1 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/78526
4 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
5 beyond val's precision.
7 PR rtl-optimization/78527
8 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
9 out of bounds shift count.
11 2016-11-25 Martin Liska <mliska@suse.cz>
14 * doc/invoke.texi (-fprofile-use): Fix reference to a section
15 where -fprofile-generate is documented.
17 2016-11-25 Martin Liska <mliska@suse.cz>
20 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
21 not supported by a target. Set priority to 100 if possible.
22 (build_gcov_exit_decl): Likewise.
24 2016-11-25 Richard Biener <rguenther@suse.de>
27 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
28 unary, binary and single RHSs.
29 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
31 2016-11-25 Bin Cheng <bin.cheng@arm.com>
36 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
37 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
38 and set it to result code if transformation is valid. Use code EQ
39 directly in last simplification case.
41 2016-11-25 Richard Biener <rguenther@suse.de>
43 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
44 before valueizing return stmts.
46 2016-11-24 Richard Biener <rguenther@suse.de>
48 PR tree-optimization/78343
49 * passes.def: Add CD-DCE pass after loop splitting.
50 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
51 SCEV init/finalize ...
52 (perform_tree_ssa_dce): ... here. Deal with being
53 executed inside the loop pipeline in aggressive mode.
55 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
57 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
59 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
61 PR tree-optimization/77673
62 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
63 (init_symbolic_number): Initialize src field from src parameter.
64 (perform_symbolic_merge): Select most dominated statement as the
65 source statement. Set src field of resulting n structure from the
66 input src with the lowest address.
67 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
68 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
69 of load from src field rather than insertion statement. Cancel
70 optimization if statement analyzed is not dominated by the insertion
72 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
73 dominance information.
75 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
78 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
80 2016-11-25 Martin Jambor <mjambor@suse.cz>
82 PR tree-optimization/70965
83 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
85 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
88 * config/i386/i386.c (i386_excess_precision): Do not return
89 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
90 EXCESS_PRECISION_TYPE_STANDARD.
91 * target.def (excess_precision): Document that targets should
92 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
93 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
94 Fix typo in first sentence.
95 * doc/tm.texi: Regenerate.
97 2016-11-25 Richard Biener <rguenther@suse.de>
99 PR tree-optimization/78396
100 * tree-vectorizer.c (vectorize_loops): When the if-converted
101 body contains masked loads or stores do not attempt to
102 basic-block-vectorize it.
104 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
105 Alan Hayward <alan.hayward@arm.com>
106 David Sherwood <david.sherwood@arm.com>
108 * function.h (spill_slot_alignment): Declare.
109 * function.c (spill_slot_alignment): New function.
110 * lra-spills.c (slot): Add align and size fields.
111 (assign_mem_slot): Use them in the call to assign_stack_local.
112 (add_pseudo_to_slot): Update the fields.
113 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
115 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
116 Alan Hayward <alan.hayward@arm.com>
117 David Sherwood <david.sherwood@arm.com>
119 * stor-layout.c (layout_type): Allow the caller to set the mode of
120 a float type. Only choose one here if the mode is still VOIDmode.
121 * tree.c (build_common_tree_nodes): Set the type mode of decimal
122 floats before calling layout_type.
123 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
125 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
127 * tree-tailcall.c (find_tail_calls): Allow calls to reference
128 local variables if all references are known to be direct.
130 2016-11-25 Jakub Jelinek <jakub@redhat.com>
131 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
134 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
135 non null and it's precision matches precision of lhs's type.
137 2016-11-24 Martin Sebor <msebor@redhat.com>
139 PR tree-optimization/78476
140 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
142 (handle_gimple_call): Adjust signature.
143 (try_substitute_return_value): Remove calls to bounded functions
144 with zero buffer size whose result is known.
145 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
147 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
149 * varasm.c (assemble_start_function): Wrap align_log definition in
150 ASM_OUTPUT_MAX_SKIP_ALIGN.
152 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
154 * config/i386/i386.md (wide AND insn to QImode splitter): Use
155 explicit mode macros.
156 (wide OR insn to QImode splitter): Ditto.
158 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
160 PR rtl-optimization/77541
161 * lra-constraints.c (struct input_reload): Add field match_p.
162 (get_reload_reg): Check modes of input reloads to generate unique
164 (match_reload): Add input reload pseudo for the current insn.
166 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
168 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
169 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
171 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
172 the aarch64_fp16_type_node, not all HFmode types.
173 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
174 (aarch64_scalar_mode_supported_p): Likewise.
175 (aarch64_excess_precision): New.
176 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
177 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
178 (TARGET_C_EXCESS_PRECISION): Likewise.
180 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
182 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
183 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
185 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
187 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
188 (<optab>dihf2): Likewise.
189 (aarch64_fp16_<optab><mode>hf2): New.
191 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
194 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
196 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
198 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
199 Enable REE at -O2 and higher.
200 * config/sparc/sparc.c (sparc_option_override): Disable it by default
203 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
207 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
208 (new_temp_expr_table): Initialise reg_vars_cnt.
209 (free_temp_expr_table): Release reg_vars_cnt.
210 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
212 (find_replaceable_in_bb): Use the above to record register variable
213 write occurrences and cancel replacement across them.
215 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
217 PR rtl-optimization/78437
218 * ree.c (get_uses): New function.
219 (combine_reaching_defs): When a copy is needed, return false if any
220 reaching use of the source register reads it in a mode larger than
221 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
223 2016-11-24 Martin Liska <mliska@suse.cz>
225 * gimple-pretty-print.c (dump_edge_probability): New function.
226 (dump_gimple_switch): Dump label edge probabilities.
227 (dump_gimple_cond): Likewise.
228 (dump_gimple_label): Dump
229 (dump_gimple_bb_header): Dump basic block frequency.
230 (pp_cfg_jump): Replace e->dest argument with e.
231 (dump_implicit_edges): Likewise.
232 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
233 Use gimple_bb (at) instead of at->bb.
235 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
237 * common.opt (flimit-function-alignment): New.
238 * doc/invoke.texi (-flimit-function-alignment): Document.
239 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
240 * final.c (shorten_branches): Set it.
241 * varasm.c (assemble_start_function): Limit alignment if
244 2016-11-24 Richard Biener <rguenther@suse.de>
246 PR tree-optimization/71595
247 * cfgloopmanip.h (remove_path): Add irred_invalidated and
248 loop_closed_ssa_invalidated parameters, defaulted to NULL.
249 * cfgloopmanip.c (remove_path): Likewise, pass them along to
250 called functions. Only fix irred flags if the caller didn't
252 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
253 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
256 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
258 PR rtl-optimization/78120
259 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
260 cases, and additionally test against max_seq_cost for speed
262 (noce_process_if_block): Compute an estimate for the original cost when
263 optimizing for speed, using the minimum of then and else block costs.
265 PR rtl-optimization/78120
266 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
268 PR rtl-optimization/78120
269 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
271 2016-11-24 Bin Cheng <bin.cheng@arm.com>
273 * match.pd: Refine type conversion in result expr for below pattern:
274 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
276 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
279 * tree.h (wi::fits_to_boolean_p): New predicate.
280 (wi::fits_to_tree_p): Use it for boolean types.
281 * tree.c (int_fits_type_p): Likewise.
283 2016-11-24 Martin Liska <mliska@suse.cz>
285 * print-tree.c (struct bucket): Remove.
286 (print_node): Add new argument which drives whether a tree node
287 is printed briefly or not.
288 (debug_tree): Replace a custom hash table with hash_set<T>.
289 * print-tree.h (print_node): Add the argument.
291 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
293 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
295 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
298 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
299 if it is at least NREGS wide.
301 2016-11-23 Joseph Myers <joseph@codesourcery.com>
303 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
304 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
305 TFmode, IFmode and KFmode.
307 2016-11-23 Joseph Myers <joseph@codesourcery.com>
309 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
312 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
314 * combine.c (change_zero_ext): Only change the mode of a hard register
315 destination if can_change_dest_mode holds for that.
317 2016-11-23 Jeff Law <law@redhat.com>
319 * varasm.c (assemble_name): Increase buffer size for name.
321 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
323 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
325 * doc/extend.texi: Constify first argument to __builtin_object_size.
327 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
329 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
330 to be used. Add brackets around macro argument.
332 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
336 2016-11-23 Jakub Jelinek <jakub@redhat.com>
339 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
340 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
342 2016-11-23 Jakub Jelinek <jakub@redhat.com>
345 * omp-low.c (build_outer_var_ref): Change lastprivate argument
346 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
347 on worksharing constructs, treat it like clauses on simd construct.
349 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
350 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
351 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
352 of true as last argument to build_outer_var_ref.
354 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/i386.md (*movqi_internal): Calculate mode
357 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
358 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
359 (*k<logic><mode>): Calculate mode attribute depending on
360 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
361 (*andqi_1): Calculate mode attribute of alternative 3 depending
362 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
363 (kandn<mode>): Calculate mode attribute of alternative 2 depending
364 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
365 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
366 iterator. Calculate mode attribute of alternative 1 depending
367 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
368 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
369 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
371 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
374 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
375 * tree-vrp.c (extract_range_basic): Handle case for
378 2016-11-23 Jeff Law <law@redhat.com>
380 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
382 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
383 in boolean context warning.
385 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
387 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
390 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
391 (arm_fp16_type_node): ...This, make visibile.
392 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
394 (arm_init_simd_builtin_types): Likewise.
395 (arm_init_fp16_builtins): Likewise.
396 * config/arm/arm.c (arm_excess_precision): New.
397 (arm_floatn_mode): Likewise.
398 (TARGET_C_EXCESS_PRECISION): Likewise.
399 (TARGET_FLOATN_MODE): Likewise.
400 (arm_promoted_type): Only promote arm_fp16_type_node.
401 * config/arm/arm.h (arm_fp16_type_node): Declare.
403 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
405 * config/arm/arm.c (arm_convert_to_type): Delete.
406 (TARGET_CONVERT_TO_TYPE): Delete.
407 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
408 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
409 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
410 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
411 are in fast math mode, and have no single step hardware instruction.
412 (extendhfdf2): Only expand through SFmode if we don't have a
413 single-step hardware instruction.
414 * config/arm/vfp.md (*truncdfhf2): New.
415 (extendhfdf2): Likewise.
417 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
419 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
422 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
424 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
425 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
426 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
427 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
428 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
429 * doc/tm.texi: Regenerate.
430 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
432 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
434 * toplev.c (init_excess_precision): Delete most logic.
435 * tree.c (excess_precision_type): Rewrite to use
436 TARGET_EXCESS_PRECISION.
437 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
438 more generic fashion.
439 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
440 __STDC_WANT_IEC_60559_TYPES_EXT__.
442 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
444 * common.opt (fpermitted-flt-eval-methods): New.
445 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
446 * flag_types.h (permitted_flt_eval_methods): New.
448 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
450 * config/m68k/m68k.c (m68k_excess_precision): New.
451 (TARGET_C_EXCESS_PRECISION): Define.
453 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
455 * config/s390/s390.c (s390_excess_precision): New.
456 (TARGET_C_EXCESS_PRECISION): Define.
458 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
460 * config/i386/i386.c (ix86_excess_precision): New.
461 (TARGET_C_EXCESS_PRECISION): Define.
463 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
465 * target.def (excess_precision): New hook.
466 * target.h (flt_eval_method): New.
467 (excess_precision_type): Likewise.
468 * targhooks.c (default_excess_precision): New.
469 * targhooks.h (default_excess_precision): New.
470 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
471 * doc/tm.texi: Regenerate.
473 2016-11-23 Martin Sebor <msebor@redhat.com>
476 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
477 set the minimum number of bytes for an unknown string to zero.
479 2016-11-23 Martin Jambor <mjambor@suse.cz>
480 Martin Liska <mliska@suse.cz>
482 * hsa-builtins.def: New file.
483 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
484 * builtins.def: Include hsa-builtins.def.
485 (DEF_HSA_BUILTIN): New macro.
486 * dumpfile.h (OPTGROUP_OPENMP): Define.
487 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
488 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
489 GF_OMP_FOR_GRID_GROUP_ITER.
490 (gimple_omp_for_grid_phony): Added checking assert.
491 (gimple_omp_for_set_grid_phony): Likewise.
492 (gimple_omp_for_grid_intra_group): New function.
493 (gimple_omp_for_set_grid_intra_group): Likewise.
494 (gimple_omp_for_grid_group_iter): Likewise.
495 (gimple_omp_for_set_grid_group_iter): Likewise.
496 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
497 previosuly only distribute loop was permitted.
498 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
499 (grid_get_kernel_launch_attributes): Support multiple HSA grid
501 (grid_expand_omp_for_loop): Likewise and also support standalone
502 distribute constructs. New parameter INTRA_GROUP, updated both users.
503 (grid_expand_target_grid_body): Support standalone distribute
505 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
506 (pass_data_expand_omp_ssa): Likewise.
507 (pass_data_omp_device_lower): Likewsie.
508 (pass_data_lower_omp): Likewise.
509 (pass_data_diagnose_omp_blocks): Likewise.
510 (pass_data_oacc_device_lower): Likewise.
511 (pass_data_omp_target_link): Likewise.
512 (grid_lastprivate_predicate): New function.
513 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
515 (lower_omp_for): Support standalone distribute constructs.
516 (grid_prop): New type.
517 (grid_safe_assignment_p): Check for assignments to group_sizes, new
519 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
521 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
522 optimization info messages.
523 (grid_find_single_omp_among_assignments): Likewise.
524 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
525 (grid_parallel_clauses_gridifiable): New function.
526 (grid_inner_loop_gridifiable_p): Likewise.
527 (grid_dist_follows_simple_pattern): Likewise.
528 (grid_gfor_follows_tiling_pattern): Likewise.
529 (grid_call_permissible_in_distribute_p): Likewise.
530 (grid_handle_call_in_distribute): Likewise.
531 (grid_dist_follows_tiling_pattern): Likewise.
532 (grid_target_follows_gridifiable_pattern): Support standalone
533 distribute constructs.
534 (grid_var_segment): New enum.
535 (grid_mark_variable_segment): New function.
536 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
537 if a new argument says so.
538 (grid_process_grid_body): New function.
539 (grid_eliminate_combined_simd_part): Likewise.
540 (grid_mark_tiling_loops): Likewise.
541 (grid_mark_tiling_parallels_and_loops): Likewise.
542 (grid_process_kernel_body_copy): Support standalone distribute
544 (grid_attempt_target_gridification): New grid variable holding overall
545 gridification state. Support standalone distribute constructs and
547 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
548 * hsa.h (hsa_bb): Add method method append_phi.
549 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
550 occurences in all files too.
551 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
552 (is_a_helper <hsa_insn_br *>::test): New function.
553 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
555 (hsa_insn_signal): Make a direct descendant of
556 hsa_insn_basic. Add memorder constructor parameter and
557 m_memory_order and m_signalop member variables.
558 (hsa_insn_queue): Changed constructor parameters to common form.
559 Added m_segment and m_memory_order member variables.
560 (hsa_summary_t): Add private member function
561 process_gpu_implementation_attributes.
562 (hsa_function_summary): Rename m_binded_function to
564 (hsa_insn_basic_p): Remove typedef.
565 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
566 (hsa_op_reg_p): Remove typedef.
567 (hsa_function_representation): Change hsa_op_reg_p into plain
569 (hsa_insn_phi): Removed new and delete operators.
570 (hsa_insn_br): Likewise.
571 (hsa_insn_cbr): Likewise.
572 (hsa_insn_sbr): Likewise.
573 (hsa_insn_cmp): Likewise.
574 (hsa_insn_mem): Likewise.
575 (hsa_insn_atomic): Likewise.
576 (hsa_insn_signal): Likewise.
577 (hsa_insn_seg): Likewise.
578 (hsa_insn_call): Likewise.
579 (hsa_insn_arg_block): Likewise.
580 (hsa_insn_comment): Likewise.
581 (hsa_insn_srctype): Likewise.
582 (hsa_insn_packed): Likewise.
583 (hsa_insn_cvt): Likewise.
584 (hsa_insn_alloca): Likewise.
585 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
586 (process_gpu_implementation_attributes): New function.
587 (link_functions): Move some functionality into it. Adjust after
588 renaming m_binded_functions to m_bound_functions.
589 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
590 to the list of instructions with no output registers.
591 (get_in_type): Return this if it is a register of
593 (hsa_get_declaration_name): Moved to...
594 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
595 temporary string on an obstack instead from ggc.
596 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
597 down to two overloads.
598 (hsa_allocp_operand_address): Removed.
599 (hsa_allocp_operand_immed): Likewise.
600 (hsa_allocp_operand_reg): Likewise.
601 (hsa_allocp_operand_code_list): Likewise.
602 (hsa_allocp_operand_operand_list): Likewise.
603 (hsa_allocp_inst_basic): Likewise.
604 (hsa_allocp_inst_phi): Likewise.
605 (hsa_allocp_inst_mem): Likewise.
606 (hsa_allocp_inst_atomic): Likewise.
607 (hsa_allocp_inst_signal): Likewise.
608 (hsa_allocp_inst_seg): Likewise.
609 (hsa_allocp_inst_cmp): Likewise.
610 (hsa_allocp_inst_br): Likewise.
611 (hsa_allocp_inst_sbr): Likewise.
612 (hsa_allocp_inst_call): Likewise.
613 (hsa_allocp_inst_arg_block): Likewise.
614 (hsa_allocp_inst_comment): Likewise.
615 (hsa_allocp_inst_queue): Likewise.
616 (hsa_allocp_inst_srctype): Likewise.
617 (hsa_allocp_inst_packed): Likewise.
618 (hsa_allocp_inst_cvt): Likewise.
619 (hsa_allocp_inst_alloca): Likewise.
620 (hsa_allocp_bb): Likewise.
622 (hsa_init_data_for_cfun): Initialize obstack.
623 (hsa_deinit_data_for_cfun): Release memory of the obstack.
624 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
625 (hsa_op_reg::operator new): Likewise.
626 (hsa_op_address::operator new): Likewise.
627 (hsa_op_code_list::operator new): Likewise.
628 (hsa_op_operand_list::operator new): Likewise.
629 (hsa_insn_basic::operator new): Likewise.
630 (hsa_insn_phi::operator new): Likewise.
631 (hsa_insn_br::operator new): Likewise.
632 (hsa_insn_sbr::operator new): Likewise.
633 (hsa_insn_cmp::operator new): Likewise.
634 (hsa_insn_mem::operator new): Likewise.
635 (hsa_insn_atomic::operator new): Likewise.
636 (hsa_insn_signal::operator new): Likewise.
637 (hsa_insn_seg::operator new): Likewise.
638 (hsa_insn_call::operator new): Likewise.
639 (hsa_insn_arg_block::operator new): Likewise.
640 (hsa_insn_comment::operator new): Likewise.
641 (hsa_insn_srctype::operator new): Likewise.
642 (hsa_insn_packed::operator new): Likewise.
643 (hsa_insn_cvt::operator new): Likewise.
644 (hsa_insn_alloca::operator new): Likewise.
645 (hsa_init_new_bb): Likewise.
646 (hsa_bb::append_phi): New function.
647 (gen_hsa_phi_from_gimple_phi): Use it.
648 (get_symbol_for_decl): Fix dinstinguishing between
649 global and local functions. Put local variables into a segment
650 according to their attribute or static flag, if there is one.
651 (hsa_insn_br::hsa_insn_br): New.
652 (hsa_insn_br::operator new): Likewise.
653 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
654 (query_hsa_grid_nodim): New function.
655 (multiply_grid_dim_characteristics): Likewise.
656 (gen_get_num_threads): Likewise.
657 (gen_get_num_teams): Reimplemented.
658 (gen_get_team_num): Likewise.
659 (gen_hsa_insns_for_known_library_call): Updated calls to the above
661 (get_memory_order_name): Removed.
662 (get_memory_order): Likewise.
663 (hsa_memorder_from_tree): New function.
664 (gen_hsa_ternary_atomic_for_builtin): Renamed to
665 gen_hsa_atomic_for_builtin, can also create signals.
666 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
667 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
668 (hsa_insn_atomic): Fix function comment.
669 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
670 ancestor constructor and initialization of new member variables.
671 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
673 (hsa_get_host_function): Handle functions with no bound CPU
674 implementation. Fix binded to bound.
675 (get_brig_function_name): Likewise.
676 (HSA_SORRY_ATV): Remove semicolon after macro.
677 (HSA_SORRY_AT): Likewise.
678 (omp_simple_builtin::generate): Add missing semicolons.
679 (hsa_insn_phi::operator new): Removed.
680 (hsa_insn_br::operator new): Likewise.
681 (hsa_insn_cbr::operator new): Likewise.
682 (hsa_insn_sbr::operator new): Likewise.
683 (hsa_insn_cmp::operator new): Likewise.
684 (hsa_insn_mem::operator new): Likewise.
685 (hsa_insn_atomic::operator new): Likewise.
686 (hsa_insn_signal::operator new): Likewise.
687 (hsa_insn_seg::operator new): Likewise.
688 (hsa_insn_call::operator new): Likewise.
689 (hsa_insn_arg_block::operator new): Likewise.
690 (hsa_insn_comment::operator new): Likewise.
691 (hsa_insn_srctype::operator new): Likewise.
692 (hsa_insn_packed::operator new): Likewise.
693 (hsa_insn_cvt::operator new): Likewise.
694 (hsa_insn_alloca::operator new): Likewise.
695 (get_symbol_for_decl): Accept CONST_DECLs, put them to
697 (gen_hsa_addr): Also process CONST_DECLs.
698 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
700 (gen_hsa_unary_operation): Make sure the function does
701 not use bittype source type for firstbit and lastbit operations.
702 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
704 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
706 (emit_branch_insn): Renamed to emit_cond_branch_insn.
707 Emit the width stored in the class.
708 (emit_generic_branch_insn): New function.
709 (emit_insn): Call emit_generic_branch_insn.
710 (emit_signal_insn): Remove obsolete comment. Update
711 member variable name, pick a type according to profile.
712 (emit_alloca_insn): Remove obsolete comment.
713 (emit_atomic_insn): Likewise.
714 (emit_queue_insn): Get segment and memory order from the IR object.
715 (hsa_brig_section): Make allocate_new_chunk, chunks
716 and cur_chunk provate, add a default NULL parameter to add method.
717 (hsa_brig_section::add): Added a new parameter, store pointer to
718 output data there if it is non-NULL.
719 (emit_function_directives): Use this new parameter instead of
720 calculating the pointer itself, fix function comment.
721 (hsa_brig_emit_function): Add forgotten endian conversion.
722 (hsa_output_kernels): Remove unnecessary building of
723 kernel_dependencies_vector_type.
724 (emit_immediate_operand): Declare.
725 (emit_directive_variable): Also emit initializers of CONST_DECLs.
726 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
727 (verify_function_arguments): Properly detect variadic
729 * hsa-dump.c (hsa_width_specifier_name): New function.
730 (dump_hsa_insn_1): Dump generic branch instructions, update signal
731 member variable name. Special dumping for queue objects.
732 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
733 m_binded_functions to m_bound_functions. Copy externally visible flag
735 (ipa_hsa_write_summary): Likewise.
736 (ipa_hsa_read_section): Likewise.
738 2016-11-23 Richard Biener <rguenther@suse.de>
740 PR tree-optimization/78396
741 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
742 vectorize try vectorizing an if-converted body using BB vectorization.
744 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
745 Alan Hayward <alan.hayward@arm.com>
746 David Sherwood <david.sherwood@arm.com>
748 * rtlanal.c (subreg_get_info): Use more local variables.
749 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
750 occupies at least one register. Assume that full hard registers
751 have consistent endianness. Share previously-duplicated if block.
752 Rework the main handling so that it operates on independently-
753 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
754 to check lowpart offsets, without trying to find an equivalent
755 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
756 as a final register-endianness correction.
758 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
764 * combine.c (make_compound_operation_int): Do not convert a subreg of
765 a non-constant logical shift right to a zero_extract. Handle the case
766 where some zero bits have been shifted into the range covered by that
769 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
770 Alan Hayward <alan.hayward@arm.com>
771 David Sherwood <david.sherwood@arm.com>
773 * rtl.h (subreg_size_offset_from_lsb): Declare.
774 (subreg_offset_from_lsb): New function.
775 (subreg_size_lowpart_offset): Declare.
776 (subreg_lowpart_offset): Turn into an inline function.
777 (subreg_size_highpart_offset): Declare.
778 (subreg_highpart_offset): Turn into an inline function.
779 * emit-rtl.c (subreg_size_lowpart_offset): New function.
780 (subreg_size_highpart_offset): Likewise
781 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
783 2016-11-23 Richard Biener <rguenther@suse.de>
785 PR tree-optimization/78482
786 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
787 (remove_forwarder_block_with_phi): When merging with a loop
788 header creates a new latch reset number of iteration information
791 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
793 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
794 (*ashrsi3_extend0): ...this. Accept constant integers.
795 (*ashrsi3_extend2): Rename to...
796 (*ashrsi3_extend1): ...this.
797 (*ashrsi3_extend2): New pattern.
798 (*lshrsi3_extend1): Accept constant integers.
799 (*lshrsi3_extend2): Fix condition on operand 2.
801 2016-11-23 Martin Liska <mliska@suse.cz>
803 * config/i386/i386.c: Initialize function pointer to NULL.
805 2016-11-23 Bin Cheng <bin.cheng@arm.com>
807 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
808 for A == C1 ? A : C2 to below.
809 * match.pd: Move from above to here:
810 (cond (eq (convert1? x) c1) (convert2? x) c2)
811 -> (cond (eq x c1) c1 c2).
813 2016-11-23 Bin Cheng <bin.cheng@arm.com>
815 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
816 for A cmp C1 ? A : C2 to below, also simplify remaining code.
817 * match.pd: Move and extend simplification from above to here:
818 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
819 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
820 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
822 2016-11-23 Martin Liska <mliska@suse.cz>
823 Martin Jambor <mjambor@suse.cz>
825 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
827 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
830 * opts.c (finish_options): Set -fsyntax-only if running self tests.
832 2016-11-23 Richard Biener <rguenther@suse.de>
835 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
836 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
838 2016-11-23 Richard Biener <rguenther@suse.de>
841 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
844 2016-11-23 Richard Biener <rguenther@suse.de>
845 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
847 PR tree-optimization/78154
848 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
849 returns it's argument and the argument is nonnull.
850 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
851 ATT_RETNONNULL_NOTHROW_LEAF.
852 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
853 ATTR_RETNONNULL_NOTHROW_LEAF.
854 (BUILT_IN_STPCPY): Likewise.
855 (BUILT_IN_STPNCPY): Likewise.
856 (BUILT_IN_MEMPCPY_CHK): Likewise.
857 (BUILT_IN_STPCPY_CHK): Likewise.
858 (BUILT_IN_STPNCPY_CHK): Likewise.
859 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
860 (BUILT_IN_STRNCAT): Likewise.
861 (BUILT_IN_STRNCPY): Likewise.
862 (BUILT_IN_MEMSET_CHK): Likewise.
863 (BUILT_IN_STRCAT_CHK): Likewise.
864 (BUILT_IN_STRCPY_CHK): Likewise.
865 (BUILT_IN_STRNCAT_CHK): Likewise.
866 (BUILT_IN_STRNCPY_CHK): Likewise.
868 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
870 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
871 * fold-const.h (tree_expr_nonzero_p) : Declare.
872 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
874 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
876 * system.h (HAVE_DESIGNATED_INITIALIZERS,
877 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
879 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
880 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
881 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
883 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
886 * config/avr/constraints.md (Csp): Widen range to [-11..6].
887 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
888 of RCALLs in prologue to 3.
890 2016-11-22 Michael Collison <michael.collison@arm.com>
892 * config/aarch64/aarch64-protos.h
893 (aarch64_and_split_imm1, aarch64_and_split_imm2)
894 (aarch64_and_bitmask_imm): New prototypes
895 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
896 New overloaded function to create bit mask covering the
897 lowest to highest bits set.
898 (aarch64_and_split_imm2): New overloaded functions to create bit
899 mask of zeros between first and last bit set.
900 (aarch64_and_bitmask_imm): New function to determine if a integer
901 is a valid two instruction "and" operation.
902 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
903 allowing wider range of constants with "and" operations.
904 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
905 "and" operator from matching restricted constant range used for
906 ior and xor operators.
907 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
908 for constants in "and" operantions.
909 (UsP constraint): New DImode constraint for constants
911 * config/aarch64/iterators.md (lconst2): New mode iterator.
912 (LOGICAL2): New code iterator.
913 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
915 (aarch64_logical_and_operand): New predicate allowing extended
916 constants for "and" operations.
918 2016-11-22 Walter Lee <walt@tilera.com>
920 * config/tilegx/tilegx.md (trap): New pattern.
921 * config/tilepro/tilepro.md (trap): Likewise.
923 2016-11-22 Walter Lee <walt@tilera.com>
925 * config/tilegx/tilegx.md (*zero_extract): Use
926 define_insn_and_split instead of define_insn; Handle pos + size >
928 (*sign_extract): Likewise.
930 2016-11-22 Marek Polacek <polacek@redhat.com>
932 PR tree-optimization/78455
933 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
935 2016-11-22 Ian Lance Taylor <iant@golang.org>
939 * godump.c (go_format_type): Always pass alignment as 1 when
940 calling go_append_padding at end of struct/union.
942 2016-11-22 Jakub Jelinek <jakub@redhat.com>
945 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
946 _mm512_setzero_hi): Removed.
947 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
948 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
949 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
950 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
951 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
952 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
953 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
954 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
955 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
956 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
957 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
958 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
959 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
960 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
961 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
962 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
963 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
964 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
965 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
966 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
967 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
968 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
969 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
970 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
971 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
972 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
973 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
974 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
975 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
976 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
977 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
978 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
979 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
980 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
981 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
982 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
983 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
984 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
985 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
986 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
987 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
988 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
989 _mm512_setzero_qi or _mm512_setzero_hi.
990 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
991 _mm512_maskz_dbsad_epu8): Formatting fixes.
992 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
993 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
994 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
995 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
996 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
997 _mm512_setzero_qi or _mm512_setzero_hi.
999 2016-11-22 Nathan Sidwell <nathan@acm.org>
1001 * gcc-ar.c (main): Fix indentation.
1002 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
1003 * ggc-page.c (move_ptes_to_front): Fix formatting.
1004 * hsa-dump.c (dump_has_cfun): Fix indentation.
1005 * sel-sched-ir.h: Remove trailing blank lines.
1007 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1008 Alexander Monakov <amonakov@ispras.ru>
1010 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
1011 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
1012 (omp_clause_code_name): Add _simt_ name.
1013 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
1014 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
1015 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
1016 (scan_omp_simd): New function.
1017 (scan_omp_1_stmt): Use it in target regions if needed.
1018 (omp_max_vf): Don't max with omp_max_simt_vf.
1019 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
1020 OMP_CLAUSE__SIMT_ is present.
1021 (lower_rec_input_clauses): Compute maybe_simt from presence of
1023 (lower_lastprivate_clauses): Likewise.
1024 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
1025 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
1026 * internal-fn.def (GOMP_USE_SIMT): New internal function.
1027 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
1029 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
1031 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
1032 (expand_GOMP_SIMT_VF): New.
1033 (expand_GOMP_SIMT_LAST_LANE): New.
1034 (expand_GOMP_SIMT_ORDERED_PRED): New.
1035 (expand_GOMP_SIMT_VOTE_ANY): New.
1036 (expand_GOMP_SIMT_XCHG_BFLY): New.
1037 (expand_GOMP_SIMT_XCHG_IDX): New.
1038 * internal-fn.def (GOMP_SIMT_LANE): New.
1039 (GOMP_SIMT_VF): New.
1040 (GOMP_SIMT_LAST_LANE): New.
1041 (GOMP_SIMT_ORDERED_PRED): New.
1042 (GOMP_SIMT_VOTE_ANY): New.
1043 (GOMP_SIMT_XCHG_BFLY): New.
1044 (GOMP_SIMT_XCHG_IDX): New.
1045 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
1046 (create_omp_child_function): ...here. Set "omp target entrypoint"
1047 or "omp declare target" attribute based on is_gimple_omp_offloaded.
1048 (omp_max_simt_vf): New. Use it...
1049 (omp_max_vf): ...here.
1050 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
1051 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
1052 (lower_omp_ordered): Likewise, for "ordered" lowering.
1053 (expand_omp_simd): Add SIMT transforms.
1054 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
1055 (execute_omp_device_lower): New.
1056 (pass_data_omp_device_lower): New.
1057 (pass_omp_device_lower): New pass.
1058 (make_pass_omp_device_lower): New.
1059 * passes.def (pass_omp_device_lower): Position new pass.
1060 * tree-pass.h (PROP_gimple_lomp_dev): Define.
1061 (make_pass_omp_device_lower): Declare.
1063 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1066 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
1067 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
1069 (_mm_maskz_load_epi64): Likewise.
1070 (_mm_setzero_hi): Removed.
1071 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
1073 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
1074 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
1075 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
1076 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
1077 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
1078 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
1079 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
1080 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
1081 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1082 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
1083 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
1085 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
1086 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
1087 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
1088 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
1089 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
1090 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
1091 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
1092 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
1093 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
1094 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
1095 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
1096 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1097 instead of _mm_setzero_hi.
1098 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
1099 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
1100 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
1101 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
1102 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
1103 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
1104 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
1105 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
1106 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
1107 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
1108 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
1109 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
1110 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
1111 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
1112 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
1113 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
1114 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
1115 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
1116 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
1117 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
1118 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
1119 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
1120 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
1121 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
1122 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
1123 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
1125 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
1126 instead of _mm_setzero_hi.
1127 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
1128 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
1129 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
1130 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1131 _mm_setzero_si128 instead of _mm_setzero_di.
1132 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
1133 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
1134 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
1135 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
1136 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
1137 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
1138 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
1139 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
1140 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
1141 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
1142 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
1143 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
1144 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
1145 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
1146 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
1147 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
1148 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
1149 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
1150 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
1151 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
1152 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
1153 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
1154 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
1155 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
1156 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
1157 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
1158 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
1159 _mm512_maskz_insertf32x8): Formatting fixes.
1160 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
1161 _mm_setzero_si128 instead of _mm_setzero_di.
1162 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
1163 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
1164 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
1165 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
1166 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
1167 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
1168 _mm_setzero_si128 instead of _mm_setzero_di.
1169 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
1171 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
1172 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
1173 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
1174 _mm_setzero_si128 instead of _mm_setzero_hi.
1175 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
1176 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
1177 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
1178 instead of _mm_setzero_di.
1179 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
1180 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
1182 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
1183 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
1185 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
1187 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
1188 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
1189 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
1191 2016-11-22 Carl Love <cel@us.ibm.com>
1193 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
1194 equal and vector compare not equal. The vector compares take two
1195 arguments of type vector bool char, vector bool short, vector bool int,
1196 vector bool long long with the same return type.
1197 * doc/extend.texi: Update built-in documentation file for the new
1200 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1202 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1205 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1207 * config.gcc: Allow new rmprofile value for configure option
1208 --with-multilib-list.
1209 * config/arm/t-rmprofile: New file.
1210 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1213 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1216 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1217 register operand in alternatives 4,5,6.
1219 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1222 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1223 in save register mask if it is needed.
1225 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1227 PR tree-optimization/78436
1228 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1229 (shift_bytes_in_array, shift_bytes_in_array_right,
1230 merged_store_group::apply_stores): Formatting fixes.
1231 (clear_bit_region): Likewise. Use memset.
1232 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1233 instead of EXPR and inerted instead of inserted. Use memset instead
1234 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1238 * expmed.c (expand_divmod): Use wide_int for computation of
1239 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1240 Use size <= HOST_BITS_PER_WIDE_INT instead of
1241 HOST_BITS_PER_WIDE_INT >= size.
1243 PR tree-optimization/78445
1244 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1245 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1246 is 1. Formatting fix.
1248 2016-11-22 Martin Liska <mliska@suse.cz>
1251 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1252 (sem_function::get_hash): Use the new field.
1253 (sem_function::parse): Remove an argument from ctor.
1254 (sem_variable::parse): Likewise.
1255 (sem_variable::get_hash): Use the new field.
1256 (sem_item_optimizer::read_section): Use new ctor and set hash.
1257 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1258 sem_variable::sem_variable, sem_function::sem_function.
1260 2016-11-21 Jeff Law <law@redhat.com>
1263 * config/cris/cris.md: Don't call copy_to_mode_reg unless
1264 can_create_pseudo_p is true.
1266 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1269 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
1270 *rotldi3_insert_7): New define_insns.
1272 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1274 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
1275 so that DImode can be allocated to FP/vector registers in more
1276 cases, and we can avoid direct move operations. If the register
1277 needs reloading, prefer GPRs over FP/vector registers. In the
1278 case of FPR vs. Altivec registers, prefer FPR registers unless we
1279 have the ISA 3.0 reg+offset scalar instructions.
1280 (movdi_internal64): Likewise.
1282 2016-11-21 Jakub Jelinek <jakub@redhat.com>
1285 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
1286 for tmp simd array if DECL_NAME (parm) is NULL.
1288 2016-11-20 Jeff Law <law@redhat.com>
1291 * config/m68k/predicates.md (swap_peephole_relational_operator): New
1293 * config/m68k/m68k.md (relational tests against 65535/65536): New
1296 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1298 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
1300 2016-11-21 Martin Sebor <msebor@redhat.com>
1302 * doc/invoke.texi (-fprintf-return-value): Document that option
1303 is enabled by default.
1305 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1307 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
1308 for-loop declaration of loop variable.
1309 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
1310 * config/avr/avr.c (avr_popcount_each_byte)
1311 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
1312 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
1313 (avr_expand_epilogue, avr_function_arg_advance)
1314 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
1315 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
1316 (avr_adjust_reg_alloc_order, output_reload_in_const)
1317 (avr_conditional_register_usage, avr_find_unused_d_reg)
1318 (avr_map_decompose, avr_fold_builtin): Same.
1320 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1322 * config/avr/avr.c (avr_popcount): Remove static function.
1323 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
1325 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
1327 * arm.opt (mapcs-float): Delete option.
1328 * arm.c (arm_option_override): Remove hunk relating to
1330 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
1332 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
1334 * tree-tailcall.c (process_assignment): Simplify the check for
1335 a valid copy, allowing the source to be a local variable as
1336 well as an SSA name.
1337 (find_tail_calls): Allow copies between local variables to follow
1338 the call. Allow the result to be stored in any local variable,
1339 even if it's an aggregate.
1340 (eliminate_tail_call): Check whether the result is an SSA name
1341 before updating its SSA_NAME_DEF_STMT.
1343 2016-11-21 David Malcolm <dmalcolm@redhat.com>
1345 PR preprocessor/78324
1346 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1347 -ftrack-macro-expansion has a value other than 2.
1349 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1351 PR rtl-optimization/78400
1352 * shrink-wrap.c (try_shrink_wrapping_separate): Call
1353 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
1354 and df_update_exit_block_uses.
1356 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1359 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
1360 new default-enabled warning..
1361 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
1362 (BT_PTR_CONST_STRING): Updated.
1363 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
1364 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
1365 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
1366 (strftime): Update builtin function.
1367 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
1368 * tree.h (const_tm_ptr_type_node): New type node.
1369 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
1370 const_tm_ptr_type_node.
1372 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1374 PR tree-optimization/78413
1375 * tree-if-conv.c (versionable_outer_loop_p): Require that both
1376 inner and outer loop latches have single predecessors.
1378 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1381 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
1382 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
1384 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1386 * rtl.h: Adjust prototype.
1387 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
1388 (dead_or_set_regno_p): Likewise.
1390 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1392 * rtl.h: Adjust prototype.
1393 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
1395 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1397 * function.c (contains): Change argument type to rtx_insn *.
1398 (prologue_contains): Likewise.
1399 (epilogue_contains): Likewise.
1400 (prologue_epilogue_contains): Likewise.
1401 * function.h: Adjust prototype.
1403 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1405 * optabs.c (emit_libcall_block): Change argument type to
1407 * optabs.h: Adjust prototype.
1409 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1411 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
1412 (fixup_reorder_chain): Adjust.
1413 * cfgrtl.h: Adjust prototype.
1415 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1417 * rtl.h: Adjust prototype.
1418 * rtlanal.c (replace_label_in_insn): Change argument type to
1421 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1423 * config/v850/v850.c (expand_prologue): Adjust.
1424 (expand_epilogue): Likewise.
1425 * expr.c (init_expr_target): Likewise.
1426 * genrecog.c (print_subroutine): Always make the argument type
1428 * recog.h: Adjust prototype.
1430 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1432 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
1433 up variables to make some rtx_insn *.
1434 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
1435 * config/arc/arc.c: Likewise.
1436 * config/arm/arm.c: Likewise.
1437 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
1438 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
1440 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
1442 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1444 * config/arm/arm.c (legitimize_pic_address): Change to use
1445 rtx_insn * as the type of variables.
1446 (arm_pic_static_addr): Likewise.
1447 (arm_emit_movpair): Likewise.
1448 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1449 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
1450 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
1451 * config/frv/frv.md: Likewise.
1452 * config/i386/i386-protos.h: Likewise.
1453 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
1454 (ix86_split_fp_branch): Likewise.
1455 (predict_jump): Likewise.
1456 * config/ia64/ia64.c: Likewise.
1457 * config/mcore/mcore.c: Likewise.
1458 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
1459 * config/s390/s390.c: Likewise.
1460 * config/s390/s390.md: Likewise.
1461 * config/spu/spu.md: Likewise.
1462 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
1463 * lower-subreg.c (resolve_simple_move): Likewise.
1465 2016-11-20 Jeff Law <law@redhat.com>
1468 * reload.h (struct target_reload): Make x_double_reg_address_ok
1470 * reload.c (find_reloads_address): Check if double_reg_address_ok
1471 is true for the mode of the memory reference.
1472 * reload1.c (init_reload): Initialize double_reg_address_ok for
1475 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
1478 * tree-ssa-uninit.c: Define new global max_phi_args.
1479 (compute_uninit_opnds_pos): Use max_phi_args.
1480 (prune_uninit_phi_opnds): Same.
1481 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
1482 missing NUM_PREDS in function comment.
1483 (can_one_predicate_be_invalidated_p): New.
1484 (can_chain_union_be_invalidated_p): New.
1485 (flatten_out_predicate_chains): New.
1486 (uninit_ops_invalidate_phi_use): New.
1487 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
1489 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1491 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
1492 * match.pd (A /[ex] B CMP C): New simplifications.
1494 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1496 * match.pd (0 / X, X / X, X % X): New simplifications.
1498 2016-11-19 Jakub Jelinek <jakub@redhat.com>
1500 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
1501 when checking if callee's isa flags are subset of caller's isa flags.
1502 Fix comment wording.
1504 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
1505 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
1506 instead and using = 0 instead of &= 0.
1508 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
1509 ix86_add_new_builtins): Formatting fixes.
1510 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
1511 (ix86_get_builtin): Likewise.
1513 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
1514 don't initialize it, don't use it for the case where it isn't
1515 provable %{z} nor using the same argument, instead move merge
1516 argument into a new pseudo and use that as target. Formatting fixes.
1518 2016-11-19 Jeff Law <law@redhat.com>
1521 * config/m68k/m68k.md (bsetdreg): New pattern.
1522 (bchgdreg, bclrdreg): Likewise.
1524 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1527 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1528 instead of force_reg.
1529 (sh_expand_setmem): Likewise.
1531 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
1533 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
1535 2016-11-18 Walter Lee <walt@tilera.com>
1537 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1538 end-of-bundle marker for consecutive barriers.
1540 2016-11-18 Walter Lee <walt@tilera.com>
1542 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1544 2016-11-18 Jakub Jelinek <jakub@redhat.com>
1547 * multiple_target.c (get_attr_len): Start with argnum and increment
1548 argnum on every arg. Use strchr in a loop instead of counting commas
1550 (get_attr_str): Increment argnum for every comma in the string.
1551 (separate_attrs): Use for instead of while loop, simplify.
1552 (expand_target_clones): Rename defenition argument to definition.
1553 Free attrs and attr_str even when diagnosing errors. Temporarily
1554 change input_location around targetm.target_option.valid_attribute_p
1555 calls. Don't emit warning or errors if that function fails.
1557 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
1560 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
1561 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
1562 abbrev_opt_base_type_end only by increasing die_abbrev, before
1564 (optimize_abbrev_table): Don't change abbrev numbers of
1565 base types and CU or optimize implicit consts in them if
1566 calc_base_type_die_sizes has been called during build_abbrev_table.
1567 (calc_base_type_die_sizes): If abbrev_opt_start, set
1568 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
1570 2016-11-18 Jeff Law <law@redhat.com>
1573 * config/m68k/m68k.c (moveq feeding equality comparison): New
1575 * config/m68k/predicates.md (addq_subq_operand): New predicate.
1576 (equality_comparison_operator): Likewise.
1578 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1580 * rtlanal.c (load_extend_op): Move to...
1581 * rtl.h: ...here and make inline.
1583 2016-11-18 Terry Guo <terry.guo@arm.com>
1584 Thomas Preud'homme <thomas.preudhomme@arm.com>
1586 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
1587 * config/arm/arm-opts.h: Include arm-flags.h.
1588 (struct arm_arch_core_flag): Define.
1589 (arm_arch_core_flags): Define.
1590 * config/arm/arm-protos.h: Include arm-flags.h
1591 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
1592 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
1593 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
1594 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
1595 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
1596 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
1597 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
1598 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
1599 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
1600 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
1601 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
1602 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
1603 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
1604 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
1605 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
1606 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
1607 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
1608 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
1609 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
1610 ARM_FSET_CPU_SUBSET): Move to ...
1611 * config/arm/arm-flags.h: This new file.
1612 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
1613 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
1614 (TARGET_MODE_SPECS): Define.
1615 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
1617 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
1619 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
1620 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
1621 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
1622 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
1623 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
1624 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
1625 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
1626 missing and make value unsigned.
1627 (arm_feature_set): Use unsigned entries instead of unsigned long.
1629 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1631 Re-apply after PR bootstrap/77359 is fixed:
1632 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1634 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1635 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
1638 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1641 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
1642 variables in functions calling alloca. Also update the ASCII
1644 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
1645 (STACK_DYNAMIC_OFFSET): Likewise.
1646 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
1647 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
1650 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1651 Alan Hayward <alan.hayward@arm.com>
1652 David Sherwood <david.sherwood@arm.com>
1654 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
1655 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
1656 (add_const_value_attribute): Likewise.
1657 * explow.c (plus_constant): Likewise.
1658 * expmed.c (expand_mult, make_tree): Likewise.
1659 * expr.c (convert_modes): Likewise.
1660 * loop-doloop.c (doloop_optimize): Likewise.
1661 * postreload.c (reload_cse_simplify_set): Likewise.
1662 * simplify-rtx.c (simplify_const_unary_operation): Likewise
1663 (simplify_binary_operation_1, simplify_const_binary_operation):
1665 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
1666 * wide-int.h: Update documentation to recommend rtx_mode_t
1667 instead of std::make_pair.
1669 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1670 Alan Hayward <alan.hayward@arm.com>
1671 David Sherwood <david.sherwood@arm.com>
1673 * tree.h (SET_DECL_MODE): New macro.
1674 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
1675 (expand_gimple_basic_block): Likewise.
1676 * function.c (split_complex_args): Likeise.
1677 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1678 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
1679 * stor-layout.c (layout_decl, relayout_decl): Likewise.
1680 (finish_bitfield_representative): Likewise.
1681 * tree.c (make_node_stat): Likewise.
1682 * tree-inline.c (remap_ssa_name): Likewise.
1683 (tree_function_versioning): Likewise.
1684 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
1685 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
1686 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1687 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
1688 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
1689 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
1690 * varasm.c (make_debug_expr_from_rtl): Likewise.
1692 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
1694 PR rtl-optimization/71785
1695 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
1696 (duplicate_computed_gotos): New function.
1697 (pass_duplicate_computed_gotos::execute): Rewrite.
1699 2016-11-17 Jeff Law <law@redhat.com>
1702 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
1703 barrier prior to deallocating the stack.
1705 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
1707 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
1708 to make better use of cmem loads in the case where a single bit is
1710 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
1712 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
1714 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
1716 (isa_names_table): Handle new features.
1718 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
1719 Andrew Senkevich <andrew.senkevich@intel.com>
1721 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
1722 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
1723 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
1724 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
1725 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
1726 * config/i386/avx5124fmapsintrin.h: New file.
1727 * config/i386/avx5124vnniwintrin.h: Ditto.
1728 * config/i386/constraints.md (h): New constraint.
1729 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
1730 * config/i386/driver-i386.c (host_detect_local_cpu):
1731 Detect avx5124fmaps, avx5124vnniw.
1732 * config/i386/i386-builtin-types.def: Add types
1733 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
1734 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
1735 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
1736 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
1737 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
1738 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
1739 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
1740 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
1741 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
1742 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
1743 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
1744 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
1745 __builtin_ia32_vp4dpwssds_mask): New.
1746 * config/i386/i386-c.c (ix86_target_macros_internal):
1747 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
1748 * config/i386/i386-modes.def: Fixed comment typos, added new
1749 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
1750 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
1752 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
1753 (ix86_option_override_internal): Handle new options.
1754 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
1756 (ix86_expand_builtin): Handle new builtins.
1757 (ix86_additional_allocno_class_p): New.
1758 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
1759 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
1760 (reg_class): Add MOD4_SSE_REGS.
1761 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
1762 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
1763 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
1764 avx5124vnniwintrin.h.
1765 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
1766 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
1767 (define_mode_iterator IMOD4): New.
1768 (define_mode_attr imod4_narrow): Ditto.
1769 (define_insn "mov<mode>"): Ditto.
1770 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
1771 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
1772 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
1773 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
1774 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
1775 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
1776 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
1777 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
1778 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
1779 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
1780 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
1781 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
1782 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
1783 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
1784 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
1785 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
1786 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
1787 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
1788 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
1789 * genmodes.c (mode_size_inline): Extend return type.
1790 * machmode.h (mode_size, mode_base_align): Extend type.
1792 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
1795 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
1796 the appropriate checks for SFmode/DFmode load/stores in GPR
1798 (fusion_addis_mem_combo_store): Likewise.
1799 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
1800 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
1801 d-form instructions for traditional Altivec registers.
1802 (emit_fusion_p9_load): Likewise.
1803 (emit_fusion_p9_store): Likewise.
1804 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
1805 early clobber from scratch register. Do not match if the register
1806 being stored is the scratch register.
1807 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
1808 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
1809 instructions for traditional Altivec registers.
1810 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
1811 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1812 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1814 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1817 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
1818 being live in the function and lr needing to be saved. Distinguish
1819 between already saved pushable registers and registers to push.
1820 Check for LR being an available pushable register.
1822 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1824 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
1825 string input is a string constant.
1826 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
1827 via cmpstrnsi even if neither string is constant.
1829 2016-11-17 Jakub Jelinek <jakub@redhat.com>
1832 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
1833 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
1834 instead, return false if it is NULL, or doesn't fit into uhwi, or
1835 is larger or equal to targetm.max_anchor_offset.
1837 2016-11-17 Pip Cet <pipcet@gmail.com>
1838 Eric Botcazou <ebotcazou@adacore.com>
1840 PR rtl-optimization/78355
1841 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
1842 needs to deal with unaligned accesses.
1843 * doc/tm.texi: Regenerate.
1844 * lra-constraints.c (simplify_operand_subreg): Only invoke
1845 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
1847 2016-11-17 David Malcolm <dmalcolm@redhat.com>
1849 * input.c (selftest::test_lexer_string_locations_long_line): New
1851 (selftest::test_lexer_string_locations_raw_string_multiline): New
1853 (selftest::input_c_tests): Call the new functions, via
1854 for_each_line_table_case.
1856 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1858 * config/aarch64/aarch64.md (mov<mode>): Call
1859 aarch64_split_dimode_const_store on DImode constant stores.
1860 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
1862 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
1865 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1866 Richard Biener <rguenther@suse.de>
1868 PR tree-optimization/77848
1869 * tree-if-conv.c (tree_if_conversion): Always version loops unless
1870 the user specified -ftree-loop-if-convert.
1872 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
1875 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
1876 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
1877 *thumb2_strd_base_neg): Recognize insn regardless of
1878 current_tune->prefer_ldrd_strd.
1879 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
1882 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
1884 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
1887 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
1889 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
1891 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
1892 * config/arc/arc-cpus.def (quarkse_em): Add.
1893 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
1894 * config/arc/arc-opts.h (FPX_QK): Define.
1895 * config/arc/arc-tables.opt: Regenerate.
1896 * config/arc/arc.c (gen_compare_reg): Change.
1897 (arc_register_move_cost): Avoid Dy,Dx moves.
1898 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
1899 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
1900 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
1902 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
1903 (fix_truncsfsi2_fpu): Rename.
1904 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
1905 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
1906 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
1907 * config/arc/t-multilib: Regenerate.
1909 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
1911 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
1913 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
1914 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
1915 (avr_rtx_costs_1, extra_constraint_Q): Same.
1916 (avr_address_cost): Use SUBREG_P if possible.
1918 2016-11-17 Richard Biener <rguenther@suse.de>
1921 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
1922 non-local goto into CFG.
1924 2016-11-17 Richard Biener <rguenther@suse.de>
1926 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
1927 backward compatibility.
1928 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
1929 * tree-if-conv.c (pass_if_conversion::gate): Do not test
1930 flag_tree_loop_if_convert_stores.
1931 (pass_if_conversion::execute): Likewise.
1933 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1935 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
1936 const_double code before calling aarch64_float_const_zero_rtx_p.
1938 2016-11-17 Richard Biener <rguenther@suse.de>
1940 PR tree-optimization/78306
1941 * ipa-inline-analysis.c (initialize_inline_failed): Do not
1942 inhibit inlining if function calls cilk_spawn.
1943 (can_inline_edge_p): Likewise.
1945 2016-11-17 Richard Biener <rguenther@suse.de>
1948 * fold-const.c (negate_expr_p): Fix multiplication case.
1950 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
1953 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
1955 (TARGET_INIT_LIBFUNCS): Delete definition and...
1956 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
1959 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
1961 * config/netbsd-stdint.h: New.
1962 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
1963 (x86_64-*-netbsd*): Likewise.
1965 2016-11-16 Andrew PInski <apinski@cavium.com>
1967 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
1968 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
1969 flag_aarch64_verbose_cost instead of checking for details dump.
1970 (aarch64_rtx_costs_wrapper): Likewise.
1972 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1974 PR rtl-optimization/78378
1975 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
1976 inner only if pos is 0. Fix up formatting.
1978 2016-11-17 Alan Modra <amodra@gmail.com>
1980 PR rtl-optimization/78325
1981 PR rtl-optimization/70890
1982 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
1985 2016-11-16 Jason Merrill <jason@redhat.com>
1987 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
1989 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1990 Richard Biener <rguenther@suse.de>
1992 PR tree-optimization/77848
1993 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
1994 an outer loop, only save basic block aux information for the inner
1996 (versionable_outer_loop_p): New function.
1997 (tree_if_conversion): Version the outer loop instead of the inner
1998 one if the pattern will be recognized for outer-loop
2001 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2003 * gcc/bb-reorder.c: Remove 'toplev.h' include.
2004 (pass_partition_blocks::gate): No longer check
2005 user_defined_section_attribute, instead check the function decl
2006 for a section attribute.
2007 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
2008 set user_defined_section_attribute.
2009 * gcc/final.c (rest_of_handle_final): Likewise.
2010 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
2011 * gcc/toplev.h: Remove declaration of
2012 user_defined_section_attribute.
2014 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2016 * config/mips/mips.md (casesi_internal_mips16_<mode>):
2017 Explicitly switch between JR and JRC for the table jump. Adjust
2020 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2022 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
2023 `insn_count' to 11 rather than 16.
2025 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2027 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
2028 `ltu' rather than `leu' operation in the RTL pattern
2030 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2032 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
2033 missing <d> instruction prefixes throughout. Correct
2036 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2038 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
2039 rather than R_MIPS_JALR relocation in microMIPS code. Do not
2040 cancel short delay slots in PIC call relaxation.
2042 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
2044 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
2045 general register with general register or ARM constant into SP
2048 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2051 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
2052 that loop->header == body_bb if broken_loop.
2054 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
2056 * tree-ssa-math-opts.c (bswap_replace): Remove test
2057 of SLOW_UNALIGNED_ACCESS.
2059 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
2061 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
2062 is selected. Pass -mgomp to offload compiler in OpenMP case.
2063 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
2064 declaration from nvptx.c.
2065 (nvptx_gen_shuffle): Declare.
2066 (nvptx_output_set_softstack): Declare.
2067 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
2068 (need_softstack_decl): New variable.
2069 (need_unisimt_decl): New variable.
2070 (diagnose_openacc_conflict): New. Use it...
2071 (nvptx_option_override): ...here. Handle TARGET_GOMP.
2072 (nvptx_encode_section_info): Handle "shared" attribute.
2073 (write_as_kernel): Restrict to OpenACC target regions.
2074 (init_softstack_frame): New.
2075 (nvptx_init_unisimt_predicate): New.
2076 (write_omp_entry): New. Use it...
2077 (nvptx_declare_function_name): ...here to emit OpenMP target region
2078 entrypoints. Handle TARGET_SOFT_STACK. Call
2079 nvptx_init_unisimt_predicate.
2080 (nvptx_output_set_softstack): New.
2081 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
2082 (nvptx_gen_shuffle): Export.
2083 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
2085 (nvptx_print_operand): Fix handling of instruction predicates.
2086 (nvptx_get_unisimt_master): New helper function.
2087 (nvptx_get_unisimt_predicate): Ditto.
2088 (nvptx_call_insn_is_syscall_p): Ditto.
2089 (nvptx_unisimt_handle_set): Ditto.
2090 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
2091 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
2092 (nvptx_handle_shared_attribute): New. Use it...
2093 (nvptx_attribute_table): ... here (new entry).
2094 (nvptx_record_offload_symbol): Handle NULL attributes.
2095 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
2096 (nvptx_simt_vf): New.
2097 (TARGET_SIMT_VF): Define.
2098 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
2099 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
2100 -muniform-simt option is active.
2101 (STACK_SIZE_MODE): Define.
2102 (FIXED_REGISTERS): Adjust.
2103 (SOFTSTACK_SLOT_REGNUM): New.
2104 (SOFTSTACK_PREV_REGNUM): New.
2105 (REGISTER_NAMES): Adjust.
2106 (struct machine_function): New fields.
2107 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
2108 (UNSPEC_VOTE_BALLOT): Ditto.
2109 (UNSPEC_LANEID): Ditto.
2110 (UNSPECV_NOUNROLL): Ditto.
2111 (atomic): New attribute.
2112 (predicable): New attribute. Generate predicated forms via
2114 (br_true): Mark as not predicable.
2116 (br_true_uni): Ditto.
2117 (br_false_uni): Ditto.
2119 (trap_if_true): Ditto.
2120 (trap_if_false): Ditto.
2121 (nvptx_fork): Ditto.
2122 (nvptx_forked): Ditto.
2123 (nvptx_joining): Ditto.
2124 (nvptx_join): Ditto.
2125 (nvptx_barsync): Ditto.
2126 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
2127 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
2128 (allocate_stack_<mode>): Remove unused pattern.
2129 (set_softstack_insn): New pattern.
2130 (restore_stack_block): Handle for TARGET_SOFT_STACK.
2131 (nvptx_vote_ballot): New pattern.
2132 (omp_simt_lane): Ditto.
2133 (omp_simt_last_lane): Ditto.
2134 (omp_simt_ordered): Ditto.
2135 (omp_simt_vote_any): Ditto.
2136 (omp_simt_xchg_bfly): Ditto.
2137 (omp_simt_xchg_idx): Ditto.
2138 (nvptx_nounroll): Ditto.
2139 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
2140 (atomic_exchange<mode>): Ditto.
2141 (atomic_fetch_add<mode>): Ditto.
2142 (atomic_fetch_addsf): Ditto.
2143 (atomic_fetch_<logic><mode>): Ditto.
2144 * config/nvptx/nvptx.opt (msoft-stack): New option.
2145 (muniform-simt): Ditto.
2147 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
2148 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
2149 * doc/invoke.texi (msoft-stack): Document.
2150 (muniform-simt): Document
2152 * doc/tm.texi: Regenerate.
2153 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
2154 * target.def: Define it.
2155 * target-insns.def (omp_simt_lane): New.
2156 (omp_simt_last_lane): New.
2157 (omp_simt_ordered): New.
2158 (omp_simt_vote_any): New.
2159 (omp_simt_xchg_bfly): New.
2160 (omp_simt_xchg_idx): New.
2162 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
2164 * config/mips/mips-protos.h (mips_set_text_contents_type): New
2166 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
2167 (ASM_OUTPUT_CASE_END): Likewise.
2168 * config/mips/mips.c (mips_set_text_contents_type): New function.
2169 (mips16_emit_constants): Record the pool's initial label number
2170 with the `consttable' insn. Emit a `consttable_end' insn at the end.
2171 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
2172 for `consttable' insns.
2173 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
2174 for `consttable_end' insns.
2175 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
2176 (consttable): Add operand.
2177 (consttable_end): New insn.
2179 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
2181 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
2182 * tree-if-conv.c (tree_if_conversion): Make public.
2183 * * tree-if-conv.h: New file.
2184 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
2185 dynamic alias checks for epilogues.
2186 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
2187 * tree-vect-loop.c: include tree-if-conv.h.
2188 (new_loop_vec_info): Add zeroing orig_loop_info field.
2189 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
2190 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
2191 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
2192 using passed argument.
2193 (vect_transform_loop): Check if created epilogue should be returned
2194 for further vectorization with less vf. If-convert epilogue if
2195 required. Print vectorization success for epilogue.
2196 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
2197 if it is required, pass loop_vinfo produced during vectorization of
2198 loop body to vect_analyze_loop.
2199 * tree-vectorizer.h (struct _loop_vec_info): Add new field
2201 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2202 (LOOP_VINFO_EPILOGUE_P): New.
2203 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2204 (vect_do_peeling): Change prototype to return epilogue.
2205 (vect_analyze_loop): Add argument of loop_vec_info type.
2206 (vect_transform_loop): Return created loop.
2208 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2210 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2211 component as used also if LR_REGNO is a live input to the bb.
2212 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2213 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2214 (df_get_exit_block_use_set): Ditto.
2215 * df.h (df_scan_flags): New enum.
2216 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2217 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2218 df_update_entry_block_defs and df_update_exit_block_uses
2219 at the start; clear the flag and call those functions at the end.
2221 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2222 Alan Hayward <alan.hayward@arm.com>
2223 David Sherwood <david.sherwood@arm.com>
2225 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2226 nb_iterations to the number of latch iterations rather than the
2227 number of loop iterations.
2229 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2230 Alan Hayward <alan.hayward@arm.com>
2231 David Sherwood <david.sherwood@arm.com>
2233 * combine.c (maybe_swap_commutative_operands): New function.
2234 (combine_simplify_rtx): Use it.
2235 (change_zero_ext): Likewise.
2236 (make_compound_operation_int): New function, split out of...
2237 (make_compound_operation): ...here. Use
2238 maybe_swap_commutative_operands for both.
2240 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2242 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2243 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2244 * arm/arm-tables.opt: Regenerated.
2245 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2247 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2248 and 'neon' are aliases for specific implementations.
2250 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2251 Alan Hayward <alan.hayward@arm.com>
2252 David Sherwood <david.sherwood@arm.com>
2254 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2255 and use it in the final call to gen_rtx_fmt_ee.
2256 (expand_vec_cond_expr): Update accordingly.
2257 (expand_vec_cmp_expr): Likewise.
2259 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2260 Alan Hayward <alan.hayward@arm.com>
2261 David Sherwood <david.sherwood@arm.com>
2263 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2265 2016-11-16 Richard Biener <rguenther@suse.de>
2268 * gimplify.c (gimplify_function_tree): Do not instrument
2269 GNU extern inline functions.
2271 2016-11-16 Martin Liska <mliska@suse.cz>
2274 * gimplify.c (gimplify_switch_expr): Always save previous
2275 gimplify_ctxp->live_switch_vars.
2277 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2279 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
2280 zero_extract operations to allow a movb to occur.
2281 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
2282 * testsuite/gcc.target/arc/movb-2.c: Likewise.
2283 * testsuite/gcc.target/arc/movb-5.c: Likewise.
2284 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
2287 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2288 Alan Hayward <alan.hayward@arm.com>
2289 David Sherwood <david.sherwood@arm.com>
2291 * expr.c (emit_group_load_1): Tighten check for whether an
2292 access involves only one operand of a CONCAT. Use extract_bit_field
2293 for constants if the bit range does span the whole operand.
2295 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2296 Alan Hayward <alan.hayward@arm.com>
2297 David Sherwood <david.sherwood@arm.com>
2299 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2301 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2302 Alan Hayward <alan.hayward@arm.com>
2303 David Sherwood <david.sherwood@arm.com>
2305 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
2306 all three iteration counts with an any_* test. Use a single update
2307 for each count. Fix the calculation of nb_iterations_estimate.
2309 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2311 * config/pdp11/pdp11.c: Include dbxout.h.
2313 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2315 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
2317 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2320 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
2321 proper ranges for an SBFX instruction.
2322 (extzv_t2): Likewise for UBFX.
2324 2016-11-16 Richard Biener <rguenther@suse.de>
2326 PR tree-optimization/78348
2327 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
2328 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
2329 (classify_partition): Set PKIND_MEMCPY if dependence analysis
2330 revealed no dependency, PKIND_MEMMOVE otherwise.
2332 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2335 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
2336 it points to non-NULL tree, use it instead of ubsan_create_data.
2337 (instrument_si_overflow): Handle vector signed integer overflow
2339 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
2340 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
2341 vector IFN_UBSAN_CHECK_*.
2342 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
2343 pass it through to ubsan_build_overflow_builtin.
2344 (expand_neg_overflow, expand_mul_overflow): Likewise.
2345 (expand_vector_ubsan_overflow): New function.
2346 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
2347 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
2348 (expand_arith_overflow): Adjust expand_*_overflow callers.
2350 2016-11-16 Matthias Klose <doko@ubuntu.com>
2352 * doc/install.texi: Remove references to java/libjava.
2354 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
2356 * tree-ssa-coalesce.c (register_default_def): Remove
2357 register_ssa_partition.
2358 (create_outofssa_var_map): Likewise.
2359 * tree-ssa-live.c (register_ssa_partition_check): Remove.
2360 * tree-ssa-live.h (register_ssa_partition): Likewise.
2362 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
2364 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
2365 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
2366 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
2367 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
2368 rtx when all sub-rtx are also permanent.
2369 (attr_eq): Simplify.
2370 (attr_copy_rtx): Remove.
2371 (make_canonical, get_attr_value): Use attr_equal_p.
2372 (copy_boolean): Rehash NOT.
2373 (simplify_test_exp_in_temp,
2374 optimize_attrs): Remove call to attr_copy_rtx.
2375 (attr_alt_intersection, attr_alt_union,
2376 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
2377 (make_automaton_attrs): Use attr_eq.
2379 2016-11-15 Matthias Klose <doko@ubuntu.com>
2381 * doc/install.texi: Remove references to java/libjava.
2382 * doc/sourcebuild.texi: Likewise.
2383 * doc/invoke.texi: Likewise.
2384 * doc/standards.texi: Likewise.
2386 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2387 Alan Hayward <alan.hayward@arm.com>
2388 David Sherwood <david.sherwood@arm.com>
2390 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
2392 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2393 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2394 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2395 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2396 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2397 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2398 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2400 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2401 Alan Hayward <alan.hayward@arm.com>
2402 David Sherwood <david.sherwood@arm.com>
2404 * dce.c (check_argument_store): Pass the size instead of
2405 the memory reference.
2406 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
2408 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2409 Alan Hayward <alan.hayward@arm.com>
2410 David Sherwood <david.sherwood@arm.com>
2412 * alias.c (canon_rtx): Use simplify_gen_binary.
2414 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2415 Alan Hayward <alan.hayward@arm.com>
2416 David Sherwood <david.sherwood@arm.com>
2418 * rtl.h (load_extend_op): Declare.
2419 * rtlanal.c (load_extend_op): New function.
2420 (nonzero_bits1): Use it.
2421 (num_sign_bit_copies1): Likewise.
2422 * cse.c (cse_insn): Likewise.
2423 * fold-const.c (fold_single_bit_test): Likewise.
2424 (fold_unary_loc): Likewise.
2425 * fwprop.c (free_load_extend): Likewise.
2426 * postreload.c (reload_cse_simplify_set): Likewise.
2427 (reload_cse_simplify_operands): Likewise.
2428 * combine.c (try_combine): Likewise.
2429 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
2430 subreg_lowpart_p checks.
2432 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2433 Alan Hayward <alan.hayward@arm.com>
2434 David Sherwood <david.sherwood@arm.com>
2436 * combine.c (simplify_shift_const_1): Use the number of bits
2437 in the inner mode to determine the range of the shift.
2438 When handling shifts of vectors, skip any rules that apply
2441 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2442 Alan Hayward <alan.hayward@arm.com>
2443 David Sherwood <david.sherwood@arm.com>
2445 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
2448 2016-11-15 Matthias Klose <doko@ubuntu.com>
2450 * doc/install.texi: Remove references to gcj/libjava.
2451 * doc/invoke.texi: Likewise.
2453 2016-11-15 Jeff Law <law@redhat.com>
2455 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
2456 parameter. Callers changed.
2457 (check-subpath_and_update_thread_path): Extracted from
2458 fsm_find_control_statement_thread_paths.
2459 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
2460 (handle_phi, handle_assignment): Allow any constant node, not
2463 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
2465 * config/arc/arc-arch.h: New file.
2466 * config/arc/arc-arches.def: Likewise.
2467 * config/arc/arc-cpus.def: Likewise.
2468 * config/arc/arc-options.def: Likewise.
2469 * config/arc/t-multilib: Likewise.
2470 * config/arc/genmultilib.awk: Likewise.
2471 * config/arc/genoptions.awk: Likewise.
2472 * config/arc/arc-tables.opt: Likewise.
2473 * config/arc/driver-arc.c: Likewise.
2474 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
2475 * common/config/arc/arc-common.c (arc_handle_option): Trace
2477 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
2478 options; check for supported cpu against arc-cpus.def file.
2479 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
2480 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
2481 * config/arc/arc-c.def: Add emacs local variables.
2482 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
2483 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
2484 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
2485 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
2486 (DEFAULT_arc_fpu_build): Define.
2487 (DEFAULT_arc_mpy_option): Define.
2488 * config/arc/arc-protos.h (arc_init): Delete.
2489 * config/arc/arc.c (arc_cpu_name): New variable.
2490 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
2491 (arc_arc700, arc_arc600, arc_arc601): New variable.
2492 (arc_init): Add static; remove selection of default tune value,
2493 cleanup obsolete error messages.
2494 (arc_override_options): Make use of .def files for selecting the
2495 right cpu and option configurations.
2496 * config/arc/arc.h (stdbool.h): Include.
2497 (TARGET_CPU_DEFAULT): Define.
2498 (CPP_SPEC): Remove mcpu=NPS400 handling.
2499 (arc_cpu_to_as): Declare.
2500 (EXTRA_SPEC_FUNCTIONS): Define.
2501 (OPTION_DEFAULT_SPECS): Likewise.
2502 (ASM_DEFAULT): Remove.
2503 (ASM_SPEC): Use arc_cpu_to_as.
2504 (DRIVER_SELF_SPECS): Remove deprecated options.
2505 (arc_base_cpu): Declare.
2506 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
2507 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
2509 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
2510 * config/arc/arc.md (attr_cpu): Remove.
2511 * config/arc/arc.opt (mno-mpy): Deprecate.
2512 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
2513 (mcpu=ARCHS): Remove.
2514 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
2516 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
2517 (arc_fpu): Use new defines.
2518 (mpy-option): Change to use numeric or string like inputs.
2519 * config/arc/t-arc (driver-arc.o): New target.
2520 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
2521 * config/arc/t-arc-newlib: Delete.
2522 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
2523 * doc/invoke.texi (ARC): Update arc options.
2525 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
2527 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
2528 insn at the beginning of the constant pool.
2529 (mips_insert_insn_pseudos): New function.
2530 (mips_machine_reorg2): Call it.
2531 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
2532 UNSPEC_INSN_PSEUDO enum values.
2533 (insn_pseudo, consttable): New insns.
2535 2016-11-15 Michael Matz <matz@suse.de>
2537 PR missed-optimization/77881
2538 * combine.c (simplify_comparison): Remove useless subregs
2539 also inside the loop, not just after it.
2540 (make_compound_operation): Recognize some subregs as being
2543 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2544 Alan Hayward <alan.hayward@arm.com>
2545 David Sherwood <david.sherwood@arm.com>
2547 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
2550 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2552 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
2553 for using xxinsertw and vinsert{b,h} on ISA 3.0.
2555 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
2556 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
2557 vinsert{b,h} on ISA 3.0.
2559 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2561 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
2562 and cmpnop in two steps: first the ones not accessed in original gimple
2563 expression in a endian independent way and then the ones not accessed
2564 in the final result in an endian-specific way.
2565 (bswap_replace): Stop doing big endian adjustment.
2567 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
2569 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
2570 (*ashl<mode>3_doubleword): Ditto.
2572 2016-11-14 Martin Liska <mliska@suse.cz>
2574 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
2576 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
2577 Richard Biener <rguenther@suse.de>
2579 * doc/invoke.texi (fgimple): Document.
2580 * dumpfile.h (TDF_GIMPLE): Add.
2581 * dumpfile.c (dump_options): Add gimple.
2582 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
2584 (dump_gimple_label): Likewise.
2585 (dump_gimple_phi): Likewise.
2586 (dump_gimple_bb_header): Likewise.
2587 (dump_phi_nodes): Likewise.
2588 (pp_cfg_jump): Likewise. Pass in dump flags.
2589 (dump_implicit_edges): Adjust.
2590 * passes.c (pass_init_dump_file): Do not dump function header
2592 * tree-cfg.c (dump_function_to_file): Dump function return type
2593 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
2595 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
2596 (dump_generic_node): Likewise.
2597 * function.h (struct function): Add pass_startwith member.
2598 * passes.c (execute_one_pass): Implement startwith.
2599 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
2600 and assign proper version for parsed ssa names.
2601 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
2602 * internal-fn.c (expand_PHI): New function.
2603 * internal-fn.h (expand_PHI): Declared here.
2604 * internal-fn.def: New defination for PHI.
2605 * tree-cfg.c (lower_phi_internal_fn): New function.
2606 (build_gimple_cfg): Call it.
2607 (verify_gimple_call): Condition for passing label as arg in internal
2609 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
2610 present PHIs with arguments.
2612 2016-11-14 Martin Liska <mliska@suse.cz>
2615 * common.opt: Add prefer-atomic as a new enum value for
2617 * coretypes.h: Likewise.
2618 * doc/invoke.texi: Document the new option value.
2619 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
2620 * tree-profile.c (tree_profiling): Select default value
2621 of -fprofile-update when 'prefer-atomic' is selected.
2623 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2625 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
2626 (cortex_a57_alu_shift): ...here.
2628 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2630 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
2632 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2633 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2634 (<optab>si3_insn_uxtw): Likewise.
2635 (<optab><mode>3_insn): Likewise.
2636 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
2637 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
2638 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
2639 (<optab><mode>): Likewise.
2640 (insv<mode>): Likewise.
2641 (andim_ashift<mode>_bfiz): Likewise.
2642 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
2643 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
2644 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
2645 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
2646 (exynos_m1_alu_p): Likewise.
2647 * config/arm/types.md: Add bfx.
2648 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
2650 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2652 * config/aarch64/aarch64.c (cortexa57_vector_cost):
2653 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
2655 2016-11-14 Richard Biener <rguenther@suse.de>
2657 PR tree-optimization/78312
2658 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
2659 flow-sensitive info.
2661 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
2664 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
2665 * config/avr/avr.opt (-mabsdata): New option.
2666 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
2667 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
2668 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
2669 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
2670 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
2671 spec depending on AVR_ISA_LDS.
2672 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
2674 2016-11-13 Jakub Jelinek <jakub@redhat.com>
2676 * match.pd: Don't try to compare addresses of variables with
2679 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
2681 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
2682 (propagate_vr_accross_jump_function): Handle unary expressions.
2683 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2684 (load_from_param_1): New.
2685 (load_from_unmodified_param): Factor common part into load_from_param_1.
2686 (load_from_param): New.
2687 (compute_complex_assign_jump_func): Handle unary expressions.
2688 (update_jump_functions_after_inlining): Likewise.
2689 (ipa_write_jump_function): Likewise.
2690 (ipa_read_jump_function): Likewise.
2692 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2695 * doc/invoke.texi: Document Wrestrict.
2696 * pretty-print.c (pp_format): Add case for "Z" specifier.
2697 (test_pp_format): Test "Z" specifier.
2699 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
2701 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
2702 original function needs a static chain.
2704 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
2707 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
2710 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
2713 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
2714 return early if !optional_tbtab.
2716 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
2718 PR rtl-optimization/59461
2719 * doc/rtl.texi (paradoxical subregs): Add missing word.
2720 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
2721 in modes with precision larger than that of last_set_mode.
2722 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
2723 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
2724 REGs to paradoxical SUBREGs.
2725 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
2726 larger than a word before invoking LOAD_EXTEND_OP on it.
2728 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2731 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
2732 element order for little endian ordering.
2734 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
2735 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
2738 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
2741 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
2742 when calculating operand 2.
2743 (rotate to rotatex zext splitter): Ditto.
2745 2016-11-11 Jeff Law <law@redhat.com>
2747 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
2749 (stmt_uses_name_in_undefined_way): New function, extracted from
2750 find_implicit_erroneous_behavior and extended for div/mod case.
2751 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
2752 find_explicit_erroneous_behavior and extended for div/mod case.
2753 (find_implicit_erroneous_behavior): Use new helper function.
2754 (find_explicit_erroneous_behavior): Use new helper function.
2756 2016-11-11 Richard Biener <rguenther@suse.de>
2758 PR tree-optimization/71575
2759 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
2762 2016-11-11 Richard Biener <rguenther@suse.de>
2765 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2766 about uninitialized destination arg of BIT_INSERT_EXPR.
2768 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
2771 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
2772 terminology. Expand to remove ambiguity.
2774 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
2776 PR rtl-optimization/78232
2777 * combine.c (try_combine): Add a big comment about why reusing i2dest
2779 (change_zero_ext): Do not call simplify_gen_binary, do the
2780 simplifications manually.
2782 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2784 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
2785 enable HImode and QImode to go in vector registers by default if
2786 the -mvsx-small-integer option is enabled.
2787 (rs6000_secondary_reload_simple_move): Likewise.
2788 (rs6000_preferred_reload_class): Don't force integer constants to
2789 be loaded into vector registers that we can easily make into
2790 memory (or being created in the GPRs and moved over with direct move).
2791 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
2792 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
2793 vector extraction on ISA 3.0 when the scalar integer can be
2794 allocated in vector registers. Generate the VEC_SELECT directy,
2795 and don't use UNSPEC's to avoid having the scalar type in a vector
2796 register. Make the expander target registers, and let the
2797 combiner fold in results storing to memory, if the machine
2799 (vsx_extract_<mode>_di): Likewise.
2800 (vsx_extract_<mode>_p9): Likewise.
2801 (vsx_extract_<mode>_di_p9): Likewise.
2802 (vsx_extract_<mode>_store_p9): Likewise.
2803 (vsx_extract_si): Likewise.
2804 (vsx_extract_<mode>_p8): Likewise.
2805 (p9_lxsi<wd>zx): Delete, no longer used.
2806 (p9_stxsi<wd>x): Likewise.
2807 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
2808 integers in vector registers for ISA 3.0.
2809 (QHI): Update comment.
2810 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
2811 vector extract instructions in sign/zero extend.
2812 (zero_extendhi<mode>): Likewise.
2813 (extendqi<mode>): Likewise.
2814 (extendhi<mode>2): Likewise.
2815 (HImode splitter for load/sign extend in vector register): Likewise.
2816 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
2817 optimizing floating point conversions to/from small data types and
2818 rewrite it to support QImode/HImode being allowed in vector
2819 registers on ISA 3.0.
2820 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2821 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
2822 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2823 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
2824 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
2825 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
2826 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
2827 VSPLITISW on ISA 2.07.
2828 (movhi_internal): Combine movhi_internal and movqi_internal into
2829 one mov<mode>_internal with an iterator. Add support for QImode
2830 and HImode being allowed in vector registers. Make large number
2831 of attributes and constraints easier to read.
2832 (movqi_internal): Likewise.
2833 (mov<mode>_internal): Likewise.
2834 (movdi_internal64): Fix constraint to allow loading -16..15 with
2835 VSPLITISW on ISA 2.07.
2836 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
2839 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
2841 PR rtl-optimization/78241
2842 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
2843 but emit initial peel copy if niter expr is not reliable.
2845 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
2847 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
2848 (maybe_record_trace_start): If the CFI is different on the new and
2849 old paths, print out both to the dump file before ICEing.
2851 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
2853 * target.def (additional_allocno_class_p): New.
2854 * hooks.h (hook_bool_reg_class_t_false): New prototype.
2855 * hooks.c (hook_bool_reg_class_t_false): New.
2856 * ira.c (setup_allocno_and_important_classes): Use the new hook.
2857 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
2858 * doc/tm.texi: Update.
2860 2016-11-10 Jason Merrill <jason@redhat.com>
2862 * gengtype.c (new_structure): Append to structures list.
2863 (find_structure): Likewise.
2865 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
2867 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
2868 this_dir is 2. Check for this_dir non-zero before dir != this_dir
2871 2016-11-10 Jakub Jelinek <jakub@redhat.com>
2873 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
2874 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
2876 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
2877 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
2878 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
2879 teams distribute parallel for simd even to distribute and teams
2880 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
2881 OMP_CLAUSE_DEPEND_SINK case.
2882 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
2883 (omp_no_lastprivate): Removed.
2884 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
2885 (gimplify_omp_for): Likewise.
2886 (computable_teams_clause): Fail for automatic vars from current
2887 function not yet seen in bind expr.
2888 * langhooks.c (lhd_omp_scalar_p): New function.
2889 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
2890 * varpool.c (varpool_node::get_create): Set node->offloading
2891 even for DECL_EXTERNAL decls.
2892 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
2893 (LANG_HOOKS_OMP_SCALAR_P): Define.
2894 (LANG_HOOKS_DECLS): Use it.
2896 2016-11-10 Martin Liska <mliska@suse.cz>
2899 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
2900 only when SWITCH_BODY is a BIND_EXPR.
2902 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
2905 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
2906 on the context only when it has no DIE yet.
2908 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
2910 * arm.h (target_cpus): Delete.
2911 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
2912 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
2913 (all_architectures): Likewise.
2914 (arm_option_override): Adjust use of CPU enums.
2915 (arm_sched_reorder): Likewise.
2916 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
2917 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
2918 * arm/genopt.sh (processor_type): Prefix enumeration entries with
2920 * arm-tables.opt: Regenerated.
2922 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
2924 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
2926 * config/aarch64/aarch64-tune.md: Regenerated.
2927 * config/arm/arm-cores.def (falkor): New core.
2928 * config/arm/arm-tables.opt: Regenerated.
2929 * config/arm/arm-tune.md: Regenerated.
2930 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
2931 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
2932 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
2933 (ARM Options/-mtune): Likewise.
2935 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
2938 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2940 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
2941 (propagate_vr_accross_jump_function): Likewise.
2942 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2943 (load_from_param_1): New.
2944 (load_from_unmodified_param): Factor common part into load_from_param_1.
2945 (load_from_param): New.
2946 (compute_complex_assign_jump_func): Handle unary expressions.
2947 (ipa_write_jump_function): Likewise.
2948 (ipa_read_jump_function): Likewise.
2950 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
2952 * simplify-rtx.c (simplify_binary_operation_1): Simplify
2953 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
2954 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
2957 2016-11-09 David Malcolm <dmalcolm@redhat.com>
2959 * print-rtl-function.c: Include varasm.h.
2960 (print_any_param_name): New function.
2961 (print_param): New function.
2962 (print_rtx_function): Call print_param for each argument.
2963 * print-rtl.c (rtx_writer::finish_directive): New function.
2964 * print-rtl.h (rtx_writer::finish_directive): New decl.
2966 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
2969 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
2970 operand 0 as earlyclobber.
2971 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
2973 2016-11-09 Martin Liska <mliska@suse.cz>
2975 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
2977 2016-11-09 Jakub Jelinek <jakub@redhat.com>
2980 * builtins.c (expand_builtin_memcmp): Formatting fix.
2982 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
2983 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
2984 or of them, renumber other enumerators.
2985 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
2986 * doc/invoke.texi: Document -fsanitize=shift-base and
2987 -fsanitize-shift-exponent, document -fsanitize=shift as
2988 having those 2 suboptions.
2990 2016-11-09 Richard Biener <rguenther@suse.de>
2992 * fold-const.c (tree_swap_operands_p): Remove unused arg.
2993 * fold-const.c (tree_swap_operands_p): Likewise.
2994 (fold_binary_loc): Adjust.
2995 (fold_ternary_loc): Likewise.
2996 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
2997 * gimple-fold.c (fold_stmt_1): Likewise.
2998 * gimple-match-head.c (gimple_resimplify2): Likewise.
2999 (gimple_resimplify3): Likewise.
3000 (gimple_simplify): Likewise.
3001 * tree-ssa-dom.c (record_equality): Likewise.
3002 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
3003 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3004 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
3006 2016-11-09 Richard Biener <rguenther@suse.de>
3008 * tree-ssa-dom.c (canonicalize_comparison): Remove.
3009 (optimize_stmt): Remove redundant pre-propagation canonicalization
3010 of comparison operand order.
3012 2016-11-09 Martin Liska <mliska@suse.cz>
3014 * fold-const-call.c (fold_const_call): Fix the folding.
3016 2016-11-09 Richard Biener <rguenther@suse.de>
3018 * common.opt (flag_evaluation_order): Remove.
3019 * expr.c (expand_operands): Remove code guarded by
3020 flag_evaluation_order.
3021 * fold-const.c (reorder_operands_p): Remove, it always returns
3023 (negate_expr_p): Remove calls to reorder_operands_p.
3024 (fold_negate_expr): Likewise.
3025 (tree_swap_operands_p): Likewise.
3026 (fold_binary_loc): Likewise.
3028 2016-11-09 Andreas Schwab <schwab@suse.de>
3031 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
3032 insns operating on a register.
3034 2016-11-09 Richard Biener <rguenther@suse.de>
3036 PR tree-optimization/78007
3037 * tree-vect-stmts.c (vectorizable_bswap): New function.
3038 (vectorizable_call): Call vectorizable_bswap for
3039 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
3041 2016-11-09 Richard Biener <rguenther@suse.de>
3043 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
3044 Look at the DR_BASE_ADDRESS object for forcing alignment.
3046 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3048 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
3049 (propagate_vr_accross_jump_function): Likewise.
3050 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
3051 (load_from_param_1): New.
3052 (load_from_unmodified_param): Factor common part into load_from_param_1.
3053 (load_from_param): New.
3054 (compute_complex_assign_jump_func): Handle unary expressions.
3055 (ipa_write_jump_function): Likewise.
3056 (ipa_read_jump_function): Likewise.
3058 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
3061 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
3062 Also fold constant passed as argument while computing value range.
3063 (propagate_constants_accross_call): Pass param type.
3064 * ipa-prop.c: export ipa_get_callee_param_type.
3065 * ipa-prop.h: export ipa_get_callee_param_type.
3067 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3069 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
3070 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
3072 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
3074 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
3075 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
3076 ASAN_STACK_MAGIC_MIDDLE.
3077 (asan_global_struct): Increase the size of fields.
3078 (asan_add_global): Add new field constructor.
3079 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
3080 __asan_version_mismatch_check_v8.
3082 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
3084 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
3087 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
3090 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3091 Handle ASHIFT and LSHIFTRT.
3092 (dimode_scalar_chain::compute_convert_gain): Ditto.
3093 (dimode_scalar_chain::convert_insn): Ditto.
3095 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3097 * gimple-ssa-store-merging.c: Include selftest.h
3098 (verify_array_eq): New function.
3099 (verify_shift_bytes_in_array): Likewise.
3100 (verify_shift_bytes_in_array_right): Likewise.
3101 (verify_clear_bit_region): Likewise.
3102 (verify_clear_bit_region_be): Likewise.
3103 (store_merging_c_tests): Likewise.
3104 * selftest.h (store_merging_c_tests): Declare prototype.
3105 * selftest-run-tests.c (selftest::run_tests): Run
3106 store_merging_c_tests.
3108 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3110 * config/arm/arm.opt (mold-rtx-costs): Delete.
3111 (mnew-generic-costs): Delete.
3112 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
3113 * config/arm/arm.c (arm_rtx_costs_1): Delete.
3114 (arm_size_rtx_costs): Likewise.
3115 (arm_slowmul_rtx_costs): Likewise.
3116 (arm_fastmul_rtx_costs): Likewise.
3117 (arm_xscale_rtx_costs): Likewise.
3118 (arm_9e_rtx_costs): Likewise.
3119 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
3120 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
3121 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
3122 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
3123 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
3124 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
3125 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
3126 arm_cortex_m7_tune):
3127 Delete rtx_costs field.
3128 (arm_new_rtx_costs): Rename to...
3129 (arm_rtx_costs_internal): ... This.
3130 (arm_rtx_costs): Remove old way of doing rtx costs.
3132 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3134 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
3135 (arm_fastmul_tune): Likewise.
3136 (arm_strongarm_tune): Likewise.
3137 (arm_xscale_tune): Likewise.
3138 (arm_9e_tune): Likewise.
3139 (arm_marvell_pj4_tune): Likewise.
3140 (arm_v6t2_tune): Likewise.
3141 (arm_v6m_tune): Likewise.
3142 (arm_fa726te_tune): Likewise.
3144 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3146 PR tree-optimization/78234
3147 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
3150 2016-11-08 Martin Liska <mliska@suse.cz>
3153 * dbgcnt.def: Add new debug counter asan_use_after_scope.
3154 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
3155 with a value expr. Do not add artificial variables to
3156 live_switch_vars. Use the debug counter.
3157 (gimplify_target_expr): Use the debug counter.
3158 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
3159 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
3160 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
3162 2016-11-08 Richard Biener <rguenther@suse.de>
3164 * tree-vect-stmts.c (get_group_load_store_type): If the
3165 access is aligned do not trigger peeling for gaps.
3166 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
3167 force alignment of vars with DECL_USER_ALIGN.
3169 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
3171 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
3173 2016-11-08 Richard Biener <rguenther@suse.de>
3175 PR tree-optimization/78205
3176 * tree-vect-stmts.c (vectorizable_load): Move check whether
3177 we may run into gaps when BB vectorizing SLP permutations ...
3178 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
3179 here where we can do a more precise check.
3181 2016-11-08 Richard Biener <rguenther@suse.de>
3183 PR tree-optimization/78224
3184 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3185 Split the fallthru edge in case its successor may have PHIs.
3186 Do not free dominance info.
3188 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3191 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3192 EH info even for bzhi and pdep/pext.
3194 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
3196 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
3197 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
3199 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
3201 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3203 * config/rs6000/vector.md (div<mode>3): Ditto.
3205 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3207 * configure.ac (.hidden): Change to conftest_s string. Provide string
3209 (gcc_cv_ld_hidden): Yes for AIX.
3210 * configure: Regenerate.
3212 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3214 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3215 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3216 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3217 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3218 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3219 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3221 (rs6000_xcoff_visibility): New.
3222 (rs6000_xcoff_declare_function_name): Add visibility support.
3223 (rs6000_xcoff_asm_globalize_decl_name): New.
3224 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3225 (rs6000_asm_weaken_decl): New.
3226 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3227 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3230 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3233 * incpath.c (remove_dup): Also silently ignore EPERM.
3235 2016-11-07 Martin Jambor <mjambor@suse.cz>
3237 * tree.c (verify_type_variant): Use pointer comparison to check that
3238 TYPE_SIZE_UNIT match.
3240 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3243 * dse.c (dse_step5): Call scan_reads even if just
3244 insn_info->frame_read. Improve and fix dump file messages.
3247 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3248 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3250 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3253 * match.pd: Add following two patterns:
3254 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3255 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3257 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
3259 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
3260 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
3261 * rtl.h (duplicate_reg_notes): Declare.
3262 * rtlanal.c (duplicate_reg_note): New function.
3264 PR rtl-optimization/77309
3265 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
3266 don't assume an equality comparison for plain COMPARE.
3267 (simplify_comparison): Pass a more accurate code to
3268 make_compound_operation.
3270 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
3272 * target.def (compute_pressure_classes): New target hook.
3273 * doc/tm.texi.in: Document it.
3274 * doc/tm.texi: Regenerate.
3275 * ira.c (setup_pressure_classes): Call target hook if defined.
3277 2016-11-07 David Malcolm <dmalcolm@redhat.com>
3279 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
3281 (rtx_writer::print_rtx): In compact mode, omit trailing operands
3282 that have the default values.
3283 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
3285 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
3286 label string from expected dump.
3287 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
3290 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3293 * alias.c (nonoverlapping_memrefs_p): If one decl is
3294 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
3296 2016-11-07 Richard Biener <rguenther@suse.de>
3299 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3302 2016-11-07 Richard Biener <rguenther@suse.de>
3304 PR tree-optimization/78218
3305 * gimple-ssa-store-merging.c
3306 (pass_store_merging::terminate_all_aliasing_chains):
3307 Drop unused argument, fix alias check to also consider uses.
3308 (pass_store_merging::execute): Adjust.
3310 2016-11-07 Richard Biener <rguenther@suse.de>
3312 PR tree-optimization/78228
3313 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
3316 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3319 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
3320 aarch64_simd_shift_imm_<mode> predicate for operand 1.
3321 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
3322 to restrict them to an appropriate range and add FAIL check if the
3323 region they specify is out of range. Delete useless constraint
3325 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
3326 2 and 3 to restrict their range and add pattern predicate.
3328 2016-11-07 Martin Liska <mliska@suse.cz>
3330 * asan.c (enum asan_check_flags): Move the enum to header file.
3331 (asan_init_shadow_ptr_types): Make type creation more generic.
3332 (shadow_mem_size): New function.
3333 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
3334 Rewritten stack unpoisoning code.
3335 (build_shadow_mem_access): Add new argument return_address.
3336 (instrument_derefs): Instrument local variables if use after scope
3337 sanitization is enabled.
3338 (asan_store_shadow_bytes): New function.
3339 (asan_expand_mark_ifn): Likewise.
3340 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
3341 * asan.h (enum asan_mark_flags): Moved here from asan.c
3342 (asan_protect_stack_decl): Protect all declaration that need
3344 (asan_sanitize_use_after_scope): New function.
3345 (asan_no_sanitize_address_p): Likewise.
3346 * cfgexpand.c (partition_stack_vars): Consider
3347 asan_sanitize_use_after_scope in condition.
3348 (expand_stack_vars): Likewise.
3349 * common.opt (-fsanitize-address-use-after-scope): New option.
3350 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3351 Explain the parameter.
3352 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
3353 * gimplify.c (build_asan_poison_call_expr): New function.
3354 (asan_poison_variable): Likewise.
3355 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
3356 variables that have address taken.
3357 (gimplify_decl_expr): Likewise.
3358 (gimplify_target_expr): Likewise for C++ temporaries.
3359 (sort_by_decl_uid): New function.
3360 (gimplify_expr): Unpoison all variables for a label we can jump
3361 from outside of a scope.
3362 (gimplify_switch_expr): Unpoison variables defined in the switch
3364 (gimplify_function_tree): Clear asan_poisoned_variables.
3365 (asan_poison_variables): New function.
3366 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
3367 * internal-fn.c (expand_ASAN_MARK): New function.
3368 * internal-fn.def (ASAN_MARK): Declare.
3369 * opts.c (finish_options): Handle -fstack-reuse if
3370 -fsanitize-address-use-after-scope is enabled.
3371 (common_handle_option): Enable address sanitization if
3372 -fsanitize-address-use-after-scope is enabled.
3373 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
3375 * params.h: Likewise.
3376 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
3377 * sanitizer.def: Define __asan_poison_stack_memory and
3378 __asan_unpoison_stack_memory functions.
3379 * asan.c (asan_mark_poison_p): New function.
3380 (transform_statements): Handle asan_mark_poison_p calls.
3381 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
3383 2016-11-07 Tamar Christina <tamar.christina@arm.com>
3386 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
3388 2016-11-07 Martin Liska <mliska@suse.cz>
3390 * tree-profile.c (gimple_gen_time_profiler): Set proper type
3391 to time_profiler_counter_ptr.
3393 2016-11-07 Richard Biener <rguenther@suse.de>
3395 PR tree-optimization/37150
3396 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
3398 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
3399 (vect_analyze_slp_cost_1): Account for the real number of
3400 permutations emitted and for dead loads.
3401 (vect_transform_slp_perm_load): Add n_perms parameter counting
3402 the number of emitted permutations.
3403 * tree-vect-stmts.c (vectorizable_load): Adjust.
3405 2016-11-07 Richard Biener <rguenther@suse.de>
3407 PR tree-optimization/78189
3408 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
3409 alignment computation.
3411 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3413 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
3415 2016-11-05 Martin Sebor <msebor@redhat.com>
3417 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
3420 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
3424 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
3426 2016-11-04 Jakub Jelinek <jakub@redhat.com>
3429 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
3430 doesn't have rtl set.
3432 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3434 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
3435 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
3436 rs6000_gimple_fold_builtin.
3437 (rs6000_gimple_fold_builtin): New function. Add handling for
3438 early expansion of vector addition builtins.
3440 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3442 * expr.h (copy_blkmode_from_reg): Delete.
3443 * expr.c (copy_blkmode_from_reg): Make static.
3445 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3447 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
3448 * combine.c (LOAD_EXTEND_OP): Delete.
3449 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
3450 * cse.c (LOAD_EXTEND_OP): Delete.
3451 * fold-const.c (LOAD_EXTEND_OP): Likewise.
3452 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
3453 * postreload.c (LOAD_EXTEND_OP): Delete.
3454 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
3455 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
3456 (find_reloads): Likewise.
3457 * reload1.c (eliminate_regs_1): Likewise.
3458 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
3459 (num_sign_bit_copies1): Likewise.
3461 2016-11-04 David Malcolm <dmalcolm@redhat.com>
3463 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
3464 (selftest::ix86_test_dumping_hard_regs): New function.
3465 (selftest::ix86_run_selftests): New function.
3466 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
3467 selftest::ix86_run_selftests.
3468 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
3469 * doc/tm.texi: Regenerate
3470 * selftest-rtl.h: New file.
3471 * rtl-tests.c: Include "selftest-rtl.h".
3472 (selftest::assert_rtl_dump_eq): Make non-static.
3473 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
3474 (selftest::test_dumping_regs): Update comment.
3475 * selftest-run-tests.c: Include "target.h".
3476 (selftest::run_tests): If non-NULL, call
3477 targetm.run_target_selftests.
3478 * target.def (run_target_selftests): New hook.
3480 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3482 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
3483 representative core for this architecture.
3484 * config/arm/arm-cores.def (cortex-m33): Define new processor.
3485 * config/arm/arm-tables.opt: Regenerate.
3486 * config/arm/arm-tune.md: Likewise.
3487 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
3488 valid -mcpu options.
3489 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
3491 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3493 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
3494 representative core for this architecture.
3495 * config/arm/arm-cores.def (cortex-m23): Define new processor.
3496 * config/arm/arm-tables.opt: Regenerate.
3497 * config/arm/arm-tune.md: Likewise.
3498 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
3499 this tuning parameters apply to in the comment.
3500 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
3501 valid -mcpu options.
3502 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
3504 2016-11-04 Bin Cheng <bin.cheng@arm.com>
3506 * fold-const.c (fold_cond_expr_with_comparison): Remove call
3507 to pedantic_non_lvalue_loc. Remove useless code for lvalue
3508 where cond_expr can't be a lvalue.
3510 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
3512 * config/arc/arc.c (arc_process_double_reg_moves): Use
3514 * config/arc/arc.md (movsi_insn): Disable unsupported move
3515 instructions for ARCv2 cores.
3516 (movdi): Use prepare_move_operands.
3517 (movsf, movdf): Use move_dest_operand predicate.
3518 * config/arc/constraints.md (Chs): Enable when barrel shifter is
3520 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
3521 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
3523 (dexcl_3op_peep2_insn_nores): Likewise.
3524 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
3525 (LINK_COMMAND_SPEC): Remove.
3527 2016-11-04 Richard Biener <rguenther@suse.de>
3530 * loop-invariant.c (find_exits): Record entering inner
3531 loops as possibly exiting to handle infinite sub-loops.
3532 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
3533 (fill_always_executed_in_1): Honor infinite child loops.
3535 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3538 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
3539 has already been adjusted for endianness, so don't adjust it any
3543 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
3544 ICmode unless we have standard PowerPC floating point.
3545 * config/rs6000/rs6000.md (FP iterator): Likewise.
3546 (FMOVE128 iterator): Likewise.
3548 2016-11-03 Jakub Jelinek <jakub@redhat.com>
3549 Alexandre Oliva <aoliva@redhat.com>
3550 Jason Merrill <jason@redhat.com>
3554 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
3556 * langhooks.c (lhd_type_dwarf_attribute): New function.
3557 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
3558 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
3559 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
3560 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
3561 (check_qualified_type, check_aligned_type): Call it.
3562 * dwarf2out.c (modified_type_die): Don't use type_main_variant
3563 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3564 check_base_type and check_lang_type.
3565 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
3566 return early. For pointer-to-data-member add DW_AT_use_location
3568 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
3570 (gen_type_die_with_usage): Don't use type_main_variant
3571 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3572 check_base_type and check_lang_type. Formatting fixes. Call
3573 get_debug_type langhook.
3575 2016-11-03 Jason Merrill <jason@redhat.com>
3577 * tree.c (check_lang_type): New.
3578 (check_qualified_type): Use it.
3579 (check_aligned_type): Use it.
3580 * tree.h: Declare it.
3582 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
3584 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
3585 (arm*-freebsd*): Likewise.
3586 (arm*-*-netbsdelf*): Likewise.
3587 (arm*-*-linux*): Likewise.
3588 (arm*-*-uclinux*eabi*): Likewise.
3589 (arm*-*-phoenix*): Likewise.
3590 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
3591 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
3592 specified. Default to arm6 if target_cpu_cname is not set.
3593 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
3594 default cpu has been correctly configured.
3595 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
3596 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
3597 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
3598 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
3599 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3600 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
3601 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3603 2016-11-03 Jiong Wang <jiong.wang@arm.com>
3605 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
3606 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
3607 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
3608 (output_cfa_loc): Support DW_CFA_val_expression.
3609 (output_cfa_loc_raw): Likewise.
3610 (output_cfi): Likewise.
3611 (output_cfi_directive): Likewise.
3612 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
3613 (dw_cfi_oprnd2_desc): Likewise.
3614 (mem_loc_descriptor): Recognize new pattern generated for value
3617 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
3619 PR rtl-optimization/78186
3620 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
3621 well, when converting to IOR.
3623 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
3625 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
3626 (vec_interleave_highv8qi): Likewise.
3628 2016-11-03 Martin Liska <mliska@suse.cz>
3630 * profile.c (instrument_values): Fix coding style.
3631 (branch_prob): Use renamed function.
3632 * tree-profile.c (init_ic_make_global_vars): Likewise.
3633 (gimple_init_edge_profiler): Rename to
3634 gimple_init_gcov_profiler.
3635 tree_time_profiler_counter variable declaration.
3636 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
3638 * value-prof.h: Remove an argument.
3640 2016-11-03 Richard Biener <rguenther@suse.de>
3642 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
3643 symtab_node::get_create.
3645 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3647 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
3648 Move comments into more natural position.
3650 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
3652 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
3653 (PTRDIFF_TYPE): Define as int.
3655 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3657 * ccmp.c (expand_ccmp_expr_1): Adjust.
3658 (expand_ccmp_expr): Likewise.
3659 (expand_ccmp_next): Likewise.
3660 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
3661 (aarch64_gen_ccmp_first): Likewise.
3662 * doc/tm.texi: Regenerate.
3663 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
3664 (gen_ccmp_next): Likewise.
3666 2016-11-03 Bin Cheng <bin.cheng@arm.com>
3668 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
3669 (vect_is_simple_reduction): Swap cond_reduction by inversion.
3671 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
3673 * config/i386/i386.c (ix86_init_libfuncs): New. Call
3674 darwin_rename_builtins here.
3675 (ix86_expand_divmod_libfunc): New.
3676 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
3677 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
3679 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
3680 Nathan Sidwell <nathan@acm.org>
3682 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
3684 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
3686 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
3688 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
3689 to format MODE_INT and MODE_PARTIAL_INT literals.
3691 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
3694 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
3695 NULL if TARGET_SPE_ABI.
3697 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3699 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
3700 clear padding bits even when they're less than a byte.
3702 2016-11-02 Richard Biener <rguenther@suse.de>
3704 * gimple-ssa-store-merging.c: Include gimplify-me.h.
3705 (imm_store_chain_info::output_merged_stores): Force base_addr
3706 to be proper GIMPLE for a MEM_REF address.
3707 (pass_store_merging::execute): Restrict negative bitpos
3708 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
3709 check. Take into account non-NULL_TREE offset if the base
3710 is already addressable.
3712 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
3714 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
3716 (aarch64_be_crypto_sha1hv4si): New pattern.
3718 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
3720 * config/aarch64/aarch64.md (add<mode>3): Remove
3721 redundant code. Don't split frame based additions.
3723 2016-11-02 Richard Biener <rguenther@suse.de>
3725 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
3726 redundant val and dest members.
3727 (store_immediate_info::store_immediate_info): Adjust.
3728 (merged_store_group::merged_store_group): Adjust.
3729 (merged_store_group::apply_stores): Likewise.
3730 (struct imm_store_chain_info): Add base_addr field.
3731 (imm_store_chain_info::imm_store_chain_info): New constructor.
3732 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
3733 (imm_store_chain_info::output_merged_store): Likewise. Use
3734 addr_base which is already the address.
3735 (imm_store_chain_info::output_merged_stores): Likewise.
3736 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
3737 imm_store_chain_info instead of base. Fix alias check.
3738 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
3739 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
3740 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
3741 use the address of the base and adjust for other changes.
3743 2016-11-02 Martin Liska <mliska@suse.cz>
3745 * fold-const-call.c (host_size_t_cst_p): Test whether
3746 t is convertible to size_t.
3748 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3750 PR tree-optimization/78170
3751 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
3752 introduced by native_encode_expr on little-endian as well.
3754 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3756 PR tree-optimization/78162
3757 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
3760 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3762 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
3764 (aarch64_next_callee_save): Likewise.
3765 (aarch64_pushwb_single_reg): Likewise.
3766 (aarch64_gen_storewb_pair): Likewise.
3767 (aarch64_push_regs): Likewise.
3768 (aarch64_gen_loadwb_pair): Likewise.
3769 (aarch64_pop_regs): Likewise.
3770 (aarch64_gen_store_pair): Likewise.
3771 (aarch64_gen_load_pair): Likewise.
3772 (aarch64_save_callee_saves): Likewise.
3773 (aarch64_restore_callee_saves): Likewise.
3775 2016-11-02 Richard Biener <rguenther@suse.de>
3777 PR tree-optimization/78035
3778 PR tree-optimization/77964
3779 * gimple-pretty-print.c (pp_points_to_solution): Print
3780 vars_contains_interposable.
3781 * tree-ssa-alias.c: Include varasm.h.
3782 (ptrs_compare_unequal): Check vars_contains_interposable and
3783 decl_binds_to_current_def_p.
3784 (dump_points_to_solution): Dump vars_contains_interposable.
3785 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
3787 * tree-ssa-structalias.c: Include varasm.h.
3788 (set_uids_in_ptset): Record whether vars contains a
3789 not decl_binds_to_current_def_p variable in vars_contains_interposable.
3790 (ipa_escaped_pt): Update initializer.
3792 2016-11-02 Richard Biener <rguenther@suse.de>
3794 PR tree-optimization/78047
3795 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
3796 fake field at offset zero conservatively regarding to may_have_pointers.
3798 2016-11-02 Richard Biener <rguenther@suse.de>
3800 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
3801 infer_value_range on stmt ops and update value-ranges.
3802 Dump visited stmts and blocks.
3803 (evrp_dom_walker::push_value_range): Dump changes.
3804 (evrp_dom_walker::pop_value_range): Likewise.
3805 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
3807 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3809 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
3811 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
3813 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3815 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
3816 and adjust for that.
3817 * cfgrtl.h (delete_insn_chain): Adjust prototype.
3819 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3821 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
3823 (transcode_memory_rtx): Likewise.
3824 (move_to_acc): Likewise.
3825 (move_from_acc): Likewise.
3826 (move_acc_to_reg): Likewise.
3827 (move_to_x): Likewise.
3828 (move_to_hl): Likewise.
3829 (move_to_de): Likewise.
3830 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
3831 (rs6000_emit_savres_rtx): Likewise.
3832 (rs6000_emit_prologue): Likewise.
3833 * reorg.c (update_reg_unused_notes): Likewise.
3834 * rtl.h (remove_note): Adjust prototype.
3835 * rtlanal.c (remove_note): Make argument type rtx_insn *.
3837 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3839 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
3840 variables so some can be rtx_insn *.
3841 (alpha_emit_xfloating_libcall): Likewise.
3842 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
3843 (mips_legitimize_tls_address): Likewise.
3844 * optabs.c (expand_binop): Likewise.
3845 * reload1.c (gen_reload): Likewise.
3847 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3849 * reorg.c (relax_delay_slots): Split up the trial variable.
3851 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3853 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
3854 of variables rtx_insn *.
3855 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
3856 (legitimize_tls_address): Likewise.
3857 * config/bfin/bfin.c (hwloop_optimize): Likewise.
3858 (bfin_gen_bundles): Likewise.
3859 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3860 (c6x_reorg): Likewise.
3861 * config/frv/frv.c (frv_reorder_packet): Likewise.
3862 * config/i386/i386.c (ix86_split_idivmod): Likewise.
3863 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
3864 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
3865 * config/mn10300/mn10300.c: Likewise.
3866 * config/rl78/rl78.c: Likewise.
3867 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
3868 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
3869 (sh_expand_cmpnstr): Likewise.
3870 (sh_expand_strlen): Likewise.
3871 (sh_expand_setmem): Likewise.
3872 * config/sh/sh.md: Likewise.
3873 * emit-rtl.c (emit_pattern_before): Likewise.
3874 * except.c: Likewise.
3875 * final.c: Likewise.
3878 2016-11-01 Jason Merrill <jason@redhat.com>
3880 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
3881 a COND_EXPR with constant condition.
3883 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3885 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
3886 and its initialization.
3888 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3890 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
3893 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3895 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
3896 argument, don't call add_linkage_name if it is true.
3897 (gen_variable_die): For C++ inline static data members, consider the
3898 initial call when old_die is NULL to be declaration and call
3899 add_name_and_src_coords_attributes in that case with true as
3900 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
3901 (gen_member_die): For C++ inline static data members, emit a
3902 definition DIE right away in DW_TAG_compile_unit context.
3904 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
3907 * config/pa/pa.md: Add new shift/add patterns to handle
3908 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
3910 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
3912 * config/xtensa/xtensa-protos.h
3913 (xtensa_use_return_instruction_p): New prototype.
3914 * config/xtensa/xtensa.c (xtensa_current_frame_size,
3915 xtensa_callee_save_size): Remove.
3916 (struct machine_function): Add new fields: current_frame_size,
3917 callee_save_size, frame_laid_out and epilogue_done.
3918 (compute_frame_size, xtensa_expand_prologue,
3919 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
3920 cfun->machine->callee_save_size and xtensa_current_frame_size
3921 with cfun->machine->current_frame_size.
3922 (compute_frame_size): Update cfun->machine->frame_laid_out and
3923 don't update frame layout after reload completion.
3924 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
3925 instead of zeroing xtensa_current_frame_size.
3926 (xtensa_use_return_instruction_p): New function.
3927 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
3929 (INITIAL_ELIMINATION_OFFSET): Use return value of
3930 compute_frame_size instead of xtensa_current_frame_size value.
3931 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
3932 function xtensa_use_return_instruction_p instead of inline code.
3934 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3936 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
3937 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
3938 * dwarf2out.c (rnglist_idx): New variable.
3939 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
3940 (DEBUG_RNGLISTS_SECTION): Define.
3941 (ranges_base_label): New variable.
3942 (size_of_die) <case dw_val_class_range_list>: If using
3943 DW_FORM_rnglistx, count size of uleb128 of range list index.
3944 (value_format) <case dw_val_class_range_list>: For
3945 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
3946 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
3947 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
3948 (add_ranges_num): Remove useless prototype. Don't multiply
3949 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
3950 for new fields added to dw_ranges struct.
3951 (add_ranges): Add maybe_new_sec argument and pass it
3952 through to add_ranges_num.
3953 (note_rnglist_head): New function.
3954 (add_ranges_by_labels): Pass true as maybe_new_sec to
3955 add_ranges_num, call note_rnglist_head on the head of the list.
3956 (output_ranges): Add function comment. Switch to
3957 .debug_ranges section here and emit .Ldebug_ranges0 label.
3958 (index_rnglists, output_rnglists): New functions.
3959 (gen_subprogram_die): Formatting fixes.
3960 (add_high_low_attributes): Don't divide offsets
3961 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
3962 first list element or when pointing into the middle of
3963 a list. Pass true as second argument to add_ranges on the
3964 first block fragment after cold/hot section switch.
3965 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
3966 section instead of .debug_ranges. Initialize
3967 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
3968 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
3969 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
3970 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
3971 Call output_rnglists for -gdwarf-5.
3972 (dwarf2out_c_finalize): Clear rnglist_idx.
3974 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
3976 * combine.c (simplify_compare_const): Add gcc_fallthrough.
3978 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
3979 Tamar Christina <tamar.christina@arm.com>
3981 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
3982 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
3983 (vmaxnmq_f32): Likewise.
3984 (vminnm_f32): Likewise.
3985 (vminnmq_f32): Likewise.
3986 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
3988 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
3991 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3993 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
3994 binary floating point types supported by the hardware except for
3996 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
3997 vector instruction for optimizing extracting a SImode from a
3998 V4SImode vector and converting it to floating point.
3999 (vsx_xvcvuxwdp_df): Likewise.
4000 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
4001 registers to be any VSX register. Move stores to the end of the
4003 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
4004 to optimize extracting a SImode from a V4SImode vector and
4005 converting it to a binary floating point type supported by the
4006 hardware. Use the vector converts instead of extracting the
4007 element, sign extending it, and then converting it to double.
4008 Other floating point types than double first convert to double,
4009 then the double is converted to that type.
4010 (vsx_extract_si_<uns>float_<mode>): Likewise.
4012 2016-10-31 Andrew Pinski <apinski@cavium.com>
4014 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
4015 Rewrite handling of part num to handle the case where
4016 multiple implementers share the same part num.
4018 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
4019 Jakub Jelinek <jakub@redhat.com>
4021 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
4022 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
4024 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4026 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
4027 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
4028 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
4029 (is_cu_die, is_unit_die): Likewise.
4030 (should_move_die_to_comdat, break_out_comdat_types): Adjust
4031 comments for DWARF5 DW_UT_type units.
4032 (output_compilation_unit_header): Add UT argument, output
4033 start of DWARF5 .debug_info section header.
4034 (output_comp_unit): Add dwo_id argument. Adjust
4035 output_compilation_unit_header caller, for DW_UT_split_compile
4036 emit dwo_id field, otherwise padding1. Emit padding2 field.
4037 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
4038 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
4039 (output_skeleton_debug_sections): Add dwo_id argument, for
4040 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
4041 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
4042 DW_UT_type or DW_UT_split_type units rather than .debug_types.
4043 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
4044 DW_TAG_compile_unit for skeleton unit die. Don't add
4045 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
4046 address to output_comp_unit and output_skeleton_debug_sections.
4048 * dwarf2out.c (debug_line_str_section): New variable.
4049 (debug_line_str_hash): Likewise.
4050 (DEBUG_LINE_STR_SECTION): Define.
4051 (set_indirect_string): Handle DW_FORM_line_strp like
4053 (find_string_form): Fix up formatting.
4054 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
4056 (output_die): Handle DW_FORM_line_strp.
4057 (DWARF5_USE_DEBUG_LINE_STR): Define.
4058 (output_line_string): New function.
4059 (output_file_names): Add -gdwarf-5 support.
4060 (output_line_info): Likewise.
4061 (init_sections_and_labels): Initialize debug_line_str_section.
4062 (output_indirect_string): Change 2nd argument from void *
4063 to enum dwarf_form form, compare with form rather than
4065 (output_indirect_strings): Pass DW_FORM_strp to
4066 output_indirect_string traversion.
4067 (dwarf2out_finish): Output .debug_line_str strings.
4068 (dwarf2out_c_finalize): Clear debug_line_str_section and
4069 debug_line_str_hash.
4071 2016-10-31 Tom Tromey <tom@tromey.com>
4074 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
4075 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
4076 DW_OP_GNU_push_tls_address case.
4077 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
4079 2016-10-31 Jakub Jelinek <jakub@redhat.com>
4081 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
4082 for frame_offset_rel bit.
4083 (struct array_descr_info): Add rank field.
4084 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
4085 and placeholder_seen fields.
4086 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
4087 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
4088 DW_OP_pick 1 into DW_OP_over.
4089 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
4090 gen_variant_part): Clear placeholder_{arg,seen}.
4091 (loc_list_from_tree_1): Drop const from context argument.
4092 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
4093 (loc_list_for_address_of_addr_expr_of_indirect_ref,
4094 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
4096 (add_scalar_info): Drop const from context argument. Handle
4097 context->placeholder_arg.
4098 (add_bound_info): Drop const from context argument.
4099 (gen_descr_array_type_die): Drop const from ctx variable.
4100 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
4101 attribute and use a single DW_TAG_generic_subrange instead of
4102 7 DW_TAG_subrange_type for assumed rank arrays.
4104 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
4105 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
4106 from bool to 1-bit uchar bitfield. Add num_assigned and
4107 offset_emitted bitfields.
