1 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
6 (new_temp_expr_table): Initialise reg_vars_cnt.
7 (free_temp_expr_table): Release reg_vars_cnt.
8 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
10 (find_replaceable_in_bb): Use the above to record register variable
11 write occurrences and cancel replacement across them.
13 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
15 PR rtl-optimization/78437
16 * ree.c (get_uses): New function.
17 (combine_reaching_defs): When a copy is needed, return false if any
18 reaching use of the source register reads it in a mode larger than
19 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
21 2016-11-24 Martin Liska <mliska@suse.cz>
23 * gimple-pretty-print.c (dump_edge_probability): New function.
24 (dump_gimple_switch): Dump label edge probabilities.
25 (dump_gimple_cond): Likewise.
26 (dump_gimple_label): Dump
27 (dump_gimple_bb_header): Dump basic block frequency.
28 (pp_cfg_jump): Replace e->dest argument with e.
29 (dump_implicit_edges): Likewise.
30 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
31 Use gimple_bb (at) instead of at->bb.
33 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
35 * common.opt (flimit-function-alignment): New.
36 * doc/invoke.texi (-flimit-function-alignment): Document.
37 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
38 * final.c (shorten_branches): Set it.
39 * varasm.c (assemble_start_function): Limit alignment if
42 2016-11-24 Richard Biener <rguenther@suse.de>
44 PR tree-optimization/71595
45 * cfgloopmanip.h (remove_path): Add irred_invalidated and
46 loop_closed_ssa_invalidated parameters, defaulted to NULL.
47 * cfgloopmanip.c (remove_path): Likewise, pass them along to
48 called functions. Only fix irred flags if the caller didn't
50 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
51 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
54 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
56 PR rtl-optimization/78120
57 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
58 cases, and additionally test against max_seq_cost for speed
60 (noce_process_if_block): Compute an estimate for the original cost when
61 optimizing for speed, using the minimum of then and else block costs.
63 PR rtl-optimization/78120
64 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
66 PR rtl-optimization/78120
67 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
69 2016-11-24 Bin Cheng <bin.cheng@arm.com>
71 * match.pd: Refine type conversion in result expr for below pattern:
72 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
74 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
77 * tree.h (wi::fits_to_boolean_p): New predicate.
78 (wi::fits_to_tree_p): Use it for boolean types.
79 * tree.c (int_fits_type_p): Likewise.
81 2016-11-24 Martin Liska <mliska@suse.cz>
83 * print-tree.c (struct bucket): Remove.
84 (print_node): Add new argument which drives whether a tree node
85 is printed briefly or not.
86 (debug_tree): Replace a custom hash table with hash_set<T>.
87 * print-tree.h (print_node): Add the argument.
89 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
91 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
93 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
96 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
97 if it is at least NREGS wide.
99 2016-11-23 Joseph Myers <joseph@codesourcery.com>
101 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
102 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
103 TFmode, IFmode and KFmode.
105 2016-11-23 Joseph Myers <joseph@codesourcery.com>
107 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
110 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
112 * combine.c (change_zero_ext): Only change the mode of a hard register
113 destination if can_change_dest_mode holds for that.
115 2016-11-23 Jeff Law <law@redhat.com>
117 * varasm.c (assemble_name): Increase buffer size for name.
119 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
121 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
123 * doc/extend.texi: Constify first argument to __builtin_object_size.
125 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
127 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
128 to be used. Add brackets around macro argument.
130 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
134 2016-11-23 Jakub Jelinek <jakub@redhat.com>
137 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
138 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
140 2016-11-23 Jakub Jelinek <jakub@redhat.com>
143 * omp-low.c (build_outer_var_ref): Change lastprivate argument
144 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
145 on worksharing constructs, treat it like clauses on simd construct.
147 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
148 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
149 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
150 of true as last argument to build_outer_var_ref.
152 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
154 * config/i386/i386.md (*movqi_internal): Calculate mode
155 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
156 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
157 (*k<logic><mode>): Calculate mode attribute depending on
158 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
159 (*andqi_1): Calculate mode attribute of alternative 3 depending
160 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
161 (kandn<mode>): Calculate mode attribute of alternative 2 depending
162 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
163 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
164 iterator. Calculate mode attribute of alternative 1 depending
165 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
166 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
167 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
169 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
172 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
173 * tree-vrp.c (extract_range_basic): Handle case for
176 2016-11-23 Jeff Law <law@redhat.com>
178 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
180 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
181 in boolean context warning.
183 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
185 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
188 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
189 (arm_fp16_type_node): ...This, make visibile.
190 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
192 (arm_init_simd_builtin_types): Likewise.
193 (arm_init_fp16_builtins): Likewise.
194 * config/arm/arm.c (arm_excess_precision): New.
195 (arm_floatn_mode): Likewise.
196 (TARGET_C_EXCESS_PRECISION): Likewise.
197 (TARGET_FLOATN_MODE): Likewise.
198 (arm_promoted_type): Only promote arm_fp16_type_node.
199 * config/arm/arm.h (arm_fp16_type_node): Declare.
201 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
203 * config/arm/arm.c (arm_convert_to_type): Delete.
204 (TARGET_CONVERT_TO_TYPE): Delete.
205 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
206 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
207 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
208 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
209 are in fast math mode, and have no single step hardware instruction.
210 (extendhfdf2): Only expand through SFmode if we don't have a
211 single-step hardware instruction.
212 * config/arm/vfp.md (*truncdfhf2): New.
213 (extendhfdf2): Likewise.
215 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
217 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
220 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
222 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
223 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
224 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
225 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
226 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
227 * doc/tm.texi: Regenerate.
228 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
230 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
232 * toplev.c (init_excess_precision): Delete most logic.
233 * tree.c (excess_precision_type): Rewrite to use
234 TARGET_EXCESS_PRECISION.
235 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
236 more generic fashion.
237 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
238 __STDC_WANT_IEC_60559_TYPES_EXT__.
240 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
242 * common.opt (fpermitted-flt-eval-methods): New.
243 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
244 * flag_types.h (permitted_flt_eval_methods): New.
246 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
248 * config/m68k/m68k.c (m68k_excess_precision): New.
249 (TARGET_C_EXCESS_PRECISION): Define.
251 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
253 * config/s390/s390.c (s390_excess_precision): New.
254 (TARGET_C_EXCESS_PRECISION): Define.
256 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
258 * config/i386/i386.c (ix86_excess_precision): New.
259 (TARGET_C_EXCESS_PRECISION): Define.
261 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
263 * target.def (excess_precision): New hook.
264 * target.h (flt_eval_method): New.
265 (excess_precision_type): Likewise.
266 * targhooks.c (default_excess_precision): New.
267 * targhooks.h (default_excess_precision): New.
268 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
269 * doc/tm.texi: Regenerate.
271 2016-11-23 Martin Sebor <msebor@redhat.com>
274 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
275 set the minimum number of bytes for an unknown string to zero.
277 2016-11-23 Martin Jambor <mjambor@suse.cz>
278 Martin Liska <mliska@suse.cz>
280 * hsa-builtins.def: New file.
281 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
282 * builtins.def: Include hsa-builtins.def.
283 (DEF_HSA_BUILTIN): New macro.
284 * dumpfile.h (OPTGROUP_OPENMP): Define.
285 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
286 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
287 GF_OMP_FOR_GRID_GROUP_ITER.
288 (gimple_omp_for_grid_phony): Added checking assert.
289 (gimple_omp_for_set_grid_phony): Likewise.
290 (gimple_omp_for_grid_intra_group): New function.
291 (gimple_omp_for_set_grid_intra_group): Likewise.
292 (gimple_omp_for_grid_group_iter): Likewise.
293 (gimple_omp_for_set_grid_group_iter): Likewise.
294 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
295 previosuly only distribute loop was permitted.
296 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
297 (grid_get_kernel_launch_attributes): Support multiple HSA grid
299 (grid_expand_omp_for_loop): Likewise and also support standalone
300 distribute constructs. New parameter INTRA_GROUP, updated both users.
301 (grid_expand_target_grid_body): Support standalone distribute
303 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
304 (pass_data_expand_omp_ssa): Likewise.
305 (pass_data_omp_device_lower): Likewsie.
306 (pass_data_lower_omp): Likewise.
307 (pass_data_diagnose_omp_blocks): Likewise.
308 (pass_data_oacc_device_lower): Likewise.
309 (pass_data_omp_target_link): Likewise.
310 (grid_lastprivate_predicate): New function.
311 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
313 (lower_omp_for): Support standalone distribute constructs.
314 (grid_prop): New type.
315 (grid_safe_assignment_p): Check for assignments to group_sizes, new
317 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
319 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
320 optimization info messages.
321 (grid_find_single_omp_among_assignments): Likewise.
322 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
323 (grid_parallel_clauses_gridifiable): New function.
324 (grid_inner_loop_gridifiable_p): Likewise.
325 (grid_dist_follows_simple_pattern): Likewise.
326 (grid_gfor_follows_tiling_pattern): Likewise.
327 (grid_call_permissible_in_distribute_p): Likewise.
328 (grid_handle_call_in_distribute): Likewise.
329 (grid_dist_follows_tiling_pattern): Likewise.
330 (grid_target_follows_gridifiable_pattern): Support standalone
331 distribute constructs.
332 (grid_var_segment): New enum.
333 (grid_mark_variable_segment): New function.
334 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
335 if a new argument says so.
336 (grid_process_grid_body): New function.
337 (grid_eliminate_combined_simd_part): Likewise.
338 (grid_mark_tiling_loops): Likewise.
339 (grid_mark_tiling_parallels_and_loops): Likewise.
340 (grid_process_kernel_body_copy): Support standalone distribute
342 (grid_attempt_target_gridification): New grid variable holding overall
343 gridification state. Support standalone distribute constructs and
345 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
346 * hsa.h (hsa_bb): Add method method append_phi.
347 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
348 occurences in all files too.
349 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
350 (is_a_helper <hsa_insn_br *>::test): New function.
351 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
353 (hsa_insn_signal): Make a direct descendant of
354 hsa_insn_basic. Add memorder constructor parameter and
355 m_memory_order and m_signalop member variables.
356 (hsa_insn_queue): Changed constructor parameters to common form.
357 Added m_segment and m_memory_order member variables.
358 (hsa_summary_t): Add private member function
359 process_gpu_implementation_attributes.
360 (hsa_function_summary): Rename m_binded_function to
362 (hsa_insn_basic_p): Remove typedef.
363 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
364 (hsa_op_reg_p): Remove typedef.
365 (hsa_function_representation): Change hsa_op_reg_p into plain
367 (hsa_insn_phi): Removed new and delete operators.
368 (hsa_insn_br): Likewise.
369 (hsa_insn_cbr): Likewise.
370 (hsa_insn_sbr): Likewise.
371 (hsa_insn_cmp): Likewise.
372 (hsa_insn_mem): Likewise.
373 (hsa_insn_atomic): Likewise.
374 (hsa_insn_signal): Likewise.
375 (hsa_insn_seg): Likewise.
376 (hsa_insn_call): Likewise.
377 (hsa_insn_arg_block): Likewise.
378 (hsa_insn_comment): Likewise.
379 (hsa_insn_srctype): Likewise.
380 (hsa_insn_packed): Likewise.
381 (hsa_insn_cvt): Likewise.
382 (hsa_insn_alloca): Likewise.
383 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
384 (process_gpu_implementation_attributes): New function.
385 (link_functions): Move some functionality into it. Adjust after
386 renaming m_binded_functions to m_bound_functions.
387 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
388 to the list of instructions with no output registers.
389 (get_in_type): Return this if it is a register of
391 (hsa_get_declaration_name): Moved to...
392 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
393 temporary string on an obstack instead from ggc.
394 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
395 down to two overloads.
396 (hsa_allocp_operand_address): Removed.
397 (hsa_allocp_operand_immed): Likewise.
398 (hsa_allocp_operand_reg): Likewise.
399 (hsa_allocp_operand_code_list): Likewise.
400 (hsa_allocp_operand_operand_list): Likewise.
401 (hsa_allocp_inst_basic): Likewise.
402 (hsa_allocp_inst_phi): Likewise.
403 (hsa_allocp_inst_mem): Likewise.
404 (hsa_allocp_inst_atomic): Likewise.
405 (hsa_allocp_inst_signal): Likewise.
406 (hsa_allocp_inst_seg): Likewise.
407 (hsa_allocp_inst_cmp): Likewise.
408 (hsa_allocp_inst_br): Likewise.
409 (hsa_allocp_inst_sbr): Likewise.
410 (hsa_allocp_inst_call): Likewise.
411 (hsa_allocp_inst_arg_block): Likewise.
412 (hsa_allocp_inst_comment): Likewise.
413 (hsa_allocp_inst_queue): Likewise.
414 (hsa_allocp_inst_srctype): Likewise.
415 (hsa_allocp_inst_packed): Likewise.
416 (hsa_allocp_inst_cvt): Likewise.
417 (hsa_allocp_inst_alloca): Likewise.
418 (hsa_allocp_bb): Likewise.
420 (hsa_init_data_for_cfun): Initialize obstack.
421 (hsa_deinit_data_for_cfun): Release memory of the obstack.
422 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
423 (hsa_op_reg::operator new): Likewise.
424 (hsa_op_address::operator new): Likewise.
425 (hsa_op_code_list::operator new): Likewise.
426 (hsa_op_operand_list::operator new): Likewise.
427 (hsa_insn_basic::operator new): Likewise.
428 (hsa_insn_phi::operator new): Likewise.
429 (hsa_insn_br::operator new): Likewise.
430 (hsa_insn_sbr::operator new): Likewise.
431 (hsa_insn_cmp::operator new): Likewise.
432 (hsa_insn_mem::operator new): Likewise.
433 (hsa_insn_atomic::operator new): Likewise.
434 (hsa_insn_signal::operator new): Likewise.
435 (hsa_insn_seg::operator new): Likewise.
436 (hsa_insn_call::operator new): Likewise.
437 (hsa_insn_arg_block::operator new): Likewise.
438 (hsa_insn_comment::operator new): Likewise.
439 (hsa_insn_srctype::operator new): Likewise.
440 (hsa_insn_packed::operator new): Likewise.
441 (hsa_insn_cvt::operator new): Likewise.
442 (hsa_insn_alloca::operator new): Likewise.
443 (hsa_init_new_bb): Likewise.
444 (hsa_bb::append_phi): New function.
445 (gen_hsa_phi_from_gimple_phi): Use it.
446 (get_symbol_for_decl): Fix dinstinguishing between
447 global and local functions. Put local variables into a segment
448 according to their attribute or static flag, if there is one.
449 (hsa_insn_br::hsa_insn_br): New.
450 (hsa_insn_br::operator new): Likewise.
451 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
452 (query_hsa_grid_nodim): New function.
453 (multiply_grid_dim_characteristics): Likewise.
454 (gen_get_num_threads): Likewise.
455 (gen_get_num_teams): Reimplemented.
456 (gen_get_team_num): Likewise.
457 (gen_hsa_insns_for_known_library_call): Updated calls to the above
459 (get_memory_order_name): Removed.
460 (get_memory_order): Likewise.
461 (hsa_memorder_from_tree): New function.
462 (gen_hsa_ternary_atomic_for_builtin): Renamed to
463 gen_hsa_atomic_for_builtin, can also create signals.
464 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
465 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
466 (hsa_insn_atomic): Fix function comment.
467 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
468 ancestor constructor and initialization of new member variables.
469 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
471 (hsa_get_host_function): Handle functions with no bound CPU
472 implementation. Fix binded to bound.
473 (get_brig_function_name): Likewise.
474 (HSA_SORRY_ATV): Remove semicolon after macro.
475 (HSA_SORRY_AT): Likewise.
476 (omp_simple_builtin::generate): Add missing semicolons.
477 (hsa_insn_phi::operator new): Removed.
478 (hsa_insn_br::operator new): Likewise.
479 (hsa_insn_cbr::operator new): Likewise.
480 (hsa_insn_sbr::operator new): Likewise.
481 (hsa_insn_cmp::operator new): Likewise.
482 (hsa_insn_mem::operator new): Likewise.
483 (hsa_insn_atomic::operator new): Likewise.
484 (hsa_insn_signal::operator new): Likewise.
485 (hsa_insn_seg::operator new): Likewise.
486 (hsa_insn_call::operator new): Likewise.
487 (hsa_insn_arg_block::operator new): Likewise.
488 (hsa_insn_comment::operator new): Likewise.
489 (hsa_insn_srctype::operator new): Likewise.
490 (hsa_insn_packed::operator new): Likewise.
491 (hsa_insn_cvt::operator new): Likewise.
492 (hsa_insn_alloca::operator new): Likewise.
493 (get_symbol_for_decl): Accept CONST_DECLs, put them to
495 (gen_hsa_addr): Also process CONST_DECLs.
496 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
498 (gen_hsa_unary_operation): Make sure the function does
499 not use bittype source type for firstbit and lastbit operations.
500 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
502 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
504 (emit_branch_insn): Renamed to emit_cond_branch_insn.
505 Emit the width stored in the class.
506 (emit_generic_branch_insn): New function.
507 (emit_insn): Call emit_generic_branch_insn.
508 (emit_signal_insn): Remove obsolete comment. Update
509 member variable name, pick a type according to profile.
510 (emit_alloca_insn): Remove obsolete comment.
511 (emit_atomic_insn): Likewise.
512 (emit_queue_insn): Get segment and memory order from the IR object.
513 (hsa_brig_section): Make allocate_new_chunk, chunks
514 and cur_chunk provate, add a default NULL parameter to add method.
515 (hsa_brig_section::add): Added a new parameter, store pointer to
516 output data there if it is non-NULL.
517 (emit_function_directives): Use this new parameter instead of
518 calculating the pointer itself, fix function comment.
519 (hsa_brig_emit_function): Add forgotten endian conversion.
520 (hsa_output_kernels): Remove unnecessary building of
521 kernel_dependencies_vector_type.
522 (emit_immediate_operand): Declare.
523 (emit_directive_variable): Also emit initializers of CONST_DECLs.
524 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
525 (verify_function_arguments): Properly detect variadic
527 * hsa-dump.c (hsa_width_specifier_name): New function.
528 (dump_hsa_insn_1): Dump generic branch instructions, update signal
529 member variable name. Special dumping for queue objects.
530 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
531 m_binded_functions to m_bound_functions. Copy externally visible flag
533 (ipa_hsa_write_summary): Likewise.
534 (ipa_hsa_read_section): Likewise.
536 2016-11-23 Richard Biener <rguenther@suse.de>
538 PR tree-optimization/78396
539 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
540 vectorize try vectorizing an if-converted body using BB vectorization.
542 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
543 Alan Hayward <alan.hayward@arm.com>
544 David Sherwood <david.sherwood@arm.com>
546 * rtlanal.c (subreg_get_info): Use more local variables.
547 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
548 occupies at least one register. Assume that full hard registers
549 have consistent endianness. Share previously-duplicated if block.
550 Rework the main handling so that it operates on independently-
551 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
552 to check lowpart offsets, without trying to find an equivalent
553 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
554 as a final register-endianness correction.
556 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
562 * combine.c (make_compound_operation_int): Do not convert a subreg of
563 a non-constant logical shift right to a zero_extract. Handle the case
564 where some zero bits have been shifted into the range covered by that
567 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
568 Alan Hayward <alan.hayward@arm.com>
569 David Sherwood <david.sherwood@arm.com>
571 * rtl.h (subreg_size_offset_from_lsb): Declare.
572 (subreg_offset_from_lsb): New function.
573 (subreg_size_lowpart_offset): Declare.
574 (subreg_lowpart_offset): Turn into an inline function.
575 (subreg_size_highpart_offset): Declare.
576 (subreg_highpart_offset): Turn into an inline function.
577 * emit-rtl.c (subreg_size_lowpart_offset): New function.
578 (subreg_size_highpart_offset): Likewise
579 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
581 2016-11-23 Richard Biener <rguenther@suse.de>
583 PR tree-optimization/78482
584 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
585 (remove_forwarder_block_with_phi): When merging with a loop
586 header creates a new latch reset number of iteration information
589 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
591 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
592 (*ashrsi3_extend0): ...this. Accept constant integers.
593 (*ashrsi3_extend2): Rename to...
594 (*ashrsi3_extend1): ...this.
595 (*ashrsi3_extend2): New pattern.
596 (*lshrsi3_extend1): Accept constant integers.
597 (*lshrsi3_extend2): Fix condition on operand 2.
599 2016-11-23 Martin Liska <mliska@suse.cz>
601 * config/i386/i386.c: Initialize function pointer to NULL.
603 2016-11-23 Bin Cheng <bin.cheng@arm.com>
605 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
606 for A == C1 ? A : C2 to below.
607 * match.pd: Move from above to here:
608 (cond (eq (convert1? x) c1) (convert2? x) c2)
609 -> (cond (eq x c1) c1 c2).
611 2016-11-23 Bin Cheng <bin.cheng@arm.com>
613 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
614 for A cmp C1 ? A : C2 to below, also simplify remaining code.
615 * match.pd: Move and extend simplification from above to here:
616 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
617 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
618 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
620 2016-11-23 Martin Liska <mliska@suse.cz>
621 Martin Jambor <mjambor@suse.cz>
623 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
625 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
628 * opts.c (finish_options): Set -fsyntax-only if running self tests.
630 2016-11-23 Richard Biener <rguenther@suse.de>
633 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
634 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
636 2016-11-23 Richard Biener <rguenther@suse.de>
639 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
642 2016-11-23 Richard Biener <rguenther@suse.de>
643 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
645 PR tree-optimization/78154
646 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
647 returns it's argument and the argument is nonnull.
648 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
649 ATT_RETNONNULL_NOTHROW_LEAF.
650 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
651 ATTR_RETNONNULL_NOTHROW_LEAF.
652 (BUILT_IN_STPCPY): Likewise.
653 (BUILT_IN_STPNCPY): Likewise.
654 (BUILT_IN_MEMPCPY_CHK): Likewise.
655 (BUILT_IN_STPCPY_CHK): Likewise.
656 (BUILT_IN_STPNCPY_CHK): Likewise.
657 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
658 (BUILT_IN_STRNCAT): Likewise.
659 (BUILT_IN_STRNCPY): Likewise.
660 (BUILT_IN_MEMSET_CHK): Likewise.
661 (BUILT_IN_STRCAT_CHK): Likewise.
662 (BUILT_IN_STRCPY_CHK): Likewise.
663 (BUILT_IN_STRNCAT_CHK): Likewise.
664 (BUILT_IN_STRNCPY_CHK): Likewise.
666 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
668 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
669 * fold-const.h (tree_expr_nonzero_p) : Declare.
670 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
672 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
674 * system.h (HAVE_DESIGNATED_INITIALIZERS,
675 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
677 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
678 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
679 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
681 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
684 * config/avr/constraints.md (Csp): Widen range to [-11..6].
685 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
686 of RCALLs in prologue to 3.
688 2016-11-22 Michael Collison <michael.collison@arm.com>
690 * config/aarch64/aarch64-protos.h
691 (aarch64_and_split_imm1, aarch64_and_split_imm2)
692 (aarch64_and_bitmask_imm): New prototypes
693 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
694 New overloaded function to create bit mask covering the
695 lowest to highest bits set.
696 (aarch64_and_split_imm2): New overloaded functions to create bit
697 mask of zeros between first and last bit set.
698 (aarch64_and_bitmask_imm): New function to determine if a integer
699 is a valid two instruction "and" operation.
700 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
701 allowing wider range of constants with "and" operations.
702 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
703 "and" operator from matching restricted constant range used for
704 ior and xor operators.
705 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
706 for constants in "and" operantions.
707 (UsP constraint): New DImode constraint for constants
709 * config/aarch64/iterators.md (lconst2): New mode iterator.
710 (LOGICAL2): New code iterator.
711 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
713 (aarch64_logical_and_operand): New predicate allowing extended
714 constants for "and" operations.
716 2016-11-22 Walter Lee <walt@tilera.com>
718 * config/tilegx/tilegx.md (trap): New pattern.
719 * config/tilepro/tilepro.md (trap): Likewise.
721 2016-11-22 Walter Lee <walt@tilera.com>
723 * config/tilegx/tilegx.md (*zero_extract): Use
724 define_insn_and_split instead of define_insn; Handle pos + size >
726 (*sign_extract): Likewise.
728 2016-11-22 Marek Polacek <polacek@redhat.com>
730 PR tree-optimization/78455
731 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
733 2016-11-22 Ian Lance Taylor <iant@golang.org>
737 * godump.c (go_format_type): Always pass alignment as 1 when
738 calling go_append_padding at end of struct/union.
740 2016-11-22 Jakub Jelinek <jakub@redhat.com>
743 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
744 _mm512_setzero_hi): Removed.
745 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
746 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
747 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
748 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
749 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
750 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
751 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
752 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
753 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
754 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
755 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
756 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
757 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
758 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
759 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
760 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
761 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
762 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
763 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
764 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
765 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
766 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
767 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
768 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
769 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
770 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
771 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
772 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
773 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
774 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
775 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
776 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
777 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
778 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
779 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
780 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
781 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
782 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
783 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
784 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
785 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
786 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
787 _mm512_setzero_qi or _mm512_setzero_hi.
788 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
789 _mm512_maskz_dbsad_epu8): Formatting fixes.
790 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
791 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
792 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
793 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
794 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
795 _mm512_setzero_qi or _mm512_setzero_hi.
797 2016-11-22 Nathan Sidwell <nathan@acm.org>
799 * gcc-ar.c (main): Fix indentation.
800 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
801 * ggc-page.c (move_ptes_to_front): Fix formatting.
802 * hsa-dump.c (dump_has_cfun): Fix indentation.
803 * sel-sched-ir.h: Remove trailing blank lines.
805 2016-11-22 Jakub Jelinek <jakub@redhat.com>
806 Alexander Monakov <amonakov@ispras.ru>
808 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
809 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
810 (omp_clause_code_name): Add _simt_ name.
811 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
812 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
813 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
814 (scan_omp_simd): New function.
815 (scan_omp_1_stmt): Use it in target regions if needed.
816 (omp_max_vf): Don't max with omp_max_simt_vf.
817 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
818 OMP_CLAUSE__SIMT_ is present.
819 (lower_rec_input_clauses): Compute maybe_simt from presence of
821 (lower_lastprivate_clauses): Likewise.
822 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
823 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
824 * internal-fn.def (GOMP_USE_SIMT): New internal function.
825 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
827 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
829 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
830 (expand_GOMP_SIMT_VF): New.
831 (expand_GOMP_SIMT_LAST_LANE): New.
832 (expand_GOMP_SIMT_ORDERED_PRED): New.
833 (expand_GOMP_SIMT_VOTE_ANY): New.
834 (expand_GOMP_SIMT_XCHG_BFLY): New.
835 (expand_GOMP_SIMT_XCHG_IDX): New.
836 * internal-fn.def (GOMP_SIMT_LANE): New.
838 (GOMP_SIMT_LAST_LANE): New.
839 (GOMP_SIMT_ORDERED_PRED): New.
840 (GOMP_SIMT_VOTE_ANY): New.
841 (GOMP_SIMT_XCHG_BFLY): New.
842 (GOMP_SIMT_XCHG_IDX): New.
843 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
844 (create_omp_child_function): ...here. Set "omp target entrypoint"
845 or "omp declare target" attribute based on is_gimple_omp_offloaded.
846 (omp_max_simt_vf): New. Use it...
847 (omp_max_vf): ...here.
848 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
849 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
850 (lower_omp_ordered): Likewise, for "ordered" lowering.
851 (expand_omp_simd): Add SIMT transforms.
852 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
853 (execute_omp_device_lower): New.
854 (pass_data_omp_device_lower): New.
855 (pass_omp_device_lower): New pass.
856 (make_pass_omp_device_lower): New.
857 * passes.def (pass_omp_device_lower): Position new pass.
858 * tree-pass.h (PROP_gimple_lomp_dev): Define.
859 (make_pass_omp_device_lower): Declare.
861 2016-11-22 Jakub Jelinek <jakub@redhat.com>
864 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
865 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
867 (_mm_maskz_load_epi64): Likewise.
868 (_mm_setzero_hi): Removed.
869 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
871 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
872 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
873 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
874 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
875 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
876 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
877 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
878 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
879 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
880 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
881 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
883 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
884 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
885 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
886 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
887 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
888 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
889 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
890 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
891 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
892 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
893 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
894 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
895 instead of _mm_setzero_hi.
896 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
897 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
898 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
899 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
900 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
901 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
902 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
903 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
904 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
905 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
906 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
907 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
908 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
909 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
910 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
911 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
912 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
913 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
914 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
915 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
916 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
917 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
918 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
919 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
920 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
921 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
923 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
924 instead of _mm_setzero_hi.
925 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
926 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
927 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
928 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
929 _mm_setzero_si128 instead of _mm_setzero_di.
930 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
931 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
932 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
933 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
934 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
935 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
936 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
937 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
938 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
939 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
940 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
941 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
942 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
943 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
944 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
945 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
946 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
947 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
948 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
949 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
950 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
951 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
952 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
953 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
954 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
955 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
956 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
957 _mm512_maskz_insertf32x8): Formatting fixes.
958 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
959 _mm_setzero_si128 instead of _mm_setzero_di.
960 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
961 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
962 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
963 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
964 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
965 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
966 _mm_setzero_si128 instead of _mm_setzero_di.
967 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
969 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
970 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
971 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
972 _mm_setzero_si128 instead of _mm_setzero_hi.
973 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
974 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
975 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
976 instead of _mm_setzero_di.
977 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
978 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
980 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
981 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
983 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
985 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
986 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
987 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
989 2016-11-22 Carl Love <cel@us.ibm.com>
991 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
992 equal and vector compare not equal. The vector compares take two
993 arguments of type vector bool char, vector bool short, vector bool int,
994 vector bool long long with the same return type.
995 * doc/extend.texi: Update built-in documentation file for the new
998 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1000 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1003 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1005 * config.gcc: Allow new rmprofile value for configure option
1006 --with-multilib-list.
1007 * config/arm/t-rmprofile: New file.
1008 * doc/install.texi (--with-multilib-list): Document new rmprofile value
1011 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1014 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
1015 register operand in alternatives 4,5,6.
1017 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1020 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
1021 in save register mask if it is needed.
1023 2016-11-22 Jakub Jelinek <jakub@redhat.com>
1025 PR tree-optimization/78436
1026 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
1027 (shift_bytes_in_array, shift_bytes_in_array_right,
1028 merged_store_group::apply_stores): Formatting fixes.
1029 (clear_bit_region): Likewise. Use memset.
1030 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
1031 instead of EXPR and inerted instead of inserted. Use memset instead
1032 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
1036 * expmed.c (expand_divmod): Use wide_int for computation of
1037 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
1038 Use size <= HOST_BITS_PER_WIDE_INT instead of
1039 HOST_BITS_PER_WIDE_INT >= size.
1041 PR tree-optimization/78445
1042 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
1043 any_complicated_phi, version loop even if flag_tree_loop_if_convert
1044 is 1. Formatting fix.
1046 2016-11-22 Martin Liska <mliska@suse.cz>
1049 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1050 (sem_function::get_hash): Use the new field.
1051 (sem_function::parse): Remove an argument from ctor.
1052 (sem_variable::parse): Likewise.
1053 (sem_variable::get_hash): Use the new field.
1054 (sem_item_optimizer::read_section): Use new ctor and set hash.
1055 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1056 sem_variable::sem_variable, sem_function::sem_function.
1058 2016-11-21 Jeff Law <law@redhat.com>
1061 * config/cris/cris.md: Don't call copy_to_mode_reg unless
1062 can_create_pseudo_p is true.
1064 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1067 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
1068 *rotldi3_insert_7): New define_insns.
1070 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1072 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
1073 so that DImode can be allocated to FP/vector registers in more
1074 cases, and we can avoid direct move operations. If the register
1075 needs reloading, prefer GPRs over FP/vector registers. In the
1076 case of FPR vs. Altivec registers, prefer FPR registers unless we
1077 have the ISA 3.0 reg+offset scalar instructions.
1078 (movdi_internal64): Likewise.
1080 2016-11-21 Jakub Jelinek <jakub@redhat.com>
1083 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
1084 for tmp simd array if DECL_NAME (parm) is NULL.
1086 2016-11-20 Jeff Law <law@redhat.com>
1089 * config/m68k/predicates.md (swap_peephole_relational_operator): New
1091 * config/m68k/m68k.md (relational tests against 65535/65536): New
1094 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1096 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
1098 2016-11-21 Martin Sebor <msebor@redhat.com>
1100 * doc/invoke.texi (-fprintf-return-value): Document that option
1101 is enabled by default.
1103 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1105 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
1106 for-loop declaration of loop variable.
1107 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
1108 * config/avr/avr.c (avr_popcount_each_byte)
1109 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
1110 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
1111 (avr_expand_epilogue, avr_function_arg_advance)
1112 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
1113 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
1114 (avr_adjust_reg_alloc_order, output_reload_in_const)
1115 (avr_conditional_register_usage, avr_find_unused_d_reg)
1116 (avr_map_decompose, avr_fold_builtin): Same.
1118 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1120 * config/avr/avr.c (avr_popcount): Remove static function.
1121 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
1123 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
1125 * arm.opt (mapcs-float): Delete option.
1126 * arm.c (arm_option_override): Remove hunk relating to
1128 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
1130 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
1132 * tree-tailcall.c (process_assignment): Simplify the check for
1133 a valid copy, allowing the source to be a local variable as
1134 well as an SSA name.
1135 (find_tail_calls): Allow copies between local variables to follow
1136 the call. Allow the result to be stored in any local variable,
1137 even if it's an aggregate.
1138 (eliminate_tail_call): Check whether the result is an SSA name
1139 before updating its SSA_NAME_DEF_STMT.
1141 2016-11-21 David Malcolm <dmalcolm@redhat.com>
1143 PR preprocessor/78324
1144 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1145 -ftrack-macro-expansion has a value other than 2.
1147 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
1149 PR rtl-optimization/78400
1150 * shrink-wrap.c (try_shrink_wrapping_separate): Call
1151 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
1152 and df_update_exit_block_uses.
1154 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1157 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
1158 new default-enabled warning..
1159 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
1160 (BT_PTR_CONST_STRING): Updated.
1161 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
1162 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
1163 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
1164 (strftime): Update builtin function.
1165 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
1166 * tree.h (const_tm_ptr_type_node): New type node.
1167 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
1168 const_tm_ptr_type_node.
1170 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1172 PR tree-optimization/78413
1173 * tree-if-conv.c (versionable_outer_loop_p): Require that both
1174 inner and outer loop latches have single predecessors.
1176 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
1179 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
1180 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
1182 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1184 * rtl.h: Adjust prototype.
1185 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
1186 (dead_or_set_regno_p): Likewise.
1188 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1190 * rtl.h: Adjust prototype.
1191 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
1193 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1195 * function.c (contains): Change argument type to rtx_insn *.
1196 (prologue_contains): Likewise.
1197 (epilogue_contains): Likewise.
1198 (prologue_epilogue_contains): Likewise.
1199 * function.h: Adjust prototype.
1201 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1203 * optabs.c (emit_libcall_block): Change argument type to
1205 * optabs.h: Adjust prototype.
1207 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1209 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
1210 (fixup_reorder_chain): Adjust.
1211 * cfgrtl.h: Adjust prototype.
1213 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1215 * rtl.h: Adjust prototype.
1216 * rtlanal.c (replace_label_in_insn): Change argument type to
1219 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1221 * config/v850/v850.c (expand_prologue): Adjust.
1222 (expand_epilogue): Likewise.
1223 * expr.c (init_expr_target): Likewise.
1224 * genrecog.c (print_subroutine): Always make the argument type
1226 * recog.h: Adjust prototype.
1228 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1230 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
1231 up variables to make some rtx_insn *.
1232 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
1233 * config/arc/arc.c: Likewise.
1234 * config/arm/arm.c: Likewise.
1235 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
1236 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
1238 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
1240 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1242 * config/arm/arm.c (legitimize_pic_address): Change to use
1243 rtx_insn * as the type of variables.
1244 (arm_pic_static_addr): Likewise.
1245 (arm_emit_movpair): Likewise.
1246 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1247 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
1248 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
1249 * config/frv/frv.md: Likewise.
1250 * config/i386/i386-protos.h: Likewise.
1251 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
1252 (ix86_split_fp_branch): Likewise.
1253 (predict_jump): Likewise.
1254 * config/ia64/ia64.c: Likewise.
1255 * config/mcore/mcore.c: Likewise.
1256 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
1257 * config/s390/s390.c: Likewise.
1258 * config/s390/s390.md: Likewise.
1259 * config/spu/spu.md: Likewise.
1260 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
1261 * lower-subreg.c (resolve_simple_move): Likewise.
1263 2016-11-20 Jeff Law <law@redhat.com>
1266 * reload.h (struct target_reload): Make x_double_reg_address_ok
1268 * reload.c (find_reloads_address): Check if double_reg_address_ok
1269 is true for the mode of the memory reference.
1270 * reload1.c (init_reload): Initialize double_reg_address_ok for
1273 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
1276 * tree-ssa-uninit.c: Define new global max_phi_args.
1277 (compute_uninit_opnds_pos): Use max_phi_args.
1278 (prune_uninit_phi_opnds): Same.
1279 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
1280 missing NUM_PREDS in function comment.
1281 (can_one_predicate_be_invalidated_p): New.
1282 (can_chain_union_be_invalidated_p): New.
1283 (flatten_out_predicate_chains): New.
1284 (uninit_ops_invalidate_phi_use): New.
1285 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
1287 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1289 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
1290 * match.pd (A /[ex] B CMP C): New simplifications.
1292 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
1294 * match.pd (0 / X, X / X, X % X): New simplifications.
1296 2016-11-19 Jakub Jelinek <jakub@redhat.com>
1298 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
1299 when checking if callee's isa flags are subset of caller's isa flags.
1300 Fix comment wording.
1302 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
1303 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
1304 instead and using = 0 instead of &= 0.
1306 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
1307 ix86_add_new_builtins): Formatting fixes.
1308 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
1309 (ix86_get_builtin): Likewise.
1311 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
1312 don't initialize it, don't use it for the case where it isn't
1313 provable %{z} nor using the same argument, instead move merge
1314 argument into a new pseudo and use that as target. Formatting fixes.
1316 2016-11-19 Jeff Law <law@redhat.com>
1319 * config/m68k/m68k.md (bsetdreg): New pattern.
1320 (bchgdreg, bclrdreg): Likewise.
1322 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1325 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1326 instead of force_reg.
1327 (sh_expand_setmem): Likewise.
1329 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
1331 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
1333 2016-11-18 Walter Lee <walt@tilera.com>
1335 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1336 end-of-bundle marker for consecutive barriers.
1338 2016-11-18 Walter Lee <walt@tilera.com>
1340 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1342 2016-11-18 Jakub Jelinek <jakub@redhat.com>
1345 * multiple_target.c (get_attr_len): Start with argnum and increment
1346 argnum on every arg. Use strchr in a loop instead of counting commas
1348 (get_attr_str): Increment argnum for every comma in the string.
1349 (separate_attrs): Use for instead of while loop, simplify.
1350 (expand_target_clones): Rename defenition argument to definition.
1351 Free attrs and attr_str even when diagnosing errors. Temporarily
1352 change input_location around targetm.target_option.valid_attribute_p
1353 calls. Don't emit warning or errors if that function fails.
1355 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
1358 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
1359 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
1360 abbrev_opt_base_type_end only by increasing die_abbrev, before
1362 (optimize_abbrev_table): Don't change abbrev numbers of
1363 base types and CU or optimize implicit consts in them if
1364 calc_base_type_die_sizes has been called during build_abbrev_table.
1365 (calc_base_type_die_sizes): If abbrev_opt_start, set
1366 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
1368 2016-11-18 Jeff Law <law@redhat.com>
1371 * config/m68k/m68k.c (moveq feeding equality comparison): New
1373 * config/m68k/predicates.md (addq_subq_operand): New predicate.
1374 (equality_comparison_operator): Likewise.
1376 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1378 * rtlanal.c (load_extend_op): Move to...
1379 * rtl.h: ...here and make inline.
1381 2016-11-18 Terry Guo <terry.guo@arm.com>
1382 Thomas Preud'homme <thomas.preudhomme@arm.com>
1384 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
1385 * config/arm/arm-opts.h: Include arm-flags.h.
1386 (struct arm_arch_core_flag): Define.
1387 (arm_arch_core_flags): Define.
1388 * config/arm/arm-protos.h: Include arm-flags.h
1389 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
1390 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
1391 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
1392 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
1393 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
1394 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
1395 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
1396 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
1397 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
1398 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
1399 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
1400 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
1401 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
1402 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
1403 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
1404 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
1405 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
1406 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
1407 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
1408 ARM_FSET_CPU_SUBSET): Move to ...
1409 * config/arm/arm-flags.h: This new file.
1410 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
1411 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
1412 (TARGET_MODE_SPECS): Define.
1413 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
1415 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
1417 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
1418 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
1419 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
1420 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
1421 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
1422 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
1423 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
1424 missing and make value unsigned.
1425 (arm_feature_set): Use unsigned entries instead of unsigned long.
1427 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1429 Re-apply after PR bootstrap/77359 is fixed:
1430 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1432 * explow.c (get_dynamic_stack_size): Take known alignment of stack
1433 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
1436 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1439 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
1440 variables in functions calling alloca. Also update the ASCII
1442 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
1443 (STACK_DYNAMIC_OFFSET): Likewise.
1444 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
1445 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
1448 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1449 Alan Hayward <alan.hayward@arm.com>
1450 David Sherwood <david.sherwood@arm.com>
1452 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
1453 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
1454 (add_const_value_attribute): Likewise.
1455 * explow.c (plus_constant): Likewise.
1456 * expmed.c (expand_mult, make_tree): Likewise.
1457 * expr.c (convert_modes): Likewise.
1458 * loop-doloop.c (doloop_optimize): Likewise.
1459 * postreload.c (reload_cse_simplify_set): Likewise.
1460 * simplify-rtx.c (simplify_const_unary_operation): Likewise
1461 (simplify_binary_operation_1, simplify_const_binary_operation):
1463 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
1464 * wide-int.h: Update documentation to recommend rtx_mode_t
1465 instead of std::make_pair.
1467 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
1468 Alan Hayward <alan.hayward@arm.com>
1469 David Sherwood <david.sherwood@arm.com>
1471 * tree.h (SET_DECL_MODE): New macro.
1472 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
1473 (expand_gimple_basic_block): Likewise.
1474 * function.c (split_complex_args): Likeise.
1475 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
1476 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
1477 * stor-layout.c (layout_decl, relayout_decl): Likewise.
