 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3013 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3014 inter-unit moves to/from vector registers are enabled. Do not disable
3017 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3019 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3020 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3022 (enum df_problem_id): ...this new enum.
3023 (struct df_problem): Convert field "id" from "int" to
3026 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3028 * rtl.def: Update comment for "things in the instruction chain" to
3029 reflect the removal of the leading "i" field for INSN_UID in
3030 r210360. Fix bogus apostrophe.
3032 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3034 * config/i386/i386.md
3035 (lea arith with mem operand + setcc peephole2): Set operator mode.
3037 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3040 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3041 (dimode_scalar_to_vector_candidate_p): This.
3042 (timode_scalar_to_vector_candidate_p): New function.
3043 (scalar_to_vector_candidate_p): Likewise.
3044 (timode_check_non_convertible_regs): Likewise.
3045 (timode_remove_non_convertible_regs): Likewise.
3046 (remove_non_convertible_regs): Likewise.
3047 (remove_non_convertible_regs): Renamed to ...
3048 (dimode_remove_non_convertible_regs): This.
3049 (scalar_chain::~scalar_chain): Make it virtual.
3050 (scalar_chain::compute_convert_gain): Make it pure virtual.
3051 (scalar_chain::mark_dual_mode_def): Likewise.
3052 (scalar_chain::convert_insn): Likewise.
3053 (scalar_chain::convert_registers): Likewise.
3054 (scalar_chain::add_to_queue): Make it protected.
3055 (scalar_chain::emit_conversion_insns): Likewise.
3056 (scalar_chain::replace_with_subreg): Likewise.
3057 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3058 (scalar_chain::convert_op): Likewise.
3059 (scalar_chain::convert_reg): Likewise.
3060 (scalar_chain::make_vector_copies): Likewise.
3061 (scalar_chain::convert_registers): New pure virtual function.
3062 (class dimode_scalar_chain): New class.
3063 (class timode_scalar_chain): Likewise.
3064 (scalar_chain::mark_dual_mode_def): Renamed to ...
3065 (dimode_scalar_chain::mark_dual_mode_def): This.
3066 (timode_scalar_chain::mark_dual_mode_def): New function.
3067 (timode_scalar_chain::convert_insn): Likewise.
3068 (dimode_scalar_chain::convert_registers): Likewise.
3069 (scalar_chain::compute_convert_gain): Renamed to ...
3070 (dimode_scalar_chain::compute_convert_gain): This.
3071 (scalar_chain::replace_with_subreg): Renamed to ...
3072 (dimode_scalar_chain::replace_with_subreg): This.
3073 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3074 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3075 (scalar_chain::make_vector_copies): Renamed to ...
3076 (dimode_scalar_chain::make_vector_copies): This.
3077 (scalar_chain::convert_reg): Renamed to ...
3078 (dimode_scalar_chain::convert_reg ): This.
3079 (scalar_chain::convert_op): Renamed to ...
3080 (dimode_scalar_chain::convert_op): This.
3081 (scalar_chain::convert_insn): Renamed to ...
3082 (dimode_scalar_chain::convert_insn): This.
3083 (scalar_chain::convert): Call convert_registers.
3084 (convert_scalars_to_vector): Change to scalar_chain pointer to
3085 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3086 in 32-bit mode. Delete scalar_chain pointer. Call
3087 free_dominance_info in 64-bit mode.
3088 (pass_stv::gate): Remove TARGET_64BIT check.
3089 (ix86_option_override): Put the 64-bit STV pass before the CSE
3092 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3094 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3095 dw_loc_frame_offset field.
3096 * dwarf2out.c (new_loc_descr): Likewise.
3097 (resolve_args_picking_1): Turn the VISITED hash set into a
3098 FRAME_OFFSET hash map. Use it to associate a frame offset to
3099 visited nodes. Remove uses of the CHECKING_P macro.
3100 (resolve_args_picking): Update call to resolve_args_picking_1.
3102 2016-04-27 Martin Liska <mliska@suse.cz>
3104 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3105 (free_loop_data): Release vuses of groups.
3107 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3109 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3110 instead of redundant use_id and boolean have_use_for.
3111 (struct iv_use): Change sub_id into group_id. Remove field next.
3112 Move fields: related_cands, n_map_members, cost_map and selected
3114 (struct iv_group): ... here. New structure.
3115 (struct iv_common_cand): Use structure declaration directly.
3116 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3117 (MAX_CONSIDERED_USES): Rename macro to ...
3118 (MAX_CONSIDERED_GROUPS): ... here.
3119 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3120 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3121 (dump_uses): Rename to ...
3122 (dump_groups): ... here. Update all uses.
3123 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3124 (find_induction_variables): Refactor format of dump information.
3125 (record_sub_use): Delete.
3126 (record_use): Update all uses.
3127 (record_group): New function.
3128 (record_group_use, find_interesting_uses_op): Call above functions.
3130 (find_interesting_uses_cond): Ditto.
3131 (group_compare_offset): New function.
3132 (split_all_small_groups): Rename to ...
3133 (split_small_address_groups_p): ... here. Update all uses.
3134 (split_address_groups): Update all uses.
3135 (find_interesting_uses): Refactor format of dump information.
3136 (add_candidate_1): Update all uses. Remove redundant check on iv,
3138 (add_candidate, record_common_cand): Remove redundant assert.
3139 (add_iv_candidate_for_biv): Update use.
3140 (add_iv_candidate_derived_from_uses): Update all uses.
3141 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3142 (alloc_use_cost_map): Ditto.
3143 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3144 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3145 (determine_use_iv_cost_generic): Ditto.
3146 (determine_group_iv_cost_generic): Ditto.
3147 (determine_use_iv_cost_address): Ditto.
3148 (determine_group_iv_cost_address): Ditto.
3149 (determine_use_iv_cost_condition): Ditto.
3150 (determine_group_iv_cost_cond): Ditto.
3151 (determine_use_iv_cost): Ditto.
3152 (determine_group_iv_cost): Ditto.
3153 (set_autoinc_for_original_candidates): Update all uses.
3154 (find_iv_candidates): Update all uses. Refactor dump information.
3155 (determine_use_iv_costs): Ditto.
3156 (determine_iv_costs): Ditto.
3157 (iv_ca_cand_for_use): Rename to ...
3158 (iv_ca_cand_for_group): ... here. Update all uses.
3159 (iv_ca_add_use, iv_ca_add_group): Ditto.
3160 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3161 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3162 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3163 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3164 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3165 (create_new_iv, adjust_iv_update_pos): Ditto.
3166 (rewrite_use_address): Delete.
3167 (rewrite_use_address_1): Rename to ...
3168 (rewrite_use_address): ... here.
3169 (rewrite_use_compare): Update all uses.
3170 (rewrite_use): Delete.
3171 (rewrite_uses): Rename to ...
3172 (rewrite_groups): ... here. Update all uses.
3173 (remove_unused_ivs, free_loop_data): Update all uses.
3174 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3176 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3178 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3179 for WORD_REGISTER_OPERATIONS to runtime check.
3181 2016-04-27 Richard Biener <rguenther@suse.de>
3184 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3185 aggregate_value_p to determine if a function result is
3186 returned by reference.
3187 (ipa_pta_execute): Functions having their address taken are
3188 not automatically nonlocal.
3190 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3193 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3194 * fold-const.c (operand_equal_p): If flag_checking and
3195 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3196 and if it returns non-zero, assert iterative_hash_expr on both
3199 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3201 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3203 2016-04-27 Nick Clifton <nickc@redhat.com>
3206 * varasm.c (merge_weak): Generate an error if an attempt is made
3207 to convert a non-weak static function into a weak, public function.
3209 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3211 * params.def (MAX_PARTITION_SIZE): New param.
3212 * doc/invoke.texi: Document lto-max-partition.
3214 2016-04-27 Richard Biener <rguenther@suse.de>
3217 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3218 function cummulating used_from_other_partition, externally_visible
3219 and force_output from aliases.
3220 (refered_from_nonlocal_var): Likewise.
3221 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3222 node flags properly.
3224 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3226 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3227 (-Wmemset-elt-size): New item.
3229 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3232 * stor-layout.h (internal_reference_types): Delete.
3233 * stor-layout.c (reference_types_internal): Likewise.
3234 (internal_reference_types): Likewise.
3235 (layout_type) <REFERENCE_TYPE>: Adjust.
3237 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3240 * tree.h (inchash::add_expr): Add FLAGS argument.
3241 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3242 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3243 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3244 Formatting fix. Adjust recursive calls. For tcc_comparison,
3245 if swap_tree_comparison (code) is smaller than code, hash that
3246 and arguments in the other order. Hash CONVERT_EXPR the same
3247 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3248 of ADDR_EXPR of decl as the decl itself. Add or remove
3249 OEP_ADDRESS_OF from recursive flags as needed. For
3250 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3251 operands commutatively and only the third one normally.
3252 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3254 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3256 * config/rtems.h (LIB_SPEC): Add -latomic.
3258 2016-04-27 Joel Sherrill <joel@rtems.org>
3260 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3261 xilink.ld and flags not relevant to RTEMS.
3263 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3265 * toplev.c (backend_init_target): Avoid calling init_reload when using
3268 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3270 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3271 for loops rather than one for the whole function.
3273 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3275 * match.pd (X + CST CMP X): New transformation.
3277 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3279 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3280 * fold-const.c (fold_binary_loc): Remove 2 transformations
3281 superseded by match.pd.
3282 * match.pd (x+x -> x*2): Generalize to integers.
3284 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3286 * config/i386/i386.md (operation on memory peephole): Duplicate an
3287 existing peephole and adapt it to match lea rather than an operation
3290 PR rtl-optimization/57193
3291 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3293 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3295 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3297 * tree-if-conv.c (any_pred_load_store): New static variable.
3298 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3299 any_pred_load_store instead of and_mask_load_store.
3300 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3301 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3302 (combine_blocks, tree_if_conversion): Ditto.
3304 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3306 PR tree-optimization/70771
3307 PR tree-optimization/70775
3308 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3309 virtual PHI nodes. Delete parameter.
3310 (if_convertible_loop_p_1): Delete argument to above function.
3311 (predicate_all_scalar_phis): Delete code handling single-argument
3313 (tree_if_conversion): Mark and update virtual SSA.
3315 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3318 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3319 (x86_elf_aligned_common): Rename to ...
3320 (x86_elf_aligned_decl_common): ... this.
3321 Add decl arg. Switch to .lbss for largecomm object. Use
3322 LARGECOMM_SECTION_ASM_OP.
3323 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3325 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3326 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3328 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3329 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3331 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3334 * config/i386/i386.c (SECTION_LARGE): Define.
3335 (x86_64_elf_select_section): Set it for large data/bss sections.
3336 Only clear SECTION_WRITE for .lrodata.
3337 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3339 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3340 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3341 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3343 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3344 * doc/tm.texi: Regenerate.
3346 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3349 * configure.ac (--enable-checking): Document extra flag, for
3350 non-release builds default to --enable-checking=yes,extra.
3351 If misc checking and extra checking, define CHECKING_P to 2 instead
3353 * common.opt (fchecking=): Add.
3354 * doc/invoke.texi (-fchecking=): Document.
3355 * doc/install.texi: Document --enable-checking changes.
3356 * configure: Regenerated.
3357 * config.in: Regenerated.
3359 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3362 attribute instead of which_alternative.
3363 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3364 Use EXT_REX_SSE_REG_P where appropriate.
3366 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3368 * config/i386/predicates.md (const0_operand): Do not match
3369 const_wide_int code.
3370 (const1_operand): Ditto.
3372 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3375 for SSE constm1 operands and TARGET_AVX512VL.
3376 (*movti_internal): Ditto.
3377 (*mov<mode>_or): Use constm1_operand predicate.
3378 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3379 for SSE vector_all_ones operands and TARGET_AVX512VL.
3380 * config/i386/predicates.md (constm1_operand): New predicate.
3381 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3382 emission of constant -1 load.
3384 2016-04-25 Jason Merrill <jason@redhat.com>
3386 * gdbinit.in: Skip is-a.h.
3388 * attribs.c (register_scoped_attributes): Fix logic.
3389 * attribs.h: Declare register_scoped_attributes.
3391 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3393 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3394 stxvd2x and stxvw4x built-in functions.
3396 2016-04-25 DJ Delorie <dj@redhat.com>
3398 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3399 (ashrhi3): Likewise.
3400 (lshrhi3): Likewise.
3402 2016-04-25 Richard Biener <rguenther@suse.de>
3404 PR tree-optimization/70780
3405 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3407 (compute_antic): Mark blocks with abnormal preds as visited as
3408 they have a final empty antic-in solution already.
3410 2016-04-25 Michael Collison <michael.collison@linaro.org>
3412 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3414 2016-04-25 Michael Collison <michael.collison@linaro.org>
3416 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3417 mode is VQI to improve mixed mode vectorization.
3418 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3419 define_insn to match low half of signed vaddw.
3420 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3421 define_insn to match high half of signed vaddw.
3422 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3423 define_insn to match low half of unsigned vaddw.
3424 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3425 define_insn to match high half of unsigned vaddw.
3426 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3427 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3428 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3430 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3431 * config/arm/predicates.md (vect_par_constant_high): Support
3432 big endian and simplify by calling
3433 arm_simd_check_vect_par_cnst_half
3434 (vect_par_constant_low): Likewise.
3436 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3438 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3439 predicate for operand 2.
3441 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3442 H.J. Lu <hongjiu.lu@intel.com>
3444 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3445 machine_mode argument.
3446 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3447 constm1_rtx operands. For VOIDmode constants, get mode from
3448 pred_mode. Check mode size if the mode is supported by ABI.
3449 (standard_sse_constant_opcode): Do not use standard_constant_p.
3450 Strictly check ABI support for all-ones operands.
3451 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3452 immediates. Update calls to standard_sse_constant_p.
3453 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3454 (ix86_rtx_costs): Ditto.
3455 * config/i386/i386.md (*movxi_internal_avx512f): Use
3456 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3457 Use (v,BC) alternative instead of (v,C). Use register_operand
3458 checks instead of MEM_P.
3459 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3460 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3461 isa attribute. Use register_operand checks instead of MEM_P.
3462 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3463 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3464 alternative and corresponding sse2 isa attribute.
3465 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3466 to standard_sse_constant_p.
3467 (FP constant splitters): Ditto.
3468 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3470 * config/i386/predicates.md (constm1_operand): Remove.
3471 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3472 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3473 vector_all_ones_operand instead of constm1_operand.
3475 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3477 * print-rtl.c (print_rtx_insn_vec): New function.
3478 * print-rtl.h: New prototype.
3479 * store-motion.c (struct st_expr): Make avail_stores a vector.
3480 (st_expr_entry): Adjust.
3481 (free_st_expr_entry): Likewise.
3482 (print_store_motion_mems): Likewise.
3483 (find_moveable_store): Likewise.
3484 (compute_store_table): Likewise.
3485 (delete_store): Likewise.
3486 (build_store_vectors): Likewise.
3488 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3490 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3492 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3494 * vec.h (vec_safe_contains): New function.
3495 (vec::contains): Likewise.
3496 (vec::begin): Likewise.
3497 (vec::end): Likewise.
3499 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3502 * cfgexpand.c (expand_stack_vars): Fix typo.
3504 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3506 * system.h (list, map, set, vector): Include conditionally.
3507 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3508 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3509 * ipa-icf.c (INCLUDE_LIST): Define.
3510 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3511 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3512 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3513 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3514 * cp/logic.cc (INCLUDE_LIST): Define.
3515 * fortran/trans-common.c (INCLUDE_MAP): Define.
3517 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3519 * auto-profile.c: Remove <string.h> include.
3520 * ipa-icf-gimple.c: Remove <list> include.
3521 * diagnostic.c: Remove <new> include.
3522 * genmatch.c: Likewise.
3523 * pretty-print.c: Likewise.
3524 * toplev.c: Likewise
3525 * c/c-objc-common.c: Likewise.
3526 * cp/error.c: Likewise.
3527 * fortran/error.c: Likewise.
3529 2016-04-22 Richard Biener <rguenther@suse.de>
3531 * lto-streamer-in.c (input_ssa_names): Do not allocate
3532 GIMPLE_NOP for all SSA names.
3533 * lto-streamer-out.c (output_ssa_names): Do not output
3534 SSA names that should have been released.
3536 2016-04-22 Richard Biener <rguenther@suse.de>
3538 PR tree-optimization/70740
3539 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3542 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3545 * config/i386/predicates.md (call_insn_operand): Replace
3546 sibcall_memory_operand with memory_operand.
3548 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3550 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3551 has_single_use() tests.
3552 (register_edge_assert_for_1): Likewise.
3553 (find_assert_locations_1): Check the liveness bitmap instead of
3554 checking has_single_use().
3556 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3559 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3560 Extract AVX-512BW constraint from AVX.
3562 2016-04-21 Richard Biener <rguenther@suse.de>
3564 PR tree-optimization/70725
3565 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3566 for phi_convertible_by_degenerating_args.
3567 (predicate_all_scalar_phis): Handle single-argument PHIs.
3569 2016-04-21 Richard Biener <rguenther@suse.de>
3572 * fold-const.c (fold_comparison): Return properly typed
3575 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3577 PR tree-optimization/70715
3578 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3579 after expanding BASE using expand_simple_operations.
3581 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3583 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3584 New transformations.
3586 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3588 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3590 2016-04-20 Jan Hubicka <jh@suse.cz>
3592 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3593 ultiimate_alias_target.
3594 (update_callee_keys): Likewise.
3595 (lookup_recursive_calls): Likewise.
3596 (speculation_useful_p): Likewise.
3598 2016-04-20 Jan Hubicka <jh@suse.cz>
3601 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3602 (set_nothrow_flag_1): ... this; handle interposition correctly;
3603 recurse on aliases and thunks.
3604 (cgraph_node::set_nothrow_flag): New.
3605 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3606 functions compiled with non-call exceptions that binds to current
3608 (propagate_nothrow): Be safe WRT interposition.
3609 * cgraph.h (set_nothrow_flag): Update prototype.
3611 2016-04-18 Jan Hubicka <jh@suse.cz>
3613 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3614 max_loop_iterations_int.
3615 (tree_unswitch_outer_loop): Likewise.
3617 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3619 PR tree-optimization/69489
3620 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3621 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3622 Revise dump message.
3623 (if_convertible_bb_p): Remove check on edge count of basic block's
3626 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3628 PR tree-optimization/56625
3629 PR tree-optimization/69489
3630 * tree-data-ref.h (DR_INNERMOST): New macro.
3631 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3632 hashing struct innermost_loop_behavior.
3633 (ref_DR_map): Remove.
3634 (innermost_DR_map): New map.
3635 (baseref_DR_map): Revise comment.
3636 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3637 to innermost_DR_map accroding to its innermost loop behavior.
3638 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3639 to its innermost loop behavior.
3640 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3641 Add initialization for innermost_DR_map. Record memory reference
3642 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3643 have innermost loop behavior.
3644 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3647 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3649 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3650 *lea_general_1. Use explicit SWI12 mode interator.
3651 (*lea<mode>_general_2): Rename from *lea_general_2.
3652 Use explicit SWI12 mode interator.
3653 (*lea<mode>_general_3): Rename from *lea_general_3.
3654 Use explicit SWI12 mode interator.
3655 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3656 Use explicit SWI12 mode interator.
3657 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3658 Use explicit SWI48 mode interator.
3660 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3662 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3663 Short-cut unaligned load and store cases. Handle all integer
3665 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3666 and store cases. Call ix86_avx256_split_vector_move_misalign
3667 directly without checking mode class.
3669 2016-04-20 Andrew Pinski <apinski@cavium.com>
3670 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3673 * config/aarch64/aarch64.md (sibcall): Force call
3674 address to be DImode for ILP32.
3675 (sibcall_value): Likewise.
3677 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3679 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3681 2016-04-20 Richard Biener <rguenther@suse.de>
3683 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3684 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3685 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3686 (maybe_push_res_to_seq): Adjust.
3687 * gimple-fold.c (maybe_build_generic_op): Likewise.
3689 2016-04-20 Marek Polacek <polacek@redhat.com>
3691 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3694 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3696 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3697 use kmovw to support AVX512F target.
3699 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3701 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
3703 2016-04-20 Marek Polacek <polacek@redhat.com>
3705 PR tree-optimization/70725
3706 * tree-if-conv.c (is_false_predicate): New function.
3707 (predicate_mem_writes): Use it.
3709 2016-04-20 Richard Biener <rguenther@suse.de>
3711 PR tree-optimization/70726
3712 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
3713 shift amounts from a pattern stmt operand.
3715 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3718 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
3719 stack_restore_from_fpr pattern when restoring r15.
3720 (s390_optimize_prologue): Strip away the memory barrier in the
3721 parallel when trying to get rid of restore insns.
3722 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
3723 definition for loading the stack pointer from an FPR. Compared to
3724 the normal move insn this pattern includes a full memory barrier.
3726 2016-04-19 Jakub Jelinek <jakub@redhat.com>
3729 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
3730 implicitly linear or lastprivate iterator on the outer context.
3732 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3734 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
3736 * config/i386/i386.md (ssememalign): Removed.
3737 * config/i386/sse.md: Remove ssememalign attribute from patterns.
3739 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
3742 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
3743 const short * to __builtin_ia32_loaddquhi512_mask.
3744 (_mm512_maskz_loadu_epi16): Likewise.
3745 (_mm512_mask_storeu_epi16): Pass short * to
3746 __builtin_ia32_storedquhi512_mask.
3747 (_mm512_mask_loadu_epi8): Pass const char * to
3748 __builtin_ia32_loaddquqi512_mask.
3749 (_mm512_maskz_loadu_epi8): Likewise.
3750 (_mm512_mask_storeu_epi8): Pass char * to
3751 __builtin_ia32_storedquqi512_mask.
3752 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
3753 const double * to __builtin_ia32_loadupd512_mask.
3754 (_mm512_mask_loadu_pd): Likewise.
3755 (_mm512_maskz_loadu_pd): Likewise.
3756 (_mm512_storeu_pd): Pass double * to
3757 __builtin_ia32_storeupd512_mask.
3758 (_mm512_mask_storeu_pd): Likewise.
3759 (_mm512_loadu_ps): Pass const float * to
3760 __builtin_ia32_loadups512_mask.
3761 (_mm512_mask_loadu_ps): Likewise.
3762 (_mm512_maskz_loadu_ps): Likewise.
3763 (_mm512_storeu_ps): Pass float * to
3764 __builtin_ia32_storeups512_mask.
3765 (_mm512_mask_storeu_ps): Likewise.
3766 (_mm512_mask_loadu_epi64): Pass const long long * to
3767 __builtin_ia32_loaddqudi512_mask.
3768 (_mm512_maskz_loadu_epi64): Likewise.
3769 (_mm512_mask_storeu_epi64): Pass long long *
3770 to __builtin_ia32_storedqudi512_mask.
3771 (_mm512_loadu_si512): Pass const int * to
3772 __builtin_ia32_loaddqusi512_mask.
3773 (_mm512_mask_loadu_epi32): Likewise.
3774 (_mm512_maskz_loadu_epi32): Likewise.
3775 (_mm512_storeu_si512): Pass int * to
3776 __builtin_ia32_storedqusi512_mask.
3777 (_mm512_mask_storeu_epi32): Likewise.
3778 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
3779 char * to __builtin_ia32_storedquqi256_mask.
3780 (_mm_mask_storeu_epi8): Likewise.
3781 (_mm256_mask_loadu_epi16): Pass const short * to
3782 __builtin_ia32_loaddquhi256_mask.
3783 (_mm256_maskz_loadu_epi16): Likewise.
3784 (_mm_mask_loadu_epi16): Pass const short * to
3785 __builtin_ia32_loaddquhi128_mask.
3786 (_mm_maskz_loadu_epi16): Likewise.
3787 (_mm256_mask_loadu_epi8): Pass const char * to
3788 __builtin_ia32_loaddquqi256_mask.
3789 (_mm256_maskz_loadu_epi8): Likewise.
3790 (_mm_mask_loadu_epi8): Pass const char * to
3791 __builtin_ia32_loaddquqi128_mask.
3792 (_mm_maskz_loadu_epi8): Likewise.
3793 (_mm256_mask_storeu_epi16): Pass short * to.
3794 __builtin_ia32_storedquhi256_mask.
3795 (_mm_mask_storeu_epi16): Pass short * to.
3796 __builtin_ia32_storedquhi128_mask.
3797 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
3798 const double * to __builtin_ia32_loadupd256_mask.
3799 (_mm256_maskz_loadu_pd): Likewise.
3800 (_mm_mask_loadu_pd): Pass onst double * to
3801 __builtin_ia32_loadupd128_mask.
3802 (_mm_maskz_loadu_pd): Likewise.
3803 (_mm256_mask_storeu_pd): Pass double * to
3804 __builtin_ia32_storeupd256_mask.
3805 (_mm_mask_storeu_pd): Pass double * to
3806 __builtin_ia32_storeupd128_mask.
3807 (_mm256_mask_loadu_ps): Pass const float * to
3808 __builtin_ia32_loadups256_mask.
3809 (_mm256_maskz_loadu_ps): Likewise.
3810 (_mm_mask_loadu_ps): Pass const float * to
3811 __builtin_ia32_loadups128_mask.
3812 (_mm_maskz_loadu_ps): Likewise.
3813 (_mm256_mask_storeu_ps): Pass float * to
3814 __builtin_ia32_storeups256_mask.
3815 (_mm_mask_storeu_ps): ass float * to
3816 __builtin_ia32_storeups128_mask.
3817 (_mm256_mask_loadu_epi64): Pass const long long * to
3818 __builtin_ia32_loaddqudi256_mask.
3819 (_mm256_maskz_loadu_epi64): Likewise.
3820 (_mm_mask_loadu_epi64): Pass const long long * to
3821 __builtin_ia32_loaddqudi128_mask.
3822 (_mm_maskz_loadu_epi64): Likewise.
3823 (_mm256_mask_storeu_epi64): Pass long long * to
3824 __builtin_ia32_storedqudi256_mask.
3825 (_mm_mask_storeu_epi64): Pass long long * to
3826 __builtin_ia32_storedqudi128_mask.
3827 (_mm256_mask_loadu_epi32): Pass const int * to
3828 __builtin_ia32_loaddqusi256_mask.
3829 (_mm256_maskz_loadu_epi32): Likewise.
3830 (_mm_mask_loadu_epi32): Pass const int * to
3831 __builtin_ia32_loaddqusi128_mask.
3832 (_mm_maskz_loadu_epi32): Likewise.
3833 (_mm256_mask_storeu_epi32): Pass int * to
3834 __builtin_ia32_storedqusi256_mask.
3835 (_mm_mask_storeu_epi32): Pass int * to
3836 __builtin_ia32_storedqusi128_mask.
3837 * config/i386/i386-builtin-types.def (PCSHORT): New.
3839 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
3840 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
3841 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
3842 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
3843 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
3844 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
3845 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
3846 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
3847 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
3848 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
3849 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
3850 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
3851 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
3852 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
3853 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
3854 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
3855 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
3856 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
3857 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
3858 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
3859 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
3860 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
3861 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
3862 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
3863 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
3864 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
3865 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
3866 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
3867 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
3868 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
3869 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
3870 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
3871 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
3872 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
3873 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
3874 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
3875 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
3876 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
3877 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
3878 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
3879 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
3880 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
3881 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
3882 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
3883 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
3884 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
3885 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
3886 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
3887 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
3889 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
3890 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
3892 (ix86_expand_vector_move_misalign): Likewise.
3893 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
3894 to scalar function prototype for unaligned load/store builtins.
3895 (ix86_expand_special_args_builtin): Updated.
3896 * config/i386/sse.md (UNSPEC_LOADU): Removed.
3897 (UNSPEC_STOREU): Likewise.
3898 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
3899 (VI_ULOADSTORE_F_AVX512VL): Likewise.
3900 (ssescalarsize): Handle V4TI, V2TI and V1TI.
3901 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3902 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
3903 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
3904 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
3905 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
3906 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
3907 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
3908 (<avx512>_storedqu<mode>_mask): Likewise.
3909 (*sse4_2_pcmpestr_unaligned): Likewise.
