1 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4 Remove inline assembly.
11 (vmvnq_s16): Likewise.
12 (vmvnq_s32): Likewise.
14 (vmvnq_u16): Likewise.
15 (vmvnq_u32): Likewise.
17 (vmvnq_p16): Likewise.
19 2016-05-17 Jiong Wang <jiong.wang@arm.com>
21 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23 (vmul_n_s16): Likewise.
24 (vmul_n_s32): Likewise.
25 (vmul_n_u16): Likewise.
26 (vmul_n_u32): Likewise.
27 (vmulq_n_f32): Likewise.
28 (vmulq_n_f64): Likewise.
29 (vmulq_n_s16): Likewise.
30 (vmulq_n_s32): Likewise.
31 (vmulq_n_u16): Likewise.
32 (vmulq_n_u32): Likewise.
34 2016-05-17 Jiong Wang <jiong.wang@arm.com>
36 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend to
37 all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
39 2016-05-17 Jiong Wang <jiong.wang@arm.com>
41 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
42 to *aarch64_fma4_elt_from_dup<mode>.
43 (*aarch64_fnma4_elt_to_128df): Rename to
44 *aarch64_fnma4_elt_from_dup<mode>.
45 * config/aarch64/arm_neon.h (vfma_n_f64): New.
46 (vfms_n_f32): Likewise.
47 (vfms_n_f64): Likewise.
48 (vfmsq_n_f32): Likewise.
49 (vfmsq_n_f64): Likewise.
51 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
53 * wide-int.h: Change fixed_wide_int_storage from class to struct.
55 2016-05-17 Richard Biener <rguenther@suse.de>
57 PR tree-optimization/71132
58 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
59 Only add control dependences for blocks in the loop.
61 (generate_code_for_partition): Return whether loop should
62 be destroyed and delay that.
63 (distribute_loop): Likewise.
64 (pass_loop_distribution::execute): Record loops to be destroyed
65 and perform delayed destroying of loops.
67 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
70 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
72 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
74 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
76 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
79 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
80 insertion point for instructions generated by validize_mem.
82 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
84 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
87 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
89 * config/aarch64/aarch64.c
90 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
93 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
95 * doc/invoke.texi (AArch64 Options): Various updates.
97 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
99 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
100 into instrumentation thunks.
101 * cif-code.def (CIF_CHKP): New.
103 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
107 2016-05-16 Martin Jambor <mjambor@suse.cz>
109 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
110 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
112 2016-05-16 Marek Polacek <polacek@redhat.com>
114 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
117 2016-05-16 Martin Jambor <mjambor@suse.cz>
120 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
121 the outlined kernel function.
123 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
125 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
126 (ISA_HAS_DLSA): Ditto.
128 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
130 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
132 2016-05-16 Nathan Sidwell <nathan@acm.org>
134 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
135 (nvptx_name_replacement): Restore. Add comment.
136 (write_fn_proto, write_fn_proto_from_insn,
137 nvptx_output_call_insn): Restore
138 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
140 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
142 * config/aarch64/aarch64.md
143 (add<mode>3_compareC_cconly_imm): Remove use of %w.
144 (add<mode>3_compareC_imm): Likewise.
145 (<optab>si3_uxtw): Split into register and immediate variants.
146 (andsi3_compare0_uxtw): Likewise.
147 (and<mode>3_compare0): Likewise.
148 (and<mode>3nr_compare0): Likewise.
149 (stack_protect_test_<mode>): Don't use %x for memory operands.
151 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
153 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
155 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
157 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
158 Split integer shifts into shift_reg and bfm.
159 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
160 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
161 (ror<mode>3_insn): Likewise.
162 (<optab>si3_insn_uxtw): Likewise.
163 (<optab><mode>3_insn): Change to rotate_imm.
164 (extr<mode>5_insn_alt): Likewise.
165 (extrsi5_insn_uxtw): Likewise.
166 (extrsi5_insn_uxtw_alt): Likewise.
168 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
170 * doc/tm.texi: Regenerate.
171 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
172 (TARGET_INVALID_RETURN_TYPE): Remove.
173 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
174 TARGET_INVALID_RETURN_TYPE.
175 * target.def (invalid_parameter_type): Remove.
176 (invalid_return_type): Remove.
178 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
180 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
181 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
183 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
185 (preserve_function_body_p): No need to preserve function body
186 * cif-codes.def (CIF_THUNK): Remove.
187 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
189 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
191 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
193 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
195 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
198 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
200 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
201 (inline_small_functions): Do not look for function symbol when
204 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
206 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
209 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
210 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
211 Jiong Wang <jiong.wang@arm.com>
213 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
214 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
215 Define __ARM_FP16_ARGS when appropriate.
216 * config/arm/arm.c (arm_invalid_parameter_type): Remove
218 (arm_invalid_return_type): Likewise.
219 (TARGET_INVALID_PARAMETER_TYPE): Remove.
220 (TARGET_INVALID_RETURN_TYPE): Remove.
221 (aapcs_vfp_sub_candidate): Allow HFmode.
222 (aapcs_vfp_allocate): Add comment. Support HFmode.
223 (aapcs_vfp_allocate_return_reg): Likewise.
224 (struct aapcs_cp_arg_layout): Slightly reword comments for
225 is_return_candidate and allocate_return_reg.
226 (output_mov_vfp): Update assert.
227 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
229 (arm_invalid_parameter_type): Remove.
230 (amr_invalid_return_type): Remove.
231 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
232 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
233 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
235 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
237 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
238 * config/aarch64/arch64-protos.h
239 (aarch64_legitimize_reload_address): Remove.
240 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
243 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
245 * configure.ac: Add ACX_NONCANONICAL_HOST.
246 * configure: Regenerate.
247 * Makefile.in: Set host_noncanonical.
249 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/i386.md (*movtf_internal): Before register allocation,
253 do not allow FP constants for CM_MEDIUM memory model, allow only
254 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
255 (*movxf_internal): Ditto.
256 (*movdf_internal): Ditto.
257 (*movsf_internal): Ditto.
259 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
261 PR rtl-optimization/67483
262 * combine.c (make_compound_operation): Don't call extract_left_shift
263 with negative shift amounts.
265 2016-05-13 Jakub Jelinek <jakub@redhat.com>
268 * fold-const.c (fold_checksum_tree): Allow modification
269 of TYPE_ALIAS_SET during folding.
271 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
272 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
273 (ix86_split_to_parts): Likewise. Fix up formatting.
275 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
277 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
278 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
281 2016-05-13 Nathan Sidwell <nathan@acm.org>
283 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
284 (nvptx_name_replacement): Delete.
285 (write_fn_proto, write_fn_proto_from_insn,
286 nvptx_output_call_insn): Remove nvptx_name_replacement call.
287 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
288 * langhooks.c (add_builtin_funcction_common): Call
289 targetm.mangle_decl_assembler_name.
291 * config/nvptx/nvptx.c (write_fn_proto): Handle
292 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
294 2016-05-13 Martin Liska <mliska@suse.cz>
296 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
297 and PRIu64 in printf format.
299 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
301 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
304 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
306 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
307 Change --param max-completely-peeled-times to
308 --param max-completely-peel-times in dump file printing.
310 2016-05-13 Richard Biener <rguenther@suse.de>
312 PR tree-optimization/42587
313 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
314 (find_bswap_or_nop_1): Likewise.
315 (bswap_replace): Likewise.
317 2016-05-13 Martin Liska <mliska@suse.cz>
319 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
320 Initialize a variable with default value.
322 2016-05-13 Martin Liska <mliska@suse.cz>
324 * doc/invoke.texi: Enhance explanation of error recovery
327 2016-05-13 Martin Liska <mliska@suse.cz>
329 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
330 (struct cost_pair): Change inv_expr_id (int) to inv_expr
332 (struct iv_inv_expr_ent): Comment struct fields.
333 (sort_iv_inv_expr_ent): New function.
334 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
335 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
336 a hash_map between iv_inv_expr_ent and number of usages.
337 (niter_for_exit): Fix coding style.
338 (tree_ssa_iv_optimize_init): Use renamed variable.
339 (determine_base_object): Fix coding style.
340 (alloc_iv): Likewise.
341 (find_interesting_uses_outside): Likewise.
342 (add_candidate_1): Likewise.
343 (add_standard_iv_candidates): Likewise.
344 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
345 (prepare_decl_rtl): Fix coding style.
346 (get_address_cost): Likewise.
347 (get_shiftadd_cost): Likewise.
348 (force_expr_to_var_cost): Likewise.
349 (compare_aff_trees): Likewise.
350 (get_expr_id): Restructure the function.
351 (get_loop_invariant_expr_id): Renamed to
352 get_loop_invariant_expr.
353 (get_computation_cost_at): Replace usage of inv_expr_id with
355 (get_computation_cost): Likewise.
356 (determine_group_iv_cost_generic): Likewise.
357 (determine_group_iv_cost_address): Likewise.
358 (iv_period): Fix coding style.
359 (iv_elimination_compare_lt): Likewise.
360 (may_eliminate_iv): Likewise.
361 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
363 (determine_group_iv_costs): Dump invariant expressions.
364 (iv_ca_recount_cost): Use the newly added hash_map.
365 (iv_ca_set_remove_invariants): Fix coding style.
366 (iv_ca_set_add_invariants): Fix coding style.
367 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
369 (iv_ca_set_cp): Likewise.
370 (iv_ca_new): Initialize the newly added hash_map and remove
371 initialization of fields.
372 (iv_ca_free): Delete the hash_map.
373 (iv_ca_dump): Dump invariant expressions.
374 (iv_ca_extend): Fix coding style.
375 (try_add_cand_for): Likewise.
376 (create_new_ivs): Dump information about # of avg iterations and
377 # of used invariant expressions.
378 (rewrite_use_compare): Fix coding style.
379 (free_loop_data): Set default value for max_inv_expr_id.
381 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
383 * cse.c (rest_of_handle_cse): Use cleanup_cfg
384 returned value cse_cfg_altered computation.
385 (rest_of_handle_cse2): Likewise.
386 (rest_of_handle_cse_after_global_opts): Likewise.
388 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
391 * config/arm/arm.c (arm32_output_mi_thunk): New.
392 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
393 to split Thumb1 vs TARGET_32BIT functionality.
394 (arm_thumb1_mi_thunk): New.
396 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
398 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
401 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
404 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
406 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
408 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
409 (expand_builtin_trap): Emit a regular call.
410 (set_builtin_user_assembler_name): Remove obsolete cases.
411 * dse.c (scan_insn): Adjust.
412 * except.c: Include calls.h.
413 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
414 emit a regular call to setjmp.
415 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
416 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
417 (emit_block_move_via_libcall): Delete.
418 (block_move_fn): Delete.
419 (init_block_move_fn): Likewise.
420 (emit_block_move_libcall_fn): Likewise.
421 (emit_block_op_via_libcall): New function.
422 (set_storage_via_libcall): Tidy up and use memset builtin.
423 (block_clear_fn): Delete.
424 (init_block_clear_fn): Likewise.
425 (clear_storage_libcall_fn): Likewise.
426 (expand_assignment): Call emit_block_move_via_libcall.
427 Do not include gt-expr.h.
428 * expr.h (emit_block_op_via_libcall): Declare.
429 (emit_block_copy_via_libcall): New inline function.
430 (emit_block_move_via_libcall): Likewise.
431 (emit_block_comp_via_libcall): Likewise.
432 (block_clear_fn): Delete.
433 (init_block_move_fn): Likewise.
434 (init_block_clear_fn): Likewise.
435 (emit_block_move_via_libcall): Likewise.
436 (set_storage_via_libcall): Add default parameter value.
437 * libfuncs.h (enum libfunc_index): Remove obsolete values.
438 (abort_libfunc): Delete.
439 (memcpy_libfunc): Likewise.
440 (memmove_libfunc): Likewise.
441 (memcmp_libfunc): Likewise.
442 (memset_libfunc): Likewise.
443 (setbits_libfunc): Likewise.
444 (setjmp_libfunc): Likewise.
445 (longjmp_libfunc): Likewise.
446 (profile_function_entry_libfunc): Likewise.
447 (profile_function_exit_libfunc): Likewise.
448 (gcov_flush_libfunc): Likewise.
449 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
450 and DECL_VISIBILITY on the declaration.
451 (init_optabs): Do not initialize obsolete libfuncs.
452 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
453 * tree-core.h (ECF_RET1): Define.
454 (ECF_TM_PURE): Adjust.
455 (ECF_TM_BUILTIN): Likewise.
456 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
457 (build_common_builtin_nodes): Initialize abort builtin.
458 Add ECF_RET1 on memcpy, memmove and memset builtins.
459 Pass final flags for alloca and alloca_with_align builtins.
460 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
462 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
463 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
464 set_storage_via_libcall and call emit_block_copy_via_libcall.
466 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
468 * config/i386/i386.md (*call_got_x32): Change operand 0 to
469 DImode before it is passed to ix86_output_call_operand.
470 (*call_value_got_x32): Ditto for operand 1.
472 2016-05-12 Jiong Wang <jiong.wang@arm.com>
474 PR rtl-optimization/70904
475 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
476 reload for wide mode.
478 2016-05-12 Marek Polacek <polacek@redhat.com>
481 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
482 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
483 * langhooks.h (incomplete_type_error): Likewise.
484 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
485 parameter, pass it down to incomplete_type_error.
486 * tree.h (size_in_bytes): New inline overload.
487 (size_in_bytes_loc): Renamed from size_in_bytes.
489 2016-05-12 Richard Biener <rguenther@suse.de>
491 PR tree-optimization/71059
492 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
493 nary before looking up or entering the expression into the VN
495 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
496 Make sure to re-use NARYs without result as inserted by
499 2016-05-12 Richard Biener <rguenther@suse.de>
501 PR tree-optimization/71062
502 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
504 * tree-ssa-structalias.c (set_uids_in_ptset): Set
505 vars_contains_restrict if the var is a restrict tag.
506 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
507 do not disambiguate pointers against it.
508 (dump_points_to_solution): Re-structure and adjust for new
509 vars_contains_restrict flag.
510 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
512 2016-05-12 Martin Liska <mliska@suse.cz>
514 * doc/invoke.texi: Explain connection between
515 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
517 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
519 PR tree-optimization/71006
520 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
521 consider COND_EXPR as a mask producer.
523 2016-05-12 Marek Polacek <polacek@redhat.com>
526 * opts.c (common_handle_option): Detect missing argument for --help^.
528 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
531 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
532 when popping the PC and within an interrupt handler routine.
533 Add missing tab to output of "ldmfd".
534 (output_return_instruction): Output LDMFD with SP update rather
535 than POP when returning from interrupt handler.
537 2016-05-12 Jakub Jelinek <jakub@redhat.com>
539 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
540 TARGET_64BIT && TARGET_AVX512DQ.
541 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
542 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
543 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
544 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
545 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
546 (*vec_extractv4si_zext): Add avx512dq alternative.
547 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
548 use v instead of x constraint in other alternatives where possible.
550 * config/i386/sse.md (sse2_loadld): Use v instead of x
551 constraint in alternatives 0,1,4.
553 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
554 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
555 v constraints instead of x and <pinsr_evex_isa> isa attribute.
558 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
559 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
560 is not emitted unless TARGET_AVX512BW.
561 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
562 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
563 for the result operand.
565 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
566 constraint instead of x in avx alternatives. Use maybe_evex instead
569 * config/i386/constraints.md (Yv): New constraint.
570 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
571 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
572 * config/i386/i386.md (avx512fvecmode): New mode attr.
573 (*pushtf): Use v constraint instead of x.
574 (*movtf_internal): Likewise. For TARGET_AVX512VL and
575 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
576 (*absneg<mode>2): Use Yv constraint instead of x constraint.
577 (*absnegtf2_sse): Likewise.
578 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
579 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
580 avx512f alternatives.
581 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
583 2016-05-12 Richard Biener <rguenther@suse.de>
585 PR tree-optimization/71060
586 * tree-data-ref.c (initialize_data_dependence_relation): Do not
587 require exact match of DR_BASE_OBJECT but only matching address and
590 2016-05-12 Richard Biener <rguenther@suse.de>
592 PR tree-optimization/70986
593 * cfganal.c: Include cfgloop.h.
594 (dfs_find_deadend): Prefer to take edges exiting loops.
596 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
598 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
599 compile and run time.
601 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
604 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
606 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
608 * config/i386/i386.c (legitimize_pic_address): Use
609 copy_to_suggested_reg instead of gen_movsi.
611 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
613 * config/rs6000/predicates.md (quad_memory_operand): Move most of
614 the code into quad_address_p and call it to share code with
615 vsx_quad_dform_memory_operand.
616 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
618 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
619 bit instead of being a separate word. Split -mpower9-dform into
620 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
621 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
622 for the register class supporting 128-bit quad word memory offsets.
623 (mode_supports_vsx_dform_quad): Helper function to return if the
624 register class uses quad word memory offsets.
625 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
626 (rs6000_debug_reg_global): Always print if we are using LRA or not.
627 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
628 instructions are enabled, set up the appropriate addr_masks for
630 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
631 -mpower9-dform-scalar, instead of -mpower9-dform.
632 (rs6000_option_override_internal): Split -mpower9-dform into two
633 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
634 -mpower9-dform switch sets or clears both. If we are not using
635 the LRA register allocator, do not enable -mpower9-dform-vector by
636 default. If we are using LRA, enable -mpower9-dform-vector and
637 -mvsx-timode if it is appropriate. Issue a warning if either
638 -mpower9-dform-vector or -mvsx-timode are explicitly used without
640 (quad_address_offset_p): New helper function to return if the
641 offset is legal for quad word memory instructions.
642 (quad_address_p): New function to determin if GPR or vector
643 register quad word memory addresses are legal.
644 (mem_operand_gpr): Validate quad word address offsets.
645 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
646 d-form (register + offset) instructions.
647 (offsettable_ok_by_alignment): Likewise.
648 (rs6000_legitimate_offset_address_p): Likewise.
649 (legitimate_lo_sum_address_p): Likewise.
650 (rs6000_legitimize_address): Likewise.
651 (rs6000_legitimize_reload_address): Add more debug statements for
653 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
655 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
656 d-form instructions. Distinguish different cases in debug
657 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
659 (rs6000_preferred_reload_class): Likewise.
660 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
661 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
662 of the ISA 2.06 indexed memory instructions.
663 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
664 use them to save/restore the saved vector registers instead of
665 using Altivec instructions.
666 (rs6000_emit_epilogue): Likewise.
667 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
668 (rs6000_opt_masks): Split -mpower9-dform into
669 -mpower9-dform-scalar and -mpower9-dform-vector.
670 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
672 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
673 ISA 3.0 vector indexed memory instructions, and fold the code into
674 the normal mov<mode> patterns.
675 (p9_vecstore_<mode>): Likewise.
676 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
678 (vsx_movti_64bit): Likewise.
679 (vsx_movti_32bit): Likewise.
680 * config/rs6000/constraints.md (wO constraint): New constraint for
681 ISA 3.0 vector d-form support.
682 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
683 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
684 include -mpower9-dform-vector until we switch over to LRA.
685 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
686 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
687 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
688 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
689 for -mpower9-dform and -mlra.
690 * doc/md.texi (wO constraint): Document wO constraint.
692 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
694 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
695 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
696 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
697 Move handling of non-insn arguments inline into the sole user:
698 (output_trans_func): ...here.
699 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
700 in emitted function prototype.
701 (output_internal_insn_latency_func): Ditto. Simplify.
702 (output_internal_maximal_insn_latency_func): Ditto. Delete
703 always-unused argument.
704 (output_insn_latency_func): Ditto.
705 (output_maximal_insn_latency_func): Ditto.
707 2016-05-11 Richard Biener <rguenther@suse.de>
709 PR tree-optimization/71055
710 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
711 sth with precision not equal to access size verify we don't chop
714 2016-05-11 Richard Biener <rguenther@suse.de>
717 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
718 (dwarf2out_finish): Move retry_incomplete_types call ...
719 (dwarf2out_early_finish): ... here.
721 2016-05-11 Richard Biener <rguenther@suse.de>
724 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
725 if the langhook insists on it.
726 * fold-const.c (make_bit_field_ref): Add arg for the original
727 reference and preserve its alias-set.
728 (decode_field_reference): Take exp by reference and adjust it
729 to the original memory reference.
730 (optimize_bit_field_compare): Adjust callers.
731 (fold_truth_andor_1): Likewise.
732 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
734 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
737 * cfgrtl.h (delete_insn_and_edges): Now return bool.
738 * cfgrtl.c (delete_insn_and_edges): Likewise.
739 * config/i386/i386.c (convert_scalars_to_vector): Remove
741 * cse.c (cse_insn): Compute cse_cfg_altered.
742 (delete_trivially_dead_insns): Likewise.
743 (cse_cc_succs): Likewise.
744 (rest_of_handle_cse): Free dominance info if required.
745 (rest_of_handle_cse2): Likewise.
746 (rest_of_handle_cse_after_global_opts): Likewise.
748 2016-05-11 Alan Modra <amodra@gmail.com>
750 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
751 abi_v4_pass_in_fpr): New functions.
752 (rs6000_function_arg_boundary): Exclude complex IBM long double
753 from 64-bit alignment when ABI_V4.
754 (rs6000_function_arg, rs6000_function_arg_advance_1,
755 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
757 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
759 PR rtl-optimization/71028
760 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
761 jump with just a return in the fallthrough block if the branch
762 block contains just a return as well.
764 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
766 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
767 * match.pd ((X & Y) ^ Y): ... this.
768 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
769 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
771 2016-05-10 David Malcolm <dmalcolm@redhat.com>
773 * read-md.c (require_char_ws): New function.
774 (read_string): Simplify using require_char_ws.
775 (handle_constants): Likewise.
776 (handle_enum): Likewise.
777 (handle_file): Likewise.
778 * read-md.h (require_char_ws): New declaration.
779 * read-rtl.c (read_conditions): Simplify using require_char_ws.
780 (read_mapping): Likewise.
781 (read_rtx_code): Likewise.
782 (read_nested_rtx): Likewise.
784 2016-05-10 James Norris <jnorris@codesourcery.com>
786 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
787 if offloading is enabled and -fopenacc or -fopenmp is specified.
788 (CRTOFFLOADEND): Likewise.
789 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
790 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
792 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
794 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
795 gotoff_operand code paths. Use copy_to_suggested_regs and
796 expand_simple_binop where appropriate. Cleanup.
798 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
801 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
803 (dimode_scalar_chain::vector_const_cost): New.
804 (dimode_scalar_chain::compute_convert_gain): Handle constants.
805 (dimode_scalar_chain::convert_op): Likewise.
806 (dimode_scalar_chain::convert_insn): Likewise.
808 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
810 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
811 unary operation, not a binary one.
813 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
816 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
817 calls with type casted fndecl.
819 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
821 PR tree-optimization/70786
822 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
823 * gcc/calls.c (initialize_argument_information): Bind bounds
824 with corresponding args passed by reference.
826 2016-05-10 Jakub Jelinek <jakub@redhat.com>
829 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
830 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
831 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
834 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
837 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
838 code for a zero scale factor.
839 (vsx_xvcvdpuxds_scale): Likewise.
841 2016-05-10 David Malcolm <dmalcolm@redhat.com>
843 * diagnostic-show-locus.c (layout::layout): Call show_ruler
844 if show_ruler_p was set on the context.
845 (layout::show_ruler): New method.
846 * diagnostic.h (struct diagnostic_context): Add field
849 2016-05-10 Richard Biener <rguenther@suse.de>
851 PR tree-optimization/71039
852 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
853 (chk_uses): New function.
854 (propagate_with_phi): Verify we can safely replicate the lhs of an
855 aggregate assignment on all incoming edges.
857 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
859 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
861 (rx_atomic_sequence): New class.
862 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
863 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
865 (rx_atomic_sequence::rx_atomic_sequence,
866 rx_atomic_sequence::~rx_atomic_sequence): New functions.
867 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
868 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
869 CTRLREG_INTB): New constants.
870 (FETCHOP): New code iterator.
871 (fethcop_name, fetchop_name2): New iterator code attributes.
872 (QIHI): New mode iterator.
873 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
874 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
875 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
877 2016-05-10 Martin Liska <mliska@suse.cz>
879 * tree-inline.c (remap_dependence_clique): Do not remap
880 debugging statements.
882 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
884 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
885 ("*fixuns_truncdfdi2_z13")
886 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
887 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
888 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
890 2016-05-10 Richard Biener <rguenther@suse.de>
892 PR tree-optimization/70497
893 PR tree-optimization/28367
894 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
896 (visit_reference_op_load): ... here.
897 (vn_reference_lookup_3): Use it to handle subreg-like accesses
898 with simplified BIT_FIELD_REFs.
899 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
900 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
903 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
905 * dwarf2out.c (add_abstract_origin_attribute): Adjust
906 documentation comment. For BLOCK nodes, add a
907 DW_AT_abstract_origin attribute that points to the DIE generated
908 for the origin BLOCK.
909 (gen_lexical_block_die): Call add_abstract_origin_attribute for
910 blocks from inlined functions.
912 2016-05-10 Alan Modra <amodra@gmail.com>
915 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
916 regrename modifying insns saving lr before __morestack call.
917 * config/rs6000/rs6000.md (split_stack_return): Similarly for
918 insns restoring lr after __morestack call.
920 2016-05-09 Jakub Jelinek <jakub@redhat.com>
922 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
923 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
925 * config/i386/sse.md (vec_interleave_high<mode>,
926 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
927 <avx512>_vpermt2var<mode>3_maskz): Likewise.
929 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
931 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
932 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
933 parallel reassociation for power8 and forward.
935 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
937 * config/i386/i386.md (absneg splitters with general regs): Use
938 general_reg_operand predicate.
939 (btsq peephole2): Use x86_64_immediate_operand to check if new
940 value is suitable for immediate operand. Generate emitted insn
941 using RTL expressions.
942 (btcq peephole2): Ditto.
943 (btrq peephole2): Ditto. Generate correct immediate operand
946 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
948 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
951 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
953 * tree-affine.c (wide_int_constant_multiple_p): Add missing
956 2016-05-09 Richard Biener <rguenther@suse.de>
958 PR tree-optimization/70985
959 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
960 op0 isn't a gimple register.
962 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
964 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
965 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
966 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
967 (i6400_fpu_mult): New cpu units.
968 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
969 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
970 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
971 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
972 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
973 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
974 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
975 (i6400_msa_long_float4, i6400_msa_long_float5)
976 (i6400_msa_long_float8, i6400_msa_fdiv_df)
977 (i6400_msa_fdiv_sf): New reservations.
978 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
979 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
980 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
981 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
982 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
983 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
984 (msa_short_cmp, msa_short_float2, msa_short_logic3)
985 (msa_short_store4, msa_long_load, msa_short_store)
986 (msa_long_logic, msa_long_float2, msa_long_float4)
987 (msa_long_float5, msa_long_float8, msa_long_mult)
988 (msa_long_fdiv, msa_long_div): New reservations.
990 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
991 Sameera Deshpande <sameera.deshpande@imgtec.com>
992 Matthew Fortune <matthew.fortune@imgtec.com>
993 Graham Stott <graham.stott@imgtec.com>
994 Chao-ying Fu <chao-ying.fu@imgtec.com>
996 * config.gcc: Add MSA header file for mips*-*-* target.
997 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
998 (Ubv8i, Urv8): New constraints.
999 * config/mips/mips-ftypes.def: Add function types for MSA
1001 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1002 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1003 * config/mips/mips-msa.md: New file.
1004 * config/mips/mips-protos.h
1005 (mips_split_128bit_const_insns): New prototype.
1006 (mips_msa_idiv_insns): Likewise.
1007 (mips_split_128bit_move): Likewise.
1008 (mips_split_128bit_move_p): Likewise.
1009 (mips_split_msa_copy_d): Likewise.
1010 (mips_split_msa_insert_d): Likewise.
1011 (mips_split_msa_fill_d): Likewise.
1012 (mips_expand_msa_branch): Likewise.
1013 (mips_const_vector_same_val_p): Likewise.
1014 (mips_const_vector_same_bytes_p): Likewise.
1015 (mips_const_vector_same_int_p): Likewise.
1016 (mips_const_vector_shuffle_set_p): Likewise.
1017 (mips_const_vector_bitimm_set_p): Likewise.
1018 (mips_const_vector_bitimm_clr_p): Likewise.
1019 (mips_msa_vec_parallel_const_half): Likewise.
1020 (mips_msa_output_division): Likewise.
1021 (mips_ldst_scaled_shift): Likewise.
1022 (mips_expand_vec_cond_expr): Likewise.
1023 * config/mips/mips.c (enum mips_builtin_type): Add
1024 MIPS_BUILTIN_MSA_TEST_BRANCH.
1025 (mips_gen_const_int_vector_shuffle): New prototype.
1026 (mips_const_vector_bitimm_set_p): New function.
1027 (mips_const_vector_bitimm_clr_p): Likewise.
1028 (mips_const_vector_same_val_p): Likewise.
1029 (mips_const_vector_same_bytes_p): Likewise.
1030 (mips_const_vector_same_int_p): Likewise.
1031 (mips_const_vector_shuffle_set_p): Likewise.
1032 (mips_symbol_insns): Forbid loading symbols via immediate for
1034 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1036 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1038 (mips_lx_address_p): Add support load indexed address for MSA.
1039 (mips_address_insns): Add calculation of instructions needed for
1040 stores and loads for MSA.
1041 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1042 CONST_VECTOR for MSA and let it fall through.
1043 (mips_ldst_scaled_shift): New function.
1044 (mips_subword_at_byte): Likewise.
1045 (mips_msa_idiv_insns): Likewise.
1046 (mips_legitimize_move): Validate MSA moves.
1047 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1048 calculation of costs for MSA division.
1049 (mips_split_move_p): Check if MSA moves need splitting.
1050 (mips_split_move): Split MSA moves if necessary.
1051 (mips_split_128bit_move_p): New function.
1052 (mips_split_128bit_move): Likewise.
1053 (mips_split_msa_copy_d): Likewise.
1054 (mips_split_msa_insert_d): Likewise.
1055 (mips_split_msa_fill_d): Likewise.
1056 (mips_output_move): Handle MSA moves.
1057 (mips_expand_msa_branch): New function.
1058 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1059 Reinstate 'y' modifier.
1060 (mips_file_start): Add MSA .gnu_attribute.
1061 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1063 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1064 (mips_class_max_nregs): Add register size for MSA supported mode.
1065 (mips_cannot_change_mode_class): Allow conversion between MSA
1066 vector modes and TImode.
1067 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1069 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1070 (mips_preferred_simd_mode): Add preffered modes for MSA.
1071 (mips_vector_mode_supported_p): Add MSA supported modes.
1072 (mips_autovectorize_vector_sizes): New function.
1073 (mips_msa_output_division): Likewise.
1074 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1075 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1076 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1077 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1078 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1079 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1080 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1081 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1082 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1083 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1084 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1085 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1086 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1087 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1088 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1089 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1090 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1091 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1092 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1093 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1094 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1095 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1096 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1097 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1098 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1099 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1100 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1101 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1102 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1103 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1104 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1105 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1106 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1107 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1108 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1109 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1110 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1111 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1112 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1113 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1114 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1115 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1116 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1117 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1118 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1119 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1120 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1121 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1122 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1123 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1124 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1125 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1126 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1127 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1128 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1129 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1130 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1131 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1132 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1133 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1134 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1135 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1136 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1137 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1138 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1139 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1140 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1141 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1142 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1143 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1144 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1145 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1146 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1147 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1148 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1149 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1150 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1151 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1152 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1153 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1154 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1155 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1156 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1157 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1158 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1159 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1160 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1161 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1162 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1163 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1164 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1165 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1166 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1167 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1168 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1169 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1170 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1171 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1172 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1173 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1174 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1175 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1176 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1177 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1178 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1179 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1180 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1181 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1182 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1183 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1184 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1185 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1186 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1187 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1188 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1189 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1190 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1191 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1192 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1193 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1194 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1195 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1196 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1197 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1198 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1199 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1200 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1201 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1202 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1203 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1204 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1205 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1206 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1207 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1208 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1209 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1210 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1211 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1212 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1213 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1214 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1215 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1216 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1217 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1218 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1219 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1220 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1221 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1222 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1223 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1224 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1226 (mips_get_builtin_decl_index): New array.
1227 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1228 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1229 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1230 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1231 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1233 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1235 (mips_expand_builtin_insn): Prepare operands for
1236 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1237 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1238 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1239 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1240 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1241 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1242 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1243 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1244 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1245 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1246 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1247 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1248 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1249 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1250 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1251 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1252 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1253 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1254 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1255 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1256 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1257 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1258 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1259 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1260 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1261 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1262 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1263 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1264 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1265 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1266 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1267 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1268 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1269 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1270 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1271 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1272 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1273 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1274 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1275 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1276 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1277 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1278 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1279 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1280 These are set implicitly and an error is reported if overridden.
1281 (mips_expand_builtin_msa_test_branch): New function.
1282 (mips_expand_msa_shuffle): Likewise.
1283 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1284 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1285 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1286 (mips_expand_vec_unpack): Add support for MSA.
1287 (mips_expand_vector_init): Likewise.
1288 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1289 instead of const0_rtx.
1290 (mips_msa_vec_parallel_const_half): New function.
1291 (mips_gen_const_int_vector): Likewise.
1292 (mips_gen_const_int_vector_shuffle): Likewise.
1293 (mips_expand_msa_cmp): Likewise.
1294 (mips_expand_vec_cond_expr): Likewise.
1295 * config/mips/mips.h
1296 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1297 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1299 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1300 (ISA_HAS_MSA): New macro.
1301 (UNITS_PER_MSA_REG): Likewise.
1302 (BITS_PER_MSA_REG): Likewise.
1303 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1304 (MSA_REG_FIRST): New macro.
1305 (MSA_REG_LAST): Likewise.
1306 (MSA_REG_NUM): Likewise.
1307 (MSA_REG_P): Likewise.
1308 (MSA_REG_RTX_P): Likewise.
1309 (MSA_SUPPORTED_MODE_P): Likewise.
1310 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1311 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1312 * config/mips/mips.md: Include mips-msa.md.
1313 (alu_type): Add simd_add.
1314 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1315 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1316 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1317 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1318 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1319 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1320 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1321 simd_move, simd_load, simd_store. Choose "multi" for moves
1323 (qword_mode): New attribute.
1324 (insn_count): Add instruction count for quad moves.
1325 Increase the count for MIPS SIMD division.
1326 (UNITMODE): Add UNITMODEs for vector types.
1327 (addsub): New code iterator.
1328 * config/mips/mips.opt (mmsa): New option.
1329 * config/mips/msa.h: New file.
1330 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1332 * config/mips/mti-linux.h: Likewise.
1333 * config/mips/predicates.md
1334 (const_msa_branch_operand): New constraint.
1335 (const_uimm3_operand): Likewise.
1336 (const_uimm4_operand): Likewise.
1337 (const_uimm5_operand): Likewise.
1338 (const_uimm8_operand): Likewise.
1339 (const_imm5_operand): Likewise.
1340 (aq10b_operand): Likewise.
1341 (aq10h_operand): Likewise.
1342 (aq10w_operand): Likewise.
1343 (aq10d_operand): Likewise.
1344 (const_m1_operand): Likewise.
1345 (reg_or_m1_operand): Likewise.
1346 (const_exp_2_operand): Likewise.
1347 (const_exp_4_operand): Likewise.
1348 (const_exp_8_operand): Likewise.
1349 (const_exp_16_operand): Likewise.
1350 (const_vector_same_val_operand): Likewise.
1351 (const_vector_same_simm5_operand): Likewise.
1352 (const_vector_same_uimm5_operand): Likewise.
1353 (const_vector_same_uimm6_operand): Likewise.
1354 (const_vector_same_uimm8_operand): Likewise.
1355 (par_const_vector_shf_set_operand): Likewise.
1356 (reg_or_vector_same_val_operand): Likewise.
1357 (reg_or_vector_same_simm5_operand): Likewise.
1358 (reg_or_vector_same_uimm6_operand): Likewise.
1359 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1361 * doc/invoke.texi (-mmsa): Document new option.
1363 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1365 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1366 * configure: Regenerate.
1367 * config.in: Regenerate.
1368 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1370 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1371 (ENDFILE_VTV_SPEC): Define.
1373 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1375 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1376 registers in all interrupt handlers if necessary.
1377 (rl78_option_override): Add warning.
1378 (MUST_SAVE_MDUC_REGISTERS): New macro.
1379 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1380 * config/rl78/rl78.c (check_mduc_usage): New function.
1381 (mduc_regs): New structure to hold MDUC register data.
1382 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1383 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1384 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1385 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1386 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1387 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1389 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1391 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1392 (tree-ssa-loop-niter.h): Ditto.
1393 (idx_within_array_bound, ref_within_array_bound): New functions.
1394 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1395 Factor out check on writable base object to ...
1396 (base_object_writable): ... here.
1398 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1400 * config/arm/arm.md (probe_stack): Add modes to set source
1403 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1405 * regrename.c (base_reg_class_for_rename): New static function.
1406 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1408 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1410 * cgraph.c (thunk_adjust): Export.
1411 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1412 * cgraphunit.c (thunk_adjust): Export.
1413 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1415 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1417 * tree-inline.c (expand_call_inline): Expand thunks inline.
1419 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1422 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1423 (*sse2_vd_cvtss2sd): Ditto.
1424 * config/i386/i386.md
1425 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1426 Generate *sse2_vd_cvtsd2ss pattern.
1427 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1428 Generate *sse2_vd_cvtss2sd pattern.
1430 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1432 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1433 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1436 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1438 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1439 * config/sh/sh.c: Define and declare variables on first use throughout
1441 (current_function_interrupt): Change to bool type.
1442 (frame_insn): Rename to emit_frame_insn and update users.
1443 (push_regs): Use bool for 'interrupt_handler' argument.
1444 (save_schedule_s): Remove.
1445 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1446 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1447 targetm.asm_out.unaligned_op.di.
1448 (gen_far_branch): Remove redundant forward declaration.
1449 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1450 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1451 (sh_set_return_address, sh_function_ok_for_sibcall,
1452 scavenge_reg): Update comments.
1453 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1454 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1455 (sh_attr_renesas_p): Remove unnecessary parentheses.
1456 (branch_dest): Simplify.
1457 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1458 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1459 (CUMULATIVE_ARGS): Change macro to typedef.
1460 (current_function_interrupt): Change to bool type.
1461 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1462 Surround with __cplusplus ifdef.