4108 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
4109 for dw_val_class_lineptr and dw_val_class_macptr. Handle
4110 dw_val_class_loclistsptr.
4111 (new_addr_loc_descr): Fix up formatting.
4112 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
4113 (add_AT_low_high_pc): Fix up formatting.
4114 (add_AT_loclistsptr): New function.
4115 (AT_lbl): Allow dw_val_class_loclistsptr.
4116 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
4117 Handle dw_val_class_loclistsptr.
4118 (loc_list_idx): New variable.
4119 (output_loclists_offsets, assign_location_list_indexes): New
4121 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
4122 add size_of_uleb128 of the index. Drop never used
4123 dwarf_split_debug_info AT_index handling. Handle
4124 dw_val_class_loclistsptr.
4125 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
4126 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
4127 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
4128 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
4129 DW_FORM_loclistx indexes.
4130 (output_attr_index_or_value): Fix up formatting. Don't handle
4131 dw_val_class_loc_list here.
4132 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
4133 For dw_val_class_loc_list call output_loc_list_offset rather than
4134 output_attr_index_or_value.
4135 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
4136 or .debug_loclists.dwo section name for debug_loc_section.
4137 (resolve_addr_in_expr): Formatting fix.
4138 (index_location_lists): Likewise.
4139 (dwarf2out_finish): If there are any location lists, for
4140 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
4141 index_location_lists only if have_location_lists. Call
4142 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
4143 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
4144 -gsplit-dwarf also emit offset table.
4146 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
4147 (size_of_die, value_format, output_die): Use
4148 DW_FORM_data16 for 128-bit dw_val_class_const_double or
4149 dw_val_class_wide_int.
4151 * dwarf2out.c (dwarf_op): Renamed to ...
4152 (dwarf_OP): ... this.
4153 (convert_descriptor_to_mode, scompare_loc_descriptor,
4154 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4155 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
4157 (dwarf_AT, dwarf_TAG): New functions.
4158 (check_die): Disallow DW_AT_call_all_calls next to
4159 DW_AT_GNU_all_call_sites.
4160 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
4161 and attributes instead of the corresponding GNU tag and attributes.
4162 (gen_subprogram_die): Likewise. Emit call site information even
4163 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
4164 DW_AT_defaulted in comment.
4165 (resolve_addr): Handle DW_AT_call_origin attribute on
4166 DW_TAG_call_site DIE like DW_AT_abstract_origin on
4167 DW_TAG_GNU_call_site DIE.
4169 * dwarf2out.c (dwarf_op): New function.
4170 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
4171 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
4172 (output_loc_operands, output_loc_operands_raw): Likewise.
4173 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
4174 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
4175 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
4176 if dwarf_version < 5.
4177 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
4179 (scompare_loc_descriptor, ucompare_loc_descriptor,
4180 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
4181 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
4182 optimize_location_into_implicit_ptr): Likewise. Only punt for
4183 !dwarf_strict if dwarf_version < 5.
4184 (string_cst_pool_decl): Adjust comment.
4185 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
4187 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
4188 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4189 (struct dw_val_node): Add val_file_implicit field.
4190 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
4191 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
4192 output_die): Handle dw_val_class_const_implicit,
4193 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
4194 (abbrev_die_table): Change into va_gc vec.
4195 (abbrev_die_table_allocated, abbrev_die_table_in_use,
4196 ABBREV_DIE_TABLE_INCREMENT): Remove.
4197 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
4198 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
4200 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
4201 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4203 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4205 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4207 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4209 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4210 unit. Call optimize_abbrev_table.
4211 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4212 abbrev_die_table being a va_gc vec.
4214 PR tree-optimization/77860
4215 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4216 also integral complex and vector constants.
4218 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4219 optimize_macinfo_range, save_macinfo_strings): Replace
4220 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4221 (output_macinfo): Likewise. Emit .debug_macro* rather than
4222 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4223 (init_sections_and_labels): Use .debug_macro* labels rather than
4224 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4225 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4226 or DW_AT_GNU_macros for -gdwarf-5.
4228 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4230 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4232 2016-09-11 Le-Chun Wu <lcwu@google.com>
4233 Mark Wielaard <mjw@redhat.com>
4235 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4236 (Wshadow=local): New option.
4237 (Wshadow-local): Hidden alias for -Wshadow=local.
4238 (Wshadow=compatible-local): New option.
4239 (Wshadow-compatible-local): Hidden alias for
4240 -Wshadow=compatible-local.
4241 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4242 Wshadow=compatible-local.
4244 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4246 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4247 Check slp defs for COND_EXPR by swapping/inverting operands if the
4248 new parameter SWAP indicates so.
4249 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4250 is isomorphic to the first stmt via swapping/inverting. Store swap
4251 information in the new parameter SWAP.
4252 (vect_build_slp_tree): New local array SWAP and pass it to function
4253 vect_build_slp_tree_1. Cleanup result handling code for function
4254 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4255 order of operands has been fixed as indicated by SWAP[i].
4257 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4259 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
4260 unnecessary data dependence check after visited store stmt.
4262 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4264 PR tree-optimization/71915
4265 PR tree-optimization/71490
4266 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
4268 (find_basis_for_base_expr): Require stride types to match when
4270 (alloc_cand_and_find_basis): Record the stride type.
4271 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
4272 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
4273 the expressions having those types.
4274 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
4275 (create_mul_ssa_cand): Likewise.
4276 (create_mul_imm_cand): Likewise.
4277 (create_add_ssa_cand): Likewise.
4278 (create_add_imm_cand): Likewise.
4279 (legal_cast_p_1): Change interface to accept types rather than the
4280 expressions having those types.
4281 (legal_cast_p): Pass types to legal_cast_p_1.
4282 (slsr_process_cast): Pass stride type to
4283 alloc_cand_and_find_basis.
4284 (slsr_process_copy): Likewise.
4285 (dump_candidate): Display stride type when a cast exists.
4286 (create_add_on_incoming_edge): Introduce a cast when necessary for
4288 (analyze_increments): Change the code checking for invalid casts
4289 to rely on the stride type, and update the documentation and
4290 example. Change the code checking for pointer multiplies to rely
4292 (insert_initializers): Introduce a cast when necessary for the
4293 stride type. Use the stride type for the type of the initializer.
4295 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4297 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
4299 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4301 PR rtl-optimization/77919
4302 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
4303 into memory if both modes are complex and their inner modes have the
4304 same precision. If the two modes are different complex modes, convert
4305 each part separately and generate a new CONCAT.
4307 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4309 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
4311 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4314 * gimple-ssa-store-merging.c
4315 (imm_store_chain_info::output_merged_store): Use build_aligned_type
4316 instead of SET_TYPE_ALIGN on shared integral type.
4318 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4320 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4321 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
4324 2016-10-28 Jeff Law <law@redhat.com>
4326 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
4327 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
4329 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4331 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
4333 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4335 * target.def (min_arithmetic_precision): New hook.
4336 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
4337 * doc/tm.texi: Regenerate.
4338 * internal-fn.c (expand_arith_overflow): Adjust handling of target
4339 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
4340 * targhooks.c (default_min_arithmetic_precision): New function.
4341 * targhooks.h (default_min_arithmetic_precision): Declare.
4342 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
4343 (sparc_min_arithmetic_precision): New function.
4345 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4348 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
4349 Swap commutative operands in new RTL if needed. Handle zero_ext
4351 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
4354 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4355 Kugan Vivekanandarajah <kuganv@linaro.org>
4356 Jim Wilson <jim.wilson@linaro.org>
4358 PR tree-optimization/43721
4359 * target.def: New hook expand_divmod_libfunc.
4360 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
4361 * doc/tm.texi: Regenerate.
4362 * internal-fn.def: Add new entry for DIVMOD ifn.
4363 * internal-fn.c (expand_DIVMOD): New.
4364 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
4366 (widen_mul_stats): Add new field divmod_calls_inserted.
4367 (target_supports_divmod_p): New.
4368 (divmod_candidate_p): Likewise.
4369 (convert_to_divmod): Likewise.
4370 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
4371 renumber_gimple_stmt_uids at beginning of function. Call
4372 convert_to_divmod and record stats for divmod.
4373 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
4374 TARGET_EXPAND_DIVMOD_LIBFUNC.
4375 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
4378 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4379 Segher Boessenkool <segher@kernel.crashing.org>
4381 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
4382 swapping the arms of the branch.
4383 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
4384 sequence for the generic signed-signed-signed case.
4386 2016-10-28 Jeff Law <law@redhat.com>
4388 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
4390 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4392 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4394 PR rtl-optimization/78029
4395 * function.c (prologue_contains, epilogue_contains): New functions.
4396 (record_prologue_seq, record_epilogue_seq): New functions.
4397 * function.h (prologue_contains, epilogue_contains,
4398 record_prologue_seq, record_epilogue_seq): New declarations.
4399 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
4400 mixing prologue and epilogue insns.
4401 (init_deps): Initialize the new fields in struct deps_desc.
4402 * sched-int.h (struct deps_desc): New fields last_prologue,
4403 last_epilogue, and last_logue_was_epilogue.
4404 * shrink-wrap.c (emit_common_heads_for_components): Record all
4405 emitted prologue and epilogue insns.
4406 (emit_common_tails_for_components): Ditto.
4407 (insert_prologue_epilogue_for_components): Ditto.
4409 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4412 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
4413 * common.opt (fstore-merging): New Optimization option.
4414 * opts.c (default_options_table): Add entry for
4415 OPT_ftree_store_merging.
4416 * fold-const.h (can_native_encode_type_p): Declare prototype.
4417 * fold-const.c (can_native_encode_type_p): Define.
4418 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
4419 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4420 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
4421 * passes.def: Insert pass_tree_store_merging.
4422 * tree-pass.h (make_pass_store_merging): Declare extern
4424 * gimple-ssa-store-merging.c: New file.
4425 * doc/invoke.texi (Optimization Options): Document
4427 (--param documentation): Document store-merging-allow-unaligned
4428 and max-stores-to-merge.
4430 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
4433 * gimplify.c (gimplify_init_constructor): Move emit of constructor
4434 assignment to earlier in the if/else logic.
4436 2016-10-28 Richard Biener <rguenther@suse.de>
4440 * fold-const.c (make_bit_field_ref): Only adjust alias set
4441 when the original alias set was zero.
4443 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4445 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
4446 (s390_adjust_loops): New function.
4447 (s390_reorg): Invoke s390_adjust_loops.
4448 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
4449 ("osc_break"): New insn definition.
4451 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4453 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
4454 * config.gcc: Support alternate archXX cpu levels with
4455 --with-arch= and --with-tune=.
4456 * config/s390/linux.h: Translate new archXX cpu levels to the
4457 original names when calling GAS.
4458 * config/s390/tpf.h: Likewise.
4459 * doc/invoke.texi: Document the alternate cpu level names.
4461 2016-10-28 Jakub Jelinek <jakub@redhat.com>
4463 PR rtl-optimization/77919
4464 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
4465 MEM if mode1 is not a complex mode.
4467 PR rtl-optimization/78132
4468 * ree.c (combine_reaching_defs): Give up if copy_needed and
4469 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
4471 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
4473 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
4475 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4477 * config/rs6000/constraints.md (wH constraint): Add new
4478 constraints for allowing 32-bit integers (and eventually 8/16-bit
4479 integers) into the vector registers.
4480 (wI constraint): Likewise.
4481 (wJ constraint): Likewise.
4482 (wK constraint): Likewise.
4483 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
4484 -mvsx-small-integer as a default option for ISA 2.07
4486 (POWERPC_MASKS): Likewise.
4487 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
4488 switch to turn off small integer support in vector registers.
4489 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
4490 test for -mupper-regs-di, since it is already done with the
4491 reg_add[mode].scalar_in_vsx_p. Add support for the switch
4492 -mvsx-small-integer.
4493 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
4495 (rs6000_setup_reg_addr_masks): Likewise.
4496 (rs6000_init_hard_regno_mode_ok): Likewise.
4497 (rs6000_option_override_internal): Add consistency checks for
4498 -mvsx-small-integer.
4499 (rs6000_secondary_reload_simple_move): SImode is a simple move if
4500 -mvsx-small-integer.
4501 (rs6000_secondary_reload): Use std::swap.
4502 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
4503 VSX_REGS for small integers in vector registers, since there is no
4504 D-FORM address mode for such types.
4505 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
4506 (rs6000_opt_masks): Add -mvsx-small-integer.
4507 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
4509 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
4510 extracts can be done on ISA 2.07.
4511 (vsx_extract_<mode>): Add support for small integers in vsx
4513 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
4514 longer support V4SImode in this pattern.
4515 (vsx_extract_si): New insn to support extraction of SImode in ISA
4516 2.07 using either xxextractuw or vspltw.
4517 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
4518 longer support V4SImode in this pattern.
4519 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
4520 wJ, and wK constraints.
4521 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
4522 storing SDmode with VSX instructions.
4523 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
4524 GPR load and before the FPR and VSX loads. Remove ??, ! from the
4525 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
4526 small integers in vector registers.
4527 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
4528 load and before the FPR and VSX loads. Remove ??, ! from the
4529 constraints. Add VEXTSW2D support for small integers in vector
4531 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
4532 integers in vector registers.
4533 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
4534 move instead of using an UNSPEC.
4535 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
4536 integers in vector registers.
4537 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
4538 move instead of using an UNSPEC.
4539 (movsi_internal1): Add support for -mvsx-small-integer. Align
4540 columns so that it is more readable.
4541 (SImode splitter for ISA 3.0 constants): Add splitter for
4542 -128..127 constants that can easily be constructed on ISA 3.0.
4543 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
4546 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4549 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
4552 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
4554 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
4555 PIC_OFFSET_TABLE_REGNUM twice.
4557 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4559 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
4560 support for constant operand for OP.
4562 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4564 * dwarf2out.c (gen_member_die): Only reparent_child instead of
4565 splice_child_die if child doesn't have DW_AT_specification attribute.
4567 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4569 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
4570 (TARGET_HAVE_LDREXBH): Likewise.
4571 (TARGET_HAVE_LDACQ): Likewise.
4573 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4575 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
4576 logic to to decide whether to copy over old value to register for new
4578 * config/arm/sync.md: Add comments explaning why mode and code
4579 attribute are not defined in iterators.md
4580 (thumb1_atomic_op_str): New code attribute.
4581 (thumb1_atomic_newop_str): Likewise.
4582 (thumb1_atomic_fetch_op_str): Likewise.
4583 (thumb1_atomic_fetch_newop_str): Likewise.
4584 (thumb1_atomic_fetch_oldop_str): Likewise.
4585 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
4586 mirror the more restrictive constraints of the Thumb-1 insns after
4587 split compared to Thumb-2 counterpart insns.
4588 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
4589 in sync with non atomic version.
4590 (atomic_nand<mode>): Likewise.
4591 (atomic_fetch_<sync_optab><mode>): Likewise.
4592 (atomic_fetch_nand<mode>): Likewise.
4593 (atomic_<sync_optab>_fetch<mode>): Likewise.
4594 (atomic_nand_fetch<mode>): Likewise.
4595 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
4596 in sync with atomic version.
4597 (thumb1_subsi3_insn): Likewise.
4598 (thumb1_andsi3_insn): Likewise.
4599 (thumb1_iorsi3_insn): Likewise.
4600 (thumb1_xorsi3_insn): Likewise.
4602 2016-10-27 Nick Clifton <nickc@redhat.com>
4604 * plugin.c (register_plugin_info): Produce an error message if the
4605 plugin is not found in the hash table.
4607 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4609 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
4612 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
4615 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
4616 define builtin functions from the bdesc_spe_predicates or
4617 bdesc_spe_evsel arrays if the builtin mask is not compatible with
4618 the current compiler configuration.
4619 (paired_init_builtins): Modify loop to not define define builtin
4620 functions from the bdesc_paried_preds array if the builtin mask is
4621 not compatible with the current compiler configuration.
4622 (altivec_init_builtins): Modify loops to not define the
4623 __builtin_altivec_stxvl function nor the builtin functions from
4624 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
4625 builtin mask is not compatible with the current compiler
4628 2016-10-26 Jeff Law <law@redhat.com>
4630 * config/sh/sh.c (output_branch): Add missing fallthru comments.
4631 (gen_shl_and): Likewise.
4632 * config/sh/sh.md (movsicc): Add missing fallthru comments.
4634 * config/mips/mips.c (mips16_constant_cost): Add missing
4636 (mips16_build_call_stub): Increase buffer size. Adjust
4639 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4641 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
4642 INSN_UIDs for all insns in compact mode.
4643 (rtx_writer::print_rtx): Likewise.
4644 * print-rtl.h (rtx_writer::flag_compact): Update comment.
4645 * rtl-tests.c (selftest::test_dumping_insns): Update expected
4646 output to include INSN_UID.
4647 (selftest::test_uncond_jump): Likewise.
4649 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
4651 * haifa-sched.c (call_used_regs_num): Rename to...
4652 (call_saved_regs_num): ...this.
4653 (fixed_regs_num): New variable.
4654 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
4656 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
4658 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4660 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
4662 * print-rtl.c (outfile): Delete global.
4663 (sawclose): Likewise.
4665 (in_call_function_usage): Likewise.
4666 (flag_compact): Likewise.
4667 (flag_simple): Likewise.
4668 (rtx_writer::rtx_writer): New ctor.
4669 (print_rtx_operand_code_0): Convert to...
4670 (rtx_writer::print_rtx_operand_code_0): ...this.
4671 (print_rtx_operand_code_e): Convert to...
4672 (rtx_writer::print_rtx_operand_code_e): ...this.
4673 (print_rtx_operand_codes_E_and_V): Convert to...
4674 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
4675 (print_rtx_operand_code_i): Convert to...
4676 (rtx_writer::print_rtx_operand_code_i): ...this.
4677 (print_rtx_operand_code_r): Convert to...
4678 (rtx_writer::print_rtx_operand_code_r): ...this.
4679 (print_rtx_operand_code_u): Convert to...
4680 (rtx_writer::print_rtx_operand_code_u): ...this.
4681 (print_rtx_operand): Convert to...
4682 (rtx_writer::print_rtx_operand): ...this.
4683 (print_rtx): Convert to...
4684 (rtx_writer::print_rtx): ...this.
4685 (print_inline_rtx): Rewrite in terms of class rtx_writer.
4686 (debug_rtx): Likewise.
4687 (print_rtl): Convert to...
4688 (rtx_writer::print_rtl): ...this.
4689 (print_rtl): Reimplement in terms of class rtx_writer.
4690 (print_rtl_single): Rewrite in terms of class rtx_writer.
4691 (print_rtl_single_with_indent): Convert to..
4692 (rtx_writer::print_rtl_single_with_indent): ...this.
4693 (print_simple_rtl): Rewrite in terms of class rtx_writer.
4694 * print-rtl.h (flag_compact): Delete decl.
4695 (class rtx_writer): New class.
4696 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
4699 2016-10-26 Jeff Law <law@redhat.com>
4701 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
4704 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
4705 (check_if_valid_sleep_operand): Add missing fallthru comment.
4706 (arc_register_move_cost): Increase buffer size.
4707 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
4709 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
4711 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
4712 comment. Add gcc_unreachable for path that should never happen.
4714 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
4717 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4718 Martin Liska <mliska@suse.cz>
4721 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
4722 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
4723 on outer context if any.
4725 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4727 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
4728 by increment rather than double it.
4729 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
4730 emit a space before args[4].
4731 (END): Don't emit a space before with_arg.
4733 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4735 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
4736 Baseline only alternatives to (i) hold store atomic success value in a
4737 return register rather than a scratch register, (ii) use a low register
4738 for it and to (iii) ensure the cbranchsi insn generated by the split
4739 respect the constraints of Thumb-1 cbranchsi4_insn and
4741 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
4742 constraints must match those in atomic_compare_and_swap.
4743 (cbranchsi4_scratch): Likewise.
4745 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4747 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
4748 variable. Add the new parameter to the insn generator. Set that
4749 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
4750 return value from the negation of that parameter for Thumb-1, keeping
4751 the logic unchanged otherwise except for using bdst as the destination
4752 register of the compare_and_swap insn.
4753 (arm_split_compare_and_swap): Add explanation about how is the value
4754 returned to the function comment. Rename scratch variable to
4755 neg_bval. Adapt initialization of variables holding operands to the
4756 new operand numbers. Use return register to hold result of store
4757 exclusive for Thumb-1, scratch register otherwise. Construct the
4758 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
4759 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
4760 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
4761 for strongly ordered compare_and_swap.
4762 * config/arm/predicates.md (cc_register_operand): New predicate.
4763 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
4764 match_operand with the new predicate to accept either the CC flag or a
4765 destination register for the boolean return value, restricting it to
4766 CC flag only via constraint. Adapt operand numbers accordingly.
4768 2016-10-26 Jeff Law <law@redhat.com>
4770 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
4772 * config/frv/frv.c (comparison_string): Do not fall through after
4775 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
4777 (expand_one_builtin): Add missing break.
4779 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
4780 (m32c_legitimate_address_p): Likewise.
4782 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
4784 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
4786 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
4789 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
4792 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
4794 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
4796 (rl78_asm_ctor_dtor): Increase buffer size.
4798 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
4800 (xstormy16_asm_output_constructor): Likewise.
4802 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
4805 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
4806 comment to silence warning.
4808 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
4809 (spu_legitimate_address_p): Fix logic error and add missing fallthru
4812 2016-10-26 Michael Matz <matz@suse.de>
4814 PR tree-optimization/78060
4815 PR tree-optimization/78061
4816 PR tree-optimization/78088
4817 * tree-ssa-loop-split.c (easy_exit_values): New function.
4818 (tree_ssa_split_loops): Use it.
4819 (compute_new_first_bound): Change order of operations,
4820 fix invalid use of types.
4822 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
4824 gen-pass-instances.awk is sensitive to the order in which
4825 passes are added; passes that appear later have to be added first.
4829 * config/avr/avr-passes.def: Swap order of directives for
4830 gen-pass-instances.awk.
4832 2016-10-25 Jeff Law <law@redhat.com>
4834 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
4835 (vax_notice_update_cc): Likewise.
4837 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
4839 * config.gcc (sparc*-*-solaris2*): Adjust.
4840 (sparc64-*-linux*): Likewise.
4841 * config/sparc/default-64.h: Rename to...
4842 * config/sparc/default64.h: ...this.
4843 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
4845 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
4846 * config/sparc/sparc.h: Minor tweaks.
4847 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
4848 TARGET_ARCH32 throughout. Minor various tweaks throughout.
4850 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4852 * input.c (fcache::file_patch): Add comment about lifetime.
4853 (selftest::cpp_reader_ptr): New class.
4854 (selftest::lexer_test): Convert m_parser from cpp_reader *
4855 to a cpp_reader_ptr, and move m_tempfile to after it.
4856 (selftest::lexer_test::lexer_test): Update for above reordering.
4857 (lexer_test::~lexer_test): Move cleanup of m_parser to
4858 cpp_reader_ptr's dtor.
4860 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4862 * toplev.c (toplev::main): Remove call to
4863 location_adhoc_data_fini.
4865 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
4867 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
4868 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
4870 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4872 * ggc-tests.c (forcibly_ggc_collect): Rename to...
4873 (selftest::forcibly_ggc_collect): ...this, and remove "static".
4874 (test_basic_struct): Update for above renaming.
4875 (test_length): Likewise.
4876 (test_union): Likewise.
4877 (test_finalization): Likewise.
4878 (test_deletable_global): Likewise.
4879 (test_inheritance): Likewise.
4880 (test_chain_next): Likewise.
4881 (test_user_struct): Likewise.
4882 (test_tree_marking): Likewise.
4883 * selftest-run-tests.c (selftest::run_tests): Call
4884 selftest::forcibly_ggc_collect at the end of the selftests.
4885 * selftest.h (selftest::forcibly_ggc_collect): New decl.
4887 2016-10-25 Jakub Jelinek <jakub@redhat.com>
4890 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
4891 * optabs.c (expand_vec_cond_expr): For comparison codes
4892 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
4893 (expand_vec_cmp_expr): For comparison codes
4894 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
4895 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
4896 Add enum tree_code argument.
4897 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
4899 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
4900 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
4902 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
4903 NE_EXPR, attempt to use vcondeq_optab as fallback.
4904 * tree-vect-generic.c (expand_vector_comparison,
4905 expand_vector_divmod, expand_vector_condition): Adjust
4906 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
4907 * tree-vect-stmts.c (vectorizable_condition,
4908 vectorizable_comparison): Likewise.
4909 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
4910 check_bool_pattern, search_type_for_mask_1): Likewise.
4911 * expr.c (do_store_flag): Likewise.
4912 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
4913 @code{vcondeq@var{m}@var{n}}): Document.
4914 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
4917 2016-10-25 Jeff Law <law@redhat.com>
4919 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
4921 (v850_output_aligned_bss): Add missing break.
4923 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
4925 2016-10-25 Martin Liska <mliska@suse.cz>
4928 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
4929 statements as they can also contain possibly a freeing call.
4931 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
4932 Martin Liska <mliska@suse.cz>
4935 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
4936 * ipa-icf.c (sem_function::get_hash): Add target optimization
4939 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
4942 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
4943 Remove partial overlap check for shift by 1.
4944 (ashldi3_neon): Likewise.
4946 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
4948 * config/arm/constraints.md (Q constraint): Document its use for
4950 (Pf constraint): New constraint for relaxed, consume or relaxed memory
4952 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
4953 alternatives to allow any register when memory model matches Pf and
4954 thus lda is used, but only low registers otherwise. Use unpredicated
4955 output template for Thumb-1 targets.
4956 (atomic_store<mode>): Likewise for stl.
4957 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
4958 whose output template does not have predication.
4959 (arm_load_acquire_exclusive<mode>): Likewise.
4960 (arm_load_exclusivesi): Likewise.
4961 (arm_load_acquire_exclusivesi): Likewise.
4962 (arm_store_release_exclusive<mode>): Likewise.
4963 (arm_store_exclusive<mode>): Use unpredicated output template for
4966 2016-10-25 Jakub Jelinek <jakub@redhat.com>
4968 * internal-fn.def (LAUNDER): New internal function.
4969 * internal-fn.c (expand_LAUNDER): New function.
4971 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
4972 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
4974 New avr target pass to work around performance loss by PR fix.
4978 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
4979 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
4980 * config/avr/predicates.md (extend_operator): New.
4981 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
4982 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
4983 (make_avr_pass_casesi): New prototypes.
4984 * config/avr/avr.c (print-rtl.h): Include it.
4985 (pass_data avr_pass_data_casesi): Data for new pass.
4986 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
4987 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
4988 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
4989 (avr_optimize_casesi): New functions.
4991 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
4992 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
4996 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
4998 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5000 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
5001 DW_AT_rvalue_reference attributes.
5003 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
5005 * doc/invoke.text (Wint-in-bool-context): Update documentation.
5006 * value-prof.c (stringop_block_profile): Fix a warning.
5008 2016-10-24 Martin Sebor <msebor@redhat.com>
5011 * builtins.c (string_length): New function.
5012 (c_strlen): Use string_length. Correctly handle wide strings.
5013 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
5015 (target_int_max): Call target_max_value.
5016 (format_result::knownrange): New data member.
5017 (fmtresult::fmtresult): Define default constructor.
5018 (format_integer): Use it and set format_result::knownrange.
5019 Handle global constants.
5020 (format_floating_max): Add third argument.
5021 (format_floating): Recompute maximum value for %a for each argument.
5022 (get_string_length): Use fmtresult default ctor.
5023 (format_string): Set format_result::knownrange.
5024 (format_directive): Check format_result::knownrange.
5025 (add_bytes): Same. Correct caret placement in diagnostics.
5026 (pass_sprintf_length::compute_format_length): Set
5027 format_result::knownrange.
5028 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
5030 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5032 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
5033 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
5035 2016-10-24 Ximin Luo <infinity0@pwned.gg>
5038 * dwarf2out.c (file_table_relative_p): Remove.
5039 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
5040 also for absolute paths.
5041 * doc/tm.texi: Update.
5042 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
5043 * target.def (force_at_comp_dir): Remove hook.
5044 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
5046 2016-10-24 Richard Biener <rguenther@suse.de>
5048 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
5049 backedges when identifying the single predecessor to take
5050 conditional info from. Use SCEV to get at ranges for loop IVs.
5051 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
5052 avoid false warning.
5054 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
5057 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
5058 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
5059 (avr_address_tiny_absdata_p): New static function.
5060 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
5061 it to determine validity of constant addresses.
5062 (avr_attribute_table) [absdata]: New variable attribute...
5063 (avr_handle_absdata_attribute): ...and handler.
5064 (avr_decl_absdata_p): New static function.
5065 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
5066 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
5067 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
5069 2016-10-24 Richard Biener <rguenther@suse.de>
5071 PR tree-optimization/78076
5072 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
5073 also on the loop tree root.
5075 2016-10-24 Jakub Jelinek <jakub@redhat.com>
5077 * config/i386/i386.c (ix86_fold_builtin): Handle
5078 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
5079 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5080 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
5081 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
5083 2016-10-24 Martin Liska <mliska@suse.cz>
5086 * opts.c (finish_options): Skip conditionally.
5088 2016-10-23 Martin Sebor <msebor@redhat.com>
5091 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
5092 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
5094 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5096 * config/sparc/sparc.md (cpu_feature): Minor tweak.
5097 (enabled): Likewise.
5098 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
5099 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
5100 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
5101 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
5102 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
5103 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
5105 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
5107 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
5108 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
5110 2016-10-21 Andrew Pinski <apinski@cavium.com>
5112 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
5114 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
5115 implementer_id to unsigned char.
5116 Change part_no to unsigned int.
5117 (AARCH64_BIG_LITTLE): New define.
5118 (INVALID_IMP): New define.
5119 (INVALID_CORE): New define.
5120 (cpu_data): Change the last element's implementer_id and part_no to
5122 (valid_bL_string_p): Rewrite to ..
5123 (valid_bL_core_p): this for integers instead of strings.
5124 (parse_field): New function.
5125 (contains_string_p): Rewrite to ...
5126 (contains_core_p): this for integers and only for the part_no.
5127 (host_detect_local_cpu): Rewrite handling of implementation and
5128 par num to be integers; simplifying the code.
5130 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5132 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
5133 value range for pointers in more cases.
5135 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5137 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
5138 Add extra argument to allow emitting the move immediate.
5139 Use add/sub with positive immediate.
5140 (aarch64_add_constant): Add inline function.
5141 (aarch64_add_sp): Likewise.
5142 (aarch64_sub_sp): Likewise.
5143 (aarch64_expand_prologue): Call aarch64_sub_sp.
5144 (aarch64_expand_epilogue): Call aarch64_add_sp.
5145 Decide when to leave out move.
5146 (aarch64_output_mi_thunk): Call aarch64_add_constant.
5148 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
5150 * config/aarch64/aarch64.c (aarch64_layout_frame):
5151 Align FP callee-saves.
5153 2016-10-21 Jakub Jelinek <jakub@redhat.com>
5155 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
5156 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
5158 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5159 _rdseed64_step): Likewise.
5160 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
5163 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
5164 and tree-ssanames.h.
5165 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
5166 with INTEGER_CST argument.
5167 (ix86_gimple_fold_builtin): New function.
5168 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
5170 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
5171 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
5172 (ranges_table_allocated, ranges_table_in_use,
5173 ranges_by_label_allocated, ranges_by_label_in_use,
5174 RANGES_TABLE_INCREMENT): Removed.
5175 (add_ranges_num): Use vec_safe_push into ranges_table.
5176 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
5177 (output_ranges): Adjust for ranges_table and ranges_by_label
5178 conversion from arrays to vec.
5179 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
5180 conversion from arrays to vec.
5181 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
5182 ranges_table_in_use, ranges_by_label_allocated and
5183 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
5185 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
5186 if needed. Re-add origin_die variable and its initialization.
5188 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
5189 even for -fstack-reuse=none, or for volatile vars etc.
5191 2016-10-21 David Malcolm <dmalcolm@redhat.com>
5193 * print-rtl-function.c (flag_compact): Move extern decl to...
5194 * print-rtl.h (flag_compact): ...here.
5195 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
5196 (ASSERT_RTL_DUMP_EQ): New macro.
5197 (selftest::test_dumping_regs): New function.
5198 (selftest::test_dumping_insns): New function.
5199 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
5201 (selftest::rtl_tests_c_tests): Call the new test functions.
5203 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5205 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5206 (outgoing_edges_match): Likewise.
5207 (try_crossjump_to_edge): Likewise.
5208 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5209 (rtl_tidy_fallthru_edge): Likewise.
5210 * rtl.h (tablejump_p): Adjust prototype.
5211 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5213 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5215 * rtl.h (label_ref_label): New function.
5216 (set_label_ref_label): New function.
5217 (LABEL_REF_LABEL): Delete.
5218 * alias.c (rtx_equal_for_memref_p): Adjust.
5219 * cfgbuild.c (make_edges): Likewise.
5220 (purge_dead_tablejump_edges): Likewise.
5221 * cfgexpand.c (convert_debug_memory_address): Likewise.
5222 * cfgrtl.c (patch_jump_insn): Likewise.
5223 * combine.c (distribute_notes): Likewise.
5224 * cse.c (hash_rtx_cb): Likewise.
5225 (exp_equiv_p): Likewise.
5226 (fold_rtx): Likewise.
5227 (check_for_label_ref): Likewise.
5228 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5229 (cselib_hash_rtx): Likewise.
5230 * emit-rtl.c (mark_label_nuses): Likewise.
5231 * explow.c (convert_memory_address_addr_space_1): Likewise.
5232 * final.c (output_asm_label): Likewise.
5233 (output_addr_const): Likewise.
5234 * gcse.c (add_label_notes): Likewise.
5235 * genconfig.c (walk_insn_part): Likewise.
5236 * genrecog.c (validate_pattern): Likewise.
5237 * ifcvt.c (cond_exec_get_condition): Likewise.
5238 (noce_emit_store_flag): Likewise.
5239 (noce_get_alt_condition): Likewise.
5240 (noce_get_condition): Likewise.
5241 * jump.c (maybe_propagate_label_ref): Likewise.
5242 (mark_jump_label_1): Likewise.
5243 (redirect_exp_1): Likewise.
5244 (rtx_renumbered_equal_p): Likewise.
5245 * lra-constraints.c (operands_match_p): Likewise.
5246 * print-rtl.c (print_value): Likewise.
5247 * reload.c (find_reloads): Likewise.
5248 * reload1.c (set_label_offsets): Likewise.
5249 * reorg.c (get_branch_condition): Likewise.
5250 * rtl-tests.c (test_uncond_jump): Likewise.
5251 * rtl.c (rtx_equal_p_cb): Likewise.
5252 (rtx_equal_p): Likewise.
5253 * rtlanal.c (reg_mentioned_p): Likewise.
5254 (rtx_referenced_p): Likewise.
5255 (get_condition): Likewise.
5256 * varasm.c (const_hash_1): Likewise.
5257 (compare_constant): Likewise.
5258 (const_rtx_hash_1): Likewise.
5259 (output_constant_pool_1): Likewise.
5261 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5264 * reload.c (find_valid_class_1): Allow regclass if atleast one
5265 regno in regclass is ok. Compute and use rclass size based on
5266 actually available regnos for mode in rclass.
5268 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
5270 * config/sparc/sparc-modes.def (CCV): New.
5272 * config/sparc/predicates.md (v_comparison_operator): New.
5273 (icc_comparison_operator): Add support for CCV/CCXV.
5274 (xcc_comparison_operator): Likewise.
5275 * config/sparc/sparc.c (output_cbranch): Likewise.
5276 (sparc_print_operand): Likewise.
5277 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5278 (uaddvdi4): New expander.
5279 (addvdi4): Likewise.
5280 (uaddvdi4_sp32): New instruction.
5281 (addvdi4_sp32): Likewise.
5282 (uaddvsi4): New expander.
5283 (addvsi4): Likewise.
5284 (cmp_ccc_plus_sltu_set): New instruction.
5285 (cmp_ccv_plus): Likewise.
5286 (cmp_ccxv_plus): Likewise.
5287 (cmp_ccv_plus_set): Likewise.
5288 (cmp_ccxv_plus_set): Likewise.
5289 (cmp_ccv_plus_sltu_set): Likewise.
5290 (uaddvdi4): New expander.
5291 (subvdi4): Likewise.
5292 (usubdi4_sp32): New instruction.
5293 (subvdi4_sp32): Likewise.
5294 (usubvsi4): New expander.
5295 (subvsi4): Likewise.
5296 (cmpsi_minus_sltu_set): New instruction.
5297 (cmp_ccv_minus): Likewise.
5298 (cmp_ccxv_minus): Likewise.
5299 (cmp_ccv_minus_set): Likewise.
5300 (cmp_ccxv_minus_set): Likewise.
5301 (cmp_ccv_minus_sltu_set): Likewise.
5302 (unegvdi3): New expander.
5303 (negvdi3): Likewise.
5304 (unegdi3_sp32): New instruction.
5305 (negvdi3_sp32): Likewise.
5306 (unegvsi3): New expander.
5307 (negvsi3): Likewise.
5308 (cmp_ccc_neg_sltu_set): New instruction.
5309 (cmp_ccv_neg): Likewise.
5310 (cmp_ccxv_neg): Likewise.
5311 (cmp_ccv_neg_set): Likewise.
5312 (cmp_ccxv_neg_set): Likewise.
5313 (cmp_ccv_neg_sltu_set): Likewise.
5315 * tree-ssa-loop-split.c: Remove trailing spaces.
5316 * match.pd: Likewise.
5318 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5320 PR rtl-optimization/78038
5321 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
5322 be deduced to set REG through the RTL structure.
5323 (make_defs_and_copies_lists): Return false on a failing get_defs call.
5325 2016-10-21 Richard Biener <rguenther@suse.de>
5327 PR tree-optimization/78051
5328 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
5329 and mark replaced if folding did something.
5331 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
5333 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
5334 and "protected" in visibility types.
5335 (rs6000_xcoff_declare_function_name): Fix formatting.
5336 (rs6000_xcoff_declare_object_name): Fix formatting.
5338 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
5340 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
5341 and IX86_BUILTIN_HUGE_VALQ here ...
5342 (ix86_expand_builtin): ... not here.
5344 2016-10-20 Jakub Jelinek <jakub@redhat.com>
5346 * doc/gty.texi (for_user): Use @item next to @findex.
5348 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
5351 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
5352 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
5353 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
5354 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
5355 __builtin_ia32_lzcnt_u16.
5356 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
5357 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
5358 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
5359 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
5360 (bmi_tzcnt_<mode>): New expander.
5361 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5362 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
5363 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
5364 (lzcnt_<mode>): New expander.
5365 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5366 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
5367 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
5368 (UINT64_FTYPE_UINT64): New.
5369 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
5370 (__builtin_ia32_lzcnt_u16): New description.
5371 (__builtin_ia32_lzcnt_u32): Ditto.
5372 (__builtin_ia32_lzcnt_u64): Ditto.
5373 (__builtin_ctzs): Remove description.
5374 (__builtin_ia32_tzcnt_u16): New description.
5375 (__builtin_ia32_tzcnt_u32): Ditto.
5376 (__builtin_ia32_tzcnt_u64): Ditto.
5377 * config/i386/i386.c (ix86_expand_args_builtin): Handle
5378 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
5380 2016-10-20 Martin Liska <mliska@suse.cz>
5383 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
5384 comparison with STMT_UID_NOT_IN_RANGE.
5385 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
5388 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
5390 * compare-elim.c (conforming_compare): Accept UNSPECs.
5391 (find_comparison_dom_walker::before_dom_children): Deal with
5392 instructions both using and killing the flags register.
5393 (equivalent_reg_at_start): New function extracted from...
5394 (try_eliminate_compare): ...here. Use it and add support for
5395 registers and UNSPECs as second operand of the compare.
5396 * config/visium/visium-modes.def (CCV): New.
5397 * config/visium/predicates.md (visium_v_comparison_operator): New.
5398 (visium_branch_operator): Deal with CCV mode.
5399 * config/visium/visium.c (visium_select_cc_mode): Likewise.
5400 (output_cbranch): Likewise.
5401 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5402 (uaddv<mode>4): New expander.
5403 (addv<mode>4): Likewise.
5404 (add<mode>3_insn_set_carry): New instruction.
5405 (add<mode>3_insn_set_overflow): Likewise.
5406 (addsi3_insn_set_overflow): Likewise.
5407 (usubv<mode>4): New expander.
5408 (subv<mode>4): Likewise.
5409 (sub<mode>3_insn_set_carry): New instruction.
5410 (sub<mode>3_insn_set_overflow): Likewise.
5411 (subsi3_insn_set_overflow): Likewise.
5412 (unegv<mode>3): New expander.
5413 (negv<mode>3): Likewise.
5414 (neg<mode>2_insn_set_overflow): New instruction.
5415 (addv_tst<mode>): Likewise.
5416 (subv_tst<mode>): Likewise.
5417 (negv_tst<mode>): Likewise.
5418 (cbranch<mode>4_addv_insn): New splitter and instruction.
5419 (cbranch<mode>4_subv_insn): Likewise.
5420 (cbranch<mode>4_negv_insn): Likewise.
5422 2016-10-20 Richard Biener <rguenther@suse.de>
5424 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
5425 Handle decls possibly not bound.
5426 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
5427 nothing_id for decls that might not be bound if we are interested
5429 (get_constraint_for_component_ref): Deal with that.
5431 2016-10-20 Michael Matz <matz@suse.de>
5434 * common.opt (-fsplit-loops): New flag.
5435 * passes.def (pass_loop_split): Add.
5436 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
5437 (enable_fdo_optimizations): Add loop splitting.
5438 * timevar.def (TV_LOOP_SPLIT): Add.
5439 * tree-pass.h (make_pass_loop_split): Declare.
5440 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
5441 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
5442 * tree-ssa-loop-split.c: New file.
5443 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
5444 * doc/invoke.texi (fsplit-loops): Document.
5445 * doc/passes.texi (Loop optimization): Add paragraph about loop
5448 2016-10-20 Richard Biener <rguenther@suse.de>
5450 * cgraphunit.c (analyze_functions): Set node->definition to
5451 false to signal symbol removal to debug_hooks->late_global_decl.
5452 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
5453 WPA signal symbol removal to the debuginfo machinery.
5454 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
5455 using early_finised to guard the we're called for symbol
5456 removal case look at the symtabs definition flag.
5457 (gen_variable_die): Remove redundant check.
5459 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5461 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
5463 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5465 PR tree-optimization/53979
5466 * match.pd ((a ^ b) | a -> a | b): New pattern.
5468 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
5470 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
5471 config/pa/pa64-hpux-lib.h.
5472 (PA_CRTBEGIN_HACK): Likewise.
5473 (DTOR_LIST_BEGIN): Likewise.
5475 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5477 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5478 register only if "in" and "out" are different registers.
5480 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
5482 * omp-low.c (pass_oacc_device_lower::gate): New method.
5483 (execute): Always call execute_oacc_device_lower.
5485 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5487 PR tree-optimization/77916
5488 PR tree-optimization/77937
5489 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
5491 (insert_initializers): Requirement of initializer for -1 should be
5492 based on pointer-typedness of the candidate basis.
5494 2016-10-19 Bin Cheng <bin.cheng@arm.com>
5496 PR tree-optimization/78005
5497 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
5498 upper (included) bound for niters of prolog loop.
5499 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
5500 Compute niters of scalar loop above which vectorized loop is
5501 preferred, as well as the upper (included) bound for the niters.
5502 (vect_do_peeling): Record niter bound for loops accordingly.
5504 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5507 * tree-core.h (enum tree_index): Put the complex types after their
5509 * tree-streamer.c (verify_common_node_recorded): New function.
5510 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
5512 2016-10-19 Martin Liska <mliska@suse.cz>
5514 * cgraph.h (cgraph_edge::binds_to_current_def_p):
5515 Replace NULL with false as a return value.
5517 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5519 PR tree-optimization/78024
5520 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
5521 don't clear BB_VISITED after processing.
5523 2016-10-19 Richard Biener <rguenther@suse.de>
5525 * domwalk.c (dom_walker::walk): Use RPO order.
5527 2016-10-19 Richard Biener <rguenther@suse.de>
5529 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
5531 (evrp_dom_walker::~evrp_dom_walker): Free it.
5532 (evrp_dom_walker::stmts_to_remove): Add.
5533 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
5534 whose output we fully propagate for removal. Propagate
5535 into BB destination PHI arguments.
5536 (execute_early_vrp): Remove queued stmts. Dump value ranges
5537 before stmt removal.
5539 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
5541 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
5542 * passes.def: Add two instances of pass_walloca.
5543 * tree-pass.h (make_pass_walloca): New.
5544 * gimple-ssa-warn-alloca.c: New file.
5545 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
5546 -Wvla-larger-than= options.
5548 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
5550 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
5551 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
5553 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
5555 * config/rs6000/altivec.h (vec_xl_len): New macro.
5556 (vec_xst_len): New macro.
5557 (vec_cmpnez): New macro.
5558 (vec_cntlz_lsbb): New macro.
5559 (vec_cnttz_lsbb): New macro.
5560 (vec_xlx): New macro.
5561 (vec_xrx): New macro.
5562 (vec_all_nez): New C++ predicate template.
5563 (vec_any_eqz): New C++ predicate template.
5564 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
5565 conditional compilation.
5566 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
5567 conditional compilation.
5568 (vec_all_nez): New macro.
5569 (vec_any_eqz): New macro.
5570 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
5572 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
5574 * config/rs6000/vector.md (VI): Moved this mode iterator
5575 definition from altivec.md to vector.md.
5576 (UNSPEC_NEZ_P): New value.
5577 (vector_ne_<mode>_p): New expansion for implementation of
5578 vec_all_ne and vec_any_eq built-in functions.
5579 (vector_nez_<mode>_p): New expansion for implementation of
5580 vec_all_nez and vec_any_eqz built-in functions.
5581 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
5582 and vec_any_eq built-in function.
5583 (cr6_test_for_zero): New commentary to explain this expansion.
5584 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
5585 (cr6_test_for_lt): New commentary to explain this expansion.
5586 (cr6_test_for_lt_reverse): New commentary to explain this
5588 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5589 overloaded function prototypes for vec_all_ne, vec_all_nez,
5590 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
5591 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
5593 (altivec_resolve_overloaded_builtin): Modify the handling of
5594 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
5595 the compiler is configured to support TARGET_P9_VECTOR.
5596 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
5597 to explain the special processing that is given to predicate
5598 built-ins introduced using this macro.
5599 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
5600 the special processing given to predicate built-ins introduced
5602 (BU_VSX_P): Likewise.
5603 (BU_P8V_AV_P): Likewise.
5604 (BU_P9V_AV_P): Likewise.
5605 (BU_P9V_AV_X): New macro.
5606 (BU_P9V_64BIT_AV_X): New macro.
5607 (BU_P9V_VSX_3): New macro.
5608 (BU_P9V_OVERLOAD_P): New macro.
5609 (LXVL): New BU_P9V_64BIT_VSX_2.
5610 (VEXTUBLX): New BU_P9V_AV_2.
5611 (VEXTUBRX): Likewise.
5612 (VEXTUHLX): Likewise.
5613 (VEXTUHRX): Likewise.
5614 (VEXTUWLX): Likewise.
5615 (VEXTUWRX): Likewise.
5616 (STXVL): New BU_P9V_64BIT_AV_X.
5617 (VCLZLSBB): New BU_P9V_AV_1.
5618 (VCTZLSBB): Likewise.
5619 (CMPNEB): New BU_P9V_AV_2.
5624 (VCMPNEB_P): New BU_P9V_AV_P.
5625 (VCMPNEH_P): Likewise.
5626 (VCMPNEW_P): Likewise.
5627 (VCMPNED_P): Likewise.
5628 (VCMPNEFP_P): Likewise.
5629 (VCMPNEDP_P): Likewise.
5630 (CMPNEZB): New BU_P9V_AV_2.
5631 (CMPNEZH): Likewise.
5632 (CMPNEZW): Likewise.
5633 (VCMPNEZB_P): New BU_P9V_AV_P.
5634 (VCMPNEZH_P): Likewise.
5635 (VCMPNEZW_P): Likewise.
5636 (LXVL): New BU_P9V_OVERLOAD_2.
5637 (STXVL): New BU_P9V_OVERLOAD_3.
5638 (VEXTULX): New BU_P9V_OVERLOAD_2.
5639 (VEXTURX): Likewise.
5641 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
5642 (VCMPNE_P): Likewise.
5643 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
5644 (VCTZLSBB): Likewise.
5645 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
5646 comment to explain mode used for scratch register.
5647 (altivec_expand_stxvl_builtin): New function.
5648 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
5649 (altivec_init_builtins): Add initialized variable
5650 void_ftype_v16qi_pvoid_long and use this type to define the
5651 built-in function __builtin_altivec_stxvl.
5652 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
5653 (UNSPEC_STXVL): New value.
5654 (UNSPEC_VCLZLSBB): New value.
5655 (UNSPEC_VCTZLSBB): New value.
5656 (UNSPEC_VEXTUBLX): New value.
5657 (UNSPEC_VEXTUHLX): New value.
5658 (UNSPEC_VEXTUWLX): New value.
5659 (UNSPEC_VEXTUBRX): New value.
5660 (UNSPEC_VEXTUHRX): New value.
5661 (UNSPEC_VEXTUWRX): New value.
5662 (UNSPEC_VCMPNEB): New value.
5663 (UNSPEC_VCMPNEZB): New value.
5664 (UNSPEC_VCMPNEH): New value.
5665 (UNSPEC_VCMPNEZH): New value.
5666 (UNSPEC_VCMPNEW): New value.
5667 (UNSPEC_VCMPNEZW): New value.
5668 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5669 vector of integer modes.
5670 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5671 vector of float or double modes.
5672 (*vector_nez_<mode>_p): New insn for vector test all not equal or
5674 (lxvl): New expand for load VSX vector with length.
5675 (*lxvl): New insn for load VSX vector with length.
5676 (stxvl): New expand for store VSX vector with length.
5677 (*stxvl): New insn for store VSX vector with length.
5678 (vcmpneb): New insn for vector of byte compare not equal.
5679 (vcmpnezb): New insn for vector of byte compare not equal or zero.
5680 (vcmpneh): New insn for vector of half word compare not equal.
5681 (vcmpnezh): New insn for vector of half word compare not equal or
5683 (vcmpnew): New insn for vector of word compare not equal.
5684 (vcmpne<VSs>): New insn for vector of float or double compare not
5686 (vcmpnezw): New insn for vector of word compare not equal or zero.
5687 (vclzlsbb): New insn for vector count leading zero
5688 least-significant bits byte.
5689 (vctzlsbb): New insn for vector count trailing zero least
5690 signficant bits byte.
5691 (vextublx): New insn for vector extract unsigned byte left
5693 (vextubrx): New insn for vector extract unsigned byte right
5695 (vextuhlx): New insn for vector extract unsigned half word left
5697 (vextuhrx): New insn for vector extract unsigned half word right
5699 (vextuwlx): New insn for vector extract unsigned word left
5701 (vextuwrx): New insn for vector extract unsigned word right
5703 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
5704 clarify intent of this constant.
5705 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
5706 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
5707 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
5708 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
5709 and vec_xrx functions.
5711 2016-10-18 Andrew Pinski <apinski@cavium.com>
5714 * predict.c (is_exit_with_zero_arg): New function.
5715 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
5718 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
5721 * config/i386/i386.c (legitimize_tls_address)
5722 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
5723 convert dest to Pmode if different than Pmode.
5725 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5727 PR tree-optimization/77916
5728 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
5729 stopgap fix, as pointers with -1 increment are still broken.
5731 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
5733 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
5734 mapping class decoration from here...
5735 (rs6000_xcoff_encode_section): ...to here.
5737 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
5738 if shrink-wrapping and optimizing for speed.
5740 2016-10-18 Richard Biener <rguenther@suse.de>
5742 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5743 not visited but non-executable predecessors. Return taken edge.
5744 Simplify conditions and refactor propagation vs. folding step.
5746 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
5748 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
5749 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
5750 (rs6000_get_separate_components): Assert we do not have those
5751 strategies selected.
5753 2016-10-18 Richard Biener <rguenther@suse.de>
5755 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
5756 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
5758 (substitute_and_fold_dom_walker): Adjust constructor.
5759 (substitute_and_fold_dom_walker::before_dom_children): Remove
5760 do_dce flag and handling (always true).
5761 (substitute_and_fold): Likewise.
5762 * tree-vrp.c (vrp_finalize): Adjust.
5763 (execute_early_vrp): Remove final BB_VISITED clearing.
5764 * tree-ssa-ccp.c (ccp_finalize): Adjust.
5765 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5766 * ira.c (ira): Call clear_bb_flags.
5768 2016-10-18 Richard Biener <rguenther@suse.de>
5770 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
5771 get at the operand to look at with TREE_OPERAND for generic
5774 2016-10-18 David Malcolm <dmalcolm@redhat.com>
5776 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
5778 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
5779 (write_test_expr): Use rtx_reader_ptr for calls to
5781 (write_attr_value): Likewise.
5782 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
5783 call to print_md_ptr_loc.
5784 (write_one_condition): Likewise for calls to print_c_condition.
5785 * genconstants.c: Include "statistics.h" and "vec.h".
5786 (main): Update for conversion to member functions.
5787 * genemit.c (emit_c_code): Use rtx_reader_ptr for
5788 call to print_md_ptr_loc.
5789 * genenums.c: Include "statistics.h" and "vec.h".
5790 (main): Update for conversion of traverse_enum_types to a method.
5791 * genmddeps.c: Include "statistics.h" and "vec.h".
5792 * genoutput.c (process_template): Use rtx_reader_ptr for call to
5794 * genpreds.c (write_predicate_subfunction): Likewise.
5795 (write_predicate_expr): Likewise for calls to print_c_condition.
5796 * genrecog.c (print_test): Likewise.
5797 * gensupport.c (process_rtx): Likewise for calls to
5798 copy_md_ptr_loc and join_c_conditions.
5799 (alter_test_for_insn): Likewise for call to join_c_conditions.
5800 (process_substs_on_one_elem): Likewise.
5801 (gen_mnemonic_setattr): Update for move of string_obstack to a
5802 field of rtx_reader.
5803 (mnemonic_htab_callback): Likewise. Fix formatting.
5804 (gen_mnemonic_attr): Likewise.
5805 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
5806 to print_c_condition.
5807 * read-md.c: Include "statistics.h" and "vec.h".
5808 (string_obstack): Convert this global to field "m_string_obstack"
5809 of class rtx_reader.
5810 (ptr_locs): Likewise, as "m_ptr_locs".
5811 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
5812 (joined_conditions): Likewise, as "m_joined_conditions".
5813 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
5814 (md_constants): Likewise, as "m_md_constants".
5815 (enum_types): Likewise, as "m_enum_types".
5816 (set_md_ptr_loc): Convert to...
5817 (rtx_reader::set_md_ptr_loc): ...member function.
5818 (get_md_ptr_loc): Convert to...
5819 (rtx_reader::get_md_ptr_loc): ...member function.
5820 (copy_md_ptr_loc): Convert to...
5821 (rtx_reader::copy_md_ptr_loc): ...member function.
5822 (fprint_md_ptr_loc): Convert to...
5823 (rtx_reader::fprint_md_ptr_loc): ...member function.
5824 (print_md_ptr_loc): Convert to...
5825 (rtx_reader::print_md_ptr_loc): ...member function.
5826 (join_c_conditions): Convert to...
5827 (rtx_reader::join_c_conditions): ...member function.
5828 (fprint_c_condition): Convert to...
5829 (rtx_reader::fprint_c_condition): ...member function.
5830 (print_c_condition): Convert to...
5831 (rtx_reader::print_c_condition): ...member function.
5832 (read_name): Convert to...
5833 (rtx_reader::read_name): ...member function.
5834 (read_escape): Convert to...
5835 (rtx_reader::read_escape): ...member function.
5836 (read_quoted_string): Convert to...
5837 (rtx_reader::read_quoted_string): ...member function.
5838 (read_braced_string): Convert to...
5839 (rtx_reader::read_braced_string): ...member function.
5840 (read_string): Convert to...
5841 (rtx_reader::read_string): ...member function.
5842 (read_skip_construct): Convert to...
5843 (rtx_reader::read_skip_construct): ...member function.
5844 (handle_constants): Convert to...
5845 (rtx_reader::handle_constants): ...member function.
5846 (traverse_md_constants): Convert to...
5847 (rtx_reader::traverse_md_constants): ...member function.
5848 (handle_enum): Convert to...
5849 (rtx_reader::handle_enum): ...member function.
5850 (lookup_enum_type): Convert to...
5851 (rtx_reader::lookup_enum_type): ...member function.
5852 (traverse_enum_types): Convert to...
5853 (rtx_reader::traverse_enum_types): ...member function.
5854 (rtx_reader::rtx_reader): Move initializations
5855 of various former global data from rtx_reader::read_md_files to
5856 here, as fields, along with the call to unlock_std_streams.
5857 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
5859 (rtx_reader::read_md_files): Move initializations of various
5860 global data from here to the ctor.
5861 * read-md.h (read_name): Convert to...
5862 (rtx_reader::read_name): ...member function.
5863 (rtx_reader::read_escape): New method decl.
5864 (read_quoted_string): Convert to...
5865 (rtx_reader::read_quoted_string): ...member function.
5866 (rtx_reader::read_braced_string): New method decl.
5867 (read_string): Convert to...
5868 (rtx_reader::read_string): ...member function.
5869 (rtx_reader::read_skip_construct): New method decl.
5870 (rtx_reader::set_md_ptr_loc): New method decl.
5871 (rtx_reader::get_md_ptr_loc): New method decl.
5872 (copy_md_ptr_loc): Convert to...
5873 (rtx_reader::copy_md_ptr_loc): ...member function.
5874 (fprint_md_ptr_loc): Convert to...
5875 (rtx_reader::fprint_md_ptr_loc): ...member function.
5876 (print_md_ptr_loc): Convert to...
5877 (rtx_reader::print_md_ptr_loc): ...member function.
5878 (rtx_reader::lookup_enum_type): New method decl.
5879 (rtx_reader::traverse_enum_types): New method decl.
5880 (rtx_reader::handle_constants): New method decl.
5881 (traverse_md_constants): Convert to...
5882 (rtx_reader::traverse_md_constants): ...member function.
5883 (rtx_reader::handle_enum): New method decl.
5884 (rtx_reader::join_c_conditions): New method decl.
5885 (fprint_c_condition): Convert to...
5886 (rtx_reader::fprint_c_condition): ...member function.
5887 (print_c_condition): Convert to...
5888 (rtx_reader::print_c_condition): ...member function.
5889 (rtx_reader::apply_iterator_to_string): New method decl.
5890 (rtx_reader::copy_rtx_for_iterators): New method decl.
5891 (rtx_reader::read_conditions): New method decl.
5892 (rtx_reader::record_potential_iterator_use): New method decl.
5893 (rtx_reader::read_mapping): New method decl.
5894 (rtx_reader::read_rtx): New method decl.
5895 (rtx_reader::read_rtx_code): New method decl.
5896 (rtx_reader::read_rtx_operand): New method decl.
5897 (rtx_reader::read_nested_rtx): New method decl.
5898 (rtx_reader::read_rtx_variadic): New method decl.
5899 (rtx_reader::get_string_obstack): New method.
5900 (rtx_reader::get_md_constants): New method.
5901 (string_obstack): Convert global variable decl to...
5902 (rtx_reader::m_string_obstack): ...this new field.
5903 (rtx_reader::m_ptr_locs): New field.
5904 (rtx_reader::m_ptr_loc_obstack): New field.
5905 (rtx_reader::m_joined_conditions): New field.
5906 (rtx_reader::m_joined_conditions_obstack): New field.
5907 (rtx_reader::m_md_constants): New field.
5908 (rtx_reader::m_enum_types): New field.
5909 * read-rtl.c (apply_iterator_to_string): Convert to...
5910 (rtx_reader::apply_iterator_to_string): ...member function.
5911 (copy_rtx_for_iterators): Convert to...
5912 (rtx_reader::copy_rtx_for_iterators): ...member function.
5913 (add_condition_to_string): Use rtx_reader_ptr for
5914 calls join_c_conditions.
5915 (apply_iterators): Use rtx_reader_ptr for calls to
5916 join_c_conditions and copy_rtx_for_iterators.
5917 (read_conditions): Convert to...
5918 (rtx_reader::read_conditions): ...member function.
5919 (record_potential_iterator_use): Convert to...
5920 (rtx_reader::record_potential_iterator_use): ...member function.
5921 (read_mapping): Convert to...
5922 (rtx_reader::read_mapping): ...member function.
5923 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
5924 (read_rtx): Convert to...
5925 (rtx_reader::read_rtx): ...member function.
5926 (read_rtx_code): Convert to...
5927 (rtx_reader::read_rtx_code): ...member function.
5928 (read_rtx_operand): Convert to...
5929 (rtx_reader::read_rtx_operand): ...member function. Update for move
5930 of string_obstack to a field.
5931 (read_nested_rtx): Convert to..
5932 (rtx_reader::read_nested_rtx): ...member function.
5933 (read_rtx_variadic): Convert to..
5934 (rtx_reader::read_rtx_variadic): ...member function.
5936 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5938 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
5940 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5942 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
5943 for pointer type too.
5944 (ipcp_update_vr): set_ptr_nonnull for pointer.
5946 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5948 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
5949 pt_solution_singleton_p.
5950 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
5951 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
5952 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
5953 pointer nonnull computed by VRP.
5954 Also Conservatively set pt.null to 1.
5955 (pt_solution_reset): Conservatively set pt.null to 1.
5956 (pt_solution_singleton_or_null_p): Renamed from
5957 pt_solution_singleton_p.
5958 * tree-ssanames.h (set_ptr_nonnull): Declare.
5959 (get_ptr_nonnull): Likewise.
5960 * tree-ssanames.c (set_ptr_nonnull): New.
5961 (get_ptr_nonnull): Likewise.
5962 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
5963 (evrp_dom_walker::before_dom_children): Likewise.
5965 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5967 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5968 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5969 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5970 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5971 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
5972 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5973 (rs6000_option_override_internal): Clear it if ABI_AIX.
5974 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5975 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
5977 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5979 * gimple-ssa-strength-reduction.c (record_increment): Remove
5982 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5984 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
5985 that the result is non-zero if it is true.
5986 (maybe_expand_shift): New wrapper around expand_shift_1.
5987 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
5989 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5991 PR tree-optimization/77916
5992 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
5993 Don't allow a MINUS_EXPR for pointer arithmetic for either known
5995 (record_increment): Increments of -1 for unknown strides just use
5996 a multiply initializer like other negative values.
5997 (analyze_increments): Remove stopgap solution for -1 increment
5998 applied to pointer arithmetic.
6000 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
6002 * dominance.c (dom_info::dom_info): Add new constructor for region
6003 which is vector of basic blocks.
6004 (dom_init): New method to initialize members common for both
6006 (dom_info::dom_info): Invoke dom_init for partial initialization.
6007 (dom_info::get_idom): Add check to corner cases on basic blocks which
6009 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
6010 to detect unreachable bbs.
6011 (dom_info::calc_idoms): Likewise.
6012 (compute_dom_fast_query_in_region): New function.
6013 (calculate_dominance_info_for_region): Likewise.
6014 (free_dominance_info_for_region): Likewise.
6015 * dominance.h: Add prototypes for introduced region-based functions
6016 * tree-if-conv.c (build_region): New function.
6017 (if_convertible_loop_p_1): Invoke local version of post-dominators
6018 calculation before basic block predication with subsequent freeing
6019 post-dominator info.
6020 (tree_if_conversion): Remove free of post-dominator info
6021 (pass_if_conversion::execute): Delete detection of infinite loops
6022 and fake edges to exit block since post-dominator calculation is
6023 performed per if-converted loop only.
6025 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
6028 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6029 register explicitly.
6030 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
6031 optimizing for size.
6033 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6035 * config/aarch64/aarch64.c: Delete inclusion of
6036 cortex-a57-fma-steering.h.
6037 (aarch64_override_options): Delete call
6038 to aarch64_register_fma_steering.
6039 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
6040 * config/aarch64/cortex-a57-fma-steering.h: Delete.
6041 * config/aarch64/aarch64-passes.def: New file.
6042 * config/aarch64/cortex-a57-fma-steering.c
6043 (aarch64_register_fma_steering): Delete definition.
6044 (make_pass_fma_steering): Remove static qualifier.
6045 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
6046 (cortex-a57-fma-steering.o): Remove dependency on
6047 cortex-a57-fma-steering.h.
6049 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
6051 * explow.c (validize_mem): Do not modify the argument in-place.
6053 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
6055 * tree-streamer.c (record_common_node): Explicitly list expected
6058 2016-10-17 Richard Biener <rguenther@suse.de>
6060 PR tree-optimization/77988
6061 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
6063 2016-10-17 Marek Polacek <polacek@redhat.com>
6065 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
6067 2016-10-17 Richard Biener <rguenther@suse.de>
6069 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
6072 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6074 PR tree-optimization/71636
6075 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
6077 2016-10-17 Richard Biener <rguenther@suse.de>
6079 * gimplify.c (gimplify_function_tree): Do not move the outer
6082 2016-10-17 Jakub Jelinek <jakub@redhat.com>
6084 * langhooks.h (struct lang_hooks_for_decls): Remove
6085 function_decl_explicit_p, function_decl_deleted_p and
6086 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
6087 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
6088 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6089 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
6090 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
6091 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
6092 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
6093 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
6094 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
6095 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
6096 * langhooks.c (lhd_decl_dwarf_attribute): New function.
6097 * dwarf2out.c (gen_subprogram_die): Use
6098 lang_hooks.decls.decl_dwarf_attribute instead of
6099 lang_hooks.decls.function_decl_*.
6101 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6105 * common.opt (-ftrampolines): New option.
6106 * doc/invoke.texi (Code Gen Options): Document it.
6107 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6108 * doc/tm.texi: Regenerate.
6109 * builtins.def: Add init_descriptor and adjust_descriptor.
6110 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
6111 on platforms with descriptors.
6112 (expand_builtin_init_descriptor): New function.
6113 (expand_builtin_adjust_descriptor): Likewise.
6114 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
6115 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
6116 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
6117 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
6118 Set STATIC_CHAIN_REG_P on the static chain register, if any.
6119 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
6120 (expand_call): Likewise. Move around call to prepare_call_address
6121 and pass all flags to it.
6122 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
6123 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
6124 (gimple_call_set_by_descriptor): New setter.
6125 (gimple_call_by_descriptor_p): New getter.
6126 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
6127 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
6128 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
6129 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6130 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
6131 * rtl.h (STATIC_CHAIN_REG_P): New macro.
6132 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
6133 * target.def (custom_function_descriptors): New POD hook.
6134 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
6135 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
6136 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
6137 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
6138 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
6139 (build_common_builtin_nodes): Initialize init_descriptor and
6141 * tree-nested.c: Include target.h.
6142 (struct nesting_info): Add 'any_descr_created' field.
6143 (get_descriptor_type): New function.
6144 (lookup_element_for_decl): New function extracted from...
6145 (create_field_for_decl): Likewise.
6146 (lookup_tramp_for_decl): ...here. Adjust.
6147 (lookup_descr_for_decl): New function.
6148 (convert_tramp_reference_op): Deal with descriptors.
6149 (build_init_call_stmt): New function extracted from...
6150 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
6151 * defaults.h (FUNCTION_ALIGNMENT): Define.
6152 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
6153 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6154 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6155 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
6156 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
6158 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
6160 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
6161 constants in CONST_VECTORs.
6163 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6165 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
6166 register as destination of bmask.
6167 (vector_init_bshuffle): Likewise.
6168 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
6169 (bmaskdi_vis): Enable only in 64-bit mode.
6171 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
6173 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
6174 make LR a separately shrink-wrapped component unless savres_strategy
6175 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
6176 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
6177 wrapping when not both {SAVE,REST}_INLINE_GPRS.
6179 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
6181 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
6182 and keep looping on failure.
6184 2016-10-14 David Malcolm <dmalcolm@redhat.com>
6186 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
6188 (print_rtx_function): Update example in comment for...
6189 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
6190 non-virtual pseudos with a '%' sigil followed by the regno, offset
6191 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
6192 pseudo is dumped as "%0".
6194 2016-10-14 Jakub Jelinek <jakub@redhat.com>
6197 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
6200 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6202 * config/sparc/sparc-passes.def: New file.
6203 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6204 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6205 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6207 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6209 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6210 loop peel to loops with exit test at the beginning.
6212 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6214 PR rtl-optimization/68212
6215 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6216 frequency when computing scale factor for peeled copies.
6217 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6218 values for switch/peel blocks/edges.
6220 2016-10-14 Pedro Alves <palves@redhat.com>
6222 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6224 2016-10-14 Catherine Moore <clm@codesourcery.com>
6226 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6227 micromips_globals to zero.
6229 2016-10-14 Richard Biener <rguenther@suse.de>
6231 PR tree-optimization/77979
6232 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6233 in the equivalency sets.
6234 (compare_names): Likewise.
6236 2016-10-14 Martin Liska <mliska@suse.cz>
6238 * builtins.h(target_char_cst_p): Declare the function.
6239 * builtins.c (fold_builtin_memchr): Remove.
6240 (target_char_cst_p): Move the function from gimple-fold.c.
6241 (fold_builtin_3): Do not call the function.
6242 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6243 (gimple_fold_builtin): Call the function.
6244 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6246 2016-10-14 Martin Liska <mliska@suse.cz>
6248 * builtins.c (fold_builtin_strcmp): Remove function.
6249 (fold_builtin_strncmp): Likewise.
6250 (fold_builtin_2): Remove call of the function.
6251 (fold_builtin_3): Likewise.
6252 * fold-const-call.c (fold_const_call): Add constant folding
6253 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6254 * fold-const-call.h (build_cmp_result): Declare the function.
6255 * gimple-fold.c (gimple_load_first_char): New function.
6256 (gimple_fold_builtin_string_compare): Likewise.
6257 (gimple_fold_builtin): Call the function.
6259 2016-10-14 Nathan Sidwell <nathan@acm.org>
6261 * gcov-io.c (gcov_open): Deconstify 'mode'.
6263 2016-10-14 Martin Liska <mliska@suse.cz>
6265 * fold-const.c (c_getstr): Support of properly \0-terminated
6266 string constants. New argument is added.
6267 * fold-const.h: New argument is added.
6269 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6271 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
6273 (aarch64_print_hint_for_core): Likewise.
6274 (aarch64_print_hint_for_arch): Likewise.
6275 (aarch64_validate_march): Use it. Fix indentation in type signature.
6276 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
6277 (aarch64_validate_mtune): Likewise.
6278 (aarch64_handle_attr_arch): Likewise.
6279 (aarch64_handle_attr_cpu): Likewise.
6280 (aarch64_handle_attr_tune): Likewise.
6282 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6284 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
6287 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
6289 * config/m68k/m68k.c (m68k_option_override): Check
6290 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
6291 instead of stack_limit_rtx.
6293 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6295 * dwarf2out.c (gen_member_die): Handle inline static data member
6298 2016-10-13 Nathan Sidwell <nathan@acm.org>
6300 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
6301 gcov_var.mode. Remove unnecessary fstat.
6303 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
6306 * function.c (thread_prologue_and_epilogue_insns): Call all
6307 make_*logue_seq in the same order as traditional. Call them
6308 all a second time if shrink_wrapped_separate.
6310 2016-10-13 Marek Polacek <polacek@redhat.com>
6312 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6313 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
6316 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6318 PR tree-optimization/77937
6319 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
6320 to infinite when we have a pointer with an increment of -1.
6322 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6324 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
6326 * memmodel.h: This file.
6327 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
6328 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
6329 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
6330 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
6331 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
6332 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
6333 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
6334 compare-elim.c, config/aarch64/aarch64-builtins.c,
6335 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
6336 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
6337 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
6338 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
6339 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
6340 config/darwin.c, config/epiphany/epiphany.c,
6341 config/epiphany/mode-switch-use.c,
6342 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
6343 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
6344 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
6345 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
6346 config/m68k/m68k.c, config/mcore/mcore.c,
6347 config/microblaze/microblaze.c, config/mmix/mmix.c,
6348 config/mn10300/mn10300.c, config/moxie/moxie.c,
6349 config/msp430/msp430.c, config/nds32/nds32-cost.c,
6350 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
6351 config/nds32/nds32-memory-manipulation.c,
6352 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
6353 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
6354 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
6355 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
6356 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
6357 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
6358 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
6359 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
6360 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
6361 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
6362 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
6363 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
6364 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
6365 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
6366 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
6367 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
6368 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
6369 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
6370 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
6371 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
6372 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
6373 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
6374 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
6375 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
6376 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
6377 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
6378 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
6379 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
6380 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
6381 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
6382 var-tracking.c, varasm.c: Include memmodel.h.
6383 * genattrtab.c (write_header): Include memmodel.h in generated file.
6384 * genautomata.c (main): Likewise.
6385 * gengtype.c (open_base_files): Likewise.
6386 * genopinit.c (main): Likewise.
6387 * genconditions.c (write_header): Include memmodel.h earlier in
6389 * genemit.c (main): Likewise.
6390 * genoutput.c (output_prologue): Likewise.
6391 * genpeep.c (main): Likewise.
6392 * genpreds.c (write_insn_preds_c): Likewise.
6393 * genrecog.c (write_header): Likewise.
6394 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
6396 2016-10-13 David Malcolm <dmalcolm@redhat.com>
6398 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
6399 for new "compact" param of print_rtx_function. Check for "cinsn"
6401 * print-rtl-function.c (flag_compact): New decl.
6402 (print_rtx_function): Add param "compact" and use it to set
6403 flag_compact, adding a description of the effect to the leading
6404 comment, and updating the example output.
6405 * print-rtl.c (flag_compact): New variable.
6406 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
6408 (print_rtx_operand_code_i): When printing source locations, wrap
6409 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
6410 (print_rtx_operand_code_r): Don't print regnos for hard regs and
6411 virtuals in compact mode.
6412 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
6413 apart from in LABEL_REFs.
6414 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
6415 Don't print basic block ids in compact mode.
6416 (print_rtx): In compact mode, prefix the code of insns with "c",
6417 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
6418 * print-rtl.h (print_rtx_function): Add "compact" param.
6420 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6422 * arm.h (TARGET_VFP): Delete.
6423 (TARGET_VFPD32): Remove references to TARGET_VFP.
6424 (TARGET_VFP3, TARGET_VFP5): Likewise.
6425 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
6426 (TARGET_NEON_FP16): Likewise.
6427 (TARGET_FMA): Likewise.
6428 (TARGET_CRYPTO): Likewise.
6429 (TARGET_NEON): Likewise.
6430 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6431 (FUNCTION_ARG_REGNO_P): Likewise.
6432 * arm.c (arm_option_check_internal): Likewise.
6433 (arm_option_override): Likewise.
6434 (use_return_insn): Likewise.
6435 (arm_function_value_regno_p): Likewise.
6436 (arm_apply_result_size): Likewise.
6437 (use_vfp_abi): Likewise.
6438 (arm_legitimate_address_outer_p): Likewise.
6439 (thumb2_legitimate_address_p): Likewise.
6440 (arm_legitimate_index_p): Likewise.
6441 (thumb2_legitimate_index_p): Likewise.
6442 (arm_legitimate_address): Likewise.
6443 (arm_get_vfp_saved_size): Likewise.
6444 (arm_emit_vfp_multi_reg_pop): Likewise.
6445 (arm_get_frame_offsets): Likewise.
6446 (arm_save_coproc_regs): Likewise.
6447 (arm_hard_regno_mode_ok): Likewise.
6448 (arm_expand_epilogue_apcs_frame): Likewise.
6449 (arm_expand_epilogue): Likewise.
6450 (arm_file_start): Likewise.
6451 (arm_conditional_register_usage): Likewise.
6452 (arm_validize_comparison): Use vfp_compare_operand directly.
6453 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
6454 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
6456 (arm_atomic_assign_expand_fenv): Likewise.
6457 * arm.md (divsf3): Likewise.
6458 (arm_negsi2): Likewise.
6460 (arm_movdi): Likewise.
6461 (arm_movt): Likewise.
6462 (cbranchsf4): Change predicate to vfp_compare_operand.
6463 (cbranchdf4): Change predicate to vfp_compare_operand.
6464 (cstorehf4): Change predicate to vfp_compare_operand.
6465 (cstoresf4): Change predicate to vfp_compare_operand.
6466 (cstoredf4): Change predicate to vfp_compare_operand.
6467 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
6468 (movhi_insn_arch4, movhi_bytes): Likewise.
6469 * constraints.md (Dt): Likewise.
6471 * iterators.md (SDF): Likewise.
6472 * predicates.md (arm_float_compare_operand): Delete.
6473 (const_double_vcvt_power_of_two_reciprocal): Remove references to
6475 (const_double_vcvt_power_of_two): Likewise.
6476 * thumb2.md thumb2_movsi_insn): Likewise.
6477 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
6478 (movhf_vfp): Likewise.
6479 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
6480 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6481 (movsf_vfp, thumb2_movsf_vfp): Likewise.
6482 (movdf_vfp, thumb2_movdf_vfp): Likewise.
6483 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
6484 (subsf3_vfp, divsf3_vfp): Likewise.
6485 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
6486 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
6487 (mulsf3negsfsubsf_vfp): Likewise.
6488 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
6489 (floatunssisf2, sqrtsf2_vfp): Likewise.
6490 (movcc_vfp): Likewise.
6491 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
6492 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
6493 (push_multi_vfp): Likewise.
6494 (set_fpscr, get_fpscr): Likewise.
6495 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
6497 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6499 * arm.h (TARGET_VFP): Unconditionally define to 1.
6500 (arm_fpu_desc): Remove 'model' field.
6501 (TARGET_FPU_MODEL): Delete.
6502 * arm.c (all_fpus): Don't initialize the model field.
6503 (arm_can_inline_p): Don't check the FPU model.
6504 * arm-fpus.def: Remove redundant model field from all FPU
6507 2016-10-13 Richard Biener <rguenther@suse.de>
6510 * genmatch.c (struct capture): Add value_match member.
6511 (commutate): Preserve value_match.
6512 (lower_opt_convert): Likewise.
6513 (lower_cond): Likewise.
6514 (replace_id): Likewise.
6515 (struct dt_operand): Add value_match member.
6516 (decision_tree::cmp_node): Compare it.
6517 (decision_tree::insert_operand): Honor it when finding and
6518 when appending a DT_MATCH.
6519 (dt_operand::gen_match_op): Generate a type check after
6520 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
6521 (parser::get_internal_capture_id): New helper.
6522 (parser::finish_match_operand): New function lowering @@<id>.
6523 (parser::parse_capture): Parse @@<id> as value-match.
6524 (parser::parse_expr): Use get_internal_capture_id.
6525 (parser::parse_simplify): Call finish_match_operand.
6526 (walk_captures): New helper.
6527 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
6529 ((X /[ex] A) * A -> X): Likewise.
6530 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
6531 convert[12] and value-matching.
6532 ((A | B) & (A | C) -> A | (B & C)): Likewise.
6533 ((X | Y) | Y -> X | Y): Likewise.
6534 ((X ^ Y) ^ Y -> X): Likewise.
6535 (A - (A & B) -> ~B & A): Likewise.
6536 ((T)(P + A) - (T)P -> (T) A): Likewise.
6537 ((T)P - (T)(P + A) -> -(T) A): Likewise.
6538 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
6539 * doc/match-and-simplify.texi: Amend capture section.
6541 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6543 * config/arc/arc.md (umul_600): Remove predicated variant.
6544 (umul64_600): Likewise.
6546 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6548 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
6550 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6552 * tree-vect-loop.c (loop_niters_no_overflow): New func.
6553 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
6554 no-overflow information to vect_do_peeling_for_loop_bound and
6555 vect_gen_vector_loop_niters.
6557 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6559 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
6562 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6564 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
6565 adjust_vec automatically.
6566 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
6567 param exit_bb to guard_to.
6568 (slpeel_checking_verify_cfg_after_peeling):
6569 (set_prologue_iterations):
6570 (create_lcssa_for_virtual_phi): New func which is factored out from
6571 slpeel_tree_peel_loop_to_edge.
6572 (slpeel_tree_peel_loop_to_edge):
6573 (iv_phi_p): New func.
6574 (vect_can_advance_ivs_p): Call iv_phi_p.
6575 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
6576 new gimple stmts in basic block.
6577 (vect_gen_niters_for_prolog_loop): Rename to...
6578 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
6579 adjust implementation.
6580 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
6581 sizetype if necessary.
6582 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
6583 it to external function.
6584 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
6585 (vect_gen_vector_loop_niters_mult_vf): New.
6586 (slpeel_update_phi_nodes_for_loops): New.
6587 (slpeel_update_phi_nodes_for_guard1): Reimplement.
6588 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
6589 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
6590 * tree-vect-loop.c (vect_build_loop_niters): Move to file
6591 tree-vect-loop-manip.c
6592 (vect_generate_tmps_on_preheader): Delete.
6593 (vect_transform_loop): Rename vectorization_factor to vf. Call
6594 vect_do_peeling instead of vect_do_peeling-* functions.
6595 * tree-vectorizer.h (vect_do_peeling): New decl.
6596 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
6597 (vect_do_peeling_for_loop_bound): Delete.
6598 (vect_do_peeling_for_alignment): Delete.
6600 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6602 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
6603 duplicated loop after its preheader and after the original loop.
6605 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6607 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
6608 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
6610 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6612 * tree-vect-loop.c (vectorizable_live_operation): Support handling
6613 for live variable outside loop but not in lcssa form.
6615 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6617 * cfg.c (reset_original_copy_tables): New func.
6618 * cfg.h (reset_original_copy_tables): New decl.
6620 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6623 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
6625 * varasm.c (default_binds_local_p_3): Formatting fix.
6627 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6629 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
6631 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
6632 Remove useless code.
6634 2016-10-13 Martin Liska <mliska@suse.cz>
6636 PR tree-optimization/77943
6637 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
6638 a different EH landing pads.
6640 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6643 * hooks.h (hook_tree_void_null): Declare.
6644 * hooks.c (hook_tree_void_null): New function.
6645 * langhooks.c (lhd_return_null_tree_v): Remove.
6646 * langhooks-def.h (lhd_return_null_tree_v): Remove.
6647 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
6648 set y to const0_rtx.
6649 * function.c (stack_protect_epilogue): Likewise.
6650 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
6651 if TARGET_THREAD_SSP_OFFSET is defined.
6652 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6653 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6654 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6655 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6656 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6657 (ix86_stack_protect_guard): New function.
6659 2016-10-13 Richard Biener <rguenther@suse.de>
6661 * dwarf2out.c (tree_add_const_value_attribute): Do not try
6662 rtl_for_decl_init during early phase.
6663 (gen_variable_die): Do not create locations during early phase.
6664 (gen_label_die): Likewise.
6665 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
6668 2016-10-12 Richard Biener <rguenther@suse.de>
6670 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
6671 try_add_new_range and made to eturn new range.
6672 (evrp_dom_walker::before_dom_children): Push op1 value range before
6673 pushing op0 value range.
6675 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6677 PR tree-optimization/77937
6678 * gimple-ssa-strength-reduction.c (analyze_increments): Use
6679 POINTER_TYPE_P on the candidate type to determine whether
6680 candidates in this chain require pointer arithmetic.
6682 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
6684 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
6685 correction if the type is smaller than a word.
6686 (visium_select_cc_mode): Add ... fall through ... comment.
6688 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6690 * config/rs6000/rs6000.c (machine_function): Add new fields
6691 gpr_is_wrapped_separately and lr_is_wrapped_separately.
6692 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
6693 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
6694 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
6695 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
6696 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
6697 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
6698 (rs6000_get_separate_components): New function.
6699 (rs6000_components_for_bb): New function.
6700 (rs6000_disqualify_components): New function.
6701 (rs6000_emit_prologue_components): New function.
6702 (rs6000_emit_epilogue_components): New function.
6703 (rs6000_set_handled_components): New function.
6704 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
6705 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
6706 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
6707 (rs6000_emit_epilogue): Don't emit GPR restores if
6708 gpr_is_wrapped_separately for that register. Don't make a
6709 REG_CFA_RESTORE note for registers we did not restore, either.
6711 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6713 * function.c (thread_prologue_and_epilogue_insns): Call
6714 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
6715 if it has possibly changed. Compute the split_prologue_seq and
6716 epilogue_seq later, too.
6717 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
6718 (dump_components): New function.
6719 (struct sw): New struct.
6721 (init_separate_shrink_wrap): New function.
6722 (fini_separate_shrink_wrap): New function.
6723 (place_prologue_for_one_component): New function.
6724 (spread_components): New function.
6725 (disqualify_problematic_components): New function.
6726 (emit_common_heads_for_components): New function.
6727 (emit_common_tails_for_components): New function.
6728 (insert_prologue_epilogue_for_components): New function.
6729 (try_shrink_wrapping_separate): New function.
6730 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
6732 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6734 * regrename.c (build_def_use): Invalidate chains that have a
6735 REG_CFA_RESTORE on some instruction.
6737 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6739 * dce.c (delete_unmarked_insns): Don't delete instructions with
6740 a REG_CFA_RESTORE note.
6742 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6744 * common.opt (-fshrink-wrap-separate): New flag.
6745 * doc/invoke.texi: Document it.
6746 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
6747 * doc/tm.texi: Regenerate.
6748 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
6749 * target.def (shrink_wrap): New hook vector.
6750 (get_separate_components, components_for_bb, disqualify_components,
6751 emit_prologue_components, emit_epilogue_components,
6752 set_handled_components): New hooks.
6754 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6756 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
6757 vector return by reference only if -Wpsabi.
6758 (rs6000_pass_by_reference): Similarly, for argument passing.
6760 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6762 * function-tests.c: Include "print-rtl.h".
6763 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
6764 function, and verify what is dumped.
6765 * print-rtl-function.c (print_edge): New function.
6766 (begin_any_block): New function.
6767 (end_any_block): New function.
6768 (can_have_basic_block_p): New function.
6769 (print_rtx_function): Track the basic blocks of insns in the
6770 chain, wrapping those that are within blocks within "(block)"
6771 directives. Remove the "(cfg)" directive.
6773 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6775 * selftest.c (selftest::read_file): New function.
6776 (selftest::test_read_file): New function.
6777 (selftest::selftest_c_tests): Call test_read_file.
6778 * selftest.h (selftest::read_file): New decl.
6780 2016-10-12 Richard Biener <rguenther@suse.de>
6783 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
6786 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
6788 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
6790 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
6791 dwarf2out_assembly_start.
6793 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
6795 * Makefile.in (SELFTEST_FLAGS): New variable.
6796 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
6798 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
6801 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
6803 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
6804 dumped in RTL dumps.
6806 2016-10-12 Martin Liska <mliska@suse.cz>
6808 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
6809 (gimple_fold_builtin_memory_op): Use the function.
6810 (gimple_fold_builtin_strchr): Likewise.
6811 (gimple_fold_builtin_strcat): Likewise.
6812 (gimple_build): Likewise.
6814 2016-10-12 Nathan Sidwell <nathan@acm.org>
6816 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
6818 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
6820 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
6821 equivalent 32-bit constant (modulo 2**32) when that yields
6822 smaller instructions.
6823 (size_of_int_loc_descriptor): Update accordingly.
6825 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
6827 * dwarf2out.c (dwarf2out_early_global_decl): For nested
6828 functions, call dwarf2out_decl on the parent function first.
6830 2016-10-12 Richard Biener <rguenther@suse.de>
6832 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
6835 2016-10-12 Richard Biener <rguenther@suse.de>
6837 * tree-ssa-propagate.c
6838 (substitute_and_fold_dom_walker::before_dom_children): Do not
6839 ignore ASSERT_EXPRs but only preserve them.
6840 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
6841 that have been propagated into.
6842 (vrp_finalize): Enable DCE for substitute_and_fold.
6844 2016-10-12 Richard Biener <rguenther@suse.de>
6846 PR tree-optimization/77920
6847 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
6848 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
6849 (simplify_abs_using_ranges): Likewise.
6850 (simplify_conversion_using_ranges): Likewise.
6851 (simplify_stmt_using_ranges): Adjust.
6853 2016-10-12 Jakub Jelinek <jakub@redhat.com>
6855 PR tree-optimization/77929
6856 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
6857 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
6859 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6862 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
6863 needs a base register for arg 1.
6865 2016-10-12 Jakub Jelinek <jakub@redhat.com>
6867 * common.opt (Wimplicit-fallthrough) Turn into alias to
6868 -Wimplicit-fallthrough=3. Remove EnabledBy.
6869 (Wimplicit-fallthrough=): New option.
6870 * gimplify.c (warn_implicit_fallthrough_r): Use
6871 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
6872 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
6873 to -Wimplicit-fallthrough=3.
6874 (-Wimplicit-fallthrough=): Document.
6876 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6878 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
6879 and GEU in DImode if TARGET_SUBXC.
6880 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
6881 (seqdi<W:mode>_zero_subxc): Delete.
6882 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
6883 (neg_seqdi<W:mode>_zero_vis3): Delete.
6884 (plus_seqdi<W:mode>_zero): Likewise.
6885 (minus_seqdi<W:mode>_zero): Likewise.
6886 (plus_plus_sltu<W:mode>): Accept only register.
6887 (addx<W:mode>): Likewise.
6888 (plus_sltu<W:mode>_vis3): Likewise.
6889 (plus_plus_sltu<W:mode>_vis3): Likewise.
6890 (neg_sgeu<W:mode>_vis3): Delete.
6891 (minus_sgeu<W:mode>_vis3): Likewise.
6892 (addxc<W:mode>): Accept only registers.
6893 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
6894 (minus_neg_sltu<W:mode>_subxc): Accept only register.
6895 (neg_plus_sltu<W:mode>_subxc): Likewise.
6896 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
6897 (minus_minus_sltu<W:mode>_subxc): Accept only register.
6898 (sgeu<W:mode>_insn_subxc): Delete.
6899 (plus_sgeu<W:mode>_subxc): Likewise.
6900 (subxc<W:mode>): Accept only register.
6901 (scc splitter): Split always GEU again.
6903 2016-10-11 Jeff Law <law@redhat.com>
6905 PR tree-optimization/77424
6906 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
6907 dead conditionals. Assert that all e->aux fields are NULL.
6909 2016-10-11 David Malcolm <dmalcolm@redhat.com>
6911 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
6912 operand-printing "switch" statement into...
6913 (print_rtx_operand_code_0): ...this new function, ...
6914 (print_rtx_operand_code_e): ...this new function, ...
6915 (print_rtx_operand_codes_E_and_V): ...this new function, ...
6916 (print_rtx_operand_code_i): ...this new function, ...
6917 (print_rtx_operand_code_r): ...this new function, ...
6918 (print_rtx_operand_code_u): ...this new function, ...
6919 (print_rtx_operand): ...and this new function.
6921 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
6923 * config/alpha/alpha-passes.def: New file.
6924 * config/alpha/t-alpha: New file.
6925 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
6926 (make_pass_handle_trap_shadows): New prototype.
6927 (make_pass_align_insns): Ditto.
6928 * config/alpha/alpha.c (alpha_option_override): Don't register
6930 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
6932 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6935 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
6936 distinct __ibm128 IBM extended double type if long doubles are
6937 128-bits and the default format for long double is IEEE 128-bit.
6939 2016-10-11 Richard Biener <rguenther@suse.de>
6941 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
6942 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
6943 (verify_die): New function.
6944 (dwarf2out_finish): Call it.
6945 (output_line_info): Handle case of -gsplit-dwarf without
6946 DWARF2_ASM_LINE_DEBUG_INFO.
6948 2016-10-11 Richard Biener <rguenther@suse.de>
6951 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
6952 sub-chains of BLOCK_VARS and gimple_bind_vars.
6954 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6956 * config/i386/znver1.md : Fix imov/imovx load type reservations.
6958 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6960 * config/sparc/sparc.opt (msubxc): New option.
6961 * doc/invoke.texi (SPARC options): Document it and tidy up.
6962 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
6963 * doc/tm.texi: Regenerate.
6964 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
6966 (CCX_NOOV): Rename into...
6970 * config/sparc/predicates.m (fcc_register_operand): Simplify.
6971 (fcc0_register_operand): Likewise.
6972 (icc_register_operand): New.
6973 (icc_or_fcc_register_operand): Simplify.
6974 (nz_comparison_operator): New.
6975 (c_comparison_operator): Likewise.
6976 (noov_compare_operator): Rename into...
6977 (icc_comparison_operator): ...this. Use above predicates.
6978 (noov_compare64_operator): Rename into...
6979 (v9_comparison_operator): ...this and tidy up.
6980 (fcc_comparison_operator): New.
6981 (icc_or_fcc_comparison_operator): Likewise.
6982 (v9_register_compare_operator): Rename info...
6983 (v9_register_comparison_operator): ...this.
6984 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
6985 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
6987 (sparc_fixed_condition_code_regs): New function.
6988 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
6989 renaming and add support for CCC/CCXC.
6990 (output_cbranch): Likewise.
6991 (sparc_print_operand): Likewise.
6992 (gen_v9_scc): Remove obsolete assertion.
6993 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
6994 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
6995 (output_cbcond): Remove bogus handling of CC modes.
6996 (sparc_register_move_cost): Return 100 for NO_REGS.
6997 * config/sparc/sparc.md (W): New mode iterator.
6998 (length): Adjust for noov_compare64_operator renaming.
6999 (cmpsi_sne): New instruction.
7000 (cmpdi_sne): Likewise.
7001 (seqdi_special): Delete.
7002 (seqdi_special): Likewise.
7003 (snesi<P:mode>_special): Likewise.
7004 (snedi_special): Likewise.
7005 (snedi_special_vis3): Likewise.
7006 (snesi patterns): Use W iterator.
7007 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
7008 (sltu patterns): Likewise.
7009 (sgeu patterns): Likewise.
7010 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
7011 (normal_branch): Use icc_comparison_operator predicate.
7012 (inverted_branch): Likewise.
7013 (cbcond_sp32): Use comparison_operator predicate.
7014 (cbcond_sp64): Likewise.
7015 (normal_int_branch_sp64): Adjust for renaming
7016 (inverted_int_branch_sp64): Likewise.
7017 (mov<I:mode>_cc_reg_sp64): Likewise.
7018 (movsf_cc_reg_sp6): Likewise.
7019 (movdf_cc_reg_sp64): Likewise.
7020 (movtf_cc_reg_hq_sp64): Likewise.
7021 (movtf_cc_reg_sp64): Likewise.
7022 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
7023 (movsf_cc_v9): Likewise.
7024 (movdf_cc_v9): Likewise.
7025 (movtf_cc_hq_v9): Likewise.
7026 (movtf_cc_v9): Likewise.
7027 (adddi3): Call gen_adddi3_sp32.
7028 (adddi3_insn_sp32): Rename to...
7029 (adddi3_sp32): ...this. Accept only register_operand as operand #1
7030 and use CCCmode for the carry.
7031 (addx_extend_sp32): Use CCCmode for the carry.
7032 (addx_extend_sp64): Delete.
7033 (adddi3_extend_sp32): Use CCCmode for the carry.
7034 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
7035 (subdi3): Call gen_subdi3_sp32.
7036 (subdi3_insn_sp32): Rename to...
7037 (subdi3_sp32): ...this and use CCmode for the carry.
7038 (subx_extend_sp32): Use CCCmode for the carry.
7039 (subx_extend_sp64): Delete.
7040 (subdi3_extend_sp32): Use CCmode for the carry.
7041 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
7042 (negdi3): Call gen_negdi3_sp32.
7043 (negdi3_sp32): Use CCCmode for the carry.
7044 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
7045 (cmp_nz_ashift_1): Use CCNZ mode.
7046 (cmp_nz_set_ashift_1): Likewise.
7047 (ctrapsi4): Use comparison_operator predicate.
7048 (ctrapdi4): Likewise.
7049 (trapsi_insn): Use icc_comparison_operator predicate.
7050 (trapdi_insn): Likewise.
7051 (edge8 patterns): Use CCNZmode.
7052 (edge16 patterns): Likewise.
7053 (edge32 patterns): Likewise.
7055 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7057 * config/visium/visium-modes.def (CC_NOOV): Rename into...
7059 (CC_BTST): Rename into...
7061 * config/visium/predicates.md (real_add_operand): New.
7062 (visium_btst_operator): Rename into...
7063 (visium_equality_comparison_operator): ...this.
7064 (visium_noov_operator): Rename into...
7065 (visium_nz_comparison_operator): ...this.
7066 (visium_c_comparison_operator): New.
7067 (visium_branch_operator): Adjust and deal with all CC modes.
7068 * config/visium/visium.c (visium_adjust_cost): Adjust.
7069 (visium_split_double_add): Use the *_set_carry patterns.
7070 (visium_select_cc_mode): Add support for CCC mode and adjust.
7071 (output_cbranch): Adjust and use the carry-based operators for
7072 floating-point comparisons.
7073 * config/visium/visium.md (flags_subst_arith): Adjust.
7074 (addsi3_insn_set_carry): New instruction.
7075 (subsi3_insn_set_carry): Likewise.
7076 (negsi2_insn_set_carry): Likewise.
7078 (cmp<mode>_sne): Likewise.
7079 (cbranch<mode>4): Use ordered_comparison_operator.
7080 (cbranch<mode>4_insn): Likewise.
7081 (cbranchsi4_btst_insn): Adjust.
7083 2016-10-11 Tom de Vries <tom@codesourcery.com>
7086 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
7089 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
7091 * tree.h (build_complex_type): Add second parameter with default.
7092 * tree.c (build_complex_type): Add NAMED second parameter and adjust
7093 recursive call. Create a TYPE_DECL only if NAMED is true.
7094 (build_common_tree_nodes): Pass true in calls to build_complex_type.
7096 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
7098 New avr-passes.def to register AVR specific passes.
7100 * config/avr/avr-passes.def: New file.
7101 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
7102 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
7103 (make_avr_pass_recompute_note): New proto.
7104 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
7105 (avr_pass_recompute_notes): Use anonymous namespace.
7106 (avr_register_passes): Remove function...
7107 (avr_option_override): ...and its call.
7109 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
7111 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
7112 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
7113 PTF_AVOID_BRANCHLIKELY_SPEED for others.
7114 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
7116 * config/mips/mips.c (mips_option_override): Enable the branch
7117 likely depending on the tune flags and optimization level.
7118 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
7119 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
7120 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
7121 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
7123 2016-10-11 Richard Biener <rguenther@suse.de>
7125 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
7126 (output_function): Properly stream the whole block tree.
7127 * lto-streamer-in.c (input_function): Likewise.
7129 2016-10-11 Marek Polacek <polacek@redhat.com>
7131 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
7133 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7135 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
7136 (evrp_dom_walker::before_dom_children): Infer and push new value
7137 ranges for x in y < x.
7139 2016-10-10 Joseph Myers <joseph@codesourcery.com>
7142 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
7143 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7144 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7145 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
7146 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
7147 (IA64_NO_LIBGCC_TFMODE): Likewise.
7149 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
7151 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
7154 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
7156 * config.gcc: Add aarch64-*-freebsd* support.
7157 * config.host: Likewise.
7158 * config/aarch64/aarch64-freebsd.h: New file.
7159 * config/aarch64/t-aarch64-freebsd: Ditto.
7161 2016-10-10 Jeff Law <law@redhat.com>
7163 PR tree-optimization/71947
7164 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
7165 B with A within a single statement.
7167 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7169 PR tree-optimization/77824
7170 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
7171 zero cost for copies.
7172 (find_candidates_dom_walker::before_dom_children): Replace
7173 MODIFY_EXPR with SSA_NAME.
7174 (replace_mult_candidate): Likewise.
7175 (replace_profitable_candidates): Likewise.
7177 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7179 * config/s390/s390.h: Wrap more macros args in brackets and fix
7181 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
7183 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
7185 2016-10-10 Andreas Schwab <schwab@suse.de>
7188 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
7189 pseudo is not DImode.
7191 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
7193 * common/config/arc/arc-common.c (arc_option_optimization_table):
7194 Remove compact casesi option.
7195 * config/arc/arc.c (arc_override_options): Use compact casesi
7196 option only for pre-ARCv2 cores.
7197 * doc/invoke.texi (mcompact-casesi): Update text.
7199 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7201 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7202 Add macro to say we can efficiently handle overlapping unaligned
7204 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7205 poor code for processors older than p8.
7207 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7209 * gen-pass-instances.awk: Remove GNUism.
7211 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7213 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7214 NULL of (*ipcp_transformations)][node->uid].
7216 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7218 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7219 (MALLOC_ABI_ALIGNMENT): Define.
7221 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7223 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7224 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7225 VAR_OR_FUNCTION_DECL_P macros.
7226 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7227 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7228 chkp_find_bounds_1): Likewise.
7229 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7230 * hsa-gen.c (get_symbol_for_decl): Likewise.
7231 * cgraphunit.c (check_global_declaration, analyze_functions,
7232 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7234 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7235 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7237 * tree.c (set_decl_section_name, copy_node_stat,
7238 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7239 merge_dllimport_decl_attributes, handle_dll_attribute,
7240 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7241 verify_type): Likewise.
7242 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7243 find_explicit_erroneous_behavior): Likewise.
7244 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7245 * ipa.c (process_references): Likewise.
7246 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7247 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7248 notice_global_symbol, assemble_variable, mark_decl_referenced,
7249 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7250 make_decl_one_only, default_section_type_flags,
7251 categorize_decl_for_section, default_encode_section_info): Likewise.
7252 * trans-mem.c (requires_barrier): Likewise.
7253 * gimple-expr.c (mark_addressable): Likewise.
7254 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7255 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7256 expand_debug_expr): Likewise.
7257 * tree-dump.c (dequeue_and_dump): Likewise.
7258 * ubsan.c (instrument_bool_enum_load): Likewise.
7259 * tree-pretty-print.c (print_declaration): Likewise.
7260 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7261 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
7262 * asan.c (asan_protect_global, instrument_derefs): Likewise.
7263 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
7264 pass_build_ssa::execute): Likewise.
7265 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
7266 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
7268 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
7270 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
7271 can_be_nonlocal, remap_decls, copy_debug_stmt,
7272 initialize_inlined_parameters, add_local_variables,
7273 reset_debug_binding, replace_locals_op): Likewise.
7274 * dse.c (can_escape): Likewise.
7275 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
7277 * tree-diagnostic.c (default_tree_printer): Likewise.
7278 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
7279 unpack_ts_decl_with_vis_value_fields,
7280 lto_input_ts_decl_common_tree_pointers): Likewise.
7281 * builtins.c (builtin_save_expr, fold_builtin_expect,
7282 readonly_data_expr): Likewise.
7283 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
7284 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
7286 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
7287 * gimplify.c (force_constant_size, gimplify_bind_expr,
7288 gimplify_decl_expr, gimplify_var_or_parm_decl,
7289 gimplify_compound_lval, gimplify_init_constructor,
7290 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
7291 gimplify_type_sizes): Likewise.
7292 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7293 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
7294 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
7295 remove_unused_locals): Likewise.
7296 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
7297 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
7298 * function.c (instantiate_expr, instantiate_decls_1,
7299 setjmp_vars_warning, add_local_decl): Likewise.
7300 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
7302 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
7303 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
7304 optimize_va_list_gpr_fpr_size): Likewise.
7305 * tree-nrv.c (pass_nrv::execute): Likewise.
7306 * tsan.c (instrument_expr): Likewise.
7307 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7308 * vtable-verify.c (verify_bb_vtables): Likewise.
7309 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
7310 get_ref_base_and_extent): Likewise.
7311 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
7313 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
7314 analyze_all_variable_accesses): Likewise.
7315 * tree-nested.c (get_nonlocal_debug_decl,
7316 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
7317 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
7318 get_local_debug_decl, convert_local_omp_clauses,
7319 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
7321 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
7322 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
7323 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
7324 dbxout_symbol, dbxout_common_check): Likewise.
7325 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
7326 string_constant): Likewise.
7327 * hsa.c (hsa_get_declaration_name): Likewise.
7328 * passes.c (rest_of_decl_compilation): Likewise.
7329 * tree-ssanames.c (make_ssa_name_fn): Likewise.
7330 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
7331 pack_ts_decl_with_vis_value_fields,
7332 write_ts_decl_common_tree_pointers): Likewise.
7333 * stor-layout.c (place_field): Likewise.
7334 * symtab.c (symtab_node::maybe_create_reference,
7335 symtab_node::verify_base, symtab_node::make_decl_local,
7336 symtab_node::copy_visibility_from,
7337 symtab_node::can_increase_alignment_p): Likewise.
7338 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
7339 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
7340 fortran_common, add_location_or_const_value_attribute,
7341 add_scalar_info, add_linkage_name, set_block_abstract_flags,
7342 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
7343 optimize_one_addr_into_implicit_ptr,
7344 optimize_location_into_implicit_ptr): Likewise.
7345 * gimple-low.c (record_vars_into): Likewise.
7346 * ipa-visibility.c (update_vtable_references): Likewise.
7347 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
7349 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
7350 DFS::DFS_write_tree_body, write_symbol): Likewise.
7351 * langhooks.c (lhd_warn_unused_global_decl,
7352 lhd_set_decl_assembler_name): Likewise.
7353 * attribs.c (decl_attributes): Likewise.
7354 * except.c (output_ttype): Likewise.
7355 * varpool.c (varpool_node::get_create, ctor_for_folding,
7356 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
7357 * fold-const.c (fold_unary_loc): Likewise.
7358 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
7359 ipa_find_agg_cst_from_init): Likewise.
7360 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
7361 expand_omp_target, lower_omp_regimplify_p,
7362 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
7363 find_link_var_op): Likewise.
7364 * tree-chrec.c (chrec_contains_symbols): Likewise.
7365 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
7366 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
7367 execute_fixup_cfg): Likewise.
7369 PR tree-optimization/77901
7370 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
7371 if ranges[i].exp is SSA_NAME when looking for >= and only when
7372 ranges[i].exp is NULL or SSA_NAME when looking for the other
7375 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7377 * ipa-cp.c (ipcp_alignment_lattice): Remove.
7378 (ipcp_param_lattices): Remove field alignment.
7379 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
7380 (set_all_contains_variable): Remove call to
7381 ipcp_alignment_lattice::set_to_bottom.
7382 (initialize_node_lattices): Likewise.
7383 (propagate_alignment_accross_jump_function): Remove.
7384 (propagate_constants_accross_call): Remove call to
7385 propagate_alignment_accross_jump_function.
7386 (ipcp_store_alignment_results): Remove.
7387 (ipcp_driver): Remove call to ipcp_store_alignment_results.
7388 (propagate_bits_accross_jump_function): Handle ancestor jump function.
7389 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
7390 pretty-printing of alignment jump function.
7391 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
7392 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
7393 alignments and remove computing ipa_alignment jump function.
7394 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
7395 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
7396 (ipa_read_jump_function): Remove reading of ipa_alignment.
7397 (write_ipcp_transformation_info): Remove streaming for alignment
7398 propagation summary.
7399 (read_ipcp_transformation_info): Remove reading of alignment
7400 propagation summary.
7401 (ipcp_update_alignments): Remove.
7402 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
7404 (ipcp_transform_function): Remove call to ipcp_update_alignments()
7405 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
7406 * ipa-prop.h (ipa_alignment): Remove.
7407 (ipa_jump_func): Remove field alignment.
7408 (ipcp_transformation_summary): Remove field alignments.
7409 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
7410 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
7411 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
7413 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
7415 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
7417 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
7419 (visium_expand_fp_cstore): Likewise.
7421 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7423 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
7424 * diagnostic.c (warning_at_rich_loc_n): New function.
7425 (diagnostic_n_impl_richloc): Likewise.
7426 (diagnostic_n_impl): Move most of the function to
7427 diagnostic_n_impl_richloc and call it.
7429 2016-10-08 Jakub Jelinek <jakub@redhat.com>
7431 * gen-pass-instances.awk: Rewritten.
7432 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
7433 $(PASSES_EXTRA) after passes.def to the script.
7434 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
7435 * config/i386/i386-passes.def: New file.
7436 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
7437 make_pass_stv): Declare.
7438 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
7440 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
7442 (pass_stv::clone, pass_stv::set_pass_param): New methods.
7443 (pass_stv::timode_p): New non-static data member.
7444 (ix86_option_override): Don't register passes here.
7446 * doc/invoke.texi: Document accepting Else, fallthrough.
7448 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
7451 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
7452 FALLTHRU comment styles.
7454 2016-10-07 Andrew Pinski <apinski@cavium.com>
7456 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
7457 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
7458 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
7460 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
7462 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
7464 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
7465 (AARCH64_ARCH): Likewise.
7466 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
7468 (AARCH64_CORE): Likewise.
7469 (AARCH64_ARCH): Likewise.
7470 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
7471 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7472 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
7473 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7474 (AARCH64_ARCH): Likewise.
7475 (AARCH64_CORE): Likewise.
7476 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
7477 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
7478 (AARCH64_CORE): Likewise.
7479 (AARCH64_ARCH): Likewise.
7481 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7483 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
7484 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
7485 floating point type infrastructre, and -mfloat128 that enables the
7486 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
7487 if -mfloat128-type. Define __ibm128 to be long double by default.
7488 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
7489 the IEEE 128-bit floating point type infrastructure should
7490 automatically be enabled.
7491 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
7492 instead of -mfloat128 to enable KFmode.
7493 (rs6000_option_override_internal): Split the option -mfloat128
7494 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
7495 systems, automatically set -mfloat128-type, but don't enable it on
7496 other operating systems. Move setting the long double size and
7497 IEEE quad support before the IEEE 128-bit floating point changes.
7498 (rs6000_init_builtins): Do not create a unique type for __ibm128
7499 if long double is IBM extended double, instead rely on __ibm128
7500 being defined as 'long double'. If -mfloat128-type and not
7501 -mfloat128, create the KFmode type with an undocumented __ieee128
7503 (rs6000_init_libfuncs): Use -mfloat128-type instead of
7504 -mfloat128 for tests about the types, but keep tests for
7505 -mfloat128 to enable the keyword support.
7506 (rs6000_complex_function_value): Likewise.
7507 (rs6000_scalar_mode_supported_p): Likewise.
7508 (rs6000_floatn_mode): Likewise.
7509 (rs6000_c_mode_for_suffix): Likewise.
7510 (rs6000_opt_masks): Add -mfloat128-type.
7511 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
7512 -mfloat128-type being split from -mfloat128. Add
7513 -mfloat128-hardware, which was missing.
7514 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
7515 -mfloat128 and -mfloat128-type:
7516 (-mfloat128-type): Likewise.
7517 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
7518 that 64-bit Linux systems with enable -mfloat128-type by default
7520 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
7521 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
7522 -mfloat128-type instead of -mfloat128.
7523 (FLOAT128_2REG_P): Likewise.
7524 (MASK_FLOAT128_TYPE): Likewise.
7525 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7526 (RS6000_BTM_FLOAT128): Likewise.
7527 (TARGET_FLOAT128): Poison old identifiers.
7528 (OPTION_MASK_FLOAT128): Likewise.
7529 (MASK_FLOAT128): Likewise.
7530 * config/rs6000/rs6000.md (FP): Likewise.
7531 (FLOAT128): Likewise.
7532 (fix_trunc<mode>di2): Likewise.
7533 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7534 (floatdi<mode>2): Likewise.
7535 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
7536 (neg<mode>2, FLOAT128 iterator): Likewise.
7537 (abs<mode>2, FLOAT128 iterator): Likewise.
7538 (ieee_128bit_negative_zero): Likewise.
7539 (ieee_128bit_vsx_neg<mode>2): Likewise.
7540 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
7541 (ieee_128bit_vsx_abs<mode>2): Likewise.
7542 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7543 (ieee_128bit_vsx_nabs<mode>2): Likewise.
7544 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7545 (extendiftf2): Likewise.
7546 (extendifkf2): Likewise.
7547 (extendtfkf2): Likewise.
7548 (trunciftf2): Likewise.
7549 (truncifkf2): Likewise.
7550 (trunckftf2): Likewise.
7551 (trunctfif2): Likewise.
7552 (extendkftf2): Likewise.
7553 (trunctfkf2): Likewise.
7555 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7557 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
7558 before merging in bytes to pass down to real_from_target.
7560 2016-10-07 Richard Biener <rguenther@suse.de>
7562 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
7564 (substitute_and_fold_dom_walker::before_dom_children):
7565 Substitute and fold before pass specific folding to avoid
7566 feeding that with SSA names that will be later released.
7567 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
7568 introduced by folding and visited by evaluate_stmt called during
7570 (likely_value): Likewise.
7571 (evaluate_stmt): Likewise.
7572 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
7573 (simplify_div_or_mod_using_ranges): Likewise.
7574 (simplify_min_or_max_using_ranges): Likewise.
7575 (simplify_abs_using_ranges): Likewise.
7576 (simplify_conversion_using_ranges): Likewise.
7577 (simplify_float_conversion_using_ranges): Likewise.
7578 (simplify_stmt_using_ranges): Likewise.
7580 2016-10-07 Marek Polacek <polacek@redhat.com>
7582 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
7583 FALLTHROUGH_LABEL_P here...
7584 (warn_implicit_fallthrough_r): ...not here.
7586 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
7588 PR tree-optimization/77880
7589 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
7592 2016-10-07 Marek Polacek <polacek@redhat.com>
7595 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
7597 2016-10-07 Richard Biener <rguenther@suse.de>
7599 * bitmap.h: Document constraints on bitmap modification while
7602 2016-10-07 Richard Biener <rguenther@suse.de>
7604 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
7605 * bitmap.h (bmp_iter_set): When advancing to the next element
7606 check that we didn't remove the current one.
7607 (bmp_iter_and): Likewise.
7608 (bmp_iter_and_compl): Likewise.
7609 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
7610 we currently iterate on but keep a one-level queue.
7611 * sched-deps.c (remove_from_deps): Do not clear current bit
7612 but keep a one-level queue.
7614 2016-10-07 Jakub Jelinek <jakub@redhat.com>
7616 PR tree-optimization/77664
7617 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
7618 for the other ranges.
7619 (optimize_range_tests_diff): Fix up formatting.
7620 (optimize_range_tests_var_bound): New function.
7621 (optimize_range_tests): Use it.
7623 2016-10-07 Martin Liska <mliska@suse.cz>
7625 * coverage.c (build_gcov_exit_decl): Fix priority what
7626 should be really 99.
7628 2016-10-07 Richard Biener <rguenther@suse.de>
7630 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
7631 vars in gimple_bind_vars but not in BLOCK_VARS.
7633 2016-10-07 Richard Biener <rguenther@suse.de>
7635 PR tree-optimization/77879
7636 * tree-ssa-structalias.c (handle_const_call): Properly handle
7638 (handle_pure_call): Likewise.
7640 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7642 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
7643 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
7646 2016-10-06 Andrew Pinski <apinski@cavium.com>
7648 * config/aarch64/aarch64-cores.def: Add a comment before each
7651 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7653 PR tree-optimization/77862
7654 * tree-vrp.c (add_equivalence): Use get_value_range so that
7655 num_vr_values is checked before accessing vr_values.
7657 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7659 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7662 2016-10-05 Jeff Law <law@redhat.com>
7664 PR tree-optimization/71661
7665 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
7666 removal of a forwarder exposes a new natural loop.
7668 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
7670 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
7671 Introduce ssesuffix variable.
7672 (<mask_codefor><code><mode>3<mask_name>): Ditto.
7673 (*<code><mode>3): Ditto.
7675 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
7677 * postreload.c (reload_cse_simplify): Skip also USE when detecting
7680 2016-10-06 Richard Biener <rguenther@suse.de>
7682 PR tree-optimization/77855
7683 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
7684 instead of removing the current item while iterating over the set
7687 2016-10-06 James Clarke <jrtc27@jrtc27.com>
7688 Eric Botcazou <ebotcazou@adacore.com>
7691 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
7692 (classify_registers): Don't set it
7693 (function_arg_slotno): Don't initialize and test it. Tidy up.
7695 2016-10-06 Richard Biener <rguenther@suse.de>
7697 PR tree-optimization/77839
7698 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
7701 2016-10-06 Martin Liska <mliska@suse.cz>
7703 * gcc.c: Set -fprofile-update=atomic when profiling is
7704 enabled and -pthread is set. Warn when one combines
7705 -pthread and -fprofile-update=single for an app using
7708 2016-10-06 Martin Liska <mliska@suse.cz>
7711 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
7712 * gimple-ssa-strength-reduction.c (slsr_process_cast):
7713 Initialize a pointer to NULL.
7714 (slsr_process_copy): Likewise.
7715 * input.c (location_get_source_line): Likewise.
7716 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
7718 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
7720 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
7721 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
7722 (ix86_handle_option): Deleted handle of OPT_mpcommit.
7723 * config.gcc: Deleted pcommitintrin.h
7724 * config/i386/pcommitintrin.h: Deleted file.
7725 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
7726 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
7728 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
7730 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
7731 (PTA_PCOMMIT): Deleted define.
7732 (ix86_option_override_internal): Deleted handle of option.
7733 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
7734 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
7735 __builtin_ia32_pcommit): Deleted.
7736 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
7737 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
7738 (pcommit): Deleted instruction.
7739 * config/i386/i386.opt: Mention -mpcommit deprecation.
7740 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
7742 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
7745 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
7746 Remove wrong assert.
7747 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
7748 Use <round_constraint> as operand 1 constraint.
7750 2016-10-05 Jakub Jelinek <jakub@redhat.com>
7753 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
7754 (ubsan_instrument_float_cast): And not here.
7757 * ubsan.c (ubsan_ids): New GTY(()) array.
7758 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
7759 instead of static local counters.
7761 2016-10-05 Martin Sebor <msebor@redhat.com>
7764 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
7765 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
7766 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
7767 (default_printf_pointer_format): Define function.
7768 * targhooks.c (linux_printf_pointer_format): Define new function.
7769 * targhooks.h (linux_printf_pointer_format): Declare.
7770 (gnu_libc_printf_pointer_format): Remove declaration.
7772 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7774 * fold-const.c (native_encode_real): Fix logic for selecting offset
7775 to write to when BYTES_BIG_ENDIAN.
