1 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
3 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5 * doc/md.texi (fmin@var{m}3): Likewise.
7 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9 * match.pd (X & C): New transformation.
11 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13 * match.pd (~X & Y): New transformation.
15 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
17 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
18 information for new SSA_NAME.
19 (simplify_conversion_using_ranges): Get range through get_range_info
20 instead of get_value_range.
22 2016-05-17 Jiong Wang <jiong.wang@arm.com>
24 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
25 Remove inline assembly.
32 (vmvnq_s16): Likewise.
33 (vmvnq_s32): Likewise.
35 (vmvnq_u16): Likewise.
36 (vmvnq_u32): Likewise.
38 (vmvnq_p16): Likewise.
40 2016-05-17 Jiong Wang <jiong.wang@arm.com>
42 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
44 (vmul_n_s16): Likewise.
45 (vmul_n_s32): Likewise.
46 (vmul_n_u16): Likewise.
47 (vmul_n_u32): Likewise.
48 (vmulq_n_f32): Likewise.
49 (vmulq_n_f64): Likewise.
50 (vmulq_n_s16): Likewise.
51 (vmulq_n_s32): Likewise.
52 (vmulq_n_u16): Likewise.
53 (vmulq_n_u32): Likewise.
55 2016-05-17 Jiong Wang <jiong.wang@arm.com>
57 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend to
58 all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
60 2016-05-17 Jiong Wang <jiong.wang@arm.com>
62 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
63 to *aarch64_fma4_elt_from_dup<mode>.
64 (*aarch64_fnma4_elt_to_128df): Rename to
65 *aarch64_fnma4_elt_from_dup<mode>.
66 * config/aarch64/arm_neon.h (vfma_n_f64): New.
67 (vfms_n_f32): Likewise.
68 (vfms_n_f64): Likewise.
69 (vfmsq_n_f32): Likewise.
70 (vfmsq_n_f64): Likewise.
72 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
74 * wide-int.h: Change fixed_wide_int_storage from class to struct.
76 2016-05-17 Richard Biener <rguenther@suse.de>
78 PR tree-optimization/71132
79 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
80 Only add control dependences for blocks in the loop.
82 (generate_code_for_partition): Return whether loop should
83 be destroyed and delay that.
84 (distribute_loop): Likewise.
85 (pass_loop_distribution::execute): Record loops to be destroyed
86 and perform delayed destroying of loops.
88 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
91 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
93 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
95 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
97 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
100 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
101 insertion point for instructions generated by validize_mem.
103 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
105 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
108 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
110 * config/aarch64/aarch64.c
111 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
114 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
116 * doc/invoke.texi (AArch64 Options): Various updates.
118 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
120 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
121 into instrumentation thunks.
122 * cif-code.def (CIF_CHKP): New.
124 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
128 2016-05-16 Martin Jambor <mjambor@suse.cz>
130 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
131 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
133 2016-05-16 Marek Polacek <polacek@redhat.com>
135 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
138 2016-05-16 Martin Jambor <mjambor@suse.cz>
141 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
142 the outlined kernel function.
144 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
146 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
147 (ISA_HAS_DLSA): Ditto.
149 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
151 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
153 2016-05-16 Nathan Sidwell <nathan@acm.org>
155 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
156 (nvptx_name_replacement): Restore. Add comment.
157 (write_fn_proto, write_fn_proto_from_insn,
158 nvptx_output_call_insn): Restore
159 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
161 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
163 * config/aarch64/aarch64.md
164 (add<mode>3_compareC_cconly_imm): Remove use of %w.
165 (add<mode>3_compareC_imm): Likewise.
166 (<optab>si3_uxtw): Split into register and immediate variants.
167 (andsi3_compare0_uxtw): Likewise.
168 (and<mode>3_compare0): Likewise.
169 (and<mode>3nr_compare0): Likewise.
170 (stack_protect_test_<mode>): Don't use %x for memory operands.
172 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
174 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
176 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
178 * gcc/config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
179 Split integer shifts into shift_reg and bfm.
180 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
181 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
182 (ror<mode>3_insn): Likewise.
183 (<optab>si3_insn_uxtw): Likewise.
184 (<optab><mode>3_insn): Change to rotate_imm.
185 (extr<mode>5_insn_alt): Likewise.
186 (extrsi5_insn_uxtw): Likewise.
187 (extrsi5_insn_uxtw_alt): Likewise.
189 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
191 * doc/tm.texi: Regenerate.
192 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
193 (TARGET_INVALID_RETURN_TYPE): Remove.
194 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
195 TARGET_INVALID_RETURN_TYPE.
196 * target.def (invalid_parameter_type): Remove.
197 (invalid_return_type): Remove.
199 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
201 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
202 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
204 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
206 (preserve_function_body_p): No need to preserve function body
207 * cif-codes.def (CIF_THUNK): Remove.
208 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
210 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
212 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
214 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
216 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
219 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
221 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
222 (inline_small_functions): Do not look for function symbol when
225 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
227 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
230 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
231 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
232 Jiong Wang <jiong.wang@arm.com>
234 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
235 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
236 Define __ARM_FP16_ARGS when appropriate.
237 * config/arm/arm.c (arm_invalid_parameter_type): Remove
239 (arm_invalid_return_type): Likewise.
240 (TARGET_INVALID_PARAMETER_TYPE): Remove.
241 (TARGET_INVALID_RETURN_TYPE): Remove.
242 (aapcs_vfp_sub_candidate): Allow HFmode.
243 (aapcs_vfp_allocate): Add comment. Support HFmode.
244 (aapcs_vfp_allocate_return_reg): Likewise.
245 (struct aapcs_cp_arg_layout): Slightly reword comments for
246 is_return_candidate and allocate_return_reg.
247 (output_mov_vfp): Update assert.
248 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
250 (arm_invalid_parameter_type): Remove.
251 (amr_invalid_return_type): Remove.
252 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
253 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
254 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
256 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
258 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
259 * config/aarch64/arch64-protos.h
260 (aarch64_legitimize_reload_address): Remove.
261 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
264 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
266 * configure.ac: Add ACX_NONCANONICAL_HOST.
267 * configure: Regenerate.
268 * Makefile.in: Set host_noncanonical.
270 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
273 * config/i386/i386.md (*movtf_internal): Before register allocation,
274 do not allow FP constants for CM_MEDIUM memory model, allow only
275 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
276 (*movxf_internal): Ditto.
277 (*movdf_internal): Ditto.
278 (*movsf_internal): Ditto.
280 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
282 PR rtl-optimization/67483
283 * combine.c (make_compound_operation): Don't call extract_left_shift
284 with negative shift amounts.
286 2016-05-13 Jakub Jelinek <jakub@redhat.com>
289 * fold-const.c (fold_checksum_tree): Allow modification
290 of TYPE_ALIAS_SET during folding.
292 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
293 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
294 (ix86_split_to_parts): Likewise. Fix up formatting.
296 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
298 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
299 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
302 2016-05-13 Nathan Sidwell <nathan@acm.org>
304 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
305 (nvptx_name_replacement): Delete.
306 (write_fn_proto, write_fn_proto_from_insn,
307 nvptx_output_call_insn): Remove nvptx_name_replacement call.
308 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
309 * langhooks.c (add_builtin_funcction_common): Call
310 targetm.mangle_decl_assembler_name.
312 * config/nvptx/nvptx.c (write_fn_proto): Handle
313 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
315 2016-05-13 Martin Liska <mliska@suse.cz>
317 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
318 and PRIu64 in printf format.
320 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
322 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
325 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
327 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
328 Change --param max-completely-peeled-times to
329 --param max-completely-peel-times in dump file printing.
331 2016-05-13 Richard Biener <rguenther@suse.de>
333 PR tree-optimization/42587
334 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
335 (find_bswap_or_nop_1): Likewise.
336 (bswap_replace): Likewise.
338 2016-05-13 Martin Liska <mliska@suse.cz>
340 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
341 Initialize a variable with default value.
343 2016-05-13 Martin Liska <mliska@suse.cz>
345 * doc/invoke.texi: Enhance explanation of error recovery
348 2016-05-13 Martin Liska <mliska@suse.cz>
350 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
351 (struct cost_pair): Change inv_expr_id (int) to inv_expr
353 (struct iv_inv_expr_ent): Comment struct fields.
354 (sort_iv_inv_expr_ent): New function.
355 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
356 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
357 a hash_map between iv_inv_expr_ent and number of usages.
358 (niter_for_exit): Fix coding style.
359 (tree_ssa_iv_optimize_init): Use renamed variable.
360 (determine_base_object): Fix coding style.
361 (alloc_iv): Likewise.
362 (find_interesting_uses_outside): Likewise.
363 (add_candidate_1): Likewise.
364 (add_standard_iv_candidates): Likewise.
365 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
366 (prepare_decl_rtl): Fix coding style.
367 (get_address_cost): Likewise.
368 (get_shiftadd_cost): Likewise.
369 (force_expr_to_var_cost): Likewise.
370 (compare_aff_trees): Likewise.
371 (get_expr_id): Restructure the function.
372 (get_loop_invariant_expr_id): Renamed to
373 get_loop_invariant_expr.
374 (get_computation_cost_at): Replace usage of inv_expr_id with
376 (get_computation_cost): Likewise.
377 (determine_group_iv_cost_generic): Likewise.
378 (determine_group_iv_cost_address): Likewise.
379 (iv_period): Fix coding style.
380 (iv_elimination_compare_lt): Likewise.
381 (may_eliminate_iv): Likewise.
382 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
384 (determine_group_iv_costs): Dump invariant expressions.
385 (iv_ca_recount_cost): Use the newly added hash_map.
386 (iv_ca_set_remove_invariants): Fix coding style.
387 (iv_ca_set_add_invariants): Fix coding style.
388 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
390 (iv_ca_set_cp): Likewise.
391 (iv_ca_new): Initialize the newly added hash_map and remove
392 initialization of fields.
393 (iv_ca_free): Delete the hash_map.
394 (iv_ca_dump): Dump invariant expressions.
395 (iv_ca_extend): Fix coding style.
396 (try_add_cand_for): Likewise.
397 (create_new_ivs): Dump information about # of avg iterations and
398 # of used invariant expressions.
399 (rewrite_use_compare): Fix coding style.
400 (free_loop_data): Set default value for max_inv_expr_id.
402 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
404 * cse.c (rest_of_handle_cse): Use cleanup_cfg
405 returned value cse_cfg_altered computation.
406 (rest_of_handle_cse2): Likewise.
407 (rest_of_handle_cse_after_global_opts): Likewise.
409 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
412 * config/arm/arm.c (arm32_output_mi_thunk): New.
413 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
414 to split Thumb1 vs TARGET_32BIT functionality.
415 (arm_thumb1_mi_thunk): New.
417 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
419 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
422 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
425 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
427 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
429 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
430 (expand_builtin_trap): Emit a regular call.
431 (set_builtin_user_assembler_name): Remove obsolete cases.
432 * dse.c (scan_insn): Adjust.
433 * except.c: Include calls.h.
434 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
435 emit a regular call to setjmp.
436 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
437 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
438 (emit_block_move_via_libcall): Delete.
439 (block_move_fn): Delete.
440 (init_block_move_fn): Likewise.
441 (emit_block_move_libcall_fn): Likewise.
442 (emit_block_op_via_libcall): New function.
443 (set_storage_via_libcall): Tidy up and use memset builtin.
444 (block_clear_fn): Delete.
445 (init_block_clear_fn): Likewise.
446 (clear_storage_libcall_fn): Likewise.
447 (expand_assignment): Call emit_block_move_via_libcall.
448 Do not include gt-expr.h.
449 * expr.h (emit_block_op_via_libcall): Declare.
450 (emit_block_copy_via_libcall): New inline function.
451 (emit_block_move_via_libcall): Likewise.
452 (emit_block_comp_via_libcall): Likewise.
453 (block_clear_fn): Delete.
454 (init_block_move_fn): Likewise.
455 (init_block_clear_fn): Likewise.
456 (emit_block_move_via_libcall): Likewise.
457 (set_storage_via_libcall): Add default parameter value.
458 * libfuncs.h (enum libfunc_index): Remove obsolete values.
459 (abort_libfunc): Delete.
460 (memcpy_libfunc): Likewise.
461 (memmove_libfunc): Likewise.
462 (memcmp_libfunc): Likewise.
463 (memset_libfunc): Likewise.
464 (setbits_libfunc): Likewise.
465 (setjmp_libfunc): Likewise.
466 (longjmp_libfunc): Likewise.
467 (profile_function_entry_libfunc): Likewise.
468 (profile_function_exit_libfunc): Likewise.
469 (gcov_flush_libfunc): Likewise.
470 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
471 and DECL_VISIBILITY on the declaration.
472 (init_optabs): Do not initialize obsolete libfuncs.
473 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
474 * tree-core.h (ECF_RET1): Define.
475 (ECF_TM_PURE): Adjust.
476 (ECF_TM_BUILTIN): Likewise.
477 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
478 (build_common_builtin_nodes): Initialize abort builtin.
479 Add ECF_RET1 on memcpy, memmove and memset builtins.
480 Pass final flags for alloca and alloca_with_align builtins.
481 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
483 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
484 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
485 set_storage_via_libcall and call emit_block_copy_via_libcall.
487 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
489 * config/i386/i386.md (*call_got_x32): Change operand 0 to
490 DImode before it is passed to ix86_output_call_operand.
491 (*call_value_got_x32): Ditto for operand 1.
493 2016-05-12 Jiong Wang <jiong.wang@arm.com>
495 PR rtl-optimization/70904
496 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
497 reload for wide mode.
499 2016-05-12 Marek Polacek <polacek@redhat.com>
502 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
503 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
504 * langhooks.h (incomplete_type_error): Likewise.
505 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
506 parameter, pass it down to incomplete_type_error.
507 * tree.h (size_in_bytes): New inline overload.
508 (size_in_bytes_loc): Renamed from size_in_bytes.
510 2016-05-12 Richard Biener <rguenther@suse.de>
512 PR tree-optimization/71059
513 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
514 nary before looking up or entering the expression into the VN
516 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
517 Make sure to re-use NARYs without result as inserted by
520 2016-05-12 Richard Biener <rguenther@suse.de>
522 PR tree-optimization/71062
523 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
525 * tree-ssa-structalias.c (set_uids_in_ptset): Set
526 vars_contains_restrict if the var is a restrict tag.
527 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
528 do not disambiguate pointers against it.
529 (dump_points_to_solution): Re-structure and adjust for new
530 vars_contains_restrict flag.
531 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
533 2016-05-12 Martin Liska <mliska@suse.cz>
535 * doc/invoke.texi: Explain connection between
536 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
538 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
540 PR tree-optimization/71006
541 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
542 consider COND_EXPR as a mask producer.
544 2016-05-12 Marek Polacek <polacek@redhat.com>
547 * opts.c (common_handle_option): Detect missing argument for --help^.
549 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
552 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
553 when popping the PC and within an interrupt handler routine.
554 Add missing tab to output of "ldmfd".
555 (output_return_instruction): Output LDMFD with SP update rather
556 than POP when returning from interrupt handler.
558 2016-05-12 Jakub Jelinek <jakub@redhat.com>
560 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
561 TARGET_64BIT && TARGET_AVX512DQ.
562 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
563 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
564 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
565 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
566 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
567 (*vec_extractv4si_zext): Add avx512dq alternative.
568 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
569 use v instead of x constraint in other alternatives where possible.
571 * config/i386/sse.md (sse2_loadld): Use v instead of x
572 constraint in alternatives 0,1,4.
574 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
575 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
576 v constraints instead of x and <pinsr_evex_isa> isa attribute.
579 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
580 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
581 is not emitted unless TARGET_AVX512BW.
582 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
583 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
584 for the result operand.
586 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
587 constraint instead of x in avx alternatives. Use maybe_evex instead
590 * config/i386/constraints.md (Yv): New constraint.
591 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
592 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
593 * config/i386/i386.md (avx512fvecmode): New mode attr.
594 (*pushtf): Use v constraint instead of x.
595 (*movtf_internal): Likewise. For TARGET_AVX512VL and
596 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
597 (*absneg<mode>2): Use Yv constraint instead of x constraint.
598 (*absnegtf2_sse): Likewise.
599 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
600 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
601 avx512f alternatives.
602 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
604 2016-05-12 Richard Biener <rguenther@suse.de>
606 PR tree-optimization/71060
607 * tree-data-ref.c (initialize_data_dependence_relation): Do not
608 require exact match of DR_BASE_OBJECT but only matching address and
611 2016-05-12 Richard Biener <rguenther@suse.de>
613 PR tree-optimization/70986
614 * cfganal.c: Include cfgloop.h.
615 (dfs_find_deadend): Prefer to take edges exiting loops.
617 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
619 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
620 compile and run time.
622 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
625 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
627 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
629 * config/i386/i386.c (legitimize_pic_address): Use
630 copy_to_suggested_reg instead of gen_movsi.
632 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
634 * config/rs6000/predicates.md (quad_memory_operand): Move most of
635 the code into quad_address_p and call it to share code with
636 vsx_quad_dform_memory_operand.
637 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
639 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
640 bit instead of being a separate word. Split -mpower9-dform into
641 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
642 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
643 for the register class supporting 128-bit quad word memory offsets.
644 (mode_supports_vsx_dform_quad): Helper function to return if the
645 register class uses quad word memory offsets.
646 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
647 (rs6000_debug_reg_global): Always print if we are using LRA or not.
648 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
649 instructions are enabled, set up the appropriate addr_masks for
651 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
652 -mpower9-dform-scalar, instead of -mpower9-dform.
653 (rs6000_option_override_internal): Split -mpower9-dform into two
654 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
655 -mpower9-dform switch sets or clears both. If we are not using
656 the LRA register allocator, do not enable -mpower9-dform-vector by
657 default. If we are using LRA, enable -mpower9-dform-vector and
658 -mvsx-timode if it is appropriate. Issue a warning if either
659 -mpower9-dform-vector or -mvsx-timode are explicitly used without
661 (quad_address_offset_p): New helper function to return if the
662 offset is legal for quad word memory instructions.
663 (quad_address_p): New function to determin if GPR or vector
664 register quad word memory addresses are legal.
665 (mem_operand_gpr): Validate quad word address offsets.
666 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
667 d-form (register + offset) instructions.
668 (offsettable_ok_by_alignment): Likewise.
669 (rs6000_legitimate_offset_address_p): Likewise.
670 (legitimate_lo_sum_address_p): Likewise.
671 (rs6000_legitimize_address): Likewise.
672 (rs6000_legitimize_reload_address): Add more debug statements for
674 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
676 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
677 d-form instructions. Distinguish different cases in debug
678 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
680 (rs6000_preferred_reload_class): Likewise.
681 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
682 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
683 of the ISA 2.06 indexed memory instructions.
684 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
685 use them to save/restore the saved vector registers instead of
686 using Altivec instructions.
687 (rs6000_emit_epilogue): Likewise.
688 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
689 (rs6000_opt_masks): Split -mpower9-dform into
690 -mpower9-dform-scalar and -mpower9-dform-vector.
691 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
693 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
694 ISA 3.0 vector indexed memory instructions, and fold the code into
695 the normal mov<mode> patterns.
696 (p9_vecstore_<mode>): Likewise.
697 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
699 (vsx_movti_64bit): Likewise.
700 (vsx_movti_32bit): Likewise.
701 * config/rs6000/constraints.md (wO constraint): New constraint for
702 ISA 3.0 vector d-form support.
703 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
704 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
705 include -mpower9-dform-vector until we switch over to LRA.
706 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
707 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
708 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
709 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
710 for -mpower9-dform and -mlra.
711 * doc/md.texi (wO constraint): Document wO constraint.
713 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
715 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
716 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
717 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
718 Move handling of non-insn arguments inline into the sole user:
719 (output_trans_func): ...here.
720 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
721 in emitted function prototype.
722 (output_internal_insn_latency_func): Ditto. Simplify.
723 (output_internal_maximal_insn_latency_func): Ditto. Delete
724 always-unused argument.
725 (output_insn_latency_func): Ditto.
726 (output_maximal_insn_latency_func): Ditto.
728 2016-05-11 Richard Biener <rguenther@suse.de>
730 PR tree-optimization/71055
731 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
732 sth with precision not equal to access size verify we don't chop
735 2016-05-11 Richard Biener <rguenther@suse.de>
738 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
739 (dwarf2out_finish): Move retry_incomplete_types call ...
740 (dwarf2out_early_finish): ... here.
742 2016-05-11 Richard Biener <rguenther@suse.de>
745 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
746 if the langhook insists on it.
747 * fold-const.c (make_bit_field_ref): Add arg for the original
748 reference and preserve its alias-set.
749 (decode_field_reference): Take exp by reference and adjust it
750 to the original memory reference.
751 (optimize_bit_field_compare): Adjust callers.
752 (fold_truth_andor_1): Likewise.
753 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
755 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
758 * cfgrtl.h (delete_insn_and_edges): Now return bool.
759 * cfgrtl.c (delete_insn_and_edges): Likewise.
760 * config/i386/i386.c (convert_scalars_to_vector): Remove
762 * cse.c (cse_insn): Compute cse_cfg_altered.
763 (delete_trivially_dead_insns): Likewise.
764 (cse_cc_succs): Likewise.
765 (rest_of_handle_cse): Free dominance info if required.
766 (rest_of_handle_cse2): Likewise.
767 (rest_of_handle_cse_after_global_opts): Likewise.
769 2016-05-11 Alan Modra <amodra@gmail.com>
771 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
772 abi_v4_pass_in_fpr): New functions.
773 (rs6000_function_arg_boundary): Exclude complex IBM long double
774 from 64-bit alignment when ABI_V4.
775 (rs6000_function_arg, rs6000_function_arg_advance_1,
776 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
778 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
780 PR rtl-optimization/71028
781 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
782 jump with just a return in the fallthrough block if the branch
783 block contains just a return as well.
785 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
787 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
788 * match.pd ((X & Y) ^ Y): ... this.
789 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
790 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
792 2016-05-10 David Malcolm <dmalcolm@redhat.com>
794 * read-md.c (require_char_ws): New function.
795 (read_string): Simplify using require_char_ws.
796 (handle_constants): Likewise.
797 (handle_enum): Likewise.
798 (handle_file): Likewise.
799 * read-md.h (require_char_ws): New declaration.
800 * read-rtl.c (read_conditions): Simplify using require_char_ws.
801 (read_mapping): Likewise.
802 (read_rtx_code): Likewise.
803 (read_nested_rtx): Likewise.
805 2016-05-10 James Norris <jnorris@codesourcery.com>
807 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
808 if offloading is enabled and -fopenacc or -fopenmp is specified.
809 (CRTOFFLOADEND): Likewise.
810 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
811 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
813 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
815 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
816 gotoff_operand code paths. Use copy_to_suggested_regs and
817 expand_simple_binop where appropriate. Cleanup.
819 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
822 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
824 (dimode_scalar_chain::vector_const_cost): New.
825 (dimode_scalar_chain::compute_convert_gain): Handle constants.
826 (dimode_scalar_chain::convert_op): Likewise.
827 (dimode_scalar_chain::convert_insn): Likewise.
829 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
831 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
832 unary operation, not a binary one.
834 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
837 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
838 calls with type casted fndecl.
840 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
842 PR tree-optimization/70786
843 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
844 * gcc/calls.c (initialize_argument_information): Bind bounds
845 with corresponding args passed by reference.
847 2016-05-10 Jakub Jelinek <jakub@redhat.com>
850 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
851 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
852 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
855 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
858 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
859 code for a zero scale factor.
860 (vsx_xvcvdpuxds_scale): Likewise.
862 2016-05-10 David Malcolm <dmalcolm@redhat.com>
864 * diagnostic-show-locus.c (layout::layout): Call show_ruler
865 if show_ruler_p was set on the context.
866 (layout::show_ruler): New method.
867 * diagnostic.h (struct diagnostic_context): Add field
870 2016-05-10 Richard Biener <rguenther@suse.de>
872 PR tree-optimization/71039
873 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
874 (chk_uses): New function.
875 (propagate_with_phi): Verify we can safely replicate the lhs of an
876 aggregate assignment on all incoming edges.
878 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
880 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
882 (rx_atomic_sequence): New class.
883 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
884 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
886 (rx_atomic_sequence::rx_atomic_sequence,
887 rx_atomic_sequence::~rx_atomic_sequence): New functions.
888 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
889 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
890 CTRLREG_INTB): New constants.
891 (FETCHOP): New code iterator.
892 (fethcop_name, fetchop_name2): New iterator code attributes.
893 (QIHI): New mode iterator.
894 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
895 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
896 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
898 2016-05-10 Martin Liska <mliska@suse.cz>
900 * tree-inline.c (remap_dependence_clique): Do not remap
901 debugging statements.
903 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
905 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
906 ("*fixuns_truncdfdi2_z13")
907 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
908 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
909 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
911 2016-05-10 Richard Biener <rguenther@suse.de>
913 PR tree-optimization/70497
914 PR tree-optimization/28367
915 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
917 (visit_reference_op_load): ... here.
918 (vn_reference_lookup_3): Use it to handle subreg-like accesses
919 with simplified BIT_FIELD_REFs.
920 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
921 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
924 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
926 * dwarf2out.c (add_abstract_origin_attribute): Adjust
927 documentation comment. For BLOCK nodes, add a
928 DW_AT_abstract_origin attribute that points to the DIE generated
929 for the origin BLOCK.
930 (gen_lexical_block_die): Call add_abstract_origin_attribute for
931 blocks from inlined functions.
933 2016-05-10 Alan Modra <amodra@gmail.com>
936 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
937 regrename modifying insns saving lr before __morestack call.
938 * config/rs6000/rs6000.md (split_stack_return): Similarly for
939 insns restoring lr after __morestack call.
941 2016-05-09 Jakub Jelinek <jakub@redhat.com>
943 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
944 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
946 * config/i386/sse.md (vec_interleave_high<mode>,
947 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
948 <avx512>_vpermt2var<mode>3_maskz): Likewise.
950 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
952 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
953 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
954 parallel reassociation for power8 and forward.
956 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.md (absneg splitters with general regs): Use
959 general_reg_operand predicate.
960 (btsq peephole2): Use x86_64_immediate_operand to check if new
961 value is suitable for immediate operand. Generate emitted insn
962 using RTL expressions.
963 (btcq peephole2): Ditto.
964 (btrq peephole2): Ditto. Generate correct immediate operand
967 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
969 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
972 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
974 * tree-affine.c (wide_int_constant_multiple_p): Add missing
977 2016-05-09 Richard Biener <rguenther@suse.de>
979 PR tree-optimization/70985
980 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
981 op0 isn't a gimple register.
983 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
985 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
986 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
987 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
988 (i6400_fpu_mult): New cpu units.
989 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
990 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
991 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
992 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
993 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
994 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
995 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
996 (i6400_msa_long_float4, i6400_msa_long_float5)
997 (i6400_msa_long_float8, i6400_msa_fdiv_df)
998 (i6400_msa_fdiv_sf): New reservations.
999 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
1000 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
1001 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
1002 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
1003 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
1004 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
1005 (msa_short_cmp, msa_short_float2, msa_short_logic3)
1006 (msa_short_store4, msa_long_load, msa_short_store)
1007 (msa_long_logic, msa_long_float2, msa_long_float4)
1008 (msa_long_float5, msa_long_float8, msa_long_mult)
1009 (msa_long_fdiv, msa_long_div): New reservations.
1011 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
1012 Sameera Deshpande <sameera.deshpande@imgtec.com>
1013 Matthew Fortune <matthew.fortune@imgtec.com>
1014 Graham Stott <graham.stott@imgtec.com>
1015 Chao-ying Fu <chao-ying.fu@imgtec.com>
1017 * config.gcc: Add MSA header file for mips*-*-* target.
1018 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
1019 (Ubv8i, Urv8): New constraints.
1020 * config/mips/mips-ftypes.def: Add function types for MSA
1022 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
1023 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
1024 * config/mips/mips-msa.md: New file.
1025 * config/mips/mips-protos.h
1026 (mips_split_128bit_const_insns): New prototype.
1027 (mips_msa_idiv_insns): Likewise.
1028 (mips_split_128bit_move): Likewise.
1029 (mips_split_128bit_move_p): Likewise.
1030 (mips_split_msa_copy_d): Likewise.
1031 (mips_split_msa_insert_d): Likewise.
1032 (mips_split_msa_fill_d): Likewise.
1033 (mips_expand_msa_branch): Likewise.
1034 (mips_const_vector_same_val_p): Likewise.
1035 (mips_const_vector_same_bytes_p): Likewise.
1036 (mips_const_vector_same_int_p): Likewise.
1037 (mips_const_vector_shuffle_set_p): Likewise.
1038 (mips_const_vector_bitimm_set_p): Likewise.
1039 (mips_const_vector_bitimm_clr_p): Likewise.
1040 (mips_msa_vec_parallel_const_half): Likewise.
1041 (mips_msa_output_division): Likewise.
1042 (mips_ldst_scaled_shift): Likewise.
1043 (mips_expand_vec_cond_expr): Likewise.
1044 * config/mips/mips.c (enum mips_builtin_type): Add
1045 MIPS_BUILTIN_MSA_TEST_BRANCH.
1046 (mips_gen_const_int_vector_shuffle): New prototype.
1047 (mips_const_vector_bitimm_set_p): New function.
1048 (mips_const_vector_bitimm_clr_p): Likewise.
1049 (mips_const_vector_same_val_p): Likewise.
1050 (mips_const_vector_same_bytes_p): Likewise.
1051 (mips_const_vector_same_int_p): Likewise.
1052 (mips_const_vector_shuffle_set_p): Likewise.
1053 (mips_symbol_insns): Forbid loading symbols via immediate for
1055 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
1057 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
1059 (mips_lx_address_p): Add support load indexed address for MSA.
1060 (mips_address_insns): Add calculation of instructions needed for
1061 stores and loads for MSA.
1062 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
1063 CONST_VECTOR for MSA and let it fall through.
1064 (mips_ldst_scaled_shift): New function.
1065 (mips_subword_at_byte): Likewise.
1066 (mips_msa_idiv_insns): Likewise.
1067 (mips_legitimize_move): Validate MSA moves.
1068 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
1069 calculation of costs for MSA division.
1070 (mips_split_move_p): Check if MSA moves need splitting.
1071 (mips_split_move): Split MSA moves if necessary.
1072 (mips_split_128bit_move_p): New function.
1073 (mips_split_128bit_move): Likewise.
1074 (mips_split_msa_copy_d): Likewise.
1075 (mips_split_msa_insert_d): Likewise.
1076 (mips_split_msa_fill_d): Likewise.
1077 (mips_output_move): Handle MSA moves.
1078 (mips_expand_msa_branch): New function.
1079 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
1080 Reinstate 'y' modifier.
1081 (mips_file_start): Add MSA .gnu_attribute.
1082 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
1084 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
1085 (mips_class_max_nregs): Add register size for MSA supported mode.
1086 (mips_cannot_change_mode_class): Allow conversion between MSA
1087 vector modes and TImode.
1088 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
1090 (mips_secondary_reload_class): Force MSA loads/stores via memory.
1091 (mips_preferred_simd_mode): Add preffered modes for MSA.
1092 (mips_vector_mode_supported_p): Add MSA supported modes.
1093 (mips_autovectorize_vector_sizes): New function.
1094 (mips_msa_output_division): Likewise.
1095 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
1096 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
1097 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
1098 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
1099 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
1100 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
1101 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
1102 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
1103 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
1104 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
1105 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
1106 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
1107 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
1108 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
1109 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
1110 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
1111 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
1112 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
1113 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
1114 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
1115 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
1116 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
1117 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
1118 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
1119 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
1120 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
1121 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
1122 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
1123 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
1124 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
1125 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
1126 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
1127 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
1128 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
1129 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
1130 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
1131 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
1132 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
1133 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
1134 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
1135 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
1136 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
1137 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
1138 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
1139 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1140 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1141 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1142 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1143 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
1144 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
1145 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
1146 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
1147 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
1148 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
1149 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
1150 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
1151 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
1152 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
1153 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
1154 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
1155 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
1156 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
1157 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
1158 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
1159 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
1160 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
1161 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
1162 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
1163 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
1164 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
1165 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
1166 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
1167 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
1168 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
1169 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
1170 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
1171 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
1172 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
1173 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
1174 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
1175 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
1176 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
1177 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
1178 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
1179 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
1180 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
1181 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
1182 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
1183 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
1184 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
1185 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
1186 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
1187 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
1188 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
1189 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
1190 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
1191 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
1192 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
1193 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
1194 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
1195 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
1196 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
1197 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
1198 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
1199 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
1200 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
1201 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
1202 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
1203 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
1204 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
1205 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
1206 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
1207 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
1208 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
1209 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
1210 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
1211 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
1212 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
1213 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
1214 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
1215 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
1216 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
1217 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
1218 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
1219 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
1220 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
1221 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
1222 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
1223 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
1224 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
1225 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
1226 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
1227 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
1228 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
1229 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
1230 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
1231 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
1232 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
1233 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
1234 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
1235 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
1236 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
1237 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
1238 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
1239 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
1240 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
1241 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
1242 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
1243 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
1244 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
1245 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
1247 (mips_get_builtin_decl_index): New array.
1248 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
1249 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
1250 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
1251 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
1252 (mips_init_builtins): Initialize mips_get_builtin_decl_index
1254 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1256 (mips_expand_builtin_insn): Prepare operands for
1257 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
1258 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
1259 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
1260 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
1261 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
1262 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
1263 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
1264 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
1265 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
1266 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
1267 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
1268 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
1269 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
1270 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
1271 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
1272 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
1273 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
1274 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
1275 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
1276 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
1277 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
1278 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
1279 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
1280 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
1281 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
1282 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
1283 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
1284 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
1285 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
1286 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
1287 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
1288 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
1289 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
1290 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
1291 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
1292 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
1293 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
1294 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
1295 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
1296 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
1297 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
1298 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
1299 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
1300 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
1301 These are set implicitly and an error is reported if overridden.
1302 (mips_expand_builtin_msa_test_branch): New function.
1303 (mips_expand_msa_shuffle): Likewise.
1304 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
1305 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
1306 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
1307 (mips_expand_vec_unpack): Add support for MSA.
1308 (mips_expand_vector_init): Likewise.
1309 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
1310 instead of const0_rtx.
1311 (mips_msa_vec_parallel_const_half): New function.
1312 (mips_gen_const_int_vector): Likewise.
1313 (mips_gen_const_int_vector_shuffle): Likewise.
1314 (mips_expand_msa_cmp): Likewise.
1315 (mips_expand_vec_cond_expr): Likewise.
1316 * config/mips/mips.h
1317 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
1318 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
1320 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
1321 (ISA_HAS_MSA): New macro.
1322 (UNITS_PER_MSA_REG): Likewise.
1323 (BITS_PER_MSA_REG): Likewise.
1324 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
1325 (MSA_REG_FIRST): New macro.
1326 (MSA_REG_LAST): Likewise.
1327 (MSA_REG_NUM): Likewise.
1328 (MSA_REG_P): Likewise.
1329 (MSA_REG_RTX_P): Likewise.
1330 (MSA_SUPPORTED_MODE_P): Likewise.
1331 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
1332 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
1333 * config/mips/mips.md: Include mips-msa.md.
1334 (alu_type): Add simd_add.
1335 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
1336 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
1337 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
1338 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
1339 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
1340 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
1341 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
1342 simd_move, simd_load, simd_store. Choose "multi" for moves
1344 (qword_mode): New attribute.
1345 (insn_count): Add instruction count for quad moves.
1346 Increase the count for MIPS SIMD division.
1347 (UNITMODE): Add UNITMODEs for vector types.
1348 (addsub): New code iterator.
1349 * config/mips/mips.opt (mmsa): New option.
1350 * config/mips/msa.h: New file.
1351 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
1353 * config/mips/mti-linux.h: Likewise.
1354 * config/mips/predicates.md
1355 (const_msa_branch_operand): New constraint.
1356 (const_uimm3_operand): Likewise.
1357 (const_uimm4_operand): Likewise.
1358 (const_uimm5_operand): Likewise.
1359 (const_uimm8_operand): Likewise.
1360 (const_imm5_operand): Likewise.
1361 (aq10b_operand): Likewise.
1362 (aq10h_operand): Likewise.
1363 (aq10w_operand): Likewise.
1364 (aq10d_operand): Likewise.
1365 (const_m1_operand): Likewise.
1366 (reg_or_m1_operand): Likewise.
1367 (const_exp_2_operand): Likewise.
1368 (const_exp_4_operand): Likewise.
1369 (const_exp_8_operand): Likewise.
1370 (const_exp_16_operand): Likewise.
1371 (const_vector_same_val_operand): Likewise.
1372 (const_vector_same_simm5_operand): Likewise.
1373 (const_vector_same_uimm5_operand): Likewise.
1374 (const_vector_same_uimm6_operand): Likewise.
1375 (const_vector_same_uimm8_operand): Likewise.
1376 (par_const_vector_shf_set_operand): Likewise.
1377 (reg_or_vector_same_val_operand): Likewise.
1378 (reg_or_vector_same_simm5_operand): Likewise.
1379 (reg_or_vector_same_uimm6_operand): Likewise.
1380 * doc/extend.texi (MIPS SIMD Architecture Functions): New
1382 * doc/invoke.texi (-mmsa): Document new option.
1384 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1386 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
1387 * configure: Regenerate.
1388 * config.in: Regenerate.
1389 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
1391 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
1392 (ENDFILE_VTV_SPEC): Define.
1394 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
1396 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
1397 registers in all interrupt handlers if necessary.
1398 (rl78_option_override): Add warning.
1399 (MUST_SAVE_MDUC_REGISTERS): New macro.
1400 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
1401 * config/rl78/rl78.c (check_mduc_usage): New function.
1402 (mduc_regs): New structure to hold MDUC register data.
1403 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
1404 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
1405 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
1406 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
1407 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
1408 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
1410 2016-05-09 Bin Cheng <bin.cheng@arm.com>
1412 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
1413 (tree-ssa-loop-niter.h): Ditto.
1414 (idx_within_array_bound, ref_within_array_bound): New functions.
1415 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
1416 Factor out check on writable base object to ...
1417 (base_object_writable): ... here.
1419 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1421 * config/arm/arm.md (probe_stack): Add modes to set source
1424 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
1426 * regrename.c (base_reg_class_for_rename): New static function.
1427 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
1429 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
1431 * cgraph.c (thunk_adjust): Export.
1432 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
1433 * cgraphunit.c (thunk_adjust): Export.
1434 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
1436 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
1438 * tree-inline.c (expand_call_inline): Expand thunks inline.
1440 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
1443 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
1444 (*sse2_vd_cvtss2sd): Ditto.
1445 * config/i386/i386.md
1446 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
1447 Generate *sse2_vd_cvtsd2ss pattern.
1448 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
1449 Generate *sse2_vd_cvtss2sd pattern.
1451 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1453 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
1454 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
1457 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
1459 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
1460 * config/sh/sh.c: Define and declare variables on first use throughout
1462 (current_function_interrupt): Change to bool type.
1463 (frame_insn): Rename to emit_frame_insn and update users.
1464 (push_regs): Use bool for 'interrupt_handler' argument.
1465 (save_schedule_s): Remove.
1466 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
1467 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
1468 targetm.asm_out.unaligned_op.di.
1469 (gen_far_branch): Remove redundant forward declaration.
1470 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
1471 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
1472 (sh_set_return_address, sh_function_ok_for_sibcall,
1473 scavenge_reg): Update comments.