1463 (sh_compare_op0, sh_compare_op1): Remove.
1464 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1466 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1468 * config/arm/arm.md: (arch): Add neon.
1469 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1470 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1471 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1472 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1473 attributes for alt renumbering. Mark alt 3 as non-predicable.
1474 (thumb2_movdf_vfp): Likewise.
1476 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1478 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1479 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1480 (*andqi_1): Add preferred_for_speed attribute to disparage
1481 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1482 (*<code>qi_1): Ditto.
1483 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1484 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1485 (*ashlqi3_1): Ditto.
1486 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1487 Add preferred_for_size attribute to disparage alternative 0 and
1488 preferred_for_speed attribute to disparage alternative 1 for
1489 TARGET_PARTIAL_REG_STALL targets.
1491 2016-05-07 Tom de Vries <tom@codesourcery.com>
1493 PR tree-optimization/70956
1494 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1497 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1499 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1500 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1501 * config/sh/sh.md (branch_zero): Remove define_attr.
1502 (define_delay): Disable delay slot if branch distance is one insn.
1504 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/i386.md (LEAMODE): New mode attribute.
1507 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1508 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1509 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1510 operand 2 predicate.
1511 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1512 (*lea<mode>_general_3): Ditto.
1513 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1515 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1517 * genmddump.c (main): Convert argv from char ** to const char **.
1519 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1521 * coretypes.h (OVERRIDE): New macro.
1524 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1526 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1527 allow coalescing if the types are compatible.
1529 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1531 * pass_manager.h (pass_manager::register_pass_name): New method.
1532 (pass_manager::get_pass_by_name): New method.
1533 (pass_manager::create_pass_tab): New method.
1534 (pass_manager::m_name_to_pass_map): New field.
1535 * passes.c (name_to_pass_map): Delete global in favor of field
1536 "m_name_to_pass_map" of pass_manager.
1537 (register_pass_name): Rename from a function to...
1538 (pass_manager::register_pass_name): ...this method, updating
1539 for renaming of global "name_to_pass_map" to field
1540 "m_name_to_pass_map".
1541 (create_pass_tab): Rename from a function to...
1542 (pass_manager::create_pass_tab): ...this method, updating
1543 for renaming of global "name_to_pass_map" to field.
1544 (get_pass_by_name): Rename from a function to...
1545 (pass_manager::get_pass_by_name): ...this method.
1546 (enable_disable_pass): Convert use of get_pass_by_name to
1547 a method call, locating the pass_manager singleton.
1549 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1551 * genattr-common.c (main): Convert argv from char ** to const char **.
1552 * genattr.c (main): Likewise.
1553 * genattrtab.c (main): Likewise.
1554 * genautomata.c (initiate_automaton_gen): Likewise.
1556 * gencodes.c (main): Likewise.
1557 * genconditions.c (main): Likewise.
1558 * genconfig.c (main): Likewise.
1559 * genconstants.c (main): Likewise.
1560 * genemit.c (main): Likewise.
1561 * genenums.c (main): Likewise.
1562 * genextract.c (main): Likewise.
1563 * genflags.c (main): Likewise.
1564 * genmddeps.c (main): Likewise.
1565 * genopinit.c (main): Likewise.
1566 * genoutput.c (main): Likewise.
1567 * genpeep.c (main): Likewise.
1568 * genpreds.c (main): Likewise.
1569 * genrecog.c (main): Likewise.
1570 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1571 (init_rtx_reader_args): Likewise.
1572 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1573 (init_rtx_reader_args): Likewise.
1574 * gentarget-def.c (main): Likewise.
1575 * read-md.c (read_md_files): Likewise.
1576 * read-md.h (read_md_files): Likewise.
1578 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1581 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1582 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1583 Remove unused predicate.
1584 (register_and_not_fp_reg_operand): Ditto.
1586 2016-05-06 Martin Liska <mliska@suse.cz>
1588 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1589 instead of vec as the vector is local to the function.
1591 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1593 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1594 avx512bw alternative.
1596 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1597 before the ashr<mode>3 pattern.
1599 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
1600 v instead of x in vex or maybe_vex alternatives, use
1601 maybe_evex instead of vex in prefix.
1603 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
1604 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1605 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1606 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1609 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1610 v instead of x in vex or maybe_vex alternatives, use
1611 maybe_evex instead of vex in prefix.
1613 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1614 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1615 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1616 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1617 alternatives, use maybe_evex instead of vex in prefix.
1619 * config/i386/sse.md (vec_interleave_lowv4sf,
1620 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1621 v instead of x in vex or maybe_vex alternatives, use
1622 maybe_evex instead of vex in prefix.
1624 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1625 v instead of x in vex or maybe_vex alternatives, use
1626 maybe_evex instead of vex in prefix.
1628 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1629 v constraint instead of x.
1631 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1633 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1634 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1637 2016-05-06 Richard Biener <rguenther@suse.de>
1639 PR tree-optimization/70948
1640 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1641 Properly clobber all fields of va_list for __builtin_va_start.
1643 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1646 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1647 loop latch destination.
1649 2016-05-06 Martin Liska <mliska@suse.cz>
1651 * tree-ssa-uninit.c: Apply manual changes
1652 to the GNU coding style.
1653 (prune_uninit_phi_opnds): Rename from
1654 prune_uninit_phi_opnds_in_unrealizable_paths.
1656 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1658 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1659 mspace): Remove deprecated options.
1660 * doc/invoke.texi (SH options): Remove -mspace.
1662 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1664 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1666 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1668 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1669 corresponding combine split pattern.
1671 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1674 * config/sh/predicates.md (long_displacement_mem_operand): New.
1675 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1676 Add movi20, movi20s alternatives. Adjust length attribute for
1678 (movsi_ie): Allow for any FPU. Adjust length attribute for
1680 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1681 attribute for alternatives.
1682 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1683 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1684 length attribute for alternatives.
1686 2016-05-06 Richard Biener <rguenther@suse.de>
1688 PR tree-optimization/70960
1689 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1691 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1694 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1695 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1697 2016-05-06 Marek Polacek <polacek@redhat.com>
1700 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1702 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1705 * config/sh/sh.md (*rotcr): Add another variant.
1707 2016-05-06 Richard Biener <rguenther@suse.de>
1710 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1712 2016-05-06 Richard Biener <rguenther@suse.de>
1715 * fold-const.c (split_tree): Always convert to the original type
1718 2016-05-06 Richard Biener <rguenther@suse.de>
1720 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1721 (fwprop_addr): Likewise.
1723 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1726 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1728 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1729 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1730 the splitter condition.
1731 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1732 the splitter condition.
1733 (FP float_extend load splitter): Ditto.
1735 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1738 to REGNO in all peephole2 patterns.
1739 (post-reload splitters): Change true_regnum to REGNO in
1740 post-reload splitters.
1741 (zero_extend splitters): Use general_reg_operand and
1742 nonimmediate_gr_operand predicates.
1744 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1746 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1747 v constraint instead of x.
1749 2016-05-05 Alan Modra <amodra@gmail.com>
1752 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1753 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1754 TARGET_NO_FP_IN_TOC for -mrelocatable.
1755 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1756 TARGET_RELOCATABLE test.
1757 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1758 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1759 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1760 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1761 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1762 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1763 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1764 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1765 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1766 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1768 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1769 (rs6000_stack_info): Likewise.
1770 (rs6000_elf_asm_out_constructor): Likewise.
1771 (rs6000_elf_asm_out_destructor): Likewise.
1772 (rs6000_elf_declare_function_name): Likewise.
1773 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1774 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1777 2016-05-05 Alan Modra <amodra@gmail.com>
1779 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1781 2016-05-05 Alan Modra <amodra@gmail.com>
1783 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1784 out-of-line gpr restore for one or two regs if that would add
1787 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1790 * config/i386/i386.md
1791 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1792 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1793 as operand 0 predicate.
1794 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1796 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1797 Ditto. Emit the pattern using RTX.
1799 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1800 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1801 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1802 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1804 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1805 sse_reg_operand as operand 0 predicate.
1807 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1808 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1809 instead of gen_rtx_REG.
1810 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1813 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1815 * function.c (emit_use_return_register_into_block): Delete.
1816 (gen_return_pattern): Delete.
1817 (emit_return_into_block): Delete.
1818 (active_insn_between): Delete.
1819 (convert_jumps_to_returns): Delete.
1820 (emit_return_for_exit): Delete.
1821 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1822 simple_return for shrink-wrapped blocks.
1823 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1824 end of blocks that need one.
1825 (get_unconverted_simple_return): Delete.
1826 (convert_to_simple_return): Delete.
1827 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1828 (convert_to_simple_return): Ditto.
1830 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1832 * cfgcleanup.c (bb_is_just_return): New function.
1833 (try_optimize_cfg): Simplify jumps to return, branches to return,
1834 and branches around return.
1836 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1838 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1841 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1845 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1846 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1847 assert flags & OEP_HASH_CHECK, instead of asserting it
1848 never happens. Handle TARGET_EXPR.
1849 * fold-const.c (operand_equal_p): For hash verification,
1850 or in OEP_HASH_CHECK into flags.
1852 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1854 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1856 (compute_samebase_partition_bases): Fix typo.
1858 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1860 * config/i386/sse.md (vec_interleave_highv8sf,
1861 vec_interleave_lowv8sf, vec_interleave_highv4df,
1862 vec_interleave_lowv4df): Remove constraints from expanders.
1864 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1866 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1868 * tree-inline.c (expand_call_inline): Fix path dealing with
1869 making lhs of call statement undefined.
1871 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1873 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1874 Check availability on NODE, too.
1875 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1876 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1877 (varpool_node::call_for_symbol_and_aliase): Likewise.
1878 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1879 (propagate_pure_const): Propagate across interposable functions, too.
1880 (skip_function_for_local_pure_const): Do not skip interposable bodies
1882 (pass_local_pure_const::execute): Update.
1884 2016-05-04 Marek Polacek <polacek@redhat.com>
1886 * doc/invoke.texi: Document -Wdangling-else.
1888 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1890 * config.gcc: Error out when conflicting multilib is detected. Do not
1891 loop over multilibs since no combination is legal.
1893 2016-05-04 Alan Modra <amodra@gmail.com>
1895 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1896 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1897 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1900 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1902 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1903 Clean up p5600 comments.
1905 2016-05-04 Richard Biener <rguenther@suse.de>
1907 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1908 constructor simplifications.
1909 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1911 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1913 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1914 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1915 result.set_rtx is null instead of aborting.
1916 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1918 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1919 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1920 *mov<mode>_store_postinc): New patterns.
1922 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1924 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1925 as commutative. Check both conversions are NOP.
1926 ((A & B) OP (C & B)): Remove.
1928 2016-05-04 Alan Modra <amodra@gmail.com>
1930 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1932 2016-05-04 Alan Modra <amodra@gmail.com>
1935 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1936 when cr2,3,4 are all fixed regs.
1938 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1940 PR rtl-optimization/57193
1941 * opts.c (default_options_table): Revert OPT_frename_registers change.
1942 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1944 2016-05-03 Martin Sebor <msebor@redhat.com>
1947 * builtins.c (fold_builtin_FILE): New function.
1948 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1949 (fold_builtin_0): Call them.
1950 * gimplify.c (gimplify_call_expr): Remove the handling of
1951 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1954 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1955 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1959 * doc/extend.texi (Function Names as Strings): Update __func__,
1960 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1963 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1964 Richard Biener <rguenther@suse.de>
1966 PR tree-optimization/70916
1967 * tree-if-conv.c: Include cfganal.h.
1968 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1969 and remove_fake_exit_edges around the optimization pass.
1971 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1973 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1974 (cgraph_edge::make_direct): Likewise.
1975 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1976 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1977 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1978 (CIF_THUNK): New code.
1979 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
1980 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
1981 (compute_inline_parameters): Set inline_failed for thunks.
1982 (inline_analyze_function): Cleanup.
1983 * ipa-inline.c (can_inline_edge_p): Do not deal with
1984 call_stmt_cannot_inline_p.
1985 (can_early_inline_edge_p): Likewise.
1986 (early_inliner): Initialize inline_failed.
1987 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
1989 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
1991 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
1992 from nonimm_ssenomem_operand.
1993 (nonimm_ssenomem_operand): New predicate.
1994 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
1995 as operand 0 predicate.
1996 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
1997 Disable unsupported alternatives using "enabled" attribute.
1998 Use register_ssemem_operand as operand 0 predicate.
1999 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2001 2016-05-03 Marek Polacek <polacek@redhat.com>
2004 * input.c (expansion_point_location): New function.
2005 * input.h (expansion_point_location): Declare.
2007 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2009 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2010 occurence with frame_offset_ ones.
2012 2016-05-03 Alan Modra <amodra@gmail.com>
2014 PR rtl-optimization/70890
2015 * ira.c (combine_and_move_insns): When moving def_insn, remove
2018 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2020 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2021 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2022 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2023 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2025 2016-05-03 Alan Modra <amodra@gmail.com>
2027 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2028 for SAVE_MULTIPLE/STORE_MULTIPLE.
2030 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2032 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2033 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2035 2016-05-03 Richard Biener <rguenther@suse.de>
2037 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2039 (gimplify_arg): Likewise.
2040 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2041 re-writing the result to a decl if required.
2042 (internal_get_tmp_var): Add allow_ssa parameter
2043 and override into_ssa with it.
2044 (get_formal_tmp_var): Adjust.
2045 (get_initialized_tmp_var): Add allow_ssa parameter.
2046 (gimplify_arg): Add allow_ssa parameter and avoid generating
2047 SSA names for the result false.
2048 (gimplify_call_expr): If the call may return twice do not
2049 gimplify parameters into SSA.
2050 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2051 (gimplify_modify_expr): Adjust assert. For noreturn calls
2052 with a SSA name LHS adjust its def.
2053 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2054 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2055 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2056 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2057 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2058 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2059 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2060 (optimize_target_teams): Do not allow SSA names for clause operands.
2061 (gimplify_expr): Likewise for where we mark the result addressable.
2062 * passes.def (pass_init_datastructures): Remove.
2063 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2064 (rewrite_stmt): Likewise.
2065 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2066 (replace_locals_op): Replace SSA names.
2067 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2068 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2069 * cgraph.c (release_function_body): Free CFG annotations only
2070 when we have a CFG. Simplify.
2071 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2072 force_gimple_operand instead of get_initialized_tmp_var.
2073 * tree-pass.h (make_pass_init_datastructures): Remove.
2074 * tree-ssa.c (execute_init_datastructures): Remove.
2075 (pass_data_init_datastructures): Likewise.
2076 (class pass_init_datastructures): Likewise.
2077 (make_pass_init_datastructures): Likewise.
2078 * omp-low.c (create_omp_child_function): Init SSA data structures.
2079 (grid_expand_target_grid_body): Likewise.
2080 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2081 name before adding it to names_to_release.
2082 (remove_bb): Always release SSA defs.
2083 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2084 before dereferencing it.
2085 * cgraphunit.c (init_lowered_empty_function): Always
2086 int SSA data structures.
2087 * tree-ssanames.c (release_defs): Remove assert that we are in
2089 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2091 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2092 Uros Bizjak <ubizjak@gmail.com>
2094 PR rtl-optimization/70467
2095 * config/i386/predicates.md (x86_64_hilo_int_operand,
2096 x86_64_hilo_general_operand): New predicates.
2097 * config/i386/constraints.md (Wd): New constraint.
2098 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2099 (general_hilo_operand): New mode attr.
2100 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2101 instead of <general_operand>.
2102 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2103 x86_64_hilo_general_operand instead of <general_operand>.
2105 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2107 PR tree-optimization/70916
2108 * tree-if-conv.c (constant_or_ssa_name): Removed.
2109 (fold_build_cond_expr): Use is_gimple_val instead of
2110 constant_or_ssa_name.
2112 PR tree-optimization/70916
2113 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2114 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2117 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2118 (optimize_atomic_bit_test_and): New function.
2119 (pass_fold_builtins::execute): Use it.
2120 * optabs.def (atomic_bit_test_and_set_optab,
2121 atomic_bit_test_and_complement_optab,
2122 atomic_bit_test_and_reset_optab): New optabs.
2123 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2124 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2125 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2126 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2127 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2128 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2129 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2130 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2131 atomic_bit_test_and_complement@var{mode},
2132 atomic_bit_test_and_reset@var{mode}): Document.
2133 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2134 atomic_bit_test_and_complement<mode>,
2135 atomic_bit_test_and_reset<mode>): New expanders.
2136 (atomic_bit_test_and_set<mode>_1,
2137 atomic_bit_test_and_complement<mode>_1,
2138 atomic_bit_test_and_reset<mode>_1): New insns.
2140 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2142 PR rtl-optimization/70687
2143 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2144 instead of unsigned HOST_WIDE_INT.
2146 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2148 PR rtl-optimization/44281
2149 * hard-reg-set.h (struct target_hard_regs): New field
2150 x_fixed_nonglobal_reg_set.
2151 (fixed_nonglobal_reg_set): New macro.
2152 * reginfo.c (init_reg_sets_1): Initialize it.
2153 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2155 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2157 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2159 PR tree-optimization/56541
2160 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2161 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2162 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2163 (any_complicated_phi): new static variable.
2164 (aggressive_if_conv): delete.
2165 (if_convertible_phi_p): support phis with more than two arguments.
2166 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2167 critical pred edges.
2168 (ifcvt_split_critical_edges): support phis with more than two
2169 arguments by checking new parameter. only split critical edges
2171 (tree_if_conversion): handle simd pragma marked loop using new
2172 local variable aggressive_if_conv. check any_complicated_phi.
2174 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2176 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2179 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2181 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2184 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2186 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2187 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2188 define_insn_and_split.
2189 (mulsi3_i): New define_insn_and_split.
2190 (mulsi3_call): Convert to define_insn.
2191 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2194 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2196 * machmode.h (mode_complex): Add support to give the complex mode
2198 (GET_MODE_COMPLEX_MODE): Likewise.
2199 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2200 stored by build_complex_type and gfc_build_complex_type instead of
2201 trying to figure out the appropriate mode based on the size. Raise
2202 an assertion error, if the type was not set.
2203 * genmodes.c (struct mode_data): Add field for the complex type of
2205 (blank_mode): Likewise.
2206 (make_complex_modes): Remember the complex mode created in the
2208 (emit_mode_complex): Write out the mode_complex array to map a
2209 type mode to the complex version.
2210 (emit_insn_modes_c): Likewise.
2211 * tree.c (build_complex_type): Set the complex type to use before
2212 calling layout_type.
2213 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2214 support for __float128 complex datatypes.
2215 (rs6000_hard_regno_mode_ok): Likewise.
2216 (rs6000_setup_reg_addr_masks): Likewise.
2217 (rs6000_complex_function_value): Likewise.
2218 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2219 __float128 and __ibm128 complex.
2220 (FLOAT128_IBM_P): Likewise.
2221 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2222 * doc/extend.texi (Additional Floating Types): Document that
2223 -mfloat128 must be used to enable __float128. Document complex
2224 __float128 and __ibm128 support.
2226 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2229 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2230 char/short arguments promoted to int because of promote_prototypes.
2232 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2235 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2236 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2237 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2238 alternatives using "enabled" attribute. Use register_ssemem_operand
2239 as operand 1 predicate.
2240 (*cmpi<unord>xf_i387): Split XFmode pattern from
2241 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2242 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2243 *absneg<mode>2_i387. Disable unsupported alternatives using
2244 "enabled" attribute.
2245 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2247 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2249 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2251 (oacc_loop_process): Check mask for loop termination.
2253 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2255 * cif-code.def (CIF_THUNK): Add.
2256 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2259 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2261 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2262 (dump_inline_summary): Dump it.
2263 (fp_expression_p): New predicate.
2264 (estimate_function_body_sizes): Use it.
2265 (inline_merge_summary): Merge fp_expressions.
2266 (inline_read_section): Read fp_expressions.
2267 (inline_write_summary): Write fp_expressions.
2268 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2269 codegen boundary if either caller or callee is !fp_expressions.
2270 * ipa-inline.h (inline_summary): Add fp_expressions.
2271 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2272 to fp_expressions be sure the fp generation flags are updated.
2274 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2276 PR rtl-optimization/70467
2277 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2279 PR rtl-optimization/70467
2280 * ipa-pure-const.c (check_call): Handle internal calls even in
2281 ipa mode like in local mode.
2283 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2285 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2287 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2289 * match.pd (X u< X, X u> X): New transformations.
2291 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2293 * flag-types.h (enum warn_strict_overflow_code): Move ...
2294 * coretypes.h: ... here.
2295 * fold-const.h (fold_overflow_warning): Declare.
2296 * fold-const.c (fold_overflow_warning): Make non-static.
2297 (fold_comparison): Move the transformation of X +- C1 CMP C2
2298 into X CMP C2 -+ C1 ...
2299 * match.pd: ... here.
2300 * gimple-fold.c (fold_stmt_1): Protect with
2301 fold_defer_overflow_warnings.
2303 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2305 * omp-low.c (struct oacc_loop): Add 'inner' field.
2306 (new_oacc_loop_raw): Initialize it to zero.
2307 (oacc_loop_fixed_partitions): Initialize it.
2308 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2309 available partitioning.
2311 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2313 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2315 (umulsidi3): Likewise.
2316 (indirect_jump): Fix jump instruction assembly patterns.
2318 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2321 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2322 (nvptx_function_value): Assert non-NULL cfun.
2324 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2326 PR rtl-optimization/70886
2327 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2329 * cselib.h (rtx_equal_for_cselib_1): Declare.
2330 (rtx_equal_for_cselib_p: New inline function.
2331 * cselib.c (rtx_equal_for_cselib_p): Delete.
2332 (rtx_equal_for_cselib_1): Make public.
2334 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2336 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2337 (register_mixssei387nonimm_operand): Remove predicate.
2338 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2339 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2340 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2341 for TARGET_MIX_SSE_I387 alternatives.
2342 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2343 Disable unsupported alternatives using "enabled" attribute. Use
2344 nonimm_ssenomem_operand as operand 1 predicate. Also check
2345 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2347 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2349 * tree.c (cst_and_fits_in_hwi): Simplify.
2351 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2353 * tree.h (wi::to_wide): New function.
2354 * expr.c (expand_expr_real_1): Use wi::to_wide.
2355 * fold-const.c (int_const_binop_1): Likewise.
2356 (extract_muldiv_1): Likewise.
2358 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2360 * wide-int.h: Update offset_int and widest_int documentation.
2361 (WI_SIGNED_SHIFT_RESULT): New macro.
2362 (wi::binary_shift): Define signed_shift_result_type for
2363 shifts on offset_int- and widest_int-like types.
2364 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2365 * tree.h (int_bit_position): Use shift operators instead of wi::
2367 * alias.c (adjust_offset_for_component_ref): Likewise.
2368 * expr.c (get_inner_reference): Likewise.
2369 * fold-const.c (fold_comparison): Likewise.
2370 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2371 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2372 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2373 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2374 (stmt_kills_ref_p): Likewise.
2375 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2376 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2377 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2378 (ao_ref_init_from_vn_reference): Likewise.
2380 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2382 * wide-int.h: Update offset_int and widest_int documentation.
2383 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2384 (wi::binary_traits): Allow ordered comparisons between offset_int and
2385 offset_int, between widest_int and widest_int, and between either
2386 of these types and basic C types.
2387 (operator <, <=, >, >=): Define for the same combinations.
2388 * tree.h (tree_int_cst_lt): Use comparison operators instead
2389 of wi:: comparisons.
2390 (tree_int_cst_le): Likewise.
2391 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2392 (fold_nonarray_ctor_reference): Likewise.
2393 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2394 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2395 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2396 * tree-sra.c (completely_scalarize): Likewise.
2397 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2398 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2399 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2400 (check_for_binary_op_overflow): Likewise.
2401 (search_for_addr_array): Likewise.
2402 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2404 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2406 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2407 (arc_save_restore): Likewise.
2408 (arc_dwarf_register_span): Likewise.
2409 (arc_output_pic_addr_const): Initialize suffix variable.
2411 2016-05-02 Martin Liska <mliska@suse.cz>
2413 * symbol-summary.h (function_summary::function_summary):
2414 Remove checking assert for all cgraph nodes.
2415 (function_summary::get): Check summary_uid.
2416 (symtab_insertion): Check summary_uid.
2418 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2420 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2421 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2423 (arc_dwarf_register_span): Remove enum keyword.
2424 (compact_memory_operand_p): New function.
2425 * config/arc/arc.h (reg_class): Add code density register classes.
2426 (REG_CLASS_NAMES): Likewise.
2427 (REG_CLASS_CONTENTS): Likewise.
2428 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2429 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2430 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2431 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2432 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2434 (h, Rcd, Rsd, Rzd): New register constraints.
2435 (T): Use compact_memory_operand_p function.
2436 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2438 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2440 * config/sh/sh.md (*negnegt, *movtt): Remove.
2442 2016-05-02 Marek Polacek <polacek@redhat.com>
2443 Tom de Vries <tom@codesourcery.com>
2445 PR tree-optimization/70700
2446 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2447 bigger than FIRST_REF_NODE.
2449 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2452 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2454 (prepare_cbranch_operands): Don't use scratch register. Assume that
2455 function is used when pseudos can be created.
2456 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2457 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2458 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2459 define_expand. Allow it only when pseudos can be created.
2460 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2462 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2464 * config/i386/constraints.md (BC): Only allow -1 operands.
2465 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2466 Add "enabled" attribute. Update XI mode attribute calculation.
2467 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2468 (*movoi_internal_avx): Update XI mode attribute calculation.
2469 (*movti_internal): Ditto.
2471 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2473 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2474 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2476 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2478 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2479 statement on instruction code. Remove trailing spaces.
2480 (altivec_expand_stv_builtin): Likewise.
2482 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2484 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2485 (TARGET_FPU_DOUBLE): Simplify.
2486 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2487 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2488 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2489 with 'TARGET_FPU_DOUBLE'.
2490 * config/sh/sh.md: Likewise.
2492 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2494 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2495 SH_DIV_STR_FOR_SIZE): Remove.
2496 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2497 SH_DIV_STR_FOR_SIZE): Remove.
2499 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2501 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2502 logical_reg_operand): Delete.
2503 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2504 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2505 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2506 match_operand and match_test.
2507 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2508 variables on their first use. Return bool values.
2509 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2510 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2511 arith_reg_operand for input operand. Remove empty constraints.
2513 (*xorsi3_compact): Rename to xorsi3.
2514 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2515 (*zero_extend<mode>si2_disp_mem): Update comment.
2518 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2520 * config/sh/t-sh: Remove SH5 support.
2521 * config.gcc: Likewise.
2522 * configure: Likewise.
2524 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2526 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2528 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2530 * config/sh/sh.c (register_sh_passes, sh_option_override,
2531 sh_print_operand, prepare_move_operands,
2532 sh_can_follow_jump): Remove TARGET_SH1 checks.
2533 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2534 PROMOTE_MODE): Likewise.
2535 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2538 2016-04-30 Alan Modra <amodra@gmail.com>
2540 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2541 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2542 Check for user regs later to avoid unnecessary looping over regs.
2543 Merge user reg check with non-saved reg check. Don't force
2544 inline VR restore when static chain used.
2545 (rs6000_frame_related): Omit eh_frame info for user regs when
2547 (fixed_regs_p): Delete.
2549 2016-04-30 Alan Modra <amodra@gmail.com>
2551 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2552 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2555 2016-04-30 Alan Modra <amodra@gmail.com>
2558 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2559 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2562 2016-04-30 Alan Modra <amodra@gmail.com>
2564 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2565 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2566 flag_pic test for Darwin.
2568 2016-04-30 Alan Modra <amodra@gmail.com>
2570 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2571 throw_calls_crossed.
2572 (REG_FREQ_CALLS_CROSSED): Delete.
2573 (REG_N_THROWING_CALLS_CROSSED): Delete.
2574 * regstat.c (regstat_bb_compute_ri): Don't calculate
2575 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2576 (dump_reg_info): Don't print call cross frequency.
2577 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2578 and REG_N_THROWING_CALLS_CROSSED.
2580 2016-04-30 Alan Modra <amodra@gmail.com>
2582 * regs.h (struct reg_info_t): Delete live_length.
2583 (REG_LIVE_LENGTH): Delete macro.
2584 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2585 local_live, local_processed and local_live_last_luid params.
2586 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2588 (regstat_compute_ri): Adjust for above. Don't set
2590 (dump_reg_info): Don't print live length.
2591 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2592 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2593 Localize loop_depth var.
2595 2016-04-30 Alan Modra <amodra@gmail.com>
2597 * ira.c (enum valid_equiv): New.
2598 (validate_equiv_mem): Return enum.
2599 (update_equiv_mem): Create replacement in more cases.
2600 (add_store_equivs): Update validate_equiv_mem call.
2602 2016-04-30 Alan Modra <amodra@gmail.com>
2604 * ira.c (combine_and_move_insns): Rather than scanning insns,
2605 use DF infrastucture to find use and def insns.
2607 2016-04-30 Alan Modra <amodra@gmail.com>
2609 ira.c (combine_and_move_insns): Move invariant conditions..
2610 (ira.c): ..to here. Call combine_and_move_insns before
2611 add_store_equivs. Call grow_reg_equivs later. Allocate
2612 req_equiv later using max_reg_num() rather than global max_regno.
2613 (contains_replace_regs): Delete.
2614 (add_store_equivs): Remove contains_replace_regs test.
2616 2016-04-30 Alan Modra <amodra@gmail.com>
2618 * ira.c (struct equiv_mem_data): New.
2619 (equiv_mem, equiv_mem_modified): Delete static vars.
2620 (validate_equiv_mem_from_store): Use "data" param to communicate..
2621 (validate_equiv_mem): ..from here.
2623 2016-04-30 Alan Modra <amodra@gmail.com>
2625 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2627 (update_reg_equivs): ..here. Move allocation and freeing of
2628 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2629 end_alias_analysis to..
2632 2016-04-30 Alan Modra <amodra@gmail.com>
2634 * ira.c (pdx_subregs): Delete.
2635 (struct equivalence): Add pdx_subregs field.
2636 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2638 (update_equiv_regs): Don't create or free pdx_subregs. Update
2641 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2643 * config/rs6000/altivec.h: Change definitions of vec_xl and
2645 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2646 (LD_ELEMREV_V2DI): New.
2647 (LD_ELEMREV_V4SF): New.
2648 (LD_ELEMREV_V4SI): New.
2649 (LD_ELEMREV_V8HI): New.
2650 (LD_ELEMREV_V16QI): New.
2651 (ST_ELEMREV_V2DF): New.
2652 (ST_ELEMREV_V2DI): New.
2653 (ST_ELEMREV_V4SF): New.
2654 (ST_ELEMREV_V4SI): New.
2655 (ST_ELEMREV_V8HI): New.
2656 (ST_ELEMREV_V16QI): New.
2659 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2660 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2661 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2662 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2663 (altivec_expand_builtin): Add handling for
2664 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2665 (rs6000_invalid_builtin): Add error-checking for
2666 RS6000_BTM_P9_VECTOR.
2667 (altivec_init_builtins): Define builtins used to implement vec_xl
2669 (rs6000_builtin_mask_names): Define power9-vector.
2670 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2671 (RS6000_BTM_P9_VECTOR): Define.
2672 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2673 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2674 (vsx_ld_elemrev_v2df): Likewise.
2675 (vsx_ld_elemrev_v4sf): Likewise.
2676 (vsx_ld_elemrev_v4si): Likewise.
2677 (vsx_ld_elemrev_v8hi): Likewise.
2678 (vsx_ld_elemrev_v16qi): Likewise.
2679 (vsx_st_elemrev_v2df): Likewise.
2680 (vsx_st_elemrev_v2di): Likewise.
2681 (vsx_st_elemrev_v4sf): Likewise.
2682 (vsx_st_elemrev_v4si): Likewise.
2683 (vsx_st_elemrev_v8hi): Likewise.
2684 (vsx_st_elemrev_v16qi): Likewise.
2685 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2688 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2690 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2692 (simplify_control_stmt_condition_1): ... here. Recurse into
2693 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2695 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2698 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2699 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2700 define_insn_and_split to define_insn.
2701 (zero_extendqi<mode>2_dot2): Same.
2702 (extendqi<mode>2_dot): Same.
2703 (extendqi<mode>2_dot2): Same.
2705 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2708 (probe_stack): New expander.
2709 (probe_stack_<mode>): New insn pattern.
2711 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2713 * config/i386/i386.md
2714 (operations with memory inputs setting flags peephole2):
2715 Remove uneeded REG_P checks. Cleanup pattern generation.
2717 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2719 * tree-vect-loop.c (vect_transform_loop): Fix
2720 nb_iterations_upper_bound computation for vectorized loop.
2722 2016-04-29 Marek Polacek <polacek@redhat.com>
2723 Jakub Jelinek <jakub@redhat.com>
2726 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2727 TARGET_EXPR_SLOT as a base.
2729 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2731 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2732 with 'rCm2' constraints to limit possible immediate size.
2733 (*load_zeroextendqisi_update): Likewise.
2734 (*load_signextendqisi_update): Likewise.
2735 (*loadhi_update): Likewise.
2736 (*load_zeroextendhisi_update): Likewise.
2737 (*load_signextendhisi_update): Likewise.
2738 (*loadsi_update): Likewise.
2739 (*loadsf_update): Likewise.
2741 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2743 * config/i386/predicates.md (constm1_operand): Fix comparison.
2745 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2747 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2749 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2751 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2752 remaining SH5 related settings.
2753 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2754 shmedia_prepare_call_address): Delete.
2755 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2756 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2757 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2758 UNSUPPORTED_SH2A): Remove m5 checks.
2759 (sh_divide_strategy_e): Remove SH5 division strategies.
2760 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2761 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2763 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2765 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2767 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2769 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2770 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2772 * config/s390/vector.md ("mov<mode>"): Likewise.
2774 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2776 * config/s390/constraints.md ("U", "W"): Invoke
2777 s390_mem_constraint with "ZR" and "ZT".
2778 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2779 addresses when using LRA. Accept also short displacements for S
2780 and T constraints. Do not check for long displacement target for
2781 S and T constraints.
2782 (s390_mem_constraint): Remove handling of U and W constraints.
2783 * config/s390/s390.md (various patterns): Remove the short
2784 displacement constraints (Q and R) if a long displacement
2785 constraint is present. Add longdisp as required CPU capability.
2786 * config/s390/vector.md: Likewise.
2787 * config/s390/vx-builtins.md: Likewise.
2789 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2792 * reload1.c (reload): Call finish_spills before
2793 restarting reload loop. Skip select_reload_regs
2794 if update_eliminables_and_spill returns true.
2796 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2798 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2799 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2800 (umulhisi3_imm): Update predicates and constraint letters.
2801 (umulhisi3_reg): Declare instruction as commutative.
2802 * config/arc/constraints.md (J12, J16): New constraints.
2803 * config/arc/predicates.md (short_unsigned_const_operand): New
2805 (arc_short_operand): Likewise.
2806 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2808 2016-04-29 Richard Biener <rguenther@suse.de>
2810 PR tree-optimization/13962
2811 PR tree-optimization/65686
2812 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2813 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2814 using PTA to compare pointers.
2815 * match.pd: Add pattern for pointer equality compare simplification
2816 using ptrs_compare_unequal.
2818 2016-04-29 Richard Biener <rguenther@suse.de>
2820 * stor-layout.c (layout_type): Do not build a pointer-to-element
2823 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2825 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2826 Use SWI mode iterator. Use general_reg_operand predicate.
2827 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2828 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2831 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2834 * fold-const.c (operand_equal_p): Don't verify hash value equality
2836 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2839 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2842 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2843 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2844 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2845 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2846 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2848 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2850 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2851 to info. Don't initialize separate fields to 0. Clean up
2854 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2856 * config/i386/i386.md (peephole2s for operations with memory inputs):
2857 Use SWI mode iterator.
2858 (peephole2s for operations with memory outputs): Ditto.
2859 Do not check for stack checking probe.
2861 (probe_stack): Remove expander.
2863 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2864 Andrew Burgess <andrew.burgess@embecosm.com>
2866 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2867 operands as 32-bits.
2869 2016-04-28 Jason Merrill <jason@redhat.com>
2871 * gdbinit.in: Skip line-map.h.
2873 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2874 Andrew Burgess <andrew.burgess@embecosm.com>
2876 * config/arc/arc.c (arc_conditional_register_usage): Take
2877 TARGET_RRQ_CLASS into account.
2878 (arc_print_operand): Support printing 'p' and 's' operands.
2879 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2881 (TARGET_RRQ_CLASS): Define.
2882 (IS_POWEROF2_OR_0_P): Define.
2883 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2885 (*tst_movb): New define_insn.
2886 (*tst): Avoid recognition if it could prevent '*tst_movb'
2887 combination; replace c/CnL with c/Chs alternative.
2888 (*tst_bitfield_tst): New define_insn.
2889 (*tst_bitfield_asr): New define_insn.
2890 (*tst_bitfield): New define_insn.
2891 (andsi3_i): Add Rrq variant.
2892 (extzv): New define_expand.
2893 (insv): New define_expand.
2894 (*insv_i): New define_insn.
2895 (*movb): New define_insn.
2896 (*movb_signed): New define_insn.
2897 (*movb_high): New define_insn.
2898 (*movb_high_signed): New define_insn.
2899 (*movb_high_signed + 1): New define_split pattern.
2900 (*mrgb): New define_insn.
2901 (*mrgb + 1): New define_peephole2 pattern.
2902 (*mrgb + 2): New define_peephole2 pattern.
2903 * config/arc/arc.opt (mbitops): New option for nps400, uses
2904 TARGET_NPS_BITOPS_DEFAULT.
2905 * config/arc/constraints.md (q): Make register class conditional.
2906 (Rrq): New register constraint.
2907 (Chs): New constraint.
2908 (Clo): New constraint.
2909 (Chi): New constraint.
2910 (Cbf): New constraint.
2911 (Cbn): New constraint.
2912 (C18): New constraint.
2913 (Cbi): New constraint.
2915 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2917 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2919 (bitmap_intersection_of_preds): Ditto.
2920 (bitmap_union_of_succs): Ditto.
2921 (bitmap_union_of_preds): Ditto.
2922 * sbitmap.c (do_popcount): Delete.
2923 (BITMAP_DEBUGGING): Delete.
2924 (sbitmap_verify_popcount): Delete.
2925 (sbitmap_alloc): Don't initialize the popcount field.
2926 (sbitmap_alloc_with_popcount): Delete.