7777 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
7779 * builtins.c (fold_builtin_strchr): Remove function.
7780 (fold_builtin_strrchr): Likewise.
7781 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
7782 * gimple-fold.c (target_char_cst_p): New function.
7783 (gimple_fold_builtin_strchr) Add more foldings.
7784 (gimple_fold_builtin): Add index, strrchr, rindex cases.
7786 2016-10-05 Richard Biener <rguenther@suse.de>
7789 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
7790 capture ids in c-exprs.
7792 2016-10-05 Richard Biener <rguenther@suse.de>
7795 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
7796 with types_match for GIMPLE code gen to handle type mismatched
7798 (dt_operand::gen): Adjust.
7799 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
7802 2016-10-05 Richard Biener <rguenther@suse.de>
7804 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
7806 2016-10-05 Richard Biener <rguenther@suse.de>
7809 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
7811 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
7813 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
7814 version check to protect only DW_TAG_imported_module generation.
7816 2016-10-05 Richard Biener <rguenther@suse.de>
7819 * match.pd (min(a,-a) -> -abs(a)): New pattern.
7821 2016-10-04 Ian Lance Taylor <iant@golang.org>
7823 * explow.c (allocate_dynamic_stack_space): Call
7824 do_pending_stack_adjust before handling flag_split_stack.
7826 2016-10-04 David Malcolm <dmalcolm@redhat.com>
7828 * genattrtab.c (make_internal_attr): Supply dummy column number to
7831 * genoutput.c (init_insn_for_nothing): Likewise.
7832 * gensupport.c (add_define_attr): Likewise.
7833 * read-md.c (message_at_1): Print column number.
7834 (fatal_with_file_and_line): Likewise.
7835 (rtx_reader::read_char): Track column numbers.
7836 (rtx_reader::unread_char): Likewise.
7837 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
7838 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
7839 (rtx_reader::handle_file): Initialize m_read_md_colno.
7840 (rtx_reader::get_current_location): Supply column number to
7842 * read-md.h (struct file_location): Add field "colno".
7843 (file_location::file_location): Likewise.
7844 (rtx_reader::get_colno): New accessor.
7845 (rtx_reader::m_read_md_colno): New field.
7846 (rtx_reader::m_last_line_colno): New field.
7848 2016-10-04 Jakub Jelinek <jakub@redhat.com>
7850 * doc/extend.texi (Java Exceptions): Remove.
7851 (java_interface): Remove.
7853 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
7855 PR tree-optimization/77808
7856 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
7857 and addr are different before copying points-to information.
7859 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
7861 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
7862 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
7863 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
7864 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
7866 2016-10-04 Richard Biener <rguenther@suse.de>
7868 PR tree-optimization/77399
7869 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
7870 verify the target can convert.
7872 2016-10-04 Richard Biener <rguenther@suse.de>
7875 * explow.c (plus_constant): Verify the mode of the constant
7876 pool offset before calling plus_constant.
7878 2016-10-04 Richard Biener <rguenther@suse.de>
7881 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
7882 type support, mark with :C.
7883 (X / -X -> -1): Mark with :C.
7885 2016-10-04 Jakub Jelinek <jakub@redhat.com>
7887 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
7888 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
7889 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
7890 * doc/tm.texi: Regenerated.
7891 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
7892 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
7893 * config/darwin.h (JCR_SECTION_NAME): Remove.
7894 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
7895 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
7896 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
7897 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
7898 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
7899 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
7901 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7903 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
7904 between "because" and "param" in dump message in call to fprintf.
7906 2016-10-03 Jeff Law <law@redhat.com>
7908 PR tree-optimization/71550
7909 PR tree-optimization/71403
7910 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
7911 (profitable_jump_thread_path): Also return boolean indicating if
7912 the realized path will create an irreducible loop.
7913 Remove loop depth tests from 71403.
7914 (fsm_find_control_statement_thread_paths): Remove loop depth tests
7915 from 71403. If threading will create an irreducible loop, then
7916 throw away loop iteration and related information.
7918 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
7920 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
7921 -Woverloaded-virtual checks for warning options.
7922 * configure: Regenerate.
7924 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7926 PR preprocessor/77699
7927 * input.c (maybe_grow): Don't allocate one byte extra headroom.
7928 (get_next_line): Return false on error.
7929 (read_next_line): Removed, use get_next_line instead.
7930 (read_line_num): Don't copy the line.
7931 (location_get_source_line): Don't use static data.
7932 (selftest::test_reading_source_line): Add more test cases.
7934 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7937 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7939 * ifcvt.c (noce_try_avoid_const_materialization): New function.
7940 (noce_process_if_block): Use it.
7942 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7944 * doc/invoke.texi: Update -Wint-in-bool-context.
7946 2016-10-02 Jakub Jelinek <jakub@redhat.com>
7948 * dwarf2out.c (output_fde, output_call_frame_info,
7949 dwarf2out_do_cfi_startproc, set_indirect_string,
7950 gen_internal_sym, output_die, output_line_info): Use
7951 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
7952 ASM_GENERATE_INTERNAL_LABEL output.
7954 2016-10-01 Richard Biener <rguenther@suse.de>
7957 * genmatch.c (get_operand_type): Add operand position arg
7958 and handle COND_EXPR comparison operand with fixed boolean_type_node.
7959 (expr::gen_transform): Adjust.
7960 (dt_simplify::gen_1): Likewise.
7962 2016-10-01 Jakub Jelinek <jakub@redhat.com>
7964 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
7965 comments. Simplify asserts, remove unnecessary conditions.
7967 (*<code><mode>3): Likewise.
7969 2016-09-30 Jakub Jelinek <jakub@redhat.com>
7971 * doc/invoke.texi (-Wregister): Document.
7973 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
7975 * configure.ac: Split CHECKING_P into CHECKING_P and
7976 ENABLE_EXTRA_CHECKING.
7977 * configure: Regenerated.
7978 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
7979 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
7981 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
7984 * gcc.c (process_command): For @filename handling, output
7985 the correct name if the file does not exist.
7987 2016-09-30 Marek Polacek <polacek@redhat.com>
7989 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
7990 * config/alpha/predicates.md: Likewise.
7992 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7994 * ifcvt.c (noce_try_avoid_const_materialization): New function.
7995 (noce_process_if_block): Use it.
7997 2016-09-30 Martin Liska <mliska@suse.cz>
7999 * doc/invoke.texi: Document asan-use-after-return that
8000 it's disabled by default in runtime.
8002 2016-09-30 Richard Biener <rguenther@suse.de>
8004 * tree-vrp.c (intersect_ranges): If we failed to handle
8005 the intersection choose a constant singleton range if available.
8007 2016-09-30 Richard Biener <rguenther@suse.de>
8009 PR tree-optimization/77399
8010 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
8011 float <-> int conversions.
8013 2016-09-30 Alan Modra <amodra@gmail.com>
8015 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
8017 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8019 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
8020 ext_level before calling CPUID with 0x80000008.
8021 Simplify xgetbv checks.
8023 2016-09-29 David Malcolm <dmalcolm@redhat.com>
8025 * Makefile.in (OBJS): Add print-rtl-function.o.
8026 * print-rtl-function.c: New file.
8027 * print-rtl.h (print_rtx_function): New decl.
8029 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
8032 * config/i386/cpuid.h (__get_cpuid_count): New.
8033 (__get_cpuid): Rename __level to __leaf.
8035 2016-09-29 Marek Polacek <polacek@redhat.com>
8037 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
8039 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
8042 * builtins.c (expand_builtin_memcmp): Don't swap args unless
8043 result is only being compared with zero.
8045 2016-09-29 Marek Polacek <polacek@redhat.com>
8047 * dwarf2out.c (loc_descriptor): Add fall through comment.
8048 (add_const_value_attribute): Likewise.
8050 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
8052 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
8053 with "v6t2". Move "arch" attribute above "pool_range".
8054 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
8056 (*thumb2_movhi_vfp): Likewise.
8057 (*arm_movhi_fp16): Likewise.
8058 (*thumb2_movhi_fp16): Likewise.
8059 (*arm_movsi_vfp): Remove "arch" attribute.
8060 (*thumb2_movsi_vfp): Likewise.
8062 2016-09-29 Martin Liska <mliska@suse.cz>
8064 * doc/extend.texi: Remove limitation of Objective C for
8065 __attribute__((constructor)) and __attribute__((destructor)).
8067 2016-09-29 Richard Biener <rguenther@suse.de>
8069 PR tree-optimization/77768
8070 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8071 Handle stores to readonly memory when removing redundant stores.
8073 2016-09-29 Richard Biener <rguenther@suse.de>
8076 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
8077 X / -X -> -1 simplifications.
8079 2016-09-29 Richard Biener <rguenther@suse.de>
8082 * match.pd: Add max(a,-a) -> abs(a) pattern.
8083 * tree-ssa-phiopt.c (minmax_replacement): Disable for
8084 HONOR_SIGNED_ZEROS types.
8086 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
8088 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
8089 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
8091 2016-09-29 Richard Biener <rguenther@suse.de>
8093 * tree-vrp.c (set_defs_to_varying): New helper avoiding
8094 writing to vr_const_varying.
8095 (vrp_initialize): Call it.
8096 (vrp_visit_stmt): Likewise.
8097 (evrp_dom_walker::before_dom_children): Likewise.
8099 2016-09-29 Richard Biener <rguenther@suse.de>
8101 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
8102 constructors with vector elements.
8104 2016-09-29 Richard Biener <rguenther@suse.de>
8106 PR tree-optimization/77768
8107 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
8108 with stores to a place we know has a constant value.
8110 2016-09-29 Alan Modra <amodra@gmail.com>
8112 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
8113 * doc/invoke.texi: Document it.
8114 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
8115 (rs6000_passes_float): Comment.
8116 (rs6000_passes_long_double): New static var.
8117 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
8118 (init_cumulative_args): Set up to emit fp .gnu_attribute for
8119 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
8120 to include fp values returned in vectors.
8121 Set rs6000_passes_long_double.
8122 (rs6000_function_arg_advance_1): Likewise for function args.
8123 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
8124 and SPE. Emit long double tag value too.
8125 (rs6000_opt_vars): Add gnu-attr.
8126 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
8127 * configure: Regenerate.
8128 * config.in: Regenerate.
8130 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8132 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
8134 (format_floating, format_string, format_directive,
8135 get_destination_size, pass_sprintf_length::handle_gimple_call):
8138 2016-09-28 Jakub Jelinek <jakub@redhat.com>
8140 * gimple-ssa-sprintf.c: Fix comment formatting.
8141 (format_integer): Use is_gimple_assign.
8142 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
8143 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
8144 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
8145 (pass_sprintf_length::execute): Use is_gimple_call.
8147 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8149 * gimple-fold.c (gimple_fold_builtin): After failing to fold
8150 strchr, also try the generic folding.
8152 2016-09-28 Martin Sebor <msebor@redhat.com>
8155 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
8158 2016-09-28 Martin Sebor <msebor@redhat.com>
8161 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
8162 length modifier is not expected.
8163 (format_floating): Ignore l length modifier and fail gracefuly
8164 when it isn't one of the other expected ones.
8166 2016-09-28 Martin Sebor <msebor@redhat.com>
8169 * varasm.c (assemble_addr_to_section): Increase local buffer size.
8171 2016-09-27 Richard Biener <rguenther@suse.de>
8173 * dwarf2out.c (cu_die_list): New global.
8174 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
8175 main_comp_unit_die to cu_die_list if we created it.
8176 Move break_out_includes ...
8177 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
8180 2016-09-28 Richard Biener <rguenther@suse.de>
8182 * dwarf2out.c (struct die_struct): Add removed flag.
8183 (lookup_type_die): If the DIE is marked as removed, clear
8184 TYPE_SYMTAB_DIE and return NULL.
8185 (lookup_decl_die): If the DIE is marked as removed, remove it
8186 from the hash and return NULL.
8187 (mark_removed): New helper.
8188 (prune_unused_types_prune): Call it for removed DIEs.
8189 (gen_subprogram_die): Move the premark_used_types call to after
8190 DIEs for the functions scopes are generated.
8191 (process_scope_var): Do not re-create pruned types or type decls.
8192 Make sure to also re-parent type decls.
8193 (dwarf2out_finish): Move unused type pruning and debug_types
8195 (dwarf2out_early_finish): ... here.
8197 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8199 * config/arc/arc-c.c: New file.
8200 * config/arc/arc-c.def: Likewise.
8201 * config/arc/t-arc: Likewise.
8202 * config.gcc: Include arc-c.o as c and cpp object.
8203 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8204 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8205 arc_cpu_cpp_builtins.
8207 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8209 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8210 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8212 2016-09-28 Nathan Sidwell <nathan@acm.org>
8214 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8217 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8219 PR tree-optimization/61056
8220 * gimple-fold.c (gimple_fold_builtin_strchr):
8221 New function to optimize strchr (s, 0) to strlen.
8222 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8224 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8226 PR tree-optimization/77724
8227 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8228 Add tree_fits_shwi_p check.
8230 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8232 * auto-inc-dec.c (try_merge): Remove break after return.
8233 * cselib.c (autoinc_split): Likewise.
8234 * explow.c (promote_mode): Likewise.
8235 * fixed-value.c (fixed_arithmetic): Likewise.
8236 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8237 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8238 * trans-mem.c (get_attrs_for): Likewise.
8239 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8240 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8241 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8242 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8243 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8244 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8245 * config/cris/cris.c (cris_op_str): Likewise.
8246 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8247 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8249 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8251 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8252 IFN_GOACC_REDUCTION_CODES): New.
8253 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8254 ifn_goacc_reduction_kind): Use them.
8255 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8256 of internal functions, when applicable.
8258 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
8260 * config/mips/constraints.md (d): Fix documentation.
8261 * doc/md.texi (Machine Constraints): Update accordingly.
8263 2016-09-27 Richard Biener <rguenther@suse.de>
8265 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
8266 cur_line_info_table initialization ...
8267 (dwarf2out_assembly_start): ... here.
8269 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
8271 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
8272 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
8273 (*thumb2_movhi_vfp): Likewise.
8274 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
8275 template. Expand predicable attribute to mark VMOV.F16 as not
8276 predicable. Add "arch" attribute.
8277 (*thumb2_movhi_fp16): Likewise.
8278 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
8279 (*thumb2_movsi_vfp): Add "arch" attribute.
8281 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
8283 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
8286 2016-09-27 Marek Polacek <polacek@redhat.com>
8288 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
8291 * config/c6x/c6x.h: Adjust fall through comment.
8292 * config/sh/sh.c (final_prescan_insn): Likewise.
8293 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
8294 (visium_expand_fp_cstore): Likewise.
8296 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8298 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
8299 expected by -Wimplicit-fallthrough.
8300 (thumb1_size_rtx_costs): Likewise.
8301 (thumb2_reorg): Likewise.
8302 (tls_mentioned_p): Add "Fall through" comment.
8303 (thumb2_reorg): Likewise.
8304 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
8305 comment form expected by -Wimplicit-fallthrough.
8307 2016-09-27 Martin Liska <mliska@suse.cz>
8309 PR gcov-profile/46266
8310 * input.h (RESERVED_LOCATION_P): New macro.
8311 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
8312 instread of comparison with UNKNOWN_LOCATION.
8314 2016-09-27 Richard Biener <rguenther@suse.de>
8316 PR tree-optimization/77745
8317 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8318 When removing redundant stores make sure to check compatibility
8319 of the TBAA state for downstream accesses.
8320 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
8321 value-numbering virtual operands for store matches.
8323 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
8326 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
8327 movrt patterns. Match them before anything else in the SET case.
8329 2016-09-27 Martin Liska <mliska@suse.cz>
8331 PR gcov-profile/7970
8332 PR gcov-profile/16855
8333 PR gcov-profile/44779
8334 * coverage.c (build_gcov_exit_decl): New function.
8335 (coverage_obj_init): Call the function and generate __gcov_exit
8337 * doc/gcov.texi: Document when __gcov_exit function is called.
8339 2016-09-27 Marek Polacek <polacek@redhat.com>
8342 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8343 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
8344 -Wno-error instead of -Wno-implicit-fallthrough.
8346 2016-09-27 Martin Liska <mliska@suse.cz>
8349 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
8351 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8353 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
8354 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
8355 comments. Remove break after return.
8356 (ix86_fp_compare_code_to_integer, has_dispatch,
8357 ix86_simd_clone_usable): Remove break after return.
8359 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8361 PR rlt-optimization/77714
8362 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
8365 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
8368 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
8369 extract_range_from_unary_expr to convert value_range.
8370 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
8371 (extract_range_from_unary_expr): This.
8372 * tree-vrp.h (extract_range_from_unary_expr): Declare.
8374 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
8376 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
8378 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8380 * config/i386/i386.c (ix86_print_operand)
8381 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
8382 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
8383 (epilogue_renumber): Likewise.
8385 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
8388 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
8389 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
8391 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8393 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
8394 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
8395 is_mm_seq_cst, is_mm_sync): Move to ...
8396 * memmodel.h: This. New file.
8397 * builtins.c: Include memmodel.h.
8398 * optabs.c: Likewise.
8400 * config/aarch64/aarch64.c: Likewise.
8401 * config/alpha/alpha.c: Likewise.
8402 * config/arm/arm.c: Likewise.
8403 * config/i386/i386.c: Likewise.
8404 * config/ia64/ia64.c: Likewise.
8405 * config/mips/mips.c: Likewise.
8406 * config/rs6000/rs6000.c: Likewise.
8407 * config/sparc/sparc.c: Likewise.
8408 * genconditions.c: Include memmodel.h in generated file.
8409 * genemit.c: Likewise.
8410 * genoutput.c: Likewise.
8411 * genpeep.c: Likewise.
8412 * genpreds.c: Likewise.
8413 * genrecog.c: Likewise.
8415 2016-09-26 David Malcolm <dmalcolm@redhat.com>
8417 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
8418 "c" instead when parsing characters. Move operand parsing into...
8419 (read_rtx_operand): ...this new function, renaming "i" to "idx",
8420 and tightening the scope of various locals.
8422 2016-09-26 Liu Hao <lh_mouse@126.com>
8424 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
8426 2016-09-26 Marek Polacek <polacek@redhat.com>
8428 * system.h: Use __has_attribute to check whether the fallthrough
8429 attribute is supported.
8431 2016-09-26 Marek Polacek <polacek@redhat.com>
8433 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
8434 gimple_call_internal_p.
8435 * ipa-split.c (find_return_bb): Likewise.
8436 (execute_split_functions): Likewise.
8437 * omp-low.c (dump_oacc_loop_part): Likewise.
8438 (oacc_loop_xform_head_tail): Likewise.
8439 * predict.c (predict_loops): Likewise.
8440 * sanopt.c (pass_sanopt::execute): Likewise.
8441 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
8442 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
8443 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
8444 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
8445 (expand_ifn_va_arg): Likewise.
8446 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
8447 (optimize_mask_stores): Likewise.
8448 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
8449 (vect_transform_stmt): Likewise.
8450 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
8451 * tsan.c (instrument_memory_accesses): Likewise.
8453 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8454 Alexander Monakov <amonakov@ispras.ru>
8456 * regrename.c (rename_chains): Check
8457 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
8458 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
8459 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
8461 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8463 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
8464 (s390_sched_score): Likewise.
8466 2016-09-26 Martin Liska <mliska@suse.cz>
8468 * doc/gcov.texi: Update program output of gcov tool.
8470 2016-09-26 Martin Liska <mliska@suse.cz>
8472 PR gcov-profile/23332
8473 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
8474 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
8475 * value-prof.c (dump_histogram_value): Do not handle
8476 HIST_TYPE_CONST_DELTA.
8477 (stream_in_histogram_value): Likewise.
8478 (gimple_find_values_to_profile): Likewise.
8479 * value-prof.h (enum hist_type): Likewise.
8481 2016-09-26 Martin Liska <mliska@suse.cz>
8483 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
8484 from default sanitize recover values.
8485 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
8486 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
8487 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
8489 * opts.c (finish_options): Do a generic loop over options
8490 that can be recovered.
8491 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
8493 (common_handle_option): Likewise.
8494 * opts.h: Declare can_recover to sanitizer_opts_s.
8496 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
8498 * target.def(elf_flags_numeric): Change documentation to present tense.
8499 * doc/tm.texi: Regenerate.
8501 2016-09-26 Marek Polacek <polacek@redhat.com>
8504 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8505 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
8506 -Wno-switch-fallthrough.
8507 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
8508 (expand_builtin): Likewise.
8509 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
8510 * convert.c (convert_to_real_1): Likewise.
8511 (convert_to_integer_1): Likewise.
8512 * final.c (output_alternate_entry_point): Likewise.
8513 * genattrtab.c (make_canonical): Likewise.
8514 (write_test_expr): Likewise.
8515 * genpreds.c (validate_exp): Likewise.
8516 * gimple-ssa-strength-reduction.c
8517 (find_candidates_dom_walker::before_dom_children): Likewise.
8518 * godump.c (go_format_type): Likewise.
8519 * reload1.c (elimination_effects): Likewise.
8520 * resource.c (mark_referenced_resources): Likewise.
8521 (mark_set_resources): Likewise.
8522 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
8523 * varasm.c (output_addressed_constants): Likewise.
8525 2016-09-26 Marek Polacek <polacek@redhat.com>
8528 * common.opt (Wimplicit-fallthrough): New option.
8529 * doc/extend.texi: Document statement attributes and the fallthrough
8531 * doc/invoke.texi: Document -Wimplicit-fallthrough.
8532 * gimple.h (gimple_call_internal_p): New function.
8533 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
8534 (struct label_entry): New struct.
8535 (find_label_entry): New function.
8536 (case_label_p): New function.
8537 (collect_fallthrough_labels): New function.
8538 (last_stmt_in_scope): New function.
8539 (should_warn_for_implicit_fallthrough): New function.
8540 (warn_implicit_fallthrough_r): New function.
8541 (maybe_warn_implicit_fallthrough): New function.
8542 (expand_FALLTHROUGH_r): New function.
8543 (expand_FALLTHROUGH): New function.
8544 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
8545 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
8546 (gimplify_label_expr): New function.
8547 (gimplify_case_label_expr): Set location.
8548 (gimplify_expr): Call gimplify_label_expr.
8549 * internal-fn.c (expand_FALLTHROUGH): New function.
8550 * internal-fn.def (FALLTHROUGH): New internal function.
8551 * langhooks.c (lang_GNU_OBJC): New function.
8552 * langhooks.h (lang_GNU_OBJC): Declare.
8553 * system.h (gcc_fallthrough): Define.
8554 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
8555 * tree.h (FALLTHROUGH_LABEL_P): Define.
8557 2016-09-26 Richard Biener <rguenther@suse.de>
8559 * dwarf2out.c (stripattributes): Remove unused function.
8560 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
8561 Push dwarf_split_debug_info handling into init_sections_and_labels.
8562 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
8563 (DEBUG_MACRO_SECTION_FLAGS): Remove.
8564 (debug_macinfo_section_name): New global.
8565 (output_macinfo): Use debug_macinfo_section_name.
8566 (init_sections_and_labels): Split out section and label generation
8567 from dwarf2out_init. Set debug_macinfo_section_name.
8568 (dwarf2out_init): Move text section label generation and emission
8570 (dwarf2out_assembly_start): ... here.
8571 (dwarf2out_finish): Call init_sections_and_labels before DWARF
8574 2016-09-26 Richard Biener <rguenther@suse.de>
8577 * cgraphunit.c (analyze_functions): Before early removing
8578 global vars calls the late_global_decl debug handler mark
8579 the variable as readonly.
8581 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
8584 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
8585 (sh_rtx_costs): Handle SET of movt and movrt patterns.
8586 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
8587 declare new overloads.
8588 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
8591 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8593 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
8594 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
8596 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
8598 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
8599 * configure: Regenerate.
8601 2016-09-24 Marek Polacek <polacek@redhat.com>
8604 * doc/invoke.texi: Document -Wbool-operation.
8606 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8608 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
8609 * config/rs6000/rs6000.c (expand_block_compare): New function used by
8610 cmpmemsi pattern to do builtin expansion of memcmp ().
8611 (compute_current_alignment): Add helper function for
8612 expand_block_compare used to compute alignment as the compare proceeds.
8613 (select_block_compare_mode): Used by expand_block_compare to select
8614 the mode used for reading the next chunk of bytes in the compare.
8615 (do_load_for_compare): Used by expand_block_compare to emit the load
8616 insns for the compare.
8617 (rs6000_emit_dot_insn): Moved this function to avoid a forward
8618 reference from expand_block_compare ().
8619 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
8620 prototype for this function.
8621 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
8622 target option for controlling how much code inline expansion of
8623 memcmp() will be allowed to generate.
8625 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8627 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
8628 hook_bool_mode_false, hook_bool_mode_true,
8629 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8630 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8631 hook_bool_const_rtx_insn_const_rtx_insn_true,
8632 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
8633 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
8634 hook_bool_const_tree_hwi_hwi_const_tree_false,
8635 hook_bool_const_tree_hwi_hwi_const_tree_true,
8636 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
8637 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8638 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
8639 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
8640 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
8641 hook_bool_const_tree_true, hook_bool_tree_tree_false,
8642 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
8643 hook_bool_rtx_insn_true, hook_bool_rtx_false,
8644 hook_bool_uintp_uintp_false,
8645 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
8646 hook_rtx_tree_int_null, hook_uint_mode_0,
8647 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
8648 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
8649 hook_constcharptr_const_rtx_insn_null,
8650 hook_constcharptr_const_tree_const_tree_null,
8651 hook_constcharptr_int_const_tree_null,
8652 hook_constcharptr_int_const_tree_const_tree_null,
8653 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
8654 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
8655 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
8657 * vec.h (vNULL): Extend comment to say = vNULL initialization
8658 isn't needed for static vars.
8660 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
8661 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
8662 = vNULL initialization of file scope vec.
8663 * passes.c (pass_tab, enabled_pass_uid_range_tab,
8664 disabled_pass_uid_range_tab): Likewise.
8665 * haifa-sched.c (sched_luids, h_i_d): Likewise.
8666 * tree-chkp-opt.c (check_infos): Likewise.
8667 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
8669 * vec.h (vnull::operator vec): Add constexpr keyword for
8672 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
8674 PR tree-optimization/77654
8675 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
8676 to duplicate_ssa_name_ptr_info.
8678 2016-09-23 David Malcolm <dmalcolm@redhat.com>
8680 PR preprocessor/77672
8681 * input.c (selftest::test_lexer_string_locations_simple): Update
8682 test to expect location information of the terminator character
8683 at the location of the final closing quote.
8684 (selftest::test_lexer_string_locations_hex): Likewise.
8685 (selftest::test_lexer_string_locations_oct): Likewise.
8686 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
8687 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
8688 (selftest::test_lexer_string_locations_ucn4): Likewise.
8689 (selftest::test_lexer_string_locations_ucn8): Likewise.
8690 (selftest::test_lexer_string_locations_u8): Likewise.
8691 (selftest::test_lexer_string_locations_utf8_source): Likewise.
8692 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
8693 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
8694 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
8695 (selftest::test_lexer_string_locations_macro): Likewise.
8696 (selftest::test_lexer_string_locations_long_line): Likewise.
8698 2016-09-23 Richard Biener <rguenther@suse.de>
8700 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
8701 virtual definition to virtual use if the call devirtualizes
8702 to a const or pure function.
8703 (visit_use): Also visit calls we can devirtualize to a
8704 const or pure function.
8706 2016-09-23 Richard Biener <rguenther@suse.de>
8708 PR tree-optimization/77697
8709 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
8710 signal error if we have sth ternary or unhandled.
8712 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8714 * config/arm/arm_neon.h (vabd_f16): New.
8748 (vcvt_f16_s16): New.
8749 (vcvt_f16_u16): New.
8750 (vcvt_s16_f16): New.
8751 (vcvt_u16_f16): New.
8752 (vcvtq_f16_s16): New.
8753 (vcvtq_f16_u16): New.
8754 (vcvtq_s16_f16): New.
8755 (vcvtq_u16_f16): New.
8756 (vcvta_s16_f16): New.
8757 (vcvta_u16_f16): New.
8758 (vcvtaq_s16_f16): New.
8759 (vcvtaq_u16_f16): New.
8760 (vcvtm_s16_f16): New.
8761 (vcvtm_u16_f16): New.
8762 (vcvtmq_s16_f16): New.
8763 (vcvtmq_u16_f16): New.
8764 (vcvtn_s16_f16): New.
8765 (vcvtn_u16_f16): New.
8766 (vcvtnq_s16_f16): New.
8767 (vcvtnq_u16_f16): New.
8768 (vcvtp_s16_f16): New.
8769 (vcvtp_u16_f16): New.
8770 (vcvtpq_s16_f16): New.
8771 (vcvtpq_u16_f16): New.
8772 (vcvt_n_f16_s16): New.
8773 (vcvt_n_f16_u16): New.
8774 (vcvtq_n_f16_s16): New.
8775 (vcvtq_n_f16_u16): New.
8776 (vcvt_n_s16_f16): New.
8777 (vcvt_n_u16_f16): New.
8778 (vcvtq_n_s16_f16): New.
8779 (vcvtq_n_u16_f16): New.
8793 (vmul_lane_f16): New.
8796 (vmulq_lane_f16): New.
8818 (vrsqrteq_f16): New.
8822 (vrsqrtsq_f16): New.
8826 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8828 * config.gcc (extra_headers): Add arm_fp16.h
8829 * config/arm/arm_fp16.h: New.
8830 * config/arm/arm_neon.h: Include "arm_fp16.h".
8832 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8834 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
8836 (vmulf): New (v8hf, v4hf variants).
8837 (vfma): New (v8hf, v4hf variants).
8838 (vfms): New (v8hf, v4hf variants).
8839 (vsub): New (v8hf, v4hf variants).
8840 (vcage): New (v8hf, v4hf variants).
8841 (vcagt): New (v8hf, v4hf variants).
8842 (vcale): New (v8hf, v4hf variants).
8843 (vcalt): New (v8hf, v4hf variants).
8844 (vceq): New (v8hf, v4hf variants).
8845 (vcgt): New (v8hf, v4hf variants).
8846 (vcge): New (v8hf, v4hf variants).
8847 (vcle): New (v8hf, v4hf variants).
8848 (vclt): New (v8hf, v4hf variants).
8849 (vceqz): New (v8hf, v4hf variants).
8850 (vcgez): New (v8hf, v4hf variants).
8851 (vcgtz): New (v8hf, v4hf variants).
8852 (vcltz): New (v8hf, v4hf variants).
8853 (vclez): New (v8hf, v4hf variants).
8854 (vabd): New (v8hf, v4hf variants).
8855 (vmaxf): New (v8hf, v4hf variants).
8856 (vmaxnm): New (v8hf, v4hf variants).
8857 (vminf): New (v8hf, v4hf variants).
8858 (vminnm): New (v8hf, v4hf variants).
8859 (vpmaxf): New (v4hf variant).
8860 (vpminf): New (v4hf variant).
8861 (vpadd): New (v4hf variant).
8862 (vrecps): New (v8hf, v4hf variants).
8863 (vrsqrts): New (v8hf, v4hf variants).
8864 (vabs): New (v8hf, v4hf variants).
8865 (vneg): New (v8hf, v4hf variants).
8866 (vrecpe): New (v8hf, v4hf variants).
8867 (vrnd): New (v8hf, v4hf variants).
8868 (vrnda): New (v8hf, v4hf variants).
8869 (vrndm): New (v8hf, v4hf variants).
8870 (vrndn): New (v8hf, v4hf variants).
8871 (vrndp): New (v8hf, v4hf variants).
8872 (vrndx): New (v8hf, v4hf variants).
8873 (vrsqrte): New (v8hf, v4hf variants).
8874 (vmul_lane): Add v4hf and v8hf variants.
8875 (vmul_n): Add v4hf and v8hf variants.
8876 (vext): New (v8hf, v4hf variants).
8877 (vcvts): New (v8hi, v4hi variants).
8878 (vcvts): New (v8hf, v4hf variants).
8879 (vcvtu): New (v8hi, v4hi variants).
8880 (vcvtu): New (v8hf, v4hf variants).
8881 (vcvts_n): New (v8hf, v4hf variants).
8882 (vcvtu_n): New (v8hi, v4hi variants).
8883 (vcvts_n): New (v8hi, v4hi variants).
8884 (vcvtu_n): New (v8hf, v4hf variants).
8885 (vbsl): New (v8hf, v4hf variants).
8886 (vcvtas): New (v8hf, v4hf variants).
8887 (vcvtau): New (v8hf, v4hf variants).
8888 (vcvtms): New (v8hf, v4hf variants).
8889 (vcvtmu): New (v8hf, v4hf variants).
8890 (vcvtns): New (v8hf, v4hf variants).
8891 (vcvtnu): New (v8hf, v4hf variants).
8892 (vcvtps): New (v8hf, v4hf variants).
8893 (vcvtpu): New (v8hf, v4hf variants).
8895 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8897 * config/arm/arm-builtins.c (hf_UP): New.
8899 (vfp_builtin_data): New. Update comment.
8900 (enum arm_builtins): Include "arm_vfp_builtins.def".
8901 (ARM_BUILTIN_VFP_PATTERN_START): New.
8902 (arm_init_vfp_builtins): New.
8903 (arm_init_builtins): Add arm_init_vfp_builtins.
8904 (arm_expand_vfp_builtin): New.
8905 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
8907 * config/arm/arm_vfp_builtins.def: New file.
8908 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
8909 (arm-builtins.o): Likewise.
8911 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
8914 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
8915 from constant while creating value range.
8917 2016-09-23 Renlin Li <renlin.li@arm.com>
8919 * ira.c (ira): Move ira_use_lra_p initialization code to ...
8920 (ira_init_once): Here.
8922 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
8923 Jakub Jelinek <jakub@redhat.com>
8925 * hooks.h (hook_uint_uintp_false): Rename to...
8926 (hook_bool_uint_uintp_false): ... this.
8927 * hooks.c (hook_uint_uintp_false): Rename to...
8928 (hook_bool_uint_uintp_false): ... this.
8929 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
8930 instead of hook_uint_uintp_false.
8932 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8934 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
8935 (arm_init_builtins): Move body of a loop to the standalone
8936 function arm_init_neon_builtin.
8937 (arm_expand_neon_builtin_1): New. Update comment. Function body
8938 moved from arm_neon_builtin with some white-space fixes.
8939 (arm_expand_neon_builtin): Move code into the standalone function
8940 arm_expand_neon_builtin_1.
8942 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8944 * config/arm/iterators.md (VCVTHI): New.
8945 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
8949 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
8950 (V_HALF): Add V4HF. Fix white-space.
8951 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
8952 (V_s_elem): Likewise.
8953 (V_sz_elem): Fix white-space.
8954 (V_elem_ch): Likewise.
8956 (scalar_mul_constraint): Add V8HF and V4HF.
8957 (Is_float_mode): Fix white-space.
8958 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
8959 (q): Add HF. Fix white-space.
8962 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
8963 (neon_vfm_lane_as): New.
8964 * config/arm/neon.md (add<mode>3_fp16): New.
8965 (sub<mode>3_fp16): New.
8966 (mul<mode>3add<mode>_neon): New.
8967 (fma<VH:mode>4_intrinsic): New.
8968 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
8969 (fmsub<VH:mode>4_intrinsic): New.
8970 (<absneg_str><mode>2): New.
8971 (neon_v<absneg_str><mode>): New.
8972 (neon_v<fp16_rnd_str><mode>): New.
8973 (neon_vrsqrte<mode>): New.
8974 (neon_vpaddv4hf): New.
8975 (neon_vadd<mode>): New.
8976 (neon_vsub<mode>): New.
8977 (neon_vmulf<mode>): New.
8978 (neon_vfma<VH:mode>): New.
8979 (neon_vfms<VH:mode>): New.
8980 (neon_vc<cmp_op><mode>): New.
8981 (neon_vc<cmp_op><mode>_fp16insn): New
8982 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
8983 (neon_vca<cmp_op><mode>): New.
8984 (neon_vca<cmp_op><mode>_fp16insn): New.
8985 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
8986 (neon_vc<cmp_op>z<mode>): New.
8987 (neon_vabd<mode>): New.
8988 (neon_v<maxmin>f<mode>): New.
8989 (neon_vp<maxmin>fv4hf: New.
8990 (neon_<fmaxmin_op><mode>): New.
8991 (neon_vrecps<mode>): New.
8992 (neon_vrsqrts<mode>): New.
8993 (neon_vrecpe<mode>): New (VH variant).
8994 (neon_vdup_lane<mode>_internal): New.
8995 (neon_vdup_lane<mode>): New.
8996 (neon_vcvt<sup><mode>): New (VCVTHI variant).
8997 (neon_vcvt<sup><mode>): New (VH variant).
8998 (neon_vcvt<sup>_n<mode>): New (VH variant).
8999 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
9000 (neon_vcvt<vcvth_op><sup><mode>): New.
9001 (neon_vmul_lane<mode>): New.
9002 (neon_vmul_n<mode>): New.
9003 * config/arm/unspecs.md (UNSPEC_VCALE): New
9004 (UNSPEC_VCALT): New.
9005 (UNSPEC_VFMA_LANE): New.
9006 (UNSPECS_VFMS_LANE): New.
9008 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9010 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
9011 ("*extzv<mode><clobbercc_or_nocc>"):
9012 Correct a typo in a comment.
9014 ("*insv<mode>_zEC12", "*insv<mode>_z10")
9015 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
9016 ("*insv<mode>_zEC12_appendbitsleft")
9017 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
9018 ("*insv<mode>_z10_appendbitsleft"): Ditto.
9019 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
9020 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
9021 Provide pattern with operands switched.
9022 ("*pre_z10_extv<mode>"):
9023 Use new subst patterns.
9024 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
9025 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
9026 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
9027 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
9028 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
9029 ("*<risbg_n>_sidi_ior_and_lshiftrt")
9030 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
9032 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
9033 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9034 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
9036 ("SINT"): New mode_iterator with SI, HI, QI.
9037 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
9038 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
9041 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9043 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
9044 new interface of s390_contiguous_bitmask_p.
9045 ("contiguous_bitmask_nowrap_operand"): New predicate.
9046 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
9047 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
9048 of s390_contiguous_bitmask_p.
9049 ("NxxDw"): Rename NxxDq constraint to NxxDw.
9050 ("NxxSw"): New constraint.
9051 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
9052 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
9054 (s390_contiguous_bitmask_nowrap_p): Export.
9055 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
9056 former s390_contiguous_bitmask_p.
9057 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
9058 detect contiguous bit ranges with wraparound. Change signature to
9059 return START and END position instead of POS and LENGTH.
9060 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
9061 ranges with wraparound.
9062 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
9063 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
9064 Adapt to new signature of s390_contiguous_bitmask_p.
9066 2016-09-23 Bin Cheng <bin.cheng@arm.com>
9068 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
9069 (create_intersect_range_checks): New.
9070 (vect_create_cond_for_alias_checks): Call above function.
9072 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9074 * config/arm/iterators.md (Code iterators): Fix some white-space
9078 (FCVT): Moved from vfp.md.
9079 (VCVT_HF_US_N): New.
9080 (VCVT_SI_US_N): New.
9085 (FCVTI32typename): Moved from vfp.md.
9086 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
9087 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
9088 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
9089 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
9090 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
9092 (fp16_rnd_str): New.
9093 (fp16_rnd_insn): New.
9094 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
9095 (UNSPEC_VCVT_HF_U_N): New.
9096 (UNSPEC_VCVT_SI_S_N): New.
9097 (UNSPEC_VCVT_SI_U_N): New.
9098 (UNSPEC_VCVTH_S): New.
9099 (UNSPEC_VCVTH_U): New.
9100 (UNSPEC_VCVTA_S): New.
9101 (UNSPEC_VCVTA_U): New.
9102 (UNSPEC_VCVTM_S): New.
9103 (UNSPEC_VCVTM_U): New.
9104 (UNSPEC_VCVTN_S): New.
9105 (UNSPEC_VCVTN_U): New.
9106 (UNSPEC_VCVTP_S): New.
9107 (UNSPEC_VCVTP_U): New.
9108 (UNSPEC_VCVTP_S): New.
9109 (UNSPEC_VCVTP_U): New.
9111 (UNSPEC_VRNDA): New.
9112 (UNSPEC_VRNDI): New.
9113 (UNSPEC_VRNDM): New.
9114 (UNSPEC_VRNDN): New.
9115 (UNSPEC_VRNDP): New.
9116 (UNSPEC_VRNDX): New.
9117 * config/arm/vfp.md (<absneg_str>hf2): New.
9119 (neon_v<fp16_rnd_str>hf): New.
9120 (neon_vrndihf): New.
9125 (*mulsf3neghf_vfp): New.
9126 (*negmulhf3_vfp): New.
9127 (*mulsf3addhf_vfp): New.
9128 (*mulhf3subhf_vfp): New.
9129 (*mulhf3neghfaddhf_vfp): New.
9130 (*mulhf3neghfsubhf_vfp): New.
9133 (fmsubhf4_fp16): New.
9137 (neon_vsqrthf): New.
9138 (neon_vrsqrtshf): New.
9139 (FCVT): Move to iterators.md.
9140 (FCVTI32typename): Likewise.
9141 (neon_vcvth<sup>hf): New.
9142 (neon_vcvth<sup>si): New.
9143 (neon_vcvth<sup>_nhf_unspec): New.
9144 (neon_vcvth<sup>_nhf): New.
9145 (neon_vcvth<sup>_nsi_unspec): New.
9146 (neon_vcvth<sup>_nsi): New.
9147 (neon_vcvt<vcvth_op>h<sup>si): New.
9148 (neon_<fmaxmin_op>hf): New.
9150 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9152 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
9153 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
9154 ("*insv<mode>_zEC12_appendbitsleft")
9155 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
9156 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
9158 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9160 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
9161 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
9162 construct values without normalization.
9163 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
9164 static local lhs_ops to vNULL.
9166 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9167 Jiong Wang <jiong.wang@arm.com>
9169 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
9170 available when FP16 instructions are available.
9171 (output_move_vfp): Add support for 16-bit data moves.
9172 (arm_validize_comparison): Fix some white-space. Support HFmode
9173 by conversion to SFmode.
9174 * config/arm/arm.md (truncdfhf2): Fix a comment.
9175 (extendhfdf2): Likewise.
9177 (movsicc): Fix some white-space.
9179 (movsfcc): Fix some white-space.
9181 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
9182 instructions are available.
9183 (*thumb2_movhi_vfp): Likewise.
9184 (*arm_movhi_fp16): New.
9185 (*thumb2_movhi_fp16): New.
9186 (*movhf_vfp_fp16): New.
9187 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
9188 (*movhf_vfp): Likewise.
9189 (extendhfsf2): Enable when VFP FP16 instructions are available.
9190 (truncsfhf2): Enable when VFP FP16 instructions are available.
9192 2016-09-23 Martin Liska <mliska@suse.cz>
9194 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
9196 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9198 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
9200 (arm_evpc_neon_vtrn): Likewise.
9201 (arm_evpc_neon_vrev): Likewise.
9202 (arm_evpc_neon_vext): Likewise.
9203 * config/arm/arm_neon.h (vbsl_f16): New.
9207 (vdup_lane_f16): New.
9208 (vdupq_lane_f16): New.
9221 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9222 (vdup_lane): New (v8hf, v4hf variants).
9223 (vext): New (v8hf, v4hf variants).
9224 (vbsl): New (v8hf, v4hf variants).
9225 * config/arm/iterators.md (VDQWH): New.
9227 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9228 (Scalar_mul_8_16): Fix white-space.
9229 (Is_d_reg): Add V4HF and V8HF.
9230 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9231 (neon_vdup_lane<mode>): New.
9232 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9233 (*neon_vtrn<mode>_insn): Likewise.
9234 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9235 (*neon_vzip<mode>_insn): Likewise
9236 (neon_vuzp<mode>_internal): Likewise.
9237 (*neon_vuzp<mode>_insn): Likewise
9238 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9240 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9241 Matthew Wahab <matthew.wahab@arm.com>
9243 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9244 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9245 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9246 available. Also fix some white-space.
9247 * config/arm/vfp.md (*arm_movhi_vfp): New.
9248 (*thumb2_movhi_vfp): New.
9250 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9252 * config/arm/arm-c.c (arm_cpu_builtins): Define
9253 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9254 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9256 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9258 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
9259 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
9260 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
9261 arm_v8_2a_fp16_neon_hw.
9262 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
9265 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9267 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
9268 arm_fp16_alternative_ok and arm_fp16_none_ok.
9270 2016-09-23 Martin Liska <mliska@suse.cz>
9272 * ipa-icf.c (sem_variable::merge): Replace adress with address.
9274 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9276 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
9278 ("armv8.2-a+fp16"): New.
9279 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
9280 (FL2_FP16INST): New.
9281 (FL2_FOR_ARCH8_2A): New.
9282 * config/arm/arm-tables.opt: Regenerate.
9283 * config/arm/arm.c (arm_arch8_2): New.
9284 (arm_fp16_inst): New.
9285 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
9286 for incompatible fp16-format settings.
9287 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
9288 (TARGET_NEON_FP16INST): New.
9289 (arm_arch8_2): Declare.
9290 (arm_fp16_inst): Declare.
9291 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
9292 march=armv8.2-a and march=armv8.2-a+fp16.
9293 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
9295 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
9296 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
9298 2016-09-23 Martin Liska <mliska@suse.cz>
9300 * doc/extend.texi: Remove fused-madd from i386 target options.
9302 2016-09-23 Martin Liska <mliska@suse.cz>
9304 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9307 2016-09-23 Martin Liska <mliska@suse.cz>
9309 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9312 2016-09-23 Martin Liska <mliska@suse.cz>
9315 * config/i386/i386.c (ix86_option_override_internal): Change
9316 signature and return false when there's an error related to
9318 (release_options_strings): New function.
9319 (ix86_valid_target_attribute_tree): Call the function.
9321 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9323 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
9324 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
9325 (gen_hsa_ctor_assignment): Likewise.
9326 * print-tree.c (print_node): Likewise.
9327 * tree-dump.c (dequeue_and_dump): Likewise.
9328 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9329 * expr.c (store_constructor): Likewise.
9330 * fold-const.c (operand_equal_p): Likewise.
9331 * tree-pretty-print.c (dump_generic_node): Likewise.
9332 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
9333 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
9335 2016-09-23 Richard Biener <rguenther@suse.de>
9337 * hooks.h (hook_uint_uintp_false): Declare.
9339 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9341 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
9342 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
9344 2016-09-22 Martin Sebor <msebor@redhat.com>
9347 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
9348 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
9349 (target_int_min): Correct computation.
9350 (format_integer): Use long long as the argument for the ll length
9352 (format_floating): Use target_int_max().
9353 (get_string_length): Same.
9354 (format_string): Avoid setting the bounded flag for strings
9356 (try_substitute_return_value): Avoid setting range info when
9357 the result isn't bounded.
9358 * varasm.c (assemble_name): Increase buffer size.
9360 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
9361 Terry Guo <terry.guo@arm.com>
9363 * target.def (elf_flags_numeric): New target hook.
9364 * targhooks.h (default_asm_elf_flags_numeric): New.
9365 * varasm.c (default_asm_elf_flags_numeric): New.
9366 (default_elf_asm_named_section): Use new target hook.
9367 * config/arm/arm.opt (mpure-code): New.
9368 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
9369 * config/arm/arm.c (arm_asm_init_sections): Add section
9370 attribute to default text section if -mpure-code.
9371 (arm_option_check_internal): Diagnose use of option with
9372 non supported targets and/or options.
9373 (arm_asm_elf_flags_numeric): New.
9374 (arm_function_section): New.
9375 (arm_elf_section_type_flags): New.
9376 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
9378 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
9379 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
9381 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
9383 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
9385 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9387 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
9388 * rtl.h: Adjust prototype.
9390 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9392 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
9393 (prev_active_insn): Likewise.
9394 (active_insn_p): Likewise.
9395 * rtl.h: Adjust prototypes.
9396 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
9397 * config/arc/arc.md: Likewise.
9398 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
9399 (branch_needs_nop_p): Likewise.
9400 (use_skip_p): Likewise.
9401 * config/sh/sh.c (gen_block_redirect): Likewise.
9402 (split_branches): Likewise.
9403 * reorg.c (optimize_skip): Likewise.
9404 (fill_simple_delay_slots): Likewise.
9405 (fill_slots_from_thread): Likewise.
9406 (relax_delay_slots): Likewise.
9407 * resource.c (mark_target_live_regs): Likewise.
9409 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9411 * config/cris/cris.c (cris_asm_output_case_end): Change argument
9413 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
9414 (prev_nonnote_nondebug_insn): Likewise.
9415 * config/cris/cris-protos.h: Adjust prototype.
9417 * jump.c (rtx_renumbered_equal_p): Adjust.
9419 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9421 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
9422 * rtl.h: Adjust prototype.
9423 * config/sh/sh.md: Adjust.
9424 * dwarf2out.c (add_var_loc_to_decl): Likewise.
9426 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9428 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
9429 (prev_nondebug_insn): Likewise.
9430 * loop-doloop.c (doloop_condition_get): Likewise.
9431 * rtl.h: Adjust prototype.
9432 * cfgloop.h: Likewise.
9434 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9436 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
9437 (prev_nonnote_insn): Likewise.
9438 * jump.c (reversed_comparison_code_parts): Likewise.
9439 (reversed_comparison): Likewise.
9440 * rtl.h: Adjust prototypes.
9441 * config/arc/arc.md: Adjust.
9442 * cse.c (find_comparison_args): Likewise.
9443 * reorg.c (redundant_insn): Change return type to rtx_insn *.
9444 (fix_reg_dead_note): Change argument type to rtx_insn *.
9445 (delete_prior_computation): Likewise.
9446 (delete_computation): Likewise.
9447 (fill_slots_from_thread): Adjust.
9448 (relax_delay_slots): Likewise.
9449 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9450 (simplify_relational_operation_1): Likewise.
9451 (simplify_ternary_operation): Likewise.
9453 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9455 * config/arc/arc-protos.h (arc_label_align): Change type of
9456 variables from rtx to rtx_insn *.
9457 * config/arc/arc.c (arc_label_align): Likewise.
9458 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
9459 * config/bfin/bfin.c (workaround_speculation): Likewise.
9460 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
9461 (find_last_same_clock): Likewise.
9462 (reorg_split_calls): Likewise.
9463 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
9464 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
9465 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
9466 (same_cmp_following_p): Likewise.
9467 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
9468 (same_cmp_following_p): Likwise.
9469 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
9470 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
9471 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
9472 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
9473 (rl78_alloc_physical_registers_cmp): Likewise.
9474 (rl78_alloc_physical_registers_umul): Likewise.
9475 (rl78_calculate_death_notes): Likewise.
9476 * config/s390/s390-protos.h (s390_label_align): Likewise.
9477 * config/s390/s390.c (s390_label_align): Likewise.
9478 * config/sh/sh.c (barrier_align): Likewise.
9479 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
9480 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
9481 (emit_cbcond_nop): Likewise.
9483 2016-09-22 Martin Liska <mliska@suse.cz>
9486 * ipa-icf.c (sem_variable::merge): Yield merge operation if
9487 alias address matters, not necessarily address of original.
9489 2016-09-22 Richard Biener <rguenther@suse.de>
9492 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
9495 2016-09-22 Richard Biener <rguenther@suse.de>
9498 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
9499 from constant folding results.
9500 (gimple_resimplify2): Likewise.
9501 (gimple_resimplify3): Likewise.
9503 2016-09-22 Richard Biener <rguenther@suse.de>
9506 * expr.c (expand_expr_real_1): Guard array access against negative
9509 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9511 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
9513 (format_floating): Likewise.
9515 2016-09-22 Jakub Jelinek <jakub@redhat.com>
9518 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
9519 for all IFN_GOMP_SIMD_* internal fns, not just for
9520 IFN_GOMP_SIMD_ORDERED_*.
9522 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9525 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
9526 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
9527 instructions when you want to invert the test.
9528 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
9529 correct order for XXSEL.
9530 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
9531 for using XSCMP{EQ,GT,GE}DP.
9533 2016-09-21 David Malcolm <dmalcolm@redhat.com>
9535 * genconstants.c (main): Introduce noop_reader and convert call
9536 to read_md_files to a method call.
9537 * genenums.c (main): Likewise.
9538 * genmddeps.c (main): Likewise.
9539 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
9540 rtx_reader_ptr->get_top_level_filename ().
9541 (write_tm_preds_h): Likewise.
9542 (write_insn_preds_c): Likewise.
9543 * gensupport.c (class gen_reader): New subclass of rtx_reader.
9544 (rtx_handle_directive): Convert to...
9545 (gen_reader::handle_unknown_directive): ...this.
9546 (init_rtx_reader_args_cb): Convert return type from bool to
9547 rtx_reader *. Create a gen_reader instance, using it for the
9548 call to read_md_files. Return it if no errors occur.
9549 (init_rtx_reader_args): Convert return type from bool to
9551 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9552 (init_rtx_reader_args_cb): Likewise.
9553 * read-md.c (struct file_name_list): Move to class rtx_reader.
9554 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
9555 (read_md_filename): Delete in favor of
9556 rtx_reader::m_read_md_filename.
9557 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
9558 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
9559 (base_dir): Delete in favor of rtx_reader::m_base_dir.
9560 (first_dir_md_include): Delete in favor of
9561 rtx_reader::m_first_dir_md_include.
9562 (last_dir_md_include_ptr): Delete in favor of
9563 rtx_reader::m_last_dir_md_include_ptr.
9564 (max_include_len): Delete.
9565 (rtx_reader_ptr): New.
9566 (fatal_with_file_and_line): Use get_filename and get_lineno
9567 accessors of rtx_reader_ptr.
9568 (require_char_ws): Likewise.
9569 (rtx_reader::read_char): New method, based on ::read_char.
9570 (rtx_reader::unread_char): New method, based on ::unread_char.
9571 (read_escape): Use get_filename and get_lineno accessors of
9573 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
9574 (read_string): Use get_filename and get_lineno accessors of
9576 (rtx_reader::rtx_reader): New ctor.
9577 (rtx_reader::~rtx_reader): New dtor.
9578 (handle_include): Convert from a function to...
9579 (rtx_reader::handle_include): ...this method, converting
9580 handle_directive from a callback to a virtual function.
9581 (handle_file): Likewise, converting to...
9582 (rtx_reader::handle_file): ...this method.
9583 (handle_toplevel_file): Likewise, converting to...
9584 (rtx_reader::handle_toplevel_file): ...this method.
9585 (rtx_reader::get_current_location): New method.
9586 (parse_include): Convert from a function to...
9587 (rtx_reader::add_include_path): ...this method, dropping redundant
9588 update to unused max_include_len.
9589 (read_md_files): Convert from a function to...
9590 (rtx_reader::read_md_files): ...this method, converting
9591 handle_directive from a callback to a virtual function.
9592 (noop_reader::handle_unknown_directive): New method.
9593 * read-md.h (directive_handler_t): Delete this typedef.
9595 (read_md_file): Delete.
9596 (read_md_lineno): Delete.
9597 (read_md_filename): Delete.
9598 (class rtx_reader): New class.
9599 (rtx_reader_ptr): New decl.
9600 (class noop_reader): New subclass of rtx_reader.
9601 (read_char): Reimplement in terms of rtx_reader::read_char.
9602 (unread_char): Reimplement in terms of rtx_reader::unread_char.
9603 (read_md_files): Delete.
9604 * read-rtl.c (read_rtx_code): Update for deletion of globals
9605 read_md_filename and read_md_lineno.
9607 2016-09-21 Jason Merrill <jason@redhat.com>
9609 * input.h (from_macro_definition_at): New.
9611 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
9613 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
9615 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9617 PR tree-optimization/77550
9618 * tree-vect-stmts.c (create_array_ref): Change parameters.
9619 (get_group_alias_ptr_type): New function.
9620 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
9622 2016-09-21 Marek Polacek <polacek@redhat.com>
9624 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9625 Add falls through comment.
9627 2016-09-21 Richard Biener <rguenther@suse.de>
9629 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
9630 (replace_child): Likewise.
9631 (remove_child_TAG): Adjust.
9632 (move_marked_base_types): Likewise.
9633 (prune_unused_types_prune): Clear die_sib of removed children.
9635 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
9638 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
9639 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
9641 2016-09-21 Richard Biener <rguenther@suse.de>
9643 PR tree-optimization/77648
9644 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
9646 (make_transitive_closure_constraints): Adjust comment.
9647 (make_any_offset_constraints): New function.
9648 (handle_rhs_call): Make sure to first expand a pointer to all
9649 subfields before transitively closing it.
9650 (handle_const_call): Likewise. Properly expand returned
9652 (handle_pure_call): Likewise.
9654 2016-09-21 Richard Biener <rguenther@suse.de>
9655 Jakub Jelinek <jakub@redhat.com>
9657 PR tree-optimization/77621
9658 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
9659 group at non-vectorizable stmts.
9661 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9663 PR tree-optimization/72835
9664 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
9665 (make_new_ssa_for_all_defs): Likewise.
9666 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
9668 2016-09-20 Martin Sebor <msebor@redhat.com>
9671 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
9672 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
9673 * config/linux.c (gnu_libc_printf_pointer_format): New function.
9674 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
9675 * config/sol2.c (solaris_printf_pointer_format): New function.
9676 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
9678 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
9679 * doc/tm.texi: Regenerate.
9680 * gimple-fold.h (get_range_strlen): New function.
9681 (get_maxval_strlen): Declare existing function.
9682 * gimple-fold.c (get_range_strlen): Add arguments and compute both
9683 maximum and minimum.
9684 (get_range_strlen): Define overload.
9685 (get_maxval_strlen): Adjust.
9686 * gimple-ssa-sprintf.c: New file and pass.
9687 * passes.def (pass_sprintf_length): Add new pass.
9688 * targhooks.h (default_printf_pointer_format): Declare new function.
9689 (gnu_libc_printf_pointer_format): Same.
9690 (solaris_libc_printf_pointer_format): Same.
9691 * targhooks.c (default_printf_pointer_format): Define new function.
9692 * tree-pass.h (make_pass_sprintf_length): Declare new function.
9693 * print-tree.c: Increase buffer size.
9695 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9697 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
9699 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9701 * common.opt: New option -fipa-vrp.
9702 * ipa-cp.c (ipa_get_vr_lat): New.
9703 (ipcp_vr_lattice::print): Likewise.
9704 (print_all_lattices): Call ipcp_vr_lattice::print.
9705 (ipcp_vr_lattice::meet_with): New.
9706 (ipcp_vr_lattice::meet_with_1): Likewise.
9707 (ipcp_vr_lattice::top_p): Likewise.
9708 (ipcp_vr_lattice::bottom_p): Likewsie.
9709 (ipcp_vr_lattice::set_to_bottom): Likewise.
9710 (set_all_contains_variable): Call VR set_to_bottom.
9711 (initialize_node_lattices): Init VR lattices.
9712 (propagate_vr_accross_jump_function): New.
9713 (propagate_constants_accross_call): Call
9714 propagate_vr_accross_jump_function.
9715 (ipcp_store_vr_results): New.
9716 (ipcp_driver): Handle VR.
9717 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
9718 (ipa_set_jf_unknown): Likewise.
9719 (ipa_compute_jump_functions_for_edge): Likewise.
9720 (ipa_node_params_t::duplicate): Likewise.
9721 (ipa_write_jump_function): Likewise.
9722 (ipa_read_jump_function): Likewise.
9723 (write_ipcp_transformation_info): Likewise.
9724 (read_ipcp_transformation_info): Likewise.
9725 (ipcp_update_vr): New.
9726 (ipcp_transform_function): Handle VR.
9727 * ipa-prop.h (struct ipa_vr): New.
9728 * cgraph.c: Include tree-vrp.h.
9729 * cgraphunit.c: Likewise.
9730 * ipa-utils.c: Likewise.
9733 * toplev.c: Likewise.
9734 * ipa-devirt.c: Likewise.
9735 * ipa-inline-transform.c: Likewise.
9736 * ipa-inline.c: Likewise.
9737 * ipa-profile.c: Likewise.
9739 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9741 * doc/invoke.texi: Document -fdump-tree-evrp.
9742 * passes.def: Define new pass_early_vrp.
9743 * timevar.def: Define new TV_TREE_EARLY_VRP.
9744 * tree-pass.h (make_pass_early_vrp): New.
9745 * tree-ssa-propagate.c: Make replace_uses_in non static.
9746 * tree-ssa-propagate.h: Export replace_uses_in.
9747 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
9748 (extract_range_from_assert): Factor out
9749 extract_range_for_var_from_comparison_expr.
9750 (vrp_initialize_lattice): New.
9751 (vrp_initialize): Factor out vrp_initialize_lattice.
9752 (vrp_valueize): Fix it to reject complex value ranges.
9753 (vrp_free_lattice): New.
9754 (evrp_dom_walker::before_dom_children): Likewise.
9755 (evrp_dom_walker::after_dom_children): Likewise.
9756 (evrp_dom_walker::push_value_range): Likewise.
9757 (evrp_dom_walker::pop_value_range): Likewise.
9758 (execute_early_vrp): Likewise.
9759 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
9760 (make_pass_early_vrp): New.
9762 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9764 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
9765 instead of exact_log2.
9767 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9770 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
9771 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
9772 (ix86_add_stmt_cost): Penalize DFmode vector operations
9773 for !TARGET_VECTORIZE_DOUBLE.
9775 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
9777 * doc/invoke.texi (Warning Options): Simplify language.
9778 (Optimize Options): Complete sentence.
9780 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
9782 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
9785 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
9788 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
9789 inits on power8 and above, use the VMRGEW instruction instead of a
9792 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
9793 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
9796 2016-09-20 Tamar Christina <tamar.christina@arm.com>
9798 * config/aarch64/arm_neon.h
9799 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
9800 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
9801 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
9803 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
9805 * config/var/vax.h (ELIMINABLE_REGS): Define.
9806 (INITIAL_ELIMINATION_OFFSET): Define.
9808 2016-09-20 Jakub Jelinek <jakub@redhat.com>
9811 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
9812 cast to void * if the cast is from some other pointer type.
9814 2016-09-20 Richard Biener <rguenther@suse.de>
9816 PR tree-optimization/77646
9817 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
9820 2016-09-20 Tamar Christina <tamar.christina@arm.com>
9822 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
9823 attributes to all inlined functions and make them extern.
9825 2016-09-20 Richard Biener <rguenther@suse.de>
9827 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
9829 * debug.c (do_nothing_debug_hooks): Adjust.
9830 * dbxout.c (dbx_debug_hooks): Likewise.
9831 * sdbout.c (sdb_debug_hooks): Likewise.
9832 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
9833 (dwarf2out_finish): Move producer, filename and
9835 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
9836 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
9838 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
9841 * doc/invoke.texi: Document -Wint-in-bool-context.
9844 * dwarf2out.c (output_loc_operands): Fix an assertion.
9846 2016-09-19 Joseph Myers <joseph@codesourcery.com>
9848 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
9849 (CR_DECIMAL_DIG): New macro.
9851 2016-09-19 Joseph Myers <joseph@codesourcery.com>
9853 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
9856 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
9858 PR rtl-optimization/77416
9859 * lra-remat.c (operand_to_remat): Process hard coded insn
9862 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9864 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
9865 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
9867 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
9869 * target.def (lra_p): Wordsmithing.
9870 * doc/tm.texi: Regenerate.
9872 2016-09-19 Jakub Jelinek <jakub@redhat.com>
9873 Jan Hubicka <jh@suse.cz>
9876 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
9877 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
9878 Call ultimate_alias_target just once, not up to 4 times.
9880 2016-09-19 Richard Biener <rguenther@suse.de>
9882 * dwarf2out.c (early_dwarf_finished): New global.
9883 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
9885 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
9886 if called from LTO exit early.
9887 (dwarf2out_late_global_decl): When being during the early
9888 debug phase do not add locations but only const value attributes.
9889 Adjust the way we generate early DIEs for LTO.
9891 2016-09-19 Richard Biener <rguenther@suse.de>
9894 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
9895 proper niter to bound the loops.
9897 2016-09-19 Richard Biener <rguenther@suse.de>
9899 PR tree-optimization/77514
9900 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
9901 search for folded stmt.
9903 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
9905 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
9906 * tree-pass.h (make_pass_early_thread_jumps): Declare.
9907 * tree-ssa-threadbackward.c (fsm_find_thread_path,
9908 fsm_find_thread_path, profitable_jump_thread_path,
9909 fsm_find_control_statement_thread_paths,
9910 find_jump_threads_backwards): Add speed_p parameter.
9911 (pass_data_early_thread_jumps): New pass.
9912 (make_pass_early_thread_jumps): New function.
9914 2016-09-17 Andreas Schwab <schwab@suse.de>
9916 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
9917 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9919 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
9921 * recog.c (rest_of_handle_split_after_reload): Delete.
9922 (pass_split_after_reload::gate): New method.
9923 (pass_split_after_reload::execute): Call split_all_insns directly.
9925 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
9927 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
9928 parameters for functions taking long long arguments.
9930 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9933 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
9934 splat with truncate.
9936 2016-09-16 Jason Merrill <jason@redhat.com>
9938 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
9940 * hwint.c (exact_log2): Use pow2p_hwi.
9941 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
9942 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
9943 * builtins.c (get_object_alignment_2, get_object_alignment)
9944 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
9946 * calls.c (compute_argument_addresses, store_one_arg): Use
9948 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
9949 * combine.c (force_to_mode): Use least_bit_hwi.
9950 (contains_muldiv, find_split_point, combine_simplify_rtx)
9951 (simplify_if_then_else, simplify_set, force_to_mode)
9952 (if_then_else_cond, simplify_and_const_int_1)
9953 (simplify_compare_const): Use pow2p_hwi.
9954 * cse.c (fold_rtx): Use pow2p_hwi.
9955 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
9957 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
9958 (init_expmed_one_conv): Use pow2p_hwi.
9959 * expr.c (is_aligning_offset): Use pow2p_hwi.
9960 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
9961 (fold_binary_loc): Use pow2p_hwi.
9962 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
9963 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
9964 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
9965 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
9967 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
9968 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
9969 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
9970 * omp-low.c (oacc_loop_fixed_partitions)
9971 (oacc_loop_auto_partitions): Use least_bit_hwi.
9972 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
9973 * stor-layout.c (place_field): Use least_bit_hwi.
9974 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
9975 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
9976 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
9977 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
9978 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
9979 * tree-vect-data-refs.c (vect_analyze_group_access_1)
9980 (vect_grouped_store_supported, vect_grouped_load_supported)
9981 (vect_permute_load_chain, vect_shift_permute_load_chain)
9982 (vect_transform_grouped_load): Use pow2p_hwi.
9983 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
9984 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
9985 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
9987 * tsan.c (instrument_expr): Use least_bit_hwi.
9988 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
9990 2016-09-16 Andreas Schwab <schwab@suse.de>
9992 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
9994 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9996 2016-09-16 Jakub Jelinek <jakub@redhat.com>
9999 * combine.c (rest_of_handle_combine): If any edges have been purged,
10000 free dominators if available.
10002 2016-09-16 Jakub Jelinek <jakub@redhat.com>
10003 Eric Botcazou <ebotcazou@adacore.com>
10005 PR middle-end/77594
10006 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
10007 through into expand_addsub_overflow after expand_neg_overflow.
10009 2016-09-15 David Malcolm <dmalcolm@redhat.com>
10011 * diagnostic-show-locus.c
10012 (selftest::test_fixit_insert_containing_newline): New function.
10013 (selftest::test_fixit_replace_containing_newline): New function.
10014 (selftest::diagnostic_show_locus_c_tests): Call the above.
10016 2016-09-15 Bin Cheng <bin.cheng@arm.com>
10018 PR tree-optimization/77503
10019 * tree-vect-loop.c (vectorizable_reduction): Record reduction
10020 code for CONST_COND_REDUCTION at analysis stage and use it at
10022 * tree-vectorizer.h (struct _stmt_vec_info): New field.
10023 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
10024 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
10027 2016-09-15 Richard Biener <rguenther@suse.de>
10029 PR middle-end/77544
10030 * fold-const.c (split_tree): Do not split constant ~X.
10032 2016-09-15 Jakub Jelinek <jakub@redhat.com>
10034 PR rtl-optimization/77425
10035 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
10038 PR middle-end/77475
10039 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
10040 use %qs instead of %s where desirable, use argument instead of arg in
10041 the diagnostic wording, add list of supported strategies and
10043 (ix86_option_override_internal): Emit target("m...") instead of
10044 option("m...") in the diagnostic. Use %qs instead of %s in invalid
10045 -march/-mtune option diagnostic. Add list of supported arches/tunings
10046 and spellcheck hint. Remove prefix, suffix and sw variables, use
10047 main_args_p ? "..." : "..." in diagnostics to make translation
10050 2016-09-15 Richard Biener <rguenther@suse.de>
10052 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
10053 extra offset argument.
10054 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
10055 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
10056 to reflect new offset parameter.
10057 * doc/tm.texi: Regenerate.
10058 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10059 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
10061 (darwin_asm_output_dwarf_offset): Likewise.
10062 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
10064 (darwin_asm_output_dwarf_offset): Pass offset argument through.
10065 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
10066 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
10068 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
10071 * ipa-icf.c (set_alias_uids): New function.
10072 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
10073 all the merged variable's referring aliases.
10075 2016-09-15 Richard Biener <rguenther@suse.de>
10077 PR tree-optimization/77514
10078 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
10079 only forced_stmts sequence.
10081 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
10083 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
10084 * cfgexpand.c (update_alias_info_with_stack_vars): Use
10085 FOR_EACH_SSA_NAME to iterate over SSA variables.
10086 (pass_expand::execute): Likewise.
10087 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
10088 * tree-cfg.c (dump_function_to_file): Likewise.
10089 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
10090 (update_ssa): Likewise.
10091 * tree-ssa-alias.c (dump_alias_info): Likewise.
10092 * tree-ssa-ccp.c (ccp_finalize): Likewise.
10093 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
10094 (create_outofssa_var_map): Likewise.
10095 (coalesce_ssa_name): Likewise.
10096 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
10097 * tree-ssa-pre.c (compute_avail): Likewise.
10098 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
10099 (scc_vn_restore_ssa_info): Likewise.
10100 (free_scc_vn): Likwise.
10101 (run_scc_vn): Likewise.
10102 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
10103 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
10104 * tree-ssa-copy.c (fini_copy_prop): Likewise.
10105 * tree-ssa.c (verify_ssa): Likewise.
10107 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
10109 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
10110 and mips64r2 as default 32-bit and 64-bit architectures.
10111 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
10112 as default 32-bit and 64-bit architectures.
10114 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
10116 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
10119 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10121 * target.def (lra_p): Change commentary (for the manual) for the
10123 * doc/tm.texi: Regenerate.
10125 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10127 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
10128 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
10129 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
10130 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
10132 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10134 * targhooks.c (default_lra_p): Return true instead of false.
10136 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
10138 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
10139 hook_bool_void_false.
10140 * config/avr/avr.c: Ditto.
10141 * config/bfin/bfin.c: Ditto.
10142 * config/c6x/c6x.c: Ditto.
10143 * config/cr16/cr16.c: Ditto.
10144 * config/cris/cris.c: Ditto.
10145 * config/epiphany/epiphany.c: Ditto.
10146 * config/fr30/fr30.c: Ditto.
10147 * config/frv/frv.c: Ditto.
10148 * config/h8300/h8300.c: Ditto.
10149 * config/ia64/ia64.c: Ditto.
10150 * config/iq2000/iq2000.c: Ditto.
10151 * config/lm32/lm32.c: Ditto.
10152 * config/m32c/m32c.c: Ditto.
10153 * config/m32r/m32r.c: Ditto.
10154 * config/m68k/m68k.c: Ditto.
10155 * config/mcore/mcore.c: Ditto.
10156 * config/microblaze/microblaze.c: Ditto.
10157 * config/mmix/mmix.c: Ditto.
10158 * config/mn10300/mn10300.c: Ditto.
10159 * config/moxie/moxie.c: Ditto.
10160 * config/msp430/msp430.c: Ditto.
10161 * config/nios2/nios2.c: Ditto.
10162 * config/nvptx/nvptx.c: Ditto.
10163 * config/pa/pa.c: Ditto.
10164 * config/pdp11/pdp11.c: Ditto.
10165 * config/rl78/rl78.c: Ditto.
10166 * config/sparc/sparc.c: Ditto.
10167 * config/spu/spu.c: Ditto.
10168 * config/stormy16/stormy16.c: Ditto.
10169 * config/tilegx/tilegx.c: Ditto.
10170 * config/tilepro/tilepro.c: Ditto.
10171 * config/v850/v850.c: Ditto.
10172 * config/vax/vax.c: Ditto.
10173 * config/visium/visium.c: Ditto.
10174 * config/xtensa/xtensa.c: Ditto.
10176 2016-09-14 Jakub Jelinek <jakub@redhat.com>
10179 * tsan.c: Include target.h.
10180 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
10181 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
10182 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
10183 BUILT_IN_ATOMIC_TEST_AND_SET entries.
10184 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
10186 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
10187 Martin Liska <mliska@suse.cz>
10189 PR middle-end/77574
10190 * predict.c (force_edge_cold): Add braces to a condition.
10192 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10194 PR rtl-optimization/77289
10195 * lra-constraints.c (get_final_hard_regno): Removed.
10196 (get_hard_regno): Add new parameter final_p.
10197 (get_reg_class): Directly call lra_get_elimination_hard_regno.
10198 (operands_match_p): Adjust call to get_hard_regno.
10199 (uses_hard_regs_p): Likewise.
10200 (process_alt_operands): Likewise.
10202 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10205 * config/msp430/msp430.c (msp430_start_function): Emit an error
10206 if a function is both weak and specifies an interrupt number.
10208 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10210 PR tree-optimization/77454
10211 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10212 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10215 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10217 * config/aarch64/aarch64-builtins.c
10218 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10220 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10222 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10223 SFmode and SCmode arguments by reference.
10225 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10227 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10229 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10230 for renaming of add_fixit_insert to add_fixit_insert_before.
10231 (selftest::test_one_liner_fixit_insert_after): New function.
10232 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10233 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10234 (selftest::test_one_liner_many_fixits): Likewise.
10235 (selftest::test_diagnostic_show_locus_one_liner): Update for
10236 renaming, call new test function.
10237 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10238 renaming of add_fixit_insert to add_fixit_insert_before.
10239 (selftest::test_fixit_consolidation): Likewise.
10240 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10242 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10243 (selftest::test_applying_fixits_insert_before): ...this.
10244 (selftest::test_applying_fixits_insert): Update for renaming of
10245 add_fixit_insert to add_fixit_insert_before.
10246 (selftest::test_applying_fixits_insert_after): New function.
10247 (selftest::test_applying_fixits_insert_after_at_line_end): New
10249 (selftest::test_applying_fixits_insert_after_failure): New function.
10250 (selftest::test_applying_fixits_multiple): Update for renaming of
10251 add_fixit_insert to add_fixit_insert_before.
10252 (selftest::change_line): Likewise.
10253 (selftest::test_applying_fixits_unreadable_file): Likewise.
10254 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10255 (selftest::test_applying_fixits_column_validation): Likewise.
10256 (selftest::test_applying_fixits_column_validation): Likewise.
10257 (selftest::edit_context_c_tests): Update for renamed test function;
10258 call new test functions.
10260 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
10262 PR tree-optimization/77536
10263 PR rtl-optimization/68212
10264 * config/rs6000/rs6000.md (div->recip splitter): Remove
10265 optimize_insn_for_speed_p condition.
10267 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
10269 * optabs.c (prepare_cmp_insn): Update documentation comment.
10271 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10272 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10274 PR middle-end/77475
10275 * opts.h (candidates_list_and_hint): Declare.
10276 * opts-common.c (candidates_list_and_hint): New function.
10277 (cmdline_handle_error): Use it.
10279 2016-09-12 David Malcolm <dmalcolm@redhat.com>
10281 * edit-context.c (edited_line::get_len): New accessor.
10282 (edited_file::print_diff): Split out hunk-printing into...
10283 (edited_file::print_diff_hunk): New method.
10284 (edited_file::print_diff_line): New method.
10286 2016-09-12 Andrew Pinski <apinski@cavium.com>
10288 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
10290 * config/aarch64/aarch64.c (thunderx_tunings): Enable
10291 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
10292 (aarch64_operands_ok_for_ldpstp): Return false if
10293 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
10294 was SImode and the alignment is less than 8 byte.
10295 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
10297 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
10300 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
10302 2016-09-12 Marek Polacek <polacek@redhat.com>
10304 * doc/extend.texi: Use lowercase "boolean".
10305 * doc/invoke.texi: Likewise.
10306 * doc/md.texi: Likewise.
10307 * target.def: Likewise.
10308 * doc/tm.texi: Regenerated.
10310 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10312 PR middle-end/77426
10313 * expmed.c (synth_mult): Delete duplicate mode check.
10315 2016-09-10 Tom de Vries <tom@codesourcery.com>
10318 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
10320 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
10321 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
10323 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
10325 PR rtl-optimization/77289
10326 * lra-constraints.c (get_final_hard_regno): Add support for non hard
10327 register numbers. Remove support for subregs.
10328 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
10329 (get_reg_class): Delete removed get_final_hard_regno() argument.
10330 (uses_hard_regs_p): Call get_final_hard_regno().
10332 2016-09-09 Martin Sebor <msebor@redhat.com>
10336 * pretty-print.c (pp_quoted_string): New function.
10337 (pp_format): Call it for %c and %s directives.
10339 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10341 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
10342 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
10343 INITIAL_ELIMINATION_OFFSET) : Update documentation.
10344 * target.def (frame_pointer_required, can_eliminate): Likewise.
10345 * doc/tm.texi: Regenerated.
10346 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
10348 * df-scan.c (df_hard_reg_init): Likewise.
10349 * ira.c (ira_setup_eliminable_regset): Likewise.
10350 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
10351 init_elim_table): Likewise.
10352 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
10353 set_initial_elim_offsets, update_eliminables,
10354 init_elim_table): Likewise.
10355 * rtlanal.c (get_initial_register_offset): Likewise.
10356 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10357 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10358 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10359 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10360 * config/fr30/fr30.h: Fix comment.
10361 * config/frv/frv.c: Likewise.
10362 * config/frv/frv.h: Likewise.
10363 * config/ft32/ft32.h: Likewise.
10364 * config/visium/visium.h: Likewise.
10365 * config/pa/pa64-linux.h: Likewise.
10366 * config/v850/v850.h: Likewise.
10367 * config/cris/cris.c: Likewise.
10368 * config/ia64/ia64.h: Likewise.
10369 * config/moxie/moxie.h: Likewise.
10370 * config/m32r/m32r.h: Likewise.
10372 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
10375 * config.in: Regenerate.
10376 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
10378 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
10379 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
10380 static-libmpxwrappers case.
10381 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
10382 MPX_LD_AS_NEEDED_GUARD_POP.
10383 * configure: Regenerate.
10384 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
10385 defined if linker support "--push-state"/"--pop-state".
10387 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
10389 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
10391 2016-09-09 Joseph Myers <joseph@codesourcery.com>
10393 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
10394 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
10395 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
10396 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
10397 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
10398 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
10399 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
10401 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
10402 width macros from TS 18661-1.
10403 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
10405 2016-09-08 Jakub Jelinek <jakub@redhat.com>
10408 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
10409 OMP_CLAUSE_SAFELEN_EXPR.
10411 2016-09-07 David Malcolm <dmalcolm@redhat.com>
10413 * Makefile.in (OBJS): Add substring-locations.o.
10414 * langhooks-def.h (class substring_loc): New forward decl.
10415 (lhd_get_substring_location): New decl.
10416 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
10417 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
10418 * langhooks.c (lhd_get_substring_location): New function.
10419 * langhooks.h (class substring_loc): New forward decl.
10420 (struct lang_hooks): Add field get_substring_location.
10421 * substring-locations.c: New file, taking definition of
10422 format_warning_va and format_warning_at_substring from
10423 c-family/c-format.c, making them non-static.
10424 * substring-locations.h (class substring_loc): Move class here
10425 from c-family/c-common.h. Add and rewrite comments.
10426 (format_warning_va): New decl.
10427 (format_warning_at_substring): New decl.
10428 (get_source_location_for_substring): Add comment.
10430 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
10432 * config/i386/i386.c: Add 'U' suffix to processor feature bits
10433 to avoid -Wnarrowing warning.
10434 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
10435 * opts.c: Likewise for SANITIZER_OPT bitmasks.
10437 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
10439 * config/aarch64/aarch64.c (aarch64_legitimize_address):
10440 Avoid use of base_offset if offset already in range.
10442 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
10444 * config/sh/sh-protos.h (struct sh_atomic_model,
10445 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10446 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10447 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
10448 * config/sh/sh.h (struct sh_atomic_model,
10449 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10450 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10451 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
10452 Guard with __cplusplus.
10454 2016-09-06 Jakub Jelinek <jakub@redhat.com>
10457 * config/i386/i386.c (ix86_expand_builtin): For builtin with
10458 unsupported or unknown ISA, use expand_call.
10460 2016-09-06 Martin Liska <mliska@suse.cz>
10462 PR gcov-profile/77378
10463 PR gcov-profile/77466
10464 * tree-profile.c (tree_profiling): Detect whether target can use
10465 -fprofile-update=atomic.
10467 2016-09-06 Richard Biener <rguenther@suse.de>
10469 PR tree-optimization/77479
10470 * tree-vrp.c (update_value_range): Extend overflow handling to
10473 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10476 * config/i386/i386.md (isa): Add x64_avx512bw.
10477 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
10478 (kmov_isa): New mode attr.
10479 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
10480 (*zero_extend<mode>si2): Likewise.
10481 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
10483 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
10485 * doc/invoke.texi (SPU Options): nops -> NOPs.
10486 (x86 Options): Ditto.
10488 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10490 PR middle-end/77475
10491 * toplev.c (process_options): Temporarily set input_location
10492 to UNKNOWN_LOCATION around targetm.target_option.override () call.
10494 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
10496 PR rtl-optimization/77452
10497 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
10498 inner-mode reference to a CONST_VECTOR constant in the constant pool.
10500 2016-09-05 Marek Polacek <polacek@redhat.com>
10503 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
10505 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10508 * gensupport.c (alter_output_for_subst_insn): Remove redundant
10509 *insn_out == '*' test. Don't copy unnecessary to yet another
10510 memory buffer, and don't leak it.
10512 PR rtl-optimization/77425
10513 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
10515 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
10517 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
10519 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10521 * common.opt (fdiagnostics-generate-patch): New option.
10522 * diagnostic.c: Include "edit-context.h".
10523 (diagnostic_initialize): Initialize context->edit_context_ptr.
10524 (diagnostic_finish): Delete context->edit_context_ptr.
10525 (diagnostic_report_diagnostic): Add fix-it hints from the
10526 diagnostic to context->edit_context_ptr, if any.
10527 * diagnostic.h (class edit_context): Add forward decl.
10528 (struct diagnostic_context): Add field "edit_context_ptr".
10529 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10530 -fdiagnostics-generate-patch.
10531 (-fdiagnostics-generate-patch): New item.
10532 * toplev.c: Include "edit-context.h".
10533 (process_options): Set global_dc->edit_context_ptr to a new
10534 edit_context if the options need one.
10535 (toplev::main): Handle -fdiagnostics-generate-patch by using
10536 global_dc->edit_context_ptr.
10538 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10541 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
10542 map and firstprivate clauses on target construct for _Atomic
10544 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
10545 on target construct for _Atomic qualified decls.
10546 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
10548 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
10549 _Atomic qualified arguments not mentioned in uniform clause.
10551 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10553 * Makefile.in (OBJS-libcommon): Add edit-context.o.
10554 * diagnostic-color.c (color_dict): Add "diff-filename",
10555 "diff-hunk", "diff-delete", and "diff-insert".
10556 (parse_gcc_colors): Update default value of GCC_COLORS in comment
10557 to reflect above changes.
10558 * doc/invoke.texi (-fdiagnostics-color): Update description of
10559 default GCC_COLORS, and of the supported capabilities.
10560 * edit-context.c: New file.
10561 * edit-context.h: New file.
10562 * input.c (struct fcache): Add field "missing_trailing_newline".
10563 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
10565 (add_file_to_cache_tab): Likewise.
10566 (fcache::fcache): Likewise.
10567 (get_next_line): Update c->missing_trailing_newline.
10568 (location_missing_trailing_newline): New function.
10569 * input.h (location_missing_trailing_newline): New decl.
10570 * selftest-run-tests.c (selftest::run_tests): Call
10571 edit_context_c_tests.
10572 * selftest.h (edit_context_c_tests): New decl.
10574 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10575 Richard Biener <rguenth@suse.de>
10577 PR tree-optimization/77444
10578 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
10579 as steptype, remove redundant initialization.
10581 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10584 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
10585 (sanopt_optimize_walker): Optimize away
10586 __asan_before_dynamic_init (...) followed by
10587 __asan_after_dynamic_init () without intervening memory loads/stores.
10588 * ipa-pure-const.c (special_builtin_state): Handle
10589 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
10590 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
10592 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10594 * cfg.c (free_original_copy_tables): Replace second assignment of
10595 bb_copy = NULL by bb_original = NULL.
10597 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10600 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
10601 assignment added in r216794.
10603 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10605 * Makefile.in (OBJS): Add typed-splay-tree.o.
10606 * selftest-run-tests.c (selftest::run_tests): Call
10607 typed_splay_tree_c_tests.
10608 * selftest.h (typed_splay_tree_c_tests): New decl.
10609 * typed-splay-tree.c: New file.
10610 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
10611 (typed_splay_tree::max): New method.
10612 (typed_splay_tree::min): New method.
10613 (typed_splay_tree::foreach): New method.
10614 (typed_splay_tree::closure): New struct.
10615 (typed_splay_tree::inner_foreach_fn): New function.
10617 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10619 * ipa-cp.c (ipcp_store_bits_results): Change option name from
10620 -fipa-cp-bit to -fipa-bit-cp.
10622 2016-09-01 Martin Sebor <msebor@redhat.com>
10624 PR tree-optimization/71831
10625 * tree-object-size.h: Return bool instead of the size and add
10626 argument for the size.
10627 * tree-object-size.c (compute_object_offset): Update signature.
10628 (addr_object_size): Same.
10629 (compute_builtin_object_size): Return bool instead of the size
10630 and add argument for the size. Handle POINTER_PLUS_EXPR when
10631 optimization is disabled.
10632 (expr_object_size): Adjust.
10633 (plus_stmt_object_size): Adjust.
10634 (pass_object_sizes::execute): Adjust.
10635 * builtins.c (fold_builtin_object_size): Adjust.
10636 * doc/extend.texi (Object Size Checking): Update.
10637 * ubsan.c (instrument_object_size): Adjust.
10639 2016-09-01 Martin Sebor <msebor@redhat.com>
10641 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
10642 it fits the output of the formatted function regardless of its
10644 * genmodes.c (parser::parse_expr): Same.
10645 * gimplify.c (gimplify_asm_expr): Same.
10646 * passes.c (pass_manager::register_one_dump_file): Same.
10647 * print-tree.c (print_node): Same.
10649 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10651 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
10653 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10655 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
10657 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10659 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
10660 * config/rs6000/vector.md: Ditto.
10661 * config/rs6000/vsx.md: Ditto.
10663 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10665 * ipa-inline-analysis.c (param_change_prob): Get to the base object
10666 first in all cases.
10668 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10670 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
10671 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
10672 *return_and_restore_gpregs_<mode>_r11,
10673 *return_and_restore_gpregs_<mode>_r12,
10674 *return_and_restore_gpregs_<mode>_r1,
10675 *return_and_restore_fpregs_<mode>_r11,
10676 *return_and_restore_fpregs_<mode>_r12,
10677 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
10678 directly instead of via the "l" constraint. Renumber operands.
10681 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10683 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
10684 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
10685 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
10686 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
10687 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
10688 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
10689 *call_value_nonlocal_darwin64, reload_macho_picbase,
10690 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
10691 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
10692 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
10693 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
10694 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
10695 *save_fpregs_<mode>_r1): Ditto.
10696 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
10697 *return_and_restore_gpregs_spe): Ditto.
10699 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10701 * config/rs6000/rs6000.md
10702 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
10703 the use of the link register.
10704 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
10706 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10707 Michael Meissner <meissner@linux.vnet.ibm.com>
10710 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
10711 reg+reg addressing for TImode.
10712 (rs6000_legitimate_address_p): Only allow register indirect
10713 addressing for TImode, even without TARGET_QUAD_MEMORY.
10715 2016-09-01 Richard Biener <rguenther@suse.de>
10717 PR middle-end/77436
10718 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
10719 check whether the result fits the desired result type.
10721 2016-09-01 Nathan Sidwell <nathan@acm.org>
10723 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
10725 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
10727 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
10729 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
10731 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10733 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
10734 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
10735 for comparisons of integer ZERO_EXTEND against zero.
10737 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10739 * config/i386/i386.c (ix86_option_override_internal): Also disable the
10740 STV pass if -mstackrealign is enabled.
10742 2016-08-31 Ilya Verbin <iverbin@gmail.com>
10744 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
10747 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10749 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
10750 (layout_range::intersects_line_p): New method.
10751 (test_range_contains_point_for_single_point): Rename to...
10752 (test_layout_range_for_single_point): ...this, and add testing
10753 for layout_range::intersects_line_p.
10754 (test_range_contains_point_for_single_line): Rename to...
10755 (test_layout_range_for_single_line): ...this, and add testing
10756 for layout_range::intersects_line_p.
10757 (test_range_contains_point_for_multiple_lines): Rename to...
10758 (test_layout_range_for_multiple_lines): ...this, and add testing
10759 for layout_range::intersects_line_p.
10760 (layout::layout): Populate m_fixit_hints.
10761 (layout::get_expanded_location): Handle the case of a line-span
10763 (layout::validate_fixit_hint_p): New method.
10764 (get_line_span_for_fixit_hint): New function.
10765 (layout::calculate_line_spans): Add spans for fixit-hints.
10766 (layout::should_print_annotation_line_p): New method.
10767 (layout::print_any_fixits): Drop param "richloc", instead using
10768 validated fixits in m_fixit_hints. Add "const" to hint pointers.
10769 (diagnostic_show_locus): Avoid printing blank annotation lines.
10770 (selftest::test_diagnostic_context::test_diagnostic_context):
10771 Initialize show_column and start_span.
10772 (selftest::test_diagnostic_context::start_span_cb): New static
10774 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
10775 (selftest::diagnostic_show_locus_c_tests): Update for function
10776 renamings. Call test_diagnostic_show_locus_fixit_lines.
10778 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
10780 PR tree-optimization/73714
10781 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
10783 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10785 * selftest.c: Move "namespace selftest {" to top of file,
10786 removing explicit "selftest::" qualifiers throughout.
10788 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
10790 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
10792 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
10793 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
10794 Replace builtin with vector extension.
10795 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
10797 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
10798 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
10799 Replace builtin with vector extension.
10800 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
10801 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
10802 Replace builtin with vector extension.
10803 * config/i386/xmmintrin.h (__m128_u): New type.
10804 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
10805 (_mm_load_ps, _mm_store_ps): Simplify.
10807 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
10809 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
10811 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10813 * diagnostic-show-locus.c (colorizer::begin_state): Support more
10814 than 3 ranges per diagnostic by alternating between color 1 and
10816 (layout::layout): Replace use of rich_location::MAX_RANGES
10817 with richloc->get_num_locations ().
10818 (layout::calculate_line_spans): Replace use of
10819 rich_location::MAX_RANGES with m_layout_ranges.length ().
10820 (layout::print_annotation_line): Handle arbitrary numbers of
10821 ranges in caret-printing by defaulting to '^'.
10822 (selftest::test_one_liner_many_fixits): New function.
10823 (test_diagnostic_show_locus_one_liner): Call it.
10824 * diagnostic.c (diagnostic_initialize): Update for renaming
10825 of rich_location::MAX_RANGES to
10826 rich_location::STATICALLY_ALLOCATED_RANGES.
10827 * diagnostic.h (struct diagnostic_context): Likewise.
10829 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10831 * selftest.c (selftest::named_temp_file::named_temp_file): New
10833 (selftest::temp_source_file::~temp_source_file): Move to...
10834 (selftest::named_temp_file::~named_temp_file): ...here.
10835 (selftest::test_named_temp_file): New function.
10836 (selftest::selftest_c_tests): Call test_named_temp_file.
10837 * selftest.h (class named_temp_file): New class.
10838 (class temp_source_file): Convert to a subclass of named_temp_file.
10840 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
10842 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
10843 USEs of LR_REGNO in returns and sibcalls.
10844 (rs6000_output_mi_thunk): Similar.
10845 (rs6000_sibcall_aix): Similar.
10846 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
10847 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
10848 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
10849 Remove the USE of LR_REGNO from the patterns as well. Delete an
10851 (return_internal_<mode>): Delete.
10853 2016-08-30 Tamar Christina <tamar.christina@arm.com>
10855 * config/aarch64/aarch64-simd.md
10856 (aarch64_ld2<mode>_dreg_le): New.
10857 (aarch64_ld2<mode>_dreg_be): New.
10858 (aarch64_ld2<mode>_dreg): Removed.
10859 (aarch64_ld3<mode>_dreg_le): New.
10860 (aarch64_ld3<mode>_dreg_be): New.
10861 (aarch64_ld3<mode>_dreg): Removed.
10862 (aarch64_ld4<mode>_dreg_le): New.
10863 (aarch64_ld4<mode>_dreg_be): New.
10864 (aarch64_ld4<mode>_dreg): Removed.
10865 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
10867 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10869 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
10870 redundant location param.
10871 (test_one_liner_fixit_remove): Likewise.
10872 (test_one_liner_fixit_replace): Likewise.
10873 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
10874 * gcc-rich-location.c
10875 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
10876 get_range_from_loc. Drop overload taking a const char *.
10877 * gcc-rich-location.h
10878 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
10881 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
10883 * config/linux.c (linux_libc_has_function): Return true on musl.
10885 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
10887 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
10889 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
10891 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
10892 used for abnormal egdes.
10894 2016-08-30 Jakub Jelinek <jakub@redhat.com>
10896 PR tree-optimization/72866
10897 * tree-vect-patterns.c (search_type_for_mask): Turn into
10898 a small wrapper, move all code to ...
10899 (search_type_for_mask_1): ... this new function. Add caching
10900 and adjust recursive calls.
10903 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
10904 instead of lookup_type_die (type_main_variant (type)) even for array
10907 PR middle-end/77377
10908 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
10909 constant pool reference return x instead of c.
10911 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
10913 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
10916 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10919 (selftest::test_make_location_nonpure_range_endpoints): Fix
10922 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10924 * diagnostic-show-locus.c
10925 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
10927 (selftest::test_diagnostic_show_locus_one_liner): Call it.
10928 * input.c (get_pure_location): Move to libcpp/line-map.c.
10929 * input.h (get_pure_location): Convert decl to an inline function
10930 calling implementation in libcpp.
10932 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
10935 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
10936 template for intel asm dialect.
10937 (vec_set_hi_<mode><mask_name>): Ditto.
10939 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10941 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
10942 (selftest::fail_formatted): Likewise.
10944 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10946 * input.c (make_location): Call get_start and get_finish
10947 on the endpoints to avoid storing packed ranges or ad-hoc
10949 (selftest::test_make_location_nonpure_range_endpoints): New function.
10950 (selftest::input_c_tests): Call it.
10951 * input.h (get_start): New inline function.
10953 2016-08-29 Tom de Vries <tom@codesourcery.com>
10956 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
10959 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
10961 * Makefile.in (gcov-iov.h): Add dummy recipe.
10963 2016-08-29 Nathan Sidwell <nathan@acm.org>
10965 * config/nvptx/nvptx.c: #include tree-vrp.h.
10967 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
10970 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
10971 HIGH+LO construct during reload.
10973 2016-08-28 Tom de Vries <tom@codesourcery.com>
10976 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
10977 'sysv_abi va_list' attribute.
10978 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
10979 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
10982 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10984 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
10985 * emit-rtl.c (unshare_all_rtl_1): Adjust.
10986 (unshare_all_rtl_again): Likewise.
10987 * function.c (assign_stack_local_1): Likewise.
10988 (assign_stack_temp_for_type): Likewise.
10990 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10992 * cfgbuild.c (make_edges): Adjust.
10993 * cfgrtl.c (can_delete_label_p): Likewise.
10994 * dwarf2cfi.c (create_trace_edges): Likewise.
10995 * except.c (sjlj_emit_dispatch_table): Likewise.
10996 * function.h (struct expr_status): make x_forced_labels a vector.
10997 * jump.c (rebuild_jump_labels_1): Adjust.
10998 * reload1.c (set_initial_label_offsets): Likewise.
10999 * stmt.c (force_label_rtx): Likewise.
11000 (expand_label): Likewise.
11002 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11004 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
11006 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
11008 PR tree-optimization/71077
11009 PR tree-optimization/68542
11010 * fold-const.c (fold_relational_const): Fix folding of
11011 VECTOR_CST comparisons that have a scalar boolean result type.
11012 (selftest::test_vector_folding): New static function.
11013 (selftest::fold_const_c_tests): Call it.
11015 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11017 * doc/extend.texi (SPU Built-in Functions): Remove stale
11018 references to material formerly at IBM and Sony.
11020 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
11023 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
11025 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11027 * diagnostic-show-locus.c
11028 (selftest::test_fixit_consolidation): New function.
11029 (selftest::diagnostic_show_locus_c_tests): Call it.
11030 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
11031 constructor based on source_range.
11033 2016-08-26 David Malcolm <dmalcolm@redhat.com>
11035 * diagnostic-color.c (color_dict): Add "fixit-insert" and
11037 (parse_gcc_colors): Update description of default GCC_COLORS.
11038 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
11039 (colorizer::set_fixit_insert): New method.
11040 (colorizer::set_fixit_delete): New method.
11041 (colorizer::get_color_by_name): New method.
11042 (colorizer::STATE_FIXIT_INSERT): New constant.
11043 (colorizer::STATE_FIXIT_DELETE): New constant.
11044 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
11045 fields in favor of new field "m_stop_color". Add fields
11046 "m_fixit_insert" and "m_fixit_delete".
11047 (colorizer::colorizer): Update for above changes. Replace
11048 colorize_start calls with calls to get_color_by_name.
11049 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
11050 STATE_FIXIT_DELETE. Update for field renamings.
11051 (colorizer::finish_state): Simplify by using m_stop_color,
11052 rather than multiple identical "*_ce" fields.
11053 (colorizer::get_color_by_name): New method.
11054 (layout::print_any_fixits): Print insertions and replacements
11055 using the "fixit-insert" color, and deletions using the
11056 "fixit-delete" color.
11057 * doc/invoke.texi (-fdiagnostics-color): Update description of
11058 default GCC_COLORS, and of the supported capabilities.
11060 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
11062 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
11063 current_function_static_stack_size variable with the static
11064 stack frame size of the current function when
11065 flag_stack_usage_info is enabled.
11067 2016-08-26 Nathan Sidwell <nathan@acm.org>
11069 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
11070 assignment inside if condition.
11072 2016-08-26 Richard Biener <rguenther@suse.de>
11074 PR tree-optimization/69047
11075 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
11076 extracts similar to what FRE does.
11077 (non_rewritable_mem_ref_base): Likewise.
11079 2016-08-26 Joseph Myers <joseph@codesourcery.com>
11081 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
11082 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
11083 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11084 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11085 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
11087 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11088 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11089 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11090 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
11091 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
11093 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11096 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
11097 reservation duration to 15 cycles.
11098 (cortex_a8_vfp_macs): Likewise.
11099 (cortex_a8_vfp_macd): Likewise.
11100 (cortex_a8_vfp_divs): Likewise.
11101 (cortex_a8_vfp_divd): Likewise.
11103 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11105 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
11106 (aarch_macro_fusion_pair_p): Use above to avoid early return.
11108 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11109 Martin Jambhor <mjambor@suse.cz>
11111 * common.opt: New option -fipa-bit-cp.
11112 * doc/invoke.texi: Document -fipa-bit-cp.
11113 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
11114 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
11115 * tree-ssa-ccp.h: New header file.
11116 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
11117 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
11118 Replace all occurences of tree parameter by two new params: signop, int.
11119 (bit_value_unop_1): Change to bit_value_unop and export it.
11120 Replace all occurences of tree parameter by two new params: signop,
11122 (bit_value_binop): Change call from bit_value_binop_1 to
11124 (bit_value_assume_aligned): Likewise.
11125 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
11126 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
11128 (ccp_finalize): Skip processing if val->mask == 0.
11129 * ipa-cp.c: Include tree-ssa-ccp.h
11130 (ipcp_bits_lattice): New class.
11131 (ipcp_param_lattice (bits_lattice): New member.
11132 (print_all_lattices): Call ipcp_bits_lattice::print.
11133 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
11134 (initialize_node_lattices): Likewise.
11135 (propagate_bits_accross_jump_function): New function.
11136 (propagate_constants_accross_call): Call
11137 propagate_bits_accross_jump_function.
11138 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
11139 (ipcp_store_bits_results): New function.
11140 (ipcp_driver): Call ipcp_store_bits_results.
11141 * ipa-prop.h (ipa_bits): New struct.
11142 (ipa_jump_func): Add new member bits of type ipa_bits.
11143 (ipa_param_descriptor): Change decl to decl_or_type.
11144 (ipa_get_param): Change decl to decl_or_type and assert on
11146 (ipa_get_type): New function.
11147 (ipcp_transformation_summary): New member bits.
11148 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
11149 (ipa_populate_param_decls): Likewise.
11150 (ipa_dump_param): Likewise.
11151 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
11153 (ipa_set_jf_unknown): Set ipa_bits::known to false.
11154 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
11156 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
11157 (ipa_write_jump_function): Add streaming for ipa_bits.
11158 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
11159 (write_ipcp_transformation_info): Add streaming for ipa_bits
11160 summary for ltrans.
11161 (read_ipcp_transfomration_info): Add support for reading streamed
11163 (ipcp_update_bits): New function.
11164 (ipcp_transform_function): Call ipcp_update_bits.
11166 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
11168 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
11169 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
11171 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
11173 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
11175 2016-08-25 Richard Biener <rguenther@suse.de>
11177 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
11178 Only add locations in late dwarf.
11179 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
11180 (dwarf2out_early_finish): But do it here.
11182 2016-08-24 Michael Collison <michael.collison@linaro.org>
11183 Michael Collison <michael.collison@arm.com>
11185 * config/arm/arm-modes.def: Add new condition code mode CC_V
11186 to represent the overflow bit.
11187 * config/arm/arm.c (maybe_get_arm_condition_code):
11188 Add support for CC_Vmode.
11189 (arm_gen_unlikely_cbranch): New function to generate common
11190 rtl conditional branches for overflow patterns.
11191 * config/arm/arm-protos.h: Add prototype for
11192 arm_gen_unlikely_cbranch.
11193 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
11194 addsi3_compareV_upper): New patterns to support signed
11195 builtin overflow add operations.
11196 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
11197 New patterns to support unsigned builtin add overflow operations.
11198 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
11199 builtin overflow subtract operations,
11200 (usubv<mode>4): New patterns to support unsigned builtin subtract
11201 overflow operations.
11202 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11203 to support builtin overflow negate operations.
11205 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11208 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11210 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11211 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11214 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11216 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11217 MULTILIB_OPTIONS should be used. Small wording fixes.
11218 * genmultilib: Memorize set of all option combinations in
11219 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11220 found in MULTILIB_OPTIONS by checking if option set is listed in
11221 combination_space. Output new and existing error message to stderr.
11223 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11225 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11226 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11227 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11228 (MULTILIB_REUSE): Remove reuse rules for option set including
11229 -mfpu=fp-armv8 and -mfpu=vfpv4
11231 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11233 * config/arm/t-rtems: Add vfp multilib.
11235 2016-08-23 Ian Lance Taylor <iant@golang.org>
11237 * config/s390/s390.c (s390_asm_file_start): Call
11238 default_file_start.
11240 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11242 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11243 initialization of all 0's to the 0 constant, instead of directly
11244 generating XOR. Add support for V4SImode vector initialization on
11245 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11246 initialization. Change variables used in V4SFmode vector
11247 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11248 any memory addresses are in index form. Add support for using
11249 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11250 with all of the same element.
11251 (regno_or_subregno): New helper function to return a register
11252 number for either REG or SUBREG.
11253 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11254 Use regno_or_subregno where possible.
11255 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11256 DImode value from two SImode values in order to generate V4SImode
11257 vector initialization on 64-bit systems with direct move.
11258 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
11260 (rtx_is_swappable_p): V4SImode vector initialization insn is not
11262 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
11264 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
11265 attributes to initialize V8HImode and V16QImode vectors with the
11267 (VSX_SPLAT_COUNT): Likewise.
11268 (VSX_SPLAT_SUFFIX): Likewise.
11269 (UNSPEC_VSX_VEC_INIT): New unspec.
11270 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
11271 Allow SFmode values to come from Altivec registers.
11272 (vsx_init_v4si): New insn/split for V4SImode vector initialization
11273 on 64-bit systems with direct move.
11274 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
11275 vector initializations, to allow V4SImode vector initializations
11276 on 64-bit systems with direct move.
11277 (vsx_splat_v4si): Likewise.
11278 (vsx_splat_v4si_di): Likewise.
11279 (vsx_splat_v4sf): Likewise.
11280 (vsx_splat_v4sf_internal): Likewise.
11281 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
11283 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
11284 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
11285 initializing V8HImode and V16QImode vectors with the same
11287 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
11288 optimization if -maltivec=be.
11290 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
11292 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
11293 attribute for alternatives 3 and 4.
11295 2016-08-23 David Malcolm <dmalcolm@redhat.com>
11297 * selftest.c (selftest::assert_str_contains): New function.
11298 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
11299 * selftest.h (selftest::assert_str_contains): New decl.
11300 (ASSERT_STR_CONTAINS): New macro.
11302 2016-08-23 Richard Biener <rguenther@suse.de>
11304 PR tree-optimization/77286
11305 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
11307 (vect_transform_loop): Split exit edges of loop and scalar
11308 loop if required and at the appropriate time.
11310 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11312 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11313 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11315 Correct a typo in a comment.
11317 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11319 * config/s390/s390.md ("*andc_split"): New splitter for and with
11322 2016-08-23 Richard Biener <rguenther@suse.de>
11324 PR tree-optimization/27336
11325 * tree-vrp.c (infer_value_range): Handle stmts that can throw
11326 by looking for a non-EH edge.
11327 (process_assert_insertions_for): Likewise.
11329 2016-08-23 Richard Biener <rguenther@suse.de>
11331 PR middle-end/77305
11332 * statistics.c (statistics_counter_event): Robustify against
11335 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11337 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
11338 for targets amdfam10 and barcelona.
11340 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
11342 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
11343 (zero_extend<mode>di2): Ditto.
11344 (*zero_extend<mode>si2): Ditto.
11345 (*zero_extendqihi2): Ditto.
11347 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11349 PR middle-end/77269
11350 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
11351 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
11353 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
11355 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
11356 identical consecutive elements.
11357 [SSA_NAME]: Print the name's def stmt on its own line. When printing
11358 the node's def stmt, avoid printing an unwanted trailing newline by
11359 replacing the call to print_gimple_stmt() with its inlined body and
11360 adjusting it to not set pp_needs_newline and to call pp_flush()
11361 instead of pp_newline_and_flush().
11363 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11365 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
11366 (float32_type_node, float64_type_node, float32x_type_node)
11367 (float128x_type_node): New macros.
11368 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
11369 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
11370 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
11371 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
11372 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
11373 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
11374 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
11375 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
11376 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
11377 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
11378 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
11379 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
11380 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
11381 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
11382 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
11383 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
11384 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
11385 (copysign, fabs, huge_val, inf, nan, nans): Use it.
11386 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
11388 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
11389 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
11390 * doc/extend.texi (Other Builtins): Document these built-in
11392 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
11395 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
11397 * doc/install.texi (Binaries): www.opencsw.org now uses https.
11399 2016-08-22 Richard Biener <rguenther@suse.de>
11401 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
11403 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
11406 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
11407 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
11408 non-SSE2 athlons only, otherwise prefer SSE prefetches.
11410 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11412 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
11413 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
11414 (vrp_visit_switch_stmt): Likewise.
11415 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
11416 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
11417 (vrp_visit_stmt): Use extract_range_from_stmt.
11418 (vrp_visit_phi_node): Use extract_range_from_phi_node.
11420 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11422 * Makefile.in: Add tree-vrp.h to GTFILES.
11423 * gengtype.c (open_base_files): Add tree-vrp.h.
11424 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
11425 * builtins.c: Likewise.
11426 * fold-const.c: Likewise.
11427 * gimple-builder.c: Likewise.
11428 * gimple-laddress.c: Likewise.
11429 * hsa-gen.c: Likewise.
11430 * internal-fn.c: Likewise.
11432 * targhooks.c: Liewise,
11433 * tree-ssa-address.c: Likewise.
11434 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
11435 * tree-vrp.c (struct value_range): Move to tree-vrp.h
11436 * tree-vrp.h: New file.
11438 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11440 PR tree-optimization/61839
11441 * tree-vrp.c (two_valued_val_range_p): New.
11442 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
11443 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
11444 Also Convert VAR BINOP CST where VAR is two-valued to
11445 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
11447 2016-08-19 David Malcolm <dmalcolm@redhat.com>
11449 * diagnostic-show-locus.c
11450 (layout::annotation_line_showed_range_p): New method.
11451 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
11452 Reimplement case fixit_hint::REPLACE to cover removals, and
11453 replacements where the range of the replacement isn't one
11454 of the ranges in the rich_location.
11455 (test_one_liner_fixit_replace): Likewise.
11456 (selftest::test_one_liner_fixit_replace_non_equal_range): New
11458 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
11460 (selftest::test_diagnostic_show_locus_one_liner): Call the new
11462 * diagnostic.c (print_parseable_fixits): Remove case
11463 fixit_hint::REMOVE.
11465 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
11468 * config/i386/i386.c (ix86_option_override_internal): Remove
11469 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
11470 Enable SSE prefetch also for TARGET_PREFETCHWT1.
11471 Do not try to enable TARGET_PRFCHW ISA flag here.
11472 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
11473 Rewrite expander function body.
11474 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
11476 2016-08-19 Joseph Myers <joseph@codesourcery.com>
11479 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
11480 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
11481 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
11482 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
11483 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
11484 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
11485 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
11486 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
11487 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
11489 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
11491 (struct floatn_type_info): New structure type.
11492 (floatn_nx_types): New variable declaration.
11493 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
11494 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
11495 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
11496 * tree.c (floatn_nx_types): New variable.
11497 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
11498 corresponding complex types.
11499 * target.def (floatn_mode): New hook.
11500 * targhooks.c: Include "real.h".
11501 (default_floatn_mode): New function.
11502 * targhooks.h (default_floatn_mode): New prototype.
11503 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
11505 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
11506 effective-target and dg-add-options keywords.
11507 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
11508 Document new effective-target keywords.
11509 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
11510 * doc/tm.texi: Regenerate.
11511 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
11512 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
11513 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
11515 * real.h (struct real_format): Add field ieee_bits.
11516 * real.c (ieee_single_format, mips_single_format)
11517 (motorola_single_format, spu_single_format, ieee_double_format)
11518 (mips_double_format, motorola_double_format)
11519 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
11520 (ieee_extended_intel_128_format)
11521 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
11522 (mips_extended_format, ieee_quad_format, mips_quad_format)
11523 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
11524 (decimal_double_format, decimal_quad_format, ieee_half_format)
11525 (arm_half_format, real_internal_format: Initialize ieee_bits
11527 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
11528 float128_type_node. Set float80_type_node to float64x_type_node
11529 if appropriate and long_double_type_node not appropriate.
11530 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
11531 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
11532 Initialize ieee_bits field.
11533 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
11534 (rs6000_init_builtins): Set ieee128_float_type_node to
11535 float128_type_node.
11536 (rs6000_floatn_mode): New function.
11538 2016-08-19 Jakub Jelinek <jakub@redhat.com>
11540 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
11541 _rdseed64_step): Uglify argument names and/or local variable names
11542 in inline functions.
11543 * config/i386/rtmintrin.h (_xabort): Likewise.
11544 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
11545 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
11546 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
11547 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
11548 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
11549 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
11550 _mm_maskz_ternarylogic_epi32): Likewise.
11551 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
11552 __lwpins32, __lwpins64): Likewise.
11553 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
11554 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
11555 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
11556 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
11557 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
11558 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
11559 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
11560 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
11561 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
11562 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
11563 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
11564 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
11565 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
11566 _mm256_mask_i64gather_epi32): Likewise.
11567 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11568 * config/i386/ia32intrin.h (__writeeflags): Likewise.
11569 * config/i386/pkuintrin.h (_wrpkru): Likewise.
11570 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
11571 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
11572 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
11573 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
11574 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
11575 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
11576 _mm512_mask_prefetch_i64scatter_ps): Likewise.
11577 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11578 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
11579 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
11580 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
11581 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
11582 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
11583 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
11584 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
11586 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
11588 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
11589 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
11591 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
11592 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
11594 (_rdpkru_u32): Add space after function name.
11596 * config/i386/t-i386 (i386-c.o): Don't depend on
11597 i386-builtin-types.inc.
11598 (i386.o): Depend on i386-builtin-types.inc.
11600 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
11603 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
11604 Use const_vec_duplicate to check for duplicated elements.
11606 2016-08-19 Richard Biener <rguenther@suse.de>
11608 PR tree-optimization/77290
11609 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11610 Fix flag_tree_parallelize_loops check.
11612 2016-08-19 Richard Biener <rguenther@suse.de>
11614 * match.pd (x | 0 -> x): Add.
11616 2016-08-19 Richard Biener <rguenther@suse.de>
11618 PR tree-optimization/77286
11619 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11620 Deal with virtual PHIs being out-of-order.
11622 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11624 * doc/invoke.texi (fverbose-asm): Note that source code lines
11625 are emitted, and provide an example.
11626 * final.c (asm_show_source): New function.
11627 (final_scan_insn): Call asm_show_source.
11629 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11631 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
11632 param with diagnostic_kind.
11633 (class colorizer): Similarly replace field m_diagnostic with
11635 (colorizer::colorizer): Replace diagnostic
11636 param with diagnostic_kind.
11637 (colorizer::begin_state): Update for above field change.
11638 (layout::layout): Replace diagnostic param with rich_location *
11639 and diagnostic_kind.
11640 (diagnostic_show_locus): Replace diagnostic param with richloc
11641 and diagnostic_kind.
11642 (class selftest::test_diagnostic_context): New class.
11643 (selftest::test_diagnostic_show_locus_unknown_location): New
11645 (selftest::test_one_liner_simple_caret): New function.
11646 (selftest::test_one_liner_caret_and_range): New function.
11647 (selftest::test_one_liner_multiple_carets_and_ranges): New
11649 (selftest::test_one_liner_fixit_remove): New function.
11650 (selftest::test_one_liner_fixit_replace): New function.
11651 (selftest::test_diagnostic_show_locus_one_liner): New function.
11652 (selftest::diagnostic_show_locus_c_tests): Call the new test
11654 * diagnostic.c (diagnostic_initialize): Initialize
11655 colorize_source_p, show_ruler_p and parseable_fixits_p.
11656 (default_diagnostic_finalizer): Update for change to
11657 diagnostic_show_locus.
11658 (diagnostic_append_note): Likewise.
11659 * diagnostic.h (diagnostic_show_locus): Replace
11660 const diagnostic_info * param with location * and diagnostic_t.
11662 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11664 * input.c (saved_line_table): New global.
11665 (class selftest::temp_line_table): Rename to line_table_test and
11666 move declaration to selftest.h, and drop field m_old_line_table.
11667 (selftest::temp_line_table::temp_line_table): Rename ctor to...
11668 (selftest::line_table_test::line_table_test): ...this. Add a
11669 default ctor. Store current value of line_table within
11671 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
11672 (selftest::line_table_test::~line_table_test): ...this, and
11673 restore line_table from the saved_line_table, rather than
11675 (selftest::test_accessing_ordinary_linemaps): Update for above
11677 (selftest::test_lexer): Likewise.
11678 (struct selftest::lexer_test): Likewise.
11679 (selftest::lexer_test::lexer_test): Likewise.
11680 (selftest::input_c_tests): Move the looping over test cases from
11682 (selftest::for_each_line_table_case): New function.
11683 * input.h (saved_line_table): New decl.
11684 * selftest.h (struct selftest::line_table_case): New forward decl.
11685 (class selftest::line_table_test): New class, moved here from
11686 selftest::temp_line_table in input.c, and renamed.
11687 (selftest::for_each_line_table_case): New decl.
11689 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
11692 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
11694 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
11696 PR middle-end/70895
11697 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
11698 enclosing parallel construct for reduction variables on OpenACC loop
11701 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
11703 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
11704 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
11706 (function_to_dwarf_procedure): Update comment.
11708 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11710 * input.c (diagnostics_file_cache_forcibly_evict_file): New
11712 * input.h (diagnostics_file_cache_forcibly_evict_file): New
11714 * selftest.c (selftest::temp_source_file::~temp_source_file):
11715 Evict m_filename from the diagnostic file cache.
11717 2016-08-18 Richard Biener <rguenther@suse.de>
11719 * tree-pass.h (make_pass_materialize_all_clones): Declare.
11720 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
11721 make_pass_materialize_all_clones): New simple IPA pass encapsulating
11722 clone materialization.
11723 * passes.def (all_late_ipa_passes): Start with
11724 pass_materialize_all_clones.
11725 * cgraphunit.c (symbol_table::compile): Remove call to
11726 materialize_all_clones.
11727 * tree-into-ssa.c: Include statistics.h.
11728 (update_ssa): Count number of times we do incremental/rewrite
11731 2016-08-18 Richard Biener <rguenther@suse.de>
11733 PR tree-optimization/77282
11734 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11735 When doing auto-parallelizing also prevent use of PHIs that
11736 carry dependences across loop backedges.
11738 2016-08-18 Tamar Christina <tamar.christina@arm.com>
11739 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11741 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
11743 2016-08-18 Richard Biener <rguenther@suse.de>
11745 * ssa-iterators.h (ssa_vuse_operand): New inline.