1474 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
1475 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
1476 (sh_attr_renesas_p): Remove unnecessary parentheses.
1477 (branch_dest): Simplify.
1478 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
1479 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
1480 (CUMULATIVE_ARGS): Change macro to typedef.
1481 (current_function_interrupt): Change to bool type.
1482 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
1483 Surround with __cplusplus ifdef.
1484 (sh_compare_op0, sh_compare_op1): Remove.
1485 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
1487 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
1489 * config/arm/arm.md: (arch): Add neon.
1490 (arch_enabled): Return yes for arch neon when TARGET_NEON.
1491 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
1492 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
1493 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
1494 attributes for alt renumbering. Mark alt 3 as non-predicable.
1495 (thumb2_movdf_vfp): Likewise.
1497 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
1499 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
1500 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
1501 (*andqi_1): Add preferred_for_speed attribute to disparage
1502 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
1503 (*<code>qi_1): Ditto.
1504 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
1505 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
1506 (*ashlqi3_1): Ditto.
1507 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
1508 Add preferred_for_size attribute to disparage alternative 0 and
1509 preferred_for_speed attribute to disparage alternative 1 for
1510 TARGET_PARTIAL_REG_STALL targets.
1512 2016-05-07 Tom de Vries <tom@codesourcery.com>
1514 PR tree-optimization/70956
1515 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
1518 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
1520 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
1521 * config/sh/sh.c (sh_cbranch_distance): Implement it.
1522 * config/sh/sh.md (branch_zero): Remove define_attr.
1523 (define_delay): Disable delay slot if branch distance is one insn.
1525 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1527 * config/i386/i386.md (LEAMODE): New mode attribute.
1528 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
1529 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
1530 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
1531 operand 2 predicate.
1532 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
1533 (*lea<mode>_general_3): Ditto.
1534 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
1536 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1538 * genmddump.c (main): Convert argv from char ** to const char **.
1540 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1542 * coretypes.h (OVERRIDE): New macro.
1545 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
1547 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
1548 allow coalescing if the types are compatible.
1550 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1552 * pass_manager.h (pass_manager::register_pass_name): New method.
1553 (pass_manager::get_pass_by_name): New method.
1554 (pass_manager::create_pass_tab): New method.
1555 (pass_manager::m_name_to_pass_map): New field.
1556 * passes.c (name_to_pass_map): Delete global in favor of field
1557 "m_name_to_pass_map" of pass_manager.
1558 (register_pass_name): Rename from a function to...
1559 (pass_manager::register_pass_name): ...this method, updating
1560 for renaming of global "name_to_pass_map" to field
1561 "m_name_to_pass_map".
1562 (create_pass_tab): Rename from a function to...
1563 (pass_manager::create_pass_tab): ...this method, updating
1564 for renaming of global "name_to_pass_map" to field.
1565 (get_pass_by_name): Rename from a function to...
1566 (pass_manager::get_pass_by_name): ...this method.
1567 (enable_disable_pass): Convert use of get_pass_by_name to
1568 a method call, locating the pass_manager singleton.
1570 2016-05-06 David Malcolm <dmalcolm@redhat.com>
1572 * genattr-common.c (main): Convert argv from char ** to const char **.
1573 * genattr.c (main): Likewise.
1574 * genattrtab.c (main): Likewise.
1575 * genautomata.c (initiate_automaton_gen): Likewise.
1577 * gencodes.c (main): Likewise.
1578 * genconditions.c (main): Likewise.
1579 * genconfig.c (main): Likewise.
1580 * genconstants.c (main): Likewise.
1581 * genemit.c (main): Likewise.
1582 * genenums.c (main): Likewise.
1583 * genextract.c (main): Likewise.
1584 * genflags.c (main): Likewise.
1585 * genmddeps.c (main): Likewise.
1586 * genopinit.c (main): Likewise.
1587 * genoutput.c (main): Likewise.
1588 * genpeep.c (main): Likewise.
1589 * genpreds.c (main): Likewise.
1590 * genrecog.c (main): Likewise.
1591 * gensupport.c (init_rtx_reader_args_cb): Likewise.
1592 (init_rtx_reader_args): Likewise.
1593 * gensupport.h (init_rtx_reader_args_cb): Likewise.
1594 (init_rtx_reader_args): Likewise.
1595 * gentarget-def.c (main): Likewise.
1596 * read-md.c (read_md_files): Likewise.
1597 * read-md.h (read_md_files): Likewise.
1599 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
1602 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
1603 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
1604 Remove unused predicate.
1605 (register_and_not_fp_reg_operand): Ditto.
1607 2016-05-06 Martin Liska <mliska@suse.cz>
1609 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
1610 instead of vec as the vector is local to the function.
1612 2016-05-06 Jakub Jelinek <jakub@redhat.com>
1614 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
1615 avx512bw alternative.
1617 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
1618 before the ashr<mode>3 pattern.
1620 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): 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 (*vec_extractv4sf_0, *sse4_1_extractps,
1625 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
1626 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
1627 in vex or maybe_vex alternatives, use maybe_evex instead of vex
1630 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
1631 v instead of x in vex or maybe_vex alternatives, use
1632 maybe_evex instead of vex in prefix.
1634 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
1635 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
1636 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
1637 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
1638 alternatives, use maybe_evex instead of vex in prefix.
1640 * config/i386/sse.md (vec_interleave_lowv4sf,
1641 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
1642 v instead of x in vex or maybe_vex alternatives, use
1643 maybe_evex instead of vex in prefix.
1645 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
1646 v instead of x in vex or maybe_vex alternatives, use
1647 maybe_evex instead of vex in prefix.
1649 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
1650 v constraint instead of x.
1652 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
1654 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
1655 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
1658 2016-05-06 Richard Biener <rguenther@suse.de>
1660 PR tree-optimization/70948
1661 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1662 Properly clobber all fields of va_list for __builtin_va_start.
1664 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1667 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
1668 loop latch destination.
1670 2016-05-06 Martin Liska <mliska@suse.cz>
1672 * tree-ssa-uninit.c: Apply manual changes
1673 to the GNU coding style.
1674 (prune_uninit_phi_opnds): Rename from
1675 prune_uninit_phi_opnds_in_unrealizable_paths.
1677 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1679 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
1680 mspace): Remove deprecated options.
1681 * doc/invoke.texi (SH options): Remove -mspace.
1683 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1685 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
1687 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1689 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
1690 corresponding combine split pattern.
1692 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1695 * config/sh/predicates.md (long_displacement_mem_operand): New.
1696 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
1697 Add movi20, movi20s alternatives. Adjust length attribute for
1699 (movsi_ie): Allow for any FPU. Adjust length attribute for
1701 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
1702 attribute for alternatives.
1703 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
1704 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
1705 length attribute for alternatives.
1707 2016-05-06 Richard Biener <rguenther@suse.de>
1709 PR tree-optimization/70960
1710 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
1712 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1715 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
1716 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
1718 2016-05-06 Marek Polacek <polacek@redhat.com>
1721 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
1723 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1726 * config/sh/sh.md (*rotcr): Add another variant.
1728 2016-05-06 Richard Biener <rguenther@suse.de>
1731 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
1733 2016-05-06 Richard Biener <rguenther@suse.de>
1736 * fold-const.c (split_tree): Always convert to the original type
1739 2016-05-06 Richard Biener <rguenther@suse.de>
1741 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
1742 (fwprop_addr): Likewise.
1744 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
1749 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
1750 * config/i386/i386.md (push mem splitter): Use find_constant_src in
1751 the splitter condition.
1752 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
1753 the splitter condition.
1754 (FP float_extend load splitter): Ditto.
1756 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.md (peehole2 patterns): Change true_regnum
1759 to REGNO in all peephole2 patterns.
1760 (post-reload splitters): Change true_regnum to REGNO in
1761 post-reload splitters.
1762 (zero_extend splitters): Use general_reg_operand and
1763 nonimmediate_gr_operand predicates.
1765 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1767 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
1768 v constraint instead of x.
1770 2016-05-05 Alan Modra <amodra@gmail.com>
1773 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1774 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
1775 TARGET_NO_FP_IN_TOC for -mrelocatable.
1776 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
1777 TARGET_RELOCATABLE test.
1778 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1779 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1780 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1781 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1782 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1783 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1784 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
1785 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1786 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
1787 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1789 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
1790 (rs6000_stack_info): Likewise.
1791 (rs6000_elf_asm_out_constructor): Likewise.
1792 (rs6000_elf_asm_out_destructor): Likewise.
1793 (rs6000_elf_declare_function_name): Likewise.
1794 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
1795 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
1798 2016-05-05 Alan Modra <amodra@gmail.com>
1800 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
1802 2016-05-05 Alan Modra <amodra@gmail.com>
1804 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
1805 out-of-line gpr restore for one or two regs if that would add
1808 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
1811 * config/i386/i386.md
1812 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
1813 Change to post-epilogue_completed late splitter. Use sse_reg_operand
1814 as operand 0 predicate.
1815 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
1817 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
1818 Ditto. Emit the pattern using RTX.
1820 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
1821 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
1822 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
1823 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
1825 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
1826 sse_reg_operand as operand 0 predicate.
1828 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
1829 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
1830 instead of gen_rtx_REG.
1831 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
1834 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1836 * function.c (emit_use_return_register_into_block): Delete.
1837 (gen_return_pattern): Delete.
1838 (emit_return_into_block): Delete.
1839 (active_insn_between): Delete.
1840 (convert_jumps_to_returns): Delete.
1841 (emit_return_for_exit): Delete.
1842 (thread_prologue_and_epilogue_insns): Delete all code dealing with
1843 simple_return for shrink-wrapped blocks.
1844 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
1845 end of blocks that need one.
1846 (get_unconverted_simple_return): Delete.
1847 (convert_to_simple_return): Delete.
1848 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
1849 (convert_to_simple_return): Ditto.
1851 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1853 * cfgcleanup.c (bb_is_just_return): New function.
1854 (try_optimize_cfg): Simplify jumps to return, branches to return,
1855 and branches around return.
1857 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
1859 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
1862 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1866 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
1867 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
1868 assert flags & OEP_HASH_CHECK, instead of asserting it
1869 never happens. Handle TARGET_EXPR.
1870 * fold-const.c (operand_equal_p): For hash verification,
1871 or in OEP_HASH_CHECK into flags.
1873 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
1875 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
1877 (compute_samebase_partition_bases): Fix typo.
1879 2016-05-04 Jakub Jelinek <jakub@redhat.com>
1881 * config/i386/sse.md (vec_interleave_highv8sf,
1882 vec_interleave_lowv8sf, vec_interleave_highv4df,
1883 vec_interleave_lowv4df): Remove constraints from expanders.
1885 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
1887 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1889 * tree-inline.c (expand_call_inline): Fix path dealing with
1890 making lhs of call statement undefined.
1892 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
1894 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
1895 Check availability on NODE, too.
1896 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
1897 (cgraph_node::call_for_symbol_and_aliases): Likewise.
1898 (varpool_node::call_for_symbol_and_aliase): Likewise.
1899 * ipa-pure-const.c (add_new_function): Analyze all bodies.
1900 (propagate_pure_const): Propagate across interposable functions, too.
1901 (skip_function_for_local_pure_const): Do not skip interposable bodies
1903 (pass_local_pure_const::execute): Update.
1905 2016-05-04 Marek Polacek <polacek@redhat.com>
1907 * doc/invoke.texi: Document -Wdangling-else.
1909 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1911 * config.gcc: Error out when conflicting multilib is detected. Do not
1912 loop over multilibs since no combination is legal.
1914 2016-05-04 Alan Modra <amodra@gmail.com>
1916 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
1917 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
1918 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
1921 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
1923 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
1924 Clean up p5600 comments.
1926 2016-05-04 Richard Biener <rguenther@suse.de>
1928 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
1929 constructor simplifications.
1930 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
1932 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
1934 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
1935 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
1936 result.set_rtx is null instead of aborting.
1937 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
1939 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
1940 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
1941 *mov<mode>_store_postinc): New patterns.
1943 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
1945 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
1946 as commutative. Check both conversions are NOP.
1947 ((A & B) OP (C & B)): Remove.
1949 2016-05-04 Alan Modra <amodra@gmail.com>
1951 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
1953 2016-05-04 Alan Modra <amodra@gmail.com>
1956 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
1957 when cr2,3,4 are all fixed regs.
1959 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
1961 PR rtl-optimization/57193
1962 * opts.c (default_options_table): Revert OPT_frename_registers change.
1963 * doc/invoke.texi (-frename-registers, -O2): Likewise.
1965 2016-05-03 Martin Sebor <msebor@redhat.com>
1968 * builtins.c (fold_builtin_FILE): New function.
1969 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
1970 (fold_builtin_0): Call them.
1971 * gimplify.c (gimplify_call_expr): Remove the handling of
1972 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
1975 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
1976 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
1980 * doc/extend.texi (Function Names as Strings): Update __func__,
1981 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
1984 2016-05-03 Jakub Jelinek <jakub@redhat.com>
1985 Richard Biener <rguenther@suse.de>
1987 PR tree-optimization/70916
1988 * tree-if-conv.c: Include cfganal.h.
1989 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
1990 and remove_fake_exit_edges around the optimization pass.
1992 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
1994 * cgraph.c (symbol_table::create_edge): Set inline_failed.
1995 (cgraph_edge::make_direct): Likewise.
1996 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
1997 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
1998 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
1999 (CIF_THUNK): New code.
2000 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
2001 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
2002 (compute_inline_parameters): Set inline_failed for thunks.
2003 (inline_analyze_function): Cleanup.
2004 * ipa-inline.c (can_inline_edge_p): Do not deal with
2005 call_stmt_cannot_inline_p.
2006 (can_early_inline_edge_p): Likewise.
2007 (early_inliner): Initialize inline_failed.
2008 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
2010 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
2012 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
2013 from nonimm_ssenomem_operand.
2014 (nonimm_ssenomem_operand): New predicate.
2015 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
2016 as operand 0 predicate.
2017 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
2018 Disable unsupported alternatives using "enabled" attribute.
2019 Use register_ssemem_operand as operand 0 predicate.
2020 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2022 2016-05-03 Marek Polacek <polacek@redhat.com>
2025 * input.c (expansion_point_location): New function.
2026 * input.h (expansion_point_location): Declare.
2028 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
2030 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
2031 occurence with frame_offset_ ones.
2033 2016-05-03 Alan Modra <amodra@gmail.com>
2035 PR rtl-optimization/70890
2036 * ira.c (combine_and_move_insns): When moving def_insn, remove
2039 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
2041 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
2042 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
2043 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
2044 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
2046 2016-05-03 Alan Modra <amodra@gmail.com>
2048 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
2049 for SAVE_MULTIPLE/STORE_MULTIPLE.
2051 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2053 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
2054 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
2056 2016-05-03 Richard Biener <rguenther@suse.de>
2058 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
2060 (gimplify_arg): Likewise.
2061 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
2062 re-writing the result to a decl if required.
2063 (internal_get_tmp_var): Add allow_ssa parameter
2064 and override into_ssa with it.
2065 (get_formal_tmp_var): Adjust.
2066 (get_initialized_tmp_var): Add allow_ssa parameter.
2067 (gimplify_arg): Add allow_ssa parameter and avoid generating
2068 SSA names for the result false.
2069 (gimplify_call_expr): If the call may return twice do not
2070 gimplify parameters into SSA.
2071 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
2072 (gimplify_modify_expr): Adjust assert. For noreturn calls
2073 with a SSA name LHS adjust its def.
2074 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
2075 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
2076 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
2077 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
2078 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
2079 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
2080 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
2081 (optimize_target_teams): Do not allow SSA names for clause operands.
2082 (gimplify_expr): Likewise for where we mark the result addressable.
2083 * passes.def (pass_init_datastructures): Remove.
2084 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
2085 (rewrite_stmt): Likewise.
2086 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
2087 (replace_locals_op): Replace SSA names.
2088 (copy_gimple_seq_and_replace_locals): Init src_cfun.
2089 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
2090 * cgraph.c (release_function_body): Free CFG annotations only
2091 when we have a CFG. Simplify.
2092 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
2093 force_gimple_operand instead of get_initialized_tmp_var.
2094 * tree-pass.h (make_pass_init_datastructures): Remove.
2095 * tree-ssa.c (execute_init_datastructures): Remove.
2096 (pass_data_init_datastructures): Likewise.
2097 (class pass_init_datastructures): Likewise.
2098 (make_pass_init_datastructures): Likewise.
2099 * omp-low.c (create_omp_child_function): Init SSA data structures.
2100 (grid_expand_target_grid_body): Likewise.
2101 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
2102 name before adding it to names_to_release.
2103 (remove_bb): Always release SSA defs.
2104 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
2105 before dereferencing it.
2106 * cgraphunit.c (init_lowered_empty_function): Always
2107 int SSA data structures.
2108 * tree-ssanames.c (release_defs): Remove assert that we are in
2110 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
2112 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2113 Uros Bizjak <ubizjak@gmail.com>
2115 PR rtl-optimization/70467
2116 * config/i386/predicates.md (x86_64_hilo_int_operand,
2117 x86_64_hilo_general_operand): New predicates.
2118 * config/i386/constraints.md (Wd): New constraint.
2119 * config/i386/i386.md (mode attr di): Use Wd instead of e.
2120 (general_hilo_operand): New mode attr.
2121 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
2122 instead of <general_operand>.
2123 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
2124 x86_64_hilo_general_operand instead of <general_operand>.
2126 2016-05-03 Jakub Jelinek <jakub@redhat.com>
2128 PR tree-optimization/70916
2129 * tree-if-conv.c (constant_or_ssa_name): Removed.
2130 (fold_build_cond_expr): Use is_gimple_val instead of
2131 constant_or_ssa_name.
2133 PR tree-optimization/70916
2134 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
2135 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
2138 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
2139 (optimize_atomic_bit_test_and): New function.
2140 (pass_fold_builtins::execute): Use it.
2141 * optabs.def (atomic_bit_test_and_set_optab,
2142 atomic_bit_test_and_complement_optab,
2143 atomic_bit_test_and_reset_optab): New optabs.
2144 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
2145 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
2146 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
2147 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
2148 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
2149 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
2150 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
2151 * doc/md.texi (atomic_bit_test_and_set@var{mode},
2152 atomic_bit_test_and_complement@var{mode},
2153 atomic_bit_test_and_reset@var{mode}): Document.
2154 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
2155 atomic_bit_test_and_complement<mode>,
2156 atomic_bit_test_and_reset<mode>): New expanders.
2157 (atomic_bit_test_and_set<mode>_1,
2158 atomic_bit_test_and_complement<mode>_1,
2159 atomic_bit_test_and_reset<mode>_1): New insns.
2161 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
2163 PR rtl-optimization/70687
2164 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
2165 instead of unsigned HOST_WIDE_INT.
2167 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
2169 PR rtl-optimization/44281
2170 * hard-reg-set.h (struct target_hard_regs): New field
2171 x_fixed_nonglobal_reg_set.
2172 (fixed_nonglobal_reg_set): New macro.
2173 * reginfo.c (init_reg_sets_1): Initialize it.
2174 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
2176 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2178 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2180 PR tree-optimization/56541
2181 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
2182 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
2183 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
2184 (any_complicated_phi): new static variable.
2185 (aggressive_if_conv): delete.
2186 (if_convertible_phi_p): support phis with more than two arguments.
2187 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
2188 critical pred edges.
2189 (ifcvt_split_critical_edges): support phis with more than two
2190 arguments by checking new parameter. only split critical edges
2192 (tree_if_conversion): handle simd pragma marked loop using new
2193 local variable aggressive_if_conv. check any_complicated_phi.
2195 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2197 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
2200 2016-05-03 Bin Cheng <bin.cheng@arm.com>
2202 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
2205 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
2207 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
2208 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
2209 define_insn_and_split.
2210 (mulsi3_i): New define_insn_and_split.
2211 (mulsi3_call): Convert to define_insn.
2212 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
2215 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2217 * machmode.h (mode_complex): Add support to give the complex mode
2219 (GET_MODE_COMPLEX_MODE): Likewise.
2220 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
2221 stored by build_complex_type and gfc_build_complex_type instead of
2222 trying to figure out the appropriate mode based on the size. Raise
2223 an assertion error, if the type was not set.
2224 * genmodes.c (struct mode_data): Add field for the complex type of
2226 (blank_mode): Likewise.
2227 (make_complex_modes): Remember the complex mode created in the
2229 (emit_mode_complex): Write out the mode_complex array to map a
2230 type mode to the complex version.
2231 (emit_insn_modes_c): Likewise.
2232 * tree.c (build_complex_type): Set the complex type to use before
2233 calling layout_type.
2234 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
2235 support for __float128 complex datatypes.
2236 (rs6000_hard_regno_mode_ok): Likewise.
2237 (rs6000_setup_reg_addr_masks): Likewise.
2238 (rs6000_complex_function_value): Likewise.
2239 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
2240 __float128 and __ibm128 complex.
2241 (FLOAT128_IBM_P): Likewise.
2242 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2243 * doc/extend.texi (Additional Floating Types): Document that
2244 -mfloat128 must be used to enable __float128. Document complex
2245 __float128 and __ibm128 support.
2247 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2250 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
2251 char/short arguments promoted to int because of promote_prototypes.
2253 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/predicates.md (register_ssemem_operand): New predicate.
2256 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
2257 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
2258 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
2259 alternatives using "enabled" attribute. Use register_ssemem_operand
2260 as operand 1 predicate.
2261 (*cmpi<unord>xf_i387): Split XFmode pattern from
2262 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
2263 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
2264 *absneg<mode>2_i387. Disable unsupported alternatives using
2265 "enabled" attribute.
2266 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
2268 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2270 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
2272 (oacc_loop_process): Check mask for loop termination.
2274 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2276 * cif-code.def (CIF_THUNK): Add.
2277 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
2280 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
2282 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
2283 (dump_inline_summary): Dump it.
2284 (fp_expression_p): New predicate.
2285 (estimate_function_body_sizes): Use it.
2286 (inline_merge_summary): Merge fp_expressions.
2287 (inline_read_section): Read fp_expressions.
2288 (inline_write_summary): Write fp_expressions.
2289 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
2290 codegen boundary if either caller or callee is !fp_expressions.
2291 * ipa-inline.h (inline_summary): Add fp_expressions.
2292 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
2293 to fp_expressions be sure the fp generation flags are updated.
2295 2016-05-02 Jakub Jelinek <jakub@redhat.com>
2297 PR rtl-optimization/70467
2298 * cse.c (cse_insn): Handle no-op MEM moves after folding.
2300 PR rtl-optimization/70467
2301 * ipa-pure-const.c (check_call): Handle internal calls even in
2302 ipa mode like in local mode.
2304 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
2306 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
2308 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2310 * match.pd (X u< X, X u> X): New transformations.
2312 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
2314 * flag-types.h (enum warn_strict_overflow_code): Move ...
2315 * coretypes.h: ... here.
2316 * fold-const.h (fold_overflow_warning): Declare.
2317 * fold-const.c (fold_overflow_warning): Make non-static.
2318 (fold_comparison): Move the transformation of X +- C1 CMP C2
2319 into X CMP C2 -+ C1 ...
2320 * match.pd: ... here.
2321 * gimple-fold.c (fold_stmt_1): Protect with
2322 fold_defer_overflow_warnings.
2324 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
2326 * omp-low.c (struct oacc_loop): Add 'inner' field.
2327 (new_oacc_loop_raw): Initialize it to zero.
2328 (oacc_loop_fixed_partitions): Initialize it.
2329 (oacc_loop_auto_partitions): Partition outermost loop to outermost
2330 available partitioning.
2332 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2334 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
2336 (umulsidi3): Likewise.
2337 (indirect_jump): Fix jump instruction assembly patterns.
2339 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
2342 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
2343 (nvptx_function_value): Assert non-NULL cfun.
2345 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
2347 PR rtl-optimization/70886
2348 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
2350 * cselib.h (rtx_equal_for_cselib_1): Declare.
2351 (rtx_equal_for_cselib_p: New inline function.
2352 * cselib.c (rtx_equal_for_cselib_p): Delete.
2353 (rtx_equal_for_cselib_1): Make public.
2355 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
2357 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
2358 (register_mixssei387nonimm_operand): Remove predicate.
2359 * config/i386/i386.md (*fop_<mode>_comm): Merge from
2360 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
2361 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
2362 for TARGET_MIX_SSE_I387 alternatives.
2363 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
2364 Disable unsupported alternatives using "enabled" attribute. Use
2365 nonimm_ssenomem_operand as operand 1 predicate. Also check
2366 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
2368 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2370 * tree.c (cst_and_fits_in_hwi): Simplify.
2372 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2374 * tree.h (wi::to_wide): New function.
2375 * expr.c (expand_expr_real_1): Use wi::to_wide.
2376 * fold-const.c (int_const_binop_1): Likewise.
2377 (extract_muldiv_1): Likewise.
2379 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2381 * wide-int.h: Update offset_int and widest_int documentation.
2382 (WI_SIGNED_SHIFT_RESULT): New macro.
2383 (wi::binary_shift): Define signed_shift_result_type for
2384 shifts on offset_int- and widest_int-like types.
2385 (generic_wide_int): Support <<= and >>= if << and >> are supported.
2386 * tree.h (int_bit_position): Use shift operators instead of wi::
2388 * alias.c (adjust_offset_for_component_ref): Likewise.
2389 * expr.c (get_inner_reference): Likewise.
2390 * fold-const.c (fold_comparison): Likewise.
2391 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
2392 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
2393 * tree-dfa.c (get_ref_base_and_extent): Likewise.
2394 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2395 (stmt_kills_ref_p): Likewise.
2396 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
2397 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
2398 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2399 (ao_ref_init_from_vn_reference): Likewise.
2401 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2403 * wide-int.h: Update offset_int and widest_int documentation.
2404 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
2405 (wi::binary_traits): Allow ordered comparisons between offset_int and
2406 offset_int, between widest_int and widest_int, and between either
2407 of these types and basic C types.
2408 (operator <, <=, >, >=): Define for the same combinations.
2409 * tree.h (tree_int_cst_lt): Use comparison operators instead
2410 of wi:: comparisons.
2411 (tree_int_cst_le): Likewise.
2412 * gimple-fold.c (fold_array_ctor_reference): Likewise.
2413 (fold_nonarray_ctor_reference): Likewise.
2414 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
2415 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
2416 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
2417 * tree-sra.c (completely_scalarize): Likewise.
2418 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
2419 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
2420 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
2421 (check_for_binary_op_overflow): Likewise.
2422 (search_for_addr_array): Likewise.
2423 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
2425 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2427 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
2428 (arc_save_restore): Likewise.
2429 (arc_dwarf_register_span): Likewise.
2430 (arc_output_pic_addr_const): Initialize suffix variable.
2432 2016-05-02 Martin Liska <mliska@suse.cz>
2434 * symbol-summary.h (function_summary::function_summary):
2435 Remove checking assert for all cgraph nodes.
2436 (function_summary::get): Check summary_uid.
2437 (symtab_insertion): Check summary_uid.
2439 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
2441 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
2442 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
2444 (arc_dwarf_register_span): Remove enum keyword.
2445 (compact_memory_operand_p): New function.
2446 * config/arc/arc.h (reg_class): Add code density register classes.
2447 (REG_CLASS_NAMES): Likewise.
2448 (REG_CLASS_CONTENTS): Likewise.
2449 * config/arc/arc.md (*movqi_insn): Add code density instructions.
2450 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
2451 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
2452 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
2453 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
2455 (h, Rcd, Rsd, Rzd): New register constraints.
2456 (T): Use compact_memory_operand_p function.
2457 * config/arc/predicates.md (compact_load_memory_operand): Remove.
2459 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2461 * config/sh/sh.md (*negnegt, *movtt): Remove.
2463 2016-05-02 Marek Polacek <polacek@redhat.com>
2464 Tom de Vries <tom@codesourcery.com>
2466 PR tree-optimization/70700
2467 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
2468 bigger than FIRST_REF_NODE.
2470 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
2473 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
2475 (prepare_cbranch_operands): Don't use scratch register. Assume that
2476 function is used when pseudos can be created.
2477 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
2478 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
2479 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
2480 define_expand. Allow it only when pseudos can be created.
2481 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
2483 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/constraints.md (BC): Only allow -1 operands.
2486 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
2487 Add "enabled" attribute. Update XI mode attribute calculation.
2488 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
2489 (*movoi_internal_avx): Update XI mode attribute calculation.
2490 (*movti_internal): Ditto.
2492 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2494 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
2495 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
2497 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
2499 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
2500 statement on instruction code. Remove trailing spaces.
2501 (altivec_expand_stv_builtin): Likewise.
2503 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2505 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
2506 (TARGET_FPU_DOUBLE): Simplify.
2507 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
2508 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
2509 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
2510 with 'TARGET_FPU_DOUBLE'.
2511 * config/sh/sh.md: Likewise.
2513 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
2515 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
2516 SH_DIV_STR_FOR_SIZE): Remove.
2517 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
2518 SH_DIV_STR_FOR_SIZE): Remove.
2520 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
2522 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
2523 logical_reg_operand): Delete.
2524 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
2525 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
2526 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
2527 match_operand and match_test.
2528 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
2529 variables on their first use. Return bool values.
2530 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
2531 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
2532 arith_reg_operand for input operand. Remove empty constraints.
2534 (*xorsi3_compact): Rename to xorsi3.
2535 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
2536 (*zero_extend<mode>si2_disp_mem): Update comment.
2539 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2541 * config/sh/t-sh: Remove SH5 support.
2542 * config.gcc: Likewise.
2543 * configure: Likewise.
2545 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2547 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
2549 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
2551 * config/sh/sh.c (register_sh_passes, sh_option_override,
2552 sh_print_operand, prepare_move_operands,
2553 sh_can_follow_jump): Remove TARGET_SH1 checks.
2554 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
2555 PROMOTE_MODE): Likewise.
2556 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
2559 2016-04-30 Alan Modra <amodra@gmail.com>
2561 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
2562 restoring when fixed_reg_p, but allow out-of-line or stmw save.
2563 Check for user regs later to avoid unnecessary looping over regs.
2564 Merge user reg check with non-saved reg check. Don't force
2565 inline VR restore when static chain used.
2566 (rs6000_frame_related): Omit eh_frame info for user regs when
2568 (fixed_regs_p): Delete.
2570 2016-04-30 Alan Modra <amodra@gmail.com>
2572 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
2573 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
2576 2016-04-30 Alan Modra <amodra@gmail.com>
2579 * config/rs6000/rs6000.c (fixed_reg_p): New function.
2580 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
2583 2016-04-30 Alan Modra <amodra@gmail.com>
2585 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2586 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
2587 flag_pic test for Darwin.
2589 2016-04-30 Alan Modra <amodra@gmail.com>
2591 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
2592 throw_calls_crossed.
2593 (REG_FREQ_CALLS_CROSSED): Delete.
2594 (REG_N_THROWING_CALLS_CROSSED): Delete.
2595 * regstat.c (regstat_bb_compute_ri): Don't calculate
2596 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
2597 (dump_reg_info): Don't print call cross frequency.
2598 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
2599 and REG_N_THROWING_CALLS_CROSSED.
2601 2016-04-30 Alan Modra <amodra@gmail.com>
2603 * regs.h (struct reg_info_t): Delete live_length.
2604 (REG_LIVE_LENGTH): Delete macro.
2605 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
2606 local_live, local_processed and local_live_last_luid params.
2607 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
2609 (regstat_compute_ri): Adjust for above. Don't set
2611 (dump_reg_info): Don't print live length.
2612 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
2613 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
2614 Localize loop_depth var.
2616 2016-04-30 Alan Modra <amodra@gmail.com>
2618 * ira.c (enum valid_equiv): New.
2619 (validate_equiv_mem): Return enum.
2620 (update_equiv_mem): Create replacement in more cases.
2621 (add_store_equivs): Update validate_equiv_mem call.
2623 2016-04-30 Alan Modra <amodra@gmail.com>
2625 * ira.c (combine_and_move_insns): Rather than scanning insns,
2626 use DF infrastucture to find use and def insns.
2628 2016-04-30 Alan Modra <amodra@gmail.com>
2630 ira.c (combine_and_move_insns): Move invariant conditions..
2631 (ira.c): ..to here. Call combine_and_move_insns before
2632 add_store_equivs. Call grow_reg_equivs later. Allocate
2633 req_equiv later using max_reg_num() rather than global max_regno.
2634 (contains_replace_regs): Delete.
2635 (add_store_equivs): Remove contains_replace_regs test.
2637 2016-04-30 Alan Modra <amodra@gmail.com>
2639 * ira.c (struct equiv_mem_data): New.
2640 (equiv_mem, equiv_mem_modified): Delete static vars.
2641 (validate_equiv_mem_from_store): Use "data" param to communicate..
2642 (validate_equiv_mem): ..from here.
2644 2016-04-30 Alan Modra <amodra@gmail.com>
2646 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
2648 (update_reg_equivs): ..here. Move allocation and freeing of
2649 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
2650 end_alias_analysis to..
2653 2016-04-30 Alan Modra <amodra@gmail.com>
2655 * ira.c (pdx_subregs): Delete.
2656 (struct equivalence): Add pdx_subregs field.
2657 (set_paradoxical_subreg): Remove pdx_subregs param. Update
2659 (update_equiv_regs): Don't create or free pdx_subregs. Update
2662 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2664 * config/rs6000/altivec.h: Change definitions of vec_xl and
2666 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
2667 (LD_ELEMREV_V2DI): New.
2668 (LD_ELEMREV_V4SF): New.
2669 (LD_ELEMREV_V4SI): New.
2670 (LD_ELEMREV_V8HI): New.
2671 (LD_ELEMREV_V16QI): New.
2672 (ST_ELEMREV_V2DF): New.
2673 (ST_ELEMREV_V2DI): New.
2674 (ST_ELEMREV_V4SF): New.
2675 (ST_ELEMREV_V4SI): New.
2676 (ST_ELEMREV_V8HI): New.
2677 (ST_ELEMREV_V16QI): New.
2680 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2681 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
2682 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
2683 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
2684 (altivec_expand_builtin): Add handling for
2685 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
2686 (rs6000_invalid_builtin): Add error-checking for
2687 RS6000_BTM_P9_VECTOR.
2688 (altivec_init_builtins): Define builtins used to implement vec_xl
2690 (rs6000_builtin_mask_names): Define power9-vector.
2691 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
2692 (RS6000_BTM_P9_VECTOR): Define.
2693 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
2694 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
2695 (vsx_ld_elemrev_v2df): Likewise.
2696 (vsx_ld_elemrev_v4sf): Likewise.
2697 (vsx_ld_elemrev_v4si): Likewise.
2698 (vsx_ld_elemrev_v8hi): Likewise.
2699 (vsx_ld_elemrev_v16qi): Likewise.
2700 (vsx_st_elemrev_v2df): Likewise.
2701 (vsx_st_elemrev_v2di): Likewise.
2702 (vsx_st_elemrev_v4sf): Likewise.
2703 (vsx_st_elemrev_v4si): Likewise.
2704 (vsx_st_elemrev_v8hi): Likewise.
2705 (vsx_st_elemrev_v16qi): Likewise.
2706 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
2709 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
2711 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
2713 (simplify_control_stmt_condition_1): ... here. Recurse into
2714 BIT_AND_EXPRs and BIT_IOR_EXPRs.
2716 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
2719 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
2720 (zero_extendqi<mode>2_dot): Revert earlier conversion from
2721 define_insn_and_split to define_insn.
2722 (zero_extendqi<mode>2_dot2): Same.
2723 (extendqi<mode>2_dot): Same.
2724 (extendqi<mode>2_dot2): Same.
2726 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2728 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
2729 (probe_stack): New expander.
2730 (probe_stack_<mode>): New insn pattern.
2732 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/i386.md
2735 (operations with memory inputs setting flags peephole2):
2736 Remove uneeded REG_P checks. Cleanup pattern generation.
2738 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
2740 * tree-vect-loop.c (vect_transform_loop): Fix
2741 nb_iterations_upper_bound computation for vectorized loop.
2743 2016-04-29 Marek Polacek <polacek@redhat.com>
2744 Jakub Jelinek <jakub@redhat.com>
2747 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
2748 TARGET_EXPR_SLOT as a base.
2750 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
2752 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
2753 with 'rCm2' constraints to limit possible immediate size.
2754 (*load_zeroextendqisi_update): Likewise.
2755 (*load_signextendqisi_update): Likewise.
2756 (*loadhi_update): Likewise.
2757 (*load_zeroextendhisi_update): Likewise.
2758 (*load_signextendhisi_update): Likewise.
2759 (*loadsi_update): Likewise.
2760 (*loadsf_update): Likewise.
2762 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2764 * config/i386/predicates.md (constm1_operand): Fix comparison.
2766 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2768 * testsuite/gcc.target/arc/ieee_eq.c: New test.
2770 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
2772 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
2773 remaining SH5 related settings.
2774 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
2775 shmedia_prepare_call_address): Delete.
2776 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
2777 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
2778 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
2779 UNSUPPORTED_SH2A): Remove m5 checks.
2780 (sh_divide_strategy_e): Remove SH5 division strategies.
2781 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
2782 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
2784 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
2786 * config/s390/s390.c (s390_rtx_costs): Update documentation.
2788 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2790 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
2791 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
2793 * config/s390/vector.md ("mov<mode>"): Likewise.
2795 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
2797 * config/s390/constraints.md ("U", "W"): Invoke
2798 s390_mem_constraint with "ZR" and "ZT".
2799 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
2800 addresses when using LRA. Accept also short displacements for S
2801 and T constraints. Do not check for long displacement target for
2802 S and T constraints.
2803 (s390_mem_constraint): Remove handling of U and W constraints.
2804 * config/s390/s390.md (various patterns): Remove the short
2805 displacement constraints (Q and R) if a long displacement
2806 constraint is present. Add longdisp as required CPU capability.
2807 * config/s390/vector.md: Likewise.
2808 * config/s390/vx-builtins.md: Likewise.
2810 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2813 * reload1.c (reload): Call finish_spills before
2814 restarting reload loop. Skip select_reload_regs
2815 if update_eliminables_and_spill returns true.
2817 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
2819 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
2820 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
2821 (umulhisi3_imm): Update predicates and constraint letters.
2822 (umulhisi3_reg): Declare instruction as commutative.
2823 * config/arc/constraints.md (J12, J16): New constraints.
2824 * config/arc/predicates.md (short_unsigned_const_operand): New
2826 (arc_short_operand): Likewise.
2827 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
2829 2016-04-29 Richard Biener <rguenther@suse.de>
2831 PR tree-optimization/13962
2832 PR tree-optimization/65686
2833 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
2834 * tree-ssa-alias.c (ptrs_compare_unequal): New function
2835 using PTA to compare pointers.
2836 * match.pd: Add pattern for pointer equality compare simplification
2837 using ptrs_compare_unequal.
2839 2016-04-29 Richard Biener <rguenther@suse.de>
2841 * stor-layout.c (layout_type): Do not build a pointer-to-element
2844 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
2846 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
2847 Use SWI mode iterator. Use general_reg_operand predicate.
2848 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
2849 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
2852 2016-04-29 Jakub Jelinek <jakub@redhat.com>
2855 * fold-const.c (operand_equal_p): Don't verify hash value equality
2857 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
2860 2016-04-28 Jakub Jelinek <jakub@redhat.com>
2863 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
2864 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
2865 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
2866 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
2867 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
2869 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2871 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
2872 to info. Don't initialize separate fields to 0. Clean up
2875 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
2877 * config/i386/i386.md (peephole2s for operations with memory inputs):
2878 Use SWI mode iterator.
2879 (peephole2s for operations with memory outputs): Ditto.