1478 (finish_bitfield_representative): Likewise.
1479 * tree.c (make_node_stat): Likewise.
1480 * tree-inline.c (remap_ssa_name): Likewise.
1481 (tree_function_versioning): Likewise.
1482 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
1483 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
1484 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1485 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
1486 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
1487 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
1488 * varasm.c (make_debug_expr_from_rtl): Likewise.
1490 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
1492 PR rtl-optimization/71785
1493 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
1494 (duplicate_computed_gotos): New function.
1495 (pass_duplicate_computed_gotos::execute): Rewrite.
1497 2016-11-17 Jeff Law <law@redhat.com>
1500 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
1501 barrier prior to deallocating the stack.
1503 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
1505 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
1506 to make better use of cmem loads in the case where a single bit is
1508 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
1510 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
1512 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
1514 (isa_names_table): Handle new features.
1516 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
1517 Andrew Senkevich <andrew.senkevich@intel.com>
1519 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
1520 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
1521 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
1522 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
1523 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
1524 * config/i386/avx5124fmapsintrin.h: New file.
1525 * config/i386/avx5124vnniwintrin.h: Ditto.
1526 * config/i386/constraints.md (h): New constraint.
1527 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
1528 * config/i386/driver-i386.c (host_detect_local_cpu):
1529 Detect avx5124fmaps, avx5124vnniw.
1530 * config/i386/i386-builtin-types.def: Add types
1531 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
1532 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
1533 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
1534 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
1535 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
1536 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
1537 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
1538 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
1539 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
1540 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
1541 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
1542 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
1543 __builtin_ia32_vp4dpwssds_mask): New.
1544 * config/i386/i386-c.c (ix86_target_macros_internal):
1545 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
1546 * config/i386/i386-modes.def: Fixed comment typos, added new
1547 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
1548 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
1550 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
1551 (ix86_option_override_internal): Handle new options.
1552 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
1554 (ix86_expand_builtin): Handle new builtins.
1555 (ix86_additional_allocno_class_p): New.
1556 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
1557 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
1558 (reg_class): Add MOD4_SSE_REGS.
1559 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
1560 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
1561 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
1562 avx5124vnniwintrin.h.
1563 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
1564 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
1565 (define_mode_iterator IMOD4): New.
1566 (define_mode_attr imod4_narrow): Ditto.
1567 (define_insn "mov<mode>"): Ditto.
1568 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
1569 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
1570 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
1571 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
1572 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
1573 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
1574 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
1575 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
1576 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
1577 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
1578 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
1579 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
1580 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
1581 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
1582 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
1583 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
1584 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
1585 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
1586 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
1587 * genmodes.c (mode_size_inline): Extend return type.
1588 * machmode.h (mode_size, mode_base_align): Extend type.
1590 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
1593 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
1594 the appropriate checks for SFmode/DFmode load/stores in GPR
1596 (fusion_addis_mem_combo_store): Likewise.
1597 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
1598 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
1599 d-form instructions for traditional Altivec registers.
1600 (emit_fusion_p9_load): Likewise.
1601 (emit_fusion_p9_store): Likewise.
1602 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
1603 early clobber from scratch register. Do not match if the register
1604 being stored is the scratch register.
1605 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
1606 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
1607 instructions for traditional Altivec registers.
1608 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
1609 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1610 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1612 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1615 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
1616 being live in the function and lr needing to be saved. Distinguish
1617 between already saved pushable registers and registers to push.
1618 Check for LR being an available pushable register.
1620 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1622 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
1623 string input is a string constant.
1624 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
1625 via cmpstrnsi even if neither string is constant.
1627 2016-11-17 Jakub Jelinek <jakub@redhat.com>
1630 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
1631 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
1632 instead, return false if it is NULL, or doesn't fit into uhwi, or
1633 is larger or equal to targetm.max_anchor_offset.
1635 2016-11-17 Pip Cet <pipcet@gmail.com>
1636 Eric Botcazou <ebotcazou@adacore.com>
1638 PR rtl-optimization/78355
1639 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
1640 needs to deal with unaligned accesses.
1641 * doc/tm.texi: Regenerate.
1642 * lra-constraints.c (simplify_operand_subreg): Only invoke
1643 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
1645 2016-11-17 David Malcolm <dmalcolm@redhat.com>
1647 * input.c (selftest::test_lexer_string_locations_long_line): New
1649 (selftest::test_lexer_string_locations_raw_string_multiline): New
1651 (selftest::input_c_tests): Call the new functions, via
1652 for_each_line_table_case.
1654 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1656 * config/aarch64/aarch64.md (mov<mode>): Call
1657 aarch64_split_dimode_const_store on DImode constant stores.
1658 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
1660 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
1663 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1664 Richard Biener <rguenther@suse.de>
1666 PR tree-optimization/77848
1667 * tree-if-conv.c (tree_if_conversion): Always version loops unless
1668 the user specified -ftree-loop-if-convert.
1670 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
1673 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
1674 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
1675 *thumb2_strd_base_neg): Recognize insn regardless of
1676 current_tune->prefer_ldrd_strd.
1677 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
1680 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
1682 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
1685 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
1687 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
1689 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
1690 * config/arc/arc-cpus.def (quarkse_em): Add.
1691 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
1692 * config/arc/arc-opts.h (FPX_QK): Define.
1693 * config/arc/arc-tables.opt: Regenerate.
1694 * config/arc/arc.c (gen_compare_reg): Change.
1695 (arc_register_move_cost): Avoid Dy,Dx moves.
1696 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
1697 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
1698 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
1700 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
1701 (fix_truncsfsi2_fpu): Rename.
1702 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
1703 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
1704 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
1705 * config/arc/t-multilib: Regenerate.
1707 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
1709 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
1711 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
1712 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
1713 (avr_rtx_costs_1, extra_constraint_Q): Same.
1714 (avr_address_cost): Use SUBREG_P if possible.
1716 2016-11-17 Richard Biener <rguenther@suse.de>
1719 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
1720 non-local goto into CFG.
1722 2016-11-17 Richard Biener <rguenther@suse.de>
1724 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
1725 backward compatibility.
1726 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
1727 * tree-if-conv.c (pass_if_conversion::gate): Do not test
1728 flag_tree_loop_if_convert_stores.
1729 (pass_if_conversion::execute): Likewise.
1731 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1733 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
1734 const_double code before calling aarch64_float_const_zero_rtx_p.
1736 2016-11-17 Richard Biener <rguenther@suse.de>
1738 PR tree-optimization/78306
1739 * ipa-inline-analysis.c (initialize_inline_failed): Do not
1740 inhibit inlining if function calls cilk_spawn.
1741 (can_inline_edge_p): Likewise.
1743 2016-11-17 Richard Biener <rguenther@suse.de>
1746 * fold-const.c (negate_expr_p): Fix multiplication case.
1748 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
1751 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
1753 (TARGET_INIT_LIBFUNCS): Delete definition and...
1754 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
1757 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
1759 * config/netbsd-stdint.h: New.
1760 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
1761 (x86_64-*-netbsd*): Likewise.
1763 2016-11-16 Andrew PInski <apinski@cavium.com>
1765 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
1766 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
1767 flag_aarch64_verbose_cost instead of checking for details dump.
1768 (aarch64_rtx_costs_wrapper): Likewise.
1770 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1772 PR rtl-optimization/78378
1773 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
1774 inner only if pos is 0. Fix up formatting.
1776 2016-11-17 Alan Modra <amodra@gmail.com>
1778 PR rtl-optimization/78325
1779 PR rtl-optimization/70890
1780 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
1783 2016-11-16 Jason Merrill <jason@redhat.com>
1785 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
1787 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1788 Richard Biener <rguenther@suse.de>
1790 PR tree-optimization/77848
1791 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
1792 an outer loop, only save basic block aux information for the inner
1794 (versionable_outer_loop_p): New function.
1795 (tree_if_conversion): Version the outer loop instead of the inner
1796 one if the pattern will be recognized for outer-loop
1799 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
1801 * gcc/bb-reorder.c: Remove 'toplev.h' include.
1802 (pass_partition_blocks::gate): No longer check
1803 user_defined_section_attribute, instead check the function decl
1804 for a section attribute.
1805 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
1806 set user_defined_section_attribute.
1807 * gcc/final.c (rest_of_handle_final): Likewise.
1808 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
1809 * gcc/toplev.h: Remove declaration of
1810 user_defined_section_attribute.
1812 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1814 * config/mips/mips.md (casesi_internal_mips16_<mode>):
1815 Explicitly switch between JR and JRC for the table jump. Adjust
1818 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1820 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
1821 `insn_count' to 11 rather than 16.
1823 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1825 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
1826 `ltu' rather than `leu' operation in the RTL pattern
1828 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1830 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
1831 missing <d> instruction prefixes throughout. Correct
1834 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1836 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
1837 rather than R_MIPS_JALR relocation in microMIPS code. Do not
1838 cancel short delay slots in PIC call relaxation.
1840 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
1842 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
1843 general register with general register or ARM constant into SP
1846 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1849 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
1850 that loop->header == body_bb if broken_loop.
1852 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
1854 * tree-ssa-math-opts.c (bswap_replace): Remove test
1855 of SLOW_UNALIGNED_ACCESS.
1857 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
1859 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
1860 is selected. Pass -mgomp to offload compiler in OpenMP case.
1861 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
1862 declaration from nvptx.c.
1863 (nvptx_gen_shuffle): Declare.
1864 (nvptx_output_set_softstack): Declare.
1865 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
1866 (need_softstack_decl): New variable.
1867 (need_unisimt_decl): New variable.
1868 (diagnose_openacc_conflict): New. Use it...
1869 (nvptx_option_override): ...here. Handle TARGET_GOMP.
1870 (nvptx_encode_section_info): Handle "shared" attribute.
1871 (write_as_kernel): Restrict to OpenACC target regions.
1872 (init_softstack_frame): New.
1873 (nvptx_init_unisimt_predicate): New.
1874 (write_omp_entry): New. Use it...
1875 (nvptx_declare_function_name): ...here to emit OpenMP target region
1876 entrypoints. Handle TARGET_SOFT_STACK. Call
1877 nvptx_init_unisimt_predicate.
1878 (nvptx_output_set_softstack): New.
1879 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
1880 (nvptx_gen_shuffle): Export.
1881 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
1883 (nvptx_print_operand): Fix handling of instruction predicates.
1884 (nvptx_get_unisimt_master): New helper function.
1885 (nvptx_get_unisimt_predicate): Ditto.
1886 (nvptx_call_insn_is_syscall_p): Ditto.
1887 (nvptx_unisimt_handle_set): Ditto.
1888 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
1889 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
1890 (nvptx_handle_shared_attribute): New. Use it...
1891 (nvptx_attribute_table): ... here (new entry).
1892 (nvptx_record_offload_symbol): Handle NULL attributes.
1893 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
1894 (nvptx_simt_vf): New.
1895 (TARGET_SIMT_VF): Define.
1896 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
1897 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
1898 -muniform-simt option is active.
1899 (STACK_SIZE_MODE): Define.
1900 (FIXED_REGISTERS): Adjust.
1901 (SOFTSTACK_SLOT_REGNUM): New.
1902 (SOFTSTACK_PREV_REGNUM): New.
1903 (REGISTER_NAMES): Adjust.
1904 (struct machine_function): New fields.
1905 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
1906 (UNSPEC_VOTE_BALLOT): Ditto.
1907 (UNSPEC_LANEID): Ditto.
1908 (UNSPECV_NOUNROLL): Ditto.
1909 (atomic): New attribute.
1910 (predicable): New attribute. Generate predicated forms via
1912 (br_true): Mark as not predicable.
1914 (br_true_uni): Ditto.
1915 (br_false_uni): Ditto.
1917 (trap_if_true): Ditto.
1918 (trap_if_false): Ditto.
1919 (nvptx_fork): Ditto.
1920 (nvptx_forked): Ditto.
1921 (nvptx_joining): Ditto.
1922 (nvptx_join): Ditto.
1923 (nvptx_barsync): Ditto.
1924 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
1925 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
1926 (allocate_stack_<mode>): Remove unused pattern.
1927 (set_softstack_insn): New pattern.
1928 (restore_stack_block): Handle for TARGET_SOFT_STACK.
1929 (nvptx_vote_ballot): New pattern.
1930 (omp_simt_lane): Ditto.
1931 (omp_simt_last_lane): Ditto.
1932 (omp_simt_ordered): Ditto.
1933 (omp_simt_vote_any): Ditto.
1934 (omp_simt_xchg_bfly): Ditto.
1935 (omp_simt_xchg_idx): Ditto.
1936 (nvptx_nounroll): Ditto.
1937 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
1938 (atomic_exchange<mode>): Ditto.
1939 (atomic_fetch_add<mode>): Ditto.
1940 (atomic_fetch_addsf): Ditto.
1941 (atomic_fetch_<logic><mode>): Ditto.
1942 * config/nvptx/nvptx.opt (msoft-stack): New option.
1943 (muniform-simt): Ditto.
1945 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
1946 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
1947 * doc/invoke.texi (msoft-stack): Document.
1948 (muniform-simt): Document
1950 * doc/tm.texi: Regenerate.
1951 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
1952 * target.def: Define it.
1953 * target-insns.def (omp_simt_lane): New.
1954 (omp_simt_last_lane): New.
1955 (omp_simt_ordered): New.
1956 (omp_simt_vote_any): New.
1957 (omp_simt_xchg_bfly): New.
1958 (omp_simt_xchg_idx): New.
1960 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
1962 * config/mips/mips-protos.h (mips_set_text_contents_type): New
1964 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
1965 (ASM_OUTPUT_CASE_END): Likewise.
1966 * config/mips/mips.c (mips_set_text_contents_type): New function.
1967 (mips16_emit_constants): Record the pool's initial label number
1968 with the `consttable' insn. Emit a `consttable_end' insn at the end.
1969 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
1970 for `consttable' insns.
1971 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
1972 for `consttable_end' insns.
1973 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
1974 (consttable): Add operand.
1975 (consttable_end): New insn.
1977 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
1979 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
1980 * tree-if-conv.c (tree_if_conversion): Make public.
1981 * * tree-if-conv.h: New file.
1982 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
1983 dynamic alias checks for epilogues.
1984 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
1985 * tree-vect-loop.c: include tree-if-conv.h.
1986 (new_loop_vec_info): Add zeroing orig_loop_info field.
1987 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
1988 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
1989 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
1990 using passed argument.
1991 (vect_transform_loop): Check if created epilogue should be returned
1992 for further vectorization with less vf. If-convert epilogue if
1993 required. Print vectorization success for epilogue.
1994 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
1995 if it is required, pass loop_vinfo produced during vectorization of
1996 loop body to vect_analyze_loop.
1997 * tree-vectorizer.h (struct _loop_vec_info): Add new field
1999 (LOOP_VINFO_ORIG_LOOP_INFO): New.
2000 (LOOP_VINFO_EPILOGUE_P): New.
2001 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
2002 (vect_do_peeling): Change prototype to return epilogue.
2003 (vect_analyze_loop): Add argument of loop_vec_info type.
2004 (vect_transform_loop): Return created loop.
2006 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
2008 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
2009 component as used also if LR_REGNO is a live input to the bb.
2010 * df-scan.c (df_get_entry_block_def_set): Return immediately after
2011 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
2012 (df_get_exit_block_use_set): Ditto.
2013 * df.h (df_scan_flags): New enum.
2014 * shrink-wrap.c (try_shrink_wrapping_separate): Set
2015 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
2016 df_update_entry_block_defs and df_update_exit_block_uses
2017 at the start; clear the flag and call those functions at the end.
2019 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2020 Alan Hayward <alan.hayward@arm.com>
2021 David Sherwood <david.sherwood@arm.com>
2023 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
2024 nb_iterations to the number of latch iterations rather than the
2025 number of loop iterations.
2027 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2028 Alan Hayward <alan.hayward@arm.com>
2029 David Sherwood <david.sherwood@arm.com>
2031 * combine.c (maybe_swap_commutative_operands): New function.
2032 (combine_simplify_rtx): Use it.
2033 (change_zero_ext): Likewise.
2034 (make_compound_operation_int): New function, split out of...
2035 (make_compound_operation): ...here. Use
2036 maybe_swap_commutative_operands for both.
2038 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
2040 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
2041 (neon-vfpv3): New FPU, currently an alias for 'neon'.
2042 * arm/arm-tables.opt: Regenerated.
2043 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
2045 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
2046 and 'neon' are aliases for specific implementations.
2048 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2049 Alan Hayward <alan.hayward@arm.com>
2050 David Sherwood <david.sherwood@arm.com>
2052 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
2053 and use it in the final call to gen_rtx_fmt_ee.
2054 (expand_vec_cond_expr): Update accordingly.
2055 (expand_vec_cmp_expr): Likewise.
2057 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2058 Alan Hayward <alan.hayward@arm.com>
2059 David Sherwood <david.sherwood@arm.com>
2061 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2063 2016-11-16 Richard Biener <rguenther@suse.de>
2066 * gimplify.c (gimplify_function_tree): Do not instrument
2067 GNU extern inline functions.
2069 2016-11-16 Martin Liska <mliska@suse.cz>
2072 * gimplify.c (gimplify_switch_expr): Always save previous
2073 gimplify_ctxp->live_switch_vars.
2075 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
2077 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
2078 zero_extract operations to allow a movb to occur.
2079 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
2080 * testsuite/gcc.target/arc/movb-2.c: Likewise.
2081 * testsuite/gcc.target/arc/movb-5.c: Likewise.
2082 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
2085 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2086 Alan Hayward <alan.hayward@arm.com>
2087 David Sherwood <david.sherwood@arm.com>
2089 * expr.c (emit_group_load_1): Tighten check for whether an
2090 access involves only one operand of a CONCAT. Use extract_bit_field
2091 for constants if the bit range does span the whole operand.
2093 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2094 Alan Hayward <alan.hayward@arm.com>
2095 David Sherwood <david.sherwood@arm.com>
2097 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2099 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2100 Alan Hayward <alan.hayward@arm.com>
2101 David Sherwood <david.sherwood@arm.com>
2103 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
2104 all three iteration counts with an any_* test. Use a single update
2105 for each count. Fix the calculation of nb_iterations_estimate.
2107 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2109 * config/pdp11/pdp11.c: Include dbxout.h.
2111 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
2113 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
2115 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2118 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
2119 proper ranges for an SBFX instruction.
2120 (extzv_t2): Likewise for UBFX.
2122 2016-11-16 Richard Biener <rguenther@suse.de>
2124 PR tree-optimization/78348
2125 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
2126 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
2127 (classify_partition): Set PKIND_MEMCPY if dependence analysis
2128 revealed no dependency, PKIND_MEMMOVE otherwise.
2130 2016-11-16 Jakub Jelinek <jakub@redhat.com>
2133 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
2134 it points to non-NULL tree, use it instead of ubsan_create_data.
2135 (instrument_si_overflow): Handle vector signed integer overflow
2137 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
2138 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
2139 vector IFN_UBSAN_CHECK_*.
2140 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
2141 pass it through to ubsan_build_overflow_builtin.
2142 (expand_neg_overflow, expand_mul_overflow): Likewise.
2143 (expand_vector_ubsan_overflow): New function.
2144 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
2145 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
2146 (expand_arith_overflow): Adjust expand_*_overflow callers.
2148 2016-11-16 Matthias Klose <doko@ubuntu.com>
2150 * doc/install.texi: Remove references to java/libjava.
2152 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
2154 * tree-ssa-coalesce.c (register_default_def): Remove
2155 register_ssa_partition.
2156 (create_outofssa_var_map): Likewise.
2157 * tree-ssa-live.c (register_ssa_partition_check): Remove.
2158 * tree-ssa-live.h (register_ssa_partition): Likewise.
2160 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
2162 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
2163 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
2164 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
2165 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
2166 rtx when all sub-rtx are also permanent.
2167 (attr_eq): Simplify.
2168 (attr_copy_rtx): Remove.
2169 (make_canonical, get_attr_value): Use attr_equal_p.
2170 (copy_boolean): Rehash NOT.
2171 (simplify_test_exp_in_temp,
2172 optimize_attrs): Remove call to attr_copy_rtx.
2173 (attr_alt_intersection, attr_alt_union,
2174 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
2175 (make_automaton_attrs): Use attr_eq.
2177 2016-11-15 Matthias Klose <doko@ubuntu.com>
2179 * doc/install.texi: Remove references to java/libjava.
2180 * doc/sourcebuild.texi: Likewise.
2181 * doc/invoke.texi: Likewise.
2182 * doc/standards.texi: Likewise.
2184 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2185 Alan Hayward <alan.hayward@arm.com>
2186 David Sherwood <david.sherwood@arm.com>
2188 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
2190 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2191 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2192 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2193 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2194 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2195 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2196 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2198 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2199 Alan Hayward <alan.hayward@arm.com>
2200 David Sherwood <david.sherwood@arm.com>
2202 * dce.c (check_argument_store): Pass the size instead of
2203 the memory reference.
2204 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
2206 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2207 Alan Hayward <alan.hayward@arm.com>
2208 David Sherwood <david.sherwood@arm.com>
2210 * alias.c (canon_rtx): Use simplify_gen_binary.
2212 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2213 Alan Hayward <alan.hayward@arm.com>
2214 David Sherwood <david.sherwood@arm.com>
2216 * rtl.h (load_extend_op): Declare.
2217 * rtlanal.c (load_extend_op): New function.
2218 (nonzero_bits1): Use it.
2219 (num_sign_bit_copies1): Likewise.
2220 * cse.c (cse_insn): Likewise.
2221 * fold-const.c (fold_single_bit_test): Likewise.
2222 (fold_unary_loc): Likewise.
2223 * fwprop.c (free_load_extend): Likewise.
2224 * postreload.c (reload_cse_simplify_set): Likewise.
2225 (reload_cse_simplify_operands): Likewise.
2226 * combine.c (try_combine): Likewise.
2227 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
2228 subreg_lowpart_p checks.
2230 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2231 Alan Hayward <alan.hayward@arm.com>
2232 David Sherwood <david.sherwood@arm.com>
2234 * combine.c (simplify_shift_const_1): Use the number of bits
2235 in the inner mode to determine the range of the shift.
2236 When handling shifts of vectors, skip any rules that apply
2239 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2240 Alan Hayward <alan.hayward@arm.com>
2241 David Sherwood <david.sherwood@arm.com>
2243 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
2246 2016-11-15 Matthias Klose <doko@ubuntu.com>
2248 * doc/install.texi: Remove references to gcj/libjava.
2249 * doc/invoke.texi: Likewise.
2251 2016-11-15 Jeff Law <law@redhat.com>
2253 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
2254 parameter. Callers changed.
2255 (check-subpath_and_update_thread_path): Extracted from
2256 fsm_find_control_statement_thread_paths.
2257 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
2258 (handle_phi, handle_assignment): Allow any constant node, not
2261 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
2263 * config/arc/arc-arch.h: New file.
2264 * config/arc/arc-arches.def: Likewise.
2265 * config/arc/arc-cpus.def: Likewise.
2266 * config/arc/arc-options.def: Likewise.
2267 * config/arc/t-multilib: Likewise.
2268 * config/arc/genmultilib.awk: Likewise.
2269 * config/arc/genoptions.awk: Likewise.
2270 * config/arc/arc-tables.opt: Likewise.
2271 * config/arc/driver-arc.c: Likewise.
2272 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
2273 * common/config/arc/arc-common.c (arc_handle_option): Trace
2275 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
2276 options; check for supported cpu against arc-cpus.def file.
2277 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
2278 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
2279 * config/arc/arc-c.def: Add emacs local variables.
2280 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
2281 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
2282 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
2283 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
2284 (DEFAULT_arc_fpu_build): Define.
2285 (DEFAULT_arc_mpy_option): Define.
2286 * config/arc/arc-protos.h (arc_init): Delete.
2287 * config/arc/arc.c (arc_cpu_name): New variable.
2288 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
2289 (arc_arc700, arc_arc600, arc_arc601): New variable.
2290 (arc_init): Add static; remove selection of default tune value,
2291 cleanup obsolete error messages.
2292 (arc_override_options): Make use of .def files for selecting the
2293 right cpu and option configurations.
2294 * config/arc/arc.h (stdbool.h): Include.
2295 (TARGET_CPU_DEFAULT): Define.
2296 (CPP_SPEC): Remove mcpu=NPS400 handling.
2297 (arc_cpu_to_as): Declare.
2298 (EXTRA_SPEC_FUNCTIONS): Define.
2299 (OPTION_DEFAULT_SPECS): Likewise.
2300 (ASM_DEFAULT): Remove.
2301 (ASM_SPEC): Use arc_cpu_to_as.
2302 (DRIVER_SELF_SPECS): Remove deprecated options.
2303 (arc_base_cpu): Declare.
2304 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
2305 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
2307 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
2308 * config/arc/arc.md (attr_cpu): Remove.
2309 * config/arc/arc.opt (mno-mpy): Deprecate.
2310 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
2311 (mcpu=ARCHS): Remove.
2312 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
2314 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
2315 (arc_fpu): Use new defines.
2316 (mpy-option): Change to use numeric or string like inputs.
2317 * config/arc/t-arc (driver-arc.o): New target.
2318 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
2319 * config/arc/t-arc-newlib: Delete.
2320 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
2321 * doc/invoke.texi (ARC): Update arc options.
2323 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
2325 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
2326 insn at the beginning of the constant pool.
2327 (mips_insert_insn_pseudos): New function.
2328 (mips_machine_reorg2): Call it.
2329 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
2330 UNSPEC_INSN_PSEUDO enum values.
2331 (insn_pseudo, consttable): New insns.
2333 2016-11-15 Michael Matz <matz@suse.de>
2335 PR missed-optimization/77881
2336 * combine.c (simplify_comparison): Remove useless subregs
2337 also inside the loop, not just after it.
2338 (make_compound_operation): Recognize some subregs as being
2341 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
2342 Alan Hayward <alan.hayward@arm.com>
2343 David Sherwood <david.sherwood@arm.com>
2345 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
2348 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2350 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
2351 for using xxinsertw and vinsert{b,h} on ISA 3.0.
2353 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
2354 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
2355 vinsert{b,h} on ISA 3.0.
2357 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
2359 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
2360 and cmpnop in two steps: first the ones not accessed in original gimple
2361 expression in a endian independent way and then the ones not accessed
2362 in the final result in an endian-specific way.
2363 (bswap_replace): Stop doing big endian adjustment.
2365 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
2367 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
2368 (*ashl<mode>3_doubleword): Ditto.
2370 2016-11-14 Martin Liska <mliska@suse.cz>
2372 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
2374 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
2375 Richard Biener <rguenther@suse.de>
2377 * doc/invoke.texi (fgimple): Document.
2378 * dumpfile.h (TDF_GIMPLE): Add.
2379 * dumpfile.c (dump_options): Add gimple.
2380 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
2382 (dump_gimple_label): Likewise.
2383 (dump_gimple_phi): Likewise.
2384 (dump_gimple_bb_header): Likewise.
2385 (dump_phi_nodes): Likewise.
2386 (pp_cfg_jump): Likewise. Pass in dump flags.
2387 (dump_implicit_edges): Adjust.
2388 * passes.c (pass_init_dump_file): Do not dump function header
2390 * tree-cfg.c (dump_function_to_file): Dump function return type
2391 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
2393 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
2394 (dump_generic_node): Likewise.
2395 * function.h (struct function): Add pass_startwith member.
2396 * passes.c (execute_one_pass): Implement startwith.
2397 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
2398 and assign proper version for parsed ssa names.
2399 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
2400 * internal-fn.c (expand_PHI): New function.
2401 * internal-fn.h (expand_PHI): Declared here.
2402 * internal-fn.def: New defination for PHI.
2403 * tree-cfg.c (lower_phi_internal_fn): New function.
2404 (build_gimple_cfg): Call it.
2405 (verify_gimple_call): Condition for passing label as arg in internal
2407 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
2408 present PHIs with arguments.
2410 2016-11-14 Martin Liska <mliska@suse.cz>
2413 * common.opt: Add prefer-atomic as a new enum value for
2415 * coretypes.h: Likewise.
2416 * doc/invoke.texi: Document the new option value.
2417 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
2418 * tree-profile.c (tree_profiling): Select default value
2419 of -fprofile-update when 'prefer-atomic' is selected.
2421 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2423 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
2424 (cortex_a57_alu_shift): ...here.
2426 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2428 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
2430 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2431 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2432 (<optab>si3_insn_uxtw): Likewise.
2433 (<optab><mode>3_insn): Likewise.
2434 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
2435 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
2436 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
2437 (<optab><mode>): Likewise.
2438 (insv<mode>): Likewise.
2439 (andim_ashift<mode>_bfiz): Likewise.
2440 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
2441 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
2442 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
2443 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
2444 (exynos_m1_alu_p): Likewise.
2445 * config/arm/types.md: Add bfx.
2446 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
2448 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
2450 * config/aarch64/aarch64.c (cortexa57_vector_cost):
2451 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
2453 2016-11-14 Richard Biener <rguenther@suse.de>
2455 PR tree-optimization/78312
2456 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
2457 flow-sensitive info.
2459 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
2462 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
2463 * config/avr/avr.opt (-mabsdata): New option.
2464 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
2465 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
2466 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
2467 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
2468 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
2469 spec depending on AVR_ISA_LDS.
2470 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
2472 2016-11-13 Jakub Jelinek <jakub@redhat.com>
2474 * match.pd: Don't try to compare addresses of variables with
2477 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
2479 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
2480 (propagate_vr_accross_jump_function): Handle unary expressions.
2481 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2482 (load_from_param_1): New.
2483 (load_from_unmodified_param): Factor common part into load_from_param_1.
2484 (load_from_param): New.
2485 (compute_complex_assign_jump_func): Handle unary expressions.
2486 (update_jump_functions_after_inlining): Likewise.
2487 (ipa_write_jump_function): Likewise.
2488 (ipa_read_jump_function): Likewise.
2490 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2493 * doc/invoke.texi: Document Wrestrict.
2494 * pretty-print.c (pp_format): Add case for "Z" specifier.
2495 (test_pp_format): Test "Z" specifier.
2497 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
2499 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
2500 original function needs a static chain.
2502 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
2505 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
2508 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
2511 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
2512 return early if !optional_tbtab.
2514 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
2516 PR rtl-optimization/59461
2517 * doc/rtl.texi (paradoxical subregs): Add missing word.
2518 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
2519 in modes with precision larger than that of last_set_mode.
2520 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
2521 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
2522 REGs to paradoxical SUBREGs.
2523 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
2524 larger than a word before invoking LOAD_EXTEND_OP on it.
2526 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2529 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
2530 element order for little endian ordering.
2532 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
2533 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
2536 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
2539 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
2540 when calculating operand 2.
2541 (rotate to rotatex zext splitter): Ditto.
2543 2016-11-11 Jeff Law <law@redhat.com>
2545 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
2547 (stmt_uses_name_in_undefined_way): New function, extracted from
2548 find_implicit_erroneous_behavior and extended for div/mod case.
2549 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
2550 find_explicit_erroneous_behavior and extended for div/mod case.
2551 (find_implicit_erroneous_behavior): Use new helper function.
2552 (find_explicit_erroneous_behavior): Use new helper function.
2554 2016-11-11 Richard Biener <rguenther@suse.de>
2556 PR tree-optimization/71575
2557 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
2560 2016-11-11 Richard Biener <rguenther@suse.de>
2563 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2564 about uninitialized destination arg of BIT_INSERT_EXPR.
2566 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
2569 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
2570 terminology. Expand to remove ambiguity.
2572 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
2574 PR rtl-optimization/78232
2575 * combine.c (try_combine): Add a big comment about why reusing i2dest
2577 (change_zero_ext): Do not call simplify_gen_binary, do the
2578 simplifications manually.
2580 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2582 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
2583 enable HImode and QImode to go in vector registers by default if
2584 the -mvsx-small-integer option is enabled.
2585 (rs6000_secondary_reload_simple_move): Likewise.
2586 (rs6000_preferred_reload_class): Don't force integer constants to
2587 be loaded into vector registers that we can easily make into
2588 memory (or being created in the GPRs and moved over with direct move).
2589 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
2590 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
2591 vector extraction on ISA 3.0 when the scalar integer can be
2592 allocated in vector registers. Generate the VEC_SELECT directy,
2593 and don't use UNSPEC's to avoid having the scalar type in a vector
2594 register. Make the expander target registers, and let the
2595 combiner fold in results storing to memory, if the machine
2597 (vsx_extract_<mode>_di): Likewise.
2598 (vsx_extract_<mode>_p9): Likewise.
2599 (vsx_extract_<mode>_di_p9): Likewise.
2600 (vsx_extract_<mode>_store_p9): Likewise.
2601 (vsx_extract_si): Likewise.
2602 (vsx_extract_<mode>_p8): Likewise.
2603 (p9_lxsi<wd>zx): Delete, no longer used.
2604 (p9_stxsi<wd>x): Likewise.
2605 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
2606 integers in vector registers for ISA 3.0.
2607 (QHI): Update comment.
2608 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
2609 vector extract instructions in sign/zero extend.
2610 (zero_extendhi<mode>): Likewise.
2611 (extendqi<mode>): Likewise.
2612 (extendhi<mode>2): Likewise.
2613 (HImode splitter for load/sign extend in vector register): Likewise.
2614 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
2615 optimizing floating point conversions to/from small data types and
2616 rewrite it to support QImode/HImode being allowed in vector
2617 registers on ISA 3.0.
2618 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2619 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
2620 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2621 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
2622 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
2623 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
2624 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
2625 VSPLITISW on ISA 2.07.
2626 (movhi_internal): Combine movhi_internal and movqi_internal into
2627 one mov<mode>_internal with an iterator. Add support for QImode
2628 and HImode being allowed in vector registers. Make large number
2629 of attributes and constraints easier to read.
2630 (movqi_internal): Likewise.
2631 (mov<mode>_internal): Likewise.
2632 (movdi_internal64): Fix constraint to allow loading -16..15 with
2633 VSPLITISW on ISA 2.07.
2634 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
2637 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
2639 PR rtl-optimization/78241
2640 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
2641 but emit initial peel copy if niter expr is not reliable.
2643 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
2645 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
2646 (maybe_record_trace_start): If the CFI is different on the new and
2647 old paths, print out both to the dump file before ICEing.
2649 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
2651 * target.def (additional_allocno_class_p): New.
2652 * hooks.h (hook_bool_reg_class_t_false): New prototype.
2653 * hooks.c (hook_bool_reg_class_t_false): New.
2654 * ira.c (setup_allocno_and_important_classes): Use the new hook.
2655 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
2656 * doc/tm.texi: Update.
2658 2016-11-10 Jason Merrill <jason@redhat.com>
2660 * gengtype.c (new_structure): Append to structures list.
2661 (find_structure): Likewise.
2663 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
2665 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
2666 this_dir is 2. Check for this_dir non-zero before dir != this_dir
2669 2016-11-10 Jakub Jelinek <jakub@redhat.com>
2671 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
2672 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
2674 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
2675 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
2676 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
2677 teams distribute parallel for simd even to distribute and teams
2678 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
2679 OMP_CLAUSE_DEPEND_SINK case.
2680 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
2681 (omp_no_lastprivate): Removed.
2682 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
2683 (gimplify_omp_for): Likewise.
2684 (computable_teams_clause): Fail for automatic vars from current
2685 function not yet seen in bind expr.
2686 * langhooks.c (lhd_omp_scalar_p): New function.
2687 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
2688 * varpool.c (varpool_node::get_create): Set node->offloading
2689 even for DECL_EXTERNAL decls.
2690 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
2691 (LANG_HOOKS_OMP_SCALAR_P): Define.
2692 (LANG_HOOKS_DECLS): Use it.
2694 2016-11-10 Martin Liska <mliska@suse.cz>
2697 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
2698 only when SWITCH_BODY is a BIND_EXPR.
2700 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
2703 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
2704 on the context only when it has no DIE yet.
2706 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
2708 * arm.h (target_cpus): Delete.
2709 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
2710 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
2711 (all_architectures): Likewise.
2712 (arm_option_override): Adjust use of CPU enums.
2713 (arm_sched_reorder): Likewise.
2714 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
2715 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
2716 * arm/genopt.sh (processor_type): Prefix enumeration entries with
2718 * arm-tables.opt: Regenerated.
2720 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
2722 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
2724 * config/aarch64/aarch64-tune.md: Regenerated.
2725 * config/arm/arm-cores.def (falkor): New core.
2726 * config/arm/arm-tables.opt: Regenerated.
2727 * config/arm/arm-tune.md: Regenerated.
2728 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
2729 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
2730 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
2731 (ARM Options/-mtune): Likewise.
2733 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
2736 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2738 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
2739 (propagate_vr_accross_jump_function): Likewise.
2740 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2741 (load_from_param_1): New.
2742 (load_from_unmodified_param): Factor common part into load_from_param_1.
2743 (load_from_param): New.
2744 (compute_complex_assign_jump_func): Handle unary expressions.
2745 (ipa_write_jump_function): Likewise.
2746 (ipa_read_jump_function): Likewise.
2748 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
2750 * simplify-rtx.c (simplify_binary_operation_1): Simplify
2751 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
2752 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
2755 2016-11-09 David Malcolm <dmalcolm@redhat.com>
2757 * print-rtl-function.c: Include varasm.h.
2758 (print_any_param_name): New function.
2759 (print_param): New function.
2760 (print_rtx_function): Call print_param for each argument.
2761 * print-rtl.c (rtx_writer::finish_directive): New function.
2762 * print-rtl.h (rtx_writer::finish_directive): New decl.
2764 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
2767 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
2768 operand 0 as earlyclobber.
2769 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
2771 2016-11-09 Martin Liska <mliska@suse.cz>
2773 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
2775 2016-11-09 Jakub Jelinek <jakub@redhat.com>
2778 * builtins.c (expand_builtin_memcmp): Formatting fix.
2780 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
2781 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
2782 or of them, renumber other enumerators.
2783 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
2784 * doc/invoke.texi: Document -fsanitize=shift-base and
2785 -fsanitize-shift-exponent, document -fsanitize=shift as
2786 having those 2 suboptions.
2788 2016-11-09 Richard Biener <rguenther@suse.de>
2790 * fold-const.c (tree_swap_operands_p): Remove unused arg.
2791 * fold-const.c (tree_swap_operands_p): Likewise.
2792 (fold_binary_loc): Adjust.
2793 (fold_ternary_loc): Likewise.
2794 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
2795 * gimple-fold.c (fold_stmt_1): Likewise.
2796 * gimple-match-head.c (gimple_resimplify2): Likewise.
2797 (gimple_resimplify3): Likewise.
2798 (gimple_simplify): Likewise.
2799 * tree-ssa-dom.c (record_equality): Likewise.
2800 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
2801 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2802 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
2804 2016-11-09 Richard Biener <rguenther@suse.de>
2806 * tree-ssa-dom.c (canonicalize_comparison): Remove.
2807 (optimize_stmt): Remove redundant pre-propagation canonicalization
2808 of comparison operand order.
2810 2016-11-09 Martin Liska <mliska@suse.cz>
2812 * fold-const-call.c (fold_const_call): Fix the folding.
2814 2016-11-09 Richard Biener <rguenther@suse.de>
2816 * common.opt (flag_evaluation_order): Remove.
2817 * expr.c (expand_operands): Remove code guarded by
2818 flag_evaluation_order.
2819 * fold-const.c (reorder_operands_p): Remove, it always returns
2821 (negate_expr_p): Remove calls to reorder_operands_p.
2822 (fold_negate_expr): Likewise.
2823 (tree_swap_operands_p): Likewise.
2824 (fold_binary_loc): Likewise.
2826 2016-11-09 Andreas Schwab <schwab@suse.de>
2829 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
2830 insns operating on a register.
2832 2016-11-09 Richard Biener <rguenther@suse.de>
2834 PR tree-optimization/78007
2835 * tree-vect-stmts.c (vectorizable_bswap): New function.
2836 (vectorizable_call): Call vectorizable_bswap for
2837 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
2839 2016-11-09 Richard Biener <rguenther@suse.de>
2841 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
2842 Look at the DR_BASE_ADDRESS object for forcing alignment.
2844 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2846 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
2847 (propagate_vr_accross_jump_function): Likewise.
2848 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
2849 (load_from_param_1): New.
2850 (load_from_unmodified_param): Factor common part into load_from_param_1.
2851 (load_from_param): New.
2852 (compute_complex_assign_jump_func): Handle unary expressions.
2853 (ipa_write_jump_function): Likewise.
2854 (ipa_read_jump_function): Likewise.
2856 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
2859 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
2860 Also fold constant passed as argument while computing value range.
2861 (propagate_constants_accross_call): Pass param type.
2862 * ipa-prop.c: export ipa_get_callee_param_type.
2863 * ipa-prop.h: export ipa_get_callee_param_type.
2865 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
2867 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
2868 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
2870 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
2872 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
2873 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
2874 ASAN_STACK_MAGIC_MIDDLE.
2875 (asan_global_struct): Increase the size of fields.
2876 (asan_add_global): Add new field constructor.
2877 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
2878 __asan_version_mismatch_check_v8.
2880 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
2882 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
2885 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
2888 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
2889 Handle ASHIFT and LSHIFTRT.
2890 (dimode_scalar_chain::compute_convert_gain): Ditto.
2891 (dimode_scalar_chain::convert_insn): Ditto.
2893 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2895 * gimple-ssa-store-merging.c: Include selftest.h
2896 (verify_array_eq): New function.
2897 (verify_shift_bytes_in_array): Likewise.
2898 (verify_shift_bytes_in_array_right): Likewise.
2899 (verify_clear_bit_region): Likewise.
2900 (verify_clear_bit_region_be): Likewise.
2901 (store_merging_c_tests): Likewise.
2902 * selftest.h (store_merging_c_tests): Declare prototype.
2903 * selftest-run-tests.c (selftest::run_tests): Run
2904 store_merging_c_tests.
2906 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2908 * config/arm/arm.opt (mold-rtx-costs): Delete.
2909 (mnew-generic-costs): Delete.
2910 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
2911 * config/arm/arm.c (arm_rtx_costs_1): Delete.
2912 (arm_size_rtx_costs): Likewise.
2913 (arm_slowmul_rtx_costs): Likewise.
2914 (arm_fastmul_rtx_costs): Likewise.
2915 (arm_xscale_rtx_costs): Likewise.
2916 (arm_9e_rtx_costs): Likewise.
2917 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
2918 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
2919 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
2920 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
2921 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
2922 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
2923 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
2924 arm_cortex_m7_tune):
2925 Delete rtx_costs field.
2926 (arm_new_rtx_costs): Rename to...