11746 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
11747 (predicate_all_scalar_phis): Use remove_phi_node to remove
11748 phi nodes predicated. Delay removing virtual PHIs.
11749 (predicate_mem_writes): Update virtual operands.
11750 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
11751 (tree_if_conversion): Do not rewrite virtual SSA form.
11752 * tree-phinodes.c (release_phi_node): Make static.
11753 * tree-phinodes.h (release_phi_node): Remove.
11755 2016-08-18 Jakub Jelinek <jakub@redhat.com>
11757 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
11758 codes that appear in bdesc_* arrays, instead include i386-builtin.def
11759 twice to define those.
11760 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
11761 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
11762 bdesc_multi_arg): Define by including i386-builtin.def the third time.
11763 * config/i386/i386-builtin.def: New file.
11765 2016-08-17 David Malcolm <dmalcolm@redhat.com>
11767 * input.c (get_source_range_for_char): Rename to...
11768 (selftest::get_source_range_for_char): ...this, and move within
11769 the #if CHECKING_P guard.
11770 (get_num_source_ranges_for_substring): Rename to...
11771 (selftest::get_num_source_ranges_for_substring): ...this, move
11772 within the #if CHECKING_P guard, and make static.
11773 (selftest::assert_num_substring_ranges): Initialize
11776 2016-08-18 Alan Modra <amodra@gmail.com>
11778 PR rtl-optimization/72771
11779 * reload.c (find_reloads): Don't assume that a subreg mem is OK
11780 when find_reloads_toplev returns address_reloaded==-1.
11781 (alternative_allows_const_pool_ref): Update comment.
11783 2015-08-17 Alan Hayward <alan.hayward@arm.com>
11785 PR tree-optimization/71752
11786 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
11787 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
11789 2016-08-17 Jakub Jelinek <jakub@redhat.com>
11791 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
11792 instead of testing ECF_NORETURN bit in gimple_call_flags.
11793 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
11794 * predict.c (tree_bb_level_predictions): Likewise.
11795 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
11797 PR middle-end/77259
11798 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
11799 turning a call into __builtin_unreachable-like noreturn call, adjust
11800 gimple_call_set_fntype.
11801 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
11802 gimple_call_fntype has void return type.
11804 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
11806 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
11807 maybe_lookup_decl, to handle nested acc loop directives.
11809 2016-08-17 Richard Biener <rguenther@suse.de>
11811 PR tree-optimization/76490
11812 * tree-vrp.c (update_value_range): Preserve overflow infinities
11813 when intersecting with ranges from get_range_info.
11814 (operand_less_p): Handle overflow infinities correctly.
11815 (value_range_constant_singleton): Use vrp_operand_equal_p
11816 to handle overflow max/min correctly.
11817 (vrp_valueize): Likewise.
11818 (union_ranges): Likewise.
11819 (intersect_ranges): Likewise.
11820 (vrp_visit_phi_node): Improve iteration limitation to only
11821 apply when we'll possibly re-visit the PHI via a changed argument
11824 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
11826 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
11827 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
11828 rather than those that should not be built.
11830 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
11833 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
11835 2016-08-17 Richard Biener <rguenther@suse.de>
11837 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
11838 (verify_vssa): New function verifying virtual SSA form.
11839 (verify_ssa): Call it.
11840 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
11841 Do not apply loop-closed SSA handling to virtuals.
11842 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
11843 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
11844 when rewriting their symbol.
11845 (prepare_def_site_for): Likewise.
11846 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
11847 operands of moved stmts.
11849 2016-08-17 Richard Biener <rguenther@suse.de>
11851 PR tree-optimization/23855
11852 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
11853 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
11854 find guards to hoist. Do not update SSA form but rewrite virtuals
11855 into loop closed SSA.
11856 (find_loop_guard): Adjust to skip already hoisted guards. Do
11857 not mark virtuals for renaming or update SSA form.
11859 2016-08-17 Martin Liska <mliska@suse.cz>
11861 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
11862 a LONG_LONG_TYPE_SIZE comparison.
11863 * gcov-io.h: Remove macro definitions.
11864 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
11865 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
11868 2016-08-16 Jakub Jelinek <jakub@redhat.com>
11870 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
11871 that builtins not mentioned in bdesc_* arrays come first, then
11872 the ones mentioned in bdesc_* arrays in the order they appear in
11873 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
11874 IX86_BUILTIN__BDESC_*_LAST enumerator.
11875 (bdesc_mpx): Fix up a comment typo.
11876 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
11877 __builtin_ia32_vpcomneu[bwdq] builtins.
11878 (BDESC_VERIFY, BDESC_VERIFYS): Define.
11879 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
11880 enum ix86_builtins ordering.
11881 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
11882 for direct bdesc_* array member access instead of searching all the
11883 arrays until an fcode match is found.
11885 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
11887 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
11888 pattern as define_insn_and_split. Split insn before reload to
11890 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
11891 <shift_insn><mode>3_1.
11892 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
11893 <rotate_insn><mode>3_1.
11895 2016-08-16 David Malcolm <dmalcolm@redhat.com>
11898 * input.c (get_source_range_for_substring): Rename to...
11899 (get_source_location_for_substring): ...this, adding param
11900 "caret_idx", and converting output param from source_range * to
11902 (get_source_range_for_char): New function.
11903 (get_num_source_ranges_for_substring): Update comment to reflect
11905 (assert_char_at_range): Update to use get_source_range_for_char
11906 rather than get_source_range_for_substring.
11907 (test_lexer_string_locations_concatenation_2): Likewise.
11908 * substring-locations.h (get_source_range_for_substring): Rename
11910 (get_source_location_for_substring): ...this, and adding param
11911 "caret_idx", and converting output param from source_range * to
11914 2016-08-16 David Malcolm <dmalcolm@redhat.com>
11916 * input.c (class selftest::temp_source_file): Move to
11918 (selftest::temp_source_file::temp_source_file): Move to
11920 (selftest::temp_source_file::~temp_source_file): Likewise.
11921 * selftest.c (selftest::temp_source_file::temp_source_file): Move
11923 (selftest::temp_source_file::~temp_source_file): Likewise.
11924 * selftest.h (class selftest::temp_source_file): Move here from
11927 2016-08-16 Jakub Jelinek <jakub@redhat.com>
11930 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
11931 inlining, add cgraph edge for the added __builtin_unreachable call.
11933 PR middle-end/67485
11934 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
11935 only cast it to SHWI for the final comparison.
11937 2016-08-16 Martin Liska <mliska@suse.cz>
11939 PR gcov-profile/36412
11940 * doc/gcov.texi: Document --hash-filenames(-x).
11941 * gcov.c (print_usage): Add the option.
11942 (process_args): Process the option, sort options alphabetically.
11943 (md5sum_to_hex): New function.
11944 (make_gcov_file_name): Do the md5sum and append it to a
11947 2016-08-16 Bin Cheng <bin.cheng@arm.com>
11949 PR tree-optimization/69848
11950 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
11951 and swtich operands to avoid additional NOT instruction.
11952 (vcond<v_cmp_mixed><mode>): Ditto.
11953 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
11955 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
11957 * doc/install.texi (*-*-solaris2*): Adjust latest change.
11959 2016-08-16 Richard Biener <rguenther@suse.de>
11961 PR tree-optimization/76783
11962 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
11963 BB visited flags at start.
11965 2016-08-16 Bin Cheng <bin.cheng@arm.com>
11967 PR tree-optimization/72817
11968 PR tree-optimization/73450
11969 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
11970 multiple_of_p for adjusted IV.base.
11972 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
11975 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
11976 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
11977 for !flag_finite_math_only or flag_signed_zeros.
11978 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
11979 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
11980 depend on flag_finite_math_only.
11981 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
11983 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
11984 (*ieee_smin<mode>3): Ditto.
11985 (*ieee_smax<mode>3): Ditto.
11986 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
11987 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
11989 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
11990 depend on flag_finite_math_only.
11991 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
11992 (*mmx_<code>v2sf3): Remove.
11993 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
11994 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
11995 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
11997 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
11999 PR rtl-optimization/73650
12000 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
12001 it is not a simple move.
12003 2016-08-15 Martin Liska <mliska@suse.cz>
12006 * gcc.c (do_spec_1): Call save_string with the right size.
12007 (save_string): Do an assert about string we copy.
12009 2016-08-15 Richard Biener <rguenther@suse.de>
12011 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
12012 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
12014 (pass_data_stv): Likewise.
12016 2016-08-15 Richard Biener <rguenther@suse.de>
12018 PR tree-optimization/73434
12019 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
12020 TBAA info on the base when forwarding a non-invariant address.
12022 2016-08-15 Jakub Jelinek <jakub@redhat.com>
12024 * dwarf2out.c (struct checksum_attributes): Add
12025 at_string_length_bit_size and at_string_length_byte_size fields.
12026 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
12027 and DW_AT_string_length_byte_size.
12028 (die_checksum_ordered): Handle at_string_length_bit_size and
12029 at_string_length_byte_size.
12030 (gen_array_type_die): For dwarf_version >= 5 emit
12031 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12032 (adjust_string_types): For dwarf_version >= 5 remove
12033 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
12034 (resolve_addr): Likewise.
12037 * dwarf2out.c (string_types): New variable.
12038 (gen_array_type_die): Change early_dwarf handling of
12039 DW_AT_string_length, create DW_OP_call4 referencing the
12040 length var temporarily. Handle parameters that are pointers
12042 (adjust_string_types): New function.
12043 (gen_subprogram_die): Temporarily set string_types to local var,
12044 call adjust_string_types if needed.
12045 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
12047 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
12049 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
12051 * doc/install.texi (*-*-solaris2*): Fix version number and document
12052 requirement on GNU make for building libjava with the Solaris linker.
12054 2016-08-15 Martin Liska <mliska@suse.cz>
12055 Jakub Jelinek <jakub@redhat.com>
12057 PR tree-optimization/72824
12058 * tree-loop-distribution.c (const_with_all_bytes_same)
12059 <case VECTOR_CST>: Fix a typo.
12061 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
12064 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
12065 Renamed from _mm512_undefined_si512.
12066 (_mm_undefined_si512): New definition.
12068 2016-08-13 Richard Biener <rguenther@suse.de>
12070 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
12071 into PHIs and update the lattice for its def.
12073 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12076 * ubsan.c (instrument_si_overflow): Pass true instead of false
12078 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
12079 of bbs. Return TODO_cleanup_cfg if any returned true.
12081 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12083 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
12084 ISA 3.0 MTVSRDD instruction.
12085 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
12088 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
12090 PR tree-optimization/71083
12091 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
12092 bitfield access when possible.
12094 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
12096 PR middle-end/71654
12097 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
12098 sign-changing cast from a shorter unsigned type to a wider
12101 2016-08-12 Jakub Jelinek <jakub@redhat.com>
12103 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
12104 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
12105 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
12107 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12109 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
12110 Correct costs for vec_construct.
12112 2016-08-12 Bin Cheng <bin.cheng@arm.com>
12114 PR tree-optimization/69848
12115 * tree-vectorizer.h (enum vect_def_type): New condition reduction
12116 type CONST_COND_REDUCTION.
12117 * tree-vect-loop.c (vectorizable_reduction): Support new condition
12118 reudction type CONST_COND_REDUCTION.
12120 2016-08-12 Richard Biener <rguenther@suse.de>
12122 PR tree-optimization/57326
12123 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
12124 returning an SSA name.
12125 (phi_translate_1): When fully_constant_expression returns a NAME
12126 make sure we have a leader for it.
12128 2016-08-12 Martin Liska <mliska@suse.cz>
12129 Adam Fineman <afineman@afineman.com>
12131 * gcov.c (process_file): Create .gcov file when .gcda
12134 2016-08-12 Marek Polacek <polacek@redhat.com>
12137 * alias.c (find_base_value): Adjust fall through comment.
12138 * cfgexpand.c (expand_debug_expr): Likewise.
12139 * combine.c (find_split_point): Likewise.
12140 (expand_compound_operation): Likewise. Add FALLTHRU.
12141 (make_compound_operation): Adjust fall through comment.
12142 (canon_reg_for_combine): Add FALLTHRU.
12143 (force_to_mode): Adjust fall through comment.
12144 (simplify_shift_const_1): Likewise.
12145 (simplify_comparison): Likewise.
12146 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
12148 * config/aarch64/predicates.md: Likewise.
12149 * config/i386/i386.c (function_arg_advance_32): Likewise.
12150 (ix86_gimplify_va_arg): Likewise.
12151 (print_reg): Likewise.
12152 (ix86_print_operand): Likewise.
12153 (ix86_build_const_vector): Likewise.
12154 (ix86_expand_branch): Likewise.
12155 (ix86_sched_init_global): Adjust fall through comment.
12156 (ix86_expand_args_builtin): Add FALLTHRU.
12157 (ix86_expand_builtin): Likewise.
12158 (ix86_expand_vector_init_one_var): Likewise.
12159 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12160 (rs6000_adjust_cost): Likewise.
12161 (insn_must_be_first_in_group): Likewise.
12162 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
12163 * dbxout.c (dbxout_symbol): Adjust fall through comment.
12164 * df-scan.c (df_uses_record): Likewise.
12165 * dojump.c (do_jump): Add FALLTHRU.
12166 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
12168 (resolve_args_picking_1): Adjust fall through comment.
12169 (loc_list_from_tree_1): Likewise.
12170 * expmed.c (make_tree): Likewise.
12171 * expr.c (expand_expr_real_2): Add FALLTHRU.
12172 (expand_expr_real_1): Likewise. Adjust fall through comment.
12173 * fold-const.c (const_binop): Adjust fall through comment.
12174 (fold_truth_not_expr): Likewise.
12175 (fold_cond_expr_with_comparison): Add FALLTHRU.
12176 (fold_binary_loc): Likewise.
12177 (contains_label_1): Adjust fall through comment.
12178 (multiple_of_p): Likewise.
12179 * gcov-tool.c (process_args): Add FALLTHRU.
12180 * genattrtab.c (check_attr_test): Likewise.
12181 (write_test_expr): Likewise.
12182 * genconfig.c (walk_insn_part): Likewise.
12183 * genpreds.c (validate_exp): Adjust fall through comment.
12184 (needs_variable): Likewise.
12185 * gensupport.c (get_alternatives_number): Add FALLTHRU.
12186 (subst_dup): Likewise.
12187 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
12188 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
12189 (gimplify_scan_omp_clauses): Add FALLTHRU.
12190 (goa_stabilize_expr): Likewise.
12191 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
12193 * hsa-gen.c (get_address_from_value): Likewise.
12194 * ipa-icf.c (sem_function::hash_stmt): Likewise.
12195 * ira.c (ira_setup_alts): Add FALLTHRU.
12196 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
12198 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
12199 * opts.c (common_handle_option): Likewise.
12200 * read-rtl.c (read_rtx_code): Likewise.
12201 * real.c (round_for_format): Likewise.
12202 * recog.c (asm_operand_ok): Likewise.
12203 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12204 * reload1.c (set_label_offsets): Likewise.
12205 (eliminate_regs_1): Likewise.
12206 (reload_reg_reaches_end_p): Likewise.
12207 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12208 (rtx_cost): Likewise.
12209 * sched-rgn.c (is_exception_free): Likewise.
12210 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12211 * stor-layout.c (int_mode_for_mode): Likewise.
12212 * toplev.c (print_to_asm_out_file): Likewise.
12213 (print_to_stderr): Likewise.
12214 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12215 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12216 (chrec_fold_multiply): Likewise.
12217 (evolution_function_is_invariant_rec_p): Likewise.
12218 (for_each_scev_op): Likewise.
12219 * tree-data-ref.c (siv_subscript_p): Likewise.
12220 (get_references_in_stmt): Likewise.
12221 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12222 (substitute_in_expr): Likewise.
12223 (type_cache_hasher::equal): Likewise.
12224 (walk_type_fields): Likewise.
12225 * var-tracking.c (adjust_mems): Add FALLTHRU.
12226 (set_dv_changed): Adjust fall through comment.
12227 * varasm.c (default_function_section): Add FALLTHRU.
12229 2016-08-12 Marek Polacek <polacek@redhat.com>
12232 * tree-complex.c (expand_complex_division): Add missing break.
12234 2016-08-12 Richard Biener <rguenther@suse.de>
12236 * passes.c (execute_todo): Do not push/pop TV_TODO.
12237 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12238 (execute_one_pass): Likewise.
12239 * common.opt (ftime-report-details): New switch.
12240 * doc/invoke.texi (ftime-report-details): Document.
12241 * timevar.h (timer::print_row): Adjust signature.
12242 (timer::all_zero): New static helper.
12243 (timer::child_map_t): New typedef.
12244 (timer::time_var_def): Add children field.
12245 * timevar.c (timer::named_items::print): Adjust.
12246 (timer::~timer): Free timevar recorded children.
12247 (timer::pop_internal): When -ftime-report-details record
12248 time spent in sub-timevars.
12249 (timer::print_row): Adjust.
12250 (timer::print): Print sub-timevar stats, use all_zero.
12251 * timevar.def (TV_TODO): Remove.
12253 2016-08-12 Richard Biener <rguenther@suse.de>
12255 PR tree-optimization/72851
12256 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12257 worklists to use bitmaps indexed in execution order.
12258 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
12259 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
12260 (cfg_blocks): Make a bitmap.
12261 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
12263 (cfg_blocks_empty_p): Adjust.
12264 (cfg_blocks_add): Likewise.
12265 (cfg_blocks_get): Likewise.
12266 (add_ssa_edge): Likewise.
12267 (add_control_edge): Likewise.
12268 (simulate_stmt): Likewise.
12269 (process_ssa_edge_worklist): Likewise.
12270 (simulate_block): Likewise.
12271 (ssa_prop_init): Compute PRE order and stmt UIDs.
12272 (ssa_prop_fini): Adjust.
12273 (ssa_propagate): Adjust.
12275 2016-08-12 Richard Biener <rguenther@suse.de>
12277 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
12278 the currently executable edges have fixed ranges. Always
12279 go through update_value_range.
12281 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
12285 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
12286 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
12287 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
12288 (LANG_HOOKS_DECLS): Add it.
12289 * langhooks.h (struct lang_hooks_for_decls): Add
12290 function_decl_defaulted. Const_tree-ify
12291 function_decl_explicit_p and function_decl_deleted_p.
12292 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
12293 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
12294 also at strict DWARF v5.
12297 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
12298 TYPE_QUAL_CONST in reference-typed decls.
12301 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
12302 in DW_OP_pieces, just enough to handle pointers to member
12304 (gen_remaining_tmpl_value_param_die_attribute): Use a location
12305 expression on DWARFv5 if a constant value doesn't work.
12307 2016-08-11 David Malcolm <dmalcolm@redhat.com>
12309 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
12310 * selftest.c (selftest::test_assertions): New function.
12311 (selftest::selftest_c_tests): New function.
12312 * selftest.h (selftest::selftest_c_tests): New declaration.
12314 2016-08-11 Richard Biener <rguenther@suse.de>
12315 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12317 PR rtl-optimization/72855
12318 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
12320 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12323 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
12324 (vsx_store_<mode>): Likewise.
12326 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12328 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
12329 TImode CONST_WIDE_INT store.
12330 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
12332 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12334 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
12335 mode if unaligned SSE load and store are optimal.
12337 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12339 PR tree-optimization/71083
12340 * tree-predcom.c (ref_at_iteration): Correctly align the
12343 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12345 * config/s390/s390-builtin-types.def: Add INT128 types.
12346 * config/s390/s390-builtins.def: Add INT128 variants for the add
12347 sub low-level builtins dealing with TImode.
12348 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
12349 via subreg when expanding a builtin.
12350 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
12351 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
12353 * config/s390/vecintrin.h: Adjust builtin names accordingly.
12354 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
12355 ("vec_addc<mode>", "vec_addc_u128"): Merge to
12356 "vacc<bhfgq>_<mode>".
12357 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
12358 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
12359 ("vec_subc<mode>", "vec_subc_u128"): Merge to
12360 "vscbi<bhfgq>_<mode>".
12361 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
12362 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
12364 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12366 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
12368 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12370 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
12371 unused declaration.
12372 (vcond<v_cmp_mixed><mode>): Ditto.
12373 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12375 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12377 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
12378 variable explicitly, also assert on it before use.
12380 2016-08-11 Richard Biener <rguenther@suse.de>
12382 PR tree-optimization/72772
12383 * cfgloopmanip.c (create_preheader): Use split_edge if there
12384 is a single loop entry, avoiding degenerate PHIs.
12386 2016-08-11 Richard Biener <rguenther@suse.de>
12388 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
12389 unconditional TODO_cleanup_cfg.
12390 (pass_thread_jumps::execute): Initialize loops, perform a CFG
12391 cleanup only if we threaded a jump.
12393 2016-08-11 Alan Modra <amodra@gmail.com>
12396 * lra-constraints.c (simplify_operand_subreg): Allow subreg
12397 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
12398 slow. Emit two reloads for slow mem case, first loading in
12399 fast innermode, then converting to required mode.
12401 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
12403 * config/rs6000/altivec.h (vec_extract_exp): New macro.
12404 (vec_extract_sig): New macro.
12405 (vec_insert_exp): New macro.
12406 (vec_test_data_class): New macro.
12407 (scalar_extract_exp): New macro.
12408 (scalar_extract_sig): New macro.
12409 (scalar_insert_exp): New macro.
12410 (scalar_test_data_class): New macro.
12411 (scalar_test_neg): New macro.
12412 (scalar_cmp_exp_gt): New macro.
12413 (scalar_cmp_exp_lt): New macro.
12414 (scalar_cmp_exp_eq): New macro.
12415 (scalar_cmp_exp_unordered): New macro.
12416 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
12417 to enforce constraint that operand is a 7-bit unsigned literal.
12418 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
12419 for power9 built-ins.
12420 (BU_P9V_VSX_2): Likewise.
12421 (BU_P9V_64BIT_VSX_2): Likewise.
12422 (VSEEDP): Add scalar extract exponent support.
12423 (VSEESP): Add scalar extract signature support.
12424 (VSTDCNDP): Add scalar test negative support.
12425 (VSTDCNSP): Likewise.
12426 (VSIEDP): Add scalar insert exponent support.
12427 (VSCEDPGT): Add scalar compare exponent greater than support.
12428 (VSCEDPLT): Add scalar compare exponent less than support.
12429 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
12430 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
12431 (VSTDCDP): Add scalar test data class support.
12432 (VSTDCSP): Likewise.
12433 (VSEEDP): Add overload support for scalar extract exponent
12435 (VSESDP): Add overload support for scalar extract signature
12437 (VSTDCN): Add overload support for scalar test negative
12439 (VSTDCNDP): Add overload support for scalar test negative
12441 (VSTDCNSP): Add overload support for scalar test negative
12443 (VSIEDP): Add overload support for scalar insert exponent
12445 (VSTDC): Add overload support for scalar test data class
12447 (VSTDCDP): Add overload support for scalar test data class
12449 (VSTDCSP): Add overload support for scalar test data class
12451 (VSCEDPGT): Add overload support for scalar compare exponent
12452 greater than operation.
12453 (VSCEDPLT): Add overload support for scalar compare exponent
12454 less than operation.
12455 (VSCEDPEQ): Add overload support for scalar compare exponent
12456 test-for-equality operation.
12457 (VSCEDPUO): Add overload support for scalar compare exponent
12458 test-for-unordered operation.
12459 (VEEDP): Add vector extract exponent support.
12461 (VESDP): Add vector extract significand support.
12463 (VIEDP): Add vector insert exponent support.
12465 (VTDCDP): Add vector test data class support.
12466 (VTDCSP): Likewise.
12467 (VES): Add overload support for vector extract significand operation.
12470 (VEE): Add overload support for vector extract exponent operation.
12473 (VTDC): Add overload support for vector test data class operation.
12474 (VTDCDP): Likewise.
12475 (VTDCSP): Likewise.
12476 (VIE): Add overload support for vector insert exponent operation.
12479 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12480 overloaded binary floating point functions.
12481 (altivec_resolve_overloaded_builtin): Improve error messages to
12482 distinguish between functions not supported in the current
12483 compiler configuration and functions that were invoked with an
12484 invalid parameter combination, and include the built-in function
12485 name in both error messages.
12486 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
12488 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
12490 (rs6000_expand_binop_builtin): Add check to enforce that argument
12491 2 of the test data class operations is a 7-bit unsigned literal.
12492 (rs6000_invalid_builtin): Add code to issue an error message if a
12493 built-in function that requires the power9_vector and -m32
12494 command-line options is compiled without these options.
12495 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
12496 (UNSPEC_VSX_SXSIGDP): New value.
12497 (UNSPEC_VSX_SXSIGPDP): New value.
12498 (UNSPEC_VSX_SIEXPDP): New value.
12499 (UNSPEC_VSX_SCMPEXPDP): New value.
12500 (UNSPEC_VSX_STSTDC): New value.
12501 (UNSPEC_VSX_VXEXP): New value.
12502 (UNSPEC_VSX_VXSIG): New value.
12503 (UNSPEC_VSX_VIEXP): New value.
12504 (UNSPEC_VSX_VTSTDC): New value.
12505 (xsxexpdp): New insn for scalar extract exponent.
12506 (xsxsigdp): New insn for scalar extract significand.
12507 (xsiexpdp): New insn for scalar insert exponent.
12508 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
12509 (*xscmpexpdp): New insn for scalar compare exponents.
12510 (xststdc<Fvsx): New expansion for both single- and
12511 double-precision scalar test data class operations.
12512 (xststdcneg<Fvsx>): New expansion for both single- and
12513 double-precision scalar test for negative value operations.
12514 (*xststdc<Fvsx>): New insn for scalar test data class
12516 (xvxexp<VSs>): New insn for single- and double-precision
12517 vector extract exponent operation.
12518 (xvxsig<VSs>): New insn for single- and double-precision
12519 vector extract significand operation.
12520 (xviexp<VSs>): New insn for single- and double-precision
12521 vector insert exponent operation.
12522 (xvtstdc<VSs>): New insn for single- and double-precision
12523 vector test data class operation.
12524 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12525 built-in functions to represent the Power9 binary floating-point
12526 support instructions.
12528 2016-08-10 bin cheng <bin.cheng@arm.com>
12530 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
12532 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12533 Renlin Li <renlin.li@arm.com>
12534 Bin Cheng <bin.cheng@arm.com>
12536 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
12537 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
12538 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
12539 (aarch64_vcond_internal<mode><mode>): Delete pattern.
12540 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
12541 (vcond<v_cmp_result><mode>): Ditto.
12542 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
12543 (vcondu<mode><mode>): Ditto.
12544 (vcond<v_cmp_mixed><mode>): New pattern.
12545 (vcondu<mode><v_cmp_mixed>): New pattern.
12546 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
12547 of aarch64_vcond_internal.
12549 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12550 Renlin Li <renlin.li@arm.com>
12551 Bin Cheng <bin.cheng@arm.com>
12553 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
12554 (vec_cmp<mode><v_cmp_result>): New pattern.
12555 (vec_cmpu<mode><mode>): New pattern.
12556 (vcond_mask_<mode><v_cmp_result>): New pattern.
12558 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12560 PR tree-optimization/71734
12561 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
12562 REF_LOOP, invoke ref_indep_loop_p_1.
12563 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
12564 to ref_indep_loop_p.
12565 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
12566 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
12567 is inside LOOP, do not cache dpendence value for loops with
12569 (ref_indep_loop_p_2): Delete function.
12570 (can_sm_ref_p): Pass LOOP as additional argument to
12573 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
12576 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
12577 being an offsettable address.
12579 2016-08-10 Martin Liska <mliska@suse.cz>
12581 PR gcov-profile/58306
12582 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
12583 atomic variants of profile update functions.
12585 2016-08-10 Martin Liska <mliska@suse.cz>
12587 Cherry picked (and modified) from google-4_7 branch
12588 2012-12-26 Rong Xu <xur@google.com>
12589 * common.opt (fprofile-update): Add new flag.
12590 * coretypes.h: Define enum profile_update.
12591 * doc/invoke.texi: Document -fprofile-update.
12592 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
12593 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
12594 * tree-profile.c (gimple_init_edge_profiler): Generate
12595 also atomic profiler update.
12596 (gimple_gen_edge_profiler): Likewise.
12598 2016-08-10 David Malcolm <dmalcolm@redhat.com>
12600 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
12601 stack_usage_file to NULL after fclose calls.
12603 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12606 * reload.c (push_reload): Compute subreg_in_class for
12607 subregs of constants and plus expressions. Remove special
12608 handling of SYMBOL_REFs.
12610 2016-08-10 Alan Modra <amodra@gmail.com>
12613 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
12614 SImode for TARGET_E500_DOUBLE when given SImode.
12616 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
12618 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
12619 unused variable __O.
12621 2016-08-09 Martin Liska <mliska@suse.cz>
12623 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
12624 _gcov_reset to __gcov_reset.
12625 * doc/gcov-tool.texi: Fix typo.
12627 2016-08-09 Martin Liska <mliska@suse.cz>
12629 * value-prof.c (gimple_divmod_values_to_profile): Do not
12630 instrument MOD histogram if a value is not a SSA name.
12632 2016-08-09 Martin Liska <mliska@suse.cz>
12634 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
12637 2016-08-09 Renlin Li <renlin.li@arm.com>
12639 PR middle-end/64971
12640 * calls.c (prepare_call_address): Convert funexp to Pmode when
12642 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
12643 (sibcall_value): Likewise.
12645 2016-08-09 Marek Polacek <polacek@redhat.com>
12648 * cselib.c (cselib_expand_value_rtx_1): Add return.
12649 * gengtype.c (dbgprint_count_type_at): Likewise.
12650 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
12651 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
12653 2016-08-09 Martin Jambor <mjambor@suse.cz>
12656 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
12657 if instance is a MEM_REF.
12659 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
12662 * config/i386/i386.md (*movtf_internal): Use
12663 lra_in_progress || reload_completed instead of !can_create_pseudo_p
12664 in the insn constraint.
12665 (*movxf_internal): Ditto.
12666 (*movdf_internal): Ditto.
12667 (*movsf_internal): Ditto.
12669 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12671 PR tree-optimization/72772
12672 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
12675 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12677 PR tree-optimization/72772
12678 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
12680 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
12681 parameter STOP and update calls. Move expand_simple_operations
12682 function call from here...
12683 (simplify_using_initial_conditions): ...to here. Delete parameter
12685 (tree_simplify_using_condition): Delete parameter STOP.
12686 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
12687 simplify_using_initial_conditions.
12689 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
12692 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
12693 Use create_tmp_var_raw instead of create_tmp_var.
12695 2016-08-09 Richard Biener <rguenther@suse.de>
12697 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
12698 Treat same SSA names related.
12700 2016-08-09 Jakub Jelinek <jakub@redhat.com>
12702 PR tree-optimization/72824
12703 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
12704 real_zerop is not negative.
12706 2016-08-09 Richard Biener <rguenther@suse.de>
12708 PR tree-optimization/71802
12709 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
12710 all merge opportunities with the predecessor.
12712 2016-08-09 Richard Biener <rguenther@suse.de>
12715 * ipa-prop.c (ipa_modify_formal_parameters): Build
12716 parameter types with natural alignment also for the
12719 2016-08-08 Andi Kleen <ak@linux.intel.com>
12721 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
12723 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12726 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
12727 do-nothing langhook.
12728 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
12729 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
12730 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
12731 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
12733 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12736 * input.c: Ensure that HAVE_ICONV is defined.
12738 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12740 PR middle-end/72781
12741 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
12742 private vars for lastprivate and for linear iterator.
12744 PR middle-end/68762
12745 * omp-simd-clone.c: Include varasm.h.
12746 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
12747 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
12748 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
12749 update function name.
12751 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12753 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
12754 (avr_diagnose_devicespecs_error): Remove.
12755 (avr_devicespecs_file): Remove composing absolute path for specfile
12756 and its verbose info. Remove conditions to check specs-file,
12758 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12760 PR rtl-optimization/72821
12761 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
12762 just return false for them.
12764 2016-08-08 Alan Modra <amodra@gmail.com>
12767 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
12768 toc refs created during reload. Update function comment.
12770 2016-08-08 Alan Modra <amodra@gmail.com>
12773 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
12774 alternatives. Put loads first, then stores, and reg/reg moves
12775 within same class later. Delete attr length.
12777 2016-08-08 Alan Modra <amodra@gmail.com>
12780 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
12781 (mem_operand_ds_form): New predicate.
12782 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
12783 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
12784 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
12785 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
12786 (extendsfdf2_fpr): Replace o constraint with wY.
12788 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
12790 * tree-ssa-threadbackward.c: Include tree-inline.h
12791 (profitable_jump_thread_path): Use estimate_num_insns to estimate
12792 size of copied block; for cold paths reduce duplication.
12793 (find_jump_threads_backwards): Remove redundant tests.
12794 (pass_thread_jumps::gate): Enable for -Os.
12796 2016-08-07 Jakub Jelinek <jakub@redhat.com>
12799 * stor-layout.c (layout_decl): Fix up formatting.
12800 (relayout_decl): Allow DECL to be FIELD_DECL.
12802 2016-08-07 Alan Modra <amodra@gmail.com>
12804 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
12806 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12808 * data-streamer-in.c (streamer_read_wide_int): New.
12809 (streamer_read_widest_int): Renamed function.
12810 * data-streamer-out.c (streamer_write_wide_int): New
12811 (streamer_write_widest_int): Renamed function.
12812 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
12814 (input_cfg): Call renamed function.
12815 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
12817 (output_cfg): Call renamed function.
12818 * data-streamer.h: Add declarations.
12820 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12822 * tree-ssa-ccp.c (extend_mask): New param sgn.
12823 Remove ORing with wi::mask.
12824 (get_default_value): Adjust call to extend_mask to pass sign.
12825 (evaluate_stmt): Likewise.
12827 2016-08-06 Jakub Jelinek <jakub@redhat.com>
12829 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
12832 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12834 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
12835 transform if operand's type is pointer to function or method.
12837 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
12839 PR tree-optimization/18046
12840 * tree-ssa-threadedge.c: Include cfganal.h.
12841 (simplify_control_statement_condition): If simplifying a
12842 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
12843 with the dominating ASSERT_EXPR before handing it off to VRP.
12844 Mention that a CASE_LABEL_EXPR may be returned.
12845 (thread_around_empty_blocks): Adjust to handle
12846 simplify_control_statement_condition() returning a
12848 (thread_through_normal_block): Likewise.
12849 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
12850 a switch statement by trying to determine which case label
12853 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
12855 PR rtl-optimization/69847
12856 * lra-constraints.c (process_invariant_for_inheritance): Save
12857 pattern instead of src.
12858 (remove_inheritance_pseudos): Use the pattern. Add assert.
12860 2016-08-05 David Malcolm <dmalcolm@redhat.com>
12862 * input.c (string_concat::string_concat): New constructor.
12863 (string_concat_db::string_concat_db): New constructor.
12864 (string_concat_db::record_string_concatenation): New method.
12865 (string_concat_db::get_string_concatenation): New method.
12866 (string_concat_db::get_key_loc): New method.
12867 (class auto_cpp_string_vec): New class.
12868 (get_substring_ranges_for_loc): New function.
12869 (get_source_range_for_substring): New function.
12870 (get_num_source_ranges_for_substring): New function.
12871 (class selftest::lexer_test_options): New class.
12872 (struct selftest::lexer_test): New struct.
12873 (class selftest::ebcdic_execution_charset): New class.
12874 (selftest::ebcdic_execution_charset::s_singleton): New variable.
12875 (selftest::lexer_test::lexer_test): New constructor.
12876 (selftest::lexer_test::~lexer_test): New destructor.
12877 (selftest::lexer_test::get_token): New method.
12878 (selftest::assert_char_at_range): New function.
12879 (ASSERT_CHAR_AT_RANGE): New macro.
12880 (selftest::assert_num_substring_ranges): New function.
12881 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
12882 (selftest::assert_has_no_substring_ranges): New function.
12883 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
12884 (selftest::test_lexer_string_locations_simple): New function.
12885 (selftest::test_lexer_string_locations_ebcdic): New function.
12886 (selftest::test_lexer_string_locations_hex): New function.
12887 (selftest::test_lexer_string_locations_oct): New function.
12888 (selftest::test_lexer_string_locations_letter_escape_1): New function.
12889 (selftest::test_lexer_string_locations_letter_escape_2): New function.
12890 (selftest::test_lexer_string_locations_ucn4): New function.
12891 (selftest::test_lexer_string_locations_ucn8): New function.
12892 (selftest::uint32_from_big_endian): New function.
12893 (selftest::test_lexer_string_locations_wide_string): New function.
12894 (selftest::uint16_from_big_endian): New function.
12895 (selftest::test_lexer_string_locations_string16): New function.
12896 (selftest::test_lexer_string_locations_string32): New function.
12897 (selftest::test_lexer_string_locations_u8): New function.
12898 (selftest::test_lexer_string_locations_utf8_source): New function.
12899 (selftest::test_lexer_string_locations_concatenation_1): New
12901 (selftest::test_lexer_string_locations_concatenation_2): New
12903 (selftest::test_lexer_string_locations_concatenation_3): New
12905 (selftest::test_lexer_string_locations_macro): New function.
12906 (selftest::test_lexer_string_locations_stringified_macro_argument):
12908 (selftest::test_lexer_string_locations_non_string): New function.
12909 (selftest::test_lexer_string_locations_long_line): New function.
12910 (selftest::test_lexer_char_constants): New function.
12911 (selftest::input_c_tests): Call the new test functions once per
12912 case within the line_table test matrix.
12913 * input.h (struct string_concat): New struct.
12914 (struct location_hash): New struct.
12915 (class string_concat_db): New class.
12916 * substring-locations.h: New header.
12918 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
12920 PR tree-optimization/72810
12921 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
12922 the type of the case labels when truncating.
12924 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
12927 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
12928 (aarch64_fp16_ptr_type_node): Likewise.
12929 * config/aarch64/aarch64-simd-builtins.c
12930 (aarch64_fp16_ptr_type_node): Define.
12931 (aarch64_init_fp16_types): New, refactored out of...
12932 (aarch64_init_builtins): ...here, update to call
12933 aarch64_init_fp16_types.
12934 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
12936 (aapcs_vfp_sub_candidate): Likewise.
12938 2016-08-05 Martin Liska <mliska@suse.cz>
12939 Joshua Cranmer <Pidgeot18@gmail.com>
12941 * gcov.c (line_t::has_block): New function.
12942 (enum loop_type): New enum.
12943 (handle_cycle): New function.
12944 (unblock): Likewise.
12945 (circuit): Likewise.
12946 (get_cycles_count): Likewise.
12947 (accumulate_line_counts): Use new loop detection algorithm.
12949 2016-08-05 Martin Liska <mliska@suse.cz>
12951 * gcov.c (output_intermediate_file): Rename
12952 function_info::line_next to next_file_fn.
12953 (process_file): Likewise.
12954 (read_graph_file): Likewise.
12955 (accumulate_line_counts): Likewise.
12956 (output_lines): Likewise.
12958 2016-08-05 Richard Biener <rguenther@suse.de>
12960 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
12961 restriction on threading to a loop header.
12963 2016-08-05 Richard Biener <rguenther@suse.de>
12965 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
12966 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
12967 adjust loop info accordingly.
12969 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
12971 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
12972 before folding call to __builtin_constant_p with parameters to false.
12974 2016-08-05 Alan Modra <amodra@gmail.com>
12976 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
12977 code accidentally committed 2016-05-02 providing class when given
12980 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
12982 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
12983 the case label ranges that partially overlap with OP's value
12986 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
12989 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
12990 Cast builtin function result to __mmask16 instead of __mmask8.
12991 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
12992 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
12993 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
12995 2016-08-04 David Malcolm <dmalcolm@redhat.com>
12997 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
12998 (ASSERT_TRUE_AT): New macro.
12999 (ASSERT_FALSE): Reimplement in terms of...
13000 (ASSERT_FALSE_AT): New macro.
13001 (ASSERT_STREQ_AT): Fix typo in comment.
13003 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
13005 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
13006 labels are exhaustive, designate the label with the widest
13007 range to be the default label.
13009 2016-08-04 Andrew Pinski <apinski@cavium.com>
13011 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
13012 (thunderx_tunings): Use thunderx_vector_cost instead of
13013 generic_vector_cost.
13015 2016-08-04 Martin Liska <mliska@suse.cz>
13017 * gcov.c (main): Fix GNU coding style.
13018 (output_intermediate_file): Likewise.
13019 (process_file): Likewise.
13020 (generate_results): Likewise.
13021 (release_structures): Likewise.
13022 (create_file_names): Likewise.
13023 (find_source): Likewise.
13024 (read_graph_file): Likewise.
13025 (find_exception_blocks): Likewise.
13026 (canonicalize_name): Likewise.
13027 (make_gcov_file_name): Likewise.
13028 (mangle_name): Likewise.
13029 (accumulate_line_counts): Likewise.
13030 (output_branch_count): Likewise.
13031 (read_line): Likewise.
13033 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
13035 PR rtl-optimization/71779
13036 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
13037 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
13038 or if it was truncated.
13040 PR rtl-optimization/70903
13041 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
13043 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13045 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
13046 accessing SSA_NAME_PTR_INFO.
13048 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13051 * common/config/avr/avr-common.c (avr_option_optimization_table)
13052 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
13054 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
13057 * config/avr/avr.md: New pattern to work around do_store_flag
13058 generating shift instructions for bit extractions.
13060 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
13062 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
13064 (add_equivalence): Likewise.
13065 (get_value_range): Allocate value range with vrp_value_range_pool.
13066 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
13067 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
13069 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
13071 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
13072 the default for the rs6000 port.
13074 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
13076 PR middle-end/71876
13077 * calls.c (special_function_p): Remove special handling of
13078 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
13079 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
13080 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
13082 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
13084 PR middle-end/72778
13085 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
13086 Don't stop on regular insns.
13088 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
13090 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
13091 size to DImode boundary.
13092 (nvptx_propagate): Likewise.
13094 2016-08-03 Alan Modra <amodra@gmail.com>
13096 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
13097 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
13098 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
13099 from -mefficient-unaligned-vector. Note that this affects fp too.
13101 2016-08-03 Alan Modra <amodra@gmail.com>
13103 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
13106 2016-08-03 Alan Modra <amodra@gmail.com>
13108 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
13109 to a reg. Localize vars.
13111 2016-08-03 Alan Modra <amodra@gmail.com>
13113 * config/rs6000/rs6000.opt: Remove negatives from help strings
13116 2016-08-03 Alan Modra <amodra@gmail.com>
13118 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
13119 Delete duplicated code.
13121 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13123 PR middle-end/72778
13124 * lra-spills.c (regno_in_use_p): New.
13125 (lra_final_code_change): Use it.
13127 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
13129 PR rtl-optimization/69847
13130 * lra-int.h (struct lra-reg): Use restore_rtx instead of
13132 (lra_rtx_hash): New.
13133 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
13135 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
13136 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
13137 * lra-spills.c (lra_final_code_change): Don't delete insn when the
13138 next insn is USE with the same reg as the current insn source.
13139 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
13141 (lra_constraints_init): Call initiate_invariants.
13142 (lra_constraints_finish): Call finish_invariants.
13143 (struct invariant, invariant_t, invariant_ptr_t): New.
13144 (const_invariant_ptr_t, invariants, invariants_pool): New.
13145 (invariant_table, invariant_hash, invariant_eq_p): New.
13146 (insert_invariant, initiate_invariants, finish_invariants): New.
13147 (clear_invariants, invalid_invariant_regs): New.
13148 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
13149 instead of restore_regno.
13150 (invariant_p, process_invariant_for_inheritance): New.
13151 (inherit_in_ebb): Implement invariant inheritance.
13152 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
13153 (remove_inheritance_pseudos): Implement undoing invariant
13155 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
13156 instead of restore_regno.
13157 * lra-assigns.c (regno_live_length): New.
13158 (reload_pseudo_compare_func): Use regno_live_length.
13159 (assign_by_spills): Use restore_rtx instead of restore_regno.
13160 (lra_assign): Ditto. Initiate regno_live_length.
13162 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
13164 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
13165 __builtin_aarch64_fmindf.
13167 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13169 PR tree-optimization/34114
13170 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
13171 information for more control IVs.
13173 2016-08-02 Bin Cheng <bin.cheng@arm.com>
13175 PR tree-optimization/34114
13176 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
13177 PLUS_EXPR case. Handle SSA_NAME case.
13179 2016-08-02 Tamar Christina <tamar.christina@arm.com>
13181 * config/aarch64/aarch64-simd-builtins.def
13182 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
13183 (__builtin_aarch64_fmaxdf): Likewise.
13184 (__builtin_aarch64_smin_nandf): Likewise.
13185 (__builtin_aarch64_smax_nandf): Likewise.
13186 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
13187 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
13188 (<fmaxmin><mode>3): ...this.
13189 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
13190 (vminnm_f64): Likewise.
13191 (vmin_f64): Likewise.
13192 (vmax_f64): Likewise.
13193 * config/aarch64/iterators.md (FMAXMIN): Merge with...
13194 (FMAXMIN_UNS): ...this.
13195 (fmaxmin): Merged with
13196 (fmaxmin_op): ...this...
13197 (maxmin_uns_op): ...in to this.
13199 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13201 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13202 Add support for vec_extract on vector float, vector int, vector
13203 short, and vector char vector types.
13204 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13205 vector float, vector int, vector short, and vector char
13206 optimizations on 64-bit ISA 2.07 systems for both constant and
13207 variable element numbers.
13208 (rs6000_split_vec_extract_var): Likewise.
13209 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13210 Altivec registers on ISA 2.07 and above.
13211 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13212 which never was matched due to the split occuring before register
13213 allocation (and the code would not have worked on little endian
13214 systems if it did match). Allow extracts to go to the Altivec
13215 registers if ISA 2.07 (power8). Change from using "" around the
13216 C++ code to using {}'s.
13217 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13218 vec_extracts when the vector is in memory.
13219 (vsx_extract_v4sf_var): New insn to optimize vector float
13220 vec_extracts when the element number is variable on 64-bit ISA
13222 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13223 for 64-bit ISA 2.07 as well as ISA 3.0.
13224 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13225 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13226 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13227 optimize vector int, vector short, and vector char vec_extracts
13228 when the vector is in memory.
13229 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13230 optimize vector int, vector short, and vector char vec_extracts
13231 when the element number is variable.
13233 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13236 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13237 does not overlap with other symbol flags.
13239 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13241 * config/aarch64/aarch64.h (aarch64_frame):
13242 Remove padding0 and hardfp_offset. Add locals_offset,
13243 initial_adjust, callee_adjust, callee_offset and final_adjust.
13244 * config/aarch64/aarch64.c (aarch64_layout_frame):
13245 Remove unused padding0 and hardfp_offset initializations.
13246 Choose frame layout and set frame variables accordingly.
13247 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13248 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13249 (aarch64_pop_regs): Likewise.
13250 (aarch64_expand_prologue): Remove all decision code, just emit
13251 prolog according to frame variables.
13252 (aarch64_expand_epilogue): Remove all decision code, just emit
13253 epilog according to frame variables.
13254 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13256 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
13259 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
13260 fix_debug_reg_uses after changing source register mode to
13261 V1TImode if source register is undefined.
13263 2015-08-01 Alan Hayward <alan.hayward@arm.com>
13265 PR tree-optimization/71818
13266 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
13267 with non invariant evolutions
13269 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13272 * config/avr/avr.md (length) [branch]: Correct insn length
13273 attribute for forward branches.
13275 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13277 * doc/extend.texi (AVR Built-in Functions): Document
13278 __builtin_avr_nops.
13279 * config/avr/builtins.def (NOPS): New.
13280 * config/avr/avr.c (avr_expand_nops): New static function.
13281 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
13283 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13285 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
13286 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
13289 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
13291 * config/aarch64/aarch64.c (vulcan_tunings): Update
13292 vulcan L1 cache_line_size.
13294 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13296 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
13297 function that takes a vector memory address, a hard register, an
13298 element number and a temporary base register, and recreates an
13299 address that points to the appropriate element within the vector.
13300 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
13301 (rs6000_split_vec_extract_var): Add support for the target of a
13302 vec_extract with variable element number being a scalar memory
13304 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
13306 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
13307 vsx_extract_<mode>_load insn with a new insn that optimizes
13308 storing either element to a memory location, using scratch
13309 registers to pick apart the vector and reconstruct the address.
13310 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
13311 (vsx_extract_<mode>_store): Rework alternatives to more correctly
13312 support Altivec registers. Add support for ISA 3.0 Altivec d-form
13314 (vsx_extract_<mode>_var): Add support for extracting a variable
13315 element number from memory.
13317 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13319 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
13320 when testing for compares against constants of the form 0xabab.
13322 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13324 PR tree-optimization/57558
13325 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
13327 (vect_loop_versioning): Support versioning with niter assumptions.
13328 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
13329 (vect_get_loop_niters): New parameter. Reimplement to support
13330 assumptions in loop niter info.
13331 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
13332 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
13333 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
13334 Support loop versioning for niters.
13335 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
13336 (vect_free_loop_info_assumptions): New function.
13337 (vectorize_loops): Free loop niter info for loops with flag
13338 LOOP_F_ASSUMPTIONS set if vectorization failed.
13339 * tree-vectorizer.h (struct _loop_vec_info): New field
13340 num_iters_assumptions.
13341 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
13342 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
13343 (LOOP_REQUIRES_VERSIONING): New macro.
13344 (vect_free_loop_info_assumptions): New decl.
13346 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13348 * cfgloop.h (struct loop): New field constraints.
13349 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
13350 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
13352 * cfgloop.c (alloc_loop): Initialize new field.
13353 * cfgloopmanip.c (copy_loop_info): Copy constraints.
13354 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
13355 Adjust niter analysis wrto loop constraints.
13356 * doc/loop.texi (@node Number of iterations): Add description for loop
13359 2016-07-29 Marek Polacek <polacek@redhat.com>
13362 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
13363 (ix86_expand_round_builtin): Likewise.
13365 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
13366 Georg-Johann Lay <avr@gjlay.de>
13368 PR rtl-optimization/71976
13369 * combine.c (get_last_value): Return 0 if the argument for which
13370 the function is called has a wider mode than the recorded value.
13372 2016-07-29 Marek Polacek <polacek@redhat.com>
13375 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
13376 (altivec_expand_st_builtin): Likewise.
13378 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13380 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
13381 introduced in r238381.
13383 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
13385 PR middle-end/68217
13386 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
13387 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
13389 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
13391 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
13393 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13394 Add support for vec_extract of vector double or vector long having
13395 a variable element number on 64-bit ISA 2.07 systems or newer.
13396 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
13398 (rs6000_split_vec_extract_var): New function to split a
13399 vec_extract built-in function with variable element number.
13400 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
13402 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
13403 (UNSPEC_VSX_EXTRACT): Likewise.
13404 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
13405 direct move instructions to be generated on 64-bit ISA 2.07
13406 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
13408 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
13409 arguments for vec_extract variable element.
13410 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
13411 vec_extract with variable element on V2DFmode and V2DImode
13413 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
13414 -mupper-regs-df requirement, since it isn't needed.
13415 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
13416 do direct moves on 64-bit systems, which allows optimization of
13417 vec_extract on 64-bit ISA 2.07 systems and newer.
13419 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13420 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13422 * config/aarch64/aarch64.md
13423 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
13424 statement and type.
13425 (<optab>qihi2_aarch64): Likewise, and split into two.
13426 (extendqihi2_aarch64): New.
13427 (zero_extendqihi2_aarch64): New.
13428 * config/aarch64/iterators.md (ldrxt): Remove.
13429 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
13432 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13434 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
13436 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13438 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
13439 (aarch64_push_reg): New function to push 1 or 2 registers.
13440 (aarch64_pop_reg): New function to pop 1 or 2 registers.
13441 (aarch64_expand_prologue): Use aarch64_push_regs.
13442 (aarch64_expand_epilogue): Use aarch64_pop_regs.
13444 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
13446 PR tree-optimization/71734
13447 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
13448 attribute instead of REF_LOOP and use it.
13449 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
13450 set it for Loops having non-zero safelen attribute.
13451 (ref_indep_loop_p): Pass zero as initial value for safelen.
13453 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
13455 PR middle-end/72657
13457 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
13458 call using chkp_gimple_call_builtin_p.
13459 (chkp_copy_bounds_for_assign): Likewise.
13461 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13463 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
13464 * config/arm/arm-protos.h (struct tune_params): Likewise.
13465 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
13466 (cortex_a9_sched_adjust_cost): Likewise.
13467 (fa726te_sched_adjust_cost): Likewise.
13468 (arm_adjust_cost): Likewise.
13469 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
13470 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
13471 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
13472 * config/i386/i386.c (ix86_adjust_cost): Likewise.
13473 * config/ia64/ia64.c: Likewise.
13474 * config/m68k/m68k.c: Likewise.
13475 * config/mep/mep.c (mep_adjust_cost): Likewise.
13476 * config/microblaze/microblaze.c (microblaze_adjust_cost):
13478 * config/mips/mips.c (mips_adjust_cost): Likewise.
13479 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
13481 * config/pa/pa.c (pa_adjust_cost): Likewise.
13482 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
13483 (rs6000_debug_adjust_cost): Likewise.
13484 * config/sh/sh.c (sh_adjust_cost): Likewise.
13485 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
13486 (hypersparc_adjust_cost): Likewise.
13487 (sparc_adjust_cost): Likewise.
13488 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
13489 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
13490 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
13492 * config/visium/visium.c (visium_adjust_cost): Likewise.
13493 * doc/tm.texi: Regenerate.
13494 * haifa-sched.c (dep_cost_1): Adjust.
13495 * target.def: Merge adjust_cost and adjust_cost_2.
13497 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13499 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
13501 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13503 * store-motion.c (struct st_expr): Make pattern_regs a vector.
13504 (extract_mentioned_regs): Append to a vector instead of
13505 returning a rtx_expr_list.
13506 (st_expr_entry): Adjust.
13507 (free_st_expr_entry): Likewise.
13508 (store_ops_ok): Likewise.
13509 (store_killed_in_insn): Likewise.
13510 (find_moveable_store): Likewise.
13512 2016-07-28 Martin Liska <mliska@suse.cz>
13514 PR gcov-profile/68025
13515 * tree-profile.c (tree_profiling): Respect
13516 no_profile_instrument_function attribute.
13517 * doc/extend.texi: Document no_profile_instrument_function
13520 2016-07-28 Martin Liska <mliska@suse.cz>
13522 PR rtl-optimization/70944
13523 * combine.c (make_compound_operation):
13524 Do not allow make_compound_operation for vector mode
13526 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
13528 PR middle-end/71994
13529 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
13530 before calling get_ops.
13532 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
13534 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
13535 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
13536 (BITS_PER_UNIT_LOG): Remove.
13537 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
13538 * expr.c (expand_assignment): Likewise.
13539 * stor-layout.c (initialize_sizetypes): Likewise.
13541 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
13543 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
13544 signature of rs6000_expand_vector_extract so that the element
13545 number is a RTX instead of a constant integer.
13546 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
13548 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
13549 (altivec_expand_vec_ext_builtin): Likewise.
13550 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
13551 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
13552 MFVSRLD instruction.
13554 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13556 * input.c (get_pure_location): Move here from tree.c.
13557 (make_location): Likewise. Add header comment.
13558 (selftest::test_accessing_ordinary_linemaps): Verify
13559 pure_location_p, make_location, get_location_from_adhoc_loc and
13560 get_range_from_loc.
13561 * input.h (get_pure_location): Move declaration here from tree.h.
13562 (get_finish): Likewise for inline function.
13563 (make_location): Likewise for declaration.
13564 * tree.c (get_pure_location): Move to input.c.
13565 (make_location): Likewise.
13566 * tree.h (get_pure_location): Move declaration to tree.h.
13567 (get_finish): Likewise for inline function.
13568 (make_location): Likewise for declaration.
13570 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13572 PR middle-end/71078
13573 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
13575 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13577 * system.h (STATIC_ASSERT): Use static_assert if building
13578 with C++11 onwards.
13580 2016-07-27 Richard Biener <rguenther@suse.de>
13582 PR tree-optimization/72517
13583 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
13584 Revert change to not compute read-read dependences.
13586 2016-07-27 Richard Biener <rguenther@suse.de>
13588 * predict.c (set_even_probabilities): Make nedges unsigned.
13590 2016-07-27 Martin Liska <mliska@suse.cz>
13592 * predict.c (set_even_probabilities): Handle unlikely edges.
13593 (combine_predictions_for_bb): Likewise.
13595 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13598 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
13599 __float128 support when we don't have hardware support, so that
13600 the IEEE built-in functions like isgreater, first call __unordkf3
13601 to make sure neither operand is a NaN, and if both operands are
13602 ordered, do the normal comparison.
13604 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13606 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
13608 (extract_code_and_val_from_cond_with_ops): Verify that name is
13609 either cond_op0 or cond_op1.
13611 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13613 PR tree-optimization/18046
13614 * genmodes.c (emit_mode_size_inline): Emit an assert that
13615 verifies that mode is a valid array index.
13616 (emit_mode_nuinits_inline): Likewise.
13617 (emit_mode_inner_inline): Likewise.
13618 (emit_mode_unit_size_inline): Likewise.
13619 (emit_mode_unit_precision_inline): Likewise.
13620 * tree-vrp.c: Include params.h.
13621 (find_switch_asserts): Register edge assertions for the default
13622 label which correspond to the anti-ranges of each case label.
13623 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
13624 * doc/invoke.texi: Document it.
13626 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13628 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
13629 and unnecessary call to gimple_bb.
13631 2016-07-26 Richard Biener <rguenther@suse.de>
13633 PR rtl-optimization/71984
13634 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
13637 2016-07-26 Richard Biener <rguenther@suse.de>
13639 PR middle-end/72517
13640 * expmed.c (extract_bit_field_1): Constrain the vector mode
13641 with element size matching the extraction mode size when
13642 choosing a better vector mode to do the extraction from.
13644 2016-07-26 Richard Biener <rguenther@suse.de>
13645 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13647 PR middle-end/70920
13648 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
13651 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13653 * tree-ssa-structalias.c (struct scc_info): Change types of
13654 members to auto_sbitmap and auto_vec.
13655 (scc_info::scc_info): New constructor.
13656 (scc_info::~scc_info): New destructor.
13657 (init_scc_info): Remove.
13658 (free_scc_info): Remove.
13659 (find_indirect_cycles): Adjust.
13660 (perform_var_substitution): Likewise.
13661 (free_var_substitution_info): Likewise.
13663 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13665 * tree-outof-ssa.c (struct elim_graph): Change type of members
13666 to auto_vec and auto_sbitmap.
13667 (elim_graph::elim_graph): New constructor.
13668 (delete_elim_graph): Remove.
13669 (expand_phi_nodes): Adjust.
13671 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13673 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
13674 (new_elim_graph): Adjust.
13675 (clear_elim_graph): Likewise.
13676 (delete_elim_graph): Likewise.
13677 (elim_graph_size): Likewise.
13678 (elim_graph_add_node): Likewise.
13679 (elim_graph_add_edge): Likewise.
13680 (elim_graph_remove_succ_edge): Likewise.
13681 (eliminate_name): Likewise.
13682 (eliminate_build): Likewise.
13683 (elim_forward): Likewise.
13684 (elim_unvisited_predecessor): Likewise.
13685 (elim_backward): Likewise.
13686 (elim_create): Likewise.
13687 (eliminate_phi): Likewise.
13688 (expand_phi_nodes): Likewise.
13690 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13692 * bt-load.c (compute_out): Use auto_sbitmap class.
13693 (link_btr_uses): Likewise.
13694 * cfganal.c (mark_dfs_back_edges): Likewise.
13695 (post_order_compute): Likewise.
13696 (inverted_post_order_compute): Likewise.
13697 (pre_and_rev_post_order_compute_fn): Likewise.
13698 (single_pred_before_succ_order): Likewise.
13699 * cfgexpand.c (pass_expand::execute): Likewise.
13700 * cfgloop.c (verify_loop_structure): Likewise.
13701 * cfgloopmanip.c (fix_bb_placements): Likewise.
13702 (remove_path): Likewise.
13703 (update_dominators_in_loop): Likewise.
13704 * cfgrtl.c (break_superblocks): Likewise.
13705 * ddg.c (check_sccs): Likewise.
13706 (create_ddg_all_sccs): Likewise.
13707 * df-core.c (df_worklist_dataflow): Likewise.
13708 * dse.c (dse_step3): Likewise.
13709 * except.c (eh_region_outermost): Likewise.
13710 * function.c (thread_prologue_and_epilogue_insns): Likewise.
13711 * gcse.c (prune_expressions): Likewise.
13712 (prune_insertions_deletions): Likewise.
13713 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
13714 * graph.c (draw_cfg_nodes_no_loops): Likewise.
13715 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
13716 * lcm.c (compute_earliest): Likewise.
13717 (compute_farthest): Likewise.
13718 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
13719 (unroll_loop_runtime_iterations): Likewise.
13720 (unroll_loop_stupid): Likewise.
13721 * lower-subreg.c (decompose_multiword_subregs): Likewise.
13722 * lra-lives.c: Likewise.
13723 * lra.c (lra): Likewise.
13724 * modulo-sched.c (schedule_reg_moves): Likewise.
13725 (optimize_sc): Likewise.
13726 (get_sched_window): Likewise.
13727 (sms_schedule_by_order): Likewise.
13728 (check_nodes_order): Likewise.
13729 (order_nodes_of_sccs): Likewise.
13730 (order_nodes_in_scc): Likewise.
13731 * recog.c (split_all_insns): Likewise.
13732 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
13733 * reload1.c (reload): Likewise.
13734 * sched-rgn.c (haifa_find_rgns): Likewise.
13735 (split_edges): Likewise.
13736 (compute_trg_info): Likewise.
13737 * sel-sched.c (init_seqno): Likewise.
13738 * store-motion.c (remove_reachable_equiv_notes): Likewise.
13739 * tree-into-ssa.c (update_ssa): Likewise.
13740 * tree-ssa-live.c (live_worklist): Likewise.
13741 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
13742 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13744 (try_peel_loop): Likewise.
13745 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13747 * tree-ssa-pre.c (compute_antic): Likewise.
13748 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
13749 * tree-stdarg.c (reachable_at_most_once): Likewise.
13750 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
13751 * var-tracking.c (vt_find_locations): Likewise.
13753 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13755 * sbitmap.h (auto_sbitmap): New class.
13757 2016-07-26 Alan Modra <amodra@gmail.com>
13760 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
13763 2016-07-25 David Malcolm <dmalcolm@redhat.com>
13765 * input.c (selftest::temp_source_file::temp_source_file): Fix
13766 missing "%s" in fprintf.
13768 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
13770 PR middle-end/71732
13771 * cselib.c (cselib_process_insn): Invalidate argument slots for
13774 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13776 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
13777 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
13778 vmulxh_lane_f16, vmulxh_laneq_f16): New.
13780 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13782 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13783 * config/aarch64/aarch64.md (fma, fnma): Support HF.
13784 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
13786 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13788 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13789 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
13791 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
13792 (add<mode>3): Likewise.
13793 (sub<mode>3): Likewise.
13794 (mul<mode>3): Likewise.
13795 (div<mode>3): Likewise.
13796 (*div<mode>3): Likewise.
13797 (<fmaxmin><mode>3): Extend to HF.
13798 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
13799 (fabd<mode>3): Likewise.
13800 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
13801 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
13802 (aarch64_fmulx<mode>): Likewise.
13803 (aarch64_fac<optab><mode>): Likewise.
13804 (aarch64_frecps<mode>): Likewise.
13805 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
13806 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
13807 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
13808 (VSDQ_HSDI): Support HI.
13809 (fcvt_target, FCVT_TARGET): Likewise.
13810 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
13811 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
13812 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
13813 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
13814 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
13815 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
13816 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
13817 vrsqrtsh_f16): New.
13819 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13821 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
13822 * config/aarch64/aarch64-builtins.c (hi_UP): New.
13823 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13824 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
13826 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
13827 (aarch64_cm<optab><mode>): Likewise.
13828 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
13829 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
13830 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
13831 (sqrt<mode>2): Likewise.
13832 (*sqrt<mode>2): Likewise.
13833 (abs<mode>2): Likewise.
13834 (<optab><mode>hf2): New pattern for HF mode.
13835 (<optab>hihf2): Likewise.
13836 * config/aarch64/arm_neon.h: Include arm_fp16.h.
13837 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
13838 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
13840 * config/aarch64/arm_fp16.h: New file.
13841 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
13842 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
13843 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
13844 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
13845 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
13846 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
13847 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
13848 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
13849 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
13850 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
13851 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
13852 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
13855 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13857 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
13858 reduc_smin_scal_): Use VDQIF_F16.
13859 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
13860 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
13862 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
13863 * config/aarch64/iterators.md (VDQIF_F16): New.
13864 (vp): Support HF modes.
13865 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
13866 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
13868 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13870 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
13871 "*aarch64_mulx_elt_from_dup<mode>".
13872 (*aarch64_mul3_elt<mode>): Update schedule type.
13873 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
13874 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
13875 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
13876 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
13877 (f, fp): Support HF modes.
13878 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
13879 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
13880 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
13881 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
13882 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
13883 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
13885 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13887 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13888 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
13890 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
13893 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13895 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13896 * config/aarch64/aarch64-simd.md
13897 (aarch64_rsqrts<mode>): Extend to HF modes.
13898 (fabd<mode>3): Likewise.
13899 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
13900 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
13901 (aarch64_<maxmin_uns>p<mode>): Likewise.
13902 (<su><maxmin><mode>3): Likewise.
13903 (<maxmin_uns><mode>3): Likewise.
13904 (<fmaxmin><mode>3): Likewise.
13905 (aarch64_faddp<mode>): Likewise.
13906 (aarch64_fmulx<mode>): Likewise.
13907 (aarch64_frecps<mode>): Likewise.
13908 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
13909 (add<mode>3): Extend to HF modes.
13910 (sub<mode>3): Likewise.
13911 (mul<mode>3): Likewise.
13912 (div<mode>3): Likewise.
13913 (*div<mode>3): Likewise.
13914 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
13916 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
13917 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
13918 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
13919 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
13920 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
13921 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
13922 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
13923 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
13924 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
13925 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
13926 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
13927 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
13928 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
13929 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
13931 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13933 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
13934 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13935 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
13936 (neg<mode>2): Likewise.
13937 (abs<mode>2): Likewise.
13938 (<frint_pattern><mode>2): Likewise.
13939 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
13940 (<optab><VDQF:mode><fcvt_target>2): Likewise.
13941 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
13942 (ftrunc<VDQF:mode>2): Likewise.
13943 (<optab><fcvt_target><VDQF:mode>2): Likewise.
13944 (sqrt<mode>2): Likewise.
13945 (*sqrt<mode>2): Likewise.
13946 (aarch64_frecpe<mode>): Likewise.
13947 (aarch64_cm<optab><mode>): Likewise.
13948 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
13950 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
13951 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
13953 * config/aarch64/arm_neon.h (vdup_n_f16): New.
13954 (vdupq_n_f16): Likewise.
13955 (vld1_dup_f16): Use vdup_n_f16.
13956 (vld1q_dup_f16): Use vdupq_n_f16.
13957 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
13958 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
13959 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
13960 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
13961 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
13962 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
13963 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
13964 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
13965 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
13966 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
13967 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
13968 vsqrt_f16, vsqrtq_f16): New.
13970 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13972 * config/aarch64/aarch64-simd.md
13973 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
13974 (aarch64_ext<mode>): Likewise.
13975 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
13976 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
13977 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
13979 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
13981 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
13982 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
13983 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
13984 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
13985 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
13986 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
13987 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
13989 (vmov_n_f16): Reimplement using vdup_n_f16.
13990 (vmovq_n_f16): Reimplement using vdupq_n_f16..
13992 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13994 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
13995 "frame_related_p". Generate CFA annotation when it's necessary.
13996 (aarch64_expand_prologue): Use aarch64_add_constant.
13997 (aarch64_expand_epilogue): Likewise.
13998 (aarch64_output_mi_thunk): Pass "false" when calling
13999 aarch64_add_constant.
14001 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14003 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
14006 2016-07-25 Jiong Wang <jiong.wang@arm.com>
14008 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
14009 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
14010 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
14011 (aarch64_build_constant): Delete.
14013 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
14016 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14018 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14019 flag_toplevel_reorder.
14021 2016-07-25 Richard Biener <rguenther@suse.de>
14023 * cgraph.c (cgraph_node::verify_node): Compare against builtin
14024 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
14025 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
14026 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
14027 (streamer_get_builtin_tree): Likewise.
14028 (streamer_write_builtin): Likewise.
14029 * lto-streamer.h (LTO_builtin_decl): Remove.
14030 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
14031 (lto_input_scc): Remove LTO_builtin_decl handling.
14032 (lto_input_tree_1): Liekwise.
14033 * lto-streamer-out.c (lto_output_tree_1): Remove special
14034 handling of builtins.
14035 (DFS::DFS): Likewise.
14036 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
14037 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
14039 (streamer_write_builtin): Remove.
14041 2016-07-25 Martin Liska <mliska@suse.cz>
14043 * lto-cgraph.c (input_symtab): Don't call get_working_sets
14044 if flag_auto_profile is set to true.
14046 2016-07-25 Martin Liska <mliska@suse.cz>
14048 PR gcov-profile/71868
14049 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
14050 have a function with multiple latches, count them all.
14052 2016-07-25 Martin Liska <mliska@suse.cz>
14054 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
14056 2016-07-25 Martin Liska <mliska@suse.cz>
14058 PR tree-optimization/71987
14059 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
14060 just for SSA_NAMEs. Fix GNU coding style.
14062 2016-07-25 Martin Liska <mliska@suse.cz>
14064 PR gcov-profile/64874
14065 * gcov-io.h: Update command about file format.
14066 * gcov-iov.c (main): Adapt the numbering scheme.
14068 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14070 PR middle-end/66726
14071 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
14072 whose result is used in PHI.
14073 (final_range_test_p): Likewise.
14074 (maybe_optimize_range_tests): Likewise.
14076 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14078 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14079 Reformat two multi-line strings.
14081 2016-07-22 Martin Sebor <msebor@redhat.com>
14083 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
14085 2016-07-22 Martin Sebor <msebor@redhat.com>
14088 * doc/extend.texi (Compound Literals): Correct and clarify.
14089 (Cast to Union): Same.
14091 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
14093 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
14094 comments to explain why certain error messages make mention of
14095 undocumented options.
14096 (rs6000_invalid_builtin): Change error messages to replace mention
14097 of undocumented options with mention of the -mcpu=power9 option
14098 that enables those undocumented options.
14099 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
14100 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
14101 definition of this macro to correct an existing error.
14102 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
14103 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
14104 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
14105 descriptions of built-in functions so that they depend on
14106 -mcpu=power9 instead of on the corresponding undocumented flags.
14107 * doc/invoke.texi (Option Summary): Remove all mention of newly
14108 undocumented flags.
14109 (IBM RS/6000 and PowerPC Options): Likewise.
14110 * doc/md.texi (Constraints for Particuliar Machines): Remove all
14111 mention of newly undocumented flags.
14113 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
14115 * ipa-cp.c (determine_versionability): Do not create constprop clones,
14116 when target_clones attribute is set.
14118 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14120 * common.opt (funsafe-loop-optimizations): Mark ignore.
14121 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
14122 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
14124 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
14125 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
14127 2016-07-22 Bin Cheng <bin.cheng@arm.com>
14129 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14131 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14133 (number_of_iterations_exit): Warn missed loop optimization for
14134 possible infinite loops.
14136 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
14139 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
14140 when to emit a ".machine" pseudo-op.
14142 2016-07-22 Martin Liska <mliska@suse.cz>
14144 PR gcov-profile/69028
14145 PR gcov-profile/62047
14146 * coverage.c (coverage_compute_lineno_checksum): Do not
14147 calculate checksum for fns w/o xloc.file.
14148 (coverage_compute_profile_id): Likewise.
14150 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
14152 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
14153 (avr_secondary_reload): ...and implementation.
14154 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
14155 * config/avr/avr.md (reload_in<mode>): Remove insns.
14156 (adjust_len) [lpm]: Remove insn attribute value.
14157 * config/avr/predicates.md (flash_operand): Remove insn predicate.
14159 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14161 PR middle-end/71876
14162 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
14164 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
14165 * calls.c (special_function_p): Remove the special handling of the
14166 "__builtin_" prefix.
14168 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14170 PR middle-end/71876
14171 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
14172 if STMT may be an alloca call.
14173 (gimple_alloca_call_p, alloca_call_p): Return only true for the
14174 builtin alloca call.
14175 * calls.h (gimple_maybe_alloca_call_p): New function.
14176 * tree-inline.c (inline_forbidden_p_stmt): Use
14177 gimple_maybe_alloca_call_p here.
14179 2016-07-21 David Malcolm <dmalcolm@redhat.com>
14181 * spellcheck-tree.c (best_macro_match::best_macro_match):
14182 Explictly specify the template arguments when invoking the base
14183 class constructor, to help older C++ compilers.
14185 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14188 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
14189 before builtin_decl_implicit.
14191 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14193 * optabs.c (emit_condiitonal_move): Short circuit for identical
14196 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14198 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
14199 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
14200 (noce_conversion_profitable_p): New.
14201 (noce_try_store_flag_constants): Use it.
14202 (noce_try_addcc): Likewise.
14203 (noce_try_store_flag_mask): Likewise.
14204 (noce_try_cmove): Likewise.
14205 (noce_try_cmove_arith): Likewise.
14206 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14208 (noce_convert_multiple_sets): Move cost model to here, from...
14209 (bb_ok_for_noce_convert_multiple_sets) ...here.
14210 (noce_process_if_block): Update calls for above changes.
14211 (noce_find_if_block): Record new noce_if_info parameters.
14213 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14215 * target.def (max_noce_ifcvt_seq_cost): New.
14216 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14217 * doc/tm.texi: Regenerate.
14218 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14219 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14220 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14221 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14222 * doc/invoke.texi: Document new params.
14224 2016-07-21 Richard Biener <rguenther@suse.de>
14226 PR tree-optimization/71947
14227 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14228 ranges have useful limit_vr information.
14230 2016-07-21 Richard Biener <rguenther@suse.de>
14232 * function-tests.c (build_trivial_generic_function): Set
14233 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14234 * omp-low.c (create_omp_child_function): Likewise.
14235 (grid_expand_target_grid_body): Likewise.
14236 * cgraphunit.c (init_lowered_empty_function): Likewise.
14237 (cgraph_node::expand_thunk): Likewise.
14238 * tree-parloops.c (create_loop_fn): Likewise.
14239 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14241 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14243 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14246 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14248 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14249 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14250 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14251 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14252 values for insn attribute.
14253 * config/avr/avr.c (avr_out_insert_notbit): New function.
14254 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14255 ADJUST_LEN_INSV_NOTBIT_0/_7.
14256 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14258 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14260 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
14261 (chrec_convert_1, chrec_convert): Ditto.
14262 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
14263 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
14264 * tree-vrp.c (adjust_range_with_scev): Ditto.
14265 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
14266 (scev_var_range_cant_overflow): New function.
14267 (scev_probably_wraps_p): New parameter. Call above function.
14268 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
14270 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14272 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
14273 by removing computation of may_be_zero.
14275 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14277 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
14279 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
14281 Improving concepts performance and diagnostics.
14282 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
14283 for constraint satisfaction and subsumption.
14284 * timevar.h (auto_timevar): New constructor that matches the push/pop
14285 pattern of usage in pt.c.
14287 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14289 * hwint.h (HOST_WIDE_INT_0): New define.
14290 (HOST_WIDE_INT_0U): Ditto.
14291 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
14292 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
14293 * simplify-rtx.c: Ditto.
14294 * tree-object-size.c: Ditto.
14296 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14298 * config/s390/s390.c (s390_encode_section_info): Remove mode size
14301 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14303 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
14304 * combine.c: Use HOST_WIDE_INT_M1U instead of
14305 ~(unsigned HOST_WIDE_INT) 0.
14306 * double-int.h: Ditto.
14308 * dwarf2asm.c:Ditto.
14310 * genmodes.c: Ditto.
14312 * read-rtl.c: Ditto.
14313 * tree-ssa-loop-ivopts.c: Ditto.
14314 * tree-ssa-loop-prefetch.c: Ditto.
14315 * tree-vect-generic.c: Ditto.
14316 * tree-vect-patterns.c: Ditto.
14319 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14321 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
14322 constant addresses outside [0,0xc0] into a register.
14323 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
14324 cases where the base address register is unused after.
14325 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
14326 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
14327 (avr_out_store_psi_reg_disp_tiny): Same.
14329 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14331 Implement attribute progmem on reduced Tiny cores by adding
14332 flash offset 0x4000 to respective symbols.
14335 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
14336 documentation how it works on reduced Tiny cores.
14337 (AVR Named Address Spaces): No support for reduced Tiny.
14338 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
14339 (avr_address_tiny_pm_p): New static function.
14340 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
14341 if the address is in progmem.
14342 (avr_assemble_integer): Same.
14343 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
14344 for symbol_ref in progmem.
14345 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
14346 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
14347 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
14349 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
14351 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
14352 * configure: Regenerate.
14353 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
14354 (USE_THIN_ARCHIVES): New variable.
14355 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
14356 this archive as a thin archive.
14358 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14360 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
14361 same location as last time, don't skip if we have fix-it hints.
14362 Clarify the skipping logic by converting it from one "if" clause
14363 to repeated "if" clauses.
14364 * spellcheck-tree.c: Include "cpplib.h".
14365 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
14366 (best_macro_match::best_macro_match): New constructor.
14367 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
14368 Move here from c/c-decl.c.
14369 (class best_macro_match): Move here from c/c-decl.c, converting
14370 from a typedef to a subclass, gaining a ctor.
14372 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14374 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
14375 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
14377 (avr_addr_space_diagnose_usage): ...and implementation.
14378 (avr_addr_space_supported_p): New function.
14379 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
14380 report bad address space usage if that space is supported.
14381 (avr_insert_attributes): Same. No more complain about unsupported
14383 * config/avr/avr-c.c (tm_p.h): Include it.
14384 (avr_cpu_cpp_builtins): Only define addr-space related built-in
14385 macro if avr_addr_space_supported_p.
14387 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14389 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14390 flag_toplevel_reorder.
14392 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14394 * gcc-rich-location.c
14395 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
14397 * gcc-rich-location.h
14398 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
14400 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14402 * target.def (addr_space): Add new diagnose_usage to hook vector.
14403 * targhooks.c (default_addr_space_diagnose_usage): Add default
14404 implementation and...
14405 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
14406 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
14407 is some address space, call targetm.addr_space.diagnose_usage.
14408 * doc/tm.texi.in (Named Address Spaces): Add anchor for
14409 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
14410 * doc/tm.texi: Regenerate.
14412 2016-07-20 Martin Liska <mliska@suse.cz>
14414 PR middle-end/71898
14415 * graphite-isl-ast-to-gimple.c (later_of_the_two):
14416 Properly handly PHI stmts.
14418 2016-07-20 Bin Cheng <bin.cheng@arm.com>
14420 PR tree-optimization/71503
14421 PR tree-optimization/71683
14422 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
14425 2016-07-20 Martin Liska <mliska@suse.cz>
14427 * doc/invoke.texi (-fipa-ra): Document when the option is
14428 disabled. Fix a typo.
14430 2016-07-20 Martin Liska <mliska@suse.cz>
14432 * Makefile.in: Include fibonacci_heap.c
14433 * fibonacci_heap.c: New file.
14434 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
14435 (fibonacci_heap::union_with): Fix deletion of the second heap.
14436 * selftest-run-tests.c (selftest::run_tests): Incorporate
14437 fibonacci heap tests.
14438 * selftest.h: Declare fibonacci_heap_c_tests.
14440 2016-07-20 Martin Liska <mliska@suse.cz>
14442 * selftest-run-tests.c (selftest::run_tests): New function.
14443 * selftest.h (sreal_c_tests): Declare.
14444 * sreal.c (sreal_verify_basics): New function.
14445 (verify_aritmetics): Likewise.
14446 (sreal_verify_arithmetics): Likewise.
14447 (verify_shifting): Likewise.
14448 (sreal_verify_shifting): Likewise.
14449 (void sreal_c_tests): Likewise.
14451 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14453 PR rtl-optimization/71916
14454 * cfgrtl.c (contains_no_active_insn_p): Return false also for
14455 bb which have a single succ fake edge.
14457 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
14460 * dwarf2out.c (gen_subprogram_die): Only call
14461 gen_unspecified_parameters_die while dumping early dwarf.
14463 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14465 PR middle-end/71874
14466 * gimple-fold.c (fold_builtin_memory_op): Use
14467 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
14469 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
14471 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
14472 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
14473 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
14474 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
14475 * combine.c: Ditto.
14478 * double-int.c: Ditto.
14480 * dwarf2out.c: Ditto.
14483 * fold-const.c: Ditto.
14484 * function.c: Ditto.
14486 * genmodes.c: Ditto.
14490 * loop-doloop.c: Ditto.
14491 * loop-invariant.c: Ditto.
14492 * loop-iv.c: Ditto.
14497 * rtlanal.c: Ditto.
14498 * simplify-rtx.c: Ditto.
14499 * stor-layout.c: Ditto.
14501 * tree-ssa-loop-ivopts.c: Ditto.
14502 * tree-vect-generic.c: Ditto.
14503 * tree-vect-patterns.c: Ditto.
14508 * wide-int-print.cc: Ditto.
14509 * wide-int.cc: Ditto.
14510 * wide-int.h: Ditto.
14512 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14514 * selftest.c (selftest::assert_streq): Handle NULL values of
14515 val_actual and val_expected.
14517 2016-07-19 Martin Jambor <mjambor@suse.cz>
14520 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
14521 rather than cgraph_create_node to get a call graph node.
14523 2016-07-19 Richard Biener <rguenther@suse.de>
14525 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
14526 handle all tcc_constant bases and valueize SSA names.
14527 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
14528 tcc_constant bases.
14530 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14532 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
14533 the flags of the exit block and bb2, not just the entry block.
14535 2016-07-19 Richard Biener <rguenther@suse.de>
14537 PR tree-optimization/71901
14538 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
14539 align member, group stuff with the bitfield.
14540 (vn_ref_op_align_unit): New inline.
14541 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
14542 record element alignment and operand 3 unchanged.
14543 (ao_ref_init_from_vn_reference): Adjust.
14544 (valueize_refs_1): Likewise.
14545 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
14547 2016-07-19 Richard Biener <rguenther@suse.de>
14549 PR tree-optimization/71908
14550 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
14551 symbolic constants in a more reliable way.
14553 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
14555 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
14557 (vect_update_inits_of_drs): Likewise.
14558 (vect_create_cond_for_alias_checks): Likewise.
14559 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
14561 2016-07-19 Richard Biener <rguenther@suse.de>
14564 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
14565 with an abstract origin that is not an inlined function outer
14566 scope add a self-reference as abstract origin.
14567 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
14569 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14572 * config/rs6000/rs6000.c (rs6000_function_value): Fix
14573 unintentional System V.4 structure return breakage for structures
14574 with a single floating point element.
14576 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14578 PR tree-optimization/71734
14579 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
14580 contains REF, use it to check safelen, assume that safelen value
14581 must be greater 1, fix style.
14582 (ref_indep_loop_p_2): Add REF_LOOP argument.
14583 (ref_indep_loop_p): Pass LOOP as additional argument to
14584 ref_indep_loop_p_2.
14586 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
14588 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
14589 allocation in the prologue.
14590 * explow.c (get_dynamic_stack_base): New function to return an address
14591 expression for the dynamic stack base.
14592 (get_dynamic_stack_size): New function to do the required dynamic stack
14593 space size calculations.
14594 (allocate_dynamic_stack_space): Use new functions.
14595 (align_dynamic_address): Move some code from
14596 allocate_dynamic_stack_space to new function.
14597 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
14599 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14601 * config/s390/s390.c (s390_encode_section_info): Always set
14602 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
14605 2016-07-18 Richard Biener <rguenther@suse.de>
14607 PR tree-optimization/71893
14608 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
14609 for sizetype cast added by array_ref_element_size.
14610 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14612 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
14614 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
14615 register parameters. Remove code to initialize argument pointer
14616 on TARGET_64BIT. Optimize call to _mcount when it can be reached
14617 using a pc-relative branch. Cleanup conditional code.
14618 * config/pa/pa.md (call_mcount): New expander.
14619 (call_mcount_nonpic): New insn.
14620 (call_mcount_pic): New insn and split.
14621 (call_mcount_pic_post_reload): New insn.
14622 (call_mcount_64bit): New insn and split.
14623 (call_mcount_64bit_post_reload): New insn.
14625 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
14627 * config/avr/predicates.md (const_m255_to_m1_operand): New.
14628 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
14629 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
14630 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
14631 (*usum_widenqihi3, *udiff_widenqihi3)
14632 (*addhi3_zero_extend.const): New combiner insns.
14633 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
14634 just 1 bit is affected.
14635 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
14636 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
14638 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
14640 * omp-low.c (lower_omp_target): Mark data clauses with
14641 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
14642 zero-length subarrays.
14644 2016-07-15 Richard Biener <rguenther@suse.de>
14646 PR tree-optimization/71881
14647 * tree-loop-distribution.c (destroy_loop): Remove blocks in
14648 reverse DOM order to make debug temp generation happy.
14650 2016-07-15 Richard Biener <rguenther@suse.de>
14652 PR tree-optimization/71887
14653 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
14654 verify it is not zero for division / modulo handling.
14655 (value_replacement): Adjust.
14657 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
14658 Julian Brown <julian@codesourcery.com>
14660 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
14661 * config/aarch64/aarch64-cost-tables.h
14662 (vulcan_extra_costs): New variable.
14663 * config/aarch64/aarch64.c
14664 (vulcan_addrcost_table): Likewise.
14665 (vulcan_regmove_cost): Likewise.
14666 (vulcan_vector_cost): Likewise.
14667 (vulcan_branch_cost): Likewise.
14668 (vulcan_tunings): Likewise.
14670 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
14672 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
14673 (output_in_order): Loop over undefined variables too. Output them
14674 via assemble_undefined_decl. Skip variables that correspond to hard
14675 registers or have value-exprs.
14676 * varpool.c (symbol_table::output_variables): Handle undefined
14677 variables together with defined ones.
14679 2016-07-15 Richard Biener <rguenther@suse.de>
14681 * tree-ssa-pre.c (get_representative_for): Make sure to return
14682 the value number of SSA names.
14683 (phi_translate_1): get_representative_for cannot return NULL.
14684 (do_pre_regular_insertion): Remove redundant call to
14685 fully_constant_expression.
14686 (do_pre_partial_partial_insertion): Likewise.
14688 2016-07-15 Bin Cheng <bin.cheng@arm.com>
14690 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
14691 (derive_simple_iv_with_niters): New function.
14692 (simple_iv): Rewrite using simple_iv_with_niters.
14693 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
14694 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14696 (number_of_iterations_exit): Rewrite using above function.
14697 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14700 2016-07-15 Richard Biener <rguenther@suse.de>
14702 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
14703 vec_construct cost.
14705 2016-07-14 Jakub Jelinek <jakub@redhat.com>
14707 PR tree-optimization/71872
14708 * tree-data-ref.c (get_references_in_stmt): Ignore references
14709 with is_gimple_constant get_base_address.
14711 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14713 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
14714 (TARGET_HAVE_LDACQD): New macro.
14715 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
14716 than TARGET_HAVE_LDACQ.
14717 (arm_load_acquire_exclusivedi): Likewise.
14718 (arm_store_release_exclusivedi): Likewise.
14720 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14722 PR rtl-optimization/71878
14723 * lra-constraints.c (match_reload): Pass information about other
14724 output operands. Create new unique register value if matching input
14725 operand shares same register value as output operand being considered.
14726 (curr_insn_transform): Record output operands already processed.
14728 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14731 PR tree-optimization/70923
14732 * tree-vect-patterns.c: Include mult-synthesis.h.
14733 (target_supports_mult_synth_alg): New function.
14734 (synth_lshift_by_additions): Likewise.
14735 (apply_binop_and_append_stmt): Likewise.
14736 (vect_synth_mult_by_constant): Likewise.
14737 (target_has_vecop_for_code): Likewise.
14738 (vect_recog_mult_pattern): Use above functions to synthesize vector
14739 multiplication by integer constants.
14741 2016-07-14 Alan Modra <amodra@gmail.com>
14743 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
14744 gpr alternatives. Correct '*' placement on Y,r alternative.
14745 Add '*' on operand 1 of r,r alternative.
14747 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14749 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
14750 * expmed.h: ... Here.
14752 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
14754 * gimple.h (stmt_can_terminate_bb_p): New function.
14755 * tree-cfg.c (need_fake_edge_p): Rename to ...
14756 (stmt_can_terminate_bb_p): ... this; return true if stmt can
14757 throw external; handle const and pure calls.
14758 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
14760 2016-07-14 Richard Biener <rguenther@suse.de>
14762 PR tree-optimization/71866
14763 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
14764 (do_hoist_insertion): Avoid endless recursion when we
14765 didn't insert anything because we managed to simplify
14766 things down to a constant or SSA name.
14767 (fully_constant_expression): Re-write in terms of ...
14768 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
14769 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
14770 vn_nary_build_or_lookup_1.
14771 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
14772 (vn_nary_build_or_lookup): ... this which now wraps it.
14774 2016-07-14 Alan Modra <amodra@gmail.com>
14777 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
14778 with p9_vector override before power9-dform override.
14780 2016-07-13 Andi Kleen <ak@linux.intel.com>
14782 * value-prof.c (gimple_value_profile_transformations): Don't run
14783 when auto_profile is on.
14785 2016-07-13 Andi Kleen <ak@linux.intel.com>
14787 * auto-profile.c (update_inlined_ind_target,
14788 afdo_indirect_call): Print information to dump file.
14790 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
14792 * genrecog.c (special_predicate_operand_p): New function.
14793 (predicate_name): Move function.
14794 (validate_pattern): Don't warn about missing mode for all
14795 define_special_predicate predicates.
14797 2016-07-13 Bin Cheng <bin.cheng@arm.com>
14799 * tree-vect-data-refs.c (vect_no_alias_p): New function.
14800 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
14801 resolve alias checks which are known at compilation time.
14802 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
14803 alias checks are resolved. Move dump info for too many runtime
14804 alias checks to here...
14805 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
14807 2016-07-13 Richard Biener <rguenther@suse.de>
14809 PR tree-optimization/24574
14810 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
14811 position and add shift, rotate, divison and modulo support
14813 (value_replacement): Pass in argument position to absorbing_element_p.
14815 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
14818 * ipa-inline-transform.c (inline_call): Support
14819 instrumented thunks.
14821 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
14823 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
14824 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
14826 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
14827 Baseline. Make initial alternative TARGET_32BIT only.
14828 (udivsi3): Likewise.
14829 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
14830 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
14833 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
14835 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
14836 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
14837 availability with TARGET_HAVE_MOVT.
14838 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
14839 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
14840 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
14842 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
14843 extra instruction if MOVW is available. Use a cost variable
14844 incremented by COSTS_N_INSNS (1) when the condition match rather than
14845 returning an arithmetic expression based on COSTS_N_INSNS. Make
14846 constant with bottom half word zero cost 2 instruction if MOVW is
14848 * config/arm/arm.md (define_attr "arch"): Add v8mb.
14849 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
14850 target is ARMv8-M Baseline.
14851 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
14852 (arm_movtas_ze): Likewise.
14853 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
14854 alternative for constants satisfying j constraint.
14855 (thumb1_movsi_insn): Likewise.
14856 (movsi splitter for K alternative): Tighten condition to not trigger
14857 if movt is available and j constraint is satisfied.
14858 (Pe immediate splitter): Likewise.
14859 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
14860 constant fitting in an halfword to use MOVW.
14861 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
14864 2016-07-13 Richard Biener <rguenther@suse.de>
14866 PR middle-end/71104
14867 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
14868 gimplifying the LHS. Make sure to gimplify a returning twice
14869 call LHS without using SSA names.
14871 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14873 * tree-data-ref.c (find_data_references_in_stmt): Remove
14874 unnecessary call to vec::release.
14875 (graphite_find_data_references_in_stmt): Likewise.
14876 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
14877 * tree-vect-stmts.c (vectorizable_condition): Likewise.
14879 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14881 * cfgexpand.c (expand_used_vars): Make the type of a local
14883 * genmatch.c (lower_for): Likewise.
14884 * haifa-sched.c (haifa_sched_init): Likewise.
14885 (add_to_speculative_block): Likewise.
14886 (create_check_block_twin): Likewise.
14887 * predict.c (handle_missing_profiles): Likewise.
14888 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
14889 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
14890 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
14892 (maybe_lower_iteration_bound): Likewise.
14893 * tree-ssa-sccvn.c (DFS): Likewise.
14894 * tree-stdarg.c (reachable_at_most_once): Likewise.
14895 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
14896 (vectorizable_store): Likewise.
14898 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14900 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
14901 (sccvn_dom_walker): make cond_stack an auto_vec.
14903 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14905 * ree.c (struct ext_state): Make type of members auto_vec.
14906 (find_and_remove_re): Adjust.
14908 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14910 * cfgexpand.c (struct stack_vars_data): Make type of fields
14912 (expand_used_vars): Adjust.
14914 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14916 * ipa.c (record_cdtor_fn): Adjust.
14917 (build_cdtor_fns): Likewise.
14918 (ipa_cdtor_merge): Make static_ctors and static_dtors local
14921 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14923 * genextract.c (struct accum_extract): Add constructor and make
14925 (gen_insn): Adjust.
14927 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14929 * tree.c (struct free_lang_data_d): Add constructor and change
14930 types of members to ones that automatically manage resources.
14931 (fld_worklist_push): Adjust.
14932 (find_decls_types): Likewise.
14933 (find_decls_types_in_eh_region): Likewise.
14934 (free_lang_data_in_cgraph): Stop manually creating and
14935 destroying members of free_lang_data_d.
14937 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
14939 PR rtl-optimization/68961
14940 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
14941 peephole variant. Use sse_reg_operand predicates.
14943 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
14945 * config/i386/predicates.md (x86_64_immediate_operand)
14946 <case CONST_INT>: Remove unneeded truncation to DImode.
14947 <case CONST>: Ditto.
14948 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
14950 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14953 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
14954 The xxperm and xxpermr instructions require that the 2nd input
14955 operand overlap with the output operand, and not the 1st.
14956 (altivec_vperm_v8hiv16qi): Likewise.
14957 (altivec_vperm_<mode>_uns_internal): Likewise.
14958 (altivec_vpermr_<mode>_internal): Likewise.
14959 (vperm_v8hiv4si): Likewise.
14960 (vperm_v16qiv8hi): Likewise.
14962 2016-07-12 Nathan Sidwell <nathan@acm.org>
14964 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
14965 when -mno-pic-data-is-text-relative is in effect, by default.
14966 * doc/invoke.texi (mpic-data-is-text-relative): Document new
14967 behavior and clarify.
14969 2016-07-12 Martin Liska <mliska@suse.cz>
14971 * params.def: Add avg-loop niter.
14972 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
14973 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
14974 * doc/invoke.texi: Document the new parameter.
14976 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14978 PR middle-end/71700
14979 * expr.c (store_constructor): Mask sign-extended bits when widening
14980 sub-word constructor element at the start of a word.
14982 2016-07-12 Martin Liska <mliska@suse.cz>
14984 * Makefile.in: Append rule for params-options.h.
14985 * params-options.h: New file.
14987 2016-07-12 Martin Liska <mliska@suse.cz>
14989 * ira-build.c (mark_loops_for_removal): Properly iterate
14992 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
14993 Richard Biener <rguenther@suse.de>
14995 PR tree-optimization/23286
14996 PR tree-optimization/70159
14997 * doc/invoke.texi: Document -fcode-hoisting.
14998 * common.opt (fcode-hoisting): New flag.
14999 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
15000 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
15001 (do_regular_insertion): Rename to ...
15002 (do_pre_regular_insertion): ... this and amend general comments
15003 on insertion strathegy.
15004 (do_partial_partial_insertion): Rename to ...
15005 (do_pre_partial_partial_insertion): ... this.
15006 (do_hoist_insertion): New function.
15007 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
15008 and call do_hoist_insertion properly.
15010 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
15011 (pass_pre::execute): Register hoist_insert stats.
15013 2016-07-12 Jakub Jelinek <jakub@redhat.com>
15015 PR middle-end/71716
15016 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
15017 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
15018 is different from mode's bitsize. Small cleanup.
15020 2016-07-12 Richard Biener <rguenther@suse.de>
15022 PR rtl-optimization/68961
15023 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
15024 to simplify to a non-constant.
15026 2016-07-11 Jakub Jelinek <jakub@redhat.com>
15028 PR middle-end/71758
15029 * omp-low.c (expand_omp_target): Gimplify device.
15031 PR tree-optimization/71823
15032 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
15033 to get vec_oprnds2 from op2.
15035 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
15037 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
15038 Hoist common subexpressions.
15039 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
15041 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
15044 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
15045 prevent generation of 'stxsiwx' on pre Power8 hardware.
15047 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15049 * input.c: Include cpplib.h.
15050 (selftest::temp_source_file): New class.
15051 (selftest::temp_source_file::temp_source_file): New ctor.
15052 (selftest::temp_source_file::~temp_source_file): New dtor.
15053 (selftest::should_have_column_data_p): New function.
15054 (selftest::test_should_have_column_data_p): New function.
15055 (selftest::temp_line_table): New class.
15056 (selftest::temp_line_table::temp_line_table): New ctor.
15057 (selftest::temp_line_table::~temp_line_table): New dtor.
15058 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
15059 it to create a temp_line_table.
15060 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
15061 locations that are known to have column data.
15062 (selftest::line_table_case): New struct.
15063 (selftest::test_reading_source_line): Move tempfile handling
15064 to class temp_source_file.
15065 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
15066 (selftest::assert_token_loc_eq): New function.
15067 (ASSERT_TOKEN_LOC_EQ): New macro.
15068 (selftest::test_lexer): New function.
15069 (selftest::boundary_locations): New array.
15070 (selftest::input_c_tests): Call test_should_have_column_data_p.
15071 Loop over a test matrix of interesting values of location and
15072 default_range_bits, calling test_lexer on each case in the matrix.
15073 Move call to test_accessing_ordinary_linemaps into the matrix.
15074 * selftest.h (ASSERT_EQ): Reimplement in terms of...
15075 (ASSERT_EQ_AT): New macro.
15077 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
15080 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15081 Don't convert TImode in debug insn.
15083 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15085 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
15086 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
15087 (tree_type_common::lang_flag_7): New.
15088 (tree_type_common::spare): Reduce size.
15089 * tree.h (TYPE_ALIGN_OK): Remove.
15090 (TYPE_LANG_FLAG_7): New.
15091 (get_inner_reference): Adjust header.
15092 * print-tree.c (print_node): Adjust.
15093 * expr.c (get_inner_reference): Remove parameter keep_aligning.
15094 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
15095 calls to get_inner_reference.
15096 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
15097 handling of TYPE_ALIGN_OK.
15098 * builtins.c (get_object_alignment_2): Adjust call to
15099 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
15100 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
15102 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
15103 * cfgexpand.c (expand_debug_expr): Likewise.
15104 * dbxout.c (dbxout_expand_expr): Likewise.
15105 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
15106 loc_list_from_tree, fortran_common): Likewise.
15107 * fold-const.c (optimize_bit_field_compare,
15108 decode_field_reference, fold_unary_loc, fold_comparison,
15109 split_address_to_core_and_offset): Likewise.
15110 * gimple-laddress.c (execute): Likewise.
15111 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
15112 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
15113 * hsa-gen.c (gen_hsa_addr): Likewise.
15114 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
15115 * tsan.c (instrument_expr): Likewise.
15116 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
15117 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
15118 * tree-affine.c (tree_to_aff_combination,
15119 get_inner_reference_aff): Adjust calls to get_inner_reference.
15120 * tree-data-ref.c (split_constant_offset_1,
15121 dr_analyze_innermost): Likewise.
15122 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
15123 * tree-sra.c (ipa_sra_check_caller): Likewise.
15124 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
15125 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
15126 bswap_replace): Likewise.
15127 * tree-vect-data-refs.c (vect_check_gather,
15128 vect_analyze_data_refs): Likewise.
15129 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
15130 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
15133 2016-07-11 David Malcolm <dmalcolm@redhat.com>
15135 * Makefile.in (selftest-valgrind): New phony target.
15136 * function-tests.c (selftest::build_cfg): Delete pass instances
15137 created by the test.
15138 (selftest::convert_to_ssa): Likewise.
15139 (selftest::test_expansion_to_rtl): Likewise.
15140 * tree-cfg.c (selftest::test_linear_chain): Release dominator
15142 (selftest::test_diamond): Likewise.
15144 2016-07-11 Richard Biener <rguenther@suse.de>
15146 PR tree-optimization/71816
15147 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
15148 than replacing all of its operands.
15150 2016-07-11 Alan Modra <amodra@gmail.com>
15152 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
15153 (ctr<mode>): Add unspec.
15154 (ctr<mode>_internal*): Likewise.
15156 2016-07-08 James Bowman <james.bowman@ftdichip.com>
15158 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
15159 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
15161 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
15163 PR rtl-optimization/71621
15164 * lra-constraints.c (process_alt_operands): Check combination of
15165 reg class and mode.
15167 2016-07-08 Jason Merrill <jason@redhat.com>
15168 Richard Biener <rguenther@suse.de>
15170 P0145: Refining Expression Order for C++.
15171 * gimplify.c (initial_rhs_predicate_for): New.
15172 (gimplfy_modify_expr): Gimplify RHS before LHS.
15174 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15177 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15178 Allow standard error handling to take over when a wrong number
15179 of arguments is presented to __builtin_vec_ld () or
15180 __builtin_vec_st ().
15182 2016-07-08 Jiong Wang <jiong.wang@arm.com>
15184 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
15189 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
15190 __builtin_aarch64_fmaxv2sf.
15191 (vmaxnmq_f32): Likewise.
15192 (vmaxnmq_f64): Likewise.
15193 (vminnm_f32): Likewise.
15194 (vminnmq_f32): Likewise.
15195 (vminnmq_f64): Likewise.
15197 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15200 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
15201 enable -mfloat128-hardware by default.
15202 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15203 that IEEE 128-bit hardware support needs.
15204 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15205 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15206 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15207 floating point requires.
15208 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15209 -mfloat128 and -mfloat128-hardware changes.
15211 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15213 PR tree-optimization/71667
15214 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15216 2016-07-08 Martin Liska <mliska@suse.cz>
15218 PR middle-end/71606
15219 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15220 folding produces SAVE_EXPRs, thus return false for the type.
15222 2016-07-07 Martin Liska <mliska@suse.cz>
15224 * file-find.c (remove_prefix): New function.
15225 * file-find.h (remove_prefix): Declare the function.
15226 * gcc-ar.c (main): Skip a folder of the wrapper if
15227 a wrapped binary would point to the same file.
15229 2016-07-07 Jan Hubicka <jh@suse.cz>
15231 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15232 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15233 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15235 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15238 * ipa-inline-analysis.c (compute_inline_parameters): Set
15239 local.can_change_signature to false for intrumentation
15242 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15244 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15245 with TARGET_HAVE_MOVT.
15246 (TARGET_HAVE_MOVT): Define.
15247 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15248 availability with TARGET_HAVE_MOVT.
15249 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15251 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15253 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15254 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15255 * config/arm/constraints.md (define_constraint "j"): Use
15256 TARGET_HAVE_MOVT to check MOVT availability.
15258 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15260 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
15262 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15264 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
15265 (armv8-m.main): Likewise.
15266 (armv8-m.main+dsp): Likewise.
15267 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
15268 (FL_FOR_ARCH8M_MAIN): Likewise.
15269 * config/arm/arm-tables.opt: Regenerate.
15270 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
15271 armv8-m.main+dsp to BE8_LINK_SPEC.
15272 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
15273 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
15274 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
15275 Baseline and Mainline.
15276 (arm_option_override_internal): Also disable arm_restrict_it when
15277 !arm_arch_notm. Update comment for -munaligned-access to also cover
15279 (arm_file_start): Increase buffer size for printing architecture name.
15280 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
15281 and armv8-m.main+dsp.
15282 (mno-unaligned-access): Clarify that this is disabled by default for
15283 ARMv8-M Baseline architectures as well.
15285 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15287 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
15288 decide whether to prevent some libgcc routines being included for some
15289 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
15290 link between this condition and the one in
15291 libgcc/config/arm/lib1func.S.
15293 2016-07-07 Richard Biener <rguenther@suse.de>
15295 * tree-ssa-pre.c: Include alias.h.
15296 (compute_avail): If we have multiple VN_REFERENCEs with the
15297 same hashtable entry adjust that to make it a valid replacement
15298 for all of them with respect to alignment and aliasing
15299 when doing insertion.
15300 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
15301 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
15303 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
15307 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15308 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
15311 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15313 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
15314 (adjust_mems): Adjust.
15315 (adjust_insn): Likewise.
15316 (prepare_call_arguments): Likewise.
15318 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15320 * gcse.c (struct ls_expr): Make stores field a vector.
15321 (ldst_entry): Adjust.
15322 (free_ldst_entry): Likewise.
15323 (print_ldst_list): Likewise.
15324 (compute_ld_motion_mems): Likewise.
15325 (update_ld_motion_stores): Likewise.
15327 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15329 * gcse.c (struct ls_expr): Remove loads field.
15330 (ldst_entry): Adjust.
15331 (free_ldst_entry): Likewise.
15332 (print_ldst_list): Likewise.
15333 (compute_ld_motion_mems): Likewise.
15335 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15337 * store-motion.c (struct st_expr): Make antic_stores a vector.
15338 (st_expr_entry): Adjust.
15339 (free_st_expr_entry): Likewise.
15340 (print_store_motion_mems): Likewise.
15341 (find_moveable_store): Likewise.
15342 (compute_store_table): Likewise.
15343 (remove_reachable_equiv_notes): Likewise.
15344 (replace_store_insn): Likewise.
15345 (build_store_vectors): Likewise.
15347 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15349 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
15350 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
15352 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15354 PR tree-optimization/71518
15355 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
15356 misalign also for outer loops with negative step.
15358 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
15360 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
15361 (cortex_a53_shift): Add mov_shift.
15362 (cortex_a53_shift_reg): Add new reservation for register shifts.
15363 (cortex_a53_alu): Remove bfm.
15364 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
15365 (cortex_a53_alu_extr): Add new reservation for EXTR.
15366 (bypasses): Improve bypass modelling.
15368 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15371 * config/avr/avr.c (avr_asm_select_section): Strip off
15372 SECTION_DECLARED from flags when calling get_section.
15374 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15376 * tree-vectorizer.h (vect_memory_access_type): Add
15377 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
15378 * tree-vect-stmts.c (compare_step_with_zero): New function.
15379 (perm_mask_for_reverse): Move further up file.
15380 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
15382 (get_negative_load_store_type): New function.
15383 (get_load_store_type): Call it. Add an ncopies argument.
15384 (vectorizable_mask_load_store): Update call accordingly and
15385 remove tests for negative steps.
15386 (vectorizable_store, vectorizable_load): Likewise. Handle new
15387 memory_access_types.
15389 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15391 * tree-vectorizer.h (vect_memory_access_type): New enum.
15392 (_stmt_vec_info): Add a memory_access_type field.
15393 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
15394 (vect_model_store_cost): Take an access type instead of a boolean.
15395 (vect_model_load_cost): Likewise.
15396 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
15397 vect_model_store_cost and vect_model_load_cost.
15398 * tree-vect-stmts.c (vec_load_store_type): New enum.
15399 (vect_model_store_cost): Take an access type instead of a
15400 store_lanes_p boolean. Simplify tests.
15401 (vect_model_load_cost): Likewise, but for load_lanes_p.
15402 (get_group_load_store_type, get_load_store_type): New functions.
15403 (vectorizable_store): Use get_load_store_type. Record the access
15404 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
15405 (vectorizable_load): Likewise.
15406 (vectorizable_mask_load_store): Likewise. Replace is_store
15407 variable with vls_type.
15409 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15411 * tree-vectorizer.h (vect_grouped_load_supported): Add a
15412 single_element_p parameter.
15413 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
15414 Check the PR65518 case here rather than in vectorizable_load.
15415 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
15416 * tree-vect-stmts.c (vectorizable_load): Likewise.
15418 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15420 * tree-vectorizer.h (gather_scatter_info): New structure.
15421 (vect_check_gather_scatter): Return a bool rather than a decl.
15422 Replace return-by-pointer arguments with a single
15423 gather_scatter_info *.
15424 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
15425 (vect_analyze_data_refs): Update call accordingly.
15426 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
15427 (vectorizable_mask_load_store): Likewise. Also record the
15428 offset dt and vectype in the gather_scatter_info.
15429 (vectorizable_store): Likewise.
15430 (vectorizable_load): Likewise.
15432 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15434 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
15435 strided groups, use the cost of N scalar accesses instead
15436 of ncopies vector accesses.
15437 (vect_model_load_cost): Likewise.
15439 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15441 * tree-vect-stmts.c (vect_cost_group_size): Delete.
15442 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
15443 variable to indicate when once-per-group costs are being used.
15444 (vect_model_load_cost): Likewise. Fix comment and misindented code.
15446 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15448 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
15449 peeling-for-gaps condition.
15451 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15453 * config/s390/s390.c (s390_expand_vec_init): Force initializer
15454 element to register if it doesn't match general_operand.
15456 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
15457 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15459 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
15461 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
15462 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
15463 (SIGNBIT): New mode iterator.
15464 (Fsignbit): New mode attribute.
15465 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
15466 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
15467 when direct moves are available.
15468 (signbit<mode>2_dm): New define_insn_and_split).
15469 (signbit<mode>2_dm2): New define_insn.
15471 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15473 PR rtl-optimization/71594
15474 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
15475 into subregs of appropriate mode before trying to emit a conditional
15478 2016-07-05 Jan Hubicka <jh@suse.cz>
15480 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
15481 (simple_iv): Use it.
15483 2016-07-05 Jan Hubicka <jh@suse.cz>
15485 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
15487 2016-07-05 Jiong Wang <jiong.wang@arm.com>
15489 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
15492 2016-07-05 Jan Hubicka <jh@suse.cz>
15494 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
15497 2016-07-05 Richard Biener <rguenther@suse.de>
15499 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
15500 Handle empty else block.
15501 (is_feasible_trace): Likewise.
15502 (split_paths): Likewise.
15504 2016-07-05 Richard Biener <rguenther@suse.de>
15506 * tree-loop-distribution.c (distribute_loop): Fix issue with
15507 the cost model loop.
15509 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
15511 * config/arm/neon-testgen.ml: Delete.
15512 * config/arm/neon.ml: Delete.
15514 2016-07-04 Jakub Jelinek <jakub@redhat.com>
15517 * tree.c (attribute_value_equal): Use get_attribute_name instead of
15518 directly using TREE_PURPOSE.
15520 2016-07-04 Jiong Wang <jiong.wang@arm.com>
15522 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
15523 * config/aarch64/aarch64_neon.h: Likewise.
15524 * config/aarch64/arm_neon.h: Likewise.
15525 * config/aarch64/atomics.md: Likewise.
15526 * config/aarch64/aarch64-simd-builtins.def: Likewise.
15527 * doc/invoke.texi: Likewise.
15529 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15531 * config/s390/s390.md: Add "z13" cpu_facility.
15532 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
15533 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
15534 condition" type instructions.
15536 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15537 Jeff Law <law@redhat.com>
15539 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
15540 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
15542 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
15544 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
15545 permutation for TARGET_AVX512F.
15546 (ix86_expand_vec_one_operand_perm_avx512): New function.
15547 (expand_vec_perm_1): Invoke introduced function.
15548 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15549 it may be not valid after vectorization.
15551 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15554 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
15555 typo in comment. Only force to memory if it is a weak
15556 external reference.
15558 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
15559 Jiong Wang <jiong.wang@arm.com>
15561 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
15562 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
15563 (AARCH64_FL_F16): New.
15564 (AARCH64_FL_FOR_ARCH8_2): New.
15565 (AARCH64_ISA_8_2): New.
15566 (AARCH64_ISA_F16): New.
15567 (TARGET_FP_F16INST): New.
15568 (TARGET_SIMD_F16INST): New.
15569 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
15570 ("fp"): Disabling "fp" also disables "fp16".
15571 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
15572 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
15573 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
15574 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
15576 2016-07-04 Jan Beulich <jbeulich@suse.com>
15578 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
15580 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15583 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
15584 the insns, use an insn form that does not adjust the offset on
15585 little endian systems.
15587 2016-07-01 Jan Beulich <jbeulich@suse.com>
15589 * varasm.c (get_variable_section): Validate initializer in
15590 named .bss-like sections.
15592 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
15594 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
15595 Exchange the order of the second and third operands in the vpermr
15596 instruction tmeplate.
15598 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
15601 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
15602 Disallow TDmode values.
15604 2016-07-01 Alan Modra <amodra@gmail.com>
15606 PR rtl-optimization/71709
15607 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
15608 being set, not referenced.
15610 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
15612 PR tree-optimization/70729
15613 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
15614 of loop since it can be not valid after transformation.
15616 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15618 * config/arm/arm.c (thumb_reload_in_hi): Delete.
15619 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
15621 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
15623 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
15626 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15629 * config/rs6000/constraints.md (wY constraint): New constraint to
15630 match the requirements for the LXSD and STXSD instructions.
15631 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
15632 predicate to match the requirements for the LXSD and STXSD
15634 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
15635 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
15636 to make sure that the bottom 2 bits of offset are 0, the address
15637 form is offsettable, and no updating is done in the address mode.
15638 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
15639 (movdi_internal32): Likewise
15640 (movdi_internal64): Likewise.
15642 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15644 PR tree-optimization/71707
15645 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
15646 strinfo even for ADDR_EXPR ptr.
15648 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
15650 * config/rs6000/altivec.md (darn_32): Change the condition to
15651 TARGET_P9_MISC instead of TARGET_MODULO.
15652 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
15653 condition expression.
15654 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
15655 condition expression.
15656 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
15657 (DFP_TEST): New code iterator.
15658 (dfptstsfi_<code>_mode>): New define_expand.
15659 (*dfp_sgnfcnc_<mode>): New define_insn.
15660 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
15661 definition next to BU_P9_MISC_1 definition and change the MASK
15662 value to RS6000_BTM_P9_MISC.
15663 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
15664 (BU_P9_64BIT_MISC_0): Likewise.
15665 (BU_P9_DFP_MISC_0): New macro definition.
15666 (BU_P9_DFP_MISC_1): New macro definition.
15667 (BU_P9_DFP_MISC_2): New macro definition.
15668 (BU_P9_DFP_OVERLOAD_1): New macro definition.
15669 (BU_P9_DFP_OVERLOAD_2): New macro definition.
15670 (BU_P9_DFP_OVERLOAD_3): New macro definition.
15671 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
15672 (TSTSFI_LT_TD): Likewise.
15673 (TSTSFI_EQ_DD): Likewise.
15674 (TSTSFI_EQ_TD): Likewise.
15675 (TSTSFI_GT_DD): Likewise.
15676 (TSTSFI_GT_TD): Likewise.
15677 (TSTSFI_OV_DD): Likewise.
15678 (TSTSFI_OV_TD): Likewise.
15679 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
15680 (TSTSFI_LT_DD): Likewise.
15681 (TSTSFI_LT_TD): Likewise.
15682 (TSTSFI_EQ): Likewise.
15683 (TSTSFI_EQ_DD): Likewise.
15684 (TSTSFI_EQ_TD): Likewise.
15685 (TSTSFI_GT): Likewise.
15686 (TSTSFI_GT_DD): Likewise.
15687 (TSTSFI_GT_TD): Likewise.
15688 (TSTSFI_OV): Likewise.
15689 (TSTSFI_OV_DD): Likewise.
15690 (TSTSFI_OV_TD): Likewise.
15691 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15692 overloaded test significance functions.
15693 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15694 OPTION_MASK_P9_MISC into the representation of this mask.
15695 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
15697 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
15698 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
15700 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
15701 argument is a 6-bit unsigned literal value if the icode argument
15702 represents a DFP test significance built-in call.
15703 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
15704 flag used independently and in combination with the
15705 RS6000_BTM_64BIT flag.
15706 (rs6000_opt_masks): Add entry for power9-misc command-line option.
15707 (rs6000_builtin_mask_names): Add entry for power9-misc
15708 command-line option.
15709 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
15710 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
15711 RS6000_BTM_P9_MISC macros.
15712 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
15713 option and change the description of the -mpower9-vector option to
15714 enable only vector instructions, removing its erroneously claimed
15715 support for scalar instructions.
15716 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15717 the ISA 3.0 digital floating point test significance built-in
15720 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
15722 * config/aarch64/aarch64.c (cortexa35_tunings):
15723 Enable AES fusion. Use cortexa57_branch_cost.
15724 (cortexa53_tunings): Use cortexa57_branch_cost.
15725 (cortexa72_tunings): Use cortexa57_branch_cost.
15726 Use AUTOPREFETCHER_WEAK.
15727 (cortexa73_tunings): Use cortexa57_branch_cost.
15729 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15730 James Greenhalgh <james.greenhalgh@arm.com>
15732 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
15733 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
15734 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
15735 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
15736 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
15737 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
15738 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
15739 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
15740 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
15741 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
15742 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
15743 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
15744 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
15747 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
15748 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15750 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
15752 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
15754 2016-06-30 David Malcolm <dmalcolm@redhat.com>
15757 * gcc.c (driver::build_option_suggestions): Pass "option" to
15758 add_misspelling_candidates.
15759 * opts-common.c (add_misspelling_candidates): Add "option" param;
15760 use it to avoid adding negated forms for options marked with
15762 * opts.h (add_misspelling_candidates): Add "option" param.
15764 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15766 PR middle-end/71693
15767 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
15768 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
15769 first when permuting bitwise operation with rotate. Cast
15770 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
15772 2016-06-29 David Malcolm <dmalcolm@redhat.com>
15774 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
15775 for misspelled param names.
15776 * params.c: Include spellcheck.h.
15777 (find_param_fuzzy): New function.