2927 (sbitmap_resize): Don't resize the popcount array.
2928 (sbitmap_vector_alloc): Don't initialize the popcount field.
2929 (bitmap_copy): Don't copy the popcount array.
2930 (bitmap_clear): Don't clear the popcount array.
2931 (bitmap_clear): Delete the popcount array handling.
2932 (bitmap_ior_and_compl): Delete the popcount assert.
2933 (bitmap_not): Ditto.
2934 (bitmap_and_compl): Ditto.
2935 (bitmap_and): Delete the popcount array handling.
2936 (bitmap_xor): Ditto.
2937 (bitmap_ior): Ditto.
2938 (bitmap_or_and): Delete the popcount assert.
2939 (bitmap_and_or): Ditto.
2940 (popcount_table): Delete.
2941 (sbitmap_elt_popcount): Delete.
2942 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2943 (bitmap_set_bit): Delete the popcount assert.
2944 (bitmap_clear_bit): Ditto.
2945 (sbitmap_free): Don't free the popcount array.
2946 (sbitmap_alloc_with_popcount): Delete declaration.
2947 (sbitmap_popcount): Ditto.
2949 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2950 Andrew Burgess <andrew.burgess@embecosm.com>
2952 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2953 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2954 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2955 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2956 * config/arc/arc.opt (mcmem): New option.
2957 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2958 supply length for r/m alternative.
2959 (*extendqisi2_ac): Likewise.
2960 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2962 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2963 (movhi_insn): Likewise.
2964 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2965 (*zero_extendqihi2_i): Add r/Ucm alternative.
2966 (*zero_extendqisi2_ac): Likewise.
2967 (*zero_extendhisi2_i): Likewise.
2968 * config/arc/constraints.md (Uex): New memory constraint.
2969 (Ucm): New define_constraint.
2970 * config/arc/predicates.md (long_immediate_loadstore_operand):
2971 Return 0 for MEM with cmem_address address.
2972 (cmem_address_0): New predicates.
2973 (cmem_address_1): Likewise.
2974 (cmem_address_2): Likewise.
2975 (cmem_address): Likewise.
2977 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2979 * config/rs6000/rs6000.c (machine_function): Rename
2980 insn_chain_scanned_p to spe_insn_chain_scanned_p.
2981 (rs6000_stack_info): Adjust.
2983 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2984 Andrew Burgess <andrew.burgess@embecosm.com>
2986 * config/arc/constraints.md (Usd): Convert to define_constraint.
2990 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2993 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
2994 Add new peephole2 where the first insn is *mov<mode>_or instead of
2995 *mov<mode>_internal.
2997 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
2999 * tracer.c (bb_seen): Make static.
3001 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3003 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3004 support, setup defaults.
3005 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3006 * config/arc/arc.c (arc_init): Add NPS400 support.
3007 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3008 (TARGET_ARC700): NPS400 is also an ARC700.
3009 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3011 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3014 * config/nds32/nds32.md (casesi): Don't access the operands array
3017 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3019 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3020 (or $-1,reg peephole2): Ditto.
3021 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3023 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3025 * doc/extend.texi (Common Function Attributes) [optimize]:
3026 Discourage use of the optimize attribute.
3028 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3030 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3031 special case builtin.
3032 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3033 ALTIVEC_BUILTIN_VEC_ADDE.
3034 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3035 support for ALTIVEC_BUILTIN_VEC_ADDE.
3036 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3037 for __builtin_vec_adde.
3039 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3041 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3042 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3044 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3047 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3048 attributes): Document cilkplus_runtime.
3050 2016-04-28 Martin Jambor <mjambor@suse.cz>
3052 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3053 this function. Call verify_expr on MEM_REFs and bases of other
3056 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3058 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3059 for WORD_REGISTER_OPERATIONS to runtime check.
3061 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3063 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3065 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3067 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3068 big-endian compilation.
3069 * config/arc/arc.md (addf3): Likewise.
3073 2016-04-28 Richard Biener <rguenther@suse.de>
3075 PR tree-optimization/70840
3076 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3077 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3078 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3079 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3081 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3083 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3084 and explain why in a comment.
3086 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3088 * config/arc/arc.md (cpu_facility): Add fpx variant.
3089 (subdf3): Prohibit use reverse sub when assist operations option
3091 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3092 instructions only when FPX is enabled.
3093 * testsuite/gcc.target/arc/trsub.c: New test.
3095 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3097 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3098 mult_operator when calculating "type" attribute.
3099 (*fop_<mode>_1_i387): Ditto.
3100 (*fop_xf_1_i387): Ditto.
3101 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3102 Use std::swap to swap operands. Use RTL expressions to generate
3105 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3106 Joern Rennecke <joern.rennecke@embecosm.com>
3108 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3110 (emit_pic_move): Remove.
3111 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3112 * config/arc/arc.c (emit_pic_move): Removed.
3113 (TARGET_HAVE_TLS): Define.
3114 (arc_conditional_register_usage): Test for arc_tp_regno.
3115 (arc_print_operand, arc_print_operand_address): Handle TLS
3117 (arc_needs_pcl_p): New function.
3118 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3119 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3120 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3121 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3122 (arc_legitimize_tls_address): Likewise.
3123 (DTPOFF_ZERO_SYM): Define.
3124 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3125 (arc_output_pic_addr_const): Print TLS unspecs.
3126 (prepare_pic_move): New function, replaces emit_pic_move.
3127 (arc_legitimate_constant_p): Handle TLS unspecs.
3128 (arc_legitimate_address_p): Likewise.
3129 (arc_rewrite_small_data_p): Use assert for TLS constants.
3130 (prepare_move_operands): Use prepare_pic_move.
3131 (arc_legitimize_address): Legitimize tls addresses.
3132 (arc_epilogue_uses): Check for arc_tp_regno.
3133 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3134 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3136 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3138 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3139 %(arc_tls_extra_start_spec).
3140 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3141 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3143 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3144 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3145 (UNSPEC_TLS_OFF): Add.
3147 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3148 (get_thread_pointersi): New patterns.
3149 * config/arc/arc.opt (mtp-regno): New option.
3150 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3151 (move_dest_operand): Likewise.
3152 * configure: Regenerate.
3153 * configure.ac: Add arc*-*-* case to test for tls.
3154 * doc/invoke.texi (ARC options): Document mtp-regno.
3156 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3158 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3159 the new ARC HS SIMD instructions.
3160 (arc_preferred_simd_mode): New function.
3161 (arc_autovectorize_vector_sizes): Likewise.
3162 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3163 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3164 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3165 (arc_init_builtins): Add new SIMD builtin types.
3166 (arc_split_move): Handle 64 bit vector moves.
3167 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3168 (TARGET_PLUS_QMACW): Define.
3169 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3170 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3171 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3172 (VSUBADD4H): New builtins.
3173 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3174 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3176 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3177 Matthias Klose <doko@debian.org>
3179 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3181 2016-04-28 Richard Biener <rguenther@suse.de>
3184 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3187 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3189 * common/config/sh/sh-common.c: Remove SH5 support.
3190 * config/sh/constraints.md: Likewise.
3191 * config/sh/config/sh/elf.h: Likewise.
3192 * config/sh/linux.h: Likewise.
3193 * config/sh/netbsd-elf.h: Likewise.
3194 * config/sh/predicates.md: Likewise.
3195 * config/sh/sh-c.c: Likewise.
3196 * config/sh/sh-protos.h: Likewise.
3197 * config/sh/sh.c: Likewise.
3198 * config/sh/sh.h: Likewise.
3199 * config/sh/sh.md: Likewise.
3200 * config/sh/sh.opt: Likewise.
3201 * config/sh/sync.md: Likewise.
3202 * config/sh/sh64.h: Delete.
3203 * config/sh/shmedia.h: Likewise.
3204 * config/sh/shmedia.md: Likewise.
3205 * config/sh/sshmedia.h: Likewise.
3206 * config/sh/t-netbsd-sh5-64: Likewise.
3207 * config/sh/t-sh64: Likewise.
3208 * config/sh/ushmedia.h: Likewise.
3210 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3213 general_reg_operand instead of register_operand predicate.
3215 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3217 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3219 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3221 * match.pd (A - B > A, A + B < A): New transformations.
3223 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3225 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3226 which defaults to true. Emit an outer pair of parentheses only if
3227 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3228 don't emit parentheses for the right-hand operand.
3230 2016-04-27 Jeff Law <law@redhat.com>
3232 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3234 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3236 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3237 (altivec_lvx_<mode>_internal): Document.
3238 (altivec_lvx_<mode>_2op): New define_insn.
3239 (altivec_lvx_<mode>_1op): Likewise.
3240 (altivec_lvx_<mode>_2op_si): Likewise.
3241 (altivec_lvx_<mode>_1op_si): Likewise.
3242 (altivec_stvx_<mode>): Remove.
3243 (altivec_stvx_<mode>_internal): Document.
3244 (altivec_stvx_<mode>_2op): New define_insn.
3245 (altivec_stvx_<mode>_1op): Likewise.
3246 (altivec_stvx_<mode>_2op_si): Likewise.
3247 (altivec_stvx_<mode>_1op_si): Likewise.
3248 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3249 Expand vec_ld and vec_st during parsing.
3250 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3252 (altivec_expand_stvx_be): Likewise.
3253 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3254 address-masking behavior in RTL.
3255 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3256 address-masking behavior in RTL.
3257 (altivec_expand_builtin): Change builtin code arguments for calls
3258 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3259 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3260 presence of lvx/stvx patterns.
3261 (alignment_with_canonical_addr): New function.
3262 (alignment_mask): Likewise.
3263 (find_alignment_op): Likewise.
3264 (recombine_lvx_pattern): Likewise.
3265 (recombine_stvx_pattern): Likewise.
3266 (recombine_lvx_stvx_patterns): Likewise.
3267 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3268 stvx patterns from expand.
3269 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3271 (vector_altivec_store_<mode>): Likewise.
3273 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3275 * config/aarch64/aarch64.md
3276 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3277 remove the "fp" attributes.
3278 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3279 add the "simd" attributes.
3280 (*movdf_aarch64): Likewise.
3281 (*movtf_aarch64): Remove the "fp" attributes.
3282 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3283 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3285 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3287 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3288 rtx to rtx_code_label *.
3289 * rtl.h (maybe_set_first_label_num): Likewise.
3291 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3293 * df-core.c (df_add_problem): Make the problem param be const.
3294 (df_remove_problem): Make local "problem" be const.
3295 * df-problems.c (problem_RD): Make const.
3296 (problem_LR): Likewise.
3297 (problem_LIVE): Likewise.
3298 (problem_MIR): Likewise.
3299 (problem_CHAIN): Likewise.
3300 (problem_WORD_LR): Likewise.
3301 (problem_NOTE): Likewise.
3302 (problem_MD): Likewise.
3303 * df-scan.c (problem_SCAN): Likewise.
3304 * df.h (struct df_problem): Make field "dependent_problem" be
3306 (struct dataflow): Likewise for field "problem".
3307 (df_add_problem): Make param const.
3309 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3312 inter-unit moves to/from vector registers are enabled. Do not disable
3315 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3317 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3318 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3320 (enum df_problem_id): ...this new enum.
3321 (struct df_problem): Convert field "id" from "int" to
3324 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3326 * rtl.def: Update comment for "things in the instruction chain" to
3327 reflect the removal of the leading "i" field for INSN_UID in
3328 r210360. Fix bogus apostrophe.
3330 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3332 * config/i386/i386.md
3333 (lea arith with mem operand + setcc peephole2): Set operator mode.
3335 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3338 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3339 (dimode_scalar_to_vector_candidate_p): This.
3340 (timode_scalar_to_vector_candidate_p): New function.
3341 (scalar_to_vector_candidate_p): Likewise.
3342 (timode_check_non_convertible_regs): Likewise.
3343 (timode_remove_non_convertible_regs): Likewise.
3344 (remove_non_convertible_regs): Likewise.
3345 (remove_non_convertible_regs): Renamed to ...
3346 (dimode_remove_non_convertible_regs): This.
3347 (scalar_chain::~scalar_chain): Make it virtual.
3348 (scalar_chain::compute_convert_gain): Make it pure virtual.
3349 (scalar_chain::mark_dual_mode_def): Likewise.
3350 (scalar_chain::convert_insn): Likewise.
3351 (scalar_chain::convert_registers): Likewise.
3352 (scalar_chain::add_to_queue): Make it protected.
3353 (scalar_chain::emit_conversion_insns): Likewise.
3354 (scalar_chain::replace_with_subreg): Likewise.
3355 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3356 (scalar_chain::convert_op): Likewise.
3357 (scalar_chain::convert_reg): Likewise.
3358 (scalar_chain::make_vector_copies): Likewise.
3359 (scalar_chain::convert_registers): New pure virtual function.
3360 (class dimode_scalar_chain): New class.
3361 (class timode_scalar_chain): Likewise.
3362 (scalar_chain::mark_dual_mode_def): Renamed to ...
3363 (dimode_scalar_chain::mark_dual_mode_def): This.
3364 (timode_scalar_chain::mark_dual_mode_def): New function.
3365 (timode_scalar_chain::convert_insn): Likewise.
3366 (dimode_scalar_chain::convert_registers): Likewise.
3367 (scalar_chain::compute_convert_gain): Renamed to ...
3368 (dimode_scalar_chain::compute_convert_gain): This.
3369 (scalar_chain::replace_with_subreg): Renamed to ...
3370 (dimode_scalar_chain::replace_with_subreg): This.
3371 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3372 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3373 (scalar_chain::make_vector_copies): Renamed to ...
3374 (dimode_scalar_chain::make_vector_copies): This.
3375 (scalar_chain::convert_reg): Renamed to ...
3376 (dimode_scalar_chain::convert_reg ): This.
3377 (scalar_chain::convert_op): Renamed to ...
3378 (dimode_scalar_chain::convert_op): This.
3379 (scalar_chain::convert_insn): Renamed to ...
3380 (dimode_scalar_chain::convert_insn): This.
3381 (scalar_chain::convert): Call convert_registers.
3382 (convert_scalars_to_vector): Change to scalar_chain pointer to
3383 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3384 in 32-bit mode. Delete scalar_chain pointer. Call
3385 free_dominance_info in 64-bit mode.
3386 (pass_stv::gate): Remove TARGET_64BIT check.
3387 (ix86_option_override): Put the 64-bit STV pass before the CSE
3390 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3392 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3393 dw_loc_frame_offset field.
3394 * dwarf2out.c (new_loc_descr): Likewise.
3395 (resolve_args_picking_1): Turn the VISITED hash set into a
3396 FRAME_OFFSET hash map. Use it to associate a frame offset to
3397 visited nodes. Remove uses of the CHECKING_P macro.
3398 (resolve_args_picking): Update call to resolve_args_picking_1.
3400 2016-04-27 Martin Liska <mliska@suse.cz>
3402 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3403 (free_loop_data): Release vuses of groups.
3405 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3407 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3408 instead of redundant use_id and boolean have_use_for.
3409 (struct iv_use): Change sub_id into group_id. Remove field next.
3410 Move fields: related_cands, n_map_members, cost_map and selected
3412 (struct iv_group): ... here. New structure.
3413 (struct iv_common_cand): Use structure declaration directly.
3414 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3415 (MAX_CONSIDERED_USES): Rename macro to ...
3416 (MAX_CONSIDERED_GROUPS): ... here.
3417 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3418 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3419 (dump_uses): Rename to ...
3420 (dump_groups): ... here. Update all uses.
3421 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3422 (find_induction_variables): Refactor format of dump information.
3423 (record_sub_use): Delete.
3424 (record_use): Update all uses.
3425 (record_group): New function.
3426 (record_group_use, find_interesting_uses_op): Call above functions.
3428 (find_interesting_uses_cond): Ditto.
3429 (group_compare_offset): New function.
3430 (split_all_small_groups): Rename to ...
3431 (split_small_address_groups_p): ... here. Update all uses.
3432 (split_address_groups): Update all uses.
3433 (find_interesting_uses): Refactor format of dump information.
3434 (add_candidate_1): Update all uses. Remove redundant check on iv,
3436 (add_candidate, record_common_cand): Remove redundant assert.
3437 (add_iv_candidate_for_biv): Update use.
3438 (add_iv_candidate_derived_from_uses): Update all uses.
3439 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3440 (alloc_use_cost_map): Ditto.
3441 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3442 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3443 (determine_use_iv_cost_generic): Ditto.
3444 (determine_group_iv_cost_generic): Ditto.
3445 (determine_use_iv_cost_address): Ditto.
3446 (determine_group_iv_cost_address): Ditto.
3447 (determine_use_iv_cost_condition): Ditto.
3448 (determine_group_iv_cost_cond): Ditto.
3449 (determine_use_iv_cost): Ditto.
3450 (determine_group_iv_cost): Ditto.
3451 (set_autoinc_for_original_candidates): Update all uses.
3452 (find_iv_candidates): Update all uses. Refactor dump information.
3453 (determine_use_iv_costs): Ditto.
3454 (determine_iv_costs): Ditto.
3455 (iv_ca_cand_for_use): Rename to ...
3456 (iv_ca_cand_for_group): ... here. Update all uses.
3457 (iv_ca_add_use, iv_ca_add_group): Ditto.
3458 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3459 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3460 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3461 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3462 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3463 (create_new_iv, adjust_iv_update_pos): Ditto.
3464 (rewrite_use_address): Delete.
3465 (rewrite_use_address_1): Rename to ...
3466 (rewrite_use_address): ... here.
3467 (rewrite_use_compare): Update all uses.
3468 (rewrite_use): Delete.
3469 (rewrite_uses): Rename to ...
3470 (rewrite_groups): ... here. Update all uses.
3471 (remove_unused_ivs, free_loop_data): Update all uses.
3472 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3474 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3476 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3477 for WORD_REGISTER_OPERATIONS to runtime check.
3479 2016-04-27 Richard Biener <rguenther@suse.de>
3482 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3483 aggregate_value_p to determine if a function result is
3484 returned by reference.
3485 (ipa_pta_execute): Functions having their address taken are
3486 not automatically nonlocal.
3488 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3491 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3492 * fold-const.c (operand_equal_p): If flag_checking and
3493 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3494 and if it returns non-zero, assert iterative_hash_expr on both
3497 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3499 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3501 2016-04-27 Nick Clifton <nickc@redhat.com>
3504 * varasm.c (merge_weak): Generate an error if an attempt is made
3505 to convert a non-weak static function into a weak, public function.
3507 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3509 * params.def (MAX_PARTITION_SIZE): New param.
3510 * doc/invoke.texi: Document lto-max-partition.
3512 2016-04-27 Richard Biener <rguenther@suse.de>
3515 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3516 function cummulating used_from_other_partition, externally_visible
3517 and force_output from aliases.
3518 (refered_from_nonlocal_var): Likewise.
3519 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3520 node flags properly.
3522 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3524 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3525 (-Wmemset-elt-size): New item.
3527 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3530 * stor-layout.h (internal_reference_types): Delete.
3531 * stor-layout.c (reference_types_internal): Likewise.
3532 (internal_reference_types): Likewise.
3533 (layout_type) <REFERENCE_TYPE>: Adjust.
3535 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3538 * tree.h (inchash::add_expr): Add FLAGS argument.
3539 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3540 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3541 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3542 Formatting fix. Adjust recursive calls. For tcc_comparison,
3543 if swap_tree_comparison (code) is smaller than code, hash that
3544 and arguments in the other order. Hash CONVERT_EXPR the same
3545 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3546 of ADDR_EXPR of decl as the decl itself. Add or remove
3547 OEP_ADDRESS_OF from recursive flags as needed. For
3548 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3549 operands commutatively and only the third one normally.
3550 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3552 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3554 * config/rtems.h (LIB_SPEC): Add -latomic.
3556 2016-04-27 Joel Sherrill <joel@rtems.org>
3558 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3559 xilink.ld and flags not relevant to RTEMS.
3561 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3563 * toplev.c (backend_init_target): Avoid calling init_reload when using
3566 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3568 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3569 for loops rather than one for the whole function.
3571 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3573 * match.pd (X + CST CMP X): New transformation.
3575 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3577 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3578 * fold-const.c (fold_binary_loc): Remove 2 transformations
3579 superseded by match.pd.
3580 * match.pd (x+x -> x*2): Generalize to integers.
3582 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3584 * config/i386/i386.md (operation on memory peephole): Duplicate an
3585 existing peephole and adapt it to match lea rather than an operation
3588 PR rtl-optimization/57193
3589 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3591 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3593 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3595 * tree-if-conv.c (any_pred_load_store): New static variable.
3596 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3597 any_pred_load_store instead of and_mask_load_store.
3598 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3599 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3600 (combine_blocks, tree_if_conversion): Ditto.
3602 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3604 PR tree-optimization/70771
3605 PR tree-optimization/70775
3606 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3607 virtual PHI nodes. Delete parameter.
3608 (if_convertible_loop_p_1): Delete argument to above function.
3609 (predicate_all_scalar_phis): Delete code handling single-argument
3611 (tree_if_conversion): Mark and update virtual SSA.
3613 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3616 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3617 (x86_elf_aligned_common): Rename to ...
3618 (x86_elf_aligned_decl_common): ... this.
3619 Add decl arg. Switch to .lbss for largecomm object. Use
3620 LARGECOMM_SECTION_ASM_OP.
3621 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3623 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3624 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3626 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3627 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3629 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3632 * config/i386/i386.c (SECTION_LARGE): Define.
3633 (x86_64_elf_select_section): Set it for large data/bss sections.
3634 Only clear SECTION_WRITE for .lrodata.
3635 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3637 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3638 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3639 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3641 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3642 * doc/tm.texi: Regenerate.
3644 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3647 * configure.ac (--enable-checking): Document extra flag, for
3648 non-release builds default to --enable-checking=yes,extra.
3649 If misc checking and extra checking, define CHECKING_P to 2 instead
3651 * common.opt (fchecking=): Add.
3652 * doc/invoke.texi (-fchecking=): Document.
3653 * doc/install.texi: Document --enable-checking changes.
3654 * configure: Regenerated.
3655 * config.in: Regenerated.
3657 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3659 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3660 attribute instead of which_alternative.
3661 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3662 Use EXT_REX_SSE_REG_P where appropriate.
3664 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/predicates.md (const0_operand): Do not match
3667 const_wide_int code.
3668 (const1_operand): Ditto.
3670 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3672 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3673 for SSE constm1 operands and TARGET_AVX512VL.
3674 (*movti_internal): Ditto.
3675 (*mov<mode>_or): Use constm1_operand predicate.
3676 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3677 for SSE vector_all_ones operands and TARGET_AVX512VL.
3678 * config/i386/predicates.md (constm1_operand): New predicate.
3679 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3680 emission of constant -1 load.
3682 2016-04-25 Jason Merrill <jason@redhat.com>
3684 * gdbinit.in: Skip is-a.h.
3686 * attribs.c (register_scoped_attributes): Fix logic.
3687 * attribs.h: Declare register_scoped_attributes.
3689 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3691 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3692 stxvd2x and stxvw4x built-in functions.
3694 2016-04-25 DJ Delorie <dj@redhat.com>
3696 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3697 (ashrhi3): Likewise.
3698 (lshrhi3): Likewise.
3700 2016-04-25 Richard Biener <rguenther@suse.de>
3702 PR tree-optimization/70780
3703 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3705 (compute_antic): Mark blocks with abnormal preds as visited as
3706 they have a final empty antic-in solution already.
3708 2016-04-25 Michael Collison <michael.collison@linaro.org>
3710 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3712 2016-04-25 Michael Collison <michael.collison@linaro.org>
3714 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3715 mode is VQI to improve mixed mode vectorization.
3716 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3717 define_insn to match low half of signed vaddw.
3718 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3719 define_insn to match high half of signed vaddw.
3720 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3721 define_insn to match low half of unsigned vaddw.
3722 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3723 define_insn to match high half of unsigned vaddw.
3724 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3725 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3726 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3728 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3729 * config/arm/predicates.md (vect_par_constant_high): Support
3730 big endian and simplify by calling
3731 arm_simd_check_vect_par_cnst_half
3732 (vect_par_constant_low): Likewise.
3734 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3736 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3737 predicate for operand 2.
3739 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3740 H.J. Lu <hongjiu.lu@intel.com>
3742 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3743 machine_mode argument.
3744 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3745 constm1_rtx operands. For VOIDmode constants, get mode from
3746 pred_mode. Check mode size if the mode is supported by ABI.
3747 (standard_sse_constant_opcode): Do not use standard_constant_p.
3748 Strictly check ABI support for all-ones operands.
3749 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3750 immediates. Update calls to standard_sse_constant_p.
3751 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3752 (ix86_rtx_costs): Ditto.
3753 * config/i386/i386.md (*movxi_internal_avx512f): Use
3754 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3755 Use (v,BC) alternative instead of (v,C). Use register_operand
3756 checks instead of MEM_P.
3757 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3758 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3759 isa attribute. Use register_operand checks instead of MEM_P.
3760 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3761 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3762 alternative and corresponding sse2 isa attribute.
3763 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3764 to standard_sse_constant_p.
3765 (FP constant splitters): Ditto.
3766 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3768 * config/i386/predicates.md (constm1_operand): Remove.
3769 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3770 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3771 vector_all_ones_operand instead of constm1_operand.
3773 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3775 * print-rtl.c (print_rtx_insn_vec): New function.
3776 * print-rtl.h: New prototype.
3777 * store-motion.c (struct st_expr): Make avail_stores a vector.
3778 (st_expr_entry): Adjust.
3779 (free_st_expr_entry): Likewise.
3780 (print_store_motion_mems): Likewise.
3781 (find_moveable_store): Likewise.
3782 (compute_store_table): Likewise.
3783 (delete_store): Likewise.
3784 (build_store_vectors): Likewise.
3786 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3788 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3790 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3792 * vec.h (vec_safe_contains): New function.
3793 (vec::contains): Likewise.
3794 (vec::begin): Likewise.
3795 (vec::end): Likewise.
3797 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3800 * cfgexpand.c (expand_stack_vars): Fix typo.
3802 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3804 * system.h (list, map, set, vector): Include conditionally.
3805 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3806 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3807 * ipa-icf.c (INCLUDE_LIST): Define.
3808 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3809 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3810 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3811 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3812 * cp/logic.cc (INCLUDE_LIST): Define.
3813 * fortran/trans-common.c (INCLUDE_MAP): Define.
3815 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3817 * auto-profile.c: Remove <string.h> include.
3818 * ipa-icf-gimple.c: Remove <list> include.
3819 * diagnostic.c: Remove <new> include.
3820 * genmatch.c: Likewise.
3821 * pretty-print.c: Likewise.
3822 * toplev.c: Likewise
3823 * c/c-objc-common.c: Likewise.
3824 * cp/error.c: Likewise.
3825 * fortran/error.c: Likewise.
3827 2016-04-22 Richard Biener <rguenther@suse.de>
3829 * lto-streamer-in.c (input_ssa_names): Do not allocate
3830 GIMPLE_NOP for all SSA names.
3831 * lto-streamer-out.c (output_ssa_names): Do not output
3832 SSA names that should have been released.
3834 2016-04-22 Richard Biener <rguenther@suse.de>
3836 PR tree-optimization/70740
3837 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3840 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3843 * config/i386/predicates.md (call_insn_operand): Replace
3844 sibcall_memory_operand with memory_operand.
3846 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3848 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3849 has_single_use() tests.
3850 (register_edge_assert_for_1): Likewise.
3851 (find_assert_locations_1): Check the liveness bitmap instead of
3852 checking has_single_use().
3854 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3857 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3858 Extract AVX-512BW constraint from AVX.
3860 2016-04-21 Richard Biener <rguenther@suse.de>
3862 PR tree-optimization/70725
3863 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3864 for phi_convertible_by_degenerating_args.
3865 (predicate_all_scalar_phis): Handle single-argument PHIs.
3867 2016-04-21 Richard Biener <rguenther@suse.de>
3870 * fold-const.c (fold_comparison): Return properly typed
3873 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3875 PR tree-optimization/70715
3876 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3877 after expanding BASE using expand_simple_operations.
3879 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3881 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3882 New transformations.
3884 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3886 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3888 2016-04-20 Jan Hubicka <jh@suse.cz>
3890 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3891 ultiimate_alias_target.
3892 (update_callee_keys): Likewise.
3893 (lookup_recursive_calls): Likewise.
3894 (speculation_useful_p): Likewise.
3896 2016-04-20 Jan Hubicka <jh@suse.cz>
3899 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3900 (set_nothrow_flag_1): ... this; handle interposition correctly;
3901 recurse on aliases and thunks.
3902 (cgraph_node::set_nothrow_flag): New.
3903 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3904 functions compiled with non-call exceptions that binds to current
3906 (propagate_nothrow): Be safe WRT interposition.
3907 * cgraph.h (set_nothrow_flag): Update prototype.
3909 2016-04-18 Jan Hubicka <jh@suse.cz>
3911 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3912 max_loop_iterations_int.
3913 (tree_unswitch_outer_loop): Likewise.
3915 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3917 PR tree-optimization/69489
3918 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3919 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3920 Revise dump message.
3921 (if_convertible_bb_p): Remove check on edge count of basic block's
3924 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3926 PR tree-optimization/56625
3927 PR tree-optimization/69489
3928 * tree-data-ref.h (DR_INNERMOST): New macro.
3929 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3930 hashing struct innermost_loop_behavior.
3931 (ref_DR_map): Remove.
3932 (innermost_DR_map): New map.
3933 (baseref_DR_map): Revise comment.
3934 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3935 to innermost_DR_map accroding to its innermost loop behavior.
3936 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3937 to its innermost loop behavior.
3938 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3939 Add initialization for innermost_DR_map. Record memory reference
3940 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3941 have innermost loop behavior.
3942 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3945 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3947 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3948 *lea_general_1. Use explicit SWI12 mode interator.
3949 (*lea<mode>_general_2): Rename from *lea_general_2.
3950 Use explicit SWI12 mode interator.
3951 (*lea<mode>_general_3): Rename from *lea_general_3.
3952 Use explicit SWI12 mode interator.
3953 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3954 Use explicit SWI12 mode interator.
3955 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3956 Use explicit SWI48 mode interator.
3958 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3960 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3961 Short-cut unaligned load and store cases. Handle all integer
3963 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3964 and store cases. Call ix86_avx256_split_vector_move_misalign
3965 directly without checking mode class.
3967 2016-04-20 Andrew Pinski <apinski@cavium.com>
3968 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3971 * config/aarch64/aarch64.md (sibcall): Force call
3972 address to be DImode for ILP32.
3973 (sibcall_value): Likewise.
3975 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3977 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
3979 2016-04-20 Richard Biener <rguenther@suse.de>
3981 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
3982 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
3983 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
3984 (maybe_push_res_to_seq): Adjust.
3985 * gimple-fold.c (maybe_build_generic_op): Likewise.
3987 2016-04-20 Marek Polacek <polacek@redhat.com>
3989 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
3992 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
3994 * config/i386/sse.md (vec_unpacks_lo_hi): Always
3995 use kmovw to support AVX512F target.
3997 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3999 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4001 2016-04-20 Marek Polacek <polacek@redhat.com>
4003 PR tree-optimization/70725
4004 * tree-if-conv.c (is_false_predicate): New function.
4005 (predicate_mem_writes): Use it.
4007 2016-04-20 Richard Biener <rguenther@suse.de>
4009 PR tree-optimization/70726
4010 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4011 shift amounts from a pattern stmt operand.
4013 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4016 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4017 stack_restore_from_fpr pattern when restoring r15.
4018 (s390_optimize_prologue): Strip away the memory barrier in the
4019 parallel when trying to get rid of restore insns.
4020 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4021 definition for loading the stack pointer from an FPR. Compared to
4022 the normal move insn this pattern includes a full memory barrier.
4024 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4027 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4028 implicitly linear or lastprivate iterator on the outer context.
4030 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4032 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4034 * config/i386/i386.md (ssememalign): Removed.
4035 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4037 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4040 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4041 const short * to __builtin_ia32_loaddquhi512_mask.
4042 (_mm512_maskz_loadu_epi16): Likewise.
4043 (_mm512_mask_storeu_epi16): Pass short * to
4044 __builtin_ia32_storedquhi512_mask.
4045 (_mm512_mask_loadu_epi8): Pass const char * to
4046 __builtin_ia32_loaddquqi512_mask.
4047 (_mm512_maskz_loadu_epi8): Likewise.
4048 (_mm512_mask_storeu_epi8): Pass char * to
4049 __builtin_ia32_storedquqi512_mask.
4050 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4051 const double * to __builtin_ia32_loadupd512_mask.
4052 (_mm512_mask_loadu_pd): Likewise.
4053 (_mm512_maskz_loadu_pd): Likewise.
4054 (_mm512_storeu_pd): Pass double * to
4055 __builtin_ia32_storeupd512_mask.
4056 (_mm512_mask_storeu_pd): Likewise.
4057 (_mm512_loadu_ps): Pass const float * to
4058 __builtin_ia32_loadups512_mask.
4059 (_mm512_mask_loadu_ps): Likewise.
4060 (_mm512_maskz_loadu_ps): Likewise.
4061 (_mm512_storeu_ps): Pass float * to
4062 __builtin_ia32_storeups512_mask.
4063 (_mm512_mask_storeu_ps): Likewise.
4064 (_mm512_mask_loadu_epi64): Pass const long long * to
4065 __builtin_ia32_loaddqudi512_mask.
4066 (_mm512_maskz_loadu_epi64): Likewise.
4067 (_mm512_mask_storeu_epi64): Pass long long *
4068 to __builtin_ia32_storedqudi512_mask.
4069 (_mm512_loadu_si512): Pass const int * to
4070 __builtin_ia32_loaddqusi512_mask.
4071 (_mm512_mask_loadu_epi32): Likewise.
4072 (_mm512_maskz_loadu_epi32): Likewise.
4073 (_mm512_storeu_si512): Pass int * to
4074 __builtin_ia32_storedqusi512_mask.
4075 (_mm512_mask_storeu_epi32): Likewise.
4076 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4077 char * to __builtin_ia32_storedquqi256_mask.
4078 (_mm_mask_storeu_epi8): Likewise.
4079 (_mm256_mask_loadu_epi16): Pass const short * to
4080 __builtin_ia32_loaddquhi256_mask.
4081 (_mm256_maskz_loadu_epi16): Likewise.
4082 (_mm_mask_loadu_epi16): Pass const short * to
4083 __builtin_ia32_loaddquhi128_mask.
4084 (_mm_maskz_loadu_epi16): Likewise.
4085 (_mm256_mask_loadu_epi8): Pass const char * to
4086 __builtin_ia32_loaddquqi256_mask.
4087 (_mm256_maskz_loadu_epi8): Likewise.
4088 (_mm_mask_loadu_epi8): Pass const char * to
4089 __builtin_ia32_loaddquqi128_mask.
4090 (_mm_maskz_loadu_epi8): Likewise.
4091 (_mm256_mask_storeu_epi16): Pass short * to.
4092 __builtin_ia32_storedquhi256_mask.
4093 (_mm_mask_storeu_epi16): Pass short * to.
4094 __builtin_ia32_storedquhi128_mask.
4095 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4096 const double * to __builtin_ia32_loadupd256_mask.
4097 (_mm256_maskz_loadu_pd): Likewise.
4098 (_mm_mask_loadu_pd): Pass onst double * to
4099 __builtin_ia32_loadupd128_mask.
4100 (_mm_maskz_loadu_pd): Likewise.
4101 (_mm256_mask_storeu_pd): Pass double * to
4102 __builtin_ia32_storeupd256_mask.
4103 (_mm_mask_storeu_pd): Pass double * to
4104 __builtin_ia32_storeupd128_mask.
4105 (_mm256_mask_loadu_ps): Pass const float * to
4106 __builtin_ia32_loadups256_mask.
4107 (_mm256_maskz_loadu_ps): Likewise.
4108 (_mm_mask_loadu_ps): Pass const float * to
4109 __builtin_ia32_loadups128_mask.
4110 (_mm_maskz_loadu_ps): Likewise.
4111 (_mm256_mask_storeu_ps): Pass float * to
4112 __builtin_ia32_storeups256_mask.
4113 (_mm_mask_storeu_ps): ass float * to
4114 __builtin_ia32_storeups128_mask.
4115 (_mm256_mask_loadu_epi64): Pass const long long * to
4116 __builtin_ia32_loaddqudi256_mask.
4117 (_mm256_maskz_loadu_epi64): Likewise.
4118 (_mm_mask_loadu_epi64): Pass const long long * to
4119 __builtin_ia32_loaddqudi128_mask.
4120 (_mm_maskz_loadu_epi64): Likewise.
4121 (_mm256_mask_storeu_epi64): Pass long long * to
4122 __builtin_ia32_storedqudi256_mask.
4123 (_mm_mask_storeu_epi64): Pass long long * to
4124 __builtin_ia32_storedqudi128_mask.
4125 (_mm256_mask_loadu_epi32): Pass const int * to
4126 __builtin_ia32_loaddqusi256_mask.
4127 (_mm256_maskz_loadu_epi32): Likewise.
4128 (_mm_mask_loadu_epi32): Pass const int * to
4129 __builtin_ia32_loaddqusi128_mask.
4130 (_mm_maskz_loadu_epi32): Likewise.
4131 (_mm256_mask_storeu_epi32): Pass int * to
4132 __builtin_ia32_storedqusi256_mask.
4133 (_mm_mask_storeu_epi32): Pass int * to
4134 __builtin_ia32_storedqusi128_mask.
4135 * config/i386/i386-builtin-types.def (PCSHORT): New.
4137 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4138 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4139 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4140 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4141 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4142 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4143 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4144 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4145 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4146 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4147 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4148 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4149 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4150 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4151 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4152 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4153 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4154 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4155 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4156 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4157 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4158 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4159 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4160 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4161 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4162 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4163 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4164 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4165 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4166 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4167 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4168 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4169 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4170 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4171 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4172 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4173 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4174 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4175 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4176 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4177 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4178 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4179 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4180 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4181 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4182 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4183 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4184 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4185 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4187 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4188 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4190 (ix86_expand_vector_move_misalign): Likewise.
4191 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4192 to scalar function prototype for unaligned load/store builtins.
4193 (ix86_expand_special_args_builtin): Updated.
4194 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4195 (UNSPEC_STOREU): Likewise.
4196 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4197 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4198 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4199 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4200 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4201 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4202 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4203 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4204 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4205 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4206 (<avx512>_storedqu<mode>_mask): Likewise.