2927 (arm_rtx_costs_internal): ... This.
2928 (arm_rtx_costs): Remove old way of doing rtx costs.
2930 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2932 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
2933 (arm_fastmul_tune): Likewise.
2934 (arm_strongarm_tune): Likewise.
2935 (arm_xscale_tune): Likewise.
2936 (arm_9e_tune): Likewise.
2937 (arm_marvell_pj4_tune): Likewise.
2938 (arm_v6t2_tune): Likewise.
2939 (arm_v6m_tune): Likewise.
2940 (arm_fa726te_tune): Likewise.
2942 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2944 PR tree-optimization/78234
2945 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
2948 2016-11-08 Martin Liska <mliska@suse.cz>
2951 * dbgcnt.def: Add new debug counter asan_use_after_scope.
2952 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
2953 with a value expr. Do not add artificial variables to
2954 live_switch_vars. Use the debug counter.
2955 (gimplify_target_expr): Use the debug counter.
2956 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
2957 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
2958 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
2960 2016-11-08 Richard Biener <rguenther@suse.de>
2962 * tree-vect-stmts.c (get_group_load_store_type): If the
2963 access is aligned do not trigger peeling for gaps.
2964 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
2965 force alignment of vars with DECL_USER_ALIGN.
2967 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
2969 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
2971 2016-11-08 Richard Biener <rguenther@suse.de>
2973 PR tree-optimization/78205
2974 * tree-vect-stmts.c (vectorizable_load): Move check whether
2975 we may run into gaps when BB vectorizing SLP permutations ...
2976 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
2977 here where we can do a more precise check.
2979 2016-11-08 Richard Biener <rguenther@suse.de>
2981 PR tree-optimization/78224
2982 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2983 Split the fallthru edge in case its successor may have PHIs.
2984 Do not free dominance info.
2986 2016-11-07 Jakub Jelinek <jakub@redhat.com>
2989 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
2990 EH info even for bzhi and pdep/pext.
2992 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
2994 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
2995 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
2997 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
2999 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
3001 * config/rs6000/vector.md (div<mode>3): Ditto.
3003 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
3005 * configure.ac (.hidden): Change to conftest_s string. Provide string
3007 (gcc_cv_ld_hidden): Yes for AIX.
3008 * configure: Regenerate.
3010 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
3012 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
3013 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
3014 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
3015 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
3016 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3017 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
3019 (rs6000_xcoff_visibility): New.
3020 (rs6000_xcoff_declare_function_name): Add visibility support.
3021 (rs6000_xcoff_asm_globalize_decl_name): New.
3022 (rs6000_xcoff_asm_output_aligned_decl_common): New.
3023 (rs6000_asm_weaken_decl): New.
3024 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
3025 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
3028 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
3031 * incpath.c (remove_dup): Also silently ignore EPERM.
3033 2016-11-07 Martin Jambor <mjambor@suse.cz>
3035 * tree.c (verify_type_variant): Use pointer comparison to check that
3036 TYPE_SIZE_UNIT match.
3038 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3041 * dse.c (dse_step5): Call scan_reads even if just
3042 insn_info->frame_read. Improve and fix dump file messages.
3045 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
3046 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
3048 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3051 * match.pd: Add following two patterns:
3052 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
3053 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
3055 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
3057 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
3058 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
3059 * rtl.h (duplicate_reg_notes): Declare.
3060 * rtlanal.c (duplicate_reg_note): New function.
3062 PR rtl-optimization/77309
3063 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
3064 don't assume an equality comparison for plain COMPARE.
3065 (simplify_comparison): Pass a more accurate code to
3066 make_compound_operation.
3068 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
3070 * target.def (compute_pressure_classes): New target hook.
3071 * doc/tm.texi.in: Document it.
3072 * doc/tm.texi: Regenerate.
3073 * ira.c (setup_pressure_classes): Call target hook if defined.
3075 2016-11-07 David Malcolm <dmalcolm@redhat.com>
3077 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
3079 (rtx_writer::print_rtx): In compact mode, omit trailing operands
3080 that have the default values.
3081 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
3083 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
3084 label string from expected dump.
3085 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
3088 2016-11-07 Jakub Jelinek <jakub@redhat.com>
3091 * alias.c (nonoverlapping_memrefs_p): If one decl is
3092 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
3094 2016-11-07 Richard Biener <rguenther@suse.de>
3097 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
3100 2016-11-07 Richard Biener <rguenther@suse.de>
3102 PR tree-optimization/78218
3103 * gimple-ssa-store-merging.c
3104 (pass_store_merging::terminate_all_aliasing_chains):
3105 Drop unused argument, fix alias check to also consider uses.
3106 (pass_store_merging::execute): Adjust.
3108 2016-11-07 Richard Biener <rguenther@suse.de>
3110 PR tree-optimization/78228
3111 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
3114 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3117 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
3118 aarch64_simd_shift_imm_<mode> predicate for operand 1.
3119 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
3120 to restrict them to an appropriate range and add FAIL check if the
3121 region they specify is out of range. Delete useless constraint
3123 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
3124 2 and 3 to restrict their range and add pattern predicate.
3126 2016-11-07 Martin Liska <mliska@suse.cz>
3128 * asan.c (enum asan_check_flags): Move the enum to header file.
3129 (asan_init_shadow_ptr_types): Make type creation more generic.
3130 (shadow_mem_size): New function.
3131 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
3132 Rewritten stack unpoisoning code.
3133 (build_shadow_mem_access): Add new argument return_address.
3134 (instrument_derefs): Instrument local variables if use after scope
3135 sanitization is enabled.
3136 (asan_store_shadow_bytes): New function.
3137 (asan_expand_mark_ifn): Likewise.
3138 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
3139 * asan.h (enum asan_mark_flags): Moved here from asan.c
3140 (asan_protect_stack_decl): Protect all declaration that need
3142 (asan_sanitize_use_after_scope): New function.
3143 (asan_no_sanitize_address_p): Likewise.
3144 * cfgexpand.c (partition_stack_vars): Consider
3145 asan_sanitize_use_after_scope in condition.
3146 (expand_stack_vars): Likewise.
3147 * common.opt (-fsanitize-address-use-after-scope): New option.
3148 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3149 Explain the parameter.
3150 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
3151 * gimplify.c (build_asan_poison_call_expr): New function.
3152 (asan_poison_variable): Likewise.
3153 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
3154 variables that have address taken.
3155 (gimplify_decl_expr): Likewise.
3156 (gimplify_target_expr): Likewise for C++ temporaries.
3157 (sort_by_decl_uid): New function.
3158 (gimplify_expr): Unpoison all variables for a label we can jump
3159 from outside of a scope.
3160 (gimplify_switch_expr): Unpoison variables defined in the switch
3162 (gimplify_function_tree): Clear asan_poisoned_variables.
3163 (asan_poison_variables): New function.
3164 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
3165 * internal-fn.c (expand_ASAN_MARK): New function.
3166 * internal-fn.def (ASAN_MARK): Declare.
3167 * opts.c (finish_options): Handle -fstack-reuse if
3168 -fsanitize-address-use-after-scope is enabled.
3169 (common_handle_option): Enable address sanitization if
3170 -fsanitize-address-use-after-scope is enabled.
3171 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
3173 * params.h: Likewise.
3174 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
3175 * sanitizer.def: Define __asan_poison_stack_memory and
3176 __asan_unpoison_stack_memory functions.
3177 * asan.c (asan_mark_poison_p): New function.
3178 (transform_statements): Handle asan_mark_poison_p calls.
3179 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
3181 2016-11-07 Tamar Christina <tamar.christina@arm.com>
3184 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
3186 2016-11-07 Martin Liska <mliska@suse.cz>
3188 * tree-profile.c (gimple_gen_time_profiler): Set proper type
3189 to time_profiler_counter_ptr.
3191 2016-11-07 Richard Biener <rguenther@suse.de>
3193 PR tree-optimization/37150
3194 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
3196 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
3197 (vect_analyze_slp_cost_1): Account for the real number of
3198 permutations emitted and for dead loads.
3199 (vect_transform_slp_perm_load): Add n_perms parameter counting
3200 the number of emitted permutations.
3201 * tree-vect-stmts.c (vectorizable_load): Adjust.
3203 2016-11-07 Richard Biener <rguenther@suse.de>
3205 PR tree-optimization/78189
3206 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
3207 alignment computation.
3209 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3211 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
3213 2016-11-05 Martin Sebor <msebor@redhat.com>
3215 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
3218 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
3222 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
3224 2016-11-04 Jakub Jelinek <jakub@redhat.com>
3227 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
3228 doesn't have rtl set.
3230 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3232 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
3233 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
3234 rs6000_gimple_fold_builtin.
3235 (rs6000_gimple_fold_builtin): New function. Add handling for
3236 early expansion of vector addition builtins.
3238 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3240 * expr.h (copy_blkmode_from_reg): Delete.
3241 * expr.c (copy_blkmode_from_reg): Make static.
3243 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
3245 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
3246 * combine.c (LOAD_EXTEND_OP): Delete.
3247 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
3248 * cse.c (LOAD_EXTEND_OP): Delete.
3249 * fold-const.c (LOAD_EXTEND_OP): Likewise.
3250 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
3251 * postreload.c (LOAD_EXTEND_OP): Delete.
3252 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
3253 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
3254 (find_reloads): Likewise.
3255 * reload1.c (eliminate_regs_1): Likewise.
3256 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
3257 (num_sign_bit_copies1): Likewise.
3259 2016-11-04 David Malcolm <dmalcolm@redhat.com>
3261 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
3262 (selftest::ix86_test_dumping_hard_regs): New function.
3263 (selftest::ix86_run_selftests): New function.
3264 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
3265 selftest::ix86_run_selftests.
3266 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
3267 * doc/tm.texi: Regenerate
3268 * selftest-rtl.h: New file.
3269 * rtl-tests.c: Include "selftest-rtl.h".
3270 (selftest::assert_rtl_dump_eq): Make non-static.
3271 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
3272 (selftest::test_dumping_regs): Update comment.
3273 * selftest-run-tests.c: Include "target.h".
3274 (selftest::run_tests): If non-NULL, call
3275 targetm.run_target_selftests.
3276 * target.def (run_target_selftests): New hook.
3278 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3280 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
3281 representative core for this architecture.
3282 * config/arm/arm-cores.def (cortex-m33): Define new processor.
3283 * config/arm/arm-tables.opt: Regenerate.
3284 * config/arm/arm-tune.md: Likewise.
3285 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
3286 valid -mcpu options.
3287 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
3289 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3291 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
3292 representative core for this architecture.
3293 * config/arm/arm-cores.def (cortex-m23): Define new processor.
3294 * config/arm/arm-tables.opt: Regenerate.
3295 * config/arm/arm-tune.md: Likewise.
3296 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
3297 this tuning parameters apply to in the comment.
3298 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
3299 valid -mcpu options.
3300 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
3302 2016-11-04 Bin Cheng <bin.cheng@arm.com>
3304 * fold-const.c (fold_cond_expr_with_comparison): Remove call
3305 to pedantic_non_lvalue_loc. Remove useless code for lvalue
3306 where cond_expr can't be a lvalue.
3308 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
3310 * config/arc/arc.c (arc_process_double_reg_moves): Use
3312 * config/arc/arc.md (movsi_insn): Disable unsupported move
3313 instructions for ARCv2 cores.
3314 (movdi): Use prepare_move_operands.
3315 (movsf, movdf): Use move_dest_operand predicate.
3316 * config/arc/constraints.md (Chs): Enable when barrel shifter is
3318 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
3319 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
3321 (dexcl_3op_peep2_insn_nores): Likewise.
3322 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
3323 (LINK_COMMAND_SPEC): Remove.
3325 2016-11-04 Richard Biener <rguenther@suse.de>
3328 * loop-invariant.c (find_exits): Record entering inner
3329 loops as possibly exiting to handle infinite sub-loops.
3330 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
3331 (fill_always_executed_in_1): Honor infinite child loops.
3333 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3336 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
3337 has already been adjusted for endianness, so don't adjust it any
3341 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
3342 ICmode unless we have standard PowerPC floating point.
3343 * config/rs6000/rs6000.md (FP iterator): Likewise.
3344 (FMOVE128 iterator): Likewise.
3346 2016-11-03 Jakub Jelinek <jakub@redhat.com>
3347 Alexandre Oliva <aoliva@redhat.com>
3348 Jason Merrill <jason@redhat.com>
3352 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
3354 * langhooks.c (lhd_type_dwarf_attribute): New function.
3355 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
3356 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
3357 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
3358 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
3359 (check_qualified_type, check_aligned_type): Call it.
3360 * dwarf2out.c (modified_type_die): Don't use type_main_variant
3361 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3362 check_base_type and check_lang_type.
3363 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
3364 return early. For pointer-to-data-member add DW_AT_use_location
3366 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
3368 (gen_type_die_with_usage): Don't use type_main_variant
3369 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
3370 check_base_type and check_lang_type. Formatting fixes. Call
3371 get_debug_type langhook.
3373 2016-11-03 Jason Merrill <jason@redhat.com>
3375 * tree.c (check_lang_type): New.
3376 (check_qualified_type): Use it.
3377 (check_aligned_type): Use it.
3378 * tree.h: Declare it.
3380 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
3382 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
3383 (arm*-freebsd*): Likewise.
3384 (arm*-*-netbsdelf*): Likewise.
3385 (arm*-*-linux*): Likewise.
3386 (arm*-*-uclinux*eabi*): Likewise.
3387 (arm*-*-phoenix*): Likewise.
3388 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
3389 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
3390 specified. Default to arm6 if target_cpu_cname is not set.
3391 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
3392 default cpu has been correctly configured.
3393 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
3394 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
3395 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
3396 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
3397 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3398 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
3399 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
3401 2016-11-03 Jiong Wang <jiong.wang@arm.com>
3403 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
3404 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
3405 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
3406 (output_cfa_loc): Support DW_CFA_val_expression.
3407 (output_cfa_loc_raw): Likewise.
3408 (output_cfi): Likewise.
3409 (output_cfi_directive): Likewise.
3410 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
3411 (dw_cfi_oprnd2_desc): Likewise.
3412 (mem_loc_descriptor): Recognize new pattern generated for value
3415 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
3417 PR rtl-optimization/78186
3418 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
3419 well, when converting to IOR.
3421 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
3423 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
3424 (vec_interleave_highv8qi): Likewise.
3426 2016-11-03 Martin Liska <mliska@suse.cz>
3428 * profile.c (instrument_values): Fix coding style.
3429 (branch_prob): Use renamed function.
3430 * tree-profile.c (init_ic_make_global_vars): Likewise.
3431 (gimple_init_edge_profiler): Rename to
3432 gimple_init_gcov_profiler.
3433 tree_time_profiler_counter variable declaration.
3434 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
3436 * value-prof.h: Remove an argument.
3438 2016-11-03 Richard Biener <rguenther@suse.de>
3440 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
3441 symtab_node::get_create.
3443 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3445 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
3446 Move comments into more natural position.
3448 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
3450 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
3451 (PTRDIFF_TYPE): Define as int.
3453 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3455 * ccmp.c (expand_ccmp_expr_1): Adjust.
3456 (expand_ccmp_expr): Likewise.
3457 (expand_ccmp_next): Likewise.
3458 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
3459 (aarch64_gen_ccmp_first): Likewise.
3460 * doc/tm.texi: Regenerate.
3461 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
3462 (gen_ccmp_next): Likewise.
3464 2016-11-03 Bin Cheng <bin.cheng@arm.com>
3466 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
3467 (vect_is_simple_reduction): Swap cond_reduction by inversion.
3469 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
3471 * config/i386/i386.c (ix86_init_libfuncs): New. Call
3472 darwin_rename_builtins here.
3473 (ix86_expand_divmod_libfunc): New.
3474 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
3475 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
3477 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
3478 Nathan Sidwell <nathan@acm.org>
3480 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
3482 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
3484 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
3486 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
3487 to format MODE_INT and MODE_PARTIAL_INT literals.
3489 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
3492 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
3493 NULL if TARGET_SPE_ABI.
3495 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3497 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
3498 clear padding bits even when they're less than a byte.
3500 2016-11-02 Richard Biener <rguenther@suse.de>
3502 * gimple-ssa-store-merging.c: Include gimplify-me.h.
3503 (imm_store_chain_info::output_merged_stores): Force base_addr
3504 to be proper GIMPLE for a MEM_REF address.
3505 (pass_store_merging::execute): Restrict negative bitpos
3506 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
3507 check. Take into account non-NULL_TREE offset if the base
3508 is already addressable.
3510 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
3512 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
3514 (aarch64_be_crypto_sha1hv4si): New pattern.
3516 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
3518 * config/aarch64/aarch64.md (add<mode>3): Remove
3519 redundant code. Don't split frame based additions.
3521 2016-11-02 Richard Biener <rguenther@suse.de>
3523 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
3524 redundant val and dest members.
3525 (store_immediate_info::store_immediate_info): Adjust.
3526 (merged_store_group::merged_store_group): Adjust.
3527 (merged_store_group::apply_stores): Likewise.
3528 (struct imm_store_chain_info): Add base_addr field.
3529 (imm_store_chain_info::imm_store_chain_info): New constructor.
3530 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
3531 (imm_store_chain_info::output_merged_store): Likewise. Use
3532 addr_base which is already the address.
3533 (imm_store_chain_info::output_merged_stores): Likewise.
3534 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
3535 imm_store_chain_info instead of base. Fix alias check.
3536 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
3537 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
3538 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
3539 use the address of the base and adjust for other changes.
3541 2016-11-02 Martin Liska <mliska@suse.cz>
3543 * fold-const-call.c (host_size_t_cst_p): Test whether
3544 t is convertible to size_t.
3546 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3548 PR tree-optimization/78170
3549 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
3550 introduced by native_encode_expr on little-endian as well.
3552 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3554 PR tree-optimization/78162
3555 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
3558 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3560 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
3562 (aarch64_next_callee_save): Likewise.
3563 (aarch64_pushwb_single_reg): Likewise.
3564 (aarch64_gen_storewb_pair): Likewise.
3565 (aarch64_push_regs): Likewise.
3566 (aarch64_gen_loadwb_pair): Likewise.
3567 (aarch64_pop_regs): Likewise.
3568 (aarch64_gen_store_pair): Likewise.
3569 (aarch64_gen_load_pair): Likewise.
3570 (aarch64_save_callee_saves): Likewise.
3571 (aarch64_restore_callee_saves): Likewise.
3573 2016-11-02 Richard Biener <rguenther@suse.de>
3575 PR tree-optimization/78035
3576 PR tree-optimization/77964
3577 * gimple-pretty-print.c (pp_points_to_solution): Print
3578 vars_contains_interposable.
3579 * tree-ssa-alias.c: Include varasm.h.
3580 (ptrs_compare_unequal): Check vars_contains_interposable and
3581 decl_binds_to_current_def_p.
3582 (dump_points_to_solution): Dump vars_contains_interposable.
3583 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
3585 * tree-ssa-structalias.c: Include varasm.h.
3586 (set_uids_in_ptset): Record whether vars contains a
3587 not decl_binds_to_current_def_p variable in vars_contains_interposable.
3588 (ipa_escaped_pt): Update initializer.
3590 2016-11-02 Richard Biener <rguenther@suse.de>
3592 PR tree-optimization/78047
3593 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
3594 fake field at offset zero conservatively regarding to may_have_pointers.
3596 2016-11-02 Richard Biener <rguenther@suse.de>
3598 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
3599 infer_value_range on stmt ops and update value-ranges.
3600 Dump visited stmts and blocks.
3601 (evrp_dom_walker::push_value_range): Dump changes.
3602 (evrp_dom_walker::pop_value_range): Likewise.
3603 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
3605 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3607 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
3609 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
3611 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3613 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
3614 and adjust for that.
3615 * cfgrtl.h (delete_insn_chain): Adjust prototype.
3617 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3619 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
3621 (transcode_memory_rtx): Likewise.
3622 (move_to_acc): Likewise.
3623 (move_from_acc): Likewise.
3624 (move_acc_to_reg): Likewise.
3625 (move_to_x): Likewise.
3626 (move_to_hl): Likewise.
3627 (move_to_de): Likewise.
3628 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
3629 (rs6000_emit_savres_rtx): Likewise.
3630 (rs6000_emit_prologue): Likewise.
3631 * reorg.c (update_reg_unused_notes): Likewise.
3632 * rtl.h (remove_note): Adjust prototype.
3633 * rtlanal.c (remove_note): Make argument type rtx_insn *.
3635 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3637 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
3638 variables so some can be rtx_insn *.
3639 (alpha_emit_xfloating_libcall): Likewise.
3640 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
3641 (mips_legitimize_tls_address): Likewise.
3642 * optabs.c (expand_binop): Likewise.
3643 * reload1.c (gen_reload): Likewise.
3645 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3647 * reorg.c (relax_delay_slots): Split up the trial variable.
3649 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3651 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
3652 of variables rtx_insn *.
3653 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
3654 (legitimize_tls_address): Likewise.
3655 * config/bfin/bfin.c (hwloop_optimize): Likewise.
3656 (bfin_gen_bundles): Likewise.
3657 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3658 (c6x_reorg): Likewise.
3659 * config/frv/frv.c (frv_reorder_packet): Likewise.
3660 * config/i386/i386.c (ix86_split_idivmod): Likewise.
3661 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
3662 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
3663 * config/mn10300/mn10300.c: Likewise.
3664 * config/rl78/rl78.c: Likewise.
3665 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
3666 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
3667 (sh_expand_cmpnstr): Likewise.
3668 (sh_expand_strlen): Likewise.
3669 (sh_expand_setmem): Likewise.
3670 * config/sh/sh.md: Likewise.
3671 * emit-rtl.c (emit_pattern_before): Likewise.
3672 * except.c: Likewise.
3673 * final.c: Likewise.
3676 2016-11-01 Jason Merrill <jason@redhat.com>
3678 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
3679 a COND_EXPR with constant condition.
3681 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3683 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
3684 and its initialization.
3686 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3688 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
3691 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3693 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
3694 argument, don't call add_linkage_name if it is true.
3695 (gen_variable_die): For C++ inline static data members, consider the
3696 initial call when old_die is NULL to be declaration and call
3697 add_name_and_src_coords_attributes in that case with true as
3698 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
3699 (gen_member_die): For C++ inline static data members, emit a
3700 definition DIE right away in DW_TAG_compile_unit context.
3702 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
3705 * config/pa/pa.md: Add new shift/add patterns to handle
3706 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
3708 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
3710 * config/xtensa/xtensa-protos.h
3711 (xtensa_use_return_instruction_p): New prototype.
3712 * config/xtensa/xtensa.c (xtensa_current_frame_size,
3713 xtensa_callee_save_size): Remove.
3714 (struct machine_function): Add new fields: current_frame_size,
3715 callee_save_size, frame_laid_out and epilogue_done.
3716 (compute_frame_size, xtensa_expand_prologue,
3717 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
3718 cfun->machine->callee_save_size and xtensa_current_frame_size
3719 with cfun->machine->current_frame_size.
3720 (compute_frame_size): Update cfun->machine->frame_laid_out and
3721 don't update frame layout after reload completion.
3722 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
3723 instead of zeroing xtensa_current_frame_size.
3724 (xtensa_use_return_instruction_p): New function.
3725 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
3727 (INITIAL_ELIMINATION_OFFSET): Use return value of
3728 compute_frame_size instead of xtensa_current_frame_size value.
3729 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
3730 function xtensa_use_return_instruction_p instead of inline code.
3732 2016-11-01 Jakub Jelinek <jakub@redhat.com>
3734 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
3735 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
3736 * dwarf2out.c (rnglist_idx): New variable.
3737 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
3738 (DEBUG_RNGLISTS_SECTION): Define.
3739 (ranges_base_label): New variable.
3740 (size_of_die) <case dw_val_class_range_list>: If using
3741 DW_FORM_rnglistx, count size of uleb128 of range list index.
3742 (value_format) <case dw_val_class_range_list>: For
3743 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
3744 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
3745 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
3746 (add_ranges_num): Remove useless prototype. Don't multiply
3747 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
3748 for new fields added to dw_ranges struct.
3749 (add_ranges): Add maybe_new_sec argument and pass it
3750 through to add_ranges_num.
3751 (note_rnglist_head): New function.
3752 (add_ranges_by_labels): Pass true as maybe_new_sec to
3753 add_ranges_num, call note_rnglist_head on the head of the list.
3754 (output_ranges): Add function comment. Switch to
3755 .debug_ranges section here and emit .Ldebug_ranges0 label.
3756 (index_rnglists, output_rnglists): New functions.
3757 (gen_subprogram_die): Formatting fixes.
3758 (add_high_low_attributes): Don't divide offsets
3759 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
3760 first list element or when pointing into the middle of
3761 a list. Pass true as second argument to add_ranges on the
3762 first block fragment after cold/hot section switch.
3763 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
3764 section instead of .debug_ranges. Initialize
3765 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
3766 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
3767 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
3768 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
3769 Call output_rnglists for -gdwarf-5.
3770 (dwarf2out_c_finalize): Clear rnglist_idx.
3772 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
3774 * combine.c (simplify_compare_const): Add gcc_fallthrough.
3776 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
3777 Tamar Christina <tamar.christina@arm.com>
3779 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
3780 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
3781 (vmaxnmq_f32): Likewise.
3782 (vminnm_f32): Likewise.
3783 (vminnmq_f32): Likewise.
3784 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
3786 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
3789 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3791 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
3792 binary floating point types supported by the hardware except for
3794 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
3795 vector instruction for optimizing extracting a SImode from a
3796 V4SImode vector and converting it to floating point.
3797 (vsx_xvcvuxwdp_df): Likewise.
3798 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
3799 registers to be any VSX register. Move stores to the end of the
3801 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
3802 to optimize extracting a SImode from a V4SImode vector and
3803 converting it to a binary floating point type supported by the
3804 hardware. Use the vector converts instead of extracting the
3805 element, sign extending it, and then converting it to double.
3806 Other floating point types than double first convert to double,
3807 then the double is converted to that type.
3808 (vsx_extract_si_<uns>float_<mode>): Likewise.
3810 2016-10-31 Andrew Pinski <apinski@cavium.com>
3812 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
3813 Rewrite handling of part num to handle the case where
3814 multiple implementers share the same part num.
3816 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
3817 Jakub Jelinek <jakub@redhat.com>
3819 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
3820 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
3822 2016-10-31 Jakub Jelinek <jakub@redhat.com>
3824 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
3825 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
3826 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
3827 (is_cu_die, is_unit_die): Likewise.
3828 (should_move_die_to_comdat, break_out_comdat_types): Adjust
3829 comments for DWARF5 DW_UT_type units.
3830 (output_compilation_unit_header): Add UT argument, output
3831 start of DWARF5 .debug_info section header.
3832 (output_comp_unit): Add dwo_id argument. Adjust
3833 output_compilation_unit_header caller, for DW_UT_split_compile
3834 emit dwo_id field, otherwise padding1. Emit padding2 field.
3835 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
3836 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
3837 (output_skeleton_debug_sections): Add dwo_id argument, for
3838 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
3839 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
3840 DW_UT_type or DW_UT_split_type units rather than .debug_types.
3841 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
3842 DW_TAG_compile_unit for skeleton unit die. Don't add
3843 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
3844 address to output_comp_unit and output_skeleton_debug_sections.
3846 * dwarf2out.c (debug_line_str_section): New variable.
3847 (debug_line_str_hash): Likewise.
3848 (DEBUG_LINE_STR_SECTION): Define.
3849 (set_indirect_string): Handle DW_FORM_line_strp like
3851 (find_string_form): Fix up formatting.
3852 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
3854 (output_die): Handle DW_FORM_line_strp.
3855 (DWARF5_USE_DEBUG_LINE_STR): Define.
3856 (output_line_string): New function.
3857 (output_file_names): Add -gdwarf-5 support.
3858 (output_line_info): Likewise.
3859 (init_sections_and_labels): Initialize debug_line_str_section.
3860 (output_indirect_string): Change 2nd argument from void *
3861 to enum dwarf_form form, compare with form rather than
3863 (output_indirect_strings): Pass DW_FORM_strp to
3864 output_indirect_string traversion.
3865 (dwarf2out_finish): Output .debug_line_str strings.
3866 (dwarf2out_c_finalize): Clear debug_line_str_section and
3867 debug_line_str_hash.
3869 2016-10-31 Tom Tromey <tom@tromey.com>
3872 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
3873 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
3874 DW_OP_GNU_push_tls_address case.
3875 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
3877 2016-10-31 Jakub Jelinek <jakub@redhat.com>
3879 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
3880 for frame_offset_rel bit.
3881 (struct array_descr_info): Add rank field.
3882 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
3883 and placeholder_seen fields.
3884 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
3885 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
3886 DW_OP_pick 1 into DW_OP_over.
3887 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
3888 gen_variant_part): Clear placeholder_{arg,seen}.
3889 (loc_list_from_tree_1): Drop const from context argument.
3890 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
3891 (loc_list_for_address_of_addr_expr_of_indirect_ref,
3892 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
3894 (add_scalar_info): Drop const from context argument. Handle
3895 context->placeholder_arg.
3896 (add_bound_info): Drop const from context argument.
3897 (gen_descr_array_type_die): Drop const from ctx variable.
3898 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
3899 attribute and use a single DW_TAG_generic_subrange instead of
3900 7 DW_TAG_subrange_type for assumed rank arrays.
3902 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
3903 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
3904 from bool to 1-bit uchar bitfield. Add num_assigned and
3905 offset_emitted bitfields.
3906 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
3907 for dw_val_class_lineptr and dw_val_class_macptr. Handle
3908 dw_val_class_loclistsptr.
3909 (new_addr_loc_descr): Fix up formatting.
3910 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
3911 (add_AT_low_high_pc): Fix up formatting.
3912 (add_AT_loclistsptr): New function.
3913 (AT_lbl): Allow dw_val_class_loclistsptr.
3914 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
3915 Handle dw_val_class_loclistsptr.
3916 (loc_list_idx): New variable.
3917 (output_loclists_offsets, assign_location_list_indexes): New
3919 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
3920 add size_of_uleb128 of the index. Drop never used
3921 dwarf_split_debug_info AT_index handling. Handle
3922 dw_val_class_loclistsptr.
3923 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
3924 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
3925 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
3926 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
3927 DW_FORM_loclistx indexes.
3928 (output_attr_index_or_value): Fix up formatting. Don't handle
3929 dw_val_class_loc_list here.
3930 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
3931 For dw_val_class_loc_list call output_loc_list_offset rather than
3932 output_attr_index_or_value.
3933 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
3934 or .debug_loclists.dwo section name for debug_loc_section.
3935 (resolve_addr_in_expr): Formatting fix.
3936 (index_location_lists): Likewise.
3937 (dwarf2out_finish): If there are any location lists, for
3938 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
3939 index_location_lists only if have_location_lists. Call
3940 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
3941 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
3942 -gsplit-dwarf also emit offset table.
3944 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
3945 (size_of_die, value_format, output_die): Use
3946 DW_FORM_data16 for 128-bit dw_val_class_const_double or
3947 dw_val_class_wide_int.
3949 * dwarf2out.c (dwarf_op): Renamed to ...
3950 (dwarf_OP): ... this.
3951 (convert_descriptor_to_mode, scompare_loc_descriptor,
3952 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
3953 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
3955 (dwarf_AT, dwarf_TAG): New functions.
3956 (check_die): Disallow DW_AT_call_all_calls next to
3957 DW_AT_GNU_all_call_sites.
3958 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
3959 and attributes instead of the corresponding GNU tag and attributes.
3960 (gen_subprogram_die): Likewise. Emit call site information even
3961 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
3962 DW_AT_defaulted in comment.
3963 (resolve_addr): Handle DW_AT_call_origin attribute on
3964 DW_TAG_call_site DIE like DW_AT_abstract_origin on
3965 DW_TAG_GNU_call_site DIE.
3967 * dwarf2out.c (dwarf_op): New function.
3968 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
3969 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
3970 (output_loc_operands, output_loc_operands_raw): Likewise.
3971 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
3972 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
3973 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
3974 if dwarf_version < 5.
3975 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
3977 (scompare_loc_descriptor, ucompare_loc_descriptor,
3978 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
3979 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
3980 optimize_location_into_implicit_ptr): Likewise. Only punt for
3981 !dwarf_strict if dwarf_version < 5.
3982 (string_cst_pool_decl): Adjust comment.
3983 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
3985 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
3986 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
3987 (struct dw_val_node): Add val_file_implicit field.
3988 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
3989 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
3990 output_die): Handle dw_val_class_const_implicit,
3991 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
3992 (abbrev_die_table): Change into va_gc vec.
3993 (abbrev_die_table_allocated, abbrev_die_table_in_use,
3994 ABBREV_DIE_TABLE_INCREMENT): Remove.
3995 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
3996 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
3998 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
3999 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
4001 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
4003 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
4005 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
4007 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
4008 unit. Call optimize_abbrev_table.
4009 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
4010 abbrev_die_table being a va_gc vec.
4012 PR tree-optimization/77860
4013 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
4014 also integral complex and vector constants.
4016 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
4017 optimize_macinfo_range, save_macinfo_strings): Replace
4018 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
4019 (output_macinfo): Likewise. Emit .debug_macro* rather than
4020 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
4021 (init_sections_and_labels): Use .debug_macro* labels rather than
4022 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
4023 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
4024 or DW_AT_GNU_macros for -gdwarf-5.
4026 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
4028 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
4030 2016-09-11 Le-Chun Wu <lcwu@google.com>
4031 Mark Wielaard <mjw@redhat.com>
4033 * common.opt (Wshadow=global): New option. Default for -Wshadow.
4034 (Wshadow=local): New option.
4035 (Wshadow-local): Hidden alias for -Wshadow=local.
4036 (Wshadow=compatible-local): New option.
4037 (Wshadow-compatible-local): Hidden alias for
4038 -Wshadow=compatible-local.
4039 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
4040 Wshadow=compatible-local.
4042 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4044 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
4045 Check slp defs for COND_EXPR by swapping/inverting operands if the
4046 new parameter SWAP indicates so.
4047 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
4048 is isomorphic to the first stmt via swapping/inverting. Store swap
4049 information in the new parameter SWAP.
4050 (vect_build_slp_tree): New local array SWAP and pass it to function
4051 vect_build_slp_tree_1. Cleanup result handling code for function
4052 call to vect_get_and_check_slp_defs. Skip operand swapping if the
4053 order of operands has been fixed as indicated by SWAP[i].
4055 2016-10-31 Bin Cheng <bin.cheng@arm.com>
4057 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
4058 unnecessary data dependence check after visited store stmt.
4060 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4062 PR tree-optimization/71915
4063 PR tree-optimization/71490
4064 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
4066 (find_basis_for_base_expr): Require stride types to match when
4068 (alloc_cand_and_find_basis): Record the stride type.
4069 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
4070 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
4071 the expressions having those types.
4072 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
4073 (create_mul_ssa_cand): Likewise.
4074 (create_mul_imm_cand): Likewise.
4075 (create_add_ssa_cand): Likewise.
4076 (create_add_imm_cand): Likewise.
4077 (legal_cast_p_1): Change interface to accept types rather than the
4078 expressions having those types.
4079 (legal_cast_p): Pass types to legal_cast_p_1.
4080 (slsr_process_cast): Pass stride type to
4081 alloc_cand_and_find_basis.
4082 (slsr_process_copy): Likewise.
4083 (dump_candidate): Display stride type when a cast exists.
4084 (create_add_on_incoming_edge): Introduce a cast when necessary for
4086 (analyze_increments): Change the code checking for invalid casts
4087 to rely on the stride type, and update the documentation and
4088 example. Change the code checking for pointer multiplies to rely
4090 (insert_initializers): Introduce a cast when necessary for the
4091 stride type. Use the stride type for the type of the initializer.
4093 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4095 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
4097 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4099 PR rtl-optimization/77919
4100 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
4101 into memory if both modes are complex and their inner modes have the
4102 same precision. If the two modes are different complex modes, convert
4103 each part separately and generate a new CONCAT.
4105 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4107 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
4109 2016-10-29 Jakub Jelinek <jakub@redhat.com>
4112 * gimple-ssa-store-merging.c
4113 (imm_store_chain_info::output_merged_store): Use build_aligned_type
4114 instead of SET_TYPE_ALIGN on shared integral type.
4116 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
4118 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4119 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
4122 2016-10-28 Jeff Law <law@redhat.com>
4124 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
4125 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
4127 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4129 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
4131 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4133 * target.def (min_arithmetic_precision): New hook.
4134 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
4135 * doc/tm.texi: Regenerate.
4136 * internal-fn.c (expand_arith_overflow): Adjust handling of target
4137 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
4138 * targhooks.c (default_min_arithmetic_precision): New function.
4139 * targhooks.h (default_min_arithmetic_precision): Declare.
4140 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
4141 (sparc_min_arithmetic_precision): New function.
4143 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4146 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
4147 Swap commutative operands in new RTL if needed. Handle zero_ext
4149 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
4152 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4153 Kugan Vivekanandarajah <kuganv@linaro.org>
4154 Jim Wilson <jim.wilson@linaro.org>
4156 PR tree-optimization/43721
4157 * target.def: New hook expand_divmod_libfunc.
4158 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
4159 * doc/tm.texi: Regenerate.
4160 * internal-fn.def: Add new entry for DIVMOD ifn.
4161 * internal-fn.c (expand_DIVMOD): New.
4162 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
4164 (widen_mul_stats): Add new field divmod_calls_inserted.
4165 (target_supports_divmod_p): New.
4166 (divmod_candidate_p): Likewise.
4167 (convert_to_divmod): Likewise.
4168 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
4169 renumber_gimple_stmt_uids at beginning of function. Call
4170 convert_to_divmod and record stats for divmod.
4171 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
4172 TARGET_EXPAND_DIVMOD_LIBFUNC.
4173 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
4176 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
4177 Segher Boessenkool <segher@kernel.crashing.org>
4179 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
4180 swapping the arms of the branch.
4181 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
4182 sequence for the generic signed-signed-signed case.
4184 2016-10-28 Jeff Law <law@redhat.com>
4186 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
4188 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4190 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
4192 PR rtl-optimization/78029
4193 * function.c (prologue_contains, epilogue_contains): New functions.
4194 (record_prologue_seq, record_epilogue_seq): New functions.
4195 * function.h (prologue_contains, epilogue_contains,
4196 record_prologue_seq, record_epilogue_seq): New declarations.
4197 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
4198 mixing prologue and epilogue insns.
4199 (init_deps): Initialize the new fields in struct deps_desc.
4200 * sched-int.h (struct deps_desc): New fields last_prologue,
4201 last_epilogue, and last_logue_was_epilogue.
4202 * shrink-wrap.c (emit_common_heads_for_components): Record all
4203 emitted prologue and epilogue insns.
4204 (emit_common_tails_for_components): Ditto.
4205 (insert_prologue_epilogue_for_components): Ditto.
4207 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4210 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
4211 * common.opt (fstore-merging): New Optimization option.
4212 * opts.c (default_options_table): Add entry for
4213 OPT_ftree_store_merging.
4214 * fold-const.h (can_native_encode_type_p): Declare prototype.
4215 * fold-const.c (can_native_encode_type_p): Define.
4216 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
4217 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4218 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
4219 * passes.def: Insert pass_tree_store_merging.
4220 * tree-pass.h (make_pass_store_merging): Declare extern
4222 * gimple-ssa-store-merging.c: New file.
4223 * doc/invoke.texi (Optimization Options): Document
4225 (--param documentation): Document store-merging-allow-unaligned
4226 and max-stores-to-merge.
4228 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
4231 * gimplify.c (gimplify_init_constructor): Move emit of constructor
4232 assignment to earlier in the if/else logic.
4234 2016-10-28 Richard Biener <rguenther@suse.de>
4238 * fold-const.c (make_bit_field_ref): Only adjust alias set
4239 when the original alias set was zero.
4241 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4243 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
4244 (s390_adjust_loops): New function.
4245 (s390_reorg): Invoke s390_adjust_loops.
4246 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
4247 ("osc_break"): New insn definition.
4249 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4251 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
4252 * config.gcc: Support alternate archXX cpu levels with
4253 --with-arch= and --with-tune=.
4254 * config/s390/linux.h: Translate new archXX cpu levels to the
4255 original names when calling GAS.
4256 * config/s390/tpf.h: Likewise.
4257 * doc/invoke.texi: Document the alternate cpu level names.
4259 2016-10-28 Jakub Jelinek <jakub@redhat.com>
4261 PR rtl-optimization/77919
4262 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
4263 MEM if mode1 is not a complex mode.
4265 PR rtl-optimization/78132
4266 * ree.c (combine_reaching_defs): Give up if copy_needed and
4267 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
4269 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
4271 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
4273 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4275 * config/rs6000/constraints.md (wH constraint): Add new
4276 constraints for allowing 32-bit integers (and eventually 8/16-bit
4277 integers) into the vector registers.
4278 (wI constraint): Likewise.
4279 (wJ constraint): Likewise.
4280 (wK constraint): Likewise.
4281 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
4282 -mvsx-small-integer as a default option for ISA 2.07
4284 (POWERPC_MASKS): Likewise.
4285 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
4286 switch to turn off small integer support in vector registers.
4287 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
4288 test for -mupper-regs-di, since it is already done with the
4289 reg_add[mode].scalar_in_vsx_p. Add support for the switch
4290 -mvsx-small-integer.
4291 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
4293 (rs6000_setup_reg_addr_masks): Likewise.
4294 (rs6000_init_hard_regno_mode_ok): Likewise.
4295 (rs6000_option_override_internal): Add consistency checks for
4296 -mvsx-small-integer.
4297 (rs6000_secondary_reload_simple_move): SImode is a simple move if
4298 -mvsx-small-integer.
4299 (rs6000_secondary_reload): Use std::swap.
4300 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
4301 VSX_REGS for small integers in vector registers, since there is no
4302 D-FORM address mode for such types.
4303 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
4304 (rs6000_opt_masks): Add -mvsx-small-integer.
4305 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
4307 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
4308 extracts can be done on ISA 2.07.
4309 (vsx_extract_<mode>): Add support for small integers in vsx
4311 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
4312 longer support V4SImode in this pattern.
4313 (vsx_extract_si): New insn to support extraction of SImode in ISA
4314 2.07 using either xxextractuw or vspltw.
4315 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
4316 longer support V4SImode in this pattern.
4317 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
4318 wJ, and wK constraints.
4319 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
4320 storing SDmode with VSX instructions.
4321 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
4322 GPR load and before the FPR and VSX loads. Remove ??, ! from the
4323 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
4324 small integers in vector registers.