2880 Do not check for stack checking probe.
2882 (probe_stack): Remove expander.
2884 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2885 Andrew Burgess <andrew.burgess@embecosm.com>
2887 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
2888 operands as 32-bits.
2890 2016-04-28 Jason Merrill <jason@redhat.com>
2892 * gdbinit.in: Skip line-map.h.
2894 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2895 Andrew Burgess <andrew.burgess@embecosm.com>
2897 * config/arc/arc.c (arc_conditional_register_usage): Take
2898 TARGET_RRQ_CLASS into account.
2899 (arc_print_operand): Support printing 'p' and 's' operands.
2900 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
2902 (TARGET_RRQ_CLASS): Define.
2903 (IS_POWEROF2_OR_0_P): Define.
2904 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
2906 (*tst_movb): New define_insn.
2907 (*tst): Avoid recognition if it could prevent '*tst_movb'
2908 combination; replace c/CnL with c/Chs alternative.
2909 (*tst_bitfield_tst): New define_insn.
2910 (*tst_bitfield_asr): New define_insn.
2911 (*tst_bitfield): New define_insn.
2912 (andsi3_i): Add Rrq variant.
2913 (extzv): New define_expand.
2914 (insv): New define_expand.
2915 (*insv_i): New define_insn.
2916 (*movb): New define_insn.
2917 (*movb_signed): New define_insn.
2918 (*movb_high): New define_insn.
2919 (*movb_high_signed): New define_insn.
2920 (*movb_high_signed + 1): New define_split pattern.
2921 (*mrgb): New define_insn.
2922 (*mrgb + 1): New define_peephole2 pattern.
2923 (*mrgb + 2): New define_peephole2 pattern.
2924 * config/arc/arc.opt (mbitops): New option for nps400, uses
2925 TARGET_NPS_BITOPS_DEFAULT.
2926 * config/arc/constraints.md (q): Make register class conditional.
2927 (Rrq): New register constraint.
2928 (Chs): New constraint.
2929 (Clo): New constraint.
2930 (Chi): New constraint.
2931 (Cbf): New constraint.
2932 (Cbn): New constraint.
2933 (C18): New constraint.
2934 (Cbi): New constraint.
2936 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
2938 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
2940 (bitmap_intersection_of_preds): Ditto.
2941 (bitmap_union_of_succs): Ditto.
2942 (bitmap_union_of_preds): Ditto.
2943 * sbitmap.c (do_popcount): Delete.
2944 (BITMAP_DEBUGGING): Delete.
2945 (sbitmap_verify_popcount): Delete.
2946 (sbitmap_alloc): Don't initialize the popcount field.
2947 (sbitmap_alloc_with_popcount): Delete.
2948 (sbitmap_resize): Don't resize the popcount array.
2949 (sbitmap_vector_alloc): Don't initialize the popcount field.
2950 (bitmap_copy): Don't copy the popcount array.
2951 (bitmap_clear): Don't clear the popcount array.
2952 (bitmap_clear): Delete the popcount array handling.
2953 (bitmap_ior_and_compl): Delete the popcount assert.
2954 (bitmap_not): Ditto.
2955 (bitmap_and_compl): Ditto.
2956 (bitmap_and): Delete the popcount array handling.
2957 (bitmap_xor): Ditto.
2958 (bitmap_ior): Ditto.
2959 (bitmap_or_and): Delete the popcount assert.
2960 (bitmap_and_or): Ditto.
2961 (popcount_table): Delete.
2962 (sbitmap_elt_popcount): Delete.
2963 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
2964 (bitmap_set_bit): Delete the popcount assert.
2965 (bitmap_clear_bit): Ditto.
2966 (sbitmap_free): Don't free the popcount array.
2967 (sbitmap_alloc_with_popcount): Delete declaration.
2968 (sbitmap_popcount): Ditto.
2970 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2971 Andrew Burgess <andrew.burgess@embecosm.com>
2973 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
2974 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
2975 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
2976 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
2977 * config/arc/arc.opt (mcmem): New option.
2978 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
2979 supply length for r/m alternative.
2980 (*extendqisi2_ac): Likewise.
2981 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
2983 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
2984 (movhi_insn): Likewise.
2985 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
2986 (*zero_extendqihi2_i): Add r/Ucm alternative.
2987 (*zero_extendqisi2_ac): Likewise.
2988 (*zero_extendhisi2_i): Likewise.
2989 * config/arc/constraints.md (Uex): New memory constraint.
2990 (Ucm): New define_constraint.
2991 * config/arc/predicates.md (long_immediate_loadstore_operand):
2992 Return 0 for MEM with cmem_address address.
2993 (cmem_address_0): New predicates.
2994 (cmem_address_1): Likewise.
2995 (cmem_address_2): Likewise.
2996 (cmem_address): Likewise.
2998 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3000 * config/rs6000/rs6000.c (machine_function): Rename
3001 insn_chain_scanned_p to spe_insn_chain_scanned_p.
3002 (rs6000_stack_info): Adjust.
3004 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
3005 Andrew Burgess <andrew.burgess@embecosm.com>
3007 * config/arc/constraints.md (Usd): Convert to define_constraint.
3011 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3014 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
3015 Add new peephole2 where the first insn is *mov<mode>_or instead of
3016 *mov<mode>_internal.
3018 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
3020 * tracer.c (bb_seen): Make static.
3022 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
3024 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
3025 support, setup defaults.
3026 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
3027 * config/arc/arc.c (arc_init): Add NPS400 support.
3028 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
3029 (TARGET_ARC700): NPS400 is also an ARC700.
3030 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
3032 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
3035 * config/nds32/nds32.md (casesi): Don't access the operands array
3038 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3040 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
3041 (or $-1,reg peephole2): Ditto.
3042 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
3044 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3046 * doc/extend.texi (Common Function Attributes) [optimize]:
3047 Discourage use of the optimize attribute.
3049 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
3051 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
3052 special case builtin.
3053 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3054 ALTIVEC_BUILTIN_VEC_ADDE.
3055 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3056 support for ALTIVEC_BUILTIN_VEC_ADDE.
3057 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3058 for __builtin_vec_adde.
3060 2016-04-28 Jakub Jelinek <jakub@redhat.com>
3062 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
3063 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
3065 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3068 * doc/sourcebuild.texi (Effective-Target Keywords, Other
3069 attributes): Document cilkplus_runtime.
3071 2016-04-28 Martin Jambor <mjambor@suse.cz>
3073 * tree-cfg.c (verify_expr): Verify that local declarations belong to
3074 this function. Call verify_expr on MEM_REFs and bases of other
3077 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3079 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
3080 for WORD_REGISTER_OPERATIONS to runtime check.
3082 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3084 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
3086 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3088 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
3089 big-endian compilation.
3090 * config/arc/arc.md (addf3): Likewise.
3094 2016-04-28 Richard Biener <rguenther@suse.de>
3096 PR tree-optimization/70840
3097 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
3098 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
3099 Mark x * pow(x,c) -> pow(x,c+1) commutative.
3100 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
3102 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3104 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
3105 and explain why in a comment.
3107 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3109 * config/arc/arc.md (cpu_facility): Add fpx variant.
3110 (subdf3): Prohibit use reverse sub when assist operations option
3112 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
3113 instructions only when FPX is enabled.
3114 * testsuite/gcc.target/arc/trsub.c: New test.
3116 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3118 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
3119 mult_operator when calculating "type" attribute.
3120 (*fop_<mode>_1_i387): Ditto.
3121 (*fop_xf_1_i387): Ditto.
3122 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
3123 Use std::swap to swap operands. Use RTL expressions to generate
3126 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3127 Joern Rennecke <joern.rennecke@embecosm.com>
3129 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
3131 (emit_pic_move): Remove.
3132 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
3133 * config/arc/arc.c (emit_pic_move): Removed.
3134 (TARGET_HAVE_TLS): Define.
3135 (arc_conditional_register_usage): Test for arc_tp_regno.
3136 (arc_print_operand, arc_print_operand_address): Handle TLS
3138 (arc_needs_pcl_p): New function.
3139 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
3140 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
3141 (arc_raw_symbolic_reference_mentioned_p): Likewise.
3142 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
3143 (arc_legitimize_tls_address): Likewise.
3144 (DTPOFF_ZERO_SYM): Define.
3145 (arc_legitimize_pic_address): Make it static, handle TLS cases.
3146 (arc_output_pic_addr_const): Print TLS unspecs.
3147 (prepare_pic_move): New function, replaces emit_pic_move.
3148 (arc_legitimate_constant_p): Handle TLS unspecs.
3149 (arc_legitimate_address_p): Likewise.
3150 (arc_rewrite_small_data_p): Use assert for TLS constants.
3151 (prepare_move_operands): Use prepare_pic_move.
3152 (arc_legitimize_address): Legitimize tls addresses.
3153 (arc_epilogue_uses): Check for arc_tp_regno.
3154 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
3155 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
3157 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
3159 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
3160 %(arc_tls_extra_start_spec).
3161 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
3162 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
3164 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
3165 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
3166 (UNSPEC_TLS_OFF): Add.
3168 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
3169 (get_thread_pointersi): New patterns.
3170 * config/arc/arc.opt (mtp-regno): New option.
3171 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
3172 (move_dest_operand): Likewise.
3173 * configure: Regenerate.
3174 * configure.ac: Add arc*-*-* case to test for tls.
3175 * doc/invoke.texi (ARC options): Document mtp-regno.
3177 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
3179 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
3180 the new ARC HS SIMD instructions.
3181 (arc_preferred_simd_mode): New function.
3182 (arc_autovectorize_vector_sizes): Likewise.
3183 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
3184 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3185 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
3186 (arc_init_builtins): Add new SIMD builtin types.
3187 (arc_split_move): Handle 64 bit vector moves.
3188 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
3189 (TARGET_PLUS_QMACW): Define.
3190 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
3191 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
3192 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
3193 (VSUBADD4H): New builtins.
3194 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
3195 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
3197 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
3198 Matthias Klose <doko@debian.org>
3200 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
3202 2016-04-28 Richard Biener <rguenther@suse.de>
3205 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
3208 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
3210 * common/config/sh/sh-common.c: Remove SH5 support.
3211 * config/sh/constraints.md: Likewise.
3212 * config/sh/config/sh/elf.h: Likewise.
3213 * config/sh/linux.h: Likewise.
3214 * config/sh/netbsd-elf.h: Likewise.
3215 * config/sh/predicates.md: Likewise.
3216 * config/sh/sh-c.c: Likewise.
3217 * config/sh/sh-protos.h: Likewise.
3218 * config/sh/sh.c: Likewise.
3219 * config/sh/sh.h: Likewise.
3220 * config/sh/sh.md: Likewise.
3221 * config/sh/sh.opt: Likewise.
3222 * config/sh/sync.md: Likewise.
3223 * config/sh/sh64.h: Delete.
3224 * config/sh/shmedia.h: Likewise.
3225 * config/sh/shmedia.md: Likewise.
3226 * config/sh/sshmedia.h: Likewise.
3227 * config/sh/t-netbsd-sh5-64: Likewise.
3228 * config/sh/t-sh64: Likewise.
3229 * config/sh/ushmedia.h: Likewise.
3231 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
3233 * config/i386/i386.md (sign_extend to memory peephole2s): Use
3234 general_reg_operand instead of register_operand predicate.
3236 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3238 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
3240 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
3242 * match.pd (A - B > A, A + B < A): New transformations.
3244 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
3246 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
3247 which defaults to true. Emit an outer pair of parentheses only if
3248 EMIT_PARENS. When continuing a chain of && or || (or & or |),
3249 don't emit parentheses for the right-hand operand.
3251 2016-04-27 Jeff Law <law@redhat.com>
3253 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
3255 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3257 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
3258 (altivec_lvx_<mode>_internal): Document.
3259 (altivec_lvx_<mode>_2op): New define_insn.
3260 (altivec_lvx_<mode>_1op): Likewise.
3261 (altivec_lvx_<mode>_2op_si): Likewise.
3262 (altivec_lvx_<mode>_1op_si): Likewise.
3263 (altivec_stvx_<mode>): Remove.
3264 (altivec_stvx_<mode>_internal): Document.
3265 (altivec_stvx_<mode>_2op): New define_insn.
3266 (altivec_stvx_<mode>_1op): Likewise.
3267 (altivec_stvx_<mode>_2op_si): Likewise.
3268 (altivec_stvx_<mode>_1op_si): Likewise.
3269 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3270 Expand vec_ld and vec_st during parsing.
3271 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
3273 (altivec_expand_stvx_be): Likewise.
3274 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
3275 address-masking behavior in RTL.
3276 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
3277 address-masking behavior in RTL.
3278 (altivec_expand_builtin): Change builtin code arguments for calls
3279 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
3280 (insn_is_swappable_p): Avoid incorrect swap optimization in the
3281 presence of lvx/stvx patterns.
3282 (alignment_with_canonical_addr): New function.
3283 (alignment_mask): Likewise.
3284 (find_alignment_op): Likewise.
3285 (recombine_lvx_pattern): Likewise.
3286 (recombine_stvx_pattern): Likewise.
3287 (recombine_lvx_stvx_patterns): Likewise.
3288 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
3289 stvx patterns from expand.
3290 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
3292 (vector_altivec_store_<mode>): Likewise.
3294 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
3296 * config/aarch64/aarch64.md
3297 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
3298 remove the "fp" attributes.
3299 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
3300 add the "simd" attributes.
3301 (*movdf_aarch64): Likewise.
3302 (*movtf_aarch64): Remove the "fp" attributes.
3303 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
3304 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
3306 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3308 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
3309 rtx to rtx_code_label *.
3310 * rtl.h (maybe_set_first_label_num): Likewise.
3312 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3314 * df-core.c (df_add_problem): Make the problem param be const.
3315 (df_remove_problem): Make local "problem" be const.
3316 * df-problems.c (problem_RD): Make const.
3317 (problem_LR): Likewise.
3318 (problem_LIVE): Likewise.
3319 (problem_MIR): Likewise.
3320 (problem_CHAIN): Likewise.
3321 (problem_WORD_LR): Likewise.
3322 (problem_NOTE): Likewise.
3323 (problem_MD): Likewise.
3324 * df-scan.c (problem_SCAN): Likewise.
3325 * df.h (struct df_problem): Make field "dependent_problem" be
3327 (struct dataflow): Likewise for field "problem".
3328 (df_add_problem): Make param const.
3330 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3332 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
3333 inter-unit moves to/from vector registers are enabled. Do not disable
3336 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3338 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
3339 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
3341 (enum df_problem_id): ...this new enum.
3342 (struct df_problem): Convert field "id" from "int" to
3345 2016-04-27 David Malcolm <dmalcolm@redhat.com>
3347 * rtl.def: Update comment for "things in the instruction chain" to
3348 reflect the removal of the leading "i" field for INSN_UID in
3349 r210360. Fix bogus apostrophe.
3351 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
3353 * config/i386/i386.md
3354 (lea arith with mem operand + setcc peephole2): Set operator mode.
3356 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
3359 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
3360 (dimode_scalar_to_vector_candidate_p): This.
3361 (timode_scalar_to_vector_candidate_p): New function.
3362 (scalar_to_vector_candidate_p): Likewise.
3363 (timode_check_non_convertible_regs): Likewise.
3364 (timode_remove_non_convertible_regs): Likewise.
3365 (remove_non_convertible_regs): Likewise.
3366 (remove_non_convertible_regs): Renamed to ...
3367 (dimode_remove_non_convertible_regs): This.
3368 (scalar_chain::~scalar_chain): Make it virtual.
3369 (scalar_chain::compute_convert_gain): Make it pure virtual.
3370 (scalar_chain::mark_dual_mode_def): Likewise.
3371 (scalar_chain::convert_insn): Likewise.
3372 (scalar_chain::convert_registers): Likewise.
3373 (scalar_chain::add_to_queue): Make it protected.
3374 (scalar_chain::emit_conversion_insns): Likewise.
3375 (scalar_chain::replace_with_subreg): Likewise.
3376 (scalar_chain::replace_with_subreg_in_insn): Likewise.
3377 (scalar_chain::convert_op): Likewise.
3378 (scalar_chain::convert_reg): Likewise.
3379 (scalar_chain::make_vector_copies): Likewise.
3380 (scalar_chain::convert_registers): New pure virtual function.
3381 (class dimode_scalar_chain): New class.
3382 (class timode_scalar_chain): Likewise.
3383 (scalar_chain::mark_dual_mode_def): Renamed to ...
3384 (dimode_scalar_chain::mark_dual_mode_def): This.
3385 (timode_scalar_chain::mark_dual_mode_def): New function.
3386 (timode_scalar_chain::convert_insn): Likewise.
3387 (dimode_scalar_chain::convert_registers): Likewise.
3388 (scalar_chain::compute_convert_gain): Renamed to ...
3389 (dimode_scalar_chain::compute_convert_gain): This.
3390 (scalar_chain::replace_with_subreg): Renamed to ...
3391 (dimode_scalar_chain::replace_with_subreg): This.
3392 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
3393 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
3394 (scalar_chain::make_vector_copies): Renamed to ...
3395 (dimode_scalar_chain::make_vector_copies): This.
3396 (scalar_chain::convert_reg): Renamed to ...
3397 (dimode_scalar_chain::convert_reg ): This.
3398 (scalar_chain::convert_op): Renamed to ...
3399 (dimode_scalar_chain::convert_op): This.
3400 (scalar_chain::convert_insn): Renamed to ...
3401 (dimode_scalar_chain::convert_insn): This.
3402 (scalar_chain::convert): Call convert_registers.
3403 (convert_scalars_to_vector): Change to scalar_chain pointer to
3404 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
3405 in 32-bit mode. Delete scalar_chain pointer. Call
3406 free_dominance_info in 64-bit mode.
3407 (pass_stv::gate): Remove TARGET_64BIT check.
3408 (ix86_option_override): Put the 64-bit STV pass before the CSE
3411 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
3413 * dwarf2out.h (struct dw_loc_descr_node): Remove the
3414 dw_loc_frame_offset field.
3415 * dwarf2out.c (new_loc_descr): Likewise.
3416 (resolve_args_picking_1): Turn the VISITED hash set into a
3417 FRAME_OFFSET hash map. Use it to associate a frame offset to
3418 visited nodes. Remove uses of the CHECKING_P macro.
3419 (resolve_args_picking): Update call to resolve_args_picking_1.
3421 2016-04-27 Martin Liska <mliska@suse.cz>
3423 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
3424 (free_loop_data): Release vuses of groups.
3426 2016-04-27 Bin Cheng <bin.cheng@arm.com>
3428 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
3429 instead of redundant use_id and boolean have_use_for.
3430 (struct iv_use): Change sub_id into group_id. Remove field next.
3431 Move fields: related_cands, n_map_members, cost_map and selected
3433 (struct iv_group): ... here. New structure.
3434 (struct iv_common_cand): Use structure declaration directly.
3435 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
3436 (MAX_CONSIDERED_USES): Rename macro to ...
3437 (MAX_CONSIDERED_GROUPS): ... here.
3438 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
3439 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
3440 (dump_uses): Rename to ...
3441 (dump_groups): ... here. Update all uses.
3442 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
3443 (find_induction_variables): Refactor format of dump information.
3444 (record_sub_use): Delete.
3445 (record_use): Update all uses.
3446 (record_group): New function.
3447 (record_group_use, find_interesting_uses_op): Call above functions.
3449 (find_interesting_uses_cond): Ditto.
3450 (group_compare_offset): New function.
3451 (split_all_small_groups): Rename to ...
3452 (split_small_address_groups_p): ... here. Update all uses.
3453 (split_address_groups): Update all uses.
3454 (find_interesting_uses): Refactor format of dump information.
3455 (add_candidate_1): Update all uses. Remove redundant check on iv,
3457 (add_candidate, record_common_cand): Remove redundant assert.
3458 (add_iv_candidate_for_biv): Update use.
3459 (add_iv_candidate_derived_from_uses): Update all uses.
3460 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
3461 (alloc_use_cost_map): Ditto.
3462 (set_use_iv_cost, get_use_iv_cost): Rename to ...
3463 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
3464 (determine_use_iv_cost_generic): Ditto.
3465 (determine_group_iv_cost_generic): Ditto.
3466 (determine_use_iv_cost_address): Ditto.
3467 (determine_group_iv_cost_address): Ditto.
3468 (determine_use_iv_cost_condition): Ditto.
3469 (determine_group_iv_cost_cond): Ditto.
3470 (determine_use_iv_cost): Ditto.
3471 (determine_group_iv_cost): Ditto.
3472 (set_autoinc_for_original_candidates): Update all uses.
3473 (find_iv_candidates): Update all uses. Refactor dump information.
3474 (determine_use_iv_costs): Ditto.
3475 (determine_iv_costs): Ditto.
3476 (iv_ca_cand_for_use): Rename to ...
3477 (iv_ca_cand_for_group): ... here. Update all uses.
3478 (iv_ca_add_use, iv_ca_add_group): Ditto.
3479 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
3480 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
3481 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
3482 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
3483 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
3484 (create_new_iv, adjust_iv_update_pos): Ditto.
3485 (rewrite_use_address): Delete.
3486 (rewrite_use_address_1): Rename to ...
3487 (rewrite_use_address): ... here.
3488 (rewrite_use_compare): Update all uses.
3489 (rewrite_use): Delete.
3490 (rewrite_uses): Rename to ...
3491 (rewrite_groups): ... here. Update all uses.
3492 (remove_unused_ivs, free_loop_data): Update all uses.
3493 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
3495 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3497 * rtlanal.c (nonzero_bits1): Convert preprocessor check
3498 for WORD_REGISTER_OPERATIONS to runtime check.
3500 2016-04-27 Richard Biener <rguenther@suse.de>
3503 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
3504 aggregate_value_p to determine if a function result is
3505 returned by reference.
3506 (ipa_pta_execute): Functions having their address taken are
3507 not automatically nonlocal.
3509 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3512 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
3513 * fold-const.c (operand_equal_p): If flag_checking and
3514 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
3515 and if it returns non-zero, assert iterative_hash_expr on both
3518 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3520 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
3522 2016-04-27 Nick Clifton <nickc@redhat.com>
3525 * varasm.c (merge_weak): Generate an error if an attempt is made
3526 to convert a non-weak static function into a weak, public function.
3528 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3530 * params.def (MAX_PARTITION_SIZE): New param.
3531 * doc/invoke.texi: Document lto-max-partition.
3533 2016-04-27 Richard Biener <rguenther@suse.de>
3536 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
3537 function cummulating used_from_other_partition, externally_visible
3538 and force_output from aliases.
3539 (refered_from_nonlocal_var): Likewise.
3540 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
3541 node flags properly.
3543 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
3545 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
3546 (-Wmemset-elt-size): New item.
3548 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
3551 * stor-layout.h (internal_reference_types): Delete.
3552 * stor-layout.c (reference_types_internal): Likewise.
3553 (internal_reference_types): Likewise.
3554 (layout_type) <REFERENCE_TYPE>: Adjust.
3556 2016-04-27 Jakub Jelinek <jakub@redhat.com>
3559 * tree.h (inchash::add_expr): Add FLAGS argument.
3560 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
3561 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
3562 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
3563 Formatting fix. Adjust recursive calls. For tcc_comparison,
3564 if swap_tree_comparison (code) is smaller than code, hash that
3565 and arguments in the other order. Hash CONVERT_EXPR the same
3566 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
3567 of ADDR_EXPR of decl as the decl itself. Add or remove
3568 OEP_ADDRESS_OF from recursive flags as needed. For
3569 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
3570 operands commutatively and only the third one normally.
3571 For internal CALL_EXPR hash in CALL_EXPR_IFN.
3573 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
3575 * config/rtems.h (LIB_SPEC): Add -latomic.
3577 2016-04-27 Joel Sherrill <joel@rtems.org>
3579 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
3580 xilink.ld and flags not relevant to RTEMS.
3582 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
3584 * toplev.c (backend_init_target): Avoid calling init_reload when using
3587 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3589 * reorg.c (try_merge_delay_insns): Declare i and j inside the
3590 for loops rather than one for the whole function.
3592 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3594 * match.pd (X + CST CMP X): New transformation.
3596 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
3598 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
3599 * fold-const.c (fold_binary_loc): Remove 2 transformations
3600 superseded by match.pd.
3601 * match.pd (x+x -> x*2): Generalize to integers.
3603 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
3605 * config/i386/i386.md (operation on memory peephole): Duplicate an
3606 existing peephole and adapt it to match lea rather than an operation
3609 PR rtl-optimization/57193
3610 * opts.c (default_options_table): Add OPT_frename_registers at -O2
3612 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
3614 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3616 * tree-if-conv.c (any_pred_load_store): New static variable.
3617 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
3618 any_pred_load_store instead of and_mask_load_store.
3619 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
3620 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
3621 (combine_blocks, tree_if_conversion): Ditto.
3623 2016-04-26 Bin Cheng <bin.cheng@arm.com>
3625 PR tree-optimization/70771
3626 PR tree-optimization/70775
3627 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
3628 virtual PHI nodes. Delete parameter.
3629 (if_convertible_loop_p_1): Delete argument to above function.
3630 (predicate_all_scalar_phis): Delete code handling single-argument
3632 (tree_if_conversion): Mark and update virtual SSA.
3634 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3637 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
3638 (x86_elf_aligned_common): Rename to ...
3639 (x86_elf_aligned_decl_common): ... this.
3640 Add decl arg. Switch to .lbss for largecomm object. Use
3641 LARGECOMM_SECTION_ASM_OP.
3642 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
3644 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
3645 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
3647 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3648 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
3650 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3653 * config/i386/i386.c (SECTION_LARGE): Define.
3654 (x86_64_elf_select_section): Set it for large data/bss sections.
3655 Only clear SECTION_WRITE for .lrodata.
3656 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
3658 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
3659 * varasm.c (default_elf_asm_named_section): Grow flagchars.
3660 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
3662 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
3663 * doc/tm.texi: Regenerate.
3665 2016-04-26 Jakub Jelinek <jakub@redhat.com>
3668 * configure.ac (--enable-checking): Document extra flag, for
3669 non-release builds default to --enable-checking=yes,extra.
3670 If misc checking and extra checking, define CHECKING_P to 2 instead
3672 * common.opt (fchecking=): Add.
3673 * doc/invoke.texi (-fchecking=): Document.
3674 * doc/install.texi: Document --enable-checking changes.
3675 * configure: Regenerated.
3676 * config.in: Regenerated.
3678 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3680 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
3681 attribute instead of which_alternative.
3682 * config/i386/sse.md (*mov<mode>_internal): Ditto.
3683 Use EXT_REX_SSE_REG_P where appropriate.
3685 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3687 * config/i386/predicates.md (const0_operand): Do not match
3688 const_wide_int code.
3689 (const1_operand): Ditto.
3691 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3693 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
3694 for SSE constm1 operands and TARGET_AVX512VL.
3695 (*movti_internal): Ditto.
3696 (*mov<mode>_or): Use constm1_operand predicate.
3697 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
3698 for SSE vector_all_ones operands and TARGET_AVX512VL.
3699 * config/i386/predicates.md (constm1_operand): New predicate.
3700 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
3701 emission of constant -1 load.
3703 2016-04-25 Jason Merrill <jason@redhat.com>
3705 * gdbinit.in: Skip is-a.h.
3707 * attribs.c (register_scoped_attributes): Fix logic.
3708 * attribs.h: Declare register_scoped_attributes.
3710 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3712 * config/rs6000/rs6000-builtin.def: Correct pasto error for
3713 stxvd2x and stxvw4x built-in functions.
3715 2016-04-25 DJ Delorie <dj@redhat.com>
3717 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
3718 (ashrhi3): Likewise.
3719 (lshrhi3): Likewise.
3721 2016-04-25 Richard Biener <rguenther@suse.de>
3723 PR tree-optimization/70780
3724 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
3726 (compute_antic): Mark blocks with abnormal preds as visited as
3727 they have a final empty antic-in solution already.
3729 2016-04-25 Michael Collison <michael.collison@linaro.org>
3731 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
3733 2016-04-25 Michael Collison <michael.collison@linaro.org>
3735 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
3736 mode is VQI to improve mixed mode vectorization.
3737 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
3738 define_insn to match low half of signed vaddw.
3739 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
3740 define_insn to match high half of signed vaddw.
3741 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
3742 define_insn to match low half of unsigned vaddw.
3743 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
3744 define_insn to match high half of unsigned vaddw.
3745 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
3746 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3747 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
3749 (arm_simd_check_vect_par_cnst_half_p): Likewise.
3750 * config/arm/predicates.md (vect_par_constant_high): Support
3751 big endian and simplify by calling
3752 arm_simd_check_vect_par_cnst_half
3753 (vect_par_constant_low): Likewise.
3755 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
3757 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
3758 predicate for operand 2.
3760 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
3761 H.J. Lu <hongjiu.lu@intel.com>
3763 * config/i386/i386-protos.h (standard_sse_constant_p): Add
3764 machine_mode argument.
3765 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
3766 constm1_rtx operands. For VOIDmode constants, get mode from
3767 pred_mode. Check mode size if the mode is supported by ABI.
3768 (standard_sse_constant_opcode): Do not use standard_constant_p.
3769 Strictly check ABI support for all-ones operands.
3770 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
3771 immediates. Update calls to standard_sse_constant_p.
3772 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
3773 (ix86_rtx_costs): Ditto.
3774 * config/i386/i386.md (*movxi_internal_avx512f): Use
3775 nonimmediate_or_sse_const_operand instead of vector_move_operand.
3776 Use (v,BC) alternative instead of (v,C). Use register_operand
3777 checks instead of MEM_P.
3778 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
3779 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
3780 isa attribute. Use register_operand checks instead of MEM_P.
3781 (*movti_internal): Use nonimmediate_or_sse_const_operand for
3782 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
3783 alternative and corresponding sse2 isa attribute.
3784 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
3785 to standard_sse_constant_p.
3786 (FP constant splitters): Ditto.
3787 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
3789 * config/i386/predicates.md (constm1_operand): Remove.
3790 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
3791 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
3792 vector_all_ones_operand instead of constm1_operand.
3794 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3796 * print-rtl.c (print_rtx_insn_vec): New function.
3797 * print-rtl.h: New prototype.
3798 * store-motion.c (struct st_expr): Make avail_stores a vector.
3799 (st_expr_entry): Adjust.
3800 (free_st_expr_entry): Likewise.
3801 (print_store_motion_mems): Likewise.
3802 (find_moveable_store): Likewise.
3803 (compute_store_table): Likewise.
3804 (delete_store): Likewise.
3805 (build_store_vectors): Likewise.
3807 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3809 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
3811 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3813 * vec.h (vec_safe_contains): New function.
3814 (vec::contains): Likewise.
3815 (vec::begin): Likewise.
3816 (vec::end): Likewise.
3818 2016-04-23 Jakub Jelinek <jakub@redhat.com>
3821 * cfgexpand.c (expand_stack_vars): Fix typo.
3823 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3825 * system.h (list, map, set, vector): Include conditionally.
3826 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
3827 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
3828 * ipa-icf.c (INCLUDE_LIST): Define.
3829 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
3830 * config/sh/sh.c (INCLUDE_VECTOR): Define.
3831 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
3832 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
3833 * cp/logic.cc (INCLUDE_LIST): Define.
3834 * fortran/trans-common.c (INCLUDE_MAP): Define.
3836 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
3838 * auto-profile.c: Remove <string.h> include.
3839 * ipa-icf-gimple.c: Remove <list> include.
3840 * diagnostic.c: Remove <new> include.
3841 * genmatch.c: Likewise.
3842 * pretty-print.c: Likewise.
3843 * toplev.c: Likewise
3844 * c/c-objc-common.c: Likewise.
3845 * cp/error.c: Likewise.
3846 * fortran/error.c: Likewise.
3848 2016-04-22 Richard Biener <rguenther@suse.de>
3850 * lto-streamer-in.c (input_ssa_names): Do not allocate
3851 GIMPLE_NOP for all SSA names.
3852 * lto-streamer-out.c (output_ssa_names): Do not output
3853 SSA names that should have been released.
3855 2016-04-22 Richard Biener <rguenther@suse.de>
3857 PR tree-optimization/70740
3858 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
3861 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
3864 * config/i386/predicates.md (call_insn_operand): Replace
3865 sibcall_memory_operand with memory_operand.
3867 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
3869 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
3870 has_single_use() tests.
3871 (register_edge_assert_for_1): Likewise.
3872 (find_assert_locations_1): Check the liveness bitmap instead of
3873 checking has_single_use().
3875 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
3878 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
3879 Extract AVX-512BW constraint from AVX.
3881 2016-04-21 Richard Biener <rguenther@suse.de>
3883 PR tree-optimization/70725
3884 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
3885 for phi_convertible_by_degenerating_args.
3886 (predicate_all_scalar_phis): Handle single-argument PHIs.
3888 2016-04-21 Richard Biener <rguenther@suse.de>
3891 * fold-const.c (fold_comparison): Return properly typed
3894 2016-04-21 Bin Cheng <bin.cheng@arm.com>
3896 PR tree-optimization/70715
3897 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3898 after expanding BASE using expand_simple_operations.
3900 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3902 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
3903 New transformations.
3905 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
3907 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
3909 2016-04-20 Jan Hubicka <jh@suse.cz>
3911 * ipa-inline.c (can_inline_edge_p): Pass caller info to
3912 ultiimate_alias_target.
3913 (update_callee_keys): Likewise.
3914 (lookup_recursive_calls): Likewise.
3915 (speculation_useful_p): Likewise.
3917 2016-04-20 Jan Hubicka <jh@suse.cz>
3920 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
3921 (set_nothrow_flag_1): ... this; handle interposition correctly;
3922 recurse on aliases and thunks.
3923 (cgraph_node::set_nothrow_flag): New.
3924 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
3925 functions compiled with non-call exceptions that binds to current
3927 (propagate_nothrow): Be safe WRT interposition.
3928 * cgraph.h (set_nothrow_flag): Update prototype.
3930 2016-04-18 Jan Hubicka <jh@suse.cz>
3932 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
3933 max_loop_iterations_int.
3934 (tree_unswitch_outer_loop): Likewise.
3936 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3938 PR tree-optimization/69489
3939 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
3940 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
3941 Revise dump message.
3942 (if_convertible_bb_p): Remove check on edge count of basic block's
3945 2016-04-20 Bin Cheng <bin.cheng@arm.com>
3947 PR tree-optimization/56625
3948 PR tree-optimization/69489
3949 * tree-data-ref.h (DR_INNERMOST): New macro.
3950 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
3951 hashing struct innermost_loop_behavior.
3952 (ref_DR_map): Remove.
3953 (innermost_DR_map): New map.
3954 (baseref_DR_map): Revise comment.
3955 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
3956 to innermost_DR_map accroding to its innermost loop behavior.
3957 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
3958 to its innermost loop behavior.
3959 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
3960 Add initialization for innermost_DR_map. Record memory reference
3961 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
3962 have innermost loop behavior.
3963 (if_convertible_loop_p): Remove release for ref_DR_map. Release
3966 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
3968 * config/i386/i386.md (*lea<mode>_general_1): Rename from
3969 *lea_general_1. Use explicit SWI12 mode interator.
3970 (*lea<mode>_general_2): Rename from *lea_general_2.
3971 Use explicit SWI12 mode interator.
3972 (*lea<mode>_general_3): Rename from *lea_general_3.
3973 Use explicit SWI12 mode interator.
3974 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
3975 Use explicit SWI12 mode interator.
3976 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
3977 Use explicit SWI48 mode interator.
3979 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3981 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3982 Short-cut unaligned load and store cases. Handle all integer
3984 (ix86_expand_vector_move_misalign): Short-cut unaligned load
3985 and store cases. Call ix86_avx256_split_vector_move_misalign
3986 directly without checking mode class.
3988 2016-04-20 Andrew Pinski <apinski@cavium.com>
3989 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3992 * config/aarch64/aarch64.md (sibcall): Force call
3993 address to be DImode for ILP32.
3994 (sibcall_value): Likewise.
3996 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
3998 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4000 2016-04-20 Richard Biener <rguenther@suse.de>
4002 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
4003 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
4004 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
4005 (maybe_push_res_to_seq): Adjust.
4006 * gimple-fold.c (maybe_build_generic_op): Likewise.
4008 2016-04-20 Marek Polacek <polacek@redhat.com>
4010 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4013 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
4015 * config/i386/sse.md (vec_unpacks_lo_hi): Always
4016 use kmovw to support AVX512F target.
4018 2016-04-20 Bin Cheng <bin.cheng@arm.com>
4020 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
4022 2016-04-20 Marek Polacek <polacek@redhat.com>
4024 PR tree-optimization/70725
4025 * tree-if-conv.c (is_false_predicate): New function.
4026 (predicate_mem_writes): Use it.
4028 2016-04-20 Richard Biener <rguenther@suse.de>
4030 PR tree-optimization/70726
4031 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4032 shift amounts from a pattern stmt operand.
4034 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4037 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4038 stack_restore_from_fpr pattern when restoring r15.
4039 (s390_optimize_prologue): Strip away the memory barrier in the
4040 parallel when trying to get rid of restore insns.
4041 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4042 definition for loading the stack pointer from an FPR. Compared to
4043 the normal move insn this pattern includes a full memory barrier.
4045 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4048 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4049 implicitly linear or lastprivate iterator on the outer context.
4051 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4053 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
4055 * config/i386/i386.md (ssememalign): Removed.
4056 * config/i386/sse.md: Remove ssememalign attribute from patterns.
4058 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
4061 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
4062 const short * to __builtin_ia32_loaddquhi512_mask.
4063 (_mm512_maskz_loadu_epi16): Likewise.
4064 (_mm512_mask_storeu_epi16): Pass short * to
4065 __builtin_ia32_storedquhi512_mask.
4066 (_mm512_mask_loadu_epi8): Pass const char * to
4067 __builtin_ia32_loaddquqi512_mask.
4068 (_mm512_maskz_loadu_epi8): Likewise.
4069 (_mm512_mask_storeu_epi8): Pass char * to
4070 __builtin_ia32_storedquqi512_mask.
4071 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
4072 const double * to __builtin_ia32_loadupd512_mask.
4073 (_mm512_mask_loadu_pd): Likewise.
4074 (_mm512_maskz_loadu_pd): Likewise.
4075 (_mm512_storeu_pd): Pass double * to
4076 __builtin_ia32_storeupd512_mask.
4077 (_mm512_mask_storeu_pd): Likewise.
4078 (_mm512_loadu_ps): Pass const float * to
4079 __builtin_ia32_loadups512_mask.
4080 (_mm512_mask_loadu_ps): Likewise.
4081 (_mm512_maskz_loadu_ps): Likewise.
4082 (_mm512_storeu_ps): Pass float * to
4083 __builtin_ia32_storeups512_mask.
4084 (_mm512_mask_storeu_ps): Likewise.
4085 (_mm512_mask_loadu_epi64): Pass const long long * to
4086 __builtin_ia32_loaddqudi512_mask.
4087 (_mm512_maskz_loadu_epi64): Likewise.
4088 (_mm512_mask_storeu_epi64): Pass long long *
4089 to __builtin_ia32_storedqudi512_mask.
4090 (_mm512_loadu_si512): Pass const int * to
4091 __builtin_ia32_loaddqusi512_mask.