3910 (*sse4_2_pcmpistr_unaligned): Likewise.
3911 (*mov<mode>_internal): Renamed to ...
3912 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
3913 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
3914 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
3915 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
3917 2016-04-19 Richard Biener <rguenther@suse.de>
3919 PR tree-optimization/70171
3920 * tree-ssa-phiprop.c: Include stor-layout.h.
3921 (phiprop_insert_phi): Handle the aggregate copy case.
3922 (propagate_with_phi): Likewise.
3924 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
3926 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
3927 instead of simplify_gen_subreg (... , 0).
3928 (ix86_delegitimize_address): Ditto.
3929 (ix86_split_divmod): Ditto.
3930 (ix86_split_copysign_const): Ditto.
3931 (ix86_split_copysign_var): Ditto.
3932 (ix86_expand_args_builtin): Ditto.
3933 (ix86_expand_round_builtin): Ditto.
3934 (ix86_expand_special_args_builtin): Ditto.
3935 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
3936 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
3937 (udivmodqi4): Ditto.
3938 (absneg splitters): Ditto.
3939 (*jcc_bt<mode>_1): Ditto.
3941 2016-04-19 Richard Biener <rguenther@suse.de>
3943 PR tree-optimization/70724
3944 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
3945 restoring out from ...
3946 (free_scc_vn): ... here.
3947 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
3948 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
3950 (pass_fre::execute): Restore SSA info.
3952 2016-04-19 Richard Biener <rguenther@suse.de>
3954 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
3955 * gimple-walk.c (walk_gimple_op): Initialize it.
3956 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
3957 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
3958 remapping SSA names of defs.
3959 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
3962 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
3965 * lra-constraints.c (equiv_substition_p): New.
3966 (process_alt_operands): Use it.
3967 (swap_operands): Swap it.
3968 (curr_insn_transform): Update it.
3970 2016-04-18 Michael Matz <matz@suse.de>
3972 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
3973 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
3974 * tree-core.h (tree_type_common.align): Use bit-field.
3975 (tree_type_common.spare): New.
3976 (tree_decl_common.off_align): Make smaller.
3977 (tree_decl_common.align): Use bit-field.
3979 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
3980 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
3981 (scan_sharing_clauses): Ditto.
3982 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
3983 (omp_finish_file): Ditto.
3984 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
3985 (layout_decl): Ditto.
3986 (relayout_decl): Ditto.
3987 (finalize_record_size): Use SET_TYPE_ALIGN.
3988 (finalize_type_size): Ditto.
3989 (finish_builtin_struct): Ditto.
3990 (layout_type): Ditto.
3991 (initialize_sizetypes): Ditto.
3992 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
3993 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
3994 (lookup_field_for_decl): Use SET_DECL_ALIGN.
3995 (get_chain_field): Ditto.
3996 (get_trampoline_type): Ditto.
3997 (get_nl_goto_field): Ditto.
3998 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4000 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4001 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4002 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4003 (build_qualified_type): Use SET_TYPE_ALIGN.
4004 (build_aligned_type, build_range_type_1): Ditto.
4005 (build_atomic_base): Ditto.
4006 (build_common_tree_nodes): Ditto.
4007 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4008 (expand_one_stack_var_at): Ditto.
4009 * coverage.c (build_var): Use SET_DECL_ALIGN.
4010 * except.c (init_eh): Ditto.
4011 * function.c (assign_parm_setup_block): Ditto.
4012 * symtab.c (increase_alignment_1): Ditto.
4013 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4014 * tree-vect-stmts.c (ensure_base_align): Ditto.
4015 * varasm.c (align_variable): Ditto.
4016 (assemble_variable): Ditto.
4017 (build_constant_desc): Ditto.
4018 (output_constant_def_contents): Ditto.
4020 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4021 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4022 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4023 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4024 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4026 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4029 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4030 replace %vmovsd with "%vmovq".
4031 (vec_concatv2df): Likewise.
4033 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4035 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4036 (*vec_extractv2si_0): Ditto.
4037 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4038 (zero_extended_scalar_load_operand splitters): Ditto.
4039 (vec_extract splitters): Ditto.
4040 (*vec_extractv4si_0_zext): Ditto.
4041 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4043 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4044 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4045 (*sse4_1_extractps): Use lowpart_subreg.
4046 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4048 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4050 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4052 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4053 Mention Solaris 11 packaging changes.
4054 Update gas and gld requirements.
4055 Remove reference to pre-Solaris 10 bug.
4056 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4058 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4061 2016-04-17 Jan Hubicka <jh@suse.cz>
4063 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4064 max_loop_iterations_int.
4066 2016-04-18 Richard Biener <rguenther@suse.de>
4068 PR tree-optimization/43434
4069 * tree-ssa-structalias.c (struct vls_data): New.
4070 (visit_loadstore): Handle all pointer-based accesses.
4071 (compute_dependence_clique): Compute a bitmap of restrict tags
4072 assigned bases and pass it to visit_loadstore.
4074 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4077 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4078 armv8.1-a and armv8.1-a+crc.
4080 2016-04-18 Richard Biener <rguenther@suse.de>
4082 PR tree-optimization/70701
4083 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4084 references after translating through a memcpy.
4086 2016-04-18 Richard Biener <rguenther@suse.de>
4088 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4089 (compute_antic): ... here. For partial antic use regular
4090 postorder and scrap iteration.
4091 (compute_partial_antic_aux): Remove unused return value.
4092 (init_pre): Do not allocate postorder.
4093 (fini_pre): Do not free postorder.
4095 2016-04-18 Richard Biener <rguenther@suse.de>
4098 * expmed.c (extract_bit_field_1): Remove broken case
4099 using a wider MODE_INT mode.
4101 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4103 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4104 unless compiling with at least GCC-4.8.
4106 2016-04-17 Jan Hubicka <jh@suse.cz>
4109 * graphite.c (graphite_finalize): Update call to
4110 tree_estimate_probability.
4111 * predict.h (tree_estimate_probability): Update prototype.
4113 2016-04-17 Jan Hubicka <jh@suse.cz>
4115 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4116 (tree_estimate_probability): Likewise.
4117 (pass_profile::execute): Update.
4118 (report_predictor_hitrates): New function.
4119 * profile.c (compute_branch_probabilities): Use it.
4120 * predict.h (report_predictor_hitrates): Declare.
4122 2016-04-17 Jan Hubicka <jh@suse.cz>
4125 * cgraph.h (cgraph_node::set_const_flag,
4126 cgraph_node::set_pure_flag): Update prototype to return bool;
4128 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4129 of interposable symbol are interposable, too.
4130 (cgraph_set_const_flag_1): Rename to ...
4131 (set_const_flag_1): ... this one; change to self recursive function
4132 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4133 clearnig the flag in all variants and also virtual thunks of const
4134 functions are pure; track if any change was done.
4135 (cgraph_node::set_const_flag): Update.
4136 (struct set_pure_flag_info): New struct.
4137 (cgraph_set_pure_flag_1): Rename to ...
4138 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4139 rather than pointer encoded flags; track if any changes was done;
4140 handle correctly clearning flag and setting flag of aliases already
4142 (cgraph_node::set_pure_flag): Update.
4143 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4145 2016-04-17 Tom de Vries <tom@codesourcery.com>
4148 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4151 2016-04-17 Tom de Vries <tom@codesourcery.com>
4153 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4154 '{}<> ' as escape-for-record.
4156 2016-04-17 Tom de Vries <tom@codesourcery.com>
4158 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4161 2016-04-17 Tom de Vries <tom@codesourcery.com>
4164 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4165 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4166 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4167 * passes.c (finish_optimization_passes): Only call
4168 finish_graph_dump_file if dfi->graph_dump_initialized.
4169 (execute_function_dump, pass_init_dump_file): Use
4170 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4172 2016-04-17 Tom de Vries <tom@codesourcery.com>
4174 PR tree-optimization/70256
4175 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4176 (debug_varmap): New function.
4178 2016-04-17 Tom de Vries <tom@codesourcery.com>
4181 * passes.c (pass_manager::register_pass): Propagate pflags.
4183 2016-04-17 Tom de Vries <tom@codesourcery.com>
4186 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4187 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4188 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4189 check if it's equal to p_start.
4190 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4192 2016-04-15 Jan Hubicka <jh@suse.cz>
4195 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4196 function does not bind to current def.
4197 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4198 handle conservatively calls to functions that does not need to bind
4200 (check_call): Update call of worse_state.
4201 (ignore_edge_for_nothrow): Update.
4202 (ignore_edge_for_pure_const): Likewise.
4203 (propagate_pure_const): Update calls to worse_state.
4204 (skip_function_for_local_pure_const): Reformat comments.
4206 2016-04-15 Jan Hubicka <jh@suse.cz>
4209 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4210 (cgraph_node::function_symbol): Likewise.
4211 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4212 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4213 (symtab_node::ultimate_alias_target): Add REF parameter.
4214 (symtab_node::binds_to_current_def_p): Declare.
4215 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4216 (cgraph_node::function_symbol): Likewise.
4217 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4218 (cgraph_node::get_availability): Likewise.
4219 (cgraph_edge::binds_to_current_def_p): New inline function.
4220 (varpool_node::get_availability): Add REF parameter.
4221 (varpool_node::ultimate_alias_target): Likewise.
4222 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4223 (symtab_node::binds_to_current_def_p): Likewise.
4224 * varpool.c (varpool_node::get_availability): Likewise.
4226 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4229 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4230 Fix mode size check.
4232 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4234 * BASE-VER: Set to 7.0.0.
4236 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4238 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4240 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4242 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4243 architecture revisions.
4245 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4247 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4248 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4249 * config/i386/i386.md (stack decrement to push peepholes): Guard
4250 with !x86_using_red_zone ().
4252 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4255 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4256 to dump_generic_node.
4257 (NIY): Pass also flags to do_niy.
4259 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4261 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4262 (simd_clone_vector_of_formal_parm_types)
4263 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4264 (simd_clone_mangle, simd_clone_create)
4265 (simd_clone_adjust_return_type, create_tmp_simd_array)
4266 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4267 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4268 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4269 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4270 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4271 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4272 * omp-simd-clone.c: ... this new file.
4273 (simd_clone_vector_of_formal_parm_types): Make it static.
4274 * Makefile.in (OBJS): Add omp-simd-clone.o.
4276 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4279 * config/i386/sse.md: Use proper memory operand modifiers.
4282 2016-04-15 Richard Biener <rguenther@suse.de>
4283 Alan Modra <amodra@gmail.com>
4285 PR tree-optimization/70130
4286 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4287 when alignment stays not the same and no not use the realign
4290 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4293 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4294 direct move handlers for KFmode. Change TFmode handlers test from
4295 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4297 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4300 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4301 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4302 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4303 * tree-ssa-live.c (remove_unused_scope_block_p): When
4304 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4305 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4306 block_ultimate_origin is FUNCTION_DECL.
4307 (remove_unused_locals): If current_function_decl is
4308 polymorphic_ctor_dtor_p, pass initial true to
4309 remove_unused_scope_block_p' is_ctor_dtor_block.
4311 2016-04-14 Martin Sebor <msebor@redhat.com>
4316 * doc/extend.texi (Variable Length): Revert.
4318 2016-04-14 Marek Polacek <polacek@redhat.com>
4319 Jan Hubicka <hubicka@ucw.cz>
4322 * tree.c (verify_type): Disable the canonical type of main variant
4325 2016-04-14 Jason Merrill <jason@redhat.com>
4327 * cfgexpand.c, expr.c: Revert previous change.
4329 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4332 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4333 when building a mem ref for the incoming reduction variable.
4335 2016-04-14 Richard Biener <rguenther@suse.de>
4337 PR tree-optimization/70614
4338 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4339 loop if the evolution dropped to chrec_dont_know.
4340 (interpret_condition_phi): Likewise.
4342 2016-04-14 Richard Biener <rguenther@suse.de>
4344 PR tree-optimization/70623
4345 * tree-ssa-pre.c (changed_blocks): Make global ...
4346 (compute_antic): ... local here. Move and fix worklist
4347 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4348 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4349 worklist handling, dump when ANTIC_IN changed.
4350 (compute_partial_antic_aux): Remove worklist handling.
4351 (init_pre): Do not compute post dominators. Add a comment about
4352 the CFG order chosen.
4353 (fini_pre): Do not free post dominators.
4355 2016-04-13 Martin Sebor <msebor@redhat.com>
4360 * doc/extend.texi (Variable Length): Document C++ specifics.
4362 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4365 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4366 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4367 eh edges have been purged.
4370 * tree-sra.c (create_access_replacement,
4371 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4373 * tree-pretty-print.c (dump_fancy_name): New function.
4374 (dump_decl_name, dump_generic_node): Use it.
4376 2016-04-13 Jason Merrill <jason@redhat.com>
4378 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4379 * expr.c (expand_expr_real_1): Likewise.
4381 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4383 * config/i386/i386.md (kunpckhi): Swap operands.
4384 (kunpcksi): Likewise.
4385 (kunpckdi): Likewise.
4386 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4387 (vec_pack_trunc_<mode>): Likewise.
4389 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4392 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4395 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4396 gimplification turns some element into non-constant.
4399 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4400 * explow.c (convert_memory_address_addr_space_1): No longer static,
4401 add NO_EMIT argument and don't call convert_modes if true, pass
4402 it down recursively, remove break after return.
4403 (convert_memory_address_addr_space): Adjust caller.
4404 * simplify-rtx.c (simplify_unary_operation_1): Call
4405 convert_memory_address_addr_space_1 instead of convert_memory_address,
4406 if it returns NULL, don't simplify.
4408 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4411 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4413 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4415 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4416 Bump the upper SIMDLEN limits, so that if the return type or
4417 characteristic type if the return type is void can be passed in
4418 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4421 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4424 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4425 Do not use "=" constraint on an input constraint.
4426 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4427 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4428 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4429 generates (neg (abs ...)) instead of (abs ...).
4431 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4433 PR rtl-optimization/70596
4434 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4435 just invalidate LRA data and reset them. Adjust dump wording.
4437 2016-04-12 Martin Liska <mliska@suse.cz>
4440 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4442 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4444 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4445 max_loop_iterations_int.
4446 (tree_unswitch_outer_loop): Likewise.
4447 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4448 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4450 2016-04-12 Tom de Vries <tom@codesourcery.com>
4452 PR tree-optimization/68756
4453 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4454 instead of new_name.
4456 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4458 PR tree-optimization/70602
4459 * tree-sra.c (generate_subtree_copies): Don't write anything into
4460 constant pool decls.
4462 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4463 regardless whether there are depend clauses or not.
4465 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4468 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4469 target attribute and pragma from changing the -mfloat128
4470 and -mfloat128-hardware options.
4472 * doc/extend.texi (Additional Floating Types): Document PowerPC
4473 __float128 restrictions.
4475 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4478 * config/aarch64/driver-aarch64.c
4479 (aarch64_get_extension_string_for_isa_flags): New.
4480 (arch_extension): Rename to...
4481 (aarch64_arch_extension): ...This.
4482 (ext_to_feat_string): Rename to...
4483 (aarch64_extensions): ...This.
4484 (aarch64_core_data): Keep track of architecture extension flags.
4485 (cpu_data): Rename to...
4486 (aarch64_cpu_data): ...This.
4487 (aarch64_arch_driver_info): Keep track of architecture extension
4489 (get_arch_name_from_id): Rename to...
4490 (get_arch_from_id): ...This, change return type.
4491 (host_detect_local_cpu): Update and reformat for renames, handle
4492 extensions through common infrastructure.
4494 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4497 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4498 track of a canonical flag name.
4499 (all_extensions): Likewise.
4500 (arch_to_arch_name): Also track extension flags enabled by the arch.
4501 (all_architectures): Likewise.
4502 (aarch64_parse_extension): Move to here.
4503 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4505 (aarch64_rewrite_selected_cpu): Update for above change.
4506 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4507 are handled, such that the single explicit value enabled by an
4508 extension is kept seperate from the implicit values it also enables.
4509 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4511 (aarch64_parse_extension): New.
4512 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4513 here to config/aarch64/aarch64-protos.h.
4514 (aarch64_parse_extension): Move from here to
4515 common/config/aarch64/aarch64-common.c.
4516 (aarch64_option_print): Update.
4517 (aarch64_declare_function_name): Likewise.
4518 (aarch64_start_file): Likewise.
4519 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4520 the canonical flag for extensions.
4521 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4524 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4526 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4529 2016-04-09 Tom de Vries <tom@codesourcery.com>
4531 PR tree-optimization/68953
4532 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4533 first to last subscript.
4535 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4537 PR tree-optimization/70586
4538 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4541 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4545 PR tree-optimization/70373
4549 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4550 clauses for acc parallel reductions as necessary. Error on those
4552 * omp-low.c (scan_sharing_clauses): Don't install variables which
4553 are used in acc parallel reductions.
4554 (lower_rec_input_clauses): Remove dead code.
4555 (lower_oacc_reductions): Add support for reference reductions.
4556 (lower_reduction_clauses): Remove dead code.
4557 (lower_omp_target): Don't remap variables appearing in acc parallel
4559 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4561 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4564 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4565 with multiple SSA_NAME defs, force the outputs other than first
4566 to be live before calling live_track_process_def on each output.
4568 PR rtl-optimization/70574
4569 * fwprop.c (forward_propagate_and_simplify): Don't add
4570 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4571 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4572 paradoxical subregs within *loc.
4574 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4576 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4577 -ftree-parallelize-loops={0,1}.
4578 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4579 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4580 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4581 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4582 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4584 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4587 * asan.c (instrument_derefs): If we get unknown location, extract it
4589 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4591 2016-04-08 Tom de Vries <tom@codesourcery.com>
4593 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4594 implicit firstprivate clause.
4596 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4599 * config/arm/thumb2.md (tst + branch-> lsls + branch
4600 peephole below *orsi_not_shiftsi_si): Require that condition
4601 register is dead after the peephole.
4602 (second peephole after the above): Likewise.
4604 2016-04-08 Alan Modra <amodra@gmail.com>
4607 * builtins.c (fold_builtin_classify): For IBM extended precision,
4608 look at just the high-order double to test for NaN.
4609 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4610 test just the high double for Inf but both doubles for subnormal
4613 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4615 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4616 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4617 node->simdclone->mask_mode != VOIDmode masks.
4618 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4619 earlier, use it instead of node->simdclone.
4620 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4621 Set clonei->mask_mode.
4623 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4626 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4627 Pass it through to cp_parser_already_scoped_statement.
4628 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4629 it through to cp_parser_statement.
4630 (cp_parser_statement): Pass IF_P through to
4631 cp_parser_iteration_statement.
4632 (cp_parser_pragma): Adjust call to
4633 cp_parser_iteration_statement.
4635 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4638 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4639 resolve a future -Wparentheses warning.
4640 * omp-low.c (scan_sharing_clauses): Likewise.
4641 * tree-parloops.c (eliminate_local_variables): Likewise.
4643 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4645 PR rtl-optimization/70398
4646 * lra-constraints.c (process_address_1): Check zero scale and code
4647 for reloading with zero scale.
4649 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4651 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4652 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4654 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4656 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4657 Add support for AVX512F clones, include them by default for
4658 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4659 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4663 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4664 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4665 firstprivate clauses.
4666 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4667 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4668 (lower_omp_target): Set TREE_NO_WARNING for
4669 non-addressable possibly uninitialized vars which are copied into
4670 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4672 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4674 * config/pa/predicates.md (integer_store_memory_operand): Accept
4675 REG+D operands with a large offset when reload_in_progress is true.
4676 (floating_point_store_memory_operand): Likewise.
4678 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4681 * match.pd (nested int casts): Limit to GIMPLE.
4683 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4686 * ipa-devirt.c (maybe_record_node): Fix comment; use
4687 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4689 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4691 PR rtl-optimization/70542
4692 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4693 if there are any uses other than insn or debug insns.
4695 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4696 Jakub Jelinek <jakub@redhat.com>
4698 PR tree-optimization/70509
4699 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4700 Shift HOST_WIDE_INT_1U instead of 1.
4702 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
4704 PR tree-optimization/70509
4705 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
4706 of the vector base type for index.
4708 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
4711 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
4713 2016-04-05 Richard Biener <rguenther@suse.de>
4715 PR tree-optimization/70526
4716 * tree-sra.c (build_ref_for_offset): Use prev_base to
4717 extract the alias pointer type.
4719 2016-04-05 Richard Biener <rguenther@suse.de>
4721 * dse.c (struct store_info): Remove alias_set member.
4722 (struct read_info_type): Likewise.
4723 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
4724 spill_deleted, clear_alias_set_lookup): Remove.
4725 (get_group_info): Remove dead base == NULL_RTX case.
4726 (dse_step0): Remove initialization of removed variables.
4727 (delete_dead_store_insn): Reomve alias set dumping.
4728 (free_read_records): Remove alias_set handling.
4729 (canon_address): Remove alias_set_out parameter.
4730 (record_store): Remove spill_alias_set, it's always zero.
4731 (check_mem_read_rtx): Likewise.
4732 (dse_step2): Rename from ...
4733 (dse_step2_nospill): ... this. Adjust.
4734 (scan_stores): Rename from ...
4735 (scan_stores_nospill): ... this.
4736 (scan_reads): Rename from ...
4737 (scan_reads_nospill): ... this.
4738 (scan_stores_spill, scan_reads_spill): Remove.
4739 (dse_step3_scan): Remove for_spills argument which is always false.
4740 (dse_step3): Likewise.
4741 (dse_step5): Rename from ...
4742 (dse_step5_nospill): ... this. Remove alias_set handling.
4743 (rest_of_handle_dse): Adjust.
4745 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4748 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
4749 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
4750 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
4751 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
4753 2016-04-05 Richard Biener <rguenther@suse.de>
4756 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
4757 non-register type temporaries into SSA.
4759 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
4762 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
4763 calls when sanitizing.
4764 (possible_polymorphic_call_target_p): Fix formatting.
4766 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4767 Jakub Jelinek <jakub@redhat.com>
4770 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
4771 to ensure a call statement is compatible with a built-in's
4773 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
4776 2016-04-04 Richard Biener <rguenther@suse.de>
4778 PR rtl-optimization/70484
4779 * rtl.h (canon_output_dependence): Declare.
4780 * alias.c (canon_output_dependence): New function.
4781 * dse.c (record_store): Use canon_output_dependence rather
4782 than canon_true_dependence.
4784 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4787 * cgraph.h (symtab_node::copy_visibility_from): New function.
4788 * symtab.c (symtab_node::copy_visibility_from): New function.
4789 * ipa-visibility.c (optimize_weakref): New function.
4790 (function_and_variable_visibility): Use it.
4792 2016-04-04 Martin Liska <mliska@suse.cz>
4795 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
4796 value that is really in range handled by SBR instruction.
4797 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
4798 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
4799 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
4801 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
4805 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
4806 set, but not for SP_REG operands.
4808 2016-04-02 Martin Sebor <msebor@redhat.com>
4811 * fold-const.c (maybe_nonzero_address): New function.
4812 (fold_comparison): Call it. Fold equality and relational
4813 expressions involving null pointers.
4814 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
4816 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
4818 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
4819 the "Y" constraint (scalar FP 0.0 immediate).
4821 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
4822 Add the "const_double" to the list of operand constraints.
4824 2016-04-01 Jakub Jelinek <jakub@redhat.com>
4826 PR rtl-optimization/70467
4827 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
4828 If low word of the last operand is 0, just emit addition/subtraction
4831 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4834 * config/s390/s390.c (s390_expand_insv): Check for everything
4835 constant instead of just VOIDmode stuff.
4837 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4840 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
4842 2016-04-01 Nathan Sidwell <nathan@acm.org>
4844 * tree.def (TRY_CATCH_EXPR): Correct documentation.
4846 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
4848 PR rtl-optimization/70461
4849 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
4852 2016-03-31 Martin Liska <mliska@suse.cz>
4855 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
4856 a tree value or an immediate integer value to a buffer
4857 that is eventually copied to a BRIG section.
4858 (emit_immediate_operand): Call the function here.
4859 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
4860 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
4861 of class' fields that are removed.
4862 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
4863 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
4864 m_brig_repr_size fields.
4866 2016-03-31 Martin Liska <mliska@suse.cz>
4869 * hsa-gen.c (hsa_function_representation::update_dominance): New
4871 (convert_addr_to_flat_segment): Likewise.
4872 (gen_hsa_memory_set): New alignment argument.
4873 (gen_hsa_ctor_assignment): Likewise.
4874 (gen_hsa_insns_for_single_assignment): Provide alignment
4875 to gen_hsa_ctor_assignment.
4876 (gen_hsa_insns_for_direct_call): Add new argument.
4877 (expand_lhs_of_string_op): New function.
4878 (expand_string_operation_builtin): Likewise.
4879 (expand_memory_copy): New function.
4880 (expand_memory_set): New function.
4881 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
4882 (convert_switch_statements): Change signature.
4883 (generate_hsa): Use a return value of the function.
4884 (pass_gen_hsail::execute): Do not call
4885 convert_switch_statements here.
4886 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
4887 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
4888 (hsa_function_representation::update_dominance): New function.
4890 2016-03-31 Martin Liska <mliska@suse.cz>
4893 * hsa-brig.c (emit_directive_variable): Emit alignment
4894 according to hsa_symbol::m_align.
4895 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
4896 (dump_hsa_symbol): Dump alignment of HSA symbols.
4897 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
4898 (gen_hsa_addr_with_align): New function.
4899 (hsa_bitmemref_alignment): Use newly added function.
4900 (gen_hsa_insns_for_load): Likewise.
4901 (gen_hsa_insns_for_store): Likewise.
4902 (gen_hsa_memory_copy): New argument added.
4903 (gen_hsa_insns_for_single_assignment): Respect
4904 alignment for assignments processed via gen_hsa_memory_copy.
4905 (gen_hsa_insns_for_direct_call): Likewise.
4906 (gen_hsa_insns_for_return): Likewise.
4907 (gen_function_def_parameters): Set default alignment.
4908 * hsa.c (hsa_object_alignment): New function.
4909 (hsa_byte_alignment): Pasted function.
4910 * hsa.h (hsa_symbol::m_align): New field.
4912 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4914 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
4915 scratch field for goto case.
4917 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
4919 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
4921 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
4924 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
4925 (scalar_chain::convert_insn): Call convert_op for reg
4926 moves to handle undefined registers.
4928 2016-03-31 Nathan Sidwell <nathan@acm.org>
4931 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
4932 Assert we don't want to move backwards.
4934 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
4937 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
4939 2016-03-31 Jakub Jelinek <jakub@redhat.com>
4941 PR rtl-optimization/70460
4942 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
4943 with operand from REG_LABEL_OPERAND, instead substitute
4944 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
4945 Don't do anything for REG_NON_LOCAL_GOTO jumps.
4947 2016-03-31 Martin Liska <mliska@suse.cz>
4949 * passes.c (execute_one_pass): Do not call
4950 todo_after for a discarded function.
4952 2016-03-31 Bin Cheng <bin.cheng@arm.com>
4954 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
4955 (no_cost, infinite_cost): Initialize the new field.
4956 (get_computation_cost_at): Record setup cost.
4957 (determine_use_iv_cost_address): Skip cost computation for sub
4958 uses if we can estimate it without losing accuracy.
4960 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4962 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4964 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4965 max_loop_iterations_int.
4966 (tree_unswitch_outer_loop): Likewise.
4967 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4968 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4970 2016-03-30 Richard Biener <rguenther@suse.de>
4973 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
4975 2016-03-30 Jakub Jelinek <jakub@redhat.com>
4978 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
4979 in gen_blendm expander.
4981 2016-03-30 Nick Clifton <nickc@redhat.com>
4984 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
4985 case where we are already provided with an SImode SUBREG.
4987 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
4990 * config/i386/i386.c (ix86_expand_epilogue): Properly check
4991 conflict between DRAP register and __builtin_eh_return.
4993 2016-03-30 Michael Matz <matz@suse.de>
4994 Richard Biener <rguenther@suse.de>
4997 * ipa-polymorphic-call.c (struct type_change_info): Change
4998 speculative to an unsigned allowing to limit the work we do.
4999 (csftc_abort_walking_p): New inline function..