4325 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
4326 load and before the FPR and VSX loads. Remove ??, ! from the
4327 constraints. Add VEXTSW2D support for small integers in vector
4329 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
4330 integers in vector registers.
4331 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
4332 move instead of using an UNSPEC.
4333 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
4334 integers in vector registers.
4335 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
4336 move instead of using an UNSPEC.
4337 (movsi_internal1): Add support for -mvsx-small-integer. Align
4338 columns so that it is more readable.
4339 (SImode splitter for ISA 3.0 constants): Add splitter for
4340 -128..127 constants that can easily be constructed on ISA 3.0.
4341 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
4344 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4347 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
4350 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
4352 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
4353 PIC_OFFSET_TABLE_REGNUM twice.
4355 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4357 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
4358 support for constant operand for OP.
4360 2016-10-27 Jakub Jelinek <jakub@redhat.com>
4362 * dwarf2out.c (gen_member_die): Only reparent_child instead of
4363 splice_child_die if child doesn't have DW_AT_specification attribute.
4365 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4367 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
4368 (TARGET_HAVE_LDREXBH): Likewise.
4369 (TARGET_HAVE_LDACQ): Likewise.
4371 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4373 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
4374 logic to to decide whether to copy over old value to register for new
4376 * config/arm/sync.md: Add comments explaning why mode and code
4377 attribute are not defined in iterators.md
4378 (thumb1_atomic_op_str): New code attribute.
4379 (thumb1_atomic_newop_str): Likewise.
4380 (thumb1_atomic_fetch_op_str): Likewise.
4381 (thumb1_atomic_fetch_newop_str): Likewise.
4382 (thumb1_atomic_fetch_oldop_str): Likewise.
4383 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
4384 mirror the more restrictive constraints of the Thumb-1 insns after
4385 split compared to Thumb-2 counterpart insns.
4386 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
4387 in sync with non atomic version.
4388 (atomic_nand<mode>): Likewise.
4389 (atomic_fetch_<sync_optab><mode>): Likewise.
4390 (atomic_fetch_nand<mode>): Likewise.
4391 (atomic_<sync_optab>_fetch<mode>): Likewise.
4392 (atomic_nand_fetch<mode>): Likewise.
4393 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
4394 in sync with atomic version.
4395 (thumb1_subsi3_insn): Likewise.
4396 (thumb1_andsi3_insn): Likewise.
4397 (thumb1_iorsi3_insn): Likewise.
4398 (thumb1_xorsi3_insn): Likewise.
4400 2016-10-27 Nick Clifton <nickc@redhat.com>
4402 * plugin.c (register_plugin_info): Produce an error message if the
4403 plugin is not found in the hash table.
4405 2016-10-27 Bin Cheng <bin.cheng@arm.com>
4407 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
4410 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
4413 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
4414 define builtin functions from the bdesc_spe_predicates or
4415 bdesc_spe_evsel arrays if the builtin mask is not compatible with
4416 the current compiler configuration.
4417 (paired_init_builtins): Modify loop to not define define builtin
4418 functions from the bdesc_paried_preds array if the builtin mask is
4419 not compatible with the current compiler configuration.
4420 (altivec_init_builtins): Modify loops to not define the
4421 __builtin_altivec_stxvl function nor the builtin functions from
4422 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
4423 builtin mask is not compatible with the current compiler
4426 2016-10-26 Jeff Law <law@redhat.com>
4428 * config/sh/sh.c (output_branch): Add missing fallthru comments.
4429 (gen_shl_and): Likewise.
4430 * config/sh/sh.md (movsicc): Add missing fallthru comments.
4432 * config/mips/mips.c (mips16_constant_cost): Add missing
4434 (mips16_build_call_stub): Increase buffer size. Adjust
4437 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4439 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
4440 INSN_UIDs for all insns in compact mode.
4441 (rtx_writer::print_rtx): Likewise.
4442 * print-rtl.h (rtx_writer::flag_compact): Update comment.
4443 * rtl-tests.c (selftest::test_dumping_insns): Update expected
4444 output to include INSN_UID.
4445 (selftest::test_uncond_jump): Likewise.
4447 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
4449 * haifa-sched.c (call_used_regs_num): Rename to...
4450 (call_saved_regs_num): ...this.
4451 (fixed_regs_num): New variable.
4452 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
4454 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
4456 2016-10-26 David Malcolm <dmalcolm@redhat.com>
4458 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
4460 * print-rtl.c (outfile): Delete global.
4461 (sawclose): Likewise.
4463 (in_call_function_usage): Likewise.
4464 (flag_compact): Likewise.
4465 (flag_simple): Likewise.
4466 (rtx_writer::rtx_writer): New ctor.
4467 (print_rtx_operand_code_0): Convert to...
4468 (rtx_writer::print_rtx_operand_code_0): ...this.
4469 (print_rtx_operand_code_e): Convert to...
4470 (rtx_writer::print_rtx_operand_code_e): ...this.
4471 (print_rtx_operand_codes_E_and_V): Convert to...
4472 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
4473 (print_rtx_operand_code_i): Convert to...
4474 (rtx_writer::print_rtx_operand_code_i): ...this.
4475 (print_rtx_operand_code_r): Convert to...
4476 (rtx_writer::print_rtx_operand_code_r): ...this.
4477 (print_rtx_operand_code_u): Convert to...
4478 (rtx_writer::print_rtx_operand_code_u): ...this.
4479 (print_rtx_operand): Convert to...
4480 (rtx_writer::print_rtx_operand): ...this.
4481 (print_rtx): Convert to...
4482 (rtx_writer::print_rtx): ...this.
4483 (print_inline_rtx): Rewrite in terms of class rtx_writer.
4484 (debug_rtx): Likewise.
4485 (print_rtl): Convert to...
4486 (rtx_writer::print_rtl): ...this.
4487 (print_rtl): Reimplement in terms of class rtx_writer.
4488 (print_rtl_single): Rewrite in terms of class rtx_writer.
4489 (print_rtl_single_with_indent): Convert to..
4490 (rtx_writer::print_rtl_single_with_indent): ...this.
4491 (print_simple_rtl): Rewrite in terms of class rtx_writer.
4492 * print-rtl.h (flag_compact): Delete decl.
4493 (class rtx_writer): New class.
4494 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
4497 2016-10-26 Jeff Law <law@redhat.com>
4499 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
4502 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
4503 (check_if_valid_sleep_operand): Add missing fallthru comment.
4504 (arc_register_move_cost): Increase buffer size.
4505 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
4507 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
4509 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
4510 comment. Add gcc_unreachable for path that should never happen.
4512 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
4515 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4516 Martin Liska <mliska@suse.cz>
4519 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
4520 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
4521 on outer context if any.
4523 2016-10-26 Jakub Jelinek <jakub@redhat.com>
4525 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
4526 by increment rather than double it.
4527 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
4528 emit a space before args[4].
4529 (END): Don't emit a space before with_arg.
4531 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4533 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
4534 Baseline only alternatives to (i) hold store atomic success value in a
4535 return register rather than a scratch register, (ii) use a low register
4536 for it and to (iii) ensure the cbranchsi insn generated by the split
4537 respect the constraints of Thumb-1 cbranchsi4_insn and
4539 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
4540 constraints must match those in atomic_compare_and_swap.
4541 (cbranchsi4_scratch): Likewise.
4543 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4545 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
4546 variable. Add the new parameter to the insn generator. Set that
4547 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
4548 return value from the negation of that parameter for Thumb-1, keeping
4549 the logic unchanged otherwise except for using bdst as the destination
4550 register of the compare_and_swap insn.
4551 (arm_split_compare_and_swap): Add explanation about how is the value
4552 returned to the function comment. Rename scratch variable to
4553 neg_bval. Adapt initialization of variables holding operands to the
4554 new operand numbers. Use return register to hold result of store
4555 exclusive for Thumb-1, scratch register otherwise. Construct the
4556 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
4557 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
4558 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
4559 for strongly ordered compare_and_swap.
4560 * config/arm/predicates.md (cc_register_operand): New predicate.
4561 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
4562 match_operand with the new predicate to accept either the CC flag or a
4563 destination register for the boolean return value, restricting it to
4564 CC flag only via constraint. Adapt operand numbers accordingly.
4566 2016-10-26 Jeff Law <law@redhat.com>
4568 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
4570 * config/frv/frv.c (comparison_string): Do not fall through after
4573 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
4575 (expand_one_builtin): Add missing break.
4577 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
4578 (m32c_legitimate_address_p): Likewise.
4580 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
4582 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
4584 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
4587 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
4590 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
4592 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
4594 (rl78_asm_ctor_dtor): Increase buffer size.
4596 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
4598 (xstormy16_asm_output_constructor): Likewise.
4600 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
4603 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
4604 comment to silence warning.
4606 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
4607 (spu_legitimate_address_p): Fix logic error and add missing fallthru
4610 2016-10-26 Michael Matz <matz@suse.de>
4612 PR tree-optimization/78060
4613 PR tree-optimization/78061
4614 PR tree-optimization/78088
4615 * tree-ssa-loop-split.c (easy_exit_values): New function.
4616 (tree_ssa_split_loops): Use it.
4617 (compute_new_first_bound): Change order of operations,
4618 fix invalid use of types.
4620 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
4622 gen-pass-instances.awk is sensitive to the order in which
4623 passes are added; passes that appear later have to be added first.
4627 * config/avr/avr-passes.def: Swap order of directives for
4628 gen-pass-instances.awk.
4630 2016-10-25 Jeff Law <law@redhat.com>
4632 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
4633 (vax_notice_update_cc): Likewise.
4635 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
4637 * config.gcc (sparc*-*-solaris2*): Adjust.
4638 (sparc64-*-linux*): Likewise.
4639 * config/sparc/default-64.h: Rename to...
4640 * config/sparc/default64.h: ...this.
4641 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
4643 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
4644 * config/sparc/sparc.h: Minor tweaks.
4645 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
4646 TARGET_ARCH32 throughout. Minor various tweaks throughout.
4648 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4650 * input.c (fcache::file_patch): Add comment about lifetime.
4651 (selftest::cpp_reader_ptr): New class.
4652 (selftest::lexer_test): Convert m_parser from cpp_reader *
4653 to a cpp_reader_ptr, and move m_tempfile to after it.
4654 (selftest::lexer_test::lexer_test): Update for above reordering.
4655 (lexer_test::~lexer_test): Move cleanup of m_parser to
4656 cpp_reader_ptr's dtor.
4658 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4660 * toplev.c (toplev::main): Remove call to
4661 location_adhoc_data_fini.
4663 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
4665 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
4666 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
4668 2016-10-25 David Malcolm <dmalcolm@redhat.com>
4670 * ggc-tests.c (forcibly_ggc_collect): Rename to...
4671 (selftest::forcibly_ggc_collect): ...this, and remove "static".
4672 (test_basic_struct): Update for above renaming.
4673 (test_length): Likewise.
4674 (test_union): Likewise.
4675 (test_finalization): Likewise.
4676 (test_deletable_global): Likewise.
4677 (test_inheritance): Likewise.
4678 (test_chain_next): Likewise.
4679 (test_user_struct): Likewise.
4680 (test_tree_marking): Likewise.
4681 * selftest-run-tests.c (selftest::run_tests): Call
4682 selftest::forcibly_ggc_collect at the end of the selftests.
4683 * selftest.h (selftest::forcibly_ggc_collect): New decl.
4685 2016-10-25 Jakub Jelinek <jakub@redhat.com>
4688 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
4689 * optabs.c (expand_vec_cond_expr): For comparison codes
4690 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
4691 (expand_vec_cmp_expr): For comparison codes
4692 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
4693 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
4694 Add enum tree_code argument.
4695 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
4697 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
4698 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
4700 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
4701 NE_EXPR, attempt to use vcondeq_optab as fallback.
4702 * tree-vect-generic.c (expand_vector_comparison,
4703 expand_vector_divmod, expand_vector_condition): Adjust
4704 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
4705 * tree-vect-stmts.c (vectorizable_condition,
4706 vectorizable_comparison): Likewise.
4707 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
4708 check_bool_pattern, search_type_for_mask_1): Likewise.
4709 * expr.c (do_store_flag): Likewise.
4710 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
4711 @code{vcondeq@var{m}@var{n}}): Document.
4712 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
4715 2016-10-25 Jeff Law <law@redhat.com>
4717 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
4719 (v850_output_aligned_bss): Add missing break.
4721 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
4723 2016-10-25 Martin Liska <mliska@suse.cz>
4726 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
4727 statements as they can also contain possibly a freeing call.
4729 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
4730 Martin Liska <mliska@suse.cz>
4733 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
4734 * ipa-icf.c (sem_function::get_hash): Add target optimization
4737 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
4740 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
4741 Remove partial overlap check for shift by 1.
4742 (ashldi3_neon): Likewise.
4744 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
4746 * config/arm/constraints.md (Q constraint): Document its use for
4748 (Pf constraint): New constraint for relaxed, consume or relaxed memory
4750 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
4751 alternatives to allow any register when memory model matches Pf and
4752 thus lda is used, but only low registers otherwise. Use unpredicated
4753 output template for Thumb-1 targets.
4754 (atomic_store<mode>): Likewise for stl.
4755 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
4756 whose output template does not have predication.
4757 (arm_load_acquire_exclusive<mode>): Likewise.
4758 (arm_load_exclusivesi): Likewise.
4759 (arm_load_acquire_exclusivesi): Likewise.
4760 (arm_store_release_exclusive<mode>): Likewise.
4761 (arm_store_exclusive<mode>): Use unpredicated output template for
4764 2016-10-25 Jakub Jelinek <jakub@redhat.com>
4766 * internal-fn.def (LAUNDER): New internal function.
4767 * internal-fn.c (expand_LAUNDER): New function.
4769 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
4770 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
4772 New avr target pass to work around performance loss by PR fix.
4776 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
4777 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
4778 * config/avr/predicates.md (extend_operator): New.
4779 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
4780 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
4781 (make_avr_pass_casesi): New prototypes.
4782 * config/avr/avr.c (print-rtl.h): Include it.
4783 (pass_data avr_pass_data_casesi): Data for new pass.
4784 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
4785 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
4786 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
4787 (avr_optimize_casesi): New functions.
4789 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
4790 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
4794 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
4796 2016-10-24 Jakub Jelinek <jakub@redhat.com>
4798 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
4799 DW_AT_rvalue_reference attributes.
4801 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
4803 * doc/invoke.text (Wint-in-bool-context): Update documentation.
4804 * value-prof.c (stringop_block_profile): Fix a warning.
4806 2016-10-24 Martin Sebor <msebor@redhat.com>
4809 * builtins.c (string_length): New function.
4810 (c_strlen): Use string_length. Correctly handle wide strings.
4811 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
4813 (target_int_max): Call target_max_value.
4814 (format_result::knownrange): New data member.
4815 (fmtresult::fmtresult): Define default constructor.
4816 (format_integer): Use it and set format_result::knownrange.
4817 Handle global constants.
4818 (format_floating_max): Add third argument.
4819 (format_floating): Recompute maximum value for %a for each argument.
4820 (get_string_length): Use fmtresult default ctor.
4821 (format_string): Set format_result::knownrange.
4822 (format_directive): Check format_result::knownrange.
4823 (add_bytes): Same. Correct caret placement in diagnostics.
4824 (pass_sprintf_length::compute_format_length): Set
4825 format_result::knownrange.
4826 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
4828 2016-10-24 Jakub Jelinek <jakub@redhat.com>
4830 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
4831 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
4833 2016-10-24 Ximin Luo <infinity0@pwned.gg>
4836 * dwarf2out.c (file_table_relative_p): Remove.
4837 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
4838 also for absolute paths.
4839 * doc/tm.texi: Update.
4840 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
4841 * target.def (force_at_comp_dir): Remove hook.
4842 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
4844 2016-10-24 Richard Biener <rguenther@suse.de>
4846 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
4847 backedges when identifying the single predecessor to take
4848 conditional info from. Use SCEV to get at ranges for loop IVs.
4849 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
4850 avoid false warning.
4852 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
4855 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
4856 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
4857 (avr_address_tiny_absdata_p): New static function.
4858 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
4859 it to determine validity of constant addresses.
4860 (avr_attribute_table) [absdata]: New variable attribute...
4861 (avr_handle_absdata_attribute): ...and handler.
4862 (avr_decl_absdata_p): New static function.
4863 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
4864 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
4865 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
4867 2016-10-24 Richard Biener <rguenther@suse.de>
4869 PR tree-optimization/78076
4870 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
4871 also on the loop tree root.
4873 2016-10-24 Jakub Jelinek <jakub@redhat.com>
4875 * config/i386/i386.c (ix86_fold_builtin): Handle
4876 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
4877 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
4878 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
4879 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
4881 2016-10-24 Martin Liska <mliska@suse.cz>
4884 * opts.c (finish_options): Skip conditionally.
4886 2016-10-23 Martin Sebor <msebor@redhat.com>
4889 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
4890 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
4892 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
4894 * config/sparc/sparc.md (cpu_feature): Minor tweak.
4895 (enabled): Likewise.
4896 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
4897 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
4898 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
4899 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
4900 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
4901 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
4903 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
4905 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
4906 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
4908 2016-10-21 Andrew Pinski <apinski@cavium.com>
4910 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
4912 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
4913 implementer_id to unsigned char.
4914 Change part_no to unsigned int.
4915 (AARCH64_BIG_LITTLE): New define.
4916 (INVALID_IMP): New define.
4917 (INVALID_CORE): New define.
4918 (cpu_data): Change the last element's implementer_id and part_no to
4920 (valid_bL_string_p): Rewrite to ..
4921 (valid_bL_core_p): this for integers instead of strings.
4922 (parse_field): New function.
4923 (contains_string_p): Rewrite to ...
4924 (contains_core_p): this for integers and only for the part_no.
4925 (host_detect_local_cpu): Rewrite handling of implementation and
4926 par num to be integers; simplifying the code.
4928 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4930 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
4931 value range for pointers in more cases.
4933 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
4935 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
4936 Add extra argument to allow emitting the move immediate.
4937 Use add/sub with positive immediate.
4938 (aarch64_add_constant): Add inline function.
4939 (aarch64_add_sp): Likewise.
4940 (aarch64_sub_sp): Likewise.
4941 (aarch64_expand_prologue): Call aarch64_sub_sp.
4942 (aarch64_expand_epilogue): Call aarch64_add_sp.
4943 Decide when to leave out move.
4944 (aarch64_output_mi_thunk): Call aarch64_add_constant.
4946 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
4948 * config/aarch64/aarch64.c (aarch64_layout_frame):
4949 Align FP callee-saves.
4951 2016-10-21 Jakub Jelinek <jakub@redhat.com>
4953 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
4954 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
4956 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4957 _rdseed64_step): Likewise.
4958 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
4961 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
4962 and tree-ssanames.h.
4963 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
4964 with INTEGER_CST argument.
4965 (ix86_gimple_fold_builtin): New function.
4966 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
4968 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
4969 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
4970 (ranges_table_allocated, ranges_table_in_use,
4971 ranges_by_label_allocated, ranges_by_label_in_use,
4972 RANGES_TABLE_INCREMENT): Removed.
4973 (add_ranges_num): Use vec_safe_push into ranges_table.
4974 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
4975 (output_ranges): Adjust for ranges_table and ranges_by_label
4976 conversion from arrays to vec.
4977 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
4978 conversion from arrays to vec.
4979 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
4980 ranges_table_in_use, ranges_by_label_allocated and
4981 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
4983 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
4984 if needed. Re-add origin_die variable and its initialization.
4986 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
4987 even for -fstack-reuse=none, or for volatile vars etc.
4989 2016-10-21 David Malcolm <dmalcolm@redhat.com>
4991 * print-rtl-function.c (flag_compact): Move extern decl to...
4992 * print-rtl.h (flag_compact): ...here.
4993 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
4994 (ASSERT_RTL_DUMP_EQ): New macro.
4995 (selftest::test_dumping_regs): New function.
4996 (selftest::test_dumping_insns): New function.
4997 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
4999 (selftest::rtl_tests_c_tests): Call the new test functions.
5001 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5003 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5004 (outgoing_edges_match): Likewise.
5005 (try_crossjump_to_edge): Likewise.
5006 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
5007 (rtl_tidy_fallthru_edge): Likewise.
5008 * rtl.h (tablejump_p): Adjust prototype.
5009 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
5011 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5013 * rtl.h (label_ref_label): New function.
5014 (set_label_ref_label): New function.
5015 (LABEL_REF_LABEL): Delete.
5016 * alias.c (rtx_equal_for_memref_p): Adjust.
5017 * cfgbuild.c (make_edges): Likewise.
5018 (purge_dead_tablejump_edges): Likewise.
5019 * cfgexpand.c (convert_debug_memory_address): Likewise.
5020 * cfgrtl.c (patch_jump_insn): Likewise.
5021 * combine.c (distribute_notes): Likewise.
5022 * cse.c (hash_rtx_cb): Likewise.
5023 (exp_equiv_p): Likewise.
5024 (fold_rtx): Likewise.
5025 (check_for_label_ref): Likewise.
5026 * cselib.c (rtx_equal_for_cselib_1): Likewise.
5027 (cselib_hash_rtx): Likewise.
5028 * emit-rtl.c (mark_label_nuses): Likewise.
5029 * explow.c (convert_memory_address_addr_space_1): Likewise.
5030 * final.c (output_asm_label): Likewise.
5031 (output_addr_const): Likewise.
5032 * gcse.c (add_label_notes): Likewise.
5033 * genconfig.c (walk_insn_part): Likewise.
5034 * genrecog.c (validate_pattern): Likewise.
5035 * ifcvt.c (cond_exec_get_condition): Likewise.
5036 (noce_emit_store_flag): Likewise.
5037 (noce_get_alt_condition): Likewise.
5038 (noce_get_condition): Likewise.
5039 * jump.c (maybe_propagate_label_ref): Likewise.
5040 (mark_jump_label_1): Likewise.
5041 (redirect_exp_1): Likewise.
5042 (rtx_renumbered_equal_p): Likewise.
5043 * lra-constraints.c (operands_match_p): Likewise.
5044 * print-rtl.c (print_value): Likewise.
5045 * reload.c (find_reloads): Likewise.
5046 * reload1.c (set_label_offsets): Likewise.
5047 * reorg.c (get_branch_condition): Likewise.
5048 * rtl-tests.c (test_uncond_jump): Likewise.
5049 * rtl.c (rtx_equal_p_cb): Likewise.
5050 (rtx_equal_p): Likewise.
5051 * rtlanal.c (reg_mentioned_p): Likewise.
5052 (rtx_referenced_p): Likewise.
5053 (get_condition): Likewise.
5054 * varasm.c (const_hash_1): Likewise.
5055 (compare_constant): Likewise.
5056 (const_rtx_hash_1): Likewise.
5057 (output_constant_pool_1): Likewise.
5059 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5062 * reload.c (find_valid_class_1): Allow regclass if atleast one
5063 regno in regclass is ok. Compute and use rclass size based on
5064 actually available regnos for mode in rclass.
5066 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
5068 * config/sparc/sparc-modes.def (CCV): New.
5070 * config/sparc/predicates.md (v_comparison_operator): New.
5071 (icc_comparison_operator): Add support for CCV/CCXV.
5072 (xcc_comparison_operator): Likewise.
5073 * config/sparc/sparc.c (output_cbranch): Likewise.
5074 (sparc_print_operand): Likewise.
5075 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5076 (uaddvdi4): New expander.
5077 (addvdi4): Likewise.
5078 (uaddvdi4_sp32): New instruction.
5079 (addvdi4_sp32): Likewise.
5080 (uaddvsi4): New expander.
5081 (addvsi4): Likewise.
5082 (cmp_ccc_plus_sltu_set): New instruction.
5083 (cmp_ccv_plus): Likewise.
5084 (cmp_ccxv_plus): Likewise.
5085 (cmp_ccv_plus_set): Likewise.
5086 (cmp_ccxv_plus_set): Likewise.
5087 (cmp_ccv_plus_sltu_set): Likewise.
5088 (uaddvdi4): New expander.
5089 (subvdi4): Likewise.
5090 (usubdi4_sp32): New instruction.
5091 (subvdi4_sp32): Likewise.
5092 (usubvsi4): New expander.
5093 (subvsi4): Likewise.
5094 (cmpsi_minus_sltu_set): New instruction.
5095 (cmp_ccv_minus): Likewise.
5096 (cmp_ccxv_minus): Likewise.
5097 (cmp_ccv_minus_set): Likewise.
5098 (cmp_ccxv_minus_set): Likewise.
5099 (cmp_ccv_minus_sltu_set): Likewise.
5100 (unegvdi3): New expander.
5101 (negvdi3): Likewise.
5102 (unegdi3_sp32): New instruction.
5103 (negvdi3_sp32): Likewise.
5104 (unegvsi3): New expander.
5105 (negvsi3): Likewise.
5106 (cmp_ccc_neg_sltu_set): New instruction.
5107 (cmp_ccv_neg): Likewise.
5108 (cmp_ccxv_neg): Likewise.
5109 (cmp_ccv_neg_set): Likewise.
5110 (cmp_ccxv_neg_set): Likewise.
5111 (cmp_ccv_neg_sltu_set): Likewise.
5113 * tree-ssa-loop-split.c: Remove trailing spaces.
5114 * match.pd: Likewise.
5116 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5118 PR rtl-optimization/78038
5119 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
5120 be deduced to set REG through the RTL structure.
5121 (make_defs_and_copies_lists): Return false on a failing get_defs call.
5123 2016-10-21 Richard Biener <rguenther@suse.de>
5125 PR tree-optimization/78051
5126 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
5127 and mark replaced if folding did something.
5129 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
5131 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
5132 and "protected" in visibility types.
5133 (rs6000_xcoff_declare_function_name): Fix formatting.
5134 (rs6000_xcoff_declare_object_name): Fix formatting.
5136 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
5138 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
5139 and IX86_BUILTIN_HUGE_VALQ here ...
5140 (ix86_expand_builtin): ... not here.
5142 2016-10-20 Jakub Jelinek <jakub@redhat.com>
5144 * doc/gty.texi (for_user): Use @item next to @findex.
5146 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
5149 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
5150 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
5151 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
5152 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
5153 __builtin_ia32_lzcnt_u16.
5154 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
5155 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
5156 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
5157 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
5158 (bmi_tzcnt_<mode>): New expander.
5159 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5160 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
5161 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
5162 (lzcnt_<mode>): New expander.
5163 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
5164 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
5165 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
5166 (UINT64_FTYPE_UINT64): New.
5167 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
5168 (__builtin_ia32_lzcnt_u16): New description.
5169 (__builtin_ia32_lzcnt_u32): Ditto.
5170 (__builtin_ia32_lzcnt_u64): Ditto.
5171 (__builtin_ctzs): Remove description.
5172 (__builtin_ia32_tzcnt_u16): New description.
5173 (__builtin_ia32_tzcnt_u32): Ditto.
5174 (__builtin_ia32_tzcnt_u64): Ditto.
5175 * config/i386/i386.c (ix86_expand_args_builtin): Handle
5176 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
5178 2016-10-20 Martin Liska <mliska@suse.cz>
5181 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
5182 comparison with STMT_UID_NOT_IN_RANGE.
5183 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
5186 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
5188 * compare-elim.c (conforming_compare): Accept UNSPECs.
5189 (find_comparison_dom_walker::before_dom_children): Deal with
5190 instructions both using and killing the flags register.
5191 (equivalent_reg_at_start): New function extracted from...
5192 (try_eliminate_compare): ...here. Use it and add support for
5193 registers and UNSPECs as second operand of the compare.
5194 * config/visium/visium-modes.def (CCV): New.
5195 * config/visium/predicates.md (visium_v_comparison_operator): New.
5196 (visium_branch_operator): Deal with CCV mode.
5197 * config/visium/visium.c (visium_select_cc_mode): Likewise.
5198 (output_cbranch): Likewise.
5199 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
5200 (uaddv<mode>4): New expander.
5201 (addv<mode>4): Likewise.
5202 (add<mode>3_insn_set_carry): New instruction.
5203 (add<mode>3_insn_set_overflow): Likewise.
5204 (addsi3_insn_set_overflow): Likewise.
5205 (usubv<mode>4): New expander.
5206 (subv<mode>4): Likewise.
5207 (sub<mode>3_insn_set_carry): New instruction.
5208 (sub<mode>3_insn_set_overflow): Likewise.
5209 (subsi3_insn_set_overflow): Likewise.
5210 (unegv<mode>3): New expander.
5211 (negv<mode>3): Likewise.
5212 (neg<mode>2_insn_set_overflow): New instruction.
5213 (addv_tst<mode>): Likewise.
5214 (subv_tst<mode>): Likewise.
5215 (negv_tst<mode>): Likewise.
5216 (cbranch<mode>4_addv_insn): New splitter and instruction.
5217 (cbranch<mode>4_subv_insn): Likewise.
5218 (cbranch<mode>4_negv_insn): Likewise.
5220 2016-10-20 Richard Biener <rguenther@suse.de>
5222 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
5223 Handle decls possibly not bound.
5224 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
5225 nothing_id for decls that might not be bound if we are interested
5227 (get_constraint_for_component_ref): Deal with that.
5229 2016-10-20 Michael Matz <matz@suse.de>
5232 * common.opt (-fsplit-loops): New flag.
5233 * passes.def (pass_loop_split): Add.
5234 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
5235 (enable_fdo_optimizations): Add loop splitting.
5236 * timevar.def (TV_LOOP_SPLIT): Add.
5237 * tree-pass.h (make_pass_loop_split): Declare.
5238 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
5239 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
5240 * tree-ssa-loop-split.c: New file.
5241 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
5242 * doc/invoke.texi (fsplit-loops): Document.
5243 * doc/passes.texi (Loop optimization): Add paragraph about loop
5246 2016-10-20 Richard Biener <rguenther@suse.de>
5248 * cgraphunit.c (analyze_functions): Set node->definition to
5249 false to signal symbol removal to debug_hooks->late_global_decl.
5250 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
5251 WPA signal symbol removal to the debuginfo machinery.
5252 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
5253 using early_finised to guard the we're called for symbol
5254 removal case look at the symtabs definition flag.
5255 (gen_variable_die): Remove redundant check.
5257 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5259 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
5261 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5263 PR tree-optimization/53979
5264 * match.pd ((a ^ b) | a -> a | b): New pattern.
5266 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
5268 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
5269 config/pa/pa64-hpux-lib.h.
5270 (PA_CRTBEGIN_HACK): Likewise.
5271 (DTOR_LIST_BEGIN): Likewise.
5273 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5275 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5276 register only if "in" and "out" are different registers.
5278 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
5280 * omp-low.c (pass_oacc_device_lower::gate): New method.
5281 (execute): Always call execute_oacc_device_lower.
5283 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5285 PR tree-optimization/77916
5286 PR tree-optimization/77937
5287 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
5289 (insert_initializers): Requirement of initializer for -1 should be
5290 based on pointer-typedness of the candidate basis.
5292 2016-10-19 Bin Cheng <bin.cheng@arm.com>
5294 PR tree-optimization/78005
5295 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
5296 upper (included) bound for niters of prolog loop.
5297 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
5298 Compute niters of scalar loop above which vectorized loop is
5299 preferred, as well as the upper (included) bound for the niters.
5300 (vect_do_peeling): Record niter bound for loops accordingly.
5302 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5305 * tree-core.h (enum tree_index): Put the complex types after their
5307 * tree-streamer.c (verify_common_node_recorded): New function.
5308 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
5310 2016-10-19 Martin Liska <mliska@suse.cz>
5312 * cgraph.h (cgraph_edge::binds_to_current_def_p):
5313 Replace NULL with false as a return value.
5315 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
5317 PR tree-optimization/78024
5318 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
5319 don't clear BB_VISITED after processing.
5321 2016-10-19 Richard Biener <rguenther@suse.de>
5323 * domwalk.c (dom_walker::walk): Use RPO order.
5325 2016-10-19 Richard Biener <rguenther@suse.de>
5327 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
5329 (evrp_dom_walker::~evrp_dom_walker): Free it.
5330 (evrp_dom_walker::stmts_to_remove): Add.
5331 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
5332 whose output we fully propagate for removal. Propagate
5333 into BB destination PHI arguments.
5334 (execute_early_vrp): Remove queued stmts. Dump value ranges
5335 before stmt removal.
5337 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
5339 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
5340 * passes.def: Add two instances of pass_walloca.
5341 * tree-pass.h (make_pass_walloca): New.
5342 * gimple-ssa-warn-alloca.c: New file.
5343 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
5344 -Wvla-larger-than= options.
5346 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
5348 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
5349 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
5351 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
5353 * config/rs6000/altivec.h (vec_xl_len): New macro.
5354 (vec_xst_len): New macro.
5355 (vec_cmpnez): New macro.
5356 (vec_cntlz_lsbb): New macro.
5357 (vec_cnttz_lsbb): New macro.
5358 (vec_xlx): New macro.
5359 (vec_xrx): New macro.
5360 (vec_all_nez): New C++ predicate template.
5361 (vec_any_eqz): New C++ predicate template.
5362 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
5363 conditional compilation.
5364 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
5365 conditional compilation.
5366 (vec_all_nez): New macro.
5367 (vec_any_eqz): New macro.
5368 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
5370 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
5372 * config/rs6000/vector.md (VI): Moved this mode iterator
5373 definition from altivec.md to vector.md.
5374 (UNSPEC_NEZ_P): New value.
5375 (vector_ne_<mode>_p): New expansion for implementation of
5376 vec_all_ne and vec_any_eq built-in functions.
5377 (vector_nez_<mode>_p): New expansion for implementation of
5378 vec_all_nez and vec_any_eqz built-in functions.
5379 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
5380 and vec_any_eq built-in function.
5381 (cr6_test_for_zero): New commentary to explain this expansion.
5382 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
5383 (cr6_test_for_lt): New commentary to explain this expansion.
5384 (cr6_test_for_lt_reverse): New commentary to explain this
5386 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5387 overloaded function prototypes for vec_all_ne, vec_all_nez,
5388 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
5389 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
5391 (altivec_resolve_overloaded_builtin): Modify the handling of
5392 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
5393 the compiler is configured to support TARGET_P9_VECTOR.
5394 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
5395 to explain the special processing that is given to predicate
5396 built-ins introduced using this macro.
5397 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
5398 the special processing given to predicate built-ins introduced
5400 (BU_VSX_P): Likewise.
5401 (BU_P8V_AV_P): Likewise.
5402 (BU_P9V_AV_P): Likewise.
5403 (BU_P9V_AV_X): New macro.
5404 (BU_P9V_64BIT_AV_X): New macro.
5405 (BU_P9V_VSX_3): New macro.
5406 (BU_P9V_OVERLOAD_P): New macro.
5407 (LXVL): New BU_P9V_64BIT_VSX_2.
5408 (VEXTUBLX): New BU_P9V_AV_2.
5409 (VEXTUBRX): Likewise.
5410 (VEXTUHLX): Likewise.
5411 (VEXTUHRX): Likewise.
5412 (VEXTUWLX): Likewise.
5413 (VEXTUWRX): Likewise.
5414 (STXVL): New BU_P9V_64BIT_AV_X.
5415 (VCLZLSBB): New BU_P9V_AV_1.
5416 (VCTZLSBB): Likewise.
5417 (CMPNEB): New BU_P9V_AV_2.
5422 (VCMPNEB_P): New BU_P9V_AV_P.
5423 (VCMPNEH_P): Likewise.
5424 (VCMPNEW_P): Likewise.
5425 (VCMPNED_P): Likewise.
5426 (VCMPNEFP_P): Likewise.
5427 (VCMPNEDP_P): Likewise.
5428 (CMPNEZB): New BU_P9V_AV_2.
5429 (CMPNEZH): Likewise.
5430 (CMPNEZW): Likewise.
5431 (VCMPNEZB_P): New BU_P9V_AV_P.
5432 (VCMPNEZH_P): Likewise.
5433 (VCMPNEZW_P): Likewise.
5434 (LXVL): New BU_P9V_OVERLOAD_2.
5435 (STXVL): New BU_P9V_OVERLOAD_3.
5436 (VEXTULX): New BU_P9V_OVERLOAD_2.
5437 (VEXTURX): Likewise.
5439 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
5440 (VCMPNE_P): Likewise.
5441 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
5442 (VCTZLSBB): Likewise.
5443 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
5444 comment to explain mode used for scratch register.
5445 (altivec_expand_stxvl_builtin): New function.
5446 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
5447 (altivec_init_builtins): Add initialized variable
5448 void_ftype_v16qi_pvoid_long and use this type to define the
5449 built-in function __builtin_altivec_stxvl.
5450 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
5451 (UNSPEC_STXVL): New value.
5452 (UNSPEC_VCLZLSBB): New value.
5453 (UNSPEC_VCTZLSBB): New value.
5454 (UNSPEC_VEXTUBLX): New value.
5455 (UNSPEC_VEXTUHLX): New value.
5456 (UNSPEC_VEXTUWLX): New value.
5457 (UNSPEC_VEXTUBRX): New value.
5458 (UNSPEC_VEXTUHRX): New value.
5459 (UNSPEC_VEXTUWRX): New value.
5460 (UNSPEC_VCMPNEB): New value.
5461 (UNSPEC_VCMPNEZB): New value.
5462 (UNSPEC_VCMPNEH): New value.
5463 (UNSPEC_VCMPNEZH): New value.
5464 (UNSPEC_VCMPNEW): New value.
5465 (UNSPEC_VCMPNEZW): New value.
5466 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5467 vector of integer modes.
5468 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
5469 vector of float or double modes.
5470 (*vector_nez_<mode>_p): New insn for vector test all not equal or
5472 (lxvl): New expand for load VSX vector with length.
5473 (*lxvl): New insn for load VSX vector with length.
5474 (stxvl): New expand for store VSX vector with length.
5475 (*stxvl): New insn for store VSX vector with length.
5476 (vcmpneb): New insn for vector of byte compare not equal.
5477 (vcmpnezb): New insn for vector of byte compare not equal or zero.
5478 (vcmpneh): New insn for vector of half word compare not equal.
5479 (vcmpnezh): New insn for vector of half word compare not equal or
5481 (vcmpnew): New insn for vector of word compare not equal.
5482 (vcmpne<VSs>): New insn for vector of float or double compare not
5484 (vcmpnezw): New insn for vector of word compare not equal or zero.
5485 (vclzlsbb): New insn for vector count leading zero
5486 least-significant bits byte.
5487 (vctzlsbb): New insn for vector count trailing zero least
5488 signficant bits byte.
5489 (vextublx): New insn for vector extract unsigned byte left
5491 (vextubrx): New insn for vector extract unsigned byte right
5493 (vextuhlx): New insn for vector extract unsigned half word left
5495 (vextuhrx): New insn for vector extract unsigned half word right
5497 (vextuwlx): New insn for vector extract unsigned word left
5499 (vextuwrx): New insn for vector extract unsigned word right
5501 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
5502 clarify intent of this constant.
5503 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
5504 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
5505 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
5506 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
5507 and vec_xrx functions.
5509 2016-10-18 Andrew Pinski <apinski@cavium.com>
5512 * predict.c (is_exit_with_zero_arg): New function.
5513 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
5516 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
5519 * config/i386/i386.c (legitimize_tls_address)
5520 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
5521 convert dest to Pmode if different than Pmode.
5523 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5525 PR tree-optimization/77916
5526 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
5527 stopgap fix, as pointers with -1 increment are still broken.
5529 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
5531 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
5532 mapping class decoration from here...
5533 (rs6000_xcoff_encode_section): ...to here.
5535 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
5536 if shrink-wrapping and optimizing for speed.
5538 2016-10-18 Richard Biener <rguenther@suse.de>
5540 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5541 not visited but non-executable predecessors. Return taken edge.
5542 Simplify conditions and refactor propagation vs. folding step.
5544 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
5546 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
5547 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
5548 (rs6000_get_separate_components): Assert we do not have those
5549 strategies selected.
5551 2016-10-18 Richard Biener <rguenther@suse.de>
5553 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
5554 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
5556 (substitute_and_fold_dom_walker): Adjust constructor.
5557 (substitute_and_fold_dom_walker::before_dom_children): Remove
5558 do_dce flag and handling (always true).
5559 (substitute_and_fold): Likewise.
5560 * tree-vrp.c (vrp_finalize): Adjust.
5561 (execute_early_vrp): Remove final BB_VISITED clearing.
5562 * tree-ssa-ccp.c (ccp_finalize): Adjust.
5563 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5564 * ira.c (ira): Call clear_bb_flags.
5566 2016-10-18 Richard Biener <rguenther@suse.de>
5568 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
5569 get at the operand to look at with TREE_OPERAND for generic
5572 2016-10-18 David Malcolm <dmalcolm@redhat.com>
5574 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
5576 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
5577 (write_test_expr): Use rtx_reader_ptr for calls to
5579 (write_attr_value): Likewise.
5580 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
5581 call to print_md_ptr_loc.
5582 (write_one_condition): Likewise for calls to print_c_condition.
5583 * genconstants.c: Include "statistics.h" and "vec.h".
5584 (main): Update for conversion to member functions.
5585 * genemit.c (emit_c_code): Use rtx_reader_ptr for
5586 call to print_md_ptr_loc.
5587 * genenums.c: Include "statistics.h" and "vec.h".
5588 (main): Update for conversion of traverse_enum_types to a method.
5589 * genmddeps.c: Include "statistics.h" and "vec.h".
5590 * genoutput.c (process_template): Use rtx_reader_ptr for call to
5592 * genpreds.c (write_predicate_subfunction): Likewise.
5593 (write_predicate_expr): Likewise for calls to print_c_condition.
5594 * genrecog.c (print_test): Likewise.
5595 * gensupport.c (process_rtx): Likewise for calls to
5596 copy_md_ptr_loc and join_c_conditions.
5597 (alter_test_for_insn): Likewise for call to join_c_conditions.
5598 (process_substs_on_one_elem): Likewise.
5599 (gen_mnemonic_setattr): Update for move of string_obstack to a
5600 field of rtx_reader.
5601 (mnemonic_htab_callback): Likewise. Fix formatting.
5602 (gen_mnemonic_attr): Likewise.
5603 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
5604 to print_c_condition.
5605 * read-md.c: Include "statistics.h" and "vec.h".
5606 (string_obstack): Convert this global to field "m_string_obstack"
5607 of class rtx_reader.
5608 (ptr_locs): Likewise, as "m_ptr_locs".
5609 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
5610 (joined_conditions): Likewise, as "m_joined_conditions".
5611 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
5612 (md_constants): Likewise, as "m_md_constants".
5613 (enum_types): Likewise, as "m_enum_types".
5614 (set_md_ptr_loc): Convert to...