4207 (*sse4_2_pcmpestr_unaligned): Likewise.
4208 (*sse4_2_pcmpistr_unaligned): Likewise.
4209 (*mov<mode>_internal): Renamed to ...
4210 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4211 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4212 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4213 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4215 2016-04-19 Richard Biener <rguenther@suse.de>
4217 PR tree-optimization/70171
4218 * tree-ssa-phiprop.c: Include stor-layout.h.
4219 (phiprop_insert_phi): Handle the aggregate copy case.
4220 (propagate_with_phi): Likewise.
4222 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4224 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4225 instead of simplify_gen_subreg (... , 0).
4226 (ix86_delegitimize_address): Ditto.
4227 (ix86_split_divmod): Ditto.
4228 (ix86_split_copysign_const): Ditto.
4229 (ix86_split_copysign_var): Ditto.
4230 (ix86_expand_args_builtin): Ditto.
4231 (ix86_expand_round_builtin): Ditto.
4232 (ix86_expand_special_args_builtin): Ditto.
4233 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4234 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4235 (udivmodqi4): Ditto.
4236 (absneg splitters): Ditto.
4237 (*jcc_bt<mode>_1): Ditto.
4239 2016-04-19 Richard Biener <rguenther@suse.de>
4241 PR tree-optimization/70724
4242 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4243 restoring out from ...
4244 (free_scc_vn): ... here.
4245 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4246 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4248 (pass_fre::execute): Restore SSA info.
4250 2016-04-19 Richard Biener <rguenther@suse.de>
4252 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4253 * gimple-walk.c (walk_gimple_op): Initialize it.
4254 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4255 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4256 remapping SSA names of defs.
4257 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4260 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4263 * lra-constraints.c (equiv_substition_p): New.
4264 (process_alt_operands): Use it.
4265 (swap_operands): Swap it.
4266 (curr_insn_transform): Update it.
4268 2016-04-18 Michael Matz <matz@suse.de>
4270 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4271 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4272 * tree-core.h (tree_type_common.align): Use bit-field.
4273 (tree_type_common.spare): New.
4274 (tree_decl_common.off_align): Make smaller.
4275 (tree_decl_common.align): Use bit-field.
4277 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4278 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4279 (scan_sharing_clauses): Ditto.
4280 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4281 (omp_finish_file): Ditto.
4282 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4283 (layout_decl): Ditto.
4284 (relayout_decl): Ditto.
4285 (finalize_record_size): Use SET_TYPE_ALIGN.
4286 (finalize_type_size): Ditto.
4287 (finish_builtin_struct): Ditto.
4288 (layout_type): Ditto.
4289 (initialize_sizetypes): Ditto.
4290 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4291 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4292 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4293 (get_chain_field): Ditto.
4294 (get_trampoline_type): Ditto.
4295 (get_nl_goto_field): Ditto.
4296 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4298 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4299 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4300 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4301 (build_qualified_type): Use SET_TYPE_ALIGN.
4302 (build_aligned_type, build_range_type_1): Ditto.
4303 (build_atomic_base): Ditto.
4304 (build_common_tree_nodes): Ditto.
4305 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4306 (expand_one_stack_var_at): Ditto.
4307 * coverage.c (build_var): Use SET_DECL_ALIGN.
4308 * except.c (init_eh): Ditto.
4309 * function.c (assign_parm_setup_block): Ditto.
4310 * symtab.c (increase_alignment_1): Ditto.
4311 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4312 * tree-vect-stmts.c (ensure_base_align): Ditto.
4313 * varasm.c (align_variable): Ditto.
4314 (assemble_variable): Ditto.
4315 (build_constant_desc): Ditto.
4316 (output_constant_def_contents): Ditto.
4318 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4319 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4320 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4321 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4322 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4324 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4327 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4328 replace %vmovsd with "%vmovq".
4329 (vec_concatv2df): Likewise.
4331 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4333 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4334 (*vec_extractv2si_0): Ditto.
4335 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4336 (zero_extended_scalar_load_operand splitters): Ditto.
4337 (vec_extract splitters): Ditto.
4338 (*vec_extractv4si_0_zext): Ditto.
4339 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4341 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4342 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4343 (*sse4_1_extractps): Use lowpart_subreg.
4344 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4346 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4348 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4350 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4351 Mention Solaris 11 packaging changes.
4352 Update gas and gld requirements.
4353 Remove reference to pre-Solaris 10 bug.
4354 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4356 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4359 2016-04-17 Jan Hubicka <jh@suse.cz>
4361 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4362 max_loop_iterations_int.
4364 2016-04-18 Richard Biener <rguenther@suse.de>
4366 PR tree-optimization/43434
4367 * tree-ssa-structalias.c (struct vls_data): New.
4368 (visit_loadstore): Handle all pointer-based accesses.
4369 (compute_dependence_clique): Compute a bitmap of restrict tags
4370 assigned bases and pass it to visit_loadstore.
4372 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4375 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4376 armv8.1-a and armv8.1-a+crc.
4378 2016-04-18 Richard Biener <rguenther@suse.de>
4380 PR tree-optimization/70701
4381 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4382 references after translating through a memcpy.
4384 2016-04-18 Richard Biener <rguenther@suse.de>
4386 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4387 (compute_antic): ... here. For partial antic use regular
4388 postorder and scrap iteration.
4389 (compute_partial_antic_aux): Remove unused return value.
4390 (init_pre): Do not allocate postorder.
4391 (fini_pre): Do not free postorder.
4393 2016-04-18 Richard Biener <rguenther@suse.de>
4396 * expmed.c (extract_bit_field_1): Remove broken case
4397 using a wider MODE_INT mode.
4399 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4401 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4402 unless compiling with at least GCC-4.8.
4404 2016-04-17 Jan Hubicka <jh@suse.cz>
4407 * graphite.c (graphite_finalize): Update call to
4408 tree_estimate_probability.
4409 * predict.h (tree_estimate_probability): Update prototype.
4411 2016-04-17 Jan Hubicka <jh@suse.cz>
4413 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4414 (tree_estimate_probability): Likewise.
4415 (pass_profile::execute): Update.
4416 (report_predictor_hitrates): New function.
4417 * profile.c (compute_branch_probabilities): Use it.
4418 * predict.h (report_predictor_hitrates): Declare.
4420 2016-04-17 Jan Hubicka <jh@suse.cz>
4423 * cgraph.h (cgraph_node::set_const_flag,
4424 cgraph_node::set_pure_flag): Update prototype to return bool;
4426 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4427 of interposable symbol are interposable, too.
4428 (cgraph_set_const_flag_1): Rename to ...
4429 (set_const_flag_1): ... this one; change to self recursive function
4430 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4431 clearnig the flag in all variants and also virtual thunks of const
4432 functions are pure; track if any change was done.
4433 (cgraph_node::set_const_flag): Update.
4434 (struct set_pure_flag_info): New struct.
4435 (cgraph_set_pure_flag_1): Rename to ...
4436 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4437 rather than pointer encoded flags; track if any changes was done;
4438 handle correctly clearning flag and setting flag of aliases already
4440 (cgraph_node::set_pure_flag): Update.
4441 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4443 2016-04-17 Tom de Vries <tom@codesourcery.com>
4446 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4449 2016-04-17 Tom de Vries <tom@codesourcery.com>
4451 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4452 '{}<> ' as escape-for-record.
4454 2016-04-17 Tom de Vries <tom@codesourcery.com>
4456 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4459 2016-04-17 Tom de Vries <tom@codesourcery.com>
4462 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4463 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4464 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4465 * passes.c (finish_optimization_passes): Only call
4466 finish_graph_dump_file if dfi->graph_dump_initialized.
4467 (execute_function_dump, pass_init_dump_file): Use
4468 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4470 2016-04-17 Tom de Vries <tom@codesourcery.com>
4472 PR tree-optimization/70256
4473 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4474 (debug_varmap): New function.
4476 2016-04-17 Tom de Vries <tom@codesourcery.com>
4479 * passes.c (pass_manager::register_pass): Propagate pflags.
4481 2016-04-17 Tom de Vries <tom@codesourcery.com>
4484 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4485 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4486 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4487 check if it's equal to p_start.
4488 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4490 2016-04-15 Jan Hubicka <jh@suse.cz>
4493 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4494 function does not bind to current def.
4495 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4496 handle conservatively calls to functions that does not need to bind
4498 (check_call): Update call of worse_state.
4499 (ignore_edge_for_nothrow): Update.
4500 (ignore_edge_for_pure_const): Likewise.
4501 (propagate_pure_const): Update calls to worse_state.
4502 (skip_function_for_local_pure_const): Reformat comments.
4504 2016-04-15 Jan Hubicka <jh@suse.cz>
4507 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4508 (cgraph_node::function_symbol): Likewise.
4509 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4510 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4511 (symtab_node::ultimate_alias_target): Add REF parameter.
4512 (symtab_node::binds_to_current_def_p): Declare.
4513 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4514 (cgraph_node::function_symbol): Likewise.
4515 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4516 (cgraph_node::get_availability): Likewise.
4517 (cgraph_edge::binds_to_current_def_p): New inline function.
4518 (varpool_node::get_availability): Add REF parameter.
4519 (varpool_node::ultimate_alias_target): Likewise.
4520 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4521 (symtab_node::binds_to_current_def_p): Likewise.
4522 * varpool.c (varpool_node::get_availability): Likewise.
4524 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4527 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4528 Fix mode size check.
4530 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4532 * BASE-VER: Set to 7.0.0.
4534 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4536 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4538 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4540 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4541 architecture revisions.
4543 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4545 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4546 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4547 * config/i386/i386.md (stack decrement to push peepholes): Guard
4548 with !x86_using_red_zone ().
4550 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4553 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4554 to dump_generic_node.
4555 (NIY): Pass also flags to do_niy.
4557 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4559 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4560 (simd_clone_vector_of_formal_parm_types)
4561 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4562 (simd_clone_mangle, simd_clone_create)
4563 (simd_clone_adjust_return_type, create_tmp_simd_array)
4564 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4565 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4566 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4567 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4568 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4569 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4570 * omp-simd-clone.c: ... this new file.
4571 (simd_clone_vector_of_formal_parm_types): Make it static.
4572 * Makefile.in (OBJS): Add omp-simd-clone.o.
4574 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4577 * config/i386/sse.md: Use proper memory operand modifiers.
4580 2016-04-15 Richard Biener <rguenther@suse.de>
4581 Alan Modra <amodra@gmail.com>
4583 PR tree-optimization/70130
4584 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4585 when alignment stays not the same and no not use the realign
4588 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4591 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4592 direct move handlers for KFmode. Change TFmode handlers test from
4593 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4595 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4598 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4599 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4600 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4601 * tree-ssa-live.c (remove_unused_scope_block_p): When
4602 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4603 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4604 block_ultimate_origin is FUNCTION_DECL.
4605 (remove_unused_locals): If current_function_decl is
4606 polymorphic_ctor_dtor_p, pass initial true to
4607 remove_unused_scope_block_p' is_ctor_dtor_block.
4609 2016-04-14 Martin Sebor <msebor@redhat.com>
4614 * doc/extend.texi (Variable Length): Revert.
4616 2016-04-14 Marek Polacek <polacek@redhat.com>
4617 Jan Hubicka <hubicka@ucw.cz>
4620 * tree.c (verify_type): Disable the canonical type of main variant
4623 2016-04-14 Jason Merrill <jason@redhat.com>
4625 * cfgexpand.c, expr.c: Revert previous change.
4627 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4630 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4631 when building a mem ref for the incoming reduction variable.
4633 2016-04-14 Richard Biener <rguenther@suse.de>
4635 PR tree-optimization/70614
4636 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4637 loop if the evolution dropped to chrec_dont_know.
4638 (interpret_condition_phi): Likewise.
4640 2016-04-14 Richard Biener <rguenther@suse.de>
4642 PR tree-optimization/70623
4643 * tree-ssa-pre.c (changed_blocks): Make global ...
4644 (compute_antic): ... local here. Move and fix worklist
4645 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4646 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4647 worklist handling, dump when ANTIC_IN changed.
4648 (compute_partial_antic_aux): Remove worklist handling.
4649 (init_pre): Do not compute post dominators. Add a comment about
4650 the CFG order chosen.
4651 (fini_pre): Do not free post dominators.
4653 2016-04-13 Martin Sebor <msebor@redhat.com>
4658 * doc/extend.texi (Variable Length): Document C++ specifics.
4660 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4663 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4664 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4665 eh edges have been purged.
4668 * tree-sra.c (create_access_replacement,
4669 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4671 * tree-pretty-print.c (dump_fancy_name): New function.
4672 (dump_decl_name, dump_generic_node): Use it.
4674 2016-04-13 Jason Merrill <jason@redhat.com>
4676 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4677 * expr.c (expand_expr_real_1): Likewise.
4679 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4681 * config/i386/i386.md (kunpckhi): Swap operands.
4682 (kunpcksi): Likewise.
4683 (kunpckdi): Likewise.
4684 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4685 (vec_pack_trunc_<mode>): Likewise.
4687 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4690 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4693 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4694 gimplification turns some element into non-constant.
4697 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4698 * explow.c (convert_memory_address_addr_space_1): No longer static,
4699 add NO_EMIT argument and don't call convert_modes if true, pass
4700 it down recursively, remove break after return.
4701 (convert_memory_address_addr_space): Adjust caller.
4702 * simplify-rtx.c (simplify_unary_operation_1): Call
4703 convert_memory_address_addr_space_1 instead of convert_memory_address,
4704 if it returns NULL, don't simplify.
4706 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4709 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4711 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4713 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4714 Bump the upper SIMDLEN limits, so that if the return type or
4715 characteristic type if the return type is void can be passed in
4716 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4719 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4722 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4723 Do not use "=" constraint on an input constraint.
4724 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4725 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4726 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4727 generates (neg (abs ...)) instead of (abs ...).
4729 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4731 PR rtl-optimization/70596
4732 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4733 just invalidate LRA data and reset them. Adjust dump wording.
4735 2016-04-12 Martin Liska <mliska@suse.cz>
4738 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4740 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4742 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4743 max_loop_iterations_int.
4744 (tree_unswitch_outer_loop): Likewise.
4745 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4746 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4748 2016-04-12 Tom de Vries <tom@codesourcery.com>
4750 PR tree-optimization/68756
4751 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4752 instead of new_name.
4754 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4756 PR tree-optimization/70602
4757 * tree-sra.c (generate_subtree_copies): Don't write anything into
4758 constant pool decls.
4760 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4761 regardless whether there are depend clauses or not.
4763 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4766 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4767 target attribute and pragma from changing the -mfloat128
4768 and -mfloat128-hardware options.
4770 * doc/extend.texi (Additional Floating Types): Document PowerPC
4771 __float128 restrictions.
4773 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4776 * config/aarch64/driver-aarch64.c
4777 (aarch64_get_extension_string_for_isa_flags): New.
4778 (arch_extension): Rename to...
4779 (aarch64_arch_extension): ...This.
4780 (ext_to_feat_string): Rename to...
4781 (aarch64_extensions): ...This.
4782 (aarch64_core_data): Keep track of architecture extension flags.
4783 (cpu_data): Rename to...
4784 (aarch64_cpu_data): ...This.
4785 (aarch64_arch_driver_info): Keep track of architecture extension
4787 (get_arch_name_from_id): Rename to...
4788 (get_arch_from_id): ...This, change return type.
4789 (host_detect_local_cpu): Update and reformat for renames, handle
4790 extensions through common infrastructure.
4792 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4795 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4796 track of a canonical flag name.
4797 (all_extensions): Likewise.
4798 (arch_to_arch_name): Also track extension flags enabled by the arch.
4799 (all_architectures): Likewise.
4800 (aarch64_parse_extension): Move to here.
4801 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4803 (aarch64_rewrite_selected_cpu): Update for above change.
4804 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4805 are handled, such that the single explicit value enabled by an
4806 extension is kept seperate from the implicit values it also enables.
4807 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4809 (aarch64_parse_extension): New.
4810 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4811 here to config/aarch64/aarch64-protos.h.
4812 (aarch64_parse_extension): Move from here to
4813 common/config/aarch64/aarch64-common.c.
4814 (aarch64_option_print): Update.
4815 (aarch64_declare_function_name): Likewise.
4816 (aarch64_start_file): Likewise.
4817 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4818 the canonical flag for extensions.
4819 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4822 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4824 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4827 2016-04-09 Tom de Vries <tom@codesourcery.com>
4829 PR tree-optimization/68953
4830 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4831 first to last subscript.
4833 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4835 PR tree-optimization/70586
4836 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4839 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4843 PR tree-optimization/70373
4847 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4848 clauses for acc parallel reductions as necessary. Error on those
4850 * omp-low.c (scan_sharing_clauses): Don't install variables which
4851 are used in acc parallel reductions.
4852 (lower_rec_input_clauses): Remove dead code.
4853 (lower_oacc_reductions): Add support for reference reductions.
4854 (lower_reduction_clauses): Remove dead code.
4855 (lower_omp_target): Don't remap variables appearing in acc parallel
4857 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4859 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4862 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4863 with multiple SSA_NAME defs, force the outputs other than first
4864 to be live before calling live_track_process_def on each output.
4866 PR rtl-optimization/70574
4867 * fwprop.c (forward_propagate_and_simplify): Don't add
4868 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4869 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4870 paradoxical subregs within *loc.
4872 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4874 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4875 -ftree-parallelize-loops={0,1}.
4876 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4877 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4878 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4879 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4880 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4882 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4885 * asan.c (instrument_derefs): If we get unknown location, extract it
4887 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4889 2016-04-08 Tom de Vries <tom@codesourcery.com>
4891 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4892 implicit firstprivate clause.
4894 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4897 * config/arm/thumb2.md (tst + branch-> lsls + branch
4898 peephole below *orsi_not_shiftsi_si): Require that condition
4899 register is dead after the peephole.
4900 (second peephole after the above): Likewise.
4902 2016-04-08 Alan Modra <amodra@gmail.com>
4905 * builtins.c (fold_builtin_classify): For IBM extended precision,
4906 look at just the high-order double to test for NaN.
4907 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4908 test just the high double for Inf but both doubles for subnormal
4911 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4913 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4914 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4915 node->simdclone->mask_mode != VOIDmode masks.
4916 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4917 earlier, use it instead of node->simdclone.
4918 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4919 Set clonei->mask_mode.
4921 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4924 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4925 Pass it through to cp_parser_already_scoped_statement.
4926 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4927 it through to cp_parser_statement.
4928 (cp_parser_statement): Pass IF_P through to
4929 cp_parser_iteration_statement.
4930 (cp_parser_pragma): Adjust call to
4931 cp_parser_iteration_statement.
4933 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4936 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4937 resolve a future -Wparentheses warning.
4938 * omp-low.c (scan_sharing_clauses): Likewise.
4939 * tree-parloops.c (eliminate_local_variables): Likewise.
4941 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4943 PR rtl-optimization/70398
4944 * lra-constraints.c (process_address_1): Check zero scale and code
4945 for reloading with zero scale.
4947 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4949 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4950 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4952 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4954 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4955 Add support for AVX512F clones, include them by default for
4956 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4957 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4961 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4962 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4963 firstprivate clauses.
4964 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4965 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4966 (lower_omp_target): Set TREE_NO_WARNING for
4967 non-addressable possibly uninitialized vars which are copied into
4968 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4970 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4972 * config/pa/predicates.md (integer_store_memory_operand): Accept
4973 REG+D operands with a large offset when reload_in_progress is true.
4974 (floating_point_store_memory_operand): Likewise.
4976 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4979 * match.pd (nested int casts): Limit to GIMPLE.
4981 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
4984 * ipa-devirt.c (maybe_record_node): Fix comment; use
4985 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
4987 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4989 PR rtl-optimization/70542
4990 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
4991 if there are any uses other than insn or debug insns.
4993 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
4994 Jakub Jelinek <jakub@redhat.com>
4996 PR tree-optimization/70509
4997 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
4998 Shift HOST_WIDE_INT_1U instead of 1.
5000 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5002 PR tree-optimization/70509
5003 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5004 of the vector base type for index.
5006 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5009 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5011 2016-04-05 Richard Biener <rguenther@suse.de>
5013 PR tree-optimization/70526
5014 * tree-sra.c (build_ref_for_offset): Use prev_base to
5015 extract the alias pointer type.
5017 2016-04-05 Richard Biener <rguenther@suse.de>
5019 * dse.c (struct store_info): Remove alias_set member.
5020 (struct read_info_type): Likewise.
5021 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5022 spill_deleted, clear_alias_set_lookup): Remove.
5023 (get_group_info): Remove dead base == NULL_RTX case.
5024 (dse_step0): Remove initialization of removed variables.
5025 (delete_dead_store_insn): Reomve alias set dumping.
5026 (free_read_records): Remove alias_set handling.
5027 (canon_address): Remove alias_set_out parameter.
5028 (record_store): Remove spill_alias_set, it's always zero.
5029 (check_mem_read_rtx): Likewise.
5030 (dse_step2): Rename from ...
5031 (dse_step2_nospill): ... this. Adjust.
5032 (scan_stores): Rename from ...
5033 (scan_stores_nospill): ... this.
5034 (scan_reads): Rename from ...
5035 (scan_reads_nospill): ... this.
5036 (scan_stores_spill, scan_reads_spill): Remove.
5037 (dse_step3_scan): Remove for_spills argument which is always false.
5038 (dse_step3): Likewise.
5039 (dse_step5): Rename from ...
5040 (dse_step5_nospill): ... this. Remove alias_set handling.
5041 (rest_of_handle_dse): Adjust.
5043 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5046 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5047 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5048 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5049 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5051 2016-04-05 Richard Biener <rguenther@suse.de>
5054 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5055 non-register type temporaries into SSA.
5057 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5060 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5061 calls when sanitizing.
5062 (possible_polymorphic_call_target_p): Fix formatting.
5064 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5065 Jakub Jelinek <jakub@redhat.com>
5068 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5069 to ensure a call statement is compatible with a built-in's
5071 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5074 2016-04-04 Richard Biener <rguenther@suse.de>
5076 PR rtl-optimization/70484
5077 * rtl.h (canon_output_dependence): Declare.
5078 * alias.c (canon_output_dependence): New function.
5079 * dse.c (record_store): Use canon_output_dependence rather
5080 than canon_true_dependence.
5082 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5085 * cgraph.h (symtab_node::copy_visibility_from): New function.
5086 * symtab.c (symtab_node::copy_visibility_from): New function.
5087 * ipa-visibility.c (optimize_weakref): New function.
5088 (function_and_variable_visibility): Use it.
5090 2016-04-04 Martin Liska <mliska@suse.cz>
5093 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5094 value that is really in range handled by SBR instruction.
5095 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5096 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5097 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5099 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5103 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5104 set, but not for SP_REG operands.
5106 2016-04-02 Martin Sebor <msebor@redhat.com>
5109 * fold-const.c (maybe_nonzero_address): New function.
5110 (fold_comparison): Call it. Fold equality and relational
5111 expressions involving null pointers.
5112 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5114 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5116 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5117 the "Y" constraint (scalar FP 0.0 immediate).
5119 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5120 Add the "const_double" to the list of operand constraints.
5122 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5124 PR rtl-optimization/70467
5125 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5126 If low word of the last operand is 0, just emit addition/subtraction
5129 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5132 * config/s390/s390.c (s390_expand_insv): Check for everything
5133 constant instead of just VOIDmode stuff.
5135 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5138 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5140 2016-04-01 Nathan Sidwell <nathan@acm.org>
5142 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5144 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5146 PR rtl-optimization/70461
5147 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5150 2016-03-31 Martin Liska <mliska@suse.cz>
5153 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5154 a tree value or an immediate integer value to a buffer
5155 that is eventually copied to a BRIG section.
5156 (emit_immediate_operand): Call the function here.
5157 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5158 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5159 of class' fields that are removed.
5160 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5161 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5162 m_brig_repr_size fields.
5164 2016-03-31 Martin Liska <mliska@suse.cz>
5167 * hsa-gen.c (hsa_function_representation::update_dominance): New
5169 (convert_addr_to_flat_segment): Likewise.
5170 (gen_hsa_memory_set): New alignment argument.
5171 (gen_hsa_ctor_assignment): Likewise.
5172 (gen_hsa_insns_for_single_assignment): Provide alignment
5173 to gen_hsa_ctor_assignment.
5174 (gen_hsa_insns_for_direct_call): Add new argument.
5175 (expand_lhs_of_string_op): New function.
5176 (expand_string_operation_builtin): Likewise.
5177 (expand_memory_copy): New function.
5178 (expand_memory_set): New function.
5179 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5180 (convert_switch_statements): Change signature.
5181 (generate_hsa): Use a return value of the function.
5182 (pass_gen_hsail::execute): Do not call
5183 convert_switch_statements here.
5184 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5185 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5186 (hsa_function_representation::update_dominance): New function.
5188 2016-03-31 Martin Liska <mliska@suse.cz>
5191 * hsa-brig.c (emit_directive_variable): Emit alignment
5192 according to hsa_symbol::m_align.
5193 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5194 (dump_hsa_symbol): Dump alignment of HSA symbols.
5195 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5196 (gen_hsa_addr_with_align): New function.
5197 (hsa_bitmemref_alignment): Use newly added function.
5198 (gen_hsa_insns_for_load): Likewise.
5199 (gen_hsa_insns_for_store): Likewise.
5200 (gen_hsa_memory_copy): New argument added.
5201 (gen_hsa_insns_for_single_assignment): Respect
5202 alignment for assignments processed via gen_hsa_memory_copy.
5203 (gen_hsa_insns_for_direct_call): Likewise.
5204 (gen_hsa_insns_for_return): Likewise.
5205 (gen_function_def_parameters): Set default alignment.
5206 * hsa.c (hsa_object_alignment): New function.
5207 (hsa_byte_alignment): Pasted function.
5208 * hsa.h (hsa_symbol::m_align): New field.
5210 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5212 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5213 scratch field for goto case.
5215 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5217 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5219 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5222 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5223 (scalar_chain::convert_insn): Call convert_op for reg
5224 moves to handle undefined registers.
5226 2016-03-31 Nathan Sidwell <nathan@acm.org>
5229 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5230 Assert we don't want to move backwards.
5232 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5235 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5237 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5239 PR rtl-optimization/70460
5240 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5241 with operand from REG_LABEL_OPERAND, instead substitute
5242 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5243 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5245 2016-03-31 Martin Liska <mliska@suse.cz>
5247 * passes.c (execute_one_pass): Do not call
5248 todo_after for a discarded function.
5250 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5252 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5253 (no_cost, infinite_cost): Initialize the new field.
5254 (get_computation_cost_at): Record setup cost.
5255 (determine_use_iv_cost_address): Skip cost computation for sub
5256 uses if we can estimate it without losing accuracy.
5258 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5260 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5262 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5263 max_loop_iterations_int.
5264 (tree_unswitch_outer_loop): Likewise.
5265 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5266 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5268 2016-03-30 Richard Biener <rguenther@suse.de>
5271 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5273 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5276 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5277 in gen_blendm expander.
5279 2016-03-30 Nick Clifton <nickc@redhat.com>
5282 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5283 case where we are already provided with an SImode SUBREG.
5285 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5288 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5289 conflict between DRAP register and __builtin_eh_return.
5291 2016-03-30 Michael Matz <matz@suse.de>
5292 Richard Biener <rguenther@suse.de>
5295 * ipa-polymorphic-call.c (struct type_change_info): Change
5296 speculative to an unsigned allowing to limit the work we do.
5297 (csftc_abort_walking_p): New inline function..
5298 (check_stmt_for_type_change): Limit the number of may-defs
5299 skipped for speculative devirtualization to
5300 max-speculative-devirt-maydefs.
5301 * params.def (max-speculative-devirt-maydefs): New param.
5302 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5304 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5307 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5310 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5312 PR tree-optimization/59124
5313 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5314 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5316 2016-03-29 Jeff Law <law@redhat.com>
5318 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5320 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5322 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5325 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5327 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5328 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5329 gcrt0.o if linking dynamically.
5331 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5334 * ipa-devirt.c (methods_equal_p): New function.
5335 (compare_virtual_tables): Use it.
5336 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5337 * cgraphclones.c (clone_function_name_1): Use
5338 symbol_table::symbol_suffix_separator.
5339 * coverage.c (build_var): Likewise.
5340 * symtab.c (symbol_table::symbol_suffix_separator): New.
5342 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5344 PR rtl-optimization/70429
5345 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5346 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5347 mode != result_mode.
5350 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5352 PR tree-optimization/70405
5353 * ssa-iterators.h (num_imm_uses): Add missing braces.
5355 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5357 PR rtl-optimization/68695
5358 * ira-color.c (allocno_copy_cost_saving): New.
5359 (improve_allocation): Use it.
5361 2016-03-29 Richard Henderson <rth@redhat.com>
5364 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5366 2016-03-29 Richard Biener <rguenther@suse.de>
5369 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5370 use alignment returned by get_pointer_alignment_1 if it is
5371 bigger than BITS_PER_UNIT.
5372 * builtins.c (get_pointer_alignment_1): Do not return true
5373 for alignment extracted from SSA info.
5375 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5377 * config/ft32/ft32.opt (mnodiv): New.
5378 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5379 * doc/invoke.texi (FT32 Options -mnodiv): New.
5381 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5384 * config/i386/i386.md (define_split, andn): Fix modes.
5386 2016-03-26 Richard Biener <rguenther@suse.de>
5387 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5390 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5392 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5393 as 2nd argument to cl_optimization_restore().
5395 2016-03-25 Richard Henderson <rth@redhat.com>
5398 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5399 * config/aarch64/aarch64-protos.h: Declare it.
5400 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5402 2016-03-25 Alan Modra <amodra@gmail.com>
5405 * config/rs6000/constraints.md (j): Simplify.
5406 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5408 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5409 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5410 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5411 in all constraint alternatives.
5412 (movtd_64bit_nodm): Delete "j" constraint alternative.
5414 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5416 * tree-ssa-propagate.c: Enhance docs for
5417 SSA_PROP_NOT_INTERESTING.
5419 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5421 * doc/extend.texi: Fix typo in documentation to pure attribute.
5423 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5426 * config/pa/pa.md (bswapdi2): Use a scratch register.
5428 2016-03-24 Richard Henderson <rth@redhat.com>
5431 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5434 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5436 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5437 using ix86_expand_binary_operator instead of gen_andsi3.
5439 2016-03-24 Richard Biener <rguenther@suse.de>
5441 PR tree-optimization/70396
5442 * tree-vect-stmts.c (vectorizable_comparison): Use
5443 get_vectype_for_scalar_type.
5445 2016-03-24 Richard Biener <rguenther@suse.de>
5448 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5449 with register bases.
5451 2016-03-24 Richard Biener <rguenther@suse.de>
5453 PR tree-optimization/70372
5454 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5455 build_all_ones_cst to also handle vector types correctly.
5457 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5460 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5463 2016-03-23 Marek Polacek <polacek@redhat.com>
5466 * doc/invoke.texi: Document -Wignored-attributes.
5468 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5470 PR tree-optimization/69042
5471 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5472 parameter from 30 to 40.
5474 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5476 PR tree-optimization/69042
5477 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5478 for use with constant offset stripped in base.
5480 2016-03-23 Richard Biener <rguenther@suse.de>
5483 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5484 mode compatibility check.
5485 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5487 2016-03-23 Jeff Law <law@redhat.com>
5489 PR tree-optimization/64058
5490 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5492 (struct ssa_conflicts): Move up earlier in the file.
5493 (conflicts_, var_map_): New static variables.
5494 (initialize_conflict_count): New function to initialize the
5495 CONFLICT_COUNT field for each conflict pair.
5496 (compare_pairs): Lazily initialize the conflict count and use it
5497 as the first tie-breaker.
5498 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5499 and wipe conflicts_ and map_ around the call to qsort. Remove
5500 special case for 2 coalesce pairs.
5501 * bitmap.c (bitmap_count_unique_bits): New function.
5502 (bitmap_count_bits_in_word): New function, extracted from
5504 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5505 * bitmap.h (bitmap_count_unique_bits): Declare it.
5507 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5510 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5511 transparent alias chain for decl assembler name.
5512 * config/sol2.c (solaris_assemble_visibility): Likewise.
5514 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5516 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5518 (v10_fdivs): Likewise.
5519 (v10_fdivd): Likewise.
5521 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5524 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5525 to not call fclose twice on file.
5527 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5529 PR tree-optimization/70354
5530 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5531 oprnd0 is wider than oprnd1 and there is a cast from the wider
5532 type to oprnd1, mask it with the mask of the narrower type.
5535 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5536 Optimize TARGET_STV splitters, if high or low word of last argument
5539 2016-03-22 Jeff Law <law@redhat.com>
5542 tree-ssa-threadbackward.c
5543 (fsm_find_control_statement_thread_paths): Correctly distinguish
5544 between old style jump threads vs FSM jump threads.
5546 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5549 * config/i386/i386.c (scalar_chain::convert_op): Support
5550 uninitialized register usage case.
5552 2016-03-22 Richard Biener <rguenther@suse.de>
5555 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5557 (capture::gen_transform): ... to change behavior when substituting
5558 a condition into cond or not-cond expr context.
5559 (dt_simplify::gen_1): Adjust.
5560 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5561 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5562 last change and instead change to
5563 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5564 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5566 2016-03-22 Anthony Green <green@moxielogic.com>
5568 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5569 issue for moxiebox targets.
5570 (CC1PLUS_SPEC): Ditto.
5572 2016-03-22 Richard Biener <rguenther@suse.de>
5575 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5578 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5580 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5582 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5585 * config/i386/i386.c (def_builtin): Handle
5586 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5588 (const struct builtin_description bdesc_special_args[]):
5589 Remove duplicate ISA bits.
5591 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5594 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5595 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5596 in a way that works also for AVX512BW.
5599 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5600 instead of source if operands[1] is xmm16 and above and
5601 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5602 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5605 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5606 on assign if (*from_p) is a comparison, set it to
5607 TREE_NO_WARNING (*from_p).
5609 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5612 * lra.c (restore_scratches): Ignore deleted insns.
5614 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5615 Jakub Jelinek <jakub@redhat.com>
5617 PR tree-optimization/70317
5618 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5621 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5624 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5625 of ix86_expand_move.
5627 (movti): Use general_operand for operand 1 predicate.
5629 2016-03-21 Martin Liska <mliska@suse.cz>
5631 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5633 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5635 2016-03-21 Martin Liska <mliska@suse.cz>
5638 * ipa-icf.c (sem_function::parse): Skip static
5639 constructors and destructors.
5641 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5644 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5645 function-like macro, peek following token(s) if it is followed
5646 by CPP_OPEN_PAREN token with optional padding in between, and
5647 if not, don't treat it like a macro.
5649 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5650 Alexander Monakov <amonakov@ispras.ru>
5652 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5653 for the stabs debug format.
5655 2016-03-21 Richard Biener <rguenther@suse.de>
5657 PR tree-optimization/70310
5658 * tree-vect-generic.c (expand_vector_condition): Fold the built
5661 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5664 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5665 Block third alternative for AVX-512VL target,
5667 2016-03-21 Martin Liska <mliska@suse.cz>
5670 * hsa-brig.c (emit_function_directives): Mark unemitted
5671 global variables for emission.
5672 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5673 (get_symbol_for_decl): Likewise.
5674 * hsa.h (struct hsa_symbol): New flag.
5676 2016-03-21 Richard Biener <rguenther@suse.de>
5678 PR tree-optimization/70288
5679 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5680 we do not estimate unsimplified all-constant conditionals or
5681 switches as optimized away.
5683 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5685 PR rtl-optimization/69102
5686 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5687 when we have a readonly dependency context.
5689 2016-03-18 Jeff Law <law@redhat.com>
5691 PR rtl-optimization/70263
5692 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5693 (update_equiv_regs): When trying to move a store to after the insn
5694 that sets the source of the store, make sure the store occurs after
5695 the insn that sets the source of the store. When successful note
5696 the REG_EQUIV note created in the dump file.
5698 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5699 Bernd Schmidt <bschmidt@redhat.com>
5701 * doc/extend.texi: Document more potential problems with basic asms.
5703 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5705 PR rtl-optimization/70278
5706 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5709 2016-03-18 Jason Merrill <jason@redhat.com>
5711 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5713 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5715 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5716 values to 128b regs.
5718 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5720 PR tree-optimization/70252
5721 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5722 boolean vector has a proper number of elements.
5723 (supportable_narrowing_operation): Likewise.
5725 2016-03-18 Tom de Vries <tom@codesourcery.com>
5728 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5730 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5732 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5733 instead of replace_rtx for DEBUG_INSNs.
5735 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5737 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5738 load type reservations.
5740 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5743 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5744 define_constraint for "Q" and "T" constraints.
5746 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5748 Tweak the pipeline model for Exynos M1
5750 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5753 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5756 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5757 where one or both locations aren't within a line_map.
5759 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5762 * opts.c (finish_options): Don't set flag_pie to the default if
5763 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5766 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5768 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5769 true as ALL_REGS argument to replace_rtx.
5771 2016-03-17 Richard Biener <rguenther@suse.de>
5774 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5777 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5780 * rtl.h (replace_rtx): Add ALL_REGS argument.
5781 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5782 equality and assert mode is the same, instead of just rtx pointer
5784 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5785 true as ALL_REGS argument to replace_rtx.
5787 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5789 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5790 for boolean vector with vector mode only.
5791 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5793 2016-03-17 Nick Clifton <nickc@redhat.com>
5796 * config/rx/rx.c (rx_print_integer): Print negative constants in
5799 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5802 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5804 2016-03-16 Richard Henderson <rth@redhat.com>
5805 Richard Biener <rguenth@suse.de>
5810 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5811 first operand as is_gimple_condexpr.
5816 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5817 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5818 Do not gimplify the result.
5819 (do_unop): Adjust call to tree_vec_extract.
5820 (do_binop): Likewise.
5821 (do_compare): Likewise.
5822 (do_plus_minus): Likewise.
5823 (do_negate): Likewise.
5824 (expand_vector_condition): Likewise.
5825 (do_cond): Likewise.
5827 2016-03-16 Richard Henderson <rth@redhat.com>
5830 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5831 (aarch64_classify_address): Use it.
5832 (aarch64_legitimize_address): Force all subexpressions of PLUS
5833 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5835 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5836 Richard Biener <rguenth@suse.de>
5839 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5840 return to even if only REGNO is equal, and assert
5843 2016-03-11 Jeff Law <law@redhat.com>
5845 PR rtl-optimization/70224
5846 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5848 2016-03-16 Richard Henderson <rth@redhat.com>
5851 * function.h (struct function): Add has_forced_label_in_static.