5000 (check_stmt_for_type_change): Limit the number of may-defs
5001 skipped for speculative devirtualization to
5002 max-speculative-devirt-maydefs.
5003 * params.def (max-speculative-devirt-maydefs): New param.
5004 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5006 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5009 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5012 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5014 PR tree-optimization/59124
5015 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5016 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5018 2016-03-29 Jeff Law <law@redhat.com>
5020 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5022 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5024 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5027 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5029 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5030 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5031 gcrt0.o if linking dynamically.
5033 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5036 * ipa-devirt.c (methods_equal_p): New function.
5037 (compare_virtual_tables): Use it.
5038 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5039 * cgraphclones.c (clone_function_name_1): Use
5040 symbol_table::symbol_suffix_separator.
5041 * coverage.c (build_var): Likewise.
5042 * symtab.c (symbol_table::symbol_suffix_separator): New.
5044 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5046 PR rtl-optimization/70429
5047 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5048 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5049 mode != result_mode.
5052 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5054 PR tree-optimization/70405
5055 * ssa-iterators.h (num_imm_uses): Add missing braces.
5057 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5059 PR rtl-optimization/68695
5060 * ira-color.c (allocno_copy_cost_saving): New.
5061 (improve_allocation): Use it.
5063 2016-03-29 Richard Henderson <rth@redhat.com>
5066 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5068 2016-03-29 Richard Biener <rguenther@suse.de>
5071 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5072 use alignment returned by get_pointer_alignment_1 if it is
5073 bigger than BITS_PER_UNIT.
5074 * builtins.c (get_pointer_alignment_1): Do not return true
5075 for alignment extracted from SSA info.
5077 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5079 * config/ft32/ft32.opt (mnodiv): New.
5080 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5081 * doc/invoke.texi (FT32 Options -mnodiv): New.
5083 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5086 * config/i386/i386.md (define_split, andn): Fix modes.
5088 2016-03-26 Richard Biener <rguenther@suse.de>
5089 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5092 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5094 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5095 as 2nd argument to cl_optimization_restore().
5097 2016-03-25 Richard Henderson <rth@redhat.com>
5100 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5101 * config/aarch64/aarch64-protos.h: Declare it.
5102 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5104 2016-03-25 Alan Modra <amodra@gmail.com>
5107 * config/rs6000/constraints.md (j): Simplify.
5108 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5110 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5111 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5112 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5113 in all constraint alternatives.
5114 (movtd_64bit_nodm): Delete "j" constraint alternative.
5116 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5118 * tree-ssa-propagate.c: Enhance docs for
5119 SSA_PROP_NOT_INTERESTING.
5121 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5123 * doc/extend.texi: Fix typo in documentation to pure attribute.
5125 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5128 * config/pa/pa.md (bswapdi2): Use a scratch register.
5130 2016-03-24 Richard Henderson <rth@redhat.com>
5133 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5136 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5138 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5139 using ix86_expand_binary_operator instead of gen_andsi3.
5141 2016-03-24 Richard Biener <rguenther@suse.de>
5143 PR tree-optimization/70396
5144 * tree-vect-stmts.c (vectorizable_comparison): Use
5145 get_vectype_for_scalar_type.
5147 2016-03-24 Richard Biener <rguenther@suse.de>
5150 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5151 with register bases.
5153 2016-03-24 Richard Biener <rguenther@suse.de>
5155 PR tree-optimization/70372
5156 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5157 build_all_ones_cst to also handle vector types correctly.
5159 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5162 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5165 2016-03-23 Marek Polacek <polacek@redhat.com>
5168 * doc/invoke.texi: Document -Wignored-attributes.
5170 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5172 PR tree-optimization/69042
5173 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5174 parameter from 30 to 40.
5176 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5178 PR tree-optimization/69042
5179 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5180 for use with constant offset stripped in base.
5182 2016-03-23 Richard Biener <rguenther@suse.de>
5185 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5186 mode compatibility check.
5187 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5189 2016-03-23 Jeff Law <law@redhat.com>
5191 PR tree-optimization/64058
5192 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5194 (struct ssa_conflicts): Move up earlier in the file.
5195 (conflicts_, var_map_): New static variables.
5196 (initialize_conflict_count): New function to initialize the
5197 CONFLICT_COUNT field for each conflict pair.
5198 (compare_pairs): Lazily initialize the conflict count and use it
5199 as the first tie-breaker.
5200 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5201 and wipe conflicts_ and map_ around the call to qsort. Remove
5202 special case for 2 coalesce pairs.
5203 * bitmap.c (bitmap_count_unique_bits): New function.
5204 (bitmap_count_bits_in_word): New function, extracted from
5206 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5207 * bitmap.h (bitmap_count_unique_bits): Declare it.
5209 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5212 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5213 transparent alias chain for decl assembler name.
5214 * config/sol2.c (solaris_assemble_visibility): Likewise.
5216 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5218 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5220 (v10_fdivs): Likewise.
5221 (v10_fdivd): Likewise.
5223 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5226 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5227 to not call fclose twice on file.
5229 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5231 PR tree-optimization/70354
5232 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5233 oprnd0 is wider than oprnd1 and there is a cast from the wider
5234 type to oprnd1, mask it with the mask of the narrower type.
5237 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5238 Optimize TARGET_STV splitters, if high or low word of last argument
5241 2016-03-22 Jeff Law <law@redhat.com>
5244 tree-ssa-threadbackward.c
5245 (fsm_find_control_statement_thread_paths): Correctly distinguish
5246 between old style jump threads vs FSM jump threads.
5248 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5251 * config/i386/i386.c (scalar_chain::convert_op): Support
5252 uninitialized register usage case.
5254 2016-03-22 Richard Biener <rguenther@suse.de>
5257 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5259 (capture::gen_transform): ... to change behavior when substituting
5260 a condition into cond or not-cond expr context.
5261 (dt_simplify::gen_1): Adjust.
5262 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5263 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5264 last change and instead change to
5265 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5266 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5268 2016-03-22 Anthony Green <green@moxielogic.com>
5270 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5271 issue for moxiebox targets.
5272 (CC1PLUS_SPEC): Ditto.
5274 2016-03-22 Richard Biener <rguenther@suse.de>
5277 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5280 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5282 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5284 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5287 * config/i386/i386.c (def_builtin): Handle
5288 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5290 (const struct builtin_description bdesc_special_args[]):
5291 Remove duplicate ISA bits.
5293 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5296 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5297 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5298 in a way that works also for AVX512BW.
5301 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5302 instead of source if operands[1] is xmm16 and above and
5303 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5304 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5307 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5308 on assign if (*from_p) is a comparison, set it to
5309 TREE_NO_WARNING (*from_p).
5311 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5314 * lra.c (restore_scratches): Ignore deleted insns.
5316 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5317 Jakub Jelinek <jakub@redhat.com>
5319 PR tree-optimization/70317
5320 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5323 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5326 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5327 of ix86_expand_move.
5329 (movti): Use general_operand for operand 1 predicate.
5331 2016-03-21 Martin Liska <mliska@suse.cz>
5333 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5335 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5337 2016-03-21 Martin Liska <mliska@suse.cz>
5340 * ipa-icf.c (sem_function::parse): Skip static
5341 constructors and destructors.
5343 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5346 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5347 function-like macro, peek following token(s) if it is followed
5348 by CPP_OPEN_PAREN token with optional padding in between, and
5349 if not, don't treat it like a macro.
5351 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5352 Alexander Monakov <amonakov@ispras.ru>
5354 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5355 for the stabs debug format.
5357 2016-03-21 Richard Biener <rguenther@suse.de>
5359 PR tree-optimization/70310
5360 * tree-vect-generic.c (expand_vector_condition): Fold the built
5363 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5366 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5367 Block third alternative for AVX-512VL target,
5369 2016-03-21 Martin Liska <mliska@suse.cz>
5372 * hsa-brig.c (emit_function_directives): Mark unemitted
5373 global variables for emission.
5374 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5375 (get_symbol_for_decl): Likewise.
5376 * hsa.h (struct hsa_symbol): New flag.
5378 2016-03-21 Richard Biener <rguenther@suse.de>
5380 PR tree-optimization/70288
5381 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5382 we do not estimate unsimplified all-constant conditionals or
5383 switches as optimized away.
5385 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5387 PR rtl-optimization/69102
5388 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5389 when we have a readonly dependency context.
5391 2016-03-18 Jeff Law <law@redhat.com>
5393 PR rtl-optimization/70263
5394 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5395 (update_equiv_regs): When trying to move a store to after the insn
5396 that sets the source of the store, make sure the store occurs after
5397 the insn that sets the source of the store. When successful note
5398 the REG_EQUIV note created in the dump file.
5400 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5401 Bernd Schmidt <bschmidt@redhat.com>
5403 * doc/extend.texi: Document more potential problems with basic asms.
5405 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5407 PR rtl-optimization/70278
5408 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5411 2016-03-18 Jason Merrill <jason@redhat.com>
5413 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5415 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5417 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5418 values to 128b regs.
5420 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5422 PR tree-optimization/70252
5423 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5424 boolean vector has a proper number of elements.
5425 (supportable_narrowing_operation): Likewise.
5427 2016-03-18 Tom de Vries <tom@codesourcery.com>
5430 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5432 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5434 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5435 instead of replace_rtx for DEBUG_INSNs.
5437 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5439 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5440 load type reservations.
5442 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5445 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5446 define_constraint for "Q" and "T" constraints.
5448 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5450 Tweak the pipeline model for Exynos M1
5452 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5455 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5458 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5459 where one or both locations aren't within a line_map.
5461 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5464 * opts.c (finish_options): Don't set flag_pie to the default if
5465 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5468 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5470 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5471 true as ALL_REGS argument to replace_rtx.
5473 2016-03-17 Richard Biener <rguenther@suse.de>
5476 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5479 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5482 * rtl.h (replace_rtx): Add ALL_REGS argument.
5483 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5484 equality and assert mode is the same, instead of just rtx pointer
5486 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5487 true as ALL_REGS argument to replace_rtx.
5489 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5491 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5492 for boolean vector with vector mode only.
5493 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5495 2016-03-17 Nick Clifton <nickc@redhat.com>
5498 * config/rx/rx.c (rx_print_integer): Print negative constants in
5501 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5504 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5506 2016-03-16 Richard Henderson <rth@redhat.com>
5507 Richard Biener <rguenth@suse.de>
5512 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5513 first operand as is_gimple_condexpr.
5518 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5519 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5520 Do not gimplify the result.
5521 (do_unop): Adjust call to tree_vec_extract.
5522 (do_binop): Likewise.
5523 (do_compare): Likewise.
5524 (do_plus_minus): Likewise.
5525 (do_negate): Likewise.
5526 (expand_vector_condition): Likewise.
5527 (do_cond): Likewise.
5529 2016-03-16 Richard Henderson <rth@redhat.com>
5532 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5533 (aarch64_classify_address): Use it.
5534 (aarch64_legitimize_address): Force all subexpressions of PLUS
5535 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5537 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5538 Richard Biener <rguenth@suse.de>
5541 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5542 return to even if only REGNO is equal, and assert
5545 2016-03-11 Jeff Law <law@redhat.com>
5547 PR rtl-optimization/70224
5548 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5550 2016-03-16 Richard Henderson <rth@redhat.com>
5553 * function.h (struct function): Add has_forced_label_in_static.
5554 * gimplify.c (force_labels_r): Set it.
5555 * lto-streamer-in.c (input_struct_function_base): Read it.
5556 * lto-streamer-out.c (output_struct_function_base): Write it.
5557 * tree-inline.c (has_label_address_in_static_1): Remove.
5558 (copy_forbidden): Remove fndecl parameter; test
5559 has_forced_label_in_static.
5560 (inline_forbidden_p): Update call to copy_forbidden.
5561 (tree_versionable_function_p): Likewise.
5562 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5563 (chkp_versioning): Likewise.
5564 * tree-inline.h (copy_forbidden): Update decl.
5566 2016-03-16 Marek Polacek <polacek@redhat.com>
5569 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5570 function being thunked if the result type doesn't have fixed size.
5571 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5572 doesn't have fixed size.
5574 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5576 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5577 reporting malformed loop nest.
5579 2016-03-16 Tom de Vries <tom@codesourcery.com>
5582 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5583 nodes.length () == 1 test to before first nodes[0] access.
5585 2016-03-16 Tom de Vries <tom@codesourcery.com>
5587 PR tree-optimization/68715
5588 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5591 2016-03-16 Tom de Vries <tom@codesourcery.com>
5593 PR tree-optimization/68809
5594 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5597 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5598 Sandra Loosemore <sandra@codesourcery.com>
5600 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5601 on leaf attribute. Mention ELF interposition problems.
5603 2016-03-16 Alan Modra <amodra@gmail.com>
5605 PR rtl-optimization/69195
5606 PR rtl-optimization/47992
5607 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5610 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5613 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5615 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5617 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5619 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5621 PR rtl-optimization/70222
5622 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5623 optimization if mode is different from result_mode, queue up masking
5624 of the result in outer_op. Formatting fix.
5627 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5630 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5632 PR rtl-optimization/69032
5633 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5634 looping backwards over basic block insns.
5636 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5639 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5640 to non-speculative when propagating trap bits.
5642 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5644 PR rtl-optimization/63384
5645 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5648 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5651 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5652 factored out from ...
5653 (sched_analyze_insn): ... here.
5654 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5655 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5656 get_implicit_reg_pending_clobbers in it.
5657 (setup_id_reg_sets): Use setup_id_implicit_regs.
5658 (deps_init_id): Ditto.
5660 2016-03-15 Tom de Vries <tom@codesourcery.com>
5663 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5665 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5666 execute_function_dump.
5667 (execute_one_pass): Don't dump function if it will be dumped after ipa
5670 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5672 * genrecog.c (match_pattern_2): If pred is NULL don't call
5673 safe_predicate_mode on it.
5675 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5678 * lra-constraints.c (delete_move_and_clobber): Change assertion
5679 to also allow dregno == 0.
5681 2016-03-14 Richard Henderson <rth@redhat.com>
5684 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5685 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5686 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5687 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5690 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5693 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5695 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5697 * lra-constraints.c (split_reg): For hard regs, try to find the
5698 biggest single-register mode used in the function.
5700 2016-03-14 Richard Biener <rguenther@suse.de>
5702 PR tree-optimization/56365
5703 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
5704 constants to compare against.
5706 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
5709 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
5710 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
5711 (define_split for the GPR case): Use int_reg_operand instead of
5712 gpc_reg_operand for the output.
5714 2016-03-14 Tom de Vries <tom@codesourcery.com>
5716 PR tree-optimization/70045
5717 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
5718 create_empty_if_region_on_edge argument.
5720 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
5722 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
5723 (STACK_CHECK_PROTECT): Likewise.
5724 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5725 (STACK_CHECK_PROTECT): Likewise.
5726 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
5727 (STACK_CHECK_PROTECT): Likewise.
5728 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
5729 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5730 (STACK_CHECK_PROTECT): Likewise.
5732 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
5734 PR rtl-optimization/69307
5735 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
5736 registers in modes that span more than one register.
5738 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
5741 * lra-constraints.c (delete_move_and_clobber): New.
5742 (remove_inheritance_pseudos): Use it.
5744 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
5747 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
5748 the libcall is LCT_THROW.
5749 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
5750 for the checking routine.
5752 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5755 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
5756 optimization if we have direct move.
5757 (roundu32<mode>2_fprs): Likewise.
5759 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
5762 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
5764 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
5765 Arguments swapped. All callers changed. Take reg_renumber into
5766 account, and Calculate and compare register ranges for hard regs.
5768 2016-03-11 Jeff Law <law@redhat.com>
5770 PR tree-optimization/70190
5771 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
5772 Handle cases where we can not extract the taken edge, even though we
5773 found a constant value.
5775 PR tree-optimization/64058
5776 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
5777 (num_coalesce_pairs): Move up earlier in file.
5778 (find_coalesce_pair): Initialize the INDEX field for each pair
5780 (compare_pairs): No longer sort on the elements in each pair.
5781 Instead break ties with the index of the coalesce pair.
5783 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5786 * config/aarch64/aarch64-protos.h
5787 (aarch64_save_restore_target_globals): New prototype.
5788 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
5789 Call the above when popping pragma.
5790 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
5792 (aarch64_set_current_function): Rewrite using the above.
5794 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5796 PR tree-optimization/70177
5797 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
5798 (extract_ops_from_tree): ... this. In the 2 argument
5799 overload remove _1 suffix.
5800 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
5801 (extract_ops_from_tree): ... this.
5802 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
5804 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5805 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
5806 extract_ops_from_tree instead of 2 operand one.
5808 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
5810 PR tree-optimization/70013
5811 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
5812 for constant-pool entries.
5814 2016-03-11 Jakub Jelinek <jakub@redhat.com>
5816 PR rtl-optimization/70174
5817 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
5818 followed by gen_lowpart on force_reg instead of just gen_lowpart.
5820 PR tree-optimization/70169
5821 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
5822 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
5825 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
5826 Jakub Jelinek <jakub@redhat.com>
5829 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
5830 of uninitialized values.
5832 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5834 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
5836 ("*trunctddd2"): New pattern definition.
5837 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
5840 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5842 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
5843 definitions for BFP and DFP rounding modes.
5844 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5845 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
5846 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
5847 ("fix_trunctf<mode>2"): Use the new constants instead of magic
5850 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5852 * config/s390/constraints.md: Adjust comment.
5853 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
5854 s390_decompose_addrstyle_without_index.
5855 * config/s390/predicates.md (shift_count_or_setmem_operand):
5856 Rename to setmem_operand.
5857 * config/s390/s390-protos.h
5858 (s390_decompose_shift_count): Rename to
5859 s390_decompose_addrstyle_without_index.
5860 * config/s390/s390.c (s390_decompose_shift_count)
5861 (s390_mem_constraint, print_shift_count_operand)
5862 (print_operand_address, print_operand): Rename
5863 s390_decompose_shift_count to
5864 s390_decompose_addrstyle_without_index and rename
5865 print_shift_count_operand to print_addrstyle_operand troughout the
5867 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
5868 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
5869 Rename shift_count_or_setmem_operand to setmem_operand.
5870 * config/s390/vx-builtins.md ("vec_insert<mode>")
5871 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
5874 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5877 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
5878 Handle overlapping retval and newval.
5880 2016-03-10 Nick Clifton <nickc@redhat.com>
5883 * config/aarch64/aarch64.c
5884 (aarch64_override_options_after_change_1): When forcing
5885 flag_omit_frame_pointer to be true, use a special value that can
5886 be detected if this function is called again, thus preventing
5887 flag_omit_leaf_frame_pointer from being forced to be false.
5889 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5891 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
5892 Set x_flag_omit_leaf_frame_pointer when handling
5893 -momit-leaf-frame-pointer.
5895 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5898 * cgraph.c (cgraph_node::dump): Dump split_part and
5899 indirect_call_target.
5900 * cgraph.h (cgraph_node): Add indirect_call_target flag.
5901 * ipa.c (has_addr_references_p): Cleanup.
5902 (is_indirect_call_target_p): New.
5903 (walk_polymorphic_call_targets): Do not mark virtuals that may be
5904 called indirectly as local.
5905 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
5907 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5910 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
5911 on cxa_pure_virtual.
5913 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5916 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
5918 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5921 * tree.c (need_assembler_name_p): Only record main variant type names.
5923 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5926 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
5927 Always define to 0 or 1.
5928 (TARGET_FIX_ERR_A53_843419): New macro.
5929 * config/aarch64/aarch64-elf-raw.h
5930 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
5931 * config/aarch64/aarch64-linux.h: Likewise.
5932 * config/aarch64/aarch64.c
5933 (aarch64_override_options_after_change_1): Do not default
5934 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
5936 (aarch64_attributes): Handle fix-cortex-a53-843419.
5937 (aarch64_can_inline_p): Likewise.
5938 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
5940 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
5941 Jakub Jelinek <jakub@redhat.com>
5943 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
5944 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
5945 DECL_COMMONS if flag_unconstrained_commons is set.
5946 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5947 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
5948 (funconstrained-commons): Document.
5950 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
5952 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
5953 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
5955 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
5957 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
5958 has a proper number of elements.
5960 2016-03-10 Alan Modra <amodra@gmail.com>
5962 PR rtl-optimization/69195
5963 PR rtl-optimization/47992
5964 * ira.c (recorded_label_ref): Delete.
5965 (update_equiv_regs): Return void.
5966 (indirect_jump_optimize): New function.
5967 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
5968 before regstat_compute_ri. Don't rebuild_jump_labels here.
5969 Delete update_regstat.
5971 2016-03-10 Richard Biener <rguenther@suse.de>
5973 PR tree-optimization/70128
5974 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5975 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
5977 2016-03-09 Jakub Jelinek <jakub@redhat.com>
5979 PR tree-optimization/70152
5980 * tree-sra.c (replace_removed_params_ssa_names): Copy over
5981 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
5984 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
5985 instead of gen_sse2_loadlpd.
5986 * config/i386/sse.md (*vec_concatv2df): Rename to...
5987 (vec_concatv2df): ... this.
5989 PR tree-optimization/70127
5990 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
5992 2016-03-09 David Malcolm <dmalcolm@redhat.com>
5996 * diagnostic-show-locus.c (compatible_locations_p): New function.
5997 (layout::layout): Sanitize ranges using compatible_locations_p.
5999 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6003 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6004 location_range param with three const expanded_locations * and a
6006 (layout::layout): Replace call to
6007 rich_location::lazily_expand_location with get_expanded_location.
6008 Extract the range and perform location expansion here, passing
6009 the results to the layout_range ctor.
6010 * diagnostic.c (source_range::debug): Delete.
6011 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6012 of rich_location::get_expanded_location.
6013 * gcc-rich-location.c (get_range_for_expr): Delete.
6014 (gcc_rich_location::add_expr): Reimplement to avoid the
6015 rich_location::add_range overload that took a location_range,
6016 passing a location_t instead.
6018 2016-03-09 Richard Biener <rguenther@suse.de>
6019 Jakub Jelinek <jakub@redhat.com>
6021 PR tree-optimization/70138
6022 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6023 Also skip vect_double_reduction_def.
6025 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6028 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6029 if the operand is "m".
6031 2016-03-09 Nathan Sidwell <nathan@acm.org>
6033 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6035 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6037 * config/i386/i386.c (processor_target_table): Fix cost table
6038 intialization order for znver1.
6040 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6042 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6043 - becuase -> because.
6044 * ipa-reference.c (ignore_module_statics): Likewise.
6045 * cgraph.c (cgraph_node::get_body): Likewise.
6046 * ipa-inline.c (early_inliner): Likewise.
6047 * ipa-devirt.c (types_same_for_odr): Likewise.
6048 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6049 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6051 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6053 * tree-ssa-math-opts.c: Fix typo in comment.
6055 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6058 * config/i386/i386.c (scalar_chain::make_vector_copies,
6059 scalar_chain::convert_reg): Call end_sequence in between
6060 get_insns and emit_conversion_insns rather than after both
6063 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6066 * config/i386/i386.h (machine_function): Add
6067 pc_thunk_call_expanded flag.
6068 (ix86_pc_thunk_call_expanded): New define.
6069 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6070 (*set_got): Rename insn pattern from set_got.
6071 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6072 * config/i386/i386.c (ix86_compute_frame_layout): Use
6073 ix86_pc_thunk_call_expanded to prevent red-zone.
6075 2016-03-07 Martin Jambor <mjambor@suse.cz>
6077 * hsa.h (hsa_get_ctor_statements): Declare.
6078 (hsa_get_dtor_statements): Likewise.
6079 (hsa_get_kernel_dispatch_type): Likewise.
6080 * hsa.c (hsa_get_ctor_statements): New function.
6081 (hsa_get_dtor_statements): Likewise.
6082 (hsa_get_kernel_dispatch_type): Likewise.
6083 * hsa-brig.c (hsa_cdtor_statements): Removed.
6084 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6085 hsa_get_dtor_statements.
6086 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6087 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6089 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6091 * config/arm/arm-cores.def (cortex-r8): New.
6092 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6093 * config/arm/arm-tune.md: Likewise.
6094 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6096 2016-03-07 Martin Sebor <msebor@redhat.com>
6098 PR rtl-optimization/19705
6099 * doc/invoke.texi (Options That Control Optimization): Clarify
6100 -fno-branch-count-reg.
6102 2016-02-26 Richard Biener <rguenther@suse.de>
6103 Jeff Law <law@redhat.com>
6105 PR tree-optimization/69740
6106 * cfghooks.c (remove_edge): Request loop fixups if we delete
6107 an edge that might turn an irreducible loop into a natural
6109 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6110 Move after definition of loops_state_clear.
6112 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6114 PR rtl-optimization/69052
6115 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6118 2016-03-07 Tom de Vries <tom@codesourcery.com>
6120 PR tree-optimization/70116
6121 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6122 is_tm_ending stmts and ubsan/asan internal functions.
6123 (find_duplicate): Use it. Don't test is_tm_ending here.
6125 2016-03-07 Richard Biener <rguenther@suse.de>
6127 PR tree-optimization/70115
6128 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6129 (propagate_constants_for_unrolling): Use replace_uses_by.
6131 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6134 * omp-low.c (struct oacc_loop): Add ifns.
6135 (new_oacc_loop_raw): Initialize it.
6136 (finish_oacc_loop): Clear mask & flags if no ifns.
6137 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6138 (oacc_loop_xform_loop): Add ifns arg & adjust.
6139 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6141 2016-03-07 Richard Henderson <rth@redhat.com>
6144 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6145 (insert_value_copy_on_edge): Likewise.
6147 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6149 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6151 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6154 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6156 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6158 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6160 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6162 Fix sseimul type attribute.
6163 * config/i386/znver1.md
6164 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6165 znver1_sseimul_avx256_load) : Fix the type attribute.
6166 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6167 pipe usage and latency.
6169 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6172 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6173 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6176 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6179 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6181 PR rtl-optimization/69941
6182 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6183 the reg share its mode.
6185 2016-03-04 Jeff Law <law@redhat.com>
6187 PR tree-optimization/69196
6188 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6189 If the both SSA_NAMEs are anonymous, then consider them unassociated
6190 and include the PHI in the statement count.
6192 2016-03-05 Tom de Vries <tom@codesourcery.com>
6194 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6195 construct in oacc routine. Check for oacc region in oacc routine.
6197 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6200 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6201 2016-02-22 changes, instead don't recurse if RECUR is already true.
6202 Don't change *dynamic_check if RECUR. Adjust recursive caller
6203 to pass true to the new argument.
6204 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6207 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6208 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6210 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6212 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6214 PR rtl-optimization/57676
6215 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6218 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6220 * tree-vect-patterns.c (search_type_for_mask): Handle
6221 comparison of booleans.
6223 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6225 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6229 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6230 all other ops that have dw_val_class_die_ref operands,
6231 and DW_OP_GNU_entry_value.
6233 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6235 PR rtl-optimization/69904
6236 * config/arm/arm.c (arm_cannot_copy_insn_p):
6237 Return true for load-exclusive instructions.
6239 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6242 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6243 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6244 the pattern no matter if it is used just by non-pattern, pattern
6246 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6247 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6248 oprnd1 def_stmt is in pattern, don't look through it.
6250 2016-03-03 Marek Polacek <polacek@redhat.com>
6253 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6255 2016-03-03 Martin Liska <mliska@suse.cz>
6257 PR tree-optimization/70043
6258 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6259 previous statement if we see a debug statement.
6261 2016-03-03 Richard Biener <rguenther@suse.de>
6263 PR tree-optimization/55936
6264 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6265 parameter and guard unsafe equivalence use.
6266 (vrp_evaluate_conditional_warnv_with_ops): Always use
6267 safe equivalences but not via the quadratic compare_names
6270 2016-03-03 Michael Collison <michael.collison@linaro.org>
6273 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6274 for operand 1 to s_register_operand. Change predicate for operand
6275 2 to arm_not_immediate_operand.
6277 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6279 * doc/tm.texi: Regenerated.
6281 2016-03-02 Richard Henderson <rth@redhat.com>
6284 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6285 simplification when all args are positive non-fixed registers.