5615 (rtx_reader::set_md_ptr_loc): ...member function.
5616 (get_md_ptr_loc): Convert to...
5617 (rtx_reader::get_md_ptr_loc): ...member function.
5618 (copy_md_ptr_loc): Convert to...
5619 (rtx_reader::copy_md_ptr_loc): ...member function.
5620 (fprint_md_ptr_loc): Convert to...
5621 (rtx_reader::fprint_md_ptr_loc): ...member function.
5622 (print_md_ptr_loc): Convert to...
5623 (rtx_reader::print_md_ptr_loc): ...member function.
5624 (join_c_conditions): Convert to...
5625 (rtx_reader::join_c_conditions): ...member function.
5626 (fprint_c_condition): Convert to...
5627 (rtx_reader::fprint_c_condition): ...member function.
5628 (print_c_condition): Convert to...
5629 (rtx_reader::print_c_condition): ...member function.
5630 (read_name): Convert to...
5631 (rtx_reader::read_name): ...member function.
5632 (read_escape): Convert to...
5633 (rtx_reader::read_escape): ...member function.
5634 (read_quoted_string): Convert to...
5635 (rtx_reader::read_quoted_string): ...member function.
5636 (read_braced_string): Convert to...
5637 (rtx_reader::read_braced_string): ...member function.
5638 (read_string): Convert to...
5639 (rtx_reader::read_string): ...member function.
5640 (read_skip_construct): Convert to...
5641 (rtx_reader::read_skip_construct): ...member function.
5642 (handle_constants): Convert to...
5643 (rtx_reader::handle_constants): ...member function.
5644 (traverse_md_constants): Convert to...
5645 (rtx_reader::traverse_md_constants): ...member function.
5646 (handle_enum): Convert to...
5647 (rtx_reader::handle_enum): ...member function.
5648 (lookup_enum_type): Convert to...
5649 (rtx_reader::lookup_enum_type): ...member function.
5650 (traverse_enum_types): Convert to...
5651 (rtx_reader::traverse_enum_types): ...member function.
5652 (rtx_reader::rtx_reader): Move initializations
5653 of various former global data from rtx_reader::read_md_files to
5654 here, as fields, along with the call to unlock_std_streams.
5655 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
5657 (rtx_reader::read_md_files): Move initializations of various
5658 global data from here to the ctor.
5659 * read-md.h (read_name): Convert to...
5660 (rtx_reader::read_name): ...member function.
5661 (rtx_reader::read_escape): New method decl.
5662 (read_quoted_string): Convert to...
5663 (rtx_reader::read_quoted_string): ...member function.
5664 (rtx_reader::read_braced_string): New method decl.
5665 (read_string): Convert to...
5666 (rtx_reader::read_string): ...member function.
5667 (rtx_reader::read_skip_construct): New method decl.
5668 (rtx_reader::set_md_ptr_loc): New method decl.
5669 (rtx_reader::get_md_ptr_loc): New method decl.
5670 (copy_md_ptr_loc): Convert to...
5671 (rtx_reader::copy_md_ptr_loc): ...member function.
5672 (fprint_md_ptr_loc): Convert to...
5673 (rtx_reader::fprint_md_ptr_loc): ...member function.
5674 (print_md_ptr_loc): Convert to...
5675 (rtx_reader::print_md_ptr_loc): ...member function.
5676 (rtx_reader::lookup_enum_type): New method decl.
5677 (rtx_reader::traverse_enum_types): New method decl.
5678 (rtx_reader::handle_constants): New method decl.
5679 (traverse_md_constants): Convert to...
5680 (rtx_reader::traverse_md_constants): ...member function.
5681 (rtx_reader::handle_enum): New method decl.
5682 (rtx_reader::join_c_conditions): New method decl.
5683 (fprint_c_condition): Convert to...
5684 (rtx_reader::fprint_c_condition): ...member function.
5685 (print_c_condition): Convert to...
5686 (rtx_reader::print_c_condition): ...member function.
5687 (rtx_reader::apply_iterator_to_string): New method decl.
5688 (rtx_reader::copy_rtx_for_iterators): New method decl.
5689 (rtx_reader::read_conditions): New method decl.
5690 (rtx_reader::record_potential_iterator_use): New method decl.
5691 (rtx_reader::read_mapping): New method decl.
5692 (rtx_reader::read_rtx): New method decl.
5693 (rtx_reader::read_rtx_code): New method decl.
5694 (rtx_reader::read_rtx_operand): New method decl.
5695 (rtx_reader::read_nested_rtx): New method decl.
5696 (rtx_reader::read_rtx_variadic): New method decl.
5697 (rtx_reader::get_string_obstack): New method.
5698 (rtx_reader::get_md_constants): New method.
5699 (string_obstack): Convert global variable decl to...
5700 (rtx_reader::m_string_obstack): ...this new field.
5701 (rtx_reader::m_ptr_locs): New field.
5702 (rtx_reader::m_ptr_loc_obstack): New field.
5703 (rtx_reader::m_joined_conditions): New field.
5704 (rtx_reader::m_joined_conditions_obstack): New field.
5705 (rtx_reader::m_md_constants): New field.
5706 (rtx_reader::m_enum_types): New field.
5707 * read-rtl.c (apply_iterator_to_string): Convert to...
5708 (rtx_reader::apply_iterator_to_string): ...member function.
5709 (copy_rtx_for_iterators): Convert to...
5710 (rtx_reader::copy_rtx_for_iterators): ...member function.
5711 (add_condition_to_string): Use rtx_reader_ptr for
5712 calls join_c_conditions.
5713 (apply_iterators): Use rtx_reader_ptr for calls to
5714 join_c_conditions and copy_rtx_for_iterators.
5715 (read_conditions): Convert to...
5716 (rtx_reader::read_conditions): ...member function.
5717 (record_potential_iterator_use): Convert to...
5718 (rtx_reader::record_potential_iterator_use): ...member function.
5719 (read_mapping): Convert to...
5720 (rtx_reader::read_mapping): ...member function.
5721 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
5722 (read_rtx): Convert to...
5723 (rtx_reader::read_rtx): ...member function.
5724 (read_rtx_code): Convert to...
5725 (rtx_reader::read_rtx_code): ...member function.
5726 (read_rtx_operand): Convert to...
5727 (rtx_reader::read_rtx_operand): ...member function. Update for move
5728 of string_obstack to a field.
5729 (read_nested_rtx): Convert to..
5730 (rtx_reader::read_nested_rtx): ...member function.
5731 (read_rtx_variadic): Convert to..
5732 (rtx_reader::read_rtx_variadic): ...member function.
5734 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5736 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
5738 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5740 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
5741 for pointer type too.
5742 (ipcp_update_vr): set_ptr_nonnull for pointer.
5744 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
5746 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
5747 pt_solution_singleton_p.
5748 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
5749 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
5750 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
5751 pointer nonnull computed by VRP.
5752 Also Conservatively set pt.null to 1.
5753 (pt_solution_reset): Conservatively set pt.null to 1.
5754 (pt_solution_singleton_or_null_p): Renamed from
5755 pt_solution_singleton_p.
5756 * tree-ssanames.h (set_ptr_nonnull): Declare.
5757 (get_ptr_nonnull): Likewise.
5758 * tree-ssanames.c (set_ptr_nonnull): New.
5759 (get_ptr_nonnull): Likewise.
5760 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
5761 (evrp_dom_walker::before_dom_children): Likewise.
5763 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5765 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5766 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5767 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5768 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5769 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
5770 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
5771 (rs6000_option_override_internal): Clear it if ABI_AIX.
5772 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
5773 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
5775 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5777 * gimple-ssa-strength-reduction.c (record_increment): Remove
5780 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5782 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
5783 that the result is non-zero if it is true.
5784 (maybe_expand_shift): New wrapper around expand_shift_1.
5785 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
5787 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5789 PR tree-optimization/77916
5790 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
5791 Don't allow a MINUS_EXPR for pointer arithmetic for either known
5793 (record_increment): Increments of -1 for unknown strides just use
5794 a multiply initializer like other negative values.
5795 (analyze_increments): Remove stopgap solution for -1 increment
5796 applied to pointer arithmetic.
5798 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
5800 * dominance.c (dom_info::dom_info): Add new constructor for region
5801 which is vector of basic blocks.
5802 (dom_init): New method to initialize members common for both
5804 (dom_info::dom_info): Invoke dom_init for partial initialization.
5805 (dom_info::get_idom): Add check to corner cases on basic blocks which
5807 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
5808 to detect unreachable bbs.
5809 (dom_info::calc_idoms): Likewise.
5810 (compute_dom_fast_query_in_region): New function.
5811 (calculate_dominance_info_for_region): Likewise.
5812 (free_dominance_info_for_region): Likewise.
5813 * dominance.h: Add prototypes for introduced region-based functions
5814 * tree-if-conv.c (build_region): New function.
5815 (if_convertible_loop_p_1): Invoke local version of post-dominators
5816 calculation before basic block predication with subsequent freeing
5817 post-dominator info.
5818 (tree_if_conversion): Remove free of post-dominator info
5819 (pass_if_conversion::execute): Delete detection of infinite loops
5820 and fake edges to exit block since post-dominator calculation is
5821 performed per if-converted loop only.
5823 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5826 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
5827 register explicitly.
5828 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
5829 optimizing for size.
5831 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5833 * config/aarch64/aarch64.c: Delete inclusion of
5834 cortex-a57-fma-steering.h.
5835 (aarch64_override_options): Delete call
5836 to aarch64_register_fma_steering.
5837 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
5838 * config/aarch64/cortex-a57-fma-steering.h: Delete.
5839 * config/aarch64/aarch64-passes.def: New file.
5840 * config/aarch64/cortex-a57-fma-steering.c
5841 (aarch64_register_fma_steering): Delete definition.
5842 (make_pass_fma_steering): Remove static qualifier.
5843 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
5844 (cortex-a57-fma-steering.o): Remove dependency on
5845 cortex-a57-fma-steering.h.
5847 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
5849 * explow.c (validize_mem): Do not modify the argument in-place.
5851 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
5853 * tree-streamer.c (record_common_node): Explicitly list expected
5856 2016-10-17 Richard Biener <rguenther@suse.de>
5858 PR tree-optimization/77988
5859 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
5861 2016-10-17 Marek Polacek <polacek@redhat.com>
5863 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
5865 2016-10-17 Richard Biener <rguenther@suse.de>
5867 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
5870 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5872 PR tree-optimization/71636
5873 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
5875 2016-10-17 Richard Biener <rguenther@suse.de>
5877 * gimplify.c (gimplify_function_tree): Do not move the outer
5880 2016-10-17 Jakub Jelinek <jakub@redhat.com>
5882 * langhooks.h (struct lang_hooks_for_decls): Remove
5883 function_decl_explicit_p, function_decl_deleted_p and
5884 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
5885 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
5886 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
5887 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
5888 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
5889 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
5890 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
5891 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
5892 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
5893 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
5894 * langhooks.c (lhd_decl_dwarf_attribute): New function.
5895 * dwarf2out.c (gen_subprogram_die): Use
5896 lang_hooks.decls.decl_dwarf_attribute instead of
5897 lang_hooks.decls.function_decl_*.
5899 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
5903 * common.opt (-ftrampolines): New option.
5904 * doc/invoke.texi (Code Gen Options): Document it.
5905 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5906 * doc/tm.texi: Regenerate.
5907 * builtins.def: Add init_descriptor and adjust_descriptor.
5908 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
5909 on platforms with descriptors.
5910 (expand_builtin_init_descriptor): New function.
5911 (expand_builtin_adjust_descriptor): Likewise.
5912 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
5913 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
5914 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
5915 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
5916 Set STATIC_CHAIN_REG_P on the static chain register, if any.
5917 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
5918 (expand_call): Likewise. Move around call to prepare_call_address
5919 and pass all flags to it.
5920 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
5921 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
5922 (gimple_call_set_by_descriptor): New setter.
5923 (gimple_call_by_descriptor_p): New getter.
5924 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
5925 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
5926 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
5927 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5928 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
5929 * rtl.h (STATIC_CHAIN_REG_P): New macro.
5930 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
5931 * target.def (custom_function_descriptors): New POD hook.
5932 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
5933 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
5934 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
5935 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
5936 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
5937 (build_common_builtin_nodes): Initialize init_descriptor and
5939 * tree-nested.c: Include target.h.
5940 (struct nesting_info): Add 'any_descr_created' field.
5941 (get_descriptor_type): New function.
5942 (lookup_element_for_decl): New function extracted from...
5943 (create_field_for_decl): Likewise.
5944 (lookup_tramp_for_decl): ...here. Adjust.
5945 (lookup_descr_for_decl): New function.
5946 (convert_tramp_reference_op): Deal with descriptors.
5947 (build_init_call_stmt): New function extracted from...
5948 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
5949 * defaults.h (FUNCTION_ALIGNMENT): Define.
5950 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
5951 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5952 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
5953 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
5954 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
5956 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
5958 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
5959 constants in CONST_VECTORs.
5961 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
5963 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
5964 register as destination of bmask.
5965 (vector_init_bshuffle): Likewise.
5966 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
5967 (bmaskdi_vis): Enable only in 64-bit mode.
5969 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
5971 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
5972 make LR a separately shrink-wrapped component unless savres_strategy
5973 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
5974 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
5975 wrapping when not both {SAVE,REST}_INLINE_GPRS.
5977 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
5979 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
5980 and keep looping on failure.
5982 2016-10-14 David Malcolm <dmalcolm@redhat.com>
5984 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
5986 (print_rtx_function): Update example in comment for...
5987 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
5988 non-virtual pseudos with a '%' sigil followed by the regno, offset
5989 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
5990 pseudo is dumped as "%0".
5992 2016-10-14 Jakub Jelinek <jakub@redhat.com>
5995 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
5998 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
6000 * config/sparc/sparc-passes.def: New file.
6001 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
6002 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
6003 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
6005 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6007 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
6008 loop peel to loops with exit test at the beginning.
6010 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
6012 PR rtl-optimization/68212
6013 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
6014 frequency when computing scale factor for peeled copies.
6015 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
6016 values for switch/peel blocks/edges.
6018 2016-10-14 Pedro Alves <palves@redhat.com>
6020 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
6022 2016-10-14 Catherine Moore <clm@codesourcery.com>
6024 * config/mips/mips.c (mips_prepare_pch_save): Initialize
6025 micromips_globals to zero.
6027 2016-10-14 Richard Biener <rguenther@suse.de>
6029 PR tree-optimization/77979
6030 * tree-vrp.c (compare_name_with_value): Handle released SSA names
6031 in the equivalency sets.
6032 (compare_names): Likewise.
6034 2016-10-14 Martin Liska <mliska@suse.cz>
6036 * builtins.h(target_char_cst_p): Declare the function.
6037 * builtins.c (fold_builtin_memchr): Remove.
6038 (target_char_cst_p): Move the function from gimple-fold.c.
6039 (fold_builtin_3): Do not call the function.
6040 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
6041 (gimple_fold_builtin): Call the function.
6042 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
6044 2016-10-14 Martin Liska <mliska@suse.cz>
6046 * builtins.c (fold_builtin_strcmp): Remove function.
6047 (fold_builtin_strncmp): Likewise.
6048 (fold_builtin_2): Remove call of the function.
6049 (fold_builtin_3): Likewise.
6050 * fold-const-call.c (fold_const_call): Add constant folding
6051 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
6052 * fold-const-call.h (build_cmp_result): Declare the function.
6053 * gimple-fold.c (gimple_load_first_char): New function.
6054 (gimple_fold_builtin_string_compare): Likewise.
6055 (gimple_fold_builtin): Call the function.
6057 2016-10-14 Nathan Sidwell <nathan@acm.org>
6059 * gcov-io.c (gcov_open): Deconstify 'mode'.
6061 2016-10-14 Martin Liska <mliska@suse.cz>
6063 * fold-const.c (c_getstr): Support of properly \0-terminated
6064 string constants. New argument is added.
6065 * fold-const.h: New argument is added.
6067 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6069 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
6071 (aarch64_print_hint_for_core): Likewise.
6072 (aarch64_print_hint_for_arch): Likewise.
6073 (aarch64_validate_march): Use it. Fix indentation in type signature.
6074 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
6075 (aarch64_validate_mtune): Likewise.
6076 (aarch64_handle_attr_arch): Likewise.
6077 (aarch64_handle_attr_cpu): Likewise.
6078 (aarch64_handle_attr_tune): Likewise.
6080 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6082 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
6085 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
6087 * config/m68k/m68k.c (m68k_option_override): Check
6088 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
6089 instead of stack_limit_rtx.
6091 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6093 * dwarf2out.c (gen_member_die): Handle inline static data member
6096 2016-10-13 Nathan Sidwell <nathan@acm.org>
6098 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
6099 gcov_var.mode. Remove unnecessary fstat.
6101 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
6104 * function.c (thread_prologue_and_epilogue_insns): Call all
6105 make_*logue_seq in the same order as traditional. Call them
6106 all a second time if shrink_wrapped_separate.
6108 2016-10-13 Marek Polacek <polacek@redhat.com>
6110 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6111 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
6114 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6116 PR tree-optimization/77937
6117 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
6118 to infinite when we have a pointer with an increment of -1.
6120 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6122 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
6124 * memmodel.h: This file.
6125 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
6126 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
6127 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
6128 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
6129 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
6130 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
6131 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
6132 compare-elim.c, config/aarch64/aarch64-builtins.c,
6133 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
6134 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
6135 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
6136 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
6137 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
6138 config/darwin.c, config/epiphany/epiphany.c,
6139 config/epiphany/mode-switch-use.c,
6140 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
6141 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
6142 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
6143 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
6144 config/m68k/m68k.c, config/mcore/mcore.c,
6145 config/microblaze/microblaze.c, config/mmix/mmix.c,
6146 config/mn10300/mn10300.c, config/moxie/moxie.c,
6147 config/msp430/msp430.c, config/nds32/nds32-cost.c,
6148 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
6149 config/nds32/nds32-memory-manipulation.c,
6150 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
6151 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
6152 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
6153 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
6154 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
6155 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
6156 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
6157 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
6158 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
6159 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
6160 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
6161 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
6162 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
6163 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
6164 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
6165 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
6166 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
6167 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
6168 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
6169 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
6170 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
6171 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
6172 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
6173 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
6174 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
6175 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
6176 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
6177 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
6178 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
6179 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
6180 var-tracking.c, varasm.c: Include memmodel.h.
6181 * genattrtab.c (write_header): Include memmodel.h in generated file.
6182 * genautomata.c (main): Likewise.
6183 * gengtype.c (open_base_files): Likewise.
6184 * genopinit.c (main): Likewise.
6185 * genconditions.c (write_header): Include memmodel.h earlier in
6187 * genemit.c (main): Likewise.
6188 * genoutput.c (output_prologue): Likewise.
6189 * genpeep.c (main): Likewise.
6190 * genpreds.c (write_insn_preds_c): Likewise.
6191 * genrecog.c (write_header): Likewise.
6192 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
6194 2016-10-13 David Malcolm <dmalcolm@redhat.com>
6196 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
6197 for new "compact" param of print_rtx_function. Check for "cinsn"
6199 * print-rtl-function.c (flag_compact): New decl.
6200 (print_rtx_function): Add param "compact" and use it to set
6201 flag_compact, adding a description of the effect to the leading
6202 comment, and updating the example output.
6203 * print-rtl.c (flag_compact): New variable.
6204 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
6206 (print_rtx_operand_code_i): When printing source locations, wrap
6207 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
6208 (print_rtx_operand_code_r): Don't print regnos for hard regs and
6209 virtuals in compact mode.
6210 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
6211 apart from in LABEL_REFs.
6212 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
6213 Don't print basic block ids in compact mode.
6214 (print_rtx): In compact mode, prefix the code of insns with "c",
6215 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
6216 * print-rtl.h (print_rtx_function): Add "compact" param.
6218 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6220 * arm.h (TARGET_VFP): Delete.
6221 (TARGET_VFPD32): Remove references to TARGET_VFP.
6222 (TARGET_VFP3, TARGET_VFP5): Likewise.
6223 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
6224 (TARGET_NEON_FP16): Likewise.
6225 (TARGET_FMA): Likewise.
6226 (TARGET_CRYPTO): Likewise.
6227 (TARGET_NEON): Likewise.
6228 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6229 (FUNCTION_ARG_REGNO_P): Likewise.
6230 * arm.c (arm_option_check_internal): Likewise.
6231 (arm_option_override): Likewise.
6232 (use_return_insn): Likewise.
6233 (arm_function_value_regno_p): Likewise.
6234 (arm_apply_result_size): Likewise.
6235 (use_vfp_abi): Likewise.
6236 (arm_legitimate_address_outer_p): Likewise.
6237 (thumb2_legitimate_address_p): Likewise.
6238 (arm_legitimate_index_p): Likewise.
6239 (thumb2_legitimate_index_p): Likewise.
6240 (arm_legitimate_address): Likewise.
6241 (arm_get_vfp_saved_size): Likewise.
6242 (arm_emit_vfp_multi_reg_pop): Likewise.
6243 (arm_get_frame_offsets): Likewise.
6244 (arm_save_coproc_regs): Likewise.
6245 (arm_hard_regno_mode_ok): Likewise.
6246 (arm_expand_epilogue_apcs_frame): Likewise.
6247 (arm_expand_epilogue): Likewise.
6248 (arm_file_start): Likewise.
6249 (arm_conditional_register_usage): Likewise.
6250 (arm_validize_comparison): Use vfp_compare_operand directly.
6251 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
6252 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
6254 (arm_atomic_assign_expand_fenv): Likewise.
6255 * arm.md (divsf3): Likewise.
6256 (arm_negsi2): Likewise.
6258 (arm_movdi): Likewise.
6259 (arm_movt): Likewise.
6260 (cbranchsf4): Change predicate to vfp_compare_operand.
6261 (cbranchdf4): Change predicate to vfp_compare_operand.
6262 (cstorehf4): Change predicate to vfp_compare_operand.
6263 (cstoresf4): Change predicate to vfp_compare_operand.
6264 (cstoredf4): Change predicate to vfp_compare_operand.
6265 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
6266 (movhi_insn_arch4, movhi_bytes): Likewise.
6267 * constraints.md (Dt): Likewise.
6269 * iterators.md (SDF): Likewise.
6270 * predicates.md (arm_float_compare_operand): Delete.
6271 (const_double_vcvt_power_of_two_reciprocal): Remove references to
6273 (const_double_vcvt_power_of_two): Likewise.
6274 * thumb2.md thumb2_movsi_insn): Likewise.
6275 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
6276 (movhf_vfp): Likewise.
6277 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
6278 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6279 (movsf_vfp, thumb2_movsf_vfp): Likewise.
6280 (movdf_vfp, thumb2_movdf_vfp): Likewise.
6281 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
6282 (subsf3_vfp, divsf3_vfp): Likewise.
6283 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
6284 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
6285 (mulsf3negsfsubsf_vfp): Likewise.
6286 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
6287 (floatunssisf2, sqrtsf2_vfp): Likewise.
6288 (movcc_vfp): Likewise.
6289 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
6290 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
6291 (push_multi_vfp): Likewise.
6292 (set_fpscr, get_fpscr): Likewise.
6293 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
6295 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
6297 * arm.h (TARGET_VFP): Unconditionally define to 1.
6298 (arm_fpu_desc): Remove 'model' field.
6299 (TARGET_FPU_MODEL): Delete.
6300 * arm.c (all_fpus): Don't initialize the model field.
6301 (arm_can_inline_p): Don't check the FPU model.
6302 * arm-fpus.def: Remove redundant model field from all FPU
6305 2016-10-13 Richard Biener <rguenther@suse.de>
6308 * genmatch.c (struct capture): Add value_match member.
6309 (commutate): Preserve value_match.
6310 (lower_opt_convert): Likewise.
6311 (lower_cond): Likewise.
6312 (replace_id): Likewise.
6313 (struct dt_operand): Add value_match member.
6314 (decision_tree::cmp_node): Compare it.
6315 (decision_tree::insert_operand): Honor it when finding and
6316 when appending a DT_MATCH.
6317 (dt_operand::gen_match_op): Generate a type check after
6318 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
6319 (parser::get_internal_capture_id): New helper.
6320 (parser::finish_match_operand): New function lowering @@<id>.
6321 (parser::parse_capture): Parse @@<id> as value-match.
6322 (parser::parse_expr): Use get_internal_capture_id.
6323 (parser::parse_simplify): Call finish_match_operand.
6324 (walk_captures): New helper.
6325 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
6327 ((X /[ex] A) * A -> X): Likewise.
6328 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
6329 convert[12] and value-matching.
6330 ((A | B) & (A | C) -> A | (B & C)): Likewise.
6331 ((X | Y) | Y -> X | Y): Likewise.
6332 ((X ^ Y) ^ Y -> X): Likewise.
6333 (A - (A & B) -> ~B & A): Likewise.
6334 ((T)(P + A) - (T)P -> (T) A): Likewise.
6335 ((T)P - (T)(P + A) -> -(T) A): Likewise.
6336 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
6337 * doc/match-and-simplify.texi: Amend capture section.
6339 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6341 * config/arc/arc.md (umul_600): Remove predicated variant.
6342 (umul64_600): Likewise.
6344 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
6346 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
6348 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6350 * tree-vect-loop.c (loop_niters_no_overflow): New func.
6351 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
6352 no-overflow information to vect_do_peeling_for_loop_bound and
6353 vect_gen_vector_loop_niters.
6355 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6357 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
6360 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6362 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
6363 adjust_vec automatically.
6364 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
6365 param exit_bb to guard_to.
6366 (slpeel_checking_verify_cfg_after_peeling):
6367 (set_prologue_iterations):
6368 (create_lcssa_for_virtual_phi): New func which is factored out from
6369 slpeel_tree_peel_loop_to_edge.
6370 (slpeel_tree_peel_loop_to_edge):
6371 (iv_phi_p): New func.
6372 (vect_can_advance_ivs_p): Call iv_phi_p.
6373 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
6374 new gimple stmts in basic block.
6375 (vect_gen_niters_for_prolog_loop): Rename to...
6376 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
6377 adjust implementation.
6378 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
6379 sizetype if necessary.
6380 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
6381 it to external function.
6382 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
6383 (vect_gen_vector_loop_niters_mult_vf): New.
6384 (slpeel_update_phi_nodes_for_loops): New.
6385 (slpeel_update_phi_nodes_for_guard1): Reimplement.
6386 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
6387 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
6388 * tree-vect-loop.c (vect_build_loop_niters): Move to file
6389 tree-vect-loop-manip.c
6390 (vect_generate_tmps_on_preheader): Delete.
6391 (vect_transform_loop): Rename vectorization_factor to vf. Call
6392 vect_do_peeling instead of vect_do_peeling-* functions.
6393 * tree-vectorizer.h (vect_do_peeling): New decl.
6394 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
6395 (vect_do_peeling_for_loop_bound): Delete.
6396 (vect_do_peeling_for_alignment): Delete.
6398 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6400 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
6401 duplicated loop after its preheader and after the original loop.
6403 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6405 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
6406 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
6408 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6410 * tree-vect-loop.c (vectorizable_live_operation): Support handling
6411 for live variable outside loop but not in lcssa form.
6413 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6415 * cfg.c (reset_original_copy_tables): New func.
6416 * cfg.h (reset_original_copy_tables): New decl.
6418 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6421 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
6423 * varasm.c (default_binds_local_p_3): Formatting fix.
6425 2016-10-13 Bin Cheng <bin.cheng@arm.com>
6427 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
6429 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
6430 Remove useless code.
6432 2016-10-13 Martin Liska <mliska@suse.cz>
6434 PR tree-optimization/77943
6435 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
6436 a different EH landing pads.
6438 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6441 * hooks.h (hook_tree_void_null): Declare.
6442 * hooks.c (hook_tree_void_null): New function.
6443 * langhooks.c (lhd_return_null_tree_v): Remove.
6444 * langhooks-def.h (lhd_return_null_tree_v): Remove.
6445 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
6446 set y to const0_rtx.
6447 * function.c (stack_protect_epilogue): Likewise.
6448 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
6449 if TARGET_THREAD_SSP_OFFSET is defined.
6450 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6451 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6452 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6453 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6454 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
6455 (ix86_stack_protect_guard): New function.
6457 2016-10-13 Richard Biener <rguenther@suse.de>
6459 * dwarf2out.c (tree_add_const_value_attribute): Do not try
6460 rtl_for_decl_init during early phase.
6461 (gen_variable_die): Do not create locations during early phase.
6462 (gen_label_die): Likewise.
6463 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
6466 2016-10-12 Richard Biener <rguenther@suse.de>
6468 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
6469 try_add_new_range and made to eturn new range.
6470 (evrp_dom_walker::before_dom_children): Push op1 value range before
6471 pushing op0 value range.
6473 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6475 PR tree-optimization/77937
6476 * gimple-ssa-strength-reduction.c (analyze_increments): Use
6477 POINTER_TYPE_P on the candidate type to determine whether
6478 candidates in this chain require pointer arithmetic.
6480 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
6482 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
6483 correction if the type is smaller than a word.
6484 (visium_select_cc_mode): Add ... fall through ... comment.
6486 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6488 * config/rs6000/rs6000.c (machine_function): Add new fields
6489 gpr_is_wrapped_separately and lr_is_wrapped_separately.
6490 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
6491 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
6492 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
6493 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
6494 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
6495 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
6496 (rs6000_get_separate_components): New function.
6497 (rs6000_components_for_bb): New function.
6498 (rs6000_disqualify_components): New function.
6499 (rs6000_emit_prologue_components): New function.
6500 (rs6000_emit_epilogue_components): New function.
6501 (rs6000_set_handled_components): New function.
6502 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
6503 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
6504 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
6505 (rs6000_emit_epilogue): Don't emit GPR restores if
6506 gpr_is_wrapped_separately for that register. Don't make a
6507 REG_CFA_RESTORE note for registers we did not restore, either.
6509 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6511 * function.c (thread_prologue_and_epilogue_insns): Call
6512 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
6513 if it has possibly changed. Compute the split_prologue_seq and
6514 epilogue_seq later, too.
6515 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
6516 (dump_components): New function.
6517 (struct sw): New struct.
6519 (init_separate_shrink_wrap): New function.
6520 (fini_separate_shrink_wrap): New function.
6521 (place_prologue_for_one_component): New function.
6522 (spread_components): New function.
6523 (disqualify_problematic_components): New function.
6524 (emit_common_heads_for_components): New function.
6525 (emit_common_tails_for_components): New function.
6526 (insert_prologue_epilogue_for_components): New function.
6527 (try_shrink_wrapping_separate): New function.
6528 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
6530 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6532 * regrename.c (build_def_use): Invalidate chains that have a
6533 REG_CFA_RESTORE on some instruction.
6535 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6537 * dce.c (delete_unmarked_insns): Don't delete instructions with
6538 a REG_CFA_RESTORE note.
6540 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6542 * common.opt (-fshrink-wrap-separate): New flag.
6543 * doc/invoke.texi: Document it.
6544 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
6545 * doc/tm.texi: Regenerate.
6546 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
6547 * target.def (shrink_wrap): New hook vector.
6548 (get_separate_components, components_for_bb, disqualify_components,
6549 emit_prologue_components, emit_epilogue_components,
6550 set_handled_components): New hooks.
6552 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
6554 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
6555 vector return by reference only if -Wpsabi.
6556 (rs6000_pass_by_reference): Similarly, for argument passing.
6558 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6560 * function-tests.c: Include "print-rtl.h".
6561 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
6562 function, and verify what is dumped.
6563 * print-rtl-function.c (print_edge): New function.
6564 (begin_any_block): New function.
6565 (end_any_block): New function.
6566 (can_have_basic_block_p): New function.
6567 (print_rtx_function): Track the basic blocks of insns in the
6568 chain, wrapping those that are within blocks within "(block)"
6569 directives. Remove the "(cfg)" directive.
6571 2016-10-12 David Malcolm <dmalcolm@redhat.com>
6573 * selftest.c (selftest::read_file): New function.
6574 (selftest::test_read_file): New function.
6575 (selftest::selftest_c_tests): Call test_read_file.
6576 * selftest.h (selftest::read_file): New decl.
6578 2016-10-12 Richard Biener <rguenther@suse.de>
6581 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
6584 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
6586 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
6588 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
6589 dwarf2out_assembly_start.
6591 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
6593 * Makefile.in (SELFTEST_FLAGS): New variable.
6594 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
6596 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
6599 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
6601 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
6602 dumped in RTL dumps.
6604 2016-10-12 Martin Liska <mliska@suse.cz>
6606 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
6607 (gimple_fold_builtin_memory_op): Use the function.
6608 (gimple_fold_builtin_strchr): Likewise.
6609 (gimple_fold_builtin_strcat): Likewise.
6610 (gimple_build): Likewise.
6612 2016-10-12 Nathan Sidwell <nathan@acm.org>
6614 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
6616 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
6618 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
6619 equivalent 32-bit constant (modulo 2**32) when that yields
6620 smaller instructions.
6621 (size_of_int_loc_descriptor): Update accordingly.
6623 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
6625 * dwarf2out.c (dwarf2out_early_global_decl): For nested
6626 functions, call dwarf2out_decl on the parent function first.
6628 2016-10-12 Richard Biener <rguenther@suse.de>
6630 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
6633 2016-10-12 Richard Biener <rguenther@suse.de>
6635 * tree-ssa-propagate.c
6636 (substitute_and_fold_dom_walker::before_dom_children): Do not
6637 ignore ASSERT_EXPRs but only preserve them.
6638 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
6639 that have been propagated into.
6640 (vrp_finalize): Enable DCE for substitute_and_fold.
6642 2016-10-12 Richard Biener <rguenther@suse.de>
6644 PR tree-optimization/77920
6645 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
6646 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
6647 (simplify_abs_using_ranges): Likewise.
6648 (simplify_conversion_using_ranges): Likewise.
6649 (simplify_stmt_using_ranges): Adjust.
6651 2016-10-12 Jakub Jelinek <jakub@redhat.com>
6653 PR tree-optimization/77929
6654 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
6655 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
6657 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6660 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
6661 needs a base register for arg 1.
6663 2016-10-12 Jakub Jelinek <jakub@redhat.com>
6665 * common.opt (Wimplicit-fallthrough) Turn into alias to
6666 -Wimplicit-fallthrough=3. Remove EnabledBy.
6667 (Wimplicit-fallthrough=): New option.
6668 * gimplify.c (warn_implicit_fallthrough_r): Use
6669 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
6670 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
6671 to -Wimplicit-fallthrough=3.
6672 (-Wimplicit-fallthrough=): Document.
6674 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6676 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
6677 and GEU in DImode if TARGET_SUBXC.
6678 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
6679 (seqdi<W:mode>_zero_subxc): Delete.
6680 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
6681 (neg_seqdi<W:mode>_zero_vis3): Delete.
6682 (plus_seqdi<W:mode>_zero): Likewise.
6683 (minus_seqdi<W:mode>_zero): Likewise.
6684 (plus_plus_sltu<W:mode>): Accept only register.
6685 (addx<W:mode>): Likewise.
6686 (plus_sltu<W:mode>_vis3): Likewise.
6687 (plus_plus_sltu<W:mode>_vis3): Likewise.
6688 (neg_sgeu<W:mode>_vis3): Delete.
6689 (minus_sgeu<W:mode>_vis3): Likewise.
6690 (addxc<W:mode>): Accept only registers.
6691 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
6692 (minus_neg_sltu<W:mode>_subxc): Accept only register.
6693 (neg_plus_sltu<W:mode>_subxc): Likewise.
6694 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
6695 (minus_minus_sltu<W:mode>_subxc): Accept only register.
6696 (sgeu<W:mode>_insn_subxc): Delete.
6697 (plus_sgeu<W:mode>_subxc): Likewise.
6698 (subxc<W:mode>): Accept only register.
6699 (scc splitter): Split always GEU again.
6701 2016-10-11 Jeff Law <law@redhat.com>
6703 PR tree-optimization/77424
6704 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
6705 dead conditionals. Assert that all e->aux fields are NULL.
6707 2016-10-11 David Malcolm <dmalcolm@redhat.com>
6709 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
6710 operand-printing "switch" statement into...
6711 (print_rtx_operand_code_0): ...this new function, ...
6712 (print_rtx_operand_code_e): ...this new function, ...
6713 (print_rtx_operand_codes_E_and_V): ...this new function, ...
6714 (print_rtx_operand_code_i): ...this new function, ...
6715 (print_rtx_operand_code_r): ...this new function, ...
6716 (print_rtx_operand_code_u): ...this new function, ...
6717 (print_rtx_operand): ...and this new function.
6719 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
6721 * config/alpha/alpha-passes.def: New file.
6722 * config/alpha/t-alpha: New file.
6723 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
6724 (make_pass_handle_trap_shadows): New prototype.
6725 (make_pass_align_insns): Ditto.
6726 * config/alpha/alpha.c (alpha_option_override): Don't register
6728 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
6730 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6733 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
6734 distinct __ibm128 IBM extended double type if long doubles are
6735 128-bits and the default format for long double is IEEE 128-bit.
6737 2016-10-11 Richard Biener <rguenther@suse.de>
6739 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
6740 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
6741 (verify_die): New function.
6742 (dwarf2out_finish): Call it.
6743 (output_line_info): Handle case of -gsplit-dwarf without
6744 DWARF2_ASM_LINE_DEBUG_INFO.
6746 2016-10-11 Richard Biener <rguenther@suse.de>
6749 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
6750 sub-chains of BLOCK_VARS and gimple_bind_vars.
6752 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6754 * config/i386/znver1.md : Fix imov/imovx load type reservations.
6756 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6758 * config/sparc/sparc.opt (msubxc): New option.
6759 * doc/invoke.texi (SPARC options): Document it and tidy up.
6760 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
6761 * doc/tm.texi: Regenerate.
6762 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
6764 (CCX_NOOV): Rename into...
6768 * config/sparc/predicates.m (fcc_register_operand): Simplify.
6769 (fcc0_register_operand): Likewise.
6770 (icc_register_operand): New.
6771 (icc_or_fcc_register_operand): Simplify.
6772 (nz_comparison_operator): New.
6773 (c_comparison_operator): Likewise.
6774 (noov_compare_operator): Rename into...
6775 (icc_comparison_operator): ...this. Use above predicates.
6776 (noov_compare64_operator): Rename into...
6777 (v9_comparison_operator): ...this and tidy up.
6778 (fcc_comparison_operator): New.
6779 (icc_or_fcc_comparison_operator): Likewise.
6780 (v9_register_compare_operator): Rename info...
6781 (v9_register_comparison_operator): ...this.
6782 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
6783 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
6785 (sparc_fixed_condition_code_regs): New function.
6786 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
6787 renaming and add support for CCC/CCXC.
6788 (output_cbranch): Likewise.
6789 (sparc_print_operand): Likewise.
6790 (gen_v9_scc): Remove obsolete assertion.
6791 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
6792 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
6793 (output_cbcond): Remove bogus handling of CC modes.
6794 (sparc_register_move_cost): Return 100 for NO_REGS.
6795 * config/sparc/sparc.md (W): New mode iterator.
6796 (length): Adjust for noov_compare64_operator renaming.
6797 (cmpsi_sne): New instruction.
6798 (cmpdi_sne): Likewise.
6799 (seqdi_special): Delete.
6800 (seqdi_special): Likewise.
6801 (snesi<P:mode>_special): Likewise.
6802 (snedi_special): Likewise.
6803 (snedi_special_vis3): Likewise.
6804 (snesi patterns): Use W iterator.
6805 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
6806 (sltu patterns): Likewise.
6807 (sgeu patterns): Likewise.
6808 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
6809 (normal_branch): Use icc_comparison_operator predicate.
6810 (inverted_branch): Likewise.
6811 (cbcond_sp32): Use comparison_operator predicate.
6812 (cbcond_sp64): Likewise.
6813 (normal_int_branch_sp64): Adjust for renaming
6814 (inverted_int_branch_sp64): Likewise.
6815 (mov<I:mode>_cc_reg_sp64): Likewise.
6816 (movsf_cc_reg_sp6): Likewise.
6817 (movdf_cc_reg_sp64): Likewise.
6818 (movtf_cc_reg_hq_sp64): Likewise.
6819 (movtf_cc_reg_sp64): Likewise.
6820 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
6821 (movsf_cc_v9): Likewise.
6822 (movdf_cc_v9): Likewise.
6823 (movtf_cc_hq_v9): Likewise.
6824 (movtf_cc_v9): Likewise.
6825 (adddi3): Call gen_adddi3_sp32.
6826 (adddi3_insn_sp32): Rename to...
6827 (adddi3_sp32): ...this. Accept only register_operand as operand #1
6828 and use CCCmode for the carry.
6829 (addx_extend_sp32): Use CCCmode for the carry.
6830 (addx_extend_sp64): Delete.
6831 (adddi3_extend_sp32): Use CCCmode for the carry.
6832 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
6833 (subdi3): Call gen_subdi3_sp32.
6834 (subdi3_insn_sp32): Rename to...
6835 (subdi3_sp32): ...this and use CCmode for the carry.
6836 (subx_extend_sp32): Use CCCmode for the carry.
6837 (subx_extend_sp64): Delete.
6838 (subdi3_extend_sp32): Use CCmode for the carry.
6839 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
6840 (negdi3): Call gen_negdi3_sp32.
6841 (negdi3_sp32): Use CCCmode for the carry.
6842 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
6843 (cmp_nz_ashift_1): Use CCNZ mode.
6844 (cmp_nz_set_ashift_1): Likewise.
6845 (ctrapsi4): Use comparison_operator predicate.
6846 (ctrapdi4): Likewise.
6847 (trapsi_insn): Use icc_comparison_operator predicate.
6848 (trapdi_insn): Likewise.
6849 (edge8 patterns): Use CCNZmode.
6850 (edge16 patterns): Likewise.
6851 (edge32 patterns): Likewise.
6853 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6855 * config/visium/visium-modes.def (CC_NOOV): Rename into...
6857 (CC_BTST): Rename into...
6859 * config/visium/predicates.md (real_add_operand): New.
6860 (visium_btst_operator): Rename into...
6861 (visium_equality_comparison_operator): ...this.
6862 (visium_noov_operator): Rename into...
6863 (visium_nz_comparison_operator): ...this.
6864 (visium_c_comparison_operator): New.
6865 (visium_branch_operator): Adjust and deal with all CC modes.
6866 * config/visium/visium.c (visium_adjust_cost): Adjust.
6867 (visium_split_double_add): Use the *_set_carry patterns.
6868 (visium_select_cc_mode): Add support for CCC mode and adjust.
6869 (output_cbranch): Adjust and use the carry-based operators for
6870 floating-point comparisons.