4092 (_mm512_mask_loadu_epi32): Likewise.
4093 (_mm512_maskz_loadu_epi32): Likewise.
4094 (_mm512_storeu_si512): Pass int * to
4095 __builtin_ia32_storedqusi512_mask.
4096 (_mm512_mask_storeu_epi32): Likewise.
4097 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
4098 char * to __builtin_ia32_storedquqi256_mask.
4099 (_mm_mask_storeu_epi8): Likewise.
4100 (_mm256_mask_loadu_epi16): Pass const short * to
4101 __builtin_ia32_loaddquhi256_mask.
4102 (_mm256_maskz_loadu_epi16): Likewise.
4103 (_mm_mask_loadu_epi16): Pass const short * to
4104 __builtin_ia32_loaddquhi128_mask.
4105 (_mm_maskz_loadu_epi16): Likewise.
4106 (_mm256_mask_loadu_epi8): Pass const char * to
4107 __builtin_ia32_loaddquqi256_mask.
4108 (_mm256_maskz_loadu_epi8): Likewise.
4109 (_mm_mask_loadu_epi8): Pass const char * to
4110 __builtin_ia32_loaddquqi128_mask.
4111 (_mm_maskz_loadu_epi8): Likewise.
4112 (_mm256_mask_storeu_epi16): Pass short * to.
4113 __builtin_ia32_storedquhi256_mask.
4114 (_mm_mask_storeu_epi16): Pass short * to.
4115 __builtin_ia32_storedquhi128_mask.
4116 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
4117 const double * to __builtin_ia32_loadupd256_mask.
4118 (_mm256_maskz_loadu_pd): Likewise.
4119 (_mm_mask_loadu_pd): Pass onst double * to
4120 __builtin_ia32_loadupd128_mask.
4121 (_mm_maskz_loadu_pd): Likewise.
4122 (_mm256_mask_storeu_pd): Pass double * to
4123 __builtin_ia32_storeupd256_mask.
4124 (_mm_mask_storeu_pd): Pass double * to
4125 __builtin_ia32_storeupd128_mask.
4126 (_mm256_mask_loadu_ps): Pass const float * to
4127 __builtin_ia32_loadups256_mask.
4128 (_mm256_maskz_loadu_ps): Likewise.
4129 (_mm_mask_loadu_ps): Pass const float * to
4130 __builtin_ia32_loadups128_mask.
4131 (_mm_maskz_loadu_ps): Likewise.
4132 (_mm256_mask_storeu_ps): Pass float * to
4133 __builtin_ia32_storeups256_mask.
4134 (_mm_mask_storeu_ps): ass float * to
4135 __builtin_ia32_storeups128_mask.
4136 (_mm256_mask_loadu_epi64): Pass const long long * to
4137 __builtin_ia32_loaddqudi256_mask.
4138 (_mm256_maskz_loadu_epi64): Likewise.
4139 (_mm_mask_loadu_epi64): Pass const long long * to
4140 __builtin_ia32_loaddqudi128_mask.
4141 (_mm_maskz_loadu_epi64): Likewise.
4142 (_mm256_mask_storeu_epi64): Pass long long * to
4143 __builtin_ia32_storedqudi256_mask.
4144 (_mm_mask_storeu_epi64): Pass long long * to
4145 __builtin_ia32_storedqudi128_mask.
4146 (_mm256_mask_loadu_epi32): Pass const int * to
4147 __builtin_ia32_loaddqusi256_mask.
4148 (_mm256_maskz_loadu_epi32): Likewise.
4149 (_mm_mask_loadu_epi32): Pass const int * to
4150 __builtin_ia32_loaddqusi128_mask.
4151 (_mm_maskz_loadu_epi32): Likewise.
4152 (_mm256_mask_storeu_epi32): Pass int * to
4153 __builtin_ia32_storedqusi256_mask.
4154 (_mm_mask_storeu_epi32): Pass int * to
4155 __builtin_ia32_storedqusi128_mask.
4156 * config/i386/i386-builtin-types.def (PCSHORT): New.
4158 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
4159 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
4160 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
4161 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
4162 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
4163 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
4164 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
4165 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
4166 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
4167 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
4168 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
4169 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
4170 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
4171 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
4172 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
4173 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
4174 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
4175 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
4176 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
4177 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
4178 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
4179 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
4180 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
4181 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
4182 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
4183 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
4184 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
4185 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
4186 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
4187 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
4188 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
4189 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
4190 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
4191 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
4192 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
4193 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
4194 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
4195 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
4196 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
4197 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
4198 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
4199 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
4200 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
4201 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
4202 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
4203 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
4204 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
4205 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
4206 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
4208 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
4209 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
4211 (ix86_expand_vector_move_misalign): Likewise.
4212 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
4213 to scalar function prototype for unaligned load/store builtins.
4214 (ix86_expand_special_args_builtin): Updated.
4215 * config/i386/sse.md (UNSPEC_LOADU): Removed.
4216 (UNSPEC_STOREU): Likewise.
4217 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
4218 (VI_ULOADSTORE_F_AVX512VL): Likewise.
4219 (ssescalarsize): Handle V4TI, V2TI and V1TI.
4220 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4221 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
4222 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
4223 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
4224 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
4225 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
4226 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
4227 (<avx512>_storedqu<mode>_mask): Likewise.
4228 (*sse4_2_pcmpestr_unaligned): Likewise.
4229 (*sse4_2_pcmpistr_unaligned): Likewise.
4230 (*mov<mode>_internal): Renamed to ...
4231 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
4232 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
4233 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
4234 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
4236 2016-04-19 Richard Biener <rguenther@suse.de>
4238 PR tree-optimization/70171
4239 * tree-ssa-phiprop.c: Include stor-layout.h.
4240 (phiprop_insert_phi): Handle the aggregate copy case.
4241 (propagate_with_phi): Likewise.
4243 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
4245 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
4246 instead of simplify_gen_subreg (... , 0).
4247 (ix86_delegitimize_address): Ditto.
4248 (ix86_split_divmod): Ditto.
4249 (ix86_split_copysign_const): Ditto.
4250 (ix86_split_copysign_var): Ditto.
4251 (ix86_expand_args_builtin): Ditto.
4252 (ix86_expand_round_builtin): Ditto.
4253 (ix86_expand_special_args_builtin): Ditto.
4254 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
4255 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
4256 (udivmodqi4): Ditto.
4257 (absneg splitters): Ditto.
4258 (*jcc_bt<mode>_1): Ditto.
4260 2016-04-19 Richard Biener <rguenther@suse.de>
4262 PR tree-optimization/70724
4263 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4264 restoring out from ...
4265 (free_scc_vn): ... here.
4266 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4267 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4269 (pass_fre::execute): Restore SSA info.
4271 2016-04-19 Richard Biener <rguenther@suse.de>
4273 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
4274 * gimple-walk.c (walk_gimple_op): Initialize it.
4275 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
4276 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
4277 remapping SSA names of defs.
4278 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
4281 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
4284 * lra-constraints.c (equiv_substition_p): New.
4285 (process_alt_operands): Use it.
4286 (swap_operands): Swap it.
4287 (curr_insn_transform): Update it.
4289 2016-04-18 Michael Matz <matz@suse.de>
4291 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4292 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
4293 * tree-core.h (tree_type_common.align): Use bit-field.
4294 (tree_type_common.spare): New.
4295 (tree_decl_common.off_align): Make smaller.
4296 (tree_decl_common.align): Use bit-field.
4298 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
4299 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
4300 (scan_sharing_clauses): Ditto.
4301 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4302 (omp_finish_file): Ditto.
4303 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
4304 (layout_decl): Ditto.
4305 (relayout_decl): Ditto.
4306 (finalize_record_size): Use SET_TYPE_ALIGN.
4307 (finalize_type_size): Ditto.
4308 (finish_builtin_struct): Ditto.
4309 (layout_type): Ditto.
4310 (initialize_sizetypes): Ditto.
4311 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
4312 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
4313 (lookup_field_for_decl): Use SET_DECL_ALIGN.
4314 (get_chain_field): Ditto.
4315 (get_trampoline_type): Ditto.
4316 (get_nl_goto_field): Ditto.
4317 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
4319 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
4320 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
4321 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
4322 (build_qualified_type): Use SET_TYPE_ALIGN.
4323 (build_aligned_type, build_range_type_1): Ditto.
4324 (build_atomic_base): Ditto.
4325 (build_common_tree_nodes): Ditto.
4326 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
4327 (expand_one_stack_var_at): Ditto.
4328 * coverage.c (build_var): Use SET_DECL_ALIGN.
4329 * except.c (init_eh): Ditto.
4330 * function.c (assign_parm_setup_block): Ditto.
4331 * symtab.c (increase_alignment_1): Ditto.
4332 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
4333 * tree-vect-stmts.c (ensure_base_align): Ditto.
4334 * varasm.c (align_variable): Ditto.
4335 (assemble_variable): Ditto.
4336 (build_constant_desc): Ditto.
4337 (output_constant_def_contents): Ditto.
4339 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
4340 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
4341 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
4342 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
4343 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
4345 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
4348 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
4349 replace %vmovsd with "%vmovq".
4350 (vec_concatv2df): Likewise.
4352 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
4355 (*vec_extractv2si_0): Ditto.
4356 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
4357 (zero_extended_scalar_load_operand splitters): Ditto.
4358 (vec_extract splitters): Ditto.
4359 (*vec_extractv4si_0_zext): Ditto.
4360 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
4362 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
4363 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
4364 (*sse4_1_extractps): Use lowpart_subreg.
4365 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
4367 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4369 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4371 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
4372 Mention Solaris 11 packaging changes.
4373 Update gas and gld requirements.
4374 Remove reference to pre-Solaris 10 bug.
4375 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4377 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4380 2016-04-17 Jan Hubicka <jh@suse.cz>
4382 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
4383 max_loop_iterations_int.
4385 2016-04-18 Richard Biener <rguenther@suse.de>
4387 PR tree-optimization/43434
4388 * tree-ssa-structalias.c (struct vls_data): New.
4389 (visit_loadstore): Handle all pointer-based accesses.
4390 (compute_dependence_clique): Compute a bitmap of restrict tags
4391 assigned bases and pass it to visit_loadstore.
4393 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4396 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4397 armv8.1-a and armv8.1-a+crc.
4399 2016-04-18 Richard Biener <rguenther@suse.de>
4401 PR tree-optimization/70701
4402 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
4403 references after translating through a memcpy.
4405 2016-04-18 Richard Biener <rguenther@suse.de>
4407 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
4408 (compute_antic): ... here. For partial antic use regular
4409 postorder and scrap iteration.
4410 (compute_partial_antic_aux): Remove unused return value.
4411 (init_pre): Do not allocate postorder.
4412 (fini_pre): Do not free postorder.
4414 2016-04-18 Richard Biener <rguenther@suse.de>
4417 * expmed.c (extract_bit_field_1): Remove broken case
4418 using a wider MODE_INT mode.
4420 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4422 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4423 unless compiling with at least GCC-4.8.
4425 2016-04-17 Jan Hubicka <jh@suse.cz>
4428 * graphite.c (graphite_finalize): Update call to
4429 tree_estimate_probability.
4430 * predict.h (tree_estimate_probability): Update prototype.
4432 2016-04-17 Jan Hubicka <jh@suse.cz>
4434 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
4435 (tree_estimate_probability): Likewise.
4436 (pass_profile::execute): Update.
4437 (report_predictor_hitrates): New function.
4438 * profile.c (compute_branch_probabilities): Use it.
4439 * predict.h (report_predictor_hitrates): Declare.
4441 2016-04-17 Jan Hubicka <jh@suse.cz>
4444 * cgraph.h (cgraph_node::set_const_flag,
4445 cgraph_node::set_pure_flag): Update prototype to return bool;
4447 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
4448 of interposable symbol are interposable, too.
4449 (cgraph_set_const_flag_1): Rename to ...
4450 (set_const_flag_1): ... this one; change to self recursive function
4451 instead of call_for_symbol_thunks_and_aliases. Handle correctly
4452 clearnig the flag in all variants and also virtual thunks of const
4453 functions are pure; track if any change was done.
4454 (cgraph_node::set_const_flag): Update.
4455 (struct set_pure_flag_info): New struct.
4456 (cgraph_set_pure_flag_1): Rename to ...
4457 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
4458 rather than pointer encoded flags; track if any changes was done;
4459 handle correctly clearning flag and setting flag of aliases already
4461 (cgraph_node::set_pure_flag): Update.
4462 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
4464 2016-04-17 Tom de Vries <tom@codesourcery.com>
4467 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
4470 2016-04-17 Tom de Vries <tom@codesourcery.com>
4472 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4473 '{}<> ' as escape-for-record.
4475 2016-04-17 Tom de Vries <tom@codesourcery.com>
4477 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
4480 2016-04-17 Tom de Vries <tom@codesourcery.com>
4483 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
4484 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
4485 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
4486 * passes.c (finish_optimization_passes): Only call
4487 finish_graph_dump_file if dfi->graph_dump_initialized.
4488 (execute_function_dump, pass_init_dump_file): Use
4489 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
4491 2016-04-17 Tom de Vries <tom@codesourcery.com>
4493 PR tree-optimization/70256
4494 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
4495 (debug_varmap): New function.
4497 2016-04-17 Tom de Vries <tom@codesourcery.com>
4500 * passes.c (pass_manager::register_pass): Propagate pflags.
4502 2016-04-17 Tom de Vries <tom@codesourcery.com>
4505 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
4506 * passes.c (pass_manager::pass_manager): Declare and init p_start in
4507 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
4508 check if it's equal to p_start.
4509 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
4511 2016-04-15 Jan Hubicka <jh@suse.cz>
4514 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
4515 function does not bind to current def.
4516 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
4517 handle conservatively calls to functions that does not need to bind
4519 (check_call): Update call of worse_state.
4520 (ignore_edge_for_nothrow): Update.
4521 (ignore_edge_for_pure_const): Likewise.
4522 (propagate_pure_const): Update calls to worse_state.
4523 (skip_function_for_local_pure_const): Reformat comments.
4525 2016-04-15 Jan Hubicka <jh@suse.cz>
4528 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
4529 (cgraph_node::function_symbol): Likewise.
4530 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4531 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
4532 (symtab_node::ultimate_alias_target): Add REF parameter.
4533 (symtab_node::binds_to_current_def_p): Declare.
4534 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
4535 (cgraph_node::function_symbol): Likewise.
4536 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
4537 (cgraph_node::get_availability): Likewise.
4538 (cgraph_edge::binds_to_current_def_p): New inline function.
4539 (varpool_node::get_availability): Add REF parameter.
4540 (varpool_node::ultimate_alias_target): Likewise.
4541 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
4542 (symtab_node::binds_to_current_def_p): Likewise.
4543 * varpool.c (varpool_node::get_availability): Likewise.
4545 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4548 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
4549 Fix mode size check.
4551 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4553 * BASE-VER: Set to 7.0.0.
4555 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4557 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4559 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4561 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4562 architecture revisions.
4564 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4566 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4567 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4568 * config/i386/i386.md (stack decrement to push peepholes): Guard
4569 with !x86_using_red_zone ().
4571 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4574 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4575 to dump_generic_node.
4576 (NIY): Pass also flags to do_niy.
4578 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4580 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4581 (simd_clone_vector_of_formal_parm_types)
4582 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4583 (simd_clone_mangle, simd_clone_create)
4584 (simd_clone_adjust_return_type, create_tmp_simd_array)
4585 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4586 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4587 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4588 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4589 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4590 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
4591 * omp-simd-clone.c: ... this new file.
4592 (simd_clone_vector_of_formal_parm_types): Make it static.
4593 * Makefile.in (OBJS): Add omp-simd-clone.o.
4595 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4598 * config/i386/sse.md: Use proper memory operand modifiers.
4601 2016-04-15 Richard Biener <rguenther@suse.de>
4602 Alan Modra <amodra@gmail.com>
4604 PR tree-optimization/70130
4605 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4606 when alignment stays not the same and no not use the realign
4609 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4612 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4613 direct move handlers for KFmode. Change TFmode handlers test from
4614 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4616 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4619 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4620 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4621 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4622 * tree-ssa-live.c (remove_unused_scope_block_p): When
4623 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4624 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4625 block_ultimate_origin is FUNCTION_DECL.
4626 (remove_unused_locals): If current_function_decl is
4627 polymorphic_ctor_dtor_p, pass initial true to
4628 remove_unused_scope_block_p' is_ctor_dtor_block.
4630 2016-04-14 Martin Sebor <msebor@redhat.com>
4635 * doc/extend.texi (Variable Length): Revert.
4637 2016-04-14 Marek Polacek <polacek@redhat.com>
4638 Jan Hubicka <hubicka@ucw.cz>
4641 * tree.c (verify_type): Disable the canonical type of main variant
4644 2016-04-14 Jason Merrill <jason@redhat.com>
4646 * cfgexpand.c, expr.c: Revert previous change.
4648 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4651 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4652 when building a mem ref for the incoming reduction variable.
4654 2016-04-14 Richard Biener <rguenther@suse.de>
4656 PR tree-optimization/70614
4657 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4658 loop if the evolution dropped to chrec_dont_know.
4659 (interpret_condition_phi): Likewise.
4661 2016-04-14 Richard Biener <rguenther@suse.de>
4663 PR tree-optimization/70623
4664 * tree-ssa-pre.c (changed_blocks): Make global ...
4665 (compute_antic): ... local here. Move and fix worklist
4666 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4667 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4668 worklist handling, dump when ANTIC_IN changed.
4669 (compute_partial_antic_aux): Remove worklist handling.
4670 (init_pre): Do not compute post dominators. Add a comment about
4671 the CFG order chosen.
4672 (fini_pre): Do not free post dominators.
4674 2016-04-13 Martin Sebor <msebor@redhat.com>
4679 * doc/extend.texi (Variable Length): Document C++ specifics.
4681 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4684 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4685 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4686 eh edges have been purged.
4689 * tree-sra.c (create_access_replacement,
4690 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4692 * tree-pretty-print.c (dump_fancy_name): New function.
4693 (dump_decl_name, dump_generic_node): Use it.
4695 2016-04-13 Jason Merrill <jason@redhat.com>
4697 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4698 * expr.c (expand_expr_real_1): Likewise.
4700 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4702 * config/i386/i386.md (kunpckhi): Swap operands.
4703 (kunpcksi): Likewise.
4704 (kunpckdi): Likewise.
4705 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4706 (vec_pack_trunc_<mode>): Likewise.
4708 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4711 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4714 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4715 gimplification turns some element into non-constant.
4718 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4719 * explow.c (convert_memory_address_addr_space_1): No longer static,
4720 add NO_EMIT argument and don't call convert_modes if true, pass
4721 it down recursively, remove break after return.
4722 (convert_memory_address_addr_space): Adjust caller.
4723 * simplify-rtx.c (simplify_unary_operation_1): Call
4724 convert_memory_address_addr_space_1 instead of convert_memory_address,
4725 if it returns NULL, don't simplify.
4727 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4730 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4732 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4734 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4735 Bump the upper SIMDLEN limits, so that if the return type or
4736 characteristic type if the return type is void can be passed in
4737 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4740 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4743 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4744 Do not use "=" constraint on an input constraint.
4745 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4746 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4747 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4748 generates (neg (abs ...)) instead of (abs ...).
4750 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4752 PR rtl-optimization/70596
4753 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4754 just invalidate LRA data and reset them. Adjust dump wording.
4756 2016-04-12 Martin Liska <mliska@suse.cz>
4759 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4761 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4763 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4764 max_loop_iterations_int.
4765 (tree_unswitch_outer_loop): Likewise.
4766 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4767 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4769 2016-04-12 Tom de Vries <tom@codesourcery.com>
4771 PR tree-optimization/68756
4772 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4773 instead of new_name.
4775 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4777 PR tree-optimization/70602
4778 * tree-sra.c (generate_subtree_copies): Don't write anything into
4779 constant pool decls.
4781 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4782 regardless whether there are depend clauses or not.
4784 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4787 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4788 target attribute and pragma from changing the -mfloat128
4789 and -mfloat128-hardware options.
4791 * doc/extend.texi (Additional Floating Types): Document PowerPC
4792 __float128 restrictions.
4794 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4797 * config/aarch64/driver-aarch64.c
4798 (aarch64_get_extension_string_for_isa_flags): New.
4799 (arch_extension): Rename to...
4800 (aarch64_arch_extension): ...This.
4801 (ext_to_feat_string): Rename to...
4802 (aarch64_extensions): ...This.
4803 (aarch64_core_data): Keep track of architecture extension flags.
4804 (cpu_data): Rename to...
4805 (aarch64_cpu_data): ...This.
4806 (aarch64_arch_driver_info): Keep track of architecture extension
4808 (get_arch_name_from_id): Rename to...
4809 (get_arch_from_id): ...This, change return type.
4810 (host_detect_local_cpu): Update and reformat for renames, handle
4811 extensions through common infrastructure.
4813 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4816 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4817 track of a canonical flag name.
4818 (all_extensions): Likewise.
4819 (arch_to_arch_name): Also track extension flags enabled by the arch.
4820 (all_architectures): Likewise.
4821 (aarch64_parse_extension): Move to here.
4822 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4824 (aarch64_rewrite_selected_cpu): Update for above change.
4825 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4826 are handled, such that the single explicit value enabled by an
4827 extension is kept seperate from the implicit values it also enables.
4828 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4830 (aarch64_parse_extension): New.
4831 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4832 here to config/aarch64/aarch64-protos.h.
4833 (aarch64_parse_extension): Move from here to
4834 common/config/aarch64/aarch64-common.c.
4835 (aarch64_option_print): Update.
4836 (aarch64_declare_function_name): Likewise.
4837 (aarch64_start_file): Likewise.
4838 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4839 the canonical flag for extensions.
4840 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4843 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4845 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4848 2016-04-09 Tom de Vries <tom@codesourcery.com>
4850 PR tree-optimization/68953
4851 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4852 first to last subscript.
4854 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4856 PR tree-optimization/70586
4857 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4860 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4864 PR tree-optimization/70373
4868 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4869 clauses for acc parallel reductions as necessary. Error on those
4871 * omp-low.c (scan_sharing_clauses): Don't install variables which
4872 are used in acc parallel reductions.
4873 (lower_rec_input_clauses): Remove dead code.
4874 (lower_oacc_reductions): Add support for reference reductions.
4875 (lower_reduction_clauses): Remove dead code.
4876 (lower_omp_target): Don't remap variables appearing in acc parallel
4878 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4880 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4883 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4884 with multiple SSA_NAME defs, force the outputs other than first
4885 to be live before calling live_track_process_def on each output.
4887 PR rtl-optimization/70574
4888 * fwprop.c (forward_propagate_and_simplify): Don't add
4889 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4890 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4891 paradoxical subregs within *loc.
4893 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4895 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4896 -ftree-parallelize-loops={0,1}.
4897 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4898 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4899 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4900 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4901 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4903 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4906 * asan.c (instrument_derefs): If we get unknown location, extract it
4908 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4910 2016-04-08 Tom de Vries <tom@codesourcery.com>
4912 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4913 implicit firstprivate clause.
4915 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4918 * config/arm/thumb2.md (tst + branch-> lsls + branch
4919 peephole below *orsi_not_shiftsi_si): Require that condition
4920 register is dead after the peephole.
4921 (second peephole after the above): Likewise.
4923 2016-04-08 Alan Modra <amodra@gmail.com>
4926 * builtins.c (fold_builtin_classify): For IBM extended precision,
4927 look at just the high-order double to test for NaN.
4928 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4929 test just the high double for Inf but both doubles for subnormal
4932 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4934 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4935 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4936 node->simdclone->mask_mode != VOIDmode masks.
4937 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4938 earlier, use it instead of node->simdclone.
4939 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4940 Set clonei->mask_mode.
4942 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4945 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4946 Pass it through to cp_parser_already_scoped_statement.
4947 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4948 it through to cp_parser_statement.
4949 (cp_parser_statement): Pass IF_P through to
4950 cp_parser_iteration_statement.
4951 (cp_parser_pragma): Adjust call to
4952 cp_parser_iteration_statement.
4954 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4957 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4958 resolve a future -Wparentheses warning.
4959 * omp-low.c (scan_sharing_clauses): Likewise.
4960 * tree-parloops.c (eliminate_local_variables): Likewise.
4962 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4964 PR rtl-optimization/70398
4965 * lra-constraints.c (process_address_1): Check zero scale and code
4966 for reloading with zero scale.
4968 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4970 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4971 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4973 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4975 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4976 Add support for AVX512F clones, include them by default for
4977 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4978 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4982 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4983 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4984 firstprivate clauses.
4985 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4986 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4987 (lower_omp_target): Set TREE_NO_WARNING for
4988 non-addressable possibly uninitialized vars which are copied into
4989 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4991 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4993 * config/pa/predicates.md (integer_store_memory_operand): Accept
4994 REG+D operands with a large offset when reload_in_progress is true.
4995 (floating_point_store_memory_operand): Likewise.
4997 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5000 * match.pd (nested int casts): Limit to GIMPLE.
5002 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5005 * ipa-devirt.c (maybe_record_node): Fix comment; use
5006 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5008 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5010 PR rtl-optimization/70542
5011 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5012 if there are any uses other than insn or debug insns.
5014 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5015 Jakub Jelinek <jakub@redhat.com>
5017 PR tree-optimization/70509
5018 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5019 Shift HOST_WIDE_INT_1U instead of 1.
5021 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5023 PR tree-optimization/70509
5024 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5025 of the vector base type for index.
5027 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5030 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5032 2016-04-05 Richard Biener <rguenther@suse.de>
5034 PR tree-optimization/70526
5035 * tree-sra.c (build_ref_for_offset): Use prev_base to
5036 extract the alias pointer type.
5038 2016-04-05 Richard Biener <rguenther@suse.de>
5040 * dse.c (struct store_info): Remove alias_set member.
5041 (struct read_info_type): Likewise.
5042 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5043 spill_deleted, clear_alias_set_lookup): Remove.
5044 (get_group_info): Remove dead base == NULL_RTX case.
5045 (dse_step0): Remove initialization of removed variables.
5046 (delete_dead_store_insn): Reomve alias set dumping.
5047 (free_read_records): Remove alias_set handling.
5048 (canon_address): Remove alias_set_out parameter.
5049 (record_store): Remove spill_alias_set, it's always zero.
5050 (check_mem_read_rtx): Likewise.
5051 (dse_step2): Rename from ...
5052 (dse_step2_nospill): ... this. Adjust.
5053 (scan_stores): Rename from ...
5054 (scan_stores_nospill): ... this.
5055 (scan_reads): Rename from ...
5056 (scan_reads_nospill): ... this.
5057 (scan_stores_spill, scan_reads_spill): Remove.
5058 (dse_step3_scan): Remove for_spills argument which is always false.
5059 (dse_step3): Likewise.
5060 (dse_step5): Rename from ...
5061 (dse_step5_nospill): ... this. Remove alias_set handling.
5062 (rest_of_handle_dse): Adjust.
5064 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5067 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5068 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5069 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5070 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5072 2016-04-05 Richard Biener <rguenther@suse.de>
5075 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5076 non-register type temporaries into SSA.
5078 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5081 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5082 calls when sanitizing.
5083 (possible_polymorphic_call_target_p): Fix formatting.
5085 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5086 Jakub Jelinek <jakub@redhat.com>
5089 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5090 to ensure a call statement is compatible with a built-in's
5092 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5095 2016-04-04 Richard Biener <rguenther@suse.de>
5097 PR rtl-optimization/70484
5098 * rtl.h (canon_output_dependence): Declare.
5099 * alias.c (canon_output_dependence): New function.
5100 * dse.c (record_store): Use canon_output_dependence rather
5101 than canon_true_dependence.
5103 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5106 * cgraph.h (symtab_node::copy_visibility_from): New function.
5107 * symtab.c (symtab_node::copy_visibility_from): New function.
5108 * ipa-visibility.c (optimize_weakref): New function.
5109 (function_and_variable_visibility): Use it.
5111 2016-04-04 Martin Liska <mliska@suse.cz>
5114 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5115 value that is really in range handled by SBR instruction.
5116 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5117 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5118 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5120 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5124 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5125 set, but not for SP_REG operands.
5127 2016-04-02 Martin Sebor <msebor@redhat.com>
5130 * fold-const.c (maybe_nonzero_address): New function.
5131 (fold_comparison): Call it. Fold equality and relational
5132 expressions involving null pointers.
5133 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5135 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5137 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5138 the "Y" constraint (scalar FP 0.0 immediate).
5140 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5141 Add the "const_double" to the list of operand constraints.
5143 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5145 PR rtl-optimization/70467
5146 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5147 If low word of the last operand is 0, just emit addition/subtraction
5150 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5153 * config/s390/s390.c (s390_expand_insv): Check for everything
5154 constant instead of just VOIDmode stuff.
5156 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5159 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5161 2016-04-01 Nathan Sidwell <nathan@acm.org>
5163 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5165 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5167 PR rtl-optimization/70461
5168 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5171 2016-03-31 Martin Liska <mliska@suse.cz>
5174 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5175 a tree value or an immediate integer value to a buffer
5176 that is eventually copied to a BRIG section.
5177 (emit_immediate_operand): Call the function here.
5178 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5179 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5180 of class' fields that are removed.
5181 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5182 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5183 m_brig_repr_size fields.
5185 2016-03-31 Martin Liska <mliska@suse.cz>
5188 * hsa-gen.c (hsa_function_representation::update_dominance): New
5190 (convert_addr_to_flat_segment): Likewise.
5191 (gen_hsa_memory_set): New alignment argument.
5192 (gen_hsa_ctor_assignment): Likewise.
5193 (gen_hsa_insns_for_single_assignment): Provide alignment
5194 to gen_hsa_ctor_assignment.
5195 (gen_hsa_insns_for_direct_call): Add new argument.
5196 (expand_lhs_of_string_op): New function.
5197 (expand_string_operation_builtin): Likewise.
5198 (expand_memory_copy): New function.
5199 (expand_memory_set): New function.
5200 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5201 (convert_switch_statements): Change signature.
5202 (generate_hsa): Use a return value of the function.
5203 (pass_gen_hsail::execute): Do not call
5204 convert_switch_statements here.
5205 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5206 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5207 (hsa_function_representation::update_dominance): New function.
5209 2016-03-31 Martin Liska <mliska@suse.cz>
5212 * hsa-brig.c (emit_directive_variable): Emit alignment
5213 according to hsa_symbol::m_align.
5214 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5215 (dump_hsa_symbol): Dump alignment of HSA symbols.
5216 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5217 (gen_hsa_addr_with_align): New function.
5218 (hsa_bitmemref_alignment): Use newly added function.
5219 (gen_hsa_insns_for_load): Likewise.
5220 (gen_hsa_insns_for_store): Likewise.
5221 (gen_hsa_memory_copy): New argument added.
5222 (gen_hsa_insns_for_single_assignment): Respect
5223 alignment for assignments processed via gen_hsa_memory_copy.
5224 (gen_hsa_insns_for_direct_call): Likewise.
5225 (gen_hsa_insns_for_return): Likewise.
5226 (gen_function_def_parameters): Set default alignment.
5227 * hsa.c (hsa_object_alignment): New function.
5228 (hsa_byte_alignment): Pasted function.
5229 * hsa.h (hsa_symbol::m_align): New field.
5231 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5233 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5234 scratch field for goto case.
5236 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5238 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5240 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5243 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5244 (scalar_chain::convert_insn): Call convert_op for reg
5245 moves to handle undefined registers.
5247 2016-03-31 Nathan Sidwell <nathan@acm.org>
5250 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5251 Assert we don't want to move backwards.
5253 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5256 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5258 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5260 PR rtl-optimization/70460
5261 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5262 with operand from REG_LABEL_OPERAND, instead substitute
5263 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5264 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5266 2016-03-31 Martin Liska <mliska@suse.cz>
5268 * passes.c (execute_one_pass): Do not call
5269 todo_after for a discarded function.
5271 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5273 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5274 (no_cost, infinite_cost): Initialize the new field.
5275 (get_computation_cost_at): Record setup cost.
5276 (determine_use_iv_cost_address): Skip cost computation for sub
5277 uses if we can estimate it without losing accuracy.
5279 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5281 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5283 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5284 max_loop_iterations_int.
5285 (tree_unswitch_outer_loop): Likewise.
5286 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5287 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5289 2016-03-30 Richard Biener <rguenther@suse.de>
5292 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5294 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5297 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5298 in gen_blendm expander.
5300 2016-03-30 Nick Clifton <nickc@redhat.com>
5303 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5304 case where we are already provided with an SImode SUBREG.
5306 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5309 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5310 conflict between DRAP register and __builtin_eh_return.
5312 2016-03-30 Michael Matz <matz@suse.de>
5313 Richard Biener <rguenther@suse.de>
5316 * ipa-polymorphic-call.c (struct type_change_info): Change
5317 speculative to an unsigned allowing to limit the work we do.
5318 (csftc_abort_walking_p): New inline function..
5319 (check_stmt_for_type_change): Limit the number of may-defs
5320 skipped for speculative devirtualization to
5321 max-speculative-devirt-maydefs.
5322 * params.def (max-speculative-devirt-maydefs): New param.
5323 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5325 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5328 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5331 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5333 PR tree-optimization/59124
5334 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5335 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5337 2016-03-29 Jeff Law <law@redhat.com>
5339 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5341 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5343 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5346 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5348 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5349 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5350 gcrt0.o if linking dynamically.
5352 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5355 * ipa-devirt.c (methods_equal_p): New function.
5356 (compare_virtual_tables): Use it.
5357 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5358 * cgraphclones.c (clone_function_name_1): Use
5359 symbol_table::symbol_suffix_separator.
5360 * coverage.c (build_var): Likewise.
5361 * symtab.c (symbol_table::symbol_suffix_separator): New.
5363 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5365 PR rtl-optimization/70429
5366 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5367 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5368 mode != result_mode.
5371 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5373 PR tree-optimization/70405
5374 * ssa-iterators.h (num_imm_uses): Add missing braces.
5376 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5378 PR rtl-optimization/68695
5379 * ira-color.c (allocno_copy_cost_saving): New.
5380 (improve_allocation): Use it.
5382 2016-03-29 Richard Henderson <rth@redhat.com>
5385 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5387 2016-03-29 Richard Biener <rguenther@suse.de>
5390 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5391 use alignment returned by get_pointer_alignment_1 if it is
5392 bigger than BITS_PER_UNIT.
5393 * builtins.c (get_pointer_alignment_1): Do not return true
5394 for alignment extracted from SSA info.
5396 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5398 * config/ft32/ft32.opt (mnodiv): New.
5399 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5400 * doc/invoke.texi (FT32 Options -mnodiv): New.
5402 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5405 * config/i386/i386.md (define_split, andn): Fix modes.
5407 2016-03-26 Richard Biener <rguenther@suse.de>
5408 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5411 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5413 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5414 as 2nd argument to cl_optimization_restore().
5416 2016-03-25 Richard Henderson <rth@redhat.com>
5419 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5420 * config/aarch64/aarch64-protos.h: Declare it.
5421 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5423 2016-03-25 Alan Modra <amodra@gmail.com>
5426 * config/rs6000/constraints.md (j): Simplify.
5427 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5429 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5430 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5431 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5432 in all constraint alternatives.
5433 (movtd_64bit_nodm): Delete "j" constraint alternative.
5435 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5437 * tree-ssa-propagate.c: Enhance docs for
5438 SSA_PROP_NOT_INTERESTING.
5440 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5442 * doc/extend.texi: Fix typo in documentation to pure attribute.
5444 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5447 * config/pa/pa.md (bswapdi2): Use a scratch register.
5449 2016-03-24 Richard Henderson <rth@redhat.com>
5452 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5455 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5458 using ix86_expand_binary_operator instead of gen_andsi3.
5460 2016-03-24 Richard Biener <rguenther@suse.de>
5462 PR tree-optimization/70396
5463 * tree-vect-stmts.c (vectorizable_comparison): Use
5464 get_vectype_for_scalar_type.
5466 2016-03-24 Richard Biener <rguenther@suse.de>
5469 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5470 with register bases.
5472 2016-03-24 Richard Biener <rguenther@suse.de>
5474 PR tree-optimization/70372
5475 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5476 build_all_ones_cst to also handle vector types correctly.
5478 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5481 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5484 2016-03-23 Marek Polacek <polacek@redhat.com>
5487 * doc/invoke.texi: Document -Wignored-attributes.
5489 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5491 PR tree-optimization/69042
5492 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5493 parameter from 30 to 40.
5495 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5497 PR tree-optimization/69042
5498 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5499 for use with constant offset stripped in base.
5501 2016-03-23 Richard Biener <rguenther@suse.de>
5504 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5505 mode compatibility check.
5506 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5508 2016-03-23 Jeff Law <law@redhat.com>
5510 PR tree-optimization/64058
5511 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5513 (struct ssa_conflicts): Move up earlier in the file.
5514 (conflicts_, var_map_): New static variables.
5515 (initialize_conflict_count): New function to initialize the
5516 CONFLICT_COUNT field for each conflict pair.
5517 (compare_pairs): Lazily initialize the conflict count and use it
5518 as the first tie-breaker.
5519 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5520 and wipe conflicts_ and map_ around the call to qsort. Remove
5521 special case for 2 coalesce pairs.
5522 * bitmap.c (bitmap_count_unique_bits): New function.
5523 (bitmap_count_bits_in_word): New function, extracted from
5525 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5526 * bitmap.h (bitmap_count_unique_bits): Declare it.
5528 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5531 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5532 transparent alias chain for decl assembler name.
5533 * config/sol2.c (solaris_assemble_visibility): Likewise.
5535 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5537 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5539 (v10_fdivs): Likewise.
5540 (v10_fdivd): Likewise.
5542 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5545 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5546 to not call fclose twice on file.
5548 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5550 PR tree-optimization/70354
5551 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5552 oprnd0 is wider than oprnd1 and there is a cast from the wider
5553 type to oprnd1, mask it with the mask of the narrower type.
5556 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5557 Optimize TARGET_STV splitters, if high or low word of last argument
5560 2016-03-22 Jeff Law <law@redhat.com>
5563 tree-ssa-threadbackward.c
5564 (fsm_find_control_statement_thread_paths): Correctly distinguish
5565 between old style jump threads vs FSM jump threads.
5567 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5570 * config/i386/i386.c (scalar_chain::convert_op): Support
5571 uninitialized register usage case.
5573 2016-03-22 Richard Biener <rguenther@suse.de>
5576 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5578 (capture::gen_transform): ... to change behavior when substituting
5579 a condition into cond or not-cond expr context.
5580 (dt_simplify::gen_1): Adjust.
5581 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5582 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5583 last change and instead change to
5584 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5585 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5587 2016-03-22 Anthony Green <green@moxielogic.com>
5589 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5590 issue for moxiebox targets.
5591 (CC1PLUS_SPEC): Ditto.
5593 2016-03-22 Richard Biener <rguenther@suse.de>
5596 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5599 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5601 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5603 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5606 * config/i386/i386.c (def_builtin): Handle
5607 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5609 (const struct builtin_description bdesc_special_args[]):
5610 Remove duplicate ISA bits.
5612 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5615 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5616 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5617 in a way that works also for AVX512BW.
5620 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5621 instead of source if operands[1] is xmm16 and above and
5622 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5623 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5626 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5627 on assign if (*from_p) is a comparison, set it to
5628 TREE_NO_WARNING (*from_p).
5630 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5633 * lra.c (restore_scratches): Ignore deleted insns.