15778 * params.h (find_param_fuzzy): New prototype.
15779 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
15780 * spellcheck.h (struct edit_distance_traits<const char *>):
15783 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
15785 * config/rs6000/predicates.md (const_0_to_7_operand): New
15786 predicate, recognize 0..7.
15787 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15788 support for doing extracts from V16QImode, V8HImode, V4SImode
15790 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
15791 vector extract support.
15792 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
15793 for ISA 3.0 vector extract.
15794 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
15795 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
15796 extracts of a constant element number from small integer vectors
15797 on 64-bit ISA 3.0 systems.
15798 (vsx_extract_<mode>_di): Likewise.
15799 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
15800 say when we can do ISA 3.0 vector extracts.
15801 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
15802 registers, using the stxsiwx instruction.
15804 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
15806 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
15807 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
15808 qdf24xx_regmove_cost, qdf24xx_tunings): New.
15809 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
15810 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
15811 * config/arm/arm.c (arm_qdf24xx_tune): New.
15813 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
15815 * config/aarch64/aarch64.c (cortexa53_tunings):
15816 Increase loop alignment to 8. Set function alignment to 16.
15817 (cortexa35_tunings): Likewise.
15818 (cortexa57_tunings): Increase loop alignment to 8.
15819 (cortexa72_tunings): Likewise.
15820 (cortexa73_tunings): Likewise.
15822 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
15824 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
15825 for arm_fp16_ok and arm_fp16_hw.
15826 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
15827 arm_fp16_alternative.
15829 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
15831 PR tree-optimization/71655
15832 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
15833 types when swapping operands.
15835 2016-06-29 Martin Liska <mliska@suse.cz>
15837 PR middle-end/71585
15838 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
15839 * ipa-inline-transform.c (inline_call): Remove unnecessary call
15840 of build_optimization_node.
15842 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
15844 PR tree-optimization/70729
15845 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
15846 independent in loops having positive safelen value.
15847 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15848 it may be not valid after vectorization.
15850 2016-06-29 Jakub Jelinek <jakub@redhat.com>
15852 PR tree-optimization/71625
15853 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
15854 is sorted by ascending list->offset. If PTR is non-NULL and there is
15855 previous strinfo, call get_stridx_plus_constant.
15856 (get_stridx): Pass exp as second argument to get_addr_stridx.
15857 (addr_stridxptr): Add missing list = list->next, so that there can be
15858 more than one entries in the list. Bump limit from 16 to 32. Ensure
15859 the list is sorted by ascending list->offset.
15860 (get_stridx_plus_constant): Adjust so that it can be also called with
15861 ADDR_EXPR instead of SSA_NAME as PTR.
15862 (handle_char_store): Pass NULL_TREE as second argument to
15865 2016-06-29 Richard Biener <rguenther@suse.de>
15867 PR rtl-optimization/68961
15868 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
15870 2016-06-29 Richard Biener <rguenther@suse.de>
15872 PR middle-end/71002
15873 * alias.c (component_uses_parent_alias_set_from): Handle
15874 type punning through union accesses by using the union alias set.
15875 * gimple.c (gimple_get_alias_set): Remove union type punning case.
15877 2016-07-29 Richard Biener <rguenther@suse.de>
15879 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
15880 precision not matching mode precision.
15882 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
15884 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
15885 pa_output_arg_descriptor.
15886 (call_val_symref_64bit_post_reload): Likewise.
15887 (call_val_powf_64bit_post_reload): Likewise.
15888 (sibcall_internal_symref_64bit): Likewise.
15889 (sibcall_value_internal_symref_64bit): Likewise.
15891 2016-06-28 Jakub Jelinek <jakub@redhat.com>
15893 PR middle-end/71626
15894 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
15895 a constant, force its SUBREG_REG into memory or register instead
15898 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15901 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
15902 * doc/invoke.texi (AVR Options): Document it.
15904 2016-06-28 Walter Lee <walt@tilera.com>
15906 * config/tilegx/linux.h: Do not include arch/icache.h
15907 (CLEAR_INSN_CACHE): Provide inlined definition directly.
15908 * config/tilepro/linux.h: Do not include arch/icache.h
15909 (CLEAR_INSN_CACHE): Provide inlined definition directly.
15911 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
15913 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
15914 for big-endian BIT_FIELD_REF.
15916 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
15918 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
15919 ('size' attribute): Add '128'.
15921 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
15922 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
15923 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
15924 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
15925 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
15926 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
15927 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
15928 *trunc<mode>df2_odd): Set size attribute to '128'.
15929 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
15930 * config/rs6000/power6.md (power6-fp): Include dfp type.
15931 * config/rs6000/power7.md (power7-fp): Likewise.
15932 * config/rs6000/power8.md (power8-fp): Likewise.
15933 * config/rs6000/power9.md: New file.
15934 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
15935 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
15936 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
15938 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
15939 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15940 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
15941 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
15942 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
15943 dfp_dscri_<mode>): Change type attribute to dfp.
15944 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
15945 attribute to vecsimple.
15946 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
15947 and prefetch streams.
15948 (rs6000_option_override_internal): Remove temporary code setting
15949 tuning to power8. Don't set rs6000_sched_groups for power9.
15950 (last_scheduled_insn): Change to rtx_insn *.
15951 (divide_cnt, vec_load_pendulum): New variables.
15952 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
15953 (rs6000_issue_rate): Set issue rate for Power9.
15954 (is_power9_pairable_vec_type): New.
15955 (power9_sched_reorder2): New.
15956 (rs6000_sched_reorder2): Call new function for Power9 specific
15958 (insn_must_be_first_in_group): Remove Power9.
15959 (insn_must_be_last_in_group): Likewise.
15960 (force_new_group): Likewise.
15961 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
15962 Initialize divide_cnt/vec_load_pendulum.
15963 (_rs6000_sched_context, rs6000_init_sched_context,
15964 rs6000_set_sched_context): Handle context save/restore of new
15967 2016-06-28 Richard Biener <rguenther@suse.de>
15969 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
15970 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
15971 COMPONENT_REF operand.
15972 (nonoverlapping_component_refs_p): Likewise.
15973 * stor-layout.c (start_bitfield_representative): Mark
15974 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
15976 2016-06-28 Jakub Jelinek <jakub@redhat.com>
15978 * Makefile.in: Don't cat ../stage_current if it does not exist.
15980 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
15981 last argument is a bit-field.
15983 PR rtl-optimization/71673
15984 * internal-fn.c (expand_arith_overflow_result_store): Use
15985 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
15986 expand_simple_binop.
15988 PR middle-end/66867
15989 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
15990 expand_ifn_atomic_compare_exchange): New functions.
15991 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
15992 * tree.h (build_call_expr_internal_loc): Rename to ...
15993 (build_call_expr_internal_loc_array): ... this. Fix up type of
15995 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
15996 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
15997 ATOMIC_COMPARE_EXCHANGE result.
15998 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
15999 * gimple-fold.h (optimize_atomic_compare_exchange_p,
16000 fold_builtin_atomic_compare_exchange): New prototypes.
16001 * gimple-fold.c (optimize_atomic_compare_exchange_p,
16002 fold_builtin_atomic_compare_exchange): New functions..
16003 * tree-ssa.c (execute_update_addresses_taken): If
16004 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
16005 of call when finding addressable vars, and if such var becomes
16006 non-addressable, call fold_builtin_atomic_compare_exchange.
16008 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
16011 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
16012 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
16014 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
16016 * config/rs6000/rs6000.md ('type' attribute): Add
16017 veclogical,veccmpfx,vecexts,vecmove insn types.
16018 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
16019 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
16020 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
16021 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
16022 *nabs<mode>2_hw): Change type to vecmove.
16023 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
16024 *boolcc<mode>3_internal, *eqv<mode>3_internal,
16025 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
16026 *ieee_128bit_vsx_abs<mode>2_internal,
16027 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
16028 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
16029 *ieee128_mtvsrd_32bit): Change type to veclogical.
16030 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
16031 *movdi_internal32, *movdi_internal64): Update insn types.
16032 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
16033 vsx_extract_<mode>): Change type to veclogical.
16034 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
16035 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
16036 *vsx_sign_extend_si_v2di): Change type to vecexts.
16037 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
16038 type to veclogical.
16039 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
16040 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
16041 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
16042 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
16043 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16044 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
16045 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
16046 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
16047 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
16048 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
16049 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
16050 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
16051 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
16052 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
16053 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
16054 (ppc7450-vecsimple): Add veclogical, vecmove.
16055 (ppc7450-veccmp): Add veccmpfx.
16056 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
16058 (ppc8540_vector_compare): Add veccmpfx.
16059 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
16060 * config/rs6000/cell.md (cell-fp): Add fpsimple.
16061 (cell-vecsimple): Add veclogical, vecmove.
16062 (cell-veccmp): Add veccmpfx.
16063 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
16064 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
16066 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
16067 * config/rs6000/power4.md (power4-fp): Add fpsimple.
16068 (power4-vecsimple): Add veclogical, vecmove.
16069 (power4-veccmp): Add veccmpfx.
16070 * config/rs6000/power5.md (power5-fp): Add fpsimple.
16071 * config/rs6000/power6.md (power6-fp): Add fpsimple.
16072 (power6-vecsimple): Add veclogical, vecmove.
16073 (power6-veccmp): Add veccmpfx.
16074 * config/rs6000/power7.md (power7-fp): Add fpsimple.
16075 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
16076 * config/rs6000/power8.md (power8-fp): Add fpsimple.
16077 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
16078 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
16079 * config/rs6000/titan.md (titan_fp): Add fpsimple.
16080 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
16082 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
16084 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
16087 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16088 OPTION_MASK_P9_DFORM_VECTOR.
16089 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
16090 disable -mpower9-dform-vector when using reload.
16091 (quad_address_p): Remove 'gpr_p' argument and all associated code.
16092 New 'strict' argument. Update all callers. Add strict addressing
16094 (rs6000_legitimate_offset_address_p): Remove call to
16095 virtual_stack_registers_memory_p.
16096 (rs6000_legitimize_reload_address): Add quad address support.
16097 (rs6000_legitimate_address_p): Move call to quad_address_p above
16098 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
16099 to account for new strict usage.
16100 (rs6000_output_move_128bit): Adjust quad_address_p args to account
16101 for new strict usage.
16102 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
16104 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
16111 * config/i386/i386.c (ix86_spill_class): Disable condition to
16112 always return NO_REGS.
16114 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
16116 * predict.c: Include gimple-pretty-print.h
16117 (predicted_by_loop_heuristics_p): Check also
16118 PRED_LOOP_EXIT_WITH_RECURSION
16119 (predict_loops): Find self recursive calls and use special purpose
16120 predictors for them; dump log about decisions.
16121 (pass_profile::execute): Dump info about #of iterations.
16122 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
16123 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
16125 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
16127 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
16128 output_asm_insn calls and shorten long lines. Output .CALL
16129 argument descriptor using pa_output_arg_descriptor. Add various
16130 inline $$dyncall and other optimizations.
16131 (pa_attr_length_indirect_call): Adjust ordering and lengths.
16133 2016-06-25 Jakub Jelinek <jakub@redhat.com>
16135 PR tree-optimization/71643
16136 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
16139 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
16140 leak a bitmap if dep_bb is NULL.
16142 PR tree-optimization/71631
16143 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
16144 to rewrite_expr_tree even if negate_result, move new_lhs var
16145 declaration and initialization earlier, for powi_result set afterwards
16146 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
16147 if new_lhs != lhs, and don't shadow gsi var.
16149 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16151 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
16152 Add in_loop parameter.
16153 (predict_loops): Add loop guard heuristics.
16154 * predict.def (PRED_LOOP_GUARD): New heuristics.
16156 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
16158 * predict.c: Include ipa-utils.h
16159 (tree_bb_level_prediction): Predict recursive calls.
16160 (tree_estimate_probability_bb): Skip inexpensive calls for call
16162 * predict.def (PRED_RECURSIVE_CALL): New.
16164 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16166 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
16167 (BU_FLOAT128_1): Likewise.
16169 (COPYSIGNQ): Likewise.
16170 (RS6000_BUILTIN_NANQ): Likewise.
16171 (RS6000_BUILTIN_NANSQ): Likewise.
16172 (RS6000_BUILTIN_INFQ): Likewise.
16173 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
16174 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
16175 (TARGET_FOLD_BUILTIN): New #define.
16176 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
16177 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
16178 (rs6000_fold_builtin): New target hook implementation, handling
16179 folding of 128-bit NaNs and infinities.
16180 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
16181 entries are filled in to avoid problems during bootstrap
16182 self-test; define builtins for 128-bit NaNs and infinities.
16183 (rs6000_opt_mask): Add entry for float128.
16184 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
16185 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
16186 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
16187 (const_str_type_node): New #define.
16188 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
16189 to a define_expand that dispatches to either copysign<mode>3_soft
16190 or copysign<mode>3_hard.
16191 (copysign<mode>3_hard): Rename from copysign<mode>3.
16192 (copysign<mode>3_soft): New define_insn.
16193 * doc/extend.texi: Document new builtins.
16195 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16197 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
16198 PRIu64 instead of lu.
16200 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16203 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16204 copy the type name.
16206 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16208 PR tree-optimization/71647
16209 * omp-low.c (lower_rec_input_clauses): Convert
16210 omp_clause_aligned_alignment (c) to size_type_node for the
16211 last argument of __builtin_assume_aligned.
16213 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16215 * configure.ac (calling ___tls_get_addr via GOT): New
16216 assembler/linker check.
16217 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16218 assembler and linker supports calling ___tls_get_addr via GOT.
16219 Otherise, defined to 0.
16220 * config.in: Regenerated.
16221 * configure: Likewise.
16222 * config/i386/constraints.md (Yb): New constraint.
16223 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16224 (REG_CLASS_NAMES): Likewise.
16225 (REG_CLASS_CONTENTS): Likewise.
16226 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16227 the b constraint with the Yb constraint. Call ___tls_get_addr
16228 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16230 (*tls_local_dynamic_base_32_gnu): Likewise.
16231 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16232 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16233 (*tls_local_dynamic_base_64_<mode>): Likewise.
16235 2016-06-24 Martin Liska <mliska@suse.cz>
16237 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16238 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16240 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16241 argument to true if the expected number of iterations is
16244 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16246 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16247 assemble for 32bit target.
16248 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16249 and $ld_ix86_gld_32_opt to link for 32bit target.
16250 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16251 * configure: Regenerate.
16253 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16255 * config/arm/arm.c (int_log2): Delete definition and prototype.
16256 (shift_op): Use exact_log2 instead of int_log2.
16257 (vfp3_const_double_for_fract_bits): Likewise.
16259 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16261 * internal-fn.c (expand_arith_set_overflow): New function.
16262 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
16264 (expand_arith_overflow_result_store): Likewise. Handle precision
16265 smaller than mode precision.
16266 * tree-vrp.c (extract_range_basic): For imag part, handle
16267 properly signed 1-bit precision result.
16268 * doc/extend.texi (__builtin_add_overflow): Document that last
16269 argument can't be pointer to enumerated or boolean type.
16270 (__builtin_add_overflow_p): Document that last argument can't
16271 have enumerated or boolean type.
16273 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16274 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16276 * config/rs6000/predicates.md (splat_input_operand): Rework.
16277 Don't allow constants, since the insns that use this predicate
16278 don't support constants. Constants are handled by other insns
16279 that are created via combine. During and after register
16280 allocation, only allow indexed or indirect addresses, and not
16281 general addresses. Only allow modes supported by the hardware.
16282 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
16283 comment. Move check for using VSPLTIS<x> to a common location,
16284 instead of doing it in two different places.
16286 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
16288 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16289 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
16290 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
16291 signature_CENTAUR_ebx.
16293 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
16297 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
16298 (as_ix86_gas_32_opt): This.
16299 (ld_ix86_tls_ldm_opt): Renamed to ...
16300 (ld_ix86_gld_32_opt): This.
16301 (R_386_TLS_LDM reloc): Updated.
16302 (R_386_GOT32X reloc): New assembler/linker check.
16303 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
16304 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
16306 * config.in: Regenerated.
16307 * configure: Likewise.
16308 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
16309 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
16310 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
16311 if ix86_force_load_from_GOT_p returns true.
16312 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
16313 ix86_force_load_from_GOT_p returns true.
16314 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
16315 the external function address via the GOT slot.
16316 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
16317 HAVE_AS_IX86_GOT32X before returning false.
16318 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
16319 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
16321 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
16323 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
16325 2016-06-23 Andi Kleen <ak@linux.intel.com>
16327 * Makefile.in: Regenerate.
16328 * doc/install.texi: Document autoprofiledbootstrap.
16330 2016-06-23 Andi Kleen <ak@linux.intel.com>
16332 * config/i386/gcc-auto-profile: New file.
16334 2016-06-23 Martin Liska <mliska@suse.cz>
16336 PR middle-end/71619
16337 * predict.c (predict_loops): Revert the hunk that was removed
16340 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
16342 * config.gcc: Add support for arm*-*-phoenix* targets.
16343 * config/arm/t-phoenix: New.
16344 * config/phoenix.h: New.
16346 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
16347 H.J. Lu <hongjiu.lu@intel.com>
16350 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
16351 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
16352 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
16353 ix86_force_load_from_GOT_p returns true.
16354 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
16355 ix86_force_load_from_GOT_p returns true.
16356 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
16357 ix86_force_load_from_GOT_p returns true.
16358 (ix86_expand_move): Load the external function address via the
16359 GOT slot if ix86_force_load_from_GOT_p returns true.
16360 * config/i386/predicates.md (x86_64_immediate_operand): Return
16361 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
16362 (x86_64_zext_immediate_operand): Ditto.
16364 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
16366 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
16368 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16371 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
16372 * diagnostic.c (pedwarn_at_rich_loc): New function.
16373 * spellcheck.h (best_match::best_match): Add a
16374 "best_distance_so_far" optional parameter.
16375 (best_match::set_best_so_far): New method.
16376 (best_match::get_best_distance): New accessor.
16377 (best_match::get_best_candidate_length): New accessor.
16379 2016-06-22 Nick Clifton <nickc@redhat.com>
16381 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
16382 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
16383 modes are accepted as well.
16384 (ucompare_loc_descriptor): Likewise.
16385 (minmax_loc_descriptor): Likewise.
16386 (clz_loc_descriptor): Likewise.
16387 (popcount_loc_descriptor): Likewise.
16388 (bswap_loc_descriptor): Likewise.
16389 (rotate_loc_descriptor): Likewise.
16390 (mem_loc_descriptor): Likewise.
16391 (loc_descriptor): Likewise.
16393 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16395 * common.opt (fdiagnostics-parseable-fixits): New option.
16396 * diagnostic.c: Include "selftest.h".
16397 (print_escaped_string): New function.
16398 (print_parseable_fixits): New function.
16399 (diagnostic_report_diagnostic): Call print_parseable_fixits.
16400 (selftest::assert_print_escaped_string): New function.
16401 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
16402 (selftest::test_print_escaped_string): New function.
16403 (selftest::test_print_parseable_fixits_none): New function.
16404 (selftest::test_print_parseable_fixits_insert): New function.
16405 (selftest::test_print_parseable_fixits_remove): New function.
16406 (selftest::test_print_parseable_fixits_replace): New function.
16407 (selftest::diagnostic_c_tests): New function.
16408 * diagnostic.h (struct diagnostic_context): Add field
16409 "parseable_fixits_p".
16410 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
16411 -fdiagnostics-parseable-fixits.
16412 (-fdiagnostics-parseable-fixits): New option.
16413 * opts.c (common_handle_option): Handle
16414 -fdiagnostics-parseable-fixits.
16415 * selftest-run-tests.c (selftest::run_tests): Call
16416 selftest::diagnostic_c_tests.
16417 * selftest.h (selftest::diagnostic_c_tests): New prototype.
16419 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
16421 PR tree-optimization/71488
16422 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
16423 comparison of boolean vectors.
16424 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
16425 of boolean vectors using bitwise operations.
16427 2016-06-22 Andreas Schwab <schwab@suse.de>
16429 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
16430 Remove declaration.
16432 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
16434 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
16436 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
16438 * config/i386/i386.c (print_reg): Emit an error message on attempt to
16441 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16443 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
16444 * config/arm/arm-cores.def (cortex-a73): New entry.
16445 (cortex-a73.cortex-a35): Likewise.
16446 (cortex-a73.cortex-a53): Likewise.
16447 * config/arm/arm-tables.opt: Regenerate.
16448 * config/arm/arm-tune.md: Likewise.
16449 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
16450 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16451 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
16452 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16453 * doc/invoke.texi (ARM Options): Document cortex-a73,
16454 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
16456 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16458 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
16459 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
16460 (cortex-a73.cortex-a35): Likewise.
16461 (cortex-a73.cortex-a53): Likewise.
16462 * config/aarch64/aarch64-tune.md: Regenerate.
16463 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
16464 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
16467 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16469 * configure.ac (gcc_cv_as_compress_debug): Remove
16470 --compress-debug-sections as extra as switch.
16471 Handle gas --compress-debug-sections=type.
16472 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
16473 Handle gld --compress-debug-sections=type.
16474 * configure: Regenerate.
16476 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
16478 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
16480 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
16482 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
16483 (do_rewrite): likewise.
16485 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16487 * common/config/mep/mep-common.c: Remove.
16488 * config.gcc: Remove mep-* support.
16489 * config/mep/constraints.md: Remove.
16490 * config/mep/default.h: Remove.
16491 * config/mep/intrinsics.h: Remove.
16492 * config/mep/intrinsics.md: Remove.
16493 * config/mep/ivc2-template.h: Remove.
16494 * config/mep/mep-c5.cpu: Remove.
16495 * config/mep/mep-core.cpu: Remove.
16496 * config/mep/mep-default.cpu: Remove.
16497 * config/mep/mep-ext-cop.cpu: Remove.
16498 * config/mep/mep-intrin.h: Remove.
16499 * config/mep/mep-ivc2.cpu: Remove.
16500 * config/mep/mep-pragma.c: Remove.
16501 * config/mep/mep-protos.h: Remove.
16502 * config/mep/mep.c: Remove.
16503 * config/mep/mep.cpu: Remove.
16504 * config/mep/mep.h: Remove.
16505 * config/mep/mep.md: Remove.
16506 * config/mep/mep.opt: Remove.
16507 * config/mep/predicates.md: Remove.
16508 * config/mep/t-mep: Remove.
16509 * doc/install.texi: Remove mep-* documentation.
16510 * doc/md.texi: Likewise.
16512 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16514 * config.gcc: Remove support for avr-rtems.
16515 * config/avr/gen-avr-mmcu-specs.c: Likewise.
16516 * config/avr/rtems.h: Remove.
16517 * config/avr/t-rtems: Remove.
16519 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16521 * config.gcc: Remove m32r-rtems support.
16522 * config/m32r/rtems.h: Remove.
16524 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16526 * config.gcc: Remove h8300-rtems support.
16527 * config/h8300/rtems.h: Remove.
16528 * config/h8300/t-rtems: Remove.
16530 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16532 * config.gcc: Remove support for knetbsd.
16533 * configure.ac: Likewise.
16534 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
16535 * config/knetbsd-gnu.h: Remove.
16536 * configure: Regenerate.
16538 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16540 * config.gcc: Remove support for openbsd 2 and 3.
16541 * config/openbsd-oldgas.h: Remove.
16543 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16545 * config.gcc: Remove interix support.
16546 * config/i386/i386-interix.h: Remove.
16547 * config/i386/interix.opt: Remove.
16548 * config/i386/t-interix: Remove.
16549 * configure: Regenerate.
16550 * configure.ac: Remove interix support.
16551 * doc/install.texi: Remove interix documentation.
16553 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
16555 * config/rs6000/rs6000.h: Add conditional preprocessing directives
16556 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
16559 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16561 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
16562 they are both PLACEHOLDER_EXPRs.
16564 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16566 * stor-layout.c (layout_type): Move setting complex MODE to
16567 layout_type, instead of setting it ahead of time by the caller.
16568 * tree.c (build_complex_type): Likewise.
16570 2016-06-21 Martin Liska <mliska@suse.cz>
16572 * predict.c (force_edge_cold): Replace imposisble with
16575 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16577 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
16578 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
16580 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16582 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
16584 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
16585 Ilya Enkovich <ilya.enkovich@intel.com>
16588 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16589 New member function to convert V1TImode register to SUBREG
16590 TImode in debug insn.
16591 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
16592 after changing register mode to V1TImode.
16594 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
16596 * config/aarch64/aarch64-cores.def (vulcan): New core.
16597 * config/aarch64/aarch64-tune.md: Regenerate.
16598 * doc/invoke.texi: Document vulcan as an available option.
16600 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16602 * cse.c (canon_asm_operands): New function extracted from...
16603 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
16604 either standalone or member of a PARALLEL.
16606 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16609 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
16610 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
16611 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
16613 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16616 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
16617 constant addresses if can_create_pseudo_p.
16619 2016-06-21 Jakub Jelinek <jakub@redhat.com>
16621 PR tree-optimization/71588
16622 * tree-ssa-strlen.c (valid_builtin_call): New function.
16623 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
16626 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16628 PR middle-end/71581
16629 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
16630 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
16631 for conversion of scalar user var to complex type and use the
16632 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
16635 PR rtl-optimization/71591
16636 * toplev.c (toplev::run_self_tests): If no_backend, complain and
16637 don't run any tests.
16639 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
16642 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
16643 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
16644 space for PIC with non-v32 and the common non-PIC "jump".
16646 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16649 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
16650 returned values and add UN*/LTGT/*ORDERED cases with values matching
16651 D operand modifier on vcmp for AVX.
16653 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16655 * config/aarch64/aarch64.opt
16656 (mpc-relative-literal-loads): Rename internal option name.
16657 * config/aarch64/aarch64.c
16658 (aarch64_nopcrelative_literal_loads): Rename to
16659 aarch64_pcrelative_literal_loads.
16660 (aarch64_expand_mov_immediate): Likewise.
16661 (aarch64_secondary_reload): Likewise.
16662 (aarch64_can_use_per_function_literal_pools_p): Likewise.
16663 (aarch64_override_options_after_change_1): Rename and simplify logic.
16664 (aarch64_classify_symbol): Merge large model checks into switch,
16665 remove pc-relative load check.
16667 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16669 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
16670 costs relative to the cost of a register move.
16672 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16674 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
16675 (vcvt_n_f64_u64): Likewise.
16676 (vcvt_n_s64_f64): Likewise.
16677 (vcvt_n_u64_f64): Likewise.
16678 (vcvt_f64_s64): Likewise.
16679 (vrecpe_f64): Likewise.
16680 (vcvt_f64_u64): Likewise.
16681 (vrecps_f64): Likewise.
16683 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16685 * config/aarch64/aarch64.md
16686 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
16688 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
16690 * config/aarch64/aarch64-builtins.c
16691 (aarch64_types_binop_uss_qualifiers): Delete.
16692 (TYPES_BINOP_USS): Likewise.
16693 (aarch64_types_binop_sus_qualifiers): Likewise.
16694 (TYPES_BINOP_SUS): Likewise.
16695 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
16696 (TYPES_FCVTIMM_SUS): Likewise.
16697 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
16699 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
16700 (fcvtzs): Use SHIFTIMM rather than BINOP.
16701 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
16703 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16705 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
16706 costs relative to the cost of a register move.
16708 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16710 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
16711 Allow scalar/single vector modes to be tieable.
16713 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16715 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
16717 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16719 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
16721 * tree.h (TYPE_ALIGN): Likewise.
16723 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16726 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
16728 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16730 * config/avr/avr.c (avr_print_operand): Fix "format not a string
16731 literal" build warnings.
16732 (avr_print_operand_address): Dito.
16734 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
16737 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
16738 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
16740 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
16742 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
16744 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
16747 * reload1.c (reload): Pass 0 to finish_spills when called because
16748 update_eliminables_and_spill returns true and remove did_spill.
16749 (finish_spills): Adjust comment and document GLOBAL parameter.
16751 2016-06-17 DJ Delorie <dj@redhat.com>
16754 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
16755 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
16756 (umulqihi3_virt): Likewise.
16757 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
16758 (umulqihi3_real): Likewise.
16760 2016-06-17 Martin Liska <mliska@suse.cz>
16762 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
16764 2016-06-17 Martin Liska <mliska@suse.cz>
16766 * predict.def: PRED_LOOP_EXIT from 92 to 85.
16768 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
16770 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
16772 (vaddq_f32): Likewise.
16773 (vmul_f32): Likewise.
16774 (vmulq_f32): Likewise.
16775 (vsub_f32): Likewise.
16776 (vsubq_f32): Likewise.
16778 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16780 PR tree-optimization/71347
16781 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
16782 cost for all uses in group.
16784 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16786 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
16787 insert gimple seq if it's not empty.
16789 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16791 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
16793 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
16794 rather than OFFSET.
16795 (comp_dr_with_seg_len_pair): Ditto.
16796 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
16797 struct dr_with_seg_len_pair against DR_OFFSET.
16798 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
16799 DR_OFFSET directly.
16801 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
16803 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
16805 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
16807 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
16808 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
16809 (pa_output_millicode_call): Likewise.
16810 (pa_output_call): Likewise.
16811 (pa_output_indirect_call): Likewise.
16812 (pa_asm_output_mi_thunk): Likewise.
16814 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16816 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
16818 2016-06-16 Martin Liska <mliska@suse.cz>
16820 * predict.c (combine_predictions_for_insn): When we find a first
16821 match predictor, we should consider just predictors with
16822 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
16823 DS theory predictor.
16824 (combine_predictions_for_bb): Likewise.
16826 2016-06-16 Jakub Jelinek <jakub@redhat.com>
16828 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
16829 with base of reference to struct.
16831 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
16833 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
16835 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16838 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
16839 progmem_swtable_section.
16840 (progmem_swtable_section): Remove.
16841 (avr_asm_function_rodata_section): Remove.
16842 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
16843 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
16845 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
16847 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16848 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
16849 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
16850 signature_CENTAUR_ebx.
16851 * config/i386/i386.c (ix86_option_override_internal): Add
16852 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
16853 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
16854 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
16856 2016-06-16 Martin Liska <mliska@suse.cz>
16858 * predict.def: Add fortran loop preheader predictor.
16859 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
16860 fold IFN_BUILTIN_EXPECT with a known constant argument.
16862 2016-06-16 Martin Liska <mliska@suse.cz>
16864 * predict.def: Add 'Fortran' to display text of all
16865 PRED_FORTRAN_* predictors.
16867 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
16870 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
16871 [IA64_BUILTIN_NANSQ]: Ditto.
16872 (ia64_fold_builtin): New function.
16873 (TARGET_FOLD_BUILTIN): New define.
16874 (ia64_init_builtins) Declare const_string_type node.
16875 Add __builtin_nanq and __builtin_nansq builtin functions.
16876 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
16878 2016-06-16 Nick Clifton <nickc@redhat.com>
16880 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
16881 MSP430_HWMULT_ prefix to enum values.
16882 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
16883 * config/msp430/msp430.c: Update use of enum values.
16884 * config/msp430/msp430.md: Likewise.
16885 * config/msp430/msp430.opt: Likewise.
16887 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
16889 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
16890 of comparsions in the last iteration.
16892 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
16893 Joern Rennecke <joern.rennecke@embecosm.com>
16895 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
16897 (arc_needs_pcl_p): Add GOTOFFPC.
16898 (arc_legitimate_pic_addr_p): Likewise.
16899 (arc_output_pic_addr_const): Likewise.
16900 (arc_legitimize_pic_address): Generate a pc-relative address using
16902 (arc_output_libcall): Use @pcl syntax.
16903 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
16904 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
16905 (*movsi_insn): Use @pcl syntax.
16906 (doloop_begin_i): Likewise.
16908 2016-06-16 Martin Liska <mliska@suse.cz>
16910 * predict.def: Define a new predictor.
16912 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
16914 * config/arc/arc.opt (mtp-regno): Update text.
16916 2016-06-16 Renlin Li <renlin.li@arm.com>
16918 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
16920 2016-06-16 Jakub Jelinek <jakub@redhat.com>
16923 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
16924 (setcc + and peephole2): Likewise.
16926 PR rtl-optimization/71532
16927 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
16930 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
16932 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
16933 DImode constants with XXSPLTIB in vector registers.
16934 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
16935 vsx_extract_<mode>_internal{1,2} into a single insn that handles
16936 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
16937 extraction of the element at the top of the register as a scalar
16939 (vsx_extract_<mode>_internal1): Likewise.
16940 (vsx_extract_<mode>_internal2): Likewise.
16941 * config/rs6000/constraints.md (wi constraint): Remove a comment
16942 about DImode not being allowed in Altivec registers.
16943 (wB constraint): New constraint for constants that can be
16944 generated in Altivec registers with VSPLTISW/VUPKHSW.
16945 * config/rs6000/predicates.md (xxspltib_constant_split): Update
16947 (xxspltib_constant_nosplit): Likewise.
16948 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
16949 support for -mupper-regs-di to enable DImode to go into Altivec
16951 (POWERPC_MASKS): Likewise.
16952 (power7 cpu): Likewise.
16953 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
16954 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
16955 for DImode being allowed in Altivec registers. Update wi/wj
16956 constraints. Set scalar_in_vmx_p flag.
16957 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
16958 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
16959 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
16960 (rs6000_opt_masks): Add -mupper-regs-di.
16961 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
16962 direct move to use wi and not wj.
16963 (lfiwzx): Likewise.
16964 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
16966 (floatunssi<mode>2_lfiwzx_mem): Likewise.
16967 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
16968 any VSX register, instead of just Altivec registers, to allow
16969 either operand to be an Altivec register or both.
16970 (fixuns_trunc<mode>di2_fctiduz): Likewise.
16971 (movdi_internal32): Add support for -mupper-regs-di. Add support
16972 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
16973 the alternatives and attributes to be lined up to be easier to
16975 (movdi_internal64): Likewise.
16976 (64-bit DImode splitters): Change predicates to only split loading
16977 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
16978 load constants in ISA 3.0 or ISA 2.07 respectively.
16979 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16980 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
16981 mention -mcpu=power9 sets these options.
16982 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
16985 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16988 * config/avr/avr.c (avr_set_current_function): Warn misspelled
16989 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
16990 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
16991 by default to warn misspelled interrupt/ signal handler.
16992 * doc/invoke.texi (AVR Options): Document it. Update description
16993 for -nodevicelib option.
16995 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16997 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
16998 up parentheses. Use GET_MODE_UNIT_BITSIZE.
16999 (aarch64_<sur>shll2_n<mode>): Likewise.
17001 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
17003 PR middle-end/71529
17004 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
17005 DECL_CONTEXT for copied arguments.
17007 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17009 PR tree-optimization/71483
17010 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
17013 2016-06-15 Martin Liska <mliska@suse.cz>
17015 * predict.c (tree_predict_by_opcode): Call predict_edge_def
17016 instead of predict_edge w/o a probability.
17018 2016-06-15 Alan Hayward <alan.hayward@arm.com>
17020 PR tree-optimization/71439
17021 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
17024 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17026 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
17027 register subregs in SET_SRC.
17029 2016-06-15 Richard Biener <rguenther@suse.de>
17031 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
17032 store restrictions.
17034 2016-06-15 Richard Biener <rguenther@suse.de>
17036 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
17037 not consider dependences between accesses that belong to the
17039 (vect_analyze_data_ref_dependences): Do not analyze read-read
17040 or self-dependences.
17042 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17044 * spellcheck-tree.c: Include spellcheck-tree.h rather than
17046 (find_closest_identifier): Reimplement in terms of
17047 best_match<tree,tree>.
17048 * spellcheck-tree.h: New file.
17049 * spellcheck.c (struct edit_distance_traits<const char *>): New
17051 (find_closest_string): Reimplement in terms of
17052 best_match<const char *, const char *>.
17053 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
17054 overload to spellcheck-tree.h.
17055 (find_closest_identifier): Likewise.
17056 (struct edit_distance_traits<T>): New template.
17057 (class best_match): New class.
17059 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17061 * selftest-run-tests.c (selftest::run_tests): Call
17062 selftest::spellcheck_tree_c_tests.
17063 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
17064 * spellcheck-tree.c: Include selftest.h and stringpool.h.
17065 (selftest::test_find_closest_identifier): New function.
17066 (selftest::spellcheck_tree_c_tests): New function.
17067 * spellcheck.c (selftest::test_find_closest_string): Verify that
17068 the order of the vec does not affect the results for this case.
17069 (selftest::test_data): New array.
17070 (selftest::test_metric_conditions): New function.
17071 (selftest::spellcheck_c_tests): Add a test of case-comparison.
17072 Call selftest::test_metric_conditions.
17074 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17076 * config/rs6000/rs6000-builtin.def (commentary): Typo.
17077 (BU_P9_MISC_1): Likewise.
17078 (BU_P9_64BIT_MISC_0): Likewise.
17079 (BU_P9_MISC_0): Likewise.
17081 2016-06-14 David Malcolm <dmalcolm@redhat.com>
17083 * gcc-rich-location.c
17084 (gcc_rich_location::add_fixit_misspelled_id): New method.
17085 * gcc-rich-location.h
17086 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
17088 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
17090 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
17091 FreeBSD 11 and above.
17093 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
17095 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
17097 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17099 * expmed.h: Close parenthesis in "at your option" in copyright
17101 * lower-subreg.h: Likewise.
17103 2016-06-14 Richard Biener <rguenther@suse.de>
17105 PR middle-end/71526
17106 * genmatch.c (expr::gen_transform): Use in_type for comparisons
17109 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17111 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
17113 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
17114 mask+shift version.
17115 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
17117 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
17118 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
17120 2016-06-14 Richard Biener <rguenther@suse.de>
17122 PR tree-optimization/71522
17123 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
17124 copying into float copying.
17126 2016-06-14 Jakub Jelinek <jakub@redhat.com>
17128 PR tree-optimization/71520
17129 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
17130 (replace_block_by): Move user labels from bb1 to bb2.
17132 2016-06-14 Richard Biener <rguenther@suse.de>
17134 PR middle-end/71310
17136 * expr.h (get_bit_range): Declare.
17137 * expr.c (get_bit_range): Export.
17138 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
17139 word_mode again to constrain the bitfield access.
17141 2016-06-14 Richard Biener <rguenther@suse.de>
17143 PR tree-optimization/71521
17144 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
17145 division int_const_binop against zero divisor.
17147 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17149 * config/i386/i386.md (signbittf2): New expander.
17150 * config/i386/sse.md (ptesttf2): New insn pattern.
17152 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17155 * input.c (selftest::test_reading_source_line): Avoid reading from
17156 __FILE__ by creating a tempfile with known content and reading
17159 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17161 * pretty-print.c (assert_pp_format_colored): Skip the test if
17163 (test_pp_format): Remove comment about GCC_COLORS.
17165 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17167 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
17168 * pretty-print.c (assert_pp_format_va): Add location param and use
17169 it with ASSERT_STREQ_AT.
17170 (assert_pp_format): Add location param and pass it to
17171 assert_pp_format_va.
17172 (assert_pp_format_colored): Likewise.
17173 (ASSERT_PP_FORMAT_1): New.
17174 (ASSERT_PP_FORMAT_2): New.
17175 (ASSERT_PP_FORMAT_3): New.
17176 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
17177 explicitly, or implicitly via the above macros.
17178 * selftest.c (selftest::pass): Use a selftest::location rather
17179 than file and line.
17180 (selftest::fail): Likewise. Print the function name.
17181 (selftest::fail_formatted): Likewise.
17182 (selftest::assert_streq): Use a selftest::location rather than
17184 * selftest.h (selftest::location): New struct.
17185 (SELFTEST_LOCATION): New macro.
17186 (selftest::pass): Accept a const location & rather than file
17188 (selftest::fail): Likewise.
17189 (selftest::fail_formatted): Likewise.
17190 (selftest::assert_streq): Likewise.
17191 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
17192 (ASSERT_FALSE): Likewise.
17193 (ASSERT_EQ): Likewise.
17194 (ASSERT_NE): Likewise.
17195 (ASSERT_STREQ): Likewise.
17196 (ASSERT_PRED1): Likewise.
17197 (ASSERT_STREQ_AT): New macro.
17199 2016-06-13 David Malcolm <dmalcolm@redhat.com>
17201 * selftest.c (selftest::fail_formatted): New function.
17202 (selftest::assert_streq): New function.
17203 * selftest.h (selftests::fail_formatted): New decl.
17204 (selftest::assert_streq): New decl.
17205 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17207 2016-06-13 Jeff Law <law@redhat.com>
17209 PR tree-optimization/71403
17210 * tree-ssa-threadbackward.c
17211 (convert_and_register_jump_thread_path): No longer accept reference
17212 to path. Do not pop items off the path anymore.
17213 (fsm_find_control_statement_thread_paths): Do not allow threading
17214 to a deeper loop nest. Pop the last item off the path here rather
17215 than in convert_and_register_jump_thread_path.
17217 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17218 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17220 [AArch64] Emit division using the Newton series
17222 * config/aarch64/aarch64-protos.h
17223 (cpu_approx_modes): Add new member "division".
17224 (aarch64_emit_approx_div): Declare new function.
17225 * config/aarch64/aarch64.c
17226 (generic_approx_modes): New member "division".
17227 (exynosm1_approx_modes): Likewise.
17228 (xgene1_approx_modes): Likewise.
17229 (aarch64_emit_approx_div): Define new function.
17230 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17231 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17232 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17233 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17235 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17236 Wilco Dijkstra <wilco.dijkstra@arm.com>
17238 [AArch64] Emit square root using the Newton series
17240 * config/aarch64/aarch64-protos.h
17241 (aarch64_emit_approx_rsqrt): Replace with new function
17242 "aarch64_emit_approx_sqrt".
17243 (cpu_approx_modes): New member "sqrt".
17244 * config/aarch64/aarch64.c
17245 (generic_approx_modes): New member "sqrt".
17246 (exynosm1_approx_modes): Likewise.
17247 (xgene1_approx_modes): Likewise.
17248 (aarch64_emit_approx_rsqrt): Replace with new function
17249 "aarch64_emit_approx_sqrt".
17250 (aarch64_override_options_after_change_1): Handle new option.
17251 * config/aarch64/aarch64-simd.md
17252 (rsqrt<mode>2): Use new function instead.
17253 (sqrt<mode>2): New expansion and insn definitions.
17254 * config/aarch64/aarch64.md: Likewise.
17255 * config/aarch64/aarch64.opt
17256 (mlow-precision-sqrt): Add new option description.
17257 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
17259 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17261 [AArch64] Add more choices for the reciprocal square root approximation
17263 Allow a target to prefer such operation depending on the operation mode.
17265 * config/aarch64/aarch64-protos.h
17266 (AARCH64_APPROX_MODE): New macro.
17267 (AARCH64_APPROX_{NONE,ALL}): Likewise.
17268 (cpu_approx_modes): New structure.
17269 (tune_params): New member "approx_modes".
17270 * config/aarch64/aarch64-tuning-flags.def
17271 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
17272 * config/aarch64/aarch64.c
17273 (generic_approx_modes): New core "cpu_approx_modes" structure.
17274 (exynosm1_approx_modes): Likewise.
17275 (xgene1_approx_modes): Likewise.
17276 (generic_tunings): New member "approx_modes".
17277 (cortexa35_tunings): Likewise.
17278 (cortexa53_tunings): Likewise.
17279 (cortexa57_tunings): Likewise.
17280 (cortexa72_tunings): Likewise.
17281 (exynosm1_tunings): Likewise.
17282 (thunderx_tunings): Likewise.
17283 (xgene1_tunings): Likewise.
17284 (use_rsqrt_p): New argument for the mode and use new member from
17286 (aarch64_builtin_reciprocal): Devise mode from builtin.
17287 (aarch64_optab_supported_p): New argument for the mode.
17288 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
17290 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17292 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
17293 RS6000_BTM_MODULO flag into the set of flags that are considered
17294 to be part of the common configuration.
17296 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17298 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
17299 difference unsigned.
17300 (vec_absdb): New macro for vector absolute difference unsigned
17302 (vec_absdh): New macro for vector absolute difference unsigned
17304 (vec_absdw): New macro for vector absolute difference unsigned word.
17305 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
17306 (vadu<mode>3): New insn.
17307 (*p9_vadu<mode>3): New insn.
17308 * config/rs6000/rs6000-builtin.def (vadub): New built-in
17310 (vaduh): New built-in definition.
17311 (vaduw): New built-in definition.
17312 (vadu): New overloaded built-in definition.
17313 (vadub): New overloaded built-in definition.
17314 (vaduh): New overloaded built-in definition.
17315 (vaduw): New overloaded built-in definition.
17316 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17317 overloaded vector absolute difference unsigned functions.
17318 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17319 the ISA 3.0 vector absolute difference unsigned built-in functions.
17321 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
17323 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
17324 update shared_lookup_references only once after changing operands.
17326 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
17328 PR middle-end/71373
17329 * tree-nested.c (convert_nonlocal_omp_clauses)
17330 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
17332 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
17333 * tree.def (CASE_LABEL_EXPR): Likewise.
17335 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
17338 * input.c (test_builtins): Fix an assertion.
17340 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17342 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
17343 (paritysi2): Ditto.
17345 (isinf<mode>2): Ditto.
17347 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17349 * ggc-tests.c (test_finalization): Only test need_finalization_p
17350 for GCC_VERSION >= 4003.
17352 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17354 * config/s390/vecintrin.h: Fix file description in comment.
17356 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17358 * config/s390/s390-builtin-types.def: Change builtin type naming
17359 scheme to match builtin-types.def.
17361 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
17363 * fold-const.c (optimize_minmax_comparison): Remove.
17364 (fold_comparison): Remove call to the above.
17365 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
17366 New transformations.
17368 2016-06-13 Alan Hayward <alan.hayward@arm.com>
17370 PR tree-optimization/71416
17371 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
17374 2016-06-13 Martin Liska <mliska@suse.cz>
17376 * predict.c (enum predictor_reason): Prefix enum with REASON_.
17377 (combine_predictions_for_insn): Likewise.
17378 (prune_predictions_for_bb): Likewise.
17379 (combine_predictions_for_bb): Likewise.
17381 2016-06-13 Richard Biener <rguenther@suse.de>
17383 PR tree-optimization/71505
17384 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
17385 assert match comment.
17387 2016-06-13 Marek Polacek <polacek@redhat.com>
17389 PR middle-end/71476
17390 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
17391 gimplify_switch_expr.
17392 (warn_switch_unreachable_r): New function.
17394 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17397 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
17400 2016-06-13 Richard Biener <rguenther@suse.de>
17402 PR middle-end/64516
17403 * fold-const.c (fold_unary_loc): Preserve alignment when
17404 folding a VIEW_CONVERT_EXPR into a MEM_REF.
17406 2016-06-13 Martin Liska <mliska@suse.cz>
17409 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
17410 w/ -fsanitize=bounds.
17412 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17414 * config/i386/i386.c (ix86_init_builtins): Calculate
17415 FLOAT128_FTYPE_CONST_STRING function type only once.
17416 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
17417 built-in functions are available for x86-32 and x86-64 targets.
17419 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17422 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
17423 New primitive type.
17424 (FLOAT128_FTYPE_CONST_STRING): New function type.
17425 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
17426 [IX86_BUILTIN_NANSQ]: Ditto.
17427 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17428 (ix86_init_builtin_types): Declare const_string_type_node.
17429 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
17431 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17432 * doc/extend.texi (x86 Built-in Functions): Document
17433 __builtin_nanq and __builtin_nansq.
17435 2016-06-11 Jiong Wang <jiong.wang@arm.com>
17438 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
17439 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
17440 length for pop patterns.
17441 (arm_attr_length_push_multi): Update comments.
17442 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
17444 (*pop_multiple_with_writeback_and_return): Likewise.
17445 (*pop_multiple_with_return): Likewise.
17447 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
17449 PR middle-end/71310
17450 * fold-const.c (optimize_bit_field_compare): Don't try to use
17451 word_mode unconditionally for reading the bit field, look at
17452 DECL_BIT_FIELD_REPRESENTATIVE instead.
17454 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
17456 PR middle-end/71478
17457 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
17458 vector integer type.
17460 2016-06-10 Jakub Jelinek <jakub@redhat.com>
17462 PR middle-end/71494
17463 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
17464 without LABEL_DECL, set *handled_ops_p to false instead of true.
17466 2016-06-10 Martin Sebor <msebor@redhat.com>
17469 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
17470 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
17471 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
17473 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
17474 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
17475 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
17476 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
17477 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
17478 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
17479 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
17480 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
17482 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17484 * config/arm/arm.h (pool_vector_label,
17485 return_used_this_function): Remove.
17487 2016-06-10 Jeff Law <law@redhat.com>
17489 PR tree-optimization/71335
17490 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
17491 zero length paths here.
17492 (convert_and_register_jump_thread_path): Remove hacks related to
17493 duplicated blocks in the jump thread path.
17494 (fsm_find_control_statement_thread_paths): Avoid putting the same
17495 block on the thread path twice, but ensure the thread path is
17496 unchanged from the caller's point of view.
17498 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17500 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
17501 * predict.def (PRED_LOOP_BRANCH): Remove.
17503 2016-06-10 David Malcolm <dmalcolm@redhat.com>
17505 * Makefile.in (OBJS): Add ggc-tests.o.
17506 (GTFILES): Add ggc-tests.c.
17507 * ggc-tests.c: New file.
17508 * selftest-run-tests.c (selftest::run_tests): Call
17509 selftest::ggc_tests_c_tests.
17510 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
17512 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
17514 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
17516 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
17519 * varasm.c (place_block_symbol): Adjust alignment for asan protected
17520 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
17522 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17524 * profile.c: Include cfgloop.h.
17525 (branch_prob): Compute estimated number of iterations.
17526 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
17527 recompute estimate number of iterations from profile.
17529 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17531 PR inline-asm/68843
17532 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
17533 must be grouped on top of stack. Don't force early clobber
17534 on ordinary reg outputs.
17536 2016-06-10 Richard Biener <rguenther@suse.de>
17538 * targhooks.c (default_builtin_vectorization_cost): Adjust
17539 vec_construct cost.
17541 2016-06-10 Richard Biener <rguenther@suse.de>
17543 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
17544 to fold the RHS to a constant if possible.
17546 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
17548 PR middle-end/71373
17549 * tree-nested.c (convert_nonlocal_omp_clauses)
17550 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
17551 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
17552 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
17554 * gimplify.c (gimplify_adjust_omp_clauses): Discard
17556 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
17558 * omp-low.c (scan_sharing_clauses): Don't expect
17559 OMP_CLAUSE__CACHE_.
17561 2016-06-10 Alan Hayward <alan.hayward@arm.com>
17563 PR tree-optimization/71407
17564 PR tree-optimization/71416
17565 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
17566 BIT_FIELD_REF type.
17568 2016-06-10 Richard Biener <rguenther@suse.de>
17570 PR middle-end/71477
17571 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
17573 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
17575 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
17577 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
17578 Jiong Wang <jiong.wang@arm.com>
17580 PR rtl-optimization/70751
17581 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
17582 spilled into memory.
17584 2016-06-09 Jonathan Yong <10walls@gmail.com>
17587 2015-09-21 Jonathan Yong <10walls@gmail.com>
17589 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
17590 sysroot/usr/lib/32api for additional win32 libraries,
17591 fixes failing Cygwin bootstrapping.
17593 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
17595 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
17598 2016-06-09 David Malcolm <dmalcolm@redhat.com>
17601 * pretty-print.c (pp_indent): Specify that %p is printed in a
17602 host-dependent manner.
17603 (test_pp_format): Remove the test for %p.
17605 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
17607 * config/mips/mips.c (mips_output_jump): Fix formatting.
17609 2016-06-09 Richard Biener <rguenther@suse.de>
17611 PR tree-optimization/71462
17612 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
17615 2016-06-09 Martin Liska <mliska@suse.cz>
17617 * predict.c (dump_prediction): Add new argument.
17618 (enum predictor_reason): New enum.
17619 (struct predictor_hash): New struct.
17620 (predictor_hash::hash): New function.
17621 (predictor_hash::equal): Likewise.
17622 (not_removed_prediction_p): New function.
17623 (prune_predictions_for_bb): Likewise.
17624 (combine_predictions_for_bb): Prune predictions.
17626 2016-06-09 Martin Liska <mliska@suse.cz>
17628 * predict.c (filter_predictions): New function.
17629 (remove_predictions_associated_with_edge): Use the filter
17631 (equal_edge_p): New function.
17633 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
17635 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
17636 Correct usage of @samp vs @option, add @samp where appropriate.
17637 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
17638 Add armv6s-m and document it, as it is no official ARM name.
17640 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17642 * ifcvt.c (struct noce_if_info): Add transform_name field.
17643 (noce_try_move): Set if_info->transform_name to the function name.
17644 (noce_try_ifelse_collapse): Likewise.
17645 (noce_try_store_flag): Likewise.
17646 (noce_try_inverse_constants): Likewise.
17647 (noce_try_store_flag_constants): Likewise.
17648 (noce_try_addcc): Likewise.
17649 (noce_try_store_flag_mask): Likewise.
17650 (noce_try_cmove): Likewise.
17651 (noce_try_cmove_arith): Likewise.
17652 (noce_try_minmax): Likewise.
17653 (noce_try_abs): Likewise.
17654 (noce_try_sign_mask): Likewise.
17655 (noce_try_bitop): Likewise.
17656 (noce_convert_multiple_sets): Likewise.
17657 (noce_process_if_block): Print if_info->transform_name to
17658 dump_file if transformation succeeded.
17660 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17662 * config/arm/cortex-a57.md (cortex_a57_alu):
17665 2016-06-08 Martin Sebor <msebor@redhat.com>
17666 Jakub Jelinek <jakub@redhat.com>
17670 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
17671 BUILT_IN_MUL_OVERFLOW_P): New builtins.
17672 * builtins.c: Include gimple-fold.h.
17673 (fold_builtin_arith_overflow): Handle
17674 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
17675 (fold_builtin_3): Likewise.
17676 * doc/extend.texi (Integer Overflow Builtins): Document
17677 __builtin_{add,sub,mul}_overflow_p.
17679 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
17681 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
17682 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
17684 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
17686 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
17687 Rewrite, looking one level down for records and arrays.
17689 2016-06-08 David Malcolm <dmalcolm@redhat.com>
17691 * pretty-print.c: Include "selftest.h".
17692 (pp_format): Fix comment.
17693 (identifier_to_locale): Likewise.
17694 (selftest::test_basic_printing): New function.
17695 (selftest::assert_pp_format): New function.
17696 (selftest::test_pp_format): New function.
17697 (selftest::pretty_print_c_tests): New function.
17698 * selftest-run-tests.c (selftest::run_tests): Call
17699 selftest::pretty_print_c_tests.
17700 * selftest.h (pretty_print_c_tests): New declaration.
17702 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17704 * invoke.texi (max-loop-headers-insns): Document.
17705 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
17706 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
17707 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
17709 2016-06-08 Richard Biener <rguenther@suse.de>
17711 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
17712 on strided SLP loads and fall back to scalar loads in case
17713 we can't chunk them.
17715 2016-06-08 Richard Biener <rguenther@suse.de>
17717 PR tree-optimization/71452
17718 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
17719 type used for the SSA rewrite has enough precision to cover
17720 the dynamic type of the location.
17722 2016-06-08 Jakub Jelinek <jakub@redhat.com>
17723 Richard Biener <rguenther@suse.de>
17726 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
17727 the same as DECL_P (base0) for indirect_base0. Use equality_code
17728 in one further place.
17730 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
17732 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
17733 to one word if the field is known to overlap other words.
17734 (extract_bit_field_1): Likewise.
17735 (store_split_bit_field): Remove compensating code.
17736 (extract_split_bit_field): Likewise.
17738 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
17742 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
17744 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17746 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
17748 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
17749 (arch64_addpv4sf): Delete.
17750 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
17751 "gen_aarch64_addpv4sf".
17752 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
17754 (vpadds_f32): Likewise.
17755 (vpaddq_f32): Likewise.
17756 (vpaddq_f64): Likewise.
17758 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17760 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
17762 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
17763 to VALLF. Rename to "fabd<mode>3".
17764 "*fabd_scalar<mode>3): Delete.
17765 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
17767 (vabdd_f64): Likewise.
17768 (vabd_f32): Likewise.
17769 (vabd_f64): Likewise.
17770 (vabdq_f32): Likewise.
17771 (vabdq_f64): Likewise.
17773 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17775 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
17777 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
17778 "aarch64_rsqrts<mode>".
17779 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
17780 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
17782 (vrsqrtsd_f64): Likewise.
17783 (vrsqrts_f32): Likewise.
17784 (vrsqrts_f64): Likewise.
17785 (vrsqrtsq_f32): Likewise.
17786 (vrsqrtsq_f64): Likewise.
17788 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17790 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
17792 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
17793 "aarch64_rsqrte<mode>".
17794 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
17795 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
17797 (vrsqrted_f64): Likewise.
17798 (vrsqrte_f32): Likewise.
17799 (vrsqrte_f64): Likewise.
17800 (vrsqrteq_f32): Likewise.
17801 (vrsqrteq_f64): Likewise.
17803 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17805 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
17807 (fcvtzs): Likewise.
17808 (fcvtzu): Likewise.
17809 * config/aarch64/aarch64-simd.md
17810 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
17811 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
17812 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
17814 (vcvt_n_f32_u32): Likewise.
17815 (vcvt_n_s32_f32): Likewise.
17816 (vcvt_n_u32_f32): Likewise.
17817 (vcvtq_n_f32_s32): Likewise.
17818 (vcvtq_n_f32_u32): Likewise.
17819 (vcvtq_n_f64_s64): Likewise.
17820 (vcvtq_n_f64_u64): Likewise.
17821 (vcvtq_n_s32_f32): Likewise.
17822 (vcvtq_n_s64_f64): Likewise.
17823 (vcvtq_n_u32_f32): Likewise.
17824 (vcvtq_n_u64_f64): Likewise.
17825 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
17826 (VSDQ_SDI): Likewise.
17827 (fcvt_target): Support V4DI, V4SI and V2SI.
17828 (FCVT_TARGET): Likewise.
17830 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17832 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
17833 (TYPES_BINOP_SUS): Likewise.
17834 (aarch64_simd_builtin_data): Update include file name.
17835 (aarch64_builtins): Likewise.
17836 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
17837 for conversion between scalar float-point and fixed-point.
17839 (fcvtzs): Likewise.
17840 (fcvtzu): Likewise.
17841 * config/aarch64/aarch64.md
17842 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
17843 pattern for conversion between scalar float to fixed-pointer.
17844 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
17845 (UNSPEC_FCVTZS): New UNSPEC enumeration.
17846 (UNSPEC_FCVTZU): Likewise.
17847 (UNSPEC_SCVTF): Likewise.
17848 (UNSPEC_UCVTF): Likewise.
17849 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
17851 (vcvtd_n_f64_u64): Likewise.
17852 (vcvtd_n_s64_f64): Likewise.
17853 (vcvtd_n_u64_f64): Likewise.
17854 (vcvtd_n_f32_s32): Likewise.
17855 (vcvts_n_f32_u32): Likewise.
17856 (vcvtd_n_s32_f32): Likewise.
17857 (vcvts_n_u32_f32): Likewise.
17858 * config/aarch64/iterators.md (fcvt_target): Support integer to float
17860 (FCVT_TARGET): Likewise.
17861 (FCVT_FIXED2F): New iterator.
17862 (FCVT_F2FIXED): Likewise.
17863 (fcvt_fixed_insn): New define_int_attr.
17865 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17867 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
17868 some statements was removed.
17870 2016-06-08 Alan Hayward <alan.hayward@arm.com>
17872 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
17873 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
17874 (vect_can_advance_ivs_p): likewise.
17875 (vect_update_ivs_after_vectorizer): likewise.
17876 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
17877 (vect_analyze_scalar_cycles_1): likewise.
17878 (vect_analyze_loop_operations): likewise.
17879 (report_vect_op): likewise.
17880 (vect_is_slp_reduction): likewise.
17881 (vect_is_simple_reduction): likewise.
17882 (get_initial_def_for_induction): likewise.
17883 (vect_transform_loop): likewise.
17884 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
17885 (vect_recog_sad_pattern): likewise.
17886 (vect_recog_widen_sum_pattern): likewise.
17887 (vect_recog_widening_pattern): likewise.
17888 (vect_recog_divmod_pattern): likewise.
17889 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
17890 (vect_analyze_slp_instance): likewise.
17891 (vect_transform_slp_perm_load): likewise.
17892 (vect_schedule_slp_instance): likewise.
17894 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17896 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
17897 (return_prediction): PRED_CONST_RETURN predict return as not taken.
17898 * predict.def (PRED_CONTINUE): Change hitrate 50->67
17899 (PRED_LOOP_BRANCH): Document predictor as broken.
17900 (PRED_LOOP_EXIT): Change hitrate 91->92.
17901 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
17902 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
17903 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
17904 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
17905 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
17906 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
17907 (PRED_CALL): Chane hitrate 71->67.
17908 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
17909 (PRED_GOTO): Document as unused right now.
17910 (PRED_CONST_RETURN): Change hitrate 67->69
17911 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
17912 (PRED_NULL_RETURN): Change hitrate 91->90.
17913 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
17914 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
17915 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
17917 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
17919 * config/rs6000/altivec.h: Add __builtin_vec_mul.
17920 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
17921 special case Altivec builtin.
17922 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17923 VSX_BUILTIN_VEC_MUL (replaced with special case code).
17924 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17925 code for ALTIVEC_BUILTIN_VEC_MUL.
17926 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17927 for __builtin_vec_mul.
17929 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
17931 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
17934 2016-06-07 David Malcolm <dmalcolm@redhat.com>
17936 * spellcheck.c (selftest::test_find_closest_string): New function.
17937 (spellcheck_c_tests): Call the above.
17939 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17941 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
17943 2016-06-07 Jakub Jelinek <jakub@redhat.com>
17945 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
17946 Yv=Yv,C alternatives.
17948 2016-06-07 Richard Biener <rguenther@suse.de>
17951 * common.opt (ffast-math): Make Optimization.
17953 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
17954 Prachi Godbole <prachi.godbole@imgtec.com>
17956 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
17957 `fabs' and `fneg' type attributes.
17958 (p5600_fpu_fabs): Add `fmove' to the comment.
17960 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17962 * gimple.c: Include builtins.h
17963 (gimple_inexpensive_call_p): New function.
17964 * gimple.h (gimple_inexpensive_call_p): Declare.
17965 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
17966 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
17969 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
17971 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
17972 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
17973 warning_at_rich_loc, warning_n, pedwarn, permerror,
17974 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
17975 sorry, fatal_error, internal_error, internal_error_no_backtrace):
17978 2016-06-07 Richard Biener <rguenther@suse.de>
17980 PR tree-optimization/71428
17981 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
17982 BIT_FIELD_REF op vs. load.
17984 2016-06-07 Richard Biener <rguenther@suse.de>
17986 PR middle-end/71423
17987 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
17990 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
17992 * config/pa/pa.md (call): Generate indirect long calls to non-local
17993 functions on TARGET_64BIT.
17994 (call_value): Likewise.
17996 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
17998 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
17999 pattern and subsequent splitters.
18000 (call_val_reg_64bit_post_reload): Likewise.
18002 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18004 PR middle-end/71408
18005 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
18006 propagate_op_to_single_use.
18008 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
18010 PR middle-end/71281
18011 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
18013 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
18015 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
18016 (enum x86_dirflag_state): New enum.
18017 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
18018 (machine_function): Remove needs_cld.
18019 (ix86_current_function_needs_cld): Remove.
18020 * config/i386/i386.c (ix86_set_func_type): Set
18021 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
18022 (ix86_expand_prologue): Do not emit CLD here.
18023 (ix86_dirflag_mode_needed): New function.
18024 (ix86_dirflag_mode_entry): Ditto.
18025 (ix86_mode_needed): Handle X86_DIRFLAG entity.
18026 (ix86_mode_after): Ditto.
18027 (ix86_mode_entry): Ditto.
18028 (ix86_mode_exit): Ditto.
18029 (ix86_emit_mode_set): Ditto.
18030 * config/i386/i386.md (strmov_singleop): Set
18031 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
18032 Do not set ix86_current_function_needs_cld.
18034 (strset_singleop): Ditto.
18036 (cmpstrnqi_nz_1): Ditto.
18037 (cmpstrnqi_1): Ditto.
18038 (strlenqi_1): Ditto.
18040 2016-06-06 Jakub Jelinek <jakub@redhat.com>
18042 PR tree-optimization/71259
18043 * tree-vect-slp.c (vect_get_constant_vectors): For
18044 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
18045 one for constant op, and use COND_EXPR for non-constant.
18047 2016-06-06 David Malcolm <dmalcolm@redhat.com>
18049 * Makefile.in (OBJS): Add function-tests.o,
18050 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
18051 selftest-run-tests.o.
18052 (OBJS-libcommon): Add selftest.o.
18053 (OBJS-libcommon-target): Add selftest.o.
18054 (all.internal): Add "selftest".
18055 (all.cross): Likewise.
18056 (selftest): New phony target.
18057 (s-selftest): New target.
18058 (selftest-gdb): New phony target.
18059 (COLLECT2_OBJS): Add selftest.o.
18060 * bitmap.c: Include "selftest.h".
18061 (selftest::test_gc_alloc): New function.
18062 (selftest::test_set_range): New function.
18063 (selftest::test_clear_bit_in_middle): New function.
18064 (selftest::test_copying): New function.
18065 (selftest::test_bitmap_single_bit_set_p): New function.
18066 (selftest::bitmap_c_tests): New function.
18067 * common.opt (fself-test): New.
18068 * diagnostic-show-locus.c: Include "selftest.h".
18069 (make_range): New function.
18070 (test_range_contains_point_for_single_point): New function.
18071 (test_range_contains_point_for_single_line): New function.
18072 (test_range_contains_point_for_multiple_lines): New function.
18073 (assert_eq): New function.
18074 (test_get_line_width_without_trailing_whitespace): New function.
18075 (selftest::diagnostic_show_locus_c_tests): New function.
18076 * et-forest.c: Include "selftest.h".
18077 (selftest::test_single_node): New function.
18078 (selftest::test_simple_tree): New function.
18079 (selftest::test_disconnected_nodes): New function.
18080 (selftest::et_forest_c_tests): New function.
18081 * fold-const.c: Include "selftest.h".
18082 (selftest::assert_binop_folds_to_const): New function.
18083 (selftest::assert_binop_folds_to_nonlvalue): New function.
18084 (selftest::test_arithmetic_folding): New function.
18085 (selftest::fold_const_c_tests): New function.
18086 * function-tests.c: New file.
18087 * gimple.c: Include "selftest.h".
18088 Include "gimple-pretty-print.h".
18089 (selftest::verify_gimple_pp): New function.
18090 (selftest::test_assign_single): New function.
18091 (selftest::test_assign_binop): New function.
18092 (selftest::test_nop_stmt): New function.
18093 (selftest::test_return_stmt): New function.
18094 (selftest::test_return_without_value): New function.
18095 (selftest::gimple_c_tests): New function.
18096 * hash-map-tests.c: New file.
18097 * hash-set-tests.c: New file.
18098 * input.c: Include "selftest.h".
18099 (selftest::assert_loceq): New function.
18100 (selftest::test_accessing_ordinary_linemaps): New function.
18101 (selftest::test_unknown_location): New function.
18102 (selftest::test_builtins): New function.
18103 (selftest::test_reading_source_line): New function.
18104 (selftest::input_c_tests): New function.
18105 * rtl-tests.c: New file.
18106 * selftest-run-tests.c: New file.
18107 * selftest.c: New file.
18108 * selftest.h: New file.
18109 * spellcheck.c: Include "selftest.h".
18110 (selftest::levenshtein_distance_unit_test_oneway): New function,
18111 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
18112 (selftest::levenshtein_distance_unit_test): Likewise.
18113 (selftest::spellcheck_c_tests): Likewise.
18114 * toplev.c: Include selftest.h.
18115 (toplev::run_self_tests): New.
18116 (toplev::main): Handle -fself-test.
18117 * toplev.h (toplev::run_self_tests): New.
18118 * tree.c: Include "selftest.h".
18119 (selftest::test_integer_constants): New function.
18120 (selftest::test_identifiers): New function.
18121 (selftest::test_labels): New function.
18122 (selftest::tree_c_tests): New function.
18123 * tree-cfg.c: Include "selftest.h".
18124 (selftest::push_fndecl): New function.
18125 (selftest::test_linear_chain): New function.
18126 (selftest::test_diamond): New function.
18127 (selftest::test_fully_connected): New function.
18128 (selftest::tree_cfg_c_tests): New function.
18129 * vec.c: Include "selftest.h".
18130 (selftest::safe_push_range): New function.
18131 (selftest::test_quick_push): New function.
18132 (selftest::test_safe_push): New function.
18133 (selftest::test_truncate): New function.
18134 (selftest::test_safe_grow_cleared): New function.
18135 (selftest::test_pop): New function.
18136 (selftest::test_safe_insert): New function.
18137 (selftest::test_ordered_remove): New function.
18138 (selftest::test_unordered_remove): New function.
18139 (selftest::test_block_remove): New function.
18140 (selftest::reverse_cmp): New function.
18141 (selftest::test_qsort): New function.
18142 (selftest::vec_c_tests): New function.c.
18143 * wide-int.cc: Include selftest.h and wide-int-print.h.
18144 (selftest::from_int <wide_int>): New function.
18145 (selftest::from_int <offset_int>): New function.
18146 (selftest::from_int <widest_int>): New function.
18147 (selftest::assert_deceq): New function.
18148 (selftest::assert_hexeq): New function.
18149 (selftest::test_printing <VALUE_TYPE>): New function template.
18150 (selftest::test_ops <VALUE_TYPE>): New function template.
18151 (selftest::test_comparisons <VALUE_TYPE>): New function template.
18152 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
18154 (selftest::wide_int_cc_tests): New function.
18156 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18158 PR middle-end/37780
18159 * ifcvt.c (noce_try_ifelse_collapse): New function.
18161 (noce_process_if_block): Call noce_try_ifelse_collapse.
18162 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
18163 (simplify_ternary_operation): Use the above to simplify
18164 conditional CLZ/CTZ expressions.
18166 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18168 PR middle-end/37780
18169 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
18170 define_insn_and_split.
18172 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18174 PR middle-end/37780
18175 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
18177 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
18180 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
18181 Implicitly clobber memory for basic asm with non-empty assembler
18182 string. Use targetm.md_asm_adjust also here.
18183 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
18184 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
18185 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
18186 non-empty assembler string.
18187 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
18188 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
18189 (decode_asm_operands): Handle basic asm in PARALLEL block.
18190 (extract_insn): Handle basic asm in PARALLEL block.
18191 * doc/extend.texi: Mention new behavior of basic asm.
18192 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
18193 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
18194 branch_needs_nop_p): Use asm_noperands.
18196 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
18198 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
18199 Include the M7 SPARC DFA scheduler.
18200 New attribute v3pipe.
18201 Annotate insns with v3pipe where appropriate.
18202 Define cpu_feature vis4.
18203 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18204 Add (V8QI "8") to vbits.
18205 Add insns {add,sub}v8qi3
18206 Add insns ss{add,sub}v8qi3
18207 Add insns us{add,sub}{v8qi,v4hi}3
18208 Add insns {min,max}{v8qi,v4hi,v2si}3
18209 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18210 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18211 * config/sparc/niagara4.md: Add a comment explaining the
18212 discrepancy between the documented latenty numbers and the
18214 * config/sparc/niagara7.md: New file.
18215 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18216 supports SPARC5 and VIS 4.0 instructions.
18217 * configure: Regenerate.
18218 * config.in: Likewise.
18219 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18220 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18221 TARGET_CPU_niagara7.
18222 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18223 (CPP_CPU_SPEC): Handle niagara7.
18224 (ASM_CPU_SPEC): Likewise.
18225 * config/sparc/sparc-opts.h (processor_type): Add
18226 PROCESSOR_NIAGARA7.
18227 (mvis4): New option.
18228 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18229 (AS_NIAGARA7_FLAG): Define.
18230 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18231 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18232 (CPP_CPU_SPEC): Handle niagara7.
18233 (ASM_CPU_SPEC): Likewise.
18234 * config/sparc/sparc.c (niagara7_costs): Define.
18235 (sparc_option_override): Handle niagara7 and adjust cache-related
18236 parameters with better values for niagara cpus. Also support VIS4.
18237 (sparc32_initialize_trampoline): Likewise.
18238 (sparc_use_sched_lookahead): Likewise.
18239 (sparc_issue_rate): Likewise.
18240 (sparc_register_move_cost): Likewise.
18241 (dump_target_flag_bits): Support VIS4.
18242 (sparc_vis_init_builtins): Likewise.
18243 (sparc_builtins): Likewise.
18244 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18246 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18248 * config/sparc/sparc.opt (sparc_processor_type): New value
18250 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18252 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18254 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18257 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
18259 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
18261 2016-06-06 Richard Biener <rguenther@suse.de>
18263 PR tree-optimization/71398
18264 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
18267 2016-06-05 James Bowman <james.bowman@ftdichip.com>
18269 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
18270 ft32_expand_prolog, ft32_expand_epilogue):
18271 Handle pretend_args.
18272 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
18273 * config/ft32/ft32.md: Add pretend_returner.
18275 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
18278 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18279 Copy op1 RTX to avoid invalid sharing.
18280 (ix86_expand_vector_move_misalign): Ditto.
18282 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
18284 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
18287 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18289 * predict.c (predicted_by_loop_heuristics_p): New function.
18290 (predict_iv_comparison): Use it.
18291 (predict_loops): Walk from innermost loops; do not predict edges
18292 leaving multiple loops multiple times; implement
18293 PRED_LOOP_ITERATIONS_MAX heuristics.
18294 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
18296 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18298 * cfg.c (check_bb_profile): Do not report mismatched profiles when
18299 only edges out of BB are EH edges.
18301 2016-06-04 Martin Sebor <msebor@redhat.com>
18302 Marcin Baczyński <marbacz@gmail.com>
18305 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
18306 a void expression in a void function.
18308 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18310 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
18311 aux; dump reasons of decisions.
18312 (should_duplicate_loop_header_p): Likewise.
18313 (do_while_loop_p): Likewise.
18314 (ch_base::copy_headers): Dump asi num insns duplicated.
18316 2016-06-04 Jakub Jelinek <jakub@redhat.com>
18318 PR tree-optimization/71405
18319 * tree-ssa.c (execute_update_addresses_taken): For clobber with
18320 incompatible type, build a new clobber with the right type instead
18321 of building a VIEW_CONVERT_EXPR around it.
18323 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18325 PR tree-optimization/52171
18326 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
18327 by_pieces_ninsns instead of move_by_pieces_ninsns.
18329 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18331 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
18332 for reg+reg addressing mode.
18334 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18336 * rs6000-c.c (c/c-tree.h): Add #include.
18337 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
18338 in C++ when found in the base position of vec_ld or vec_st.
18340 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18342 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
18343 use of profile unless profile status is PROFILE_READ.
18344 * profile.c (compute_branch_probabilities): Set profile status
18345 only after reporting predictor hitrates.
18347 2016-06-03 Joseph Myers <joseph@codesourcery.com>
18351 * common.opt (ffp-int-builtin-inexact): New option.
18352 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
18353 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
18354 (ceil@var{m}2): Document dependence on this option.
18355 * ipa-inline-transform.c (inline_call): Handle
18356 flag_fp_int_builtin_inexact.
18357 * ipa-inline.c (can_inline_edge_p): Likewise.
18358 * config/i386/i386.md (rintxf2): Do not test
18359 flag_unsafe_math_optimizations.
18360 (rint<mode>2_frndint): New define_insn.
18361 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
18362 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
18363 for 387 instead of extending and truncating.
18364 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
18365 !flag_trapping_math instead of flag_unsafe_math_optimizations.
18366 Change to frndint<mode>2_<rounding>.
18367 (frndintxf2_<rounding>_i387): Likewise. Change to
18368 frndint<mode>2_<rounding>_i387.
18369 (<rounding_insn>xf2): Likewise.
18370 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
18371 !flag_trapping_math instead of flag_unsafe_math_optimizations for
18372 x87. Test TARGET_ROUND || !flag_trapping_math ||
18373 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
18374 SSE. Use ROUND_NO_EXC in constant operand of
18375 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
18376 for 387 instead of extending and truncating.
18378 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
18379 Julia Koval <julia.koval@intel.com>
18391 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
18392 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
18393 all registers, except for function return registers if there are
18394 no caller-saved registers.
18395 (ix86_set_func_type): New function.
18396 (ix86_set_current_function): Call ix86_set_func_type to set
18397 no_caller_saved_registers and func_type. Call reinit_regs if
18398 caller-saved registers are changed. Don't allow MPX, SSE, MMX
18399 nor x87 instructions in interrupt handler nor function with
18400 no_caller_saved_registers attribute.
18401 (ix86_function_ok_for_sibcall): Return false if there are no
18402 caller-saved registers.
18403 (type_natural_mode): Don't warn ABI change for MMX in interrupt
18405 (ix86_function_arg_advance): Skip for callee in interrupt handler.
18406 (ix86_function_arg): Return special arguments in interrupt handler.
18407 (ix86_promote_function_mode): Promote pointer to word_mode only
18408 for normal functions.
18409 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
18411 (ix86_epilogue_uses): New function.
18412 (ix86_hard_regno_scratch_ok): Likewise.
18413 (ix86_save_reg): Preserve all registers in interrupt handler
18414 after reload. Preserve all registers, except for function return
18415 registers, if there are no caller-saved registers after reload.
18416 (find_drap_reg): Always use callee-saved register if there are
18417 no caller-saved registers.
18418 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
18419 for interrupt handler.
18420 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
18421 Emit cld instruction if stringops are used in interrupt handler
18422 or interrupt handler isn't a leaf function.
18423 (ix86_expand_epilogue): Generate interrupt return for interrupt
18424 handler and pop the 'ERROR_CODE' off the stack before interrupt
18425 return in exception handler.
18426 (ix86_expand_call): Disallow calling interrupt handler directly.
18427 If there are no caller-saved registers, mark all registers that
18428 are clobbered by the call which returns as clobbered.
18429 (ix86_handle_no_caller_saved_registers_attribute): New function.
18430 (ix86_handle_interrupt_attribute): Likewise.
18431 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
18433 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
18434 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
18435 accumulation in interrupt function if stack may be realigned to
18437 (EPILOGUE_USES): New.
18438 (function_type): New enum.
18439 (machine_function): Add func_type and no_caller_saved_registers.
18440 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
18441 (interrupt_return): New pattern.
18442 * doc/extend.texi: Document x86 interrupt and
18443 no_caller_saved_registers attributes.
18445 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
18447 PR tree-optimization/52171
18448 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
18449 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
18450 Look for constant strings. Move some code to emit_block_cmp_hints
18452 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
18453 * defaults.h (COMPARE_MAX_PIECES): New macro.
18454 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
18455 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
18456 (clear_by_pieces_1): Don't declare. Move definition before use.
18457 (can_do_by_pieces): New static function.
18458 (can_move_by_pieces): Use it. Return bool.
18459 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
18460 OP. All callers changed. Handle COMPARE_BY_PIECES.
18461 (class pieces_addr); New.
18462 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
18463 pieces_addr::adjust, pieces_addr::increment_address,
18464 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
18466 (class op_by_pieces_d): New.
18467 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
18469 (class move_by_pieces_d, class compare_by_pieces_d,
18470 class store_by_pieces_d): New subclasses of op_by_pieces_d.
18471 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
18472 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
18473 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
18474 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
18475 compare_by_pieces_d::finish_mode): New member functions.
18476 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
18478 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
18479 (emit_block_cmp_hints): New function.
18480 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
18481 use the newly defined classes.
18482 * expr.h (by_pieces_constfn): New typedef.
18483 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
18484 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
18485 (move_by_pieces_ninsns): Don't declare.
18486 (can_move_by_pieces): Change return value to bool.
18487 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
18488 (compare_by_pieces_branch_ratio): New hook.
18489 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
18490 (by_pieces_ninsns): Declare.
18491 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
18493 (default_compare_by_pieces_branch_ratio): New function.
18494 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
18495 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
18496 * doc/tm.texi: Regenerate.
18497 * tree-ssa-strlen.c: Include "builtins.h".
18498 (handle_builtin_memcmp): New static function.
18499 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
18500 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
18502 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18504 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
18505 relevant stmts which are simple and invariant.
18506 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
18507 instead of simple and invariant
18509 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18511 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
18512 (vectorizable_reduction): Check for new relevant state.
18513 (vectorizable_live_operation): vectorize live stmts using
18514 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
18515 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
18516 (vect_stmt_relevant_p): Check for stmts which are only used live.
18517 (process_use): Use of a stmt does not inherit it's live value.
18518 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
18519 (vect_analyze_stmt): Check for new relevant state.
18520 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
18521 outside the loop, but not inside it.
18523 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18525 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
18526 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
18527 (vect_get_vec_def_for_operand): Split out code.
18529 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
18531 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
18533 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18535 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
18537 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18539 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
18541 2016-06-03 Jakub Jelinek <jakub@redhat.com>
18543 PR middle-end/71387
18544 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
18545 to noreturn e->callee->decl that has void return type and void
18546 arguments, adjust gimple_call_fntype and remove lhs even if it had
18547 previously addressable type.
18549 2016-06-02 Jeff Law <law@redhat.com>
18551 PR tree-optimization/71328
18552 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
18553 error when checking for a jump back onto the copied path.
18555 2016-06-02 David Malcolm <dmalcolm@redhat.com>
18557 * config/microblaze/microblaze.c (get_branch_target): Add return
18558 NULL_RTX for the non-CALL_P case.
18559 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
18560 (insert_wic): Remove unused local "j".
18562 2016-06-02 Martin Liska <mliska@suse.cz>
18564 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
18566 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
18567 Julia Koval <julia.koval@intel.com>
18569 * function.c (assign_parm_setup_stack): Force source into a
18570 register if needed.
18571 * target.def (function_incoming_arg): Update documentation to
18572 allow arbitrary address computation based on hard register.
18573 * doc/tm.texi: Regenerated.
18575 2016-06-02 Martin Liska <mliska@suse.cz>
18577 * predict.c (combine_predictions_for_bb): Fix first match in
18578 cases where a first predictor contains more than one occurence
18579 in list of predictors. Take the best value in such case.
18581 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18583 PR rtl-optimization/71295
18584 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
18585 offset would go over the size of the inner mode reject it.
18587 2016-06-02 Jakub Jelinek <jakub@redhat.com>
18589 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
18590 x=x,x and v=v,m instead of x=x,m.
18592 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
18593 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
18594 alternative to v=rm,C.
18596 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
18597 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
18598 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
18599 instead of vex for the last two above mentioned alternatives.
18601 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18604 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
18606 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
18608 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
18610 2016-06-01 David Malcolm <dmalcolm@redhat.com>
18612 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
18613 from int to unsigned.
18615 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18617 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
18618 alternatives, eliminating preferred register class. Add support
18619 for the MTVSRDD instruction in ISA 3.0.
18620 (vsx_splat_v4si_internal): Use splat_input_operand instead of
18621 reg_or_indexed_operand.
18622 (vsx_splat_v4sf_internal): Likewise.
18624 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18627 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
18628 for loading up all 0's or all 1's.
18630 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
18632 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
18634 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
18636 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
18638 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
18639 * gcc.c (set_source_date_epoch_envvar): New function, sets
18640 the SOURCE_DATE_EPOCH environment variable to the current time.
18642 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18644 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
18645 the factor for live Phi nodes.
18647 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18649 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
18650 * tree-parloops.c (parallelize_loops): likewise.
18651 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
18652 tree_unswitch_outer_loop): likewise.
18654 2016-06-01 Jakub Jelinek <jakub@redhat.com>
18656 PR middle-end/71371
18657 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
18658 around creation of the temporary.
18660 2016-06-01 Richard Biener <rguenther@suse.de>
18662 PR tree-optimization/71366
18663 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
18664 (unloop_loops): Move removing edges here ...
18665 (try_unroll_loop_completely): ... from here.
18666 (try_peel_loop): ... and here.
18667 (tree_unroll_loops_completely_1): Track parent loops via
18668 bitmap of header BBs.
18669 (tree_unroll_loops_completely): Adjust for that.
18671 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18673 * config/rs6000/altivec.h (vec_slv): New macro.
18674 (vec_srv): New macro.
18675 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
18676 (UNSPEC_VSRV): New value.
18679 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
18680 (vsrv): New builtin definition.
18681 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
18682 define argument types for new builtin.
18683 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
18685 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
18688 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
18689 Jocelyn Mayer <l_indien@magic.fr>
18692 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
18693 detect processor family for signature_CENTAUR_ebx.
18694 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
18695 signature_CENTAUR_ebx.
18696 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
18697 <default>: Pass x86-64 for has_longmode.
18699 2016-06-01 Nathan Sidwell <nathan@acm.org>
18701 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
18704 2016-06-01 Richard Biener <rguenther@suse.de>
18706 PR tree-optimization/71261
18707 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
18708 of stmts successfully put in the bool pattern. Remove
18709 single-use restriction.
18710 (adjust_bool_pattern_cast): Add cast at the use site via the
18711 pattern def sequence.
18712 (adjust_bool_pattern): Remove recursion, maintain a hash-map
18713 of patterned defs. Use the pattern def seqence instead of
18714 multiple independent patterns.
18715 (sort_after_uid): New qsort compare function.
18716 (adjust_bool_stmts): New function to process stmts in the bool
18717 pattern in IL order.
18718 (vect_recog_bool_pattern): Adjust.
18719 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
18720 (ifcvt_walk_pattern_tree): Likewise.
18721 (stmt_is_root_of_bool_pattern): Likewise.
18722 (ifcvt_repair_bool_pattern): Likewise.
18723 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
18725 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18727 * loop-unroll.c (decide_unroll_constant_iterations,
18728 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
18729 likely upper bounds.
18730 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
18732 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
18734 * tree-core.h (enum omp_clause_code): Remove
18735 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
18737 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18739 * config/arm/sync.md (arm_store_exclusive<mode>):
18740 Use 'H' output modifier on operands[2] rather than creating a new
18741 entry in out-of-bounds memory of the operands array.
18742 (arm_store_release_exclusivedi): Likewise.
18744 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18746 * config/arm/arm.c (arm_fusion_enabled_p): New function.
18747 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
18748 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
18749 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
18751 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18753 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
18754 into account live statements for mask producers.
18756 2016-06-01 Richard Biener <rguenther@suse.de>
18758 PR tree-optimization/71311
18759 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
18760 restrict to non-INTEGER_CST @0.
18762 2016-06-01 Richard Biener <rguenther@suse.de>
18764 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
18765 (relational patterns): Use :c to avoid pattern duplications.
18767 2016-06-01 Richard Biener <rguenther@suse.de>
18769 * genmatch.c (comparison_code_p): New predicate.
18770 (swap_tree_comparison): New function.
18771 (commutate): Add for_vec parameter to append new for entries.
18772 Support commutating relational operators by swapping it alongside
18774 (lower_commutative): Adjust.
18775 (dt_simplify::gen): Do not pass artificial operators to gen
18777 (decision_tree::gen): Do not add artificial operators as parameters.
18778 (parser::parse_expr): Verify operator commutativity when :c is
18779 applied. Allow :C to override this.
18780 * match.pd: Adjust patterns to use :C instead of :c where required.
18782 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
18784 PR tree-optimization/71077
18785 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
18786 the combining step, use boolean_false_node and boolean_true_node
18787 as the designated false/true return values.
18789 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18791 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
18792 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
18793 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
18796 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18798 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
18799 of flags impliying the register renaming.
18800 * toplev.c (process_options): Do not imply flag_rename_registers with
18803 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18805 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
18806 default implementation.
18808 2016-05-31 Nathan Sidwell <nathan@acm.org>
18810 * dwarf2out.c (cur_line_info_table): Add GTY marker.
18812 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18814 * config/sh/constraints.md (b): Remove constraint.
18815 * config/sh/predicates.md (arith_reg_operand): Remove
18817 * config/sh/sh-modes.def (PDI): Remove.
18818 * config/sh/sh.c (sh_target_reg_class,
18819 sh_optimize_target_register_callee_saved): Remove functions.
18820 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
18821 (sh_expand_epilogue): Update comment.
18822 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
18823 sh_secondary_reload): Remove TARGET_REGS related code.
18824 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
18825 TARGET_REGISTER_P): Remove macros.
18826 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
18827 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
18828 TR1_REG, TR2_REG): Remove constants.
18829 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
18831 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18833 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
18834 define_expand patterns.
18835 (adddi3_compact): Rename to adddi3.
18836 (subdi3_compact): Rename to subdi3.
18837 (*negdi2): Rename to negdi2.
18838 (*abs<mode>2): Rename to abs<mode>2.
18840 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18842 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
18843 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
18844 (atomic_sub_fetchsi): ... this new pattern.
18845 (mvtc): Add CC_REG clobber.
18847 2016-05-31 Marek Polacek <polacek@redhat.com>
18849 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
18851 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18853 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
18854 aarch64_fusion_enabled_p to check for fusion capabilities.
18856 2016-05-31 Richard Biener <rguenther@suse.de>
18858 PR tree-optimization/71352
18859 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
18860 minus one and a negate.
18862 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18864 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
18865 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
18867 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
18868 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
18869 Remove use of aarch64_simd_attr_length_move, set length attribute
18871 (*aarch64_be_movoi): Likewise.
18872 (*aarch64_be_movci): Likewise.
18873 (*aarch64_be_movxi): Likewise.
18875 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18877 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
18878 It no longer does that.
18879 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
18881 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
18883 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
18884 attribute __unused__.
18886 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
18888 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
18889 * config/arm/arm.c (arm_arch_thumb1): Define.
18890 (arm_option_override): Initialize arm_arch_thumb1.
18891 * config/arm/arm.h (arm_arch_thumb1): Declare.
18892 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
18893 support Thumb-1 ISA.
18895 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
18898 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
18899 `Yv' for scalar operand.
18901 2016-05-31 Tom de Vries <tom@codesourcery.com>
18903 PR tree-optimization/69068
18904 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
18905 phis with more than two args.
18907 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
18909 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
18910 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
18913 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
18915 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
18917 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18919 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
18920 cpu_32, cpu_64, tune_32 and tune_64.
18921 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
18923 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
18925 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
18927 2016-05-30 Andi Kleen <ak@linux.intel.com>
18929 * auto-profile.c (read_profile): Replace asserts with errors
18930 when file does not exist.
18931 * gcov-io.c (gcov_read_words): Dito.
18933 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18935 * tree-cfg.c (print_loop): Print likely upper bounds.
18937 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18939 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
18940 * opts.c (default_options): Enable peel loops at -O3.
18941 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
18942 (try_peel_loop): Do not re-peel already peeled loops;
18943 use likely upper bounds; fix profile updating.
18944 (pass_complete_unroll::execute): Initialize peeled_loops.
18946 2016-05-30 Martin Liska <mliska@suse.cz>
18948 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
18949 computed costs by frequency of BB they belong to.
18950 (get_scaled_computation_cost_at): New function.
18952 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
18953 Marc Glisse <marc.glisse@inria.fr>
18955 PR tree-optimization/71289
18956 * match.pd (-1 / B < A, A > -1 / B): New transformations.
18958 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18960 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
18962 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18964 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
18965 for peeled copies; avoid underflow when updating estimates; correctly
18966 scale loop profile.
18968 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18970 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
18971 r236875. Corrected oe3 to oe2 as obvious.
18973 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18975 PR middle-end/71269
18976 PR middle-end/71252
18977 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
18978 that inserted stmt will not dominate stmts that defines its operand.
18979 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
18980 (rewrite_expr_tree_parallel): Likewise.
18982 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18984 PR middle-end/71252
18985 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
18986 all fields including stmt_to_insert are swapped.
18988 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18990 * predict.h (force_edge_cold): Declare.
18991 * predict.c (force_edge_cold): New function.
18992 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
18994 (canonicalize_loop_induction_variables): Fix formating.
18996 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
18998 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
18999 (visium_expand_copysign): Use gen_int_mode directly.
19000 (visium_compute_frame_size): Minor tweaks.
19002 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
19004 * tree-vect-loop.c (vect_analyze_loop_2): Use
19005 likely_max_stmt_executions_int.
19007 2016-05-30 Tom de Vries <tom@codesourcery.com>
19009 PR tree-optimization/69067
19010 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
19012 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
19015 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
19016 New peepholes to remove unneeded fild/fistp pairs.
19017 (define_peephole2 atomic_loaddi_fpu): Ditto.
19019 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19021 * predict.c (maybe_hot_frequency_p): Avoid division.
19023 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19025 * doc/install.texi: Use https for shop.fsf.org.
19027 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19029 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
19030 likely_max_stmt_executions_int.
19032 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19034 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
19035 likely_max_stmt_executions_int.
19037 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19039 * profile.c (compute_branch_probabilities): Do not report hitrates
19041 (branch_prob): Report hitrates here.
19042 * predict.c (gimple_predict_edge): Do not assert profile status;
19043 fix formatting issues.
19045 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19047 * predict.c (edge_predicted_by_p): New function.
19048 (predict_paths_for_bb): Do not put multiple predictions of the same type
19051 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19053 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
19056 2016-05-28 Alan Modra <amodra@gmail.com>
19058 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
19060 2016-05-28 Alan Modra <amodra@gmail.com>
19062 PR rtl-optimization/71275
19063 * ira.c (ira): Free dominance info.
19065 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
19067 * doc/sourcebuild.texi: New address for upstream Go repository.
19069 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
19071 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
19072 (TARGET_ARM_V7M): Likewise.
19074 2016-05-26 Jeff Law <law@redhat.com>
19076 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
19077 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19078 * passes.def: Add jump threading passes before DOM/VRP.
19079 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
19080 argument to a basic block from an edge. Remove tests which are
19082 (pass_data_thread_jumps, class pass_thread_jumps): New.
19083 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
19084 (make_pass_thread_jumps): Likewise.
19085 * tree-pass.h (make_pass_thread_jumps): Declare.
19087 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
19089 * config/visium/visium-protos.h (split_double_move): Rename into...
19090 (visium_split_double_move): ...this.
19091 (visium_split_double_add): Declare.
19092 * config/visium/visium.c (split_double_move): Rename into...
19093 (visium_split_double_move): ...this.
19094 (visium_split_double_add): New function.
19095 (visium_expand_copysign): Renumber operands for consistency.
19096 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
19097 (DFmode move splitter): Likewise.
19098 (*addi3_insn): Split by means of visium_split_double_add.
19099 (*adddi3_insn_flags): Delete.
19100 (*plus_plus_sltu<subst_arith>): New insn.
19101 (*subdi3_insn): Split by means of visium_split_double_add.
19102 (subdi3_insn_flags): Delete.
19103 (*minus_minus_sltu<subst_arith>): New insn.
19104 (*negdi2_insn): Split by means of visium_split_double_add.
19105 (*negdi2_insn_flags): Delete.
19107 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
19109 * configure.ac: Treat a --with-headers option without argument
19110 the same as the default (i.e. consult sys-include directory).
19111 * configure: Regenerate.
19113 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19115 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
19116 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
19118 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
19119 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
19121 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19124 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
19125 tree-stdarg analysis results.
19126 (aarch64_setup_incoming_varargs): Likewise.
19128 2016-05-27 Jiong Wang <jiong.wang@arm.com>
19130 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
19131 va_list_gpr_counter_field and va_list_fpr_counter_field.
19133 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
19136 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
19137 * config/aarch64/aarch64.c
19138 (aarch64_cannot_change_mode_class): Remove function.
19139 * config/aarch64/aarch64-protos.h
19140 (aarch64_cannot_change_mode_class): Remove.
19142 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
19144 * cfgloop.c (record_niter_bound): Record likely upper bounds.
19145 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19146 get_likely_max_loop_iterations_int): New.
19147 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
19148 any_likely_upper_bound.
19149 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
19151 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
19152 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
19154 (unroll_loop_constant_iterations): Likewise.
19155 (unroll_loop_runtime_iterations): Likewise.
19156 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
19157 * lto-streamer-out.c (output_cfg): Likewise.
19158 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
19160 (canonicalize_loop_induction_variables): Dump likely upper bounds.
19161 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
19162 (likely_max_loop_iterations): New.
19163 (likely_max_loop_iterations_int): New.
19164 (likely_max_stmt_executions): New.
19165 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
19166 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
19167 likely_max_stmt_executions): Declare.
19169 2016-05-27 Marek Polacek <polacek@redhat.com>
19171 PR middle-end/71308
19172 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
19174 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19176 * config/s390/s390.md (2x risbg splitters): Use
19177 reg_overlap_mentioned_p instead of rtx_equal_p.
19179 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
19181 * combine.c (make_compound_operation): Take known zero bits into
19182 account when checking for possible zero_extend.
19184 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19186 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19187 Use const_int_operand for operand 2 predicate. Simplify expand code
19190 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
19192 PR middle-end/71279
19193 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
19196 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19198 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
19199 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
19200 that returns CC_SESWPmode and CC_ZESWPmode.
19201 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19203 (aarch64_rtx_costs): Likewise.
19205 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19207 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19208 for ISA 3.0 min/max support.
19209 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19210 conditional move support.
19211 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19212 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19214 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19215 conditional moves where the comparison type is different from move
19217 (fp_minmax): New code iterator for smin/smax.
19218 (minmax): New code attributes for min/max.
19219 (SMINMAX): Likewise.
19220 (smax<mode>3): Combine min, max insns into one insn using the
19221 fp_minmax code iterator. Add support for ISA 3.0 min/max
19222 instructions that don't need -ffast-math.
19223 (s<minmax><mode>3): Likewise.
19224 (smax<mode>3_vsx): Likewise.
19225 (smin<mode>3): Likewise.
19226 (s<minmax><mode>3_vsx): Likewise.
19227 (smin<mode>3_vsx): Likewise.
19228 (pre-VSX min/max splitters): Likewise.
19229 (s<minmax><mode>3_fpr): Likewise.
19230 (movsfcc): Rewrite floating point conditional moves to combine
19231 SFmode/DFmode into a single insn.
19232 (mov<mode>cc): Likewise.
19233 (movdfcc): Likewise.
19234 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19235 SFDF2 iterators to handle all combinations.
19236 (fseldfsf4): Likewise.
19237 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19238 (fseldfdf4): Likewise.
19239 (fselsfdf4): Likewise.
19240 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19241 comparison instructions that set a 0/-1 mask, and use it for
19242 floating point conditional move via XXSEL.
19243 (fpmask<mode>): Likewise.
19244 (xxsel<mode>): Likewise.
19245 * config/rs6000/predicates.md (min_max_operator): Delete, no
19247 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19248 instructions that generate a 0/-1 mask for use with XXSEL.
19249 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19250 say whether floating point min/max is available, either through
19251 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19252 (TARGET_MINMAX_DF): Likewise.
19254 2016-05-27 Alan Modra <amodra@gmail.com>
19256 PR rtl-optimization/71275
19257 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19258 for update_equiv_regs and combine_and_move_insns.
19260 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
19262 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
19263 if_then_else or cond RTXes to calculate attribute value.
19264 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
19265 <attr "length_immediate>: Ditto.
19266 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
19267 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
19268 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
19269 <attr "type">: Ditto.
19270 <attr "prefix_data16">: Ditto.
19271 <attr "prefix_extra">: Ditto.
19272 <attr "length_immediate">: Ditto.
19273 <attr "prefix">: Ditto.
19274 (vec_set<mode>_0) <attr "isa">: Ditto.
19275 <attr "prefix_extra">: Ditto.
19276 <attr "length_immediate">: Ditto.
19277 <attr "prefix">: Ditto.
19278 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
19279 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
19280 (sse2_storelpd) <attr "prefix_data16">: Ditto.
19281 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
19282 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
19283 <attr "length_immediate">: Ditto.
19284 <attr "prefix">: Ditto.
19285 (sse2_movsd) <attr "length_immediate">: Ditto.
19286 <attr "prefix">: Ditto.
19287 (vec_concatv2df) <attr "isa">: Ditto.
19288 <attr "prefix">: Ditto.
19289 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
19290 (*vec_extractv2di_1) <attr "isa">: Ditto.
19291 <attr "type">: Ditto.
19292 <attr "length_immediate">: Ditto.
19293 <attr "prefix_rex">: Ditto.
19294 <attr "prefix_extra">: Ditto.
19295 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
19296 <attr "prefix_extra">: Ditto.
19297 <attr "length_immediate">: Ditto.
19298 (vec_concatv2di) <attr "isa">: Ditto.
19299 <attr "prefix_extra">: Ditto.
19300 <attr "length_immediate">: Ditto.
19301 <attr "prefix">: Ditto.
19303 2016-05-26 Martin Liska <mliska@suse.cz>
19305 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
19307 (operator+): Likewise.
19308 (operator-): Likewise.
19309 (comp_cost::operator+=): Likewise.
19310 (comp_cost::operator-=): Likewise.
19311 (comp_cost::operator/=): Likewise.
19312 (comp_cost::operator*=): Likewise.
19313 (operator<): Likewise.
19314 (operator==): Likewise.
19315 (operator<=): Likewise.
19316 (new_cost): Remove.
19317 (infinite_cost_p): Likewise.
19318 (add_costs): Likewise.
19319 (sub_costs): Likewise.
19320 (compare_costs): Likewise.
19321 (set_group_iv_cost): Use the newly introduced functions.
19322 (get_address_cost): Likewise.
19323 (get_shiftadd_cost): Likewise.
19324 (force_expr_to_var_cost): Likewise.
19325 (split_address_cost): Likewise.
19326 (ptr_difference_cost): Likewise.
19327 (difference_cost): Likewise.
19328 (get_computation_cost_at): Likewise.
19329 (determine_group_iv_cost_generic): Likewise.
19330 (determine_group_iv_cost_address): Likewise.
19331 (determine_group_iv_cost_cond): Likewise.
19332 (autoinc_possible_for_pair): Likewise.
19333 (determine_group_iv_costs): Likewise.
19334 (cheaper_cost_pair): Likewise.
19335 (iv_ca_recount_cost): Likewise.
19336 (iv_ca_set_no_cp): Likewise.
19337 (iv_ca_set_cp): Likewise.
19338 (iv_ca_cost): Likewise.
19339 (iv_ca_new): Likewise.
19340 (iv_ca_dump): Likewise.
19341 (iv_ca_narrow): Likewise.
19342 (iv_ca_prune): Likewise.
19343 (iv_ca_replace): Likewise.
19344 (try_add_cand_for): Likewise.
19345 (try_improve_iv_set): Likewise.
19346 (find_optimal_iv_set): Likewise.
19348 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
19350 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
19351 that internal functions will clobber all caller-saved registers.
19353 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19355 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
19356 Return a better case_values_threshold when optimizing.
19358 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19360 * config/aarch64/aarch64-simd.md (aarch64_combinez):
19361 Add ? to integer variant.
19362 (aarch64_combinez_be): Likewise.
19364 2016-05-26 Jakub Jelinek <jakub@redhat.com>
19366 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
19367 instead of x constraint.
19368 (vcvtps2ph256<mask_name>): Likewise.
19370 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
19371 alternative. Formatting fix.
19373 * config/i386/sse.md
19374 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
19376 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
19377 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
19378 maybe_evex prefix instead of vex.
19379 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
19380 EXT_REX_SSE_REG_P (op0) case in the splitter.
19382 2016-05-25 Jeff Law <law@redhat.com>
19384 PR tree-optimization/71272
19385 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
19386 Update comments. Add test for empty path.
19388 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
19390 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
19391 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
19392 special case builtin.
19393 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19394 code for ALTIVEC_BUILTIN_VEC_CMPNE.
19395 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19396 for __builtin_vec_cmpne.
19398 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
19400 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
19401 redundant test and bail out if the type of the new operand is not
19402 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
19404 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19406 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
19407 (x_ix86_target_flags_explicit): Remove.
19408 * config/i386/i386.c (ix86_function_specific_save): Do not copy
19409 x_ix86_target_flags_explicit.
19410 (ix86_function_specific_restore): Ditto.
19412 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19413 H.J. Lu <hongjiu.lu@intel.com>
19416 * common/config/i386/i386-common.c
19417 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
19418 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
19419 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
19420 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
19421 (-mgeneral-regs-only): Add new option.
19422 * config/i386/i386.c (ix86_option_override_internal): Don't enable
19423 x87 instructions if only general registers are allowed.
19424 (ix86_target_string): Add ix86_flags argument. Handle additional
19425 flags options through ix86_flags argument. Update all callers.
19426 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
19428 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19430 PR rtl-optimization/66940
19431 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
19432 decrementing desired_val will not overflow before performing these
19435 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
19437 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
19438 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
19439 * config/i386/i386.c (enum ix86_builtins): Add
19440 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
19441 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
19442 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
19443 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
19444 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
19445 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
19446 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
19447 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
19448 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
19449 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
19450 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
19451 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
19452 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
19453 __builtin_ia32_cvtps2dq512_mask.
19454 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
19455 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
19456 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
19457 * config/i386/sse.md
19458 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
19460 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
19461 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
19463 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
19464 (avx512f_vec_pack_sfix_v8df): New define_expand.
19465 (avx512f_roundpd512): Rename to ...
19466 (avx512f_round<castmode>512): ... this. Change iterator.
19467 (avx512f_roundps512_sfix): New define_expand.
19468 (round<mode>2_sfix): Change iterator.
19470 2016-05-25 Nick Clifton <nickc@redhat.com>
19472 * config/msp430/msp430.c (msp430_attr): Produce an error if a
19473 static interrupt handler is detected.
19474 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
19475 default linker script.
19476 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
19477 the low part of a symbolic pointer.
19479 2016-05-25 Richard Biener <rguenther@suse.de>
19481 PR tree-optimization/71261
19482 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
19483 interesting stmt instead of immediate uses when looking
19484 for the use operand to replace.
19486 2016-05-25 Martin Liska <mliska@suse.cz>
19488 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
19490 2016-05-25 Richard Biener <rguenther@suse.de>
19492 PR tree-optimization/71264
19493 * tree-vect-stmts.c (vect_init_vector): Properly deal with
19496 2016-05-25 Martin Liska <mliska@suse.cz>
19498 PR tree-optimization/71239
19499 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
19500 if DECL_SIZE is NULL.
19502 2016-05-25 Richard Biener <rguenther@suse.de>
19504 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
19505 * tree-if-conv.c (pass_data_if_conversion): Use it.
19507 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19509 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
19510 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
19511 * varpool.c (varpool_node::get_availability): Likewise.
19513 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19515 * config/rs6000/altivec.md (VNEG iterator): New iterator for
19516 VNEGW/VNEGD instructions.
19517 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
19518 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
19519 support for ISA 3.0 VNEGW/VNEGD instructions.
19521 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
19523 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
19524 pointers inside OACC_DATA regions.
19525 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
19526 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
19527 (gimplify_adjust_omp_clauses): Fix typo in comment.
19529 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19531 * config/rs6000/altivec.md (VParity): New mode iterator for vector
19532 parity built-in functions.
19533 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
19535 (p9v_parity<mode>2): Likewise.
19536 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
19538 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
19539 (parity<mode>2): ISA 3.0 expander for vector parity.
19540 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
19542 (BU_P9_64BIT_MISC_0): Likewise.
19543 (BU_P9_MISC_0): Likewise.
19544 (BU_P9V_AV_1): Likewise.
19545 (BU_P9V_AV_2): Likewise.
19546 (BU_P9V_AV_3): Likewise.
19547 (BU_P9V_AV_P): Likewise.
19548 (BU_P9V_VSX_1): Likewise.
19549 (BU_P9V_OVERLOAD_1): Likewise.
19550 (BU_P9V_OVERLOAD_2): Likewise.
19551 (BU_P9V_OVERLOAD_3): Likewise.
19552 (VCTZB): Add vector count trailing zeros support.
19556 (VPRTYBD): Add vector parity support.
19557 (VPRTYBQ): Likewise.
19558 (VPRTYBW): Likewise.
19559 (VCTZ): Add overloaded vector count trailing zeros support.
19560 (VPRTYB): Add overloaded vector parity support.
19561 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19562 overloaded vector count trailing zeros and parity instructions.
19563 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
19564 vector parity support.
19565 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
19566 trailing zeros support.
19567 (vec_cntlz): Likewise.
19568 (vec_vctzb): Likewise.
19569 (vec_vctzd): Likewise.
19570 (vec_vctzh): Likewise.
19571 (vec_vctzw): Likewise.
19572 (vec_vprtyb): Add ISA 3.0 vector parity support.
19573 (vec_vprtybd): Likewise.
19574 (vec_vprtybw): Likewise.
19575 (vec_vprtybq): Likewise.
19576 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19577 the ISA 3.0 vector count trailing zeros and vector parity built-in
19580 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19582 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
19583 when there is stmt_to_insert.
19585 2016-05-24 Martin Sebor <msebor@redhat.com>
19588 * tree.h (complete_or_array_type_p): New inline function.
19590 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19592 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
19593 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
19594 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
19596 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
19597 Limit 1st alternative to noavx isa, split 2nd alternative into one
19598 noavx and one avx alternative, use *x and Bm in the former and
19599 x and m in the latter.
19601 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
19602 of sse4 for the first alternative, drop %v from the template
19603 and d operand modifier. Split second alternative into one sse4_noavx
19604 and one avx alternative, use *x instead of *v in the former and v
19605 instead of *v in the latter.
19606 (*sse4_1_extractps): Use noavx isa instead of * for the first
19607 alternative, drop %v from the template. Split second alternative into
19608 one noavx and one avx alternative, use *x instead of *v in the
19609 former and v instead of *v in the latter.
19610 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
19611 with noavx and the last one with avx.
19612 (sse4_1_phminposuw): Guard first alternative with noavx isa,
19613 split the second one into one noavx and one avx alternative,
19614 use *x and Bm in the former and x and m in the latter one.
19615 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
19618 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
19619 first two alternatives to noavx, use *x instead of *v in the second
19620 one, add avx alternative without *.
19621 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
19622 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
19623 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
19625 2016-05-24 Jeff Law <law@redhat.com>
19627 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
19628 New function, extracted from...
19629 (fsm_find_control_statement_thread_paths): Here. Use the new function.
19630 Allow simple copies and constant initializations in the SSA chain.
19632 2016-05-24 Marek Polacek <polacek@redhat.com>
19635 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
19638 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19641 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
19642 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
19643 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
19644 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
19645 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
19647 2016-05-24 Richard Biener <rguenther@suse.de>
19649 PR tree-optimization/71240
19650 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
19653 2016-05-24 Richard Biener <rguenther@suse.de>
19655 PR tree-optimization/71230
19656 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
19658 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19660 * tree-vectorizer.h (vectorizable_comparison): Delete.
19661 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
19662 PURE_SLP_STMT check.
19663 * tree-vect-stmts.c (vectorizable_call): Likewise.
19664 (vectorizable_simd_clone_call): Likewise.
19665 (vectorizable_conversion): Likewise.
19666 (vectorizable_assignment): Likewise.
19667 (vectorizable_shift): Likewise.
19668 (vectorizable_operation): Likewise.
19669 (vectorizable_load): Likewise.
19670 (vectorizable_condition): Likewise.
19671 (vectorizable_store): Likewise. Assert that we don't have
19673 (vectorizable_comparison): Make static. Remove redundant
19674 PURE_SLP_STMT check.
19675 (vect_transform_stmt): Assert that we always have an slp_node
19678 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19680 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
19681 operands[2] against 1 with comparison against CONST1_RTX.
19682 (<shift>di3_neon): Likewise.
19683 * config/arm/predicates.md (const0_operand): Replace with comparison
19684 against CONST0_RTX.
19686 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19688 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
19689 operands[2] against 1 with comparison against CONST1_RTX.
19690 (ashrdi3): Likewise.
19691 (lshrdi3): Likewise.
19692 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
19694 (ashrsi3): Likewise.
19695 (lshrsi3): Likewise.
19696 (rotrsi3): Likewise.
19697 (define_split above *compareqi_eq0): Likewise.
19698 (define_split above "prologue"): Likewise.
19699 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
19700 * config/arm/predicates.md (shift_operator): Likewise.
19701 (shift_nomul_operator): Likewise.
19702 (sat_shift_operator): Likewise.
19703 (thumb1_cmp_operand): Likewise.
19704 (const_neon_scalar_shift_amount_operand): Replace manual range
19705 check with IN_RANGE.
19706 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
19707 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
19709 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19711 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
19712 with HOST_WIDE_INT_1.
19714 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
19715 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
19716 (arm_canonicalize_comparison): Likewise.
19717 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
19719 (thumb1_size_rtx_costs): Likewise.
19720 (vfp_const_double_index): Replace cast of 1 to unsigned
19721 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19722 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
19724 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
19725 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19726 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
19727 HOST_WIDE_INT with HOST_WIDE_INT_1.
19729 2016-05-24 Marek Polacek <polacek@redhat.com>
19731 * tree-cfg.h (should_remove_lhs_p): New predicate.
19732 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
19733 * gimplify.c (gimplify_modify_expr): Likewise.
19734 * tree-cfg.c (verify_gimple_call): Likewise.
19735 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
19736 * gimple-fold.c: Include "tree-cfg.h".
19737 (gimple_fold_call): Use should_remove_lhs_p.
19739 2016-05-24 Richard Biener <rguenther@suse.de>
19741 PR tree-optimization/71253
19742 * cfganal.h (control_dependences): Make robust against edge
19744 (control_dependences::control_dependences): Remove edge_list argument.
19745 (control_dependences::get_edge): Remove.
19746 (control_dependences::get_edge_src): Add.
19747 (control_dependences::get_edge_dest): Likewise.
19748 (control_dependences::m_el): Make a vector of edge src/dest index.
19749 * cfganal.c (control_dependences::find_control_dependence): Adjust.
19750 (control_dependences::control_dependences): Likewise.
19751 (control_dependences::~control_dependence): Likewise.
19752 (control_dependences::get_edge): Remove.
19753 (control_dependences::get_edge_src): Add.
19754 (control_dependences::get_edge_dest): Likewise.
19755 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
19757 (perform_tree_ssa_dce): Adjust.
19758 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
19760 (pass_loop_distribution::execute): Adjust. Do loop destroying
19761 conditional on changed.
19763 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19766 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
19767 return. Reindent transformation comment and mention the ARM state
19770 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19772 PR middle-end/71252
19773 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
19774 after build_and_add_sum creates new use stmt.
19776 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19778 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
19779 load_lanes/grouped_load classification comes first. Don't check
19780 whether the vectorization factor is a multiple of the group size
19783 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19785 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
19786 GROUP_GAP for single-element interleaving.
19787 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
19790 2016-05-24 Richard Biener <rguenther@suse.de>
19792 PR middle-end/70434
19794 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
19795 bases which are accessed with non-invariant indices.
19796 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
19797 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
19799 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19801 PR middle-end/71170
19802 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
19803 (add_to_ops_vec): Add stmt_to_insert.
19804 (add_repeat_to_ops_vec): Init stmt_to_insert.
19805 (insert_stmt_before_use): New.
19806 (transform_add_to_multiply): Remove mult_stmt insertion and add it
19808 (get_ops): Init stmt_to_insert.
19809 (maybe_optimize_range_tests): Likewise.
19810 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
19811 (rewrite_expr_tree_parallel): Likewise.
19812 (reassociate_bb): Likewise.
19814 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19817 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
19818 ISA 3.0 xxperm fusion alternative.
19819 (altivec_vperm_v8hiv16qi): Likewise.
19820 (altivec_vperm_<mode>_uns_internal): Likewise.
19821 (vperm_v8hiv4si): Likewise.
19822 (vperm_v16qiv8hi): Likewise.
19824 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19825 Kelvin Nilsen <kelvin@gcc.gnu.org>
19827 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
19828 vpermr/xxpermr on ISA 3.0.
19829 (altivec_expand_vec_perm_le): Likewise.
19830 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
19831 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
19834 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
19836 * config/i386/i386.h (IS_STACK_MODE): Enable for
19837 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
19838 SSE_FLOAT_MODE_P macros.
19839 * config/i386/i386.c (ix86_preferred_reload_class): Use
19840 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
19841 Cleanup regclass processing for CONST_DOUBLE_P.
19842 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
19843 (ix86_rtx_costs): Remove redundant TARGET_80387 check
19844 with IS_STACK_MODE macro.
19845 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
19847 (*movdf_internal): Use IS_STACK_MODE macro.
19848 (*movsf_internal): Ditto.
19850 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
19852 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
19853 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
19855 2016-05-23 Jeff Law <law@redhat.com>
19857 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
19859 (fsm_find_control_statement_thread_paths): Call it.
19861 2016-05-23 Martin Jambor <mjambor@suse.cz>
19864 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
19865 from_global_constant if t is not NULL.
19867 2016-05-23 Marek Polacek <polacek@redhat.com>
19870 * common.opt (Wswitch-unreachable): New option.
19871 * doc/invoke.texi: Document -Wswitch-unreachable.
19872 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
19875 2016-05-23 Bin Cheng <bin.cheng@arm.com>
19877 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
19878 TMR_INDEX is non-NULL.
19880 2016-05-23 Richard Biener <rguenther@suse.de>
19882 PR tree-optimization/71230
19883 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
19884 (try_special_add_to_ops): ... here. Always test for single-use.
19886 2016-05-23 Martin Jambor <mjambor@suse.cz>
19888 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
19889 default block if a PHI node in the original one would be resized.
19891 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19893 PR tree-optimization/58135
19894 * tree-vect-slp.c: When group size is not multiple
19895 of vector size, allow splitting of store group at
19898 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
19900 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
19902 2016-05-22 Jakub Jelinek <jakub@redhat.com>
19904 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19905 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
19906 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
19909 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
19910 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
19911 v constraint instead of x and vinserti32x4 insn.
19913 * config/i386/sse.md (i128vldq): New mode iterator.
19914 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
19915 avx512dq and avx512vl alternatives.
19917 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
19918 constraint, use maybe_evex prefix instead of vex.
19919 (vec_dupv4sf): Use v constraint instead of x for output
19920 operand except for noavx alternative, use Yv constraint
19921 instead of x for input. Use maybe_evex prefix instead of vex.
19922 (*vec_dupv4si): Likewise.
19923 (*vec_dupv2di): Likewise.