6287 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6289 * target.def (lra_p): Specify that new ports should use LRA.
6291 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6294 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6295 gimplify_type_sizes the type they refer to.
6296 (omp_notice_variable): Handle reference vars to VLAs.
6297 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6298 reference to VLA decls in the second pass instead of first pass.
6300 2016-03-02 Tom de Vries <tom@codesourcery.com>
6302 PR tree-optimization/68659
6303 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6304 new_expr == NULL_TREE.
6305 (get_new_name): Handle ADDR_EXPR.
6307 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6309 PR rtl-optimization/69052
6310 * loop-invariant.c (canonicalize_address): New function.
6311 (inv_can_prop_to_addr_use): Check validity of address expression
6312 which is canonicalized by above function.
6314 2016-03-02 Alan Modra <amodra@gmail.com>
6317 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6320 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6323 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6324 (*movhi_internal): Put mask moves from and to memory separately
6325 from moves from/to GPRs.
6327 2016-03-02 Richard Biener <rguenther@suse.de>
6329 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6330 GENERIC expressions in GIMPLE.
6332 2016-03-02 Richard Biener <rguenther@suse.de>
6334 * config/i386/i386.c (type_natural_mode): Fix typo.
6336 2016-03-02 Nick Clifton <nickc@redhat.com>
6338 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6340 2016-03-02 Richard Biener <rguenther@suse.de>
6341 Uros Bizjak <ubizjak@gmail.com>
6344 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6346 2016-03-02 Richard Biener <rguenther@suse.de>
6349 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6351 2016-03-02 Marek Polacek <polacek@redhat.com>
6354 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6355 "is promoted to" warning.
6357 2016-03-01 DJ Delorie <dj@redhat.com>
6359 * config.gcc: Deprecate mep-*.
6361 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6364 * lra-constraints.c (regno_val_use_in): New.
6365 (match_reload): Use it instead of regno_use_in.
6367 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6369 PR rtl-optimization/70007
6370 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6371 references present in REG_EQUAL notes attached to non-SET patterns.
6373 2016-03-01 Jeff Law <law@redhat.com>
6375 PR tree-optimization/69196
6376 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6377 Appropriately clamp the number of statements to copy when the
6378 thread path does not traverse a loop backedge.
6380 PR tree-optimization/69196
6381 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6382 Do count some PHIs in the thread path against the insn count. Decrease
6383 final statement count by one as the control statement in the last
6384 block will get removed. Remove special cased code for handling PHIs
6387 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6390 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6391 asm dialect alternatives to explicit GOTPCREL calls.
6393 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6396 * ira.c (do_reload): Issue warning for generic stack checking here...
6397 * reload1.c (reload): ...instead of here and streamline it.
6399 2016-03-01 Nick Clifton <nickc@redhat.com>
6401 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6403 2016-03-01 Richard Biener <rguenther@suse.de>
6405 PR tree-optimization/69983
6406 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6407 types and fall back to operand_equal_p.
6409 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6412 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6414 * config/s390/constraints.md ("jm8"): New constraint.
6415 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6417 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6419 ("*setmem_long<setmem_and>"): New pattern.
6420 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6422 ("*setmem_long_31z<setmem_and>"): New pattern.
6423 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6424 New substitution rules with the required attributes.
6427 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6430 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6432 * gensupport.c (process_substs_on_one_elem): Split loop to
6433 complete mark_operands_used_in_match_dup on all expressions in the
6435 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6436 and remove function.
6438 2016-03-01 Richard Biener <rguenther@suse.de>
6441 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6442 vector BIT_FIELD_REF extract.
6444 2016-03-01 Richard Biener <rguenther@suse.de>
6446 PR tree-optimization/69994
6447 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6449 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6451 PR tree-optimization/69956
6452 * tree-vect-stmts.c (supportable_widening_operation): Support
6453 multi-step conversion of boolean vectors.
6454 (supportable_narrowing_operation): Likewise.
6456 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6458 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6461 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6463 * config/s390/subst.md (DSI_VI): New mode iterator.
6464 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6465 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6466 the insn definition.
6467 ("*vec_set<mode>"): Change predicate and add alternative to
6468 support only either register or const_int operands as element
6470 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6472 ("vec_extract<mode>"): New expander.
6473 ("*vec_extract<mode>"): New insn definition supporting reg and
6474 const_int element selectors.
6475 ("*vec_extract<mode>_plus"): New insn definition supporting
6476 reg+const_int element selectors.
6477 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6478 following expander+insn definition.
6479 ("<vec_shifts_name><mode>3"): New expander.
6480 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6482 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6484 * config/s390/s390.md ("*tabort_1"): Change predicate to
6485 nonmemory_operand. Add a second alternative to cover
6486 register as well as const int operands.
6487 ("*tabort_1_plus"): New pattern definition.
6489 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6491 * config/s390/s390.md ("*ashrdi3_cc_31")
6492 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6493 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6494 Merge insn definitions into ...
6495 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6496 New pattern definition.
6497 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6498 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6499 ("*ashr<mode>3_and"): Merge insn definitions into ...
6500 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6501 New pattern definition.
6502 * config/s390/subst.md ("addr_style_op_cc_subst")
6503 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6504 substitutions patterns plus attributes.
6505 Add ashiftrt to SUBST iterator.
6507 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6509 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6510 op2 to nonmemory_operand.
6511 ("*<shift>di3_31", "*<shift>di3_31_and"):
6512 Merge into single pattern definition ...
6513 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6514 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6515 pattern definition ...
6516 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6517 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6520 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6522 * config/s390/predicates.md (const_int_6bitset_operand): New
6524 * config/s390/s390.md: Include subst.md.
6525 ("rotl<mode>3"): New expander.
6526 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6528 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6529 * config/s390/subst.md: New file.
6531 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6533 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6534 Remove RRR type. It doesn't really exist.
6535 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6537 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6538 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6539 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6540 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6541 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6542 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6543 `enabled' attribute.
6545 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6547 * gensupport.c (process_substs_on_one_elem): Split loop to
6548 complete mark_operands_used_in_match_dup on all expressions in the
6550 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6551 and remove function.
6553 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6556 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6557 (CEIL_NWORDS): ...this. Use CEIL macro.
6558 (compute_fp_layout): Adjust to above renaming.
6559 (function_arg_union_value): Likewise.
6560 (sparc_arg_partial_bytes): Likewise.
6561 (sparc_function_arg_advance): Likewise.
6563 2016-02-29 Jeff Law <law@redhat.com>
6565 PR tree-optimization/70005
6566 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6567 where an object with a boolean range is compared against a value
6570 PR tree-optimization/69999
6571 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6572 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6575 2016-02-29 Richard Biener <rguenther@suse.de>
6577 PR tree-optimization/69994
6578 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6579 (get_unary_op): Look through nop conversions.
6580 (ops_equal_values_p): New function, look for equality diregarding
6582 (eliminate_plus_minus_pair): Use ops_equal_values_p
6583 (repropagate_negates): Do not use get_unary_op here.
6585 2016-02-29 Martin Liska <mliska@suse.cz>
6587 * system.h: Poison ENABLE_CHECKING macro.
6589 2016-02-29 Martin Liska <mliska@suse.cz>
6591 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6592 is presented in dump flags.
6593 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6594 (hsa_regalloc): Likewise.
6596 2016-02-19 Richard Biener <rguenther@suse.de>
6598 PR tree-optimization/69980
6599 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6600 permutation of those we need to keep.
6602 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6605 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6606 (NWORDS_UP): ...this
6607 (init_cumulative_args): Minor tweaks.
6608 (sparc_promote_function_mode): Likewise.
6609 (scan_record_type): Delete.
6610 (traverse_record_type): New function template.
6611 (classify_data_t): New structure type.
6612 (classify_registers): New inline function.
6613 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6614 exhausted. Instantiate traverse_record_type on classify_registers and
6615 deal with the case of a structure passed in slot #15 with no FP field
6617 (assign_data_t): New structure type.
6618 (compute_int_layout): New static function.
6619 (compute_fp_layout): Likewise.
6620 (count_registers): New inline function.
6621 (assign_int_registers): New static function.
6622 (assign_fp_registers): Likewise.
6623 (assign_registers): New inline function.
6624 (function_arg_record_value_1): Delete.
6625 (function_arg_record_value_2): Likewise.
6626 (function_arg_record_value_3): Likewise.
6627 (function_arg_record_value): Adjust to above changes. Instantiate
6628 traverse_record_type on count_registers to first count the number of
6629 registers to be used and then on assign_registers to assign them.
6630 (function_arg_union_value): Adjust to above renaming.
6631 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6632 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6633 case of a structure passed in slot #15
6634 (sparc_function_arg_advance): Likewise.
6635 (function_arg_padding): Minor tweak.
6637 2016-02-29 Richard Biener <rguenther@suse.de>
6639 PR tree-optimization/69720
6640 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6641 the adjustment_def path for possibly vectorized defs.
6642 (vect_create_epilog_for_reduction): Handle vectorized initial
6645 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6647 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6649 2016-02-27 Jeff Law <law@redhat.com>
6652 2016-02-26 Richard Biener <rguenther@suse.de>
6653 Jeff Law <law@redhat.com>
6655 PR tree-optimization/69740
6656 * cfghooks.c (remove_edge): Request loop fixups if we delete
6657 an edge that might turn an irreducible loop into a natural
6660 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6662 PR rtl-optimization/69896
6663 * tree-vect-generic.c (get_compute_type): Avoid single element
6666 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6668 Rename the AArch64 tuning option and related functions to enable the
6669 Newton series for the reciprocal square root to reflect its
6670 approximative characteristic.
6672 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6673 function to "aarch64_emit_approx_rsqrt".
6674 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6675 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6676 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6677 (xgene1_tunings): Likewise.
6678 (use_rsqrt_p): Likewise.
6679 (aarch64_emit_swrsqrt): Use new function name.
6680 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6681 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6682 text explaining this option.
6683 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6685 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6688 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6689 complain about -mallow-movmisalign without -mvsx if
6690 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6692 2016-02-26 Joel Sherrill <joel@rtems.org>
6694 * config.gcc: Add x86_64-*-rtems*.
6695 * gcc/config/i386/rtems-64.h: New file.
6697 2016-02-26 Joel Sherrill <joel@rtems.org>
6699 * config.gcc: Add aarch64-*-rtems*.
6700 * gcc/config/aarch64/rtems.h: New file.
6702 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
6705 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
6706 shift amount using %h. Add comment.
6708 2016-02-26 Richard Biener <rguenther@suse.de>
6709 Jeff Law <law@redhat.com>
6711 PR tree-optimization/69740
6712 * cfghooks.c (remove_edge): Request loop fixups if we delete
6713 an edge that might turn an irreducible loop into a natural
6716 2016-02-26 Martin Jambor <mjambor@suse.cz>
6719 * tree-sra.c (sra_modify_assign): Do not remove loads of
6720 uninitialized aggregates to SSA_NAMEs.
6722 2016-02-26 Richard Henderson <rth@redhat.com>
6725 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
6726 pseudo in case the target rtx matches the source of the left
6729 2016-02-26 Martin Jambor <mjambor@suse.cz>
6732 * hsa.h (hsa_type_packed_p): Declare.
6733 * hsa.c (hsa_type_packed_p): New function.
6734 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
6736 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
6737 * hsa-brig.c (emit_basic_insn): Likewise.
6739 2016-02-26 Martin Jambor <mjambor@suse.cz>
6742 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
6744 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
6746 2016-02-26 Martin Jambor <mjambor@suse.cz>
6748 * hsa.h (is_a_helper): New overload for hsa_op_immed for
6749 hsa_op_with_type operands.
6750 (hsa_unsigned_type_for_type): Declare.
6751 * hsa.c (hsa_unsigned_type_for_type): New function.
6752 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
6753 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
6754 the finalizer. Do not emit extra move.
6756 2016-02-26 Martin Jambor <mjambor@suse.cz>
6758 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
6759 atomic operations in private segment.
6761 2016-02-26 Martin Jambor <mjambor@suse.cz>
6763 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
6764 statements to wi->info. Also disallow omp simd constructs.
6765 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
6766 for not gridifying. Dump special string for omp_for.
6768 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6771 * config/aarch64/aarch64.c (aarch64_set_current_function):
6772 Save/restore target globals when switching to
6773 target_option_default_node.
6775 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6778 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
6779 Return 0 if !SHIFT_COUNT_TRUNCATED.
6781 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6782 Eric Botcazou <ebotcazou@adacore.com>
6784 PR rtl-optimization/69891
6785 * dse.c (scan_insn): If we can't figure out memset arguments
6786 or they are non-constant, call clear_rhs_from_active_local_stores.
6788 2016-02-26 Martin Liska <mliska@suse.cz>
6790 * doc/extend.texi: Mention clog10, clog10f an clog10l
6791 in Builtins section.
6793 2016-02-26 Martin Liska <mliska@suse.cz>
6795 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
6797 (resolve_args_picking_1): Likewise.
6798 * dwarf2out.h (struct GTY): Likewise.
6800 2016-02-26 Martin Liska <mliska@suse.cz>
6802 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
6804 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6806 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
6807 Martin Liska <mliska@suse.cz>
6809 * doc/install.texi: Mention --enable-valgrind-annotations.
6811 2016-02-26 Richard Biener <rguenther@suse.de>
6813 PR tree-optimization/69551
6814 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
6815 looking through aliases adjust DECL_PT_UID to refer to the
6816 ultimate alias target.
6818 2016-02-25 Martin Liska <mliska@suse.cz>
6821 * alloc-pool.c (after_memory_report): New variable.
6822 * alloc-pool.h (base_pool_allocator ::release): Do not use
6823 the infrastructure if after_memory_report.
6824 * toplev.c (toplev::main): Mark after memory report.
6826 2016-02-25 Richard Biener <rguenther@suse.de>
6828 PR tree-optimization/48795
6829 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
6831 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
6834 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
6835 offloading is enabled and -fopenacc or -fopenmp is specified.
6836 (CRTOFFLOADEND): Likewise.
6837 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
6838 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
6839 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
6840 (offload_objects_file_name): New static var.
6841 (tool_cleanup): Remove offload_objects_file_name file.
6842 (find_offloadbeginend): Replace with ...
6843 (find_crtoffloadtable): ... this.
6844 (run_gcc): Remove offload_argc and offload_argv.
6845 Get offload_objects_file_name from -foffload-objects=... option.
6846 Read names of object files with offload from this file, pass them to
6847 compile_images_for_offload_targets. Don't call find_offloadbeginend and
6848 don't pass offloadbegin and offloadend to the linker. Don't pass
6849 offload non-LTO files to the linker, because now they're not claimed.
6851 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
6854 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6855 on builtin_unreachable.
6857 2016-02-25 Jakub Jelinek <jakub@redhat.com>
6859 PR rtl-optimization/69896
6860 * regcprop.c: Include cfgrtl.h.
6861 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
6862 than remembered mode, either delete it (if noop_move_p), or
6863 treat like copy_p but not noop_p instruction.
6865 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6868 * dwarf2out.c (gen_variable_die): Work around buggy LTO
6869 - allow NULL decl for Fortran DW_TAG_common_block variables.
6871 2016-02-24 Jason Merrill <jason@redhat.com>
6873 * common.opt (flifetime-dse): Add -flifetime-dse=1.
6875 2016-02-24 Richard Biener <rguenther@suse.de>
6876 Jakub Jelinek <jakub@redhat.com>
6879 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
6880 conditionally executed ops to well-defined overflow behavior.
6882 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6885 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
6888 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6890 PR rtl-optimization/69886
6891 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
6892 argument. Use it when checking validity of set instructions.
6893 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
6894 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
6896 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
6897 * store-motion.c (find_moveable_store): Update
6898 can_assign_to_reg_without_clobbers_p callsite.
6900 2016-02-24 Richard Biener <rguenther@suse.de>
6903 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
6905 (record_nonwrapping_iv): Do not fall back to the low/high bound
6906 for non-constant IV bases if the stmt is not always executed.
6908 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6910 * config/arm/arm-cores.def (cortex-a32): New entry.
6911 * config/arm/arm-tables.opt: Regenerate.
6912 * config/arm/arm-tune.md: Regenerate.
6913 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
6914 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
6915 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
6916 for -mcpu and -mtune.
6918 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6921 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
6922 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
6923 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
6924 (atomic_loaddi_1): Delete.
6925 (atomic_loaddi): Rewrite expander using the above changes.
6927 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6930 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
6933 2016-02-24 Jakub Jelinek <jakub@redhat.com>
6934 Richard Biener <rguenth@suse.de>
6937 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
6938 set_mem_attributes if tem is SSA_NAME which got expanded
6941 2016-02-24 Richard Biener <rguenther@suse.de>
6943 PR tree-optimization/69907
6944 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
6945 end of permutations for BB vectorization.
6947 2016-02-24 Christian Bruel <christian.bruel@st.com>
6949 * config/arm/arm-c.c (arm_option_override): Initialize
6950 target_option_current_node.
6951 * config/arm/arm.c (arm_pragma_target_parse): Replace
6952 build_target_option_node call by target_option_current_node.
6953 Set target_option_current_node.
6956 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
6959 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
6960 define_insn_and_split to define_insn.
6961 (zero_extendqi<mode>2_dot2): Same.
6962 (extendqi<mode>2_dot): Same.
6963 (extendqi<mode>2_dot2): Same.
6965 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6967 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
6968 and add bypass for AES{D,E} and AESMC pairs.
6969 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
6972 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
6974 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
6975 series for reciprocal square root in Exynos M1.
6977 2016-02-23 Martin Sebor <msebor@redhat.com>
6980 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
6981 __builtin_alloca_with_align.
6983 2016-02-23 Richard Henderson <rth@redhat.com>
6985 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
6986 (ix86_register_pragmas): Remove __seg_tls.
6987 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
6988 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
6989 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
6990 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
6991 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
6992 * doc/extend.texi (__seg_tls): Remove item.
6994 2016-02-23 Richard Biener <rguenther@suse.de>
6996 * alloc-pool.h (struct allocation_object): Make id member
6997 conditional on CHECKING_P again.
6998 (get_instance): Adjust.
6999 (base_pool_allocator): Likewise.
7001 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7003 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7004 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7006 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7008 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7010 2016-02-23 Richard Biener <rguenther@suse.de>
7012 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7013 * bitmap.h (struct bitmap_usage): Likewise.
7014 (bitmap_move): Declare.
7015 * bitmap.c (register_overhead): Take size_t argument.
7016 (bitmap_move): New function.
7017 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7018 to properly account overhead.
7019 * tree.c (free_node): Use tree_size.
7021 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7024 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7025 when inverting comparison.
7028 * common.opt (Wunreachable-code): Add Warning flag.
7030 2016-02-23 Mark Wielaard <mjw@redhat.com>
7031 Jakub Jelinek <jakub@redhat.com>
7034 * cgraphunit.c (check_global_declaration): Check main_input_filename
7035 and DECL_SOURCE_FILE are not NULL.
7037 2016-02-23 Martin Jambor <mjambor@suse.cz>
7039 PR tree-optimization/69666
7040 * tree-sra.c (sra_modify_assign): Do not attempt to create
7041 default_def replacements for unscalarizable regions.
7043 2016-02-20 Mark Wielaard <mjw@redhat.com>
7046 * cgraphunit.c (check_global_declaration): Check level of
7047 warn_unused_const_variable and main_input_filename.
7048 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7049 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7050 (-Wunused-const-variable): Explain levels 1 and 2.
7052 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7055 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7056 identical arguments. Formatting and spelling fixes.
7059 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7064 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7065 and m68k-devices.def.
7066 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7067 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7069 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7071 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7072 and HImode registers.
7074 2016-02-22 Richard Biener <rguenther@suse.de>
7076 PR tree-optimization/69882
7077 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7078 preserve permutations present because of gaps.
7079 (vect_supported_load_permutation_p): Always continue checking
7080 permutations after vect_attempt_slp_rearrange_stmts.
7082 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7084 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7085 min_profitable_estimate, rather than min_profitable_iters.
7087 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7090 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7091 SImode for last match_operand.
7093 2016-02-22 Martin Liska <mliska@suse.cz>
7095 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7096 return bitsize - 1 as the return value.
7098 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7102 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7103 Handle negative shift counts.
7104 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7105 force_reg on the shift constant.
7106 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7107 (lshrsi3_d): Handle negative shift counts.
7109 2016-02-22 Richard Biener <rguenther@suse.de>
7110 Tom de Vries <tom@codesourcery.com>
7112 * graph.c: Include dumpfile.h.
7113 (print_graph_cfg): Split into three overloads.
7114 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7116 2016-02-22 Tom de Vries <tom@codesourcery.com>
7118 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7121 2016-02-22 Richard Biener <rguenther@suse.de>
7124 * ipa-inline-transform.c (inline_call): When not updating
7125 overall summaries adjust self size by the growth estimate.
7126 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7127 hash-set, do not update overall summaries here. Renamed from ...
7128 (inline_to_all_callers): ... this which is now wrapping the
7129 above and performing delayed overall summary update.
7130 (early_inline_small_functions): Delay updating of the overall
7133 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7135 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7138 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7141 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7142 :%* in %:gt() argument.
7143 (greater_than_spec_func): Adjust for expecting only numbers,
7144 if there are more than two numbers, compare the last two.
7146 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7148 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7149 -Wnarrowing with -std.
7151 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7154 * expr.c (store_field): Don't use bit-field path if exp is
7155 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7156 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7157 and the assignment can be performed by bitwise copy. Formatting
7161 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7162 call copy_reg_eh_region_note_forward on before and/or after sequences
7163 and remove note from insn if it no longer can throw.
7166 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7169 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7171 * config/s390/vector.md: Add missing commutative operand markers
7172 to the patterns which qualify for one.
7173 * config/s390/vx-builtins.md: Likewise.
7175 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7177 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7178 types to mode iterators.
7179 (vec_double): ... and mode attribute.
7180 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7182 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7184 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7185 Change the predicate of op2 from nonimmediate to general and let
7186 reload fix it if necessary.
7188 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7190 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7192 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7194 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7197 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7199 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7200 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7201 * config/s390/s390.md ("movstr<P:mode>"): Call
7202 s390_expand_vec_movstr.
7204 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7206 * config/s390/s390.md: Add missing output modifier for operand 1
7207 to print it as address properly.
7209 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7211 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7212 * config/s390/2964.md: New file.
7213 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7214 of insn grouping attributes depending on the CPU level.
7215 (s390_get_unit_mask): New function.
7216 (s390_sched_score): Remove the OOO from the scheduling macros.
7217 Add loop to calculate a score for the instruction mix.
7218 (s390_sched_reorder): Likewise plus improve debug output.
7219 (s390_sched_variable_issue): Rename macros as above. Calculate
7220 the unit distances after actually scheduling an insn. Improve
7222 (s390_sched_init): Clear last_scheduled_unit_distance array.
7223 * config/s390/s390.md: Include 2964.md.
7225 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7228 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7229 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7230 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7231 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7232 *avx512f_<code>v8div16qi2_mask_1): New insns.
7234 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7237 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7240 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7241 earlyclobber from target. Use wF constraint for fused memory
7243 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7245 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7246 Martin Liska <mliska@suse.cz>
7249 * cfgexpand.c (asan_sanitize_stack_p): New function.
7250 (partition_stack_vars): Use the function.
7251 (expand_stack_vars): Likewise.
7252 (defer_stack_allocation): Likewise.
7253 (expand_used_vars): Likewise.
7255 2016-02-18 Richard Biener <rguenther@suse.de>
7258 * fold-const.c (operand_equal_p): Properly compare offsets for
7259 IMAGPART_EXPR and ARRAY_REF.
7261 2016-02-18 Nick Clifton <nickc@redhat.com>
7265 * config/arm/arm.c (arm_option_override_internal): Disable
7266 interworking if the target does not support thumb instructions.
7267 (arm_reload_in_hi): Handle the case where a register to register
7268 move needs reloading because there is no simple pattern to handle
7270 (arm_reload_out_hi): Likewise.
7272 2016-02-18 Richard Biener <rguenther@suse.de>
7275 * match.pd: Don't use fold_binary or fold_unary for folding
7278 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7281 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7282 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7283 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7284 warn on gimple_no_warning_p statements.
7286 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7288 * doc/extend.texi (C++ Attributes): Correct description of
7289 warn_unused type attribute.
7291 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7293 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7294 correct instruction.
7296 2016-02-17 Richard Biener <rguenther@suse.de>
7298 PR rtl-optimization/69609
7299 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7300 (find_traces_1_round): When ending a trace update cached priority
7302 (bb_to_key): Use cached priority when available.
7303 (copy_bb): Initialize cached priority.
7304 (reorder_basic_blocks_software_trace_cache): Likewise.
7306 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7309 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7311 (aarch64_comparison_operator): Break overly long line into two.
7312 (aarch64_comparison_operation): Likewise.
7313 * config/aarch64/aarch64.md (cstorecc4): Use
7314 aarch64_comparison_operator_mode instead of
7315 aarch64_comparison_operator.
7316 (cstore<mode>4): Likewise.
7317 (aarch64_cstore<mode>): Likewise.
7318 (*cstoresi_insn_uxtw): Likewise.
7319 (cstore<mode>_neg): Likewise.
7320 (*cstoresi_neg_uxtw): Likewise.
7322 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7325 * config/arm/predicates.md (arm_comparison_operator_mode):
7327 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7328 instead of arm_comparison_operator.
7329 (*mov_negscc): Likewise.
7330 (*mov_notscc): Likewise.
7331 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7332 (*thumb2_mov_negscc): Likewise.
7333 (*thumb2_mov_negscc_strict_it): Likewise.
7334 (*thumb2_mov_notscc): Likewise.
7335 (*thumb2_mov_notscc_strict_it): Likewise.
7337 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7339 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7342 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7344 * config/visium/visium.c (machine_libfunc_index): New enum.
7345 (machine_libfuncs): New structure.
7346 (visium_libfuncs): New static variable.
7347 (TARGET_INIT_LIBFUNCS): Define to...
7348 (visium_init_libfuncs): ...this. New function.
7349 (expand_block_move_4): Use the appropriate libfunc.
7350 (expand_block_move_2): Likewise.
7351 (expand_block_move_1): Likewise.
7352 (expand_block_set_4): Likewise.
7353 (expand_block_set_2): Likewise.
7354 (expand_block_set_1): Likewise.
7355 (visium_trampoline_init): Likewise.
7357 2016-02-17 Nick Clifton <nickc@redhat.com>
7359 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7360 TI's devices.csv file as of March 2016.
7362 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7365 * opts-global.c (handle_common_deferred_options): Introduce and
7366 initialize two global variables to remember command-line options
7367 specifying a stack-limiting register.
7368 * opts.h: Add extern declarations of the two new global variables.
7369 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7370 variable based on the values of the two new global variables.
7372 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7375 * common.opt (Wnonnull-compare): New warning.
7376 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7377 of arguments against NULL.
7378 (-Wnonnull-compare): Document.
7379 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7380 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7381 * passes.def (pass_warn_nonnull_compare): Add.
7382 * gimple-ssa-nonnull-compare.c: New file.
7384 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7386 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7387 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7389 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7391 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7392 reciprocal sqrt for -mlow-precision-recip-sqrt.
7394 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7395 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7397 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7398 always use lane loads to construct non-constant vectors.
7400 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7402 * config/aarch64/aarch64.md
7403 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7404 constraints for operand 3.
7405 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7407 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7408 Richard Biener <rguenther@suse.de>
7410 PR tree-optimization/69820
7411 * tree-vect-patterns.c (type_conversion_p): Return false if
7412 *orig_type is unsigned single precision or boolean.
7413 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7416 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7418 PR rtl-optimization/69764
7419 PR rtl-optimization/69771
7420 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7421 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7423 2016-02-16 Richard Biener <rguenther@suse.de>
7425 PR tree-optimization/69776
7426 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7428 (indirect_refs_may_alias_p): Likewise.
7429 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7430 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7431 according to tbaa_p.
7432 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7433 (optimize_stmt): For redundant store discovery do not allow tbaa.
7435 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7437 PR tree-optimization/69714
7438 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7439 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7441 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7443 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7444 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7445 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7446 * config/arc/arc.c (arc_init): Check FPU options.