5635 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5636 Jakub Jelinek <jakub@redhat.com>
5638 PR tree-optimization/70317
5639 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5642 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5645 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5646 of ix86_expand_move.
5648 (movti): Use general_operand for operand 1 predicate.
5650 2016-03-21 Martin Liska <mliska@suse.cz>
5652 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5654 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5656 2016-03-21 Martin Liska <mliska@suse.cz>
5659 * ipa-icf.c (sem_function::parse): Skip static
5660 constructors and destructors.
5662 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5665 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5666 function-like macro, peek following token(s) if it is followed
5667 by CPP_OPEN_PAREN token with optional padding in between, and
5668 if not, don't treat it like a macro.
5670 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5671 Alexander Monakov <amonakov@ispras.ru>
5673 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5674 for the stabs debug format.
5676 2016-03-21 Richard Biener <rguenther@suse.de>
5678 PR tree-optimization/70310
5679 * tree-vect-generic.c (expand_vector_condition): Fold the built
5682 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5685 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5686 Block third alternative for AVX-512VL target,
5688 2016-03-21 Martin Liska <mliska@suse.cz>
5691 * hsa-brig.c (emit_function_directives): Mark unemitted
5692 global variables for emission.
5693 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5694 (get_symbol_for_decl): Likewise.
5695 * hsa.h (struct hsa_symbol): New flag.
5697 2016-03-21 Richard Biener <rguenther@suse.de>
5699 PR tree-optimization/70288
5700 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5701 we do not estimate unsimplified all-constant conditionals or
5702 switches as optimized away.
5704 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5706 PR rtl-optimization/69102
5707 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5708 when we have a readonly dependency context.
5710 2016-03-18 Jeff Law <law@redhat.com>
5712 PR rtl-optimization/70263
5713 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5714 (update_equiv_regs): When trying to move a store to after the insn
5715 that sets the source of the store, make sure the store occurs after
5716 the insn that sets the source of the store. When successful note
5717 the REG_EQUIV note created in the dump file.
5719 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5720 Bernd Schmidt <bschmidt@redhat.com>
5722 * doc/extend.texi: Document more potential problems with basic asms.
5724 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5726 PR rtl-optimization/70278
5727 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5730 2016-03-18 Jason Merrill <jason@redhat.com>
5732 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5734 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5736 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5737 values to 128b regs.
5739 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5741 PR tree-optimization/70252
5742 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5743 boolean vector has a proper number of elements.
5744 (supportable_narrowing_operation): Likewise.
5746 2016-03-18 Tom de Vries <tom@codesourcery.com>
5749 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5751 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5753 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5754 instead of replace_rtx for DEBUG_INSNs.
5756 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5758 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5759 load type reservations.
5761 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5764 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5765 define_constraint for "Q" and "T" constraints.
5767 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5769 Tweak the pipeline model for Exynos M1
5771 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5774 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5777 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5778 where one or both locations aren't within a line_map.
5780 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5783 * opts.c (finish_options): Don't set flag_pie to the default if
5784 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5787 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5789 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5790 true as ALL_REGS argument to replace_rtx.
5792 2016-03-17 Richard Biener <rguenther@suse.de>
5795 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5798 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5801 * rtl.h (replace_rtx): Add ALL_REGS argument.
5802 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5803 equality and assert mode is the same, instead of just rtx pointer
5805 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5806 true as ALL_REGS argument to replace_rtx.
5808 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5810 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5811 for boolean vector with vector mode only.
5812 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5814 2016-03-17 Nick Clifton <nickc@redhat.com>
5817 * config/rx/rx.c (rx_print_integer): Print negative constants in
5820 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5823 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5825 2016-03-16 Richard Henderson <rth@redhat.com>
5826 Richard Biener <rguenth@suse.de>
5831 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5832 first operand as is_gimple_condexpr.
5837 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5838 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5839 Do not gimplify the result.
5840 (do_unop): Adjust call to tree_vec_extract.
5841 (do_binop): Likewise.
5842 (do_compare): Likewise.
5843 (do_plus_minus): Likewise.
5844 (do_negate): Likewise.
5845 (expand_vector_condition): Likewise.
5846 (do_cond): Likewise.
5848 2016-03-16 Richard Henderson <rth@redhat.com>
5851 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5852 (aarch64_classify_address): Use it.
5853 (aarch64_legitimize_address): Force all subexpressions of PLUS
5854 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5856 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5857 Richard Biener <rguenth@suse.de>
5860 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5861 return to even if only REGNO is equal, and assert
5864 2016-03-11 Jeff Law <law@redhat.com>
5866 PR rtl-optimization/70224
5867 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5869 2016-03-16 Richard Henderson <rth@redhat.com>
5872 * function.h (struct function): Add has_forced_label_in_static.
5873 * gimplify.c (force_labels_r): Set it.
5874 * lto-streamer-in.c (input_struct_function_base): Read it.
5875 * lto-streamer-out.c (output_struct_function_base): Write it.
5876 * tree-inline.c (has_label_address_in_static_1): Remove.
5877 (copy_forbidden): Remove fndecl parameter; test
5878 has_forced_label_in_static.
5879 (inline_forbidden_p): Update call to copy_forbidden.
5880 (tree_versionable_function_p): Likewise.
5881 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5882 (chkp_versioning): Likewise.
5883 * tree-inline.h (copy_forbidden): Update decl.
5885 2016-03-16 Marek Polacek <polacek@redhat.com>
5888 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5889 function being thunked if the result type doesn't have fixed size.
5890 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5891 doesn't have fixed size.
5893 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5895 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5896 reporting malformed loop nest.
5898 2016-03-16 Tom de Vries <tom@codesourcery.com>
5901 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5902 nodes.length () == 1 test to before first nodes[0] access.
5904 2016-03-16 Tom de Vries <tom@codesourcery.com>
5906 PR tree-optimization/68715
5907 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5910 2016-03-16 Tom de Vries <tom@codesourcery.com>
5912 PR tree-optimization/68809
5913 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5916 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5917 Sandra Loosemore <sandra@codesourcery.com>
5919 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5920 on leaf attribute. Mention ELF interposition problems.
5922 2016-03-16 Alan Modra <amodra@gmail.com>
5924 PR rtl-optimization/69195
5925 PR rtl-optimization/47992
5926 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5929 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5932 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5934 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5936 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5938 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5940 PR rtl-optimization/70222
5941 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5942 optimization if mode is different from result_mode, queue up masking
5943 of the result in outer_op. Formatting fix.
5946 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5949 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5951 PR rtl-optimization/69032
5952 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5953 looping backwards over basic block insns.
5955 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5958 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5959 to non-speculative when propagating trap bits.
5961 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5963 PR rtl-optimization/63384
5964 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5967 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5970 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5971 factored out from ...
5972 (sched_analyze_insn): ... here.
5973 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5974 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5975 get_implicit_reg_pending_clobbers in it.
5976 (setup_id_reg_sets): Use setup_id_implicit_regs.
5977 (deps_init_id): Ditto.
5979 2016-03-15 Tom de Vries <tom@codesourcery.com>
5982 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5984 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5985 execute_function_dump.
5986 (execute_one_pass): Don't dump function if it will be dumped after ipa
5989 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5991 * genrecog.c (match_pattern_2): If pred is NULL don't call
5992 safe_predicate_mode on it.
5994 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5997 * lra-constraints.c (delete_move_and_clobber): Change assertion
5998 to also allow dregno == 0.
6000 2016-03-14 Richard Henderson <rth@redhat.com>
6003 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6004 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6005 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6006 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6009 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6012 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6014 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6016 * lra-constraints.c (split_reg): For hard regs, try to find the
6017 biggest single-register mode used in the function.
6019 2016-03-14 Richard Biener <rguenther@suse.de>
6021 PR tree-optimization/56365
6022 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6023 constants to compare against.
6025 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6028 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6029 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6030 (define_split for the GPR case): Use int_reg_operand instead of
6031 gpc_reg_operand for the output.
6033 2016-03-14 Tom de Vries <tom@codesourcery.com>
6035 PR tree-optimization/70045
6036 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6037 create_empty_if_region_on_edge argument.
6039 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6041 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6042 (STACK_CHECK_PROTECT): Likewise.
6043 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6044 (STACK_CHECK_PROTECT): Likewise.
6045 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6046 (STACK_CHECK_PROTECT): Likewise.
6047 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6048 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6049 (STACK_CHECK_PROTECT): Likewise.
6051 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6053 PR rtl-optimization/69307
6054 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6055 registers in modes that span more than one register.
6057 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6060 * lra-constraints.c (delete_move_and_clobber): New.
6061 (remove_inheritance_pseudos): Use it.
6063 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6066 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6067 the libcall is LCT_THROW.
6068 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6069 for the checking routine.
6071 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6074 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6075 optimization if we have direct move.
6076 (roundu32<mode>2_fprs): Likewise.
6078 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6081 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6083 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6084 Arguments swapped. All callers changed. Take reg_renumber into
6085 account, and Calculate and compare register ranges for hard regs.
6087 2016-03-11 Jeff Law <law@redhat.com>
6089 PR tree-optimization/70190
6090 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6091 Handle cases where we can not extract the taken edge, even though we
6092 found a constant value.
6094 PR tree-optimization/64058
6095 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6096 (num_coalesce_pairs): Move up earlier in file.
6097 (find_coalesce_pair): Initialize the INDEX field for each pair
6099 (compare_pairs): No longer sort on the elements in each pair.
6100 Instead break ties with the index of the coalesce pair.
6102 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6105 * config/aarch64/aarch64-protos.h
6106 (aarch64_save_restore_target_globals): New prototype.
6107 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6108 Call the above when popping pragma.
6109 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6111 (aarch64_set_current_function): Rewrite using the above.
6113 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6115 PR tree-optimization/70177
6116 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6117 (extract_ops_from_tree): ... this. In the 2 argument
6118 overload remove _1 suffix.
6119 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6120 (extract_ops_from_tree): ... this.
6121 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6123 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6124 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6125 extract_ops_from_tree instead of 2 operand one.
6127 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6129 PR tree-optimization/70013
6130 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6131 for constant-pool entries.
6133 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6135 PR rtl-optimization/70174
6136 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6137 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6139 PR tree-optimization/70169
6140 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6141 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6144 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6145 Jakub Jelinek <jakub@redhat.com>
6148 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6149 of uninitialized values.
6151 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6153 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6155 ("*trunctddd2"): New pattern definition.
6156 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6159 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6161 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6162 definitions for BFP and DFP rounding modes.
6163 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6164 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6165 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6166 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6169 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6171 * config/s390/constraints.md: Adjust comment.
6172 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6173 s390_decompose_addrstyle_without_index.
6174 * config/s390/predicates.md (shift_count_or_setmem_operand):
6175 Rename to setmem_operand.
6176 * config/s390/s390-protos.h
6177 (s390_decompose_shift_count): Rename to
6178 s390_decompose_addrstyle_without_index.
6179 * config/s390/s390.c (s390_decompose_shift_count)
6180 (s390_mem_constraint, print_shift_count_operand)
6181 (print_operand_address, print_operand): Rename
6182 s390_decompose_shift_count to
6183 s390_decompose_addrstyle_without_index and rename
6184 print_shift_count_operand to print_addrstyle_operand troughout the
6186 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6187 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6188 Rename shift_count_or_setmem_operand to setmem_operand.
6189 * config/s390/vx-builtins.md ("vec_insert<mode>")
6190 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6193 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6196 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6197 Handle overlapping retval and newval.
6199 2016-03-10 Nick Clifton <nickc@redhat.com>
6202 * config/aarch64/aarch64.c
6203 (aarch64_override_options_after_change_1): When forcing
6204 flag_omit_frame_pointer to be true, use a special value that can
6205 be detected if this function is called again, thus preventing
6206 flag_omit_leaf_frame_pointer from being forced to be false.
6208 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6210 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6211 Set x_flag_omit_leaf_frame_pointer when handling
6212 -momit-leaf-frame-pointer.
6214 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6217 * cgraph.c (cgraph_node::dump): Dump split_part and
6218 indirect_call_target.
6219 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6220 * ipa.c (has_addr_references_p): Cleanup.
6221 (is_indirect_call_target_p): New.
6222 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6223 called indirectly as local.
6224 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6226 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6229 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6230 on cxa_pure_virtual.
6232 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6235 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6237 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6240 * tree.c (need_assembler_name_p): Only record main variant type names.
6242 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6245 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6246 Always define to 0 or 1.
6247 (TARGET_FIX_ERR_A53_843419): New macro.
6248 * config/aarch64/aarch64-elf-raw.h
6249 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6250 * config/aarch64/aarch64-linux.h: Likewise.
6251 * config/aarch64/aarch64.c
6252 (aarch64_override_options_after_change_1): Do not default
6253 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6255 (aarch64_attributes): Handle fix-cortex-a53-843419.
6256 (aarch64_can_inline_p): Likewise.
6257 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6259 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6260 Jakub Jelinek <jakub@redhat.com>
6262 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6263 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6264 DECL_COMMONS if flag_unconstrained_commons is set.
6265 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6266 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6267 (funconstrained-commons): Document.
6269 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6271 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6272 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6274 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6276 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6277 has a proper number of elements.
6279 2016-03-10 Alan Modra <amodra@gmail.com>
6281 PR rtl-optimization/69195
6282 PR rtl-optimization/47992
6283 * ira.c (recorded_label_ref): Delete.
6284 (update_equiv_regs): Return void.
6285 (indirect_jump_optimize): New function.
6286 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6287 before regstat_compute_ri. Don't rebuild_jump_labels here.
6288 Delete update_regstat.
6290 2016-03-10 Richard Biener <rguenther@suse.de>
6292 PR tree-optimization/70128
6293 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6294 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6296 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6298 PR tree-optimization/70152
6299 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6300 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6303 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6304 instead of gen_sse2_loadlpd.
6305 * config/i386/sse.md (*vec_concatv2df): Rename to...
6306 (vec_concatv2df): ... this.
6308 PR tree-optimization/70127
6309 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6311 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6315 * diagnostic-show-locus.c (compatible_locations_p): New function.
6316 (layout::layout): Sanitize ranges using compatible_locations_p.
6318 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6322 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6323 location_range param with three const expanded_locations * and a
6325 (layout::layout): Replace call to
6326 rich_location::lazily_expand_location with get_expanded_location.
6327 Extract the range and perform location expansion here, passing
6328 the results to the layout_range ctor.
6329 * diagnostic.c (source_range::debug): Delete.
6330 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6331 of rich_location::get_expanded_location.
6332 * gcc-rich-location.c (get_range_for_expr): Delete.
6333 (gcc_rich_location::add_expr): Reimplement to avoid the
6334 rich_location::add_range overload that took a location_range,
6335 passing a location_t instead.
6337 2016-03-09 Richard Biener <rguenther@suse.de>
6338 Jakub Jelinek <jakub@redhat.com>
6340 PR tree-optimization/70138
6341 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6342 Also skip vect_double_reduction_def.
6344 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6347 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6348 if the operand is "m".
6350 2016-03-09 Nathan Sidwell <nathan@acm.org>
6352 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6354 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6356 * config/i386/i386.c (processor_target_table): Fix cost table
6357 intialization order for znver1.
6359 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6361 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6362 - becuase -> because.
6363 * ipa-reference.c (ignore_module_statics): Likewise.
6364 * cgraph.c (cgraph_node::get_body): Likewise.
6365 * ipa-inline.c (early_inliner): Likewise.
6366 * ipa-devirt.c (types_same_for_odr): Likewise.
6367 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6368 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6370 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6372 * tree-ssa-math-opts.c: Fix typo in comment.
6374 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6377 * config/i386/i386.c (scalar_chain::make_vector_copies,
6378 scalar_chain::convert_reg): Call end_sequence in between
6379 get_insns and emit_conversion_insns rather than after both
6382 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6385 * config/i386/i386.h (machine_function): Add
6386 pc_thunk_call_expanded flag.
6387 (ix86_pc_thunk_call_expanded): New define.
6388 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6389 (*set_got): Rename insn pattern from set_got.
6390 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6391 * config/i386/i386.c (ix86_compute_frame_layout): Use
6392 ix86_pc_thunk_call_expanded to prevent red-zone.
6394 2016-03-07 Martin Jambor <mjambor@suse.cz>
6396 * hsa.h (hsa_get_ctor_statements): Declare.
6397 (hsa_get_dtor_statements): Likewise.
6398 (hsa_get_kernel_dispatch_type): Likewise.
6399 * hsa.c (hsa_get_ctor_statements): New function.
6400 (hsa_get_dtor_statements): Likewise.
6401 (hsa_get_kernel_dispatch_type): Likewise.
6402 * hsa-brig.c (hsa_cdtor_statements): Removed.
6403 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6404 hsa_get_dtor_statements.
6405 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6406 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6408 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6410 * config/arm/arm-cores.def (cortex-r8): New.
6411 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6412 * config/arm/arm-tune.md: Likewise.
6413 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6415 2016-03-07 Martin Sebor <msebor@redhat.com>
6417 PR rtl-optimization/19705
6418 * doc/invoke.texi (Options That Control Optimization): Clarify
6419 -fno-branch-count-reg.
6421 2016-02-26 Richard Biener <rguenther@suse.de>
6422 Jeff Law <law@redhat.com>
6424 PR tree-optimization/69740
6425 * cfghooks.c (remove_edge): Request loop fixups if we delete
6426 an edge that might turn an irreducible loop into a natural
6428 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6429 Move after definition of loops_state_clear.
6431 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6433 PR rtl-optimization/69052
6434 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6437 2016-03-07 Tom de Vries <tom@codesourcery.com>
6439 PR tree-optimization/70116
6440 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6441 is_tm_ending stmts and ubsan/asan internal functions.
6442 (find_duplicate): Use it. Don't test is_tm_ending here.
6444 2016-03-07 Richard Biener <rguenther@suse.de>
6446 PR tree-optimization/70115
6447 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6448 (propagate_constants_for_unrolling): Use replace_uses_by.
6450 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6453 * omp-low.c (struct oacc_loop): Add ifns.
6454 (new_oacc_loop_raw): Initialize it.
6455 (finish_oacc_loop): Clear mask & flags if no ifns.
6456 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6457 (oacc_loop_xform_loop): Add ifns arg & adjust.
6458 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6460 2016-03-07 Richard Henderson <rth@redhat.com>
6463 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6464 (insert_value_copy_on_edge): Likewise.
6466 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6468 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6470 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6473 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6475 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6477 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6479 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6481 Fix sseimul type attribute.
6482 * config/i386/znver1.md
6483 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6484 znver1_sseimul_avx256_load) : Fix the type attribute.
6485 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6486 pipe usage and latency.
6488 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6491 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6492 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6495 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6498 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6500 PR rtl-optimization/69941
6501 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6502 the reg share its mode.
6504 2016-03-04 Jeff Law <law@redhat.com>
6506 PR tree-optimization/69196
6507 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6508 If the both SSA_NAMEs are anonymous, then consider them unassociated
6509 and include the PHI in the statement count.
6511 2016-03-05 Tom de Vries <tom@codesourcery.com>
6513 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6514 construct in oacc routine. Check for oacc region in oacc routine.
6516 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6519 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6520 2016-02-22 changes, instead don't recurse if RECUR is already true.
6521 Don't change *dynamic_check if RECUR. Adjust recursive caller
6522 to pass true to the new argument.
6523 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6526 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6527 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6529 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6531 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6533 PR rtl-optimization/57676
6534 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6537 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6539 * tree-vect-patterns.c (search_type_for_mask): Handle
6540 comparison of booleans.
6542 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6544 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6548 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6549 all other ops that have dw_val_class_die_ref operands,
6550 and DW_OP_GNU_entry_value.
6552 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6554 PR rtl-optimization/69904
6555 * config/arm/arm.c (arm_cannot_copy_insn_p):
6556 Return true for load-exclusive instructions.
6558 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6561 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6562 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6563 the pattern no matter if it is used just by non-pattern, pattern
6565 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6566 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6567 oprnd1 def_stmt is in pattern, don't look through it.
6569 2016-03-03 Marek Polacek <polacek@redhat.com>
6572 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6574 2016-03-03 Martin Liska <mliska@suse.cz>
6576 PR tree-optimization/70043
6577 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6578 previous statement if we see a debug statement.
6580 2016-03-03 Richard Biener <rguenther@suse.de>
6582 PR tree-optimization/55936
6583 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6584 parameter and guard unsafe equivalence use.
6585 (vrp_evaluate_conditional_warnv_with_ops): Always use
6586 safe equivalences but not via the quadratic compare_names
6589 2016-03-03 Michael Collison <michael.collison@linaro.org>
6592 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6593 for operand 1 to s_register_operand. Change predicate for operand
6594 2 to arm_not_immediate_operand.
6596 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6598 * doc/tm.texi: Regenerated.
6600 2016-03-02 Richard Henderson <rth@redhat.com>
6603 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6604 simplification when all args are positive non-fixed registers.
6606 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6608 * target.def (lra_p): Specify that new ports should use LRA.
6610 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6613 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6614 gimplify_type_sizes the type they refer to.
6615 (omp_notice_variable): Handle reference vars to VLAs.
6616 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6617 reference to VLA decls in the second pass instead of first pass.
6619 2016-03-02 Tom de Vries <tom@codesourcery.com>
6621 PR tree-optimization/68659
6622 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6623 new_expr == NULL_TREE.
6624 (get_new_name): Handle ADDR_EXPR.
6626 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6628 PR rtl-optimization/69052
6629 * loop-invariant.c (canonicalize_address): New function.
6630 (inv_can_prop_to_addr_use): Check validity of address expression
6631 which is canonicalized by above function.
6633 2016-03-02 Alan Modra <amodra@gmail.com>
6636 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6639 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6642 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6643 (*movhi_internal): Put mask moves from and to memory separately
6644 from moves from/to GPRs.
6646 2016-03-02 Richard Biener <rguenther@suse.de>
6648 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6649 GENERIC expressions in GIMPLE.
6651 2016-03-02 Richard Biener <rguenther@suse.de>
6653 * config/i386/i386.c (type_natural_mode): Fix typo.
6655 2016-03-02 Nick Clifton <nickc@redhat.com>
6657 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6659 2016-03-02 Richard Biener <rguenther@suse.de>
6660 Uros Bizjak <ubizjak@gmail.com>
6663 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6665 2016-03-02 Richard Biener <rguenther@suse.de>
6668 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6670 2016-03-02 Marek Polacek <polacek@redhat.com>
6673 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6674 "is promoted to" warning.
6676 2016-03-01 DJ Delorie <dj@redhat.com>
6678 * config.gcc: Deprecate mep-*.
6680 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6683 * lra-constraints.c (regno_val_use_in): New.
6684 (match_reload): Use it instead of regno_use_in.
6686 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6688 PR rtl-optimization/70007
6689 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6690 references present in REG_EQUAL notes attached to non-SET patterns.
6692 2016-03-01 Jeff Law <law@redhat.com>
6694 PR tree-optimization/69196
6695 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6696 Appropriately clamp the number of statements to copy when the
6697 thread path does not traverse a loop backedge.
6699 PR tree-optimization/69196
6700 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6701 Do count some PHIs in the thread path against the insn count. Decrease
6702 final statement count by one as the control statement in the last
6703 block will get removed. Remove special cased code for handling PHIs
6706 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6709 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6710 asm dialect alternatives to explicit GOTPCREL calls.
6712 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6715 * ira.c (do_reload): Issue warning for generic stack checking here...
6716 * reload1.c (reload): ...instead of here and streamline it.
6718 2016-03-01 Nick Clifton <nickc@redhat.com>
6720 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6722 2016-03-01 Richard Biener <rguenther@suse.de>
6724 PR tree-optimization/69983
6725 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6726 types and fall back to operand_equal_p.
6728 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6731 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6733 * config/s390/constraints.md ("jm8"): New constraint.
6734 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6736 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6738 ("*setmem_long<setmem_and>"): New pattern.
6739 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6741 ("*setmem_long_31z<setmem_and>"): New pattern.
6742 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6743 New substitution rules with the required attributes.
6746 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6749 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6751 * gensupport.c (process_substs_on_one_elem): Split loop to
6752 complete mark_operands_used_in_match_dup on all expressions in the
6754 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6755 and remove function.
6757 2016-03-01 Richard Biener <rguenther@suse.de>
6760 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6761 vector BIT_FIELD_REF extract.
6763 2016-03-01 Richard Biener <rguenther@suse.de>
6765 PR tree-optimization/69994
6766 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6768 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6770 PR tree-optimization/69956
6771 * tree-vect-stmts.c (supportable_widening_operation): Support
6772 multi-step conversion of boolean vectors.
6773 (supportable_narrowing_operation): Likewise.
6775 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6777 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6780 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6782 * config/s390/subst.md (DSI_VI): New mode iterator.
6783 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6784 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6785 the insn definition.
6786 ("*vec_set<mode>"): Change predicate and add alternative to
6787 support only either register or const_int operands as element
6789 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6791 ("vec_extract<mode>"): New expander.
6792 ("*vec_extract<mode>"): New insn definition supporting reg and
6793 const_int element selectors.
6794 ("*vec_extract<mode>_plus"): New insn definition supporting
6795 reg+const_int element selectors.
6796 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6797 following expander+insn definition.
6798 ("<vec_shifts_name><mode>3"): New expander.
6799 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6801 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6803 * config/s390/s390.md ("*tabort_1"): Change predicate to
6804 nonmemory_operand. Add a second alternative to cover
6805 register as well as const int operands.
6806 ("*tabort_1_plus"): New pattern definition.
6808 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6810 * config/s390/s390.md ("*ashrdi3_cc_31")
6811 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6812 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6813 Merge insn definitions into ...
6814 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6815 New pattern definition.
6816 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6817 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6818 ("*ashr<mode>3_and"): Merge insn definitions into ...
6819 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6820 New pattern definition.
6821 * config/s390/subst.md ("addr_style_op_cc_subst")
6822 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6823 substitutions patterns plus attributes.
6824 Add ashiftrt to SUBST iterator.
6826 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6828 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6829 op2 to nonmemory_operand.
6830 ("*<shift>di3_31", "*<shift>di3_31_and"):
6831 Merge into single pattern definition ...
6832 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6833 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6834 pattern definition ...
6835 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6836 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6839 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6841 * config/s390/predicates.md (const_int_6bitset_operand): New
6843 * config/s390/s390.md: Include subst.md.
6844 ("rotl<mode>3"): New expander.
6845 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6847 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6848 * config/s390/subst.md: New file.
6850 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6852 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6853 Remove RRR type. It doesn't really exist.
6854 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6856 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6857 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6858 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6859 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6860 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6861 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6862 `enabled' attribute.
6864 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6866 * gensupport.c (process_substs_on_one_elem): Split loop to
6867 complete mark_operands_used_in_match_dup on all expressions in the
6869 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6870 and remove function.
6872 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6875 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6876 (CEIL_NWORDS): ...this. Use CEIL macro.
6877 (compute_fp_layout): Adjust to above renaming.
6878 (function_arg_union_value): Likewise.
6879 (sparc_arg_partial_bytes): Likewise.
6880 (sparc_function_arg_advance): Likewise.
6882 2016-02-29 Jeff Law <law@redhat.com>
6884 PR tree-optimization/70005
6885 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6886 where an object with a boolean range is compared against a value
6889 PR tree-optimization/69999
6890 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6891 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6894 2016-02-29 Richard Biener <rguenther@suse.de>
6896 PR tree-optimization/69994
6897 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6898 (get_unary_op): Look through nop conversions.
6899 (ops_equal_values_p): New function, look for equality diregarding
6901 (eliminate_plus_minus_pair): Use ops_equal_values_p
6902 (repropagate_negates): Do not use get_unary_op here.
6904 2016-02-29 Martin Liska <mliska@suse.cz>
6906 * system.h: Poison ENABLE_CHECKING macro.
6908 2016-02-29 Martin Liska <mliska@suse.cz>
6910 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6911 is presented in dump flags.
6912 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6913 (hsa_regalloc): Likewise.
6915 2016-02-19 Richard Biener <rguenther@suse.de>
6917 PR tree-optimization/69980
6918 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6919 permutation of those we need to keep.
6921 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6924 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6925 (NWORDS_UP): ...this
6926 (init_cumulative_args): Minor tweaks.
6927 (sparc_promote_function_mode): Likewise.
6928 (scan_record_type): Delete.
6929 (traverse_record_type): New function template.
6930 (classify_data_t): New structure type.
6931 (classify_registers): New inline function.
6932 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6933 exhausted. Instantiate traverse_record_type on classify_registers and
6934 deal with the case of a structure passed in slot #15 with no FP field
6936 (assign_data_t): New structure type.
6937 (compute_int_layout): New static function.
6938 (compute_fp_layout): Likewise.
6939 (count_registers): New inline function.
6940 (assign_int_registers): New static function.
6941 (assign_fp_registers): Likewise.
6942 (assign_registers): New inline function.
6943 (function_arg_record_value_1): Delete.
6944 (function_arg_record_value_2): Likewise.
6945 (function_arg_record_value_3): Likewise.
6946 (function_arg_record_value): Adjust to above changes. Instantiate
6947 traverse_record_type on count_registers to first count the number of
6948 registers to be used and then on assign_registers to assign them.
6949 (function_arg_union_value): Adjust to above renaming.
6950 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6951 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6952 case of a structure passed in slot #15
6953 (sparc_function_arg_advance): Likewise.
6954 (function_arg_padding): Minor tweak.
6956 2016-02-29 Richard Biener <rguenther@suse.de>
6958 PR tree-optimization/69720
6959 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6960 the adjustment_def path for possibly vectorized defs.
6961 (vect_create_epilog_for_reduction): Handle vectorized initial
6964 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6966 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6968 2016-02-27 Jeff Law <law@redhat.com>
6971 2016-02-26 Richard Biener <rguenther@suse.de>
6972 Jeff Law <law@redhat.com>
6974 PR tree-optimization/69740
6975 * cfghooks.c (remove_edge): Request loop fixups if we delete
6976 an edge that might turn an irreducible loop into a natural
6979 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6981 PR rtl-optimization/69896
6982 * tree-vect-generic.c (get_compute_type): Avoid single element
6985 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6987 Rename the AArch64 tuning option and related functions to enable the
6988 Newton series for the reciprocal square root to reflect its
6989 approximative characteristic.
6991 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6992 function to "aarch64_emit_approx_rsqrt".
6993 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6994 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6995 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6996 (xgene1_tunings): Likewise.
6997 (use_rsqrt_p): Likewise.
6998 (aarch64_emit_swrsqrt): Use new function name.
6999 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7000 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7001 text explaining this option.
7002 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7004 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7007 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7008 complain about -mallow-movmisalign without -mvsx if
7009 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7011 2016-02-26 Joel Sherrill <joel@rtems.org>
7013 * config.gcc: Add x86_64-*-rtems*.
7014 * gcc/config/i386/rtems-64.h: New file.
7016 2016-02-26 Joel Sherrill <joel@rtems.org>
7018 * config.gcc: Add aarch64-*-rtems*.
7019 * gcc/config/aarch64/rtems.h: New file.
7021 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7024 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7025 shift amount using %h. Add comment.
7027 2016-02-26 Richard Biener <rguenther@suse.de>
7028 Jeff Law <law@redhat.com>
7030 PR tree-optimization/69740
7031 * cfghooks.c (remove_edge): Request loop fixups if we delete
7032 an edge that might turn an irreducible loop into a natural
7035 2016-02-26 Martin Jambor <mjambor@suse.cz>
7038 * tree-sra.c (sra_modify_assign): Do not remove loads of
7039 uninitialized aggregates to SSA_NAMEs.
7041 2016-02-26 Richard Henderson <rth@redhat.com>
7044 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7045 pseudo in case the target rtx matches the source of the left
7048 2016-02-26 Martin Jambor <mjambor@suse.cz>
7051 * hsa.h (hsa_type_packed_p): Declare.
7052 * hsa.c (hsa_type_packed_p): New function.
7053 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7055 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7056 * hsa-brig.c (emit_basic_insn): Likewise.
7058 2016-02-26 Martin Jambor <mjambor@suse.cz>
7061 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7063 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7065 2016-02-26 Martin Jambor <mjambor@suse.cz>
7067 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7068 hsa_op_with_type operands.
7069 (hsa_unsigned_type_for_type): Declare.
7070 * hsa.c (hsa_unsigned_type_for_type): New function.
7071 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7072 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7073 the finalizer. Do not emit extra move.
7075 2016-02-26 Martin Jambor <mjambor@suse.cz>
7077 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7078 atomic operations in private segment.
7080 2016-02-26 Martin Jambor <mjambor@suse.cz>
7082 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7083 statements to wi->info. Also disallow omp simd constructs.
7084 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7085 for not gridifying. Dump special string for omp_for.
7087 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7090 * config/aarch64/aarch64.c (aarch64_set_current_function):
7091 Save/restore target globals when switching to
7092 target_option_default_node.
7094 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7097 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7098 Return 0 if !SHIFT_COUNT_TRUNCATED.
7100 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7101 Eric Botcazou <ebotcazou@adacore.com>
7103 PR rtl-optimization/69891
7104 * dse.c (scan_insn): If we can't figure out memset arguments
7105 or they are non-constant, call clear_rhs_from_active_local_stores.
7107 2016-02-26 Martin Liska <mliska@suse.cz>
7109 * doc/extend.texi: Mention clog10, clog10f an clog10l
7110 in Builtins section.
7112 2016-02-26 Martin Liska <mliska@suse.cz>
7114 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7116 (resolve_args_picking_1): Likewise.
7117 * dwarf2out.h (struct GTY): Likewise.
7119 2016-02-26 Martin Liska <mliska@suse.cz>
7121 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7123 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7125 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7126 Martin Liska <mliska@suse.cz>
7128 * doc/install.texi: Mention --enable-valgrind-annotations.
7130 2016-02-26 Richard Biener <rguenther@suse.de>
7132 PR tree-optimization/69551
7133 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7134 looking through aliases adjust DECL_PT_UID to refer to the
7135 ultimate alias target.
7137 2016-02-25 Martin Liska <mliska@suse.cz>
7140 * alloc-pool.c (after_memory_report): New variable.
7141 * alloc-pool.h (base_pool_allocator ::release): Do not use
7142 the infrastructure if after_memory_report.
7143 * toplev.c (toplev::main): Mark after memory report.
7145 2016-02-25 Richard Biener <rguenther@suse.de>
7147 PR tree-optimization/48795
7148 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7150 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7153 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7154 offloading is enabled and -fopenacc or -fopenmp is specified.
7155 (CRTOFFLOADEND): Likewise.
7156 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7157 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7158 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7159 (offload_objects_file_name): New static var.
7160 (tool_cleanup): Remove offload_objects_file_name file.
7161 (find_offloadbeginend): Replace with ...
7162 (find_crtoffloadtable): ... this.
7163 (run_gcc): Remove offload_argc and offload_argv.
7164 Get offload_objects_file_name from -foffload-objects=... option.
7165 Read names of object files with offload from this file, pass them to
7166 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7167 don't pass offloadbegin and offloadend to the linker. Don't pass
7168 offload non-LTO files to the linker, because now they're not claimed.
7170 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7173 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7174 on builtin_unreachable.
7176 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7178 PR rtl-optimization/69896
7179 * regcprop.c: Include cfgrtl.h.
7180 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7181 than remembered mode, either delete it (if noop_move_p), or
7182 treat like copy_p but not noop_p instruction.
7184 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7187 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7188 - allow NULL decl for Fortran DW_TAG_common_block variables.
7190 2016-02-24 Jason Merrill <jason@redhat.com>
7192 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7194 2016-02-24 Richard Biener <rguenther@suse.de>
7195 Jakub Jelinek <jakub@redhat.com>
7198 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7199 conditionally executed ops to well-defined overflow behavior.
7201 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7204 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7207 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7209 PR rtl-optimization/69886
7210 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7211 argument. Use it when checking validity of set instructions.
7212 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7213 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7215 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7216 * store-motion.c (find_moveable_store): Update
7217 can_assign_to_reg_without_clobbers_p callsite.
7219 2016-02-24 Richard Biener <rguenther@suse.de>
7222 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7224 (record_nonwrapping_iv): Do not fall back to the low/high bound
7225 for non-constant IV bases if the stmt is not always executed.
7227 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7229 * config/arm/arm-cores.def (cortex-a32): New entry.
7230 * config/arm/arm-tables.opt: Regenerate.
7231 * config/arm/arm-tune.md: Regenerate.
7232 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7233 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7234 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7235 for -mcpu and -mtune.
7237 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7240 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7241 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7242 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7243 (atomic_loaddi_1): Delete.
7244 (atomic_loaddi): Rewrite expander using the above changes.
7246 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7249 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7252 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7253 Richard Biener <rguenth@suse.de>
7256 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7257 set_mem_attributes if tem is SSA_NAME which got expanded
7260 2016-02-24 Richard Biener <rguenther@suse.de>
7262 PR tree-optimization/69907
7263 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7264 end of permutations for BB vectorization.
7266 2016-02-24 Christian Bruel <christian.bruel@st.com>
7268 * config/arm/arm-c.c (arm_option_override): Initialize
7269 target_option_current_node.
7270 * config/arm/arm.c (arm_pragma_target_parse): Replace
7271 build_target_option_node call by target_option_current_node.
7272 Set target_option_current_node.
7275 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7278 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7279 define_insn_and_split to define_insn.
7280 (zero_extendqi<mode>2_dot2): Same.
7281 (extendqi<mode>2_dot): Same.
7282 (extendqi<mode>2_dot2): Same.
7284 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7286 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7287 and add bypass for AES{D,E} and AESMC pairs.
7288 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7291 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7293 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7294 series for reciprocal square root in Exynos M1.
7296 2016-02-23 Martin Sebor <msebor@redhat.com>
7299 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7300 __builtin_alloca_with_align.
7302 2016-02-23 Richard Henderson <rth@redhat.com>
7304 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7305 (ix86_register_pragmas): Remove __seg_tls.
7306 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7307 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7308 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7309 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7310 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7311 * doc/extend.texi (__seg_tls): Remove item.
7313 2016-02-23 Richard Biener <rguenther@suse.de>
7315 * alloc-pool.h (struct allocation_object): Make id member
7316 conditional on CHECKING_P again.
7317 (get_instance): Adjust.
7318 (base_pool_allocator): Likewise.
7320 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7322 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7323 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7325 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7327 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7329 2016-02-23 Richard Biener <rguenther@suse.de>
7331 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7332 * bitmap.h (struct bitmap_usage): Likewise.
7333 (bitmap_move): Declare.
7334 * bitmap.c (register_overhead): Take size_t argument.
7335 (bitmap_move): New function.
7336 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7337 to properly account overhead.
7338 * tree.c (free_node): Use tree_size.
7340 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7343 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7344 when inverting comparison.
7347 * common.opt (Wunreachable-code): Add Warning flag.
7349 2016-02-23 Mark Wielaard <mjw@redhat.com>
7350 Jakub Jelinek <jakub@redhat.com>
7353 * cgraphunit.c (check_global_declaration): Check main_input_filename
7354 and DECL_SOURCE_FILE are not NULL.
7356 2016-02-23 Martin Jambor <mjambor@suse.cz>
7358 PR tree-optimization/69666
7359 * tree-sra.c (sra_modify_assign): Do not attempt to create
7360 default_def replacements for unscalarizable regions.
7362 2016-02-20 Mark Wielaard <mjw@redhat.com>
7365 * cgraphunit.c (check_global_declaration): Check level of
7366 warn_unused_const_variable and main_input_filename.