19925 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19927 PR middle-end/40921
19928 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
19929 (linearize_expr_tree): Call try_special_add_to_ops.
19930 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
19932 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19934 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
19935 to computed stack_usage.
19937 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19940 * config/avr/avr.md (define_expand "mov<mode>"): If the source
19941 operand is subreg (symbol_ref) then move the symbol ref to register.
19943 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
19945 * tree.c (array_at_struct_end_p): Look through MEM_REF.
19947 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
19949 PR middle-end/71179
19950 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
19953 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
19955 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
19956 ranges by calling get_single_symbol and tidy up. Look more closely
19957 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
19959 2016-05-20 Jeff Law <law@redhat.com>
19961 * bitmap.c (bitmap_find_bit): Remove useless test.
19963 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
19965 * function.c (thread_prologue_and_epilogue_insns): Commit the
19966 insertion of the epilogue.
19968 2016-05-20 Martin Jambor <mjambor@suse.cz>
19970 PR tree-optimization/70884
19971 * tree-sra.c (initialize_constant_pool_replacements): Do not check
19972 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
19973 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
19974 of constant pool data as a reason for scalarization.
19976 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
19978 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
19979 for naked functions.
19980 (thumb1_expand_prologue): Likewise.
19982 2016-05-20 Nathan Sidwell <nathan@acm.org>
19984 * config/nvptx/nptx.c (nvptx_option_override): Only set
19985 flag_toplevel_reorder, if not explicitly specified. Set
19986 flag_no_common, unless explicitly specified.
19988 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19990 * calls.c (can_implement_as_sibling_call_p): Mark param
19991 reg_parm_stack_space with ATTRIBUTE_UNUSED.
19993 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
19995 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
19996 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
19997 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
19999 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
20000 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
20001 and CASE_CONST_ANY.
20003 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
20005 * config/nvptx/nvptx.md (sincossf3): New pattern.
20007 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20009 * calls.c (maybe_complain_about_tail_call): New function.
20010 (initialize_argument_information): Call
20011 maybe_complain_about_tail_call when clearing *may_tailcall.
20012 (can_implement_as_sibling_call_p): Call
20013 maybe_complain_about_tail_call when returning false.
20014 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
20015 ensure try_tail_call is set. Call maybe_complain_about_tail_call
20016 if tail-call optimization fails.
20017 * cfgexpand.c (expand_call_stmt): Initialize
20018 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
20019 * gimple-pretty-print.c (dump_gimple_call): Dump
20020 gimple_call_must_tail_p.
20021 * gimple.c (gimple_build_call_from_tree): Call
20022 gimple_call_set_must_tail with the value of
20023 CALL_EXPR_MUST_TAIL_CALL.
20024 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
20025 (gimple_call_set_must_tail): New function.
20026 (gimple_call_must_tail_p): New function.
20027 * print-tree.c (print_node): Update printing of TREE_STATIC
20028 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
20029 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
20030 trailing comment listing applicable flags.
20031 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
20033 2016-05-20 David Malcolm <dmalcolm@redhat.com>
20035 * calls.c (expand_call): Move "Rest of purposes for tail call
20036 optimizations to fail" to...
20037 (can_implement_as_sibling_call_p): ...this new function, and
20038 split into multiple "if" statements.
20040 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20042 * cfgloop.h (expected_loop_iterations_unbounded,
20043 expected_loop_iterations): Unconstify.
20044 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
20045 profile with known upper bound; return 3 when profile is absent.
20046 (expected_loop_iterations): Update.
20048 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20050 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
20051 and get_max_loop_iterations_int.
20053 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
20055 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
20056 realistic upper bounds here.
20058 2016-05-20 Jakub Jelinek <jakub@redhat.com>
20061 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
20062 calls if the LHS is variable length or has addressable type.
20063 If targets[0]->decl is a noreturn call with void return type and
20064 zero arguments, adjust fntype and remove lhs in that case.
20066 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
20068 PR tree-optimization/71079
20069 PR tree-optimization/71206
20070 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
20072 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20074 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
20075 (get_vec_alignment_for_array_decl): Likewise.
20076 (get_vec_alignment_for_record_decl): Likewise.
20077 (increase_alignment::execute): Move code to find alignment to
20078 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
20079 (type_align_map): New hash_map.
20081 2016-05-20 Richard Guenther <rguenther@suse.de>
20083 PR tree-optimization/29756
20084 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
20085 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
20086 * fold-const.c (operand_equal_p): Likewise.
20087 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
20088 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
20089 * tree-inline.c (estimate_operator_cost): Likewise.
20090 * tree-pretty-print.c (dump_generic_node): Likewise.
20091 * tree-ssa-operands.c (get_expr_operands): Likewise.
20092 * cfgexpand.c (expand_debug_expr): Likewise.
20093 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
20094 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
20095 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
20096 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
20097 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
20098 (execute_update_addresses_taken): Do it.
20100 2016-05-20 Richard Biener <rguenther@suse.de>
20102 PR tree-optimization/71185
20103 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
20104 register operations.
20106 2016-05-20 Richard Biener <rguenther@suse.de>
20108 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
20109 gimple_seq_add_seq_without_update.
20110 (release_bb_predicate): Assert we have no operands to free.
20111 (if_convertible_loop_p_1): Calculate post dominators later.
20112 Do not free BB predicates here.
20113 (combine_blocks): Do not recompute BB predicates.
20114 (version_loop_for_if_conversion): Save BB predicates around
20117 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20119 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
20120 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
20121 code. Ignore sibcalls on EDGE_IGNORE edges.
20122 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
20123 on edges for sibcalls that run without prologue. The rest of the
20124 function is combined from...
20125 (fix_fake_fallthrough_edge): ... this, and ...
20126 (try_shrink_wrapping): ... a part of this. Remove the bb_with
20127 function argument, make it a local variable.
20129 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
20131 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
20132 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
20133 for 32-bit mode and SEH for 64-bit.
20134 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
20135 TARGET_64BIT_DEFAULT.
20137 2016-05-19 Ryan Burn <contact@rnburn.com>
20139 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
20140 * gengtype.c (open_base_files): Add cilk.h to ifiles.
20142 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
20144 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
20145 force pending loads from memory.
20147 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
20149 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
20150 (UNSPEC_DARN_32): New unspec constant.
20151 (UNSPEC_DARN_RAW): New unspec constant.
20152 (darn_32): New instruction.
20153 (darn_raw): New instruction.
20154 (darn): New instruction.
20155 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
20156 support and documentation for this macro.
20157 (BU_P9_MISC_1): New macro definition.
20158 (BU_P9_64BIT_MISC_0): New macro definition.
20159 (BU_P9_MISC_0): New macro definition.
20160 (darn_32): New builtin definition.
20161 (darn_raw): New builtin definition.
20162 (darn): New builtin definition.
20163 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
20164 RS6000_BUILTIN_0 directives to surround each occurrence of
20165 #include "rs6000-builtin.def".
20166 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
20167 RS6000_BTM_64BIT flags to the returned mask, depending on
20169 (def_builtin): Correct an error in the assignments made to the
20170 debugging variable attr_string.
20171 (rs6000_expand_builtin): Add support for no-operand built-in
20173 (builtin_function_type): Remove fatal_error assertion that is no
20175 (rs6000_common_init_builtins): Add support for no-operand built-in
20177 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
20179 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
20181 (RS6000_BTM_64BIT): New macro definition.
20182 * doc/extend.texi: Document __builtin_darn (void),
20183 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
20186 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
20188 * tree-vect-loop.c (vect_analyze_loop_2): Use also
20189 max_loop_iterations_int.
20191 2016-05-19 Marek Polacek <polacek@redhat.com>
20193 PR tree-optimization/71031
20194 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
20195 condition and adjust the code a bit.
20197 2016-05-19 Martin Liska <mliska@suse.cz>
20199 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
20200 auto_vec instead of vec.
20202 2016-05-19 Martin Liska <mliska@suse.cz>
20204 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20206 2016-05-19 Martin Liska <mliska@suse.cz>
20208 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20210 2016-05-19 Martin Liska <mliska@suse.cz>
20212 * ipa-pure-const.c (set_function_state): Remove an existing
20214 (remove_node_data): Do not free it as it's released
20215 in set_function_state.
20217 2016-05-19 Martin Liska <mliska@suse.cz>
20219 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20222 2016-05-19 Martin Liska <mliska@suse.cz>
20224 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20226 2016-05-19 Martin Liska <mliska@suse.cz>
20228 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20229 an auto_vec instead of re-creating it.
20231 2016-05-19 Martin Liska <mliska@suse.cz>
20233 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20234 auto_vec instead of vec.
20236 2016-05-19 Martin Liska <mliska@suse.cz>
20238 * lto-section-in.c (lto_get_section_data): Call
20239 lto_check_version with additional argument.
20240 * lto-streamer.c (lto_check_version): Add new argument.
20241 * lto-streamer.h (lto_check_version): Likewise.
20243 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20245 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20246 Don't add cost of inner memory when handling sign-extended loads.
20248 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20250 PR rtl-optimization/71148
20251 * cse.c (cse_main): Free dominance info.
20252 (rest_of_handle_cse): Don't free dominance info.
20253 (rest_of_handle_cse2): Likewise.
20254 (rest_of_handle_cse_after_global_opts): Likewise.
20256 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20259 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
20260 NULL_TREE early if NEON is not available. Remove now redundant check
20261 in ARM_CHECK_BUILTIN_MODE.
20263 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
20266 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
20267 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
20268 * doc/cpp.texi: Document new macros.
20270 2016-05-19 Bin Cheng <bin.cheng@arm.com>
20272 PR tree-optimization/69848
20273 * tree-vect-loop.c (vectorizable_reduction): Don't factor
20274 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
20276 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20278 * function.c (thread_prologue_and_epilogue_insn): Move the
20279 "goto epilogue_done" one block later.
20281 2016-05-19 Richard Biener <rguenther@suse.de>
20283 PR tree-optimization/70729
20284 * passes.def: Move LIM pass before PRE. Remove no longer
20285 required copyprop and move first DCE out of the loop pipeline.
20287 2016-05-18 David Malcolm <dmalcolm@redhat.com>
20290 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
20291 (OBJS-libcommon-target): ...here.
20292 * opts-common.c: Include spellcheck.h.
20293 (cmdline_handle_error): Build a vec of valid options and use it
20294 to suggest provide hints for misspelled arguments.
20296 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20299 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
20300 lhs if it has TREE_ADDRESSABLE type.
20302 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
20305 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
20306 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
20308 2016-05-18 Martin Jambor <mjambor@suse.cz>
20311 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
20312 input for NOP_EXPR pass-through functions.
20313 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
20314 aggregate global constant VAR_DECLs in constant jump functions.
20316 2016-05-18 Martin Jambor <mjambor@suse.cz>
20319 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
20320 from TREE_READONLY parameters.
20322 2016-05-18 Martin Jambor <mjambor@suse.cz>
20325 * cgraph.h (cgraph_indirect_call_info): New field
20326 guaranteed_unmodified.
20327 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
20328 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20330 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
20331 pass the parameter value to ipa_find_agg_cst_for_param.
20332 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
20333 guaranteed_unmodified, store AA results there instead of bailing out
20335 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
20336 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
20337 (find_constructor_constant_at_offset): New function.
20338 (ipa_find_agg_cst_from_init): Likewise.
20339 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
20340 static initializers of contants, report back through a new paameter
20341 from_global_constant if that was the case.
20342 (try_make_edge_direct_simple_call): Also pass parameter value to
20343 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20345 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
20346 (ipa_read_indirect_edge_info): Likewise.
20347 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
20348 (ipa_load_from_parm_agg): Likewise.
20350 2016-05-18 Jiong Wang <jiong.wang@arm.com>
20352 PR rtl-optimization/71150
20353 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
20356 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20359 * config/rs6000/constraints.md (wE constraint): New constraint
20360 for a vector constant that can be loaded with XXSPLTIB.
20361 (wM constraint): New constraint for a vector constant of a 1's.
20362 (wS constraint): New constraint for a vector constant that can be
20363 loaded with XXSPLTIB and a vector sign extend instruction.
20364 * config/rs6000/predicates.md (xxspltib_constant_split): New
20365 predicates for wE/wS constraints.
20366 (xxspltib_constant_nosplit): Likewise.
20367 (easy_vector_constant): Add support for constants that can be
20368 loaded via XXSPLTIB.
20369 (all_ones_constant): New predicate for vector constant with all
20371 (splat_input_operand): Add support for ISA 3.0 word splat operations.
20372 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
20373 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
20374 instruction and possibly with a sign extension.
20375 (output_vec_const_move): Add support for XXSPLTIB. If we are
20376 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
20377 instead of XXLXOR/XXLORC.
20378 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
20380 (rs6000_legitimize_reload_address): Likewise.
20381 (rs6000_output_move_128bit): Use output_vec_const_move to emit
20383 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
20384 combine VSX_M and VSX_M2 into one iterator.
20385 (VSX_M2): Likewise.
20386 (VSINT_84): New iterators for loading constants with XXSPLTIB.
20387 (VSINT_842): Likewise.
20388 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
20389 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
20390 XXSPLTIB instruction.
20391 (xxspltib_<mode>_nosplit): Likewise.
20392 (xxspltib_<mode>_split): New insn to load up constants with
20393 XXSPLTIB and a sign extend instruction.
20394 (vsx_mov<mode>): Replace single move that handled all vector types
20395 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
20396 moves (when -mvsx-timode is in effect) into the main vector
20397 moves. Eliminate separate moves for <VSr> <VSa>, where the
20398 preferred register class (<VSr>) is listed first, and the
20399 secondary register class (<VSa>) is listed second with a '?' to
20400 discourage use. Prefer loading 0/-1 in any VSX register for ISA
20401 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
20402 that if the register was involved in a slow operation, the
20403 clear/set operation does not wait for the slow operation to
20404 finish. Adjust the length attributes for 32-bit mode. Use
20405 rs6000_output_move_128bit and drop the use of the string
20406 instructions for 32-bit movti when -mvsx-timode is in effect. Use
20407 spacing so that the alternatives and attributes don't generate
20408 long lines, and put things in columns, so that it is easier to
20409 match up the operands and attributes with the insn alternatives.
20410 (vsx_mov<mode>_64bit): Likewise.
20411 (vsx_mov<mode>_32bit): Likewise.
20412 (vsx_movti_64bit): Fold movti into normal vector moves.
20413 (vsx_movti_32bit): Likewise.
20414 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
20415 splat instructions.
20416 (vsx_splat_v4si_internal): Likewise.
20417 (vsx_splat_v4sf_internal): Likewise.
20418 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
20419 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
20420 extend vector elements.
20421 (vsx_sign_extend_hi_<mode>): Likewise.
20422 (vsx_sign_extend_si_v2di): Likewise.
20423 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
20425 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
20426 constraints. Add trailing period to wL documentation.
20428 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
20430 PR middle-end/71020
20431 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
20432 * tree-dfa.c (replace_abnormal_ssa_names): New function.
20433 * tree-call-cdce.c: Include tree-dfa.h.
20434 (can_guard_call_p): New function, extracted from...
20435 (can_use_internal_fn): ...here.
20436 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
20438 (shrink_wrap_one_built_in_call): Likewise.
20439 (use_internal_fn): Likewise.
20440 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
20441 and return void. Call replace_abnormal_ssa_names.
20442 (pass_call_cdce::execute): Check can_guard_call_p during the
20443 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
20444 will always change something.
20446 2016-05-18 Martin Jambor <mjambor@suse.cz>
20449 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
20450 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
20452 2016-05-18 Martin Jambor <mjambor@suse.cz>
20455 * ipa-inline.h (condition): New field size.
20456 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
20457 for comaprison and store it into the new condition.
20458 (evaluate_conditions_for_known_args): Use condition size to check
20459 access sizes for all but CHANGED conditions.
20460 (unmodified_parm_1): New parameter size_p, store access size into it.
20461 (unmodified_parm): Likewise.
20462 (unmodified_parm_or_parm_agg_item): Likewise.
20463 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
20464 (set_cond_stmt_execution_predicate): Extract access sizes and store
20465 them to conditions.
20466 (set_switch_stmt_execution_predicate): Likewise.
20467 (will_be_nonconstant_expr_predicate): Likewise.
20468 (will_be_nonconstant_predicate): Likewise.
20469 (inline_read_section): Stream condition size.
20470 (inline_write_summary): Likewise.
20472 2016-05-18 Richard Biener <rguenther@suse.de>
20474 * tree-ssa-loop-im.c (determine_max_movement): Properly add
20475 condition cost to PHI cost instead of total_cost.
20477 2016-05-18 Martin Liska <mliska@suse.cz>
20480 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
20483 2016-05-18 Richard Biener <rguenther@suse.de>
20485 * lto-streamer.h (LTO_major_version): Bump to 6.
20487 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20489 * function.c (make_split_prologue_seq, make_prologue_seq,
20490 make_epilogue_seq): New functions, factored out from...
20491 (thread_prologue_and_epilogue_insns): Here.
20493 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20495 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
20496 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
20497 of before. Add a comment.
20499 2016-05-18 Bin Cheng <bin.cheng@arm.com>
20501 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
20502 expression pointer, not pointer to the pointer.
20504 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20506 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
20507 (avx2_pbroadcast<mode>): Add another alternative with v instead
20508 of x constraints in it, using <pbroadcast_evex_isa> isa.
20509 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
20511 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
20512 constraint x instead of v in second alternative, add avx512bw
20515 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
20516 constraint x instead of v in second alternative, add avx512bw
20519 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
20520 constraint x instead of v in second alternative, add avx512bw
20523 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
20524 avx512bw alternative.
20526 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20528 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
20529 array to 128 chars.
20530 (define_insn "*andnottf3"): Ditto.
20531 (define_insn "*<code><mode>3"/any_logic): Ditto.
20532 (define_insn "*<code>tf3"/any_logic): Ditto.
20533 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
20534 operand to block AVX-512VL insn variant emit when it is not enabled.
20536 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20538 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
20539 constraint fot SF mode.
20541 2016-05-18 Petr Murzin <petr.murzin@intel.com>
20542 Kirill Yukhin <kirill.yukhin@intel.com>
20544 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
20546 (define_insn "rsqrt14<mode>"): Ditto.
20547 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
20548 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
20549 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
20550 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
20551 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
20553 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
20554 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
20555 * config/i386/i386.c (ix86_print_operand): Expand check for size
20556 override codes for Intel syntax.
20558 2016-05-18 Richard Biener <rguenther@suse.de>
20560 PR tree-optimization/71168
20561 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
20562 initialization earlier.
20564 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
20566 * config/aarch64/aarch64-simd.md
20567 (aarch64_reduc_plus_internal<mode>): Rename to...
20568 (reduc_plus_scal): ...This, and remove previous implementation.
20570 2016-05-18 Richard Biener <rguenther@suse.de>
20572 * passes.def: Put late dse and cd_dce in canonical order.
20574 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
20576 * ipa-inline-transform.c (preserve_function_body_p): Look for
20577 first non-thunk clone.
20578 (save_function_body): Save into first non-thunk.
20579 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
20581 (lto_output_node): Inline thunks don't need body in every
20583 * lto-streamer-in.c: Do not fixup thunk clones.
20584 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
20586 * tree-inline.c (copy_bb): Be prepared for target node to be new after
20589 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20591 PR middle-end/63586
20592 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
20593 (reassociate_bb): Call transform_add_to_multiply.
20595 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20597 * config/aarch64/aarch64.c (all_extensions): Removed unused
20600 2016-05-17 Nathan Sidwell <nathan@acm.org>
20602 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
20603 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
20605 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
20607 PR tree-optimization/54579
20608 PR middle-end/55299
20609 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
20611 2016-05-17 Marek Polacek <polacek@redhat.com>
20614 * tree-inline.c (expand_call_inline): Call
20615 maybe_remove_unused_call_args.
20617 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
20619 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
20620 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
20621 * doc/md.texi (fmin@var{m}3): Likewise.
20623 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20625 * match.pd (X & C): New transformation.
20627 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20629 * match.pd (~X & Y): New transformation.
20631 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20633 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
20634 information for new SSA_NAME.
20635 (simplify_conversion_using_ranges): Get range through get_range_info
20636 instead of get_value_range.
20638 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20640 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
20641 Remove inline assembly.
20642 (vmvn_s16): Likewise.
20643 (vmvn_s32): Likewise.
20644 (vmvn_u8): Likewise.
20645 (vmvn_u16): Likewise.
20646 (vmvn_u32): Likewise.
20647 (vmvnq_s8): Likewise.
20648 (vmvnq_s16): Likewise.
20649 (vmvnq_s32): Likewise.
20650 (vmvnq_u8): Likewise.
20651 (vmvnq_u16): Likewise.
20652 (vmvnq_u32): Likewise.
20653 (vmvn_p8): Likewise.
20654 (vmvnq_p16): Likewise.
20656 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20658 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
20660 (vmul_n_s16): Likewise.
20661 (vmul_n_s32): Likewise.
20662 (vmul_n_u16): Likewise.
20663 (vmul_n_u32): Likewise.
20664 (vmulq_n_f32): Likewise.
20665 (vmulq_n_f64): Likewise.
20666 (vmulq_n_s16): Likewise.
20667 (vmulq_n_s32): Likewise.
20668 (vmulq_n_u16): Likewise.
20669 (vmulq_n_u32): Likewise.
20671 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20673 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
20674 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
20676 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20678 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
20679 to *aarch64_fma4_elt_from_dup<mode>.
20680 (*aarch64_fnma4_elt_to_128df): Rename to
20681 *aarch64_fnma4_elt_from_dup<mode>.
20682 * config/aarch64/arm_neon.h (vfma_n_f64): New.
20683 (vfms_n_f32): Likewise.
20684 (vfms_n_f64): Likewise.
20685 (vfmsq_n_f32): Likewise.
20686 (vfmsq_n_f64): Likewise.
20688 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
20690 * wide-int.h: Change fixed_wide_int_storage from class to struct.
20692 2016-05-17 Richard Biener <rguenther@suse.de>
20694 PR tree-optimization/71132
20695 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
20696 Only add control dependences for blocks in the loop.
20697 (build_rdg): Adjust.
20698 (generate_code_for_partition): Return whether loop should
20699 be destroyed and delay that.
20700 (distribute_loop): Likewise.
20701 (pass_loop_distribution::execute): Record loops to be destroyed
20702 and perform delayed destroying of loops.
20704 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20707 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
20709 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20711 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
20713 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
20716 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
20717 insertion point for instructions generated by validize_mem.
20719 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20721 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
20724 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20726 * config/aarch64/aarch64.c
20727 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
20728 rather than a macro.
20730 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20732 * doc/invoke.texi (AArch64 Options): Various updates.
20734 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20736 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
20737 into instrumentation thunks.
20738 * cif-code.def (CIF_CHKP): New.
20740 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
20742 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
20744 2016-05-16 Martin Jambor <mjambor@suse.cz>
20746 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
20747 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
20749 2016-05-16 Marek Polacek <polacek@redhat.com>
20751 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
20754 2016-05-16 Martin Jambor <mjambor@suse.cz>
20757 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
20758 the outlined kernel function.
20760 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
20762 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
20763 (ISA_HAS_DLSA): Ditto.
20765 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20767 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
20769 2016-05-16 Nathan Sidwell <nathan@acm.org>
20771 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
20772 (nvptx_name_replacement): Restore. Add comment.
20773 (write_fn_proto, write_fn_proto_from_insn,
20774 nvptx_output_call_insn): Restore
20775 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
20777 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20779 * config/aarch64/aarch64.md
20780 (add<mode>3_compareC_cconly_imm): Remove use of %w.
20781 (add<mode>3_compareC_imm): Likewise.
20782 (<optab>si3_uxtw): Split into register and immediate variants.
20783 (andsi3_compare0_uxtw): Likewise.
20784 (and<mode>3_compare0): Likewise.
20785 (and<mode>3nr_compare0): Likewise.
20786 (stack_protect_test_<mode>): Don't use %x for memory operands.
20788 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20790 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
20792 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20794 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
20795 Split integer shifts into shift_reg and bfm.
20796 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
20797 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
20798 (ror<mode>3_insn): Likewise.
20799 (<optab>si3_insn_uxtw): Likewise.
20800 (<optab><mode>3_insn): Change to rotate_imm.
20801 (extr<mode>5_insn_alt): Likewise.
20802 (extrsi5_insn_uxtw): Likewise.
20803 (extrsi5_insn_uxtw_alt): Likewise.
20805 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20807 * doc/tm.texi: Regenerate.
20808 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
20809 (TARGET_INVALID_RETURN_TYPE): Remove.
20810 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
20811 TARGET_INVALID_RETURN_TYPE.
20812 * target.def (invalid_parameter_type): Remove.
20813 (invalid_return_type): Remove.
20815 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20817 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
20818 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
20820 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
20822 (preserve_function_body_p): No need to preserve function body
20823 * cif-codes.def (CIF_THUNK): Remove.
20824 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
20826 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20828 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
20830 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20832 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
20835 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20837 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
20838 (inline_small_functions): Do not look for function symbol when
20841 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20843 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
20846 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20847 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20848 Jiong Wang <jiong.wang@arm.com>
20850 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
20851 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
20852 Define __ARM_FP16_ARGS when appropriate.
20853 * config/arm/arm.c (arm_invalid_parameter_type): Remove
20855 (arm_invalid_return_type): Likewise.
20856 (TARGET_INVALID_PARAMETER_TYPE): Remove.
20857 (TARGET_INVALID_RETURN_TYPE): Remove.
20858 (aapcs_vfp_sub_candidate): Allow HFmode.
20859 (aapcs_vfp_allocate): Add comment. Support HFmode.
20860 (aapcs_vfp_allocate_return_reg): Likewise.
20861 (struct aapcs_cp_arg_layout): Slightly reword comments for
20862 is_return_candidate and allocate_return_reg.
20863 (output_mov_vfp): Update assert.
20864 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
20866 (arm_invalid_parameter_type): Remove.
20867 (amr_invalid_return_type): Remove.
20868 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
20869 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
20870 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
20872 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20874 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
20875 * config/aarch64/arch64-protos.h
20876 (aarch64_legitimize_reload_address): Remove.
20877 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
20880 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
20882 * configure.ac: Add ACX_NONCANONICAL_HOST.
20883 * configure: Regenerate.
20884 * Makefile.in: Set host_noncanonical.
20886 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
20889 * config/i386/i386.md (*movtf_internal): Before register allocation,
20890 do not allow FP constants for CM_MEDIUM memory model, allow only
20891 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
20892 (*movxf_internal): Ditto.
20893 (*movdf_internal): Ditto.
20894 (*movsf_internal): Ditto.
20896 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
20898 PR rtl-optimization/67483
20899 * combine.c (make_compound_operation): Don't call extract_left_shift
20900 with negative shift amounts.
20902 2016-05-13 Jakub Jelinek <jakub@redhat.com>
20905 * fold-const.c (fold_checksum_tree): Allow modification
20906 of TYPE_ALIAS_SET during folding.
20908 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
20909 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
20910 (ix86_split_to_parts): Likewise. Fix up formatting.
20912 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
20914 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
20915 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
20918 2016-05-13 Nathan Sidwell <nathan@acm.org>
20920 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
20921 (nvptx_name_replacement): Delete.
20922 (write_fn_proto, write_fn_proto_from_insn,
20923 nvptx_output_call_insn): Remove nvptx_name_replacement call.
20924 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
20925 * langhooks.c (add_builtin_funcction_common): Call
20926 targetm.mangle_decl_assembler_name.
20928 * config/nvptx/nvptx.c (write_fn_proto): Handle
20929 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
20931 2016-05-13 Martin Liska <mliska@suse.cz>
20933 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
20934 and PRIu64 in printf format.
20936 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20938 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
20941 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20943 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
20944 Change --param max-completely-peeled-times to
20945 --param max-completely-peel-times in dump file printing.
20947 2016-05-13 Richard Biener <rguenther@suse.de>
20949 PR tree-optimization/42587
20950 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
20951 (find_bswap_or_nop_1): Likewise.
20952 (bswap_replace): Likewise.
20954 2016-05-13 Martin Liska <mliska@suse.cz>
20956 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
20957 Initialize a variable with default value.
20959 2016-05-13 Martin Liska <mliska@suse.cz>
20961 * doc/invoke.texi: Enhance explanation of error recovery
20964 2016-05-13 Martin Liska <mliska@suse.cz>
20966 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
20967 (struct cost_pair): Change inv_expr_id (int) to inv_expr
20968 (iv_inv_expr_ent *).
20969 (struct iv_inv_expr_ent): Comment struct fields.
20970 (sort_iv_inv_expr_ent): New function.
20971 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
20972 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
20973 a hash_map between iv_inv_expr_ent and number of usages.
20974 (niter_for_exit): Fix coding style.
20975 (tree_ssa_iv_optimize_init): Use renamed variable.
20976 (determine_base_object): Fix coding style.
20977 (alloc_iv): Likewise.
20978 (find_interesting_uses_outside): Likewise.
20979 (add_candidate_1): Likewise.
20980 (add_standard_iv_candidates): Likewise.
20981 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
20982 (prepare_decl_rtl): Fix coding style.
20983 (get_address_cost): Likewise.
20984 (get_shiftadd_cost): Likewise.
20985 (force_expr_to_var_cost): Likewise.
20986 (compare_aff_trees): Likewise.
20987 (get_expr_id): Restructure the function.
20988 (get_loop_invariant_expr_id): Renamed to
20989 get_loop_invariant_expr.
20990 (get_computation_cost_at): Replace usage of inv_expr_id with
20992 (get_computation_cost): Likewise.
20993 (determine_group_iv_cost_generic): Likewise.
20994 (determine_group_iv_cost_address): Likewise.
20995 (iv_period): Fix coding style.
20996 (iv_elimination_compare_lt): Likewise.
20997 (may_eliminate_iv): Likewise.
20998 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
21000 (determine_group_iv_costs): Dump invariant expressions.
21001 (iv_ca_recount_cost): Use the newly added hash_map.
21002 (iv_ca_set_remove_invariants): Fix coding style.
21003 (iv_ca_set_add_invariants): Fix coding style.
21004 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
21006 (iv_ca_set_cp): Likewise.
21007 (iv_ca_new): Initialize the newly added hash_map and remove
21008 initialization of fields.
21009 (iv_ca_free): Delete the hash_map.
21010 (iv_ca_dump): Dump invariant expressions.
21011 (iv_ca_extend): Fix coding style.
21012 (try_add_cand_for): Likewise.
21013 (create_new_ivs): Dump information about # of avg iterations and
21014 # of used invariant expressions.
21015 (rewrite_use_compare): Fix coding style.
21016 (free_loop_data): Set default value for max_inv_expr_id.
21018 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
21020 * cse.c (rest_of_handle_cse): Use cleanup_cfg
21021 returned value cse_cfg_altered computation.
21022 (rest_of_handle_cse2): Likewise.
21023 (rest_of_handle_cse_after_global_opts): Likewise.
21025 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21028 * config/arm/arm.c (arm32_output_mi_thunk): New.
21029 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
21030 to split Thumb1 vs TARGET_32BIT functionality.
21031 (arm_thumb1_mi_thunk): New.
21033 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21035 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
21038 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21041 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
21043 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
21045 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
21046 (expand_builtin_trap): Emit a regular call.
21047 (set_builtin_user_assembler_name): Remove obsolete cases.
21048 * dse.c (scan_insn): Adjust.
21049 * except.c: Include calls.h.
21050 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
21051 emit a regular call to setjmp.
21052 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
21053 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
21054 (emit_block_move_via_libcall): Delete.
21055 (block_move_fn): Delete.
21056 (init_block_move_fn): Likewise.
21057 (emit_block_move_libcall_fn): Likewise.
21058 (emit_block_op_via_libcall): New function.
21059 (set_storage_via_libcall): Tidy up and use memset builtin.
21060 (block_clear_fn): Delete.
21061 (init_block_clear_fn): Likewise.
21062 (clear_storage_libcall_fn): Likewise.
21063 (expand_assignment): Call emit_block_move_via_libcall.
21064 Do not include gt-expr.h.
21065 * expr.h (emit_block_op_via_libcall): Declare.
21066 (emit_block_copy_via_libcall): New inline function.
21067 (emit_block_move_via_libcall): Likewise.
21068 (emit_block_comp_via_libcall): Likewise.
21069 (block_clear_fn): Delete.
21070 (init_block_move_fn): Likewise.
21071 (init_block_clear_fn): Likewise.
21072 (emit_block_move_via_libcall): Likewise.
21073 (set_storage_via_libcall): Add default parameter value.
21074 * libfuncs.h (enum libfunc_index): Remove obsolete values.
21075 (abort_libfunc): Delete.
21076 (memcpy_libfunc): Likewise.
21077 (memmove_libfunc): Likewise.
21078 (memcmp_libfunc): Likewise.
21079 (memset_libfunc): Likewise.
21080 (setbits_libfunc): Likewise.
21081 (setjmp_libfunc): Likewise.
21082 (longjmp_libfunc): Likewise.
21083 (profile_function_entry_libfunc): Likewise.
21084 (profile_function_exit_libfunc): Likewise.
21085 (gcov_flush_libfunc): Likewise.
21086 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
21087 and DECL_VISIBILITY on the declaration.
21088 (init_optabs): Do not initialize obsolete libfuncs.
21089 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
21090 * tree-core.h (ECF_RET1): Define.
21091 (ECF_TM_PURE): Adjust.
21092 (ECF_TM_BUILTIN): Likewise.
21093 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
21094 (build_common_builtin_nodes): Initialize abort builtin.
21095 Add ECF_RET1 on memcpy, memmove and memset builtins.
21096 Pass final flags for alloca and alloca_with_align builtins.
21097 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
21099 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
21100 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
21101 set_storage_via_libcall and call emit_block_copy_via_libcall.
21103 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
21105 * config/i386/i386.md (*call_got_x32): Change operand 0 to
21106 DImode before it is passed to ix86_output_call_operand.
21107 (*call_value_got_x32): Ditto for operand 1.
21109 2016-05-12 Jiong Wang <jiong.wang@arm.com>
21111 PR rtl-optimization/70904
21112 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
21113 reload for wide mode.
21115 2016-05-12 Marek Polacek <polacek@redhat.com>
21118 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
21119 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
21120 * langhooks.h (incomplete_type_error): Likewise.
21121 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
21122 parameter, pass it down to incomplete_type_error.
21123 * tree.h (size_in_bytes): New inline overload.
21124 (size_in_bytes_loc): Renamed from size_in_bytes.
21126 2016-05-12 Richard Biener <rguenther@suse.de>
21128 PR tree-optimization/71059
21129 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
21130 nary before looking up or entering the expression into the VN
21132 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
21133 Make sure to re-use NARYs without result as inserted by
21136 2016-05-12 Richard Biener <rguenther@suse.de>
21138 PR tree-optimization/71062
21139 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
21141 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21142 vars_contains_restrict if the var is a restrict tag.
21143 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
21144 do not disambiguate pointers against it.
21145 (dump_points_to_solution): Re-structure and adjust for new
21146 vars_contains_restrict flag.
21147 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
21149 2016-05-12 Martin Liska <mliska@suse.cz>
21151 * doc/invoke.texi: Explain connection between
21152 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
21154 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
21156 PR tree-optimization/71006
21157 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
21158 consider COND_EXPR as a mask producer.
21160 2016-05-12 Marek Polacek <polacek@redhat.com>
21163 * opts.c (common_handle_option): Detect missing argument for --help^.
21165 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21168 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
21169 when popping the PC and within an interrupt handler routine.
21170 Add missing tab to output of "ldmfd".
21171 (output_return_instruction): Output LDMFD with SP update rather
21172 than POP when returning from interrupt handler.
21174 2016-05-12 Jakub Jelinek <jakub@redhat.com>
21176 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
21177 TARGET_64BIT && TARGET_AVX512DQ.
21178 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
21179 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
21180 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
21181 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
21182 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
21183 (*vec_extractv4si_zext): Add avx512dq alternative.
21184 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
21185 use v instead of x constraint in other alternatives where possible.
21187 * config/i386/sse.md (sse2_loadld): Use v instead of x
21188 constraint in alternatives 0,1,4.
21190 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
21191 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
21192 v constraints instead of x and <pinsr_evex_isa> isa attribute.
21195 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
21196 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
21197 is not emitted unless TARGET_AVX512BW.
21198 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
21199 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
21200 for the result operand.
21202 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21203 constraint instead of x in avx alternatives. Use maybe_evex instead
21206 * config/i386/constraints.md (Yv): New constraint.
21207 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21208 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21209 * config/i386/i386.md (avx512fvecmode): New mode attr.
21210 (*pushtf): Use v constraint instead of x.
21211 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21212 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21213 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21214 (*absnegtf2_sse): Likewise.
21215 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21216 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21217 avx512f alternatives.
21218 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21220 2016-05-12 Richard Biener <rguenther@suse.de>
21222 PR tree-optimization/71060
21223 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21224 require exact match of DR_BASE_OBJECT but only matching address and
21227 2016-05-12 Richard Biener <rguenther@suse.de>
21229 PR tree-optimization/70986
21230 * cfganal.c: Include cfgloop.h.
21231 (dfs_find_deadend): Prefer to take edges exiting loops.
21233 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21235 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21236 compile and run time.
21238 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21241 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21243 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21245 * config/i386/i386.c (legitimize_pic_address): Use
21246 copy_to_suggested_reg instead of gen_movsi.
21248 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21250 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21251 the code into quad_address_p and call it to share code with
21252 vsx_quad_dform_memory_operand.
21253 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21255 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21256 bit instead of being a separate word. Split -mpower9-dform into
21257 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21258 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
21259 for the register class supporting 128-bit quad word memory offsets.
21260 (mode_supports_vsx_dform_quad): Helper function to return if the
21261 register class uses quad word memory offsets.
21262 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
21263 (rs6000_debug_reg_global): Always print if we are using LRA or not.
21264 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
21265 instructions are enabled, set up the appropriate addr_masks for
21267 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
21268 -mpower9-dform-scalar, instead of -mpower9-dform.
21269 (rs6000_option_override_internal): Split -mpower9-dform into two
21270 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
21271 -mpower9-dform switch sets or clears both. If we are not using
21272 the LRA register allocator, do not enable -mpower9-dform-vector by
21273 default. If we are using LRA, enable -mpower9-dform-vector and
21274 -mvsx-timode if it is appropriate. Issue a warning if either
21275 -mpower9-dform-vector or -mvsx-timode are explicitly used without
21277 (quad_address_offset_p): New helper function to return if the
21278 offset is legal for quad word memory instructions.
21279 (quad_address_p): New function to determin if GPR or vector
21280 register quad word memory addresses are legal.
21281 (mem_operand_gpr): Validate quad word address offsets.
21282 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
21283 d-form (register + offset) instructions.
21284 (offsettable_ok_by_alignment): Likewise.
21285 (rs6000_legitimate_offset_address_p): Likewise.
21286 (legitimate_lo_sum_address_p): Likewise.
21287 (rs6000_legitimize_address): Likewise.
21288 (rs6000_legitimize_reload_address): Add more debug statements for
21290 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
21291 d-form instructions.
21292 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
21293 d-form instructions. Distinguish different cases in debug
21294 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
21295 d-form instructions.
21296 (rs6000_preferred_reload_class): Likewise.
21297 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
21298 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
21299 of the ISA 2.06 indexed memory instructions.
21300 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
21301 use them to save/restore the saved vector registers instead of
21302 using Altivec instructions.
21303 (rs6000_emit_epilogue): Likewise.
21304 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
21305 (rs6000_opt_masks): Split -mpower9-dform into
21306 -mpower9-dform-scalar and -mpower9-dform-vector.
21307 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
21309 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
21310 ISA 3.0 vector indexed memory instructions, and fold the code into
21311 the normal mov<mode> patterns.
21312 (p9_vecstore_<mode>): Likewise.
21313 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
21315 (vsx_movti_64bit): Likewise.
21316 (vsx_movti_32bit): Likewise.
21317 * config/rs6000/constraints.md (wO constraint): New constraint for
21318 ISA 3.0 vector d-form support.
21319 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
21320 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
21321 include -mpower9-dform-vector until we switch over to LRA.
21322 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
21323 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21324 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
21325 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21326 for -mpower9-dform and -mlra.
21327 * doc/md.texi (wO constraint): Document wO constraint.
21329 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
21331 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
21332 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
21333 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
21334 Move handling of non-insn arguments inline into the sole user:
21335 (output_trans_func): ...here.
21336 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
21337 in emitted function prototype.
21338 (output_internal_insn_latency_func): Ditto. Simplify.
21339 (output_internal_maximal_insn_latency_func): Ditto. Delete
21340 always-unused argument.
21341 (output_insn_latency_func): Ditto.
21342 (output_maximal_insn_latency_func): Ditto.
21344 2016-05-11 Richard Biener <rguenther@suse.de>
21346 PR tree-optimization/71055
21347 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
21348 sth with precision not equal to access size verify we don't chop
21351 2016-05-11 Richard Biener <rguenther@suse.de>
21354 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
21355 (dwarf2out_finish): Move retry_incomplete_types call ...
21356 (dwarf2out_early_finish): ... here.
21358 2016-05-11 Richard Biener <rguenther@suse.de>
21360 PR middle-end/71002
21361 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
21362 if the langhook insists on it.
21363 * fold-const.c (make_bit_field_ref): Add arg for the original
21364 reference and preserve its alias-set.
21365 (decode_field_reference): Take exp by reference and adjust it
21366 to the original memory reference.
21367 (optimize_bit_field_compare): Adjust callers.
21368 (fold_truth_andor_1): Likewise.
21369 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
21371 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
21373 PR middle-end/70807
21374 * cfgrtl.h (delete_insn_and_edges): Now return bool.
21375 * cfgrtl.c (delete_insn_and_edges): Likewise.
21376 * config/i386/i386.c (convert_scalars_to_vector): Remove
21378 * cse.c (cse_insn): Compute cse_cfg_altered.
21379 (delete_trivially_dead_insns): Likewise.
21380 (cse_cc_succs): Likewise.
21381 (rest_of_handle_cse): Free dominance info if required.
21382 (rest_of_handle_cse2): Likewise.
21383 (rest_of_handle_cse_after_global_opts): Likewise.
21385 2016-05-11 Alan Modra <amodra@gmail.com>
21387 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
21388 abi_v4_pass_in_fpr): New functions.
21389 (rs6000_function_arg_boundary): Exclude complex IBM long double
21390 from 64-bit alignment when ABI_V4.
21391 (rs6000_function_arg, rs6000_function_arg_advance_1,
21392 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
21394 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
21396 PR rtl-optimization/71028
21397 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
21398 jump with just a return in the fallthrough block if the branch
21399 block contains just a return as well.
21401 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
21403 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
21404 * match.pd ((X & Y) ^ Y): ... this.
21405 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
21406 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
21408 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21410 * read-md.c (require_char_ws): New function.
21411 (read_string): Simplify using require_char_ws.
21412 (handle_constants): Likewise.
21413 (handle_enum): Likewise.
21414 (handle_file): Likewise.
21415 * read-md.h (require_char_ws): New declaration.
21416 * read-rtl.c (read_conditions): Simplify using require_char_ws.
21417 (read_mapping): Likewise.
21418 (read_rtx_code): Likewise.
21419 (read_nested_rtx): Likewise.
21421 2016-05-10 James Norris <jnorris@codesourcery.com>
21423 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
21424 if offloading is enabled and -fopenacc or -fopenmp is specified.
21425 (CRTOFFLOADEND): Likewise.
21426 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
21427 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
21429 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
21431 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
21432 gotoff_operand code paths. Use copy_to_suggested_regs and
21433 expand_simple_binop where appropriate. Cleanup.
21435 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21438 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
21440 (dimode_scalar_chain::vector_const_cost): New.
21441 (dimode_scalar_chain::compute_convert_gain): Handle constants.
21442 (dimode_scalar_chain::convert_op): Likewise.
21443 (dimode_scalar_chain::convert_insn): Likewise.
21445 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21447 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
21448 unary operation, not a binary one.
21450 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21452 PR middle-end/70877
21453 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
21454 calls with type casted fndecl.
21456 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21458 PR tree-optimization/70786
21459 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
21460 * calls.c (initialize_argument_information): Bind bounds
21461 with corresponding args passed by reference.
21463 2016-05-10 Jakub Jelinek <jakub@redhat.com>
21466 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
21467 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
21468 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
21471 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21474 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
21475 code for a zero scale factor.
21476 (vsx_xvcvdpuxds_scale): Likewise.
21478 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21480 * diagnostic-show-locus.c (layout::layout): Call show_ruler
21481 if show_ruler_p was set on the context.
21482 (layout::show_ruler): New method.
21483 * diagnostic.h (struct diagnostic_context): Add field
21486 2016-05-10 Richard Biener <rguenther@suse.de>
21488 PR tree-optimization/71039
21489 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
21490 (chk_uses): New function.
21491 (propagate_with_phi): Verify we can safely replicate the lhs of an
21492 aggregate assignment on all incoming edges.
21494 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
21496 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
21498 (rx_atomic_sequence): New class.
21499 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
21500 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
21502 (rx_atomic_sequence::rx_atomic_sequence,
21503 rx_atomic_sequence::~rx_atomic_sequence): New functions.
21504 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
21505 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
21506 CTRLREG_INTB): New constants.
21507 (FETCHOP): New code iterator.
21508 (fethcop_name, fetchop_name2): New iterator code attributes.
21509 (QIHI): New mode iterator.
21510 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
21511 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
21512 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
21514 2016-05-10 Martin Liska <mliska@suse.cz>
21516 * tree-inline.c (remap_dependence_clique): Do not remap
21517 debugging statements.
21519 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21521 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
21522 ("*fixuns_truncdfdi2_z13")
21523 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
21524 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
21525 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
21527 2016-05-10 Richard Biener <rguenther@suse.de>
21529 PR tree-optimization/70497
21530 PR tree-optimization/28367
21531 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
21533 (visit_reference_op_load): ... here.
21534 (vn_reference_lookup_3): Use it to handle subreg-like accesses
21535 with simplified BIT_FIELD_REFs.
21536 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
21537 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
21540 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21542 * dwarf2out.c (add_abstract_origin_attribute): Adjust
21543 documentation comment. For BLOCK nodes, add a
21544 DW_AT_abstract_origin attribute that points to the DIE generated
21545 for the origin BLOCK.
21546 (gen_lexical_block_die): Call add_abstract_origin_attribute for
21547 blocks from inlined functions.
21549 2016-05-10 Alan Modra <amodra@gmail.com>
21552 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
21553 regrename modifying insns saving lr before __morestack call.
21554 * config/rs6000/rs6000.md (split_stack_return): Similarly for
21555 insns restoring lr after __morestack call.
21557 2016-05-09 Jakub Jelinek <jakub@redhat.com>
21559 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
21560 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
21562 * config/i386/sse.md (vec_interleave_high<mode>,
21563 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
21564 <avx512>_vpermt2var<mode>3_maskz): Likewise.
21566 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
21568 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
21569 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
21570 parallel reassociation for power8 and forward.
21572 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
21574 * config/i386/i386.md (absneg splitters with general regs): Use
21575 general_reg_operand predicate.
21576 (btsq peephole2): Use x86_64_immediate_operand to check if new
21577 value is suitable for immediate operand. Generate emitted insn
21578 using RTL expressions.
21579 (btcq peephole2): Ditto.
21580 (btrq peephole2): Ditto. Generate correct immediate operand
21583 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21585 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
21588 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21590 * tree-affine.c (wide_int_constant_multiple_p): Add missing
21591 pointer dereference.
21593 2016-05-09 Richard Biener <rguenther@suse.de>
21595 PR tree-optimization/70985
21596 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
21597 op0 isn't a gimple register.
21599 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
21601 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
21602 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
21603 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
21604 (i6400_fpu_mult): New cpu units.
21605 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
21606 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
21607 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
21608 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
21609 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
21610 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
21611 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
21612 (i6400_msa_long_float4, i6400_msa_long_float5)
21613 (i6400_msa_long_float8, i6400_msa_fdiv_df)
21614 (i6400_msa_fdiv_sf): New reservations.
21615 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
21616 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
21617 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
21618 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
21619 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
21620 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
21621 (msa_short_cmp, msa_short_float2, msa_short_logic3)
21622 (msa_short_store4, msa_long_load, msa_short_store)
21623 (msa_long_logic, msa_long_float2, msa_long_float4)
21624 (msa_long_float5, msa_long_float8, msa_long_mult)
21625 (msa_long_fdiv, msa_long_div): New reservations.
21627 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
21628 Sameera Deshpande <sameera.deshpande@imgtec.com>
21629 Matthew Fortune <matthew.fortune@imgtec.com>
21630 Graham Stott <graham.stott@imgtec.com>
21631 Chao-ying Fu <chao-ying.fu@imgtec.com>
21633 * config.gcc: Add MSA header file for mips*-*-* target.
21634 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
21635 (Ubv8i, Urv8): New constraints.
21636 * config/mips/mips-ftypes.def: Add function types for MSA
21638 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
21639 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
21640 * config/mips/mips-msa.md: New file.
21641 * config/mips/mips-protos.h
21642 (mips_split_128bit_const_insns): New prototype.
21643 (mips_msa_idiv_insns): Likewise.
21644 (mips_split_128bit_move): Likewise.
21645 (mips_split_128bit_move_p): Likewise.
21646 (mips_split_msa_copy_d): Likewise.
21647 (mips_split_msa_insert_d): Likewise.
21648 (mips_split_msa_fill_d): Likewise.
21649 (mips_expand_msa_branch): Likewise.
21650 (mips_const_vector_same_val_p): Likewise.
21651 (mips_const_vector_same_bytes_p): Likewise.
21652 (mips_const_vector_same_int_p): Likewise.
21653 (mips_const_vector_shuffle_set_p): Likewise.
21654 (mips_const_vector_bitimm_set_p): Likewise.
21655 (mips_const_vector_bitimm_clr_p): Likewise.
21656 (mips_msa_vec_parallel_const_half): Likewise.
21657 (mips_msa_output_division): Likewise.
21658 (mips_ldst_scaled_shift): Likewise.
21659 (mips_expand_vec_cond_expr): Likewise.
21660 * config/mips/mips.c (enum mips_builtin_type): Add
21661 MIPS_BUILTIN_MSA_TEST_BRANCH.
21662 (mips_gen_const_int_vector_shuffle): New prototype.
21663 (mips_const_vector_bitimm_set_p): New function.
21664 (mips_const_vector_bitimm_clr_p): Likewise.
21665 (mips_const_vector_same_val_p): Likewise.
21666 (mips_const_vector_same_bytes_p): Likewise.
21667 (mips_const_vector_same_int_p): Likewise.
21668 (mips_const_vector_shuffle_set_p): Likewise.
21669 (mips_symbol_insns): Forbid loading symbols via immediate for
21671 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
21673 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
21675 (mips_lx_address_p): Add support load indexed address for MSA.
21676 (mips_address_insns): Add calculation of instructions needed for
21677 stores and loads for MSA.
21678 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
21679 CONST_VECTOR for MSA and let it fall through.
21680 (mips_ldst_scaled_shift): New function.
21681 (mips_subword_at_byte): Likewise.
21682 (mips_msa_idiv_insns): Likewise.
21683 (mips_legitimize_move): Validate MSA moves.
21684 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
21685 calculation of costs for MSA division.
21686 (mips_split_move_p): Check if MSA moves need splitting.
21687 (mips_split_move): Split MSA moves if necessary.
21688 (mips_split_128bit_move_p): New function.
21689 (mips_split_128bit_move): Likewise.
21690 (mips_split_msa_copy_d): Likewise.
21691 (mips_split_msa_insert_d): Likewise.
21692 (mips_split_msa_fill_d): Likewise.
21693 (mips_output_move): Handle MSA moves.
21694 (mips_expand_msa_branch): New function.
21695 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
21696 Reinstate 'y' modifier.
21697 (mips_file_start): Add MSA .gnu_attribute.
21698 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
21700 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
21701 (mips_class_max_nregs): Add register size for MSA supported mode.
21702 (mips_cannot_change_mode_class): Allow conversion between MSA
21703 vector modes and TImode.
21704 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
21706 (mips_secondary_reload_class): Force MSA loads/stores via memory.
21707 (mips_preferred_simd_mode): Add preffered modes for MSA.
21708 (mips_vector_mode_supported_p): Add MSA supported modes.
21709 (mips_autovectorize_vector_sizes): New function.
21710 (mips_msa_output_division): Likewise.
21711 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
21712 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
21713 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
21714 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
21715 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
21716 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
21717 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
21718 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
21719 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
21720 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
21721 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
21722 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
21723 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
21724 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
21725 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
21726 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
21727 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
21728 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
21729 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
21730 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
21731 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
21732 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
21733 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
21734 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
21735 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
21736 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
21737 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
21738 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
21739 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
21740 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
21741 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
21742 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
21743 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
21744 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
21745 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
21746 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
21747 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
21748 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
21749 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
21750 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
21751 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
21752 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
21753 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
21754 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
21755 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21756 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21757 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21758 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21759 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21760 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21761 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21762 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21763 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
21764 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
21765 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
21766 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
21767 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
21768 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
21769 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
21770 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
21771 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
21772 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
21773 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
21774 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
21775 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
21776 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
21777 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
21778 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
21779 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
21780 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
21781 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
21782 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
21783 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
21784 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
21785 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
21786 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
21787 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
21788 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
21789 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
21790 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
21791 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
21792 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
21793 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
21794 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
21795 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
21796 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
21797 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
21798 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
21799 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
21800 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
21801 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
21802 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
21803 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
21804 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
21805 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
21806 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
21807 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
21808 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
21809 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
21810 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
21811 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
21812 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
21813 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
21814 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
21815 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
21816 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
21817 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
21818 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
21819 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
21820 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
21821 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
21822 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
21823 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
21824 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
21825 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
21826 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
21827 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
21828 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
21829 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
21830 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
21831 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
21832 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
21833 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
21834 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
21835 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
21836 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
21837 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
21838 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
21839 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
21840 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
21841 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
21842 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
21843 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
21844 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
21845 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
21846 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
21847 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
21848 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
21849 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
21850 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
21851 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
21852 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
21853 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
21854 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
21855 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
21856 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
21857 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
21858 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
21859 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
21860 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
21861 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
21863 (mips_get_builtin_decl_index): New array.
21864 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
21865 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
21866 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
21867 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
21868 (mips_init_builtins): Initialize mips_get_builtin_decl_index
21870 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
21872 (mips_expand_builtin_insn): Prepare operands for
21873 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
21874 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
21875 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
21876 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
21877 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
21878 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
21879 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
21880 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
21881 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
21882 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
21883 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
21884 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
21885 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
21886 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
21887 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
21888 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
21889 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
21890 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
21891 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
21892 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
21893 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
21894 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
21895 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
21896 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
21897 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
21898 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
21899 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
21900 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
21901 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
21902 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
21903 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
21904 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
21905 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
21906 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
21907 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
21908 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
21909 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
21910 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
21911 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
21912 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
21913 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
21914 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
21915 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
21916 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
21917 These are set implicitly and an error is reported if overridden.
21918 (mips_expand_builtin_msa_test_branch): New function.
21919 (mips_expand_msa_shuffle): Likewise.
21920 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
21921 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
21922 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
21923 (mips_expand_vec_unpack): Add support for MSA.
21924 (mips_expand_vector_init): Likewise.
21925 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
21926 instead of const0_rtx.
21927 (mips_msa_vec_parallel_const_half): New function.
21928 (mips_gen_const_int_vector): Likewise.
21929 (mips_gen_const_int_vector_shuffle): Likewise.
21930 (mips_expand_msa_cmp): Likewise.
21931 (mips_expand_vec_cond_expr): Likewise.
21932 * config/mips/mips.h
21933 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
21934 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
21936 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
21937 (ISA_HAS_MSA): New macro.
21938 (UNITS_PER_MSA_REG): Likewise.
21939 (BITS_PER_MSA_REG): Likewise.
21940 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
21941 (MSA_REG_FIRST): New macro.
21942 (MSA_REG_LAST): Likewise.
21943 (MSA_REG_NUM): Likewise.
21944 (MSA_REG_P): Likewise.
21945 (MSA_REG_RTX_P): Likewise.
21946 (MSA_SUPPORTED_MODE_P): Likewise.
21947 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
21948 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
21949 * config/mips/mips.md: Include mips-msa.md.
21950 (alu_type): Add simd_add.
21951 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
21952 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
21953 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
21954 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
21955 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
21956 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
21957 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
21958 simd_move, simd_load, simd_store. Choose "multi" for moves
21960 (qword_mode): New attribute.
21961 (insn_count): Add instruction count for quad moves.
21962 Increase the count for MIPS SIMD division.
21963 (UNITMODE): Add UNITMODEs for vector types.
21964 (addsub): New code iterator.
21965 * config/mips/mips.opt (mmsa): New option.
21966 * config/mips/msa.h: New file.
21967 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
21969 * config/mips/mti-linux.h: Likewise.
21970 * config/mips/predicates.md
21971 (const_msa_branch_operand): New constraint.
21972 (const_uimm3_operand): Likewise.
21973 (const_uimm4_operand): Likewise.
21974 (const_uimm5_operand): Likewise.
21975 (const_uimm8_operand): Likewise.
21976 (const_imm5_operand): Likewise.
21977 (aq10b_operand): Likewise.
21978 (aq10h_operand): Likewise.
21979 (aq10w_operand): Likewise.
21980 (aq10d_operand): Likewise.
21981 (const_m1_operand): Likewise.
21982 (reg_or_m1_operand): Likewise.
21983 (const_exp_2_operand): Likewise.
21984 (const_exp_4_operand): Likewise.
21985 (const_exp_8_operand): Likewise.
21986 (const_exp_16_operand): Likewise.
21987 (const_vector_same_val_operand): Likewise.
21988 (const_vector_same_simm5_operand): Likewise.
21989 (const_vector_same_uimm5_operand): Likewise.
21990 (const_vector_same_uimm6_operand): Likewise.
21991 (const_vector_same_uimm8_operand): Likewise.
21992 (par_const_vector_shf_set_operand): Likewise.
21993 (reg_or_vector_same_val_operand): Likewise.
21994 (reg_or_vector_same_simm5_operand): Likewise.
21995 (reg_or_vector_same_uimm6_operand): Likewise.
21996 * doc/extend.texi (MIPS SIMD Architecture Functions): New
21998 * doc/invoke.texi (-mmsa): Document new option.
22000 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22002 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
22003 * configure: Regenerate.
22004 * config.in: Regenerate.
22005 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
22006 on -fvtable-verify.
22007 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
22008 (ENDFILE_VTV_SPEC): Define.
22010 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
22012 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
22013 registers in all interrupt handlers if necessary.
22014 (rl78_option_override): Add warning.
22015 (MUST_SAVE_MDUC_REGISTERS): New macro.
22016 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
22017 * config/rl78/rl78.c (check_mduc_usage): New function.
22018 (mduc_regs): New structure to hold MDUC register data.
22019 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
22020 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
22021 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
22022 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
22023 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
22024 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
22026 2016-05-09 Bin Cheng <bin.cheng@arm.com>
22028 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
22029 (tree-ssa-loop-niter.h): Ditto.
22030 (idx_within_array_bound, ref_within_array_bound): New functions.
22031 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
22032 Factor out check on writable base object to ...
22033 (base_object_writable): ... here.
22035 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22037 * config/arm/arm.md (probe_stack): Add modes to set source
22040 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
22042 * regrename.c (base_reg_class_for_rename): New static function.
22043 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
22045 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
22047 * cgraph.c (thunk_adjust): Export.
22048 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
22049 * cgraphunit.c (thunk_adjust): Export.
22050 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
22052 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
22054 * tree-inline.c (expand_call_inline): Expand thunks inline.
22056 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
22059 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
22060 (*sse2_vd_cvtss2sd): Ditto.
22061 * config/i386/i386.md
22062 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
22063 Generate *sse2_vd_cvtsd2ss pattern.
22064 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
22065 Generate *sse2_vd_cvtss2sd pattern.
22067 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22069 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
22070 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
22073 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
22075 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
22076 * config/sh/sh.c: Define and declare variables on first use throughout
22078 (current_function_interrupt): Change to bool type.
22079 (frame_insn): Rename to emit_frame_insn and update users.
22080 (push_regs): Use bool for 'interrupt_handler' argument.
22081 (save_schedule_s): Remove.
22082 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
22083 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
22084 targetm.asm_out.unaligned_op.di.
22085 (gen_far_branch): Remove redundant forward declaration.
22086 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
22087 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
22088 (sh_set_return_address, sh_function_ok_for_sibcall,
22089 scavenge_reg): Update comments.
22090 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
22091 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
22092 (sh_attr_renesas_p): Remove unnecessary parentheses.
22093 (branch_dest): Simplify.
22094 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
22095 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
22096 (CUMULATIVE_ARGS): Change macro to typedef.
22097 (current_function_interrupt): Change to bool type.
22098 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
22099 Surround with __cplusplus ifdef.
22100 (sh_compare_op0, sh_compare_op1): Remove.
22101 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
22103 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
22105 * config/arm/arm.md (arch): Add neon.
22106 (arch_enabled): Return yes for arch neon when TARGET_NEON.
22107 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
22108 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
22109 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
22110 attributes for alt renumbering. Mark alt 3 as non-predicable.
22111 (thumb2_movdf_vfp): Likewise.
22113 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
22115 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
22116 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
22117 (*andqi_1): Add preferred_for_speed attribute to disparage
22118 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
22119 (*<code>qi_1): Ditto.
22120 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
22121 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
22122 (*ashlqi3_1): Ditto.
22123 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
22124 Add preferred_for_size attribute to disparage alternative 0 and
22125 preferred_for_speed attribute to disparage alternative 1 for
22126 TARGET_PARTIAL_REG_STALL targets.
22128 2016-05-07 Tom de Vries <tom@codesourcery.com>
22130 PR tree-optimization/70956
22131 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
22134 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
22136 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
22137 * config/sh/sh.c (sh_cbranch_distance): Implement it.
22138 * config/sh/sh.md (branch_zero): Remove define_attr.
22139 (define_delay): Disable delay slot if branch distance is one insn.
22141 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22143 * config/i386/i386.md (LEAMODE): New mode attribute.
22144 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
22145 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
22146 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
22147 operand 2 predicate.
22148 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
22149 (*lea<mode>_general_3): Ditto.
22150 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
22152 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22154 * genmddump.c (main): Convert argv from char ** to const char **.
22156 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22158 * coretypes.h (OVERRIDE): New macro.
22159 (FINAL): New macro.
22161 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
22163 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
22164 allow coalescing if the types are compatible.
22166 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22168 * pass_manager.h (pass_manager::register_pass_name): New method.
22169 (pass_manager::get_pass_by_name): New method.
22170 (pass_manager::create_pass_tab): New method.
22171 (pass_manager::m_name_to_pass_map): New field.
22172 * passes.c (name_to_pass_map): Delete global in favor of field
22173 "m_name_to_pass_map" of pass_manager.
22174 (register_pass_name): Rename from a function to...
22175 (pass_manager::register_pass_name): ...this method, updating
22176 for renaming of global "name_to_pass_map" to field
22177 "m_name_to_pass_map".
22178 (create_pass_tab): Rename from a function to...
22179 (pass_manager::create_pass_tab): ...this method, updating
22180 for renaming of global "name_to_pass_map" to field.
22181 (get_pass_by_name): Rename from a function to...
22182 (pass_manager::get_pass_by_name): ...this method.
22183 (enable_disable_pass): Convert use of get_pass_by_name to
22184 a method call, locating the pass_manager singleton.
22186 2016-05-06 David Malcolm <dmalcolm@redhat.com>
22188 * genattr-common.c (main): Convert argv from char ** to const char **.
22189 * genattr.c (main): Likewise.
22190 * genattrtab.c (main): Likewise.
22191 * genautomata.c (initiate_automaton_gen): Likewise.
22193 * gencodes.c (main): Likewise.
22194 * genconditions.c (main): Likewise.
22195 * genconfig.c (main): Likewise.
22196 * genconstants.c (main): Likewise.
22197 * genemit.c (main): Likewise.
22198 * genenums.c (main): Likewise.
22199 * genextract.c (main): Likewise.
22200 * genflags.c (main): Likewise.
22201 * genmddeps.c (main): Likewise.
22202 * genopinit.c (main): Likewise.
22203 * genoutput.c (main): Likewise.
22204 * genpeep.c (main): Likewise.
22205 * genpreds.c (main): Likewise.
22206 * genrecog.c (main): Likewise.
22207 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22208 (init_rtx_reader_args): Likewise.
22209 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22210 (init_rtx_reader_args): Likewise.
22211 * gentarget-def.c (main): Likewise.
22212 * read-md.c (read_md_files): Likewise.
22213 * read-md.h (read_md_files): Likewise.
22215 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22217 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22218 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22219 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22220 Remove unused predicate.
22221 (register_and_not_fp_reg_operand): Ditto.
22223 2016-05-06 Martin Liska <mliska@suse.cz>
22225 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22226 instead of vec as the vector is local to the function.
22228 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22230 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22231 avx512bw alternative.
22233 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22234 before the ashr<mode>3 pattern.
22236 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22237 v instead of x in vex or maybe_vex alternatives, use
22238 maybe_evex instead of vex in prefix.
22240 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22241 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22242 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22243 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22246 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22247 v instead of x in vex or maybe_vex alternatives, use
22248 maybe_evex instead of vex in prefix.
22250 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22251 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22252 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22253 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22254 alternatives, use maybe_evex instead of vex in prefix.
22256 * config/i386/sse.md (vec_interleave_lowv4sf,
22257 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22258 v instead of x in vex or maybe_vex alternatives, use
22259 maybe_evex instead of vex in prefix.
22261 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
22262 v instead of x in vex or maybe_vex alternatives, use
22263 maybe_evex instead of vex in prefix.
22265 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
22266 v constraint instead of x.
22268 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
22270 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
22271 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
22274 2016-05-06 Richard Biener <rguenther@suse.de>
22276 PR tree-optimization/70948
22277 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22278 Properly clobber all fields of va_list for __builtin_va_start.
22280 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
22283 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
22284 loop latch destination.
22286 2016-05-06 Martin Liska <mliska@suse.cz>
22288 * tree-ssa-uninit.c: Apply manual changes
22289 to the GNU coding style.
22290 (prune_uninit_phi_opnds): Rename from
22291 prune_uninit_phi_opnds_in_unrealizable_paths.
22293 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22295 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
22296 mspace): Remove deprecated options.
22297 * doc/invoke.texi (SH options): Remove -mspace.
22299 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22301 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
22303 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22305 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
22306 corresponding combine split pattern.
22308 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22311 * config/sh/predicates.md (long_displacement_mem_operand): New.
22312 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
22313 Add movi20, movi20s alternatives. Adjust length attribute for
22315 (movsi_ie): Allow for any FPU. Adjust length attribute for
22317 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
22318 attribute for alternatives.
22319 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
22320 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
22321 length attribute for alternatives.
22323 2016-05-06 Richard Biener <rguenther@suse.de>
22325 PR tree-optimization/70960
22326 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
22328 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22331 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
22332 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
22334 2016-05-06 Marek Polacek <polacek@redhat.com>
22337 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
22339 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22342 * config/sh/sh.md (*rotcr): Add another variant.
22344 2016-05-06 Richard Biener <rguenther@suse.de>
22346 PR middle-end/70931
22347 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
22349 2016-05-06 Richard Biener <rguenther@suse.de>
22351 PR middle-end/70941
22352 * fold-const.c (split_tree): Always convert to the original type
22355 2016-05-06 Richard Biener <rguenther@suse.de>
22357 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
22358 (fwprop_addr): Likewise.
22360 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22363 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
22365 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
22366 * config/i386/i386.md (push mem splitter): Use find_constant_src in
22367 the splitter condition.
22368 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
22369 the splitter condition.
22370 (FP float_extend load splitter): Ditto.
22372 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
22374 * config/i386/i386.md (peehole2 patterns): Change true_regnum
22375 to REGNO in all peephole2 patterns.
22376 (post-reload splitters): Change true_regnum to REGNO in
22377 post-reload splitters.
22378 (zero_extend splitters): Use general_reg_operand and
22379 nonimmediate_gr_operand predicates.
22381 2016-05-05 Jakub Jelinek <jakub@redhat.com>
22383 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
22384 v constraint instead of x.
22386 2016-05-05 Alan Modra <amodra@gmail.com>
22389 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
22390 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
22391 TARGET_NO_FP_IN_TOC for -mrelocatable.
22392 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
22393 TARGET_RELOCATABLE test.
22394 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22395 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22396 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22397 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22398 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22399 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22400 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22401 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22402 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
22403 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22405 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
22406 (rs6000_stack_info): Likewise.
22407 (rs6000_elf_asm_out_constructor): Likewise.
22408 (rs6000_elf_asm_out_destructor): Likewise.
22409 (rs6000_elf_declare_function_name): Likewise.
22410 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
22411 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
22414 2016-05-05 Alan Modra <amodra@gmail.com>
22416 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
22418 2016-05-05 Alan Modra <amodra@gmail.com>
22420 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
22421 out-of-line gpr restore for one or two regs if that would add
22424 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
22427 * config/i386/i386.md
22428 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
22429 Change to post-epilogue_completed late splitter. Use sse_reg_operand
22430 as operand 0 predicate.
22431 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
22433 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
22434 Ditto. Emit the pattern using RTX.
22436 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
22437 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
22438 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
22439 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
22441 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
22442 sse_reg_operand as operand 0 predicate.
22444 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
22445 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
22446 instead of gen_rtx_REG.
22447 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
22450 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22452 * function.c (emit_use_return_register_into_block): Delete.
22453 (gen_return_pattern): Delete.
22454 (emit_return_into_block): Delete.
22455 (active_insn_between): Delete.
22456 (convert_jumps_to_returns): Delete.
22457 (emit_return_for_exit): Delete.
22458 (thread_prologue_and_epilogue_insns): Delete all code dealing with
22459 simple_return for shrink-wrapped blocks.
22460 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
22461 end of blocks that need one.
22462 (get_unconverted_simple_return): Delete.
22463 (convert_to_simple_return): Delete.
22464 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
22465 (convert_to_simple_return): Ditto.
22467 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22469 * cfgcleanup.c (bb_is_just_return): New function.
22470 (try_optimize_cfg): Simplify jumps to return, branches to return,
22471 and branches around return.
22473 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22475 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
22476 branch to a return.
22478 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22482 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
22483 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
22484 assert flags & OEP_HASH_CHECK, instead of asserting it
22485 never happens. Handle TARGET_EXPR.
22486 * fold-const.c (operand_equal_p): For hash verification,
22487 or in OEP_HASH_CHECK into flags.
22489 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
22491 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
22493 (compute_samebase_partition_bases): Fix typo.
22495 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22497 * config/i386/sse.md (vec_interleave_highv8sf,
22498 vec_interleave_lowv8sf, vec_interleave_highv4df,
22499 vec_interleave_lowv4df): Remove constraints from expanders.
22501 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
22503 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22505 * tree-inline.c (expand_call_inline): Fix path dealing with
22506 making lhs of call statement undefined.
22508 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22510 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
22511 Check availability on NODE, too.
22512 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
22513 (cgraph_node::call_for_symbol_and_aliases): Likewise.
22514 (varpool_node::call_for_symbol_and_aliase): Likewise.
22515 * ipa-pure-const.c (add_new_function): Analyze all bodies.
22516 (propagate_pure_const): Propagate across interposable functions, too.
22517 (skip_function_for_local_pure_const): Do not skip interposable bodies
22519 (pass_local_pure_const::execute): Update.
22521 2016-05-04 Marek Polacek <polacek@redhat.com>
22523 * doc/invoke.texi: Document -Wdangling-else.
22525 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22527 * config.gcc: Error out when conflicting multilib is detected. Do not
22528 loop over multilibs since no combination is legal.
22530 2016-05-04 Alan Modra <amodra@gmail.com>
22532 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
22533 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
22534 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22537 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
22539 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
22540 Clean up p5600 comments.
22542 2016-05-04 Richard Biener <rguenther@suse.de>
22544 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
22545 constructor simplifications.
22546 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
22548 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
22550 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
22551 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
22552 result.set_rtx is null instead of aborting.
22553 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
22555 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
22556 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
22557 *mov<mode>_store_postinc): New patterns.
22559 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
22561 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
22562 as commutative. Check both conversions are NOP.
22563 ((A & B) OP (C & B)): Remove.
22565 2016-05-04 Alan Modra <amodra@gmail.com>
22567 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
22569 2016-05-04 Alan Modra <amodra@gmail.com>
22572 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
22573 when cr2,3,4 are all fixed regs.
22575 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
22577 PR rtl-optimization/57193
22578 * opts.c (default_options_table): Revert OPT_frename_registers change.
22579 * doc/invoke.texi (-frename-registers, -O2): Likewise.
22581 2016-05-03 Martin Sebor <msebor@redhat.com>
22584 * builtins.c (fold_builtin_FILE): New function.
22585 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
22586 (fold_builtin_0): Call them.
22587 * gimplify.c (gimplify_call_expr): Remove the handling of
22588 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
22591 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
22592 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
22596 * doc/extend.texi (Function Names as Strings): Update __func__,
22597 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
22600 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22601 Richard Biener <rguenther@suse.de>
22603 PR tree-optimization/70916
22604 * tree-if-conv.c: Include cfganal.h.
22605 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
22606 and remove_fake_exit_edges around the optimization pass.
22608 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
22610 * cgraph.c (symbol_table::create_edge): Set inline_failed.
22611 (cgraph_edge::make_direct): Likewise.
22612 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
22613 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
22614 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
22615 (CIF_THUNK): New code.
22616 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
22617 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
22618 (compute_inline_parameters): Set inline_failed for thunks.
22619 (inline_analyze_function): Cleanup.
22620 * ipa-inline.c (can_inline_edge_p): Do not deal with
22621 call_stmt_cannot_inline_p.
22622 (can_early_inline_edge_p): Likewise.
22623 (early_inliner): Initialize inline_failed.
22624 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
22626 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
22628 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
22629 from nonimm_ssenomem_operand.
22630 (nonimm_ssenomem_operand): New predicate.
22631 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
22632 as operand 0 predicate.
22633 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
22634 Disable unsupported alternatives using "enabled" attribute.
22635 Use register_ssemem_operand as operand 0 predicate.
22636 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
22638 2016-05-03 Marek Polacek <polacek@redhat.com>
22641 * input.c (expansion_point_location): New function.
22642 * input.h (expansion_point_location): Declare.
22644 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
22646 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
22647 occurence with frame_offset_ ones.
22649 2016-05-03 Alan Modra <amodra@gmail.com>
22651 PR rtl-optimization/70890
22652 * ira.c (combine_and_move_insns): When moving def_insn, remove
22653 equivs on use_insn.
22655 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
22657 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
22658 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
22659 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
22660 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
22662 2016-05-03 Alan Modra <amodra@gmail.com>
22664 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
22665 for SAVE_MULTIPLE/STORE_MULTIPLE.
22667 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22669 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
22670 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
22672 2016-05-03 Richard Biener <rguenther@suse.de>
22674 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
22676 (gimplify_arg): Likewise.
22677 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
22678 re-writing the result to a decl if required.
22679 (internal_get_tmp_var): Add allow_ssa parameter
22680 and override into_ssa with it.
22681 (get_formal_tmp_var): Adjust.
22682 (get_initialized_tmp_var): Add allow_ssa parameter.
22683 (gimplify_arg): Add allow_ssa parameter and avoid generating
22684 SSA names for the result false.
22685 (gimplify_call_expr): If the call may return twice do not
22686 gimplify parameters into SSA.
22687 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
22688 (gimplify_modify_expr): Adjust assert. For noreturn calls
22689 with a SSA name LHS adjust its def.
22690 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
22691 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
22692 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
22693 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
22694 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
22695 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
22696 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
22697 (optimize_target_teams): Do not allow SSA names for clause operands.
22698 (gimplify_expr): Likewise for where we mark the result addressable.
22699 * passes.def (pass_init_datastructures): Remove.
22700 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
22701 (rewrite_stmt): Likewise.
22702 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
22703 (replace_locals_op): Replace SSA names.
22704 (copy_gimple_seq_and_replace_locals): Init src_cfun.
22705 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
22706 * cgraph.c (release_function_body): Free CFG annotations only
22707 when we have a CFG. Simplify.
22708 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
22709 force_gimple_operand instead of get_initialized_tmp_var.
22710 * tree-pass.h (make_pass_init_datastructures): Remove.
22711 * tree-ssa.c (execute_init_datastructures): Remove.
22712 (pass_data_init_datastructures): Likewise.
22713 (class pass_init_datastructures): Likewise.
22714 (make_pass_init_datastructures): Likewise.
22715 * omp-low.c (create_omp_child_function): Init SSA data structures.
22716 (grid_expand_target_grid_body): Likewise.
22717 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
22718 name before adding it to names_to_release.
22719 (remove_bb): Always release SSA defs.
22720 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
22721 before dereferencing it.
22722 * cgraphunit.c (init_lowered_empty_function): Always
22723 int SSA data structures.
22724 * tree-ssanames.c (release_defs): Remove assert that we are in
22726 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
22728 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22729 Uros Bizjak <ubizjak@gmail.com>
22731 PR rtl-optimization/70467
22732 * config/i386/predicates.md (x86_64_hilo_int_operand,
22733 x86_64_hilo_general_operand): New predicates.
22734 * config/i386/constraints.md (Wd): New constraint.
22735 * config/i386/i386.md (mode attr di): Use Wd instead of e.
22736 (general_hilo_operand): New mode attr.
22737 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
22738 instead of <general_operand>.
22739 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
22740 x86_64_hilo_general_operand instead of <general_operand>.
22742 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22744 PR tree-optimization/70916
22745 * tree-if-conv.c (constant_or_ssa_name): Removed.
22746 (fold_build_cond_expr): Use is_gimple_val instead of
22747 constant_or_ssa_name.
22749 PR tree-optimization/70916
22750 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
22751 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
22754 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
22755 (optimize_atomic_bit_test_and): New function.
22756 (pass_fold_builtins::execute): Use it.
22757 * optabs.def (atomic_bit_test_and_set_optab,
22758 atomic_bit_test_and_complement_optab,
22759 atomic_bit_test_and_reset_optab): New optabs.
22760 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
22761 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
22762 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
22763 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
22764 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
22765 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
22766 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
22767 * doc/md.texi (atomic_bit_test_and_set@var{mode},
22768 atomic_bit_test_and_complement@var{mode},
22769 atomic_bit_test_and_reset@var{mode}): Document.
22770 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
22771 atomic_bit_test_and_complement<mode>,
22772 atomic_bit_test_and_reset<mode>): New expanders.
22773 (atomic_bit_test_and_set<mode>_1,
22774 atomic_bit_test_and_complement<mode>_1,
22775 atomic_bit_test_and_reset<mode>_1): New insns.
22777 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
22779 PR rtl-optimization/70687
22780 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
22781 instead of unsigned HOST_WIDE_INT.
22783 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
22785 PR rtl-optimization/44281
22786 * hard-reg-set.h (struct target_hard_regs): New field
22787 x_fixed_nonglobal_reg_set.
22788 (fixed_nonglobal_reg_set): New macro.
22789 * reginfo.c (init_reg_sets_1): Initialize it.
22790 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
22792 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
22794 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22796 PR tree-optimization/56541
22797 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
22798 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
22799 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
22800 (any_complicated_phi): new static variable.
22801 (aggressive_if_conv): delete.
22802 (if_convertible_phi_p): support phis with more than two arguments.
22803 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
22804 critical pred edges.
22805 (ifcvt_split_critical_edges): support phis with more than two
22806 arguments by checking new parameter. only split critical edges
22808 (tree_if_conversion): handle simd pragma marked loop using new
22809 local variable aggressive_if_conv. check any_complicated_phi.
22811 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22813 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
22816 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22818 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
22821 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
22823 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
22824 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
22825 define_insn_and_split.
22826 (mulsi3_i): New define_insn_and_split.
22827 (mulsi3_call): Convert to define_insn.
22828 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
22829 Remove constraints.
22831 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22833 * machmode.h (mode_complex): Add support to give the complex mode
22835 (GET_MODE_COMPLEX_MODE): Likewise.
22836 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
22837 stored by build_complex_type and gfc_build_complex_type instead of
22838 trying to figure out the appropriate mode based on the size. Raise
22839 an assertion error, if the type was not set.
22840 * genmodes.c (struct mode_data): Add field for the complex type of
22842 (blank_mode): Likewise.
22843 (make_complex_modes): Remember the complex mode created in the
22845 (emit_mode_complex): Write out the mode_complex array to map a
22846 type mode to the complex version.
22847 (emit_insn_modes_c): Likewise.
22848 * tree.c (build_complex_type): Set the complex type to use before
22849 calling layout_type.
22850 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
22851 support for __float128 complex datatypes.
22852 (rs6000_hard_regno_mode_ok): Likewise.
22853 (rs6000_setup_reg_addr_masks): Likewise.
22854 (rs6000_complex_function_value): Likewise.
22855 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
22856 __float128 and __ibm128 complex.
22857 (FLOAT128_IBM_P): Likewise.
22858 (ALTIVEC_ARG_MAX_RETURN): Likewise.
22859 * doc/extend.texi (Additional Floating Types): Document that
22860 -mfloat128 must be used to enable __float128. Document complex
22861 __float128 and __ibm128 support.
22863 2016-05-02 Jakub Jelinek <jakub@redhat.com>
22866 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
22867 char/short arguments promoted to int because of promote_prototypes.
22869 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
22871 * config/i386/predicates.md (register_ssemem_operand): New predicate.
22872 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
22873 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
22874 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
22875 alternatives using "enabled" attribute. Use register_ssemem_operand
22876 as operand 1 predicate.
22877 (*cmpi<unord>xf_i387): Split XFmode pattern from
22878 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
22879 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
22880 *absneg<mode>2_i387. Disable unsupported alternatives using
22881 "enabled" attribute.
22882 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
22884 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
22886 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
22888 (oacc_loop_process): Check mask for loop termination.
22890 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
22892 * cif-code.def (CIF_THUNK): Add.
22893 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
22896 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
22898 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
22899 (dump_inline_summary): Dump it.
22900 (fp_expression_p): New predicate.
22901 (estimate_function_body_sizes): Use it.
22902 (inline_merge_summary): Merge fp_expressions.
22903 (inline_read_section): Read fp_expressions.
22904 (inline_write_summary): Write fp_expressions.
22905 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
22906 codegen boundary if either caller or callee is !fp_expressions.
22907 * ipa-inline.h (inline_summary): Add fp_expressions.
22908 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
22909 to fp_expressions be sure the fp generation flags are updated.
22911 2016-05-02 Jakub Jelinek <jakub@redhat.com>
22913 PR rtl-optimization/70467
22914 * cse.c (cse_insn): Handle no-op MEM moves after folding.
22916 PR rtl-optimization/70467
22917 * ipa-pure-const.c (check_call): Handle internal calls even in
22918 ipa mode like in local mode.
22920 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
22922 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
22924 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
22926 * match.pd (X u< X, X u> X): New transformations.
22928 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
22930 * flag-types.h (enum warn_strict_overflow_code): Move ...
22931 * coretypes.h: ... here.
22932 * fold-const.h (fold_overflow_warning): Declare.
22933 * fold-const.c (fold_overflow_warning): Make non-static.
22934 (fold_comparison): Move the transformation of X +- C1 CMP C2
22935 into X CMP C2 -+ C1 ...
22936 * match.pd: ... here.
22937 * gimple-fold.c (fold_stmt_1): Protect with
22938 fold_defer_overflow_warnings.
22940 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
22942 * omp-low.c (struct oacc_loop): Add 'inner' field.
22943 (new_oacc_loop_raw): Initialize it to zero.
22944 (oacc_loop_fixed_partitions): Initialize it.
22945 (oacc_loop_auto_partitions): Partition outermost loop to outermost
22946 available partitioning.
22948 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22950 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
22952 (umulsidi3): Likewise.
22953 (indirect_jump): Fix jump instruction assembly patterns.
22955 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
22958 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
22959 (nvptx_function_value): Assert non-NULL cfun.
22961 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
22963 PR rtl-optimization/70886
22964 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
22966 * cselib.h (rtx_equal_for_cselib_1): Declare.
22967 (rtx_equal_for_cselib_p: New inline function.
22968 * cselib.c (rtx_equal_for_cselib_p): Delete.
22969 (rtx_equal_for_cselib_1): Make public.
22971 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
22973 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
22974 (register_mixssei387nonimm_operand): Remove predicate.
22975 * config/i386/i386.md (*fop_<mode>_comm): Merge from
22976 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
22977 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
22978 for TARGET_MIX_SSE_I387 alternatives.
22979 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
22980 Disable unsupported alternatives using "enabled" attribute. Use
22981 nonimm_ssenomem_operand as operand 1 predicate. Also check
22982 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
22984 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22986 * tree.c (cst_and_fits_in_hwi): Simplify.
22988 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22990 * tree.h (wi::to_wide): New function.
22991 * expr.c (expand_expr_real_1): Use wi::to_wide.
22992 * fold-const.c (int_const_binop_1): Likewise.
22993 (extract_muldiv_1): Likewise.
22995 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22997 * wide-int.h: Update offset_int and widest_int documentation.
22998 (WI_SIGNED_SHIFT_RESULT): New macro.
22999 (wi::binary_shift): Define signed_shift_result_type for
23000 shifts on offset_int- and widest_int-like types.
23001 (generic_wide_int): Support <<= and >>= if << and >> are supported.
23002 * tree.h (int_bit_position): Use shift operators instead of wi::
23004 * alias.c (adjust_offset_for_component_ref): Likewise.
23005 * expr.c (get_inner_reference): Likewise.
23006 * fold-const.c (fold_comparison): Likewise.
23007 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
23008 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
23009 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23010 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
23011 (stmt_kills_ref_p): Likewise.
23012 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
23013 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
23014 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23015 (ao_ref_init_from_vn_reference): Likewise.
23017 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
23019 * wide-int.h: Update offset_int and widest_int documentation.
23020 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
23021 (wi::binary_traits): Allow ordered comparisons between offset_int and
23022 offset_int, between widest_int and widest_int, and between either
23023 of these types and basic C types.
23024 (operator <, <=, >, >=): Define for the same combinations.
23025 * tree.h (tree_int_cst_lt): Use comparison operators instead
23026 of wi:: comparisons.
23027 (tree_int_cst_le): Likewise.
23028 * gimple-fold.c (fold_array_ctor_reference): Likewise.
23029 (fold_nonarray_ctor_reference): Likewise.
23030 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
23031 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
23032 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
23033 * tree-sra.c (completely_scalarize): Likewise.
23034 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
23035 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
23036 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
23037 (check_for_binary_op_overflow): Likewise.
23038 (search_for_addr_array): Likewise.
23039 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
23041 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23043 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
23044 (arc_save_restore): Likewise.
23045 (arc_dwarf_register_span): Likewise.
23046 (arc_output_pic_addr_const): Initialize suffix variable.
23048 2016-05-02 Martin Liska <mliska@suse.cz>
23050 * symbol-summary.h (function_summary::function_summary):
23051 Remove checking assert for all cgraph nodes.
23052 (function_summary::get): Check summary_uid.
23053 (symtab_insertion): Check summary_uid.
23055 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
23057 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
23058 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
23059 bmaskn instruction.
23060 (arc_dwarf_register_span): Remove enum keyword.
23061 (compact_memory_operand_p): New function.
23062 * config/arc/arc.h (reg_class): Add code density register classes.
23063 (REG_CLASS_NAMES): Likewise.
23064 (REG_CLASS_CONTENTS): Likewise.
23065 * config/arc/arc.md (*movqi_insn): Add code density instructions.
23066 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
23067 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
23068 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
23069 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
23071 (h, Rcd, Rsd, Rzd): New register constraints.
23072 (T): Use compact_memory_operand_p function.
23073 * config/arc/predicates.md (compact_load_memory_operand): Remove.
23075 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23077 * config/sh/sh.md (*negnegt, *movtt): Remove.
23079 2016-05-02 Marek Polacek <polacek@redhat.com>
23080 Tom de Vries <tom@codesourcery.com>
23082 PR tree-optimization/70700
23083 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
23084 bigger than FIRST_REF_NODE.
23086 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
23089 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
23091 (prepare_cbranch_operands): Don't use scratch register. Assume that
23092 function is used when pseudos can be created.
23093 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
23094 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
23095 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
23096 define_expand. Allow it only when pseudos can be created.
23097 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
23099 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
23101 * config/i386/constraints.md (BC): Only allow -1 operands.
23102 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
23103 Add "enabled" attribute. Update XI mode attribute calculation.
23104 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
23105 (*movoi_internal_avx): Update XI mode attribute calculation.
23106 (*movti_internal): Ditto.
23108 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23110 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
23111 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
23113 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
23115 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
23116 statement on instruction code. Remove trailing spaces.
23117 (altivec_expand_stv_builtin): Likewise.
23119 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23121 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
23122 (TARGET_FPU_DOUBLE): Simplify.
23123 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
23124 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
23125 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
23126 with 'TARGET_FPU_DOUBLE'.
23127 * config/sh/sh.md: Likewise.
23129 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
23131 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
23132 SH_DIV_STR_FOR_SIZE): Remove.
23133 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
23134 SH_DIV_STR_FOR_SIZE): Remove.
23136 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
23138 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
23139 logical_reg_operand): Delete.
23140 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
23141 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
23142 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
23143 match_operand and match_test.
23144 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
23145 variables on their first use. Return bool values.
23146 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
23147 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
23148 arith_reg_operand for input operand. Remove empty constraints.
23150 (*xorsi3_compact): Rename to xorsi3.
23151 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
23152 (*zero_extend<mode>si2_disp_mem): Update comment.
23155 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23157 * config/sh/t-sh: Remove SH5 support.
23158 * config.gcc: Likewise.
23159 * configure: Likewise.
23161 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23163 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
23165 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
23167 * config/sh/sh.c (register_sh_passes, sh_option_override,
23168 sh_print_operand, prepare_move_operands,
23169 sh_can_follow_jump): Remove TARGET_SH1 checks.
23170 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
23171 PROMOTE_MODE): Likewise.
23172 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
23175 2016-04-30 Alan Modra <amodra@gmail.com>
23177 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
23178 restoring when fixed_reg_p, but allow out-of-line or stmw save.
23179 Check for user regs later to avoid unnecessary looping over regs.
23180 Merge user reg check with non-saved reg check. Don't force
23181 inline VR restore when static chain used.
23182 (rs6000_frame_related): Omit eh_frame info for user regs when
23184 (fixed_regs_p): Delete.
23186 2016-04-30 Alan Modra <amodra@gmail.com>
23188 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
23189 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
23192 2016-04-30 Alan Modra <amodra@gmail.com>
23195 * config/rs6000/rs6000.c (fixed_reg_p): New function.
23196 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
23199 2016-04-30 Alan Modra <amodra@gmail.com>
23201 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23202 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23203 flag_pic test for Darwin.
23205 2016-04-30 Alan Modra <amodra@gmail.com>
23207 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23208 throw_calls_crossed.
23209 (REG_FREQ_CALLS_CROSSED): Delete.
23210 (REG_N_THROWING_CALLS_CROSSED): Delete.
23211 * regstat.c (regstat_bb_compute_ri): Don't calculate
23212 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23213 (dump_reg_info): Don't print call cross frequency.
23214 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23215 and REG_N_THROWING_CALLS_CROSSED.
23217 2016-04-30 Alan Modra <amodra@gmail.com>
23219 * regs.h (struct reg_info_t): Delete live_length.
23220 (REG_LIVE_LENGTH): Delete macro.
23221 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23222 local_live, local_processed and local_live_last_luid params.
23223 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23225 (regstat_compute_ri): Adjust for above. Don't set
23227 (dump_reg_info): Don't print live length.
23228 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23229 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23230 Localize loop_depth var.
23232 2016-04-30 Alan Modra <amodra@gmail.com>
23234 * ira.c (enum valid_equiv): New.
23235 (validate_equiv_mem): Return enum.
23236 (update_equiv_mem): Create replacement in more cases.
23237 (add_store_equivs): Update validate_equiv_mem call.
23239 2016-04-30 Alan Modra <amodra@gmail.com>
23241 * ira.c (combine_and_move_insns): Rather than scanning insns,
23242 use DF infrastucture to find use and def insns.
23244 2016-04-30 Alan Modra <amodra@gmail.com>
23246 ira.c (combine_and_move_insns): Move invariant conditions..
23247 (ira.c): ..to here. Call combine_and_move_insns before
23248 add_store_equivs. Call grow_reg_equivs later. Allocate
23249 req_equiv later using max_reg_num() rather than global max_regno.
23250 (contains_replace_regs): Delete.
23251 (add_store_equivs): Remove contains_replace_regs test.
23253 2016-04-30 Alan Modra <amodra@gmail.com>
23255 * ira.c (struct equiv_mem_data): New.
23256 (equiv_mem, equiv_mem_modified): Delete static vars.
23257 (validate_equiv_mem_from_store): Use "data" param to communicate..
23258 (validate_equiv_mem): ..from here.
23260 2016-04-30 Alan Modra <amodra@gmail.com>
23262 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
23264 (update_reg_equivs): ..here. Move allocation and freeing of
23265 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
23266 end_alias_analysis to..
23269 2016-04-30 Alan Modra <amodra@gmail.com>
23271 * ira.c (pdx_subregs): Delete.
23272 (struct equivalence): Add pdx_subregs field.
23273 (set_paradoxical_subreg): Remove pdx_subregs param. Update
23274 pdx_subregs access.
23275 (update_equiv_regs): Don't create or free pdx_subregs. Update
23276 pdx_subregs access.
23278 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23280 * config/rs6000/altivec.h: Change definitions of vec_xl and
23282 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
23283 (LD_ELEMREV_V2DI): New.
23284 (LD_ELEMREV_V4SF): New.
23285 (LD_ELEMREV_V4SI): New.
23286 (LD_ELEMREV_V8HI): New.
23287 (LD_ELEMREV_V16QI): New.
23288 (ST_ELEMREV_V2DF): New.
23289 (ST_ELEMREV_V2DI): New.
23290 (ST_ELEMREV_V4SF): New.
23291 (ST_ELEMREV_V4SI): New.
23292 (ST_ELEMREV_V8HI): New.
23293 (ST_ELEMREV_V16QI): New.
23296 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23297 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
23298 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
23299 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23300 (altivec_expand_builtin): Add handling for
23301 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
23302 (rs6000_invalid_builtin): Add error-checking for
23303 RS6000_BTM_P9_VECTOR.
23304 (altivec_init_builtins): Define builtins used to implement vec_xl
23306 (rs6000_builtin_mask_names): Define power9-vector.
23307 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
23308 (RS6000_BTM_P9_VECTOR): Define.
23309 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
23310 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
23311 (vsx_ld_elemrev_v2df): Likewise.
23312 (vsx_ld_elemrev_v4sf): Likewise.
23313 (vsx_ld_elemrev_v4si): Likewise.
23314 (vsx_ld_elemrev_v8hi): Likewise.
23315 (vsx_ld_elemrev_v16qi): Likewise.
23316 (vsx_st_elemrev_v2df): Likewise.
23317 (vsx_st_elemrev_v2di): Likewise.
23318 (vsx_st_elemrev_v4sf): Likewise.
23319 (vsx_st_elemrev_v4si): Likewise.
23320 (vsx_st_elemrev_v8hi): Likewise.
23321 (vsx_st_elemrev_v16qi): Likewise.
23322 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
23325 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
23327 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
23329 (simplify_control_stmt_condition_1): ... here. Recurse into
23330 BIT_AND_EXPRs and BIT_IOR_EXPRs.
23332 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
23335 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
23336 (zero_extendqi<mode>2_dot): Revert earlier conversion from
23337 define_insn_and_split to define_insn.
23338 (zero_extendqi<mode>2_dot2): Same.
23339 (extendqi<mode>2_dot): Same.
23340 (extendqi<mode>2_dot2): Same.
23342 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23344 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
23345 (probe_stack): New expander.
23346 (probe_stack_<mode>): New insn pattern.
23348 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23350 * config/i386/i386.md
23351 (operations with memory inputs setting flags peephole2):
23352 Remove uneeded REG_P checks. Cleanup pattern generation.
23354 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
23356 * tree-vect-loop.c (vect_transform_loop): Fix
23357 nb_iterations_upper_bound computation for vectorized loop.
23359 2016-04-29 Marek Polacek <polacek@redhat.com>
23360 Jakub Jelinek <jakub@redhat.com>
23363 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
23364 TARGET_EXPR_SLOT as a base.
23366 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
23368 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
23369 with 'rCm2' constraints to limit possible immediate size.
23370 (*load_zeroextendqisi_update): Likewise.
23371 (*load_signextendqisi_update): Likewise.
23372 (*loadhi_update): Likewise.
23373 (*load_zeroextendhisi_update): Likewise.
23374 (*load_signextendhisi_update): Likewise.
23375 (*loadsi_update): Likewise.
23376 (*loadsf_update): Likewise.
23378 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23380 * config/i386/predicates.md (constm1_operand): Fix comparison.
23382 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23384 * testsuite/gcc.target/arc/ieee_eq.c: New test.
23386 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
23388 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
23389 remaining SH5 related settings.
23390 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
23391 shmedia_prepare_call_address): Delete.
23392 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
23393 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
23394 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
23395 UNSUPPORTED_SH2A): Remove m5 checks.
23396 (sh_divide_strategy_e): Remove SH5 division strategies.
23397 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
23398 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
23400 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23402 * config/s390/s390.c (s390_rtx_costs): Update documentation.
23404 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23406 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
23407 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
23408 Change lder to ldr.
23409 * config/s390/vector.md ("mov<mode>"): Likewise.
23411 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
23413 * config/s390/constraints.md ("U", "W"): Invoke
23414 s390_mem_constraint with "ZR" and "ZT".
23415 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
23416 addresses when using LRA. Accept also short displacements for S
23417 and T constraints. Do not check for long displacement target for
23418 S and T constraints.
23419 (s390_mem_constraint): Remove handling of U and W constraints.
23420 * config/s390/s390.md (various patterns): Remove the short
23421 displacement constraints (Q and R) if a long displacement
23422 constraint is present. Add longdisp as required CPU capability.
23423 * config/s390/vector.md: Likewise.
23424 * config/s390/vx-builtins.md: Likewise.
23426 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23429 * reload1.c (reload): Call finish_spills before
23430 restarting reload loop. Skip select_reload_regs
23431 if update_eliminables_and_spill returns true.
23433 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23435 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
23436 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
23437 (umulhisi3_imm): Update predicates and constraint letters.
23438 (umulhisi3_reg): Declare instruction as commutative.
23439 * config/arc/constraints.md (J12, J16): New constraints.
23440 * config/arc/predicates.md (short_unsigned_const_operand): New
23442 (arc_short_operand): Likewise.
23443 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
23445 2016-04-29 Richard Biener <rguenther@suse.de>
23447 PR tree-optimization/13962
23448 PR tree-optimization/65686
23449 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
23450 * tree-ssa-alias.c (ptrs_compare_unequal): New function
23451 using PTA to compare pointers.
23452 * match.pd: Add pattern for pointer equality compare simplification
23453 using ptrs_compare_unequal.
23455 2016-04-29 Richard Biener <rguenther@suse.de>
23457 * stor-layout.c (layout_type): Do not build a pointer-to-element
23460 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23462 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
23463 Use SWI mode iterator. Use general_reg_operand predicate.
23464 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
23465 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
23468 2016-04-29 Jakub Jelinek <jakub@redhat.com>
23470 PR middle-end/70843
23471 * fold-const.c (operand_equal_p): Don't verify hash value equality
23473 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
23476 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23479 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
23480 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
23481 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
23482 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
23483 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
23485 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23487 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
23488 to info. Don't initialize separate fields to 0. Clean up
23491 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23493 * config/i386/i386.md (peephole2s for operations with memory inputs):
23494 Use SWI mode iterator.
23495 (peephole2s for operations with memory outputs): Ditto.
23496 Do not check for stack checking probe.
23498 (probe_stack): Remove expander.
23500 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23501 Andrew Burgess <andrew.burgess@embecosm.com>
23503 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
23504 operands as 32-bits.
23506 2016-04-28 Jason Merrill <jason@redhat.com>
23508 * gdbinit.in: Skip line-map.h.
23510 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23511 Andrew Burgess <andrew.burgess@embecosm.com>
23513 * config/arc/arc.c (arc_conditional_register_usage): Take
23514 TARGET_RRQ_CLASS into account.
23515 (arc_print_operand): Support printing 'p' and 's' operands.
23516 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
23518 (TARGET_RRQ_CLASS): Define.
23519 (IS_POWEROF2_OR_0_P): Define.
23520 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
23522 (*tst_movb): New define_insn.
23523 (*tst): Avoid recognition if it could prevent '*tst_movb'
23524 combination; replace c/CnL with c/Chs alternative.
23525 (*tst_bitfield_tst): New define_insn.
23526 (*tst_bitfield_asr): New define_insn.
23527 (*tst_bitfield): New define_insn.
23528 (andsi3_i): Add Rrq variant.
23529 (extzv): New define_expand.
23530 (insv): New define_expand.
23531 (*insv_i): New define_insn.
23532 (*movb): New define_insn.
23533 (*movb_signed): New define_insn.
23534 (*movb_high): New define_insn.
23535 (*movb_high_signed): New define_insn.
23536 (*movb_high_signed + 1): New define_split pattern.
23537 (*mrgb): New define_insn.
23538 (*mrgb + 1): New define_peephole2 pattern.
23539 (*mrgb + 2): New define_peephole2 pattern.
23540 * config/arc/arc.opt (mbitops): New option for nps400, uses
23541 TARGET_NPS_BITOPS_DEFAULT.
23542 * config/arc/constraints.md (q): Make register class conditional.
23543 (Rrq): New register constraint.
23544 (Chs): New constraint.
23545 (Clo): New constraint.
23546 (Chi): New constraint.
23547 (Cbf): New constraint.
23548 (Cbn): New constraint.
23549 (C18): New constraint.
23550 (Cbi): New constraint.
23552 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23554 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
23556 (bitmap_intersection_of_preds): Ditto.
23557 (bitmap_union_of_succs): Ditto.
23558 (bitmap_union_of_preds): Ditto.
23559 * sbitmap.c (do_popcount): Delete.
23560 (BITMAP_DEBUGGING): Delete.
23561 (sbitmap_verify_popcount): Delete.
23562 (sbitmap_alloc): Don't initialize the popcount field.
23563 (sbitmap_alloc_with_popcount): Delete.
23564 (sbitmap_resize): Don't resize the popcount array.
23565 (sbitmap_vector_alloc): Don't initialize the popcount field.
23566 (bitmap_copy): Don't copy the popcount array.
23567 (bitmap_clear): Don't clear the popcount array.
23568 (bitmap_clear): Delete the popcount array handling.
23569 (bitmap_ior_and_compl): Delete the popcount assert.
23570 (bitmap_not): Ditto.
23571 (bitmap_and_compl): Ditto.
23572 (bitmap_and): Delete the popcount array handling.
23573 (bitmap_xor): Ditto.
23574 (bitmap_ior): Ditto.
23575 (bitmap_or_and): Delete the popcount assert.
23576 (bitmap_and_or): Ditto.
23577 (popcount_table): Delete.
23578 (sbitmap_elt_popcount): Delete.
23579 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
23580 (bitmap_set_bit): Delete the popcount assert.
23581 (bitmap_clear_bit): Ditto.
23582 (sbitmap_free): Don't free the popcount array.
23583 (sbitmap_alloc_with_popcount): Delete declaration.
23584 (sbitmap_popcount): Ditto.
23586 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23587 Andrew Burgess <andrew.burgess@embecosm.com>
23589 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
23590 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
23591 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
23592 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
23593 * config/arc/arc.opt (mcmem): New option.
23594 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
23595 supply length for r/m alternative.
23596 (*extendqisi2_ac): Likewise.
23597 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
23599 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
23600 (movhi_insn): Likewise.
23601 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
23602 (*zero_extendqihi2_i): Add r/Ucm alternative.
23603 (*zero_extendqisi2_ac): Likewise.
23604 (*zero_extendhisi2_i): Likewise.
23605 * config/arc/constraints.md (Uex): New memory constraint.
23606 (Ucm): New define_constraint.
23607 * config/arc/predicates.md (long_immediate_loadstore_operand):
23608 Return 0 for MEM with cmem_address address.
23609 (cmem_address_0): New predicates.
23610 (cmem_address_1): Likewise.
23611 (cmem_address_2): Likewise.
23612 (cmem_address): Likewise.
23614 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23616 * config/rs6000/rs6000.c (machine_function): Rename
23617 insn_chain_scanned_p to spe_insn_chain_scanned_p.
23618 (rs6000_stack_info): Adjust.
23620 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23621 Andrew Burgess <andrew.burgess@embecosm.com>
23623 * config/arc/constraints.md (Usd): Convert to define_constraint.
23627 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23630 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
23631 Add new peephole2 where the first insn is *mov<mode>_or instead of
23632 *mov<mode>_internal.
23634 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
23636 * tracer.c (bb_seen): Make static.
23638 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
23640 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
23641 support, setup defaults.
23642 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
23643 * config/arc/arc.c (arc_init): Add NPS400 support.
23644 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
23645 (TARGET_ARC700): NPS400 is also an ARC700.
23646 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
23648 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23651 * config/nds32/nds32.md (casesi): Don't access the operands array
23654 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23656 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
23657 (or $-1,reg peephole2): Ditto.
23658 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
23660 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
23662 * doc/extend.texi (Common Function Attributes) [optimize]:
23663 Discourage use of the optimize attribute.
23665 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
23667 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
23668 special case builtin.
23669 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
23670 ALTIVEC_BUILTIN_VEC_ADDE.
23671 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
23672 support for ALTIVEC_BUILTIN_VEC_ADDE.
23673 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
23674 for __builtin_vec_adde.
23676 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23678 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
23679 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
23681 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23684 * doc/sourcebuild.texi (Effective-Target Keywords, Other
23685 attributes): Document cilkplus_runtime.
23687 2016-04-28 Martin Jambor <mjambor@suse.cz>
23689 * tree-cfg.c (verify_expr): Verify that local declarations belong to
23690 this function. Call verify_expr on MEM_REFs and bases of other
23691 handled_components.
23693 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23695 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
23696 for WORD_REGISTER_OPERATIONS to runtime check.
23698 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23700 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
23702 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23704 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
23705 big-endian compilation.
23706 * config/arc/arc.md (addf3): Likewise.
23707 (subdf3): Likewise.
23708 (muldf3): Likewise.
23710 2016-04-28 Richard Biener <rguenther@suse.de>
23712 PR tree-optimization/70840
23713 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
23714 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
23715 Mark x * pow(x,c) -> pow(x,c+1) commutative.
23716 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
23718 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23720 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
23721 and explain why in a comment.
23723 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23725 * config/arc/arc.md (cpu_facility): Add fpx variant.
23726 (subdf3): Prohibit use reverse sub when assist operations option
23728 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
23729 instructions only when FPX is enabled.
23730 * testsuite/gcc.target/arc/trsub.c: New test.
23732 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23734 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
23735 mult_operator when calculating "type" attribute.
23736 (*fop_<mode>_1_i387): Ditto.
23737 (*fop_xf_1_i387): Ditto.
23738 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
23739 Use std::swap to swap operands. Use RTL expressions to generate
23742 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23743 Joern Rennecke <joern.rennecke@embecosm.com>
23745 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
23747 (emit_pic_move): Remove.
23748 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
23749 * config/arc/arc.c (emit_pic_move): Removed.
23750 (TARGET_HAVE_TLS): Define.
23751 (arc_conditional_register_usage): Test for arc_tp_regno.
23752 (arc_print_operand, arc_print_operand_address): Handle TLS
23754 (arc_needs_pcl_p): New function.
23755 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
23756 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
23757 (arc_raw_symbolic_reference_mentioned_p): Likewise.
23758 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
23759 (arc_legitimize_tls_address): Likewise.
23760 (DTPOFF_ZERO_SYM): Define.
23761 (arc_legitimize_pic_address): Make it static, handle TLS cases.
23762 (arc_output_pic_addr_const): Print TLS unspecs.
23763 (prepare_pic_move): New function, replaces emit_pic_move.
23764 (arc_legitimate_constant_p): Handle TLS unspecs.
23765 (arc_legitimate_address_p): Likewise.
23766 (arc_rewrite_small_data_p): Use assert for TLS constants.
23767 (prepare_move_operands): Use prepare_pic_move.
23768 (arc_legitimize_address): Legitimize tls addresses.
23769 (arc_epilogue_uses): Check for arc_tp_regno.
23770 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
23771 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
23773 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
23775 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
23776 %(arc_tls_extra_start_spec).
23777 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
23778 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
23780 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
23781 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
23782 (UNSPEC_TLS_OFF): Add.
23784 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
23785 (get_thread_pointersi): New patterns.
23786 * config/arc/arc.opt (mtp-regno): New option.
23787 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
23788 (move_dest_operand): Likewise.
23789 * configure: Regenerate.
23790 * configure.ac: Add arc*-*-* case to test for tls.
23791 * doc/invoke.texi (ARC options): Document mtp-regno.
23793 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23795 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
23796 the new ARC HS SIMD instructions.
23797 (arc_preferred_simd_mode): New function.
23798 (arc_autovectorize_vector_sizes): Likewise.
23799 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
23800 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
23801 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
23802 (arc_init_builtins): Add new SIMD builtin types.
23803 (arc_split_move): Handle 64 bit vector moves.
23804 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
23805 (TARGET_PLUS_QMACW): Define.
23806 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
23807 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
23808 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
23809 (VSUBADD4H): New builtins.
23810 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
23811 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
23813 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
23814 Matthias Klose <doko@debian.org>
23816 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
23818 2016-04-28 Richard Biener <rguenther@suse.de>
23820 PR middle-end/70777
23821 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
23824 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
23826 * common/config/sh/sh-common.c: Remove SH5 support.
23827 * config/sh/constraints.md: Likewise.
23828 * config/sh/config/sh/elf.h: Likewise.
23829 * config/sh/linux.h: Likewise.
23830 * config/sh/netbsd-elf.h: Likewise.
23831 * config/sh/predicates.md: Likewise.
23832 * config/sh/sh-c.c: Likewise.
23833 * config/sh/sh-protos.h: Likewise.
23834 * config/sh/sh.c: Likewise.
23835 * config/sh/sh.h: Likewise.
23836 * config/sh/sh.md: Likewise.
23837 * config/sh/sh.opt: Likewise.
23838 * config/sh/sync.md: Likewise.
23839 * config/sh/sh64.h: Delete.
23840 * config/sh/shmedia.h: Likewise.
23841 * config/sh/shmedia.md: Likewise.
23842 * config/sh/sshmedia.h: Likewise.
23843 * config/sh/t-netbsd-sh5-64: Likewise.
23844 * config/sh/t-sh64: Likewise.
23845 * config/sh/ushmedia.h: Likewise.
23847 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23849 * config/i386/i386.md (sign_extend to memory peephole2s): Use
23850 general_reg_operand instead of register_operand predicate.
23852 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23854 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
23856 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
23858 * match.pd (A - B > A, A + B < A): New transformations.
23860 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
23862 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
23863 which defaults to true. Emit an outer pair of parentheses only if
23864 EMIT_PARENS. When continuing a chain of && or || (or & or |),
23865 don't emit parentheses for the right-hand operand.
23867 2016-04-27 Jeff Law <law@redhat.com>
23869 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
23871 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23873 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
23874 (altivec_lvx_<mode>_internal): Document.
23875 (altivec_lvx_<mode>_2op): New define_insn.
23876 (altivec_lvx_<mode>_1op): Likewise.
23877 (altivec_lvx_<mode>_2op_si): Likewise.
23878 (altivec_lvx_<mode>_1op_si): Likewise.
23879 (altivec_stvx_<mode>): Remove.
23880 (altivec_stvx_<mode>_internal): Document.
23881 (altivec_stvx_<mode>_2op): New define_insn.
23882 (altivec_stvx_<mode>_1op): Likewise.
23883 (altivec_stvx_<mode>_2op_si): Likewise.
23884 (altivec_stvx_<mode>_1op_si): Likewise.
23885 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23886 Expand vec_ld and vec_st during parsing.
23887 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
23889 (altivec_expand_stvx_be): Likewise.
23890 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
23891 address-masking behavior in RTL.
23892 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
23893 address-masking behavior in RTL.
23894 (altivec_expand_builtin): Change builtin code arguments for calls
23895 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
23896 (insn_is_swappable_p): Avoid incorrect swap optimization in the
23897 presence of lvx/stvx patterns.
23898 (alignment_with_canonical_addr): New function.
23899 (alignment_mask): Likewise.
23900 (find_alignment_op): Likewise.
23901 (recombine_lvx_pattern): Likewise.
23902 (recombine_stvx_pattern): Likewise.
23903 (recombine_lvx_stvx_patterns): Likewise.
23904 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
23905 stvx patterns from expand.
23906 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
23908 (vector_altivec_store_<mode>): Likewise.
23910 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
23912 * config/aarch64/aarch64.md
23913 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
23914 remove the "fp" attributes.
23915 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
23916 add the "simd" attributes.
23917 (*movdf_aarch64): Likewise.
23918 (*movtf_aarch64): Remove the "fp" attributes.
23919 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
23920 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
23922 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23924 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
23925 rtx to rtx_code_label *.
23926 * rtl.h (maybe_set_first_label_num): Likewise.
23928 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23930 * df-core.c (df_add_problem): Make the problem param be const.
23931 (df_remove_problem): Make local "problem" be const.
23932 * df-problems.c (problem_RD): Make const.
23933 (problem_LR): Likewise.
23934 (problem_LIVE): Likewise.
23935 (problem_MIR): Likewise.
23936 (problem_CHAIN): Likewise.
23937 (problem_WORD_LR): Likewise.
23938 (problem_NOTE): Likewise.
23939 (problem_MD): Likewise.
23940 * df-scan.c (problem_SCAN): Likewise.
23941 * df.h (struct df_problem): Make field "dependent_problem" be
23943 (struct dataflow): Likewise for field "problem".
23944 (df_add_problem): Make param const.
23946 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
23948 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
23949 inter-unit moves to/from vector registers are enabled. Do not disable
23952 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23954 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
23955 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
23957 (enum df_problem_id): ...this new enum.
23958 (struct df_problem): Convert field "id" from "int" to
23959 enum df_problem_id.
23961 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23963 * rtl.def: Update comment for "things in the instruction chain" to
23964 reflect the removal of the leading "i" field for INSN_UID in
23965 r210360. Fix bogus apostrophe.
23967 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
23969 * config/i386/i386.md
23970 (lea arith with mem operand + setcc peephole2): Set operator mode.
23972 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
23975 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
23976 (dimode_scalar_to_vector_candidate_p): This.
23977 (timode_scalar_to_vector_candidate_p): New function.
23978 (scalar_to_vector_candidate_p): Likewise.
23979 (timode_check_non_convertible_regs): Likewise.
23980 (timode_remove_non_convertible_regs): Likewise.
23981 (remove_non_convertible_regs): Likewise.
23982 (remove_non_convertible_regs): Renamed to ...
23983 (dimode_remove_non_convertible_regs): This.
23984 (scalar_chain::~scalar_chain): Make it virtual.
23985 (scalar_chain::compute_convert_gain): Make it pure virtual.
23986 (scalar_chain::mark_dual_mode_def): Likewise.
23987 (scalar_chain::convert_insn): Likewise.
23988 (scalar_chain::convert_registers): Likewise.
23989 (scalar_chain::add_to_queue): Make it protected.
23990 (scalar_chain::emit_conversion_insns): Likewise.
23991 (scalar_chain::replace_with_subreg): Likewise.
23992 (scalar_chain::replace_with_subreg_in_insn): Likewise.
23993 (scalar_chain::convert_op): Likewise.
23994 (scalar_chain::convert_reg): Likewise.
23995 (scalar_chain::make_vector_copies): Likewise.
23996 (scalar_chain::convert_registers): New pure virtual function.
23997 (class dimode_scalar_chain): New class.
23998 (class timode_scalar_chain): Likewise.
23999 (scalar_chain::mark_dual_mode_def): Renamed to ...
24000 (dimode_scalar_chain::mark_dual_mode_def): This.
24001 (timode_scalar_chain::mark_dual_mode_def): New function.
24002 (timode_scalar_chain::convert_insn): Likewise.
24003 (dimode_scalar_chain::convert_registers): Likewise.
24004 (scalar_chain::compute_convert_gain): Renamed to ...
24005 (dimode_scalar_chain::compute_convert_gain): This.
24006 (scalar_chain::replace_with_subreg): Renamed to ...
24007 (dimode_scalar_chain::replace_with_subreg): This.
24008 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
24009 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
24010 (scalar_chain::make_vector_copies): Renamed to ...
24011 (dimode_scalar_chain::make_vector_copies): This.
24012 (scalar_chain::convert_reg): Renamed to ...
24013 (dimode_scalar_chain::convert_reg ): This.
24014 (scalar_chain::convert_op): Renamed to ...
24015 (dimode_scalar_chain::convert_op): This.
24016 (scalar_chain::convert_insn): Renamed to ...
24017 (dimode_scalar_chain::convert_insn): This.
24018 (scalar_chain::convert): Call convert_registers.
24019 (convert_scalars_to_vector): Change to scalar_chain pointer to
24020 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
24021 in 32-bit mode. Delete scalar_chain pointer. Call
24022 free_dominance_info in 64-bit mode.
24023 (pass_stv::gate): Remove TARGET_64BIT check.
24024 (ix86_option_override): Put the 64-bit STV pass before the CSE
24027 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
24029 * dwarf2out.h (struct dw_loc_descr_node): Remove the
24030 dw_loc_frame_offset field.
24031 * dwarf2out.c (new_loc_descr): Likewise.
24032 (resolve_args_picking_1): Turn the VISITED hash set into a
24033 FRAME_OFFSET hash map. Use it to associate a frame offset to
24034 visited nodes. Remove uses of the CHECKING_P macro.
24035 (resolve_args_picking): Update call to resolve_args_picking_1.
24037 2016-04-27 Martin Liska <mliska@suse.cz>
24039 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
24040 (free_loop_data): Release vuses of groups.