7447 (get_arc_condition_code): Handle new CC_FPU* modes.
7448 (arc_select_cc_mode): Likewise.
7449 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7450 register pair only. Allow access for ARCv2 accumulator.
7451 (gen_compare_reg): Whenever we have FPU support use FPU compare
7453 (arc_reorg): Don't generate brcc insns when FPU compare
7454 instructions are involved.
7455 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7456 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7457 floating point emulation.
7458 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7459 (REVERSE_CONDITION): Add new CC_FPU* modes.
7460 (TARGET_FP_SP_BASE): Define.
7461 (TARGET_FP_DP_BASE): Likewise.
7462 (TARGET_FP_SP_FUSED): Likewise.
7463 (TARGET_FP_DP_FUSED): Likewise.
7464 (TARGET_FP_SP_CONV): Likewise.
7465 (TARGET_FP_DP_CONV): Likewise.
7466 (TARGET_FP_SP_SQRT): Likewise.
7467 (TARGET_FP_DP_SQRT): Likewise.
7468 (TARGET_FP_DP_AX): Likewise.
7469 * config/arc/arc.md (ARCV2_ACC): New constant.
7470 (type): New fpu type attribute.
7471 (SDF): Conditional iterator.
7472 (cstore<mode>, cbranch<mode>): Change expand condition.
7473 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7474 handles FPU/FPX cases as well.
7475 * config/arc/arc.opt (mfpu): New option.
7476 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7478 (adddf3, muldf3, subdf3): Removed.
7479 * config/arc/predicates.md (proper_comparison_operator): Recognize
7481 * config/arc/fpu.md: New file.
7482 * doc/invoke.texi (ARC Options): Document mfpu option.
7484 2016-02-16 Richard Biener <rguenther@suse.de>
7486 PR rtl-optimization/69291
7487 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7488 noce_operand_ok check.
7490 2016-02-16 Tom de Vries <tom@codesourcery.com>
7493 * omp-low.c (simd_clone_create): Remove call to
7494 symtab->call_cgraph_insertion_hooks.
7496 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7498 PR tree-optimization/69802
7499 * tree-ssa-reassoc.c (update_range_test): If op is
7500 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7501 op == 1 test of precision 1 integral op, otherwise handle
7502 that case as op itself. Fix up formatting.
7503 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7506 2016-02-16 Richard Biener <rguenther@suse.de>
7508 PR tree-optimization/69586
7509 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7510 types for conversion sources.
7512 2016-02-16 Richard Biener <rguenther@suse.de>
7515 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7516 mask OEP_ADDRESS_OF.
7518 2016-02-16 Alan Modra <amodra@gmail.com>
7521 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7522 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7523 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7525 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7526 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7527 (p8_fmrgow_<mode>): Likewise.
7528 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7530 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7531 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7532 to use movdi_internal64. Remove op0_di.
7533 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7535 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7537 Add support for the FCCMP insn types
7539 * config/aarch64/aarch64.md (fccmp): Change insn type.
7541 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7542 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7543 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7544 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7545 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7546 * config/arm/types.md (fccmps): Add new insn type.
7549 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7551 * alias.c (get_alias_set): Fix a typo in comment.
7553 2016-02-15 Richard Biener <rguenther@suse.de>
7555 PR tree-optimization/69595
7556 * match.pd: Complete range test simplification to true.
7558 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7560 PR rtl-optimization/69648
7561 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7562 pic_offset_table_rtx.
7564 PR rtl-optimization/69752
7565 * ira.c (update_equiv_regs): When looking for more than a single SET,
7566 also take other side effects into account.
7568 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7570 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7571 for z900+ CPUs in 31-bit mode.
7573 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7575 * common/config/s390/s390-common.c (s390_supports_split_stack):
7577 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7578 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7579 * config/s390/s390.c (struct machine_function): New field
7580 split_stack_varargs_pointer.
7581 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7582 in s390_emit_prologue.
7583 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7585 (morestack_ref): New global.
7586 (SPLIT_STACK_AVAILABLE): New macro.
7587 (s390_expand_split_stack_prologue): New function.
7588 (s390_live_on_entry): New function.
7589 (s390_va_start): Use split-stack vararg pointer if appropriate.
7590 (s390_asm_file_end): Emit the split-stack note sections.
7591 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7592 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7593 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7594 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7595 (split_stack_prologue): New expand.
7596 (split_stack_space_check): New expand.
7597 (split_stack_data): New insn.
7598 (split_stack_call): New expand.
7599 (split_stack_call_*): New insn.
7600 (split_stack_cond_call): New expand.
7601 (split_stack_cond_call_*): New insn.
7603 2016-02-15 Richard Biener <rguenther@suse.de>
7605 PR tree-optimization/69783
7606 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7607 Add trivially correct cases.
7609 2016-02-15 Tom de Vries <tom@codesourcery.com>
7612 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7614 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7616 2016-02-15 Richard Biener <rguenther@suse.de>
7618 PR tree-optimization/69776
7619 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7620 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7621 indicate whether we can use TBAA to disambiguate against stores.
7622 Use alias-set zero if not.
7623 (visit_reference_op_store): Do not use TBAA when looking up
7625 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7626 (eliminate_dom_walker::before_dom_children): But not when looking
7627 up redundant stores.
7629 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7631 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7633 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7635 * config/i386/znver1.md
7636 (znver1_pop, znver1_pop_mem,
7637 znver1_load_imov_double_store,
7638 znver1_load_imov_direct_store,
7639 znver1_load_imov_direct_load,
7640 znver1_load_imov_double_load): Add new.
7641 (znver1_insn, znver1_insn_load): Add icmov type.
7643 znver1_sseavx_fma_load,
7645 znver1_avx256_fma_load): Fix pipe usage.
7647 2016-02-14 Alan Modra <amodra@gmail.com>
7650 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7651 with an invalid hard reg, reload just the reg not the entire
7652 pre/post-inc/dec address expression.
7654 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7657 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7658 fixed R1_REG scratch reg.
7659 (sibcall_value_pcrel_fdpic): Likewise.
7661 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7665 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7667 2016-02-12 Walter Lee <walt@tilera.com>
7669 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7670 * config/tilegx/t-tilegx: Likewise.
7672 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7675 * diagnostic-show-locus.c (struct line_span): New struct.
7676 (layout::get_first_line): Delete.
7677 (layout::get_last_line): Delete.
7678 (layout::get_num_line_spans): New member function.
7679 (layout::get_line_span): Likewise.
7680 (layout::print_heading_for_line_span_index_p): Likewise.
7681 (layout::get_expanded_location): Likewise.
7682 (layout::calculate_line_spans): Likewise.
7683 (layout::m_first_line): Delete.
7684 (layout::m_last_line): Delete.
7685 (layout::m_line_spans): New field.
7686 (layout::layout): Update comment. Replace m_first_line and
7687 m_last_line with m_line_spans, replacing their initialization
7688 with a call to calculate_line_spans.
7689 (diagnostic_show_locus): When printing source lines and
7690 annotations, rather than looping over a single span
7691 of lines, instead loop over each line_span within
7692 the layout, with an inner loop over the lines within them.
7693 Call the context's start_span callback when changing line spans.
7694 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7695 (diagnostic_build_prefix): Break out the building of the location
7696 part of the string into...
7697 (diagnostic_get_location_text): ...this new function, rewriting
7698 it from nested ternary expressions to a sequence of "if"
7700 (default_diagnostic_start_span_fn): New function.
7701 * diagnostic.h (diagnostic_start_span_fn): New typedef.
7702 (diagnostic_context::start_span): New field.
7703 (default_diagnostic_start_span_fn): New prototype.
7705 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7708 * gcc.c (driver::finalize): Fix cleanup of "specs".
7710 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7714 * gcc.c (driver::driver): Initialize m_option_suggestions.
7715 (driver::~driver): Clean up m_option_suggestions.
7716 (suggest_option): Convert to...
7717 (driver::suggest_option): ...this, and split out into
7718 driver::build_option_suggestions and find_closest_string.
7719 (driver::build_option_suggestions): New function, from
7720 first half of suggest_option. Special-case
7721 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
7722 the sanitizer_opts array. For options of enum types, add the
7723 various enum values to the candidate strings.
7724 (driver::handle_unrecognized_options): Remove "const".
7725 * gcc.h (driver::handle_unrecognized_options): Likewise.
7726 (driver::build_option_suggestions): New decl.
7727 (driver::suggest_option): New decl.
7728 (driver::m_option_suggestions): New field.
7729 * opts-common.c (add_misspelling_candidates): New function.
7730 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
7731 and make non-static.
7732 * opts.h (sanitizer_opts): New array decl.
7733 (add_misspelling_candidates): New function decl.
7734 * spellcheck.c (find_closest_string): New function.
7735 * spellcheck.h (find_closest_string): New function decl.
7737 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7739 PR rtl-optimization/69764
7740 PR rtl-optimization/69771
7741 * optabs.c (expand_binop_directly): For shift_optab_p, force
7742 convert_modes with VOIDmode if xop1 has VOIDmode.
7744 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
7747 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
7748 to correctly determine instrumentation thunks.
7750 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7753 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
7754 type by reference, force lhs on the call.
7757 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
7758 Compute retval and retbnd early in all cases if split_part_return_p
7759 and return_bb is not EXIT. Remove all clobber stmts and reset
7760 all debug stmts that refer to SSA_NAMEs defined in split part,
7761 except if it is retval, in that case replace the old retval with the
7762 lhs of the call to the split part.
7764 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7767 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7770 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7771 whose result is used in PHI.
7772 (maybe_optimize_range_tests): Likewise.
7773 (final_range_test_p): Likweise.
7775 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7778 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
7779 whose result is used in PHI.
7780 (maybe_optimize_range_tests): Likewise.
7781 (final_range_test_p): Likweise.
7783 2016-02-12 Jakub Jelinek <jakub@redhat.com>
7785 * cgraph.c: Spelling fixes - behaviour -> behavior and
7786 neighbour -> neighbor.
7787 * target.def: Likewise.
7788 * sel-sched.c: Likewise.
7789 * config/mips/mips.c: Likewise.
7790 * config/arc/arc.md: Likewise.
7791 * config/arm/cortex-a57.md: Likewise.
7792 * config/arm/arm.c: Likewise.
7793 * config/arm/neon.md: Likewise.
7794 * config/arm/arm-c.c: Likewise.
7795 * config/vms/vms-c.c: Likewise.
7796 * config/s390/s390.c: Likewise.
7797 * config/i386/znver1.md: Likewise.
7798 * config/i386/i386.c: Likewise.
7799 * config/ia64/hpux-unix2003.h: Likewise.
7800 * config/msp430/msp430.md: Likewise.
7801 * config/rx/rx.c: Likewise.
7802 * config/rx/rx.md: Likewise.
7803 * config/aarch64/aarch64-simd.md: Likewise.
7804 * config/aarch64/aarch64.c: Likewise.
7805 * config/nvptx/nvptx.c: Likewise.
7806 * config/bfin/bfin.c: Likewise.
7807 * config/cris/cris.opt: Likewise.
7808 * config/rs6000/rs6000.c: Likewise.
7809 * target.h: Likewise.
7810 * spellcheck.c: Likewise.
7811 * ira-build.c: Likewise.
7812 * tree-inline.c: Likewise.
7813 * builtins.c: Likewise.
7814 * lra-constraints.c: Likewise.
7815 * explow.c: Likewise.
7816 * hwint.h: Likewise.
7817 * targhooks.c: Likewise.
7818 * tree-vect-data-refs.c: Likewise.
7820 * doc/tm.texi: Likewise.
7821 * doc/extend.texi: Likewise.
7822 * doc/install.texi: Likewise.
7823 * doc/md.texi: Likewise.
7824 * tree-ssa-tail-merge.c: Likewise.
7825 * sched-int.h: Likewise.
7826 * match.pd: Likewise.
7827 * sched-ebb.c: Likewise.
7828 * target.def (omit_struct_return_reg): Likewise.
7829 * gimple-ssa-isolate-paths.c: Likewise.
7830 (find_implicit_erroneous_behaviour): Renamed to...
7831 (find_implicit_erroneous_behavior): ... this.
7832 (find_explicit_erroneous_behaviour): Renamed to...
7833 (find_explicit_erroneous_behavior): ... this.
7834 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
7836 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
7838 PR rtl-optimization/64682
7839 PR rtl-optimization/69567
7840 PR rtl-optimization/69737
7841 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
7842 in I2 as well, just lose it.
7844 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7846 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
7848 (aarch64_last_printed_tune_string): Likewise.
7849 (aarch64_declare_function_name): Only output .arch assembler
7850 directive if it will be different from the previously output
7851 directive. Same for .tune comment but only if -dA is set.
7852 (aarch64_start_file): New function.
7853 (TARGET_ASM_FILE_START): Define.
7855 2016-02-11 David Malcolm <dmalcolm@redhat.com>
7858 * Makefile.in (PLUGIN_HEADERS): Add params.list.
7860 2016-02-11 Jakub Jelinek <jakub@redhat.com>
7863 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
7864 -Wmaybe-uninitialized warning.
7866 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
7869 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
7871 2016-02-11 Richard Biener <rguenther@suse.de>
7873 PR rtl-optimization/69291
7874 * ifcvt.c (noce_try_store_flag_constants): Do not allow
7875 subexpressions affected by changing the result.
7877 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
7880 * lra-constraints.c (curr_insn_transform): Find in/out operands
7881 for secondary memory moves. Update dups.
7883 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7885 PR tree-optimization/69652
7886 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
7887 to nested loop, did source re-formatting, skip debug statements,
7888 add check on statement with volatile operand, remove dead scalar
7891 2016-02-10 Jakub Jelinek <jakub@redhat.com>
7892 Patrick Palka <ppalka@gcc.gnu.org>
7896 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
7897 calls if the return type is TREE_ADDRESSABLE.
7898 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
7899 * ipa-split.c (split_function): Fix doubled "we" in comment.
7900 Use void return type for the split part even if
7901 !split_point->split_part_set_retval.
7903 2016-02-10 Bin Cheng <bin.cheng@arm.com>
7905 PR tree-optimization/68021
7906 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
7907 when computing the value of biv cand by itself.
7909 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7911 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
7912 (cortexa57_tunings): Likewise.
7913 (cortexa72_tunings): Likewise.
7914 (arch_macro_fusion_pair_p): Add support for AES fusion.
7915 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
7916 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
7917 Allow virtual registers before reload so early scheduling works.
7918 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
7919 correct latency and pipeline.
7920 (cortex_a57_crypto_complex): Likewise.
7921 (cortex_a57_crypto_xor): Likewise.
7922 (define_bypass): Add AES bypass.
7924 2016-02-10 Richard Biener <rguenther@suse.de>
7926 PR tree-optimization/69726
7927 * passes.def: Add DCE pass before late uninit.
7928 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
7929 really fixup if-conversions job.
7931 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
7933 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
7934 (arm_cortex_a57_tune): Likewise.
7935 (aarch_macro_fusion_pair_p): Add support for AES fusion.
7936 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
7938 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
7940 * timevar.def (TV_PHASE_DBGINFO): Delete.
7941 (TV_PHASE_CHECK_DBGINFO): Likewise.
7942 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
7944 2016-02-10 Richard Biener <rguenther@suse.de>
7946 PR tree-optimization/69719
7947 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7948 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
7950 2016-02-09 Andrew Pinski <apinski@cavium.com>
7953 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
7954 get_vcond_mask_icode returns false.
7956 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7959 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
7960 an ADDIS that adds a pointer to a large constant that sets the
7961 upper16 bits with a load operation.
7963 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7966 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
7968 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
7970 (vzipq_s16): Likewise.
7971 (vzipq_s32): Likewise.
7972 (vzipq_f32): Likewise.
7973 (vzipq_u8): Likewise.
7974 (vzipq_u16): Likewise.
7975 (vzipq_u32): Likewise.
7976 (vzipq_p8): Likewise.
7977 (vzipq_p16): Likewise.
7979 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
7982 * config/arm/arm.c (neon_endian_lane_map): New function.
7983 (neon_vector_pair_endian_lane_map): New function.
7984 (arm_evpc_neon_vuzp): Allow for big endian lane order.
7985 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
7987 (vuzpq_s16): Likewise.
7988 (vuzpq_s32): Likewise.
7989 (vuzpq_f32): Likewise.
7990 (vuzpq_u8): Likewise.
7991 (vuzpq_u16): Likewise.
7992 (vuzpq_u32): Likewise.
7993 (vuzpq_p8): Likewise.
7994 (vuzpq_p16): Likewise.
7996 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
7999 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8002 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8004 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8005 truncate const_int operand 1 to QImode.
8007 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8009 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8010 corresponding to an abnormal edge.
8012 2016-02-09 Tom de Vries <tom@codesourcery.com>
8014 PR tree-optimization/69599
8015 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8017 (find_func_aliases_for_builtin_call, find_func_clobbers)
8018 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8021 2016-02-09 Richard Biener <rguenther@suse.de>
8023 PR tree-optimization/69715
8024 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8025 LHS on calls as non-rewritable.
8027 2016-02-09 Tom de Vries <tom@codesourcery.com>
8030 * lto-wrapper.c (append_diag_options): New function.
8031 (compile_offload_image): Call append_diag_options.
8033 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8036 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8037 Minor copy-edit to fix verb tenses.
8039 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8041 PR tree-optimization/69209
8042 * ipa-split.c (split_function): If split part is not
8043 returning retval, retval has gimple type but is not
8044 gimple value, force it into a SSA_NAME first.
8046 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8048 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8051 2016-02-08 Jason Merrill <jason@redhat.com>
8054 * convert.c (convert_to_integer_1): Check dofold on truncation
8056 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8057 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8058 Rename from *_nofold.
8059 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8060 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8062 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8065 * tree.c (build_common_tree_nodes): Remove short_double argument.
8066 All callers changed.
8067 * tree.h (build_common_tree_nodes): Adjust declaration.
8068 * doc/invoke.texi (-fshort-double): Remove documentation.
8069 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8070 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8071 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8072 (append_linker_options): Don't handle OPT_fshort_double.
8074 PR rtl-optimization/68730
8075 * lra-remat.c (insn_to_cand_activation): New static variable.
8076 (lra_remat): Allocate and free it.
8077 (create_cand): New arg activation. Initialize a field in
8078 insn_to_cand_activation if it is nonnull.
8079 (create_cands): Pass the activation insn to create_cand when making
8080 a candidate involving an output reload. Reorganize code a little.
8081 (do_remat): Keep track of active status of candidates in a separate
8084 2016-02-08 Richard Biener <rguenther@suse.de>
8086 PR tree-optimization/69719
8087 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8088 Properly use absolute of the difference of the two offsets to
8089 compare or adjust the segment length.
8091 2016-02-08 Richard Biener <rguenther@suse.de>
8092 Jeff Law <law@redhat.com>
8095 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8096 types for anonymous SSA names.
8098 2016-02-08 Richard Biener <rguenther@suse.de>
8100 PR rtl-optimization/69274
8101 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8103 2016-02-08 Jeff Law <law@redhat.com>
8105 PR tree-optimization/65917
8106 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8107 equivalences from if (x == y) style conditionals.
8108 (loop_depth_of_name): Remove.
8109 (record_equality): Remove loop depth check.
8110 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8111 (const_and_copies::record_const_or_copy_raw): New member function.
8112 * tree-ssa-scopedtables.c
8113 (const_and_copies::record_const_or_copy_raw): New, factored out of
8114 (const_and_copies::record_const_or_copy): Call new member function.
8116 2016-02-05 Jeff Law <law@redhat.com>
8118 PR tree-optimization/68541
8119 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8120 (count_stmts_in_block): New function.
8121 (poor_ifcvt_candidate_code): Likewise.
8122 (is_feasible_trace): Add some heuristics to determine when path
8123 splitting is profitable.
8124 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8125 is a diamond with a single exit.
8127 2016-02-05 Martin Sebor <msebor@redhat.com>
8130 * doc/invoke.texi: Update -Wplacement-new to take an optional
8133 2016-02-06 Richard Henderson <rth@redhat.com>
8136 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8137 out of non-standard address spaces.
8139 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8141 PR rtl-optimization/69691
8142 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8144 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8146 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8147 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8148 (*ieee128_mfvsrd_64bit): Likewise.
8149 (*ieee128_mfvsrd_32bit): Likewise.
8151 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8155 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8157 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8158 instrumented_version.
8160 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8162 * doc/invoke.texi (Optimize Options): In table of --param options
8163 rename second occurrence of tracer-min-branch-ratio to
8164 tracer-min-branch-probability, rename
8165 tracer-min-branch-ratio-feedback to
8166 tracer-min-branch-probability-feedback and clarify description,
8167 rename sched-spec-state-edge-prob-cutoff to
8168 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8169 to selsched-insns-to-rename, rename lto-minpartition to
8170 lto-min-partition, delete reorder-blocks-duplicate and
8171 reorder-blocks-duplicate-feedback.
8173 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8175 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8178 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8180 * doc/extend.texi: S/390: Correct some typos.
8182 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8184 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8186 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8189 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8190 (s390_register_info_gprtofpr): Use new macros above.
8191 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8193 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8194 its name. Adjust restore and save gpr ranges.
8195 (s390_register_info_set_ranges): New function.
8196 (s390_register_info): Use new macros above. Call
8197 s390_register_info_set_ranges.
8198 (s390_optimize_register_info): Likewise.
8199 (s390_hard_regno_rename_ok): Use new macros.
8200 (s390_hard_regno_scratch_ok): Likewise.
8201 (s390_emit_epilogue): Likewise.
8202 (s390_can_use_return_insn): Likewise.
8203 (s390_optimize_prologue): Likewise.
8204 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8206 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8209 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8211 (ix86_option_override_internal): Disable TARGET_STV even for
8212 -m{incoming,preferred}-stack-boundary=3.
8214 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8216 * config.gcc: Mark deprecated rtems targets as obsolete.
8218 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8220 PR rtl-optimization/64682
8221 PR rtl-optimization/69567
8222 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8223 before I2 only if the register is both used and set in I2.
8225 2016-02-04 DJ Delorie <dj@redhat.com>
8227 * config/msp430/msp430.c (msp430_start_function): Add function type.
8229 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8232 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8234 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8236 PR rtl-optimization/69577
8238 2015-10-29 Richard Henderson <rth@redhat.com>
8242 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8243 sse check to the exact conditions of PR 67609.
8245 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8248 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8249 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8250 not allowed into the traditional Altivec registers.
8251 (movtd_64bit_nodm): Likewise.
8252 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8254 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8256 * config/aarch64/cortex-a57-fma-steering.c
8257 (aarch64_register_fma_steering): Remove "static" from arguments
8260 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8263 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8266 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8268 * doc/invoke.texi: Delete -mno-fma4.
8270 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8272 PR rtl-optimization/69577
8273 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8274 (find_subregs_of_mode): Update accordingly. Iterate over partial
8277 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8279 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8280 * config/arm/arm.c (neon_reinterpret): Remove.
8281 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8282 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8283 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8284 vreinterpretti): Remove.
8285 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8286 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8287 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8288 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8289 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8290 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8291 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8292 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8293 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8294 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8295 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8296 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8297 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8298 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8299 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8300 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8301 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8302 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8303 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8304 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8305 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8306 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8307 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8308 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8309 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8310 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8311 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8312 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8313 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8314 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8315 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8316 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8317 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8318 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8319 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8320 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8321 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8322 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8323 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8324 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8325 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8326 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8327 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8328 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8329 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8330 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8331 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8332 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8333 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8334 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8335 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8336 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8337 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8338 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8339 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8340 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8341 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8342 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8343 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8344 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8345 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8346 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8347 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8348 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8349 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8350 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8351 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8352 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8353 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8354 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8355 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8356 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8357 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8358 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8359 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8360 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8361 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8362 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8363 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8364 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8365 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8366 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8367 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8368 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8369 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8370 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8371 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8372 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8373 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8374 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8375 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8376 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8377 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8378 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8379 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8380 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8381 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8382 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8383 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8384 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8385 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8386 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8387 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8389 2016-02-04 Martin Liska <mliska@suse.cz>
8392 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8393 that are gimple_store_p.
8394 (maybe_instrument_call): Likewise.
8396 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8398 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8399 register scaling out of memory reference and comment why.
8401 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8405 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8406 folding the source of a SET.
8408 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8412 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8413 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8415 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8419 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8422 2016-02-04 Christian Bruel <christian.bruel@st.com>
8424 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8425 * config/arm/arm.c (arm_set_current_function): Likewise.
8427 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8428 Ilya Enkovich <enkovich.gnu@gmail.com>
8429 H.J. Lu <hongjiu.lu@intel.com>
8432 * config/i386/i386.c (convert_scalars_to_vector): Remove
8433 stack alignment fixes.
8434 (ix86_option_override_internal): Disable TARGET_STV if stack
8435 might not be aligned enough.
8436 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8438 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8440 * gcc/config/i386/x86-tune.def: Disable default prefetching
8443 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8444 Vladimir Makarov <vmakarov@redhat.com>
8447 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8448 in validating fused toc addresses.
8450 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8453 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8454 range->m_caret fields if range->m_show_caret_p is false.
8457 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8458 Force oldval into register if it does not satisfy reg_or_short_operand
8459 predicate. Fix up formatting.
8461 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8462 Alexandre Oliva <aoliva@redhat.com>
8465 * lra-constraints.c (simplify_operand_subreg): Check additionally
8466 address validity after potential reloading.
8467 (process_address_1): Check insns validity. In case of failure do
8470 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8473 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8476 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8478 * wide-int.cc (canonize_uhwi): New function.
8479 (wi::divmod_internal): Use it.
8481 2016-02-02 James Norris <jnorris@codesourcery.com
8483 * gimplify.c (omp_notice_variable): Add usage check.
8485 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8487 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8488 like LE, GE, LT, GT when emitting relational operator.
8490 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8492 * ira-costs.c (find_costs_and_classes): Add extra argument.
8493 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8494 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8495 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8496 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8497 Add best_class parameter, and return it if not ALL_REGS.
8498 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8500 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8503 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8505 * config/aarch64/aarch64.c
8506 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8507 (aarch64_ira_change_pseudo_allocno_class): New function.
8509 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8512 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8514 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8516 * config/avr/avr.c (avr_option_override): Set
8517 PARAM_ALLOW_STORE_DATA_RACES to 1.
8519 2016-02-02 Richard Biener <rguenther@suse.de>
8521 PR tree-optimization/69595
8522 * match.pd: Add range test simplifications to true/false.
8524 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8526 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8527 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8530 2016-02-02 Richard Biener <rguenther@suse.de>
8532 PR tree-optimization/69606
8533 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8534 info on the result before moving a stmt.
8536 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8539 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8540 branch with vector comparison.
8541 * config/i386/sse.md (VI48_AVX): New mode iterator.
8542 (define_expand "cbranch<mode>4): Add support for conditional branch
8543 with vector comparison.
8544 * tree-vect-loop.c (optimize_mask_stores): New function.
8545 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8546 has_mask_store field of vect_info.
8547 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8548 vectorized loops having masked stores after vec_info destroy.
8549 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8550 correspondent macros.
8551 (optimize_mask_stores): Add prototype.
8553 2016-02-02 Alan Modra <amodra@gmail.com>
8556 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8559 2016-02-02 Alan Modra <amodra@gmail.com>
8562 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8563 whenever toc_label_name used.
8564 (rs6000_file_start): Don't set up toc section here,
8565 (rs6000_output_function_epilogue): do so here instead,
8566 (rs6000_xcoff_file_start): and here.
8567 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8568 (load_toc_aix_di): Likewise.
8570 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8572 PR rtl-optimization/69592
8573 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8574 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8575 (num_sign_bit_copies_binary_arith_p): New inline function.
8576 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8578 2016-02-01 Jeff Law <law@redhat.com>
8580 PR tree-optimization/69580
8581 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8582 * tree-ssa-threadbackward.c
8583 (fsm_find_control_statement_thread_paths): Do not try to walk
8584 through large PHI nodes.
8586 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8588 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8589 when count is incremented above limit, don't analyze further
8592 * omp-low.c (oacc_parse_default_dims): Avoid
8593 -Wsign-compare warning, make sure value fits into int
8594 rather than just unsigned int.