6871 * config/visium/visium.md (flags_subst_arith): Adjust.
6872 (addsi3_insn_set_carry): New instruction.
6873 (subsi3_insn_set_carry): Likewise.
6874 (negsi2_insn_set_carry): Likewise.
6876 (cmp<mode>_sne): Likewise.
6877 (cbranch<mode>4): Use ordered_comparison_operator.
6878 (cbranch<mode>4_insn): Likewise.
6879 (cbranchsi4_btst_insn): Adjust.
6881 2016-10-11 Tom de Vries <tom@codesourcery.com>
6884 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
6887 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
6889 * tree.h (build_complex_type): Add second parameter with default.
6890 * tree.c (build_complex_type): Add NAMED second parameter and adjust
6891 recursive call. Create a TYPE_DECL only if NAMED is true.
6892 (build_common_tree_nodes): Pass true in calls to build_complex_type.
6894 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
6896 New avr-passes.def to register AVR specific passes.
6898 * config/avr/avr-passes.def: New file.
6899 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
6900 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
6901 (make_avr_pass_recompute_note): New proto.
6902 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
6903 (avr_pass_recompute_notes): Use anonymous namespace.
6904 (avr_register_passes): Remove function...
6905 (avr_option_override): ...and its call.
6907 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
6909 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
6910 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
6911 PTF_AVOID_BRANCHLIKELY_SPEED for others.
6912 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
6914 * config/mips/mips.c (mips_option_override): Enable the branch
6915 likely depending on the tune flags and optimization level.
6916 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
6917 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
6918 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
6919 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
6921 2016-10-11 Richard Biener <rguenther@suse.de>
6923 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
6924 (output_function): Properly stream the whole block tree.
6925 * lto-streamer-in.c (input_function): Likewise.
6927 2016-10-11 Marek Polacek <polacek@redhat.com>
6929 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
6931 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6933 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
6934 (evrp_dom_walker::before_dom_children): Infer and push new value
6935 ranges for x in y < x.
6937 2016-10-10 Joseph Myers <joseph@codesourcery.com>
6940 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
6941 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
6942 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
6943 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
6944 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
6945 (IA64_NO_LIBGCC_TFMODE): Likewise.
6947 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6949 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
6952 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
6954 * config.gcc: Add aarch64-*-freebsd* support.
6955 * config.host: Likewise.
6956 * config/aarch64/aarch64-freebsd.h: New file.
6957 * config/aarch64/t-aarch64-freebsd: Ditto.
6959 2016-10-10 Jeff Law <law@redhat.com>
6961 PR tree-optimization/71947
6962 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
6963 B with A within a single statement.
6965 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6967 PR tree-optimization/77824
6968 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
6969 zero cost for copies.
6970 (find_candidates_dom_walker::before_dom_children): Replace
6971 MODIFY_EXPR with SSA_NAME.
6972 (replace_mult_candidate): Likewise.
6973 (replace_profitable_candidates): Likewise.
6975 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6977 * config/s390/s390.h: Wrap more macros args in brackets and fix
6979 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
6981 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
6983 2016-10-10 Andreas Schwab <schwab@suse.de>
6986 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
6987 pseudo is not DImode.
6989 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
6991 * common/config/arc/arc-common.c (arc_option_optimization_table):
6992 Remove compact casesi option.
6993 * config/arc/arc.c (arc_override_options): Use compact casesi
6994 option only for pre-ARCv2 cores.
6995 * doc/invoke.texi (mcompact-casesi): Update text.
6997 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6999 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
7000 Add macro to say we can efficiently handle overlapping unaligned
7002 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
7003 poor code for processors older than p8.
7005 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
7007 * gen-pass-instances.awk: Remove GNUism.
7009 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7011 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
7012 NULL of (*ipcp_transformations)][node->uid].
7014 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
7016 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7017 (MALLOC_ABI_ALIGNMENT): Define.
7019 2016-10-09 Jakub Jelinek <jakub@redhat.com>
7021 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
7022 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
7023 VAR_OR_FUNCTION_DECL_P macros.
7024 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
7025 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
7026 chkp_find_bounds_1): Likewise.
7027 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
7028 * hsa-gen.c (get_symbol_for_decl): Likewise.
7029 * cgraphunit.c (check_global_declaration, analyze_functions,
7030 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
7032 * gimple-fold.c (can_refer_decl_in_current_unit_p,
7033 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
7035 * tree.c (set_decl_section_name, copy_node_stat,
7036 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
7037 merge_dllimport_decl_attributes, handle_dll_attribute,
7038 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
7039 verify_type): Likewise.
7040 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
7041 find_explicit_erroneous_behavior): Likewise.
7042 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
7043 * ipa.c (process_references): Likewise.
7044 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
7045 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
7046 notice_global_symbol, assemble_variable, mark_decl_referenced,
7047 build_constant_desc, output_constant_def_contents, do_assemble_alias,
7048 make_decl_one_only, default_section_type_flags,
7049 categorize_decl_for_section, default_encode_section_info): Likewise.
7050 * trans-mem.c (requires_barrier): Likewise.
7051 * gimple-expr.c (mark_addressable): Likewise.
7052 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
7053 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
7054 expand_debug_expr): Likewise.
7055 * tree-dump.c (dequeue_and_dump): Likewise.
7056 * ubsan.c (instrument_bool_enum_load): Likewise.
7057 * tree-pretty-print.c (print_declaration): Likewise.
7058 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
7059 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
7060 * asan.c (asan_protect_global, instrument_derefs): Likewise.
7061 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
7062 pass_build_ssa::execute): Likewise.
7063 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
7064 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
7066 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
7068 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
7069 can_be_nonlocal, remap_decls, copy_debug_stmt,
7070 initialize_inlined_parameters, add_local_variables,
7071 reset_debug_binding, replace_locals_op): Likewise.
7072 * dse.c (can_escape): Likewise.
7073 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
7075 * tree-diagnostic.c (default_tree_printer): Likewise.
7076 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
7077 unpack_ts_decl_with_vis_value_fields,
7078 lto_input_ts_decl_common_tree_pointers): Likewise.
7079 * builtins.c (builtin_save_expr, fold_builtin_expect,
7080 readonly_data_expr): Likewise.
7081 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
7082 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
7084 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
7085 * gimplify.c (force_constant_size, gimplify_bind_expr,
7086 gimplify_decl_expr, gimplify_var_or_parm_decl,
7087 gimplify_compound_lval, gimplify_init_constructor,
7088 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
7089 gimplify_type_sizes): Likewise.
7090 * cgraphbuild.c (record_reference, record_type_list, mark_address,
7091 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
7092 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
7093 remove_unused_locals): Likewise.
7094 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
7095 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
7096 * function.c (instantiate_expr, instantiate_decls_1,
7097 setjmp_vars_warning, add_local_decl): Likewise.
7098 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
7100 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
7101 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
7102 optimize_va_list_gpr_fpr_size): Likewise.
7103 * tree-nrv.c (pass_nrv::execute): Likewise.
7104 * tsan.c (instrument_expr): Likewise.
7105 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
7106 * vtable-verify.c (verify_bb_vtables): Likewise.
7107 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
7108 get_ref_base_and_extent): Likewise.
7109 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
7111 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
7112 analyze_all_variable_accesses): Likewise.
7113 * tree-nested.c (get_nonlocal_debug_decl,
7114 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
7115 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
7116 get_local_debug_decl, convert_local_omp_clauses,
7117 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
7119 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
7120 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
7121 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
7122 dbxout_symbol, dbxout_common_check): Likewise.
7123 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
7124 string_constant): Likewise.
7125 * hsa.c (hsa_get_declaration_name): Likewise.
7126 * passes.c (rest_of_decl_compilation): Likewise.
7127 * tree-ssanames.c (make_ssa_name_fn): Likewise.
7128 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
7129 pack_ts_decl_with_vis_value_fields,
7130 write_ts_decl_common_tree_pointers): Likewise.
7131 * stor-layout.c (place_field): Likewise.
7132 * symtab.c (symtab_node::maybe_create_reference,
7133 symtab_node::verify_base, symtab_node::make_decl_local,
7134 symtab_node::copy_visibility_from,
7135 symtab_node::can_increase_alignment_p): Likewise.
7136 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
7137 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
7138 fortran_common, add_location_or_const_value_attribute,
7139 add_scalar_info, add_linkage_name, set_block_abstract_flags,
7140 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
7141 optimize_one_addr_into_implicit_ptr,
7142 optimize_location_into_implicit_ptr): Likewise.
7143 * gimple-low.c (record_vars_into): Likewise.
7144 * ipa-visibility.c (update_vtable_references): Likewise.
7145 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
7147 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
7148 DFS::DFS_write_tree_body, write_symbol): Likewise.
7149 * langhooks.c (lhd_warn_unused_global_decl,
7150 lhd_set_decl_assembler_name): Likewise.
7151 * attribs.c (decl_attributes): Likewise.
7152 * except.c (output_ttype): Likewise.
7153 * varpool.c (varpool_node::get_create, ctor_for_folding,
7154 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
7155 * fold-const.c (fold_unary_loc): Likewise.
7156 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
7157 ipa_find_agg_cst_from_init): Likewise.
7158 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
7159 expand_omp_target, lower_omp_regimplify_p,
7160 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
7161 find_link_var_op): Likewise.
7162 * tree-chrec.c (chrec_contains_symbols): Likewise.
7163 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
7164 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
7165 execute_fixup_cfg): Likewise.
7167 PR tree-optimization/77901
7168 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
7169 if ranges[i].exp is SSA_NAME when looking for >= and only when
7170 ranges[i].exp is NULL or SSA_NAME when looking for the other
7173 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7175 * ipa-cp.c (ipcp_alignment_lattice): Remove.
7176 (ipcp_param_lattices): Remove field alignment.
7177 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
7178 (set_all_contains_variable): Remove call to
7179 ipcp_alignment_lattice::set_to_bottom.
7180 (initialize_node_lattices): Likewise.
7181 (propagate_alignment_accross_jump_function): Remove.
7182 (propagate_constants_accross_call): Remove call to
7183 propagate_alignment_accross_jump_function.
7184 (ipcp_store_alignment_results): Remove.
7185 (ipcp_driver): Remove call to ipcp_store_alignment_results.
7186 (propagate_bits_accross_jump_function): Handle ancestor jump function.
7187 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
7188 pretty-printing of alignment jump function.
7189 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
7190 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
7191 alignments and remove computing ipa_alignment jump function.
7192 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
7193 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
7194 (ipa_read_jump_function): Remove reading of ipa_alignment.
7195 (write_ipcp_transformation_info): Remove streaming for alignment
7196 propagation summary.
7197 (read_ipcp_transformation_info): Remove reading of alignment
7198 propagation summary.
7199 (ipcp_update_alignments): Remove.
7200 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
7202 (ipcp_transform_function): Remove call to ipcp_update_alignments()
7203 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
7204 * ipa-prop.h (ipa_alignment): Remove.
7205 (ipa_jump_func): Remove field alignment.
7206 (ipcp_transformation_summary): Remove field alignments.
7207 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
7208 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
7209 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
7211 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
7213 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
7215 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
7217 (visium_expand_fp_cstore): Likewise.
7219 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7221 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
7222 * diagnostic.c (warning_at_rich_loc_n): New function.
7223 (diagnostic_n_impl_richloc): Likewise.
7224 (diagnostic_n_impl): Move most of the function to
7225 diagnostic_n_impl_richloc and call it.
7227 2016-10-08 Jakub Jelinek <jakub@redhat.com>
7229 * gen-pass-instances.awk: Rewritten.
7230 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
7231 $(PASSES_EXTRA) after passes.def to the script.
7232 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
7233 * config/i386/i386-passes.def: New file.
7234 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
7235 make_pass_stv): Declare.
7236 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
7238 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
7240 (pass_stv::clone, pass_stv::set_pass_param): New methods.
7241 (pass_stv::timode_p): New non-static data member.
7242 (ix86_option_override): Don't register passes here.
7244 * doc/invoke.texi: Document accepting Else, fallthrough.
7246 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
7249 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
7250 FALLTHRU comment styles.
7252 2016-10-07 Andrew Pinski <apinski@cavium.com>
7254 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
7255 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
7256 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
7258 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
7260 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
7262 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
7263 (AARCH64_ARCH): Likewise.
7264 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
7266 (AARCH64_CORE): Likewise.
7267 (AARCH64_ARCH): Likewise.
7268 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
7269 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7270 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
7271 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
7272 (AARCH64_ARCH): Likewise.
7273 (AARCH64_CORE): Likewise.
7274 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
7275 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
7276 (AARCH64_CORE): Likewise.
7277 (AARCH64_ARCH): Likewise.
7279 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7281 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
7282 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
7283 floating point type infrastructre, and -mfloat128 that enables the
7284 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
7285 if -mfloat128-type. Define __ibm128 to be long double by default.
7286 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
7287 the IEEE 128-bit floating point type infrastructure should
7288 automatically be enabled.
7289 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
7290 instead of -mfloat128 to enable KFmode.
7291 (rs6000_option_override_internal): Split the option -mfloat128
7292 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
7293 systems, automatically set -mfloat128-type, but don't enable it on
7294 other operating systems. Move setting the long double size and
7295 IEEE quad support before the IEEE 128-bit floating point changes.
7296 (rs6000_init_builtins): Do not create a unique type for __ibm128
7297 if long double is IBM extended double, instead rely on __ibm128
7298 being defined as 'long double'. If -mfloat128-type and not
7299 -mfloat128, create the KFmode type with an undocumented __ieee128
7301 (rs6000_init_libfuncs): Use -mfloat128-type instead of
7302 -mfloat128 for tests about the types, but keep tests for
7303 -mfloat128 to enable the keyword support.
7304 (rs6000_complex_function_value): Likewise.
7305 (rs6000_scalar_mode_supported_p): Likewise.
7306 (rs6000_floatn_mode): Likewise.
7307 (rs6000_c_mode_for_suffix): Likewise.
7308 (rs6000_opt_masks): Add -mfloat128-type.
7309 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
7310 -mfloat128-type being split from -mfloat128. Add
7311 -mfloat128-hardware, which was missing.
7312 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
7313 -mfloat128 and -mfloat128-type:
7314 (-mfloat128-type): Likewise.
7315 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
7316 that 64-bit Linux systems with enable -mfloat128-type by default
7318 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
7319 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
7320 -mfloat128-type instead of -mfloat128.
7321 (FLOAT128_2REG_P): Likewise.
7322 (MASK_FLOAT128_TYPE): Likewise.
7323 (ALTIVEC_ARG_MAX_RETURN): Likewise.
7324 (RS6000_BTM_FLOAT128): Likewise.
7325 (TARGET_FLOAT128): Poison old identifiers.
7326 (OPTION_MASK_FLOAT128): Likewise.
7327 (MASK_FLOAT128): Likewise.
7328 * config/rs6000/rs6000.md (FP): Likewise.
7329 (FLOAT128): Likewise.
7330 (fix_trunc<mode>di2): Likewise.
7331 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7332 (floatdi<mode>2): Likewise.
7333 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
7334 (neg<mode>2, FLOAT128 iterator): Likewise.
7335 (abs<mode>2, FLOAT128 iterator): Likewise.
7336 (ieee_128bit_negative_zero): Likewise.
7337 (ieee_128bit_vsx_neg<mode>2): Likewise.
7338 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
7339 (ieee_128bit_vsx_abs<mode>2): Likewise.
7340 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7341 (ieee_128bit_vsx_nabs<mode>2): Likewise.
7342 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7343 (extendiftf2): Likewise.
7344 (extendifkf2): Likewise.
7345 (extendtfkf2): Likewise.
7346 (trunciftf2): Likewise.
7347 (truncifkf2): Likewise.
7348 (trunckftf2): Likewise.
7349 (trunctfif2): Likewise.
7350 (extendkftf2): Likewise.
7351 (trunctfkf2): Likewise.
7353 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7355 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
7356 before merging in bytes to pass down to real_from_target.
7358 2016-10-07 Richard Biener <rguenther@suse.de>
7360 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
7362 (substitute_and_fold_dom_walker::before_dom_children):
7363 Substitute and fold before pass specific folding to avoid
7364 feeding that with SSA names that will be later released.
7365 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
7366 introduced by folding and visited by evaluate_stmt called during
7368 (likely_value): Likewise.
7369 (evaluate_stmt): Likewise.
7370 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
7371 (simplify_div_or_mod_using_ranges): Likewise.
7372 (simplify_min_or_max_using_ranges): Likewise.
7373 (simplify_abs_using_ranges): Likewise.
7374 (simplify_conversion_using_ranges): Likewise.
7375 (simplify_float_conversion_using_ranges): Likewise.
7376 (simplify_stmt_using_ranges): Likewise.
7378 2016-10-07 Marek Polacek <polacek@redhat.com>
7380 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
7381 FALLTHROUGH_LABEL_P here...
7382 (warn_implicit_fallthrough_r): ...not here.
7384 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
7386 PR tree-optimization/77880
7387 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
7390 2016-10-07 Marek Polacek <polacek@redhat.com>
7393 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
7395 2016-10-07 Richard Biener <rguenther@suse.de>
7397 * bitmap.h: Document constraints on bitmap modification while
7400 2016-10-07 Richard Biener <rguenther@suse.de>
7402 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
7403 * bitmap.h (bmp_iter_set): When advancing to the next element
7404 check that we didn't remove the current one.
7405 (bmp_iter_and): Likewise.
7406 (bmp_iter_and_compl): Likewise.
7407 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
7408 we currently iterate on but keep a one-level queue.
7409 * sched-deps.c (remove_from_deps): Do not clear current bit
7410 but keep a one-level queue.
7412 2016-10-07 Jakub Jelinek <jakub@redhat.com>
7414 PR tree-optimization/77664
7415 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
7416 for the other ranges.
7417 (optimize_range_tests_diff): Fix up formatting.
7418 (optimize_range_tests_var_bound): New function.
7419 (optimize_range_tests): Use it.
7421 2016-10-07 Martin Liska <mliska@suse.cz>
7423 * coverage.c (build_gcov_exit_decl): Fix priority what
7424 should be really 99.
7426 2016-10-07 Richard Biener <rguenther@suse.de>
7428 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
7429 vars in gimple_bind_vars but not in BLOCK_VARS.
7431 2016-10-07 Richard Biener <rguenther@suse.de>
7433 PR tree-optimization/77879
7434 * tree-ssa-structalias.c (handle_const_call): Properly handle
7436 (handle_pure_call): Likewise.
7438 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7440 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
7441 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
7444 2016-10-06 Andrew Pinski <apinski@cavium.com>
7446 * config/aarch64/aarch64-cores.def: Add a comment before each
7449 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7451 PR tree-optimization/77862
7452 * tree-vrp.c (add_equivalence): Use get_value_range so that
7453 num_vr_values is checked before accessing vr_values.
7455 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
7457 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7460 2016-10-05 Jeff Law <law@redhat.com>
7462 PR tree-optimization/71661
7463 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
7464 removal of a forwarder exposes a new natural loop.
7466 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
7468 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
7469 Introduce ssesuffix variable.
7470 (<mask_codefor><code><mode>3<mask_name>): Ditto.
7471 (*<code><mode>3): Ditto.
7473 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
7475 * postreload.c (reload_cse_simplify): Skip also USE when detecting
7478 2016-10-06 Richard Biener <rguenther@suse.de>
7480 PR tree-optimization/77855
7481 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
7482 instead of removing the current item while iterating over the set
7485 2016-10-06 James Clarke <jrtc27@jrtc27.com>
7486 Eric Botcazou <ebotcazou@adacore.com>
7489 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
7490 (classify_registers): Don't set it
7491 (function_arg_slotno): Don't initialize and test it. Tidy up.
7493 2016-10-06 Richard Biener <rguenther@suse.de>
7495 PR tree-optimization/77839
7496 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
7499 2016-10-06 Martin Liska <mliska@suse.cz>
7501 * gcc.c: Set -fprofile-update=atomic when profiling is
7502 enabled and -pthread is set. Warn when one combines
7503 -pthread and -fprofile-update=single for an app using
7506 2016-10-06 Martin Liska <mliska@suse.cz>
7509 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
7510 * gimple-ssa-strength-reduction.c (slsr_process_cast):
7511 Initialize a pointer to NULL.
7512 (slsr_process_copy): Likewise.
7513 * input.c (location_get_source_line): Likewise.
7514 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
7516 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
7518 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
7519 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
7520 (ix86_handle_option): Deleted handle of OPT_mpcommit.
7521 * config.gcc: Deleted pcommitintrin.h
7522 * config/i386/pcommitintrin.h: Deleted file.
7523 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
7524 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
7526 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
7528 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
7529 (PTA_PCOMMIT): Deleted define.
7530 (ix86_option_override_internal): Deleted handle of option.
7531 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
7532 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
7533 __builtin_ia32_pcommit): Deleted.
7534 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
7535 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
7536 (pcommit): Deleted instruction.
7537 * config/i386/i386.opt: Mention -mpcommit deprecation.
7538 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
7540 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
7543 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
7544 Remove wrong assert.
7545 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
7546 Use <round_constraint> as operand 1 constraint.
7548 2016-10-05 Jakub Jelinek <jakub@redhat.com>
7551 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
7552 (ubsan_instrument_float_cast): And not here.
7555 * ubsan.c (ubsan_ids): New GTY(()) array.
7556 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
7557 instead of static local counters.
7559 2016-10-05 Martin Sebor <msebor@redhat.com>
7562 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
7563 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
7564 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
7565 (default_printf_pointer_format): Define function.
7566 * targhooks.c (linux_printf_pointer_format): Define new function.
7567 * targhooks.h (linux_printf_pointer_format): Declare.
7568 (gnu_libc_printf_pointer_format): Remove declaration.
7570 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7572 * fold-const.c (native_encode_real): Fix logic for selecting offset
7573 to write to when BYTES_BIG_ENDIAN.
7575 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
7577 * builtins.c (fold_builtin_strchr): Remove function.
7578 (fold_builtin_strrchr): Likewise.
7579 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
7580 * gimple-fold.c (target_char_cst_p): New function.
7581 (gimple_fold_builtin_strchr) Add more foldings.
7582 (gimple_fold_builtin): Add index, strrchr, rindex cases.
7584 2016-10-05 Richard Biener <rguenther@suse.de>
7587 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
7588 capture ids in c-exprs.
7590 2016-10-05 Richard Biener <rguenther@suse.de>
7593 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
7594 with types_match for GIMPLE code gen to handle type mismatched
7596 (dt_operand::gen): Adjust.
7597 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
7600 2016-10-05 Richard Biener <rguenther@suse.de>
7602 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
7604 2016-10-05 Richard Biener <rguenther@suse.de>
7607 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
7609 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
7611 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
7612 version check to protect only DW_TAG_imported_module generation.
7614 2016-10-05 Richard Biener <rguenther@suse.de>
7617 * match.pd (min(a,-a) -> -abs(a)): New pattern.
7619 2016-10-04 Ian Lance Taylor <iant@golang.org>
7621 * explow.c (allocate_dynamic_stack_space): Call
7622 do_pending_stack_adjust before handling flag_split_stack.
7624 2016-10-04 David Malcolm <dmalcolm@redhat.com>
7626 * genattrtab.c (make_internal_attr): Supply dummy column number to
7629 * genoutput.c (init_insn_for_nothing): Likewise.
7630 * gensupport.c (add_define_attr): Likewise.
7631 * read-md.c (message_at_1): Print column number.
7632 (fatal_with_file_and_line): Likewise.
7633 (rtx_reader::read_char): Track column numbers.
7634 (rtx_reader::unread_char): Likewise.
7635 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
7636 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
7637 (rtx_reader::handle_file): Initialize m_read_md_colno.
7638 (rtx_reader::get_current_location): Supply column number to
7640 * read-md.h (struct file_location): Add field "colno".
7641 (file_location::file_location): Likewise.
7642 (rtx_reader::get_colno): New accessor.
7643 (rtx_reader::m_read_md_colno): New field.
7644 (rtx_reader::m_last_line_colno): New field.
7646 2016-10-04 Jakub Jelinek <jakub@redhat.com>
7648 * doc/extend.texi (Java Exceptions): Remove.
7649 (java_interface): Remove.
7651 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
7653 PR tree-optimization/77808
7654 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
7655 and addr are different before copying points-to information.
7657 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
7659 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
7660 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
7661 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
7662 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
7664 2016-10-04 Richard Biener <rguenther@suse.de>
7666 PR tree-optimization/77399
7667 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
7668 verify the target can convert.
7670 2016-10-04 Richard Biener <rguenther@suse.de>
7673 * explow.c (plus_constant): Verify the mode of the constant
7674 pool offset before calling plus_constant.
7676 2016-10-04 Richard Biener <rguenther@suse.de>
7679 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
7680 type support, mark with :C.
7681 (X / -X -> -1): Mark with :C.
7683 2016-10-04 Jakub Jelinek <jakub@redhat.com>
7685 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
7686 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
7687 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
7688 * doc/tm.texi: Regenerated.
7689 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
7690 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
7691 * config/darwin.h (JCR_SECTION_NAME): Remove.
7692 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
7693 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
7694 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
7695 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
7696 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
7697 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
7699 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7701 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
7702 between "because" and "param" in dump message in call to fprintf.
7704 2016-10-03 Jeff Law <law@redhat.com>
7706 PR tree-optimization/71550
7707 PR tree-optimization/71403
7708 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
7709 (profitable_jump_thread_path): Also return boolean indicating if
7710 the realized path will create an irreducible loop.
7711 Remove loop depth tests from 71403.
7712 (fsm_find_control_statement_thread_paths): Remove loop depth tests
7713 from 71403. If threading will create an irreducible loop, then
7714 throw away loop iteration and related information.
7716 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
7718 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
7719 -Woverloaded-virtual checks for warning options.
7720 * configure: Regenerate.
7722 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7724 PR preprocessor/77699
7725 * input.c (maybe_grow): Don't allocate one byte extra headroom.
7726 (get_next_line): Return false on error.
7727 (read_next_line): Removed, use get_next_line instead.
7728 (read_line_num): Don't copy the line.
7729 (location_get_source_line): Don't use static data.
7730 (selftest::test_reading_source_line): Add more test cases.
7732 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7735 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7737 * ifcvt.c (noce_try_avoid_const_materialization): New function.
7738 (noce_process_if_block): Use it.
7740 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7742 * doc/invoke.texi: Update -Wint-in-bool-context.
7744 2016-10-02 Jakub Jelinek <jakub@redhat.com>
7746 * dwarf2out.c (output_fde, output_call_frame_info,
7747 dwarf2out_do_cfi_startproc, set_indirect_string,
7748 gen_internal_sym, output_die, output_line_info): Use
7749 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
7750 ASM_GENERATE_INTERNAL_LABEL output.
7752 2016-10-01 Richard Biener <rguenther@suse.de>
7755 * genmatch.c (get_operand_type): Add operand position arg
7756 and handle COND_EXPR comparison operand with fixed boolean_type_node.
7757 (expr::gen_transform): Adjust.
7758 (dt_simplify::gen_1): Likewise.
7760 2016-10-01 Jakub Jelinek <jakub@redhat.com>
7762 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
7763 comments. Simplify asserts, remove unnecessary conditions.
7765 (*<code><mode>3): Likewise.
7767 2016-09-30 Jakub Jelinek <jakub@redhat.com>
7769 * doc/invoke.texi (-Wregister): Document.
7771 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
7773 * configure.ac: Split CHECKING_P into CHECKING_P and
7774 ENABLE_EXTRA_CHECKING.
7775 * configure: Regenerated.
7776 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
7777 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
7779 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
7782 * gcc.c (process_command): For @filename handling, output
7783 the correct name if the file does not exist.
7785 2016-09-30 Marek Polacek <polacek@redhat.com>
7787 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
7788 * config/alpha/predicates.md: Likewise.
7790 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7792 * ifcvt.c (noce_try_avoid_const_materialization): New function.
7793 (noce_process_if_block): Use it.
7795 2016-09-30 Martin Liska <mliska@suse.cz>
7797 * doc/invoke.texi: Document asan-use-after-return that
7798 it's disabled by default in runtime.
7800 2016-09-30 Richard Biener <rguenther@suse.de>
7802 * tree-vrp.c (intersect_ranges): If we failed to handle
7803 the intersection choose a constant singleton range if available.
7805 2016-09-30 Richard Biener <rguenther@suse.de>
7807 PR tree-optimization/77399
7808 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
7809 float <-> int conversions.
7811 2016-09-30 Alan Modra <amodra@gmail.com>
7813 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
7815 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
7817 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
7818 ext_level before calling CPUID with 0x80000008.
7819 Simplify xgetbv checks.
7821 2016-09-29 David Malcolm <dmalcolm@redhat.com>
7823 * Makefile.in (OBJS): Add print-rtl-function.o.
7824 * print-rtl-function.c: New file.
7825 * print-rtl.h (print_rtx_function): New decl.
7827 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
7830 * config/i386/cpuid.h (__get_cpuid_count): New.
7831 (__get_cpuid): Rename __level to __leaf.
7833 2016-09-29 Marek Polacek <polacek@redhat.com>
7835 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
7837 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
7840 * builtins.c (expand_builtin_memcmp): Don't swap args unless
7841 result is only being compared with zero.
7843 2016-09-29 Marek Polacek <polacek@redhat.com>
7845 * dwarf2out.c (loc_descriptor): Add fall through comment.
7846 (add_const_value_attribute): Likewise.
7848 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
7850 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
7851 with "v6t2". Move "arch" attribute above "pool_range".
7852 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
7854 (*thumb2_movhi_vfp): Likewise.
7855 (*arm_movhi_fp16): Likewise.
7856 (*thumb2_movhi_fp16): Likewise.
7857 (*arm_movsi_vfp): Remove "arch" attribute.
7858 (*thumb2_movsi_vfp): Likewise.
7860 2016-09-29 Martin Liska <mliska@suse.cz>
7862 * doc/extend.texi: Remove limitation of Objective C for
7863 __attribute__((constructor)) and __attribute__((destructor)).
7865 2016-09-29 Richard Biener <rguenther@suse.de>
7867 PR tree-optimization/77768
7868 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7869 Handle stores to readonly memory when removing redundant stores.
7871 2016-09-29 Richard Biener <rguenther@suse.de>
7874 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
7875 X / -X -> -1 simplifications.
7877 2016-09-29 Richard Biener <rguenther@suse.de>
7880 * match.pd: Add max(a,-a) -> abs(a) pattern.
7881 * tree-ssa-phiopt.c (minmax_replacement): Disable for
7882 HONOR_SIGNED_ZEROS types.
7884 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
7886 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
7887 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
7889 2016-09-29 Richard Biener <rguenther@suse.de>
7891 * tree-vrp.c (set_defs_to_varying): New helper avoiding
7892 writing to vr_const_varying.
7893 (vrp_initialize): Call it.
7894 (vrp_visit_stmt): Likewise.
7895 (evrp_dom_walker::before_dom_children): Likewise.
7897 2016-09-29 Richard Biener <rguenther@suse.de>
7899 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
7900 constructors with vector elements.
7902 2016-09-29 Richard Biener <rguenther@suse.de>
7904 PR tree-optimization/77768
7905 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
7906 with stores to a place we know has a constant value.
7908 2016-09-29 Alan Modra <amodra@gmail.com>
7910 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
7911 * doc/invoke.texi: Document it.
7912 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
7913 (rs6000_passes_float): Comment.
7914 (rs6000_passes_long_double): New static var.
7915 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
7916 (init_cumulative_args): Set up to emit fp .gnu_attribute for
7917 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
7918 to include fp values returned in vectors.
7919 Set rs6000_passes_long_double.
7920 (rs6000_function_arg_advance_1): Likewise for function args.
7921 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
7922 and SPE. Emit long double tag value too.
7923 (rs6000_opt_vars): Add gnu-attr.
7924 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
7925 * configure: Regenerate.
7926 * config.in: Regenerate.
7928 2016-09-28 Jakub Jelinek <jakub@redhat.com>
7930 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
7932 (format_floating, format_string, format_directive,
7933 get_destination_size, pass_sprintf_length::handle_gimple_call):
7936 2016-09-28 Jakub Jelinek <jakub@redhat.com>
7938 * gimple-ssa-sprintf.c: Fix comment formatting.
7939 (format_integer): Use is_gimple_assign.
7940 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
7941 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
7942 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
7943 (pass_sprintf_length::execute): Use is_gimple_call.
7945 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
7947 * gimple-fold.c (gimple_fold_builtin): After failing to fold
7948 strchr, also try the generic folding.
7950 2016-09-28 Martin Sebor <msebor@redhat.com>
7953 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
7956 2016-09-28 Martin Sebor <msebor@redhat.com>
7959 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
7960 length modifier is not expected.
7961 (format_floating): Ignore l length modifier and fail gracefuly
7962 when it isn't one of the other expected ones.
7964 2016-09-28 Martin Sebor <msebor@redhat.com>
7967 * varasm.c (assemble_addr_to_section): Increase local buffer size.
7969 2016-09-27 Richard Biener <rguenther@suse.de>
7971 * dwarf2out.c (cu_die_list): New global.
7972 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
7973 main_comp_unit_die to cu_die_list if we created it.
7974 Move break_out_includes ...
7975 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
7978 2016-09-28 Richard Biener <rguenther@suse.de>
7980 * dwarf2out.c (struct die_struct): Add removed flag.
7981 (lookup_type_die): If the DIE is marked as removed, clear
7982 TYPE_SYMTAB_DIE and return NULL.
7983 (lookup_decl_die): If the DIE is marked as removed, remove it
7984 from the hash and return NULL.
7985 (mark_removed): New helper.
7986 (prune_unused_types_prune): Call it for removed DIEs.
7987 (gen_subprogram_die): Move the premark_used_types call to after
7988 DIEs for the functions scopes are generated.
7989 (process_scope_var): Do not re-create pruned types or type decls.
7990 Make sure to also re-parent type decls.
7991 (dwarf2out_finish): Move unused type pruning and debug_types
7993 (dwarf2out_early_finish): ... here.
7995 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
7997 * config/arc/arc-c.c: New file.
7998 * config/arc/arc-c.def: Likewise.
7999 * config/arc/t-arc: Likewise.
8000 * config.gcc: Include arc-c.o as c and cpp object.
8001 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
8002 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
8003 arc_cpu_cpp_builtins.
8005 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
8007 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
8008 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
8010 2016-09-28 Nathan Sidwell <nathan@acm.org>
8012 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
8015 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
8017 PR tree-optimization/61056
8018 * gimple-fold.c (gimple_fold_builtin_strchr):
8019 New function to optimize strchr (s, 0) to strlen.
8020 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
8022 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
8024 PR tree-optimization/77724
8025 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
8026 Add tree_fits_shwi_p check.
8028 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8030 * auto-inc-dec.c (try_merge): Remove break after return.
8031 * cselib.c (autoinc_split): Likewise.
8032 * explow.c (promote_mode): Likewise.
8033 * fixed-value.c (fixed_arithmetic): Likewise.
8034 * hsa.c (hsa_internal_fn::get_arity): Likewise.
8035 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
8036 * trans-mem.c (get_attrs_for): Likewise.
8037 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
8038 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
8039 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
8040 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
8041 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
8042 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
8043 * config/cris/cris.c (cris_op_str): Likewise.
8044 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
8045 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
8047 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
8049 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
8050 IFN_GOACC_REDUCTION_CODES): New.
8051 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
8052 ifn_goacc_reduction_kind): Use them.
8053 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
8054 of internal functions, when applicable.
8056 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
8058 * config/mips/constraints.md (d): Fix documentation.
8059 * doc/md.texi (Machine Constraints): Update accordingly.
8061 2016-09-27 Richard Biener <rguenther@suse.de>
8063 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
8064 cur_line_info_table initialization ...
8065 (dwarf2out_assembly_start): ... here.
8067 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
8069 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
8070 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
8071 (*thumb2_movhi_vfp): Likewise.
8072 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
8073 template. Expand predicable attribute to mark VMOV.F16 as not
8074 predicable. Add "arch" attribute.
8075 (*thumb2_movhi_fp16): Likewise.
8076 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
8077 (*thumb2_movsi_vfp): Add "arch" attribute.
8079 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
8081 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
8084 2016-09-27 Marek Polacek <polacek@redhat.com>
8086 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
8089 * config/c6x/c6x.h: Adjust fall through comment.
8090 * config/sh/sh.c (final_prescan_insn): Likewise.
8091 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
8092 (visium_expand_fp_cstore): Likewise.
8094 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8096 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
8097 expected by -Wimplicit-fallthrough.
8098 (thumb1_size_rtx_costs): Likewise.
8099 (thumb2_reorg): Likewise.
8100 (tls_mentioned_p): Add "Fall through" comment.
8101 (thumb2_reorg): Likewise.
8102 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
8103 comment form expected by -Wimplicit-fallthrough.
8105 2016-09-27 Martin Liska <mliska@suse.cz>
8107 PR gcov-profile/46266
8108 * input.h (RESERVED_LOCATION_P): New macro.
8109 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
8110 instread of comparison with UNKNOWN_LOCATION.
8112 2016-09-27 Richard Biener <rguenther@suse.de>
8114 PR tree-optimization/77745
8115 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8116 When removing redundant stores make sure to check compatibility
8117 of the TBAA state for downstream accesses.
8118 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
8119 value-numbering virtual operands for store matches.
8121 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
8124 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
8125 movrt patterns. Match them before anything else in the SET case.
8127 2016-09-27 Martin Liska <mliska@suse.cz>
8129 PR gcov-profile/7970
8130 PR gcov-profile/16855
8131 PR gcov-profile/44779
8132 * coverage.c (build_gcov_exit_decl): New function.
8133 (coverage_obj_init): Call the function and generate __gcov_exit
8135 * doc/gcov.texi: Document when __gcov_exit function is called.
8137 2016-09-27 Marek Polacek <polacek@redhat.com>
8140 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8141 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
8142 -Wno-error instead of -Wno-implicit-fallthrough.
8144 2016-09-27 Martin Liska <mliska@suse.cz>
8147 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
8149 2016-09-27 Jakub Jelinek <jakub@redhat.com>
8151 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
8152 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
8153 comments. Remove break after return.
8154 (ix86_fp_compare_code_to_integer, has_dispatch,
8155 ix86_simd_clone_usable): Remove break after return.
8157 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8159 PR rlt-optimization/77714
8160 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
8163 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
8166 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
8167 extract_range_from_unary_expr to convert value_range.
8168 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
8169 (extract_range_from_unary_expr): This.
8170 * tree-vrp.h (extract_range_from_unary_expr): Declare.
8172 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
8174 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
8176 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8178 * config/i386/i386.c (ix86_print_operand)
8179 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
8180 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
8181 (epilogue_renumber): Likewise.
8183 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
8186 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
8187 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
8189 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8191 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
8192 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
8193 is_mm_seq_cst, is_mm_sync): Move to ...
8194 * memmodel.h: This. New file.
8195 * builtins.c: Include memmodel.h.
8196 * optabs.c: Likewise.
8198 * config/aarch64/aarch64.c: Likewise.
8199 * config/alpha/alpha.c: Likewise.
8200 * config/arm/arm.c: Likewise.
8201 * config/i386/i386.c: Likewise.
8202 * config/ia64/ia64.c: Likewise.
8203 * config/mips/mips.c: Likewise.
8204 * config/rs6000/rs6000.c: Likewise.
8205 * config/sparc/sparc.c: Likewise.
8206 * genconditions.c: Include memmodel.h in generated file.
8207 * genemit.c: Likewise.
8208 * genoutput.c: Likewise.
8209 * genpeep.c: Likewise.
8210 * genpreds.c: Likewise.
8211 * genrecog.c: Likewise.
8213 2016-09-26 David Malcolm <dmalcolm@redhat.com>
8215 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
8216 "c" instead when parsing characters. Move operand parsing into...
8217 (read_rtx_operand): ...this new function, renaming "i" to "idx",
8218 and tightening the scope of various locals.
8220 2016-09-26 Liu Hao <lh_mouse@126.com>
8222 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
8224 2016-09-26 Marek Polacek <polacek@redhat.com>
8226 * system.h: Use __has_attribute to check whether the fallthrough
8227 attribute is supported.
8229 2016-09-26 Marek Polacek <polacek@redhat.com>
8231 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
8232 gimple_call_internal_p.
8233 * ipa-split.c (find_return_bb): Likewise.
8234 (execute_split_functions): Likewise.
8235 * omp-low.c (dump_oacc_loop_part): Likewise.
8236 (oacc_loop_xform_head_tail): Likewise.
8237 * predict.c (predict_loops): Likewise.
8238 * sanopt.c (pass_sanopt::execute): Likewise.
8239 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
8240 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
8241 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
8242 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
8243 (expand_ifn_va_arg): Likewise.
8244 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
8245 (optimize_mask_stores): Likewise.
8246 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
8247 (vect_transform_stmt): Likewise.
8248 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
8249 * tsan.c (instrument_memory_accesses): Likewise.
8251 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8252 Alexander Monakov <amonakov@ispras.ru>
8254 * regrename.c (rename_chains): Check
8255 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
8256 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
8257 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
8259 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8261 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
8262 (s390_sched_score): Likewise.
8264 2016-09-26 Martin Liska <mliska@suse.cz>
8266 * doc/gcov.texi: Update program output of gcov tool.
8268 2016-09-26 Martin Liska <mliska@suse.cz>
8270 PR gcov-profile/23332
8271 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
8272 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
8273 * value-prof.c (dump_histogram_value): Do not handle
8274 HIST_TYPE_CONST_DELTA.
8275 (stream_in_histogram_value): Likewise.
8276 (gimple_find_values_to_profile): Likewise.
8277 * value-prof.h (enum hist_type): Likewise.
8279 2016-09-26 Martin Liska <mliska@suse.cz>
8281 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
8282 from default sanitize recover values.
8283 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
8284 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
8285 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
8287 * opts.c (finish_options): Do a generic loop over options
8288 that can be recovered.
8289 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
8291 (common_handle_option): Likewise.
8292 * opts.h: Declare can_recover to sanitizer_opts_s.
8294 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
8296 * target.def(elf_flags_numeric): Change documentation to present tense.
8297 * doc/tm.texi: Regenerate.
8299 2016-09-26 Marek Polacek <polacek@redhat.com>
8302 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8303 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
8304 -Wno-switch-fallthrough.
8305 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
8306 (expand_builtin): Likewise.
8307 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
8308 * convert.c (convert_to_real_1): Likewise.
8309 (convert_to_integer_1): Likewise.
8310 * final.c (output_alternate_entry_point): Likewise.
8311 * genattrtab.c (make_canonical): Likewise.
8312 (write_test_expr): Likewise.