7367 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7368 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7369 (-Wunused-const-variable): Explain levels 1 and 2.
7371 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7374 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7375 identical arguments. Formatting and spelling fixes.
7378 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7383 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7384 and m68k-devices.def.
7385 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7386 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7388 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7390 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7391 and HImode registers.
7393 2016-02-22 Richard Biener <rguenther@suse.de>
7395 PR tree-optimization/69882
7396 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7397 preserve permutations present because of gaps.
7398 (vect_supported_load_permutation_p): Always continue checking
7399 permutations after vect_attempt_slp_rearrange_stmts.
7401 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7403 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7404 min_profitable_estimate, rather than min_profitable_iters.
7406 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7409 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7410 SImode for last match_operand.
7412 2016-02-22 Martin Liska <mliska@suse.cz>
7414 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7415 return bitsize - 1 as the return value.
7417 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7421 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7422 Handle negative shift counts.
7423 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7424 force_reg on the shift constant.
7425 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7426 (lshrsi3_d): Handle negative shift counts.
7428 2016-02-22 Richard Biener <rguenther@suse.de>
7429 Tom de Vries <tom@codesourcery.com>
7431 * graph.c: Include dumpfile.h.
7432 (print_graph_cfg): Split into three overloads.
7433 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7435 2016-02-22 Tom de Vries <tom@codesourcery.com>
7437 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7440 2016-02-22 Richard Biener <rguenther@suse.de>
7443 * ipa-inline-transform.c (inline_call): When not updating
7444 overall summaries adjust self size by the growth estimate.
7445 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7446 hash-set, do not update overall summaries here. Renamed from ...
7447 (inline_to_all_callers): ... this which is now wrapping the
7448 above and performing delayed overall summary update.
7449 (early_inline_small_functions): Delay updating of the overall
7452 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7454 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7457 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7460 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7461 :%* in %:gt() argument.
7462 (greater_than_spec_func): Adjust for expecting only numbers,
7463 if there are more than two numbers, compare the last two.
7465 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7467 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7468 -Wnarrowing with -std.
7470 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7473 * expr.c (store_field): Don't use bit-field path if exp is
7474 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7475 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7476 and the assignment can be performed by bitwise copy. Formatting
7480 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7481 call copy_reg_eh_region_note_forward on before and/or after sequences
7482 and remove note from insn if it no longer can throw.
7485 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7488 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7490 * config/s390/vector.md: Add missing commutative operand markers
7491 to the patterns which qualify for one.
7492 * config/s390/vx-builtins.md: Likewise.
7494 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7496 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7497 types to mode iterators.
7498 (vec_double): ... and mode attribute.
7499 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7501 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7503 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7504 Change the predicate of op2 from nonimmediate to general and let
7505 reload fix it if necessary.
7507 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7509 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7511 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7513 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7516 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7518 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7519 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7520 * config/s390/s390.md ("movstr<P:mode>"): Call
7521 s390_expand_vec_movstr.
7523 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7525 * config/s390/s390.md: Add missing output modifier for operand 1
7526 to print it as address properly.
7528 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7530 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7531 * config/s390/2964.md: New file.
7532 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7533 of insn grouping attributes depending on the CPU level.
7534 (s390_get_unit_mask): New function.
7535 (s390_sched_score): Remove the OOO from the scheduling macros.
7536 Add loop to calculate a score for the instruction mix.
7537 (s390_sched_reorder): Likewise plus improve debug output.
7538 (s390_sched_variable_issue): Rename macros as above. Calculate
7539 the unit distances after actually scheduling an insn. Improve
7541 (s390_sched_init): Clear last_scheduled_unit_distance array.
7542 * config/s390/s390.md: Include 2964.md.
7544 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7547 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7548 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7549 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7550 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7551 *avx512f_<code>v8div16qi2_mask_1): New insns.
7553 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7556 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7559 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7560 earlyclobber from target. Use wF constraint for fused memory
7562 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7564 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7565 Martin Liska <mliska@suse.cz>
7568 * cfgexpand.c (asan_sanitize_stack_p): New function.
7569 (partition_stack_vars): Use the function.
7570 (expand_stack_vars): Likewise.
7571 (defer_stack_allocation): Likewise.
7572 (expand_used_vars): Likewise.
7574 2016-02-18 Richard Biener <rguenther@suse.de>
7577 * fold-const.c (operand_equal_p): Properly compare offsets for
7578 IMAGPART_EXPR and ARRAY_REF.
7580 2016-02-18 Nick Clifton <nickc@redhat.com>
7584 * config/arm/arm.c (arm_option_override_internal): Disable
7585 interworking if the target does not support thumb instructions.
7586 (arm_reload_in_hi): Handle the case where a register to register
7587 move needs reloading because there is no simple pattern to handle
7589 (arm_reload_out_hi): Likewise.
7591 2016-02-18 Richard Biener <rguenther@suse.de>
7594 * match.pd: Don't use fold_binary or fold_unary for folding
7597 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7600 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7601 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7602 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7603 warn on gimple_no_warning_p statements.
7605 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7607 * doc/extend.texi (C++ Attributes): Correct description of
7608 warn_unused type attribute.
7610 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7612 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7613 correct instruction.
7615 2016-02-17 Richard Biener <rguenther@suse.de>
7617 PR rtl-optimization/69609
7618 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7619 (find_traces_1_round): When ending a trace update cached priority
7621 (bb_to_key): Use cached priority when available.
7622 (copy_bb): Initialize cached priority.
7623 (reorder_basic_blocks_software_trace_cache): Likewise.
7625 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7628 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7630 (aarch64_comparison_operator): Break overly long line into two.
7631 (aarch64_comparison_operation): Likewise.
7632 * config/aarch64/aarch64.md (cstorecc4): Use
7633 aarch64_comparison_operator_mode instead of
7634 aarch64_comparison_operator.
7635 (cstore<mode>4): Likewise.
7636 (aarch64_cstore<mode>): Likewise.
7637 (*cstoresi_insn_uxtw): Likewise.
7638 (cstore<mode>_neg): Likewise.
7639 (*cstoresi_neg_uxtw): Likewise.
7641 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7644 * config/arm/predicates.md (arm_comparison_operator_mode):
7646 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7647 instead of arm_comparison_operator.
7648 (*mov_negscc): Likewise.
7649 (*mov_notscc): Likewise.
7650 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7651 (*thumb2_mov_negscc): Likewise.
7652 (*thumb2_mov_negscc_strict_it): Likewise.
7653 (*thumb2_mov_notscc): Likewise.
7654 (*thumb2_mov_notscc_strict_it): Likewise.
7656 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7658 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7661 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7663 * config/visium/visium.c (machine_libfunc_index): New enum.
7664 (machine_libfuncs): New structure.
7665 (visium_libfuncs): New static variable.
7666 (TARGET_INIT_LIBFUNCS): Define to...
7667 (visium_init_libfuncs): ...this. New function.
7668 (expand_block_move_4): Use the appropriate libfunc.
7669 (expand_block_move_2): Likewise.
7670 (expand_block_move_1): Likewise.
7671 (expand_block_set_4): Likewise.
7672 (expand_block_set_2): Likewise.
7673 (expand_block_set_1): Likewise.
7674 (visium_trampoline_init): Likewise.
7676 2016-02-17 Nick Clifton <nickc@redhat.com>
7678 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7679 TI's devices.csv file as of March 2016.
7681 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7684 * opts-global.c (handle_common_deferred_options): Introduce and
7685 initialize two global variables to remember command-line options
7686 specifying a stack-limiting register.
7687 * opts.h: Add extern declarations of the two new global variables.
7688 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7689 variable based on the values of the two new global variables.
7691 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7694 * common.opt (Wnonnull-compare): New warning.
7695 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7696 of arguments against NULL.
7697 (-Wnonnull-compare): Document.
7698 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7699 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7700 * passes.def (pass_warn_nonnull_compare): Add.
7701 * gimple-ssa-nonnull-compare.c: New file.
7703 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7705 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7706 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7708 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7710 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7711 reciprocal sqrt for -mlow-precision-recip-sqrt.
7713 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7714 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7716 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7717 always use lane loads to construct non-constant vectors.
7719 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7721 * config/aarch64/aarch64.md
7722 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7723 constraints for operand 3.
7724 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7726 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7727 Richard Biener <rguenther@suse.de>
7729 PR tree-optimization/69820
7730 * tree-vect-patterns.c (type_conversion_p): Return false if
7731 *orig_type is unsigned single precision or boolean.
7732 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7735 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7737 PR rtl-optimization/69764
7738 PR rtl-optimization/69771
7739 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7740 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7742 2016-02-16 Richard Biener <rguenther@suse.de>
7744 PR tree-optimization/69776
7745 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7747 (indirect_refs_may_alias_p): Likewise.
7748 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7749 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7750 according to tbaa_p.
7751 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7752 (optimize_stmt): For redundant store discovery do not allow tbaa.
7754 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7756 PR tree-optimization/69714
7757 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7758 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7760 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7762 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7763 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7764 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7765 * config/arc/arc.c (arc_init): Check FPU options.
7766 (get_arc_condition_code): Handle new CC_FPU* modes.
7767 (arc_select_cc_mode): Likewise.
7768 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7769 register pair only. Allow access for ARCv2 accumulator.
7770 (gen_compare_reg): Whenever we have FPU support use FPU compare
7772 (arc_reorg): Don't generate brcc insns when FPU compare
7773 instructions are involved.
7774 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7775 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7776 floating point emulation.
7777 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7778 (REVERSE_CONDITION): Add new CC_FPU* modes.
7779 (TARGET_FP_SP_BASE): Define.
7780 (TARGET_FP_DP_BASE): Likewise.
7781 (TARGET_FP_SP_FUSED): Likewise.
7782 (TARGET_FP_DP_FUSED): Likewise.
7783 (TARGET_FP_SP_CONV): Likewise.
7784 (TARGET_FP_DP_CONV): Likewise.
7785 (TARGET_FP_SP_SQRT): Likewise.
7786 (TARGET_FP_DP_SQRT): Likewise.
7787 (TARGET_FP_DP_AX): Likewise.
7788 * config/arc/arc.md (ARCV2_ACC): New constant.
7789 (type): New fpu type attribute.
7790 (SDF): Conditional iterator.
7791 (cstore<mode>, cbranch<mode>): Change expand condition.
7792 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7793 handles FPU/FPX cases as well.
7794 * config/arc/arc.opt (mfpu): New option.
7795 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7797 (adddf3, muldf3, subdf3): Removed.
7798 * config/arc/predicates.md (proper_comparison_operator): Recognize
7800 * config/arc/fpu.md: New file.
7801 * doc/invoke.texi (ARC Options): Document mfpu option.
7803 2016-02-16 Richard Biener <rguenther@suse.de>
7805 PR rtl-optimization/69291
7806 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7807 noce_operand_ok check.
7809 2016-02-16 Tom de Vries <tom@codesourcery.com>
7812 * omp-low.c (simd_clone_create): Remove call to
7813 symtab->call_cgraph_insertion_hooks.
7815 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7817 PR tree-optimization/69802
7818 * tree-ssa-reassoc.c (update_range_test): If op is
7819 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7820 op == 1 test of precision 1 integral op, otherwise handle
7821 that case as op itself. Fix up formatting.
7822 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7825 2016-02-16 Richard Biener <rguenther@suse.de>
7827 PR tree-optimization/69586
7828 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7829 types for conversion sources.
7831 2016-02-16 Richard Biener <rguenther@suse.de>
7834 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7835 mask OEP_ADDRESS_OF.
7837 2016-02-16 Alan Modra <amodra@gmail.com>
7840 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7841 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7842 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7844 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7845 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7846 (p8_fmrgow_<mode>): Likewise.
7847 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7849 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7850 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7851 to use movdi_internal64. Remove op0_di.
7852 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7854 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7856 Add support for the FCCMP insn types
7858 * config/aarch64/aarch64.md (fccmp): Change insn type.
7860 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7861 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7862 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7863 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7864 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7865 * config/arm/types.md (fccmps): Add new insn type.
7868 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7870 * alias.c (get_alias_set): Fix a typo in comment.
7872 2016-02-15 Richard Biener <rguenther@suse.de>
7874 PR tree-optimization/69595
7875 * match.pd: Complete range test simplification to true.
7877 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7879 PR rtl-optimization/69648
7880 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7881 pic_offset_table_rtx.
7883 PR rtl-optimization/69752
7884 * ira.c (update_equiv_regs): When looking for more than a single SET,
7885 also take other side effects into account.
7887 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7889 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7890 for z900+ CPUs in 31-bit mode.
7892 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7894 * common/config/s390/s390-common.c (s390_supports_split_stack):
7896 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7897 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7898 * config/s390/s390.c (struct machine_function): New field
7899 split_stack_varargs_pointer.
7900 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7901 in s390_emit_prologue.
7902 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7904 (morestack_ref): New global.
7905 (SPLIT_STACK_AVAILABLE): New macro.
7906 (s390_expand_split_stack_prologue): New function.
7907 (s390_live_on_entry): New function.
7908 (s390_va_start): Use split-stack vararg pointer if appropriate.
7909 (s390_asm_file_end): Emit the split-stack note sections.
7910 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7911 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7912 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7913 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7914 (split_stack_prologue): New expand.
7915 (split_stack_space_check): New expand.
7916 (split_stack_data): New insn.
7917 (split_stack_call): New expand.
7918 (split_stack_call_*): New insn.
7919 (split_stack_cond_call): New expand.
7920 (split_stack_cond_call_*): New insn.
7922 2016-02-15 Richard Biener <rguenther@suse.de>
7924 PR tree-optimization/69783
7925 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7926 Add trivially correct cases.
7928 2016-02-15 Tom de Vries <tom@codesourcery.com>
7931 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7933 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7935 2016-02-15 Richard Biener <rguenther@suse.de>
7937 PR tree-optimization/69776
7938 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7939 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7940 indicate whether we can use TBAA to disambiguate against stores.
7941 Use alias-set zero if not.
7942 (visit_reference_op_store): Do not use TBAA when looking up
7944 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7945 (eliminate_dom_walker::before_dom_children): But not when looking
7946 up redundant stores.
7948 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7950 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7952 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7954 * config/i386/znver1.md
7955 (znver1_pop, znver1_pop_mem,
7956 znver1_load_imov_double_store,
7957 znver1_load_imov_direct_store,
7958 znver1_load_imov_direct_load,
7959 znver1_load_imov_double_load): Add new.
7960 (znver1_insn, znver1_insn_load): Add icmov type.
7962 znver1_sseavx_fma_load,
7964 znver1_avx256_fma_load): Fix pipe usage.
7966 2016-02-14 Alan Modra <amodra@gmail.com>
7969 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7970 with an invalid hard reg, reload just the reg not the entire
7971 pre/post-inc/dec address expression.
7973 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7976 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7977 fixed R1_REG scratch reg.
7978 (sibcall_value_pcrel_fdpic): Likewise.
7980 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7984 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7986 2016-02-12 Walter Lee <walt@tilera.com>
7988 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7989 * config/tilegx/t-tilegx: Likewise.
7991 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7994 * diagnostic-show-locus.c (struct line_span): New struct.
7995 (layout::get_first_line): Delete.
7996 (layout::get_last_line): Delete.
7997 (layout::get_num_line_spans): New member function.
7998 (layout::get_line_span): Likewise.
7999 (layout::print_heading_for_line_span_index_p): Likewise.
8000 (layout::get_expanded_location): Likewise.
8001 (layout::calculate_line_spans): Likewise.
8002 (layout::m_first_line): Delete.
8003 (layout::m_last_line): Delete.
8004 (layout::m_line_spans): New field.
8005 (layout::layout): Update comment. Replace m_first_line and
8006 m_last_line with m_line_spans, replacing their initialization
8007 with a call to calculate_line_spans.
8008 (diagnostic_show_locus): When printing source lines and
8009 annotations, rather than looping over a single span
8010 of lines, instead loop over each line_span within
8011 the layout, with an inner loop over the lines within them.
8012 Call the context's start_span callback when changing line spans.
8013 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8014 (diagnostic_build_prefix): Break out the building of the location
8015 part of the string into...
8016 (diagnostic_get_location_text): ...this new function, rewriting
8017 it from nested ternary expressions to a sequence of "if"
8019 (default_diagnostic_start_span_fn): New function.
8020 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8021 (diagnostic_context::start_span): New field.
8022 (default_diagnostic_start_span_fn): New prototype.
8024 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8027 * gcc.c (driver::finalize): Fix cleanup of "specs".
8029 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8033 * gcc.c (driver::driver): Initialize m_option_suggestions.
8034 (driver::~driver): Clean up m_option_suggestions.
8035 (suggest_option): Convert to...
8036 (driver::suggest_option): ...this, and split out into
8037 driver::build_option_suggestions and find_closest_string.
8038 (driver::build_option_suggestions): New function, from
8039 first half of suggest_option. Special-case
8040 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8041 the sanitizer_opts array. For options of enum types, add the
8042 various enum values to the candidate strings.
8043 (driver::handle_unrecognized_options): Remove "const".
8044 * gcc.h (driver::handle_unrecognized_options): Likewise.
8045 (driver::build_option_suggestions): New decl.
8046 (driver::suggest_option): New decl.
8047 (driver::m_option_suggestions): New field.
8048 * opts-common.c (add_misspelling_candidates): New function.
8049 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8050 and make non-static.
8051 * opts.h (sanitizer_opts): New array decl.
8052 (add_misspelling_candidates): New function decl.
8053 * spellcheck.c (find_closest_string): New function.
8054 * spellcheck.h (find_closest_string): New function decl.
8056 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8058 PR rtl-optimization/69764
8059 PR rtl-optimization/69771
8060 * optabs.c (expand_binop_directly): For shift_optab_p, force
8061 convert_modes with VOIDmode if xop1 has VOIDmode.
8063 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8066 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8067 to correctly determine instrumentation thunks.
8069 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8072 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8073 type by reference, force lhs on the call.
8076 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8077 Compute retval and retbnd early in all cases if split_part_return_p
8078 and return_bb is not EXIT. Remove all clobber stmts and reset
8079 all debug stmts that refer to SSA_NAMEs defined in split part,
8080 except if it is retval, in that case replace the old retval with the
8081 lhs of the call to the split part.
8083 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8086 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8089 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8090 whose result is used in PHI.
8091 (maybe_optimize_range_tests): Likewise.
8092 (final_range_test_p): Likweise.
8094 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8097 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8098 whose result is used in PHI.
8099 (maybe_optimize_range_tests): Likewise.
8100 (final_range_test_p): Likweise.
8102 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8104 * cgraph.c: Spelling fixes - behaviour -> behavior and
8105 neighbour -> neighbor.
8106 * target.def: Likewise.
8107 * sel-sched.c: Likewise.
8108 * config/mips/mips.c: Likewise.
8109 * config/arc/arc.md: Likewise.
8110 * config/arm/cortex-a57.md: Likewise.
8111 * config/arm/arm.c: Likewise.
8112 * config/arm/neon.md: Likewise.
8113 * config/arm/arm-c.c: Likewise.
8114 * config/vms/vms-c.c: Likewise.
8115 * config/s390/s390.c: Likewise.
8116 * config/i386/znver1.md: Likewise.
8117 * config/i386/i386.c: Likewise.
8118 * config/ia64/hpux-unix2003.h: Likewise.
8119 * config/msp430/msp430.md: Likewise.
8120 * config/rx/rx.c: Likewise.
8121 * config/rx/rx.md: Likewise.
8122 * config/aarch64/aarch64-simd.md: Likewise.
8123 * config/aarch64/aarch64.c: Likewise.
8124 * config/nvptx/nvptx.c: Likewise.
8125 * config/bfin/bfin.c: Likewise.
8126 * config/cris/cris.opt: Likewise.
8127 * config/rs6000/rs6000.c: Likewise.
8128 * target.h: Likewise.
8129 * spellcheck.c: Likewise.
8130 * ira-build.c: Likewise.
8131 * tree-inline.c: Likewise.
8132 * builtins.c: Likewise.
8133 * lra-constraints.c: Likewise.
8134 * explow.c: Likewise.
8135 * hwint.h: Likewise.
8136 * targhooks.c: Likewise.
8137 * tree-vect-data-refs.c: Likewise.
8139 * doc/tm.texi: Likewise.
8140 * doc/extend.texi: Likewise.
8141 * doc/install.texi: Likewise.
8142 * doc/md.texi: Likewise.
8143 * tree-ssa-tail-merge.c: Likewise.
8144 * sched-int.h: Likewise.
8145 * match.pd: Likewise.
8146 * sched-ebb.c: Likewise.
8147 * target.def (omit_struct_return_reg): Likewise.
8148 * gimple-ssa-isolate-paths.c: Likewise.
8149 (find_implicit_erroneous_behaviour): Renamed to...
8150 (find_implicit_erroneous_behavior): ... this.
8151 (find_explicit_erroneous_behaviour): Renamed to...
8152 (find_explicit_erroneous_behavior): ... this.
8153 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8155 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8157 PR rtl-optimization/64682
8158 PR rtl-optimization/69567
8159 PR rtl-optimization/69737
8160 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8161 in I2 as well, just lose it.
8163 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8165 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8167 (aarch64_last_printed_tune_string): Likewise.
8168 (aarch64_declare_function_name): Only output .arch assembler
8169 directive if it will be different from the previously output
8170 directive. Same for .tune comment but only if -dA is set.
8171 (aarch64_start_file): New function.
8172 (TARGET_ASM_FILE_START): Define.
8174 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8177 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8179 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8182 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8183 -Wmaybe-uninitialized warning.
8185 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8188 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8190 2016-02-11 Richard Biener <rguenther@suse.de>
8192 PR rtl-optimization/69291
8193 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8194 subexpressions affected by changing the result.
8196 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8199 * lra-constraints.c (curr_insn_transform): Find in/out operands
8200 for secondary memory moves. Update dups.
8202 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8204 PR tree-optimization/69652
8205 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8206 to nested loop, did source re-formatting, skip debug statements,
8207 add check on statement with volatile operand, remove dead scalar
8210 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8211 Patrick Palka <ppalka@gcc.gnu.org>
8215 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8216 calls if the return type is TREE_ADDRESSABLE.
8217 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8218 * ipa-split.c (split_function): Fix doubled "we" in comment.
8219 Use void return type for the split part even if
8220 !split_point->split_part_set_retval.
8222 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8224 PR tree-optimization/68021
8225 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8226 when computing the value of biv cand by itself.
8228 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8230 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8231 (cortexa57_tunings): Likewise.
8232 (cortexa72_tunings): Likewise.
8233 (arch_macro_fusion_pair_p): Add support for AES fusion.
8234 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8235 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8236 Allow virtual registers before reload so early scheduling works.
8237 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8238 correct latency and pipeline.
8239 (cortex_a57_crypto_complex): Likewise.
8240 (cortex_a57_crypto_xor): Likewise.
8241 (define_bypass): Add AES bypass.
8243 2016-02-10 Richard Biener <rguenther@suse.de>
8245 PR tree-optimization/69726
8246 * passes.def: Add DCE pass before late uninit.
8247 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8248 really fixup if-conversions job.
8250 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8252 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8253 (arm_cortex_a57_tune): Likewise.
8254 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8255 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8257 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8259 * timevar.def (TV_PHASE_DBGINFO): Delete.
8260 (TV_PHASE_CHECK_DBGINFO): Likewise.
8261 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8263 2016-02-10 Richard Biener <rguenther@suse.de>
8265 PR tree-optimization/69719
8266 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8267 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8269 2016-02-09 Andrew Pinski <apinski@cavium.com>
8272 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8273 get_vcond_mask_icode returns false.
8275 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8278 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8279 an ADDIS that adds a pointer to a large constant that sets the
8280 upper16 bits with a load operation.
8282 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8285 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8287 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8289 (vzipq_s16): Likewise.
8290 (vzipq_s32): Likewise.
8291 (vzipq_f32): Likewise.
8292 (vzipq_u8): Likewise.
8293 (vzipq_u16): Likewise.
8294 (vzipq_u32): Likewise.
8295 (vzipq_p8): Likewise.
8296 (vzipq_p16): Likewise.
8298 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8301 * config/arm/arm.c (neon_endian_lane_map): New function.
8302 (neon_vector_pair_endian_lane_map): New function.
8303 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8304 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8306 (vuzpq_s16): Likewise.
8307 (vuzpq_s32): Likewise.
8308 (vuzpq_f32): Likewise.
8309 (vuzpq_u8): Likewise.
8310 (vuzpq_u16): Likewise.
8311 (vuzpq_u32): Likewise.
8312 (vuzpq_p8): Likewise.
8313 (vuzpq_p16): Likewise.
8315 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8318 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8321 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8323 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8324 truncate const_int operand 1 to QImode.
8326 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8328 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8329 corresponding to an abnormal edge.
8331 2016-02-09 Tom de Vries <tom@codesourcery.com>
8333 PR tree-optimization/69599
8334 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8336 (find_func_aliases_for_builtin_call, find_func_clobbers)
8337 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8340 2016-02-09 Richard Biener <rguenther@suse.de>
8342 PR tree-optimization/69715
8343 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8344 LHS on calls as non-rewritable.
8346 2016-02-09 Tom de Vries <tom@codesourcery.com>
8349 * lto-wrapper.c (append_diag_options): New function.
8350 (compile_offload_image): Call append_diag_options.
8352 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8355 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8356 Minor copy-edit to fix verb tenses.
8358 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8360 PR tree-optimization/69209
8361 * ipa-split.c (split_function): If split part is not
8362 returning retval, retval has gimple type but is not
8363 gimple value, force it into a SSA_NAME first.
8365 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8367 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8370 2016-02-08 Jason Merrill <jason@redhat.com>
8373 * convert.c (convert_to_integer_1): Check dofold on truncation
8375 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8376 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8377 Rename from *_nofold.
8378 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8379 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8381 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8384 * tree.c (build_common_tree_nodes): Remove short_double argument.
8385 All callers changed.
8386 * tree.h (build_common_tree_nodes): Adjust declaration.
8387 * doc/invoke.texi (-fshort-double): Remove documentation.
8388 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8389 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8390 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8391 (append_linker_options): Don't handle OPT_fshort_double.
8393 PR rtl-optimization/68730
8394 * lra-remat.c (insn_to_cand_activation): New static variable.
8395 (lra_remat): Allocate and free it.
8396 (create_cand): New arg activation. Initialize a field in
8397 insn_to_cand_activation if it is nonnull.
8398 (create_cands): Pass the activation insn to create_cand when making
8399 a candidate involving an output reload. Reorganize code a little.
8400 (do_remat): Keep track of active status of candidates in a separate
8403 2016-02-08 Richard Biener <rguenther@suse.de>
8405 PR tree-optimization/69719
8406 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8407 Properly use absolute of the difference of the two offsets to
8408 compare or adjust the segment length.
8410 2016-02-08 Richard Biener <rguenther@suse.de>
8411 Jeff Law <law@redhat.com>
8414 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8415 types for anonymous SSA names.
8417 2016-02-08 Richard Biener <rguenther@suse.de>
8419 PR rtl-optimization/69274
8420 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8422 2016-02-08 Jeff Law <law@redhat.com>
8424 PR tree-optimization/65917
8425 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8426 equivalences from if (x == y) style conditionals.
8427 (loop_depth_of_name): Remove.
8428 (record_equality): Remove loop depth check.
8429 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8430 (const_and_copies::record_const_or_copy_raw): New member function.
8431 * tree-ssa-scopedtables.c
8432 (const_and_copies::record_const_or_copy_raw): New, factored out of
8433 (const_and_copies::record_const_or_copy): Call new member function.
8435 2016-02-05 Jeff Law <law@redhat.com>
8437 PR tree-optimization/68541
8438 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8439 (count_stmts_in_block): New function.
8440 (poor_ifcvt_candidate_code): Likewise.
8441 (is_feasible_trace): Add some heuristics to determine when path
8442 splitting is profitable.
8443 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8444 is a diamond with a single exit.
8446 2016-02-05 Martin Sebor <msebor@redhat.com>
8449 * doc/invoke.texi: Update -Wplacement-new to take an optional
8452 2016-02-06 Richard Henderson <rth@redhat.com>
8455 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8456 out of non-standard address spaces.
8458 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8460 PR rtl-optimization/69691
8461 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8463 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8465 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8466 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8467 (*ieee128_mfvsrd_64bit): Likewise.
8468 (*ieee128_mfvsrd_32bit): Likewise.
8470 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8474 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8476 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8477 instrumented_version.
8479 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8481 * doc/invoke.texi (Optimize Options): In table of --param options
8482 rename second occurrence of tracer-min-branch-ratio to
8483 tracer-min-branch-probability, rename
8484 tracer-min-branch-ratio-feedback to
8485 tracer-min-branch-probability-feedback and clarify description,
8486 rename sched-spec-state-edge-prob-cutoff to
8487 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8488 to selsched-insns-to-rename, rename lto-minpartition to
8489 lto-min-partition, delete reorder-blocks-duplicate and
8490 reorder-blocks-duplicate-feedback.
8492 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8494 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8497 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8499 * doc/extend.texi: S/390: Correct some typos.
8501 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8503 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8505 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8508 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8509 (s390_register_info_gprtofpr): Use new macros above.
8510 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8512 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8513 its name. Adjust restore and save gpr ranges.
8514 (s390_register_info_set_ranges): New function.
8515 (s390_register_info): Use new macros above. Call
8516 s390_register_info_set_ranges.
8517 (s390_optimize_register_info): Likewise.
8518 (s390_hard_regno_rename_ok): Use new macros.
8519 (s390_hard_regno_scratch_ok): Likewise.
8520 (s390_emit_epilogue): Likewise.
8521 (s390_can_use_return_insn): Likewise.
8522 (s390_optimize_prologue): Likewise.
8523 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8525 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8528 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8530 (ix86_option_override_internal): Disable TARGET_STV even for
8531 -m{incoming,preferred}-stack-boundary=3.
8533 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8535 * config.gcc: Mark deprecated rtems targets as obsolete.
8537 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8539 PR rtl-optimization/64682
8540 PR rtl-optimization/69567
8541 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8542 before I2 only if the register is both used and set in I2.
8544 2016-02-04 DJ Delorie <dj@redhat.com>
8546 * config/msp430/msp430.c (msp430_start_function): Add function type.
8548 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8551 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8553 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8555 PR rtl-optimization/69577
8557 2015-10-29 Richard Henderson <rth@redhat.com>
8561 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8562 sse check to the exact conditions of PR 67609.
8564 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8567 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8568 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8569 not allowed into the traditional Altivec registers.
8570 (movtd_64bit_nodm): Likewise.
8571 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8573 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8575 * config/aarch64/cortex-a57-fma-steering.c
8576 (aarch64_register_fma_steering): Remove "static" from arguments
8579 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8582 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8585 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8587 * doc/invoke.texi: Delete -mno-fma4.
8589 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8591 PR rtl-optimization/69577
8592 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8593 (find_subregs_of_mode): Update accordingly. Iterate over partial
8596 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8598 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8599 * config/arm/arm.c (neon_reinterpret): Remove.
8600 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8601 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8602 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8603 vreinterpretti): Remove.
8604 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8605 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8606 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8607 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8608 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8609 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8610 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8611 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8612 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8613 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8614 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8615 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8616 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8617 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8618 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8619 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8620 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8621 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8622 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8623 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8624 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8625 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8626 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8627 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8628 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8629 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8630 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8631 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8632 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8633 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8634 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8635 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8636 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8637 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8638 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8639 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8640 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8641 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8642 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8643 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8644 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8645 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8646 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8647 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8648 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8649 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8650 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8651 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8652 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8653 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8654 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8655 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8656 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8657 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8658 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8659 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8660 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8661 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8662 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8663 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8664 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8665 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8666 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8667 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8668 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8669 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8670 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8671 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8672 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8673 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8674 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8675 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8676 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8677 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8678 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8679 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8680 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8681 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8682 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8683 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8684 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8685 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8686 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8687 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8688 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8689 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8690 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8691 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8692 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8693 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8694 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8695 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8696 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8697 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8698 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8699 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8700 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8701 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8702 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8703 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8704 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8705 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8706 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8708 2016-02-04 Martin Liska <mliska@suse.cz>
8711 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8712 that are gimple_store_p.
8713 (maybe_instrument_call): Likewise.
8715 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8717 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8718 register scaling out of memory reference and comment why.
8720 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8724 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8725 folding the source of a SET.
8727 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8731 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8732 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8734 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8738 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8741 2016-02-04 Christian Bruel <christian.bruel@st.com>
8743 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8744 * config/arm/arm.c (arm_set_current_function): Likewise.
8746 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8747 Ilya Enkovich <enkovich.gnu@gmail.com>
8748 H.J. Lu <hongjiu.lu@intel.com>
8751 * config/i386/i386.c (convert_scalars_to_vector): Remove
8752 stack alignment fixes.
8753 (ix86_option_override_internal): Disable TARGET_STV if stack
8754 might not be aligned enough.
8755 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8757 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8759 * gcc/config/i386/x86-tune.def: Disable default prefetching
8762 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8763 Vladimir Makarov <vmakarov@redhat.com>
8766 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8767 in validating fused toc addresses.
8769 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8772 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8773 range->m_caret fields if range->m_show_caret_p is false.
8776 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8777 Force oldval into register if it does not satisfy reg_or_short_operand
8778 predicate. Fix up formatting.
8780 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8781 Alexandre Oliva <aoliva@redhat.com>
8784 * lra-constraints.c (simplify_operand_subreg): Check additionally
8785 address validity after potential reloading.
8786 (process_address_1): Check insns validity. In case of failure do
8789 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8792 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8795 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8797 * wide-int.cc (canonize_uhwi): New function.
8798 (wi::divmod_internal): Use it.
8800 2016-02-02 James Norris <jnorris@codesourcery.com
8802 * gimplify.c (omp_notice_variable): Add usage check.
8804 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8806 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8807 like LE, GE, LT, GT when emitting relational operator.
8809 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8811 * ira-costs.c (find_costs_and_classes): Add extra argument.
8812 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8813 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8814 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8815 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8816 Add best_class parameter, and return it if not ALL_REGS.
8817 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8819 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8822 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8824 * config/aarch64/aarch64.c
8825 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8826 (aarch64_ira_change_pseudo_allocno_class): New function.
8828 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8831 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8833 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8835 * config/avr/avr.c (avr_option_override): Set
8836 PARAM_ALLOW_STORE_DATA_RACES to 1.
8838 2016-02-02 Richard Biener <rguenther@suse.de>
8840 PR tree-optimization/69595
8841 * match.pd: Add range test simplifications to true/false.
8843 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8845 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8846 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8849 2016-02-02 Richard Biener <rguenther@suse.de>
8851 PR tree-optimization/69606
8852 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8853 info on the result before moving a stmt.
8855 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8858 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8859 branch with vector comparison.
8860 * config/i386/sse.md (VI48_AVX): New mode iterator.
8861 (define_expand "cbranch<mode>4): Add support for conditional branch
8862 with vector comparison.
8863 * tree-vect-loop.c (optimize_mask_stores): New function.
8864 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8865 has_mask_store field of vect_info.
8866 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8867 vectorized loops having masked stores after vec_info destroy.
8868 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8869 correspondent macros.
8870 (optimize_mask_stores): Add prototype.
8872 2016-02-02 Alan Modra <amodra@gmail.com>
8875 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8878 2016-02-02 Alan Modra <amodra@gmail.com>
8881 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8882 whenever toc_label_name used.
8883 (rs6000_file_start): Don't set up toc section here,
8884 (rs6000_output_function_epilogue): do so here instead,
8885 (rs6000_xcoff_file_start): and here.
8886 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8887 (load_toc_aix_di): Likewise.
8889 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8891 PR rtl-optimization/69592
8892 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8893 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8894 (num_sign_bit_copies_binary_arith_p): New inline function.
8895 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8897 2016-02-01 Jeff Law <law@redhat.com>
8899 PR tree-optimization/69580
8900 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8901 * tree-ssa-threadbackward.c
8902 (fsm_find_control_statement_thread_paths): Do not try to walk
8903 through large PHI nodes.
8905 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8907 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8908 when count is incremented above limit, don't analyze further
8911 * omp-low.c (oacc_parse_default_dims): Avoid
8912 -Wsign-compare warning, make sure value fits into int
8913 rather than just unsigned int.
8915 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8917 PR tree-optimization/67921
8918 * fold-const.c (split_tree): New parameters. Convert pointer
8919 type variable part to proper type before negating.
8920 (fold_binary_loc): Pass new arguments to split_tree.
8922 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8924 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8925 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8926 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8927 * doc/tm.texti: Rebuilt.
8928 * doc/invoke.texi (fopenacc-dim): Document.
8929 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8930 (append_compiler_options): Likewise.
8931 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8932 (oacc_parse_default_dims): New.
8933 (oacc_validate_dims): Add USED arg. Select non-unity default when
8935 (oacc_loop_fixed_partitions): Return mask of used partitions.
8936 (oacc_loop_auto_partitions): Emit dump info.
8937 (oacc_loop_partition): Return mask of used partitions.
8938 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8939 loop partitioning and validation calls.
8941 2016-02-01 Richard Biener <rguenther@suse.de>
8944 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8946 2016-02-01 Richard Biener <rguenther@suse.de>
8948 PR tree-optimization/69574
8949 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8950 of asserting return chrec_dont_know.
8952 2016-02-01 Martin Liska <mliska@suse.cz>
8954 * mem-stats-traits.h: Add copyright header.
8955 * mem-stats.h: Likewise.
8957 2016-02-01 Richard Biener <rguenther@suse.de>
8959 PR tree-optimization/69579
8960 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8961 Do not propagate through abnormal PHI results.
8963 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8965 * postreload.c (reload_cse_simplify): Remove dead code.
8967 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8969 PR rtl-optimization/69570
8970 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8971 if there is more than one set, not if there is a single set.
8973 2016-02-01 Richard Henderson <rth@redhat.com>
8976 * combine.c (make_compound_operation): When looking through a
8977 subreg, make sure to re-extend to the width of the outer mode.
8979 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8981 PR tree-optimization/69546
8982 * wide-int.cc (wi::divmod_internal): For unsigned division
8983 where both operands fit into uhwi, if o1 is 1 and o0 has
8984 msb set, if divident_prec is larger than bits per hwi,
8985 clear another quotient word and return 2 instead of 1.
8986 Similarly for remainder with msb in HWI set, if dividend_prec
8987 is larger than bits per hwi.
8989 2016-01-29 Martin Jambor <mjambor@suse.cz>
8991 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8992 Use short lowercase names.
8993 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8994 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8995 acq_rel one. Protect warning agains segfaults if
8996 get_memory_order_name returns NULL.
8997 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8998 with release semantics. Do not warn if get_memory_order already did.
8999 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9000 semantics. Fix check for relaxed or acquire semantics. Do not warn
9001 if get_memory_order already did.
9003 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9005 * doc/install.texi: Document that isl-0.16 is supported.
9007 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9010 * config/i386/constraints.md (Bm): Describe as special memory
9012 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9013 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9014 * genpreds.c (struct constraint_data): Add is_special_memory.
9015 (have_special_memory_constraints, special_memory_start): New
9017 (special_memory_end): Ditto.
9018 (add_constraint): Add new arg is_special_memory. Add code to
9019 process its true value. Update have_special_memory_constraints.
9020 (process_define_constraint): Pass the new arg.
9021 (process_define_register_constraint): Ditto.
9022 (choose_enum_order): Process special memory.