8596 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8598 PR tree-optimization/67921
8599 * fold-const.c (split_tree): New parameters. Convert pointer
8600 type variable part to proper type before negating.
8601 (fold_binary_loc): Pass new arguments to split_tree.
8603 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8605 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8606 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8607 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8608 * doc/tm.texti: Rebuilt.
8609 * doc/invoke.texi (fopenacc-dim): Document.
8610 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8611 (append_compiler_options): Likewise.
8612 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8613 (oacc_parse_default_dims): New.
8614 (oacc_validate_dims): Add USED arg. Select non-unity default when
8616 (oacc_loop_fixed_partitions): Return mask of used partitions.
8617 (oacc_loop_auto_partitions): Emit dump info.
8618 (oacc_loop_partition): Return mask of used partitions.
8619 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8620 loop partitioning and validation calls.
8622 2016-02-01 Richard Biener <rguenther@suse.de>
8625 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8627 2016-02-01 Richard Biener <rguenther@suse.de>
8629 PR tree-optimization/69574
8630 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8631 of asserting return chrec_dont_know.
8633 2016-02-01 Martin Liska <mliska@suse.cz>
8635 * mem-stats-traits.h: Add copyright header.
8636 * mem-stats.h: Likewise.
8638 2016-02-01 Richard Biener <rguenther@suse.de>
8640 PR tree-optimization/69579
8641 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8642 Do not propagate through abnormal PHI results.
8644 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8646 * postreload.c (reload_cse_simplify): Remove dead code.
8648 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8650 PR rtl-optimization/69570
8651 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8652 if there is more than one set, not if there is a single set.
8654 2016-02-01 Richard Henderson <rth@redhat.com>
8657 * combine.c (make_compound_operation): When looking through a
8658 subreg, make sure to re-extend to the width of the outer mode.
8660 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8662 PR tree-optimization/69546
8663 * wide-int.cc (wi::divmod_internal): For unsigned division
8664 where both operands fit into uhwi, if o1 is 1 and o0 has
8665 msb set, if divident_prec is larger than bits per hwi,
8666 clear another quotient word and return 2 instead of 1.
8667 Similarly for remainder with msb in HWI set, if dividend_prec
8668 is larger than bits per hwi.
8670 2016-01-29 Martin Jambor <mjambor@suse.cz>
8672 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8673 Use short lowercase names.
8674 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8675 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8676 acq_rel one. Protect warning agains segfaults if
8677 get_memory_order_name returns NULL.
8678 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8679 with release semantics. Do not warn if get_memory_order already did.
8680 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8681 semantics. Fix check for relaxed or acquire semantics. Do not warn
8682 if get_memory_order already did.
8684 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8686 * doc/install.texi: Document that isl-0.16 is supported.
8688 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8691 * config/i386/constraints.md (Bm): Describe as special memory
8693 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8694 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8695 * genpreds.c (struct constraint_data): Add is_special_memory.
8696 (have_special_memory_constraints, special_memory_start): New
8698 (special_memory_end): Ditto.
8699 (add_constraint): Add new arg is_special_memory. Add code to
8700 process its true value. Update have_special_memory_constraints.
8701 (process_define_constraint): Pass the new arg.
8702 (process_define_register_constraint): Ditto.
8703 (choose_enum_order): Process special memory.
8704 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
8705 function insn_extra_special_memory_constraint.
8706 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8707 * gensupport.c (process_rtx): Process
8708 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8709 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
8710 * ira-lives.c (single_reg_class): Use
8711 insn_extra_special_memory_constraint.
8712 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
8713 * lra-constraints.c (process_alt_operands): Ditto.
8714 (curr_insn_transform): Use insn_extra_special_memory_constraint.
8715 * recog.c (asm_operand_ok, preprocess_constraints): Process
8717 * reload.c (find_reloads): Ditto.
8718 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
8719 * stmt.c (parse_input_constraint): Use
8720 insn_extra_special_memory_constraint.
8722 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8725 * lra-splill.c (lra_final_code_change): Revert r229087 by
8726 removing all sub-registers.
8728 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
8731 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
8733 2016-01-29 Jakub Jelinek <jakub@redhat.com>
8736 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
8737 SSE1, copy target into the temporary reg first before recursing
8740 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
8742 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
8745 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8747 * ginclude/stdarg.h: Test __cplusplus instead of
8748 __GXX_EXPERIMENTAL_CXX0X__.
8750 2016-01-29 Richard Biener <rguenther@suse.de>
8752 PR tree-optimization/69547
8753 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
8754 Do not mark clobbers necessary.
8755 (mark_all_reaching_defs_necessary_1): Likewise.
8757 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8759 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
8760 declaration name with %qs and print it in both error messages.
8761 Also fix indentation.
8763 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8766 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
8767 trailing blank line from error message.
8769 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
8772 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
8775 2016-01-29 Richard Biener <rguenther@suse.de>
8778 * match.pd: Allow all integral types when simplifying a
8779 widening or sign-changing conversion.
8781 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8783 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
8784 back to setting codegen_error to fail codegen.
8786 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
8789 * config/i386/constraints.md (C): Only accept constant zero operand.
8790 (BC): New constraint.
8791 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
8792 instead of C constraint.
8793 * doc/md.texi (Machine Constraints): Update description
8796 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
8799 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
8801 2016-01-28 Jakub Jelinek <jakub@redhat.com>
8804 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
8807 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
8809 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
8810 branches if using guessed profile.
8812 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
8814 * graphite-optimize-isl.c (optimize_isl): Fix dump.
8816 2016-01-28 Richard Henderson <rth@redhat.com>
8819 * config/aarch64/aarch64-modes.def (CC_Cmode): New
8820 * config/aarch64/aarch64-protos.h: Update.
8821 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
8822 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
8823 (aarch64_get_condition_code_1): Handle CC_Cmode.
8824 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
8825 (*add<mode>3_compareC_cconly_imm): New.
8826 (*add<mode>3_compareC_cconly): New.
8827 (*add<mode>3_compareC_imm): New.
8828 (add<mode>3_compareC): New.
8829 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
8830 to be first. Use aarch64_carry_operation.
8831 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
8832 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
8833 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
8834 (subti3): Use subdi3_compare1.
8835 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
8836 (sub<mode>3_compare1): New.
8837 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
8838 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
8839 (*subsi3_carryin_uxtw): Likewise.
8840 (*ngc<mode>, *ngcsi_uxtw): Likewise.
8841 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
8842 * config/aarch64/iterators.md (DWI): New.
8843 * config/aarch64/predicates.md (aarch64_carry_operation): New.
8844 (aarch64_borrow_operation): New.
8846 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
8848 * graphite-optimize-isl.c (optimize_isl): Print a different debug
8849 message when isl does not return a valid schedule.
8851 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8853 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
8854 Remove comments from class declarations: they are already in the code
8857 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8859 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
8861 (ternary_op_to_tree): Same.
8862 (unary_op_to_tree): Same.
8863 (nary_op_to_tree): Same.
8864 (gcc_expression_from_isl_expr_op): Same.
8865 (gcc_expression_from_isl_expression): Same.
8866 (graphite_create_new_loop): Same.
8867 (graphite_create_new_loop_guard): Same.
8868 (build_iv_mapping): Same.
8869 (graphite_create_new_guard): Same.
8870 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
8871 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
8873 2016-01-28 Sebastian Pop <s.pop@samsung.com>
8875 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
8876 instead of setting codegen_error to fail codegen.
8878 2016-01-28 Jason Merrill <jason@redhat.com>
8880 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
8882 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8884 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
8885 Remove CONST_INT_P check in CCMP cost calculation.
8887 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8889 * config/aarch64/aarch64.c (generic_vector_cost):
8890 Set vec_permute_cost.
8891 (cortexa57_vector_cost): Likewise.
8892 (exynosm1_vector_cost): Likewise.
8893 (xgene1_vector_cost): Likewise.
8894 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
8895 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
8896 Add vec_permute_cost entry.
8898 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
8900 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
8902 (add<mode>3_compare0): Likewise.
8903 (addsi3_compare0_uxtw): Likewise.
8904 (add<mode>3nr_compare0): Likewise.
8905 (compare_neg<mode>): Likewise.
8906 (<optab><mode>3): Likewise.
8908 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
8910 * tree-vect-stmts.c (vectorizable_comparison): Add
8911 NULL check for vectype.
8913 2016-01-28 Richard Biener <rguenther@suse.de>
8915 PR tree-optimization/69466
8916 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
8917 Account for PHIs we couldn't duplicate.
8919 2016-01-28 Martin Liska <mliska@suse.cz>
8922 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
8923 instead of ENABLE_VALGRIND_CHECKING.
8925 2016-01-27 Richard Henderson <rth@redhat.com>
8928 * lra-remat.c (subreg_regs): New.
8929 (dump_candidates_and_remat_bb_data): Dump it.
8930 (operand_to_remat): Reject if operand in subreg_regs.
8931 (set_bb_regs): Collect subreg_regs.
8932 (lra_remat): Init and free subreg_regs. Compute
8933 calculate_local_reg_remat_bb_data before create_cands.
8935 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
8938 * config/i386/i386.c (ix86_update_stack_boundary): Don't
8939 change stack_alignment_needed for __tls_get_addr call.
8941 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
8943 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
8945 2016-01-27 Jeff Law <law@redhat.com>
8947 PR tree-optimization/68398
8948 PR tree-optimization/69196
8949 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
8950 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
8951 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8952 Only count PHIs in the last block in the path. The others will
8953 const/copy propagate away. Add heuristic to allow more irreducible
8954 subloops to be created when it is likely profitable to do so.
8956 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8957 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
8958 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
8960 2016-01-27 Jakub Jelinek <jakub@redhat.com>
8963 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
8964 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
8965 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
8966 * tree-streamer-in.c: Include asan.h.
8967 (streamer_get_builtin_tree): For builtins in sanitizer
8968 range call initialize_sanitizer_builtins and retry.
8970 2016-01-27 Ian Lance Taylor <iant@google.com>
8972 * common.opt (fkeep-gc-roots-live): New undocumented option.
8973 * tree-ssa-loop-ivopts.c (add_candidate_1): If
8974 -fkeep-gc-roots-live, skip pointers.
8975 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
8978 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
8981 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
8982 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
8984 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
8987 * configure.ac: NetBSD provides SSP in its C library.
8988 * configure: Updated.
8990 2016-01-27 Richard Biener <rguenther@suse.de>
8992 PR tree-optimization/69166
8993 * tree-vect-loop.c (vect_is_simple_reduction): Always check
8994 reduction code for commutativity / associativity.
8996 2016-01-27 Martin Jambor <mjambor@suse.cz>
8998 PR tree-optimization/69355
8999 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9000 total_scalarization fails.
9002 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9004 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9007 2016-01-27 Christian Bruel <christian.bruel@st.com>
9010 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9011 Move arm_reset_previous_fndecl and set_target_option_current_node in
9012 the conditional part. Call save_restore_target_globals.
9013 * config/arm/arm.c (arm_set_current_function):
9014 Refactor to better support #pragma target and attribute mix.
9015 Call save_restore_target_globals.
9016 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9018 2016-01-27 Martin Liska <mliska@suse.cz>
9020 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9021 reference for an HSA kernel and its host function.
9023 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9025 PR tree-optimization/69399
9026 * wide-int.h (wi::lrshift): For larger precisions, only
9027 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9029 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9031 * config/arc/predicates.md (proper_comparison_operator): Reject
9032 constant-constant comparison.
9034 2016-01-26 Tom de Vries <tom@codesourcery.com>
9036 PR tree-optimization/69110
9037 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9038 DR_NUM_DIMENSIONS == 0.
9040 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9041 Sebastian Pop <s.pop@samsung.com>
9043 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9044 isl_ast_op_cond and isl_ast_op_select.
9045 (gcc_expression_from_isl_expr_op): Same.
9047 2016-01-26 Jason Merrill <jason@redhat.com>
9050 * tree.c (recompute_constructor_flags): Split out from
9052 (verify_constructor_flags): New.
9053 * tree.h: Declare them.
9055 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9057 PR rtl-optimization/69217
9058 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9059 are no TYPE_FIELDS set for the record type.
9061 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9064 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9065 toc_label_name unconditionally.
9066 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9067 SYMBOL_REF string. Use toc_label_name instead of constructing
9069 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9070 constructing LCTOC1.
9072 2016-01-26 Martin Sebor <msebor@redhat.com>
9075 * doc/extend.texi (Common Type Attributes): Move text that talks about
9076 attribute packed from attribute aligned to the section discussing
9077 the former attribute for clarity.
9079 2016-01-26 Richard Henderson <rth@redhat.com>
9082 * trans-mem.c (tm_region_init): Mark entry block as visited.
9084 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9087 * diagnostic-show-locus.c (layout::print_source_line): Replace
9088 call to pp_newline with call to layout::print_newline.
9089 (layout::print_annotation_line): Likewise.
9090 (layout::move_to_column): Likewise.
9091 (layout::print_any_fixits): After printing any fixits, print a
9092 trailing newline, if necessary.
9093 (layout::print_newline): New method, resetting any colorization
9095 (diagnostic_show_locus): Move the pp_newline to before the
9096 early bailout. Remove dummy block enclosing the layout instance.
9097 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9098 of pp_newline_and_flush with pp_flush.
9099 (diagnostic_append_note): Delete use of pp_newline.
9100 (diagnostic_append_note_at_rich_loc): Delete.
9101 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9102 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9103 when newline characters are added to the buffer.
9105 2016-01-26 Michael Matz <matz@suse.de>
9107 * configure.ac (ac_cv_std_swap_in_utility): New test.
9108 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9109 * configure: Regenerate.
9110 * config.in: Regenerate.
9112 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9114 * config/arc/arc.md (cstoresi4): Force operand into register.
9115 (arcset<code>): Fix predicate.
9116 (arcsetltu): Likewise.
9117 (arcsetgeu): Likewise.
9118 (arcsethi): Likewise.
9119 (arcsetls): Likewise.
9121 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9123 PR tree-optimization/69483
9124 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9125 if base has error_mark_node type.
9127 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9130 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9131 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9133 (vget_lane_f16): Handle big-endian.
9134 (vgetq_lane_f16): Likewise.
9135 (vset_lane_f16): Likewise.
9136 (vsetq_lane_f16): Likewise.
9137 * config/arm/iterators.md (VQXMOV): Add V8HF.
9138 (VDQ): Add V4HF and V8HF.
9139 (V_reg): Handle V4HF and V8HF.
9140 (Is_float_mode): Likewise.
9141 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9142 neon_vdup_nv8hf): New patterns.
9143 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9144 Use VD_LANE iterator.
9145 (neon_vld1_dup<mode>): Use VQ2 iterator.
9147 2016-01-26 Nathan Sidwell <nathan@acm.org>
9149 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9150 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9151 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9152 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9153 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9154 (oacc_validate_dims): Add LEVEL arg, don't return level.
9155 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9157 (execute_oacc_device_lower): Adjust, add more dump output.
9158 * tree-ssa-loop.c (gate_oacc_kernels): Use
9159 oacc_fn_attrib_kernels_p.
9160 * tree-parloops.c (create_parallel_loop): Adjust
9161 set_oacc_fn_attrib call.
9163 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9166 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9167 (append_compiler_options): Handle -fcilkplus.
9168 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9170 2016-01-26 Nick Clifton <nickc@redhat.com>
9173 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9174 been marked as DECL_ONE_ONLY but we do not the means to make it
9175 so, then do not allow it to bind locally.
9177 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9180 * opts.h (parse_sanitizer_options): New prototype.
9181 * opts.c (sanitizer_opts): New array.
9182 (parse_sanitizer_options): New function.
9183 (common_handle_option): Use parse_sanitizer_options.
9185 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9188 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9189 alignment adjustment to ...
9190 (ix86_update_stack_boundary): Here. Don't over-align stack for
9192 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9193 if __tls_get_addr is called.
9195 2016-01-26 Christian Bruel <christian.bruel@st.com>
9197 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9199 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9201 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9203 2016-01-26 Richard Biener <rguenther@suse.de>
9206 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9208 2016-01-26 Richard Biener <rguenther@suse.de>
9210 PR tree-optimization/69452
9211 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9212 (move_computations_dom_walker::before_dom_children): Rename
9214 (move_computations_worker): This.
9215 (move_computations): Perform an RPO rather than a DOM walk.
9217 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9220 * combine.c (combine_instructions): For REG_EQUAL note with
9221 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9222 to the underlying register.
9223 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9224 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9226 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9229 * config/aarch64/aarch64-builtins.c
9230 (aarch64_init_simd_builtin_types): Do not set structural
9231 equality to __Poly{8,16,64,128}_t types.
9233 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9235 PR tree-optimization/69400
9236 * wide-int.cc (wi_pack): Take the precision as argument and
9237 perform canonicalization here rather than in the callers.
9238 Use the main loop to handle all full-width HWIs. Add a
9239 zero HWI if in_len isn't a full result.
9240 (wi::divmod_internal): Update accordingly.
9241 (wi::mul_internal): Likewise. Simplify.
9243 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9244 Sebastian Pop <s.pop@samsung.com>
9246 * graphite-poly.c (apply_poly_transforms): Simplify.
9247 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9248 (print_isl_map): Same.
9249 (print_isl_union_map): Same.
9250 (print_isl_schedule): New.
9251 (debug_isl_schedule): New.
9252 * graphite-dependences.c (scop_get_reads): Do not call
9253 isl_union_map_add_map that is undocumented isl functionality.
9254 (scop_get_must_writes): Same.
9255 (scop_get_may_writes): Same.
9256 (scop_get_original_schedule): Remove.
9257 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9258 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9259 (compute_deps): Remove.
9260 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9261 (debug_schedule_ast): New.
9262 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9263 set_separate_option.
9264 (graphite_regenerate_ast_isl): Add dump.
9265 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9266 from scop->transformed_schedule.
9267 (graphite_regenerate_ast_isl): Add more dump.
9268 * graphite-optimize-isl.c (optimize_isl): Set
9269 scop->transformed_schedule. Check whether schedules are equal.
9270 (apply_poly_transforms): Move here.
9271 * graphite-poly.c (apply_poly_transforms): ... from here.
9272 (free_poly_bb): Static.
9273 (free_scop): Static.
9274 (pbb_number_of_iterations_at_time): Remove.
9275 (print_isl_ast): New.
9276 (debug_isl_ast): New.
9277 (debug_scop_pbb): New.
9278 * graphite-scop-detection.c (print_edge): Move.
9280 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9281 (build_scop_scattering): Remove.
9282 (create_pw_aff_from_tree): Assert instead of bailing out.
9283 (add_condition_to_pbb): Remove unused code, do not fail.
9284 (add_conditions_to_domain): Same.
9285 (add_conditions_to_constraints): Remove.
9286 (build_scop_context): New.
9287 (add_iter_domain_dimension): New.
9288 (build_iteration_domains): Initialize pbb->iterators.
9289 Call add_conditions_to_domain.
9292 (index_outermost_in_loop): New.
9293 (index_pbb_in_loop): New.
9294 (outermost_pbb_in): New.
9295 (add_in_sequence): New.
9296 (add_outer_projection): New.
9297 (outer_projection_mupa): New.
9298 (add_loop_schedule): New.
9299 (build_schedule_pbb): New.
9300 (build_schedule_loop): New.
9301 (embed_in_surrounding_loops): New.
9302 (build_schedule_loop_nest): New.
9303 (build_original_schedule): New.
9304 (build_poly_scop): Call build_original_schedule.
9305 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9306 (free_poly_dr): Remove.
9307 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9308 (free_poly_bb): Remove.
9309 (debug_loop_vec): Remove.
9310 (print_isl_ast): Declare.
9311 (debug_isl_ast): Declare.
9312 (scop_do_interchange): Remove.
9313 (scop_do_strip_mine): Remove.
9314 (scop_do_block): Remove.
9315 (flatten_all_loops): Remove.
9316 (optimize_isl): Remove.
9317 (pbb_number_of_iterations_at_time): Remove.
9318 (debug_scop_pbb): Declare.
9319 (print_schedule_ast): Declare.
9320 (debug_schedule_ast): Declare.
9321 (struct scop): Remove schedule. Add original_schedule,
9322 transformed_schedule.
9323 (free_gimple_poly_bb): Remove.
9324 (print_generated_program): Remove.
9325 (debug_generated_program): Remove.
9326 (unify_scattering_dimensions): Remove.
9327 * sese.c (print_edge): ... here.
9328 (print_sese): ... here.
9329 (debug_edge): ... here.
9330 (debug_sese): ... here.
9331 * sese.h (print_edge): Declare.
9332 (print_sese): Declare.
9333 (dump_edge): Declare.
9334 (dump_sese): Declare.
9336 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9337 Sebastian Pop <s.pop@samsung.com>
9339 * Makefile.in: Set ISLVER in site.exp.
9341 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9343 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9344 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9345 through DECL_VALUE_EXPR for expansion.
9347 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9349 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9350 the frame info after reload completed.
9352 2016-01-25 Jeff Law <law@redhat.com>
9354 PR tree-optimization/69196
9355 PR tree-optimization/68398
9356 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9357 tree-ssa-threadupdate.c.
9358 (determine_bb_domination_status): Prototype
9359 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9360 (determine_bb_domination_status): No longer static.
9361 (valid_jump_thread_path): Remove code to detect characteristics
9362 of the jump thread path not associated with correctness.
9363 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9364 Correct test for thread path length. Count PHIs for real operands as
9365 statements that need to be copied. Do not count ASSERT_EXPRs.
9366 Look at all the blocks in the thread path. Compute and selectively
9367 filter thread paths based on threading through the latch, threading
9368 a multiway branch or crossing a multiway branch.
9370 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9372 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9373 decl with __attribute__ ((unused)) annotation.
9375 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9378 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9379 of operands is compatible with a statement vectype.
9381 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9383 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9384 improve wording for mixed storage order support.
9386 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9388 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9389 (vcvt_u64_f64): Likewise.
9390 (vcvta_s64_f64): Likewise.
9391 (vcvta_u64_f64): Likewise.
9392 (vcvtm_s64_f64): Likewise.
9393 (vcvtm_u64_f64): Likewise.
9394 (vcvtn_s64_f64): Likewise.
9395 (vcvtn_u64_f64): Likewise.
9396 (vcvtp_s64_f64): Likewise.
9397 (vcvtp_u64_f64): Likewise.
9399 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9401 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9402 (arc_init): Check validity mll64 option.
9403 (arc_save_restore): Use double load/store instruction.
9404 (arc_expand_movmem): Likewise.
9405 (arc_split_move): Don't split if we have double load/store
9406 instructions. Returns a boolean.
9407 (arc_process_double_reg_moves): Change function to return boolean
9408 instead of a sequence of instructions.
9409 (arc_dwarf_register_span): New function.
9410 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9411 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9412 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9413 (*movdf_insn): Likewise.
9414 * config/arc/arc.opt (mll64): New option.
9415 * config/arc/predicates.md (even_register_operand): New predicate.
9416 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9418 2016-01-25 Richard Biener <rguenther@suse.de>
9421 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9422 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9424 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9426 2016-01-25 Richard Biener <rguenther@suse.de>
9428 PR tree-optimization/69376
9429 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9431 (VN_INFO_ANTI_RANGE_P): New inline.
9432 (VN_INFO_RANGE_TYPE): Likewise.
9433 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9434 SSA_NAME_ANTI_RANGE_P.
9435 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9436 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9437 Properly query VN_INFO_RANGE_TYPE.
9439 2016-01-25 Nick Clifton <nickc@redhat.com>
9442 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9444 2016-01-23 Tom de Vries <tom@codesourcery.com>
9446 PR tree-optimization/69426
9447 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9450 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9452 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9453 "the the" with "the" in the comments.
9454 * ipa-devirt.c (build_type_inheritance_graph,
9455 update_type_inheritance_graph): Likewise.
9456 * tree.c (build_function_type_list_1): Likewise.
9457 * cfgloopmanip.c (scale_loop_profile): Likewise.
9458 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9459 * gimple-ssa-split-paths.c
9460 (find_block_to_duplicate_for_splitting_paths): Likewise.
9461 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9462 * expr.c (convert_move): Likewise.
9463 * var-tracking.c (vt_stack_adjustments): Likewise.
9464 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9465 * tree-vrp.c (test_for_singularity): Likewise.
9467 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9468 directly instead of building a temporary tree.
9471 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9472 remove <algorithm> include.
9474 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9477 * config/i386/i386.c: Include dojump.h.
9478 (expand_small_movmem_or_setmem,
9479 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9481 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9482 if dynamic_check != -1.
9484 2016-01-21 Jeff Law <law@redhat.com>
9487 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9488 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9489 into dominated_by_p.
9490 (cprop_into_successor_phis): Avoid unnecessary tests.
9492 2016-01-22 Richard Henderson <rth@redhat.com>
9495 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9496 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9498 2016-01-22 Michael Matz <matz@suse.de>
9500 * system.h (string, algorithm): Include only conditionally.
9501 (new): Include always under C++.
9502 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9503 * final.c (toplevel): Ditto.
9504 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9505 * genconditions.c (write_header): Make gencondmd.c define
9507 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9509 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9510 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9512 2016-01-22 Christian Bruel <christian.bruel@st.com>
9515 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9517 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9520 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9521 define_insn_and_split. Ensure operands[1] and operands[0] do not
9522 get assigned the same register.
9524 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9526 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9528 2016-01-22 Christian Bruel <christian.bruel@st.com>
9530 * config/arm/arm-c.c (arm_pragma_target_parse):
9531 Remove warn_builtin_macro_redefined overwrite.
9533 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9535 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9536 flag_non_call_exceptions compatibility.
9538 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9541 * dwarf2out.c (add_child_die_after): New function.
9542 (dwarf_qual_info_t): New type.
9543 (dwarf_qual_info): New variable.
9544 (qualified_die_p): New function.
9545 (modified_type_die): For -fdebug-types-section, ensure
9546 canonical order of qualifiers. Put qualified DIEs adjacent
9547 to the corresponding non-qualified type DIE and search there
9548 for existing qualified DIEs.
9550 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9552 * doc/extend.texi (scalar_storage_order type attribute): Document
9553 restriction on type punning and aliasing, and remove future tense.
9555 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9558 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9561 2016-01-21 Jeff Law <law@redhat.com>
9564 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9565 useless call to record_temporary_equivalences.
9566 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9567 allocate 10 slots in the bb_path vector and let it grow as needed.
9568 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9571 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9573 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9575 * configure: Regenerate.
9577 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9579 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9580 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9582 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9585 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9586 drop EXPAND_INITIALIZER.
9587 * rtl.h (contains_symbolic_reference_p): Declare.
9588 * rtlanal.c (contains_symbolic_reference_p): New function.
9589 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9590 a subtraction into a NOT if symbolic constants are involved.
9592 2016-01-21 Anton Blanchard <anton@samba.org>
9593 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9596 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9598 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9601 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9603 * config/microblaze/microblaze.c
9604 (get_branch_target): New.
9605 (insert_wic_for_ilb_runout): New.
9607 (microblaze_machine_dependent_reorg): New.
9608 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9609 * config/microblaze/microblaze.md
9610 (UNSPEC_IPREFETCH): Define.
9611 (iprefetch): New pattern
9612 * config/microblaze/microblaze.opt
9613 (mxl-prefetch): New flag.
9615 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9617 * config/microblaze/microblaze.h
9618 (FIXED_REGISTERS): Update in macro.
9619 (CALL_USED_REGISTERS): Update in macro.
9621 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9623 PR rtl-optimization/68920
9624 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9627 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9629 PR rtl-optimization/68990
9630 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9631 pseudo instead of inheritance ones.
9633 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9634 Nick Clifton <nickc@redhat.com>
9638 * config/mips/mips.c (mips_compute_frame_info): Initialise
9639 args_size and hard_frame_pointer_offset fields of the frame
9640 structure before calling mips_global_pointer.
9642 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9644 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9646 * configure: Regenerate.
9648 2016-01-21 Richard Biener <rguenther@suse.de>
9650 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9652 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9654 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9655 to actually emit the .size directive.
9657 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9658 Jakub Jelinek <jakub@redhat.com>
9662 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9663 args array size by one to avoid buffer overflow.