8313 * genpreds.c (validate_exp): Likewise.
8314 * gimple-ssa-strength-reduction.c
8315 (find_candidates_dom_walker::before_dom_children): Likewise.
8316 * godump.c (go_format_type): Likewise.
8317 * reload1.c (elimination_effects): Likewise.
8318 * resource.c (mark_referenced_resources): Likewise.
8319 (mark_set_resources): Likewise.
8320 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
8321 * varasm.c (output_addressed_constants): Likewise.
8323 2016-09-26 Marek Polacek <polacek@redhat.com>
8326 * common.opt (Wimplicit-fallthrough): New option.
8327 * doc/extend.texi: Document statement attributes and the fallthrough
8329 * doc/invoke.texi: Document -Wimplicit-fallthrough.
8330 * gimple.h (gimple_call_internal_p): New function.
8331 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
8332 (struct label_entry): New struct.
8333 (find_label_entry): New function.
8334 (case_label_p): New function.
8335 (collect_fallthrough_labels): New function.
8336 (last_stmt_in_scope): New function.
8337 (should_warn_for_implicit_fallthrough): New function.
8338 (warn_implicit_fallthrough_r): New function.
8339 (maybe_warn_implicit_fallthrough): New function.
8340 (expand_FALLTHROUGH_r): New function.
8341 (expand_FALLTHROUGH): New function.
8342 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
8343 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
8344 (gimplify_label_expr): New function.
8345 (gimplify_case_label_expr): Set location.
8346 (gimplify_expr): Call gimplify_label_expr.
8347 * internal-fn.c (expand_FALLTHROUGH): New function.
8348 * internal-fn.def (FALLTHROUGH): New internal function.
8349 * langhooks.c (lang_GNU_OBJC): New function.
8350 * langhooks.h (lang_GNU_OBJC): Declare.
8351 * system.h (gcc_fallthrough): Define.
8352 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
8353 * tree.h (FALLTHROUGH_LABEL_P): Define.
8355 2016-09-26 Richard Biener <rguenther@suse.de>
8357 * dwarf2out.c (stripattributes): Remove unused function.
8358 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
8359 Push dwarf_split_debug_info handling into init_sections_and_labels.
8360 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
8361 (DEBUG_MACRO_SECTION_FLAGS): Remove.
8362 (debug_macinfo_section_name): New global.
8363 (output_macinfo): Use debug_macinfo_section_name.
8364 (init_sections_and_labels): Split out section and label generation
8365 from dwarf2out_init. Set debug_macinfo_section_name.
8366 (dwarf2out_init): Move text section label generation and emission
8368 (dwarf2out_assembly_start): ... here.
8369 (dwarf2out_finish): Call init_sections_and_labels before DWARF
8372 2016-09-26 Richard Biener <rguenther@suse.de>
8375 * cgraphunit.c (analyze_functions): Before early removing
8376 global vars calls the late_global_decl debug handler mark
8377 the variable as readonly.
8379 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
8382 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
8383 (sh_rtx_costs): Handle SET of movt and movrt patterns.
8384 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
8385 declare new overloads.
8386 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
8389 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8391 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
8392 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
8394 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
8396 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
8397 * configure: Regenerate.
8399 2016-09-24 Marek Polacek <polacek@redhat.com>
8402 * doc/invoke.texi: Document -Wbool-operation.
8404 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8406 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
8407 * config/rs6000/rs6000.c (expand_block_compare): New function used by
8408 cmpmemsi pattern to do builtin expansion of memcmp ().
8409 (compute_current_alignment): Add helper function for
8410 expand_block_compare used to compute alignment as the compare proceeds.
8411 (select_block_compare_mode): Used by expand_block_compare to select
8412 the mode used for reading the next chunk of bytes in the compare.
8413 (do_load_for_compare): Used by expand_block_compare to emit the load
8414 insns for the compare.
8415 (rs6000_emit_dot_insn): Moved this function to avoid a forward
8416 reference from expand_block_compare ().
8417 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
8418 prototype for this function.
8419 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
8420 target option for controlling how much code inline expansion of
8421 memcmp() will be allowed to generate.
8423 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8425 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
8426 hook_bool_mode_false, hook_bool_mode_true,
8427 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8428 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8429 hook_bool_const_rtx_insn_const_rtx_insn_true,
8430 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
8431 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
8432 hook_bool_const_tree_hwi_hwi_const_tree_false,
8433 hook_bool_const_tree_hwi_hwi_const_tree_true,
8434 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
8435 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8436 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
8437 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
8438 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
8439 hook_bool_const_tree_true, hook_bool_tree_tree_false,
8440 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
8441 hook_bool_rtx_insn_true, hook_bool_rtx_false,
8442 hook_bool_uintp_uintp_false,
8443 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
8444 hook_rtx_tree_int_null, hook_uint_mode_0,
8445 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
8446 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
8447 hook_constcharptr_const_rtx_insn_null,
8448 hook_constcharptr_const_tree_const_tree_null,
8449 hook_constcharptr_int_const_tree_null,
8450 hook_constcharptr_int_const_tree_const_tree_null,
8451 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
8452 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
8453 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
8455 * vec.h (vNULL): Extend comment to say = vNULL initialization
8456 isn't needed for static vars.
8458 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
8459 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
8460 = vNULL initialization of file scope vec.
8461 * passes.c (pass_tab, enabled_pass_uid_range_tab,
8462 disabled_pass_uid_range_tab): Likewise.
8463 * haifa-sched.c (sched_luids, h_i_d): Likewise.
8464 * tree-chkp-opt.c (check_infos): Likewise.
8465 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
8467 * vec.h (vnull::operator vec): Add constexpr keyword for
8470 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
8472 PR tree-optimization/77654
8473 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
8474 to duplicate_ssa_name_ptr_info.
8476 2016-09-23 David Malcolm <dmalcolm@redhat.com>
8478 PR preprocessor/77672
8479 * input.c (selftest::test_lexer_string_locations_simple): Update
8480 test to expect location information of the terminator character
8481 at the location of the final closing quote.
8482 (selftest::test_lexer_string_locations_hex): Likewise.
8483 (selftest::test_lexer_string_locations_oct): Likewise.
8484 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
8485 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
8486 (selftest::test_lexer_string_locations_ucn4): Likewise.
8487 (selftest::test_lexer_string_locations_ucn8): Likewise.
8488 (selftest::test_lexer_string_locations_u8): Likewise.
8489 (selftest::test_lexer_string_locations_utf8_source): Likewise.
8490 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
8491 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
8492 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
8493 (selftest::test_lexer_string_locations_macro): Likewise.
8494 (selftest::test_lexer_string_locations_long_line): Likewise.
8496 2016-09-23 Richard Biener <rguenther@suse.de>
8498 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
8499 virtual definition to virtual use if the call devirtualizes
8500 to a const or pure function.
8501 (visit_use): Also visit calls we can devirtualize to a
8502 const or pure function.
8504 2016-09-23 Richard Biener <rguenther@suse.de>
8506 PR tree-optimization/77697
8507 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
8508 signal error if we have sth ternary or unhandled.
8510 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8512 * config/arm/arm_neon.h (vabd_f16): New.
8546 (vcvt_f16_s16): New.
8547 (vcvt_f16_u16): New.
8548 (vcvt_s16_f16): New.
8549 (vcvt_u16_f16): New.
8550 (vcvtq_f16_s16): New.
8551 (vcvtq_f16_u16): New.
8552 (vcvtq_s16_f16): New.
8553 (vcvtq_u16_f16): New.
8554 (vcvta_s16_f16): New.
8555 (vcvta_u16_f16): New.
8556 (vcvtaq_s16_f16): New.
8557 (vcvtaq_u16_f16): New.
8558 (vcvtm_s16_f16): New.
8559 (vcvtm_u16_f16): New.
8560 (vcvtmq_s16_f16): New.
8561 (vcvtmq_u16_f16): New.
8562 (vcvtn_s16_f16): New.
8563 (vcvtn_u16_f16): New.
8564 (vcvtnq_s16_f16): New.
8565 (vcvtnq_u16_f16): New.
8566 (vcvtp_s16_f16): New.
8567 (vcvtp_u16_f16): New.
8568 (vcvtpq_s16_f16): New.
8569 (vcvtpq_u16_f16): New.
8570 (vcvt_n_f16_s16): New.
8571 (vcvt_n_f16_u16): New.
8572 (vcvtq_n_f16_s16): New.
8573 (vcvtq_n_f16_u16): New.
8574 (vcvt_n_s16_f16): New.
8575 (vcvt_n_u16_f16): New.
8576 (vcvtq_n_s16_f16): New.
8577 (vcvtq_n_u16_f16): New.
8591 (vmul_lane_f16): New.
8594 (vmulq_lane_f16): New.
8616 (vrsqrteq_f16): New.
8620 (vrsqrtsq_f16): New.
8624 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8626 * config.gcc (extra_headers): Add arm_fp16.h
8627 * config/arm/arm_fp16.h: New.
8628 * config/arm/arm_neon.h: Include "arm_fp16.h".
8630 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8632 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
8634 (vmulf): New (v8hf, v4hf variants).
8635 (vfma): New (v8hf, v4hf variants).
8636 (vfms): New (v8hf, v4hf variants).
8637 (vsub): New (v8hf, v4hf variants).
8638 (vcage): New (v8hf, v4hf variants).
8639 (vcagt): New (v8hf, v4hf variants).
8640 (vcale): New (v8hf, v4hf variants).
8641 (vcalt): New (v8hf, v4hf variants).
8642 (vceq): New (v8hf, v4hf variants).
8643 (vcgt): New (v8hf, v4hf variants).
8644 (vcge): New (v8hf, v4hf variants).
8645 (vcle): New (v8hf, v4hf variants).
8646 (vclt): New (v8hf, v4hf variants).
8647 (vceqz): New (v8hf, v4hf variants).
8648 (vcgez): New (v8hf, v4hf variants).
8649 (vcgtz): New (v8hf, v4hf variants).
8650 (vcltz): New (v8hf, v4hf variants).
8651 (vclez): New (v8hf, v4hf variants).
8652 (vabd): New (v8hf, v4hf variants).
8653 (vmaxf): New (v8hf, v4hf variants).
8654 (vmaxnm): New (v8hf, v4hf variants).
8655 (vminf): New (v8hf, v4hf variants).
8656 (vminnm): New (v8hf, v4hf variants).
8657 (vpmaxf): New (v4hf variant).
8658 (vpminf): New (v4hf variant).
8659 (vpadd): New (v4hf variant).
8660 (vrecps): New (v8hf, v4hf variants).
8661 (vrsqrts): New (v8hf, v4hf variants).
8662 (vabs): New (v8hf, v4hf variants).
8663 (vneg): New (v8hf, v4hf variants).
8664 (vrecpe): New (v8hf, v4hf variants).
8665 (vrnd): New (v8hf, v4hf variants).
8666 (vrnda): New (v8hf, v4hf variants).
8667 (vrndm): New (v8hf, v4hf variants).
8668 (vrndn): New (v8hf, v4hf variants).
8669 (vrndp): New (v8hf, v4hf variants).
8670 (vrndx): New (v8hf, v4hf variants).
8671 (vrsqrte): New (v8hf, v4hf variants).
8672 (vmul_lane): Add v4hf and v8hf variants.
8673 (vmul_n): Add v4hf and v8hf variants.
8674 (vext): New (v8hf, v4hf variants).
8675 (vcvts): New (v8hi, v4hi variants).
8676 (vcvts): New (v8hf, v4hf variants).
8677 (vcvtu): New (v8hi, v4hi variants).
8678 (vcvtu): New (v8hf, v4hf variants).
8679 (vcvts_n): New (v8hf, v4hf variants).
8680 (vcvtu_n): New (v8hi, v4hi variants).
8681 (vcvts_n): New (v8hi, v4hi variants).
8682 (vcvtu_n): New (v8hf, v4hf variants).
8683 (vbsl): New (v8hf, v4hf variants).
8684 (vcvtas): New (v8hf, v4hf variants).
8685 (vcvtau): New (v8hf, v4hf variants).
8686 (vcvtms): New (v8hf, v4hf variants).
8687 (vcvtmu): New (v8hf, v4hf variants).
8688 (vcvtns): New (v8hf, v4hf variants).
8689 (vcvtnu): New (v8hf, v4hf variants).
8690 (vcvtps): New (v8hf, v4hf variants).
8691 (vcvtpu): New (v8hf, v4hf variants).
8693 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8695 * config/arm/arm-builtins.c (hf_UP): New.
8697 (vfp_builtin_data): New. Update comment.
8698 (enum arm_builtins): Include "arm_vfp_builtins.def".
8699 (ARM_BUILTIN_VFP_PATTERN_START): New.
8700 (arm_init_vfp_builtins): New.
8701 (arm_init_builtins): Add arm_init_vfp_builtins.
8702 (arm_expand_vfp_builtin): New.
8703 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
8705 * config/arm/arm_vfp_builtins.def: New file.
8706 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
8707 (arm-builtins.o): Likewise.
8709 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
8712 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
8713 from constant while creating value range.
8715 2016-09-23 Renlin Li <renlin.li@arm.com>
8717 * ira.c (ira): Move ira_use_lra_p initialization code to ...
8718 (ira_init_once): Here.
8720 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
8721 Jakub Jelinek <jakub@redhat.com>
8723 * hooks.h (hook_uint_uintp_false): Rename to...
8724 (hook_bool_uint_uintp_false): ... this.
8725 * hooks.c (hook_uint_uintp_false): Rename to...
8726 (hook_bool_uint_uintp_false): ... this.
8727 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
8728 instead of hook_uint_uintp_false.
8730 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8732 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
8733 (arm_init_builtins): Move body of a loop to the standalone
8734 function arm_init_neon_builtin.
8735 (arm_expand_neon_builtin_1): New. Update comment. Function body
8736 moved from arm_neon_builtin with some white-space fixes.
8737 (arm_expand_neon_builtin): Move code into the standalone function
8738 arm_expand_neon_builtin_1.
8740 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8742 * config/arm/iterators.md (VCVTHI): New.
8743 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
8747 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
8748 (V_HALF): Add V4HF. Fix white-space.
8749 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
8750 (V_s_elem): Likewise.
8751 (V_sz_elem): Fix white-space.
8752 (V_elem_ch): Likewise.
8754 (scalar_mul_constraint): Add V8HF and V4HF.
8755 (Is_float_mode): Fix white-space.
8756 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
8757 (q): Add HF. Fix white-space.
8760 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
8761 (neon_vfm_lane_as): New.
8762 * config/arm/neon.md (add<mode>3_fp16): New.
8763 (sub<mode>3_fp16): New.
8764 (mul<mode>3add<mode>_neon): New.
8765 (fma<VH:mode>4_intrinsic): New.
8766 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
8767 (fmsub<VH:mode>4_intrinsic): New.
8768 (<absneg_str><mode>2): New.
8769 (neon_v<absneg_str><mode>): New.
8770 (neon_v<fp16_rnd_str><mode>): New.
8771 (neon_vrsqrte<mode>): New.
8772 (neon_vpaddv4hf): New.
8773 (neon_vadd<mode>): New.
8774 (neon_vsub<mode>): New.
8775 (neon_vmulf<mode>): New.
8776 (neon_vfma<VH:mode>): New.
8777 (neon_vfms<VH:mode>): New.
8778 (neon_vc<cmp_op><mode>): New.
8779 (neon_vc<cmp_op><mode>_fp16insn): New
8780 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
8781 (neon_vca<cmp_op><mode>): New.
8782 (neon_vca<cmp_op><mode>_fp16insn): New.
8783 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
8784 (neon_vc<cmp_op>z<mode>): New.
8785 (neon_vabd<mode>): New.
8786 (neon_v<maxmin>f<mode>): New.
8787 (neon_vp<maxmin>fv4hf: New.
8788 (neon_<fmaxmin_op><mode>): New.
8789 (neon_vrecps<mode>): New.
8790 (neon_vrsqrts<mode>): New.
8791 (neon_vrecpe<mode>): New (VH variant).
8792 (neon_vdup_lane<mode>_internal): New.
8793 (neon_vdup_lane<mode>): New.
8794 (neon_vcvt<sup><mode>): New (VCVTHI variant).
8795 (neon_vcvt<sup><mode>): New (VH variant).
8796 (neon_vcvt<sup>_n<mode>): New (VH variant).
8797 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
8798 (neon_vcvt<vcvth_op><sup><mode>): New.
8799 (neon_vmul_lane<mode>): New.
8800 (neon_vmul_n<mode>): New.
8801 * config/arm/unspecs.md (UNSPEC_VCALE): New
8802 (UNSPEC_VCALT): New.
8803 (UNSPEC_VFMA_LANE): New.
8804 (UNSPECS_VFMS_LANE): New.
8806 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8808 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
8809 ("*extzv<mode><clobbercc_or_nocc>"):
8810 Correct a typo in a comment.
8812 ("*insv<mode>_zEC12", "*insv<mode>_z10")
8813 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
8814 ("*insv<mode>_zEC12_appendbitsleft")
8815 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
8816 ("*insv<mode>_z10_appendbitsleft"): Ditto.
8817 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
8818 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
8819 Provide pattern with operands switched.
8820 ("*pre_z10_extv<mode>"):
8821 Use new subst patterns.
8822 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
8823 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
8824 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
8825 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
8826 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
8827 ("*<risbg_n>_sidi_ior_and_lshiftrt")
8828 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
8830 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
8831 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
8832 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
8834 ("SINT"): New mode_iterator with SI, HI, QI.
8835 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
8836 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
8839 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8841 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
8842 new interface of s390_contiguous_bitmask_p.
8843 ("contiguous_bitmask_nowrap_operand"): New predicate.
8844 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
8845 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
8846 of s390_contiguous_bitmask_p.
8847 ("NxxDw"): Rename NxxDq constraint to NxxDw.
8848 ("NxxSw"): New constraint.
8849 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
8850 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
8852 (s390_contiguous_bitmask_nowrap_p): Export.
8853 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
8854 former s390_contiguous_bitmask_p.
8855 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
8856 detect contiguous bit ranges with wraparound. Change signature to
8857 return START and END position instead of POS and LENGTH.
8858 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
8859 ranges with wraparound.
8860 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
8861 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
8862 Adapt to new signature of s390_contiguous_bitmask_p.
8864 2016-09-23 Bin Cheng <bin.cheng@arm.com>
8866 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
8867 (create_intersect_range_checks): New.
8868 (vect_create_cond_for_alias_checks): Call above function.
8870 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8872 * config/arm/iterators.md (Code iterators): Fix some white-space
8876 (FCVT): Moved from vfp.md.
8877 (VCVT_HF_US_N): New.
8878 (VCVT_SI_US_N): New.
8883 (FCVTI32typename): Moved from vfp.md.
8884 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
8885 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
8886 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
8887 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
8888 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
8890 (fp16_rnd_str): New.
8891 (fp16_rnd_insn): New.
8892 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
8893 (UNSPEC_VCVT_HF_U_N): New.
8894 (UNSPEC_VCVT_SI_S_N): New.
8895 (UNSPEC_VCVT_SI_U_N): New.
8896 (UNSPEC_VCVTH_S): New.
8897 (UNSPEC_VCVTH_U): New.
8898 (UNSPEC_VCVTA_S): New.
8899 (UNSPEC_VCVTA_U): New.
8900 (UNSPEC_VCVTM_S): New.
8901 (UNSPEC_VCVTM_U): New.
8902 (UNSPEC_VCVTN_S): New.
8903 (UNSPEC_VCVTN_U): New.
8904 (UNSPEC_VCVTP_S): New.
8905 (UNSPEC_VCVTP_U): New.
8906 (UNSPEC_VCVTP_S): New.
8907 (UNSPEC_VCVTP_U): New.
8909 (UNSPEC_VRNDA): New.
8910 (UNSPEC_VRNDI): New.
8911 (UNSPEC_VRNDM): New.
8912 (UNSPEC_VRNDN): New.
8913 (UNSPEC_VRNDP): New.
8914 (UNSPEC_VRNDX): New.
8915 * config/arm/vfp.md (<absneg_str>hf2): New.
8917 (neon_v<fp16_rnd_str>hf): New.
8918 (neon_vrndihf): New.
8923 (*mulsf3neghf_vfp): New.
8924 (*negmulhf3_vfp): New.
8925 (*mulsf3addhf_vfp): New.
8926 (*mulhf3subhf_vfp): New.
8927 (*mulhf3neghfaddhf_vfp): New.
8928 (*mulhf3neghfsubhf_vfp): New.
8931 (fmsubhf4_fp16): New.
8935 (neon_vsqrthf): New.
8936 (neon_vrsqrtshf): New.
8937 (FCVT): Move to iterators.md.
8938 (FCVTI32typename): Likewise.
8939 (neon_vcvth<sup>hf): New.
8940 (neon_vcvth<sup>si): New.
8941 (neon_vcvth<sup>_nhf_unspec): New.
8942 (neon_vcvth<sup>_nhf): New.
8943 (neon_vcvth<sup>_nsi_unspec): New.
8944 (neon_vcvth<sup>_nsi): New.
8945 (neon_vcvt<vcvth_op>h<sup>si): New.
8946 (neon_<fmaxmin_op>hf): New.
8948 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8950 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
8951 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
8952 ("*insv<mode>_zEC12_appendbitsleft")
8953 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
8954 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
8956 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8958 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
8959 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
8960 construct values without normalization.
8961 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
8962 static local lhs_ops to vNULL.
8964 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8965 Jiong Wang <jiong.wang@arm.com>
8967 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
8968 available when FP16 instructions are available.
8969 (output_move_vfp): Add support for 16-bit data moves.
8970 (arm_validize_comparison): Fix some white-space. Support HFmode
8971 by conversion to SFmode.
8972 * config/arm/arm.md (truncdfhf2): Fix a comment.
8973 (extendhfdf2): Likewise.
8975 (movsicc): Fix some white-space.
8977 (movsfcc): Fix some white-space.
8979 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
8980 instructions are available.
8981 (*thumb2_movhi_vfp): Likewise.
8982 (*arm_movhi_fp16): New.
8983 (*thumb2_movhi_fp16): New.
8984 (*movhf_vfp_fp16): New.
8985 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
8986 (*movhf_vfp): Likewise.
8987 (extendhfsf2): Enable when VFP FP16 instructions are available.
8988 (truncsfhf2): Enable when VFP FP16 instructions are available.
8990 2016-09-23 Martin Liska <mliska@suse.cz>
8992 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
8994 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
8996 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
8998 (arm_evpc_neon_vtrn): Likewise.
8999 (arm_evpc_neon_vrev): Likewise.
9000 (arm_evpc_neon_vext): Likewise.
9001 * config/arm/arm_neon.h (vbsl_f16): New.
9005 (vdup_lane_f16): New.
9006 (vdupq_lane_f16): New.
9019 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
9020 (vdup_lane): New (v8hf, v4hf variants).
9021 (vext): New (v8hf, v4hf variants).
9022 (vbsl): New (v8hf, v4hf variants).
9023 * config/arm/iterators.md (VDQWH): New.
9025 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
9026 (Scalar_mul_8_16): Fix white-space.
9027 (Is_d_reg): Add V4HF and V8HF.
9028 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
9029 (neon_vdup_lane<mode>): New.
9030 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
9031 (*neon_vtrn<mode>_insn): Likewise.
9032 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
9033 (*neon_vzip<mode>_insn): Likewise
9034 (neon_vuzp<mode>_internal): Likewise.
9035 (*neon_vuzp<mode>_insn): Likewise
9036 * config/arm/vec-common.md (vec_perm_const<mode>): New.
9038 2016-09-23 Jiong Wang <jiong.wang@arm.com>
9039 Matthew Wahab <matthew.wahab@arm.com>
9041 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
9042 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
9043 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
9044 available. Also fix some white-space.
9045 * config/arm/vfp.md (*arm_movhi_vfp): New.
9046 (*thumb2_movhi_vfp): New.
9048 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9050 * config/arm/arm-c.c (arm_cpu_builtins): Define
9051 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
9052 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
9054 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9056 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
9057 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
9058 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
9059 arm_v8_2a_fp16_neon_hw.
9060 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
9063 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9065 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
9066 arm_fp16_alternative_ok and arm_fp16_none_ok.
9068 2016-09-23 Martin Liska <mliska@suse.cz>
9070 * ipa-icf.c (sem_variable::merge): Replace adress with address.
9072 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
9074 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
9076 ("armv8.2-a+fp16"): New.
9077 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
9078 (FL2_FP16INST): New.
9079 (FL2_FOR_ARCH8_2A): New.
9080 * config/arm/arm-tables.opt: Regenerate.
9081 * config/arm/arm.c (arm_arch8_2): New.
9082 (arm_fp16_inst): New.
9083 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
9084 for incompatible fp16-format settings.
9085 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
9086 (TARGET_NEON_FP16INST): New.
9087 (arm_arch8_2): Declare.
9088 (arm_fp16_inst): Declare.
9089 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
9090 march=armv8.2-a and march=armv8.2-a+fp16.
9091 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
9093 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
9094 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
9096 2016-09-23 Martin Liska <mliska@suse.cz>
9098 * doc/extend.texi: Remove fused-madd from i386 target options.
9100 2016-09-23 Martin Liska <mliska@suse.cz>
9102 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9105 2016-09-23 Martin Liska <mliska@suse.cz>
9107 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
9110 2016-09-23 Martin Liska <mliska@suse.cz>
9113 * config/i386/i386.c (ix86_option_override_internal): Change
9114 signature and return false when there's an error related to
9116 (release_options_strings): New function.
9117 (ix86_valid_target_attribute_tree): Call the function.
9119 2016-09-23 Jakub Jelinek <jakub@redhat.com>
9121 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
9122 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
9123 (gen_hsa_ctor_assignment): Likewise.
9124 * print-tree.c (print_node): Likewise.
9125 * tree-dump.c (dequeue_and_dump): Likewise.
9126 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9127 * expr.c (store_constructor): Likewise.
9128 * fold-const.c (operand_equal_p): Likewise.
9129 * tree-pretty-print.c (dump_generic_node): Likewise.
9130 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
9131 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
9133 2016-09-23 Richard Biener <rguenther@suse.de>
9135 * hooks.h (hook_uint_uintp_false): Declare.
9137 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9139 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
9140 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
9142 2016-09-22 Martin Sebor <msebor@redhat.com>
9145 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
9146 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
9147 (target_int_min): Correct computation.
9148 (format_integer): Use long long as the argument for the ll length
9150 (format_floating): Use target_int_max().
9151 (get_string_length): Same.
9152 (format_string): Avoid setting the bounded flag for strings
9154 (try_substitute_return_value): Avoid setting range info when
9155 the result isn't bounded.
9156 * varasm.c (assemble_name): Increase buffer size.
9158 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
9159 Terry Guo <terry.guo@arm.com>
9161 * target.def (elf_flags_numeric): New target hook.
9162 * targhooks.h (default_asm_elf_flags_numeric): New.
9163 * varasm.c (default_asm_elf_flags_numeric): New.
9164 (default_elf_asm_named_section): Use new target hook.
9165 * config/arm/arm.opt (mpure-code): New.
9166 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
9167 * config/arm/arm.c (arm_asm_init_sections): Add section
9168 attribute to default text section if -mpure-code.
9169 (arm_option_check_internal): Diagnose use of option with
9170 non supported targets and/or options.
9171 (arm_asm_elf_flags_numeric): New.
9172 (arm_function_section): New.
9173 (arm_elf_section_type_flags): New.
9174 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
9176 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
9177 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
9179 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
9181 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
9183 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9185 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
9186 * rtl.h: Adjust prototype.
9188 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9190 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
9191 (prev_active_insn): Likewise.
9192 (active_insn_p): Likewise.
9193 * rtl.h: Adjust prototypes.
9194 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
9195 * config/arc/arc.md: Likewise.
9196 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
9197 (branch_needs_nop_p): Likewise.
9198 (use_skip_p): Likewise.
9199 * config/sh/sh.c (gen_block_redirect): Likewise.
9200 (split_branches): Likewise.
9201 * reorg.c (optimize_skip): Likewise.
9202 (fill_simple_delay_slots): Likewise.
9203 (fill_slots_from_thread): Likewise.
9204 (relax_delay_slots): Likewise.
9205 * resource.c (mark_target_live_regs): Likewise.
9207 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9209 * config/cris/cris.c (cris_asm_output_case_end): Change argument
9211 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
9212 (prev_nonnote_nondebug_insn): Likewise.
9213 * config/cris/cris-protos.h: Adjust prototype.
9215 * jump.c (rtx_renumbered_equal_p): Adjust.
9217 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9219 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
9220 * rtl.h: Adjust prototype.
9221 * config/sh/sh.md: Adjust.
9222 * dwarf2out.c (add_var_loc_to_decl): Likewise.
9224 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9226 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
9227 (prev_nondebug_insn): Likewise.
9228 * loop-doloop.c (doloop_condition_get): Likewise.
9229 * rtl.h: Adjust prototype.
9230 * cfgloop.h: Likewise.
9232 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9234 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
9235 (prev_nonnote_insn): Likewise.
9236 * jump.c (reversed_comparison_code_parts): Likewise.
9237 (reversed_comparison): Likewise.
9238 * rtl.h: Adjust prototypes.
9239 * config/arc/arc.md: Adjust.
9240 * cse.c (find_comparison_args): Likewise.
9241 * reorg.c (redundant_insn): Change return type to rtx_insn *.
9242 (fix_reg_dead_note): Change argument type to rtx_insn *.
9243 (delete_prior_computation): Likewise.
9244 (delete_computation): Likewise.
9245 (fill_slots_from_thread): Adjust.
9246 (relax_delay_slots): Likewise.
9247 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
9248 (simplify_relational_operation_1): Likewise.
9249 (simplify_ternary_operation): Likewise.
9251 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9253 * config/arc/arc-protos.h (arc_label_align): Change type of
9254 variables from rtx to rtx_insn *.
9255 * config/arc/arc.c (arc_label_align): Likewise.
9256 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
9257 * config/bfin/bfin.c (workaround_speculation): Likewise.
9258 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
9259 (find_last_same_clock): Likewise.
9260 (reorg_split_calls): Likewise.
9261 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
9262 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
9263 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
9264 (same_cmp_following_p): Likewise.
9265 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
9266 (same_cmp_following_p): Likwise.
9267 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
9268 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
9269 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
9270 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
9271 (rl78_alloc_physical_registers_cmp): Likewise.
9272 (rl78_alloc_physical_registers_umul): Likewise.
9273 (rl78_calculate_death_notes): Likewise.
9274 * config/s390/s390-protos.h (s390_label_align): Likewise.
9275 * config/s390/s390.c (s390_label_align): Likewise.
9276 * config/sh/sh.c (barrier_align): Likewise.
9277 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
9278 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
9279 (emit_cbcond_nop): Likewise.
9281 2016-09-22 Martin Liska <mliska@suse.cz>
9284 * ipa-icf.c (sem_variable::merge): Yield merge operation if
9285 alias address matters, not necessarily address of original.
9287 2016-09-22 Richard Biener <rguenther@suse.de>
9290 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
9293 2016-09-22 Richard Biener <rguenther@suse.de>
9296 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
9297 from constant folding results.
9298 (gimple_resimplify2): Likewise.
9299 (gimple_resimplify3): Likewise.
9301 2016-09-22 Richard Biener <rguenther@suse.de>
9304 * expr.c (expand_expr_real_1): Guard array access against negative
9307 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9309 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
9311 (format_floating): Likewise.
9313 2016-09-22 Jakub Jelinek <jakub@redhat.com>
9316 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
9317 for all IFN_GOMP_SIMD_* internal fns, not just for
9318 IFN_GOMP_SIMD_ORDERED_*.
9320 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9323 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
9324 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
9325 instructions when you want to invert the test.
9326 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
9327 correct order for XXSEL.
9328 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
9329 for using XSCMP{EQ,GT,GE}DP.
9331 2016-09-21 David Malcolm <dmalcolm@redhat.com>
9333 * genconstants.c (main): Introduce noop_reader and convert call
9334 to read_md_files to a method call.
9335 * genenums.c (main): Likewise.
9336 * genmddeps.c (main): Likewise.
9337 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
9338 rtx_reader_ptr->get_top_level_filename ().
9339 (write_tm_preds_h): Likewise.
9340 (write_insn_preds_c): Likewise.
9341 * gensupport.c (class gen_reader): New subclass of rtx_reader.
9342 (rtx_handle_directive): Convert to...
9343 (gen_reader::handle_unknown_directive): ...this.
9344 (init_rtx_reader_args_cb): Convert return type from bool to
9345 rtx_reader *. Create a gen_reader instance, using it for the
9346 call to read_md_files. Return it if no errors occur.
9347 (init_rtx_reader_args): Convert return type from bool to
9349 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9350 (init_rtx_reader_args_cb): Likewise.
9351 * read-md.c (struct file_name_list): Move to class rtx_reader.
9352 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
9353 (read_md_filename): Delete in favor of
9354 rtx_reader::m_read_md_filename.
9355 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
9356 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
9357 (base_dir): Delete in favor of rtx_reader::m_base_dir.
9358 (first_dir_md_include): Delete in favor of
9359 rtx_reader::m_first_dir_md_include.
9360 (last_dir_md_include_ptr): Delete in favor of
9361 rtx_reader::m_last_dir_md_include_ptr.
9362 (max_include_len): Delete.
9363 (rtx_reader_ptr): New.
9364 (fatal_with_file_and_line): Use get_filename and get_lineno
9365 accessors of rtx_reader_ptr.
9366 (require_char_ws): Likewise.
9367 (rtx_reader::read_char): New method, based on ::read_char.
9368 (rtx_reader::unread_char): New method, based on ::unread_char.
9369 (read_escape): Use get_filename and get_lineno accessors of
9371 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
9372 (read_string): Use get_filename and get_lineno accessors of
9374 (rtx_reader::rtx_reader): New ctor.
9375 (rtx_reader::~rtx_reader): New dtor.
9376 (handle_include): Convert from a function to...
9377 (rtx_reader::handle_include): ...this method, converting
9378 handle_directive from a callback to a virtual function.
9379 (handle_file): Likewise, converting to...
9380 (rtx_reader::handle_file): ...this method.
9381 (handle_toplevel_file): Likewise, converting to...
9382 (rtx_reader::handle_toplevel_file): ...this method.
9383 (rtx_reader::get_current_location): New method.
9384 (parse_include): Convert from a function to...
9385 (rtx_reader::add_include_path): ...this method, dropping redundant
9386 update to unused max_include_len.
9387 (read_md_files): Convert from a function to...
9388 (rtx_reader::read_md_files): ...this method, converting
9389 handle_directive from a callback to a virtual function.
9390 (noop_reader::handle_unknown_directive): New method.
9391 * read-md.h (directive_handler_t): Delete this typedef.
9393 (read_md_file): Delete.
9394 (read_md_lineno): Delete.
9395 (read_md_filename): Delete.
9396 (class rtx_reader): New class.
9397 (rtx_reader_ptr): New decl.
9398 (class noop_reader): New subclass of rtx_reader.
9399 (read_char): Reimplement in terms of rtx_reader::read_char.
9400 (unread_char): Reimplement in terms of rtx_reader::unread_char.
9401 (read_md_files): Delete.
9402 * read-rtl.c (read_rtx_code): Update for deletion of globals
9403 read_md_filename and read_md_lineno.
9405 2016-09-21 Jason Merrill <jason@redhat.com>
9407 * input.h (from_macro_definition_at): New.
9409 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
9411 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
9413 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9415 PR tree-optimization/77550
9416 * tree-vect-stmts.c (create_array_ref): Change parameters.
9417 (get_group_alias_ptr_type): New function.
9418 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
9420 2016-09-21 Marek Polacek <polacek@redhat.com>
9422 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9423 Add falls through comment.
9425 2016-09-21 Richard Biener <rguenther@suse.de>
9427 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
9428 (replace_child): Likewise.
9429 (remove_child_TAG): Adjust.
9430 (move_marked_base_types): Likewise.
9431 (prune_unused_types_prune): Clear die_sib of removed children.
9433 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
9436 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
9437 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
9439 2016-09-21 Richard Biener <rguenther@suse.de>
9441 PR tree-optimization/77648
9442 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
9444 (make_transitive_closure_constraints): Adjust comment.
9445 (make_any_offset_constraints): New function.
9446 (handle_rhs_call): Make sure to first expand a pointer to all
9447 subfields before transitively closing it.
9448 (handle_const_call): Likewise. Properly expand returned
9450 (handle_pure_call): Likewise.
9452 2016-09-21 Richard Biener <rguenther@suse.de>
9453 Jakub Jelinek <jakub@redhat.com>
9455 PR tree-optimization/77621
9456 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
9457 group at non-vectorizable stmts.
9459 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9461 PR tree-optimization/72835
9462 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
9463 (make_new_ssa_for_all_defs): Likewise.
9464 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
9466 2016-09-20 Martin Sebor <msebor@redhat.com>
9469 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
9470 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
9471 * config/linux.c (gnu_libc_printf_pointer_format): New function.
9472 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
9473 * config/sol2.c (solaris_printf_pointer_format): New function.
9474 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
9476 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
9477 * doc/tm.texi: Regenerate.
9478 * gimple-fold.h (get_range_strlen): New function.
9479 (get_maxval_strlen): Declare existing function.
9480 * gimple-fold.c (get_range_strlen): Add arguments and compute both
9481 maximum and minimum.
9482 (get_range_strlen): Define overload.
9483 (get_maxval_strlen): Adjust.
9484 * gimple-ssa-sprintf.c: New file and pass.
9485 * passes.def (pass_sprintf_length): Add new pass.
9486 * targhooks.h (default_printf_pointer_format): Declare new function.
9487 (gnu_libc_printf_pointer_format): Same.
9488 (solaris_libc_printf_pointer_format): Same.
9489 * targhooks.c (default_printf_pointer_format): Define new function.
9490 * tree-pass.h (make_pass_sprintf_length): Declare new function.
9491 * print-tree.c: Increase buffer size.
9493 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9495 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
9497 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9499 * common.opt: New option -fipa-vrp.
9500 * ipa-cp.c (ipa_get_vr_lat): New.
9501 (ipcp_vr_lattice::print): Likewise.
9502 (print_all_lattices): Call ipcp_vr_lattice::print.
9503 (ipcp_vr_lattice::meet_with): New.
9504 (ipcp_vr_lattice::meet_with_1): Likewise.
9505 (ipcp_vr_lattice::top_p): Likewise.
9506 (ipcp_vr_lattice::bottom_p): Likewsie.
9507 (ipcp_vr_lattice::set_to_bottom): Likewise.
9508 (set_all_contains_variable): Call VR set_to_bottom.
9509 (initialize_node_lattices): Init VR lattices.
9510 (propagate_vr_accross_jump_function): New.
9511 (propagate_constants_accross_call): Call
9512 propagate_vr_accross_jump_function.
9513 (ipcp_store_vr_results): New.
9514 (ipcp_driver): Handle VR.
9515 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
9516 (ipa_set_jf_unknown): Likewise.
9517 (ipa_compute_jump_functions_for_edge): Likewise.
9518 (ipa_node_params_t::duplicate): Likewise.
9519 (ipa_write_jump_function): Likewise.
9520 (ipa_read_jump_function): Likewise.
9521 (write_ipcp_transformation_info): Likewise.
9522 (read_ipcp_transformation_info): Likewise.
9523 (ipcp_update_vr): New.
9524 (ipcp_transform_function): Handle VR.
9525 * ipa-prop.h (struct ipa_vr): New.
9526 * cgraph.c: Include tree-vrp.h.
9527 * cgraphunit.c: Likewise.
9528 * ipa-utils.c: Likewise.
9531 * toplev.c: Likewise.
9532 * ipa-devirt.c: Likewise.
9533 * ipa-inline-transform.c: Likewise.
9534 * ipa-inline.c: Likewise.
9535 * ipa-profile.c: Likewise.
9537 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9539 * doc/invoke.texi: Document -fdump-tree-evrp.
9540 * passes.def: Define new pass_early_vrp.
9541 * timevar.def: Define new TV_TREE_EARLY_VRP.
9542 * tree-pass.h (make_pass_early_vrp): New.
9543 * tree-ssa-propagate.c: Make replace_uses_in non static.
9544 * tree-ssa-propagate.h: Export replace_uses_in.
9545 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
9546 (extract_range_from_assert): Factor out
9547 extract_range_for_var_from_comparison_expr.
9548 (vrp_initialize_lattice): New.
9549 (vrp_initialize): Factor out vrp_initialize_lattice.
9550 (vrp_valueize): Fix it to reject complex value ranges.
9551 (vrp_free_lattice): New.
9552 (evrp_dom_walker::before_dom_children): Likewise.
9553 (evrp_dom_walker::after_dom_children): Likewise.
9554 (evrp_dom_walker::push_value_range): Likewise.
9555 (evrp_dom_walker::pop_value_range): Likewise.
9556 (execute_early_vrp): Likewise.
9557 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
9558 (make_pass_early_vrp): New.
9560 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9562 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
9563 instead of exact_log2.
9565 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
9568 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
9569 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
9570 (ix86_add_stmt_cost): Penalize DFmode vector operations
9571 for !TARGET_VECTORIZE_DOUBLE.
9573 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
9575 * doc/invoke.texi (Warning Options): Simplify language.
9576 (Optimize Options): Complete sentence.
9578 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
9580 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
9583 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
9586 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
9587 inits on power8 and above, use the VMRGEW instruction instead of a
9590 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
9591 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
9594 2016-09-20 Tamar Christina <tamar.christina@arm.com>
9596 * config/aarch64/arm_neon.h
9597 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
9598 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
9599 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
9601 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
9603 * config/var/vax.h (ELIMINABLE_REGS): Define.
9604 (INITIAL_ELIMINATION_OFFSET): Define.
9606 2016-09-20 Jakub Jelinek <jakub@redhat.com>
9609 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
9610 cast to void * if the cast is from some other pointer type.
9612 2016-09-20 Richard Biener <rguenther@suse.de>
9614 PR tree-optimization/77646
9615 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
9618 2016-09-20 Tamar Christina <tamar.christina@arm.com>
9620 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
9621 attributes to all inlined functions and make them extern.
9623 2016-09-20 Richard Biener <rguenther@suse.de>
9625 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
9627 * debug.c (do_nothing_debug_hooks): Adjust.
9628 * dbxout.c (dbx_debug_hooks): Likewise.
9629 * sdbout.c (sdb_debug_hooks): Likewise.
9630 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
9631 (dwarf2out_finish): Move producer, filename and
9633 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
9634 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
9636 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
9639 * doc/invoke.texi: Document -Wint-in-bool-context.