5852 * gimplify.c (force_labels_r): Set it.
5853 * lto-streamer-in.c (input_struct_function_base): Read it.
5854 * lto-streamer-out.c (output_struct_function_base): Write it.
5855 * tree-inline.c (has_label_address_in_static_1): Remove.
5856 (copy_forbidden): Remove fndecl parameter; test
5857 has_forced_label_in_static.
5858 (inline_forbidden_p): Update call to copy_forbidden.
5859 (tree_versionable_function_p): Likewise.
5860 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5861 (chkp_versioning): Likewise.
5862 * tree-inline.h (copy_forbidden): Update decl.
5864 2016-03-16 Marek Polacek <polacek@redhat.com>
5867 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5868 function being thunked if the result type doesn't have fixed size.
5869 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5870 doesn't have fixed size.
5872 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5874 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5875 reporting malformed loop nest.
5877 2016-03-16 Tom de Vries <tom@codesourcery.com>
5880 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5881 nodes.length () == 1 test to before first nodes[0] access.
5883 2016-03-16 Tom de Vries <tom@codesourcery.com>
5885 PR tree-optimization/68715
5886 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5889 2016-03-16 Tom de Vries <tom@codesourcery.com>
5891 PR tree-optimization/68809
5892 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5895 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5896 Sandra Loosemore <sandra@codesourcery.com>
5898 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5899 on leaf attribute. Mention ELF interposition problems.
5901 2016-03-16 Alan Modra <amodra@gmail.com>
5903 PR rtl-optimization/69195
5904 PR rtl-optimization/47992
5905 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5908 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5911 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5913 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5915 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5917 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5919 PR rtl-optimization/70222
5920 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5921 optimization if mode is different from result_mode, queue up masking
5922 of the result in outer_op. Formatting fix.
5925 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5928 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5930 PR rtl-optimization/69032
5931 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5932 looping backwards over basic block insns.
5934 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5937 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5938 to non-speculative when propagating trap bits.
5940 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5942 PR rtl-optimization/63384
5943 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5946 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5949 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5950 factored out from ...
5951 (sched_analyze_insn): ... here.
5952 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5953 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5954 get_implicit_reg_pending_clobbers in it.
5955 (setup_id_reg_sets): Use setup_id_implicit_regs.
5956 (deps_init_id): Ditto.
5958 2016-03-15 Tom de Vries <tom@codesourcery.com>
5961 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5963 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5964 execute_function_dump.
5965 (execute_one_pass): Don't dump function if it will be dumped after ipa
5968 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5970 * genrecog.c (match_pattern_2): If pred is NULL don't call
5971 safe_predicate_mode on it.
5973 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5976 * lra-constraints.c (delete_move_and_clobber): Change assertion
5977 to also allow dregno == 0.
5979 2016-03-14 Richard Henderson <rth@redhat.com>
5982 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5983 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
5984 (reassociate_bb): Use optimize_vec_cond_expr; avoid
5985 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
5988 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
5991 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
5993 (lra_create_live_ranges_1): initialize hard register biggest_mode to
5995 * lra-constraints.c (split_reg): For hard regs, try to find the
5996 biggest single-register mode used in the function.
5998 2016-03-14 Richard Biener <rguenther@suse.de>
6000 PR tree-optimization/56365
6001 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6002 constants to compare against.
6004 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6007 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6008 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6009 (define_split for the GPR case): Use int_reg_operand instead of
6010 gpc_reg_operand for the output.
6012 2016-03-14 Tom de Vries <tom@codesourcery.com>
6014 PR tree-optimization/70045
6015 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6016 create_empty_if_region_on_edge argument.
6018 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6020 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6021 (STACK_CHECK_PROTECT): Likewise.
6022 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6023 (STACK_CHECK_PROTECT): Likewise.
6024 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6025 (STACK_CHECK_PROTECT): Likewise.
6026 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6027 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6028 (STACK_CHECK_PROTECT): Likewise.
6030 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6032 PR rtl-optimization/69307
6033 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6034 registers in modes that span more than one register.
6036 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6039 * lra-constraints.c (delete_move_and_clobber): New.
6040 (remove_inheritance_pseudos): Use it.
6042 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6045 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6046 the libcall is LCT_THROW.
6047 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6048 for the checking routine.
6050 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6053 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6054 optimization if we have direct move.
6055 (roundu32<mode>2_fprs): Likewise.
6057 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6060 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6062 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6063 Arguments swapped. All callers changed. Take reg_renumber into
6064 account, and Calculate and compare register ranges for hard regs.
6066 2016-03-11 Jeff Law <law@redhat.com>
6068 PR tree-optimization/70190
6069 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6070 Handle cases where we can not extract the taken edge, even though we
6071 found a constant value.
6073 PR tree-optimization/64058
6074 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6075 (num_coalesce_pairs): Move up earlier in file.
6076 (find_coalesce_pair): Initialize the INDEX field for each pair
6078 (compare_pairs): No longer sort on the elements in each pair.
6079 Instead break ties with the index of the coalesce pair.
6081 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6084 * config/aarch64/aarch64-protos.h
6085 (aarch64_save_restore_target_globals): New prototype.
6086 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6087 Call the above when popping pragma.
6088 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6090 (aarch64_set_current_function): Rewrite using the above.
6092 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6094 PR tree-optimization/70177
6095 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6096 (extract_ops_from_tree): ... this. In the 2 argument
6097 overload remove _1 suffix.
6098 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6099 (extract_ops_from_tree): ... this.
6100 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6102 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6103 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6104 extract_ops_from_tree instead of 2 operand one.
6106 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6108 PR tree-optimization/70013
6109 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6110 for constant-pool entries.
6112 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6114 PR rtl-optimization/70174
6115 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6116 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6118 PR tree-optimization/70169
6119 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6120 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6123 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6124 Jakub Jelinek <jakub@redhat.com>
6127 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6128 of uninitialized values.
6130 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6132 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6134 ("*trunctddd2"): New pattern definition.
6135 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6138 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6140 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6141 definitions for BFP and DFP rounding modes.
6142 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6143 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6144 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6145 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6148 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6150 * config/s390/constraints.md: Adjust comment.
6151 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6152 s390_decompose_addrstyle_without_index.
6153 * config/s390/predicates.md (shift_count_or_setmem_operand):
6154 Rename to setmem_operand.
6155 * config/s390/s390-protos.h
6156 (s390_decompose_shift_count): Rename to
6157 s390_decompose_addrstyle_without_index.
6158 * config/s390/s390.c (s390_decompose_shift_count)
6159 (s390_mem_constraint, print_shift_count_operand)
6160 (print_operand_address, print_operand): Rename
6161 s390_decompose_shift_count to
6162 s390_decompose_addrstyle_without_index and rename
6163 print_shift_count_operand to print_addrstyle_operand troughout the
6165 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6166 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6167 Rename shift_count_or_setmem_operand to setmem_operand.
6168 * config/s390/vx-builtins.md ("vec_insert<mode>")
6169 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6172 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6175 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6176 Handle overlapping retval and newval.
6178 2016-03-10 Nick Clifton <nickc@redhat.com>
6181 * config/aarch64/aarch64.c
6182 (aarch64_override_options_after_change_1): When forcing
6183 flag_omit_frame_pointer to be true, use a special value that can
6184 be detected if this function is called again, thus preventing
6185 flag_omit_leaf_frame_pointer from being forced to be false.
6187 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6189 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6190 Set x_flag_omit_leaf_frame_pointer when handling
6191 -momit-leaf-frame-pointer.
6193 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6196 * cgraph.c (cgraph_node::dump): Dump split_part and
6197 indirect_call_target.
6198 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6199 * ipa.c (has_addr_references_p): Cleanup.
6200 (is_indirect_call_target_p): New.
6201 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6202 called indirectly as local.
6203 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6205 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6208 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6209 on cxa_pure_virtual.
6211 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6214 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6216 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6219 * tree.c (need_assembler_name_p): Only record main variant type names.
6221 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6224 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6225 Always define to 0 or 1.
6226 (TARGET_FIX_ERR_A53_843419): New macro.
6227 * config/aarch64/aarch64-elf-raw.h
6228 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6229 * config/aarch64/aarch64-linux.h: Likewise.
6230 * config/aarch64/aarch64.c
6231 (aarch64_override_options_after_change_1): Do not default
6232 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6234 (aarch64_attributes): Handle fix-cortex-a53-843419.
6235 (aarch64_can_inline_p): Likewise.
6236 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6238 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6239 Jakub Jelinek <jakub@redhat.com>
6241 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6242 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6243 DECL_COMMONS if flag_unconstrained_commons is set.
6244 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6245 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6246 (funconstrained-commons): Document.
6248 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6250 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6251 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6253 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6255 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6256 has a proper number of elements.
6258 2016-03-10 Alan Modra <amodra@gmail.com>
6260 PR rtl-optimization/69195
6261 PR rtl-optimization/47992
6262 * ira.c (recorded_label_ref): Delete.
6263 (update_equiv_regs): Return void.
6264 (indirect_jump_optimize): New function.
6265 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6266 before regstat_compute_ri. Don't rebuild_jump_labels here.
6267 Delete update_regstat.
6269 2016-03-10 Richard Biener <rguenther@suse.de>
6271 PR tree-optimization/70128
6272 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6273 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6275 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6277 PR tree-optimization/70152
6278 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6279 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6282 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6283 instead of gen_sse2_loadlpd.
6284 * config/i386/sse.md (*vec_concatv2df): Rename to...
6285 (vec_concatv2df): ... this.
6287 PR tree-optimization/70127
6288 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6290 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6294 * diagnostic-show-locus.c (compatible_locations_p): New function.
6295 (layout::layout): Sanitize ranges using compatible_locations_p.
6297 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6301 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6302 location_range param with three const expanded_locations * and a
6304 (layout::layout): Replace call to
6305 rich_location::lazily_expand_location with get_expanded_location.
6306 Extract the range and perform location expansion here, passing
6307 the results to the layout_range ctor.
6308 * diagnostic.c (source_range::debug): Delete.
6309 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6310 of rich_location::get_expanded_location.
6311 * gcc-rich-location.c (get_range_for_expr): Delete.
6312 (gcc_rich_location::add_expr): Reimplement to avoid the
6313 rich_location::add_range overload that took a location_range,
6314 passing a location_t instead.
6316 2016-03-09 Richard Biener <rguenther@suse.de>
6317 Jakub Jelinek <jakub@redhat.com>
6319 PR tree-optimization/70138
6320 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6321 Also skip vect_double_reduction_def.
6323 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6326 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6327 if the operand is "m".
6329 2016-03-09 Nathan Sidwell <nathan@acm.org>
6331 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6333 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6335 * config/i386/i386.c (processor_target_table): Fix cost table
6336 intialization order for znver1.
6338 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6340 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6341 - becuase -> because.
6342 * ipa-reference.c (ignore_module_statics): Likewise.
6343 * cgraph.c (cgraph_node::get_body): Likewise.
6344 * ipa-inline.c (early_inliner): Likewise.
6345 * ipa-devirt.c (types_same_for_odr): Likewise.
6346 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6347 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6349 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6351 * tree-ssa-math-opts.c: Fix typo in comment.
6353 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6356 * config/i386/i386.c (scalar_chain::make_vector_copies,
6357 scalar_chain::convert_reg): Call end_sequence in between
6358 get_insns and emit_conversion_insns rather than after both
6361 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6364 * config/i386/i386.h (machine_function): Add
6365 pc_thunk_call_expanded flag.
6366 (ix86_pc_thunk_call_expanded): New define.
6367 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6368 (*set_got): Rename insn pattern from set_got.
6369 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6370 * config/i386/i386.c (ix86_compute_frame_layout): Use
6371 ix86_pc_thunk_call_expanded to prevent red-zone.
6373 2016-03-07 Martin Jambor <mjambor@suse.cz>
6375 * hsa.h (hsa_get_ctor_statements): Declare.
6376 (hsa_get_dtor_statements): Likewise.
6377 (hsa_get_kernel_dispatch_type): Likewise.
6378 * hsa.c (hsa_get_ctor_statements): New function.
6379 (hsa_get_dtor_statements): Likewise.
6380 (hsa_get_kernel_dispatch_type): Likewise.
6381 * hsa-brig.c (hsa_cdtor_statements): Removed.
6382 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6383 hsa_get_dtor_statements.
6384 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6385 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6387 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6389 * config/arm/arm-cores.def (cortex-r8): New.
6390 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6391 * config/arm/arm-tune.md: Likewise.
6392 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6394 2016-03-07 Martin Sebor <msebor@redhat.com>
6396 PR rtl-optimization/19705
6397 * doc/invoke.texi (Options That Control Optimization): Clarify
6398 -fno-branch-count-reg.
6400 2016-02-26 Richard Biener <rguenther@suse.de>
6401 Jeff Law <law@redhat.com>
6403 PR tree-optimization/69740
6404 * cfghooks.c (remove_edge): Request loop fixups if we delete
6405 an edge that might turn an irreducible loop into a natural
6407 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6408 Move after definition of loops_state_clear.
6410 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6412 PR rtl-optimization/69052
6413 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6416 2016-03-07 Tom de Vries <tom@codesourcery.com>
6418 PR tree-optimization/70116
6419 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6420 is_tm_ending stmts and ubsan/asan internal functions.
6421 (find_duplicate): Use it. Don't test is_tm_ending here.
6423 2016-03-07 Richard Biener <rguenther@suse.de>
6425 PR tree-optimization/70115
6426 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6427 (propagate_constants_for_unrolling): Use replace_uses_by.
6429 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6432 * omp-low.c (struct oacc_loop): Add ifns.
6433 (new_oacc_loop_raw): Initialize it.
6434 (finish_oacc_loop): Clear mask & flags if no ifns.
6435 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6436 (oacc_loop_xform_loop): Add ifns arg & adjust.
6437 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6439 2016-03-07 Richard Henderson <rth@redhat.com>
6442 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6443 (insert_value_copy_on_edge): Likewise.
6445 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6447 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6449 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6452 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6454 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6456 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6458 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6460 Fix sseimul type attribute.
6461 * config/i386/znver1.md
6462 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6463 znver1_sseimul_avx256_load) : Fix the type attribute.
6464 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6465 pipe usage and latency.
6467 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6470 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6471 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6474 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6477 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6479 PR rtl-optimization/69941
6480 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6481 the reg share its mode.
6483 2016-03-04 Jeff Law <law@redhat.com>
6485 PR tree-optimization/69196
6486 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6487 If the both SSA_NAMEs are anonymous, then consider them unassociated
6488 and include the PHI in the statement count.
6490 2016-03-05 Tom de Vries <tom@codesourcery.com>
6492 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6493 construct in oacc routine. Check for oacc region in oacc routine.
6495 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6498 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6499 2016-02-22 changes, instead don't recurse if RECUR is already true.
6500 Don't change *dynamic_check if RECUR. Adjust recursive caller
6501 to pass true to the new argument.
6502 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6505 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6506 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6508 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6510 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6512 PR rtl-optimization/57676
6513 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6516 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6518 * tree-vect-patterns.c (search_type_for_mask): Handle
6519 comparison of booleans.
6521 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6523 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6527 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6528 all other ops that have dw_val_class_die_ref operands,
6529 and DW_OP_GNU_entry_value.
6531 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6533 PR rtl-optimization/69904
6534 * config/arm/arm.c (arm_cannot_copy_insn_p):
6535 Return true for load-exclusive instructions.
6537 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6540 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6541 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6542 the pattern no matter if it is used just by non-pattern, pattern
6544 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6545 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6546 oprnd1 def_stmt is in pattern, don't look through it.
6548 2016-03-03 Marek Polacek <polacek@redhat.com>
6551 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6553 2016-03-03 Martin Liska <mliska@suse.cz>
6555 PR tree-optimization/70043
6556 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6557 previous statement if we see a debug statement.
6559 2016-03-03 Richard Biener <rguenther@suse.de>
6561 PR tree-optimization/55936
6562 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6563 parameter and guard unsafe equivalence use.
6564 (vrp_evaluate_conditional_warnv_with_ops): Always use
6565 safe equivalences but not via the quadratic compare_names
6568 2016-03-03 Michael Collison <michael.collison@linaro.org>
6571 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6572 for operand 1 to s_register_operand. Change predicate for operand
6573 2 to arm_not_immediate_operand.
6575 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6577 * doc/tm.texi: Regenerated.
6579 2016-03-02 Richard Henderson <rth@redhat.com>
6582 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6583 simplification when all args are positive non-fixed registers.
6585 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6587 * target.def (lra_p): Specify that new ports should use LRA.
6589 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6592 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6593 gimplify_type_sizes the type they refer to.
6594 (omp_notice_variable): Handle reference vars to VLAs.
6595 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6596 reference to VLA decls in the second pass instead of first pass.
6598 2016-03-02 Tom de Vries <tom@codesourcery.com>
6600 PR tree-optimization/68659
6601 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6602 new_expr == NULL_TREE.
6603 (get_new_name): Handle ADDR_EXPR.
6605 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6607 PR rtl-optimization/69052
6608 * loop-invariant.c (canonicalize_address): New function.
6609 (inv_can_prop_to_addr_use): Check validity of address expression
6610 which is canonicalized by above function.
6612 2016-03-02 Alan Modra <amodra@gmail.com>
6615 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6618 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6621 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6622 (*movhi_internal): Put mask moves from and to memory separately
6623 from moves from/to GPRs.
6625 2016-03-02 Richard Biener <rguenther@suse.de>
6627 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6628 GENERIC expressions in GIMPLE.
6630 2016-03-02 Richard Biener <rguenther@suse.de>
6632 * config/i386/i386.c (type_natural_mode): Fix typo.
6634 2016-03-02 Nick Clifton <nickc@redhat.com>
6636 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6638 2016-03-02 Richard Biener <rguenther@suse.de>
6639 Uros Bizjak <ubizjak@gmail.com>
6642 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6644 2016-03-02 Richard Biener <rguenther@suse.de>
6647 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6649 2016-03-02 Marek Polacek <polacek@redhat.com>
6652 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6653 "is promoted to" warning.
6655 2016-03-01 DJ Delorie <dj@redhat.com>
6657 * config.gcc: Deprecate mep-*.
6659 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6662 * lra-constraints.c (regno_val_use_in): New.
6663 (match_reload): Use it instead of regno_use_in.
6665 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6667 PR rtl-optimization/70007
6668 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6669 references present in REG_EQUAL notes attached to non-SET patterns.
6671 2016-03-01 Jeff Law <law@redhat.com>
6673 PR tree-optimization/69196
6674 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6675 Appropriately clamp the number of statements to copy when the
6676 thread path does not traverse a loop backedge.
6678 PR tree-optimization/69196
6679 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6680 Do count some PHIs in the thread path against the insn count. Decrease
6681 final statement count by one as the control statement in the last
6682 block will get removed. Remove special cased code for handling PHIs
6685 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6688 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6689 asm dialect alternatives to explicit GOTPCREL calls.
6691 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6694 * ira.c (do_reload): Issue warning for generic stack checking here...
6695 * reload1.c (reload): ...instead of here and streamline it.
6697 2016-03-01 Nick Clifton <nickc@redhat.com>
6699 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6701 2016-03-01 Richard Biener <rguenther@suse.de>
6703 PR tree-optimization/69983
6704 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6705 types and fall back to operand_equal_p.
6707 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6710 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6712 * config/s390/constraints.md ("jm8"): New constraint.
6713 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6715 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6717 ("*setmem_long<setmem_and>"): New pattern.
6718 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6720 ("*setmem_long_31z<setmem_and>"): New pattern.
6721 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6722 New substitution rules with the required attributes.
6725 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6728 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6730 * gensupport.c (process_substs_on_one_elem): Split loop to
6731 complete mark_operands_used_in_match_dup on all expressions in the
6733 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6734 and remove function.
6736 2016-03-01 Richard Biener <rguenther@suse.de>
6739 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6740 vector BIT_FIELD_REF extract.
6742 2016-03-01 Richard Biener <rguenther@suse.de>
6744 PR tree-optimization/69994
6745 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6747 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6749 PR tree-optimization/69956
6750 * tree-vect-stmts.c (supportable_widening_operation): Support
6751 multi-step conversion of boolean vectors.
6752 (supportable_narrowing_operation): Likewise.
6754 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6756 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6759 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6761 * config/s390/subst.md (DSI_VI): New mode iterator.
6762 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6763 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6764 the insn definition.
6765 ("*vec_set<mode>"): Change predicate and add alternative to
6766 support only either register or const_int operands as element
6768 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6770 ("vec_extract<mode>"): New expander.
6771 ("*vec_extract<mode>"): New insn definition supporting reg and
6772 const_int element selectors.
6773 ("*vec_extract<mode>_plus"): New insn definition supporting
6774 reg+const_int element selectors.
6775 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6776 following expander+insn definition.
6777 ("<vec_shifts_name><mode>3"): New expander.
6778 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6780 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6782 * config/s390/s390.md ("*tabort_1"): Change predicate to
6783 nonmemory_operand. Add a second alternative to cover
6784 register as well as const int operands.
6785 ("*tabort_1_plus"): New pattern definition.
6787 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6789 * config/s390/s390.md ("*ashrdi3_cc_31")
6790 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6791 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6792 Merge insn definitions into ...
6793 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6794 New pattern definition.
6795 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6796 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6797 ("*ashr<mode>3_and"): Merge insn definitions into ...
6798 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6799 New pattern definition.
6800 * config/s390/subst.md ("addr_style_op_cc_subst")
6801 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6802 substitutions patterns plus attributes.
6803 Add ashiftrt to SUBST iterator.
6805 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6807 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6808 op2 to nonmemory_operand.
6809 ("*<shift>di3_31", "*<shift>di3_31_and"):
6810 Merge into single pattern definition ...
6811 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6812 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6813 pattern definition ...
6814 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6815 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6818 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6820 * config/s390/predicates.md (const_int_6bitset_operand): New
6822 * config/s390/s390.md: Include subst.md.
6823 ("rotl<mode>3"): New expander.
6824 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6826 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6827 * config/s390/subst.md: New file.
6829 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6831 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6832 Remove RRR type. It doesn't really exist.
6833 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6835 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6836 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6837 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6838 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6839 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6840 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6841 `enabled' attribute.
6843 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6845 * gensupport.c (process_substs_on_one_elem): Split loop to
6846 complete mark_operands_used_in_match_dup on all expressions in the
6848 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6849 and remove function.
6851 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6854 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6855 (CEIL_NWORDS): ...this. Use CEIL macro.
6856 (compute_fp_layout): Adjust to above renaming.
6857 (function_arg_union_value): Likewise.
6858 (sparc_arg_partial_bytes): Likewise.
6859 (sparc_function_arg_advance): Likewise.
6861 2016-02-29 Jeff Law <law@redhat.com>
6863 PR tree-optimization/70005
6864 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6865 where an object with a boolean range is compared against a value
6868 PR tree-optimization/69999
6869 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6870 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6873 2016-02-29 Richard Biener <rguenther@suse.de>
6875 PR tree-optimization/69994
6876 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6877 (get_unary_op): Look through nop conversions.
6878 (ops_equal_values_p): New function, look for equality diregarding
6880 (eliminate_plus_minus_pair): Use ops_equal_values_p
6881 (repropagate_negates): Do not use get_unary_op here.
6883 2016-02-29 Martin Liska <mliska@suse.cz>
6885 * system.h: Poison ENABLE_CHECKING macro.
6887 2016-02-29 Martin Liska <mliska@suse.cz>
6889 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6890 is presented in dump flags.
6891 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6892 (hsa_regalloc): Likewise.
6894 2016-02-19 Richard Biener <rguenther@suse.de>
6896 PR tree-optimization/69980
6897 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6898 permutation of those we need to keep.
6900 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6903 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6904 (NWORDS_UP): ...this
6905 (init_cumulative_args): Minor tweaks.
6906 (sparc_promote_function_mode): Likewise.
6907 (scan_record_type): Delete.
6908 (traverse_record_type): New function template.
6909 (classify_data_t): New structure type.
6910 (classify_registers): New inline function.
6911 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6912 exhausted. Instantiate traverse_record_type on classify_registers and
6913 deal with the case of a structure passed in slot #15 with no FP field
6915 (assign_data_t): New structure type.
6916 (compute_int_layout): New static function.
6917 (compute_fp_layout): Likewise.
6918 (count_registers): New inline function.
6919 (assign_int_registers): New static function.
6920 (assign_fp_registers): Likewise.
6921 (assign_registers): New inline function.
6922 (function_arg_record_value_1): Delete.
6923 (function_arg_record_value_2): Likewise.
6924 (function_arg_record_value_3): Likewise.
6925 (function_arg_record_value): Adjust to above changes. Instantiate
6926 traverse_record_type on count_registers to first count the number of
6927 registers to be used and then on assign_registers to assign them.
6928 (function_arg_union_value): Adjust to above renaming.
6929 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6930 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6931 case of a structure passed in slot #15
6932 (sparc_function_arg_advance): Likewise.
6933 (function_arg_padding): Minor tweak.
6935 2016-02-29 Richard Biener <rguenther@suse.de>
6937 PR tree-optimization/69720
6938 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6939 the adjustment_def path for possibly vectorized defs.
6940 (vect_create_epilog_for_reduction): Handle vectorized initial
6943 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6945 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6947 2016-02-27 Jeff Law <law@redhat.com>
6950 2016-02-26 Richard Biener <rguenther@suse.de>
6951 Jeff Law <law@redhat.com>
6953 PR tree-optimization/69740
6954 * cfghooks.c (remove_edge): Request loop fixups if we delete
6955 an edge that might turn an irreducible loop into a natural
6958 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6960 PR rtl-optimization/69896
6961 * tree-vect-generic.c (get_compute_type): Avoid single element
6964 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6966 Rename the AArch64 tuning option and related functions to enable the
6967 Newton series for the reciprocal square root to reflect its
6968 approximative characteristic.
6970 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6971 function to "aarch64_emit_approx_rsqrt".
6972 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6973 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6974 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6975 (xgene1_tunings): Likewise.
6976 (use_rsqrt_p): Likewise.
6977 (aarch64_emit_swrsqrt): Use new function name.
6978 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6979 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6980 text explaining this option.
6981 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6983 2016-02-26 Jakub Jelinek <jakub@redhat.com>
6986 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6987 complain about -mallow-movmisalign without -mvsx if
6988 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
6990 2016-02-26 Joel Sherrill <joel@rtems.org>
6992 * config.gcc: Add x86_64-*-rtems*.
6993 * gcc/config/i386/rtems-64.h: New file.
6995 2016-02-26 Joel Sherrill <joel@rtems.org>
6997 * config.gcc: Add aarch64-*-rtems*.
6998 * gcc/config/aarch64/rtems.h: New file.
7000 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7003 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7004 shift amount using %h. Add comment.
7006 2016-02-26 Richard Biener <rguenther@suse.de>
7007 Jeff Law <law@redhat.com>
7009 PR tree-optimization/69740
7010 * cfghooks.c (remove_edge): Request loop fixups if we delete
7011 an edge that might turn an irreducible loop into a natural
7014 2016-02-26 Martin Jambor <mjambor@suse.cz>
7017 * tree-sra.c (sra_modify_assign): Do not remove loads of
7018 uninitialized aggregates to SSA_NAMEs.
7020 2016-02-26 Richard Henderson <rth@redhat.com>
7023 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7024 pseudo in case the target rtx matches the source of the left
7027 2016-02-26 Martin Jambor <mjambor@suse.cz>
7030 * hsa.h (hsa_type_packed_p): Declare.
7031 * hsa.c (hsa_type_packed_p): New function.
7032 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7034 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7035 * hsa-brig.c (emit_basic_insn): Likewise.
7037 2016-02-26 Martin Jambor <mjambor@suse.cz>
7040 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7042 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7044 2016-02-26 Martin Jambor <mjambor@suse.cz>
7046 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7047 hsa_op_with_type operands.
7048 (hsa_unsigned_type_for_type): Declare.
7049 * hsa.c (hsa_unsigned_type_for_type): New function.
7050 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7051 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7052 the finalizer. Do not emit extra move.
7054 2016-02-26 Martin Jambor <mjambor@suse.cz>
7056 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7057 atomic operations in private segment.
7059 2016-02-26 Martin Jambor <mjambor@suse.cz>
7061 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7062 statements to wi->info. Also disallow omp simd constructs.
7063 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7064 for not gridifying. Dump special string for omp_for.
7066 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7069 * config/aarch64/aarch64.c (aarch64_set_current_function):
7070 Save/restore target globals when switching to
7071 target_option_default_node.
7073 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7076 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7077 Return 0 if !SHIFT_COUNT_TRUNCATED.
7079 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7080 Eric Botcazou <ebotcazou@adacore.com>
7082 PR rtl-optimization/69891
7083 * dse.c (scan_insn): If we can't figure out memset arguments
7084 or they are non-constant, call clear_rhs_from_active_local_stores.
7086 2016-02-26 Martin Liska <mliska@suse.cz>
7088 * doc/extend.texi: Mention clog10, clog10f an clog10l
7089 in Builtins section.
7091 2016-02-26 Martin Liska <mliska@suse.cz>
7093 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7095 (resolve_args_picking_1): Likewise.
7096 * dwarf2out.h (struct GTY): Likewise.
7098 2016-02-26 Martin Liska <mliska@suse.cz>
7100 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7102 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7104 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7105 Martin Liska <mliska@suse.cz>
7107 * doc/install.texi: Mention --enable-valgrind-annotations.
7109 2016-02-26 Richard Biener <rguenther@suse.de>
7111 PR tree-optimization/69551
7112 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7113 looking through aliases adjust DECL_PT_UID to refer to the
7114 ultimate alias target.
7116 2016-02-25 Martin Liska <mliska@suse.cz>
7119 * alloc-pool.c (after_memory_report): New variable.
7120 * alloc-pool.h (base_pool_allocator ::release): Do not use
7121 the infrastructure if after_memory_report.
7122 * toplev.c (toplev::main): Mark after memory report.
7124 2016-02-25 Richard Biener <rguenther@suse.de>
7126 PR tree-optimization/48795
7127 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7129 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7132 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7133 offloading is enabled and -fopenacc or -fopenmp is specified.
7134 (CRTOFFLOADEND): Likewise.
7135 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7136 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7137 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7138 (offload_objects_file_name): New static var.
7139 (tool_cleanup): Remove offload_objects_file_name file.
7140 (find_offloadbeginend): Replace with ...
7141 (find_crtoffloadtable): ... this.
7142 (run_gcc): Remove offload_argc and offload_argv.
7143 Get offload_objects_file_name from -foffload-objects=... option.
7144 Read names of object files with offload from this file, pass them to
7145 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7146 don't pass offloadbegin and offloadend to the linker. Don't pass
7147 offload non-LTO files to the linker, because now they're not claimed.
7149 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7152 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7153 on builtin_unreachable.
7155 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7157 PR rtl-optimization/69896
7158 * regcprop.c: Include cfgrtl.h.
7159 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7160 than remembered mode, either delete it (if noop_move_p), or
7161 treat like copy_p but not noop_p instruction.
7163 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7166 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7167 - allow NULL decl for Fortran DW_TAG_common_block variables.
7169 2016-02-24 Jason Merrill <jason@redhat.com>
7171 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7173 2016-02-24 Richard Biener <rguenther@suse.de>
7174 Jakub Jelinek <jakub@redhat.com>
7177 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7178 conditionally executed ops to well-defined overflow behavior.
7180 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7183 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7186 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7188 PR rtl-optimization/69886
7189 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7190 argument. Use it when checking validity of set instructions.
7191 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7192 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7194 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7195 * store-motion.c (find_moveable_store): Update
7196 can_assign_to_reg_without_clobbers_p callsite.
7198 2016-02-24 Richard Biener <rguenther@suse.de>
7201 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7203 (record_nonwrapping_iv): Do not fall back to the low/high bound
7204 for non-constant IV bases if the stmt is not always executed.
7206 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7208 * config/arm/arm-cores.def (cortex-a32): New entry.
7209 * config/arm/arm-tables.opt: Regenerate.
7210 * config/arm/arm-tune.md: Regenerate.
7211 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7212 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7213 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7214 for -mcpu and -mtune.
7216 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7219 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7220 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7221 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7222 (atomic_loaddi_1): Delete.
7223 (atomic_loaddi): Rewrite expander using the above changes.
7225 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7228 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7231 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7232 Richard Biener <rguenth@suse.de>
7235 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7236 set_mem_attributes if tem is SSA_NAME which got expanded
7239 2016-02-24 Richard Biener <rguenther@suse.de>
7241 PR tree-optimization/69907
7242 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7243 end of permutations for BB vectorization.
7245 2016-02-24 Christian Bruel <christian.bruel@st.com>
7247 * config/arm/arm-c.c (arm_option_override): Initialize
7248 target_option_current_node.
7249 * config/arm/arm.c (arm_pragma_target_parse): Replace
7250 build_target_option_node call by target_option_current_node.
7251 Set target_option_current_node.
7254 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7257 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7258 define_insn_and_split to define_insn.
7259 (zero_extendqi<mode>2_dot2): Same.
7260 (extendqi<mode>2_dot): Same.
7261 (extendqi<mode>2_dot2): Same.
7263 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7265 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7266 and add bypass for AES{D,E} and AESMC pairs.
7267 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7270 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7272 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7273 series for reciprocal square root in Exynos M1.
7275 2016-02-23 Martin Sebor <msebor@redhat.com>
7278 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7279 __builtin_alloca_with_align.
7281 2016-02-23 Richard Henderson <rth@redhat.com>
7283 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7284 (ix86_register_pragmas): Remove __seg_tls.
7285 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7286 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7287 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7288 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7289 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7290 * doc/extend.texi (__seg_tls): Remove item.
7292 2016-02-23 Richard Biener <rguenther@suse.de>
7294 * alloc-pool.h (struct allocation_object): Make id member
7295 conditional on CHECKING_P again.
7296 (get_instance): Adjust.
7297 (base_pool_allocator): Likewise.
7299 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7301 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7302 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7304 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7306 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7308 2016-02-23 Richard Biener <rguenther@suse.de>
7310 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7311 * bitmap.h (struct bitmap_usage): Likewise.
7312 (bitmap_move): Declare.
7313 * bitmap.c (register_overhead): Take size_t argument.
7314 (bitmap_move): New function.
7315 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7316 to properly account overhead.
7317 * tree.c (free_node): Use tree_size.
7319 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7322 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7323 when inverting comparison.
7326 * common.opt (Wunreachable-code): Add Warning flag.
7328 2016-02-23 Mark Wielaard <mjw@redhat.com>
7329 Jakub Jelinek <jakub@redhat.com>
7332 * cgraphunit.c (check_global_declaration): Check main_input_filename
7333 and DECL_SOURCE_FILE are not NULL.
7335 2016-02-23 Martin Jambor <mjambor@suse.cz>
7337 PR tree-optimization/69666
7338 * tree-sra.c (sra_modify_assign): Do not attempt to create
7339 default_def replacements for unscalarizable regions.
7341 2016-02-20 Mark Wielaard <mjw@redhat.com>
7344 * cgraphunit.c (check_global_declaration): Check level of
7345 warn_unused_const_variable and main_input_filename.
7346 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7347 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7348 (-Wunused-const-variable): Explain levels 1 and 2.
7350 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7353 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7354 identical arguments. Formatting and spelling fixes.
7357 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7362 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7363 and m68k-devices.def.
7364 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7365 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7367 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7369 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7370 and HImode registers.
7372 2016-02-22 Richard Biener <rguenther@suse.de>
7374 PR tree-optimization/69882
7375 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7376 preserve permutations present because of gaps.
7377 (vect_supported_load_permutation_p): Always continue checking
7378 permutations after vect_attempt_slp_rearrange_stmts.
7380 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7382 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7383 min_profitable_estimate, rather than min_profitable_iters.
7385 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7388 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7389 SImode for last match_operand.
7391 2016-02-22 Martin Liska <mliska@suse.cz>
7393 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7394 return bitsize - 1 as the return value.
7396 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7400 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7401 Handle negative shift counts.
7402 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7403 force_reg on the shift constant.
7404 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7405 (lshrsi3_d): Handle negative shift counts.
7407 2016-02-22 Richard Biener <rguenther@suse.de>
7408 Tom de Vries <tom@codesourcery.com>
7410 * graph.c: Include dumpfile.h.
7411 (print_graph_cfg): Split into three overloads.
7412 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7414 2016-02-22 Tom de Vries <tom@codesourcery.com>
7416 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7419 2016-02-22 Richard Biener <rguenther@suse.de>
7422 * ipa-inline-transform.c (inline_call): When not updating
7423 overall summaries adjust self size by the growth estimate.
7424 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7425 hash-set, do not update overall summaries here. Renamed from ...
7426 (inline_to_all_callers): ... this which is now wrapping the
7427 above and performing delayed overall summary update.
7428 (early_inline_small_functions): Delay updating of the overall
7431 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7433 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7436 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7439 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7440 :%* in %:gt() argument.
7441 (greater_than_spec_func): Adjust for expecting only numbers,
7442 if there are more than two numbers, compare the last two.
7444 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7446 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7447 -Wnarrowing with -std.
7449 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7452 * expr.c (store_field): Don't use bit-field path if exp is
7453 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7454 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7455 and the assignment can be performed by bitwise copy. Formatting
7459 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7460 call copy_reg_eh_region_note_forward on before and/or after sequences
7461 and remove note from insn if it no longer can throw.
7464 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7467 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7469 * config/s390/vector.md: Add missing commutative operand markers
7470 to the patterns which qualify for one.
7471 * config/s390/vx-builtins.md: Likewise.
7473 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7475 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7476 types to mode iterators.
7477 (vec_double): ... and mode attribute.
7478 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7480 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7482 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7483 Change the predicate of op2 from nonimmediate to general and let
7484 reload fix it if necessary.
7486 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7488 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7490 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7492 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7495 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7497 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7498 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7499 * config/s390/s390.md ("movstr<P:mode>"): Call
7500 s390_expand_vec_movstr.
7502 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7504 * config/s390/s390.md: Add missing output modifier for operand 1
7505 to print it as address properly.
7507 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7509 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7510 * config/s390/2964.md: New file.
7511 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7512 of insn grouping attributes depending on the CPU level.
7513 (s390_get_unit_mask): New function.
7514 (s390_sched_score): Remove the OOO from the scheduling macros.