24042 2016-04-27 Bin Cheng <bin.cheng@arm.com>
24044 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
24045 instead of redundant use_id and boolean have_use_for.
24046 (struct iv_use): Change sub_id into group_id. Remove field next.
24047 Move fields: related_cands, n_map_members, cost_map and selected
24049 (struct iv_group): ... here. New structure.
24050 (struct iv_common_cand): Use structure declaration directly.
24051 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
24052 (MAX_CONSIDERED_USES): Rename macro to ...
24053 (MAX_CONSIDERED_GROUPS): ... here.
24054 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
24055 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
24056 (dump_uses): Rename to ...
24057 (dump_groups): ... here. Update all uses.
24058 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
24059 (find_induction_variables): Refactor format of dump information.
24060 (record_sub_use): Delete.
24061 (record_use): Update all uses.
24062 (record_group): New function.
24063 (record_group_use, find_interesting_uses_op): Call above functions.
24065 (find_interesting_uses_cond): Ditto.
24066 (group_compare_offset): New function.
24067 (split_all_small_groups): Rename to ...
24068 (split_small_address_groups_p): ... here. Update all uses.
24069 (split_address_groups): Update all uses.
24070 (find_interesting_uses): Refactor format of dump information.
24071 (add_candidate_1): Update all uses. Remove redundant check on iv,
24073 (add_candidate, record_common_cand): Remove redundant assert.
24074 (add_iv_candidate_for_biv): Update use.
24075 (add_iv_candidate_derived_from_uses): Update all uses.
24076 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
24077 (alloc_use_cost_map): Ditto.
24078 (set_use_iv_cost, get_use_iv_cost): Rename to ...
24079 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
24080 (determine_use_iv_cost_generic): Ditto.
24081 (determine_group_iv_cost_generic): Ditto.
24082 (determine_use_iv_cost_address): Ditto.
24083 (determine_group_iv_cost_address): Ditto.
24084 (determine_use_iv_cost_condition): Ditto.
24085 (determine_group_iv_cost_cond): Ditto.
24086 (determine_use_iv_cost): Ditto.
24087 (determine_group_iv_cost): Ditto.
24088 (set_autoinc_for_original_candidates): Update all uses.
24089 (find_iv_candidates): Update all uses. Refactor dump information.
24090 (determine_use_iv_costs): Ditto.
24091 (determine_iv_costs): Ditto.
24092 (iv_ca_cand_for_use): Rename to ...
24093 (iv_ca_cand_for_group): ... here. Update all uses.
24094 (iv_ca_add_use, iv_ca_add_group): Ditto.
24095 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
24096 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
24097 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
24098 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
24099 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
24100 (create_new_iv, adjust_iv_update_pos): Ditto.
24101 (rewrite_use_address): Delete.
24102 (rewrite_use_address_1): Rename to ...
24103 (rewrite_use_address): ... here.
24104 (rewrite_use_compare): Update all uses.
24105 (rewrite_use): Delete.
24106 (rewrite_uses): Rename to ...
24107 (rewrite_groups): ... here. Update all uses.
24108 (remove_unused_ivs, free_loop_data): Update all uses.
24109 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
24111 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24113 * rtlanal.c (nonzero_bits1): Convert preprocessor check
24114 for WORD_REGISTER_OPERATIONS to runtime check.
24116 2016-04-27 Richard Biener <rguenther@suse.de>
24119 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
24120 aggregate_value_p to determine if a function result is
24121 returned by reference.
24122 (ipa_pta_execute): Functions having their address taken are
24123 not automatically nonlocal.
24125 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24128 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
24129 * fold-const.c (operand_equal_p): If flag_checking and
24130 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
24131 and if it returns non-zero, assert iterative_hash_expr on both
24134 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24136 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
24138 2016-04-27 Nick Clifton <nickc@redhat.com>
24140 PR middle-end/49889
24141 * varasm.c (merge_weak): Generate an error if an attempt is made
24142 to convert a non-weak static function into a weak, public function.
24144 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24146 * params.def (MAX_PARTITION_SIZE): New param.
24147 * doc/invoke.texi: Document lto-max-partition.
24149 2016-04-27 Richard Biener <rguenther@suse.de>
24152 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
24153 function cummulating used_from_other_partition, externally_visible
24154 and force_output from aliases.
24155 (refered_from_nonlocal_var): Likewise.
24156 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
24157 node flags properly.
24159 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
24161 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
24162 (-Wmemset-elt-size): New item.
24164 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
24167 * stor-layout.h (internal_reference_types): Delete.
24168 * stor-layout.c (reference_types_internal): Likewise.
24169 (internal_reference_types): Likewise.
24170 (layout_type) <REFERENCE_TYPE>: Adjust.
24172 2016-04-27 Jakub Jelinek <jakub@redhat.com>
24175 * tree.h (inchash::add_expr): Add FLAGS argument.
24176 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
24177 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
24178 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
24179 Formatting fix. Adjust recursive calls. For tcc_comparison,
24180 if swap_tree_comparison (code) is smaller than code, hash that
24181 and arguments in the other order. Hash CONVERT_EXPR the same
24182 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
24183 of ADDR_EXPR of decl as the decl itself. Add or remove
24184 OEP_ADDRESS_OF from recursive flags as needed. For
24185 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
24186 operands commutatively and only the third one normally.
24187 For internal CALL_EXPR hash in CALL_EXPR_IFN.
24189 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
24191 * config/rtems.h (LIB_SPEC): Add -latomic.
24193 2016-04-27 Joel Sherrill <joel@rtems.org>
24195 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
24196 xilink.ld and flags not relevant to RTEMS.
24198 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
24200 * toplev.c (backend_init_target): Avoid calling init_reload when using
24203 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24205 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24206 for loops rather than one for the whole function.
24208 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24210 * match.pd (X + CST CMP X): New transformation.
24212 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24214 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24215 * fold-const.c (fold_binary_loc): Remove 2 transformations
24216 superseded by match.pd.
24217 * match.pd (x+x -> x*2): Generalize to integers.
24219 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24221 * config/i386/i386.md (operation on memory peephole): Duplicate an
24222 existing peephole and adapt it to match lea rather than an operation
24225 PR rtl-optimization/57193
24226 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24228 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24230 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24232 * tree-if-conv.c (any_pred_load_store): New static variable.
24233 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24234 any_pred_load_store instead of and_mask_load_store.
24235 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24236 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24237 (combine_blocks, tree_if_conversion): Ditto.
24239 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24241 PR tree-optimization/70771
24242 PR tree-optimization/70775
24243 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24244 virtual PHI nodes. Delete parameter.
24245 (if_convertible_loop_p_1): Delete argument to above function.
24246 (predicate_all_scalar_phis): Delete code handling single-argument
24248 (tree_if_conversion): Mark and update virtual SSA.
24250 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24253 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24254 (x86_elf_aligned_common): Rename to ...
24255 (x86_elf_aligned_decl_common): ... this.
24256 Add decl arg. Switch to .lbss for largecomm object. Use
24257 LARGECOMM_SECTION_ASM_OP.
24258 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
24260 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
24261 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
24263 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
24264 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
24266 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24269 * config/i386/i386.c (SECTION_LARGE): Define.
24270 (x86_64_elf_select_section): Set it for large data/bss sections.
24271 Only clear SECTION_WRITE for .lrodata.
24272 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
24274 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
24275 * varasm.c (default_elf_asm_named_section): Grow flagchars.
24276 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
24278 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
24279 * doc/tm.texi: Regenerate.
24281 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24284 * configure.ac (--enable-checking): Document extra flag, for
24285 non-release builds default to --enable-checking=yes,extra.
24286 If misc checking and extra checking, define CHECKING_P to 2 instead
24288 * common.opt (fchecking=): Add.
24289 * doc/invoke.texi (-fchecking=): Document.
24290 * doc/install.texi: Document --enable-checking changes.
24291 * configure: Regenerated.
24292 * config.in: Regenerated.
24294 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24296 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
24297 attribute instead of which_alternative.
24298 * config/i386/sse.md (*mov<mode>_internal): Ditto.
24299 Use EXT_REX_SSE_REG_P where appropriate.
24301 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24303 * config/i386/predicates.md (const0_operand): Do not match
24304 const_wide_int code.
24305 (const1_operand): Ditto.
24307 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24309 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
24310 for SSE constm1 operands and TARGET_AVX512VL.
24311 (*movti_internal): Ditto.
24312 (*mov<mode>_or): Use constm1_operand predicate.
24313 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
24314 for SSE vector_all_ones operands and TARGET_AVX512VL.
24315 * config/i386/predicates.md (constm1_operand): New predicate.
24316 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
24317 emission of constant -1 load.
24319 2016-04-25 Jason Merrill <jason@redhat.com>
24321 * gdbinit.in: Skip is-a.h.
24323 * attribs.c (register_scoped_attributes): Fix logic.
24324 * attribs.h: Declare register_scoped_attributes.
24326 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24328 * config/rs6000/rs6000-builtin.def: Correct pasto error for
24329 stxvd2x and stxvw4x built-in functions.
24331 2016-04-25 DJ Delorie <dj@redhat.com>
24333 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
24334 (ashrhi3): Likewise.
24335 (lshrhi3): Likewise.
24337 2016-04-25 Richard Biener <rguenther@suse.de>
24339 PR tree-optimization/70780
24340 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
24341 wasn't visited yet.
24342 (compute_antic): Mark blocks with abnormal preds as visited as
24343 they have a final empty antic-in solution already.
24345 2016-04-25 Michael Collison <michael.collison@linaro.org>
24347 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
24349 2016-04-25 Michael Collison <michael.collison@linaro.org>
24351 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
24352 mode is VQI to improve mixed mode vectorization.
24353 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
24354 define_insn to match low half of signed vaddw.
24355 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
24356 define_insn to match high half of signed vaddw.
24357 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
24358 define_insn to match low half of unsigned vaddw.
24359 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
24360 define_insn to match high half of unsigned vaddw.
24361 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
24362 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24363 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
24365 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24366 * config/arm/predicates.md (vect_par_constant_high): Support
24367 big endian and simplify by calling
24368 arm_simd_check_vect_par_cnst_half
24369 (vect_par_constant_low): Likewise.
24371 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24373 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
24374 predicate for operand 2.
24376 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
24377 H.J. Lu <hongjiu.lu@intel.com>
24379 * config/i386/i386-protos.h (standard_sse_constant_p): Add
24380 machine_mode argument.
24381 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
24382 constm1_rtx operands. For VOIDmode constants, get mode from
24383 pred_mode. Check mode size if the mode is supported by ABI.
24384 (standard_sse_constant_opcode): Do not use standard_constant_p.
24385 Strictly check ABI support for all-ones operands.
24386 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
24387 immediates. Update calls to standard_sse_constant_p.
24388 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
24389 (ix86_rtx_costs): Ditto.
24390 * config/i386/i386.md (*movxi_internal_avx512f): Use
24391 nonimmediate_or_sse_const_operand instead of vector_move_operand.
24392 Use (v,BC) alternative instead of (v,C). Use register_operand
24393 checks instead of MEM_P.
24394 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
24395 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
24396 isa attribute. Use register_operand checks instead of MEM_P.
24397 (*movti_internal): Use nonimmediate_or_sse_const_operand for
24398 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
24399 alternative and corresponding sse2 isa attribute.
24400 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
24401 to standard_sse_constant_p.
24402 (FP constant splitters): Ditto.
24403 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
24405 * config/i386/predicates.md (constm1_operand): Remove.
24406 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
24407 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
24408 vector_all_ones_operand instead of constm1_operand.
24410 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24412 * print-rtl.c (print_rtx_insn_vec): New function.
24413 * print-rtl.h: New prototype.
24414 * store-motion.c (struct st_expr): Make avail_stores a vector.
24415 (st_expr_entry): Adjust.
24416 (free_st_expr_entry): Likewise.
24417 (print_store_motion_mems): Likewise.
24418 (find_moveable_store): Likewise.
24419 (compute_store_table): Likewise.
24420 (delete_store): Likewise.
24421 (build_store_vectors): Likewise.
24423 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24425 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
24427 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24429 * vec.h (vec_safe_contains): New function.
24430 (vec::contains): Likewise.
24431 (vec::begin): Likewise.
24432 (vec::end): Likewise.
24434 2016-04-23 Jakub Jelinek <jakub@redhat.com>
24437 * cfgexpand.c (expand_stack_vars): Fix typo.
24439 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24441 * system.h (list, map, set, vector): Include conditionally.
24442 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
24443 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
24444 * ipa-icf.c (INCLUDE_LIST): Define.
24445 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
24446 * config/sh/sh.c (INCLUDE_VECTOR): Define.
24447 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
24448 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
24449 * cp/logic.cc (INCLUDE_LIST): Define.
24450 * fortran/trans-common.c (INCLUDE_MAP): Define.
24452 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24454 * auto-profile.c: Remove <string.h> include.
24455 * ipa-icf-gimple.c: Remove <list> include.
24456 * diagnostic.c: Remove <new> include.
24457 * genmatch.c: Likewise.
24458 * pretty-print.c: Likewise.
24459 * toplev.c: Likewise
24460 * c/c-objc-common.c: Likewise.
24461 * cp/error.c: Likewise.
24462 * fortran/error.c: Likewise.
24464 2016-04-22 Richard Biener <rguenther@suse.de>
24466 * lto-streamer-in.c (input_ssa_names): Do not allocate
24467 GIMPLE_NOP for all SSA names.
24468 * lto-streamer-out.c (output_ssa_names): Do not output
24469 SSA names that should have been released.
24471 2016-04-22 Richard Biener <rguenther@suse.de>
24473 PR tree-optimization/70740
24474 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
24477 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
24480 * config/i386/predicates.md (call_insn_operand): Replace
24481 sibcall_memory_operand with memory_operand.
24483 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
24485 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
24486 has_single_use() tests.
24487 (register_edge_assert_for_1): Likewise.
24488 (find_assert_locations_1): Check the liveness bitmap instead of
24489 checking has_single_use().
24491 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
24494 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
24495 Extract AVX-512BW constraint from AVX.
24497 2016-04-21 Richard Biener <rguenther@suse.de>
24499 PR tree-optimization/70725
24500 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
24501 for phi_convertible_by_degenerating_args.
24502 (predicate_all_scalar_phis): Handle single-argument PHIs.
24504 2016-04-21 Richard Biener <rguenther@suse.de>
24506 PR middle-end/70747
24507 * fold-const.c (fold_comparison): Return properly typed
24510 2016-04-21 Bin Cheng <bin.cheng@arm.com>
24512 PR tree-optimization/70715
24513 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
24514 after expanding BASE using expand_simple_operations.
24516 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24518 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
24519 New transformations.
24521 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24523 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
24525 2016-04-20 Jan Hubicka <jh@suse.cz>
24527 * ipa-inline.c (can_inline_edge_p): Pass caller info to
24528 ultiimate_alias_target.
24529 (update_callee_keys): Likewise.
24530 (lookup_recursive_calls): Likewise.
24531 (speculation_useful_p): Likewise.
24533 2016-04-20 Jan Hubicka <jh@suse.cz>
24536 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
24537 (set_nothrow_flag_1): ... this; handle interposition correctly;
24538 recurse on aliases and thunks.
24539 (cgraph_node::set_nothrow_flag): New.
24540 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
24541 functions compiled with non-call exceptions that binds to current
24543 (propagate_nothrow): Be safe WRT interposition.
24544 * cgraph.h (set_nothrow_flag): Update prototype.
24546 2016-04-18 Jan Hubicka <jh@suse.cz>
24548 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24549 max_loop_iterations_int.
24550 (tree_unswitch_outer_loop): Likewise.
24552 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24554 PR tree-optimization/69489
24555 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
24556 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
24557 Revise dump message.
24558 (if_convertible_bb_p): Remove check on edge count of basic block's
24561 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24563 PR tree-optimization/56625
24564 PR tree-optimization/69489
24565 * tree-data-ref.h (DR_INNERMOST): New macro.
24566 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
24567 hashing struct innermost_loop_behavior.
24568 (ref_DR_map): Remove.
24569 (innermost_DR_map): New map.
24570 (baseref_DR_map): Revise comment.
24571 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
24572 to innermost_DR_map accroding to its innermost loop behavior.
24573 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
24574 to its innermost loop behavior.
24575 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
24576 Add initialization for innermost_DR_map. Record memory reference
24577 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
24578 have innermost loop behavior.
24579 (if_convertible_loop_p): Remove release for ref_DR_map. Release
24582 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
24584 * config/i386/i386.md (*lea<mode>_general_1): Rename from
24585 *lea_general_1. Use explicit SWI12 mode interator.
24586 (*lea<mode>_general_2): Rename from *lea_general_2.
24587 Use explicit SWI12 mode interator.
24588 (*lea<mode>_general_3): Rename from *lea_general_3.
24589 Use explicit SWI12 mode interator.
24590 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
24591 Use explicit SWI12 mode interator.
24592 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
24593 Use explicit SWI48 mode interator.
24595 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24597 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
24598 Short-cut unaligned load and store cases. Handle all integer
24600 (ix86_expand_vector_move_misalign): Short-cut unaligned load
24601 and store cases. Call ix86_avx256_split_vector_move_misalign
24602 directly without checking mode class.
24604 2016-04-20 Andrew Pinski <apinski@cavium.com>
24605 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24608 * config/aarch64/aarch64.md (sibcall): Force call
24609 address to be DImode for ILP32.
24610 (sibcall_value): Likewise.
24612 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24614 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
24616 2016-04-20 Richard Biener <rguenther@suse.de>
24618 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
24619 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
24620 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
24621 (maybe_push_res_to_seq): Adjust.
24622 * gimple-fold.c (maybe_build_generic_op): Likewise.
24624 2016-04-20 Marek Polacek <polacek@redhat.com>
24626 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
24629 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
24631 * config/i386/sse.md (vec_unpacks_lo_hi): Always
24632 use kmovw to support AVX512F target.
24634 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24636 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
24638 2016-04-20 Marek Polacek <polacek@redhat.com>
24640 PR tree-optimization/70725
24641 * tree-if-conv.c (is_false_predicate): New function.
24642 (predicate_mem_writes): Use it.
24644 2016-04-20 Richard Biener <rguenther@suse.de>
24646 PR tree-optimization/70726
24647 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
24648 shift amounts from a pattern stmt operand.
24650 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24653 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
24654 stack_restore_from_fpr pattern when restoring r15.
24655 (s390_optimize_prologue): Strip away the memory barrier in the
24656 parallel when trying to get rid of restore insns.
24657 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
24658 definition for loading the stack pointer from an FPR. Compared to
24659 the normal move insn this pattern includes a full memory barrier.
24661 2016-04-19 Jakub Jelinek <jakub@redhat.com>
24663 PR middle-end/70680
24664 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
24665 implicitly linear or lastprivate iterator on the outer context.
24667 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24669 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
24671 * config/i386/i386.md (ssememalign): Removed.
24672 * config/i386/sse.md: Remove ssememalign attribute from patterns.
24674 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24677 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
24678 const short * to __builtin_ia32_loaddquhi512_mask.
24679 (_mm512_maskz_loadu_epi16): Likewise.
24680 (_mm512_mask_storeu_epi16): Pass short * to
24681 __builtin_ia32_storedquhi512_mask.
24682 (_mm512_mask_loadu_epi8): Pass const char * to
24683 __builtin_ia32_loaddquqi512_mask.
24684 (_mm512_maskz_loadu_epi8): Likewise.
24685 (_mm512_mask_storeu_epi8): Pass char * to
24686 __builtin_ia32_storedquqi512_mask.
24687 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
24688 const double * to __builtin_ia32_loadupd512_mask.
24689 (_mm512_mask_loadu_pd): Likewise.
24690 (_mm512_maskz_loadu_pd): Likewise.
24691 (_mm512_storeu_pd): Pass double * to
24692 __builtin_ia32_storeupd512_mask.
24693 (_mm512_mask_storeu_pd): Likewise.
24694 (_mm512_loadu_ps): Pass const float * to
24695 __builtin_ia32_loadups512_mask.
24696 (_mm512_mask_loadu_ps): Likewise.
24697 (_mm512_maskz_loadu_ps): Likewise.
24698 (_mm512_storeu_ps): Pass float * to
24699 __builtin_ia32_storeups512_mask.
24700 (_mm512_mask_storeu_ps): Likewise.
24701 (_mm512_mask_loadu_epi64): Pass const long long * to
24702 __builtin_ia32_loaddqudi512_mask.
24703 (_mm512_maskz_loadu_epi64): Likewise.
24704 (_mm512_mask_storeu_epi64): Pass long long *
24705 to __builtin_ia32_storedqudi512_mask.
24706 (_mm512_loadu_si512): Pass const int * to
24707 __builtin_ia32_loaddqusi512_mask.
24708 (_mm512_mask_loadu_epi32): Likewise.
24709 (_mm512_maskz_loadu_epi32): Likewise.
24710 (_mm512_storeu_si512): Pass int * to
24711 __builtin_ia32_storedqusi512_mask.
24712 (_mm512_mask_storeu_epi32): Likewise.
24713 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
24714 char * to __builtin_ia32_storedquqi256_mask.
24715 (_mm_mask_storeu_epi8): Likewise.
24716 (_mm256_mask_loadu_epi16): Pass const short * to
24717 __builtin_ia32_loaddquhi256_mask.
24718 (_mm256_maskz_loadu_epi16): Likewise.
24719 (_mm_mask_loadu_epi16): Pass const short * to
24720 __builtin_ia32_loaddquhi128_mask.
24721 (_mm_maskz_loadu_epi16): Likewise.
24722 (_mm256_mask_loadu_epi8): Pass const char * to
24723 __builtin_ia32_loaddquqi256_mask.
24724 (_mm256_maskz_loadu_epi8): Likewise.
24725 (_mm_mask_loadu_epi8): Pass const char * to
24726 __builtin_ia32_loaddquqi128_mask.
24727 (_mm_maskz_loadu_epi8): Likewise.
24728 (_mm256_mask_storeu_epi16): Pass short * to.
24729 __builtin_ia32_storedquhi256_mask.
24730 (_mm_mask_storeu_epi16): Pass short * to.
24731 __builtin_ia32_storedquhi128_mask.
24732 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
24733 const double * to __builtin_ia32_loadupd256_mask.
24734 (_mm256_maskz_loadu_pd): Likewise.
24735 (_mm_mask_loadu_pd): Pass onst double * to
24736 __builtin_ia32_loadupd128_mask.
24737 (_mm_maskz_loadu_pd): Likewise.
24738 (_mm256_mask_storeu_pd): Pass double * to
24739 __builtin_ia32_storeupd256_mask.
24740 (_mm_mask_storeu_pd): Pass double * to
24741 __builtin_ia32_storeupd128_mask.
24742 (_mm256_mask_loadu_ps): Pass const float * to
24743 __builtin_ia32_loadups256_mask.
24744 (_mm256_maskz_loadu_ps): Likewise.
24745 (_mm_mask_loadu_ps): Pass const float * to
24746 __builtin_ia32_loadups128_mask.
24747 (_mm_maskz_loadu_ps): Likewise.
24748 (_mm256_mask_storeu_ps): Pass float * to
24749 __builtin_ia32_storeups256_mask.
24750 (_mm_mask_storeu_ps): ass float * to
24751 __builtin_ia32_storeups128_mask.
24752 (_mm256_mask_loadu_epi64): Pass const long long * to
24753 __builtin_ia32_loaddqudi256_mask.
24754 (_mm256_maskz_loadu_epi64): Likewise.
24755 (_mm_mask_loadu_epi64): Pass const long long * to
24756 __builtin_ia32_loaddqudi128_mask.
24757 (_mm_maskz_loadu_epi64): Likewise.
24758 (_mm256_mask_storeu_epi64): Pass long long * to
24759 __builtin_ia32_storedqudi256_mask.
24760 (_mm_mask_storeu_epi64): Pass long long * to
24761 __builtin_ia32_storedqudi128_mask.
24762 (_mm256_mask_loadu_epi32): Pass const int * to
24763 __builtin_ia32_loaddqusi256_mask.
24764 (_mm256_maskz_loadu_epi32): Likewise.
24765 (_mm_mask_loadu_epi32): Pass const int * to
24766 __builtin_ia32_loaddqusi128_mask.
24767 (_mm_maskz_loadu_epi32): Likewise.
24768 (_mm256_mask_storeu_epi32): Pass int * to
24769 __builtin_ia32_storedqusi256_mask.
24770 (_mm_mask_storeu_epi32): Pass int * to
24771 __builtin_ia32_storedqusi128_mask.
24772 * config/i386/i386-builtin-types.def (PCSHORT): New.
24773 (PINT64): Likewise.
24774 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
24775 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
24776 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
24777 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
24778 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
24779 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
24780 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
24781 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
24782 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
24783 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
24784 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
24785 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
24786 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
24787 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
24788 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
24789 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
24790 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
24791 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
24792 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
24793 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
24794 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
24795 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
24796 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
24797 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
24798 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
24799 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
24800 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
24801 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
24802 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
24803 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
24804 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
24805 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
24806 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
24807 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
24808 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
24809 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
24810 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
24811 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
24812 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
24813 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
24814 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
24815 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
24816 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
24817 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
24818 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
24819 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
24820 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
24821 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
24822 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
24824 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
24825 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
24827 (ix86_expand_vector_move_misalign): Likewise.
24828 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
24829 to scalar function prototype for unaligned load/store builtins.
24830 (ix86_expand_special_args_builtin): Updated.
24831 * config/i386/sse.md (UNSPEC_LOADU): Removed.
24832 (UNSPEC_STOREU): Likewise.
24833 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
24834 (VI_ULOADSTORE_F_AVX512VL): Likewise.
24835 (ssescalarsize): Handle V4TI, V2TI and V1TI.
24836 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
24837 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
24838 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
24839 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
24840 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
24841 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
24842 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
24843 (<avx512>_storedqu<mode>_mask): Likewise.
24844 (*sse4_2_pcmpestr_unaligned): Likewise.
24845 (*sse4_2_pcmpistr_unaligned): Likewise.
24846 (*mov<mode>_internal): Renamed to ...
24847 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
24848 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
24849 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
24850 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
24852 2016-04-19 Richard Biener <rguenther@suse.de>
24854 PR tree-optimization/70171
24855 * tree-ssa-phiprop.c: Include stor-layout.h.
24856 (phiprop_insert_phi): Handle the aggregate copy case.
24857 (propagate_with_phi): Likewise.
24859 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
24861 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
24862 instead of simplify_gen_subreg (... , 0).
24863 (ix86_delegitimize_address): Ditto.
24864 (ix86_split_divmod): Ditto.
24865 (ix86_split_copysign_const): Ditto.
24866 (ix86_split_copysign_var): Ditto.
24867 (ix86_expand_args_builtin): Ditto.
24868 (ix86_expand_round_builtin): Ditto.
24869 (ix86_expand_special_args_builtin): Ditto.
24870 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
24871 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
24872 (udivmodqi4): Ditto.
24873 (absneg splitters): Ditto.
24874 (*jcc_bt<mode>_1): Ditto.
24876 2016-04-19 Richard Biener <rguenther@suse.de>
24878 PR tree-optimization/70724
24879 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
24880 restoring out from ...
24881 (free_scc_vn): ... here.
24882 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
24883 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
24885 (pass_fre::execute): Restore SSA info.
24887 2016-04-19 Richard Biener <rguenther@suse.de>
24889 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
24890 * gimple-walk.c (walk_gimple_op): Initialize it.
24891 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
24892 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
24893 remapping SSA names of defs.
24894 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
24897 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
24899 PR middle-end/70689
24900 * lra-constraints.c (equiv_substition_p): New.
24901 (process_alt_operands): Use it.
24902 (swap_operands): Swap it.
24903 (curr_insn_transform): Update it.
24905 2016-04-18 Michael Matz <matz@suse.de>
24907 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
24908 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
24909 * tree-core.h (tree_type_common.align): Use bit-field.
24910 (tree_type_common.spare): New.
24911 (tree_decl_common.off_align): Make smaller.
24912 (tree_decl_common.align): Use bit-field.
24914 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
24915 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
24916 (scan_sharing_clauses): Ditto.
24917 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
24918 (omp_finish_file): Ditto.
24919 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
24920 (layout_decl): Ditto.
24921 (relayout_decl): Ditto.
24922 (finalize_record_size): Use SET_TYPE_ALIGN.
24923 (finalize_type_size): Ditto.
24924 (finish_builtin_struct): Ditto.
24925 (layout_type): Ditto.
24926 (initialize_sizetypes): Ditto.
24927 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
24928 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
24929 (lookup_field_for_decl): Use SET_DECL_ALIGN.
24930 (get_chain_field): Ditto.
24931 (get_trampoline_type): Ditto.
24932 (get_nl_goto_field): Ditto.
24933 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
24935 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
24936 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
24937 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
24938 (build_qualified_type): Use SET_TYPE_ALIGN.
24939 (build_aligned_type, build_range_type_1): Ditto.
24940 (build_atomic_base): Ditto.
24941 (build_common_tree_nodes): Ditto.
24942 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
24943 (expand_one_stack_var_at): Ditto.
24944 * coverage.c (build_var): Use SET_DECL_ALIGN.
24945 * except.c (init_eh): Ditto.
24946 * function.c (assign_parm_setup_block): Ditto.
24947 * symtab.c (increase_alignment_1): Ditto.
24948 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
24949 * tree-vect-stmts.c (ensure_base_align): Ditto.
24950 * varasm.c (align_variable): Ditto.
24951 (assemble_variable): Ditto.
24952 (build_constant_desc): Ditto.
24953 (output_constant_def_contents): Ditto.
24955 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
24956 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
24957 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
24958 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
24959 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
24961 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
24964 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
24965 replace %vmovsd with "%vmovq".
24966 (vec_concatv2df): Likewise.
24968 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
24970 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
24971 (*vec_extractv2si_0): Ditto.
24972 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
24973 (zero_extended_scalar_load_operand splitters): Ditto.
24974 (vec_extract splitters): Ditto.
24975 (*vec_extractv4si_0_zext): Ditto.
24976 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
24977 and lowpart_subreg.
24978 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
24979 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
24980 (*sse4_1_extractps): Use lowpart_subreg.
24981 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
24983 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24985 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
24987 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
24988 Mention Solaris 11 packaging changes.
24989 Update gas and gld requirements.
24990 Remove reference to pre-Solaris 10 bug.
24991 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
24993 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
24996 2016-04-17 Jan Hubicka <jh@suse.cz>
24998 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
24999 max_loop_iterations_int.
25001 2016-04-18 Richard Biener <rguenther@suse.de>
25003 PR tree-optimization/43434
25004 * tree-ssa-structalias.c (struct vls_data): New.
25005 (visit_loadstore): Handle all pointer-based accesses.
25006 (compute_dependence_clique): Compute a bitmap of restrict tags
25007 assigned bases and pass it to visit_loadstore.
25009 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
25012 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
25013 armv8.1-a and armv8.1-a+crc.
25015 2016-04-18 Richard Biener <rguenther@suse.de>
25017 PR tree-optimization/70701
25018 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
25019 references after translating through a memcpy.
25021 2016-04-18 Richard Biener <rguenther@suse.de>
25023 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
25024 (compute_antic): ... here. For partial antic use regular
25025 postorder and scrap iteration.
25026 (compute_partial_antic_aux): Remove unused return value.
25027 (init_pre): Do not allocate postorder.
25028 (fini_pre): Do not free postorder.
25030 2016-04-18 Richard Biener <rguenther@suse.de>
25032 PR middle-end/37870
25033 * expmed.c (extract_bit_field_1): Remove broken case
25034 using a wider MODE_INT mode.
25036 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
25038 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
25039 unless compiling with at least GCC-4.8.
25041 2016-04-17 Jan Hubicka <jh@suse.cz>
25044 * graphite.c (graphite_finalize): Update call to
25045 tree_estimate_probability.
25046 * predict.h (tree_estimate_probability): Update prototype.
25048 2016-04-17 Jan Hubicka <jh@suse.cz>
25050 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
25051 (tree_estimate_probability): Likewise.
25052 (pass_profile::execute): Update.
25053 (report_predictor_hitrates): New function.
25054 * profile.c (compute_branch_probabilities): Use it.
25055 * predict.h (report_predictor_hitrates): Declare.
25057 2016-04-17 Jan Hubicka <jh@suse.cz>
25060 * cgraph.h (cgraph_node::set_const_flag,
25061 cgraph_node::set_pure_flag): Update prototype to return bool;
25063 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
25064 of interposable symbol are interposable, too.
25065 (cgraph_set_const_flag_1): Rename to ...
25066 (set_const_flag_1): ... this one; change to self recursive function
25067 instead of call_for_symbol_thunks_and_aliases. Handle correctly
25068 clearnig the flag in all variants and also virtual thunks of const
25069 functions are pure; track if any change was done.
25070 (cgraph_node::set_const_flag): Update.
25071 (struct set_pure_flag_info): New struct.
25072 (cgraph_set_pure_flag_1): Rename to ...
25073 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
25074 rather than pointer encoded flags; track if any changes was done;
25075 handle correctly clearning flag and setting flag of aliases already
25077 (cgraph_node::set_pure_flag): Update.
25078 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
25080 2016-04-17 Tom de Vries <tom@codesourcery.com>
25083 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
25084 backslash in label.
25086 2016-04-17 Tom de Vries <tom@codesourcery.com>
25088 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
25089 '{}<> ' as escape-for-record.
25091 2016-04-17 Tom de Vries <tom@codesourcery.com>
25093 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
25096 2016-04-17 Tom de Vries <tom@codesourcery.com>
25099 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
25100 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
25101 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
25102 * passes.c (finish_optimization_passes): Only call
25103 finish_graph_dump_file if dfi->graph_dump_initialized.
25104 (execute_function_dump, pass_init_dump_file): Use
25105 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
25107 2016-04-17 Tom de Vries <tom@codesourcery.com>
25109 PR tree-optimization/70256
25110 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
25111 (debug_varmap): New function.
25113 2016-04-17 Tom de Vries <tom@codesourcery.com>
25116 * passes.c (pass_manager::register_pass): Propagate pflags.
25118 2016-04-17 Tom de Vries <tom@codesourcery.com>
25121 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
25122 * passes.c (pass_manager::pass_manager): Declare and init p_start in
25123 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
25124 check if it's equal to p_start.
25125 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
25127 2016-04-15 Jan Hubicka <jh@suse.cz>
25130 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
25131 function does not bind to current def.
25132 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
25133 handle conservatively calls to functions that does not need to bind
25135 (check_call): Update call of worse_state.
25136 (ignore_edge_for_nothrow): Update.
25137 (ignore_edge_for_pure_const): Likewise.
25138 (propagate_pure_const): Update calls to worse_state.
25139 (skip_function_for_local_pure_const): Reformat comments.
25141 2016-04-15 Jan Hubicka <jh@suse.cz>
25144 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
25145 (cgraph_node::function_symbol): Likewise.
25146 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25147 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
25148 (symtab_node::ultimate_alias_target): Add REF parameter.
25149 (symtab_node::binds_to_current_def_p): Declare.
25150 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
25151 (cgraph_node::function_symbol): Likewise.
25152 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
25153 (cgraph_node::get_availability): Likewise.
25154 (cgraph_edge::binds_to_current_def_p): New inline function.
25155 (varpool_node::get_availability): Add REF parameter.
25156 (varpool_node::ultimate_alias_target): Likewise.
25157 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
25158 (symtab_node::binds_to_current_def_p): Likewise.
25159 * varpool.c (varpool_node::get_availability): Likewise.
25161 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25164 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
25165 Fix mode size check.
25167 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25169 * BASE-VER: Set to 7.0.0.
25171 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
25173 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
25175 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25177 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
25178 architecture revisions.
25180 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
25182 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
25183 * config/i386/i386.c (ix86_using_red_zone): No longer static.
25184 * config/i386/i386.md (stack decrement to push peepholes): Guard
25185 with !x86_using_red_zone ().
25187 2016-04-15 Jakub Jelinek <jakub@redhat.com>
25190 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
25191 to dump_generic_node.
25192 (NIY): Pass also flags to do_niy.
25194 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
25196 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
25197 (simd_clone_vector_of_formal_parm_types)
25198 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
25199 (simd_clone_mangle, simd_clone_create)
25200 (simd_clone_adjust_return_type, create_tmp_simd_array)
25201 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25202 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25203 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25204 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25205 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25206 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25207 * omp-simd-clone.c: ... this new file.
25208 (simd_clone_vector_of_formal_parm_types): Make it static.
25209 * Makefile.in (OBJS): Add omp-simd-clone.o.
25211 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25214 * config/i386/sse.md: Use proper memory operand modifiers.
25217 2016-04-15 Richard Biener <rguenther@suse.de>
25218 Alan Modra <amodra@gmail.com>
25220 PR tree-optimization/70130
25221 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25222 when alignment stays not the same and no not use the realign
25225 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25228 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25229 direct move handlers for KFmode. Change TFmode handlers test from
25230 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25232 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25235 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25236 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25237 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25238 * tree-ssa-live.c (remove_unused_scope_block_p): When
25239 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25240 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25241 block_ultimate_origin is FUNCTION_DECL.
25242 (remove_unused_locals): If current_function_decl is
25243 polymorphic_ctor_dtor_p, pass initial true to
25244 remove_unused_scope_block_p' is_ctor_dtor_block.
25246 2016-04-14 Martin Sebor <msebor@redhat.com>
25251 * doc/extend.texi (Variable Length): Revert.
25253 2016-04-14 Marek Polacek <polacek@redhat.com>
25254 Jan Hubicka <hubicka@ucw.cz>
25257 * tree.c (verify_type): Disable the canonical type of main variant
25260 2016-04-14 Jason Merrill <jason@redhat.com>
25262 * cfgexpand.c, expr.c: Revert previous change.
25264 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
25266 PR middle-end/70643
25267 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
25268 when building a mem ref for the incoming reduction variable.
25270 2016-04-14 Richard Biener <rguenther@suse.de>
25272 PR tree-optimization/70614
25273 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
25274 loop if the evolution dropped to chrec_dont_know.
25275 (interpret_condition_phi): Likewise.
25277 2016-04-14 Richard Biener <rguenther@suse.de>
25279 PR tree-optimization/70623
25280 * tree-ssa-pre.c (changed_blocks): Make global ...
25281 (compute_antic): ... local here. Move and fix worklist
25282 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
25283 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
25284 worklist handling, dump when ANTIC_IN changed.
25285 (compute_partial_antic_aux): Remove worklist handling.
25286 (init_pre): Do not compute post dominators. Add a comment about
25287 the CFG order chosen.
25288 (fini_pre): Do not free post dominators.
25290 2016-04-13 Martin Sebor <msebor@redhat.com>
25295 * doc/extend.texi (Variable Length): Document C++ specifics.
25297 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25300 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
25301 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
25302 eh edges have been purged.
25305 * tree-sra.c (create_access_replacement,
25306 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
25308 * tree-pretty-print.c (dump_fancy_name): New function.
25309 (dump_decl_name, dump_generic_node): Use it.
25311 2016-04-13 Jason Merrill <jason@redhat.com>
25313 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
25314 * expr.c (expand_expr_real_1): Likewise.
25316 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
25318 * config/i386/i386.md (kunpckhi): Swap operands.
25319 (kunpcksi): Likewise.
25320 (kunpckdi): Likewise.
25321 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
25322 (vec_pack_trunc_<mode>): Likewise.
25324 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25327 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
25329 PR middle-end/70633
25330 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
25331 gimplification turns some element into non-constant.
25334 * rtl.h (convert_memory_address_addr_space_1): New prototype.
25335 * explow.c (convert_memory_address_addr_space_1): No longer static,
25336 add NO_EMIT argument and don't call convert_modes if true, pass
25337 it down recursively, remove break after return.
25338 (convert_memory_address_addr_space): Adjust caller.
25339 * simplify-rtx.c (simplify_unary_operation_1): Call
25340 convert_memory_address_addr_space_1 instead of convert_memory_address,
25341 if it returns NULL, don't simplify.
25343 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
25346 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
25348 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25350 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25351 Bump the upper SIMDLEN limits, so that if the return type or
25352 characteristic type if the return type is void can be passed in
25353 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
25356 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
25359 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
25360 Do not use "=" constraint on an input constraint.
25361 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
25362 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
25363 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
25364 generates (neg (abs ...)) instead of (abs ...).
25366 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25368 PR rtl-optimization/70596
25369 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
25370 just invalidate LRA data and reset them. Adjust dump wording.
25372 2016-04-12 Martin Liska <mliska@suse.cz>
25375 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25377 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25379 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25380 max_loop_iterations_int.
25381 (tree_unswitch_outer_loop): Likewise.
25382 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25383 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25385 2016-04-12 Tom de Vries <tom@codesourcery.com>
25387 PR tree-optimization/68756
25388 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
25389 instead of new_name.
25391 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25393 PR tree-optimization/70602
25394 * tree-sra.c (generate_subtree_copies): Don't write anything into
25395 constant pool decls.
25397 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
25398 regardless whether there are depend clauses or not.
25400 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25403 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
25404 target attribute and pragma from changing the -mfloat128
25405 and -mfloat128-hardware options.
25407 * doc/extend.texi (Additional Floating Types): Document PowerPC
25408 __float128 restrictions.
25410 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25413 * config/aarch64/driver-aarch64.c
25414 (aarch64_get_extension_string_for_isa_flags): New.
25415 (arch_extension): Rename to...
25416 (aarch64_arch_extension): ...This.
25417 (ext_to_feat_string): Rename to...
25418 (aarch64_extensions): ...This.
25419 (aarch64_core_data): Keep track of architecture extension flags.
25420 (cpu_data): Rename to...
25421 (aarch64_cpu_data): ...This.
25422 (aarch64_arch_driver_info): Keep track of architecture extension
25424 (get_arch_name_from_id): Rename to...
25425 (get_arch_from_id): ...This, change return type.
25426 (host_detect_local_cpu): Update and reformat for renames, handle
25427 extensions through common infrastructure.
25429 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25432 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
25433 track of a canonical flag name.
25434 (all_extensions): Likewise.
25435 (arch_to_arch_name): Also track extension flags enabled by the arch.
25436 (all_architectures): Likewise.
25437 (aarch64_parse_extension): Move to here.
25438 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
25440 (aarch64_rewrite_selected_cpu): Update for above change.
25441 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
25442 are handled, such that the single explicit value enabled by an
25443 extension is kept seperate from the implicit values it also enables.
25444 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
25446 (aarch64_parse_extension): New.
25447 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
25448 here to config/aarch64/aarch64-protos.h.
25449 (aarch64_parse_extension): Move from here to
25450 common/config/aarch64/aarch64-common.c.
25451 (aarch64_option_print): Update.
25452 (aarch64_declare_function_name): Likewise.
25453 (aarch64_start_file): Likewise.
25454 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
25455 the canonical flag for extensions.
25456 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
25459 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25461 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
25464 2016-04-09 Tom de Vries <tom@codesourcery.com>
25466 PR tree-optimization/68953
25467 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
25468 first to last subscript.
25470 2016-04-09 Jakub Jelinek <jakub@redhat.com>
25472 PR tree-optimization/70586
25473 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
25476 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
25480 PR tree-optimization/70373
25481 PR middle-end/70533
25482 PR middle-end/70534
25483 PR middle-end/70535
25484 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
25485 clauses for acc parallel reductions as necessary. Error on those
25487 * omp-low.c (scan_sharing_clauses): Don't install variables which
25488 are used in acc parallel reductions.
25489 (lower_rec_input_clauses): Remove dead code.
25490 (lower_oacc_reductions): Add support for reference reductions.
25491 (lower_reduction_clauses): Remove dead code.
25492 (lower_omp_target): Don't remap variables appearing in acc parallel
25494 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
25496 2016-04-08 Jakub Jelinek <jakub@redhat.com>
25498 PR middle-end/70593
25499 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
25500 with multiple SSA_NAME defs, force the outputs other than first
25501 to be live before calling live_track_process_def on each output.
25503 PR rtl-optimization/70574
25504 * fwprop.c (forward_propagate_and_simplify): Don't add
25505 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
25506 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
25507 paradoxical subregs within *loc.
25509 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
25511 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
25512 -ftree-parallelize-loops={0,1}.
25513 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
25514 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
25515 * config/ia64/hpux.h (LIB_SPEC): Likewise.
25516 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
25517 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
25519 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
25522 * asan.c (instrument_derefs): If we get unknown location, extract it
25523 with EXPR_LOCATION.
25524 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
25526 2016-04-08 Tom de Vries <tom@codesourcery.com>
25528 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
25529 implicit firstprivate clause.
25531 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25534 * config/arm/thumb2.md (tst + branch-> lsls + branch
25535 peephole below *orsi_not_shiftsi_si): Require that condition
25536 register is dead after the peephole.
25537 (second peephole after the above): Likewise.
25539 2016-04-08 Alan Modra <amodra@gmail.com>
25542 * builtins.c (fold_builtin_classify): For IBM extended precision,
25543 look at just the high-order double to test for NaN.
25544 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
25545 test just the high double for Inf but both doubles for subnormal
25548 2016-04-07 Jakub Jelinek <jakub@redhat.com>
25550 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
25551 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
25552 node->simdclone->mask_mode != VOIDmode masks.
25553 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
25554 earlier, use it instead of node->simdclone.
25555 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25556 Set clonei->mask_mode.
25558 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25561 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
25562 Pass it through to cp_parser_already_scoped_statement.
25563 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
25564 it through to cp_parser_statement.
25565 (cp_parser_statement): Pass IF_P through to
25566 cp_parser_iteration_statement.
25567 (cp_parser_pragma): Adjust call to
25568 cp_parser_iteration_statement.
25570 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25573 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
25574 resolve a future -Wparentheses warning.
25575 * omp-low.c (scan_sharing_clauses): Likewise.
25576 * tree-parloops.c (eliminate_local_variables): Likewise.
25578 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
25580 PR rtl-optimization/70398
25581 * lra-constraints.c (process_address_1): Check zero scale and code
25582 for reloading with zero scale.
25584 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
25586 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
25587 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
25589 2016-04-06 Jakub Jelinek <jakub@redhat.com>
25591 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25592 Add support for AVX512F clones, include them by default for
25593 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
25594 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
25597 PR middle-end/70550
25598 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
25599 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
25600 firstprivate clauses.
25601 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
25602 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
25603 (lower_omp_target): Set TREE_NO_WARNING for
25604 non-addressable possibly uninitialized vars which are copied into
25605 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
25607 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
25609 * config/pa/predicates.md (integer_store_memory_operand): Accept
25610 REG+D operands with a large offset when reload_in_progress is true.
25611 (floating_point_store_memory_operand): Likewise.
25613 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25616 * match.pd (nested int casts): Limit to GIMPLE.
25618 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
25621 * ipa-devirt.c (maybe_record_node): Fix comment; use
25622 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
25624 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25626 PR rtl-optimization/70542
25627 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
25628 if there are any uses other than insn or debug insns.
25630 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
25631 Jakub Jelinek <jakub@redhat.com>
25633 PR tree-optimization/70509
25634 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
25635 Shift HOST_WIDE_INT_1U instead of 1.
25637 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
25639 PR tree-optimization/70509
25640 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
25641 of the vector base type for index.
25643 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
25646 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
25648 2016-04-05 Richard Biener <rguenther@suse.de>
25650 PR tree-optimization/70526
25651 * tree-sra.c (build_ref_for_offset): Use prev_base to
25652 extract the alias pointer type.
25654 2016-04-05 Richard Biener <rguenther@suse.de>
25656 * dse.c (struct store_info): Remove alias_set member.
25657 (struct read_info_type): Likewise.
25658 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
25659 spill_deleted, clear_alias_set_lookup): Remove.
25660 (get_group_info): Remove dead base == NULL_RTX case.
25661 (dse_step0): Remove initialization of removed variables.
25662 (delete_dead_store_insn): Reomve alias set dumping.
25663 (free_read_records): Remove alias_set handling.
25664 (canon_address): Remove alias_set_out parameter.
25665 (record_store): Remove spill_alias_set, it's always zero.
25666 (check_mem_read_rtx): Likewise.
25667 (dse_step2): Rename from ...
25668 (dse_step2_nospill): ... this. Adjust.
25669 (scan_stores): Rename from ...
25670 (scan_stores_nospill): ... this.
25671 (scan_reads): Rename from ...
25672 (scan_reads_nospill): ... this.
25673 (scan_stores_spill, scan_reads_spill): Remove.
25674 (dse_step3_scan): Remove for_spills argument which is always false.
25675 (dse_step3): Likewise.
25676 (dse_step5): Rename from ...
25677 (dse_step5_nospill): ... this. Remove alias_set handling.
25678 (rest_of_handle_dse): Adjust.
25680 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25683 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
25684 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
25685 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
25686 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
25688 2016-04-05 Richard Biener <rguenther@suse.de>
25690 PR middle-end/70499
25691 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
25692 non-register type temporaries into SSA.
25694 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
25697 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
25698 calls when sanitizing.
25699 (possible_polymorphic_call_target_p): Fix formatting.
25701 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25702 Jakub Jelinek <jakub@redhat.com>
25704 PR middle-end/70457
25705 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
25706 to ensure a call statement is compatible with a built-in's
25708 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
25711 2016-04-04 Richard Biener <rguenther@suse.de>
25713 PR rtl-optimization/70484
25714 * rtl.h (canon_output_dependence): Declare.
25715 * alias.c (canon_output_dependence): New function.
25716 * dse.c (record_store): Use canon_output_dependence rather
25717 than canon_true_dependence.
25719 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25722 * cgraph.h (symtab_node::copy_visibility_from): New function.
25723 * symtab.c (symtab_node::copy_visibility_from): New function.
25724 * ipa-visibility.c (optimize_weakref): New function.
25725 (function_and_variable_visibility): Use it.
25727 2016-04-04 Martin Liska <mliska@suse.cz>
25730 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
25731 value that is really in range handled by SBR instruction.
25732 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
25733 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
25734 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
25736 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
25740 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
25741 set, but not for SP_REG operands.
25743 2016-04-02 Martin Sebor <msebor@redhat.com>
25746 * fold-const.c (maybe_nonzero_address): New function.
25747 (fold_comparison): Call it. Fold equality and relational
25748 expressions involving null pointers.
25749 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
25751 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
25753 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
25754 the "Y" constraint (scalar FP 0.0 immediate).
25756 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
25757 Add the "const_double" to the list of operand constraints.
25759 2016-04-01 Jakub Jelinek <jakub@redhat.com>
25761 PR rtl-optimization/70467
25762 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
25763 If low word of the last operand is 0, just emit addition/subtraction
25766 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25769 * config/s390/s390.c (s390_expand_insv): Check for everything
25770 constant instead of just VOIDmode stuff.
25772 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25775 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
25777 2016-04-01 Nathan Sidwell <nathan@acm.org>
25779 * tree.def (TRY_CATCH_EXPR): Correct documentation.
25781 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
25783 PR rtl-optimization/70461
25784 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
25787 2016-03-31 Martin Liska <mliska@suse.cz>
25790 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
25791 a tree value or an immediate integer value to a buffer
25792 that is eventually copied to a BRIG section.
25793 (emit_immediate_operand): Call the function here.
25794 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
25795 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
25796 of class' fields that are removed.
25797 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
25798 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
25799 m_brig_repr_size fields.
25801 2016-03-31 Martin Liska <mliska@suse.cz>
25804 * hsa-gen.c (hsa_function_representation::update_dominance): New
25806 (convert_addr_to_flat_segment): Likewise.
25807 (gen_hsa_memory_set): New alignment argument.
25808 (gen_hsa_ctor_assignment): Likewise.
25809 (gen_hsa_insns_for_single_assignment): Provide alignment
25810 to gen_hsa_ctor_assignment.
25811 (gen_hsa_insns_for_direct_call): Add new argument.
25812 (expand_lhs_of_string_op): New function.
25813 (expand_string_operation_builtin): Likewise.
25814 (expand_memory_copy): New function.
25815 (expand_memory_set): New function.
25816 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
25817 (convert_switch_statements): Change signature.
25818 (generate_hsa): Use a return value of the function.
25819 (pass_gen_hsail::execute): Do not call
25820 convert_switch_statements here.
25821 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
25822 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
25823 (hsa_function_representation::update_dominance): New function.
25825 2016-03-31 Martin Liska <mliska@suse.cz>
25828 * hsa-brig.c (emit_directive_variable): Emit alignment
25829 according to hsa_symbol::m_align.
25830 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
25831 (dump_hsa_symbol): Dump alignment of HSA symbols.
25832 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
25833 (gen_hsa_addr_with_align): New function.
25834 (hsa_bitmemref_alignment): Use newly added function.
25835 (gen_hsa_insns_for_load): Likewise.
25836 (gen_hsa_insns_for_store): Likewise.
25837 (gen_hsa_memory_copy): New argument added.
25838 (gen_hsa_insns_for_single_assignment): Respect
25839 alignment for assignments processed via gen_hsa_memory_copy.
25840 (gen_hsa_insns_for_direct_call): Likewise.
25841 (gen_hsa_insns_for_return): Likewise.
25842 (gen_function_def_parameters): Set default alignment.
25843 * hsa.c (hsa_object_alignment): New function.
25844 (hsa_byte_alignment): Pasted function.
25845 * hsa.h (hsa_symbol::m_align): New field.
25847 2016-03-31 Bin Cheng <bin.cheng@arm.com>
25849 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
25850 scratch field for goto case.
25852 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
25854 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
25856 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
25859 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
25860 (scalar_chain::convert_insn): Call convert_op for reg
25861 moves to handle undefined registers.
25863 2016-03-31 Nathan Sidwell <nathan@acm.org>
25866 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
25867 Assert we don't want to move backwards.
25869 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
25872 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
25874 2016-03-31 Jakub Jelinek <jakub@redhat.com>
25876 PR rtl-optimization/70460
25877 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
25878 with operand from REG_LABEL_OPERAND, instead substitute
25879 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
25880 Don't do anything for REG_NON_LOCAL_GOTO jumps.
25882 2016-03-31 Martin Liska <mliska@suse.cz>
25884 * passes.c (execute_one_pass): Do not call
25885 todo_after for a discarded function.
25887 2016-03-31 Bin Cheng <bin.cheng@arm.com>
25889 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
25890 (no_cost, infinite_cost): Initialize the new field.
25891 (get_computation_cost_at): Record setup cost.
25892 (determine_use_iv_cost_address): Skip cost computation for sub
25893 uses if we can estimate it without losing accuracy.
25895 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25897 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25899 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25900 max_loop_iterations_int.
25901 (tree_unswitch_outer_loop): Likewise.
25902 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25903 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25905 2016-03-30 Richard Biener <rguenther@suse.de>
25907 PR middle-end/70450
25908 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
25910 2016-03-30 Jakub Jelinek <jakub@redhat.com>
25913 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
25914 in gen_blendm expander.
25916 2016-03-30 Nick Clifton <nickc@redhat.com>
25919 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
25920 case where we are already provided with an SImode SUBREG.
25922 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
25925 * config/i386/i386.c (ix86_expand_epilogue): Properly check
25926 conflict between DRAP register and __builtin_eh_return.
25928 2016-03-30 Michael Matz <matz@suse.de>
25929 Richard Biener <rguenther@suse.de>
25932 * ipa-polymorphic-call.c (struct type_change_info): Change
25933 speculative to an unsigned allowing to limit the work we do.
25934 (csftc_abort_walking_p): New inline function..
25935 (check_stmt_for_type_change): Limit the number of may-defs
25936 skipped for speculative devirtualization to
25937 max-speculative-devirt-maydefs.
25938 * params.def (max-speculative-devirt-maydefs): New param.
25939 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
25941 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
25944 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
25947 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
25949 PR tree-optimization/59124
25950 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
25951 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
25953 2016-03-29 Jeff Law <law@redhat.com>
25955 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
25957 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25959 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
25962 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
25964 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
25965 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
25966 gcrt0.o if linking dynamically.
25968 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25971 * ipa-devirt.c (methods_equal_p): New function.
25972 (compare_virtual_tables): Use it.
25973 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
25974 * cgraphclones.c (clone_function_name_1): Use
25975 symbol_table::symbol_suffix_separator.
25976 * coverage.c (build_var): Likewise.
25977 * symtab.c (symbol_table::symbol_suffix_separator): New.
25979 2016-03-29 Jakub Jelinek <jakub@redhat.com>
25981 PR rtl-optimization/70429
25982 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
25983 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
25984 mode != result_mode.
25987 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
25989 PR tree-optimization/70405
25990 * ssa-iterators.h (num_imm_uses): Add missing braces.
25992 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
25994 PR rtl-optimization/68695
25995 * ira-color.c (allocno_copy_cost_saving): New.
25996 (improve_allocation): Use it.
25998 2016-03-29 Richard Henderson <rth@redhat.com>
26000 PR middle-end/70355
26001 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
26003 2016-03-29 Richard Biener <rguenther@suse.de>
26005 PR middle-end/70424
26006 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
26007 use alignment returned by get_pointer_alignment_1 if it is
26008 bigger than BITS_PER_UNIT.
26009 * builtins.c (get_pointer_alignment_1): Do not return true
26010 for alignment extracted from SSA info.
26012 2016-03-28 James Bowman <james.bowman@ftdichip.com>
26014 * config/ft32/ft32.opt (mnodiv): New.
26015 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
26016 * doc/invoke.texi (FT32 Options -mnodiv): New.
26018 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
26021 * config/i386/i386.md (define_split, andn): Fix modes.
26023 2016-03-26 Richard Biener <rguenther@suse.de>
26024 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26027 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
26029 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
26030 as 2nd argument to cl_optimization_restore().
26032 2016-03-25 Richard Henderson <rth@redhat.com>
26035 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
26036 * config/aarch64/aarch64-protos.h: Declare it.
26037 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
26039 2016-03-25 Alan Modra <amodra@gmail.com>
26042 * config/rs6000/constraints.md (j): Simplify.
26043 * config/rs6000/predicates.md (easy_fp_constant): Exclude
26045 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
26046 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
26047 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
26048 in all constraint alternatives.
26049 (movtd_64bit_nodm): Delete "j" constraint alternative.
26051 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26053 * tree-ssa-propagate.c: Enhance docs for
26054 SSA_PROP_NOT_INTERESTING.
26056 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
26058 * doc/extend.texi: Fix typo in documentation to pure attribute.
26060 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
26063 * config/pa/pa.md (bswapdi2): Use a scratch register.
26065 2016-03-24 Richard Henderson <rth@redhat.com>
26067 PR middle-end/69845
26068 * fold-const.c (extract_muldiv_1): Correct test for multiplication
26071 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
26073 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
26074 using ix86_expand_binary_operator instead of gen_andsi3.
26076 2016-03-24 Richard Biener <rguenther@suse.de>
26078 PR tree-optimization/70396
26079 * tree-vect-stmts.c (vectorizable_comparison): Use
26080 get_vectype_for_scalar_type.
26082 2016-03-24 Richard Biener <rguenther@suse.de>
26084 PR middle-end/70370
26085 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
26086 with register bases.
26088 2016-03-24 Richard Biener <rguenther@suse.de>
26090 PR tree-optimization/70372
26091 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
26092 build_all_ones_cst to also handle vector types correctly.
26094 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
26097 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
26100 2016-03-23 Marek Polacek <polacek@redhat.com>
26103 * doc/invoke.texi: Document -Wignored-attributes.
26105 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26107 PR tree-optimization/69042
26108 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
26109 parameter from 30 to 40.
26111 2016-03-23 Bin Cheng <bin.cheng@arm.com>
26113 PR tree-optimization/69042
26114 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
26115 for use with constant offset stripped in base.
26117 2016-03-23 Richard Biener <rguenther@suse.de>
26119 PR middle-end/70251
26120 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
26121 mode compatibility check.
26122 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26124 2016-03-23 Jeff Law <law@redhat.com>
26126 PR tree-optimization/64058
26127 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
26129 (struct ssa_conflicts): Move up earlier in the file.
26130 (conflicts_, var_map_): New static variables.
26131 (initialize_conflict_count): New function to initialize the
26132 CONFLICT_COUNT field for each conflict pair.
26133 (compare_pairs): Lazily initialize the conflict count and use it
26134 as the first tie-breaker.
26135 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
26136 and wipe conflicts_ and map_ around the call to qsort. Remove
26137 special case for 2 coalesce pairs.
26138 * bitmap.c (bitmap_count_unique_bits): New function.
26139 (bitmap_count_bits_in_word): New function, extracted from
26141 (bitmap_count_bits): Use bitmap_count_bits_in_word.
26142 * bitmap.h (bitmap_count_unique_bits): Declare it.
26144 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
26147 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
26148 transparent alias chain for decl assembler name.
26149 * config/sol2.c (solaris_assemble_visibility): Likewise.
26151 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26153 * config/arm/arm1020e.md (1020call_op): Reduce reservation
26155 (v10_fdivs): Likewise.
26156 (v10_fdivd): Likewise.
26158 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26161 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
26162 to not call fclose twice on file.
26164 2016-03-23 Jakub Jelinek <jakub@redhat.com>
26166 PR tree-optimization/70354
26167 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26168 oprnd0 is wider than oprnd1 and there is a cast from the wider
26169 type to oprnd1, mask it with the mask of the narrower type.
26172 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
26173 Optimize TARGET_STV splitters, if high or low word of last argument
26176 2016-03-22 Jeff Law <law@redhat.com>
26179 tree-ssa-threadbackward.c
26180 (fsm_find_control_statement_thread_paths): Correctly distinguish
26181 between old style jump threads vs FSM jump threads.
26183 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
26186 * config/i386/i386.c (scalar_chain::convert_op): Support
26187 uninitialized register usage case.
26189 2016-03-22 Richard Biener <rguenther@suse.de>
26191 PR middle-end/70251
26192 * genmatch.c (gen_transform): Adjust last parameter to a three-state
26194 (capture::gen_transform): ... to change behavior when substituting
26195 a condition into cond or not-cond expr context.
26196 (dt_simplify::gen_1): Adjust.
26197 * gimple-match-head.c: Include gimplify.h for unshare_expr.
26198 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
26199 last change and instead change to
26200 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
26201 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26203 2016-03-22 Anthony Green <green@moxielogic.com>
26205 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26206 issue for moxiebox targets.
26207 (CC1PLUS_SPEC): Ditto.
26209 2016-03-22 Richard Biener <rguenther@suse.de>
26211 PR middle-end/70333
26212 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26215 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26217 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26219 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26222 * config/i386/i386.c (def_builtin): Handle
26223 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26225 (const struct builtin_description bdesc_special_args[]):
26226 Remove duplicate ISA bits.
26228 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26231 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26232 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26233 in a way that works also for AVX512BW.
26236 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26237 instead of source if operands[1] is xmm16 and above and
26238 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26239 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26242 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26243 on assign if (*from_p) is a comparison, set it to
26244 TREE_NO_WARNING (*from_p).
26246 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26248 PR middle-end/70326
26249 * lra.c (restore_scratches): Ignore deleted insns.
26251 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26252 Jakub Jelinek <jakub@redhat.com>
26254 PR tree-optimization/70317
26255 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26258 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
26261 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
26262 of ix86_expand_move.
26264 (movti): Use general_operand for operand 1 predicate.
26266 2016-03-21 Martin Liska <mliska@suse.cz>
26268 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
26270 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
26272 2016-03-21 Martin Liska <mliska@suse.cz>
26275 * ipa-icf.c (sem_function::parse): Skip static
26276 constructors and destructors.
26278 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26281 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
26282 function-like macro, peek following token(s) if it is followed
26283 by CPP_OPEN_PAREN token with optional padding in between, and
26284 if not, don't treat it like a macro.
26286 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
26287 Alexander Monakov <amonakov@ispras.ru>
26289 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
26290 for the stabs debug format.
26292 2016-03-21 Richard Biener <rguenther@suse.de>
26294 PR tree-optimization/70310
26295 * tree-vect-generic.c (expand_vector_condition): Fold the built
26298 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
26301 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
26302 Block third alternative for AVX-512VL target,
26304 2016-03-21 Martin Liska <mliska@suse.cz>
26307 * hsa-brig.c (emit_function_directives): Mark unemitted
26308 global variables for emission.
26309 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
26310 (get_symbol_for_decl): Likewise.
26311 * hsa.h (struct hsa_symbol): New flag.
26313 2016-03-21 Richard Biener <rguenther@suse.de>
26315 PR tree-optimization/70288
26316 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
26317 we do not estimate unsimplified all-constant conditionals or
26318 switches as optimized away.
26320 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
26322 PR rtl-optimization/69102
26323 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
26324 when we have a readonly dependency context.
26326 2016-03-18 Jeff Law <law@redhat.com>
26328 PR rtl-optimization/70263
26329 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
26330 (update_equiv_regs): When trying to move a store to after the insn
26331 that sets the source of the store, make sure the store occurs after
26332 the insn that sets the source of the store. When successful note
26333 the REG_EQUIV note created in the dump file.
26335 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
26336 Bernd Schmidt <bschmidt@redhat.com>
26338 * doc/extend.texi: Document more potential problems with basic asms.
26340 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
26342 PR rtl-optimization/70278
26343 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
26346 2016-03-18 Jason Merrill <jason@redhat.com>
26348 * calls.c (load_register_parameters): Fix zero size sibcall logic.
26350 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
26352 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
26353 values to 128b regs.
26355 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26357 PR tree-optimization/70252
26358 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
26359 boolean vector has a proper number of elements.
26360 (supportable_narrowing_operation): Likewise.
26362 2016-03-18 Tom de Vries <tom@codesourcery.com>
26365 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
26367 2016-03-18 Jakub Jelinek <jakub@redhat.com>
26369 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
26370 instead of replace_rtx for DEBUG_INSNs.
26372 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26374 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
26375 load type reservations.
26377 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
26380 * config/pa/constraints.md: Revert 2015-02-13 change. Use
26381 define_constraint for "Q" and "T" constraints.
26383 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
26385 Tweak the pipeline model for Exynos M1
26387 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
26390 2016-03-17 David Malcolm <dmalcolm@redhat.com>
26393 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
26394 where one or both locations aren't within a line_map.
26396 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
26399 * opts.c (finish_options): Don't set flag_pie to the default if
26400 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
26403 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
26405 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
26406 true as ALL_REGS argument to replace_rtx.
26408 2016-03-17 Richard Biener <rguenther@suse.de>
26411 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
26414 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26417 * rtl.h (replace_rtx): Add ALL_REGS argument.
26418 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
26419 equality and assert mode is the same, instead of just rtx pointer
26421 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
26422 true as ALL_REGS argument to replace_rtx.
26424 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
26426 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
26427 for boolean vector with vector mode only.
26428 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26430 2016-03-17 Nick Clifton <nickc@redhat.com>
26433 * config/rx/rx.c (rx_print_integer): Print negative constants in
26436 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26439 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
26441 2016-03-16 Richard Henderson <rth@redhat.com>
26442 Richard Biener <rguenth@suse.de>
26444 PR middle-end/70240
26445 PR middle-end/68215
26447 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
26448 first operand as is_gimple_condexpr.
26450 PR middle-end/70240
26451 PR middle-end/68215
26453 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
26454 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
26455 Do not gimplify the result.
26456 (do_unop): Adjust call to tree_vec_extract.
26457 (do_binop): Likewise.
26458 (do_compare): Likewise.
26459 (do_plus_minus): Likewise.
26460 (do_negate): Likewise.
26461 (expand_vector_condition): Likewise.
26462 (do_cond): Likewise.
26464 2016-03-16 Richard Henderson <rth@redhat.com>
26467 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
26468 (aarch64_classify_address): Use it.
26469 (aarch64_legitimize_address): Force all subexpressions of PLUS
26470 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
26472 2016-03-16 Jakub Jelinek <jakub@redhat.com>
26473 Richard Biener <rguenth@suse.de>
26476 * rtlanal.c (replace_rtx): For REG, if from is a REG,
26477 return to even if only REGNO is equal, and assert
26480 2016-03-11 Jeff Law <law@redhat.com>
26482 PR rtl-optimization/70224
26483 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
26485 2016-03-16 Richard Henderson <rth@redhat.com>
26487 PR middle-end/70199
26488 * function.h (struct function): Add has_forced_label_in_static.
26489 * gimplify.c (force_labels_r): Set it.
26490 * lto-streamer-in.c (input_struct_function_base): Read it.
26491 * lto-streamer-out.c (output_struct_function_base): Write it.
26492 * tree-inline.c (has_label_address_in_static_1): Remove.
26493 (copy_forbidden): Remove fndecl parameter; test
26494 has_forced_label_in_static.
26495 (inline_forbidden_p): Update call to copy_forbidden.
26496 (tree_versionable_function_p): Likewise.
26497 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
26498 (chkp_versioning): Likewise.
26499 * tree-inline.h (copy_forbidden): Update decl.
26501 2016-03-16 Marek Polacek <polacek@redhat.com>
26504 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
26505 function being thunked if the result type doesn't have fixed size.
26506 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
26507 doesn't have fixed size.
26509 2016-03-16 Bin Cheng <bin.cheng@arm.com>
26511 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
26512 reporting malformed loop nest.
26514 2016-03-16 Tom de Vries <tom@codesourcery.com>
26517 * ipa-devirt.c (possible_polymorphic_call_targets): Move
26518 nodes.length () == 1 test to before first nodes[0] access.
26520 2016-03-16 Tom de Vries <tom@codesourcery.com>
26522 PR tree-optimization/68715
26523 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
26524 single_pred_p test.
26526 2016-03-16 Tom de Vries <tom@codesourcery.com>
26528 PR tree-optimization/68809
26529 * graphite-scop-detection.c (same_close_phi_node): Test if result types
26532 2016-03-16 Carlos O'Donell <carlos@redhat.com>
26533 Sandra Loosemore <sandra@codesourcery.com>
26535 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
26536 on leaf attribute. Mention ELF interposition problems.
26538 2016-03-16 Alan Modra <amodra@gmail.com>
26540 PR rtl-optimization/69195
26541 PR rtl-optimization/47992
26542 * ira.c (indirect_jump_optimize): Ignore artificial defs.
26545 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
26548 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
26550 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26552 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
26554 2016-03-15 Jakub Jelinek <jakub@redhat.com>
26556 PR rtl-optimization/70222
26557 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
26558 optimization if mode is different from result_mode, queue up masking
26559 of the result in outer_op. Formatting fix.
26561 PR middle-end/70239
26562 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
26565 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26567 PR rtl-optimization/69032
26568 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
26569 looping backwards over basic block insns.
26571 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26574 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
26575 to non-speculative when propagating trap bits.
26577 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26579 PR rtl-optimization/63384
26580 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
26581 DEBUG_INSN_P insns.
26583 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26586 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
26587 factored out from ...
26588 (sched_analyze_insn): ... here.
26589 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
26590 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
26591 get_implicit_reg_pending_clobbers in it.
26592 (setup_id_reg_sets): Use setup_id_implicit_regs.
26593 (deps_init_id): Ditto.
26595 2016-03-15 Tom de Vries <tom@codesourcery.com>
26598 * cgraph.c (cgraph_node::get_body): Save, reset and restore
26600 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
26601 execute_function_dump.
26602 (execute_one_pass): Don't dump function if it will be dumped after ipa
26605 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
26607 * genrecog.c (match_pattern_2): If pred is NULL don't call
26608 safe_predicate_mode on it.
26610 2016-03-14 Jakub Jelinek <jakub@redhat.com>
26612 PR middle-end/70219
26613 * lra-constraints.c (delete_move_and_clobber): Change assertion
26614 to also allow dregno == 0.
26616 2016-03-14 Richard Henderson <rth@redhat.com>
26619 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
26620 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
26621 (reassociate_bb): Use optimize_vec_cond_expr; avoid
26622 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
26625 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
26628 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
26630 (lra_create_live_ranges_1): initialize hard register biggest_mode to
26632 * lra-constraints.c (split_reg): For hard regs, try to find the
26633 biggest single-register mode used in the function.
26635 2016-03-14 Richard Biener <rguenther@suse.de>
26637 PR tree-optimization/56365
26638 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
26639 constants to compare against.
26641 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
26644 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
26645 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
26646 (define_split for the GPR case): Use int_reg_operand instead of
26647 gpc_reg_operand for the output.
26649 2016-03-14 Tom de Vries <tom@codesourcery.com>
26651 PR tree-optimization/70045
26652 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
26653 create_empty_if_region_on_edge argument.
26655 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
26657 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
26658 (STACK_CHECK_PROTECT): Likewise.
26659 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26660 (STACK_CHECK_PROTECT): Likewise.
26661 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26662 (STACK_CHECK_PROTECT): Likewise.
26663 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
26664 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
26665 (STACK_CHECK_PROTECT): Likewise.
26667 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
26669 PR rtl-optimization/69307
26670 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
26671 registers in modes that span more than one register.
26673 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
26676 * lra-constraints.c (delete_move_and_clobber): New.
26677 (remove_inheritance_pseudos): Use it.
26679 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
26682 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
26683 the libcall is LCT_THROW.
26684 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
26685 for the checking routine.
26687 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26690 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
26691 optimization if we have direct move.
26692 (roundu32<mode>2_fprs): Likewise.
26694 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
26697 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
26699 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
26700 Arguments swapped. All callers changed. Take reg_renumber into
26701 account, and Calculate and compare register ranges for hard regs.
26703 2016-03-11 Jeff Law <law@redhat.com>
26705 PR tree-optimization/70190
26706 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26707 Handle cases where we can not extract the taken edge, even though we
26708 found a constant value.
26710 PR tree-optimization/64058
26711 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
26712 (num_coalesce_pairs): Move up earlier in file.
26713 (find_coalesce_pair): Initialize the INDEX field for each pair
26715 (compare_pairs): No longer sort on the elements in each pair.
26716 Instead break ties with the index of the coalesce pair.
26718 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26721 * config/aarch64/aarch64-protos.h
26722 (aarch64_save_restore_target_globals): New prototype.
26723 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
26724 Call the above when popping pragma.
26725 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
26727 (aarch64_set_current_function): Rewrite using the above.
26729 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26731 PR tree-optimization/70177
26732 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
26733 (extract_ops_from_tree): ... this. In the 2 argument
26734 overload remove _1 suffix.
26735 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
26736 (extract_ops_from_tree): ... this.
26737 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
26739 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
26740 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
26741 extract_ops_from_tree instead of 2 operand one.
26743 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
26745 PR tree-optimization/70013
26746 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
26747 for constant-pool entries.
26749 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26751 PR rtl-optimization/70174
26752 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
26753 followed by gen_lowpart on force_reg instead of just gen_lowpart.
26755 PR tree-optimization/70169
26756 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
26757 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
26760 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26761 Jakub Jelinek <jakub@redhat.com>
26764 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
26765 of uninitialized values.
26767 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26769 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
26771 ("*trunctddd2"): New pattern definition.
26772 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
26775 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26777 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
26778 definitions for BFP and DFP rounding modes.
26779 ("fixuns_truncdddi2", "fixuns_trunctddi2")
26780 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
26781 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
26782 ("fix_trunctf<mode>2"): Use the new constants instead of magic
26785 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26787 * config/s390/constraints.md: Adjust comment.
26788 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
26789 s390_decompose_addrstyle_without_index.
26790 * config/s390/predicates.md (shift_count_or_setmem_operand):
26791 Rename to setmem_operand.
26792 * config/s390/s390-protos.h
26793 (s390_decompose_shift_count): Rename to
26794 s390_decompose_addrstyle_without_index.
26795 * config/s390/s390.c (s390_decompose_shift_count)
26796 (s390_mem_constraint, print_shift_count_operand)
26797 (print_operand_address, print_operand): Rename
26798 s390_decompose_shift_count to
26799 s390_decompose_addrstyle_without_index and rename
26800 print_shift_count_operand to print_addrstyle_operand troughout the
26802 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
26803 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
26804 Rename shift_count_or_setmem_operand to setmem_operand.
26805 * config/s390/vx-builtins.md ("vec_insert<mode>")
26806 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
26809 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26812 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
26813 Handle overlapping retval and newval.
26815 2016-03-10 Nick Clifton <nickc@redhat.com>
26818 * config/aarch64/aarch64.c
26819 (aarch64_override_options_after_change_1): When forcing
26820 flag_omit_frame_pointer to be true, use a special value that can
26821 be detected if this function is called again, thus preventing
26822 flag_omit_leaf_frame_pointer from being forced to be false.
26824 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26826 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
26827 Set x_flag_omit_leaf_frame_pointer when handling
26828 -momit-leaf-frame-pointer.
26830 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26833 * cgraph.c (cgraph_node::dump): Dump split_part and
26834 indirect_call_target.
26835 * cgraph.h (cgraph_node): Add indirect_call_target flag.
26836 * ipa.c (has_addr_references_p): Cleanup.
26837 (is_indirect_call_target_p): New.
26838 (walk_polymorphic_call_targets): Do not mark virtuals that may be
26839 called indirectly as local.
26840 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
26842 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26845 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
26846 on cxa_pure_virtual.
26848 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26851 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
26853 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26856 * tree.c (need_assembler_name_p): Only record main variant type names.
26858 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
26861 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
26862 Always define to 0 or 1.
26863 (TARGET_FIX_ERR_A53_843419): New macro.
26864 * config/aarch64/aarch64-elf-raw.h
26865 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
26866 * config/aarch64/aarch64-linux.h: Likewise.
26867 * config/aarch64/aarch64.c
26868 (aarch64_override_options_after_change_1): Do not default
26869 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
26871 (aarch64_attributes): Handle fix-cortex-a53-843419.
26872 (aarch64_can_inline_p): Likewise.
26873 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
26875 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
26876 Jakub Jelinek <jakub@redhat.com>
26878 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
26879 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
26880 DECL_COMMONS if flag_unconstrained_commons is set.
26881 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26882 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
26883 (funconstrained-commons): Document.
26885 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
26887 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
26888 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
26890 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
26892 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
26893 has a proper number of elements.
26895 2016-03-10 Alan Modra <amodra@gmail.com>
26897 PR rtl-optimization/69195
26898 PR rtl-optimization/47992
26899 * ira.c (recorded_label_ref): Delete.
26900 (update_equiv_regs): Return void.
26901 (indirect_jump_optimize): New function.
26902 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
26903 before regstat_compute_ri. Don't rebuild_jump_labels here.
26904 Delete update_regstat.
26906 2016-03-10 Richard Biener <rguenther@suse.de>
26908 PR tree-optimization/70128
26909 * tree-ssa-structalias.c (set_uids_in_ptset): Set
26910 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
26912 2016-03-09 Jakub Jelinek <jakub@redhat.com>
26914 PR tree-optimization/70152
26915 * tree-sra.c (replace_removed_params_ssa_names): Copy over
26916 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
26919 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
26920 instead of gen_sse2_loadlpd.
26921 * config/i386/sse.md (*vec_concatv2df): Rename to...
26922 (vec_concatv2df): ... this.
26924 PR tree-optimization/70127
26925 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
26927 2016-03-09 David Malcolm <dmalcolm@redhat.com>
26931 * diagnostic-show-locus.c (compatible_locations_p): New function.
26932 (layout::layout): Sanitize ranges using compatible_locations_p.
26934 2016-03-09 David Malcolm <dmalcolm@redhat.com>
26938 * diagnostic-show-locus.c (layout_range::layout_range): Replace
26939 location_range param with three const expanded_locations * and a
26941 (layout::layout): Replace call to
26942 rich_location::lazily_expand_location with get_expanded_location.
26943 Extract the range and perform location expansion here, passing
26944 the results to the layout_range ctor.
26945 * diagnostic.c (source_range::debug): Delete.
26946 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
26947 of rich_location::get_expanded_location.
26948 * gcc-rich-location.c (get_range_for_expr): Delete.
26949 (gcc_rich_location::add_expr): Reimplement to avoid the
26950 rich_location::add_range overload that took a location_range,
26951 passing a location_t instead.
26953 2016-03-09 Richard Biener <rguenther@suse.de>
26954 Jakub Jelinek <jakub@redhat.com>
26956 PR tree-optimization/70138
26957 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26958 Also skip vect_double_reduction_def.
26960 2016-03-09 Jakub Jelinek <jakub@redhat.com>
26963 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
26964 if the operand is "m".
26966 2016-03-09 Nathan Sidwell <nathan@acm.org>
26968 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
26970 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26972 * config/i386/i386.c (processor_target_table): Fix cost table
26973 intialization order for znver1.
26975 2016-03-08 Jakub Jelinek <jakub@redhat.com>
26977 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
26978 - becuase -> because.
26979 * ipa-reference.c (ignore_module_statics): Likewise.
26980 * cgraph.c (cgraph_node::get_body): Likewise.
26981 * ipa-inline.c (early_inliner): Likewise.
26982 * ipa-devirt.c (types_same_for_odr): Likewise.
26983 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
26984 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
26986 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26988 * tree-ssa-math-opts.c: Fix typo in comment.
26990 2016-03-08 Jakub Jelinek <jakub@redhat.com>
26993 * config/i386/i386.c (scalar_chain::make_vector_copies,
26994 scalar_chain::convert_reg): Call end_sequence in between
26995 get_insns and emit_conversion_insns rather than after both
26998 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
27001 * config/i386/i386.h (machine_function): Add
27002 pc_thunk_call_expanded flag.
27003 (ix86_pc_thunk_call_expanded): New define.
27004 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
27005 (*set_got): Rename insn pattern from set_got.
27006 (*set_got_labelled): Rename inst pattern from set_got_labelled.
27007 * config/i386/i386.c (ix86_compute_frame_layout): Use
27008 ix86_pc_thunk_call_expanded to prevent red-zone.
27010 2016-03-07 Martin Jambor <mjambor@suse.cz>
27012 * hsa.h (hsa_get_ctor_statements): Declare.
27013 (hsa_get_dtor_statements): Likewise.
27014 (hsa_get_kernel_dispatch_type): Likewise.
27015 * hsa.c (hsa_get_ctor_statements): New function.
27016 (hsa_get_dtor_statements): Likewise.
27017 (hsa_get_kernel_dispatch_type): Likewise.
27018 * hsa-brig.c (hsa_cdtor_statements): Removed.
27019 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
27020 hsa_get_dtor_statements.
27021 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
27022 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
27024 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
27026 * config/arm/arm-cores.def (cortex-r8): New.
27027 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
27028 * config/arm/arm-tune.md: Likewise.
27029 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
27031 2016-03-07 Martin Sebor <msebor@redhat.com>
27033 PR rtl-optimization/19705
27034 * doc/invoke.texi (Options That Control Optimization): Clarify
27035 -fno-branch-count-reg.
27037 2016-02-26 Richard Biener <rguenther@suse.de>
27038 Jeff Law <law@redhat.com>
27040 PR tree-optimization/69740
27041 * cfghooks.c (remove_edge): Request loop fixups if we delete
27042 an edge that might turn an irreducible loop into a natural
27044 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
27045 Move after definition of loops_state_clear.
27047 2016-03-07 Bin Cheng <bin.cheng@arm.com>
27049 PR rtl-optimization/69052
27050 * rtlanal.c (commutative_operand_precedence): Set higher precedence
27053 2016-03-07 Tom de Vries <tom@codesourcery.com>
27055 PR tree-optimization/70116
27056 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
27057 is_tm_ending stmts and ubsan/asan internal functions.
27058 (find_duplicate): Use it. Don't test is_tm_ending here.
27060 2016-03-07 Richard Biener <rguenther@suse.de>
27062 PR tree-optimization/70115
27063 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
27064 (propagate_constants_for_unrolling): Use replace_uses_by.
27066 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
27068 PR middle-end/69916
27069 * omp-low.c (struct oacc_loop): Add ifns.
27070 (new_oacc_loop_raw): Initialize it.
27071 (finish_oacc_loop): Clear mask & flags if no ifns.
27072 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
27073 (oacc_loop_xform_loop): Add ifns arg & adjust.
27074 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
27076 2016-03-07 Richard Henderson <rth@redhat.com>
27079 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
27080 (insert_value_copy_on_edge): Likewise.
27082 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27084 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
27086 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27089 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
27091 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27093 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
27095 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
27097 Fix sseimul type attribute.
27098 * config/i386/znver1.md
27099 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
27100 znver1_sseimul_avx256_load) : Fix the type attribute.
27101 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
27102 pipe usage and latency.
27104 2016-03-05 Jakub Jelinek <jakub@redhat.com>
27107 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
27108 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
27111 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27114 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
27116 PR rtl-optimization/69941
27117 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
27118 the reg share its mode.
27120 2016-03-04 Jeff Law <law@redhat.com>
27122 PR tree-optimization/69196
27123 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27124 If the both SSA_NAMEs are anonymous, then consider them unassociated
27125 and include the PHI in the statement count.
27127 2016-03-05 Tom de Vries <tom@codesourcery.com>
27129 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
27130 construct in oacc routine. Check for oacc region in oacc routine.
27132 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27135 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
27136 2016-02-22 changes, instead don't recurse if RECUR is already true.
27137 Don't change *dynamic_check if RECUR. Adjust recursive caller
27138 to pass true to the new argument.
27139 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
27142 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
27143 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
27145 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
27147 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
27149 PR rtl-optimization/57676
27150 * lra-assigns.c (lra_assign): Guard test for maximum iterations
27151 with flag_checking.
27153 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
27155 * tree-vect-patterns.c (search_type_for_mask): Handle
27156 comparison of booleans.
27158 2016-03-04 Jakub Jelinek <jakub@redhat.com>
27160 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
27164 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
27165 all other ops that have dw_val_class_die_ref operands,
27166 and DW_OP_GNU_entry_value.
27168 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27170 PR rtl-optimization/69904
27171 * config/arm/arm.c (arm_cannot_copy_insn_p):
27172 Return true for load-exclusive instructions.
27174 2016-03-03 Jakub Jelinek <jakub@redhat.com>
27177 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
27178 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
27179 the pattern no matter if it is used just by non-pattern, pattern
27181 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
27182 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27183 oprnd1 def_stmt is in pattern, don't look through it.
27185 2016-03-03 Marek Polacek <polacek@redhat.com>
27187 PR middle-end/70050
27188 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
27190 2016-03-03 Martin Liska <mliska@suse.cz>
27192 PR tree-optimization/70043
27193 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
27194 previous statement if we see a debug statement.
27196 2016-03-03 Richard Biener <rguenther@suse.de>
27198 PR tree-optimization/55936
27199 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
27200 parameter and guard unsafe equivalence use.
27201 (vrp_evaluate_conditional_warnv_with_ops): Always use
27202 safe equivalences but not via the quadratic compare_names
27205 2016-03-03 Michael Collison <michael.collison@linaro.org>
27208 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27209 for operand 1 to s_register_operand. Change predicate for operand
27210 2 to arm_not_immediate_operand.
27212 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27214 * doc/tm.texi: Regenerated.
27216 2016-03-02 Richard Henderson <rth@redhat.com>
27219 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27220 simplification when all args are positive non-fixed registers.
27222 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27224 * target.def (lra_p): Specify that new ports should use LRA.
27226 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27229 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27230 gimplify_type_sizes the type they refer to.
27231 (omp_notice_variable): Handle reference vars to VLAs.
27232 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27233 reference to VLA decls in the second pass instead of first pass.
27235 2016-03-02 Tom de Vries <tom@codesourcery.com>
27237 PR tree-optimization/68659
27238 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27239 new_expr == NULL_TREE.
27240 (get_new_name): Handle ADDR_EXPR.
27242 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27244 PR rtl-optimization/69052
27245 * loop-invariant.c (canonicalize_address): New function.
27246 (inv_can_prop_to_addr_use): Check validity of address expression
27247 which is canonicalized by above function.
27249 2016-03-02 Alan Modra <amodra@gmail.com>
27252 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27255 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27258 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
27259 (*movhi_internal): Put mask moves from and to memory separately
27260 from moves from/to GPRs.
27262 2016-03-02 Richard Biener <rguenther@suse.de>
27264 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
27265 GENERIC expressions in GIMPLE.
27267 2016-03-02 Richard Biener <rguenther@suse.de>
27269 * config/i386/i386.c (type_natural_mode): Fix typo.
27271 2016-03-02 Nick Clifton <nickc@redhat.com>
27273 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
27275 2016-03-02 Richard Biener <rguenther@suse.de>
27276 Uros Bizjak <ubizjak@gmail.com>
27279 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
27281 2016-03-02 Richard Biener <rguenther@suse.de>
27283 PR middle-end/67278
27284 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
27286 2016-03-02 Marek Polacek <polacek@redhat.com>
27289 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
27290 "is promoted to" warning.
27292 2016-03-01 DJ Delorie <dj@redhat.com>
27294 * config.gcc: Deprecate mep-*.
27296 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
27298 PR middle-end/70025
27299 * lra-constraints.c (regno_val_use_in): New.
27300 (match_reload): Use it instead of regno_use_in.
27302 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27304 PR rtl-optimization/70007
27305 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
27306 references present in REG_EQUAL notes attached to non-SET patterns.
27308 2016-03-01 Jeff Law <law@redhat.com>
27310 PR tree-optimization/69196
27311 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27312 Appropriately clamp the number of statements to copy when the
27313 thread path does not traverse a loop backedge.
27315 PR tree-optimization/69196
27316 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27317 Do count some PHIs in the thread path against the insn count. Decrease
27318 final statement count by one as the control statement in the last
27319 block will get removed. Remove special cased code for handling PHIs
27322 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
27325 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
27326 asm dialect alternatives to explicit GOTPCREL calls.
27328 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27331 * ira.c (do_reload): Issue warning for generic stack checking here...
27332 * reload1.c (reload): ...instead of here and streamline it.
27334 2016-03-01 Nick Clifton <nickc@redhat.com>
27336 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
27338 2016-03-01 Richard Biener <rguenther@suse.de>
27340 PR tree-optimization/69983
27341 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
27342 types and fall back to operand_equal_p.
27344 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27347 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27349 * config/s390/constraints.md ("jm8"): New constraint.
27350 * config/s390/predicates.md ("const_int_8bitset_operand"): New
27352 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
27354 ("*setmem_long<setmem_and>"): New pattern.
27355 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
27357 ("*setmem_long_31z<setmem_and>"): New pattern.
27358 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
27359 New substitution rules with the required attributes.
27362 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27365 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27367 * gensupport.c (process_substs_on_one_elem): Split loop to
27368 complete mark_operands_used_in_match_dup on all expressions in the
27370 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27371 and remove function.
27373 2016-03-01 Richard Biener <rguenther@suse.de>
27375 PR middle-end/70022
27376 * fold-const.c (fold_indirect_ref_1): Fix range checking for
27377 vector BIT_FIELD_REF extract.
27379 2016-03-01 Richard Biener <rguenther@suse.de>
27381 PR tree-optimization/69994
27382 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
27384 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
27386 PR tree-optimization/69956
27387 * tree-vect-stmts.c (supportable_widening_operation): Support
27388 multi-step conversion of boolean vectors.
27389 (supportable_narrowing_operation): Likewise.
27391 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27393 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
27396 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27398 * config/s390/subst.md (DSI_VI): New mode iterator.
27399 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
27400 * config/s390/vector.md ("vec_set<mode>"): Move expander before
27401 the insn definition.
27402 ("*vec_set<mode>"): Change predicate and add alternative to
27403 support only either register or const_int operands as element
27405 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
27407 ("vec_extract<mode>"): New expander.
27408 ("*vec_extract<mode>"): New insn definition supporting reg and
27409 const_int element selectors.
27410 ("*vec_extract<mode>_plus"): New insn definition supporting
27411 reg+const_int element selectors.
27412 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
27413 following expander+insn definition.
27414 ("<vec_shifts_name><mode>3"): New expander.
27415 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
27417 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27419 * config/s390/s390.md ("*tabort_1"): Change predicate to
27420 nonmemory_operand. Add a second alternative to cover
27421 register as well as const int operands.
27422 ("*tabort_1_plus"): New pattern definition.
27424 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27426 * config/s390/s390.md ("*ashrdi3_cc_31")
27427 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
27428 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
27429 Merge insn definitions into ...
27430 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27431 New pattern definition.
27432 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
27433 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
27434 ("*ashr<mode>3_and"): Merge insn definitions into ...
27435 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27436 New pattern definition.
27437 * config/s390/subst.md ("addr_style_op_cc_subst")
27438 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
27439 substitutions patterns plus attributes.
27440 Add ashiftrt to SUBST iterator.
27442 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27444 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
27445 op2 to nonmemory_operand.
27446 ("*<shift>di3_31", "*<shift>di3_31_and"):
27447 Merge into single pattern definition ...
27448 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
27449 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
27450 pattern definition ...
27451 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
27452 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
27455 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27457 * config/s390/predicates.md (const_int_6bitset_operand): New
27459 * config/s390/s390.md: Include subst.md.
27460 ("rotl<mode>3"): New expander.
27461 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
27463 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
27464 * config/s390/subst.md: New file.
27466 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27468 * config/s390/s390.md ("op_type", "atype", "length" attributes):
27469 Remove RRR type. It doesn't really exist.
27470 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
27472 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
27473 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
27474 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
27475 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
27476 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
27477 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
27478 `enabled' attribute.
27480 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27482 * gensupport.c (process_substs_on_one_elem): Split loop to
27483 complete mark_operands_used_in_match_dup on all expressions in the
27485 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27486 and remove function.
27488 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27491 * config/sparc/sparc.c (NWORDS_UP): Rename to...
27492 (CEIL_NWORDS): ...this. Use CEIL macro.
27493 (compute_fp_layout): Adjust to above renaming.
27494 (function_arg_union_value): Likewise.
27495 (sparc_arg_partial_bytes): Likewise.
27496 (sparc_function_arg_advance): Likewise.
27498 2016-02-29 Jeff Law <law@redhat.com>
27500 PR tree-optimization/70005
27501 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
27502 where an object with a boolean range is compared against a value
27505 PR tree-optimization/69999
27506 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
27507 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
27510 2016-02-29 Richard Biener <rguenther@suse.de>
27512 PR tree-optimization/69994
27513 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
27514 (get_unary_op): Look through nop conversions.
27515 (ops_equal_values_p): New function, look for equality diregarding
27517 (eliminate_plus_minus_pair): Use ops_equal_values_p
27518 (repropagate_negates): Do not use get_unary_op here.
27520 2016-02-29 Martin Liska <mliska@suse.cz>
27522 * system.h: Poison ENABLE_CHECKING macro.
27524 2016-02-29 Martin Liska <mliska@suse.cz>
27526 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
27527 is presented in dump flags.
27528 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27529 (hsa_regalloc): Likewise.
27531 2016-02-19 Richard Biener <rguenther@suse.de>
27533 PR tree-optimization/69980
27534 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
27535 permutation of those we need to keep.
27537 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27540 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
27541 (NWORDS_UP): ...this
27542 (init_cumulative_args): Minor tweaks.
27543 (sparc_promote_function_mode): Likewise.
27544 (scan_record_type): Delete.
27545 (traverse_record_type): New function template.
27546 (classify_data_t): New structure type.
27547 (classify_registers): New inline function.
27548 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
27549 exhausted. Instantiate traverse_record_type on classify_registers and
27550 deal with the case of a structure passed in slot #15 with no FP field
27552 (assign_data_t): New structure type.
27553 (compute_int_layout): New static function.
27554 (compute_fp_layout): Likewise.
27555 (count_registers): New inline function.
27556 (assign_int_registers): New static function.
27557 (assign_fp_registers): Likewise.
27558 (assign_registers): New inline function.
27559 (function_arg_record_value_1): Delete.
27560 (function_arg_record_value_2): Likewise.
27561 (function_arg_record_value_3): Likewise.
27562 (function_arg_record_value): Adjust to above changes. Instantiate
27563 traverse_record_type on count_registers to first count the number of
27564 registers to be used and then on assign_registers to assign them.
27565 (function_arg_union_value): Adjust to above renaming.
27566 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
27567 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
27568 case of a structure passed in slot #15
27569 (sparc_function_arg_advance): Likewise.
27570 (function_arg_padding): Minor tweak.
27572 2016-02-29 Richard Biener <rguenther@suse.de>
27574 PR tree-optimization/69720
27575 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
27576 the adjustment_def path for possibly vectorized defs.
27577 (vect_create_epilog_for_reduction): Handle vectorized initial
27580 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
27582 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
27584 2016-02-27 Jeff Law <law@redhat.com>
27587 2016-02-26 Richard Biener <rguenther@suse.de>
27588 Jeff Law <law@redhat.com>
27590 PR tree-optimization/69740
27591 * cfghooks.c (remove_edge): Request loop fixups if we delete
27592 an edge that might turn an irreducible loop into a natural
27595 2016-02-27 Jakub Jelinek <jakub@redhat.com>
27597 PR rtl-optimization/69896
27598 * tree-vect-generic.c (get_compute_type): Avoid single element
27601 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
27603 Rename the AArch64 tuning option and related functions to enable the
27604 Newton series for the reciprocal square root to reflect its
27605 approximative characteristic.
27607 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
27608 function to "aarch64_emit_approx_rsqrt".
27609 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
27610 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
27611 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
27612 (xgene1_tunings): Likewise.
27613 (use_rsqrt_p): Likewise.
27614 (aarch64_emit_swrsqrt): Use new function name.
27615 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
27616 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
27617 text explaining this option.
27618 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
27620 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27623 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
27624 complain about -mallow-movmisalign without -mvsx if
27625 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
27627 2016-02-26 Joel Sherrill <joel@rtems.org>
27629 * config.gcc: Add x86_64-*-rtems*.
27630 * config/i386/rtems-64.h: New file.
27632 2016-02-26 Joel Sherrill <joel@rtems.org>
27634 * config.gcc: Add aarch64-*-rtems*.
27635 * config/aarch64/rtems.h: New file.
27637 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
27640 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
27641 shift amount using %h. Add comment.
27643 2016-02-26 Richard Biener <rguenther@suse.de>
27644 Jeff Law <law@redhat.com>
27646 PR tree-optimization/69740
27647 * cfghooks.c (remove_edge): Request loop fixups if we delete
27648 an edge that might turn an irreducible loop into a natural
27651 2016-02-26 Martin Jambor <mjambor@suse.cz>
27653 PR middle-end/69920
27654 * tree-sra.c (sra_modify_assign): Do not remove loads of
27655 uninitialized aggregates to SSA_NAMEs.
27657 2016-02-26 Richard Henderson <rth@redhat.com>
27660 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
27661 pseudo in case the target rtx matches the source of the left
27664 2016-02-26 Martin Jambor <mjambor@suse.cz>
27667 * hsa.h (hsa_type_packed_p): Declare.
27668 * hsa.c (hsa_type_packed_p): New function.
27669 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
27671 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
27672 * hsa-brig.c (emit_basic_insn): Likewise.
27674 2016-02-26 Martin Jambor <mjambor@suse.cz>
27677 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
27679 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
27681 2016-02-26 Martin Jambor <mjambor@suse.cz>
27683 * hsa.h (is_a_helper): New overload for hsa_op_immed for
27684 hsa_op_with_type operands.
27685 (hsa_unsigned_type_for_type): Declare.
27686 * hsa.c (hsa_unsigned_type_for_type): New function.
27687 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
27688 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
27689 the finalizer. Do not emit extra move.
27691 2016-02-26 Martin Jambor <mjambor@suse.cz>
27693 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
27694 atomic operations in private segment.
27696 2016-02-26 Martin Jambor <mjambor@suse.cz>
27698 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
27699 statements to wi->info. Also disallow omp simd constructs.
27700 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
27701 for not gridifying. Dump special string for omp_for.
27703 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27706 * config/aarch64/aarch64.c (aarch64_set_current_function):
27707 Save/restore target globals when switching to
27708 target_option_default_node.
27710 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27713 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
27714 Return 0 if !SHIFT_COUNT_TRUNCATED.
27716 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27717 Eric Botcazou <ebotcazou@adacore.com>
27719 PR rtl-optimization/69891
27720 * dse.c (scan_insn): If we can't figure out memset arguments
27721 or they are non-constant, call clear_rhs_from_active_local_stores.
27723 2016-02-26 Martin Liska <mliska@suse.cz>
27725 * doc/extend.texi: Mention clog10, clog10f an clog10l
27726 in Builtins section.
27728 2016-02-26 Martin Liska <mliska@suse.cz>
27730 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
27732 (resolve_args_picking_1): Likewise.
27733 * dwarf2out.h (struct GTY): Likewise.
27735 2016-02-26 Martin Liska <mliska@suse.cz>
27737 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
27738 with flag_checking.
27739 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27741 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
27742 Martin Liska <mliska@suse.cz>
27744 * doc/install.texi: Mention --enable-valgrind-annotations.
27746 2016-02-26 Richard Biener <rguenther@suse.de>
27748 PR tree-optimization/69551
27749 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
27750 looking through aliases adjust DECL_PT_UID to refer to the
27751 ultimate alias target.
27753 2016-02-25 Martin Liska <mliska@suse.cz>
27755 PR middle-end/69919
27756 * alloc-pool.c (after_memory_report): New variable.
27757 * alloc-pool.h (base_pool_allocator ::release): Do not use
27758 the infrastructure if after_memory_report.
27759 * toplev.c (toplev::main): Mark after memory report.
27761 2016-02-25 Richard Biener <rguenther@suse.de>
27763 PR tree-optimization/48795
27764 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
27766 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
27769 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
27770 offloading is enabled and -fopenacc or -fopenmp is specified.
27771 (CRTOFFLOADEND): Likewise.
27772 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
27773 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
27774 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
27775 (offload_objects_file_name): New static var.
27776 (tool_cleanup): Remove offload_objects_file_name file.
27777 (find_offloadbeginend): Replace with ...
27778 (find_crtoffloadtable): ... this.
27779 (run_gcc): Remove offload_argc and offload_argv.
27780 Get offload_objects_file_name from -foffload-objects=... option.
27781 Read names of object files with offload from this file, pass them to
27782 compile_images_for_offload_targets. Don't call find_offloadbeginend and
27783 don't pass offloadbegin and offloadend to the linker. Don't pass
27784 offload non-LTO files to the linker, because now they're not claimed.
27786 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
27789 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27790 on builtin_unreachable.
27792 2016-02-25 Jakub Jelinek <jakub@redhat.com>
27794 PR rtl-optimization/69896
27795 * regcprop.c: Include cfgrtl.h.
27796 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
27797 than remembered mode, either delete it (if noop_move_p), or
27798 treat like copy_p but not noop_p instruction.
27800 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27803 * dwarf2out.c (gen_variable_die): Work around buggy LTO
27804 - allow NULL decl for Fortran DW_TAG_common_block variables.
27806 2016-02-24 Jason Merrill <jason@redhat.com>
27808 * common.opt (flifetime-dse): Add -flifetime-dse=1.
27810 2016-02-24 Richard Biener <rguenther@suse.de>
27811 Jakub Jelinek <jakub@redhat.com>
27813 PR middle-end/69760
27814 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
27815 conditionally executed ops to well-defined overflow behavior.
27817 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27819 PR middle-end/69915
27820 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
27823 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27825 PR rtl-optimization/69886
27826 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
27827 argument. Use it when checking validity of set instructions.
27828 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
27829 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
27831 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
27832 * store-motion.c (find_moveable_store): Update
27833 can_assign_to_reg_without_clobbers_p callsite.
27835 2016-02-24 Richard Biener <rguenther@suse.de>
27837 PR middle-end/68963
27838 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
27840 (record_nonwrapping_iv): Do not fall back to the low/high bound
27841 for non-constant IV bases if the stmt is not always executed.
27843 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27845 * config/arm/arm-cores.def (cortex-a32): New entry.
27846 * config/arm/arm-tables.opt: Regenerate.
27847 * config/arm/arm-tune.md: Regenerate.
27848 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
27849 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
27850 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
27851 for -mcpu and -mtune.
27853 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27856 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
27857 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
27858 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
27859 (atomic_loaddi_1): Delete.
27860 (atomic_loaddi): Rewrite expander using the above changes.
27862 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27865 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
27868 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27869 Richard Biener <rguenth@suse.de>
27871 PR middle-end/69909
27872 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
27873 set_mem_attributes if tem is SSA_NAME which got expanded
27876 2016-02-24 Richard Biener <rguenther@suse.de>
27878 PR tree-optimization/69907
27879 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
27880 end of permutations for BB vectorization.
27882 2016-02-24 Christian Bruel <christian.bruel@st.com>
27884 * config/arm/arm-c.c (arm_option_override): Initialize
27885 target_option_current_node.
27886 * config/arm/arm.c (arm_pragma_target_parse): Replace
27887 build_target_option_node call by target_option_current_node.
27888 Set target_option_current_node.
27891 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
27894 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
27895 define_insn_and_split to define_insn.
27896 (zero_extendqi<mode>2_dot2): Same.
27897 (extendqi<mode>2_dot): Same.
27898 (extendqi<mode>2_dot2): Same.
27900 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
27902 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
27903 and add bypass for AES{D,E} and AESMC pairs.
27904 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
27907 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
27909 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
27910 series for reciprocal square root in Exynos M1.
27912 2016-02-23 Martin Sebor <msebor@redhat.com>
27915 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
27916 __builtin_alloca_with_align.
27918 2016-02-23 Richard Henderson <rth@redhat.com>
27920 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
27921 (ix86_register_pragmas): Remove __seg_tls.
27922 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
27923 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
27924 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
27925 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
27926 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
27927 * doc/extend.texi (__seg_tls): Remove item.
27929 2016-02-23 Richard Biener <rguenther@suse.de>
27931 * alloc-pool.h (struct allocation_object): Make id member
27932 conditional on CHECKING_P again.
27933 (get_instance): Adjust.
27934 (base_pool_allocator): Likewise.
27936 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
27938 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
27939 (parallelize_loops): In OpenACC kernels mode, set n_threads to
27941 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
27943 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
27945 2016-02-23 Richard Biener <rguenther@suse.de>
27947 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
27948 * bitmap.h (struct bitmap_usage): Likewise.
27949 (bitmap_move): Declare.
27950 * bitmap.c (register_overhead): Take size_t argument.
27951 (bitmap_move): New function.
27952 * df-problems.c (df_rd_transfer_function): Use bitmap_move
27953 to properly account overhead.
27954 * tree.c (free_node): Use tree_size.
27956 2016-02-23 Jakub Jelinek <jakub@redhat.com>
27959 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
27960 when inverting comparison.
27963 * common.opt (Wunreachable-code): Add Warning flag.
27965 2016-02-23 Mark Wielaard <mjw@redhat.com>
27966 Jakub Jelinek <jakub@redhat.com>
27969 * cgraphunit.c (check_global_declaration): Check main_input_filename
27970 and DECL_SOURCE_FILE are not NULL.
27972 2016-02-23 Martin Jambor <mjambor@suse.cz>
27974 PR tree-optimization/69666
27975 * tree-sra.c (sra_modify_assign): Do not attempt to create
27976 default_def replacements for unscalarizable regions.
27978 2016-02-20 Mark Wielaard <mjw@redhat.com>
27981 * cgraphunit.c (check_global_declaration): Check level of
27982 warn_unused_const_variable and main_input_filename.
27983 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
27984 (-Wunused-variable): For C implies -Wunused-const-variable=1.
27985 (-Wunused-const-variable): Explain levels 1 and 2.
27987 2016-02-22 Jakub Jelinek <jakub@redhat.com>
27990 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
27991 identical arguments. Formatting and spelling fixes.
27994 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
27999 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
28000 and m68k-devices.def.
28001 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
28002 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
28004 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
28006 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
28007 and HImode registers.
28009 2016-02-22 Richard Biener <rguenther@suse.de>
28011 PR tree-optimization/69882
28012 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
28013 preserve permutations present because of gaps.
28014 (vect_supported_load_permutation_p): Always continue checking
28015 permutations after vect_attempt_slp_rearrange_stmts.
28017 2016-02-22 Bin Cheng <bin.cheng@arm.com>
28019 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
28020 min_profitable_estimate, rather than min_profitable_iters.
28022 2016-02-22 Jakub Jelinek <jakub@redhat.com>
28025 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
28026 SImode for last match_operand.
28028 2016-02-22 Martin Liska <mliska@suse.cz>
28030 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
28031 return bitsize - 1 as the return value.
28033 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
28037 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
28038 Handle negative shift counts.
28039 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
28040 force_reg on the shift constant.
28041 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
28042 (lshrsi3_d): Handle negative shift counts.
28044 2016-02-22 Richard Biener <rguenther@suse.de>
28045 Tom de Vries <tom@codesourcery.com>
28047 * graph.c: Include dumpfile.h.
28048 (print_graph_cfg): Split into three overloads.
28049 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
28051 2016-02-22 Tom de Vries <tom@codesourcery.com>
28053 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
28056 2016-02-22 Richard Biener <rguenther@suse.de>
28059 * ipa-inline-transform.c (inline_call): When not updating
28060 overall summaries adjust self size by the growth estimate.
28061 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
28062 hash-set, do not update overall summaries here. Renamed from ...
28063 (inline_to_all_callers): ... this which is now wrapping the
28064 above and performing delayed overall summary update.
28065 (early_inline_small_functions): Delay updating of the overall
28068 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
28070 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
28073 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28076 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
28077 :%* in %:gt() argument.
28078 (greater_than_spec_func): Adjust for expecting only numbers,
28079 if there are more than two numbers, compare the last two.
28081 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
28083 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
28084 -Wnarrowing with -std.
28086 2016-02-19 Jakub Jelinek <jakub@redhat.com>
28089 * expr.c (store_field): Don't use bit-field path if exp is
28090 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
28091 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
28092 and the assignment can be performed by bitwise copy. Formatting
28095 PR middle-end/69838
28096 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
28097 call copy_reg_eh_region_note_forward on before and/or after sequences
28098 and remove note from insn if it no longer can throw.
28101 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
28102 if TARGET_AVX512BW.
28104 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28106 * config/s390/vector.md: Add missing commutative operand markers
28107 to the patterns which qualify for one.
28108 * config/s390/vx-builtins.md: Likewise.
28110 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28112 * config/s390/vector.md (VI, VI_QHS): Add single element vector
28113 types to mode iterators.
28114 (vec_double): ... and mode attribute.
28115 * config/s390/vx-builtins.md (non_vec_int): Likewise.
28117 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28119 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
28120 Change the predicate of op2 from nonimmediate to general and let
28121 reload fix it if necessary.
28123 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28125 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
28127 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28129 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
28132 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28134 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
28135 * config/s390/s390.c (s390_expand_vec_movstr): New function.
28136 * config/s390/s390.md ("movstr<P:mode>"): Call
28137 s390_expand_vec_movstr.
28139 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28141 * config/s390/s390.md: Add missing output modifier for operand 1
28142 to print it as address properly.
28144 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28146 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
28147 * config/s390/2964.md: New file.
28148 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
28149 of insn grouping attributes depending on the CPU level.
28150 (s390_get_unit_mask): New function.
28151 (s390_sched_score): Remove the OOO from the scheduling macros.
28152 Add loop to calculate a score for the instruction mix.
28153 (s390_sched_reorder): Likewise plus improve debug output.
28154 (s390_sched_variable_issue): Rename macros as above. Calculate
28155 the unit distances after actually scheduling an insn. Improve
28157 (s390_sched_init): Clear last_scheduled_unit_distance array.
28158 * config/s390/s390.md: Include 2964.md.
28160 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28163 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
28164 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
28165 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
28166 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
28167 *avx512f_<code>v8div16qi2_mask_1): New insns.
28169 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28172 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
28175 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
28176 earlyclobber from target. Use wF constraint for fused memory
28178 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
28180 2016-02-18 Jakub Jelinek <jakub@redhat.com>
28181 Martin Liska <mliska@suse.cz>
28184 * cfgexpand.c (asan_sanitize_stack_p): New function.
28185 (partition_stack_vars): Use the function.
28186 (expand_stack_vars): Likewise.
28187 (defer_stack_allocation): Likewise.
28188 (expand_used_vars): Likewise.
28190 2016-02-18 Richard Biener <rguenther@suse.de>
28192 PR middle-end/69553
28193 * fold-const.c (operand_equal_p): Properly compare offsets for
28194 IMAGPART_EXPR and ARRAY_REF.
28196 2016-02-18 Nick Clifton <nickc@redhat.com>
28200 * config/arm/arm.c (arm_option_override_internal): Disable
28201 interworking if the target does not support thumb instructions.
28202 (arm_reload_in_hi): Handle the case where a register to register
28203 move needs reloading because there is no simple pattern to handle
28205 (arm_reload_out_hi): Likewise.
28207 2016-02-18 Richard Biener <rguenther@suse.de>
28209 PR middle-end/69854
28210 * match.pd: Don't use fold_binary or fold_unary for folding
28213 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28216 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28217 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28218 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28219 warn on gimple_no_warning_p statements.
28221 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28223 * doc/extend.texi (C++ Attributes): Correct description of
28224 warn_unused type attribute.
28226 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28228 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28229 correct instruction.
28231 2016-02-17 Richard Biener <rguenther@suse.de>
28233 PR rtl-optimization/69609
28234 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28235 (find_traces_1_round): When ending a trace update cached priority
28237 (bb_to_key): Use cached priority when available.
28238 (copy_bb): Initialize cached priority.
28239 (reorder_basic_blocks_software_trace_cache): Likewise.
28241 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28244 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28246 (aarch64_comparison_operator): Break overly long line into two.
28247 (aarch64_comparison_operation): Likewise.
28248 * config/aarch64/aarch64.md (cstorecc4): Use
28249 aarch64_comparison_operator_mode instead of
28250 aarch64_comparison_operator.
28251 (cstore<mode>4): Likewise.
28252 (aarch64_cstore<mode>): Likewise.
28253 (*cstoresi_insn_uxtw): Likewise.
28254 (cstore<mode>_neg): Likewise.
28255 (*cstoresi_neg_uxtw): Likewise.
28257 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28260 * config/arm/predicates.md (arm_comparison_operator_mode):
28262 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
28263 instead of arm_comparison_operator.
28264 (*mov_negscc): Likewise.
28265 (*mov_notscc): Likewise.
28266 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
28267 (*thumb2_mov_negscc): Likewise.
28268 (*thumb2_mov_negscc_strict_it): Likewise.
28269 (*thumb2_mov_notscc): Likewise.
28270 (*thumb2_mov_notscc_strict_it): Likewise.
28272 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
28274 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
28275 Add missing return.
28277 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
28279 * config/visium/visium.c (machine_libfunc_index): New enum.
28280 (machine_libfuncs): New structure.
28281 (visium_libfuncs): New static variable.
28282 (TARGET_INIT_LIBFUNCS): Define to...
28283 (visium_init_libfuncs): ...this. New function.
28284 (expand_block_move_4): Use the appropriate libfunc.
28285 (expand_block_move_2): Likewise.
28286 (expand_block_move_1): Likewise.
28287 (expand_block_set_4): Likewise.
28288 (expand_block_set_2): Likewise.
28289 (expand_block_set_1): Likewise.
28290 (visium_trampoline_init): Likewise.
28292 2016-02-17 Nick Clifton <nickc@redhat.com>
28294 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
28295 TI's devices.csv file as of March 2016.
28297 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
28300 * opts-global.c (handle_common_deferred_options): Introduce and
28301 initialize two global variables to remember command-line options
28302 specifying a stack-limiting register.
28303 * opts.h: Add extern declarations of the two new global variables.
28304 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
28305 variable based on the values of the two new global variables.
28307 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28310 * common.opt (Wnonnull-compare): New warning.
28311 * doc/invoke.texi (-Wnonnull): Remove text about comparison
28312 of arguments against NULL.
28313 (-Wnonnull-compare): Document.
28314 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
28315 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
28316 * passes.def (pass_warn_nonnull_compare): Add.
28317 * gimple-ssa-nonnull-compare.c: New file.
28319 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28321 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
28322 AARCH64_EXTRA_TUNE_RECIP_SQRT.
28324 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28326 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
28327 reciprocal sqrt for -mlow-precision-recip-sqrt.
28329 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28330 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28332 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
28333 always use lane loads to construct non-constant vectors.
28335 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28337 * config/aarch64/aarch64.md
28338 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
28339 constraints for operand 3.
28340 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
28342 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28343 Richard Biener <rguenther@suse.de>
28345 PR tree-optimization/69820
28346 * tree-vect-patterns.c (type_conversion_p): Return false if
28347 *orig_type is unsigned single precision or boolean.
28348 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
28351 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28353 PR rtl-optimization/69764
28354 PR rtl-optimization/69771
28355 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
28356 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
28358 2016-02-16 Richard Biener <rguenther@suse.de>
28360 PR tree-optimization/69776
28361 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
28363 (indirect_refs_may_alias_p): Likewise.
28364 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
28365 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
28366 according to tbaa_p.
28367 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
28368 (optimize_stmt): For redundant store discovery do not allow tbaa.
28370 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
28372 PR tree-optimization/69714
28373 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
28374 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
28376 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
28378 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
28379 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
28380 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
28381 * config/arc/arc.c (arc_init): Check FPU options.
28382 (get_arc_condition_code): Handle new CC_FPU* modes.
28383 (arc_select_cc_mode): Likewise.
28384 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
28385 register pair only. Allow access for ARCv2 accumulator.
28386 (gen_compare_reg): Whenever we have FPU support use FPU compare
28388 (arc_reorg): Don't generate brcc insns when FPU compare
28389 instructions are involved.
28390 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
28391 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
28392 floating point emulation.
28393 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
28394 (REVERSE_CONDITION): Add new CC_FPU* modes.
28395 (TARGET_FP_SP_BASE): Define.
28396 (TARGET_FP_DP_BASE): Likewise.
28397 (TARGET_FP_SP_FUSED): Likewise.
28398 (TARGET_FP_DP_FUSED): Likewise.
28399 (TARGET_FP_SP_CONV): Likewise.
28400 (TARGET_FP_DP_CONV): Likewise.
28401 (TARGET_FP_SP_SQRT): Likewise.
28402 (TARGET_FP_DP_SQRT): Likewise.
28403 (TARGET_FP_DP_AX): Likewise.
28404 * config/arc/arc.md (ARCV2_ACC): New constant.
28405 (type): New fpu type attribute.
28406 (SDF): Conditional iterator.
28407 (cstore<mode>, cbranch<mode>): Change expand condition.
28408 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
28409 handles FPU/FPX cases as well.
28410 * config/arc/arc.opt (mfpu): New option.
28411 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
28413 (adddf3, muldf3, subdf3): Removed.
28414 * config/arc/predicates.md (proper_comparison_operator): Recognize
28416 * config/arc/fpu.md: New file.
28417 * doc/invoke.texi (ARC Options): Document mfpu option.