9023 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9024 function insn_extra_special_memory_constraint.
9025 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9026 * gensupport.c (process_rtx): Process
9027 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9028 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9029 * ira-lives.c (single_reg_class): Use
9030 insn_extra_special_memory_constraint.
9031 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9032 * lra-constraints.c (process_alt_operands): Ditto.
9033 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9034 * recog.c (asm_operand_ok, preprocess_constraints): Process
9036 * reload.c (find_reloads): Ditto.
9037 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9038 * stmt.c (parse_input_constraint): Use
9039 insn_extra_special_memory_constraint.
9041 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9044 * lra-splill.c (lra_final_code_change): Revert r229087 by
9045 removing all sub-registers.
9047 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9050 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9052 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9055 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9056 SSE1, copy target into the temporary reg first before recursing
9059 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9061 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9064 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9066 * ginclude/stdarg.h: Test __cplusplus instead of
9067 __GXX_EXPERIMENTAL_CXX0X__.
9069 2016-01-29 Richard Biener <rguenther@suse.de>
9071 PR tree-optimization/69547
9072 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9073 Do not mark clobbers necessary.
9074 (mark_all_reaching_defs_necessary_1): Likewise.
9076 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9078 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9079 declaration name with %qs and print it in both error messages.
9080 Also fix indentation.
9082 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9085 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9086 trailing blank line from error message.
9088 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9091 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9094 2016-01-29 Richard Biener <rguenther@suse.de>
9097 * match.pd: Allow all integral types when simplifying a
9098 widening or sign-changing conversion.
9100 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9102 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9103 back to setting codegen_error to fail codegen.
9105 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9108 * config/i386/constraints.md (C): Only accept constant zero operand.
9109 (BC): New constraint.
9110 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9111 instead of C constraint.
9112 * doc/md.texi (Machine Constraints): Update description
9115 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9118 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9120 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9123 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9126 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9128 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9129 branches if using guessed profile.
9131 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9133 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9135 2016-01-28 Richard Henderson <rth@redhat.com>
9138 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9139 * config/aarch64/aarch64-protos.h: Update.
9140 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9141 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9142 (aarch64_get_condition_code_1): Handle CC_Cmode.
9143 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9144 (*add<mode>3_compareC_cconly_imm): New.
9145 (*add<mode>3_compareC_cconly): New.
9146 (*add<mode>3_compareC_imm): New.
9147 (add<mode>3_compareC): New.
9148 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9149 to be first. Use aarch64_carry_operation.
9150 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9151 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9152 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9153 (subti3): Use subdi3_compare1.
9154 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9155 (sub<mode>3_compare1): New.
9156 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9157 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9158 (*subsi3_carryin_uxtw): Likewise.
9159 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9160 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9161 * config/aarch64/iterators.md (DWI): New.
9162 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9163 (aarch64_borrow_operation): New.
9165 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9167 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9168 message when isl does not return a valid schedule.
9170 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9172 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9173 Remove comments from class declarations: they are already in the code
9176 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9178 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9180 (ternary_op_to_tree): Same.
9181 (unary_op_to_tree): Same.
9182 (nary_op_to_tree): Same.
9183 (gcc_expression_from_isl_expr_op): Same.
9184 (gcc_expression_from_isl_expression): Same.
9185 (graphite_create_new_loop): Same.
9186 (graphite_create_new_loop_guard): Same.
9187 (build_iv_mapping): Same.
9188 (graphite_create_new_guard): Same.
9189 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9190 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9192 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9194 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9195 instead of setting codegen_error to fail codegen.
9197 2016-01-28 Jason Merrill <jason@redhat.com>
9199 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9201 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9203 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9204 Remove CONST_INT_P check in CCMP cost calculation.
9206 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9208 * config/aarch64/aarch64.c (generic_vector_cost):
9209 Set vec_permute_cost.
9210 (cortexa57_vector_cost): Likewise.
9211 (exynosm1_vector_cost): Likewise.
9212 (xgene1_vector_cost): Likewise.
9213 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9214 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9215 Add vec_permute_cost entry.
9217 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9219 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9221 (add<mode>3_compare0): Likewise.
9222 (addsi3_compare0_uxtw): Likewise.
9223 (add<mode>3nr_compare0): Likewise.
9224 (compare_neg<mode>): Likewise.
9225 (<optab><mode>3): Likewise.
9227 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9229 * tree-vect-stmts.c (vectorizable_comparison): Add
9230 NULL check for vectype.
9232 2016-01-28 Richard Biener <rguenther@suse.de>
9234 PR tree-optimization/69466
9235 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9236 Account for PHIs we couldn't duplicate.
9238 2016-01-28 Martin Liska <mliska@suse.cz>
9241 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9242 instead of ENABLE_VALGRIND_CHECKING.
9244 2016-01-27 Richard Henderson <rth@redhat.com>
9247 * lra-remat.c (subreg_regs): New.
9248 (dump_candidates_and_remat_bb_data): Dump it.
9249 (operand_to_remat): Reject if operand in subreg_regs.
9250 (set_bb_regs): Collect subreg_regs.
9251 (lra_remat): Init and free subreg_regs. Compute
9252 calculate_local_reg_remat_bb_data before create_cands.
9254 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9257 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9258 change stack_alignment_needed for __tls_get_addr call.
9260 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9262 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9264 2016-01-27 Jeff Law <law@redhat.com>
9266 PR tree-optimization/68398
9267 PR tree-optimization/69196
9268 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9269 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9270 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9271 Only count PHIs in the last block in the path. The others will
9272 const/copy propagate away. Add heuristic to allow more irreducible
9273 subloops to be created when it is likely profitable to do so.
9275 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9276 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9277 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9279 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9282 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9283 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9284 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9285 * tree-streamer-in.c: Include asan.h.
9286 (streamer_get_builtin_tree): For builtins in sanitizer
9287 range call initialize_sanitizer_builtins and retry.
9289 2016-01-27 Ian Lance Taylor <iant@google.com>
9291 * common.opt (fkeep-gc-roots-live): New undocumented option.
9292 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9293 -fkeep-gc-roots-live, skip pointers.
9294 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9297 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9300 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9301 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9303 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9306 * configure.ac: NetBSD provides SSP in its C library.
9307 * configure: Updated.
9309 2016-01-27 Richard Biener <rguenther@suse.de>
9311 PR tree-optimization/69166
9312 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9313 reduction code for commutativity / associativity.
9315 2016-01-27 Martin Jambor <mjambor@suse.cz>
9317 PR tree-optimization/69355
9318 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9319 total_scalarization fails.
9321 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9323 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9326 2016-01-27 Christian Bruel <christian.bruel@st.com>
9329 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9330 Move arm_reset_previous_fndecl and set_target_option_current_node in
9331 the conditional part. Call save_restore_target_globals.
9332 * config/arm/arm.c (arm_set_current_function):
9333 Refactor to better support #pragma target and attribute mix.
9334 Call save_restore_target_globals.
9335 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9337 2016-01-27 Martin Liska <mliska@suse.cz>
9339 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9340 reference for an HSA kernel and its host function.
9342 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9344 PR tree-optimization/69399
9345 * wide-int.h (wi::lrshift): For larger precisions, only
9346 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9348 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9350 * config/arc/predicates.md (proper_comparison_operator): Reject
9351 constant-constant comparison.
9353 2016-01-26 Tom de Vries <tom@codesourcery.com>
9355 PR tree-optimization/69110
9356 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9357 DR_NUM_DIMENSIONS == 0.
9359 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9360 Sebastian Pop <s.pop@samsung.com>
9362 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9363 isl_ast_op_cond and isl_ast_op_select.
9364 (gcc_expression_from_isl_expr_op): Same.
9366 2016-01-26 Jason Merrill <jason@redhat.com>
9369 * tree.c (recompute_constructor_flags): Split out from
9371 (verify_constructor_flags): New.
9372 * tree.h: Declare them.
9374 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9376 PR rtl-optimization/69217
9377 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9378 are no TYPE_FIELDS set for the record type.
9380 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9383 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9384 toc_label_name unconditionally.
9385 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9386 SYMBOL_REF string. Use toc_label_name instead of constructing
9388 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9389 constructing LCTOC1.
9391 2016-01-26 Martin Sebor <msebor@redhat.com>
9394 * doc/extend.texi (Common Type Attributes): Move text that talks about
9395 attribute packed from attribute aligned to the section discussing
9396 the former attribute for clarity.
9398 2016-01-26 Richard Henderson <rth@redhat.com>
9401 * trans-mem.c (tm_region_init): Mark entry block as visited.
9403 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9406 * diagnostic-show-locus.c (layout::print_source_line): Replace
9407 call to pp_newline with call to layout::print_newline.
9408 (layout::print_annotation_line): Likewise.
9409 (layout::move_to_column): Likewise.
9410 (layout::print_any_fixits): After printing any fixits, print a
9411 trailing newline, if necessary.
9412 (layout::print_newline): New method, resetting any colorization
9414 (diagnostic_show_locus): Move the pp_newline to before the
9415 early bailout. Remove dummy block enclosing the layout instance.
9416 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9417 of pp_newline_and_flush with pp_flush.
9418 (diagnostic_append_note): Delete use of pp_newline.
9419 (diagnostic_append_note_at_rich_loc): Delete.
9420 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9421 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9422 when newline characters are added to the buffer.
9424 2016-01-26 Michael Matz <matz@suse.de>
9426 * configure.ac (ac_cv_std_swap_in_utility): New test.
9427 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9428 * configure: Regenerate.
9429 * config.in: Regenerate.
9431 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9433 * config/arc/arc.md (cstoresi4): Force operand into register.
9434 (arcset<code>): Fix predicate.
9435 (arcsetltu): Likewise.
9436 (arcsetgeu): Likewise.
9437 (arcsethi): Likewise.
9438 (arcsetls): Likewise.
9440 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9442 PR tree-optimization/69483
9443 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9444 if base has error_mark_node type.
9446 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9449 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9450 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9452 (vget_lane_f16): Handle big-endian.
9453 (vgetq_lane_f16): Likewise.
9454 (vset_lane_f16): Likewise.
9455 (vsetq_lane_f16): Likewise.
9456 * config/arm/iterators.md (VQXMOV): Add V8HF.
9457 (VDQ): Add V4HF and V8HF.
9458 (V_reg): Handle V4HF and V8HF.
9459 (Is_float_mode): Likewise.
9460 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9461 neon_vdup_nv8hf): New patterns.
9462 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9463 Use VD_LANE iterator.
9464 (neon_vld1_dup<mode>): Use VQ2 iterator.
9466 2016-01-26 Nathan Sidwell <nathan@acm.org>
9468 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9469 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9470 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9471 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9472 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9473 (oacc_validate_dims): Add LEVEL arg, don't return level.
9474 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9476 (execute_oacc_device_lower): Adjust, add more dump output.
9477 * tree-ssa-loop.c (gate_oacc_kernels): Use
9478 oacc_fn_attrib_kernels_p.
9479 * tree-parloops.c (create_parallel_loop): Adjust
9480 set_oacc_fn_attrib call.
9482 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9485 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9486 (append_compiler_options): Handle -fcilkplus.
9487 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9489 2016-01-26 Nick Clifton <nickc@redhat.com>
9492 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9493 been marked as DECL_ONE_ONLY but we do not the means to make it
9494 so, then do not allow it to bind locally.
9496 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9499 * opts.h (parse_sanitizer_options): New prototype.
9500 * opts.c (sanitizer_opts): New array.
9501 (parse_sanitizer_options): New function.
9502 (common_handle_option): Use parse_sanitizer_options.
9504 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9507 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9508 alignment adjustment to ...
9509 (ix86_update_stack_boundary): Here. Don't over-align stack for
9511 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9512 if __tls_get_addr is called.
9514 2016-01-26 Christian Bruel <christian.bruel@st.com>
9516 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9518 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9520 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9522 2016-01-26 Richard Biener <rguenther@suse.de>
9525 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9527 2016-01-26 Richard Biener <rguenther@suse.de>
9529 PR tree-optimization/69452
9530 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9531 (move_computations_dom_walker::before_dom_children): Rename
9533 (move_computations_worker): This.
9534 (move_computations): Perform an RPO rather than a DOM walk.
9536 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9539 * combine.c (combine_instructions): For REG_EQUAL note with
9540 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9541 to the underlying register.
9542 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9543 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9545 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9548 * config/aarch64/aarch64-builtins.c
9549 (aarch64_init_simd_builtin_types): Do not set structural
9550 equality to __Poly{8,16,64,128}_t types.
9552 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9554 PR tree-optimization/69400
9555 * wide-int.cc (wi_pack): Take the precision as argument and
9556 perform canonicalization here rather than in the callers.
9557 Use the main loop to handle all full-width HWIs. Add a
9558 zero HWI if in_len isn't a full result.
9559 (wi::divmod_internal): Update accordingly.
9560 (wi::mul_internal): Likewise. Simplify.
9562 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9563 Sebastian Pop <s.pop@samsung.com>
9565 * graphite-poly.c (apply_poly_transforms): Simplify.
9566 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9567 (print_isl_map): Same.
9568 (print_isl_union_map): Same.
9569 (print_isl_schedule): New.
9570 (debug_isl_schedule): New.
9571 * graphite-dependences.c (scop_get_reads): Do not call
9572 isl_union_map_add_map that is undocumented isl functionality.
9573 (scop_get_must_writes): Same.
9574 (scop_get_may_writes): Same.
9575 (scop_get_original_schedule): Remove.
9576 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9577 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9578 (compute_deps): Remove.
9579 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9580 (debug_schedule_ast): New.
9581 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9582 set_separate_option.
9583 (graphite_regenerate_ast_isl): Add dump.
9584 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9585 from scop->transformed_schedule.
9586 (graphite_regenerate_ast_isl): Add more dump.
9587 * graphite-optimize-isl.c (optimize_isl): Set
9588 scop->transformed_schedule. Check whether schedules are equal.
9589 (apply_poly_transforms): Move here.
9590 * graphite-poly.c (apply_poly_transforms): ... from here.
9591 (free_poly_bb): Static.
9592 (free_scop): Static.
9593 (pbb_number_of_iterations_at_time): Remove.
9594 (print_isl_ast): New.
9595 (debug_isl_ast): New.
9596 (debug_scop_pbb): New.
9597 * graphite-scop-detection.c (print_edge): Move.
9599 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9600 (build_scop_scattering): Remove.
9601 (create_pw_aff_from_tree): Assert instead of bailing out.
9602 (add_condition_to_pbb): Remove unused code, do not fail.
9603 (add_conditions_to_domain): Same.
9604 (add_conditions_to_constraints): Remove.
9605 (build_scop_context): New.
9606 (add_iter_domain_dimension): New.
9607 (build_iteration_domains): Initialize pbb->iterators.
9608 Call add_conditions_to_domain.
9611 (index_outermost_in_loop): New.
9612 (index_pbb_in_loop): New.
9613 (outermost_pbb_in): New.
9614 (add_in_sequence): New.
9615 (add_outer_projection): New.
9616 (outer_projection_mupa): New.
9617 (add_loop_schedule): New.
9618 (build_schedule_pbb): New.
9619 (build_schedule_loop): New.
9620 (embed_in_surrounding_loops): New.
9621 (build_schedule_loop_nest): New.
9622 (build_original_schedule): New.
9623 (build_poly_scop): Call build_original_schedule.
9624 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9625 (free_poly_dr): Remove.
9626 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9627 (free_poly_bb): Remove.
9628 (debug_loop_vec): Remove.
9629 (print_isl_ast): Declare.
9630 (debug_isl_ast): Declare.
9631 (scop_do_interchange): Remove.
9632 (scop_do_strip_mine): Remove.
9633 (scop_do_block): Remove.
9634 (flatten_all_loops): Remove.
9635 (optimize_isl): Remove.
9636 (pbb_number_of_iterations_at_time): Remove.
9637 (debug_scop_pbb): Declare.
9638 (print_schedule_ast): Declare.
9639 (debug_schedule_ast): Declare.
9640 (struct scop): Remove schedule. Add original_schedule,
9641 transformed_schedule.
9642 (free_gimple_poly_bb): Remove.
9643 (print_generated_program): Remove.
9644 (debug_generated_program): Remove.
9645 (unify_scattering_dimensions): Remove.
9646 * sese.c (print_edge): ... here.
9647 (print_sese): ... here.
9648 (debug_edge): ... here.
9649 (debug_sese): ... here.
9650 * sese.h (print_edge): Declare.
9651 (print_sese): Declare.
9652 (dump_edge): Declare.
9653 (dump_sese): Declare.
9655 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9656 Sebastian Pop <s.pop@samsung.com>
9658 * Makefile.in: Set ISLVER in site.exp.
9660 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9662 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9663 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9664 through DECL_VALUE_EXPR for expansion.
9666 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9668 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9669 the frame info after reload completed.
9671 2016-01-25 Jeff Law <law@redhat.com>
9673 PR tree-optimization/69196
9674 PR tree-optimization/68398
9675 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9676 tree-ssa-threadupdate.c.
9677 (determine_bb_domination_status): Prototype
9678 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9679 (determine_bb_domination_status): No longer static.
9680 (valid_jump_thread_path): Remove code to detect characteristics
9681 of the jump thread path not associated with correctness.
9682 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9683 Correct test for thread path length. Count PHIs for real operands as
9684 statements that need to be copied. Do not count ASSERT_EXPRs.
9685 Look at all the blocks in the thread path. Compute and selectively
9686 filter thread paths based on threading through the latch, threading
9687 a multiway branch or crossing a multiway branch.
9689 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9691 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9692 decl with __attribute__ ((unused)) annotation.
9694 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9697 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9698 of operands is compatible with a statement vectype.
9700 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9702 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9703 improve wording for mixed storage order support.
9705 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9707 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9708 (vcvt_u64_f64): Likewise.
9709 (vcvta_s64_f64): Likewise.
9710 (vcvta_u64_f64): Likewise.
9711 (vcvtm_s64_f64): Likewise.
9712 (vcvtm_u64_f64): Likewise.
9713 (vcvtn_s64_f64): Likewise.
9714 (vcvtn_u64_f64): Likewise.
9715 (vcvtp_s64_f64): Likewise.
9716 (vcvtp_u64_f64): Likewise.
9718 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9720 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9721 (arc_init): Check validity mll64 option.
9722 (arc_save_restore): Use double load/store instruction.
9723 (arc_expand_movmem): Likewise.
9724 (arc_split_move): Don't split if we have double load/store
9725 instructions. Returns a boolean.
9726 (arc_process_double_reg_moves): Change function to return boolean
9727 instead of a sequence of instructions.
9728 (arc_dwarf_register_span): New function.
9729 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9730 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9731 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9732 (*movdf_insn): Likewise.
9733 * config/arc/arc.opt (mll64): New option.
9734 * config/arc/predicates.md (even_register_operand): New predicate.
9735 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9737 2016-01-25 Richard Biener <rguenther@suse.de>
9740 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9741 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9743 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9745 2016-01-25 Richard Biener <rguenther@suse.de>
9747 PR tree-optimization/69376
9748 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9750 (VN_INFO_ANTI_RANGE_P): New inline.
9751 (VN_INFO_RANGE_TYPE): Likewise.
9752 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9753 SSA_NAME_ANTI_RANGE_P.
9754 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9755 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9756 Properly query VN_INFO_RANGE_TYPE.
9758 2016-01-25 Nick Clifton <nickc@redhat.com>
9761 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9763 2016-01-23 Tom de Vries <tom@codesourcery.com>
9765 PR tree-optimization/69426
9766 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9769 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9771 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9772 "the the" with "the" in the comments.
9773 * ipa-devirt.c (build_type_inheritance_graph,
9774 update_type_inheritance_graph): Likewise.
9775 * tree.c (build_function_type_list_1): Likewise.
9776 * cfgloopmanip.c (scale_loop_profile): Likewise.
9777 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9778 * gimple-ssa-split-paths.c
9779 (find_block_to_duplicate_for_splitting_paths): Likewise.
9780 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9781 * expr.c (convert_move): Likewise.
9782 * var-tracking.c (vt_stack_adjustments): Likewise.
9783 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9784 * tree-vrp.c (test_for_singularity): Likewise.
9786 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9787 directly instead of building a temporary tree.
9790 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9791 remove <algorithm> include.
9793 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9796 * config/i386/i386.c: Include dojump.h.
9797 (expand_small_movmem_or_setmem,
9798 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9800 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9801 if dynamic_check != -1.
9803 2016-01-21 Jeff Law <law@redhat.com>
9806 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9807 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9808 into dominated_by_p.
9809 (cprop_into_successor_phis): Avoid unnecessary tests.
9811 2016-01-22 Richard Henderson <rth@redhat.com>
9814 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9815 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9817 2016-01-22 Michael Matz <matz@suse.de>
9819 * system.h (string, algorithm): Include only conditionally.
9820 (new): Include always under C++.
9821 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9822 * final.c (toplevel): Ditto.
9823 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9824 * genconditions.c (write_header): Make gencondmd.c define
9826 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9828 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9829 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9831 2016-01-22 Christian Bruel <christian.bruel@st.com>
9834 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9836 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9839 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9840 define_insn_and_split. Ensure operands[1] and operands[0] do not
9841 get assigned the same register.
9843 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9845 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9847 2016-01-22 Christian Bruel <christian.bruel@st.com>
9849 * config/arm/arm-c.c (arm_pragma_target_parse):
9850 Remove warn_builtin_macro_redefined overwrite.
9852 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9854 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9855 flag_non_call_exceptions compatibility.
9857 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9860 * dwarf2out.c (add_child_die_after): New function.
9861 (dwarf_qual_info_t): New type.
9862 (dwarf_qual_info): New variable.
9863 (qualified_die_p): New function.
9864 (modified_type_die): For -fdebug-types-section, ensure
9865 canonical order of qualifiers. Put qualified DIEs adjacent
9866 to the corresponding non-qualified type DIE and search there
9867 for existing qualified DIEs.
9869 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9871 * doc/extend.texi (scalar_storage_order type attribute): Document
9872 restriction on type punning and aliasing, and remove future tense.
9874 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9877 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9880 2016-01-21 Jeff Law <law@redhat.com>
9883 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9884 useless call to record_temporary_equivalences.
9885 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9886 allocate 10 slots in the bb_path vector and let it grow as needed.
9887 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9890 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9892 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9894 * configure: Regenerate.
9896 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9898 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9899 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9901 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9904 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9905 drop EXPAND_INITIALIZER.
9906 * rtl.h (contains_symbolic_reference_p): Declare.
9907 * rtlanal.c (contains_symbolic_reference_p): New function.
9908 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9909 a subtraction into a NOT if symbolic constants are involved.
9911 2016-01-21 Anton Blanchard <anton@samba.org>
9912 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9915 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9917 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9920 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9922 * config/microblaze/microblaze.c
9923 (get_branch_target): New.
9924 (insert_wic_for_ilb_runout): New.
9926 (microblaze_machine_dependent_reorg): New.
9927 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9928 * config/microblaze/microblaze.md
9929 (UNSPEC_IPREFETCH): Define.
9930 (iprefetch): New pattern
9931 * config/microblaze/microblaze.opt
9932 (mxl-prefetch): New flag.
9934 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9936 * config/microblaze/microblaze.h
9937 (FIXED_REGISTERS): Update in macro.
9938 (CALL_USED_REGISTERS): Update in macro.
9940 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9942 PR rtl-optimization/68920
9943 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9946 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9948 PR rtl-optimization/68990
9949 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9950 pseudo instead of inheritance ones.
9952 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9953 Nick Clifton <nickc@redhat.com>
9957 * config/mips/mips.c (mips_compute_frame_info): Initialise
9958 args_size and hard_frame_pointer_offset fields of the frame
9959 structure before calling mips_global_pointer.
9961 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9963 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9965 * configure: Regenerate.
9967 2016-01-21 Richard Biener <rguenther@suse.de>
9969 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9971 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9973 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9974 to actually emit the .size directive.
9976 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9977 Jakub Jelinek <jakub@redhat.com>
9981 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9982 args array size by one to avoid buffer overflow.
9984 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9986 * config/s390/s390.md (pool_section_start): Use switch_to_section
9987 to select proper read-only data section instead of hardcoding
9989 (pool_section_end): Use switch_to_section to match the above.
9991 2016-01-21 Richard Biener <rguenther@suse.de>
9993 PR tree-optimization/69378
9994 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9995 (set_ssa_val_to): Use it for dominance checks taking into
9996 account not executable edges.
9998 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10001 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10002 for bitsize instead of GET_MODE_PRECISION (mode).
10004 2016-01-20 Martin Sebor <msebor@redhat.com>
10007 * extend.texi (__sync Builtins): Clarify the semantics of
10008 __sync_fetch_and_OP built-ins on pointers.
10009 (__atomic Builtins): Same.
10011 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10012 Sebastian Pop <s.pop@samsung.com>
10014 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10015 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10016 (is_valid_rename): Same.
10017 (translate_isl_ast_to_gimple::get_rename): Same.
10018 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10019 (translate_isl_ast_to_gimple::rename_uses): Same.
10020 (get_new_name): Check for close_phi nodes.
10021 (copy_loop_phi_args): Use phi_node_kind.
10022 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10023 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10025 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10026 Sebastian Pop <s.pop@samsung.com>
10028 Revert commit r229783.
10029 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10030 Remove use of parameter_rename_map.
10031 (copy_def): Remove.
10032 (copy_internal_parameters): Remove.
10033 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10034 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10035 (free_sese_info): Do not free parameter_rename_map.
10036 (set_rename): Do not use parameter_rename_map.
10037 (rename_uses): Update call to set_rename.
10038 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10039 * sese.h (parameter_rename_map_t): Remove.
10040 (struct sese_info_t): Remove field parameter_rename_map.
10042 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10043 Sebastian Pop <s.pop@samsung.com>
10045 * graphite-isl-ast-to-gimple.c: Fix comment.
10046 * graphite-scop-detection.c (defined_in_loop_p): New.
10047 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10048 names defined in loop.
10050 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10051 Sebastian Pop <s.pop@samsung.com>
10053 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10054 Discard unstructured if-then-else regions.
10056 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10057 Sebastian Pop <s.pop@samsung.com>
10059 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10060 (cleanup_loop_iter_dom): Remove.
10061 (build_loop_iteration_domains): Remove.
10062 (build_scop_context): Remove.
10063 (build_scop_iteration_domain): Remove.
10064 (add_loop_constraints): New.
10065 (build_iteration_domains): New.
10066 (build_poly_scop): Call build_iteration_domains.
10068 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10069 Sebastian Pop <s.pop@samsung.com>
10071 * graphite-scop-detection.c
10072 (scop_detection::harmful_loop_in_region): Free dom and loops.
10073 (scop_detection::loop_body_is_valid_scop): Free bbs.
10075 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10076 Sebastian Pop <s.pop@samsung.com>
10078 * graphite-scop-detection.c (record_loop_in_sese): New.
10079 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10080 (build_scops): Remove call to build_sese_loop_nests.
10081 * sese.c (sese_record_loop): Remove.
10082 (build_sese_loop_nests): Remove.
10083 (new_sese_info): Remove region->loops.
10084 (free_sese_info): Same.
10085 * sese.h (sese_contains_loop): Same.
10086 (build_sese_loop_nests): Remove.
10087 (sese_contains_loop): Remove.
10089 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10090 Sebastian Pop <s.pop@samsung.com>
10092 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10093 loop_is_valid_in_scop.
10094 (scop_detection::harmful_stmt_in_region): Renamed
10095 harmful_loop_in_region.
10096 Call loop_is_valid_in_scop.
10098 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10099 Sebastian Pop <s.pop@samsung.com>
10101 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10104 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10105 Sebastian Pop <s.pop@samsung.com>
10107 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10108 * graphite.h (struct poly_bb): Remove field is_reduction.
10109 (PBB_IS_REDUCTION): Remove.
10111 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10112 Sebastian Pop <s.pop@samsung.com>
10114 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10115 (add_pdr_constraints): Same.
10116 (scop_get_reads): Same.
10117 (scop_get_must_writes): Same.
10118 (scop_get_may_writes): Same.
10119 (scop_get_original_schedule): Same.
10120 (extend_schedule): Same.
10121 (apply_schedule_on_deps): Same.
10122 (carries_deps): Same.
10123 (compute_deps): Same.
10124 (scop_get_dependences): Same.
10125 * graphite-isl-ast-to-gimple.c
10126 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10127 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10128 (get_schedule_for_band_list): Same.
10129 (get_schedule_map): Same.
10130 (apply_schedule_map_to_scop): Same.
10131 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10132 (build_loop_iteration_domains): Same.
10133 (add_condition_to_pbb): Same.
10134 (add_param_constraints): Same.
10135 (pdr_add_memory_accesses): Same.
10136 (pdr_add_data_dimensions): Same.
10138 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10140 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10143 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10145 * common.opt (feliminate-dwarf2-dups): Replace references to
10146 "DWARF 2" with just "DWARF".
10147 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10148 * doc/extend.texi: Likewise.
10149 * doc/cpp.texi: Likewise.
10150 * doc/invoke.texi: Likewise.
10151 (Option Summary): Add -gdwarf to list of Debugging Options.
10152 (Debugging Options): Document -gdwarf.
10153 * doc/contrib.texi: Spell "DWARF" like that.
10155 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10157 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10158 warning. Fix up formatting.
10160 PR middle-end/67653
10161 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10162 attempt to mark memory input operand addressable and
10163 call prepare_gimple_addressable in that case. Don't adjust
10164 input_location for diagnostics, use error_at instead.
10166 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10168 * config/rs6000/ppc-auxv.h: New file.
10169 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10170 (cpu_is): Likewise.
10171 (cpu_supports): Likewise.
10172 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10173 (cpu_is_info): New variable.
10174 (cpu_supports_info): Likewise.
10175 (tcb_verification_symbol): Likewise.
10176 (cpu_builtin_p): Likewise.
10177 (cpu_expand_builtin): New function.
10178 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10179 (rs6000_init_builtins): Likewise.
10180 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10181 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10182 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10183 * configure: Regenerate.
10184 * config.in: Likewise.
10185 * doc/extend.texi (PowerPC Built-in Functions): Document
10186 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10188 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10191 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10193 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10196 2016-01-20 Richard Henderson <rth@redhat.com>
10202 * tree.c (tm_define_builtin): New.
10203 (find_tm_vector_type): New.
10204 (build_tm_vector_builtins): New.
10205 (build_common_builtin_nodes): Call it.
10207 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10209 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10210 (arm_fp_ok): Likewise.
10211 (arm_fp): Likewise.
10212 (arm_crypto): Likewise.
10214 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10215 Richard Biener <rguenther@suse.de>
10217 PR tree-optimization/69328
10218 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10219 vectors have same number of elements.
10220 (vectorizable_condition): Fix masked version recognition.
10222 2016-01-20 Richard Biener <rguenther@suse.de>
10224 PR tree-optimization/69345
10225 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10226 (VN_INFO_PTR_INFO): Likewise.
10227 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10228 info when it is equal between non-dominating SSA names.
10229 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10230 Make sure to look at original SSA infos.
10232 2016-01-20 Jeff Law <law@redhat.com>
10235 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10237 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10238 (pc_or_label_operand): New predicate.
10239 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10240 tests for small integers that are 2^n - 1.
10242 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10244 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10246 2016-01-19 Jeff Law <law@redhat.com>
10248 PR middle-end/69347
10249 * tree-ssa-threadbackwards.c
10250 (fsm_find_control_statement_thread_paths): Do not try to lookup
10251 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10253 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10255 * doc/lto.texi: Remove text that says only Gold has linker plugin
10258 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10260 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10261 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10262 the DIE accordingly.
10263 (modified_type_die): Add REVERSE parameter and pass it recursively,
10264 as well as to base_type_die. Adjust presence check accordingly.
10265 (base_type_for_mode): Adjust call to modified_type_die.
10266 (add_type_attribute): Add REVERSE parameter and pass it to
10268 (generic_parameter_die): Adjust call to add_type_attribute.
10269 (add_scalar_info): Likewise.
10270 (add_subscript_info): Likewise.
10271 (gen_array_type_die): Likewise.
10272 (gen_descr_array_type_die): Likewise.
10273 (gen_entry_point_die): Likewise.
10274 (gen_enumeration_type_die): Likewise.
10275 (gen_formal_parameter_die): Likewise.
10276 (gen_subprogram_die): Likewise.
10277 (gen_variable_die ): Likewise.
10278 (gen_const_die): Likewise.
10279 (gen_field_die): Likewise.
10280 (gen_pointer_type_die): Likewise.
10281 (gen_reference_type_die): Likewise.
10282 (gen_ptr_to_mbr_type_die): Likewise.
10283 (gen_inheritance_die): Likewise.
10284 (gen_subroutine_type_die): Likewise.
10285 (gen_typedef_die): Likewise.
10286 (force_type_die): Adjust call to modified_type_die.
10288 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10290 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10291 flow throughout the file. Fix broken link to Objective-C 2.0
10293 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10296 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10298 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10300 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10303 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10304 (maybe_record_node): Record cxa_pure_virtual as the only possible
10305 target if there are not ohter candidates.
10306 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10308 2016-01-19 Richard Biener <rguenther@suse.de>
10310 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10311 (get_memory_order): Likewise.
10313 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10315 * tree-vect-stmts.c (vectorizable_store): Check
10318 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10321 * gcc.c (driver::decode_argv): Add call to
10322 init_opts_obstack before init_options_struct.
10323 * opts.c (init_opts_obstack): Remove idempotency.
10324 (init_options_struct): Replace call to init_opts_obstack
10325 with a gcc_assert to verify that it has already been called.
10326 * toplev.c (toplev::main): Add call to init_opts_obstack before
10327 calls to init_options_struct.
10328 (toplev::finalize): Move cleanup of opts_obstack next to
10329 cleanup of save_decoded_options, clearing the latter, and
10330 save_decoded_options_count.
10332 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10335 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10336 attribute to unconditional. Remove %? from output template.
10338 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10339 Jiong Wang <jiong.wang@arm.com>
10341 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10342 generated from different expand order.
10344 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10346 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10347 Add support for CCMP costing.
10349 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10351 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10352 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10353 (fccmpe<mode>): Likewise.
10354 (fcmp): Rename to fcmp and globalize pattern.
10356 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10357 (aarch64_gen_ccmp_next): Add FP support.
10359 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10361 * target.def (gen_ccmp_first): Update documentation.
10362 (gen_ccmp_next): Likewise.
10363 * doc/tm.texi (gen_ccmp_first): Update documentation.
10364 (gen_ccmp_next): Likewise.
10365 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10366 expand_ccmp_expr_1. Improve comments.
10367 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10368 (ccmp_ior<mode>): Remove pattern.
10369 (cmp<mode>): Remove expand.
10370 (cmp): Globalize pattern.
10371 (cstorecc4): Use cc_register.
10372 (mov<mode>cc): Remove ccmp_cc_register check.
10373 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10374 Simplify after removal of CC_DNE/* modes.
10375 (aarch64_ccmp_mode_to_code): Remove.
10376 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10377 In 'k' case use integer as condition.
10378 (aarch64_nzcv_codes): Remove inverted cases.
10379 (aarch64_code_to_ccmode): Remove.
10380 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10381 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10382 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10383 pattern. Return the comparison with CC register. Invert conditions
10384 when bitcode is OR.
10385 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10386 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10388 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10390 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10391 instrumented_version.
10393 2016-01-19 Richard Biener <rguenther@suse.de>
10395 PR tree-optimization/69336
10396 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10397 handled components with get_ref_base_and_extent.
10398 (equal_mem_array_ref_p): Adjust.
10400 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10403 * shrink-wrap.c: Include valtrack.h.
10404 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10405 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10406 in between insn and where it will be moved to. Call
10407 dead_debug_insert_temp.
10408 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10409 first and dead_debug_local_finish at the end.
10410 For uses and defs bitmap, handle all regs in between REGNO and
10411 END_REGNO, not just the first one.
10413 2016-01-19 Richard Biener <rguenther@suse.de>
10415 PR tree-optimization/69352
10416 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10417 (equal_mem_array_ref_p): Constrain size and max size properly.
10418 Compare the reverse flag.
10420 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10422 * ira.c (ira): Update regstat data if we deleted insns.
10424 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10426 PR rtl-optimization/68955
10427 PR rtl-optimization/64557
10428 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10429 here. Fix up formatting.
10430 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10432 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10435 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10436 assume that the node has body.
10437 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10440 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10442 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10445 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10447 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10448 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10450 2016-01-19 Martin Jambor <mjambor@suse.cz>
10451 Martin Liska <mliska@suse.cz>
10452 Michael Matz <matz@suse.de>
10454 * Makefile.in (OBJS): Add new source files.
10455 (GTFILES): Add hsa.c.
10456 * common.opt (disable_hsa): New variable.
10457 (-Whsa): New warning.
10458 * config.in (ENABLE_HSA): New.
10459 * configure.ac: Treat hsa differently from other accelerators.
10460 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10461 $enable_offloading.
10462 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10463 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10464 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10465 --with-hsa-kmt-lib.
10466 * doc/invoke.texi (-Whsa): Document.
10467 (hsa-gen-debug-stores): Likewise.
10468 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10469 to invoke offload compiler for hsa acclerator.
10470 * opts.c (common_handle_option): Determine whether HSA offloading
10471 should be performed.
10472 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10473 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10474 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10475 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10476 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10477 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10478 GF_OMP_FOR_KIND_GRID_LOOP.
10479 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10480 (pp_gimple_stmt_1): Likewise.
10481 * gimple-walk.c (walk_gimple_stmt): Likewise.
10482 * gimple.c (gimple_build_omp_grid_body): New function.
10483 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10484 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10485 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10486 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10487 GF_OMP_TEAMS_GRID_PHONY.
10488 (gimple_statement_omp_single_layout): Updated comments.
10489 (gimple_build_omp_grid_body): New function.
10490 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10491 (gimple_omp_for_grid_phony): New function.
10492 (gimple_omp_for_set_grid_phony): Likewise.
10493 (gimple_omp_parallel_grid_phony): Likewise.
10494 (gimple_omp_parallel_set_grid_phony): Likewise.
10495 (gimple_omp_teams_grid_phony): Likewise.
10496 (gimple_omp_teams_set_grid_phony): Likewise.
10497 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10498 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10499 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10500 (BUILT_IN_GOMP_TARGET): Updated type.
10501 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10502 (adjust_for_condition): New function.
10503 (get_omp_for_step_from_incr): Likewise.
10504 (extract_omp_for_data): Moved parts to adjust_for_condition and
10505 get_omp_for_step_from_incr.
10506 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10507 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10508 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10509 (scan_omp_parallel): Do not create child functions for phony
10511 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10512 (scan_omp_1_op): Checking assert we are not remapping to
10513 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10514 (parallel_needs_hsa_kernel_p): New function.
10515 (expand_parallel_call): Register apprpriate parallel child
10516 functions as HSA kernels.
10517 (grid_launch_attributes_trees): New type.
10518 (grid_attr_trees): New variable.
10519 (grid_create_kernel_launch_attr_types): New function.
10520 (grid_insert_store_range_dim): Likewise.
10521 (grid_get_kernel_launch_attributes): Likewise.
10522 (get_target_argument_identifier_1): Likewise.
10523 (get_target_argument_identifier): Likewise.
10524 (get_target_argument_value): Likewise.
10525 (push_target_argument_according_to_value): Likewise.
10526 (get_target_arguments): Likewise.
10527 (expand_omp_target): Call get_target_arguments instead of looking
10528 up for teams and thread limit.