7515 Add loop to calculate a score for the instruction mix.
7516 (s390_sched_reorder): Likewise plus improve debug output.
7517 (s390_sched_variable_issue): Rename macros as above. Calculate
7518 the unit distances after actually scheduling an insn. Improve
7520 (s390_sched_init): Clear last_scheduled_unit_distance array.
7521 * config/s390/s390.md: Include 2964.md.
7523 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7526 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7527 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7528 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7529 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7530 *avx512f_<code>v8div16qi2_mask_1): New insns.
7532 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7535 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7538 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7539 earlyclobber from target. Use wF constraint for fused memory
7541 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7543 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7544 Martin Liska <mliska@suse.cz>
7547 * cfgexpand.c (asan_sanitize_stack_p): New function.
7548 (partition_stack_vars): Use the function.
7549 (expand_stack_vars): Likewise.
7550 (defer_stack_allocation): Likewise.
7551 (expand_used_vars): Likewise.
7553 2016-02-18 Richard Biener <rguenther@suse.de>
7556 * fold-const.c (operand_equal_p): Properly compare offsets for
7557 IMAGPART_EXPR and ARRAY_REF.
7559 2016-02-18 Nick Clifton <nickc@redhat.com>
7563 * config/arm/arm.c (arm_option_override_internal): Disable
7564 interworking if the target does not support thumb instructions.
7565 (arm_reload_in_hi): Handle the case where a register to register
7566 move needs reloading because there is no simple pattern to handle
7568 (arm_reload_out_hi): Likewise.
7570 2016-02-18 Richard Biener <rguenther@suse.de>
7573 * match.pd: Don't use fold_binary or fold_unary for folding
7576 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7579 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7580 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7581 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7582 warn on gimple_no_warning_p statements.
7584 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7586 * doc/extend.texi (C++ Attributes): Correct description of
7587 warn_unused type attribute.
7589 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7591 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7592 correct instruction.
7594 2016-02-17 Richard Biener <rguenther@suse.de>
7596 PR rtl-optimization/69609
7597 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7598 (find_traces_1_round): When ending a trace update cached priority
7600 (bb_to_key): Use cached priority when available.
7601 (copy_bb): Initialize cached priority.
7602 (reorder_basic_blocks_software_trace_cache): Likewise.
7604 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7607 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7609 (aarch64_comparison_operator): Break overly long line into two.
7610 (aarch64_comparison_operation): Likewise.
7611 * config/aarch64/aarch64.md (cstorecc4): Use
7612 aarch64_comparison_operator_mode instead of
7613 aarch64_comparison_operator.
7614 (cstore<mode>4): Likewise.
7615 (aarch64_cstore<mode>): Likewise.
7616 (*cstoresi_insn_uxtw): Likewise.
7617 (cstore<mode>_neg): Likewise.
7618 (*cstoresi_neg_uxtw): Likewise.
7620 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7623 * config/arm/predicates.md (arm_comparison_operator_mode):
7625 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7626 instead of arm_comparison_operator.
7627 (*mov_negscc): Likewise.
7628 (*mov_notscc): Likewise.
7629 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7630 (*thumb2_mov_negscc): Likewise.
7631 (*thumb2_mov_negscc_strict_it): Likewise.
7632 (*thumb2_mov_notscc): Likewise.
7633 (*thumb2_mov_notscc_strict_it): Likewise.
7635 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7637 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7640 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7642 * config/visium/visium.c (machine_libfunc_index): New enum.
7643 (machine_libfuncs): New structure.
7644 (visium_libfuncs): New static variable.
7645 (TARGET_INIT_LIBFUNCS): Define to...
7646 (visium_init_libfuncs): ...this. New function.
7647 (expand_block_move_4): Use the appropriate libfunc.
7648 (expand_block_move_2): Likewise.
7649 (expand_block_move_1): Likewise.
7650 (expand_block_set_4): Likewise.
7651 (expand_block_set_2): Likewise.
7652 (expand_block_set_1): Likewise.
7653 (visium_trampoline_init): Likewise.
7655 2016-02-17 Nick Clifton <nickc@redhat.com>
7657 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7658 TI's devices.csv file as of March 2016.
7660 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7663 * opts-global.c (handle_common_deferred_options): Introduce and
7664 initialize two global variables to remember command-line options
7665 specifying a stack-limiting register.
7666 * opts.h: Add extern declarations of the two new global variables.
7667 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7668 variable based on the values of the two new global variables.
7670 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7673 * common.opt (Wnonnull-compare): New warning.
7674 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7675 of arguments against NULL.
7676 (-Wnonnull-compare): Document.
7677 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7678 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7679 * passes.def (pass_warn_nonnull_compare): Add.
7680 * gimple-ssa-nonnull-compare.c: New file.
7682 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7684 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7685 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7687 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7689 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7690 reciprocal sqrt for -mlow-precision-recip-sqrt.
7692 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7693 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7695 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7696 always use lane loads to construct non-constant vectors.
7698 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7700 * config/aarch64/aarch64.md
7701 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7702 constraints for operand 3.
7703 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7705 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7706 Richard Biener <rguenther@suse.de>
7708 PR tree-optimization/69820
7709 * tree-vect-patterns.c (type_conversion_p): Return false if
7710 *orig_type is unsigned single precision or boolean.
7711 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7714 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7716 PR rtl-optimization/69764
7717 PR rtl-optimization/69771
7718 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7719 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7721 2016-02-16 Richard Biener <rguenther@suse.de>
7723 PR tree-optimization/69776
7724 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7726 (indirect_refs_may_alias_p): Likewise.
7727 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7728 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7729 according to tbaa_p.
7730 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7731 (optimize_stmt): For redundant store discovery do not allow tbaa.
7733 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7735 PR tree-optimization/69714
7736 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7737 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7739 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7741 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7742 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7743 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7744 * config/arc/arc.c (arc_init): Check FPU options.
7745 (get_arc_condition_code): Handle new CC_FPU* modes.
7746 (arc_select_cc_mode): Likewise.
7747 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7748 register pair only. Allow access for ARCv2 accumulator.
7749 (gen_compare_reg): Whenever we have FPU support use FPU compare
7751 (arc_reorg): Don't generate brcc insns when FPU compare
7752 instructions are involved.
7753 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7754 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7755 floating point emulation.
7756 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7757 (REVERSE_CONDITION): Add new CC_FPU* modes.
7758 (TARGET_FP_SP_BASE): Define.
7759 (TARGET_FP_DP_BASE): Likewise.
7760 (TARGET_FP_SP_FUSED): Likewise.
7761 (TARGET_FP_DP_FUSED): Likewise.
7762 (TARGET_FP_SP_CONV): Likewise.
7763 (TARGET_FP_DP_CONV): Likewise.
7764 (TARGET_FP_SP_SQRT): Likewise.
7765 (TARGET_FP_DP_SQRT): Likewise.
7766 (TARGET_FP_DP_AX): Likewise.
7767 * config/arc/arc.md (ARCV2_ACC): New constant.
7768 (type): New fpu type attribute.
7769 (SDF): Conditional iterator.
7770 (cstore<mode>, cbranch<mode>): Change expand condition.
7771 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7772 handles FPU/FPX cases as well.
7773 * config/arc/arc.opt (mfpu): New option.
7774 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7776 (adddf3, muldf3, subdf3): Removed.
7777 * config/arc/predicates.md (proper_comparison_operator): Recognize
7779 * config/arc/fpu.md: New file.
7780 * doc/invoke.texi (ARC Options): Document mfpu option.
7782 2016-02-16 Richard Biener <rguenther@suse.de>
7784 PR rtl-optimization/69291
7785 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7786 noce_operand_ok check.
7788 2016-02-16 Tom de Vries <tom@codesourcery.com>
7791 * omp-low.c (simd_clone_create): Remove call to
7792 symtab->call_cgraph_insertion_hooks.
7794 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7796 PR tree-optimization/69802
7797 * tree-ssa-reassoc.c (update_range_test): If op is
7798 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7799 op == 1 test of precision 1 integral op, otherwise handle
7800 that case as op itself. Fix up formatting.
7801 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7804 2016-02-16 Richard Biener <rguenther@suse.de>
7806 PR tree-optimization/69586
7807 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7808 types for conversion sources.
7810 2016-02-16 Richard Biener <rguenther@suse.de>
7813 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7814 mask OEP_ADDRESS_OF.
7816 2016-02-16 Alan Modra <amodra@gmail.com>
7819 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7820 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7821 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7823 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7824 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7825 (p8_fmrgow_<mode>): Likewise.
7826 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7828 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7829 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7830 to use movdi_internal64. Remove op0_di.
7831 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7833 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7835 Add support for the FCCMP insn types
7837 * config/aarch64/aarch64.md (fccmp): Change insn type.
7839 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7840 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7841 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7842 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7843 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7844 * config/arm/types.md (fccmps): Add new insn type.
7847 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7849 * alias.c (get_alias_set): Fix a typo in comment.
7851 2016-02-15 Richard Biener <rguenther@suse.de>
7853 PR tree-optimization/69595
7854 * match.pd: Complete range test simplification to true.
7856 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7858 PR rtl-optimization/69648
7859 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7860 pic_offset_table_rtx.
7862 PR rtl-optimization/69752
7863 * ira.c (update_equiv_regs): When looking for more than a single SET,
7864 also take other side effects into account.
7866 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7868 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7869 for z900+ CPUs in 31-bit mode.
7871 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7873 * common/config/s390/s390-common.c (s390_supports_split_stack):
7875 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7876 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7877 * config/s390/s390.c (struct machine_function): New field
7878 split_stack_varargs_pointer.
7879 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7880 in s390_emit_prologue.
7881 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7883 (morestack_ref): New global.
7884 (SPLIT_STACK_AVAILABLE): New macro.
7885 (s390_expand_split_stack_prologue): New function.
7886 (s390_live_on_entry): New function.
7887 (s390_va_start): Use split-stack vararg pointer if appropriate.
7888 (s390_asm_file_end): Emit the split-stack note sections.
7889 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7890 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7891 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7892 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7893 (split_stack_prologue): New expand.
7894 (split_stack_space_check): New expand.
7895 (split_stack_data): New insn.
7896 (split_stack_call): New expand.
7897 (split_stack_call_*): New insn.
7898 (split_stack_cond_call): New expand.
7899 (split_stack_cond_call_*): New insn.
7901 2016-02-15 Richard Biener <rguenther@suse.de>
7903 PR tree-optimization/69783
7904 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7905 Add trivially correct cases.
7907 2016-02-15 Tom de Vries <tom@codesourcery.com>
7910 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7912 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7914 2016-02-15 Richard Biener <rguenther@suse.de>
7916 PR tree-optimization/69776
7917 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7918 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7919 indicate whether we can use TBAA to disambiguate against stores.
7920 Use alias-set zero if not.
7921 (visit_reference_op_store): Do not use TBAA when looking up
7923 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7924 (eliminate_dom_walker::before_dom_children): But not when looking
7925 up redundant stores.
7927 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7929 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7931 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7933 * config/i386/znver1.md
7934 (znver1_pop, znver1_pop_mem,
7935 znver1_load_imov_double_store,
7936 znver1_load_imov_direct_store,
7937 znver1_load_imov_direct_load,
7938 znver1_load_imov_double_load): Add new.
7939 (znver1_insn, znver1_insn_load): Add icmov type.
7941 znver1_sseavx_fma_load,
7943 znver1_avx256_fma_load): Fix pipe usage.
7945 2016-02-14 Alan Modra <amodra@gmail.com>
7948 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7949 with an invalid hard reg, reload just the reg not the entire
7950 pre/post-inc/dec address expression.
7952 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7955 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7956 fixed R1_REG scratch reg.
7957 (sibcall_value_pcrel_fdpic): Likewise.
7959 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7963 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7965 2016-02-12 Walter Lee <walt@tilera.com>
7967 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7968 * config/tilegx/t-tilegx: Likewise.
7970 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7973 * diagnostic-show-locus.c (struct line_span): New struct.
7974 (layout::get_first_line): Delete.
7975 (layout::get_last_line): Delete.
7976 (layout::get_num_line_spans): New member function.
7977 (layout::get_line_span): Likewise.
7978 (layout::print_heading_for_line_span_index_p): Likewise.
7979 (layout::get_expanded_location): Likewise.
7980 (layout::calculate_line_spans): Likewise.
7981 (layout::m_first_line): Delete.
7982 (layout::m_last_line): Delete.
7983 (layout::m_line_spans): New field.
7984 (layout::layout): Update comment. Replace m_first_line and
7985 m_last_line with m_line_spans, replacing their initialization
7986 with a call to calculate_line_spans.
7987 (diagnostic_show_locus): When printing source lines and
7988 annotations, rather than looping over a single span
7989 of lines, instead loop over each line_span within
7990 the layout, with an inner loop over the lines within them.
7991 Call the context's start_span callback when changing line spans.
7992 * diagnostic.c (diagnostic_initialize): Initialize start_span.
7993 (diagnostic_build_prefix): Break out the building of the location
7994 part of the string into...
7995 (diagnostic_get_location_text): ...this new function, rewriting
7996 it from nested ternary expressions to a sequence of "if"
7998 (default_diagnostic_start_span_fn): New function.
7999 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8000 (diagnostic_context::start_span): New field.
8001 (default_diagnostic_start_span_fn): New prototype.
8003 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8006 * gcc.c (driver::finalize): Fix cleanup of "specs".
8008 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8012 * gcc.c (driver::driver): Initialize m_option_suggestions.
8013 (driver::~driver): Clean up m_option_suggestions.
8014 (suggest_option): Convert to...
8015 (driver::suggest_option): ...this, and split out into
8016 driver::build_option_suggestions and find_closest_string.
8017 (driver::build_option_suggestions): New function, from
8018 first half of suggest_option. Special-case
8019 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8020 the sanitizer_opts array. For options of enum types, add the
8021 various enum values to the candidate strings.
8022 (driver::handle_unrecognized_options): Remove "const".
8023 * gcc.h (driver::handle_unrecognized_options): Likewise.
8024 (driver::build_option_suggestions): New decl.
8025 (driver::suggest_option): New decl.
8026 (driver::m_option_suggestions): New field.
8027 * opts-common.c (add_misspelling_candidates): New function.
8028 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8029 and make non-static.
8030 * opts.h (sanitizer_opts): New array decl.
8031 (add_misspelling_candidates): New function decl.
8032 * spellcheck.c (find_closest_string): New function.
8033 * spellcheck.h (find_closest_string): New function decl.
8035 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8037 PR rtl-optimization/69764
8038 PR rtl-optimization/69771
8039 * optabs.c (expand_binop_directly): For shift_optab_p, force
8040 convert_modes with VOIDmode if xop1 has VOIDmode.
8042 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8045 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8046 to correctly determine instrumentation thunks.
8048 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8051 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8052 type by reference, force lhs on the call.
8055 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8056 Compute retval and retbnd early in all cases if split_part_return_p
8057 and return_bb is not EXIT. Remove all clobber stmts and reset
8058 all debug stmts that refer to SSA_NAMEs defined in split part,
8059 except if it is retval, in that case replace the old retval with the
8060 lhs of the call to the split part.
8062 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8065 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8068 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8069 whose result is used in PHI.
8070 (maybe_optimize_range_tests): Likewise.
8071 (final_range_test_p): Likweise.
8073 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8076 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8077 whose result is used in PHI.
8078 (maybe_optimize_range_tests): Likewise.
8079 (final_range_test_p): Likweise.
8081 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8083 * cgraph.c: Spelling fixes - behaviour -> behavior and
8084 neighbour -> neighbor.
8085 * target.def: Likewise.
8086 * sel-sched.c: Likewise.
8087 * config/mips/mips.c: Likewise.
8088 * config/arc/arc.md: Likewise.
8089 * config/arm/cortex-a57.md: Likewise.
8090 * config/arm/arm.c: Likewise.
8091 * config/arm/neon.md: Likewise.
8092 * config/arm/arm-c.c: Likewise.
8093 * config/vms/vms-c.c: Likewise.
8094 * config/s390/s390.c: Likewise.
8095 * config/i386/znver1.md: Likewise.
8096 * config/i386/i386.c: Likewise.
8097 * config/ia64/hpux-unix2003.h: Likewise.
8098 * config/msp430/msp430.md: Likewise.
8099 * config/rx/rx.c: Likewise.
8100 * config/rx/rx.md: Likewise.
8101 * config/aarch64/aarch64-simd.md: Likewise.
8102 * config/aarch64/aarch64.c: Likewise.
8103 * config/nvptx/nvptx.c: Likewise.
8104 * config/bfin/bfin.c: Likewise.
8105 * config/cris/cris.opt: Likewise.
8106 * config/rs6000/rs6000.c: Likewise.
8107 * target.h: Likewise.
8108 * spellcheck.c: Likewise.
8109 * ira-build.c: Likewise.
8110 * tree-inline.c: Likewise.
8111 * builtins.c: Likewise.
8112 * lra-constraints.c: Likewise.
8113 * explow.c: Likewise.
8114 * hwint.h: Likewise.
8115 * targhooks.c: Likewise.
8116 * tree-vect-data-refs.c: Likewise.
8118 * doc/tm.texi: Likewise.
8119 * doc/extend.texi: Likewise.
8120 * doc/install.texi: Likewise.
8121 * doc/md.texi: Likewise.
8122 * tree-ssa-tail-merge.c: Likewise.
8123 * sched-int.h: Likewise.
8124 * match.pd: Likewise.
8125 * sched-ebb.c: Likewise.
8126 * target.def (omit_struct_return_reg): Likewise.
8127 * gimple-ssa-isolate-paths.c: Likewise.
8128 (find_implicit_erroneous_behaviour): Renamed to...
8129 (find_implicit_erroneous_behavior): ... this.
8130 (find_explicit_erroneous_behaviour): Renamed to...
8131 (find_explicit_erroneous_behavior): ... this.
8132 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8134 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8136 PR rtl-optimization/64682
8137 PR rtl-optimization/69567
8138 PR rtl-optimization/69737
8139 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8140 in I2 as well, just lose it.
8142 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8144 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8146 (aarch64_last_printed_tune_string): Likewise.
8147 (aarch64_declare_function_name): Only output .arch assembler
8148 directive if it will be different from the previously output
8149 directive. Same for .tune comment but only if -dA is set.
8150 (aarch64_start_file): New function.
8151 (TARGET_ASM_FILE_START): Define.
8153 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8156 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8158 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8161 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8162 -Wmaybe-uninitialized warning.
8164 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8167 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8169 2016-02-11 Richard Biener <rguenther@suse.de>
8171 PR rtl-optimization/69291
8172 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8173 subexpressions affected by changing the result.
8175 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8178 * lra-constraints.c (curr_insn_transform): Find in/out operands
8179 for secondary memory moves. Update dups.
8181 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8183 PR tree-optimization/69652
8184 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8185 to nested loop, did source re-formatting, skip debug statements,
8186 add check on statement with volatile operand, remove dead scalar
8189 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8190 Patrick Palka <ppalka@gcc.gnu.org>
8194 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8195 calls if the return type is TREE_ADDRESSABLE.
8196 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8197 * ipa-split.c (split_function): Fix doubled "we" in comment.
8198 Use void return type for the split part even if
8199 !split_point->split_part_set_retval.
8201 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8203 PR tree-optimization/68021
8204 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8205 when computing the value of biv cand by itself.
8207 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8209 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8210 (cortexa57_tunings): Likewise.
8211 (cortexa72_tunings): Likewise.
8212 (arch_macro_fusion_pair_p): Add support for AES fusion.
8213 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8214 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8215 Allow virtual registers before reload so early scheduling works.
8216 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8217 correct latency and pipeline.
8218 (cortex_a57_crypto_complex): Likewise.
8219 (cortex_a57_crypto_xor): Likewise.
8220 (define_bypass): Add AES bypass.
8222 2016-02-10 Richard Biener <rguenther@suse.de>
8224 PR tree-optimization/69726
8225 * passes.def: Add DCE pass before late uninit.
8226 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8227 really fixup if-conversions job.
8229 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8231 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8232 (arm_cortex_a57_tune): Likewise.
8233 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8234 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8236 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8238 * timevar.def (TV_PHASE_DBGINFO): Delete.
8239 (TV_PHASE_CHECK_DBGINFO): Likewise.
8240 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8242 2016-02-10 Richard Biener <rguenther@suse.de>
8244 PR tree-optimization/69719
8245 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8246 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8248 2016-02-09 Andrew Pinski <apinski@cavium.com>
8251 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8252 get_vcond_mask_icode returns false.
8254 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8257 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8258 an ADDIS that adds a pointer to a large constant that sets the
8259 upper16 bits with a load operation.
8261 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8264 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8266 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8268 (vzipq_s16): Likewise.
8269 (vzipq_s32): Likewise.
8270 (vzipq_f32): Likewise.
8271 (vzipq_u8): Likewise.
8272 (vzipq_u16): Likewise.
8273 (vzipq_u32): Likewise.
8274 (vzipq_p8): Likewise.
8275 (vzipq_p16): Likewise.
8277 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8280 * config/arm/arm.c (neon_endian_lane_map): New function.
8281 (neon_vector_pair_endian_lane_map): New function.
8282 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8283 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8285 (vuzpq_s16): Likewise.
8286 (vuzpq_s32): Likewise.
8287 (vuzpq_f32): Likewise.
8288 (vuzpq_u8): Likewise.
8289 (vuzpq_u16): Likewise.
8290 (vuzpq_u32): Likewise.
8291 (vuzpq_p8): Likewise.
8292 (vuzpq_p16): Likewise.
8294 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8297 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8300 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8302 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8303 truncate const_int operand 1 to QImode.
8305 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8307 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8308 corresponding to an abnormal edge.
8310 2016-02-09 Tom de Vries <tom@codesourcery.com>
8312 PR tree-optimization/69599
8313 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8315 (find_func_aliases_for_builtin_call, find_func_clobbers)
8316 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8319 2016-02-09 Richard Biener <rguenther@suse.de>
8321 PR tree-optimization/69715
8322 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8323 LHS on calls as non-rewritable.
8325 2016-02-09 Tom de Vries <tom@codesourcery.com>
8328 * lto-wrapper.c (append_diag_options): New function.
8329 (compile_offload_image): Call append_diag_options.
8331 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8334 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8335 Minor copy-edit to fix verb tenses.
8337 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8339 PR tree-optimization/69209
8340 * ipa-split.c (split_function): If split part is not
8341 returning retval, retval has gimple type but is not
8342 gimple value, force it into a SSA_NAME first.
8344 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8346 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8349 2016-02-08 Jason Merrill <jason@redhat.com>
8352 * convert.c (convert_to_integer_1): Check dofold on truncation
8354 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8355 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8356 Rename from *_nofold.
8357 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8358 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8360 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8363 * tree.c (build_common_tree_nodes): Remove short_double argument.
8364 All callers changed.
8365 * tree.h (build_common_tree_nodes): Adjust declaration.
8366 * doc/invoke.texi (-fshort-double): Remove documentation.
8367 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8368 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8369 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8370 (append_linker_options): Don't handle OPT_fshort_double.
8372 PR rtl-optimization/68730
8373 * lra-remat.c (insn_to_cand_activation): New static variable.
8374 (lra_remat): Allocate and free it.
8375 (create_cand): New arg activation. Initialize a field in
8376 insn_to_cand_activation if it is nonnull.
8377 (create_cands): Pass the activation insn to create_cand when making
8378 a candidate involving an output reload. Reorganize code a little.
8379 (do_remat): Keep track of active status of candidates in a separate
8382 2016-02-08 Richard Biener <rguenther@suse.de>
8384 PR tree-optimization/69719
8385 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8386 Properly use absolute of the difference of the two offsets to
8387 compare or adjust the segment length.
8389 2016-02-08 Richard Biener <rguenther@suse.de>
8390 Jeff Law <law@redhat.com>
8393 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8394 types for anonymous SSA names.
8396 2016-02-08 Richard Biener <rguenther@suse.de>
8398 PR rtl-optimization/69274
8399 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8401 2016-02-08 Jeff Law <law@redhat.com>
8403 PR tree-optimization/65917
8404 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8405 equivalences from if (x == y) style conditionals.
8406 (loop_depth_of_name): Remove.
8407 (record_equality): Remove loop depth check.
8408 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8409 (const_and_copies::record_const_or_copy_raw): New member function.
8410 * tree-ssa-scopedtables.c
8411 (const_and_copies::record_const_or_copy_raw): New, factored out of
8412 (const_and_copies::record_const_or_copy): Call new member function.
8414 2016-02-05 Jeff Law <law@redhat.com>
8416 PR tree-optimization/68541
8417 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8418 (count_stmts_in_block): New function.
8419 (poor_ifcvt_candidate_code): Likewise.
8420 (is_feasible_trace): Add some heuristics to determine when path
8421 splitting is profitable.
8422 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8423 is a diamond with a single exit.
8425 2016-02-05 Martin Sebor <msebor@redhat.com>
8428 * doc/invoke.texi: Update -Wplacement-new to take an optional
8431 2016-02-06 Richard Henderson <rth@redhat.com>
8434 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8435 out of non-standard address spaces.
8437 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8439 PR rtl-optimization/69691
8440 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8442 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8444 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8445 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8446 (*ieee128_mfvsrd_64bit): Likewise.
8447 (*ieee128_mfvsrd_32bit): Likewise.
8449 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8453 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8455 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8456 instrumented_version.
8458 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8460 * doc/invoke.texi (Optimize Options): In table of --param options
8461 rename second occurrence of tracer-min-branch-ratio to
8462 tracer-min-branch-probability, rename
8463 tracer-min-branch-ratio-feedback to
8464 tracer-min-branch-probability-feedback and clarify description,
8465 rename sched-spec-state-edge-prob-cutoff to
8466 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8467 to selsched-insns-to-rename, rename lto-minpartition to
8468 lto-min-partition, delete reorder-blocks-duplicate and
8469 reorder-blocks-duplicate-feedback.
8471 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8473 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8476 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8478 * doc/extend.texi: S/390: Correct some typos.
8480 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8482 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8484 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8487 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8488 (s390_register_info_gprtofpr): Use new macros above.
8489 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8491 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8492 its name. Adjust restore and save gpr ranges.
8493 (s390_register_info_set_ranges): New function.
8494 (s390_register_info): Use new macros above. Call
8495 s390_register_info_set_ranges.
8496 (s390_optimize_register_info): Likewise.
8497 (s390_hard_regno_rename_ok): Use new macros.
8498 (s390_hard_regno_scratch_ok): Likewise.
8499 (s390_emit_epilogue): Likewise.
8500 (s390_can_use_return_insn): Likewise.
8501 (s390_optimize_prologue): Likewise.
8502 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8504 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8507 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8509 (ix86_option_override_internal): Disable TARGET_STV even for
8510 -m{incoming,preferred}-stack-boundary=3.
8512 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8514 * config.gcc: Mark deprecated rtems targets as obsolete.
8516 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8518 PR rtl-optimization/64682
8519 PR rtl-optimization/69567
8520 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8521 before I2 only if the register is both used and set in I2.
8523 2016-02-04 DJ Delorie <dj@redhat.com>
8525 * config/msp430/msp430.c (msp430_start_function): Add function type.
8527 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8530 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8532 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8534 PR rtl-optimization/69577
8536 2015-10-29 Richard Henderson <rth@redhat.com>
8540 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8541 sse check to the exact conditions of PR 67609.
8543 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8546 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8547 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8548 not allowed into the traditional Altivec registers.
8549 (movtd_64bit_nodm): Likewise.
8550 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8552 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8554 * config/aarch64/cortex-a57-fma-steering.c
8555 (aarch64_register_fma_steering): Remove "static" from arguments
8558 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8561 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8564 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8566 * doc/invoke.texi: Delete -mno-fma4.
8568 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8570 PR rtl-optimization/69577
8571 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8572 (find_subregs_of_mode): Update accordingly. Iterate over partial
8575 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8577 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8578 * config/arm/arm.c (neon_reinterpret): Remove.
8579 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8580 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8581 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8582 vreinterpretti): Remove.
8583 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8584 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8585 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8586 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8587 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8588 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8589 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8590 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8591 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8592 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8593 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8594 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8595 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8596 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8597 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8598 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8599 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8600 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8601 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8602 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8603 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8604 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8605 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8606 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8607 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8608 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8609 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8610 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8611 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8612 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8613 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8614 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8615 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8616 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8617 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8618 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8619 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8620 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8621 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8622 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8623 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8624 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8625 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8626 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8627 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8628 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8629 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8630 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8631 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8632 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8633 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8634 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8635 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8636 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8637 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8638 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8639 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8640 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8641 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8642 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8643 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8644 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8645 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8646 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8647 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8648 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8649 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8650 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8651 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8652 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8653 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8654 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8655 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8656 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8657 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8658 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8659 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8660 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8661 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8662 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8663 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8664 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8665 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8666 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8667 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8668 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8669 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8670 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8671 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8672 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8673 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8674 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8675 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8676 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8677 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8678 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8679 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8680 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8681 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8682 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8683 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8684 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8685 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8687 2016-02-04 Martin Liska <mliska@suse.cz>
8690 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8691 that are gimple_store_p.
8692 (maybe_instrument_call): Likewise.
8694 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8696 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8697 register scaling out of memory reference and comment why.
8699 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8703 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8704 folding the source of a SET.
8706 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8710 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8711 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8713 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8717 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8720 2016-02-04 Christian Bruel <christian.bruel@st.com>
8722 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8723 * config/arm/arm.c (arm_set_current_function): Likewise.
8725 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8726 Ilya Enkovich <enkovich.gnu@gmail.com>
8727 H.J. Lu <hongjiu.lu@intel.com>
8730 * config/i386/i386.c (convert_scalars_to_vector): Remove
8731 stack alignment fixes.
8732 (ix86_option_override_internal): Disable TARGET_STV if stack
8733 might not be aligned enough.
8734 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8736 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8738 * gcc/config/i386/x86-tune.def: Disable default prefetching
8741 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8742 Vladimir Makarov <vmakarov@redhat.com>
8745 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8746 in validating fused toc addresses.
8748 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8751 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8752 range->m_caret fields if range->m_show_caret_p is false.
8755 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8756 Force oldval into register if it does not satisfy reg_or_short_operand
8757 predicate. Fix up formatting.
8759 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8760 Alexandre Oliva <aoliva@redhat.com>
8763 * lra-constraints.c (simplify_operand_subreg): Check additionally
8764 address validity after potential reloading.
8765 (process_address_1): Check insns validity. In case of failure do
8768 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8771 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8774 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8776 * wide-int.cc (canonize_uhwi): New function.
8777 (wi::divmod_internal): Use it.
8779 2016-02-02 James Norris <jnorris@codesourcery.com
8781 * gimplify.c (omp_notice_variable): Add usage check.
8783 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8785 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8786 like LE, GE, LT, GT when emitting relational operator.
8788 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8790 * ira-costs.c (find_costs_and_classes): Add extra argument.
8791 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8792 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8793 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8794 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8795 Add best_class parameter, and return it if not ALL_REGS.
8796 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8798 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8801 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8803 * config/aarch64/aarch64.c
8804 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8805 (aarch64_ira_change_pseudo_allocno_class): New function.
8807 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8810 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8812 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8814 * config/avr/avr.c (avr_option_override): Set
8815 PARAM_ALLOW_STORE_DATA_RACES to 1.
8817 2016-02-02 Richard Biener <rguenther@suse.de>
8819 PR tree-optimization/69595
8820 * match.pd: Add range test simplifications to true/false.
8822 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8824 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8825 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8828 2016-02-02 Richard Biener <rguenther@suse.de>
8830 PR tree-optimization/69606
8831 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8832 info on the result before moving a stmt.
8834 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8837 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8838 branch with vector comparison.
8839 * config/i386/sse.md (VI48_AVX): New mode iterator.
8840 (define_expand "cbranch<mode>4): Add support for conditional branch
8841 with vector comparison.
8842 * tree-vect-loop.c (optimize_mask_stores): New function.
8843 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8844 has_mask_store field of vect_info.
8845 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8846 vectorized loops having masked stores after vec_info destroy.
8847 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8848 correspondent macros.
8849 (optimize_mask_stores): Add prototype.
8851 2016-02-02 Alan Modra <amodra@gmail.com>
8854 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8857 2016-02-02 Alan Modra <amodra@gmail.com>
8860 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8861 whenever toc_label_name used.
8862 (rs6000_file_start): Don't set up toc section here,
8863 (rs6000_output_function_epilogue): do so here instead,
8864 (rs6000_xcoff_file_start): and here.
8865 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8866 (load_toc_aix_di): Likewise.
8868 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8870 PR rtl-optimization/69592
8871 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8872 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8873 (num_sign_bit_copies_binary_arith_p): New inline function.
8874 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8876 2016-02-01 Jeff Law <law@redhat.com>
8878 PR tree-optimization/69580
8879 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8880 * tree-ssa-threadbackward.c
8881 (fsm_find_control_statement_thread_paths): Do not try to walk
8882 through large PHI nodes.
8884 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8886 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8887 when count is incremented above limit, don't analyze further
8890 * omp-low.c (oacc_parse_default_dims): Avoid
8891 -Wsign-compare warning, make sure value fits into int
8892 rather than just unsigned int.
8894 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8896 PR tree-optimization/67921
8897 * fold-const.c (split_tree): New parameters. Convert pointer
8898 type variable part to proper type before negating.
8899 (fold_binary_loc): Pass new arguments to split_tree.
8901 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8903 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8904 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8905 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8906 * doc/tm.texti: Rebuilt.
8907 * doc/invoke.texi (fopenacc-dim): Document.
8908 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8909 (append_compiler_options): Likewise.
8910 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8911 (oacc_parse_default_dims): New.
8912 (oacc_validate_dims): Add USED arg. Select non-unity default when
8914 (oacc_loop_fixed_partitions): Return mask of used partitions.
8915 (oacc_loop_auto_partitions): Emit dump info.
8916 (oacc_loop_partition): Return mask of used partitions.
8917 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8918 loop partitioning and validation calls.
8920 2016-02-01 Richard Biener <rguenther@suse.de>
8923 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8925 2016-02-01 Richard Biener <rguenther@suse.de>
8927 PR tree-optimization/69574
8928 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8929 of asserting return chrec_dont_know.
8931 2016-02-01 Martin Liska <mliska@suse.cz>
8933 * mem-stats-traits.h: Add copyright header.
8934 * mem-stats.h: Likewise.
8936 2016-02-01 Richard Biener <rguenther@suse.de>
8938 PR tree-optimization/69579
8939 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8940 Do not propagate through abnormal PHI results.
8942 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8944 * postreload.c (reload_cse_simplify): Remove dead code.
8946 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8948 PR rtl-optimization/69570
8949 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8950 if there is more than one set, not if there is a single set.
8952 2016-02-01 Richard Henderson <rth@redhat.com>
8955 * combine.c (make_compound_operation): When looking through a
8956 subreg, make sure to re-extend to the width of the outer mode.
8958 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8960 PR tree-optimization/69546
8961 * wide-int.cc (wi::divmod_internal): For unsigned division
8962 where both operands fit into uhwi, if o1 is 1 and o0 has
8963 msb set, if divident_prec is larger than bits per hwi,
8964 clear another quotient word and return 2 instead of 1.
8965 Similarly for remainder with msb in HWI set, if dividend_prec
8966 is larger than bits per hwi.
8968 2016-01-29 Martin Jambor <mjambor@suse.cz>
8970 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8971 Use short lowercase names.
8972 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8973 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8974 acq_rel one. Protect warning agains segfaults if
8975 get_memory_order_name returns NULL.
8976 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8977 with release semantics. Do not warn if get_memory_order already did.
8978 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8979 semantics. Fix check for relaxed or acquire semantics. Do not warn
8980 if get_memory_order already did.
8982 2016-01-29 Sebastian Pop <s.pop@samsung.com>
8984 * doc/install.texi: Document that isl-0.16 is supported.
8986 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
8989 * config/i386/constraints.md (Bm): Describe as special memory
8991 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
8992 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
8993 * genpreds.c (struct constraint_data): Add is_special_memory.
8994 (have_special_memory_constraints, special_memory_start): New
8996 (special_memory_end): Ditto.
8997 (add_constraint): Add new arg is_special_memory. Add code to
8998 process its true value. Update have_special_memory_constraints.
8999 (process_define_constraint): Pass the new arg.
9000 (process_define_register_constraint): Ditto.
9001 (choose_enum_order): Process special memory.
9002 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9003 function insn_extra_special_memory_constraint.
9004 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9005 * gensupport.c (process_rtx): Process
9006 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9007 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9008 * ira-lives.c (single_reg_class): Use
9009 insn_extra_special_memory_constraint.
9010 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9011 * lra-constraints.c (process_alt_operands): Ditto.
9012 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9013 * recog.c (asm_operand_ok, preprocess_constraints): Process
9015 * reload.c (find_reloads): Ditto.
9016 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9017 * stmt.c (parse_input_constraint): Use
9018 insn_extra_special_memory_constraint.
9020 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9023 * lra-splill.c (lra_final_code_change): Revert r229087 by
9024 removing all sub-registers.
9026 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9029 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9031 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9034 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9035 SSE1, copy target into the temporary reg first before recursing
9038 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9040 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9043 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9045 * ginclude/stdarg.h: Test __cplusplus instead of
9046 __GXX_EXPERIMENTAL_CXX0X__.
9048 2016-01-29 Richard Biener <rguenther@suse.de>
9050 PR tree-optimization/69547
9051 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9052 Do not mark clobbers necessary.
9053 (mark_all_reaching_defs_necessary_1): Likewise.
9055 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9057 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9058 declaration name with %qs and print it in both error messages.
9059 Also fix indentation.
9061 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9064 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9065 trailing blank line from error message.
9067 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9070 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9073 2016-01-29 Richard Biener <rguenther@suse.de>
9076 * match.pd: Allow all integral types when simplifying a
9077 widening or sign-changing conversion.
9079 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9081 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9082 back to setting codegen_error to fail codegen.
9084 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9087 * config/i386/constraints.md (C): Only accept constant zero operand.
9088 (BC): New constraint.
9089 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9090 instead of C constraint.
9091 * doc/md.texi (Machine Constraints): Update description
9094 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9097 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9099 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9102 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9105 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9107 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9108 branches if using guessed profile.
9110 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9112 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9114 2016-01-28 Richard Henderson <rth@redhat.com>
9117 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9118 * config/aarch64/aarch64-protos.h: Update.
9119 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9120 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9121 (aarch64_get_condition_code_1): Handle CC_Cmode.
9122 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9123 (*add<mode>3_compareC_cconly_imm): New.