28419 2016-02-16 Richard Biener <rguenther@suse.de>
28421 PR rtl-optimization/69291
28422 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
28423 noce_operand_ok check.
28425 2016-02-16 Tom de Vries <tom@codesourcery.com>
28428 * omp-low.c (simd_clone_create): Remove call to
28429 symtab->call_cgraph_insertion_hooks.
28431 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28433 PR tree-optimization/69802
28434 * tree-ssa-reassoc.c (update_range_test): If op is
28435 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
28436 op == 1 test of precision 1 integral op, otherwise handle
28437 that case as op itself. Fix up formatting.
28438 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
28441 2016-02-16 Richard Biener <rguenther@suse.de>
28443 PR tree-optimization/69586
28444 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
28445 types for conversion sources.
28447 2016-02-16 Richard Biener <rguenther@suse.de>
28449 PR middle-end/69801
28450 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
28451 mask OEP_ADDRESS_OF.
28453 2016-02-16 Alan Modra <amodra@gmail.com>
28456 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
28457 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
28458 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
28460 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
28461 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
28462 (p8_fmrgow_<mode>): Likewise.
28463 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
28465 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
28466 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
28467 to use movdi_internal64. Remove op0_di.
28468 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
28470 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
28472 Add support for the FCCMP insn types
28474 * config/aarch64/aarch64.md (fccmp): Change insn type.
28475 (fccmpe): Likewise.
28476 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
28477 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
28478 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
28479 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
28480 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
28481 * config/arm/types.md (fccmps): Add new insn type.
28482 (fccmpd): Likewise.
28484 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
28486 * alias.c (get_alias_set): Fix a typo in comment.
28488 2016-02-15 Richard Biener <rguenther@suse.de>
28490 PR tree-optimization/69595
28491 * match.pd: Complete range test simplification to true.
28493 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
28495 PR rtl-optimization/69648
28496 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
28497 pic_offset_table_rtx.
28499 PR rtl-optimization/69752
28500 * ira.c (update_equiv_regs): When looking for more than a single SET,
28501 also take other side effects into account.
28503 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28505 * config/s390/s390.c (s390_function_profiler): Add a new sequence
28506 for z900+ CPUs in 31-bit mode.
28508 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28510 * common/config/s390/s390-common.c (s390_supports_split_stack):
28512 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
28513 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
28514 * config/s390/s390.c (struct machine_function): New field
28515 split_stack_varargs_pointer.
28516 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
28517 in s390_emit_prologue.
28518 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
28520 (morestack_ref): New global.
28521 (SPLIT_STACK_AVAILABLE): New macro.
28522 (s390_expand_split_stack_prologue): New function.
28523 (s390_live_on_entry): New function.
28524 (s390_va_start): Use split-stack vararg pointer if appropriate.
28525 (s390_asm_file_end): Emit the split-stack note sections.
28526 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
28527 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
28528 (UNSPECV_SPLIT_STACK_CALL): New unspec.
28529 (UNSPECV_SPLIT_STACK_DATA): New unspec.
28530 (split_stack_prologue): New expand.
28531 (split_stack_space_check): New expand.
28532 (split_stack_data): New insn.
28533 (split_stack_call): New expand.
28534 (split_stack_call_*): New insn.
28535 (split_stack_cond_call): New expand.
28536 (split_stack_cond_call_*): New insn.
28538 2016-02-15 Richard Biener <rguenther@suse.de>
28540 PR tree-optimization/69783
28541 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28542 Add trivially correct cases.
28544 2016-02-15 Tom de Vries <tom@codesourcery.com>
28547 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
28549 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
28551 2016-02-15 Richard Biener <rguenther@suse.de>
28553 PR tree-optimization/69776
28554 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
28555 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
28556 indicate whether we can use TBAA to disambiguate against stores.
28557 Use alias-set zero if not.
28558 (visit_reference_op_store): Do not use TBAA when looking up
28560 * tree-ssa-pre.c (compute_avail): Use TBAA here.
28561 (eliminate_dom_walker::before_dom_children): But not when looking
28562 up redundant stores.
28564 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
28566 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
28568 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28570 * config/i386/znver1.md
28571 (znver1_pop, znver1_pop_mem,
28572 znver1_load_imov_double_store,
28573 znver1_load_imov_direct_store,
28574 znver1_load_imov_direct_load,
28575 znver1_load_imov_double_load): Add new.
28576 (znver1_insn, znver1_insn_load): Add icmov type.
28577 (znver1_sseavx_fma,
28578 znver1_sseavx_fma_load,
28580 znver1_avx256_fma_load): Fix pipe usage.
28582 2016-02-14 Alan Modra <amodra@gmail.com>
28585 * reload.c (find_reloads_address_1): For pre/post-inc/dec
28586 with an invalid hard reg, reload just the reg not the entire
28587 pre/post-inc/dec address expression.
28589 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28592 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
28593 fixed R1_REG scratch reg.
28594 (sibcall_value_pcrel_fdpic): Likewise.
28596 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28600 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
28602 2016-02-12 Walter Lee <walt@tilera.com>
28604 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
28605 * config/tilegx/t-tilegx: Likewise.
28607 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28610 * diagnostic-show-locus.c (struct line_span): New struct.
28611 (layout::get_first_line): Delete.
28612 (layout::get_last_line): Delete.
28613 (layout::get_num_line_spans): New member function.
28614 (layout::get_line_span): Likewise.
28615 (layout::print_heading_for_line_span_index_p): Likewise.
28616 (layout::get_expanded_location): Likewise.
28617 (layout::calculate_line_spans): Likewise.
28618 (layout::m_first_line): Delete.
28619 (layout::m_last_line): Delete.
28620 (layout::m_line_spans): New field.
28621 (layout::layout): Update comment. Replace m_first_line and
28622 m_last_line with m_line_spans, replacing their initialization
28623 with a call to calculate_line_spans.
28624 (diagnostic_show_locus): When printing source lines and
28625 annotations, rather than looping over a single span
28626 of lines, instead loop over each line_span within
28627 the layout, with an inner loop over the lines within them.
28628 Call the context's start_span callback when changing line spans.
28629 * diagnostic.c (diagnostic_initialize): Initialize start_span.
28630 (diagnostic_build_prefix): Break out the building of the location
28631 part of the string into...
28632 (diagnostic_get_location_text): ...this new function, rewriting
28633 it from nested ternary expressions to a sequence of "if"
28635 (default_diagnostic_start_span_fn): New function.
28636 * diagnostic.h (diagnostic_start_span_fn): New typedef.
28637 (diagnostic_context::start_span): New field.
28638 (default_diagnostic_start_span_fn): New prototype.
28640 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28643 * gcc.c (driver::finalize): Fix cleanup of "specs".
28645 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28649 * gcc.c (driver::driver): Initialize m_option_suggestions.
28650 (driver::~driver): Clean up m_option_suggestions.
28651 (suggest_option): Convert to...
28652 (driver::suggest_option): ...this, and split out into
28653 driver::build_option_suggestions and find_closest_string.
28654 (driver::build_option_suggestions): New function, from
28655 first half of suggest_option. Special-case
28656 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
28657 the sanitizer_opts array. For options of enum types, add the
28658 various enum values to the candidate strings.
28659 (driver::handle_unrecognized_options): Remove "const".
28660 * gcc.h (driver::handle_unrecognized_options): Likewise.
28661 (driver::build_option_suggestions): New decl.
28662 (driver::suggest_option): New decl.
28663 (driver::m_option_suggestions): New field.
28664 * opts-common.c (add_misspelling_candidates): New function.
28665 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
28666 and make non-static.
28667 * opts.h (sanitizer_opts): New array decl.
28668 (add_misspelling_candidates): New function decl.
28669 * spellcheck.c (find_closest_string): New function.
28670 * spellcheck.h (find_closest_string): New function decl.
28672 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28674 PR rtl-optimization/69764
28675 PR rtl-optimization/69771
28676 * optabs.c (expand_binop_directly): For shift_optab_p, force
28677 convert_modes with VOIDmode if xop1 has VOIDmode.
28679 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
28682 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
28683 to correctly determine instrumentation thunks.
28685 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28688 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
28689 type by reference, force lhs on the call.
28692 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
28693 Compute retval and retbnd early in all cases if split_part_return_p
28694 and return_bb is not EXIT. Remove all clobber stmts and reset
28695 all debug stmts that refer to SSA_NAMEs defined in split part,
28696 except if it is retval, in that case replace the old retval with the
28697 lhs of the call to the split part.
28699 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28702 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28704 PR middle-end/66726
28705 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28706 whose result is used in PHI.
28707 (maybe_optimize_range_tests): Likewise.
28708 (final_range_test_p): Likweise.
28710 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28712 PR middle-end/66726
28713 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28714 whose result is used in PHI.
28715 (maybe_optimize_range_tests): Likewise.
28716 (final_range_test_p): Likweise.
28718 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28720 * cgraph.c: Spelling fixes - behaviour -> behavior and
28721 neighbour -> neighbor.
28722 * target.def: Likewise.
28723 * sel-sched.c: Likewise.
28724 * config/mips/mips.c: Likewise.
28725 * config/arc/arc.md: Likewise.
28726 * config/arm/cortex-a57.md: Likewise.
28727 * config/arm/arm.c: Likewise.
28728 * config/arm/neon.md: Likewise.
28729 * config/arm/arm-c.c: Likewise.
28730 * config/vms/vms-c.c: Likewise.
28731 * config/s390/s390.c: Likewise.
28732 * config/i386/znver1.md: Likewise.
28733 * config/i386/i386.c: Likewise.
28734 * config/ia64/hpux-unix2003.h: Likewise.
28735 * config/msp430/msp430.md: Likewise.
28736 * config/rx/rx.c: Likewise.
28737 * config/rx/rx.md: Likewise.
28738 * config/aarch64/aarch64-simd.md: Likewise.
28739 * config/aarch64/aarch64.c: Likewise.
28740 * config/nvptx/nvptx.c: Likewise.
28741 * config/bfin/bfin.c: Likewise.
28742 * config/cris/cris.opt: Likewise.
28743 * config/rs6000/rs6000.c: Likewise.
28744 * target.h: Likewise.
28745 * spellcheck.c: Likewise.
28746 * ira-build.c: Likewise.
28747 * tree-inline.c: Likewise.
28748 * builtins.c: Likewise.
28749 * lra-constraints.c: Likewise.
28750 * explow.c: Likewise.
28751 * hwint.h: Likewise.
28752 * targhooks.c: Likewise.
28753 * tree-vect-data-refs.c: Likewise.
28754 * expr.c: Likewise.
28755 * doc/tm.texi: Likewise.
28756 * doc/extend.texi: Likewise.
28757 * doc/install.texi: Likewise.
28758 * doc/md.texi: Likewise.
28759 * tree-ssa-tail-merge.c: Likewise.
28760 * sched-int.h: Likewise.
28761 * match.pd: Likewise.
28762 * sched-ebb.c: Likewise.
28763 * target.def (omit_struct_return_reg): Likewise.
28764 * gimple-ssa-isolate-paths.c: Likewise.
28765 (find_implicit_erroneous_behaviour): Renamed to...
28766 (find_implicit_erroneous_behavior): ... this.
28767 (find_explicit_erroneous_behaviour): Renamed to...
28768 (find_explicit_erroneous_behavior): ... this.
28769 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
28771 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
28773 PR rtl-optimization/64682
28774 PR rtl-optimization/69567
28775 PR rtl-optimization/69737
28776 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
28777 in I2 as well, just lose it.
28779 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28781 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
28783 (aarch64_last_printed_tune_string): Likewise.
28784 (aarch64_declare_function_name): Only output .arch assembler
28785 directive if it will be different from the previously output
28786 directive. Same for .tune comment but only if -dA is set.
28787 (aarch64_start_file): New function.
28788 (TARGET_ASM_FILE_START): Define.
28790 2016-02-11 David Malcolm <dmalcolm@redhat.com>
28793 * Makefile.in (PLUGIN_HEADERS): Add params.list.
28795 2016-02-11 Jakub Jelinek <jakub@redhat.com>
28798 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
28799 -Wmaybe-uninitialized warning.
28801 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
28804 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
28806 2016-02-11 Richard Biener <rguenther@suse.de>
28808 PR rtl-optimization/69291
28809 * ifcvt.c (noce_try_store_flag_constants): Do not allow
28810 subexpressions affected by changing the result.
28812 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
28815 * lra-constraints.c (curr_insn_transform): Find in/out operands
28816 for secondary memory moves. Update dups.
28818 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
28820 PR tree-optimization/69652
28821 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
28822 to nested loop, did source re-formatting, skip debug statements,
28823 add check on statement with volatile operand, remove dead scalar
28826 2016-02-10 Jakub Jelinek <jakub@redhat.com>
28827 Patrick Palka <ppalka@gcc.gnu.org>
28831 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
28832 calls if the return type is TREE_ADDRESSABLE.
28833 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
28834 * ipa-split.c (split_function): Fix doubled "we" in comment.
28835 Use void return type for the split part even if
28836 !split_point->split_part_set_retval.
28838 2016-02-10 Bin Cheng <bin.cheng@arm.com>
28840 PR tree-optimization/68021
28841 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
28842 when computing the value of biv cand by itself.
28844 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
28846 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
28847 (cortexa57_tunings): Likewise.
28848 (cortexa72_tunings): Likewise.
28849 (arch_macro_fusion_pair_p): Add support for AES fusion.
28850 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
28851 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
28852 Allow virtual registers before reload so early scheduling works.
28853 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
28854 correct latency and pipeline.
28855 (cortex_a57_crypto_complex): Likewise.
28856 (cortex_a57_crypto_xor): Likewise.
28857 (define_bypass): Add AES bypass.
28859 2016-02-10 Richard Biener <rguenther@suse.de>
28861 PR tree-optimization/69726
28862 * passes.def: Add DCE pass before late uninit.
28863 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
28864 really fixup if-conversions job.
28866 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
28868 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
28869 (arm_cortex_a57_tune): Likewise.
28870 (aarch_macro_fusion_pair_p): Add support for AES fusion.
28871 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
28873 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
28875 * timevar.def (TV_PHASE_DBGINFO): Delete.
28876 (TV_PHASE_CHECK_DBGINFO): Likewise.
28877 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
28879 2016-02-10 Richard Biener <rguenther@suse.de>
28881 PR tree-optimization/69719
28882 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28883 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
28885 2016-02-09 Andrew Pinski <apinski@cavium.com>
28888 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
28889 get_vcond_mask_icode returns false.
28891 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
28894 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
28895 an ADDIS that adds a pointer to a large constant that sets the
28896 upper16 bits with a load operation.
28898 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
28901 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
28903 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
28905 (vzipq_s16): Likewise.
28906 (vzipq_s32): Likewise.
28907 (vzipq_f32): Likewise.
28908 (vzipq_u8): Likewise.
28909 (vzipq_u16): Likewise.
28910 (vzipq_u32): Likewise.
28911 (vzipq_p8): Likewise.
28912 (vzipq_p16): Likewise.
28914 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
28917 * config/arm/arm.c (neon_endian_lane_map): New function.
28918 (neon_vector_pair_endian_lane_map): New function.
28919 (arm_evpc_neon_vuzp): Allow for big endian lane order.
28920 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
28922 (vuzpq_s16): Likewise.
28923 (vuzpq_s32): Likewise.
28924 (vuzpq_f32): Likewise.
28925 (vuzpq_u8): Likewise.
28926 (vuzpq_u16): Likewise.
28927 (vuzpq_u32): Likewise.
28928 (vuzpq_p8): Likewise.
28929 (vuzpq_p16): Likewise.
28931 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
28934 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
28937 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
28939 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
28940 truncate const_int operand 1 to QImode.
28942 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
28944 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
28945 corresponding to an abnormal edge.
28947 2016-02-09 Tom de Vries <tom@codesourcery.com>
28949 PR tree-optimization/69599
28950 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
28952 (find_func_aliases_for_builtin_call, find_func_clobbers)
28953 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
28956 2016-02-09 Richard Biener <rguenther@suse.de>
28958 PR tree-optimization/69715
28959 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
28960 LHS on calls as non-rewritable.
28962 2016-02-09 Tom de Vries <tom@codesourcery.com>
28965 * lto-wrapper.c (append_diag_options): New function.
28966 (compile_offload_image): Call append_diag_options.
28968 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
28971 * doc/extend.texi (Flag Output Operands): Correct sectioning.
28972 Minor copy-edit to fix verb tenses.
28974 2016-02-08 Jakub Jelinek <jakub@redhat.com>
28976 PR tree-optimization/69209
28977 * ipa-split.c (split_function): If split part is not
28978 returning retval, retval has gimple type but is not
28979 gimple value, force it into a SSA_NAME first.
28981 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
28983 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
28986 2016-02-08 Jason Merrill <jason@redhat.com>
28989 * convert.c (convert_to_integer_1): Check dofold on truncation
28991 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
28992 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
28993 Rename from *_nofold.
28994 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
28995 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
28997 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
29000 * tree.c (build_common_tree_nodes): Remove short_double argument.
29001 All callers changed.
29002 * tree.h (build_common_tree_nodes): Adjust declaration.
29003 * doc/invoke.texi (-fshort-double): Remove documentation.
29004 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
29005 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
29006 * lto-wrapper.c (merge_and_complain, append_compiler_options)
29007 (append_linker_options): Don't handle OPT_fshort_double.
29009 PR rtl-optimization/68730
29010 * lra-remat.c (insn_to_cand_activation): New static variable.
29011 (lra_remat): Allocate and free it.
29012 (create_cand): New arg activation. Initialize a field in
29013 insn_to_cand_activation if it is nonnull.
29014 (create_cands): Pass the activation insn to create_cand when making
29015 a candidate involving an output reload. Reorganize code a little.
29016 (do_remat): Keep track of active status of candidates in a separate
29019 2016-02-08 Richard Biener <rguenther@suse.de>
29021 PR tree-optimization/69719
29022 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
29023 Properly use absolute of the difference of the two offsets to
29024 compare or adjust the segment length.
29026 2016-02-08 Richard Biener <rguenther@suse.de>
29027 Jeff Law <law@redhat.com>
29030 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
29031 types for anonymous SSA names.
29033 2016-02-08 Richard Biener <rguenther@suse.de>
29035 PR rtl-optimization/69274
29036 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
29038 2016-02-08 Jeff Law <law@redhat.com>
29040 PR tree-optimization/65917
29041 * tree-ssa-dom.c (record_temporary_equivalences): Record both
29042 equivalences from if (x == y) style conditionals.
29043 (loop_depth_of_name): Remove.
29044 (record_equality): Remove loop depth check.
29045 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
29046 (const_and_copies::record_const_or_copy_raw): New member function.
29047 * tree-ssa-scopedtables.c
29048 (const_and_copies::record_const_or_copy_raw): New, factored out of
29049 (const_and_copies::record_const_or_copy): Call new member function.
29051 2016-02-05 Jeff Law <law@redhat.com>
29053 PR tree-optimization/68541
29054 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
29055 (count_stmts_in_block): New function.
29056 (poor_ifcvt_candidate_code): Likewise.
29057 (is_feasible_trace): Add some heuristics to determine when path
29058 splitting is profitable.
29059 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
29060 is a diamond with a single exit.
29062 2016-02-05 Martin Sebor <msebor@redhat.com>
29065 * doc/invoke.texi: Update -Wplacement-new to take an optional
29068 2016-02-06 Richard Henderson <rth@redhat.com>
29071 * tree.c (tree_nop_conversion_p): Do not strip casts into or
29072 out of non-standard address spaces.
29074 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29076 PR rtl-optimization/69691
29077 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
29079 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
29081 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
29082 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
29083 (*ieee128_mfvsrd_64bit): Likewise.
29084 (*ieee128_mfvsrd_32bit): Likewise.
29086 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
29090 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29092 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29093 instrumented_version.
29095 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
29097 * doc/invoke.texi (Optimize Options): In table of --param options
29098 rename second occurrence of tracer-min-branch-ratio to
29099 tracer-min-branch-probability, rename
29100 tracer-min-branch-ratio-feedback to
29101 tracer-min-branch-probability-feedback and clarify description,
29102 rename sched-spec-state-edge-prob-cutoff to
29103 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
29104 to selsched-insns-to-rename, rename lto-minpartition to
29105 lto-min-partition, delete reorder-blocks-duplicate and
29106 reorder-blocks-duplicate-feedback.
29108 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29110 * config/s390/s390.c (s390_register_info_set_ranges): Remove
29113 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
29115 * doc/extend.texi: S/390: Correct some typos.
29117 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29119 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
29121 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29124 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
29125 (s390_register_info_gprtofpr): Use new macros above.
29126 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
29128 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
29129 its name. Adjust restore and save gpr ranges.
29130 (s390_register_info_set_ranges): New function.
29131 (s390_register_info): Use new macros above. Call
29132 s390_register_info_set_ranges.
29133 (s390_optimize_register_info): Likewise.
29134 (s390_hard_regno_rename_ok): Use new macros.
29135 (s390_hard_regno_scratch_ok): Likewise.
29136 (s390_emit_epilogue): Likewise.
29137 (s390_can_use_return_insn): Likewise.
29138 (s390_optimize_prologue): Likewise.
29139 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
29141 2016-02-05 Jakub Jelinek <jakub@redhat.com>
29144 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
29146 (ix86_option_override_internal): Disable TARGET_STV even for
29147 -m{incoming,preferred}-stack-boundary=3.
29149 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29151 * config.gcc: Mark deprecated rtems targets as obsolete.
29153 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
29155 PR rtl-optimization/64682
29156 PR rtl-optimization/69567
29157 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
29158 before I2 only if the register is both used and set in I2.
29160 2016-02-04 DJ Delorie <dj@redhat.com>
29162 * config/msp430/msp430.c (msp430_start_function): Add function type.
29164 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29167 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
29169 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
29171 PR rtl-optimization/69577
29173 2015-10-29 Richard Henderson <rth@redhat.com>
29177 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
29178 sse check to the exact conditions of PR 67609.
29180 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
29183 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
29184 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
29185 not allowed into the traditional Altivec registers.
29186 (movtd_64bit_nodm): Likewise.
29187 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
29189 2016-02-04 David Malcolm <dmalcolm@redhat.com>
29191 * config/aarch64/cortex-a57-fma-steering.c
29192 (aarch64_register_fma_steering): Remove "static" from arguments
29195 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
29198 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
29199 twice when complex.
29201 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29203 * doc/invoke.texi: Delete -mno-fma4.
29205 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29207 PR rtl-optimization/69577
29208 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29209 (find_subregs_of_mode): Update accordingly. Iterate over partial
29212 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29214 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29215 * config/arm/arm.c (neon_reinterpret): Remove.
29216 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29217 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29218 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29219 vreinterpretti): Remove.
29220 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29221 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29222 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29223 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29224 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29225 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29226 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29227 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29228 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29229 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29230 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29231 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29232 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29233 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29234 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29235 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29236 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29237 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29238 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29239 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29240 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29241 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29242 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29243 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29244 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29245 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29246 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29247 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29248 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29249 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29250 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29251 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29252 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29253 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29254 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29255 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29256 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29257 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29258 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
29259 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
29260 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
29261 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
29262 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
29263 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
29264 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
29265 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
29266 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
29267 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
29268 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
29269 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
29270 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
29271 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
29272 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
29273 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
29274 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
29275 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
29276 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
29277 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
29278 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
29279 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
29280 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
29281 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
29282 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
29283 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
29284 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
29285 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
29286 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
29287 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
29288 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
29289 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
29290 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
29291 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
29292 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
29293 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
29294 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
29295 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
29296 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
29297 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
29298 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
29299 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
29300 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
29301 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
29302 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
29303 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
29304 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
29305 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
29306 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
29307 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
29308 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
29309 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
29310 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
29311 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
29312 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
29313 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
29314 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
29315 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
29316 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
29317 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
29318 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
29319 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
29320 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
29321 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
29322 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
29324 2016-02-04 Martin Liska <mliska@suse.cz>
29327 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
29328 that are gimple_store_p.
29329 (maybe_instrument_call): Likewise.
29331 2016-02-04 Bin Cheng <bin.cheng@arm.com>
29333 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
29334 register scaling out of memory reference and comment why.
29336 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29340 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
29341 folding the source of a SET.
29343 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29347 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
29348 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
29350 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
29354 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
29357 2016-02-04 Christian Bruel <christian.bruel@st.com>
29359 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
29360 * config/arm/arm.c (arm_set_current_function): Likewise.
29362 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29363 Ilya Enkovich <enkovich.gnu@gmail.com>
29364 H.J. Lu <hongjiu.lu@intel.com>
29367 * config/i386/i386.c (convert_scalars_to_vector): Remove
29368 stack alignment fixes.
29369 (ix86_option_override_internal): Disable TARGET_STV if stack
29370 might not be aligned enough.
29371 (ix86_minimum_alignment): Assert that TARGET_STV is false.
29373 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
29375 * config/i386/x86-tune.def: Disable default prefetching
29378 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
29379 Vladimir Makarov <vmakarov@redhat.com>
29382 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
29383 in validating fused toc addresses.
29385 2016-02-03 Jakub Jelinek <jakub@redhat.com>
29388 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
29389 range->m_caret fields if range->m_show_caret_p is false.
29392 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29393 Force oldval into register if it does not satisfy reg_or_short_operand
29394 predicate. Fix up formatting.
29396 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
29397 Alexandre Oliva <aoliva@redhat.com>
29400 * lra-constraints.c (simplify_operand_subreg): Check additionally
29401 address validity after potential reloading.
29402 (process_address_1): Check insns validity. In case of failure do
29405 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
29408 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
29411 2016-02-02 Jakub Jelinek <jakub@redhat.com>
29413 * wide-int.cc (canonize_uhwi): New function.
29414 (wi::divmod_internal): Use it.
29416 2016-02-02 James Norris <jnorris@codesourcery.com>
29418 * gimplify.c (omp_notice_variable): Add usage check.
29420 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
29422 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
29423 like LE, GE, LT, GT when emitting relational operator.
29425 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29427 * ira-costs.c (find_costs_and_classes): Add extra argument.
29428 * target.def (ira_change_pseudo_allocno_class): Add parameter.
29429 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
29430 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
29431 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
29432 Add best_class parameter, and return it if not ALL_REGS.
29433 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
29435 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
29436 Update target hook.
29438 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29440 * config/aarch64/aarch64.c
29441 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
29442 (aarch64_ira_change_pseudo_allocno_class): New function.
29444 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
29447 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
29449 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29451 * config/avr/avr.c (avr_option_override): Set
29452 PARAM_ALLOW_STORE_DATA_RACES to 1.
29454 2016-02-02 Richard Biener <rguenther@suse.de>
29456 PR tree-optimization/69595
29457 * match.pd: Add range test simplifications to true/false.
29459 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
29461 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
29462 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
29465 2016-02-02 Richard Biener <rguenther@suse.de>
29467 PR tree-optimization/69606
29468 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
29469 info on the result before moving a stmt.
29471 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
29473 PR middle-end/68542
29474 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
29475 branch with vector comparison.
29476 * config/i386/sse.md (VI48_AVX): New mode iterator.
29477 (define_expand "cbranch<mode>4): Add support for conditional branch
29478 with vector comparison.
29479 * tree-vect-loop.c (optimize_mask_stores): New function.
29480 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
29481 has_mask_store field of vect_info.
29482 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
29483 vectorized loops having masked stores after vec_info destroy.
29484 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
29485 correspondent macros.
29486 (optimize_mask_stores): Add prototype.
29488 2016-02-02 Alan Modra <amodra@gmail.com>
29491 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
29494 2016-02-02 Alan Modra <amodra@gmail.com>
29497 * config/rs6000/rs6000.c (need_toc_init): New var, set it
29498 whenever toc_label_name used.
29499 (rs6000_file_start): Don't set up toc section here,
29500 (rs6000_output_function_epilogue): do so here instead,
29501 (rs6000_xcoff_file_start): and here.
29502 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
29503 (load_toc_aix_di): Likewise.
29505 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29507 PR rtl-optimization/69592
29508 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
29509 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
29510 (num_sign_bit_copies_binary_arith_p): New inline function.
29511 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
29513 2016-02-01 Jeff Law <law@redhat.com>
29515 PR tree-optimization/69580
29516 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
29517 * tree-ssa-threadbackward.c
29518 (fsm_find_control_statement_thread_paths): Do not try to walk
29519 through large PHI nodes.
29521 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29523 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
29524 when count is incremented above limit, don't analyze further
29527 * omp-low.c (oacc_parse_default_dims): Avoid
29528 -Wsign-compare warning, make sure value fits into int
29529 rather than just unsigned int.
29531 2016-02-01 Bin Cheng <bin.cheng@arm.com>
29533 PR tree-optimization/67921
29534 * fold-const.c (split_tree): New parameters. Convert pointer
29535 type variable part to proper type before negating.
29536 (fold_binary_loc): Pass new arguments to split_tree.
29538 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
29540 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
29541 (nvptx_goacc_validate_dims): Extend to handle global defaults.
29542 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
29543 * doc/tm.texti: Rebuilt.
29544 * doc/invoke.texi (fopenacc-dim): Document.
29545 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
29546 (append_compiler_options): Likewise.
29547 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
29548 (oacc_parse_default_dims): New.
29549 (oacc_validate_dims): Add USED arg. Select non-unity default when
29551 (oacc_loop_fixed_partitions): Return mask of used partitions.
29552 (oacc_loop_auto_partitions): Emit dump info.
29553 (oacc_loop_partition): Return mask of used partitions.
29554 (execute_oacc_device_lower): Parse default dimension arg. Adjust
29555 loop partitioning and validation calls.
29557 2016-02-01 Richard Biener <rguenther@suse.de>
29559 PR middle-end/69556
29560 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
29562 2016-02-01 Richard Biener <rguenther@suse.de>
29564 PR tree-optimization/69574
29565 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
29566 of asserting return chrec_dont_know.
29568 2016-02-01 Martin Liska <mliska@suse.cz>
29570 * mem-stats-traits.h: Add copyright header.
29571 * mem-stats.h: Likewise.
29573 2016-02-01 Richard Biener <rguenther@suse.de>
29575 PR tree-optimization/69579
29576 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
29577 Do not propagate through abnormal PHI results.
29579 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
29581 * postreload.c (reload_cse_simplify): Remove dead code.
29583 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29585 PR rtl-optimization/69570
29586 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
29587 if there is more than one set, not if there is a single set.
29589 2016-02-01 Richard Henderson <rth@redhat.com>
29592 * combine.c (make_compound_operation): When looking through a
29593 subreg, make sure to re-extend to the width of the outer mode.
29595 2016-01-30 Jakub Jelinek <jakub@redhat.com>
29597 PR tree-optimization/69546
29598 * wide-int.cc (wi::divmod_internal): For unsigned division
29599 where both operands fit into uhwi, if o1 is 1 and o0 has
29600 msb set, if divident_prec is larger than bits per hwi,
29601 clear another quotient word and return 2 instead of 1.
29602 Similarly for remainder with msb in HWI set, if dividend_prec
29603 is larger than bits per hwi.
29605 2016-01-29 Martin Jambor <mjambor@suse.cz>
29607 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
29608 Use short lowercase names.
29609 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
29610 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
29611 acq_rel one. Protect warning agains segfaults if
29612 get_memory_order_name returns NULL.
29613 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
29614 with release semantics. Do not warn if get_memory_order already did.
29615 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
29616 semantics. Fix check for relaxed or acquire semantics. Do not warn
29617 if get_memory_order already did.
29619 2016-01-29 Sebastian Pop <s.pop@samsung.com>
29621 * doc/install.texi: Document that isl-0.16 is supported.
29623 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
29626 * config/i386/constraints.md (Bm): Describe as special memory
29628 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
29629 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29630 * genpreds.c (struct constraint_data): Add is_special_memory.
29631 (have_special_memory_constraints, special_memory_start): New
29633 (special_memory_end): Ditto.
29634 (add_constraint): Add new arg is_special_memory. Add code to
29635 process its true value. Update have_special_memory_constraints.
29636 (process_define_constraint): Pass the new arg.
29637 (process_define_register_constraint): Ditto.
29638 (choose_enum_order): Process special memory.
29639 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
29640 function insn_extra_special_memory_constraint.
29641 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29642 * gensupport.c (process_rtx): Process
29643 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29644 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
29645 * ira-lives.c (single_reg_class): Use
29646 insn_extra_special_memory_constraint.
29647 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
29648 * lra-constraints.c (process_alt_operands): Ditto.
29649 (curr_insn_transform): Use insn_extra_special_memory_constraint.
29650 * recog.c (asm_operand_ok, preprocess_constraints): Process
29652 * reload.c (find_reloads): Ditto.
29653 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
29654 * stmt.c (parse_input_constraint): Use
29655 insn_extra_special_memory_constraint.
29657 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29660 * lra-splill.c (lra_final_code_change): Revert r229087 by
29661 removing all sub-registers.
29663 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
29666 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
29668 2016-01-29 Jakub Jelinek <jakub@redhat.com>
29671 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
29672 SSE1, copy target into the temporary reg first before recursing
29675 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29677 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
29680 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29682 * ginclude/stdarg.h: Test __cplusplus instead of
29683 __GXX_EXPERIMENTAL_CXX0X__.
29685 2016-01-29 Richard Biener <rguenther@suse.de>
29687 PR tree-optimization/69547
29688 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
29689 Do not mark clobbers necessary.
29690 (mark_all_reaching_defs_necessary_1): Likewise.
29692 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29694 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
29695 declaration name with %qs and print it in both error messages.
29696 Also fix indentation.
29698 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29701 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
29702 trailing blank line from error message.
29704 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29707 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
29710 2016-01-29 Richard Biener <rguenther@suse.de>
29712 PR middle-end/69537
29713 * match.pd: Allow all integral types when simplifying a
29714 widening or sign-changing conversion.
29716 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29718 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
29719 back to setting codegen_error to fail codegen.
29721 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
29724 * config/i386/constraints.md (C): Only accept constant zero operand.
29725 (BC): New constraint.
29726 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
29727 instead of C constraint.
29728 * doc/md.texi (Machine Constraints): Update description
29731 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
29734 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
29736 2016-01-28 Jakub Jelinek <jakub@redhat.com>
29738 PR middle-end/69542
29739 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
29742 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
29744 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
29745 branches if using guessed profile.
29747 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
29749 * graphite-optimize-isl.c (optimize_isl): Fix dump.
29751 2016-01-28 Richard Henderson <rth@redhat.com>
29754 * config/aarch64/aarch64-modes.def (CC_Cmode): New
29755 * config/aarch64/aarch64-protos.h: Update.
29756 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
29757 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
29758 (aarch64_get_condition_code_1): Handle CC_Cmode.
29759 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
29760 (*add<mode>3_compareC_cconly_imm): New.
29761 (*add<mode>3_compareC_cconly): New.
29762 (*add<mode>3_compareC_imm): New.
29763 (add<mode>3_compareC): New.
29764 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
29765 to be first. Use aarch64_carry_operation.
29766 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
29767 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
29768 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
29769 (subti3): Use subdi3_compare1.
29770 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
29771 (sub<mode>3_compare1): New.
29772 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
29773 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
29774 (*subsi3_carryin_uxtw): Likewise.
29775 (*ngc<mode>, *ngcsi_uxtw): Likewise.
29776 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
29777 * config/aarch64/iterators.md (DWI): New.
29778 * config/aarch64/predicates.md (aarch64_carry_operation): New.
29779 (aarch64_borrow_operation): New.
29781 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
29783 * graphite-optimize-isl.c (optimize_isl): Print a different debug
29784 message when isl does not return a valid schedule.
29786 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29788 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
29789 Remove comments from class declarations: they are already in the code
29792 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29794 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
29796 (ternary_op_to_tree): Same.
29797 (unary_op_to_tree): Same.
29798 (nary_op_to_tree): Same.
29799 (gcc_expression_from_isl_expr_op): Same.
29800 (gcc_expression_from_isl_expression): Same.
29801 (graphite_create_new_loop): Same.
29802 (graphite_create_new_loop_guard): Same.
29803 (build_iv_mapping): Same.
29804 (graphite_create_new_guard): Same.
29805 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
29806 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
29808 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29810 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
29811 instead of setting codegen_error to fail codegen.
29813 2016-01-28 Jason Merrill <jason@redhat.com>
29815 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
29817 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29819 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
29820 Remove CONST_INT_P check in CCMP cost calculation.
29822 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29824 * config/aarch64/aarch64.c (generic_vector_cost):
29825 Set vec_permute_cost.
29826 (cortexa57_vector_cost): Likewise.
29827 (exynosm1_vector_cost): Likewise.
29828 (xgene1_vector_cost): Likewise.
29829 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
29830 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
29831 Add vec_permute_cost entry.
29833 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29835 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
29837 (add<mode>3_compare0): Likewise.
29838 (addsi3_compare0_uxtw): Likewise.
29839 (add<mode>3nr_compare0): Likewise.
29840 (compare_neg<mode>): Likewise.
29841 (<optab><mode>3): Likewise.
29843 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
29845 * tree-vect-stmts.c (vectorizable_comparison): Add
29846 NULL check for vectype.
29848 2016-01-28 Richard Biener <rguenther@suse.de>
29850 PR tree-optimization/69466
29851 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
29852 Account for PHIs we couldn't duplicate.
29854 2016-01-28 Martin Liska <mliska@suse.cz>
29857 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
29858 instead of ENABLE_VALGRIND_CHECKING.
29860 2016-01-27 Richard Henderson <rth@redhat.com>
29863 * lra-remat.c (subreg_regs): New.
29864 (dump_candidates_and_remat_bb_data): Dump it.
29865 (operand_to_remat): Reject if operand in subreg_regs.
29866 (set_bb_regs): Collect subreg_regs.
29867 (lra_remat): Init and free subreg_regs. Compute
29868 calculate_local_reg_remat_bb_data before create_cands.
29870 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
29873 * config/i386/i386.c (ix86_update_stack_boundary): Don't
29874 change stack_alignment_needed for __tls_get_addr call.
29876 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
29878 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
29880 2016-01-27 Jeff Law <law@redhat.com>
29882 PR tree-optimization/68398
29883 PR tree-optimization/69196
29884 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
29885 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
29886 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29887 Only count PHIs in the last block in the path. The others will
29888 const/copy propagate away. Add heuristic to allow more irreducible
29889 subloops to be created when it is likely profitable to do so.
29891 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29892 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
29893 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
29895 2016-01-27 Jakub Jelinek <jakub@redhat.com>
29898 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
29899 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
29900 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
29901 * tree-streamer-in.c: Include asan.h.
29902 (streamer_get_builtin_tree): For builtins in sanitizer
29903 range call initialize_sanitizer_builtins and retry.
29905 2016-01-27 Ian Lance Taylor <iant@google.com>
29907 * common.opt (fkeep-gc-roots-live): New undocumented option.
29908 * tree-ssa-loop-ivopts.c (add_candidate_1): If
29909 -fkeep-gc-roots-live, skip pointers.
29910 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
29913 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
29916 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
29917 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
29919 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
29922 * configure.ac: NetBSD provides SSP in its C library.
29923 * configure: Updated.
29925 2016-01-27 Richard Biener <rguenther@suse.de>
29927 PR tree-optimization/69166
29928 * tree-vect-loop.c (vect_is_simple_reduction): Always check
29929 reduction code for commutativity / associativity.
29931 2016-01-27 Martin Jambor <mjambor@suse.cz>
29933 PR tree-optimization/69355
29934 * tree-sra.c (analyze_access_subtree): Correct hole detection when
29935 total_scalarization fails.
29937 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
29939 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
29942 2016-01-27 Christian Bruel <christian.bruel@st.com>
29945 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
29946 Move arm_reset_previous_fndecl and set_target_option_current_node in
29947 the conditional part. Call save_restore_target_globals.
29948 * config/arm/arm.c (arm_set_current_function):
29949 Refactor to better support #pragma target and attribute mix.
29950 Call save_restore_target_globals.
29951 * config/arm/arm-protos.h (save_restore_target_globals): New function.
29953 2016-01-27 Martin Liska <mliska@suse.cz>
29955 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
29956 reference for an HSA kernel and its host function.
29958 2016-01-27 Jakub Jelinek <jakub@redhat.com>
29960 PR tree-optimization/69399
29961 * wide-int.h (wi::lrshift): For larger precisions, only
29962 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
29964 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
29966 * config/arc/predicates.md (proper_comparison_operator): Reject
29967 constant-constant comparison.
29969 2016-01-26 Tom de Vries <tom@codesourcery.com>
29971 PR tree-optimization/69110
29972 * tree-data-ref.c (initialize_data_dependence_relation): Handle
29973 DR_NUM_DIMENSIONS == 0.
29975 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
29976 Sebastian Pop <s.pop@samsung.com>
29978 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
29979 isl_ast_op_cond and isl_ast_op_select.
29980 (gcc_expression_from_isl_expr_op): Same.
29982 2016-01-26 Jason Merrill <jason@redhat.com>
29985 * tree.c (recompute_constructor_flags): Split out from
29987 (verify_constructor_flags): New.
29988 * tree.h: Declare them.
29990 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
29992 PR rtl-optimization/69217
29993 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
29994 are no TYPE_FIELDS set for the record type.
29996 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29999 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
30000 toc_label_name unconditionally.
30001 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
30002 SYMBOL_REF string. Use toc_label_name instead of constructing
30004 (rs6000_elf_declare_function_name): Use toc_label_name instead of
30005 constructing LCTOC1.
30007 2016-01-26 Martin Sebor <msebor@redhat.com>
30010 * doc/extend.texi (Common Type Attributes): Move text that talks about
30011 attribute packed from attribute aligned to the section discussing
30012 the former attribute for clarity.
30014 2016-01-26 Richard Henderson <rth@redhat.com>
30016 PR middle-end/60908
30017 * trans-mem.c (tm_region_init): Mark entry block as visited.
30019 2016-01-26 David Malcolm <dmalcolm@redhat.com>
30022 * diagnostic-show-locus.c (layout::print_source_line): Replace
30023 call to pp_newline with call to layout::print_newline.
30024 (layout::print_annotation_line): Likewise.
30025 (layout::move_to_column): Likewise.
30026 (layout::print_any_fixits): After printing any fixits, print a
30027 trailing newline, if necessary.
30028 (layout::print_newline): New method, resetting any colorization
30030 (diagnostic_show_locus): Move the pp_newline to before the
30031 early bailout. Remove dummy block enclosing the layout instance.
30032 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
30033 of pp_newline_and_flush with pp_flush.
30034 (diagnostic_append_note): Delete use of pp_newline.
30035 (diagnostic_append_note_at_rich_loc): Delete.
30036 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
30037 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
30038 when newline characters are added to the buffer.
30040 2016-01-26 Michael Matz <matz@suse.de>
30042 * configure.ac (ac_cv_std_swap_in_utility): New test.
30043 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
30044 * configure: Regenerate.
30045 * config.in: Regenerate.
30047 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
30049 * config/arc/arc.md (cstoresi4): Force operand into register.
30050 (arcset<code>): Fix predicate.
30051 (arcsetltu): Likewise.
30052 (arcsetgeu): Likewise.
30053 (arcsethi): Likewise.
30054 (arcsetls): Likewise.
30056 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30058 PR tree-optimization/69483
30059 * gimple-fold.c (canonicalize_constructor_val): Return NULL
30060 if base has error_mark_node type.
30062 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
30065 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
30066 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
30068 (vget_lane_f16): Handle big-endian.
30069 (vgetq_lane_f16): Likewise.
30070 (vset_lane_f16): Likewise.
30071 (vsetq_lane_f16): Likewise.
30072 * config/arm/iterators.md (VQXMOV): Add V8HF.
30073 (VDQ): Add V4HF and V8HF.
30074 (V_reg): Handle V4HF and V8HF.
30075 (Is_float_mode): Likewise.
30076 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
30077 neon_vdup_nv8hf): New patterns.
30078 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
30079 Use VD_LANE iterator.
30080 (neon_vld1_dup<mode>): Use VQ2 iterator.
30082 2016-01-26 Nathan Sidwell <nathan@acm.org>
30084 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
30085 (set_oacc_fn_attrib): Add IS_KERNEL arg.
30086 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
30087 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
30088 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
30089 (oacc_validate_dims): Add LEVEL arg, don't return level.
30090 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
30091 oacc_validate_dims.
30092 (execute_oacc_device_lower): Adjust, add more dump output.
30093 * tree-ssa-loop.c (gate_oacc_kernels): Use
30094 oacc_fn_attrib_kernels_p.
30095 * tree-parloops.c (create_parallel_loop): Adjust
30096 set_oacc_fn_attrib call.
30098 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30101 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
30102 (append_compiler_options): Handle -fcilkplus.
30103 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
30105 2016-01-26 Nick Clifton <nickc@redhat.com>
30108 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
30109 been marked as DECL_ONE_ONLY but we do not the means to make it
30110 so, then do not allow it to bind locally.
30112 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30115 * opts.h (parse_sanitizer_options): New prototype.
30116 * opts.c (sanitizer_opts): New array.
30117 (parse_sanitizer_options): New function.
30118 (common_handle_option): Use parse_sanitizer_options.
30120 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
30123 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
30124 alignment adjustment to ...
30125 (ix86_update_stack_boundary): Here. Don't over-align stack for
30127 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
30128 if __tls_get_addr is called.
30130 2016-01-26 Christian Bruel <christian.bruel@st.com>
30132 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
30134 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
30136 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
30138 2016-01-26 Richard Biener <rguenther@suse.de>
30140 PR middle-end/69467
30141 * match.pd: Guard X * CST CMP 0 pattern with single_use.
30143 2016-01-26 Richard Biener <rguenther@suse.de>
30145 PR tree-optimization/69452
30146 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
30147 (move_computations_dom_walker::before_dom_children): Rename
30149 (move_computations_worker): This.
30150 (move_computations): Perform an RPO rather than a DOM walk.
30152 2016-01-26 Jakub Jelinek <jakub@redhat.com>
30155 * combine.c (combine_instructions): For REG_EQUAL note with
30156 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
30157 to the underlying register.
30158 * doc/rtl.texi (REG_EQUAL): Document the behavior of
30159 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
30161 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
30164 * config/aarch64/aarch64-builtins.c
30165 (aarch64_init_simd_builtin_types): Do not set structural
30166 equality to __Poly{8,16,64,128}_t types.
30168 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
30170 PR tree-optimization/69400
30171 * wide-int.cc (wi_pack): Take the precision as argument and
30172 perform canonicalization here rather than in the callers.
30173 Use the main loop to handle all full-width HWIs. Add a
30174 zero HWI if in_len isn't a full result.
30175 (wi::divmod_internal): Update accordingly.
30176 (wi::mul_internal): Likewise. Simplify.
30178 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30179 Sebastian Pop <s.pop@samsung.com>
30181 * graphite-poly.c (apply_poly_transforms): Simplify.
30182 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
30183 (print_isl_map): Same.
30184 (print_isl_union_map): Same.
30185 (print_isl_schedule): New.
30186 (debug_isl_schedule): New.
30187 * graphite-dependences.c (scop_get_reads): Do not call
30188 isl_union_map_add_map that is undocumented isl functionality.
30189 (scop_get_must_writes): Same.
30190 (scop_get_may_writes): Same.
30191 (scop_get_original_schedule): Remove.
30192 (scop_get_dependences): Do not call isl_union_map_compute_flow that
30193 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
30194 (compute_deps): Remove.
30195 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
30196 (debug_schedule_ast): New.
30197 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
30198 set_separate_option.
30199 (graphite_regenerate_ast_isl): Add dump.
30200 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
30201 from scop->transformed_schedule.
30202 (graphite_regenerate_ast_isl): Add more dump.
30203 * graphite-optimize-isl.c (optimize_isl): Set
30204 scop->transformed_schedule. Check whether schedules are equal.
30205 (apply_poly_transforms): Move here.
30206 * graphite-poly.c (apply_poly_transforms): ... from here.
30207 (free_poly_bb): Static.
30208 (free_scop): Static.
30209 (pbb_number_of_iterations_at_time): Remove.
30210 (print_isl_ast): New.
30211 (debug_isl_ast): New.
30212 (debug_scop_pbb): New.
30213 * graphite-scop-detection.c (print_edge): Move.
30214 (print_sese): Move.
30215 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30216 (build_scop_scattering): Remove.
30217 (create_pw_aff_from_tree): Assert instead of bailing out.
30218 (add_condition_to_pbb): Remove unused code, do not fail.
30219 (add_conditions_to_domain): Same.
30220 (add_conditions_to_constraints): Remove.
30221 (build_scop_context): New.
30222 (add_iter_domain_dimension): New.
30223 (build_iteration_domains): Initialize pbb->iterators.
30224 Call add_conditions_to_domain.
30227 (index_outermost_in_loop): New.
30228 (index_pbb_in_loop): New.
30229 (outermost_pbb_in): New.
30230 (add_in_sequence): New.
30231 (add_outer_projection): New.
30232 (outer_projection_mupa): New.
30233 (add_loop_schedule): New.
30234 (build_schedule_pbb): New.
30235 (build_schedule_loop): New.
30236 (embed_in_surrounding_loops): New.
30237 (build_schedule_loop_nest): New.
30238 (build_original_schedule): New.
30239 (build_poly_scop): Call build_original_schedule.
30240 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30241 (free_poly_dr): Remove.
30242 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30243 (free_poly_bb): Remove.
30244 (debug_loop_vec): Remove.
30245 (print_isl_ast): Declare.
30246 (debug_isl_ast): Declare.
30247 (scop_do_interchange): Remove.
30248 (scop_do_strip_mine): Remove.
30249 (scop_do_block): Remove.
30250 (flatten_all_loops): Remove.
30251 (optimize_isl): Remove.
30252 (pbb_number_of_iterations_at_time): Remove.
30253 (debug_scop_pbb): Declare.
30254 (print_schedule_ast): Declare.
30255 (debug_schedule_ast): Declare.
30256 (struct scop): Remove schedule. Add original_schedule,
30257 transformed_schedule.
30258 (free_gimple_poly_bb): Remove.
30259 (print_generated_program): Remove.
30260 (debug_generated_program): Remove.
30261 (unify_scattering_dimensions): Remove.
30262 * sese.c (print_edge): ... here.
30263 (print_sese): ... here.
30264 (debug_edge): ... here.
30265 (debug_sese): ... here.
30266 * sese.h (print_edge): Declare.
30267 (print_sese): Declare.
30268 (dump_edge): Declare.
30269 (dump_sese): Declare.
30271 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30272 Sebastian Pop <s.pop@samsung.com>
30274 * Makefile.in: Set ISLVER in site.exp.
30276 2016-01-25 Jakub Jelinek <jakub@redhat.com>
30278 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
30279 DECL_VALUE_EXPR of new_var even for the non-array case. Look
30280 through DECL_VALUE_EXPR for expansion.
30282 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
30284 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
30285 the frame info after reload completed.
30287 2016-01-25 Jeff Law <law@redhat.com>
30289 PR tree-optimization/69196
30290 PR tree-optimization/68398
30291 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
30292 tree-ssa-threadupdate.c.
30293 (determine_bb_domination_status): Prototype
30294 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
30295 (determine_bb_domination_status): No longer static.
30296 (valid_jump_thread_path): Remove code to detect characteristics
30297 of the jump thread path not associated with correctness.
30298 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
30299 Correct test for thread path length. Count PHIs for real operands as
30300 statements that need to be copied. Do not count ASSERT_EXPRs.
30301 Look at all the blocks in the thread path. Compute and selectively
30302 filter thread paths based on threading through the latch, threading
30303 a multiway branch or crossing a multiway branch.
30305 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30307 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
30308 decl with __attribute__ ((unused)) annotation.
30310 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
30313 * tree-vect-stmts.c (vectorizable_condition): Check vectype
30314 of operands is compatible with a statement vectype.
30316 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
30318 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
30319 improve wording for mixed storage order support.
30321 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
30323 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
30324 (vcvt_u64_f64): Likewise.
30325 (vcvta_s64_f64): Likewise.
30326 (vcvta_u64_f64): Likewise.
30327 (vcvtm_s64_f64): Likewise.
30328 (vcvtm_u64_f64): Likewise.
30329 (vcvtn_s64_f64): Likewise.
30330 (vcvtn_u64_f64): Likewise.
30331 (vcvtp_s64_f64): Likewise.
30332 (vcvtp_u64_f64): Likewise.
30334 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
30336 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
30337 (arc_init): Check validity mll64 option.
30338 (arc_save_restore): Use double load/store instruction.
30339 (arc_expand_movmem): Likewise.
30340 (arc_split_move): Don't split if we have double load/store
30341 instructions. Returns a boolean.
30342 (arc_process_double_reg_moves): Change function to return boolean
30343 instead of a sequence of instructions.
30344 (arc_dwarf_register_span): New function.
30345 * config/arc/arc-protos.h (arc_split_move): Change prototype.
30346 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
30347 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
30348 (*movdf_insn): Likewise.
30349 * config/arc/arc.opt (mll64): New option.
30350 * config/arc/predicates.md (even_register_operand): New predicate.
30351 * doc/invoke.texi (ARC Options): Add mll64 documentation.
30353 2016-01-25 Richard Biener <rguenther@suse.de>
30356 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
30357 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
30359 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
30361 2016-01-25 Richard Biener <rguenther@suse.de>
30363 PR tree-optimization/69376
30364 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
30366 (VN_INFO_ANTI_RANGE_P): New inline.
30367 (VN_INFO_RANGE_TYPE): Likewise.
30368 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
30369 SSA_NAME_ANTI_RANGE_P.
30370 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
30371 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30372 Properly query VN_INFO_RANGE_TYPE.
30374 2016-01-25 Nick Clifton <nickc@redhat.com>
30377 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
30379 2016-01-23 Tom de Vries <tom@codesourcery.com>
30381 PR tree-optimization/69426
30382 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
30385 2016-01-23 Jakub Jelinek <jakub@redhat.com>
30387 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
30388 "the the" with "the" in the comments.
30389 * ipa-devirt.c (build_type_inheritance_graph,
30390 update_type_inheritance_graph): Likewise.
30391 * tree.c (build_function_type_list_1): Likewise.
30392 * cfgloopmanip.c (scale_loop_profile): Likewise.
30393 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
30394 * gimple-ssa-split-paths.c
30395 (find_block_to_duplicate_for_splitting_paths): Likewise.
30396 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
30397 * expr.c (convert_move): Likewise.
30398 * var-tracking.c (vt_stack_adjustments): Likewise.
30399 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
30400 * tree-vrp.c (test_for_singularity): Likewise.
30402 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
30403 directly instead of building a temporary tree.
30406 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
30407 remove <algorithm> include.
30409 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30412 * config/i386/i386.c: Include dojump.h.
30413 (expand_small_movmem_or_setmem,
30414 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
30416 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
30417 if dynamic_check != -1.
30419 2016-01-21 Jeff Law <law@redhat.com>
30421 PR middle-end/69347
30422 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
30423 record_temporary_equivalences. Rewritten to avoid unnecessary calls
30424 into dominated_by_p.
30425 (cprop_into_successor_phis): Avoid unnecessary tests.
30427 2016-01-22 Richard Henderson <rth@redhat.com>
30430 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
30431 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
30433 2016-01-22 Michael Matz <matz@suse.de>
30435 * system.h (string, algorithm): Include only conditionally.
30436 (new): Include always under C++.
30437 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
30438 * final.c (toplevel): Ditto.
30439 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
30440 * genconditions.c (write_header): Make gencondmd.c define
30442 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
30444 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
30445 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
30447 2016-01-22 Christian Bruel <christian.bruel@st.com>
30450 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
30452 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30455 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
30456 define_insn_and_split. Ensure operands[1] and operands[0] do not
30457 get assigned the same register.
30459 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
30461 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
30463 2016-01-22 Christian Bruel <christian.bruel@st.com>
30465 * config/arm/arm-c.c (arm_pragma_target_parse):
30466 Remove warn_builtin_macro_redefined overwrite.
30468 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30470 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
30471 flag_non_call_exceptions compatibility.
30473 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30476 * dwarf2out.c (add_child_die_after): New function.
30477 (dwarf_qual_info_t): New type.
30478 (dwarf_qual_info): New variable.
30479 (qualified_die_p): New function.
30480 (modified_type_die): For -fdebug-types-section, ensure
30481 canonical order of qualifiers. Put qualified DIEs adjacent
30482 to the corresponding non-qualified type DIE and search there
30483 for existing qualified DIEs.
30485 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30487 * doc/extend.texi (scalar_storage_order type attribute): Document
30488 restriction on type punning and aliasing, and remove future tense.
30490 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
30493 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
30496 2016-01-21 Jeff Law <law@redhat.com>
30498 PR middle-end/69347
30499 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
30500 useless call to record_temporary_equivalences.
30501 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
30502 allocate 10 slots in the bb_path vector and let it grow as needed.
30503 (fsm_find_control_statement_thread_paths): Similarly for the next_path
30506 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30508 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
30510 * configure: Regenerate.
30512 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
30514 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
30515 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
30517 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
30519 PR middle-end/66178
30520 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
30521 drop EXPAND_INITIALIZER.
30522 * rtl.h (contains_symbolic_reference_p): Declare.
30523 * rtlanal.c (contains_symbolic_reference_p): New function.
30524 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
30525 a subtraction into a NOT if symbolic constants are involved.
30527 2016-01-21 Anton Blanchard <anton@samba.org>
30528 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30531 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
30533 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
30536 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30538 * config/microblaze/microblaze.c
30539 (get_branch_target): New.
30540 (insert_wic_for_ilb_runout): New.
30542 (microblaze_machine_dependent_reorg): New.
30543 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
30544 * config/microblaze/microblaze.md
30545 (UNSPEC_IPREFETCH): Define.
30546 (iprefetch): New pattern
30547 * config/microblaze/microblaze.opt
30548 (mxl-prefetch): New flag.
30550 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30552 * config/microblaze/microblaze.h
30553 (FIXED_REGISTERS): Update in macro.
30554 (CALL_USED_REGISTERS): Update in macro.
30556 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
30558 PR rtl-optimization/68920
30559 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
30562 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
30564 PR rtl-optimization/68990
30565 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
30566 pseudo instead of inheritance ones.
30568 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
30569 Nick Clifton <nickc@redhat.com>
30573 * config/mips/mips.c (mips_compute_frame_info): Initialise
30574 args_size and hard_frame_pointer_offset fields of the frame
30575 structure before calling mips_global_pointer.
30577 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30579 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
30581 * configure: Regenerate.
30583 2016-01-21 Richard Biener <rguenther@suse.de>
30585 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
30587 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30589 * config/s390/s390.c (s390_asm_declare_function_size): Add code
30590 to actually emit the .size directive.
30592 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
30593 Jakub Jelinek <jakub@redhat.com>
30597 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
30598 args array size by one to avoid buffer overflow.
30600 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30602 * config/s390/s390.md (pool_section_start): Use switch_to_section
30603 to select proper read-only data section instead of hardcoding
30605 (pool_section_end): Use switch_to_section to match the above.
30607 2016-01-21 Richard Biener <rguenther@suse.de>
30609 PR tree-optimization/69378
30610 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
30611 (set_ssa_val_to): Use it for dominance checks taking into
30612 account not executable edges.
30614 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30617 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
30618 for bitsize instead of GET_MODE_PRECISION (mode).
30620 2016-01-20 Martin Sebor <msebor@redhat.com>
30623 * extend.texi (__sync Builtins): Clarify the semantics of
30624 __sync_fetch_and_OP built-ins on pointers.
30625 (__atomic Builtins): Same.
30627 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30628 Sebastian Pop <s.pop@samsung.com>
30630 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
30631 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
30632 (is_valid_rename): Same.
30633 (translate_isl_ast_to_gimple::get_rename): Same.
30634 (translate_isl_ast_to_gimple::rename_all_uses): Same.
30635 (translate_isl_ast_to_gimple::rename_uses): Same.
30636 (get_new_name): Check for close_phi nodes.
30637 (copy_loop_phi_args): Use phi_node_kind.
30638 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
30639 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
30641 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30642 Sebastian Pop <s.pop@samsung.com>
30644 Revert commit r229783.
30645 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
30646 Remove use of parameter_rename_map.
30647 (copy_def): Remove.
30648 (copy_internal_parameters): Remove.
30649 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
30650 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
30651 (free_sese_info): Do not free parameter_rename_map.
30652 (set_rename): Do not use parameter_rename_map.
30653 (rename_uses): Update call to set_rename.
30654 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
30655 * sese.h (parameter_rename_map_t): Remove.
30656 (struct sese_info_t): Remove field parameter_rename_map.
30658 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30659 Sebastian Pop <s.pop@samsung.com>
30661 * graphite-isl-ast-to-gimple.c: Fix comment.
30662 * graphite-scop-detection.c (defined_in_loop_p): New.
30663 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
30664 names defined in loop.
30666 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30667 Sebastian Pop <s.pop@samsung.com>
30669 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
30670 Discard unstructured if-then-else regions.
30672 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30673 Sebastian Pop <s.pop@samsung.com>
30675 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
30676 (cleanup_loop_iter_dom): Remove.
30677 (build_loop_iteration_domains): Remove.
30678 (build_scop_context): Remove.
30679 (build_scop_iteration_domain): Remove.
30680 (add_loop_constraints): New.
30681 (build_iteration_domains): New.
30682 (build_poly_scop): Call build_iteration_domains.
30684 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30685 Sebastian Pop <s.pop@samsung.com>
30687 * graphite-scop-detection.c
30688 (scop_detection::harmful_loop_in_region): Free dom and loops.
30689 (scop_detection::loop_body_is_valid_scop): Free bbs.
30691 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30692 Sebastian Pop <s.pop@samsung.com>
30694 * graphite-scop-detection.c (record_loop_in_sese): New.
30695 (gather_bbs::before_dom_children): Call record_loop_in_sese.
30696 (build_scops): Remove call to build_sese_loop_nests.
30697 * sese.c (sese_record_loop): Remove.
30698 (build_sese_loop_nests): Remove.
30699 (new_sese_info): Remove region->loops.
30700 (free_sese_info): Same.
30701 * sese.h (sese_contains_loop): Same.
30702 (build_sese_loop_nests): Remove.
30703 (sese_contains_loop): Remove.
30705 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30706 Sebastian Pop <s.pop@samsung.com>
30708 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
30709 loop_is_valid_in_scop.
30710 (scop_detection::harmful_stmt_in_region): Renamed
30711 harmful_loop_in_region.
30712 Call loop_is_valid_in_scop.
30714 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30715 Sebastian Pop <s.pop@samsung.com>
30717 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
30720 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30721 Sebastian Pop <s.pop@samsung.com>
30723 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
30724 * graphite.h (struct poly_bb): Remove field is_reduction.
30725 (PBB_IS_REDUCTION): Remove.
30727 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30728 Sebastian Pop <s.pop@samsung.com>
30730 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
30731 (add_pdr_constraints): Same.
30732 (scop_get_reads): Same.
30733 (scop_get_must_writes): Same.
30734 (scop_get_may_writes): Same.
30735 (scop_get_original_schedule): Same.
30736 (extend_schedule): Same.
30737 (apply_schedule_on_deps): Same.
30738 (carries_deps): Same.
30739 (compute_deps): Same.
30740 (scop_get_dependences): Same.
30741 * graphite-isl-ast-to-gimple.c
30742 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
30743 * graphite-optimize-isl.c (get_schedule_for_band): Same.
30744 (get_schedule_for_band_list): Same.
30745 (get_schedule_map): Same.
30746 (apply_schedule_map_to_scop): Same.
30747 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
30748 (build_loop_iteration_domains): Same.
30749 (add_condition_to_pbb): Same.
30750 (add_param_constraints): Same.
30751 (pdr_add_memory_accesses): Same.
30752 (pdr_add_data_dimensions): Same.
30754 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30756 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
30759 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30761 * common.opt (feliminate-dwarf2-dups): Replace references to
30762 "DWARF 2" with just "DWARF".
30763 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
30764 * doc/extend.texi: Likewise.
30765 * doc/cpp.texi: Likewise.
30766 * doc/invoke.texi: Likewise.
30767 (Option Summary): Add -gdwarf to list of Debugging Options.
30768 (Debugging Options): Document -gdwarf.
30769 * doc/contrib.texi: Spell "DWARF" like that.
30771 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30773 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
30774 warning. Fix up formatting.
30776 PR middle-end/67653
30777 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
30778 attempt to mark memory input operand addressable and
30779 call prepare_gimple_addressable in that case. Don't adjust
30780 input_location for diagnostics, use error_at instead.
30782 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
30784 * config/rs6000/ppc-auxv.h: New file.
30785 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
30786 (cpu_is): Likewise.
30787 (cpu_supports): Likewise.
30788 * config/rs6000/rs6000.c: include "ppc-auxv.h".
30789 (cpu_is_info): New variable.
30790 (cpu_supports_info): Likewise.
30791 (tcb_verification_symbol): Likewise.
30792 (cpu_builtin_p): Likewise.
30793 (cpu_expand_builtin): New function.
30794 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
30795 (rs6000_init_builtins): Likewise.
30796 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
30797 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
30798 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
30799 * configure: Regenerate.
30800 * config.in: Likewise.
30801 * doc/extend.texi (PowerPC Built-in Functions): Document
30802 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
30804 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
30807 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
30809 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
30812 2016-01-20 Richard Henderson <rth@redhat.com>
30818 * tree.c (tm_define_builtin): New.
30819 (find_tm_vector_type): New.
30820 (build_tm_vector_builtins): New.
30821 (build_common_builtin_nodes): Call it.
30823 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
30825 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
30826 (arm_fp_ok): Likewise.
30827 (arm_fp): Likewise.
30828 (arm_crypto): Likewise.
30830 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
30831 Richard Biener <rguenther@suse.de>
30833 PR tree-optimization/69328
30834 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
30835 vectors have same number of elements.
30836 (vectorizable_condition): Fix masked version recognition.
30838 2016-01-20 Richard Biener <rguenther@suse.de>
30840 PR tree-optimization/69345
30841 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
30842 (VN_INFO_PTR_INFO): Likewise.
30843 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
30844 info when it is equal between non-dominating SSA names.
30845 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30846 Make sure to look at original SSA infos.
30848 2016-01-20 Jeff Law <law@redhat.com>
30851 * config/m68k/predicates.md (pow2_m1_operand): New predicate
30853 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
30854 (pc_or_label_operand): New predicate.
30855 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
30856 tests for small integers that are 2^n - 1.
30858 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
30860 * doc/invoke.texi (Options Summary): Add '.' after @xref.
30862 2016-01-19 Jeff Law <law@redhat.com>
30864 PR middle-end/69347
30865 * tree-ssa-threadbackwards.c
30866 (fsm_find_control_statement_thread_paths): Do not try to lookup
30867 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
30869 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
30871 * doc/lto.texi: Remove text that says only Gold has linker plugin
30874 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
30876 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
30877 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
30878 the DIE accordingly.
30879 (modified_type_die): Add REVERSE parameter and pass it recursively,
30880 as well as to base_type_die. Adjust presence check accordingly.
30881 (base_type_for_mode): Adjust call to modified_type_die.
30882 (add_type_attribute): Add REVERSE parameter and pass it to
30884 (generic_parameter_die): Adjust call to add_type_attribute.
30885 (add_scalar_info): Likewise.
30886 (add_subscript_info): Likewise.
30887 (gen_array_type_die): Likewise.
30888 (gen_descr_array_type_die): Likewise.
30889 (gen_entry_point_die): Likewise.
30890 (gen_enumeration_type_die): Likewise.
30891 (gen_formal_parameter_die): Likewise.
30892 (gen_subprogram_die): Likewise.
30893 (gen_variable_die ): Likewise.
30894 (gen_const_die): Likewise.
30895 (gen_field_die): Likewise.
30896 (gen_pointer_type_die): Likewise.
30897 (gen_reference_type_die): Likewise.
30898 (gen_ptr_to_mbr_type_die): Likewise.
30899 (gen_inheritance_die): Likewise.
30900 (gen_subroutine_type_die): Likewise.
30901 (gen_typedef_die): Likewise.
30902 (force_type_die): Adjust call to modified_type_die.
30904 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
30906 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
30907 flow throughout the file. Fix broken link to Objective-C 2.0
30909 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
30912 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30914 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
30916 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30919 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
30920 (maybe_record_node): Record cxa_pure_virtual as the only possible
30921 target if there are not ohter candidates.
30922 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
30924 2016-01-19 Richard Biener <rguenther@suse.de>
30926 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
30927 (get_memory_order): Likewise.
30929 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
30931 * tree-vect-stmts.c (vectorizable_store): Check
30934 2016-01-19 David Malcolm <dmalcolm@redhat.com>
30937 * gcc.c (driver::decode_argv): Add call to
30938 init_opts_obstack before init_options_struct.
30939 * opts.c (init_opts_obstack): Remove idempotency.
30940 (init_options_struct): Replace call to init_opts_obstack
30941 with a gcc_assert to verify that it has already been called.
30942 * toplev.c (toplev::main): Add call to init_opts_obstack before
30943 calls to init_options_struct.
30944 (toplev::finalize): Move cleanup of opts_obstack next to
30945 cleanup of save_decoded_options, clearing the latter, and
30946 save_decoded_options_count.
30948 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30951 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
30952 attribute to unconditional. Remove %? from output template.
30954 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30955 Jiong Wang <jiong.wang@arm.com>
30957 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
30958 generated from different expand order.
30960 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30962 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30963 Add support for CCMP costing.
30965 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30967 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
30968 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
30969 (fccmpe<mode>): Likewise.
30970 (fcmp): Rename to fcmp and globalize pattern.
30972 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
30973 (aarch64_gen_ccmp_next): Add FP support.
30975 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30977 * target.def (gen_ccmp_first): Update documentation.
30978 (gen_ccmp_next): Likewise.
30979 * doc/tm.texi (gen_ccmp_first): Update documentation.
30980 (gen_ccmp_next): Likewise.
30981 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
30982 expand_ccmp_expr_1. Improve comments.
30983 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
30984 (ccmp_ior<mode>): Remove pattern.
30985 (cmp<mode>): Remove expand.
30986 (cmp): Globalize pattern.
30987 (cstorecc4): Use cc_register.
30988 (mov<mode>cc): Remove ccmp_cc_register check.
30989 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
30990 Simplify after removal of CC_DNE/* modes.
30991 (aarch64_ccmp_mode_to_code): Remove.
30992 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
30993 In 'k' case use integer as condition.
30994 (aarch64_nzcv_codes): Remove inverted cases.
30995 (aarch64_code_to_ccmode): Remove.
30996 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
30997 comparison with CC register to be used in folowing CCMP/branch/CSEL.
30998 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
30999 pattern. Return the comparison with CC register. Invert conditions
31000 when bitcode is OR.
31001 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
31002 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
31004 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31006 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31007 instrumented_version.
31009 2016-01-19 Richard Biener <rguenther@suse.de>
31011 PR tree-optimization/69336
31012 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
31013 handled components with get_ref_base_and_extent.
31014 (equal_mem_array_ref_p): Adjust.
31016 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31019 * shrink-wrap.c: Include valtrack.h.
31020 (move_insn_for_shrink_wrap): Add DEBUG argument. If
31021 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
31022 in between insn and where it will be moved to. Call
31023 dead_debug_insert_temp.
31024 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
31025 first and dead_debug_local_finish at the end.
31026 For uses and defs bitmap, handle all regs in between REGNO and
31027 END_REGNO, not just the first one.
31029 2016-01-19 Richard Biener <rguenther@suse.de>
31031 PR tree-optimization/69352
31032 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
31033 (equal_mem_array_ref_p): Constrain size and max size properly.
31034 Compare the reverse flag.
31036 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
31038 * ira.c (ira): Update regstat data if we deleted insns.
31040 2016-01-19 Jakub Jelinek <jakub@redhat.com>
31042 PR rtl-optimization/68955
31043 PR rtl-optimization/64557
31044 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
31045 here. Fix up formatting.
31046 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
31048 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31051 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
31052 assume that the node has body.
31053 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
31056 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31058 * lto-streamer-out.c (lto_output): Do not stream instrumentation
31061 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31063 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
31064 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
31066 2016-01-19 Martin Jambor <mjambor@suse.cz>
31067 Martin Liska <mliska@suse.cz>
31068 Michael Matz <matz@suse.de>
31070 * Makefile.in (OBJS): Add new source files.
31071 (GTFILES): Add hsa.c.
31072 * common.opt (disable_hsa): New variable.
31073 (-Whsa): New warning.
31074 * config.in (ENABLE_HSA): New.
31075 * configure.ac: Treat hsa differently from other accelerators.
31076 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
31077 $enable_offloading.
31078 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
31079 * doc/install.texi (Configuration): Document --with-hsa-runtime,
31080 --with-hsa-runtime-include, --with-hsa-runtime-lib and
31081 --with-hsa-kmt-lib.
31082 * doc/invoke.texi (-Whsa): Document.
31083 (hsa-gen-debug-stores): Likewise.
31084 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
31085 to invoke offload compiler for hsa acclerator.
31086 * opts.c (common_handle_option): Determine whether HSA offloading
31087 should be performed.
31088 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
31089 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
31090 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
31091 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
31092 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
31093 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
31094 GF_OMP_FOR_KIND_GRID_LOOP.
31095 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
31096 (pp_gimple_stmt_1): Likewise.
31097 * gimple-walk.c (walk_gimple_stmt): Likewise.
31098 * gimple.c (gimple_build_omp_grid_body): New function.
31099 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
31100 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
31101 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
31102 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
31103 GF_OMP_TEAMS_GRID_PHONY.
31104 (gimple_statement_omp_single_layout): Updated comments.
31105 (gimple_build_omp_grid_body): New function.
31106 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
31107 (gimple_omp_for_grid_phony): New function.
31108 (gimple_omp_for_set_grid_phony): Likewise.
31109 (gimple_omp_parallel_grid_phony): Likewise.
31110 (gimple_omp_parallel_set_grid_phony): Likewise.
31111 (gimple_omp_teams_grid_phony): Likewise.
31112 (gimple_omp_teams_set_grid_phony): Likewise.
31113 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
31114 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
31115 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
31116 (BUILT_IN_GOMP_TARGET): Updated type.
31117 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
31118 (adjust_for_condition): New function.
31119 (get_omp_for_step_from_incr): Likewise.
31120 (extract_omp_for_data): Moved parts to adjust_for_condition and
31121 get_omp_for_step_from_incr.
31122 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
31123 (fixup_child_record_type): Bail out if receiver_decl is NULL.
31124 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
31125 (scan_omp_parallel): Do not create child functions for phony
31127 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
31128 (scan_omp_1_op): Checking assert we are not remapping to
31129 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
31130 (parallel_needs_hsa_kernel_p): New function.
31131 (expand_parallel_call): Register apprpriate parallel child
31132 functions as HSA kernels.
31133 (grid_launch_attributes_trees): New type.
31134 (grid_attr_trees): New variable.
31135 (grid_create_kernel_launch_attr_types): New function.
31136 (grid_insert_store_range_dim): Likewise.
31137 (grid_get_kernel_launch_attributes): Likewise.
31138 (get_target_argument_identifier_1): Likewise.
31139 (get_target_argument_identifier): Likewise.
31140 (get_target_argument_value): Likewise.
31141 (push_target_argument_according_to_value): Likewise.
31142 (get_target_arguments): Likewise.
31143 (expand_omp_target): Call get_target_arguments instead of looking
31144 up for teams and thread limit.
31145 (grid_expand_omp_for_loop): New function.
31146 (grid_arg_decl_map): New type.
31147 (grid_remap_kernel_arg_accesses): New function.
31148 (grid_expand_target_kernel_body): New function.
31149 (expand_omp): Call it.
31150 (lower_omp_for): Do not emit phony constructs.
31151 (lower_omp_taskreg): Do not emit phony constructs but create for them
31152 a temporary variable receiver_decl.
31153 (lower_omp_taskreg): Do not emit phony constructs.
31154 (lower_omp_teams): Likewise.
31155 (lower_omp_grid_body): New function.
31156 (lower_omp_1): Call it.
31157 (grid_reg_assignment_to_local_var_p): New function.
31158 (grid_seq_only_contains_local_assignments): Likewise.
31159 (grid_find_single_omp_among_assignments_1): Likewise.
31160 (grid_find_single_omp_among_assignments): Likewise.
31161 (grid_find_ungridifiable_statement): Likewise.
31162 (grid_target_follows_gridifiable_pattern): Likewise.
31163 (grid_remap_prebody_decls): Likewise.
31164 (grid_copy_leading_local_assignments): Likewise.
31165 (grid_process_kernel_body_copy): Likewise.
31166 (grid_attempt_target_gridification): Likewise.
31167 (grid_gridify_all_targets_stmt): Likewise.
31168 (grid_gridify_all_targets): Likewise.
31169 (execute_lower_omp): Call grid_gridify_all_targets.
31170 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
31171 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
31172 (tree_omp_clause): Added union field dimension.
31173 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
31174 * tree.c (omp_clause_num_ops): Added number of arguments of
31175 OMP_CLAUSE__GRIDDIM_.
31176 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
31177 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
31178 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
31179 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
31180 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
31181 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
31182 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
31183 * tree-pass.h (make_pass_gen_hsail): Declare.
31184 (make_pass_ipa_hsa): Likewise.
31185 * ipa-hsa.c: New file.
31186 * lto-section-in.c (lto_section_name): Add hsa section name.
31187 * lto-streamer.h (lto_section_type): Add hsa section.
31188 * timevar.def (TV_IPA_HSA): New.
31189 * hsa-brig-format.h: New file.
31190 * hsa-brig.c: New file.
31191 * hsa-dump.c: Likewise.
31192 * hsa-gen.c: Likewise.
31195 * toplev.c (compile_file): Call hsa_output_brig.
31196 * hsa-regalloc.c: New file.
31198 2016-01-18 Jeff Law <law@redhat.com>
31200 PR tree-optimization/69320
31201 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31202 ranged object, do nothing if the RHS constant is not [0..1].
31203 (optimize_stmt): Comparing a boolean ranged object against a
31204 constant outside [0..1] results in a compile-time constant.
31206 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31209 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31211 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31212 (Option Summary): Update to reflect new section and moved options.
31213 (C++ Dialect Options): Move -fstats to new section.
31214 (Debugging Options): Move all dump, statistics, and other GCC
31215 developer options to new section. Rewrite section introduction
31216 and re-order remaining options to put the more basic ones first.
31217 (Optimization Options): Move -fira-verbose and -flto-report* to
31219 (Developer Options): New section incorporating moved options.
31220 * doc/cppopts.texi (-dM): Update cross-reference.
31222 2016-01-18 Richard Henderson <rth@redhat.com>
31225 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31226 operands to pseudo only if CSE is expected. Split long immediate
31227 operands only after reload, and for the stack pointer.
31228 (*add<GPI>3_pluslong): Remove.
31229 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31230 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31231 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31232 (*add<GPI>3 peepholes): New.
31233 (*add<GPI>3 splitters): New.
31234 * config/aarch64/constraints.md (Upl): New.
31235 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31237 2016-01-18 Richard Biener <rguenther@suse.de>
31239 PR tree-optimization/69297
31240 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31242 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31244 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31246 PR middle-end/68542
31247 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31248 of mixind vector and scalar types.
31249 (fold_relational_const): Add handling of vector
31250 comparison with boolean result.
31251 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31252 comparison of vector operands with boolean result for EQ/NE only.
31253 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31254 (verify_gimple_cond): Likewise.
31255 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31258 2016-01-18 Joseph Myers <joseph@codesourcery.com>
31260 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
31263 2016-01-18 Richard Biener <rguenther@suse.de>
31265 PR middle-end/69308
31266 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
31268 2016-01-18 Tom de Vries <tom@codesourcery.com>
31270 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
31272 2016-01-18 Tom de Vries <tom@codesourcery.com>
31274 * omp-low.c (set_oacc_fn_attrib): Make extern.
31275 * omp-low.h (set_oacc_fn_attrib): Declare.
31276 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
31277 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
31278 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
31279 Add and handle function parameter oacc_kernels_p.
31280 (find_reduc_addr, get_omp_data_i_param): New function.
31281 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
31282 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
31283 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
31284 Calculate dominance info. Skip loops that are not in a kernels region
31285 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
31286 (pass_parallelize_loops::execute): Call parallelize_loops with
31287 oacc_kernels_p argument.
31288 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
31289 New member function.
31290 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
31291 * passes.def: Add argument to pass_parallelize_loops instantation.
31293 2016-01-18 Tom de Vries <tom@codesourcery.com>
31295 * tree-parloops.c (pass_parallelize_loops::execute): Allow
31296 pass_parallelize_loops to be run outside the loop pipeline.
31298 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31300 * tree-scalar-evolution.c (follow_copies_to_constant): New.
31301 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
31303 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31306 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
31307 using get_ref_base_and_extent.
31308 (equal_mem_array_ref_p): New.
31309 (hashable_expr_equal_p): Add call to previous.
31311 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31314 * tree-sra.c (disqualified_constants, constant_decl_p): New.
31315 (sra_initialize): Allocate disqualified_constants.
31316 (sra_deinitialize): Free disqualified_constants.
31317 (disqualify_candidate): Update disqualified_constants when appropriate.
31318 (create_access): Scan for constant-pool entries as we go along.
31319 (scalarizable_type_p): Add check against type_contains_placeholder_p.
31320 (maybe_add_sra_candidate): Allow constant-pool entries.
31321 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
31322 (initialize_constant_pool_replacements): New.
31323 (sra_modify_assign): Avoid mangling assignments created by previous,
31324 and don't generate writes into constant pool.
31325 (sra_modify_function_body): Call initialize_constant_pool_replacements.
31327 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
31329 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
31330 andnot instruction.
31331 (scalar_chain::convert_op): Likewise.
31332 * config/i386/i386.md (*andndi3_doubleword): New.
31334 2016-01-18 Richard Biener <rguenther@suse.de>
31336 PR tree-optimization/69170
31337 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
31338 building a vector from scalar results of a pattern stmt.
31340 2016-01-18 Jakub Jelinek <jakub@redhat.com>
31342 * haifa-sched.c (autopref_multipass_init): Work around
31343 -Wmaybe-uninitialized warning.
31345 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
31347 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
31348 against the constant 0.
31350 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31352 PR tree-optimization/68799
31353 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
31354 look up phi candidates in the statement-candidate map.
31355 (phi_add_costs): Likewise.
31356 (record_phi_increments): Likewise.
31357 (phi_incr_cost): Likewise.
31358 (ncd_with_phi): Likewise.
31359 (all_phi_incrs_profitable): Likewise.
31361 2016-01-17 Jakub Jelinek <jakub@redhat.com>
31363 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
31364 -Wmaybe-uninitialized warning.
31366 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
31368 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31369 (Option Summary): Update to reflect new section and moved options.
31370 (C++ Dialect Options): Move -fvtable-verify and related options.
31371 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
31372 and profiling-related options.
31373 (Optimization Options): Move profile generation options and
31374 -fstack-protector and related options.
31375 (Instrumentation Options): New section incorporating moved options.
31376 (Code Generation Options): Move -finstrument-functions and
31377 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
31379 2016-01-16 Tom de Vries <tom@codesourcery.com>
31381 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
31383 2016-01-16 Tom de Vries <tom@codesourcery.com>
31385 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
31387 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
31389 * hash-table.h (hash_table::empty): Turn into an inline wrapper
31390 that checks whether the table is already empty. Rename the
31391 original implementation to...
31392 (hash_table::empty_slot): ...this new private function.
31394 2016-01-15 David Malcolm <dmalcolm@redhat.com>
31396 PR diagnostic/68899
31397 * diagnostic-show-locus.c (layout::print_source_line): Move x
31398 offset of line until after call to
31399 get_line_width_without_trailing_whitespace.
31401 2016-01-15 Jeff Law <law@redhat.com>
31403 PR tree-optimization/69270
31404 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
31405 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
31406 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
31407 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
31408 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
31409 ssa_name_has_boolean_range and constant_boolean_node.
31411 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
31413 PR rtl-optimization/69030
31414 * lra-spills.c (remove_pseudos): Check nrefs and make the function
31416 (spill_pseudos): Delete debug insn for dead pseudo.
31417 (lra_spill): Initiate spill_hard_reg and slots memory separately.
31419 2016-01-15 Jiong Wang <jiong.wang@arm.com>
31421 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
31423 (TYPES_UNOPUS): Likewise.
31424 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
31425 builtin type, from UNOP to UNOPUS.
31426 (lbtruncuv4sf): Likewise.
31427 (lbtruncuv2df): Likewise.
31428 (lrounduv2sf): Likewise.
31429 (lrounduv4sf): Likewise.
31430 (lrounduv2df): Likewise.
31431 (lroundusf): Likewise.
31432 (lroundusf): Likewise.
31433 (lceiluv2sf): Likewise.
31434 (lceiluv4sf): Likewise.
31435 (lceiluv2df): Likewise.
31436 (lceilusf): Likewise.
31437 (lceiludf): Likewise.
31438 (lflooruv2sf): Likewise.
31439 (lflooruv4sf): Likewise.
31440 (lflooruv2df): Likewise.
31441 (lfloorusf): Likewise.
31442 (lfloorudf): Likewise.
31443 (lfrintnuv2sf): Likewise.
31444 (lfrintnuv4sf): Likewise.
31445 (lfrintnuv2df): Likewise.
31446 (lfrintnusf): Likewise.
31447 (lfrintnudf): Likewise.
31448 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
31450 (vcvtq_u32_f32): Likewise.
31451 (vcvtq_u64_f64): Likewise.
31452 (vcvta_u32_f32): Likewise.
31453 (vcvtaq_u32_f32): Likewise.
31454 (vcvtaq_u64_f64): Likewise.
31455 (vcvtm_u32_f32): Likewise.
31456 (vcvtmq_u32_f32): Likewise.
31457 (vcvtmq_u64_f64): Likewise.
31458 (vcvtn_u32_f32): Likwise.
31459 (vcvtnq_u32_f32): Likewise.
31460 (vcvtnq_u64_f64): Likewise.
31461 (vcvtp_u32_f32): Likewise.
31462 (vcvtpq_u32_f32): Likewise.
31463 (vcvtpq_u64_f64): Likewise.
31464 (vcvtmd_u64_f64): Likewise.
31465 (vcvtms_u32_f32): Likewise.
31466 (vcvtad_u64_f64): Likewise.
31467 (vcvtas_u32_f32): Likewise.
31468 (vcvtnd_u64_f64): Likewise.
31469 (vcvtns_u32_f32): Likewise.
31470 (vcvtpd_u64_f64): Likewise.
31471 (vcvtps_u32_f32): Likewise.
31473 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31475 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
31476 CSEL of zero_extended registers.
31478 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31480 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
31481 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
31483 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31485 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
31486 false when argument string is not found in the attributes table
31489 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
31492 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
31493 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
31494 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
31495 precision estimate.
31497 2016-01-15 Richard Biener <rguenther@suse.de>
31499 PR tree-optimization/66856
31500 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
31501 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
31502 (vect_create_new_slp_node): Increment stmt reference count.
31503 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
31504 an SLP tree before swapping operands.
31505 (vect_build_slp_tree): Likewise.
31506 (destroy_bb_vec_info): Free stmt info after SLP instances.
31507 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
31508 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
31509 (STMT_VINFO_NUM_SLP_USES): New macro.
31511 2016-01-15 Richard Biener <rguenther@suse.de>
31514 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
31515 (add_linkage_name): ... here.
31516 (gen_typedef_die): Use add_linkage_name_raw instead of
31517 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
31520 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
31522 * gimplify.c (oacc_default_clause): Decode reference and pointer
31523 types for both kernels and parallel regions.
31525 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
31527 PR middle-end/69246
31528 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
31530 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31532 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
31533 (convert_scalars_to_vector): Likewise.
31535 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
31537 * doc/extend.texi (Type Traits): Fix grammar.
31539 2016-01-15 Martin Jambor <mjambor@suse.cz>
31541 * tree-inline.c (remap_decl): Use existing dclarations if
31542 remapping a type and prevent_decl_creation_for_types.
31543 (replace_locals_stmt): Do an initial remapping of non-VLA typed
31544 decls first. Do real remapping with
31545 prevent_decl_creation_for_types set.
31546 * tree-inline.h (copy_body_data): New field
31547 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
31550 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31552 * config/s390/s390.opt (mmvcle): More verbose help text.
31554 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31556 * config/s390/s390.opt: Add period to -mzvector option text.
31558 2016-01-15 Richard Biener <rguenther@suse.de>
31560 PR tree-optimization/68961
31561 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
31562 of invariants in stores again.
31564 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
31566 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
31568 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31570 * config/i386/i386.c (ix86_expand_branch): Don't split
31571 DI mode xor instruction to SI mode.
31573 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31576 * ipa-icf.c (sem_function::merge): Virtual functions may become
31577 reachable even if they address is not taken and there are no
31580 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31582 * lto-streamer-out.c (subtract_estimated_size): New function.
31583 (get_symbol_initial_value): Use it.
31585 2016-01-15 Christian Bruel <christian.bruel@st.com>
31588 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
31589 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
31590 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
31591 use add_builtin_function_ext_scope instead of add_builtin_function.
31592 (neon_set_p, neon_crypto_set_p): Remove.
31593 (arm_init_builtins): Always call arm_init_neon_builtins and
31594 arm_init_crypto_builtins.
31595 (arm_expand_builtin): Check that builtins are allowed for the arch.
31596 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
31597 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
31598 arm_init_neon_builtins call.
31600 2016-01-15 Richard Biener <rguenther@suse.de>
31602 PR tree-optimization/69117
31603 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
31604 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
31605 of the leader conservatively.
31606 (free_scc_vn): Restore original SSA name infos.
31608 2016-01-14 Jeff Law <law@redhat.com>
31610 PR tree-optimization/69270
31611 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
31612 single bit of precision, verify it's also unsigned.
31613 (record_edge_info): Use constant_boolean_node rather than fold_convert
31614 to convert boolean_true/boolean_false to the right type.
31616 2016-01-14 Richard Henderson <rth@redhat.com>
31619 * loop-doloop.c (record_reg_sets): New.
31620 (doloop_optimize): Reject the transform if the sequence
31621 clobbers registers live at the end of the loop block.
31622 (doloop_optimize_loops): Enable df_live if needed.
31624 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
31626 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
31627 * config/rs6000/rs6000.c: Likewise.
31628 * config/rs6000/rs6000.h: Likewise.
31629 * config/rs6000/rs6000.md: Likewise.
31630 * doc/extend.texi: Likewsie.
31632 2016-01-14 Jeff Law <law@redhat.com>
31634 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
31637 2016-01-14 Richard Henderson <rth@redhat.com>
31641 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
31642 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
31643 instead of builtin_decl_declared_p to test for declaration.
31645 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
31647 * doc/loop.texi (Loop Analysis and Representation): Document
31648 loop_depth function.
31650 2016-01-14 Tom de Vries <tom@codesourcery.com>
31652 PR tree-optimization/68773
31653 * omp-low.c (expand_omp_target): Don't set force_output.
31654 * varpool.c (varpool_node::get_create): Same.
31655 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
31656 offload_funcs with force_output.
31658 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31661 * lra-eliminations.c (move_plus_up): Don't change anything if either
31662 the outer or inner subreg mode is not MODE_INT.
31663 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
31664 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
31666 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31668 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
31669 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
31670 reduc_uplus_@var{m}): Remove.
31671 * expr.c (expand_expr_real_2): Remove expansion path for
31672 reduc_[us](min|max|plus) optabs.
31673 * optabs-tree.c (scalar_reduc_to_vector): Remove.
31674 * optabs-tree.h (scalar_reduc_to_vector): Remove.
31675 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
31676 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
31677 * tree-vect-loop.c (vectorizable_reduction): Remove test for
31678 reduc_[us](min|max|plus) optabs.
31680 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31682 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
31683 (reduc_plus_scal_v2sf): New.
31684 (reduc_smax_v2sf): Rename to...
31685 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
31686 (reduc_smin_v2sf): Rename to...
31687 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
31689 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
31691 * alias.c (compare_base_symbol_refs): New function.
31692 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
31695 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31697 PR middle-end/68146
31698 PR tree-optimization/69155
31699 * tree-complex.c: Include cfganal.h.
31700 (phis_to_revisit): New variable.
31701 (extract_component): Add phiarg_p argument. Assert that returned
31702 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
31703 (update_phi_components): Partly rewrite to use loop over real/imag
31704 components instead of code duplication. If extract_component returns
31705 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
31706 create_tmp_reg into the PHI node instead, and mention the phi triplet
31707 in phis_to_revisit.
31708 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
31709 in phis_to_revisit at the end.
31711 2016-01-14 Richard Biener <rguenther@suse.de>
31713 PR tree-optimization/68060
31714 * tree-vect-loop.c (vect_is_simple_reduction): Check the
31715 outer loop reduction is only used in the inner loop before
31716 detecting a double reduction.
31718 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31721 * combine.c (expand_field_assignment): Punt if compute_mode is
31722 unsupported scalar mode.
31724 2016-01-14 Richard Biener <rguenther@suse.de>
31726 PR tree-optimization/66856
31727 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
31728 SLP node only if it built successfully.
31729 (vect_analyze_slp_instance): Adjust.
31731 2016-01-14 Jeff Law <law@redhat.com>
31733 PR tree-optimization/69270
31734 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
31735 (record_edge_info): Use it. Convert boolean_{true,false}_node
31736 to the type of op0.
31738 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
31741 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
31742 use block_ultimate_origin
31743 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
31745 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31747 * doc/invoke.texi (Submodel Options): Rename section to
31748 "Machine-Dependent Options" to better reflect its content.
31749 Rewrite introductory text to remove archaic CPU names.
31752 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31754 * doc/invoke.texi (Code Gen Options): Move section up in file,
31755 before target-specific options. Update menu and option summary
31756 to reflect the new section ordering.
31758 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31760 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
31761 (C++ Dialect Options): Add cross-reference to -std option.
31762 * doc/standards.texi (C++ Language): Document C++14 support.
31764 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
31766 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
31767 for pack/unpack functions for __ibm128.
31768 (PACK_IF): Likewise.
31769 (UNPACK_IF): Likewise.
31771 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
31772 support for __ibm128 pack/unpack functions.
31773 (rs6000_invalid_builtin): Likewise.
31774 (rs6000_init_builtins): Likewise.
31775 (rs6000_opt_masks): Likewise.
31777 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
31778 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
31780 (RS6000_BTM_COMMON): Likewise.
31782 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
31783 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
31784 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
31785 128-bit floating point. Add support for the double values to be
31786 in Altivec registers for TF/IF packing and unpacking, but restrict
31787 TD packing sub-fields to be FPR registers. Don't allow overlapped
31788 register support for packing. Allow pack inputs to be memory
31789 locations. Don't build generator functions for unpack<mode>_dm
31790 and unpack<mode>_nodm.
31791 (unpack<mode>_dm): Likewise.
31792 (unpack<mode>_nodm): Likewise.
31793 (pack<mode>): Likewise.
31795 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
31796 built-in functions to pack/unpack explicit __ibm128 values.
31797 (__builtin_unpack_ibm128): Likewise.
31799 * doc/extend.texi (PowerPC Built-in Functions): Document
31800 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
31802 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
31805 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
31806 Add new arg loc and pass it down as context.
31807 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
31808 to the location to use for the warning.
31809 (check_function_arguments): New arg loc. All callers changed. Pass
31810 it to check_function_nonnull.
31811 * c-common.h (check_function_arguments): Adjust declaration.
31813 2016-01-13 Jakub Jelinek <jakub@redhat.com>
31815 PR tree-optimization/69156
31816 * gimple.c (validate_type): Removed.
31817 (gimple_builtin_call_types_compatible_p): Use
31818 useless_type_conversion_p instead of validate_type.
31819 * value-prof.c (gimple_stringop_fixed_value): Fold
31820 icall_size to correct type.
31822 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31824 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
31827 2016-01-13 Richard Henderson <rth@redhat.com>
31830 * target.def (builtin_tm_load, builtin_tm_store): Remove.
31831 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
31832 (ix86_builtin_tm_store): Remove.
31833 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
31834 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
31835 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
31836 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
31837 * doc/tm.texi: Rebuild.
31839 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
31840 (BUILT_IN_TM_MEMCPY_RTWN): New.
31841 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
31842 fallback from vector to integer helpers.
31843 (build_tm_load): Handle vector types directly, instead of
31845 (build_tm_store): Likewise.
31846 (expand_assign_tm): Prepare for register types not handled by
31847 the above. Copy them to memory and use memcpy.
31848 * tree.c (tm_define_builtin): New.
31849 (find_tm_vector_type): New.
31850 (build_tm_vector_builtins): New.
31851 (build_common_builtin_nodes): Call it.
31853 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
31855 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
31856 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
31858 2016-01-13 Tom de Vries <tom@codesourcery.com>
31860 PR tree-optimization/69169
31861 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
31862 handled_struct_type param.
31863 (create_variable_info_for, intra_create_variable_infos): Call
31864 create_variable_info_for_1 with extra arg.
31866 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
31868 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
31869 and "armv8.1-a+crc" entries.
31871 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
31874 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
31875 Change first operand predicate from register_or_constm1_operand
31876 to register_operand.
31877 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
31878 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
31879 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
31880 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
31881 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
31882 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
31883 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
31884 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
31885 comparison with constm1_rtx from vec_prefetch_gen part.
31887 2016-01-13 Richard Biener <rguenther@suse.de>
31889 PR tree-optimization/69013
31890 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
31891 Exchange assert for a test.
31893 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31896 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
31898 2016-01-13 Richard Biener <rguenther@suse.de>
31900 PR tree-optimization/69242
31901 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
31902 assert with a check.
31904 2016-01-13 Richard Biener <rguenther@suse.de>
31906 PR tree-optimization/69186
31907 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
31908 Properly guard vect_update_misalignment_for_peel call.
31910 2016-01-12 Jeff Law <law@redhat.com>
31912 PR tree-optimization/pr67755
31913 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
31914 "need_profile_correction".
31915 (thread_block_1): Initialize new field to false by default. If we
31916 have multiple thread paths through a common joiner to different
31917 final targets, then set new field to true.
31918 (compute_path_counts): Only do count adjustment when it's really
31921 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31923 * doc/invoke.texi (Spec Files): Move section down in file, past
31924 all command-line option descriptions.
31926 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31928 PR middle-end/54809
31929 * doc/gty.texi: Remove documentation of mark_hook.
31930 * gengtype.c (struct write_types_data): Remove code to support
31931 mark_hook attribute.
31932 (walk_type): Likewise.
31933 (write_func_for_structure): Likewise.
31935 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31937 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
31938 Directory Options, and -specs= to Overall Options.
31939 (Overall Options): Adjust similarly. Reorder to group related
31940 options together. Make -specs= cross-reference the spec file details.
31941 (Directory Options): Adjust similarly.
31943 2016-01-12 Jeff Law <law@redhat.com>
31945 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
31947 2016-01-12 Olivier Hainque <hainque@adacore.com>
31949 * gcc.c (spec_undefvar_allowed): New global.
31950 (process_command): Set to true when running for --version or --help,
31952 (getenv_spec_function): When the variable is not defined, use the
31953 variable name as the variable value if we're allowed not to issue
31956 2016-01-12 Bin Cheng <bin.cheng@arm.com>
31958 PR tree-optimization/68911
31959 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
31960 information computed for expression "init + nit * step".
31962 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31964 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
31965 about name of GCC executable. Remove deleted node from menu.
31966 (Directory Options) <-B>: Remove cross-reference to deleted node.
31967 (Target Options): Delete section.
31969 2016-01-12 Christian Bruel <christian.bruel@st.com>
31972 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
31973 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
31975 2016-01-12 Jakub Jelinek <jakub@redhat.com>
31978 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
31979 aligned_mem is properly set for AVX512-VL floating point masked
31983 * ifcvt.c (cond_exec_process_if_block): When removing the last
31984 insn from then_bb, remove also any possible barriers that follow it.
31986 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
31990 * config/i386/iamcu.h (SIZE_TYPE): New macro.
31991 (PTRDIFF_TYPE): Likewise.
31992 (WCHAR_TYPE): Likewise.
31993 (WCHAR_TYPE_SIZE): Likewise.
31994 (STDINT_LONG32): Likewise.
31996 2016-01-12 Richard Biener <rguenther@suse.de>
31998 PR tree-optimization/69053
31999 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
32000 convert initial value for cond reductions.
32002 2016-01-12 Richard Biener <rguenther@suse.de>
32004 PR tree-optimization/69007
32005 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
32006 widen_sum after dot_prod and sad.
32008 2016-01-12 Richard Biener <rguenther@suse.de>
32010 PR tree-optimization/69168
32011 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
32012 pattern stmt SLP type.
32013 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
32014 end up unused so cope with that case.
32016 2016-01-12 Richard Biener <rguenther@suse.de>
32018 PR tree-optimization/69157
32019 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
32020 stmts def type only during analyze phase.
32021 (vectorizable_call): Likewise.
32022 (vectorizable_simd_clone_call): Likewise.
32023 (vectorizable_conversion): Likewise.
32024 (vectorizable_assignment): Likewise.
32025 (vectorizable_shift): Likewise.
32026 (vectorizable_operation): Likewise.
32027 (vectorizable_store): Likewise.
32028 (vectorizable_load): Likewise.
32030 2016-01-12 Richard Biener <rguenther@suse.de>
32032 PR tree-optimization/69174
32033 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
32035 (vectorizable_load): Properly compute the number of loads needed
32036 for permuted strided SLP loads and do not spuriously assign
32037 to SLP_TREE_VEC_STMTS.
32039 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
32041 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
32042 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
32043 (MD_EXEC_PREFIX): Remove.
32044 (MD_STARTFILE_PREFIX) Removee.
32045 (FILE_NAME_ABSOLUTE_P): Remove.
32046 (CPP_SPEC): Do not read macros from sys/version.h.
32047 (LINK_COMMAND_SPEC): Remove.
32048 (LOCAL_INCLUDE_DIR): Remove.
32049 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
32050 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
32051 (POST_LINK_SPEC): Define to invoke stubify after linker
32052 (LIBSTDCXX): Remove define
32053 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
32054 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
32055 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
32056 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
32057 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
32058 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
32059 (i386_djgpp_asm_named_section): Add propotype of new procedure
32061 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
32062 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
32063 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
32064 in config/i386/djgpp.h).
32065 (STANDARD_STARTFILE_PREFIX_2): Define identical to
32066 STANDARD_STARTFILE_PREFIX_1.
32067 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
32068 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
32069 installation errors.
32070 (MAX_OFILE_ALIGNMENT): Define to 128.
32071 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
32073 * config/i386/djgpp.c: New file. Add implementation of
32074 i386_djgpp_asm_named_section.
32076 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
32078 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
32079 Add rule for building djgpp.o.
32081 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32083 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
32084 (rtx_is_swappable_p): Reductions are swappable.
32085 (insn_is_swappable_p): V2DF reductions are swappable.
32087 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
32089 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
32090 reloads for other unsupported memory operands.
32092 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32093 Jim Wilson <jim.wilson@linaro.org>
32096 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
32097 copy_to_mode_reg instead of force_reg.
32099 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32102 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
32103 TARGET_80387 is true.
32105 2016-01-11 Jakub Jelinek <jakub@redhat.com>
32108 * lra-eliminations.c (move_plus_up): Only move plus up
32109 if subreg of the constant can be simplified into constant
32110 and use the simplified subreg of the constant instead of
32111 the original constant.
32113 * fold-const.c (fold_convertible_p): Don't return true
32114 for conversion of VECTOR_TYPE to same sized integral type.
32115 (fold_convert_loc): Fix up formatting. Fold conversion of
32116 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
32117 instead of NOP_EXPR.
32119 PR tree-optimization/69214
32120 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
32121 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
32124 PR tree-optimization/69207
32125 * tree-vect-slp.c (vect_get_constant_vectors): For
32126 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
32127 fold_convertible_p to vector_type's element type, and always
32128 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
32130 2016-01-11 Richard Biener <rguenther@suse.de>
32132 PR tree-optimization/69173
32133 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
32134 fixup the cycle if all stmts are in a pattern.
32136 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
32138 PR middle-end/68999
32139 * alias.c (base_alias_check): Move check for addresses with
32140 alignment ANDs before the call for compare_base_decls.
32141 (memrefs_conflict_p): Return -1 for different decls
32142 that went through alignment adjustments.
32144 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32146 PR rtl-optimization/68796
32147 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
32148 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
32149 and QImode comparisons against zero with CC_NZmode.
32150 * config/aarch64/iterators.md (short_mask): New mode_attr.
32152 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
32154 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
32155 (<avx512>_store<mode>_mask): Likewise.
32157 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
32158 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32160 PR rtl-optimization/68841
32161 * ifcvt.c (struct noce_if_info): Add orig_x field.
32162 (bbs_ok_for_cmove_arith): Add to_rename parameter.
32163 Don't record conflicts on to_rename if it's present.
32164 Allow memory destinations in sets.
32165 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
32166 blocks, passing orig_x to the checks.
32167 (noce_process_if_block): Set if_info->orig_x appropriately.
32169 2016-01-11 Tom de Vries <tom@codesourcery.com>
32171 PR tree-optimization/69069
32172 * tree-parloops.c (create_parallel_loop): Add missing phi args.
32174 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
32176 PR rtl-optimization/68920
32177 * config/i386/i386.c (ix86_option_override_internal): Restrict number
32178 of conditional moves for RTL if-conversion to 1 for
32179 TARGET_ONE_IF_CONV_INSN.
32180 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
32181 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
32182 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
32183 parameter to restirct number of conditional moves for
32185 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
32186 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
32189 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
32192 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
32193 onepart vars. Fix typo in comment. Fix reversed condition in
32195 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
32198 * var-tracking.c (dump_onepart_variable_differences): New.
32199 (dataflow_set_different): If a detailed dump is requested,
32200 delay early returns and dump differences between onepart
32201 variables present before and after, and added variables.
32203 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32206 * expr.c (expand_expr_real_1): For boolean vector constants
32207 with a scalar mode use const_scalar_mask_from_tree.
32208 (const_scalar_mask_from_tree): New.
32209 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32210 assigned to a mask type to handle constants.
32212 2016-01-11 Martin Jambor <mjambor@suse.cz>
32215 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32216 useless parameters if we cannot change function signature.
32218 2016-01-11 Martin Jambor <mjambor@suse.cz>
32221 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32224 2016-01-11 Tom de Vries <tom@codesourcery.com>
32226 PR tree-optimization/69109
32227 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32230 2016-01-11 Tom de Vries <tom@codesourcery.com>
32232 PR tree-optimization/69108
32233 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32234 res is not used in a phi.
32236 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32239 * common.opt (frandom-seed): Fix parameter name.
32240 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32242 2016-01-11 Tom de Vries <tom@codesourcery.com>
32244 PR tree-optimization/69058
32245 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32248 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32250 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32251 (mcode-density): Likewise.
32253 2016-01-10 Tom de Vries <tom@codesourcery.com>
32255 PR tree-optimization/69062
32256 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32257 (parallelize_loops): Don't paralelize loop that has phi with address
32260 2016-01-10 Tom de Vries <tom@codesourcery.com>
32262 PR tree-optimization/69039
32263 * tree-parloops.c (try_create_reduction_list): Only allow single exit
32266 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
32268 PR middle-end/68743
32269 * match.pd: Require target has function_c99_misc before doing
32270 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
32272 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
32274 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
32276 * configure: Regenerate.
32278 2016-01-09 Jakub Jelinek <jakub@redhat.com>
32280 PR middle-end/50865
32281 PR tree-optimization/69097
32282 * fold-const.h (expr_not_equal_to): New prototype.
32283 * fold-const.c: Include stringpool.h and tree-ssanames.h.
32284 (expr_not_equal_to): New function.
32285 * match.pd (X % -Y is the same as X % Y): Don't optimize
32286 unless X is known not to be equal to minimum or Y is known
32287 not to be equal to -1.
32288 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
32289 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
32290 (simplify_stmt_using_ranges): Adjust caller.
32291 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
32292 substitute_and_fold.
32294 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
32296 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
32299 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32301 PR tree-optimization/69167
32302 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
32303 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
32305 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
32307 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32308 Richard Biener <rguenther@suse.de>
32310 PR tree-optimization/68707
32311 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
32312 instances that can be handled via vect_load_lanes.
32314 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
32316 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
32317 if we can't determine address equivalence.
32318 * alias.c (compare_base_decl): Update for changed return value of
32319 symtab_node::equal_address_to.
32321 2016-01-08 Jason Merrill <jason@redhat.com>
32325 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
32326 * expr.c (store_field): Not here.
32327 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
32328 call with TREE_ADDRESSABLE type.
32329 * tree-cfg.c (verify_gimple_call): Adjust.
32331 2016-01-08 Olivier Hainque <hainque@adacore.com>
32333 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
32336 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32338 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
32339 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
32340 (reduc_smin_v2sf): Rename to...
32341 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
32342 (reduc_splus_v2sf): Rename to...
32343 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
32345 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32347 PR tree-optimization/69162
32348 * gimplify.c (gimplify_va_arg_expr): Encode original type of
32349 valist argument in another argument.
32350 (gimplify_modify_expr): Adjust for the above change. Cleanup.
32351 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
32352 to determine the va_list type, build a MEM_REF instead of
32353 build_fold_indirect_ref.
32355 PR tree-optimization/69172
32356 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
32359 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
32361 PR tree-optimization/67781
32362 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
32363 and cmpnop in two steps: first the ones not accessed in original
32364 gimple expression in a endian independent way and then the ones not
32365 accessed in the final result in an endian-specific way.
32367 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32369 PR tree-optimization/69083
32370 * tree-vect-slp.c (vect_get_constant_vectors): For
32371 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
32372 element type. If op is fold_convertible_p to vector_type's element
32373 type, use NOP_EXPR instead of VCE.
32375 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
32377 PR rtl-optimization/67778
32378 PR rtl-optimization/68634
32379 PR rtl-optimization/68909
32380 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
32381 block from the stack until done with it. Remove a superfluous
32382 bitmap set. Remove a superfluous bitmap test.
32384 2016-01-07 Martin Sebor <msebor@redhat.com>
32387 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
32388 constraint on the type of arguments.
32390 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
32392 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
32393 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
32394 unaligned_access on the gcc_options set.
32395 * config/arm/arm.c (arm_option_override_internal): Use
32396 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
32398 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32401 * config/i386/i386.c (ix86_frame_pointer_required): Enable
32402 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
32404 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32407 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32410 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32411 depending on frame_pointer_needed before remaining integer and SSE
32412 registers are saved.
32414 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
32417 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
32419 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
32422 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
32423 Use the "xBm" constraint.
32424 (float<sseintvecmodelower><mode>2<mask_name><round_name):
32426 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
32427 (sse_cvtsi2ssq<round_name>): Likewise.
32428 (sse_cvtss2si<round_name>): Likewise.
32429 (sse_cvtss2siq<round_name>): Likewise.
32430 (sse2_cvtsi2sdq<round_name>): Likewise.
32431 (sse2_cvtsd2si<round_name>): Likewise.
32432 (sse2_cvtsd2siq<round_name>): Likewise.
32433 * config/i386/subst.md (round_nimm_scalar_predicate): New
32436 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
32438 PR middle-end/67639
32439 * varasm.c (make_decl_rtl): Mark invalid register vars as
32442 PR rtl-optimization/66206
32443 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
32444 All callers changed.
32446 2016-01-07 Jakub Jelinek <jakub@redhat.com>
32448 PR tree-optimization/69141
32449 * tree-ssa-pre.c: Include langhooks.h.
32450 (eliminate_dom_walker::before_dom_children): Use
32451 lang_hooks.decl_printable_name instead of
32452 cgraph_node::get ()->name ().
32454 PR middle-end/68960
32455 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
32456 it and DECL_ALIGN too.
32458 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
32460 * config/mips/mips-ftypes.def: Sort to lexicographical order.
32462 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32465 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32466 depending on frame_pointer_needed before remaining integer and SSE
32467 registers are saved.
32469 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32471 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
32472 mode iterator with VSX_M2.
32473 (*p9_vecstore_<mode>): Likewise.
32474 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
32475 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
32476 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
32477 (define_split for VSX_LE128 stores): Likewise.
32478 (define_peephole2 for TImode LE swaps): Likewise.
32479 (define_split for VSX_LE128 post-reload stores): Likewise.
32481 2016-01-06 Marek Polacek <polacek@redhat.com>
32484 * convert.c (convert_to_integer_1): Adjust call to
32485 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
32486 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
32487 EXPR instead of ARG.
32488 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
32490 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32493 * doc/extend.texi (RL78 Variable Attributes): New section.
32495 2016-01-05 Marek Polacek <polacek@redhat.com>
32498 * builtins.c (get_memmodel): Use expansion point location rather than
32499 the input location. Call warning_at rather than warning.
32500 (expand_builtin_atomic_compare_exchange): Likewise.
32501 (expand_builtin_atomic_load): Likewise.
32502 (expand_builtin_atomic_store): Likewise.
32503 (expand_builtin_atomic_clear): Likewise.
32505 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32508 * config/i386/i386.c (ix86_expand_vector_logical_operator):
32509 Replace nonimmediate_operand with vector_operand.
32510 * config/i386/predicates.md (vector_operand): New predicate.
32511 (general_vector_operand): Replace nonimmediate_operand with
32513 * config/i386/sse.md: Replace nonimmediate_operand with
32514 vector_operand and m constraint with Bm constraint on SSE
32515 patterns with 16-byte memory operand.
32516 * config/i386/subst.md (round_nimm_predicate): Replace
32517 nonimmediate_operand with vector_operand.
32518 (round_saeonly_nimm_predicate): Likewise.
32519 (round_saeonly_nimm_scalar_predicate): New.
32521 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32524 * config/i386/constraints.md (Bm): New constraint.
32525 * config/i386/predicates.md (vector_memory_operand): New
32527 * config/i386/sse.md: Replace xm with xBm in plusminus and
32528 any_logic patterns.
32530 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32533 * doc/extend.texi (V850 Function Attributes): New section.
32534 (V850 Variable Attributes): New section.
32536 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32539 * doc/extend.texi (MicroBlaze Function Attributes): Document
32540 interrupt_handler and fast_interrupt attributes.
32542 2016-01-05 Sergei Trofimovich <siarheit@google.com>
32545 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
32546 for local symbolic operands.
32547 * config/ia64/predicates.md (local_symbolic_operand64): New
32550 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32552 PR rtl-optimization/68651
32553 * combine.c (combine_simplify_rtx): Canonicalize x + x into
32556 2016-01-05 Nathan Sidwell <nathan@acm.org>
32558 * alias.c (compare_base_decls): Use symtab_node::get.
32560 2016-01-05 Nick Clifton <nickc@redhat.com>
32563 * ira-costs.c (copy_cost): Initialise the t_icode field of the
32564 secondary_reload_info structure.
32567 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
32568 decls if weak support is available.
32570 2016-01-04 Martin Sebor <msebor@redhat.com>
32572 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
32574 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32576 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
32577 OPTION_MASK_P9_DFORM.
32579 * config/rs6000/constraints.md (wo constraint): New constraint for
32582 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
32584 (rs6000_init_hard_regno_mode_ok): Likewise.
32586 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
32589 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
32590 expanders not to have constraints. Add support for ISA 3.0 xxperm
32591 instruction. Add support for fusing xxlor with xxperm.
32592 (altivec_vperm_<mode>_internal): Likewise.
32593 (altivec_vperm_v8hiv16qi): Likewise.
32594 (altivec_vperm_<mode>v16q): Likewise.
32595 (altivec_vperm_<mode>_uns): Likewise.
32596 (vperm_v8hiv4si): Likewise.
32597 (vperm_v16qiv8hi): Likewise.
32599 * doc/md.texi (RS/6000 constraints): Document wo constraint.
32601 2016-01-04 Jakub Jelinek <jakub@redhat.com>
32603 Update copyright years.
32605 * gcc.c (process_command): Update copyright notice dates.
32606 * gcov-dump.c (print_version): Ditto.
32607 * gcov.c (print_version): Ditto.
32608 * gcov-tool.c (print_version): Ditto.
32609 * gengtype.c (create_file): Ditto.
32610 * doc/cpp.texi: Bump @copying's copyright year.
32611 * doc/cppinternals.texi: Ditto.
32612 * doc/gcc.texi: Ditto.
32613 * doc/gccint.texi: Ditto.
32614 * doc/gcov.texi: Ditto.
32615 * doc/install.texi: Ditto.
32616 * doc/invoke.texi: Ditto.
32618 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32620 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
32621 modes larger than TImode as TImode if NEON is not enabled.
32623 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32626 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
32627 mode for %f0-%f31 only if TARGET_FPU.
32629 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32632 * config/sparc/sparc.c (scan_record_type): Take into account subfields
32633 to compute the PACKED_P predicate.
32634 (function_arg_record_value): Minor tweaks.
32636 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
32638 * doc/install.texi (--with-multilib-list): Describe the meaning of the
32639 option for arm*-*-* targets.
32641 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
32643 * doc/extend.texi (Common Function Attributes): Move docs for
32644 MSP430-specific attributes to....
32645 (MSP430 Function Attributes): ...here. Delete the redundant
32646 entries and copy-edit the remaining text.
32647 (MSP430 Variable Attributes): Use uniform format for index
32648 entries and add a cross-reference to the corresponding function
32651 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
32653 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
32655 (x86 Options): Likewise.
32657 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32661 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
32662 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
32663 to corresponding attribute.
32665 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32667 * doc/extend.texi (Common Function Attributes) <noplt>: Move
32668 to correct alphabetization of table. Copy-edit and correct
32670 <stack_protect>: Likewise.
32671 <target_clones>: Likewise.
32673 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
32674 Correct punctuation.
32675 (Code Gen Options) <-fno-plt>: Copy-edit.
32677 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
32680 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
32681 SI values. Explicitly convert SI to DI and vice-versa.
32683 2016-01-01 Jakub Jelinek <jakub@redhat.com>
32685 PR tree-optimization/69070
32686 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
32687 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
32690 * ubsan.c (ubsan_instrument_float_cast): Call
32691 initialize_sanitizer_builtins.
32694 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
32696 Copyright (C) 2016 Free Software Foundation, Inc.
32698 Copying and distribution of this file, with or without modification,
32699 are permitted in any medium without royalty provided the copyright
32700 notice and this notice are preserved.