10529 (grid_expand_omp_for_loop): New function.
10530 (grid_arg_decl_map): New type.
10531 (grid_remap_kernel_arg_accesses): New function.
10532 (grid_expand_target_kernel_body): New function.
10533 (expand_omp): Call it.
10534 (lower_omp_for): Do not emit phony constructs.
10535 (lower_omp_taskreg): Do not emit phony constructs but create for them
10536 a temporary variable receiver_decl.
10537 (lower_omp_taskreg): Do not emit phony constructs.
10538 (lower_omp_teams): Likewise.
10539 (lower_omp_grid_body): New function.
10540 (lower_omp_1): Call it.
10541 (grid_reg_assignment_to_local_var_p): New function.
10542 (grid_seq_only_contains_local_assignments): Likewise.
10543 (grid_find_single_omp_among_assignments_1): Likewise.
10544 (grid_find_single_omp_among_assignments): Likewise.
10545 (grid_find_ungridifiable_statement): Likewise.
10546 (grid_target_follows_gridifiable_pattern): Likewise.
10547 (grid_remap_prebody_decls): Likewise.
10548 (grid_copy_leading_local_assignments): Likewise.
10549 (grid_process_kernel_body_copy): Likewise.
10550 (grid_attempt_target_gridification): Likewise.
10551 (grid_gridify_all_targets_stmt): Likewise.
10552 (grid_gridify_all_targets): Likewise.
10553 (execute_lower_omp): Call grid_gridify_all_targets.
10554 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10555 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10556 (tree_omp_clause): Added union field dimension.
10557 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10558 * tree.c (omp_clause_num_ops): Added number of arguments of
10559 OMP_CLAUSE__GRIDDIM_.
10560 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10561 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10562 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10563 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10564 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10565 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10566 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10567 * tree-pass.h (make_pass_gen_hsail): Declare.
10568 (make_pass_ipa_hsa): Likewise.
10569 * ipa-hsa.c: New file.
10570 * lto-section-in.c (lto_section_name): Add hsa section name.
10571 * lto-streamer.h (lto_section_type): Add hsa section.
10572 * timevar.def (TV_IPA_HSA): New.
10573 * hsa-brig-format.h: New file.
10574 * hsa-brig.c: New file.
10575 * hsa-dump.c: Likewise.
10576 * hsa-gen.c: Likewise.
10579 * toplev.c (compile_file): Call hsa_output_brig.
10580 * hsa-regalloc.c: New file.
10582 2016-01-18 Jeff Law <law@redhat.com>
10584 PR tree-optimization/69320
10585 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10586 ranged object, do nothing if the RHS constant is not [0..1].
10587 (optimize_stmt): Comparing a boolean ranged object against a
10588 constant outside [0..1] results in a compile-time constant.
10590 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10593 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10595 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10596 (Option Summary): Update to reflect new section and moved options.
10597 (C++ Dialect Options): Move -fstats to new section.
10598 (Debugging Options): Move all dump, statistics, and other GCC
10599 developer options to new section. Rewrite section introduction
10600 and re-order remaining options to put the more basic ones first.
10601 (Optimization Options): Move -fira-verbose and -flto-report* to
10603 (Developer Options): New section incorporating moved options.
10604 * doc/cppopts.texi (-dM): Update cross-reference.
10606 2016-01-18 Richard Henderson <rth@redhat.com>
10609 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10610 operands to pseudo only if CSE is expected. Split long immediate
10611 operands only after reload, and for the stack pointer.
10612 (*add<GPI>3_pluslong): Remove.
10613 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10614 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10615 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10616 (*add<GPI>3 peepholes): New.
10617 (*add<GPI>3 splitters): New.
10618 * config/aarch64/constraints.md (Upl): New.
10619 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10621 2016-01-18 Richard Biener <rguenther@suse.de>
10623 PR tree-optimization/69297
10624 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10626 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10628 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10630 PR middle-end/68542
10631 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10632 of mixind vector and scalar types.
10633 (fold_relational_const): Add handling of vector
10634 comparison with boolean result.
10635 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10636 comparison of vector operands with boolean result for EQ/NE only.
10637 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10638 (verify_gimple_cond): Likewise.
10639 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10642 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10644 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10647 2016-01-18 Richard Biener <rguenther@suse.de>
10649 PR middle-end/69308
10650 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10652 2016-01-18 Tom de Vries <tom@codesourcery.com>
10654 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10656 2016-01-18 Tom de Vries <tom@codesourcery.com>
10658 * omp-low.c (set_oacc_fn_attrib): Make extern.
10659 * omp-low.h (set_oacc_fn_attrib): Declare.
10660 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10661 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10662 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10663 Add and handle function parameter oacc_kernels_p.
10664 (find_reduc_addr, get_omp_data_i_param): New function.
10665 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10666 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10667 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10668 Calculate dominance info. Skip loops that are not in a kernels region
10669 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10670 (pass_parallelize_loops::execute): Call parallelize_loops with
10671 oacc_kernels_p argument.
10672 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10673 New member function.
10674 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10675 * passes.def: Add argument to pass_parallelize_loops instantation.
10677 2016-01-18 Tom de Vries <tom@codesourcery.com>
10679 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10680 pass_parallelize_loops to be run outside the loop pipeline.
10682 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10684 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10685 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10687 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10690 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10691 using get_ref_base_and_extent.
10692 (equal_mem_array_ref_p): New.
10693 (hashable_expr_equal_p): Add call to previous.
10695 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10698 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10699 (sra_initialize): Allocate disqualified_constants.
10700 (sra_deinitialize): Free disqualified_constants.
10701 (disqualify_candidate): Update disqualified_constants when appropriate.
10702 (create_access): Scan for constant-pool entries as we go along.
10703 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10704 (maybe_add_sra_candidate): Allow constant-pool entries.
10705 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10706 (initialize_constant_pool_replacements): New.
10707 (sra_modify_assign): Avoid mangling assignments created by previous,
10708 and don't generate writes into constant pool.
10709 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10711 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10713 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10714 andnot instruction.
10715 (scalar_chain::convert_op): Likewise.
10716 * config/i386/i386.md (*andndi3_doubleword): New.
10718 2016-01-18 Richard Biener <rguenther@suse.de>
10720 PR tree-optimization/69170
10721 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10722 building a vector from scalar results of a pattern stmt.
10724 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10726 * haifa-sched.c (autopref_multipass_init): Work around
10727 -Wmaybe-uninitialized warning.
10729 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10731 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10732 against the constant 0.
10734 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10736 PR tree-optimization/68799
10737 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10738 look up phi candidates in the statement-candidate map.
10739 (phi_add_costs): Likewise.
10740 (record_phi_increments): Likewise.
10741 (phi_incr_cost): Likewise.
10742 (ncd_with_phi): Likewise.
10743 (all_phi_incrs_profitable): Likewise.
10745 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10747 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10748 -Wmaybe-uninitialized warning.
10750 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10752 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10753 (Option Summary): Update to reflect new section and moved options.
10754 (C++ Dialect Options): Move -fvtable-verify and related options.
10755 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10756 and profiling-related options.
10757 (Optimization Options): Move profile generation options and
10758 -fstack-protector and related options.
10759 (Instrumentation Options): New section incorporating moved options.
10760 (Code Generation Options): Move -finstrument-functions and
10761 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10763 2016-01-16 Tom de Vries <tom@codesourcery.com>
10765 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10767 2016-01-16 Tom de Vries <tom@codesourcery.com>
10769 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10771 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10773 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10774 that checks whether the table is already empty. Rename the
10775 original implementation to...
10776 (hash_table::empty_slot): ...this new private function.
10778 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10780 PR diagnostic/68899
10781 * diagnostic-show-locus.c (layout::print_source_line): Move x
10782 offset of line until after call to
10783 get_line_width_without_trailing_whitespace.
10785 2016-01-15 Jeff Law <law@redhat.com>
10787 PR tree-optimization/69270
10788 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10789 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10790 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10791 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10792 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10793 ssa_name_has_boolean_range and constant_boolean_node.
10795 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10797 PR rtl-optimization/69030
10798 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10800 (spill_pseudos): Delete debug insn for dead pseudo.
10801 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10803 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10805 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10807 (TYPES_UNOPUS): Likewise.
10808 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10809 builtin type, from UNOP to UNOPUS.
10810 (lbtruncuv4sf): Likewise.
10811 (lbtruncuv2df): Likewise.
10812 (lrounduv2sf): Likewise.
10813 (lrounduv4sf): Likewise.
10814 (lrounduv2df): Likewise.
10815 (lroundusf): Likewise.
10816 (lroundusf): Likewise.
10817 (lceiluv2sf): Likewise.
10818 (lceiluv4sf): Likewise.
10819 (lceiluv2df): Likewise.
10820 (lceilusf): Likewise.
10821 (lceiludf): Likewise.
10822 (lflooruv2sf): Likewise.
10823 (lflooruv4sf): Likewise.
10824 (lflooruv2df): Likewise.
10825 (lfloorusf): Likewise.
10826 (lfloorudf): Likewise.
10827 (lfrintnuv2sf): Likewise.
10828 (lfrintnuv4sf): Likewise.
10829 (lfrintnuv2df): Likewise.
10830 (lfrintnusf): Likewise.
10831 (lfrintnudf): Likewise.
10832 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10834 (vcvtq_u32_f32): Likewise.
10835 (vcvtq_u64_f64): Likewise.
10836 (vcvta_u32_f32): Likewise.
10837 (vcvtaq_u32_f32): Likewise.
10838 (vcvtaq_u64_f64): Likewise.
10839 (vcvtm_u32_f32): Likewise.
10840 (vcvtmq_u32_f32): Likewise.
10841 (vcvtmq_u64_f64): Likewise.
10842 (vcvtn_u32_f32): Likwise.
10843 (vcvtnq_u32_f32): Likewise.
10844 (vcvtnq_u64_f64): Likewise.
10845 (vcvtp_u32_f32): Likewise.
10846 (vcvtpq_u32_f32): Likewise.
10847 (vcvtpq_u64_f64): Likewise.
10848 (vcvtmd_u64_f64): Likewise.
10849 (vcvtms_u32_f32): Likewise.
10850 (vcvtad_u64_f64): Likewise.
10851 (vcvtas_u32_f32): Likewise.
10852 (vcvtnd_u64_f64): Likewise.
10853 (vcvtns_u32_f32): Likewise.
10854 (vcvtpd_u64_f64): Likewise.
10855 (vcvtps_u32_f32): Likewise.
10857 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10859 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10860 CSEL of zero_extended registers.
10862 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10864 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10865 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10867 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10869 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10870 false when argument string is not found in the attributes table
10873 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10876 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10877 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10878 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10879 precision estimate.
10881 2016-01-15 Richard Biener <rguenther@suse.de>
10883 PR tree-optimization/66856
10884 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10885 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10886 (vect_create_new_slp_node): Increment stmt reference count.
10887 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10888 an SLP tree before swapping operands.
10889 (vect_build_slp_tree): Likewise.
10890 (destroy_bb_vec_info): Free stmt info after SLP instances.
10891 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10892 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10893 (STMT_VINFO_NUM_SLP_USES): New macro.
10895 2016-01-15 Richard Biener <rguenther@suse.de>
10898 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10899 (add_linkage_name): ... here.
10900 (gen_typedef_die): Use add_linkage_name_raw instead of
10901 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10904 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10906 * gimplify.c (oacc_default_clause): Decode reference and pointer
10907 types for both kernels and parallel regions.
10909 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10911 PR middle-end/69246
10912 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10914 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10916 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10917 (convert_scalars_to_vector): Likewise.
10919 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10921 * doc/extend.texi (Type Traits): Fix grammar.
10923 2016-01-15 Martin Jambor <mjambor@suse.cz>
10925 * tree-inline.c (remap_decl): Use existing dclarations if
10926 remapping a type and prevent_decl_creation_for_types.
10927 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10928 decls first. Do real remapping with
10929 prevent_decl_creation_for_types set.
10930 * tree-inline.h (copy_body_data): New field
10931 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10934 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10936 * config/s390/s390.opt (mmvcle): More verbose help text.
10938 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10940 * config/s390/s390.opt: Add period to -mzvector option text.
10942 2016-01-15 Richard Biener <rguenther@suse.de>
10944 PR tree-optimization/68961
10945 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10946 of invariants in stores again.
10948 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10950 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10952 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10954 * config/i386/i386.c (ix86_expand_branch): Don't split
10955 DI mode xor instruction to SI mode.
10957 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10960 * ipa-icf.c (sem_function::merge): Virtual functions may become
10961 reachable even if they address is not taken and there are no
10964 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10966 * lto-streamer-out.c (subtract_estimated_size): New function.
10967 (get_symbol_initial_value): Use it.
10969 2016-01-15 Christian Bruel <christian.bruel@st.com>
10972 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10973 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10974 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10975 use add_builtin_function_ext_scope instead of add_builtin_function.
10976 (neon_set_p, neon_crypto_set_p): Remove.
10977 (arm_init_builtins): Always call arm_init_neon_builtins and
10978 arm_init_crypto_builtins.
10979 (arm_expand_builtin): Check that builtins are allowed for the arch.
10980 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10981 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10982 arm_init_neon_builtins call.
10984 2016-01-15 Richard Biener <rguenther@suse.de>
10986 PR tree-optimization/69117
10987 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10988 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10989 of the leader conservatively.
10990 (free_scc_vn): Restore original SSA name infos.
10992 2016-01-14 Jeff Law <law@redhat.com>
10994 PR tree-optimization/69270
10995 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10996 single bit of precision, verify it's also unsigned.
10997 (record_edge_info): Use constant_boolean_node rather than fold_convert
10998 to convert boolean_true/boolean_false to the right type.
11000 2016-01-14 Richard Henderson <rth@redhat.com>
11003 * loop-doloop.c (record_reg_sets): New.
11004 (doloop_optimize): Reject the transform if the sequence
11005 clobbers registers live at the end of the loop block.
11006 (doloop_optimize_loops): Enable df_live if needed.
11008 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11010 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11011 * gcc/config/rs6000/rs6000.c: Likewise.
11012 * gcc/config/rs6000/rs6000.h: Likewise.
11013 * gcc/config/rs6000/rs6000.md: Likewise.
11014 * gcc/doc/extend.texi: Likewsie.
11016 2016-01-14 Jeff Law <law@redhat.com>
11018 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11021 2016-01-14 Richard Henderson <rth@redhat.com>
11025 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11026 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11027 instead of builtin_decl_declared_p to test for declaration.
11029 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11031 * doc/loop.texi (Loop Analysis and Representation): Document
11032 loop_depth function.
11034 2016-01-14 Tom de Vries <tom@codesourcery.com>
11036 PR tree-optimization/68773
11037 * omp-low.c (expand_omp_target): Don't set force_output.
11038 * varpool.c (varpool_node::get_create): Same.
11039 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11040 offload_funcs with force_output.
11042 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11045 * lra-eliminations.c (move_plus_up): Don't change anything if either
11046 the outer or inner subreg mode is not MODE_INT.
11047 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11048 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11050 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11052 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11053 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11054 reduc_uplus_@var{m}): Remove.
11055 * expr.c (expand_expr_real_2): Remove expansion path for
11056 reduc_[us](min|max|plus) optabs.
11057 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11058 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11059 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11060 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11061 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11062 reduc_[us](min|max|plus) optabs.
11064 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11066 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11067 (reduc_plus_scal_v2sf): New.
11068 (reduc_smax_v2sf): Rename to...
11069 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11070 (reduc_smin_v2sf): Rename to...
11071 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11073 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11075 * alias.c (compare_base_symbol_refs): New function.
11076 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11079 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11081 PR middle-end/68146
11082 PR tree-optimization/69155
11083 * tree-complex.c: Include cfganal.h.
11084 (phis_to_revisit): New variable.
11085 (extract_component): Add phiarg_p argument. Assert that returned
11086 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11087 (update_phi_components): Partly rewrite to use loop over real/imag
11088 components instead of code duplication. If extract_component returns
11089 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11090 create_tmp_reg into the PHI node instead, and mention the phi triplet
11091 in phis_to_revisit.
11092 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11093 in phis_to_revisit at the end.
11095 2016-01-14 Richard Biener <rguenther@suse.de>
11097 PR tree-optimization/68060
11098 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11099 outer loop reduction is only used in the inner loop before
11100 detecting a double reduction.
11102 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11105 * combine.c (expand_field_assignment): Punt if compute_mode is
11106 unsupported scalar mode.
11108 2016-01-14 Richard Biener <rguenther@suse.de>
11110 PR tree-optimization/66856
11111 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11112 SLP node only if it built successfully.
11113 (vect_analyze_slp_instance): Adjust.
11115 2016-01-14 Jeff Law <law@redhat.com>
11117 PR tree-optimization/69270
11118 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11119 (record_edge_info): Use it. Convert boolean_{true,false}_node
11120 to the type of op0.
11122 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11125 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11126 use block_ultimate_origin
11127 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11129 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11131 * doc/invoke.texi (Submodel Options): Rename section to
11132 "Machine-Dependent Options" to better reflect its content.
11133 Rewrite introductory text to remove archaic CPU names.
11136 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11138 * doc/invoke.texi (Code Gen Options): Move section up in file,
11139 before target-specific options. Update menu and option summary
11140 to reflect the new section ordering.
11142 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11144 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11145 (C++ Dialect Options): Add cross-reference to -std option.
11146 * doc/standards.texi (C++ Language): Document C++14 support.
11148 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11150 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11151 for pack/unpack functions for __ibm128.
11152 (PACK_IF): Likewise.
11153 (UNPACK_IF): Likewise.
11155 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11156 support for __ibm128 pack/unpack functions.
11157 (rs6000_invalid_builtin): Likewise.
11158 (rs6000_init_builtins): Likewise.
11159 (rs6000_opt_masks): Likewise.
11161 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11162 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11164 (RS6000_BTM_COMMON): Likewise.
11166 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11167 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11168 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11169 128-bit floating point. Add support for the double values to be
11170 in Altivec registers for TF/IF packing and unpacking, but restrict
11171 TD packing sub-fields to be FPR registers. Don't allow overlapped
11172 register support for packing. Allow pack inputs to be memory
11173 locations. Don't build generator functions for unpack<mode>_dm
11174 and unpack<mode>_nodm.
11175 (unpack<mode>_dm): Likewise.
11176 (unpack<mode>_nodm): Likewise.
11177 (pack<mode>): Likewise.
11179 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11180 built-in functions to pack/unpack explicit __ibm128 values.
11181 (__builtin_unpack_ibm128): Likewise.
11183 * doc/extend.texi (PowerPC Built-in Functions): Document
11184 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11186 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11189 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11190 Add new arg loc and pass it down as context.
11191 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11192 to the location to use for the warning.
11193 (check_function_arguments): New arg loc. All callers changed. Pass
11194 it to check_function_nonnull.
11195 * c-common.h (check_function_arguments): Adjust declaration.
11197 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11199 PR tree-optimization/69156
11200 * gimple.c (validate_type): Removed.
11201 (gimple_builtin_call_types_compatible_p): Use
11202 useless_type_conversion_p instead of validate_type.
11203 * value-prof.c (gimple_stringop_fixed_value): Fold
11204 icall_size to correct type.
11206 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11208 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11211 2016-01-13 Richard Henderson <rth@redhat.com>
11214 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11215 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11216 (ix86_builtin_tm_store): Remove.
11217 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11218 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11219 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11220 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11221 * doc/tm.texi: Rebuild.
11223 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11224 (BUILT_IN_TM_MEMCPY_RTWN): New.
11225 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11226 fallback from vector to integer helpers.
11227 (build_tm_load): Handle vector types directly, instead of
11229 (build_tm_store): Likewise.
11230 (expand_assign_tm): Prepare for register types not handled by
11231 the above. Copy them to memory and use memcpy.
11232 * tree.c (tm_define_builtin): New.
11233 (find_tm_vector_type): New.
11234 (build_tm_vector_builtins): New.
11235 (build_common_builtin_nodes): Call it.
11237 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11239 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11240 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11242 2016-01-13 Tom de Vries <tom@codesourcery.com>
11244 PR tree-optimization/69169
11245 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11246 handled_struct_type param.
11247 (create_variable_info_for, intra_create_variable_infos): Call
11248 create_variable_info_for_1 with extra arg.
11250 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11252 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11253 and "armv8.1-a+crc" entries.
11255 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11258 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11259 Change first operand predicate from register_or_constm1_operand
11260 to register_operand.
11261 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11262 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11263 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11264 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11265 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11266 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11267 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11268 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11269 comparison with constm1_rtx from vec_prefetch_gen part.
11271 2016-01-13 Richard Biener <rguenther@suse.de>
11273 PR tree-optimization/69013
11274 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11275 Exchange assert for a test.
11277 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11280 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11282 2016-01-13 Richard Biener <rguenther@suse.de>
11284 PR tree-optimization/69242
11285 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11286 assert with a check.
11288 2016-01-13 Richard Biener <rguenther@suse.de>
11290 PR tree-optimization/69186
11291 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11292 Properly guard vect_update_misalignment_for_peel call.
11294 2016-01-12 Jeff Law <law@redhat.com>
11296 PR tree-optimization/pr67755
11297 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11298 "need_profile_correction".
11299 (thread_block_1): Initialize new field to false by default. If we
11300 have multiple thread paths through a common joiner to different
11301 final targets, then set new field to true.
11302 (compute_path_counts): Only do count adjustment when it's really
11305 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11307 * doc/invoke.texi (Spec Files): Move section down in file, past
11308 all command-line option descriptions.
11310 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11312 PR middle-end/54809
11313 * doc/gty.texi: Remove documentation of mark_hook.
11314 * gengtype.c (struct write_types_data): Remove code to support
11315 mark_hook attribute.
11316 (walk_type): Likewise.
11317 (write_func_for_structure): Likewise.
11319 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11321 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11322 Directory Options, and -specs= to Overall Options.
11323 (Overall Options): Adjust similarly. Reorder to group related
11324 options together. Make -specs= cross-reference the spec file details.
11325 (Directory Options): Adjust similarly.
11327 2016-01-12 Jeff Law <law@redhat.com>
11329 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11331 2016-01-12 Olivier Hainque <hainque@adacore.com>
11333 * gcc.c (spec_undefvar_allowed): New global.
11334 (process_command): Set to true when running for --version or --help,
11336 (getenv_spec_function): When the variable is not defined, use the
11337 variable name as the variable value if we're allowed not to issue
11340 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11342 PR tree-optimization/68911
11343 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11344 information computed for expression "init + nit * step".
11346 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11348 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11349 about name of GCC executable. Remove deleted node from menu.
11350 (Directory Options) <-B>: Remove cross-reference to deleted node.
11351 (Target Options): Delete section.
11353 2016-01-12 Christian Bruel <christian.bruel@st.com>
11356 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11357 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11359 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11362 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11363 aligned_mem is properly set for AVX512-VL floating point masked
11367 * ifcvt.c (cond_exec_process_if_block): When removing the last
11368 insn from then_bb, remove also any possible barriers that follow it.
11370 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11374 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11375 (PTRDIFF_TYPE): Likewise.
11376 (WCHAR_TYPE): Likewise.
11377 (WCHAR_TYPE_SIZE): Likewise.
11378 (STDINT_LONG32): Likewise.
11380 2016-01-12 Richard Biener <rguenther@suse.de>
11382 PR tree-optimization/69053
11383 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11384 convert initial value for cond reductions.
11386 2016-01-12 Richard Biener <rguenther@suse.de>
11388 PR tree-optimization/69007
11389 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11390 widen_sum after dot_prod and sad.
11392 2016-01-12 Richard Biener <rguenther@suse.de>
11394 PR tree-optimization/69168
11395 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11396 pattern stmt SLP type.
11397 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11398 end up unused so cope with that case.
11400 2016-01-12 Richard Biener <rguenther@suse.de>
11402 PR tree-optimization/69157
11403 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11404 stmts def type only during analyze phase.
11405 (vectorizable_call): Likewise.
11406 (vectorizable_simd_clone_call): Likewise.
11407 (vectorizable_conversion): Likewise.
11408 (vectorizable_assignment): Likewise.
11409 (vectorizable_shift): Likewise.
11410 (vectorizable_operation): Likewise.
11411 (vectorizable_store): Likewise.
11412 (vectorizable_load): Likewise.
11414 2016-01-12 Richard Biener <rguenther@suse.de>
11416 PR tree-optimization/69174
11417 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11419 (vectorizable_load): Properly compute the number of loads needed
11420 for permuted strided SLP loads and do not spuriously assign
11421 to SLP_TREE_VEC_STMTS.
11423 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11425 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11426 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11427 (MD_EXEC_PREFIX): Remove.
11428 (MD_STARTFILE_PREFIX) Removee.
11429 (FILE_NAME_ABSOLUTE_P): Remove.
11430 (CPP_SPEC): Do not read macros from sys/version.h.
11431 (LINK_COMMAND_SPEC): Remove.
11432 (LOCAL_INCLUDE_DIR): Remove.
11433 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11434 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11435 (POST_LINK_SPEC): Define to invoke stubify after linker
11436 (LIBSTDCXX): Remove define
11437 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11438 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11439 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11440 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11441 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11442 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11443 (i386_djgpp_asm_named_section): Add propotype of new procedure
11445 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11446 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11447 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11448 in config/i386/djgpp.h).
11449 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11450 STANDARD_STARTFILE_PREFIX_1.
11451 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11452 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11453 installation errors.
11454 (MAX_OFILE_ALIGNMENT): Define to 128.
11455 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11457 * config/i386/djgpp.c: New file. Add implementation of
11458 i386_djgpp_asm_named_section.
11460 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11462 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11463 Add rule for building djgpp.o.
11465 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11467 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11468 (rtx_is_swappable_p): Reductions are swappable.
11469 (insn_is_swappable_p): V2DF reductions are swappable.
11471 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11473 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11474 reloads for other unsupported memory operands.
11476 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11477 Jim Wilson <jim.wilson@linaro.org>
11480 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11481 copy_to_mode_reg instead of force_reg.
11483 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11486 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11487 TARGET_80387 is true.
11489 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11492 * lra-eliminations.c (move_plus_up): Only move plus up
11493 if subreg of the constant can be simplified into constant
11494 and use the simplified subreg of the constant instead of
11495 the original constant.
11497 * fold-const.c (fold_convertible_p): Don't return true
11498 for conversion of VECTOR_TYPE to same sized integral type.
11499 (fold_convert_loc): Fix up formatting. Fold conversion of
11500 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11501 instead of NOP_EXPR.
11503 PR tree-optimization/69214
11504 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11505 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11508 PR tree-optimization/69207
11509 * tree-vect-slp.c (vect_get_constant_vectors): For
11510 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11511 fold_convertible_p to vector_type's element type, and always
11512 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11514 2016-01-11 Richard Biener <rguenther@suse.de>
11516 PR tree-optimization/69173
11517 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11518 fixup the cycle if all stmts are in a pattern.
11520 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11522 PR middle-end/68999
11523 * alias.c (base_alias_check): Move check for addresses with
11524 alignment ANDs before the call for compare_base_decls.
11525 (memrefs_conflict_p): Return -1 for different decls
11526 that went through alignment adjustments.
11528 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11530 PR rtl-optimization/68796
11531 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11532 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11533 and QImode comparisons against zero with CC_NZmode.
11534 * config/aarch64/iterators.md (short_mask): New mode_attr.
11536 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11538 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11539 (<avx512>_store<mode>_mask): Likewise.
11541 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11542 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11544 PR rtl-optimization/68841
11545 * ifcvt.c (struct noce_if_info): Add orig_x field.
11546 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11547 Don't record conflicts on to_rename if it's present.
11548 Allow memory destinations in sets.
11549 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11550 blocks, passing orig_x to the checks.
11551 (noce_process_if_block): Set if_info->orig_x appropriately.
11553 2016-01-11 Tom de Vries <tom@codesourcery.com>
11555 PR tree-optimization/69069
11556 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11558 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11560 PR rtl-optimization/68920
11561 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11562 of conditional moves for RTL if-conversion to 1 for
11563 TARGET_ONE_IF_CONV_INSN.
11564 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11565 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11566 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11567 parameter to restirct number of conditional moves for
11569 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11570 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11573 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11576 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11577 onepart vars. Fix typo in comment. Fix reversed condition in
11579 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11582 * var-tracking.c (dump_onepart_variable_differences): New.
11583 (dataflow_set_different): If a detailed dump is requested,
11584 delay early returns and dump differences between onepart
11585 variables present before and after, and added variables.
11587 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11590 * expr.c (expand_expr_real_1): For boolean vector constants
11591 with a scalar mode use const_scalar_mask_from_tree.
11592 (const_scalar_mask_from_tree): New.
11593 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11594 assigned to a mask type to handle constants.
11596 2016-01-11 Martin Jambor <mjambor@suse.cz>
11599 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11600 useless parameters if we cannot change function signature.
11602 2016-01-11 Martin Jambor <mjambor@suse.cz>
11605 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11608 2016-01-11 Tom de Vries <tom@codesourcery.com>
11610 PR tree-optimization/69109
11611 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11614 2016-01-11 Tom de Vries <tom@codesourcery.com>
11616 PR tree-optimization/69108
11617 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11618 res is not used in a phi.
11620 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11623 * common.opt (frandom-seed): Fix parameter name.
11624 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11626 2016-01-11 Tom de Vries <tom@codesourcery.com>
11628 PR tree-optimization/69058
11629 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11632 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11634 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11635 (mcode-density): Likewise.
11637 2016-01-10 Tom de Vries <tom@codesourcery.com>
11639 PR tree-optimization/69062
11640 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11641 (parallelize_loops): Don't paralelize loop that has phi with address
11644 2016-01-10 Tom de Vries <tom@codesourcery.com>
11646 PR tree-optimization/69039
11647 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11650 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11652 PR middle-end/68743
11653 * match.pd: Require target has function_c99_misc before doing
11654 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11656 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11658 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11660 * configure: Regenerate.
11662 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11664 PR middle-end/50865
11665 PR tree-optimization/69097
11666 * fold-const.h (expr_not_equal_to): New prototype.
11667 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11668 (expr_not_equal_to): New function.
11669 * match.pd (X % -Y is the same as X % Y): Don't optimize
11670 unless X is known not to be equal to minimum or Y is known
11671 not to be equal to -1.
11672 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11673 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11674 (simplify_stmt_using_ranges): Adjust caller.
11675 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11676 substitute_and_fold.
11678 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11680 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11683 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11685 PR tree-optimization/69167
11686 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11687 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11689 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11691 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11692 Richard Biener <rguenther@suse.de>
11694 PR tree-optimization/68707
11695 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11696 instances that can be handled via vect_load_lanes.
11698 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11700 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11701 if we can't determine address equivalence.
11702 * alias.c (compare_base_decl): Update for changed return value of
11703 symtab_node::equal_address_to.
11705 2016-01-08 Jason Merrill <jason@redhat.com>
11709 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11710 * expr.c (store_field): Not here.
11711 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11712 call with TREE_ADDRESSABLE type.
11713 * tree-cfg.c (verify_gimple_call): Adjust.
11715 2016-01-08 Olivier Hainque <hainque@adacore.com>
11717 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11720 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11722 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11723 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11724 (reduc_smin_v2sf): Rename to...
11725 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11726 (reduc_splus_v2sf): Rename to...
11727 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11729 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11731 PR tree-optimization/69162
11732 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11733 valist argument in another argument.
11734 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11735 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11736 to determine the va_list type, build a MEM_REF instead of
11737 build_fold_indirect_ref.
11739 PR tree-optimization/69172
11740 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11743 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11745 PR tree-optimization/67781
11746 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11747 and cmpnop in two steps: first the ones not accessed in original
11748 gimple expression in a endian independent way and then the ones not
11749 accessed in the final result in an endian-specific way.
11751 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11753 PR tree-optimization/69083
11754 * tree-vect-slp.c (vect_get_constant_vectors): For
11755 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11756 element type. If op is fold_convertible_p to vector_type's element
11757 type, use NOP_EXPR instead of VCE.
11759 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11761 PR rtl-optimization/67778
11762 PR rtl-optimization/68634
11763 PR rtl-optimization/68909
11764 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11765 block from the stack until done with it. Remove a superfluous
11766 bitmap set. Remove a superfluous bitmap test.
11768 2016-01-07 Martin Sebor <msebor@redhat.com>
11771 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11772 constraint on the type of arguments.
11774 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11776 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11777 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11778 unaligned_access on the gcc_options set.
11779 * config/arm/arm.c (arm_option_override_internal): Use
11780 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11782 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11785 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11786 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11788 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11791 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11794 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11795 depending on frame_pointer_needed before remaining integer and SSE
11796 registers are saved.
11798 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11801 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11803 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11806 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11807 Use the "xBm" constraint.
11808 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11810 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11811 (sse_cvtsi2ssq<round_name>): Likewise.
11812 (sse_cvtss2si<round_name>): Likewise.
11813 (sse_cvtss2siq<round_name>): Likewise.
11814 (sse2_cvtsi2sdq<round_name>): Likewise.
11815 (sse2_cvtsd2si<round_name>): Likewise.
11816 (sse2_cvtsd2siq<round_name>): Likewise.
11817 * config/i386/subst.md (round_nimm_scalar_predicate): New
11820 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11822 PR middle-end/67639
11823 * varasm.c (make_decl_rtl): Mark invalid register vars as
11826 PR rtl-optimization/66206
11827 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11828 All callers changed.
11830 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11832 PR tree-optimization/69141
11833 * tree-ssa-pre.c: Include langhooks.h.
11834 (eliminate_dom_walker::before_dom_children): Use
11835 lang_hooks.decl_printable_name instead of
11836 cgraph_node::get ()->name ().
11838 PR middle-end/68960
11839 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11840 it and DECL_ALIGN too.
11842 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11844 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11846 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11849 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11850 depending on frame_pointer_needed before remaining integer and SSE
11851 registers are saved.
11853 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11855 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11856 mode iterator with VSX_M2.
11857 (*p9_vecstore_<mode>): Likewise.
11858 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11859 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11860 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11861 (define_split for VSX_LE128 stores): Likewise.
11862 (define_peephole2 for TImode LE swaps): Likewise.
11863 (define_split for VSX_LE128 post-reload stores): Likewise.
11865 2016-01-06 Marek Polacek <polacek@redhat.com>
11868 * convert.c (convert_to_integer_1): Adjust call to
11869 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11870 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11871 EXPR instead of ARG.
11872 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11874 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11877 * doc/extend.texi (RL78 Variable Attributes): New section.
11879 2016-01-05 Marek Polacek <polacek@redhat.com>
11882 * builtins.c (get_memmodel): Use expansion point location rather than
11883 the input location. Call warning_at rather than warning.
11884 (expand_builtin_atomic_compare_exchange): Likewise.
11885 (expand_builtin_atomic_load): Likewise.
11886 (expand_builtin_atomic_store): Likewise.
11887 (expand_builtin_atomic_clear): Likewise.
11889 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11892 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11893 Replace nonimmediate_operand with vector_operand.
11894 * config/i386/predicates.md (vector_operand): New predicate.
11895 (general_vector_operand): Replace nonimmediate_operand with
11897 * config/i386/sse.md: Replace nonimmediate_operand with
11898 vector_operand and m constraint with Bm constraint on SSE
11899 patterns with 16-byte memory operand.
11900 * config/i386/subst.md (round_nimm_predicate): Replace
11901 nonimmediate_operand with vector_operand.
11902 (round_saeonly_nimm_predicate): Likewise.
11903 (round_saeonly_nimm_scalar_predicate): New.
11905 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11908 * config/i386/constraints.md (Bm): New constraint.
11909 * config/i386/predicates.md (vector_memory_operand): New
11911 * config/i386/sse.md: Replace xm with xBm in plusminus and
11912 any_logic patterns.
11914 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11917 * doc/extend.texi (V850 Function Attributes): New section.
11918 (V850 Variable Attributes): New section.
11920 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11923 * doc/extend.texi (MicroBlaze Function Attributes): Document
11924 interrupt_handler and fast_interrupt attributes.
11926 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11929 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11930 for local symbolic operands.
11931 * config/ia64/predicates.md (local_symbolic_operand64): New
11934 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11936 PR rtl-optimization/68651
11937 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11940 2016-01-05 Nathan Sidwell <nathan@acm.org>
11942 * alias.c (compare_base_decls): Use symtab_node::get.
11944 2016-01-05 Nick Clifton <nickc@redhat.com>
11947 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11948 secondary_reload_info structure.
11951 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11952 decls if weak support is available.
11954 2016-01-04 Martin Sebor <msebor@redhat.com>
11956 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11958 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11960 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11961 OPTION_MASK_P9_DFORM.
11963 * config/rs6000/constraints.md (wo constraint): New constraint for
11966 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11968 (rs6000_init_hard_regno_mode_ok): Likewise.
11970 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11973 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11974 expanders not to have constraints. Add support for ISA 3.0 xxperm
11975 instruction. Add support for fusing xxlor with xxperm.
11976 (altivec_vperm_<mode>_internal): Likewise.
11977 (altivec_vperm_v8hiv16qi): Likewise.
11978 (altivec_vperm_<mode>v16q): Likewise.
11979 (altivec_vperm_<mode>_uns): Likewise.
11980 (vperm_v8hiv4si): Likewise.
11981 (vperm_v16qiv8hi): Likewise.
11983 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11985 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11987 Update copyright years.
11989 * gcc.c (process_command): Update copyright notice dates.
11990 * gcov-dump.c (print_version): Ditto.
11991 * gcov.c (print_version): Ditto.
11992 * gcov-tool.c (print_version): Ditto.
11993 * gengtype.c (create_file): Ditto.
11994 * doc/cpp.texi: Bump @copying's copyright year.
11995 * doc/cppinternals.texi: Ditto.
11996 * doc/gcc.texi: Ditto.
11997 * doc/gccint.texi: Ditto.
11998 * doc/gcov.texi: Ditto.
11999 * doc/install.texi: Ditto.
12000 * doc/invoke.texi: Ditto.
12002 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12004 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12005 modes larger than TImode as TImode if NEON is not enabled.
12007 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12010 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12011 mode for %f0-%f31 only if TARGET_FPU.
12013 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12016 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12017 to compute the PACKED_P predicate.
12018 (function_arg_record_value): Minor tweaks.
12020 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12022 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12023 option for arm*-*-* targets.
12025 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12027 * doc/extend.texi (Common Function Attributes): Move docs for
12028 MSP430-specific attributes to....
12029 (MSP430 Function Attributes): ...here. Delete the redundant
12030 entries and copy-edit the remaining text.
12031 (MSP430 Variable Attributes): Use uniform format for index
12032 entries and add a cross-reference to the corresponding function
12035 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12037 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12039 (x86 Options): Likewise.
12041 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12045 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12046 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12047 to corresponding attribute.
12049 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12051 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12052 to correct alphabetization of table. Copy-edit and correct
12054 <stack_protect>: Likewise.
12055 <target_clones>: Likewise.
12057 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12058 Correct punctuation.
12059 (Code Gen Options) <-fno-plt>: Copy-edit.
12061 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12064 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12065 SI values. Explicitly convert SI to DI and vice-versa.
12067 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12069 PR tree-optimization/69070
12070 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12071 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12074 * ubsan.c (ubsan_instrument_float_cast): Call
12075 initialize_sanitizer_builtins.
12078 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12080 Copyright (C) 2016 Free Software Foundation, Inc.
12082 Copying and distribution of this file, with or without modification,
12083 are permitted in any medium without royalty provided the copyright
12084 notice and this notice are preserved.