9124 (*add<mode>3_compareC_cconly): New.
9125 (*add<mode>3_compareC_imm): New.
9126 (add<mode>3_compareC): New.
9127 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9128 to be first. Use aarch64_carry_operation.
9129 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9130 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9131 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9132 (subti3): Use subdi3_compare1.
9133 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9134 (sub<mode>3_compare1): New.
9135 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9136 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9137 (*subsi3_carryin_uxtw): Likewise.
9138 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9139 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9140 * config/aarch64/iterators.md (DWI): New.
9141 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9142 (aarch64_borrow_operation): New.
9144 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9146 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9147 message when isl does not return a valid schedule.
9149 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9151 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9152 Remove comments from class declarations: they are already in the code
9155 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9157 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9159 (ternary_op_to_tree): Same.
9160 (unary_op_to_tree): Same.
9161 (nary_op_to_tree): Same.
9162 (gcc_expression_from_isl_expr_op): Same.
9163 (gcc_expression_from_isl_expression): Same.
9164 (graphite_create_new_loop): Same.
9165 (graphite_create_new_loop_guard): Same.
9166 (build_iv_mapping): Same.
9167 (graphite_create_new_guard): Same.
9168 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9169 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9171 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9173 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9174 instead of setting codegen_error to fail codegen.
9176 2016-01-28 Jason Merrill <jason@redhat.com>
9178 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9180 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9182 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9183 Remove CONST_INT_P check in CCMP cost calculation.
9185 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9187 * config/aarch64/aarch64.c (generic_vector_cost):
9188 Set vec_permute_cost.
9189 (cortexa57_vector_cost): Likewise.
9190 (exynosm1_vector_cost): Likewise.
9191 (xgene1_vector_cost): Likewise.
9192 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9193 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9194 Add vec_permute_cost entry.
9196 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9198 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9200 (add<mode>3_compare0): Likewise.
9201 (addsi3_compare0_uxtw): Likewise.
9202 (add<mode>3nr_compare0): Likewise.
9203 (compare_neg<mode>): Likewise.
9204 (<optab><mode>3): Likewise.
9206 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9208 * tree-vect-stmts.c (vectorizable_comparison): Add
9209 NULL check for vectype.
9211 2016-01-28 Richard Biener <rguenther@suse.de>
9213 PR tree-optimization/69466
9214 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9215 Account for PHIs we couldn't duplicate.
9217 2016-01-28 Martin Liska <mliska@suse.cz>
9220 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9221 instead of ENABLE_VALGRIND_CHECKING.
9223 2016-01-27 Richard Henderson <rth@redhat.com>
9226 * lra-remat.c (subreg_regs): New.
9227 (dump_candidates_and_remat_bb_data): Dump it.
9228 (operand_to_remat): Reject if operand in subreg_regs.
9229 (set_bb_regs): Collect subreg_regs.
9230 (lra_remat): Init and free subreg_regs. Compute
9231 calculate_local_reg_remat_bb_data before create_cands.
9233 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9236 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9237 change stack_alignment_needed for __tls_get_addr call.
9239 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9241 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9243 2016-01-27 Jeff Law <law@redhat.com>
9245 PR tree-optimization/68398
9246 PR tree-optimization/69196
9247 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9248 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9249 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9250 Only count PHIs in the last block in the path. The others will
9251 const/copy propagate away. Add heuristic to allow more irreducible
9252 subloops to be created when it is likely profitable to do so.
9254 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9255 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9256 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9258 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9261 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9262 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9263 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9264 * tree-streamer-in.c: Include asan.h.
9265 (streamer_get_builtin_tree): For builtins in sanitizer
9266 range call initialize_sanitizer_builtins and retry.
9268 2016-01-27 Ian Lance Taylor <iant@google.com>
9270 * common.opt (fkeep-gc-roots-live): New undocumented option.
9271 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9272 -fkeep-gc-roots-live, skip pointers.
9273 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9276 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9279 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9280 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9282 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9285 * configure.ac: NetBSD provides SSP in its C library.
9286 * configure: Updated.
9288 2016-01-27 Richard Biener <rguenther@suse.de>
9290 PR tree-optimization/69166
9291 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9292 reduction code for commutativity / associativity.
9294 2016-01-27 Martin Jambor <mjambor@suse.cz>
9296 PR tree-optimization/69355
9297 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9298 total_scalarization fails.
9300 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9302 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9305 2016-01-27 Christian Bruel <christian.bruel@st.com>
9308 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9309 Move arm_reset_previous_fndecl and set_target_option_current_node in
9310 the conditional part. Call save_restore_target_globals.
9311 * config/arm/arm.c (arm_set_current_function):
9312 Refactor to better support #pragma target and attribute mix.
9313 Call save_restore_target_globals.
9314 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9316 2016-01-27 Martin Liska <mliska@suse.cz>
9318 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9319 reference for an HSA kernel and its host function.
9321 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9323 PR tree-optimization/69399
9324 * wide-int.h (wi::lrshift): For larger precisions, only
9325 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9327 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9329 * config/arc/predicates.md (proper_comparison_operator): Reject
9330 constant-constant comparison.
9332 2016-01-26 Tom de Vries <tom@codesourcery.com>
9334 PR tree-optimization/69110
9335 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9336 DR_NUM_DIMENSIONS == 0.
9338 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9339 Sebastian Pop <s.pop@samsung.com>
9341 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9342 isl_ast_op_cond and isl_ast_op_select.
9343 (gcc_expression_from_isl_expr_op): Same.
9345 2016-01-26 Jason Merrill <jason@redhat.com>
9348 * tree.c (recompute_constructor_flags): Split out from
9350 (verify_constructor_flags): New.
9351 * tree.h: Declare them.
9353 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9355 PR rtl-optimization/69217
9356 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9357 are no TYPE_FIELDS set for the record type.
9359 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9362 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9363 toc_label_name unconditionally.
9364 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9365 SYMBOL_REF string. Use toc_label_name instead of constructing
9367 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9368 constructing LCTOC1.
9370 2016-01-26 Martin Sebor <msebor@redhat.com>
9373 * doc/extend.texi (Common Type Attributes): Move text that talks about
9374 attribute packed from attribute aligned to the section discussing
9375 the former attribute for clarity.
9377 2016-01-26 Richard Henderson <rth@redhat.com>
9380 * trans-mem.c (tm_region_init): Mark entry block as visited.
9382 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9385 * diagnostic-show-locus.c (layout::print_source_line): Replace
9386 call to pp_newline with call to layout::print_newline.
9387 (layout::print_annotation_line): Likewise.
9388 (layout::move_to_column): Likewise.
9389 (layout::print_any_fixits): After printing any fixits, print a
9390 trailing newline, if necessary.
9391 (layout::print_newline): New method, resetting any colorization
9393 (diagnostic_show_locus): Move the pp_newline to before the
9394 early bailout. Remove dummy block enclosing the layout instance.
9395 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9396 of pp_newline_and_flush with pp_flush.
9397 (diagnostic_append_note): Delete use of pp_newline.
9398 (diagnostic_append_note_at_rich_loc): Delete.
9399 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9400 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9401 when newline characters are added to the buffer.
9403 2016-01-26 Michael Matz <matz@suse.de>
9405 * configure.ac (ac_cv_std_swap_in_utility): New test.
9406 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9407 * configure: Regenerate.
9408 * config.in: Regenerate.
9410 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9412 * config/arc/arc.md (cstoresi4): Force operand into register.
9413 (arcset<code>): Fix predicate.
9414 (arcsetltu): Likewise.
9415 (arcsetgeu): Likewise.
9416 (arcsethi): Likewise.
9417 (arcsetls): Likewise.
9419 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9421 PR tree-optimization/69483
9422 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9423 if base has error_mark_node type.
9425 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9428 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9429 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9431 (vget_lane_f16): Handle big-endian.
9432 (vgetq_lane_f16): Likewise.
9433 (vset_lane_f16): Likewise.
9434 (vsetq_lane_f16): Likewise.
9435 * config/arm/iterators.md (VQXMOV): Add V8HF.
9436 (VDQ): Add V4HF and V8HF.
9437 (V_reg): Handle V4HF and V8HF.
9438 (Is_float_mode): Likewise.
9439 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9440 neon_vdup_nv8hf): New patterns.
9441 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9442 Use VD_LANE iterator.
9443 (neon_vld1_dup<mode>): Use VQ2 iterator.
9445 2016-01-26 Nathan Sidwell <nathan@acm.org>
9447 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9448 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9449 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9450 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9451 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9452 (oacc_validate_dims): Add LEVEL arg, don't return level.
9453 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9455 (execute_oacc_device_lower): Adjust, add more dump output.
9456 * tree-ssa-loop.c (gate_oacc_kernels): Use
9457 oacc_fn_attrib_kernels_p.
9458 * tree-parloops.c (create_parallel_loop): Adjust
9459 set_oacc_fn_attrib call.
9461 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9464 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9465 (append_compiler_options): Handle -fcilkplus.
9466 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9468 2016-01-26 Nick Clifton <nickc@redhat.com>
9471 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9472 been marked as DECL_ONE_ONLY but we do not the means to make it
9473 so, then do not allow it to bind locally.
9475 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9478 * opts.h (parse_sanitizer_options): New prototype.
9479 * opts.c (sanitizer_opts): New array.
9480 (parse_sanitizer_options): New function.
9481 (common_handle_option): Use parse_sanitizer_options.
9483 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9486 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9487 alignment adjustment to ...
9488 (ix86_update_stack_boundary): Here. Don't over-align stack for
9490 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9491 if __tls_get_addr is called.
9493 2016-01-26 Christian Bruel <christian.bruel@st.com>
9495 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9497 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9499 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9501 2016-01-26 Richard Biener <rguenther@suse.de>
9504 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9506 2016-01-26 Richard Biener <rguenther@suse.de>
9508 PR tree-optimization/69452
9509 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9510 (move_computations_dom_walker::before_dom_children): Rename
9512 (move_computations_worker): This.
9513 (move_computations): Perform an RPO rather than a DOM walk.
9515 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9518 * combine.c (combine_instructions): For REG_EQUAL note with
9519 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9520 to the underlying register.
9521 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9522 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9524 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9527 * config/aarch64/aarch64-builtins.c
9528 (aarch64_init_simd_builtin_types): Do not set structural
9529 equality to __Poly{8,16,64,128}_t types.
9531 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9533 PR tree-optimization/69400
9534 * wide-int.cc (wi_pack): Take the precision as argument and
9535 perform canonicalization here rather than in the callers.
9536 Use the main loop to handle all full-width HWIs. Add a
9537 zero HWI if in_len isn't a full result.
9538 (wi::divmod_internal): Update accordingly.
9539 (wi::mul_internal): Likewise. Simplify.
9541 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9542 Sebastian Pop <s.pop@samsung.com>
9544 * graphite-poly.c (apply_poly_transforms): Simplify.
9545 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9546 (print_isl_map): Same.
9547 (print_isl_union_map): Same.
9548 (print_isl_schedule): New.
9549 (debug_isl_schedule): New.
9550 * graphite-dependences.c (scop_get_reads): Do not call
9551 isl_union_map_add_map that is undocumented isl functionality.
9552 (scop_get_must_writes): Same.
9553 (scop_get_may_writes): Same.
9554 (scop_get_original_schedule): Remove.
9555 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9556 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9557 (compute_deps): Remove.
9558 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9559 (debug_schedule_ast): New.
9560 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9561 set_separate_option.
9562 (graphite_regenerate_ast_isl): Add dump.
9563 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9564 from scop->transformed_schedule.
9565 (graphite_regenerate_ast_isl): Add more dump.
9566 * graphite-optimize-isl.c (optimize_isl): Set
9567 scop->transformed_schedule. Check whether schedules are equal.
9568 (apply_poly_transforms): Move here.
9569 * graphite-poly.c (apply_poly_transforms): ... from here.
9570 (free_poly_bb): Static.
9571 (free_scop): Static.
9572 (pbb_number_of_iterations_at_time): Remove.
9573 (print_isl_ast): New.
9574 (debug_isl_ast): New.
9575 (debug_scop_pbb): New.
9576 * graphite-scop-detection.c (print_edge): Move.
9578 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9579 (build_scop_scattering): Remove.
9580 (create_pw_aff_from_tree): Assert instead of bailing out.
9581 (add_condition_to_pbb): Remove unused code, do not fail.
9582 (add_conditions_to_domain): Same.
9583 (add_conditions_to_constraints): Remove.
9584 (build_scop_context): New.
9585 (add_iter_domain_dimension): New.
9586 (build_iteration_domains): Initialize pbb->iterators.
9587 Call add_conditions_to_domain.
9590 (index_outermost_in_loop): New.
9591 (index_pbb_in_loop): New.
9592 (outermost_pbb_in): New.
9593 (add_in_sequence): New.
9594 (add_outer_projection): New.
9595 (outer_projection_mupa): New.
9596 (add_loop_schedule): New.
9597 (build_schedule_pbb): New.
9598 (build_schedule_loop): New.
9599 (embed_in_surrounding_loops): New.
9600 (build_schedule_loop_nest): New.
9601 (build_original_schedule): New.
9602 (build_poly_scop): Call build_original_schedule.
9603 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9604 (free_poly_dr): Remove.
9605 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9606 (free_poly_bb): Remove.
9607 (debug_loop_vec): Remove.
9608 (print_isl_ast): Declare.
9609 (debug_isl_ast): Declare.
9610 (scop_do_interchange): Remove.
9611 (scop_do_strip_mine): Remove.
9612 (scop_do_block): Remove.
9613 (flatten_all_loops): Remove.
9614 (optimize_isl): Remove.
9615 (pbb_number_of_iterations_at_time): Remove.
9616 (debug_scop_pbb): Declare.
9617 (print_schedule_ast): Declare.
9618 (debug_schedule_ast): Declare.
9619 (struct scop): Remove schedule. Add original_schedule,
9620 transformed_schedule.
9621 (free_gimple_poly_bb): Remove.
9622 (print_generated_program): Remove.
9623 (debug_generated_program): Remove.
9624 (unify_scattering_dimensions): Remove.
9625 * sese.c (print_edge): ... here.
9626 (print_sese): ... here.
9627 (debug_edge): ... here.
9628 (debug_sese): ... here.
9629 * sese.h (print_edge): Declare.
9630 (print_sese): Declare.
9631 (dump_edge): Declare.
9632 (dump_sese): Declare.
9634 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9635 Sebastian Pop <s.pop@samsung.com>
9637 * Makefile.in: Set ISLVER in site.exp.
9639 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9641 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9642 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9643 through DECL_VALUE_EXPR for expansion.
9645 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9647 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9648 the frame info after reload completed.
9650 2016-01-25 Jeff Law <law@redhat.com>
9652 PR tree-optimization/69196
9653 PR tree-optimization/68398
9654 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9655 tree-ssa-threadupdate.c.
9656 (determine_bb_domination_status): Prototype
9657 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9658 (determine_bb_domination_status): No longer static.
9659 (valid_jump_thread_path): Remove code to detect characteristics
9660 of the jump thread path not associated with correctness.
9661 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9662 Correct test for thread path length. Count PHIs for real operands as
9663 statements that need to be copied. Do not count ASSERT_EXPRs.
9664 Look at all the blocks in the thread path. Compute and selectively
9665 filter thread paths based on threading through the latch, threading
9666 a multiway branch or crossing a multiway branch.
9668 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9670 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9671 decl with __attribute__ ((unused)) annotation.
9673 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9676 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9677 of operands is compatible with a statement vectype.
9679 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9681 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9682 improve wording for mixed storage order support.
9684 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9686 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9687 (vcvt_u64_f64): Likewise.
9688 (vcvta_s64_f64): Likewise.
9689 (vcvta_u64_f64): Likewise.
9690 (vcvtm_s64_f64): Likewise.
9691 (vcvtm_u64_f64): Likewise.
9692 (vcvtn_s64_f64): Likewise.
9693 (vcvtn_u64_f64): Likewise.
9694 (vcvtp_s64_f64): Likewise.
9695 (vcvtp_u64_f64): Likewise.
9697 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9699 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9700 (arc_init): Check validity mll64 option.
9701 (arc_save_restore): Use double load/store instruction.
9702 (arc_expand_movmem): Likewise.
9703 (arc_split_move): Don't split if we have double load/store
9704 instructions. Returns a boolean.
9705 (arc_process_double_reg_moves): Change function to return boolean
9706 instead of a sequence of instructions.
9707 (arc_dwarf_register_span): New function.
9708 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9709 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9710 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9711 (*movdf_insn): Likewise.
9712 * config/arc/arc.opt (mll64): New option.
9713 * config/arc/predicates.md (even_register_operand): New predicate.
9714 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9716 2016-01-25 Richard Biener <rguenther@suse.de>
9719 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9720 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9722 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9724 2016-01-25 Richard Biener <rguenther@suse.de>
9726 PR tree-optimization/69376
9727 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9729 (VN_INFO_ANTI_RANGE_P): New inline.
9730 (VN_INFO_RANGE_TYPE): Likewise.
9731 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9732 SSA_NAME_ANTI_RANGE_P.
9733 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9734 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9735 Properly query VN_INFO_RANGE_TYPE.
9737 2016-01-25 Nick Clifton <nickc@redhat.com>
9740 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9742 2016-01-23 Tom de Vries <tom@codesourcery.com>
9744 PR tree-optimization/69426
9745 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9748 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9750 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9751 "the the" with "the" in the comments.
9752 * ipa-devirt.c (build_type_inheritance_graph,
9753 update_type_inheritance_graph): Likewise.
9754 * tree.c (build_function_type_list_1): Likewise.
9755 * cfgloopmanip.c (scale_loop_profile): Likewise.
9756 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9757 * gimple-ssa-split-paths.c
9758 (find_block_to_duplicate_for_splitting_paths): Likewise.
9759 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9760 * expr.c (convert_move): Likewise.
9761 * var-tracking.c (vt_stack_adjustments): Likewise.
9762 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9763 * tree-vrp.c (test_for_singularity): Likewise.
9765 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9766 directly instead of building a temporary tree.
9769 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9770 remove <algorithm> include.
9772 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9775 * config/i386/i386.c: Include dojump.h.
9776 (expand_small_movmem_or_setmem,
9777 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9779 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9780 if dynamic_check != -1.
9782 2016-01-21 Jeff Law <law@redhat.com>
9785 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9786 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9787 into dominated_by_p.
9788 (cprop_into_successor_phis): Avoid unnecessary tests.
9790 2016-01-22 Richard Henderson <rth@redhat.com>
9793 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9794 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9796 2016-01-22 Michael Matz <matz@suse.de>
9798 * system.h (string, algorithm): Include only conditionally.
9799 (new): Include always under C++.
9800 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9801 * final.c (toplevel): Ditto.
9802 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9803 * genconditions.c (write_header): Make gencondmd.c define
9805 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9807 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9808 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9810 2016-01-22 Christian Bruel <christian.bruel@st.com>
9813 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9815 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9818 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9819 define_insn_and_split. Ensure operands[1] and operands[0] do not
9820 get assigned the same register.
9822 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9824 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9826 2016-01-22 Christian Bruel <christian.bruel@st.com>
9828 * config/arm/arm-c.c (arm_pragma_target_parse):
9829 Remove warn_builtin_macro_redefined overwrite.
9831 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9833 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9834 flag_non_call_exceptions compatibility.
9836 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9839 * dwarf2out.c (add_child_die_after): New function.
9840 (dwarf_qual_info_t): New type.
9841 (dwarf_qual_info): New variable.
9842 (qualified_die_p): New function.
9843 (modified_type_die): For -fdebug-types-section, ensure
9844 canonical order of qualifiers. Put qualified DIEs adjacent
9845 to the corresponding non-qualified type DIE and search there
9846 for existing qualified DIEs.
9848 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9850 * doc/extend.texi (scalar_storage_order type attribute): Document
9851 restriction on type punning and aliasing, and remove future tense.
9853 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9856 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9859 2016-01-21 Jeff Law <law@redhat.com>
9862 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9863 useless call to record_temporary_equivalences.
9864 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9865 allocate 10 slots in the bb_path vector and let it grow as needed.
9866 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9869 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9871 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9873 * configure: Regenerate.
9875 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9877 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9878 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9880 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9883 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9884 drop EXPAND_INITIALIZER.
9885 * rtl.h (contains_symbolic_reference_p): Declare.
9886 * rtlanal.c (contains_symbolic_reference_p): New function.
9887 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9888 a subtraction into a NOT if symbolic constants are involved.
9890 2016-01-21 Anton Blanchard <anton@samba.org>
9891 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9894 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9896 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9899 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9901 * config/microblaze/microblaze.c
9902 (get_branch_target): New.
9903 (insert_wic_for_ilb_runout): New.
9905 (microblaze_machine_dependent_reorg): New.
9906 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9907 * config/microblaze/microblaze.md
9908 (UNSPEC_IPREFETCH): Define.
9909 (iprefetch): New pattern
9910 * config/microblaze/microblaze.opt
9911 (mxl-prefetch): New flag.
9913 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9915 * config/microblaze/microblaze.h
9916 (FIXED_REGISTERS): Update in macro.
9917 (CALL_USED_REGISTERS): Update in macro.
9919 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9921 PR rtl-optimization/68920
9922 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9925 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9927 PR rtl-optimization/68990
9928 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9929 pseudo instead of inheritance ones.
9931 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9932 Nick Clifton <nickc@redhat.com>
9936 * config/mips/mips.c (mips_compute_frame_info): Initialise
9937 args_size and hard_frame_pointer_offset fields of the frame
9938 structure before calling mips_global_pointer.
9940 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9942 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9944 * configure: Regenerate.
9946 2016-01-21 Richard Biener <rguenther@suse.de>
9948 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9950 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9952 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9953 to actually emit the .size directive.
9955 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9956 Jakub Jelinek <jakub@redhat.com>
9960 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9961 args array size by one to avoid buffer overflow.
9963 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9965 * config/s390/s390.md (pool_section_start): Use switch_to_section
9966 to select proper read-only data section instead of hardcoding
9968 (pool_section_end): Use switch_to_section to match the above.
9970 2016-01-21 Richard Biener <rguenther@suse.de>
9972 PR tree-optimization/69378
9973 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9974 (set_ssa_val_to): Use it for dominance checks taking into
9975 account not executable edges.
9977 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9980 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9981 for bitsize instead of GET_MODE_PRECISION (mode).
9983 2016-01-20 Martin Sebor <msebor@redhat.com>
9986 * extend.texi (__sync Builtins): Clarify the semantics of
9987 __sync_fetch_and_OP built-ins on pointers.
9988 (__atomic Builtins): Same.
9990 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
9991 Sebastian Pop <s.pop@samsung.com>
9993 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
9994 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
9995 (is_valid_rename): Same.
9996 (translate_isl_ast_to_gimple::get_rename): Same.
9997 (translate_isl_ast_to_gimple::rename_all_uses): Same.
9998 (translate_isl_ast_to_gimple::rename_uses): Same.
9999 (get_new_name): Check for close_phi nodes.
10000 (copy_loop_phi_args): Use phi_node_kind.
10001 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10002 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10004 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10005 Sebastian Pop <s.pop@samsung.com>
10007 Revert commit r229783.
10008 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10009 Remove use of parameter_rename_map.
10010 (copy_def): Remove.
10011 (copy_internal_parameters): Remove.
10012 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10013 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10014 (free_sese_info): Do not free parameter_rename_map.
10015 (set_rename): Do not use parameter_rename_map.
10016 (rename_uses): Update call to set_rename.
10017 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10018 * sese.h (parameter_rename_map_t): Remove.
10019 (struct sese_info_t): Remove field parameter_rename_map.
10021 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10022 Sebastian Pop <s.pop@samsung.com>
10024 * graphite-isl-ast-to-gimple.c: Fix comment.
10025 * graphite-scop-detection.c (defined_in_loop_p): New.
10026 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10027 names defined in loop.
10029 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10030 Sebastian Pop <s.pop@samsung.com>
10032 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10033 Discard unstructured if-then-else regions.
10035 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10036 Sebastian Pop <s.pop@samsung.com>
10038 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10039 (cleanup_loop_iter_dom): Remove.
10040 (build_loop_iteration_domains): Remove.
10041 (build_scop_context): Remove.
10042 (build_scop_iteration_domain): Remove.
10043 (add_loop_constraints): New.
10044 (build_iteration_domains): New.
10045 (build_poly_scop): Call build_iteration_domains.
10047 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10048 Sebastian Pop <s.pop@samsung.com>
10050 * graphite-scop-detection.c
10051 (scop_detection::harmful_loop_in_region): Free dom and loops.
10052 (scop_detection::loop_body_is_valid_scop): Free bbs.
10054 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10055 Sebastian Pop <s.pop@samsung.com>
10057 * graphite-scop-detection.c (record_loop_in_sese): New.
10058 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10059 (build_scops): Remove call to build_sese_loop_nests.
10060 * sese.c (sese_record_loop): Remove.
10061 (build_sese_loop_nests): Remove.
10062 (new_sese_info): Remove region->loops.
10063 (free_sese_info): Same.
10064 * sese.h (sese_contains_loop): Same.
10065 (build_sese_loop_nests): Remove.
10066 (sese_contains_loop): Remove.
10068 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10069 Sebastian Pop <s.pop@samsung.com>
10071 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10072 loop_is_valid_in_scop.
10073 (scop_detection::harmful_stmt_in_region): Renamed
10074 harmful_loop_in_region.
10075 Call loop_is_valid_in_scop.
10077 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10078 Sebastian Pop <s.pop@samsung.com>
10080 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10083 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10084 Sebastian Pop <s.pop@samsung.com>
10086 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10087 * graphite.h (struct poly_bb): Remove field is_reduction.
10088 (PBB_IS_REDUCTION): Remove.
10090 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10091 Sebastian Pop <s.pop@samsung.com>
10093 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10094 (add_pdr_constraints): Same.
10095 (scop_get_reads): Same.
10096 (scop_get_must_writes): Same.
10097 (scop_get_may_writes): Same.
10098 (scop_get_original_schedule): Same.
10099 (extend_schedule): Same.
10100 (apply_schedule_on_deps): Same.
10101 (carries_deps): Same.
10102 (compute_deps): Same.
10103 (scop_get_dependences): Same.
10104 * graphite-isl-ast-to-gimple.c
10105 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10106 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10107 (get_schedule_for_band_list): Same.
10108 (get_schedule_map): Same.
10109 (apply_schedule_map_to_scop): Same.
10110 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10111 (build_loop_iteration_domains): Same.
10112 (add_condition_to_pbb): Same.
10113 (add_param_constraints): Same.
10114 (pdr_add_memory_accesses): Same.
10115 (pdr_add_data_dimensions): Same.
10117 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10119 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10122 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10124 * common.opt (feliminate-dwarf2-dups): Replace references to
10125 "DWARF 2" with just "DWARF".
10126 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10127 * doc/extend.texi: Likewise.
10128 * doc/cpp.texi: Likewise.
10129 * doc/invoke.texi: Likewise.
10130 (Option Summary): Add -gdwarf to list of Debugging Options.
10131 (Debugging Options): Document -gdwarf.
10132 * doc/contrib.texi: Spell "DWARF" like that.
10134 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10136 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10137 warning. Fix up formatting.
10139 PR middle-end/67653
10140 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10141 attempt to mark memory input operand addressable and
10142 call prepare_gimple_addressable in that case. Don't adjust
10143 input_location for diagnostics, use error_at instead.
10145 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10147 * config/rs6000/ppc-auxv.h: New file.
10148 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10149 (cpu_is): Likewise.
10150 (cpu_supports): Likewise.
10151 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10152 (cpu_is_info): New variable.
10153 (cpu_supports_info): Likewise.
10154 (tcb_verification_symbol): Likewise.
10155 (cpu_builtin_p): Likewise.
10156 (cpu_expand_builtin): New function.
10157 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10158 (rs6000_init_builtins): Likewise.
10159 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10160 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10161 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10162 * configure: Regenerate.
10163 * config.in: Likewise.
10164 * doc/extend.texi (PowerPC Built-in Functions): Document
10165 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10167 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10170 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10172 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10175 2016-01-20 Richard Henderson <rth@redhat.com>
10181 * tree.c (tm_define_builtin): New.
10182 (find_tm_vector_type): New.
10183 (build_tm_vector_builtins): New.
10184 (build_common_builtin_nodes): Call it.
10186 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10188 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10189 (arm_fp_ok): Likewise.
10190 (arm_fp): Likewise.
10191 (arm_crypto): Likewise.
10193 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10194 Richard Biener <rguenther@suse.de>
10196 PR tree-optimization/69328
10197 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10198 vectors have same number of elements.
10199 (vectorizable_condition): Fix masked version recognition.
10201 2016-01-20 Richard Biener <rguenther@suse.de>
10203 PR tree-optimization/69345
10204 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10205 (VN_INFO_PTR_INFO): Likewise.
10206 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10207 info when it is equal between non-dominating SSA names.
10208 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10209 Make sure to look at original SSA infos.
10211 2016-01-20 Jeff Law <law@redhat.com>
10214 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10216 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10217 (pc_or_label_operand): New predicate.
10218 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10219 tests for small integers that are 2^n - 1.
10221 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10223 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10225 2016-01-19 Jeff Law <law@redhat.com>
10227 PR middle-end/69347
10228 * tree-ssa-threadbackwards.c
10229 (fsm_find_control_statement_thread_paths): Do not try to lookup
10230 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10232 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10234 * doc/lto.texi: Remove text that says only Gold has linker plugin
10237 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10239 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10240 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10241 the DIE accordingly.
10242 (modified_type_die): Add REVERSE parameter and pass it recursively,
10243 as well as to base_type_die. Adjust presence check accordingly.
10244 (base_type_for_mode): Adjust call to modified_type_die.
10245 (add_type_attribute): Add REVERSE parameter and pass it to
10247 (generic_parameter_die): Adjust call to add_type_attribute.
10248 (add_scalar_info): Likewise.
10249 (add_subscript_info): Likewise.
10250 (gen_array_type_die): Likewise.
10251 (gen_descr_array_type_die): Likewise.
10252 (gen_entry_point_die): Likewise.
10253 (gen_enumeration_type_die): Likewise.
10254 (gen_formal_parameter_die): Likewise.
10255 (gen_subprogram_die): Likewise.
10256 (gen_variable_die ): Likewise.
10257 (gen_const_die): Likewise.
10258 (gen_field_die): Likewise.
10259 (gen_pointer_type_die): Likewise.
10260 (gen_reference_type_die): Likewise.
10261 (gen_ptr_to_mbr_type_die): Likewise.
10262 (gen_inheritance_die): Likewise.
10263 (gen_subroutine_type_die): Likewise.
10264 (gen_typedef_die): Likewise.
10265 (force_type_die): Adjust call to modified_type_die.
10267 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10269 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10270 flow throughout the file. Fix broken link to Objective-C 2.0
10272 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10275 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10277 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10279 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10282 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10283 (maybe_record_node): Record cxa_pure_virtual as the only possible
10284 target if there are not ohter candidates.
10285 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10287 2016-01-19 Richard Biener <rguenther@suse.de>
10289 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10290 (get_memory_order): Likewise.
10292 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10294 * tree-vect-stmts.c (vectorizable_store): Check
10297 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10300 * gcc.c (driver::decode_argv): Add call to
10301 init_opts_obstack before init_options_struct.
10302 * opts.c (init_opts_obstack): Remove idempotency.
10303 (init_options_struct): Replace call to init_opts_obstack
10304 with a gcc_assert to verify that it has already been called.
10305 * toplev.c (toplev::main): Add call to init_opts_obstack before
10306 calls to init_options_struct.
10307 (toplev::finalize): Move cleanup of opts_obstack next to
10308 cleanup of save_decoded_options, clearing the latter, and
10309 save_decoded_options_count.
10311 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10314 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10315 attribute to unconditional. Remove %? from output template.
10317 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10318 Jiong Wang <jiong.wang@arm.com>
10320 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10321 generated from different expand order.
10323 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10325 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10326 Add support for CCMP costing.
10328 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10330 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10331 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10332 (fccmpe<mode>): Likewise.
10333 (fcmp): Rename to fcmp and globalize pattern.
10335 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10336 (aarch64_gen_ccmp_next): Add FP support.
10338 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10340 * target.def (gen_ccmp_first): Update documentation.
10341 (gen_ccmp_next): Likewise.
10342 * doc/tm.texi (gen_ccmp_first): Update documentation.
10343 (gen_ccmp_next): Likewise.
10344 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10345 expand_ccmp_expr_1. Improve comments.
10346 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10347 (ccmp_ior<mode>): Remove pattern.
10348 (cmp<mode>): Remove expand.
10349 (cmp): Globalize pattern.
10350 (cstorecc4): Use cc_register.
10351 (mov<mode>cc): Remove ccmp_cc_register check.
10352 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10353 Simplify after removal of CC_DNE/* modes.
10354 (aarch64_ccmp_mode_to_code): Remove.
10355 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10356 In 'k' case use integer as condition.
10357 (aarch64_nzcv_codes): Remove inverted cases.
10358 (aarch64_code_to_ccmode): Remove.
10359 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10360 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10361 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10362 pattern. Return the comparison with CC register. Invert conditions
10363 when bitcode is OR.
10364 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10365 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10367 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10369 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10370 instrumented_version.
10372 2016-01-19 Richard Biener <rguenther@suse.de>
10374 PR tree-optimization/69336
10375 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10376 handled components with get_ref_base_and_extent.
10377 (equal_mem_array_ref_p): Adjust.
10379 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10382 * shrink-wrap.c: Include valtrack.h.
10383 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10384 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10385 in between insn and where it will be moved to. Call
10386 dead_debug_insert_temp.
10387 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10388 first and dead_debug_local_finish at the end.
10389 For uses and defs bitmap, handle all regs in between REGNO and
10390 END_REGNO, not just the first one.
10392 2016-01-19 Richard Biener <rguenther@suse.de>
10394 PR tree-optimization/69352
10395 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10396 (equal_mem_array_ref_p): Constrain size and max size properly.
10397 Compare the reverse flag.
10399 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10401 * ira.c (ira): Update regstat data if we deleted insns.
10403 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10405 PR rtl-optimization/68955
10406 PR rtl-optimization/64557
10407 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10408 here. Fix up formatting.
10409 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10411 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10414 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10415 assume that the node has body.
10416 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10419 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10421 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10424 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10426 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10427 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10429 2016-01-19 Martin Jambor <mjambor@suse.cz>
10430 Martin Liska <mliska@suse.cz>
10431 Michael Matz <matz@suse.de>
10433 * Makefile.in (OBJS): Add new source files.
10434 (GTFILES): Add hsa.c.
10435 * common.opt (disable_hsa): New variable.
10436 (-Whsa): New warning.
10437 * config.in (ENABLE_HSA): New.
10438 * configure.ac: Treat hsa differently from other accelerators.
10439 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10440 $enable_offloading.
10441 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10442 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10443 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10444 --with-hsa-kmt-lib.
10445 * doc/invoke.texi (-Whsa): Document.
10446 (hsa-gen-debug-stores): Likewise.
10447 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10448 to invoke offload compiler for hsa acclerator.
10449 * opts.c (common_handle_option): Determine whether HSA offloading
10450 should be performed.
10451 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10452 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10453 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10454 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10455 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10456 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10457 GF_OMP_FOR_KIND_GRID_LOOP.
10458 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10459 (pp_gimple_stmt_1): Likewise.
10460 * gimple-walk.c (walk_gimple_stmt): Likewise.
10461 * gimple.c (gimple_build_omp_grid_body): New function.
10462 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10463 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10464 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10465 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10466 GF_OMP_TEAMS_GRID_PHONY.
10467 (gimple_statement_omp_single_layout): Updated comments.
10468 (gimple_build_omp_grid_body): New function.
10469 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10470 (gimple_omp_for_grid_phony): New function.
10471 (gimple_omp_for_set_grid_phony): Likewise.
10472 (gimple_omp_parallel_grid_phony): Likewise.
10473 (gimple_omp_parallel_set_grid_phony): Likewise.
10474 (gimple_omp_teams_grid_phony): Likewise.
10475 (gimple_omp_teams_set_grid_phony): Likewise.
10476 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10477 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10478 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10479 (BUILT_IN_GOMP_TARGET): Updated type.
10480 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10481 (adjust_for_condition): New function.
10482 (get_omp_for_step_from_incr): Likewise.
10483 (extract_omp_for_data): Moved parts to adjust_for_condition and
10484 get_omp_for_step_from_incr.
10485 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10486 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10487 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10488 (scan_omp_parallel): Do not create child functions for phony
10490 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10491 (scan_omp_1_op): Checking assert we are not remapping to
10492 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10493 (parallel_needs_hsa_kernel_p): New function.
10494 (expand_parallel_call): Register apprpriate parallel child
10495 functions as HSA kernels.
10496 (grid_launch_attributes_trees): New type.
10497 (grid_attr_trees): New variable.
10498 (grid_create_kernel_launch_attr_types): New function.
10499 (grid_insert_store_range_dim): Likewise.
10500 (grid_get_kernel_launch_attributes): Likewise.
10501 (get_target_argument_identifier_1): Likewise.
10502 (get_target_argument_identifier): Likewise.
10503 (get_target_argument_value): Likewise.
10504 (push_target_argument_according_to_value): Likewise.
10505 (get_target_arguments): Likewise.
10506 (expand_omp_target): Call get_target_arguments instead of looking
10507 up for teams and thread limit.
10508 (grid_expand_omp_for_loop): New function.
10509 (grid_arg_decl_map): New type.
10510 (grid_remap_kernel_arg_accesses): New function.
10511 (grid_expand_target_kernel_body): New function.
10512 (expand_omp): Call it.
10513 (lower_omp_for): Do not emit phony constructs.
10514 (lower_omp_taskreg): Do not emit phony constructs but create for them
10515 a temporary variable receiver_decl.
10516 (lower_omp_taskreg): Do not emit phony constructs.
10517 (lower_omp_teams): Likewise.
10518 (lower_omp_grid_body): New function.
10519 (lower_omp_1): Call it.
10520 (grid_reg_assignment_to_local_var_p): New function.
10521 (grid_seq_only_contains_local_assignments): Likewise.
10522 (grid_find_single_omp_among_assignments_1): Likewise.
10523 (grid_find_single_omp_among_assignments): Likewise.
10524 (grid_find_ungridifiable_statement): Likewise.
10525 (grid_target_follows_gridifiable_pattern): Likewise.
10526 (grid_remap_prebody_decls): Likewise.