9665 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9667 * config/s390/s390.md (pool_section_start): Use switch_to_section
9668 to select proper read-only data section instead of hardcoding
9670 (pool_section_end): Use switch_to_section to match the above.
9672 2016-01-21 Richard Biener <rguenther@suse.de>
9674 PR tree-optimization/69378
9675 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9676 (set_ssa_val_to): Use it for dominance checks taking into
9677 account not executable edges.
9679 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9682 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9683 for bitsize instead of GET_MODE_PRECISION (mode).
9685 2016-01-20 Martin Sebor <msebor@redhat.com>
9688 * extend.texi (__sync Builtins): Clarify the semantics of
9689 __sync_fetch_and_OP built-ins on pointers.
9690 (__atomic Builtins): Same.
9692 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9693 Sebastian Pop <s.pop@samsung.com>
9695 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9696 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9697 (is_valid_rename): Same.
9698 (translate_isl_ast_to_gimple::get_rename): Same.
9699 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9700 (translate_isl_ast_to_gimple::rename_uses): Same.
9701 (get_new_name): Check for close_phi nodes.
9702 (copy_loop_phi_args): Use phi_node_kind.
9703 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
9704 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
9706 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9707 Sebastian Pop <s.pop@samsung.com>
9709 Revert commit r229783.
9710 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
9711 Remove use of parameter_rename_map.
9713 (copy_internal_parameters): Remove.
9714 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
9715 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
9716 (free_sese_info): Do not free parameter_rename_map.
9717 (set_rename): Do not use parameter_rename_map.
9718 (rename_uses): Update call to set_rename.
9719 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
9720 * sese.h (parameter_rename_map_t): Remove.
9721 (struct sese_info_t): Remove field parameter_rename_map.
9723 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9724 Sebastian Pop <s.pop@samsung.com>
9726 * graphite-isl-ast-to-gimple.c: Fix comment.
9727 * graphite-scop-detection.c (defined_in_loop_p): New.
9728 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
9729 names defined in loop.
9731 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9732 Sebastian Pop <s.pop@samsung.com>
9734 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9735 Discard unstructured if-then-else regions.
9737 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9738 Sebastian Pop <s.pop@samsung.com>
9740 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
9741 (cleanup_loop_iter_dom): Remove.
9742 (build_loop_iteration_domains): Remove.
9743 (build_scop_context): Remove.
9744 (build_scop_iteration_domain): Remove.
9745 (add_loop_constraints): New.
9746 (build_iteration_domains): New.
9747 (build_poly_scop): Call build_iteration_domains.
9749 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9750 Sebastian Pop <s.pop@samsung.com>
9752 * graphite-scop-detection.c
9753 (scop_detection::harmful_loop_in_region): Free dom and loops.
9754 (scop_detection::loop_body_is_valid_scop): Free bbs.
9756 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9757 Sebastian Pop <s.pop@samsung.com>
9759 * graphite-scop-detection.c (record_loop_in_sese): New.
9760 (gather_bbs::before_dom_children): Call record_loop_in_sese.
9761 (build_scops): Remove call to build_sese_loop_nests.
9762 * sese.c (sese_record_loop): Remove.
9763 (build_sese_loop_nests): Remove.
9764 (new_sese_info): Remove region->loops.
9765 (free_sese_info): Same.
9766 * sese.h (sese_contains_loop): Same.
9767 (build_sese_loop_nests): Remove.
9768 (sese_contains_loop): Remove.
9770 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9771 Sebastian Pop <s.pop@samsung.com>
9773 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
9774 loop_is_valid_in_scop.
9775 (scop_detection::harmful_stmt_in_region): Renamed
9776 harmful_loop_in_region.
9777 Call loop_is_valid_in_scop.
9779 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9780 Sebastian Pop <s.pop@samsung.com>
9782 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
9785 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9786 Sebastian Pop <s.pop@samsung.com>
9788 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
9789 * graphite.h (struct poly_bb): Remove field is_reduction.
9790 (PBB_IS_REDUCTION): Remove.
9792 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9793 Sebastian Pop <s.pop@samsung.com>
9795 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
9796 (add_pdr_constraints): Same.
9797 (scop_get_reads): Same.
9798 (scop_get_must_writes): Same.
9799 (scop_get_may_writes): Same.
9800 (scop_get_original_schedule): Same.
9801 (extend_schedule): Same.
9802 (apply_schedule_on_deps): Same.
9803 (carries_deps): Same.
9804 (compute_deps): Same.
9805 (scop_get_dependences): Same.
9806 * graphite-isl-ast-to-gimple.c
9807 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
9808 * graphite-optimize-isl.c (get_schedule_for_band): Same.
9809 (get_schedule_for_band_list): Same.
9810 (get_schedule_map): Same.
9811 (apply_schedule_map_to_scop): Same.
9812 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
9813 (build_loop_iteration_domains): Same.
9814 (add_condition_to_pbb): Same.
9815 (add_param_constraints): Same.
9816 (pdr_add_memory_accesses): Same.
9817 (pdr_add_data_dimensions): Same.
9819 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9821 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
9824 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
9826 * common.opt (feliminate-dwarf2-dups): Replace references to
9827 "DWARF 2" with just "DWARF".
9828 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
9829 * doc/extend.texi: Likewise.
9830 * doc/cpp.texi: Likewise.
9831 * doc/invoke.texi: Likewise.
9832 (Option Summary): Add -gdwarf to list of Debugging Options.
9833 (Debugging Options): Document -gdwarf.
9834 * doc/contrib.texi: Spell "DWARF" like that.
9836 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9838 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
9839 warning. Fix up formatting.
9842 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
9843 attempt to mark memory input operand addressable and
9844 call prepare_gimple_addressable in that case. Don't adjust
9845 input_location for diagnostics, use error_at instead.
9847 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
9849 * config/rs6000/ppc-auxv.h: New file.
9850 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
9852 (cpu_supports): Likewise.
9853 * config/rs6000/rs6000.c: include "ppc-auxv.h".
9854 (cpu_is_info): New variable.
9855 (cpu_supports_info): Likewise.
9856 (tcb_verification_symbol): Likewise.
9857 (cpu_builtin_p): Likewise.
9858 (cpu_expand_builtin): New function.
9859 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
9860 (rs6000_init_builtins): Likewise.
9861 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
9862 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
9863 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
9864 * configure: Regenerate.
9865 * config.in: Likewise.
9866 * doc/extend.texi (PowerPC Built-in Functions): Document
9867 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
9869 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
9872 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
9874 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
9877 2016-01-20 Richard Henderson <rth@redhat.com>
9883 * tree.c (tm_define_builtin): New.
9884 (find_tm_vector_type): New.
9885 (build_tm_vector_builtins): New.
9886 (build_common_builtin_nodes): Call it.
9888 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
9890 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
9891 (arm_fp_ok): Likewise.
9893 (arm_crypto): Likewise.
9895 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
9896 Richard Biener <rguenther@suse.de>
9898 PR tree-optimization/69328
9899 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
9900 vectors have same number of elements.
9901 (vectorizable_condition): Fix masked version recognition.
9903 2016-01-20 Richard Biener <rguenther@suse.de>
9905 PR tree-optimization/69345
9906 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
9907 (VN_INFO_PTR_INFO): Likewise.
9908 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
9909 info when it is equal between non-dominating SSA names.
9910 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9911 Make sure to look at original SSA infos.
9913 2016-01-20 Jeff Law <law@redhat.com>
9916 * config/m68k/predicates.md (pow2_m1_operand): New predicate
9918 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
9919 (pc_or_label_operand): New predicate.
9920 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
9921 tests for small integers that are 2^n - 1.
9923 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
9925 * doc/invoke.texi (Options Summary): Add '.' after @xref.
9927 2016-01-19 Jeff Law <law@redhat.com>
9930 * tree-ssa-threadbackwards.c
9931 (fsm_find_control_statement_thread_paths): Do not try to lookup
9932 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
9934 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9936 * doc/lto.texi: Remove text that says only Gold has linker plugin
9939 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
9941 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
9942 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
9943 the DIE accordingly.
9944 (modified_type_die): Add REVERSE parameter and pass it recursively,
9945 as well as to base_type_die. Adjust presence check accordingly.
9946 (base_type_for_mode): Adjust call to modified_type_die.
9947 (add_type_attribute): Add REVERSE parameter and pass it to
9949 (generic_parameter_die): Adjust call to add_type_attribute.
9950 (add_scalar_info): Likewise.
9951 (add_subscript_info): Likewise.
9952 (gen_array_type_die): Likewise.
9953 (gen_descr_array_type_die): Likewise.
9954 (gen_entry_point_die): Likewise.
9955 (gen_enumeration_type_die): Likewise.
9956 (gen_formal_parameter_die): Likewise.
9957 (gen_subprogram_die): Likewise.
9958 (gen_variable_die ): Likewise.
9959 (gen_const_die): Likewise.
9960 (gen_field_die): Likewise.
9961 (gen_pointer_type_die): Likewise.
9962 (gen_reference_type_die): Likewise.
9963 (gen_ptr_to_mbr_type_die): Likewise.
9964 (gen_inheritance_die): Likewise.
9965 (gen_subroutine_type_die): Likewise.
9966 (gen_typedef_die): Likewise.
9967 (force_type_die): Adjust call to modified_type_die.
9969 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
9971 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
9972 flow throughout the file. Fix broken link to Objective-C 2.0
9974 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
9977 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
9979 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
9981 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9984 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
9985 (maybe_record_node): Record cxa_pure_virtual as the only possible
9986 target if there are not ohter candidates.
9987 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
9989 2016-01-19 Richard Biener <rguenther@suse.de>
9991 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
9992 (get_memory_order): Likewise.
9994 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
9996 * tree-vect-stmts.c (vectorizable_store): Check
9999 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10002 * gcc.c (driver::decode_argv): Add call to
10003 init_opts_obstack before init_options_struct.
10004 * opts.c (init_opts_obstack): Remove idempotency.
10005 (init_options_struct): Replace call to init_opts_obstack
10006 with a gcc_assert to verify that it has already been called.
10007 * toplev.c (toplev::main): Add call to init_opts_obstack before
10008 calls to init_options_struct.
10009 (toplev::finalize): Move cleanup of opts_obstack next to
10010 cleanup of save_decoded_options, clearing the latter, and
10011 save_decoded_options_count.
10013 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10016 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10017 attribute to unconditional. Remove %? from output template.
10019 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10020 Jiong Wang <jiong.wang@arm.com>
10022 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10023 generated from different expand order.
10025 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10027 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10028 Add support for CCMP costing.
10030 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10032 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10033 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10034 (fccmpe<mode>): Likewise.
10035 (fcmp): Rename to fcmp and globalize pattern.
10037 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10038 (aarch64_gen_ccmp_next): Add FP support.
10040 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10042 * target.def (gen_ccmp_first): Update documentation.
10043 (gen_ccmp_next): Likewise.
10044 * doc/tm.texi (gen_ccmp_first): Update documentation.
10045 (gen_ccmp_next): Likewise.
10046 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10047 expand_ccmp_expr_1. Improve comments.
10048 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10049 (ccmp_ior<mode>): Remove pattern.
10050 (cmp<mode>): Remove expand.
10051 (cmp): Globalize pattern.
10052 (cstorecc4): Use cc_register.
10053 (mov<mode>cc): Remove ccmp_cc_register check.
10054 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10055 Simplify after removal of CC_DNE/* modes.
10056 (aarch64_ccmp_mode_to_code): Remove.
10057 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10058 In 'k' case use integer as condition.
10059 (aarch64_nzcv_codes): Remove inverted cases.
10060 (aarch64_code_to_ccmode): Remove.
10061 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10062 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10063 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10064 pattern. Return the comparison with CC register. Invert conditions
10065 when bitcode is OR.
10066 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10067 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10069 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10071 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10072 instrumented_version.
10074 2016-01-19 Richard Biener <rguenther@suse.de>
10076 PR tree-optimization/69336
10077 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10078 handled components with get_ref_base_and_extent.
10079 (equal_mem_array_ref_p): Adjust.
10081 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10084 * shrink-wrap.c: Include valtrack.h.
10085 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10086 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10087 in between insn and where it will be moved to. Call
10088 dead_debug_insert_temp.
10089 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10090 first and dead_debug_local_finish at the end.
10091 For uses and defs bitmap, handle all regs in between REGNO and
10092 END_REGNO, not just the first one.
10094 2016-01-19 Richard Biener <rguenther@suse.de>
10096 PR tree-optimization/69352
10097 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10098 (equal_mem_array_ref_p): Constrain size and max size properly.
10099 Compare the reverse flag.
10101 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10103 * ira.c (ira): Update regstat data if we deleted insns.
10105 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10107 PR rtl-optimization/68955
10108 PR rtl-optimization/64557
10109 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10110 here. Fix up formatting.
10111 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10113 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10116 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10117 assume that the node has body.
10118 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10121 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10123 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10126 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10128 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10129 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10131 2016-01-19 Martin Jambor <mjambor@suse.cz>
10132 Martin Liska <mliska@suse.cz>
10133 Michael Matz <matz@suse.de>
10135 * Makefile.in (OBJS): Add new source files.
10136 (GTFILES): Add hsa.c.
10137 * common.opt (disable_hsa): New variable.
10138 (-Whsa): New warning.
10139 * config.in (ENABLE_HSA): New.
10140 * configure.ac: Treat hsa differently from other accelerators.
10141 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10142 $enable_offloading.
10143 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10144 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10145 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10146 --with-hsa-kmt-lib.
10147 * doc/invoke.texi (-Whsa): Document.
10148 (hsa-gen-debug-stores): Likewise.
10149 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10150 to invoke offload compiler for hsa acclerator.
10151 * opts.c (common_handle_option): Determine whether HSA offloading
10152 should be performed.
10153 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10154 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10155 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10156 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10157 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10158 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10159 GF_OMP_FOR_KIND_GRID_LOOP.
10160 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10161 (pp_gimple_stmt_1): Likewise.
10162 * gimple-walk.c (walk_gimple_stmt): Likewise.
10163 * gimple.c (gimple_build_omp_grid_body): New function.
10164 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10165 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10166 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10167 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10168 GF_OMP_TEAMS_GRID_PHONY.
10169 (gimple_statement_omp_single_layout): Updated comments.
10170 (gimple_build_omp_grid_body): New function.
10171 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10172 (gimple_omp_for_grid_phony): New function.
10173 (gimple_omp_for_set_grid_phony): Likewise.
10174 (gimple_omp_parallel_grid_phony): Likewise.
10175 (gimple_omp_parallel_set_grid_phony): Likewise.
10176 (gimple_omp_teams_grid_phony): Likewise.
10177 (gimple_omp_teams_set_grid_phony): Likewise.
10178 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10179 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10180 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10181 (BUILT_IN_GOMP_TARGET): Updated type.
10182 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10183 (adjust_for_condition): New function.
10184 (get_omp_for_step_from_incr): Likewise.
10185 (extract_omp_for_data): Moved parts to adjust_for_condition and
10186 get_omp_for_step_from_incr.
10187 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10188 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10189 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10190 (scan_omp_parallel): Do not create child functions for phony
10192 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10193 (scan_omp_1_op): Checking assert we are not remapping to
10194 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10195 (parallel_needs_hsa_kernel_p): New function.
10196 (expand_parallel_call): Register apprpriate parallel child
10197 functions as HSA kernels.
10198 (grid_launch_attributes_trees): New type.
10199 (grid_attr_trees): New variable.
10200 (grid_create_kernel_launch_attr_types): New function.
10201 (grid_insert_store_range_dim): Likewise.
10202 (grid_get_kernel_launch_attributes): Likewise.
10203 (get_target_argument_identifier_1): Likewise.
10204 (get_target_argument_identifier): Likewise.
10205 (get_target_argument_value): Likewise.
10206 (push_target_argument_according_to_value): Likewise.
10207 (get_target_arguments): Likewise.
10208 (expand_omp_target): Call get_target_arguments instead of looking
10209 up for teams and thread limit.
10210 (grid_expand_omp_for_loop): New function.
10211 (grid_arg_decl_map): New type.
10212 (grid_remap_kernel_arg_accesses): New function.
10213 (grid_expand_target_kernel_body): New function.
10214 (expand_omp): Call it.
10215 (lower_omp_for): Do not emit phony constructs.
10216 (lower_omp_taskreg): Do not emit phony constructs but create for them
10217 a temporary variable receiver_decl.
10218 (lower_omp_taskreg): Do not emit phony constructs.
10219 (lower_omp_teams): Likewise.
10220 (lower_omp_grid_body): New function.
10221 (lower_omp_1): Call it.
10222 (grid_reg_assignment_to_local_var_p): New function.
10223 (grid_seq_only_contains_local_assignments): Likewise.
10224 (grid_find_single_omp_among_assignments_1): Likewise.
10225 (grid_find_single_omp_among_assignments): Likewise.
10226 (grid_find_ungridifiable_statement): Likewise.
10227 (grid_target_follows_gridifiable_pattern): Likewise.
10228 (grid_remap_prebody_decls): Likewise.
10229 (grid_copy_leading_local_assignments): Likewise.
10230 (grid_process_kernel_body_copy): Likewise.
10231 (grid_attempt_target_gridification): Likewise.
10232 (grid_gridify_all_targets_stmt): Likewise.
10233 (grid_gridify_all_targets): Likewise.
10234 (execute_lower_omp): Call grid_gridify_all_targets.
10235 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10236 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10237 (tree_omp_clause): Added union field dimension.
10238 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10239 * tree.c (omp_clause_num_ops): Added number of arguments of
10240 OMP_CLAUSE__GRIDDIM_.
10241 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10242 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10243 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10244 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10245 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10246 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10247 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10248 * tree-pass.h (make_pass_gen_hsail): Declare.
10249 (make_pass_ipa_hsa): Likewise.
10250 * ipa-hsa.c: New file.
10251 * lto-section-in.c (lto_section_name): Add hsa section name.
10252 * lto-streamer.h (lto_section_type): Add hsa section.
10253 * timevar.def (TV_IPA_HSA): New.
10254 * hsa-brig-format.h: New file.
10255 * hsa-brig.c: New file.
10256 * hsa-dump.c: Likewise.
10257 * hsa-gen.c: Likewise.
10260 * toplev.c (compile_file): Call hsa_output_brig.
10261 * hsa-regalloc.c: New file.
10263 2016-01-18 Jeff Law <law@redhat.com>
10265 PR tree-optimization/69320
10266 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10267 ranged object, do nothing if the RHS constant is not [0..1].
10268 (optimize_stmt): Comparing a boolean ranged object against a
10269 constant outside [0..1] results in a compile-time constant.
10271 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10274 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10276 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10277 (Option Summary): Update to reflect new section and moved options.
10278 (C++ Dialect Options): Move -fstats to new section.
10279 (Debugging Options): Move all dump, statistics, and other GCC
10280 developer options to new section. Rewrite section introduction
10281 and re-order remaining options to put the more basic ones first.
10282 (Optimization Options): Move -fira-verbose and -flto-report* to
10284 (Developer Options): New section incorporating moved options.
10285 * doc/cppopts.texi (-dM): Update cross-reference.
10287 2016-01-18 Richard Henderson <rth@redhat.com>
10290 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10291 operands to pseudo only if CSE is expected. Split long immediate
10292 operands only after reload, and for the stack pointer.
10293 (*add<GPI>3_pluslong): Remove.
10294 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10295 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10296 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10297 (*add<GPI>3 peepholes): New.
10298 (*add<GPI>3 splitters): New.
10299 * config/aarch64/constraints.md (Upl): New.
10300 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10302 2016-01-18 Richard Biener <rguenther@suse.de>
10304 PR tree-optimization/69297
10305 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10307 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10309 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10311 PR middle-end/68542
10312 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10313 of mixind vector and scalar types.
10314 (fold_relational_const): Add handling of vector
10315 comparison with boolean result.
10316 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10317 comparison of vector operands with boolean result for EQ/NE only.
10318 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10319 (verify_gimple_cond): Likewise.
10320 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10323 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10325 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10328 2016-01-18 Richard Biener <rguenther@suse.de>
10330 PR middle-end/69308
10331 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10333 2016-01-18 Tom de Vries <tom@codesourcery.com>
10335 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10337 2016-01-18 Tom de Vries <tom@codesourcery.com>
10339 * omp-low.c (set_oacc_fn_attrib): Make extern.
10340 * omp-low.h (set_oacc_fn_attrib): Declare.
10341 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10342 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10343 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10344 Add and handle function parameter oacc_kernels_p.
10345 (find_reduc_addr, get_omp_data_i_param): New function.
10346 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10347 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10348 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10349 Calculate dominance info. Skip loops that are not in a kernels region
10350 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10351 (pass_parallelize_loops::execute): Call parallelize_loops with
10352 oacc_kernels_p argument.
10353 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10354 New member function.
10355 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10356 * passes.def: Add argument to pass_parallelize_loops instantation.
10358 2016-01-18 Tom de Vries <tom@codesourcery.com>
10360 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10361 pass_parallelize_loops to be run outside the loop pipeline.
10363 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10365 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10366 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10368 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10371 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10372 using get_ref_base_and_extent.
10373 (equal_mem_array_ref_p): New.
10374 (hashable_expr_equal_p): Add call to previous.
10376 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10379 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10380 (sra_initialize): Allocate disqualified_constants.
10381 (sra_deinitialize): Free disqualified_constants.
10382 (disqualify_candidate): Update disqualified_constants when appropriate.
10383 (create_access): Scan for constant-pool entries as we go along.
10384 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10385 (maybe_add_sra_candidate): Allow constant-pool entries.
10386 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10387 (initialize_constant_pool_replacements): New.
10388 (sra_modify_assign): Avoid mangling assignments created by previous,
10389 and don't generate writes into constant pool.
10390 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10392 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10394 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10395 andnot instruction.
10396 (scalar_chain::convert_op): Likewise.
10397 * config/i386/i386.md (*andndi3_doubleword): New.
10399 2016-01-18 Richard Biener <rguenther@suse.de>
10401 PR tree-optimization/69170
10402 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10403 building a vector from scalar results of a pattern stmt.
10405 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10407 * haifa-sched.c (autopref_multipass_init): Work around
10408 -Wmaybe-uninitialized warning.
10410 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10412 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10413 against the constant 0.
10415 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10417 PR tree-optimization/68799
10418 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10419 look up phi candidates in the statement-candidate map.
10420 (phi_add_costs): Likewise.
10421 (record_phi_increments): Likewise.
10422 (phi_incr_cost): Likewise.
10423 (ncd_with_phi): Likewise.
10424 (all_phi_incrs_profitable): Likewise.
10426 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10428 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10429 -Wmaybe-uninitialized warning.
10431 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10433 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10434 (Option Summary): Update to reflect new section and moved options.
10435 (C++ Dialect Options): Move -fvtable-verify and related options.
10436 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10437 and profiling-related options.
10438 (Optimization Options): Move profile generation options and
10439 -fstack-protector and related options.
10440 (Instrumentation Options): New section incorporating moved options.
10441 (Code Generation Options): Move -finstrument-functions and
10442 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10444 2016-01-16 Tom de Vries <tom@codesourcery.com>
10446 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10448 2016-01-16 Tom de Vries <tom@codesourcery.com>
10450 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10452 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10454 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10455 that checks whether the table is already empty. Rename the
10456 original implementation to...
10457 (hash_table::empty_slot): ...this new private function.
10459 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10461 PR diagnostic/68899
10462 * diagnostic-show-locus.c (layout::print_source_line): Move x
10463 offset of line until after call to
10464 get_line_width_without_trailing_whitespace.
10466 2016-01-15 Jeff Law <law@redhat.com>
10468 PR tree-optimization/69270
10469 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10470 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10471 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10472 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10473 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10474 ssa_name_has_boolean_range and constant_boolean_node.
10476 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10478 PR rtl-optimization/69030
10479 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10481 (spill_pseudos): Delete debug insn for dead pseudo.
10482 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10484 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10486 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10488 (TYPES_UNOPUS): Likewise.
10489 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10490 builtin type, from UNOP to UNOPUS.
10491 (lbtruncuv4sf): Likewise.
10492 (lbtruncuv2df): Likewise.
10493 (lrounduv2sf): Likewise.
10494 (lrounduv4sf): Likewise.
10495 (lrounduv2df): Likewise.
10496 (lroundusf): Likewise.
10497 (lroundusf): Likewise.
10498 (lceiluv2sf): Likewise.
10499 (lceiluv4sf): Likewise.
10500 (lceiluv2df): Likewise.
10501 (lceilusf): Likewise.
10502 (lceiludf): Likewise.
10503 (lflooruv2sf): Likewise.
10504 (lflooruv4sf): Likewise.
10505 (lflooruv2df): Likewise.
10506 (lfloorusf): Likewise.
10507 (lfloorudf): Likewise.
10508 (lfrintnuv2sf): Likewise.
10509 (lfrintnuv4sf): Likewise.
10510 (lfrintnuv2df): Likewise.
10511 (lfrintnusf): Likewise.
10512 (lfrintnudf): Likewise.
10513 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10515 (vcvtq_u32_f32): Likewise.
10516 (vcvtq_u64_f64): Likewise.
10517 (vcvta_u32_f32): Likewise.
10518 (vcvtaq_u32_f32): Likewise.
10519 (vcvtaq_u64_f64): Likewise.
10520 (vcvtm_u32_f32): Likewise.
10521 (vcvtmq_u32_f32): Likewise.
10522 (vcvtmq_u64_f64): Likewise.
10523 (vcvtn_u32_f32): Likwise.
10524 (vcvtnq_u32_f32): Likewise.
10525 (vcvtnq_u64_f64): Likewise.
10526 (vcvtp_u32_f32): Likewise.
10527 (vcvtpq_u32_f32): Likewise.
10528 (vcvtpq_u64_f64): Likewise.
10529 (vcvtmd_u64_f64): Likewise.
10530 (vcvtms_u32_f32): Likewise.
10531 (vcvtad_u64_f64): Likewise.
10532 (vcvtas_u32_f32): Likewise.
10533 (vcvtnd_u64_f64): Likewise.
10534 (vcvtns_u32_f32): Likewise.
10535 (vcvtpd_u64_f64): Likewise.
10536 (vcvtps_u32_f32): Likewise.
10538 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10540 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10541 CSEL of zero_extended registers.
10543 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10545 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10546 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10548 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10550 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10551 false when argument string is not found in the attributes table
10554 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10557 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10558 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10559 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10560 precision estimate.
10562 2016-01-15 Richard Biener <rguenther@suse.de>
10564 PR tree-optimization/66856
10565 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10566 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10567 (vect_create_new_slp_node): Increment stmt reference count.
10568 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10569 an SLP tree before swapping operands.
10570 (vect_build_slp_tree): Likewise.
10571 (destroy_bb_vec_info): Free stmt info after SLP instances.
10572 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10573 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10574 (STMT_VINFO_NUM_SLP_USES): New macro.
10576 2016-01-15 Richard Biener <rguenther@suse.de>
10579 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10580 (add_linkage_name): ... here.
10581 (gen_typedef_die): Use add_linkage_name_raw instead of
10582 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10585 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10587 * gimplify.c (oacc_default_clause): Decode reference and pointer
10588 types for both kernels and parallel regions.
10590 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10592 PR middle-end/69246
10593 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10595 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10597 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10598 (convert_scalars_to_vector): Likewise.
10600 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10602 * doc/extend.texi (Type Traits): Fix grammar.
10604 2016-01-15 Martin Jambor <mjambor@suse.cz>
10606 * tree-inline.c (remap_decl): Use existing dclarations if
10607 remapping a type and prevent_decl_creation_for_types.
10608 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10609 decls first. Do real remapping with
10610 prevent_decl_creation_for_types set.
10611 * tree-inline.h (copy_body_data): New field
10612 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10615 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10617 * config/s390/s390.opt (mmvcle): More verbose help text.
10619 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10621 * config/s390/s390.opt: Add period to -mzvector option text.
10623 2016-01-15 Richard Biener <rguenther@suse.de>
10625 PR tree-optimization/68961
10626 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10627 of invariants in stores again.