10527 (grid_copy_leading_local_assignments): Likewise.
10528 (grid_process_kernel_body_copy): Likewise.
10529 (grid_attempt_target_gridification): Likewise.
10530 (grid_gridify_all_targets_stmt): Likewise.
10531 (grid_gridify_all_targets): Likewise.
10532 (execute_lower_omp): Call grid_gridify_all_targets.
10533 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10534 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10535 (tree_omp_clause): Added union field dimension.
10536 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10537 * tree.c (omp_clause_num_ops): Added number of arguments of
10538 OMP_CLAUSE__GRIDDIM_.
10539 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10540 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10541 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10542 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10543 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10544 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10545 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10546 * tree-pass.h (make_pass_gen_hsail): Declare.
10547 (make_pass_ipa_hsa): Likewise.
10548 * ipa-hsa.c: New file.
10549 * lto-section-in.c (lto_section_name): Add hsa section name.
10550 * lto-streamer.h (lto_section_type): Add hsa section.
10551 * timevar.def (TV_IPA_HSA): New.
10552 * hsa-brig-format.h: New file.
10553 * hsa-brig.c: New file.
10554 * hsa-dump.c: Likewise.
10555 * hsa-gen.c: Likewise.
10558 * toplev.c (compile_file): Call hsa_output_brig.
10559 * hsa-regalloc.c: New file.
10561 2016-01-18 Jeff Law <law@redhat.com>
10563 PR tree-optimization/69320
10564 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10565 ranged object, do nothing if the RHS constant is not [0..1].
10566 (optimize_stmt): Comparing a boolean ranged object against a
10567 constant outside [0..1] results in a compile-time constant.
10569 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10572 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10574 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10575 (Option Summary): Update to reflect new section and moved options.
10576 (C++ Dialect Options): Move -fstats to new section.
10577 (Debugging Options): Move all dump, statistics, and other GCC
10578 developer options to new section. Rewrite section introduction
10579 and re-order remaining options to put the more basic ones first.
10580 (Optimization Options): Move -fira-verbose and -flto-report* to
10582 (Developer Options): New section incorporating moved options.
10583 * doc/cppopts.texi (-dM): Update cross-reference.
10585 2016-01-18 Richard Henderson <rth@redhat.com>
10588 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10589 operands to pseudo only if CSE is expected. Split long immediate
10590 operands only after reload, and for the stack pointer.
10591 (*add<GPI>3_pluslong): Remove.
10592 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10593 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10594 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10595 (*add<GPI>3 peepholes): New.
10596 (*add<GPI>3 splitters): New.
10597 * config/aarch64/constraints.md (Upl): New.
10598 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10600 2016-01-18 Richard Biener <rguenther@suse.de>
10602 PR tree-optimization/69297
10603 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10605 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10607 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10609 PR middle-end/68542
10610 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10611 of mixind vector and scalar types.
10612 (fold_relational_const): Add handling of vector
10613 comparison with boolean result.
10614 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10615 comparison of vector operands with boolean result for EQ/NE only.
10616 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10617 (verify_gimple_cond): Likewise.
10618 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10621 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10623 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10626 2016-01-18 Richard Biener <rguenther@suse.de>
10628 PR middle-end/69308
10629 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10631 2016-01-18 Tom de Vries <tom@codesourcery.com>
10633 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10635 2016-01-18 Tom de Vries <tom@codesourcery.com>
10637 * omp-low.c (set_oacc_fn_attrib): Make extern.
10638 * omp-low.h (set_oacc_fn_attrib): Declare.
10639 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10640 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10641 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10642 Add and handle function parameter oacc_kernels_p.
10643 (find_reduc_addr, get_omp_data_i_param): New function.
10644 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10645 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10646 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10647 Calculate dominance info. Skip loops that are not in a kernels region
10648 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10649 (pass_parallelize_loops::execute): Call parallelize_loops with
10650 oacc_kernels_p argument.
10651 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10652 New member function.
10653 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10654 * passes.def: Add argument to pass_parallelize_loops instantation.
10656 2016-01-18 Tom de Vries <tom@codesourcery.com>
10658 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10659 pass_parallelize_loops to be run outside the loop pipeline.
10661 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10663 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10664 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10666 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10669 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10670 using get_ref_base_and_extent.
10671 (equal_mem_array_ref_p): New.
10672 (hashable_expr_equal_p): Add call to previous.
10674 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10677 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10678 (sra_initialize): Allocate disqualified_constants.
10679 (sra_deinitialize): Free disqualified_constants.
10680 (disqualify_candidate): Update disqualified_constants when appropriate.
10681 (create_access): Scan for constant-pool entries as we go along.
10682 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10683 (maybe_add_sra_candidate): Allow constant-pool entries.
10684 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10685 (initialize_constant_pool_replacements): New.
10686 (sra_modify_assign): Avoid mangling assignments created by previous,
10687 and don't generate writes into constant pool.
10688 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10690 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10692 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10693 andnot instruction.
10694 (scalar_chain::convert_op): Likewise.
10695 * config/i386/i386.md (*andndi3_doubleword): New.
10697 2016-01-18 Richard Biener <rguenther@suse.de>
10699 PR tree-optimization/69170
10700 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10701 building a vector from scalar results of a pattern stmt.
10703 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10705 * haifa-sched.c (autopref_multipass_init): Work around
10706 -Wmaybe-uninitialized warning.
10708 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10710 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10711 against the constant 0.
10713 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10715 PR tree-optimization/68799
10716 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10717 look up phi candidates in the statement-candidate map.
10718 (phi_add_costs): Likewise.
10719 (record_phi_increments): Likewise.
10720 (phi_incr_cost): Likewise.
10721 (ncd_with_phi): Likewise.
10722 (all_phi_incrs_profitable): Likewise.
10724 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10726 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10727 -Wmaybe-uninitialized warning.
10729 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10731 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10732 (Option Summary): Update to reflect new section and moved options.
10733 (C++ Dialect Options): Move -fvtable-verify and related options.
10734 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10735 and profiling-related options.
10736 (Optimization Options): Move profile generation options and
10737 -fstack-protector and related options.
10738 (Instrumentation Options): New section incorporating moved options.
10739 (Code Generation Options): Move -finstrument-functions and
10740 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10742 2016-01-16 Tom de Vries <tom@codesourcery.com>
10744 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10746 2016-01-16 Tom de Vries <tom@codesourcery.com>
10748 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10750 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10752 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10753 that checks whether the table is already empty. Rename the
10754 original implementation to...
10755 (hash_table::empty_slot): ...this new private function.
10757 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10759 PR diagnostic/68899
10760 * diagnostic-show-locus.c (layout::print_source_line): Move x
10761 offset of line until after call to
10762 get_line_width_without_trailing_whitespace.
10764 2016-01-15 Jeff Law <law@redhat.com>
10766 PR tree-optimization/69270
10767 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10768 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10769 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10770 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10771 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10772 ssa_name_has_boolean_range and constant_boolean_node.
10774 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10776 PR rtl-optimization/69030
10777 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10779 (spill_pseudos): Delete debug insn for dead pseudo.
10780 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10782 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10784 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10786 (TYPES_UNOPUS): Likewise.
10787 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10788 builtin type, from UNOP to UNOPUS.
10789 (lbtruncuv4sf): Likewise.
10790 (lbtruncuv2df): Likewise.
10791 (lrounduv2sf): Likewise.
10792 (lrounduv4sf): Likewise.
10793 (lrounduv2df): Likewise.
10794 (lroundusf): Likewise.
10795 (lroundusf): Likewise.
10796 (lceiluv2sf): Likewise.
10797 (lceiluv4sf): Likewise.
10798 (lceiluv2df): Likewise.
10799 (lceilusf): Likewise.
10800 (lceiludf): Likewise.
10801 (lflooruv2sf): Likewise.
10802 (lflooruv4sf): Likewise.
10803 (lflooruv2df): Likewise.
10804 (lfloorusf): Likewise.
10805 (lfloorudf): Likewise.
10806 (lfrintnuv2sf): Likewise.
10807 (lfrintnuv4sf): Likewise.
10808 (lfrintnuv2df): Likewise.
10809 (lfrintnusf): Likewise.
10810 (lfrintnudf): Likewise.
10811 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10813 (vcvtq_u32_f32): Likewise.
10814 (vcvtq_u64_f64): Likewise.
10815 (vcvta_u32_f32): Likewise.
10816 (vcvtaq_u32_f32): Likewise.
10817 (vcvtaq_u64_f64): Likewise.
10818 (vcvtm_u32_f32): Likewise.
10819 (vcvtmq_u32_f32): Likewise.
10820 (vcvtmq_u64_f64): Likewise.
10821 (vcvtn_u32_f32): Likwise.
10822 (vcvtnq_u32_f32): Likewise.
10823 (vcvtnq_u64_f64): Likewise.
10824 (vcvtp_u32_f32): Likewise.
10825 (vcvtpq_u32_f32): Likewise.
10826 (vcvtpq_u64_f64): Likewise.
10827 (vcvtmd_u64_f64): Likewise.
10828 (vcvtms_u32_f32): Likewise.
10829 (vcvtad_u64_f64): Likewise.
10830 (vcvtas_u32_f32): Likewise.
10831 (vcvtnd_u64_f64): Likewise.
10832 (vcvtns_u32_f32): Likewise.
10833 (vcvtpd_u64_f64): Likewise.
10834 (vcvtps_u32_f32): Likewise.
10836 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10838 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10839 CSEL of zero_extended registers.
10841 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10843 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10844 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10846 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10848 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10849 false when argument string is not found in the attributes table
10852 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10855 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10856 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10857 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10858 precision estimate.
10860 2016-01-15 Richard Biener <rguenther@suse.de>
10862 PR tree-optimization/66856
10863 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10864 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10865 (vect_create_new_slp_node): Increment stmt reference count.
10866 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10867 an SLP tree before swapping operands.
10868 (vect_build_slp_tree): Likewise.
10869 (destroy_bb_vec_info): Free stmt info after SLP instances.
10870 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10871 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10872 (STMT_VINFO_NUM_SLP_USES): New macro.
10874 2016-01-15 Richard Biener <rguenther@suse.de>
10877 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10878 (add_linkage_name): ... here.
10879 (gen_typedef_die): Use add_linkage_name_raw instead of
10880 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10883 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10885 * gimplify.c (oacc_default_clause): Decode reference and pointer
10886 types for both kernels and parallel regions.
10888 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10890 PR middle-end/69246
10891 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10893 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10895 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10896 (convert_scalars_to_vector): Likewise.
10898 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10900 * doc/extend.texi (Type Traits): Fix grammar.
10902 2016-01-15 Martin Jambor <mjambor@suse.cz>
10904 * tree-inline.c (remap_decl): Use existing dclarations if
10905 remapping a type and prevent_decl_creation_for_types.
10906 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10907 decls first. Do real remapping with
10908 prevent_decl_creation_for_types set.
10909 * tree-inline.h (copy_body_data): New field
10910 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10913 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10915 * config/s390/s390.opt (mmvcle): More verbose help text.
10917 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10919 * config/s390/s390.opt: Add period to -mzvector option text.
10921 2016-01-15 Richard Biener <rguenther@suse.de>
10923 PR tree-optimization/68961
10924 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10925 of invariants in stores again.
10927 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10929 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10931 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10933 * config/i386/i386.c (ix86_expand_branch): Don't split
10934 DI mode xor instruction to SI mode.
10936 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10939 * ipa-icf.c (sem_function::merge): Virtual functions may become
10940 reachable even if they address is not taken and there are no
10943 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10945 * lto-streamer-out.c (subtract_estimated_size): New function.
10946 (get_symbol_initial_value): Use it.
10948 2016-01-15 Christian Bruel <christian.bruel@st.com>
10951 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10952 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10953 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10954 use add_builtin_function_ext_scope instead of add_builtin_function.
10955 (neon_set_p, neon_crypto_set_p): Remove.
10956 (arm_init_builtins): Always call arm_init_neon_builtins and
10957 arm_init_crypto_builtins.
10958 (arm_expand_builtin): Check that builtins are allowed for the arch.
10959 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10960 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10961 arm_init_neon_builtins call.
10963 2016-01-15 Richard Biener <rguenther@suse.de>
10965 PR tree-optimization/69117
10966 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10967 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10968 of the leader conservatively.
10969 (free_scc_vn): Restore original SSA name infos.
10971 2016-01-14 Jeff Law <law@redhat.com>
10973 PR tree-optimization/69270
10974 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10975 single bit of precision, verify it's also unsigned.
10976 (record_edge_info): Use constant_boolean_node rather than fold_convert
10977 to convert boolean_true/boolean_false to the right type.
10979 2016-01-14 Richard Henderson <rth@redhat.com>
10982 * loop-doloop.c (record_reg_sets): New.
10983 (doloop_optimize): Reject the transform if the sequence
10984 clobbers registers live at the end of the loop block.
10985 (doloop_optimize_loops): Enable df_live if needed.
10987 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10989 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
10990 * gcc/config/rs6000/rs6000.c: Likewise.
10991 * gcc/config/rs6000/rs6000.h: Likewise.
10992 * gcc/config/rs6000/rs6000.md: Likewise.
10993 * gcc/doc/extend.texi: Likewsie.
10995 2016-01-14 Jeff Law <law@redhat.com>
10997 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11000 2016-01-14 Richard Henderson <rth@redhat.com>
11004 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11005 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11006 instead of builtin_decl_declared_p to test for declaration.
11008 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11010 * doc/loop.texi (Loop Analysis and Representation): Document
11011 loop_depth function.
11013 2016-01-14 Tom de Vries <tom@codesourcery.com>
11015 PR tree-optimization/68773
11016 * omp-low.c (expand_omp_target): Don't set force_output.
11017 * varpool.c (varpool_node::get_create): Same.
11018 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11019 offload_funcs with force_output.
11021 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11024 * lra-eliminations.c (move_plus_up): Don't change anything if either
11025 the outer or inner subreg mode is not MODE_INT.
11026 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11027 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11029 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11031 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11032 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11033 reduc_uplus_@var{m}): Remove.
11034 * expr.c (expand_expr_real_2): Remove expansion path for
11035 reduc_[us](min|max|plus) optabs.
11036 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11037 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11038 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11039 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11040 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11041 reduc_[us](min|max|plus) optabs.
11043 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11045 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11046 (reduc_plus_scal_v2sf): New.
11047 (reduc_smax_v2sf): Rename to...
11048 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11049 (reduc_smin_v2sf): Rename to...
11050 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11052 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11054 * alias.c (compare_base_symbol_refs): New function.
11055 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11058 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11060 PR middle-end/68146
11061 PR tree-optimization/69155
11062 * tree-complex.c: Include cfganal.h.
11063 (phis_to_revisit): New variable.
11064 (extract_component): Add phiarg_p argument. Assert that returned
11065 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11066 (update_phi_components): Partly rewrite to use loop over real/imag
11067 components instead of code duplication. If extract_component returns
11068 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11069 create_tmp_reg into the PHI node instead, and mention the phi triplet
11070 in phis_to_revisit.
11071 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11072 in phis_to_revisit at the end.
11074 2016-01-14 Richard Biener <rguenther@suse.de>
11076 PR tree-optimization/68060
11077 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11078 outer loop reduction is only used in the inner loop before
11079 detecting a double reduction.
11081 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11084 * combine.c (expand_field_assignment): Punt if compute_mode is
11085 unsupported scalar mode.
11087 2016-01-14 Richard Biener <rguenther@suse.de>
11089 PR tree-optimization/66856
11090 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11091 SLP node only if it built successfully.
11092 (vect_analyze_slp_instance): Adjust.
11094 2016-01-14 Jeff Law <law@redhat.com>
11096 PR tree-optimization/69270
11097 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11098 (record_edge_info): Use it. Convert boolean_{true,false}_node
11099 to the type of op0.
11101 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11104 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11105 use block_ultimate_origin
11106 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11108 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11110 * doc/invoke.texi (Submodel Options): Rename section to
11111 "Machine-Dependent Options" to better reflect its content.
11112 Rewrite introductory text to remove archaic CPU names.
11115 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11117 * doc/invoke.texi (Code Gen Options): Move section up in file,
11118 before target-specific options. Update menu and option summary
11119 to reflect the new section ordering.
11121 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11123 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11124 (C++ Dialect Options): Add cross-reference to -std option.
11125 * doc/standards.texi (C++ Language): Document C++14 support.
11127 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11129 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11130 for pack/unpack functions for __ibm128.
11131 (PACK_IF): Likewise.
11132 (UNPACK_IF): Likewise.
11134 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11135 support for __ibm128 pack/unpack functions.
11136 (rs6000_invalid_builtin): Likewise.
11137 (rs6000_init_builtins): Likewise.
11138 (rs6000_opt_masks): Likewise.
11140 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11141 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11143 (RS6000_BTM_COMMON): Likewise.
11145 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11146 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11147 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11148 128-bit floating point. Add support for the double values to be
11149 in Altivec registers for TF/IF packing and unpacking, but restrict
11150 TD packing sub-fields to be FPR registers. Don't allow overlapped
11151 register support for packing. Allow pack inputs to be memory
11152 locations. Don't build generator functions for unpack<mode>_dm
11153 and unpack<mode>_nodm.
11154 (unpack<mode>_dm): Likewise.
11155 (unpack<mode>_nodm): Likewise.
11156 (pack<mode>): Likewise.
11158 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11159 built-in functions to pack/unpack explicit __ibm128 values.
11160 (__builtin_unpack_ibm128): Likewise.
11162 * doc/extend.texi (PowerPC Built-in Functions): Document
11163 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11165 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11168 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11169 Add new arg loc and pass it down as context.
11170 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11171 to the location to use for the warning.
11172 (check_function_arguments): New arg loc. All callers changed. Pass
11173 it to check_function_nonnull.
11174 * c-common.h (check_function_arguments): Adjust declaration.
11176 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11178 PR tree-optimization/69156
11179 * gimple.c (validate_type): Removed.
11180 (gimple_builtin_call_types_compatible_p): Use
11181 useless_type_conversion_p instead of validate_type.
11182 * value-prof.c (gimple_stringop_fixed_value): Fold
11183 icall_size to correct type.
11185 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11187 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11190 2016-01-13 Richard Henderson <rth@redhat.com>
11193 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11194 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11195 (ix86_builtin_tm_store): Remove.
11196 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11197 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11198 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11199 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11200 * doc/tm.texi: Rebuild.
11202 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11203 (BUILT_IN_TM_MEMCPY_RTWN): New.
11204 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11205 fallback from vector to integer helpers.
11206 (build_tm_load): Handle vector types directly, instead of
11208 (build_tm_store): Likewise.
11209 (expand_assign_tm): Prepare for register types not handled by
11210 the above. Copy them to memory and use memcpy.
11211 * tree.c (tm_define_builtin): New.
11212 (find_tm_vector_type): New.
11213 (build_tm_vector_builtins): New.
11214 (build_common_builtin_nodes): Call it.
11216 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11218 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11219 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11221 2016-01-13 Tom de Vries <tom@codesourcery.com>
11223 PR tree-optimization/69169
11224 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11225 handled_struct_type param.
11226 (create_variable_info_for, intra_create_variable_infos): Call
11227 create_variable_info_for_1 with extra arg.
11229 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11231 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11232 and "armv8.1-a+crc" entries.
11234 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11237 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11238 Change first operand predicate from register_or_constm1_operand
11239 to register_operand.
11240 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11241 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11242 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11243 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11244 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11245 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11246 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11247 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11248 comparison with constm1_rtx from vec_prefetch_gen part.
11250 2016-01-13 Richard Biener <rguenther@suse.de>
11252 PR tree-optimization/69013
11253 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11254 Exchange assert for a test.
11256 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11259 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11261 2016-01-13 Richard Biener <rguenther@suse.de>
11263 PR tree-optimization/69242
11264 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11265 assert with a check.
11267 2016-01-13 Richard Biener <rguenther@suse.de>
11269 PR tree-optimization/69186
11270 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11271 Properly guard vect_update_misalignment_for_peel call.
11273 2016-01-12 Jeff Law <law@redhat.com>
11275 PR tree-optimization/pr67755
11276 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11277 "need_profile_correction".
11278 (thread_block_1): Initialize new field to false by default. If we
11279 have multiple thread paths through a common joiner to different
11280 final targets, then set new field to true.
11281 (compute_path_counts): Only do count adjustment when it's really
11284 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11286 * doc/invoke.texi (Spec Files): Move section down in file, past
11287 all command-line option descriptions.
11289 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11291 PR middle-end/54809
11292 * doc/gty.texi: Remove documentation of mark_hook.
11293 * gengtype.c (struct write_types_data): Remove code to support
11294 mark_hook attribute.
11295 (walk_type): Likewise.
11296 (write_func_for_structure): Likewise.
11298 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11300 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11301 Directory Options, and -specs= to Overall Options.
11302 (Overall Options): Adjust similarly. Reorder to group related
11303 options together. Make -specs= cross-reference the spec file details.
11304 (Directory Options): Adjust similarly.
11306 2016-01-12 Jeff Law <law@redhat.com>
11308 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11310 2016-01-12 Olivier Hainque <hainque@adacore.com>
11312 * gcc.c (spec_undefvar_allowed): New global.
11313 (process_command): Set to true when running for --version or --help,
11315 (getenv_spec_function): When the variable is not defined, use the
11316 variable name as the variable value if we're allowed not to issue
11319 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11321 PR tree-optimization/68911
11322 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11323 information computed for expression "init + nit * step".
11325 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11327 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11328 about name of GCC executable. Remove deleted node from menu.
11329 (Directory Options) <-B>: Remove cross-reference to deleted node.
11330 (Target Options): Delete section.
11332 2016-01-12 Christian Bruel <christian.bruel@st.com>
11335 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11336 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11338 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11341 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11342 aligned_mem is properly set for AVX512-VL floating point masked
11346 * ifcvt.c (cond_exec_process_if_block): When removing the last
11347 insn from then_bb, remove also any possible barriers that follow it.
11349 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11353 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11354 (PTRDIFF_TYPE): Likewise.
11355 (WCHAR_TYPE): Likewise.
11356 (WCHAR_TYPE_SIZE): Likewise.
11357 (STDINT_LONG32): Likewise.
11359 2016-01-12 Richard Biener <rguenther@suse.de>
11361 PR tree-optimization/69053
11362 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11363 convert initial value for cond reductions.
11365 2016-01-12 Richard Biener <rguenther@suse.de>
11367 PR tree-optimization/69007
11368 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11369 widen_sum after dot_prod and sad.
11371 2016-01-12 Richard Biener <rguenther@suse.de>
11373 PR tree-optimization/69168
11374 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11375 pattern stmt SLP type.
11376 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11377 end up unused so cope with that case.
11379 2016-01-12 Richard Biener <rguenther@suse.de>
11381 PR tree-optimization/69157
11382 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11383 stmts def type only during analyze phase.
11384 (vectorizable_call): Likewise.
11385 (vectorizable_simd_clone_call): Likewise.
11386 (vectorizable_conversion): Likewise.
11387 (vectorizable_assignment): Likewise.
11388 (vectorizable_shift): Likewise.
11389 (vectorizable_operation): Likewise.
11390 (vectorizable_store): Likewise.
11391 (vectorizable_load): Likewise.
11393 2016-01-12 Richard Biener <rguenther@suse.de>
11395 PR tree-optimization/69174
11396 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11398 (vectorizable_load): Properly compute the number of loads needed
11399 for permuted strided SLP loads and do not spuriously assign
11400 to SLP_TREE_VEC_STMTS.
11402 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11404 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11405 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11406 (MD_EXEC_PREFIX): Remove.
11407 (MD_STARTFILE_PREFIX) Removee.
11408 (FILE_NAME_ABSOLUTE_P): Remove.
11409 (CPP_SPEC): Do not read macros from sys/version.h.
11410 (LINK_COMMAND_SPEC): Remove.
11411 (LOCAL_INCLUDE_DIR): Remove.
11412 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11413 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11414 (POST_LINK_SPEC): Define to invoke stubify after linker
11415 (LIBSTDCXX): Remove define
11416 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11417 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11418 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11419 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11420 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11421 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11422 (i386_djgpp_asm_named_section): Add propotype of new procedure
11424 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11425 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11426 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11427 in config/i386/djgpp.h).
11428 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11429 STANDARD_STARTFILE_PREFIX_1.
11430 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11431 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11432 installation errors.
11433 (MAX_OFILE_ALIGNMENT): Define to 128.
11434 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11436 * config/i386/djgpp.c: New file. Add implementation of
11437 i386_djgpp_asm_named_section.
11439 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11441 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11442 Add rule for building djgpp.o.
11444 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11446 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11447 (rtx_is_swappable_p): Reductions are swappable.
11448 (insn_is_swappable_p): V2DF reductions are swappable.
11450 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11452 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11453 reloads for other unsupported memory operands.
11455 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11456 Jim Wilson <jim.wilson@linaro.org>
11459 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11460 copy_to_mode_reg instead of force_reg.
11462 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11465 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11466 TARGET_80387 is true.
11468 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11471 * lra-eliminations.c (move_plus_up): Only move plus up
11472 if subreg of the constant can be simplified into constant
11473 and use the simplified subreg of the constant instead of
11474 the original constant.
11476 * fold-const.c (fold_convertible_p): Don't return true
11477 for conversion of VECTOR_TYPE to same sized integral type.
11478 (fold_convert_loc): Fix up formatting. Fold conversion of
11479 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11480 instead of NOP_EXPR.
11482 PR tree-optimization/69214
11483 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11484 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11487 PR tree-optimization/69207
11488 * tree-vect-slp.c (vect_get_constant_vectors): For
11489 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11490 fold_convertible_p to vector_type's element type, and always
11491 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11493 2016-01-11 Richard Biener <rguenther@suse.de>
11495 PR tree-optimization/69173
11496 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11497 fixup the cycle if all stmts are in a pattern.
11499 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11501 PR middle-end/68999
11502 * alias.c (base_alias_check): Move check for addresses with
11503 alignment ANDs before the call for compare_base_decls.
11504 (memrefs_conflict_p): Return -1 for different decls
11505 that went through alignment adjustments.
11507 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11509 PR rtl-optimization/68796
11510 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11511 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11512 and QImode comparisons against zero with CC_NZmode.
11513 * config/aarch64/iterators.md (short_mask): New mode_attr.
11515 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11517 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11518 (<avx512>_store<mode>_mask): Likewise.
11520 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11521 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11523 PR rtl-optimization/68841
11524 * ifcvt.c (struct noce_if_info): Add orig_x field.
11525 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11526 Don't record conflicts on to_rename if it's present.
11527 Allow memory destinations in sets.
11528 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11529 blocks, passing orig_x to the checks.
11530 (noce_process_if_block): Set if_info->orig_x appropriately.
11532 2016-01-11 Tom de Vries <tom@codesourcery.com>
11534 PR tree-optimization/69069
11535 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11537 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11539 PR rtl-optimization/68920
11540 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11541 of conditional moves for RTL if-conversion to 1 for
11542 TARGET_ONE_IF_CONV_INSN.
11543 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11544 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11545 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11546 parameter to restirct number of conditional moves for
11548 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11549 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11552 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11555 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11556 onepart vars. Fix typo in comment. Fix reversed condition in
11558 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11561 * var-tracking.c (dump_onepart_variable_differences): New.
11562 (dataflow_set_different): If a detailed dump is requested,
11563 delay early returns and dump differences between onepart
11564 variables present before and after, and added variables.
11566 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11569 * expr.c (expand_expr_real_1): For boolean vector constants
11570 with a scalar mode use const_scalar_mask_from_tree.
11571 (const_scalar_mask_from_tree): New.
11572 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11573 assigned to a mask type to handle constants.
11575 2016-01-11 Martin Jambor <mjambor@suse.cz>
11578 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11579 useless parameters if we cannot change function signature.
11581 2016-01-11 Martin Jambor <mjambor@suse.cz>
11584 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11587 2016-01-11 Tom de Vries <tom@codesourcery.com>
11589 PR tree-optimization/69109
11590 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11593 2016-01-11 Tom de Vries <tom@codesourcery.com>
11595 PR tree-optimization/69108
11596 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11597 res is not used in a phi.
11599 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11602 * common.opt (frandom-seed): Fix parameter name.
11603 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11605 2016-01-11 Tom de Vries <tom@codesourcery.com>
11607 PR tree-optimization/69058
11608 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11611 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11613 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11614 (mcode-density): Likewise.
11616 2016-01-10 Tom de Vries <tom@codesourcery.com>
11618 PR tree-optimization/69062
11619 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11620 (parallelize_loops): Don't paralelize loop that has phi with address
11623 2016-01-10 Tom de Vries <tom@codesourcery.com>
11625 PR tree-optimization/69039
11626 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11629 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11631 PR middle-end/68743
11632 * match.pd: Require target has function_c99_misc before doing
11633 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11635 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11637 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11639 * configure: Regenerate.
11641 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11643 PR middle-end/50865
11644 PR tree-optimization/69097
11645 * fold-const.h (expr_not_equal_to): New prototype.
11646 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11647 (expr_not_equal_to): New function.
11648 * match.pd (X % -Y is the same as X % Y): Don't optimize
11649 unless X is known not to be equal to minimum or Y is known
11650 not to be equal to -1.
11651 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11652 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11653 (simplify_stmt_using_ranges): Adjust caller.
11654 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11655 substitute_and_fold.
11657 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11659 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11662 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11664 PR tree-optimization/69167
11665 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11666 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11668 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11670 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11671 Richard Biener <rguenther@suse.de>
11673 PR tree-optimization/68707
11674 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11675 instances that can be handled via vect_load_lanes.
11677 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11679 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11680 if we can't determine address equivalence.
11681 * alias.c (compare_base_decl): Update for changed return value of
11682 symtab_node::equal_address_to.
11684 2016-01-08 Jason Merrill <jason@redhat.com>
11688 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11689 * expr.c (store_field): Not here.
11690 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11691 call with TREE_ADDRESSABLE type.
11692 * tree-cfg.c (verify_gimple_call): Adjust.
11694 2016-01-08 Olivier Hainque <hainque@adacore.com>
11696 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11699 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11701 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11702 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11703 (reduc_smin_v2sf): Rename to...
11704 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11705 (reduc_splus_v2sf): Rename to...
11706 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11708 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11710 PR tree-optimization/69162
11711 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11712 valist argument in another argument.
11713 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11714 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11715 to determine the va_list type, build a MEM_REF instead of
11716 build_fold_indirect_ref.
11718 PR tree-optimization/69172
11719 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11722 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11724 PR tree-optimization/67781
11725 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11726 and cmpnop in two steps: first the ones not accessed in original
11727 gimple expression in a endian independent way and then the ones not
11728 accessed in the final result in an endian-specific way.
11730 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11732 PR tree-optimization/69083
11733 * tree-vect-slp.c (vect_get_constant_vectors): For
11734 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11735 element type. If op is fold_convertible_p to vector_type's element
11736 type, use NOP_EXPR instead of VCE.
11738 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11740 PR rtl-optimization/67778
11741 PR rtl-optimization/68634
11742 PR rtl-optimization/68909
11743 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11744 block from the stack until done with it. Remove a superfluous
11745 bitmap set. Remove a superfluous bitmap test.
11747 2016-01-07 Martin Sebor <msebor@redhat.com>
11750 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11751 constraint on the type of arguments.
11753 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11755 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11756 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11757 unaligned_access on the gcc_options set.
11758 * config/arm/arm.c (arm_option_override_internal): Use
11759 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11761 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11764 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11765 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11767 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11770 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11773 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11774 depending on frame_pointer_needed before remaining integer and SSE
11775 registers are saved.
11777 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11780 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11782 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11785 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11786 Use the "xBm" constraint.
11787 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11789 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11790 (sse_cvtsi2ssq<round_name>): Likewise.
11791 (sse_cvtss2si<round_name>): Likewise.
11792 (sse_cvtss2siq<round_name>): Likewise.
11793 (sse2_cvtsi2sdq<round_name>): Likewise.
11794 (sse2_cvtsd2si<round_name>): Likewise.
11795 (sse2_cvtsd2siq<round_name>): Likewise.
11796 * config/i386/subst.md (round_nimm_scalar_predicate): New
11799 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11801 PR middle-end/67639
11802 * varasm.c (make_decl_rtl): Mark invalid register vars as
11805 PR rtl-optimization/66206
11806 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11807 All callers changed.
11809 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11811 PR tree-optimization/69141
11812 * tree-ssa-pre.c: Include langhooks.h.
11813 (eliminate_dom_walker::before_dom_children): Use
11814 lang_hooks.decl_printable_name instead of
11815 cgraph_node::get ()->name ().
11817 PR middle-end/68960
11818 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11819 it and DECL_ALIGN too.
11821 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11823 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11825 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11828 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11829 depending on frame_pointer_needed before remaining integer and SSE
11830 registers are saved.
11832 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11834 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11835 mode iterator with VSX_M2.
11836 (*p9_vecstore_<mode>): Likewise.
11837 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11838 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11839 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11840 (define_split for VSX_LE128 stores): Likewise.
11841 (define_peephole2 for TImode LE swaps): Likewise.
11842 (define_split for VSX_LE128 post-reload stores): Likewise.
11844 2016-01-06 Marek Polacek <polacek@redhat.com>
11847 * convert.c (convert_to_integer_1): Adjust call to
11848 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11849 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11850 EXPR instead of ARG.
11851 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11853 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11856 * doc/extend.texi (RL78 Variable Attributes): New section.
11858 2016-01-05 Marek Polacek <polacek@redhat.com>
11861 * builtins.c (get_memmodel): Use expansion point location rather than
11862 the input location. Call warning_at rather than warning.
11863 (expand_builtin_atomic_compare_exchange): Likewise.
11864 (expand_builtin_atomic_load): Likewise.
11865 (expand_builtin_atomic_store): Likewise.
11866 (expand_builtin_atomic_clear): Likewise.
11868 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11871 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11872 Replace nonimmediate_operand with vector_operand.
11873 * config/i386/predicates.md (vector_operand): New predicate.
11874 (general_vector_operand): Replace nonimmediate_operand with
11876 * config/i386/sse.md: Replace nonimmediate_operand with
11877 vector_operand and m constraint with Bm constraint on SSE
11878 patterns with 16-byte memory operand.
11879 * config/i386/subst.md (round_nimm_predicate): Replace
11880 nonimmediate_operand with vector_operand.
11881 (round_saeonly_nimm_predicate): Likewise.
11882 (round_saeonly_nimm_scalar_predicate): New.
11884 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11887 * config/i386/constraints.md (Bm): New constraint.
11888 * config/i386/predicates.md (vector_memory_operand): New
11890 * config/i386/sse.md: Replace xm with xBm in plusminus and
11891 any_logic patterns.
11893 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11896 * doc/extend.texi (V850 Function Attributes): New section.
11897 (V850 Variable Attributes): New section.
11899 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11902 * doc/extend.texi (MicroBlaze Function Attributes): Document
11903 interrupt_handler and fast_interrupt attributes.
11905 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11908 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11909 for local symbolic operands.
11910 * config/ia64/predicates.md (local_symbolic_operand64): New
11913 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11915 PR rtl-optimization/68651
11916 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11919 2016-01-05 Nathan Sidwell <nathan@acm.org>
11921 * alias.c (compare_base_decls): Use symtab_node::get.
11923 2016-01-05 Nick Clifton <nickc@redhat.com>
11926 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11927 secondary_reload_info structure.
11930 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11931 decls if weak support is available.
11933 2016-01-04 Martin Sebor <msebor@redhat.com>
11935 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11937 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11939 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11940 OPTION_MASK_P9_DFORM.
11942 * config/rs6000/constraints.md (wo constraint): New constraint for
11945 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11947 (rs6000_init_hard_regno_mode_ok): Likewise.
11949 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11952 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11953 expanders not to have constraints. Add support for ISA 3.0 xxperm
11954 instruction. Add support for fusing xxlor with xxperm.
11955 (altivec_vperm_<mode>_internal): Likewise.
11956 (altivec_vperm_v8hiv16qi): Likewise.
11957 (altivec_vperm_<mode>v16q): Likewise.
11958 (altivec_vperm_<mode>_uns): Likewise.
11959 (vperm_v8hiv4si): Likewise.
11960 (vperm_v16qiv8hi): Likewise.
11962 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11964 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11966 Update copyright years.
11968 * gcc.c (process_command): Update copyright notice dates.
11969 * gcov-dump.c (print_version): Ditto.
11970 * gcov.c (print_version): Ditto.
11971 * gcov-tool.c (print_version): Ditto.
11972 * gengtype.c (create_file): Ditto.
11973 * doc/cpp.texi: Bump @copying's copyright year.
11974 * doc/cppinternals.texi: Ditto.
11975 * doc/gcc.texi: Ditto.
11976 * doc/gccint.texi: Ditto.
11977 * doc/gcov.texi: Ditto.
11978 * doc/install.texi: Ditto.
11979 * doc/invoke.texi: Ditto.
11981 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11983 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
11984 modes larger than TImode as TImode if NEON is not enabled.
11986 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11989 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
11990 mode for %f0-%f31 only if TARGET_FPU.
11992 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11995 * config/sparc/sparc.c (scan_record_type): Take into account subfields
11996 to compute the PACKED_P predicate.
11997 (function_arg_record_value): Minor tweaks.
11999 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12001 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12002 option for arm*-*-* targets.
12004 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12006 * doc/extend.texi (Common Function Attributes): Move docs for
12007 MSP430-specific attributes to....
12008 (MSP430 Function Attributes): ...here. Delete the redundant
12009 entries and copy-edit the remaining text.
12010 (MSP430 Variable Attributes): Use uniform format for index
12011 entries and add a cross-reference to the corresponding function
12014 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12016 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12018 (x86 Options): Likewise.
12020 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12024 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12025 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12026 to corresponding attribute.
12028 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12030 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12031 to correct alphabetization of table. Copy-edit and correct
12033 <stack_protect>: Likewise.
12034 <target_clones>: Likewise.
12036 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12037 Correct punctuation.
12038 (Code Gen Options) <-fno-plt>: Copy-edit.
12040 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12043 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12044 SI values. Explicitly convert SI to DI and vice-versa.
12046 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12048 PR tree-optimization/69070
12049 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12050 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12053 * ubsan.c (ubsan_instrument_float_cast): Call
12054 initialize_sanitizer_builtins.
12057 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12059 Copyright (C) 2016 Free Software Foundation, Inc.
12061 Copying and distribution of this file, with or without modification,
12062 are permitted in any medium without royalty provided the copyright
12063 notice and this notice are preserved.