10629 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10631 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10633 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10635 * config/i386/i386.c (ix86_expand_branch): Don't split
10636 DI mode xor instruction to SI mode.
10638 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10641 * ipa-icf.c (sem_function::merge): Virtual functions may become
10642 reachable even if they address is not taken and there are no
10645 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10647 * lto-streamer-out.c (subtract_estimated_size): New function.
10648 (get_symbol_initial_value): Use it.
10650 2016-01-15 Christian Bruel <christian.bruel@st.com>
10653 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10654 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10655 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10656 use add_builtin_function_ext_scope instead of add_builtin_function.
10657 (neon_set_p, neon_crypto_set_p): Remove.
10658 (arm_init_builtins): Always call arm_init_neon_builtins and
10659 arm_init_crypto_builtins.
10660 (arm_expand_builtin): Check that builtins are allowed for the arch.
10661 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10662 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10663 arm_init_neon_builtins call.
10665 2016-01-15 Richard Biener <rguenther@suse.de>
10667 PR tree-optimization/69117
10668 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10669 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10670 of the leader conservatively.
10671 (free_scc_vn): Restore original SSA name infos.
10673 2016-01-14 Jeff Law <law@redhat.com>
10675 PR tree-optimization/69270
10676 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10677 single bit of precision, verify it's also unsigned.
10678 (record_edge_info): Use constant_boolean_node rather than fold_convert
10679 to convert boolean_true/boolean_false to the right type.
10681 2016-01-14 Richard Henderson <rth@redhat.com>
10684 * loop-doloop.c (record_reg_sets): New.
10685 (doloop_optimize): Reject the transform if the sequence
10686 clobbers registers live at the end of the loop block.
10687 (doloop_optimize_loops): Enable df_live if needed.
10689 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10691 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10692 * gcc/config/rs6000/rs6000.c: Likewise.
10693 * gcc/config/rs6000/rs6000.h: Likewise.
10694 * gcc/config/rs6000/rs6000.md: Likewise.
10695 * gcc/doc/extend.texi: Likewsie.
10697 2016-01-14 Jeff Law <law@redhat.com>
10699 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
10702 2016-01-14 Richard Henderson <rth@redhat.com>
10706 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
10707 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
10708 instead of builtin_decl_declared_p to test for declaration.
10710 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
10712 * doc/loop.texi (Loop Analysis and Representation): Document
10713 loop_depth function.
10715 2016-01-14 Tom de Vries <tom@codesourcery.com>
10717 PR tree-optimization/68773
10718 * omp-low.c (expand_omp_target): Don't set force_output.
10719 * varpool.c (varpool_node::get_create): Same.
10720 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
10721 offload_funcs with force_output.
10723 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10726 * lra-eliminations.c (move_plus_up): Don't change anything if either
10727 the outer or inner subreg mode is not MODE_INT.
10728 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
10729 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
10731 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10733 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
10734 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
10735 reduc_uplus_@var{m}): Remove.
10736 * expr.c (expand_expr_real_2): Remove expansion path for
10737 reduc_[us](min|max|plus) optabs.
10738 * optabs-tree.c (scalar_reduc_to_vector): Remove.
10739 * optabs-tree.h (scalar_reduc_to_vector): Remove.
10740 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
10741 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
10742 * tree-vect-loop.c (vectorizable_reduction): Remove test for
10743 reduc_[us](min|max|plus) optabs.
10745 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
10747 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
10748 (reduc_plus_scal_v2sf): New.
10749 (reduc_smax_v2sf): Rename to...
10750 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
10751 (reduc_smin_v2sf): Rename to...
10752 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
10754 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
10756 * alias.c (compare_base_symbol_refs): New function.
10757 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
10760 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10762 PR middle-end/68146
10763 PR tree-optimization/69155
10764 * tree-complex.c: Include cfganal.h.
10765 (phis_to_revisit): New variable.
10766 (extract_component): Add phiarg_p argument. Assert that returned
10767 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
10768 (update_phi_components): Partly rewrite to use loop over real/imag
10769 components instead of code duplication. If extract_component returns
10770 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
10771 create_tmp_reg into the PHI node instead, and mention the phi triplet
10772 in phis_to_revisit.
10773 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
10774 in phis_to_revisit at the end.
10776 2016-01-14 Richard Biener <rguenther@suse.de>
10778 PR tree-optimization/68060
10779 * tree-vect-loop.c (vect_is_simple_reduction): Check the
10780 outer loop reduction is only used in the inner loop before
10781 detecting a double reduction.
10783 2016-01-14 Jakub Jelinek <jakub@redhat.com>
10786 * combine.c (expand_field_assignment): Punt if compute_mode is
10787 unsupported scalar mode.
10789 2016-01-14 Richard Biener <rguenther@suse.de>
10791 PR tree-optimization/66856
10792 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
10793 SLP node only if it built successfully.
10794 (vect_analyze_slp_instance): Adjust.
10796 2016-01-14 Jeff Law <law@redhat.com>
10798 PR tree-optimization/69270
10799 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
10800 (record_edge_info): Use it. Convert boolean_{true,false}_node
10801 to the type of op0.
10803 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
10806 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
10807 use block_ultimate_origin
10808 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
10810 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10812 * doc/invoke.texi (Submodel Options): Rename section to
10813 "Machine-Dependent Options" to better reflect its content.
10814 Rewrite introductory text to remove archaic CPU names.
10817 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
10819 * doc/invoke.texi (Code Gen Options): Move section up in file,
10820 before target-specific options. Update menu and option summary
10821 to reflect the new section ordering.
10823 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10825 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
10826 (C++ Dialect Options): Add cross-reference to -std option.
10827 * doc/standards.texi (C++ Language): Document C++14 support.
10829 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10831 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
10832 for pack/unpack functions for __ibm128.
10833 (PACK_IF): Likewise.
10834 (UNPACK_IF): Likewise.
10836 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
10837 support for __ibm128 pack/unpack functions.
10838 (rs6000_invalid_builtin): Likewise.
10839 (rs6000_init_builtins): Likewise.
10840 (rs6000_opt_masks): Likewise.
10842 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
10843 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
10845 (RS6000_BTM_COMMON): Likewise.
10847 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
10848 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
10849 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
10850 128-bit floating point. Add support for the double values to be
10851 in Altivec registers for TF/IF packing and unpacking, but restrict
10852 TD packing sub-fields to be FPR registers. Don't allow overlapped
10853 register support for packing. Allow pack inputs to be memory
10854 locations. Don't build generator functions for unpack<mode>_dm
10855 and unpack<mode>_nodm.
10856 (unpack<mode>_dm): Likewise.
10857 (unpack<mode>_nodm): Likewise.
10858 (pack<mode>): Likewise.
10860 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
10861 built-in functions to pack/unpack explicit __ibm128 values.
10862 (__builtin_unpack_ibm128): Likewise.
10864 * doc/extend.texi (PowerPC Built-in Functions): Document
10865 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
10867 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
10870 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
10871 Add new arg loc and pass it down as context.
10872 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
10873 to the location to use for the warning.
10874 (check_function_arguments): New arg loc. All callers changed. Pass
10875 it to check_function_nonnull.
10876 * c-common.h (check_function_arguments): Adjust declaration.
10878 2016-01-13 Jakub Jelinek <jakub@redhat.com>
10880 PR tree-optimization/69156
10881 * gimple.c (validate_type): Removed.
10882 (gimple_builtin_call_types_compatible_p): Use
10883 useless_type_conversion_p instead of validate_type.
10884 * value-prof.c (gimple_stringop_fixed_value): Fold
10885 icall_size to correct type.
10887 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
10889 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
10892 2016-01-13 Richard Henderson <rth@redhat.com>
10895 * target.def (builtin_tm_load, builtin_tm_store): Remove.
10896 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
10897 (ix86_builtin_tm_store): Remove.
10898 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10899 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10900 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
10901 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
10902 * doc/tm.texi: Rebuild.
10904 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
10905 (BUILT_IN_TM_MEMCPY_RTWN): New.
10906 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
10907 fallback from vector to integer helpers.
10908 (build_tm_load): Handle vector types directly, instead of
10910 (build_tm_store): Likewise.
10911 (expand_assign_tm): Prepare for register types not handled by
10912 the above. Copy them to memory and use memcpy.
10913 * tree.c (tm_define_builtin): New.
10914 (find_tm_vector_type): New.
10915 (build_tm_vector_builtins): New.
10916 (build_common_builtin_nodes): Call it.
10918 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
10920 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
10921 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
10923 2016-01-13 Tom de Vries <tom@codesourcery.com>
10925 PR tree-optimization/69169
10926 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
10927 handled_struct_type param.
10928 (create_variable_info_for, intra_create_variable_infos): Call
10929 create_variable_info_for_1 with extra arg.
10931 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
10933 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
10934 and "armv8.1-a+crc" entries.
10936 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
10939 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
10940 Change first operand predicate from register_or_constm1_operand
10941 to register_operand.
10942 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
10943 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
10944 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
10945 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
10946 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
10947 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
10948 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
10949 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
10950 comparison with constm1_rtx from vec_prefetch_gen part.
10952 2016-01-13 Richard Biener <rguenther@suse.de>
10954 PR tree-optimization/69013
10955 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
10956 Exchange assert for a test.
10958 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10961 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
10963 2016-01-13 Richard Biener <rguenther@suse.de>
10965 PR tree-optimization/69242
10966 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
10967 assert with a check.
10969 2016-01-13 Richard Biener <rguenther@suse.de>
10971 PR tree-optimization/69186
10972 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10973 Properly guard vect_update_misalignment_for_peel call.
10975 2016-01-12 Jeff Law <law@redhat.com>
10977 PR tree-optimization/pr67755
10978 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
10979 "need_profile_correction".
10980 (thread_block_1): Initialize new field to false by default. If we
10981 have multiple thread paths through a common joiner to different
10982 final targets, then set new field to true.
10983 (compute_path_counts): Only do count adjustment when it's really
10986 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
10988 * doc/invoke.texi (Spec Files): Move section down in file, past
10989 all command-line option descriptions.
10991 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10993 PR middle-end/54809
10994 * doc/gty.texi: Remove documentation of mark_hook.
10995 * gengtype.c (struct write_types_data): Remove code to support
10996 mark_hook attribute.
10997 (walk_type): Likewise.
10998 (write_func_for_structure): Likewise.
11000 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11002 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11003 Directory Options, and -specs= to Overall Options.
11004 (Overall Options): Adjust similarly. Reorder to group related
11005 options together. Make -specs= cross-reference the spec file details.
11006 (Directory Options): Adjust similarly.
11008 2016-01-12 Jeff Law <law@redhat.com>
11010 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11012 2016-01-12 Olivier Hainque <hainque@adacore.com>
11014 * gcc.c (spec_undefvar_allowed): New global.
11015 (process_command): Set to true when running for --version or --help,
11017 (getenv_spec_function): When the variable is not defined, use the
11018 variable name as the variable value if we're allowed not to issue
11021 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11023 PR tree-optimization/68911
11024 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11025 information computed for expression "init + nit * step".
11027 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11029 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11030 about name of GCC executable. Remove deleted node from menu.
11031 (Directory Options) <-B>: Remove cross-reference to deleted node.
11032 (Target Options): Delete section.
11034 2016-01-12 Christian Bruel <christian.bruel@st.com>
11037 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11038 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11040 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11043 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11044 aligned_mem is properly set for AVX512-VL floating point masked
11048 * ifcvt.c (cond_exec_process_if_block): When removing the last
11049 insn from then_bb, remove also any possible barriers that follow it.
11051 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11055 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11056 (PTRDIFF_TYPE): Likewise.
11057 (WCHAR_TYPE): Likewise.
11058 (WCHAR_TYPE_SIZE): Likewise.
11059 (STDINT_LONG32): Likewise.
11061 2016-01-12 Richard Biener <rguenther@suse.de>
11063 PR tree-optimization/69053
11064 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11065 convert initial value for cond reductions.
11067 2016-01-12 Richard Biener <rguenther@suse.de>
11069 PR tree-optimization/69007
11070 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11071 widen_sum after dot_prod and sad.
11073 2016-01-12 Richard Biener <rguenther@suse.de>
11075 PR tree-optimization/69168
11076 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11077 pattern stmt SLP type.
11078 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11079 end up unused so cope with that case.
11081 2016-01-12 Richard Biener <rguenther@suse.de>
11083 PR tree-optimization/69157
11084 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11085 stmts def type only during analyze phase.
11086 (vectorizable_call): Likewise.
11087 (vectorizable_simd_clone_call): Likewise.
11088 (vectorizable_conversion): Likewise.
11089 (vectorizable_assignment): Likewise.
11090 (vectorizable_shift): Likewise.
11091 (vectorizable_operation): Likewise.
11092 (vectorizable_store): Likewise.
11093 (vectorizable_load): Likewise.
11095 2016-01-12 Richard Biener <rguenther@suse.de>
11097 PR tree-optimization/69174
11098 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11100 (vectorizable_load): Properly compute the number of loads needed
11101 for permuted strided SLP loads and do not spuriously assign
11102 to SLP_TREE_VEC_STMTS.
11104 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11106 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11107 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11108 (MD_EXEC_PREFIX): Remove.
11109 (MD_STARTFILE_PREFIX) Removee.
11110 (FILE_NAME_ABSOLUTE_P): Remove.
11111 (CPP_SPEC): Do not read macros from sys/version.h.
11112 (LINK_COMMAND_SPEC): Remove.
11113 (LOCAL_INCLUDE_DIR): Remove.
11114 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11115 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11116 (POST_LINK_SPEC): Define to invoke stubify after linker
11117 (LIBSTDCXX): Remove define
11118 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11119 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11120 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11121 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11122 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11123 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11124 (i386_djgpp_asm_named_section): Add propotype of new procedure
11126 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11127 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11128 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11129 in config/i386/djgpp.h).
11130 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11131 STANDARD_STARTFILE_PREFIX_1.
11132 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11133 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11134 installation errors.
11135 (MAX_OFILE_ALIGNMENT): Define to 128.
11136 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11138 * config/i386/djgpp.c: New file. Add implementation of
11139 i386_djgpp_asm_named_section.
11141 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11143 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11144 Add rule for building djgpp.o.
11146 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11148 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11149 (rtx_is_swappable_p): Reductions are swappable.
11150 (insn_is_swappable_p): V2DF reductions are swappable.
11152 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11154 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11155 reloads for other unsupported memory operands.
11157 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11158 Jim Wilson <jim.wilson@linaro.org>
11161 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11162 copy_to_mode_reg instead of force_reg.
11164 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11167 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11168 TARGET_80387 is true.
11170 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11173 * lra-eliminations.c (move_plus_up): Only move plus up
11174 if subreg of the constant can be simplified into constant
11175 and use the simplified subreg of the constant instead of
11176 the original constant.
11178 * fold-const.c (fold_convertible_p): Don't return true
11179 for conversion of VECTOR_TYPE to same sized integral type.
11180 (fold_convert_loc): Fix up formatting. Fold conversion of
11181 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11182 instead of NOP_EXPR.
11184 PR tree-optimization/69214
11185 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11186 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11189 PR tree-optimization/69207
11190 * tree-vect-slp.c (vect_get_constant_vectors): For
11191 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11192 fold_convertible_p to vector_type's element type, and always
11193 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11195 2016-01-11 Richard Biener <rguenther@suse.de>
11197 PR tree-optimization/69173
11198 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11199 fixup the cycle if all stmts are in a pattern.
11201 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11203 PR middle-end/68999
11204 * alias.c (base_alias_check): Move check for addresses with
11205 alignment ANDs before the call for compare_base_decls.
11206 (memrefs_conflict_p): Return -1 for different decls
11207 that went through alignment adjustments.
11209 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11211 PR rtl-optimization/68796
11212 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11213 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11214 and QImode comparisons against zero with CC_NZmode.
11215 * config/aarch64/iterators.md (short_mask): New mode_attr.
11217 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11219 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11220 (<avx512>_store<mode>_mask): Likewise.
11222 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11223 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11225 PR rtl-optimization/68841
11226 * ifcvt.c (struct noce_if_info): Add orig_x field.
11227 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11228 Don't record conflicts on to_rename if it's present.
11229 Allow memory destinations in sets.
11230 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11231 blocks, passing orig_x to the checks.
11232 (noce_process_if_block): Set if_info->orig_x appropriately.
11234 2016-01-11 Tom de Vries <tom@codesourcery.com>
11236 PR tree-optimization/69069
11237 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11239 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11241 PR rtl-optimization/68920
11242 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11243 of conditional moves for RTL if-conversion to 1 for
11244 TARGET_ONE_IF_CONV_INSN.
11245 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11246 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11247 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11248 parameter to restirct number of conditional moves for
11250 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11251 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11254 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11257 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11258 onepart vars. Fix typo in comment. Fix reversed condition in
11260 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11263 * var-tracking.c (dump_onepart_variable_differences): New.
11264 (dataflow_set_different): If a detailed dump is requested,
11265 delay early returns and dump differences between onepart
11266 variables present before and after, and added variables.
11268 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11271 * expr.c (expand_expr_real_1): For boolean vector constants
11272 with a scalar mode use const_scalar_mask_from_tree.
11273 (const_scalar_mask_from_tree): New.
11274 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11275 assigned to a mask type to handle constants.
11277 2016-01-11 Martin Jambor <mjambor@suse.cz>
11280 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11281 useless parameters if we cannot change function signature.
11283 2016-01-11 Martin Jambor <mjambor@suse.cz>
11286 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11289 2016-01-11 Tom de Vries <tom@codesourcery.com>
11291 PR tree-optimization/69109
11292 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11295 2016-01-11 Tom de Vries <tom@codesourcery.com>
11297 PR tree-optimization/69108
11298 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11299 res is not used in a phi.
11301 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11304 * common.opt (frandom-seed): Fix parameter name.
11305 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11307 2016-01-11 Tom de Vries <tom@codesourcery.com>
11309 PR tree-optimization/69058
11310 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11313 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11315 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11316 (mcode-density): Likewise.
11318 2016-01-10 Tom de Vries <tom@codesourcery.com>
11320 PR tree-optimization/69062
11321 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11322 (parallelize_loops): Don't paralelize loop that has phi with address
11325 2016-01-10 Tom de Vries <tom@codesourcery.com>
11327 PR tree-optimization/69039
11328 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11331 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11333 PR middle-end/68743
11334 * match.pd: Require target has function_c99_misc before doing
11335 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11337 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11339 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11341 * configure: Regenerate.
11343 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11345 PR middle-end/50865
11346 PR tree-optimization/69097
11347 * fold-const.h (expr_not_equal_to): New prototype.
11348 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11349 (expr_not_equal_to): New function.
11350 * match.pd (X % -Y is the same as X % Y): Don't optimize
11351 unless X is known not to be equal to minimum or Y is known
11352 not to be equal to -1.
11353 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11354 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11355 (simplify_stmt_using_ranges): Adjust caller.
11356 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11357 substitute_and_fold.
11359 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11361 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11364 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11366 PR tree-optimization/69167
11367 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11368 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11370 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11372 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11373 Richard Biener <rguenther@suse.de>
11375 PR tree-optimization/68707
11376 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11377 instances that can be handled via vect_load_lanes.
11379 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11381 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11382 if we can't determine address equivalence.
11383 * alias.c (compare_base_decl): Update for changed return value of
11384 symtab_node::equal_address_to.
11386 2016-01-08 Jason Merrill <jason@redhat.com>
11390 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11391 * expr.c (store_field): Not here.
11392 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11393 call with TREE_ADDRESSABLE type.
11394 * tree-cfg.c (verify_gimple_call): Adjust.
11396 2016-01-08 Olivier Hainque <hainque@adacore.com>
11398 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11401 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11403 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11404 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11405 (reduc_smin_v2sf): Rename to...
11406 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11407 (reduc_splus_v2sf): Rename to...
11408 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11410 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11412 PR tree-optimization/69162
11413 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11414 valist argument in another argument.
11415 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11416 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11417 to determine the va_list type, build a MEM_REF instead of
11418 build_fold_indirect_ref.
11420 PR tree-optimization/69172
11421 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11424 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11426 PR tree-optimization/67781
11427 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11428 and cmpnop in two steps: first the ones not accessed in original
11429 gimple expression in a endian independent way and then the ones not
11430 accessed in the final result in an endian-specific way.
11432 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11434 PR tree-optimization/69083
11435 * tree-vect-slp.c (vect_get_constant_vectors): For
11436 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11437 element type. If op is fold_convertible_p to vector_type's element
11438 type, use NOP_EXPR instead of VCE.
11440 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11442 PR rtl-optimization/67778
11443 PR rtl-optimization/68634
11444 PR rtl-optimization/68909
11445 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11446 block from the stack until done with it. Remove a superfluous
11447 bitmap set. Remove a superfluous bitmap test.
11449 2016-01-07 Martin Sebor <msebor@redhat.com>
11452 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11453 constraint on the type of arguments.
11455 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11457 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11458 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11459 unaligned_access on the gcc_options set.
11460 * config/arm/arm.c (arm_option_override_internal): Use
11461 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11463 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11466 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11467 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11469 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11472 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11475 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11476 depending on frame_pointer_needed before remaining integer and SSE
11477 registers are saved.
11479 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11482 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11484 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11487 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11488 Use the "xBm" constraint.
11489 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11491 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11492 (sse_cvtsi2ssq<round_name>): Likewise.
11493 (sse_cvtss2si<round_name>): Likewise.
11494 (sse_cvtss2siq<round_name>): Likewise.
11495 (sse2_cvtsi2sdq<round_name>): Likewise.
11496 (sse2_cvtsd2si<round_name>): Likewise.
11497 (sse2_cvtsd2siq<round_name>): Likewise.
11498 * config/i386/subst.md (round_nimm_scalar_predicate): New
11501 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11503 PR middle-end/67639
11504 * varasm.c (make_decl_rtl): Mark invalid register vars as
11507 PR rtl-optimization/66206
11508 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11509 All callers changed.
11511 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11513 PR tree-optimization/69141
11514 * tree-ssa-pre.c: Include langhooks.h.
11515 (eliminate_dom_walker::before_dom_children): Use
11516 lang_hooks.decl_printable_name instead of
11517 cgraph_node::get ()->name ().
11519 PR middle-end/68960
11520 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11521 it and DECL_ALIGN too.
11523 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11525 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11527 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11530 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11531 depending on frame_pointer_needed before remaining integer and SSE
11532 registers are saved.
11534 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11536 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11537 mode iterator with VSX_M2.
11538 (*p9_vecstore_<mode>): Likewise.
11539 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11540 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11541 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11542 (define_split for VSX_LE128 stores): Likewise.
11543 (define_peephole2 for TImode LE swaps): Likewise.
11544 (define_split for VSX_LE128 post-reload stores): Likewise.
11546 2016-01-06 Marek Polacek <polacek@redhat.com>
11549 * convert.c (convert_to_integer_1): Adjust call to
11550 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11551 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11552 EXPR instead of ARG.
11553 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11555 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11558 * doc/extend.texi (RL78 Variable Attributes): New section.
11560 2016-01-05 Marek Polacek <polacek@redhat.com>
11563 * builtins.c (get_memmodel): Use expansion point location rather than
11564 the input location. Call warning_at rather than warning.
11565 (expand_builtin_atomic_compare_exchange): Likewise.
11566 (expand_builtin_atomic_load): Likewise.
11567 (expand_builtin_atomic_store): Likewise.
11568 (expand_builtin_atomic_clear): Likewise.
11570 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11573 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11574 Replace nonimmediate_operand with vector_operand.
11575 * config/i386/predicates.md (vector_operand): New predicate.
11576 (general_vector_operand): Replace nonimmediate_operand with
11578 * config/i386/sse.md: Replace nonimmediate_operand with
11579 vector_operand and m constraint with Bm constraint on SSE
11580 patterns with 16-byte memory operand.
11581 * config/i386/subst.md (round_nimm_predicate): Replace
11582 nonimmediate_operand with vector_operand.
11583 (round_saeonly_nimm_predicate): Likewise.
11584 (round_saeonly_nimm_scalar_predicate): New.
11586 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11589 * config/i386/constraints.md (Bm): New constraint.
11590 * config/i386/predicates.md (vector_memory_operand): New
11592 * config/i386/sse.md: Replace xm with xBm in plusminus and
11593 any_logic patterns.
11595 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11598 * doc/extend.texi (V850 Function Attributes): New section.
11599 (V850 Variable Attributes): New section.
11601 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11604 * doc/extend.texi (MicroBlaze Function Attributes): Document
11605 interrupt_handler and fast_interrupt attributes.
11607 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11610 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11611 for local symbolic operands.
11612 * config/ia64/predicates.md (local_symbolic_operand64): New
11615 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11617 PR rtl-optimization/68651
11618 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11621 2016-01-05 Nathan Sidwell <nathan@acm.org>
11623 * alias.c (compare_base_decls): Use symtab_node::get.
11625 2016-01-05 Nick Clifton <nickc@redhat.com>
11628 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11629 secondary_reload_info structure.
11632 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11633 decls if weak support is available.
11635 2016-01-04 Martin Sebor <msebor@redhat.com>
11637 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11639 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11641 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11642 OPTION_MASK_P9_DFORM.
11644 * config/rs6000/constraints.md (wo constraint): New constraint for
11647 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11649 (rs6000_init_hard_regno_mode_ok): Likewise.
11651 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11654 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11655 expanders not to have constraints. Add support for ISA 3.0 xxperm
11656 instruction. Add support for fusing xxlor with xxperm.
11657 (altivec_vperm_<mode>_internal): Likewise.
11658 (altivec_vperm_v8hiv16qi): Likewise.
11659 (altivec_vperm_<mode>v16q): Likewise.
11660 (altivec_vperm_<mode>_uns): Likewise.
11661 (vperm_v8hiv4si): Likewise.
11662 (vperm_v16qiv8hi): Likewise.
11664 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11666 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11668 Update copyright years.
11670 * gcc.c (process_command): Update copyright notice dates.
11671 * gcov-dump.c (print_version): Ditto.
11672 * gcov.c (print_version): Ditto.
11673 * gcov-tool.c (print_version): Ditto.
11674 * gengtype.c (create_file): Ditto.
11675 * doc/cpp.texi: Bump @copying's copyright year.
11676 * doc/cppinternals.texi: Ditto.
11677 * doc/gcc.texi: Ditto.
11678 * doc/gccint.texi: Ditto.
11679 * doc/gcov.texi: Ditto.
11680 * doc/install.texi: Ditto.
11681 * doc/invoke.texi: Ditto.
11683 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11685 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11686 modes larger than TImode as TImode if NEON is not enabled.
11688 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11691 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11692 mode for %f0-%f31 only if TARGET_FPU.
11694 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11697 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11698 to compute the PACKED_P predicate.
11699 (function_arg_record_value): Minor tweaks.
11701 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11703 * doc/install.texi (--with-multilib-list): Describe the meaning of the
11704 option for arm*-*-* targets.
11706 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
11708 * doc/extend.texi (Common Function Attributes): Move docs for
11709 MSP430-specific attributes to....
11710 (MSP430 Function Attributes): ...here. Delete the redundant
11711 entries and copy-edit the remaining text.
11712 (MSP430 Variable Attributes): Use uniform format for index
11713 entries and add a cross-reference to the corresponding function
11716 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
11718 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
11720 (x86 Options): Likewise.
11722 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11726 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
11727 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
11728 to corresponding attribute.
11730 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
11732 * doc/extend.texi (Common Function Attributes) <noplt>: Move
11733 to correct alphabetization of table. Copy-edit and correct
11735 <stack_protect>: Likewise.
11736 <target_clones>: Likewise.
11738 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
11739 Correct punctuation.
11740 (Code Gen Options) <-fno-plt>: Copy-edit.
11742 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
11745 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
11746 SI values. Explicitly convert SI to DI and vice-versa.
11748 2016-01-01 Jakub Jelinek <jakub@redhat.com>
11750 PR tree-optimization/69070
11751 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
11752 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
11755 * ubsan.c (ubsan_instrument_float_cast): Call
11756 initialize_sanitizer_builtins.
11759 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
11761 Copyright (C) 2016 Free Software Foundation, Inc.
11763 Copying and distribution of this file, with or without modification,
11764 are permitted in any medium without royalty provided the copyright
11765 notice and this notice are preserved.