9642 * dwarf2out.c (output_loc_operands): Fix an assertion.
9644 2016-09-19 Joseph Myers <joseph@codesourcery.com>
9646 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
9647 (CR_DECIMAL_DIG): New macro.
9649 2016-09-19 Joseph Myers <joseph@codesourcery.com>
9651 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
9654 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
9656 PR rtl-optimization/77416
9657 * lra-remat.c (operand_to_remat): Process hard coded insn
9660 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9662 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
9663 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
9665 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
9667 * target.def (lra_p): Wordsmithing.
9668 * doc/tm.texi: Regenerate.
9670 2016-09-19 Jakub Jelinek <jakub@redhat.com>
9671 Jan Hubicka <jh@suse.cz>
9674 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
9675 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
9676 Call ultimate_alias_target just once, not up to 4 times.
9678 2016-09-19 Richard Biener <rguenther@suse.de>
9680 * dwarf2out.c (early_dwarf_finished): New global.
9681 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
9683 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
9684 if called from LTO exit early.
9685 (dwarf2out_late_global_decl): When being during the early
9686 debug phase do not add locations but only const value attributes.
9687 Adjust the way we generate early DIEs for LTO.
9689 2016-09-19 Richard Biener <rguenther@suse.de>
9692 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
9693 proper niter to bound the loops.
9695 2016-09-19 Richard Biener <rguenther@suse.de>
9697 PR tree-optimization/77514
9698 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
9699 search for folded stmt.
9701 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
9703 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
9704 * tree-pass.h (make_pass_early_thread_jumps): Declare.
9705 * tree-ssa-threadbackward.c (fsm_find_thread_path,
9706 fsm_find_thread_path, profitable_jump_thread_path,
9707 fsm_find_control_statement_thread_paths,
9708 find_jump_threads_backwards): Add speed_p parameter.
9709 (pass_data_early_thread_jumps): New pass.
9710 (make_pass_early_thread_jumps): New function.
9712 2016-09-17 Andreas Schwab <schwab@suse.de>
9714 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
9715 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9717 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
9719 * recog.c (rest_of_handle_split_after_reload): Delete.
9720 (pass_split_after_reload::gate): New method.
9721 (pass_split_after_reload::execute): Call split_all_insns directly.
9723 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
9725 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
9726 parameters for functions taking long long arguments.
9728 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9731 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
9732 splat with truncate.
9734 2016-09-16 Jason Merrill <jason@redhat.com>
9736 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
9738 * hwint.c (exact_log2): Use pow2p_hwi.
9739 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
9740 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
9741 * builtins.c (get_object_alignment_2, get_object_alignment)
9742 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
9744 * calls.c (compute_argument_addresses, store_one_arg): Use
9746 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
9747 * combine.c (force_to_mode): Use least_bit_hwi.
9748 (contains_muldiv, find_split_point, combine_simplify_rtx)
9749 (simplify_if_then_else, simplify_set, force_to_mode)
9750 (if_then_else_cond, simplify_and_const_int_1)
9751 (simplify_compare_const): Use pow2p_hwi.
9752 * cse.c (fold_rtx): Use pow2p_hwi.
9753 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
9755 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
9756 (init_expmed_one_conv): Use pow2p_hwi.
9757 * expr.c (is_aligning_offset): Use pow2p_hwi.
9758 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
9759 (fold_binary_loc): Use pow2p_hwi.
9760 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
9761 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
9762 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
9763 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
9765 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
9766 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
9767 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
9768 * omp-low.c (oacc_loop_fixed_partitions)
9769 (oacc_loop_auto_partitions): Use least_bit_hwi.
9770 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
9771 * stor-layout.c (place_field): Use least_bit_hwi.
9772 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
9773 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
9774 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
9775 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
9776 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
9777 * tree-vect-data-refs.c (vect_analyze_group_access_1)
9778 (vect_grouped_store_supported, vect_grouped_load_supported)
9779 (vect_permute_load_chain, vect_shift_permute_load_chain)
9780 (vect_transform_grouped_load): Use pow2p_hwi.
9781 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
9782 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
9783 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
9785 * tsan.c (instrument_expr): Use least_bit_hwi.
9786 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
9788 2016-09-16 Andreas Schwab <schwab@suse.de>
9790 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
9792 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9794 2016-09-16 Jakub Jelinek <jakub@redhat.com>
9797 * combine.c (rest_of_handle_combine): If any edges have been purged,
9798 free dominators if available.
9800 2016-09-16 Jakub Jelinek <jakub@redhat.com>
9801 Eric Botcazou <ebotcazou@adacore.com>
9804 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
9805 through into expand_addsub_overflow after expand_neg_overflow.
9807 2016-09-15 David Malcolm <dmalcolm@redhat.com>
9809 * diagnostic-show-locus.c
9810 (selftest::test_fixit_insert_containing_newline): New function.
9811 (selftest::test_fixit_replace_containing_newline): New function.
9812 (selftest::diagnostic_show_locus_c_tests): Call the above.
9814 2016-09-15 Bin Cheng <bin.cheng@arm.com>
9816 PR tree-optimization/77503
9817 * tree-vect-loop.c (vectorizable_reduction): Record reduction
9818 code for CONST_COND_REDUCTION at analysis stage and use it at
9820 * tree-vectorizer.h (struct _stmt_vec_info): New field.
9821 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
9822 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
9825 2016-09-15 Richard Biener <rguenther@suse.de>
9828 * fold-const.c (split_tree): Do not split constant ~X.
9830 2016-09-15 Jakub Jelinek <jakub@redhat.com>
9832 PR rtl-optimization/77425
9833 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
9837 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
9838 use %qs instead of %s where desirable, use argument instead of arg in
9839 the diagnostic wording, add list of supported strategies and
9841 (ix86_option_override_internal): Emit target("m...") instead of
9842 option("m...") in the diagnostic. Use %qs instead of %s in invalid
9843 -march/-mtune option diagnostic. Add list of supported arches/tunings
9844 and spellcheck hint. Remove prefix, suffix and sw variables, use
9845 main_args_p ? "..." : "..." in diagnostics to make translation
9848 2016-09-15 Richard Biener <rguenther@suse.de>
9850 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
9851 extra offset argument.
9852 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
9853 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
9854 to reflect new offset parameter.
9855 * doc/tm.texi: Regenerate.
9856 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
9857 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
9859 (darwin_asm_output_dwarf_offset): Likewise.
9860 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
9862 (darwin_asm_output_dwarf_offset): Pass offset argument through.
9863 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
9864 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
9866 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
9869 * ipa-icf.c (set_alias_uids): New function.
9870 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
9871 all the merged variable's referring aliases.
9873 2016-09-15 Richard Biener <rguenther@suse.de>
9875 PR tree-optimization/77514
9876 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
9877 only forced_stmts sequence.
9879 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
9881 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
9882 * cfgexpand.c (update_alias_info_with_stack_vars): Use
9883 FOR_EACH_SSA_NAME to iterate over SSA variables.
9884 (pass_expand::execute): Likewise.
9885 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
9886 * tree-cfg.c (dump_function_to_file): Likewise.
9887 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
9888 (update_ssa): Likewise.
9889 * tree-ssa-alias.c (dump_alias_info): Likewise.
9890 * tree-ssa-ccp.c (ccp_finalize): Likewise.
9891 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
9892 (create_outofssa_var_map): Likewise.
9893 (coalesce_ssa_name): Likewise.
9894 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
9895 * tree-ssa-pre.c (compute_avail): Likewise.
9896 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
9897 (scc_vn_restore_ssa_info): Likewise.
9898 (free_scc_vn): Likwise.
9899 (run_scc_vn): Likewise.
9900 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
9901 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
9902 * tree-ssa-copy.c (fini_copy_prop): Likewise.
9903 * tree-ssa.c (verify_ssa): Likewise.
9905 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
9907 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
9908 and mips64r2 as default 32-bit and 64-bit architectures.
9909 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
9910 as default 32-bit and 64-bit architectures.
9912 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
9914 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
9917 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9919 * target.def (lra_p): Change commentary (for the manual) for the
9921 * doc/tm.texi: Regenerate.
9923 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9925 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
9926 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
9927 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
9928 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
9930 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9932 * targhooks.c (default_lra_p): Return true instead of false.
9934 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
9936 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
9937 hook_bool_void_false.
9938 * config/avr/avr.c: Ditto.
9939 * config/bfin/bfin.c: Ditto.
9940 * config/c6x/c6x.c: Ditto.
9941 * config/cr16/cr16.c: Ditto.
9942 * config/cris/cris.c: Ditto.
9943 * config/epiphany/epiphany.c: Ditto.
9944 * config/fr30/fr30.c: Ditto.
9945 * config/frv/frv.c: Ditto.
9946 * config/h8300/h8300.c: Ditto.
9947 * config/ia64/ia64.c: Ditto.
9948 * config/iq2000/iq2000.c: Ditto.
9949 * config/lm32/lm32.c: Ditto.
9950 * config/m32c/m32c.c: Ditto.
9951 * config/m32r/m32r.c: Ditto.
9952 * config/m68k/m68k.c: Ditto.
9953 * config/mcore/mcore.c: Ditto.
9954 * config/microblaze/microblaze.c: Ditto.
9955 * config/mmix/mmix.c: Ditto.
9956 * config/mn10300/mn10300.c: Ditto.
9957 * config/moxie/moxie.c: Ditto.
9958 * config/msp430/msp430.c: Ditto.
9959 * config/nios2/nios2.c: Ditto.
9960 * config/nvptx/nvptx.c: Ditto.
9961 * config/pa/pa.c: Ditto.
9962 * config/pdp11/pdp11.c: Ditto.
9963 * config/rl78/rl78.c: Ditto.
9964 * config/sparc/sparc.c: Ditto.
9965 * config/spu/spu.c: Ditto.
9966 * config/stormy16/stormy16.c: Ditto.
9967 * config/tilegx/tilegx.c: Ditto.
9968 * config/tilepro/tilepro.c: Ditto.
9969 * config/v850/v850.c: Ditto.
9970 * config/vax/vax.c: Ditto.
9971 * config/visium/visium.c: Ditto.
9972 * config/xtensa/xtensa.c: Ditto.
9974 2016-09-14 Jakub Jelinek <jakub@redhat.com>
9977 * tsan.c: Include target.h.
9978 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
9979 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
9980 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
9981 BUILT_IN_ATOMIC_TEST_AND_SET entries.
9982 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
9984 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
9985 Martin Liska <mliska@suse.cz>
9988 * predict.c (force_edge_cold): Add braces to a condition.
9990 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9992 PR rtl-optimization/77289
9993 * lra-constraints.c (get_final_hard_regno): Removed.
9994 (get_hard_regno): Add new parameter final_p.
9995 (get_reg_class): Directly call lra_get_elimination_hard_regno.
9996 (operands_match_p): Adjust call to get_hard_regno.
9997 (uses_hard_regs_p): Likewise.
9998 (process_alt_operands): Likewise.
10000 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
10003 * config/msp430/msp430.c (msp430_start_function): Emit an error
10004 if a function is both weak and specifies an interrupt number.
10006 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10008 PR tree-optimization/77454
10009 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
10010 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
10013 2016-09-13 Tamar Christina <tamar.christina@arm.com>
10015 * config/aarch64/aarch64-builtins.c
10016 (aarch64_init_simd_builtins): Fix builtin type signature printing.
10018 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
10020 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
10021 SFmode and SCmode arguments by reference.
10023 2016-09-13 David Malcolm <dmalcolm@redhat.com>
10025 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
10027 (selftest::test_one_liner_fixit_insert_before): ...this, and update
10028 for renaming of add_fixit_insert to add_fixit_insert_before.
10029 (selftest::test_one_liner_fixit_insert_after): New function.
10030 (selftest::test_one_liner_fixit_validation_adhoc_locations):
10031 Update for renaming of add_fixit_insert to add_fixit_insert_before.
10032 (selftest::test_one_liner_many_fixits): Likewise.
10033 (selftest::test_diagnostic_show_locus_one_liner): Update for
10034 renaming, call new test function.
10035 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
10036 renaming of add_fixit_insert to add_fixit_insert_before.
10037 (selftest::test_fixit_consolidation): Likewise.
10038 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
10040 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
10041 (selftest::test_applying_fixits_insert_before): ...this.
10042 (selftest::test_applying_fixits_insert): Update for renaming of
10043 add_fixit_insert to add_fixit_insert_before.
10044 (selftest::test_applying_fixits_insert_after): New function.
10045 (selftest::test_applying_fixits_insert_after_at_line_end): New
10047 (selftest::test_applying_fixits_insert_after_failure): New function.
10048 (selftest::test_applying_fixits_multiple): Update for renaming of
10049 add_fixit_insert to add_fixit_insert_before.
10050 (selftest::change_line): Likewise.
10051 (selftest::test_applying_fixits_unreadable_file): Likewise.
10052 (selftest::test_applying_fixits_line_out_of_range): Likewise.
10053 (selftest::test_applying_fixits_column_validation): Likewise.
10054 (selftest::test_applying_fixits_column_validation): Likewise.
10055 (selftest::edit_context_c_tests): Update for renamed test function;
10056 call new test functions.
10058 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
10060 PR tree-optimization/77536
10061 PR rtl-optimization/68212
10062 * config/rs6000/rs6000.md (div->recip splitter): Remove
10063 optimize_insn_for_speed_p condition.
10065 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
10067 * optabs.c (prepare_cmp_insn): Update documentation comment.
10069 2016-09-13 Jakub Jelinek <jakub@redhat.com>
10070 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10072 PR middle-end/77475
10073 * opts.h (candidates_list_and_hint): Declare.
10074 * opts-common.c (candidates_list_and_hint): New function.
10075 (cmdline_handle_error): Use it.
10077 2016-09-12 David Malcolm <dmalcolm@redhat.com>
10079 * edit-context.c (edited_line::get_len): New accessor.
10080 (edited_file::print_diff): Split out hunk-printing into...
10081 (edited_file::print_diff_hunk): New method.
10082 (edited_file::print_diff_line): New method.
10084 2016-09-12 Andrew Pinski <apinski@cavium.com>
10086 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
10088 * config/aarch64/aarch64.c (thunderx_tunings): Enable
10089 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
10090 (aarch64_operands_ok_for_ldpstp): Return false if
10091 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
10092 was SImode and the alignment is less than 8 byte.
10093 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
10095 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
10098 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
10100 2016-09-12 Marek Polacek <polacek@redhat.com>
10102 * doc/extend.texi: Use lowercase "boolean".
10103 * doc/invoke.texi: Likewise.
10104 * doc/md.texi: Likewise.
10105 * target.def: Likewise.
10106 * doc/tm.texi: Regenerated.
10108 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10110 PR middle-end/77426
10111 * expmed.c (synth_mult): Delete duplicate mode check.
10113 2016-09-10 Tom de Vries <tom@codesourcery.com>
10116 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
10118 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
10119 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
10121 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
10123 PR rtl-optimization/77289
10124 * lra-constraints.c (get_final_hard_regno): Add support for non hard
10125 register numbers. Remove support for subregs.
10126 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
10127 (get_reg_class): Delete removed get_final_hard_regno() argument.
10128 (uses_hard_regs_p): Call get_final_hard_regno().
10130 2016-09-09 Martin Sebor <msebor@redhat.com>
10134 * pretty-print.c (pp_quoted_string): New function.
10135 (pp_format): Call it for %c and %s directives.
10137 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10139 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
10140 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
10141 INITIAL_ELIMINATION_OFFSET) : Update documentation.
10142 * target.def (frame_pointer_required, can_eliminate): Likewise.
10143 * doc/tm.texi: Regenerated.
10144 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
10146 * df-scan.c (df_hard_reg_init): Likewise.
10147 * ira.c (ira_setup_eliminable_regset): Likewise.
10148 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
10149 init_elim_table): Likewise.
10150 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
10151 set_initial_elim_offsets, update_eliminables,
10152 init_elim_table): Likewise.
10153 * rtlanal.c (get_initial_register_offset): Likewise.
10154 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10155 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10156 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10157 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
10158 * config/fr30/fr30.h: Fix comment.
10159 * config/frv/frv.c: Likewise.
10160 * config/frv/frv.h: Likewise.
10161 * config/ft32/ft32.h: Likewise.
10162 * config/visium/visium.h: Likewise.
10163 * config/pa/pa64-linux.h: Likewise.
10164 * config/v850/v850.h: Likewise.
10165 * config/cris/cris.c: Likewise.
10166 * config/ia64/ia64.h: Likewise.
10167 * config/moxie/moxie.h: Likewise.
10168 * config/m32r/m32r.h: Likewise.
10170 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
10173 * config.in: Regenerate.
10174 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
10176 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
10177 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
10178 static-libmpxwrappers case.
10179 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
10180 MPX_LD_AS_NEEDED_GUARD_POP.
10181 * configure: Regenerate.
10182 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
10183 defined if linker support "--push-state"/"--pop-state".
10185 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
10187 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
10189 2016-09-09 Joseph Myers <joseph@codesourcery.com>
10191 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
10192 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
10193 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
10194 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
10195 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
10196 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
10197 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
10199 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
10200 width macros from TS 18661-1.
10201 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
10203 2016-09-08 Jakub Jelinek <jakub@redhat.com>
10206 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
10207 OMP_CLAUSE_SAFELEN_EXPR.
10209 2016-09-07 David Malcolm <dmalcolm@redhat.com>
10211 * Makefile.in (OBJS): Add substring-locations.o.
10212 * langhooks-def.h (class substring_loc): New forward decl.
10213 (lhd_get_substring_location): New decl.
10214 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
10215 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
10216 * langhooks.c (lhd_get_substring_location): New function.
10217 * langhooks.h (class substring_loc): New forward decl.
10218 (struct lang_hooks): Add field get_substring_location.
10219 * substring-locations.c: New file, taking definition of
10220 format_warning_va and format_warning_at_substring from
10221 c-family/c-format.c, making them non-static.
10222 * substring-locations.h (class substring_loc): Move class here
10223 from c-family/c-common.h. Add and rewrite comments.
10224 (format_warning_va): New decl.
10225 (format_warning_at_substring): New decl.
10226 (get_source_location_for_substring): Add comment.
10228 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
10230 * config/i386/i386.c: Add 'U' suffix to processor feature bits
10231 to avoid -Wnarrowing warning.
10232 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
10233 * opts.c: Likewise for SANITIZER_OPT bitmasks.
10235 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
10237 * config/aarch64/aarch64.c (aarch64_legitimize_address):
10238 Avoid use of base_offset if offset already in range.
10240 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
10242 * config/sh/sh-protos.h (struct sh_atomic_model,
10243 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10244 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10245 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
10246 * config/sh/sh.h (struct sh_atomic_model,
10247 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
10248 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
10249 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
10250 Guard with __cplusplus.
10252 2016-09-06 Jakub Jelinek <jakub@redhat.com>
10255 * config/i386/i386.c (ix86_expand_builtin): For builtin with
10256 unsupported or unknown ISA, use expand_call.
10258 2016-09-06 Martin Liska <mliska@suse.cz>
10260 PR gcov-profile/77378
10261 PR gcov-profile/77466
10262 * tree-profile.c (tree_profiling): Detect whether target can use
10263 -fprofile-update=atomic.
10265 2016-09-06 Richard Biener <rguenther@suse.de>
10267 PR tree-optimization/77479
10268 * tree-vrp.c (update_value_range): Extend overflow handling to
10271 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10274 * config/i386/i386.md (isa): Add x64_avx512bw.
10275 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
10276 (kmov_isa): New mode attr.
10277 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
10278 (*zero_extend<mode>si2): Likewise.
10279 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
10281 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
10283 * doc/invoke.texi (SPU Options): nops -> NOPs.
10284 (x86 Options): Ditto.
10286 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10288 PR middle-end/77475
10289 * toplev.c (process_options): Temporarily set input_location
10290 to UNKNOWN_LOCATION around targetm.target_option.override () call.
10292 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
10294 PR rtl-optimization/77452
10295 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
10296 inner-mode reference to a CONST_VECTOR constant in the constant pool.
10298 2016-09-05 Marek Polacek <polacek@redhat.com>
10301 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
10303 2016-09-05 Jakub Jelinek <jakub@redhat.com>
10306 * gensupport.c (alter_output_for_subst_insn): Remove redundant
10307 *insn_out == '*' test. Don't copy unnecessary to yet another
10308 memory buffer, and don't leak it.
10310 PR rtl-optimization/77425
10311 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
10313 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
10315 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
10317 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10319 * common.opt (fdiagnostics-generate-patch): New option.
10320 * diagnostic.c: Include "edit-context.h".
10321 (diagnostic_initialize): Initialize context->edit_context_ptr.
10322 (diagnostic_finish): Delete context->edit_context_ptr.
10323 (diagnostic_report_diagnostic): Add fix-it hints from the
10324 diagnostic to context->edit_context_ptr, if any.
10325 * diagnostic.h (class edit_context): Add forward decl.
10326 (struct diagnostic_context): Add field "edit_context_ptr".
10327 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10328 -fdiagnostics-generate-patch.
10329 (-fdiagnostics-generate-patch): New item.
10330 * toplev.c: Include "edit-context.h".
10331 (process_options): Set global_dc->edit_context_ptr to a new
10332 edit_context if the options need one.
10333 (toplev::main): Handle -fdiagnostics-generate-patch by using
10334 global_dc->edit_context_ptr.
10336 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10339 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
10340 map and firstprivate clauses on target construct for _Atomic
10342 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
10343 on target construct for _Atomic qualified decls.
10344 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
10346 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
10347 _Atomic qualified arguments not mentioned in uniform clause.
10349 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10351 * Makefile.in (OBJS-libcommon): Add edit-context.o.
10352 * diagnostic-color.c (color_dict): Add "diff-filename",
10353 "diff-hunk", "diff-delete", and "diff-insert".
10354 (parse_gcc_colors): Update default value of GCC_COLORS in comment
10355 to reflect above changes.
10356 * doc/invoke.texi (-fdiagnostics-color): Update description of
10357 default GCC_COLORS, and of the supported capabilities.
10358 * edit-context.c: New file.
10359 * edit-context.h: New file.
10360 * input.c (struct fcache): Add field "missing_trailing_newline".
10361 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
10363 (add_file_to_cache_tab): Likewise.
10364 (fcache::fcache): Likewise.
10365 (get_next_line): Update c->missing_trailing_newline.
10366 (location_missing_trailing_newline): New function.
10367 * input.h (location_missing_trailing_newline): New decl.
10368 * selftest-run-tests.c (selftest::run_tests): Call
10369 edit_context_c_tests.
10370 * selftest.h (edit_context_c_tests): New decl.
10372 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10373 Richard Biener <rguenth@suse.de>
10375 PR tree-optimization/77444
10376 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
10377 as steptype, remove redundant initialization.
10379 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10382 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
10383 (sanopt_optimize_walker): Optimize away
10384 __asan_before_dynamic_init (...) followed by
10385 __asan_after_dynamic_init () without intervening memory loads/stores.
10386 * ipa-pure-const.c (special_builtin_state): Handle
10387 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
10388 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
10390 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10392 * cfg.c (free_original_copy_tables): Replace second assignment of
10393 bb_copy = NULL by bb_original = NULL.
10395 2016-09-02 Jakub Jelinek <jakub@redhat.com>
10398 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
10399 assignment added in r216794.
10401 2016-09-02 David Malcolm <dmalcolm@redhat.com>
10403 * Makefile.in (OBJS): Add typed-splay-tree.o.
10404 * selftest-run-tests.c (selftest::run_tests): Call
10405 typed_splay_tree_c_tests.
10406 * selftest.h (typed_splay_tree_c_tests): New decl.
10407 * typed-splay-tree.c: New file.
10408 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
10409 (typed_splay_tree::max): New method.
10410 (typed_splay_tree::min): New method.
10411 (typed_splay_tree::foreach): New method.
10412 (typed_splay_tree::closure): New struct.
10413 (typed_splay_tree::inner_foreach_fn): New function.
10415 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10417 * ipa-cp.c (ipcp_store_bits_results): Change option name from
10418 -fipa-cp-bit to -fipa-bit-cp.
10420 2016-09-01 Martin Sebor <msebor@redhat.com>
10422 PR tree-optimization/71831
10423 * tree-object-size.h: Return bool instead of the size and add
10424 argument for the size.
10425 * tree-object-size.c (compute_object_offset): Update signature.
10426 (addr_object_size): Same.
10427 (compute_builtin_object_size): Return bool instead of the size
10428 and add argument for the size. Handle POINTER_PLUS_EXPR when
10429 optimization is disabled.
10430 (expr_object_size): Adjust.
10431 (plus_stmt_object_size): Adjust.
10432 (pass_object_sizes::execute): Adjust.
10433 * builtins.c (fold_builtin_object_size): Adjust.
10434 * doc/extend.texi (Object Size Checking): Update.
10435 * ubsan.c (instrument_object_size): Adjust.
10437 2016-09-01 Martin Sebor <msebor@redhat.com>
10439 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
10440 it fits the output of the formatted function regardless of its
10442 * genmodes.c (parser::parse_expr): Same.
10443 * gimplify.c (gimplify_asm_expr): Same.
10444 * passes.c (pass_manager::register_one_dump_file): Same.
10445 * print-tree.c (print_node): Same.
10447 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10449 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
10451 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10453 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
10455 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10457 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
10458 * config/rs6000/vector.md: Ditto.
10459 * config/rs6000/vsx.md: Ditto.
10461 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10463 * ipa-inline-analysis.c (param_change_prob): Get to the base object
10464 first in all cases.
10466 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10468 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
10469 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
10470 *return_and_restore_gpregs_<mode>_r11,
10471 *return_and_restore_gpregs_<mode>_r12,
10472 *return_and_restore_gpregs_<mode>_r1,
10473 *return_and_restore_fpregs_<mode>_r11,
10474 *return_and_restore_fpregs_<mode>_r12,
10475 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
10476 directly instead of via the "l" constraint. Renumber operands.
10479 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10481 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
10482 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
10483 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
10484 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
10485 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
10486 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
10487 *call_value_nonlocal_darwin64, reload_macho_picbase,
10488 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
10489 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
10490 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
10491 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
10492 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
10493 *save_fpregs_<mode>_r1): Ditto.
10494 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
10495 *return_and_restore_gpregs_spe): Ditto.
10497 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
10499 * config/rs6000/rs6000.md
10500 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
10501 the use of the link register.
10502 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
10504 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10505 Michael Meissner <meissner@linux.vnet.ibm.com>
10508 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
10509 reg+reg addressing for TImode.
10510 (rs6000_legitimate_address_p): Only allow register indirect
10511 addressing for TImode, even without TARGET_QUAD_MEMORY.
10513 2016-09-01 Richard Biener <rguenther@suse.de>
10515 PR middle-end/77436
10516 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
10517 check whether the result fits the desired result type.
10519 2016-09-01 Nathan Sidwell <nathan@acm.org>
10521 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
10523 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
10525 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
10527 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
10529 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10531 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
10532 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
10533 for comparisons of integer ZERO_EXTEND against zero.
10535 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
10537 * config/i386/i386.c (ix86_option_override_internal): Also disable the
10538 STV pass if -mstackrealign is enabled.
10540 2016-08-31 Ilya Verbin <iverbin@gmail.com>
10542 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
10545 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10547 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
10548 (layout_range::intersects_line_p): New method.
10549 (test_range_contains_point_for_single_point): Rename to...
10550 (test_layout_range_for_single_point): ...this, and add testing
10551 for layout_range::intersects_line_p.
10552 (test_range_contains_point_for_single_line): Rename to...
10553 (test_layout_range_for_single_line): ...this, and add testing
10554 for layout_range::intersects_line_p.
10555 (test_range_contains_point_for_multiple_lines): Rename to...
10556 (test_layout_range_for_multiple_lines): ...this, and add testing
10557 for layout_range::intersects_line_p.
10558 (layout::layout): Populate m_fixit_hints.
10559 (layout::get_expanded_location): Handle the case of a line-span
10561 (layout::validate_fixit_hint_p): New method.
10562 (get_line_span_for_fixit_hint): New function.
10563 (layout::calculate_line_spans): Add spans for fixit-hints.
10564 (layout::should_print_annotation_line_p): New method.
10565 (layout::print_any_fixits): Drop param "richloc", instead using
10566 validated fixits in m_fixit_hints. Add "const" to hint pointers.
10567 (diagnostic_show_locus): Avoid printing blank annotation lines.
10568 (selftest::test_diagnostic_context::test_diagnostic_context):
10569 Initialize show_column and start_span.
10570 (selftest::test_diagnostic_context::start_span_cb): New static
10572 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
10573 (selftest::diagnostic_show_locus_c_tests): Update for function
10574 renamings. Call test_diagnostic_show_locus_fixit_lines.
10576 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
10578 PR tree-optimization/73714
10579 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
10581 2016-08-31 David Malcolm <dmalcolm@redhat.com>
10583 * selftest.c: Move "namespace selftest {" to top of file,
10584 removing explicit "selftest::" qualifiers throughout.
10586 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
10588 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
10590 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
10591 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
10592 Replace builtin with vector extension.
10593 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
10595 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
10596 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
10597 Replace builtin with vector extension.
10598 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
10599 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
10600 Replace builtin with vector extension.
10601 * config/i386/xmmintrin.h (__m128_u): New type.
10602 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
10603 (_mm_load_ps, _mm_store_ps): Simplify.
10605 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
10607 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
10609 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10611 * diagnostic-show-locus.c (colorizer::begin_state): Support more
10612 than 3 ranges per diagnostic by alternating between color 1 and
10614 (layout::layout): Replace use of rich_location::MAX_RANGES
10615 with richloc->get_num_locations ().
10616 (layout::calculate_line_spans): Replace use of
10617 rich_location::MAX_RANGES with m_layout_ranges.length ().
10618 (layout::print_annotation_line): Handle arbitrary numbers of
10619 ranges in caret-printing by defaulting to '^'.
10620 (selftest::test_one_liner_many_fixits): New function.
10621 (test_diagnostic_show_locus_one_liner): Call it.
10622 * diagnostic.c (diagnostic_initialize): Update for renaming
10623 of rich_location::MAX_RANGES to
10624 rich_location::STATICALLY_ALLOCATED_RANGES.
10625 * diagnostic.h (struct diagnostic_context): Likewise.
10627 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10629 * selftest.c (selftest::named_temp_file::named_temp_file): New
10631 (selftest::temp_source_file::~temp_source_file): Move to...
10632 (selftest::named_temp_file::~named_temp_file): ...here.
10633 (selftest::test_named_temp_file): New function.
10634 (selftest::selftest_c_tests): Call test_named_temp_file.
10635 * selftest.h (class named_temp_file): New class.
10636 (class temp_source_file): Convert to a subclass of named_temp_file.
10638 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
10640 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
10641 USEs of LR_REGNO in returns and sibcalls.
10642 (rs6000_output_mi_thunk): Similar.
10643 (rs6000_sibcall_aix): Similar.
10644 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
10645 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
10646 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
10647 Remove the USE of LR_REGNO from the patterns as well. Delete an
10649 (return_internal_<mode>): Delete.
10651 2016-08-30 Tamar Christina <tamar.christina@arm.com>
10653 * config/aarch64/aarch64-simd.md
10654 (aarch64_ld2<mode>_dreg_le): New.
10655 (aarch64_ld2<mode>_dreg_be): New.
10656 (aarch64_ld2<mode>_dreg): Removed.
10657 (aarch64_ld3<mode>_dreg_le): New.
10658 (aarch64_ld3<mode>_dreg_be): New.
10659 (aarch64_ld3<mode>_dreg): Removed.
10660 (aarch64_ld4<mode>_dreg_le): New.
10661 (aarch64_ld4<mode>_dreg_be): New.
10662 (aarch64_ld4<mode>_dreg): Removed.
10663 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
10665 2016-08-30 David Malcolm <dmalcolm@redhat.com>
10667 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
10668 redundant location param.
10669 (test_one_liner_fixit_remove): Likewise.
10670 (test_one_liner_fixit_replace): Likewise.
10671 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
10672 * gcc-rich-location.c
10673 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
10674 get_range_from_loc. Drop overload taking a const char *.
10675 * gcc-rich-location.h
10676 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
10679 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
10681 * config/linux.c (linux_libc_has_function): Return true on musl.
10683 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
10685 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
10687 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
10689 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
10690 used for abnormal egdes.
10692 2016-08-30 Jakub Jelinek <jakub@redhat.com>
10694 PR tree-optimization/72866
10695 * tree-vect-patterns.c (search_type_for_mask): Turn into
10696 a small wrapper, move all code to ...
10697 (search_type_for_mask_1): ... this new function. Add caching
10698 and adjust recursive calls.
10701 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
10702 instead of lookup_type_die (type_main_variant (type)) even for array
10705 PR middle-end/77377
10706 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
10707 constant pool reference return x instead of c.
10709 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
10711 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
10714 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10717 (selftest::test_make_location_nonpure_range_endpoints): Fix
10720 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10722 * diagnostic-show-locus.c
10723 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
10725 (selftest::test_diagnostic_show_locus_one_liner): Call it.
10726 * input.c (get_pure_location): Move to libcpp/line-map.c.
10727 * input.h (get_pure_location): Convert decl to an inline function
10728 calling implementation in libcpp.
10730 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
10733 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
10734 template for intel asm dialect.
10735 (vec_set_hi_<mode><mask_name>): Ditto.
10737 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10739 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
10740 (selftest::fail_formatted): Likewise.
10742 2016-08-29 David Malcolm <dmalcolm@redhat.com>
10744 * input.c (make_location): Call get_start and get_finish
10745 on the endpoints to avoid storing packed ranges or ad-hoc
10747 (selftest::test_make_location_nonpure_range_endpoints): New function.
10748 (selftest::input_c_tests): Call it.
10749 * input.h (get_start): New inline function.
10751 2016-08-29 Tom de Vries <tom@codesourcery.com>
10754 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
10757 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
10759 * Makefile.in (gcov-iov.h): Add dummy recipe.
10761 2016-08-29 Nathan Sidwell <nathan@acm.org>
10763 * config/nvptx/nvptx.c: #include tree-vrp.h.
10765 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
10768 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
10769 HIGH+LO construct during reload.
10771 2016-08-28 Tom de Vries <tom@codesourcery.com>
10774 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
10775 'sysv_abi va_list' attribute.
10776 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
10777 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
10780 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10782 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
10783 * emit-rtl.c (unshare_all_rtl_1): Adjust.
10784 (unshare_all_rtl_again): Likewise.
10785 * function.c (assign_stack_local_1): Likewise.
10786 (assign_stack_temp_for_type): Likewise.
10788 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10790 * cfgbuild.c (make_edges): Adjust.
10791 * cfgrtl.c (can_delete_label_p): Likewise.
10792 * dwarf2cfi.c (create_trace_edges): Likewise.
10793 * except.c (sjlj_emit_dispatch_table): Likewise.
10794 * function.h (struct expr_status): make x_forced_labels a vector.
10795 * jump.c (rebuild_jump_labels_1): Adjust.
10796 * reload1.c (set_initial_label_offsets): Likewise.
10797 * stmt.c (force_label_rtx): Likewise.
10798 (expand_label): Likewise.
10800 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10802 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
10804 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
10806 PR tree-optimization/71077
10807 PR tree-optimization/68542
10808 * fold-const.c (fold_relational_const): Fix folding of
10809 VECTOR_CST comparisons that have a scalar boolean result type.
10810 (selftest::test_vector_folding): New static function.
10811 (selftest::fold_const_c_tests): Call it.
10813 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10815 * doc/extend.texi (SPU Built-in Functions): Remove stale
10816 references to material formerly at IBM and Sony.
10818 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
10821 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
10823 2016-08-26 David Malcolm <dmalcolm@redhat.com>
10825 * diagnostic-show-locus.c
10826 (selftest::test_fixit_consolidation): New function.
10827 (selftest::diagnostic_show_locus_c_tests): Call it.
10828 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
10829 constructor based on source_range.
10831 2016-08-26 David Malcolm <dmalcolm@redhat.com>
10833 * diagnostic-color.c (color_dict): Add "fixit-insert" and
10835 (parse_gcc_colors): Update description of default GCC_COLORS.
10836 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
10837 (colorizer::set_fixit_insert): New method.
10838 (colorizer::set_fixit_delete): New method.
10839 (colorizer::get_color_by_name): New method.
10840 (colorizer::STATE_FIXIT_INSERT): New constant.
10841 (colorizer::STATE_FIXIT_DELETE): New constant.
10842 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
10843 fields in favor of new field "m_stop_color". Add fields
10844 "m_fixit_insert" and "m_fixit_delete".
10845 (colorizer::colorizer): Update for above changes. Replace
10846 colorize_start calls with calls to get_color_by_name.
10847 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
10848 STATE_FIXIT_DELETE. Update for field renamings.
10849 (colorizer::finish_state): Simplify by using m_stop_color,
10850 rather than multiple identical "*_ce" fields.
10851 (colorizer::get_color_by_name): New method.
10852 (layout::print_any_fixits): Print insertions and replacements
10853 using the "fixit-insert" color, and deletions using the
10854 "fixit-delete" color.
10855 * doc/invoke.texi (-fdiagnostics-color): Update description of
10856 default GCC_COLORS, and of the supported capabilities.
10858 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
10860 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
10861 current_function_static_stack_size variable with the static
10862 stack frame size of the current function when
10863 flag_stack_usage_info is enabled.
10865 2016-08-26 Nathan Sidwell <nathan@acm.org>
10867 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
10868 assignment inside if condition.
10870 2016-08-26 Richard Biener <rguenther@suse.de>
10872 PR tree-optimization/69047
10873 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
10874 extracts similar to what FRE does.
10875 (non_rewritable_mem_ref_base): Likewise.
10877 2016-08-26 Joseph Myers <joseph@codesourcery.com>
10879 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
10880 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10881 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10882 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10883 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
10885 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10886 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10887 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10888 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
10889 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
10891 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10894 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
10895 reservation duration to 15 cycles.
10896 (cortex_a8_vfp_macs): Likewise.
10897 (cortex_a8_vfp_macd): Likewise.
10898 (cortex_a8_vfp_divs): Likewise.
10899 (cortex_a8_vfp_divd): Likewise.
10901 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10903 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
10904 (aarch_macro_fusion_pair_p): Use above to avoid early return.
10906 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10907 Martin Jambhor <mjambor@suse.cz>
10909 * common.opt: New option -fipa-bit-cp.
10910 * doc/invoke.texi: Document -fipa-bit-cp.
10911 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
10912 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
10913 * tree-ssa-ccp.h: New header file.
10914 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
10915 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
10916 Replace all occurences of tree parameter by two new params: signop, int.
10917 (bit_value_unop_1): Change to bit_value_unop and export it.
10918 Replace all occurences of tree parameter by two new params: signop,
10920 (bit_value_binop): Change call from bit_value_binop_1 to
10922 (bit_value_assume_aligned): Likewise.
10923 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
10924 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
10926 (ccp_finalize): Skip processing if val->mask == 0.
10927 * ipa-cp.c: Include tree-ssa-ccp.h
10928 (ipcp_bits_lattice): New class.
10929 (ipcp_param_lattice (bits_lattice): New member.
10930 (print_all_lattices): Call ipcp_bits_lattice::print.
10931 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
10932 (initialize_node_lattices): Likewise.
10933 (propagate_bits_accross_jump_function): New function.
10934 (propagate_constants_accross_call): Call
10935 propagate_bits_accross_jump_function.
10936 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
10937 (ipcp_store_bits_results): New function.
10938 (ipcp_driver): Call ipcp_store_bits_results.
10939 * ipa-prop.h (ipa_bits): New struct.
10940 (ipa_jump_func): Add new member bits of type ipa_bits.
10941 (ipa_param_descriptor): Change decl to decl_or_type.
10942 (ipa_get_param): Change decl to decl_or_type and assert on
10944 (ipa_get_type): New function.
10945 (ipcp_transformation_summary): New member bits.
10946 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
10947 (ipa_populate_param_decls): Likewise.
10948 (ipa_dump_param): Likewise.
10949 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
10951 (ipa_set_jf_unknown): Set ipa_bits::known to false.
10952 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
10954 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
10955 (ipa_write_jump_function): Add streaming for ipa_bits.
10956 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
10957 (write_ipcp_transformation_info): Add streaming for ipa_bits
10958 summary for ltrans.
10959 (read_ipcp_transfomration_info): Add support for reading streamed
10961 (ipcp_update_bits): New function.
10962 (ipcp_transform_function): Call ipcp_update_bits.
10964 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
10966 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
10967 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
10969 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
10971 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
10973 2016-08-25 Richard Biener <rguenther@suse.de>
10975 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
10976 Only add locations in late dwarf.
10977 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
10978 (dwarf2out_early_finish): But do it here.
10980 2016-08-24 Michael Collison <michael.collison@linaro.org>
10981 Michael Collison <michael.collison@arm.com>
10983 * config/arm/arm-modes.def: Add new condition code mode CC_V
10984 to represent the overflow bit.
10985 * config/arm/arm.c (maybe_get_arm_condition_code):
10986 Add support for CC_Vmode.
10987 (arm_gen_unlikely_cbranch): New function to generate common
10988 rtl conditional branches for overflow patterns.
10989 * config/arm/arm-protos.h: Add prototype for
10990 arm_gen_unlikely_cbranch.
10991 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
10992 addsi3_compareV_upper): New patterns to support signed
10993 builtin overflow add operations.
10994 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
10995 New patterns to support unsigned builtin add overflow operations.
10996 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
10997 builtin overflow subtract operations,
10998 (usubv<mode>4): New patterns to support unsigned builtin subtract
10999 overflow operations.
11000 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
11001 to support builtin overflow negate operations.
11003 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11006 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11008 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11009 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11012 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11014 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
11015 MULTILIB_OPTIONS should be used. Small wording fixes.
11016 * genmultilib: Memorize set of all option combinations in
11017 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
11018 found in MULTILIB_OPTIONS by checking if option set is listed in
11019 combination_space. Output new and existing error message to stderr.
11021 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
11023 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
11024 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
11025 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
11026 (MULTILIB_REUSE): Remove reuse rules for option set including
11027 -mfpu=fp-armv8 and -mfpu=vfpv4
11029 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
11031 * config/arm/t-rtems: Add vfp multilib.
11033 2016-08-23 Ian Lance Taylor <iant@golang.org>
11035 * config/s390/s390.c (s390_asm_file_start): Call
11036 default_file_start.
11038 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11040 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
11041 initialization of all 0's to the 0 constant, instead of directly
11042 generating XOR. Add support for V4SImode vector initialization on
11043 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
11044 initialization. Change variables used in V4SFmode vector
11045 intialization. For V4SFmode vector splat on ISA 3.0, make sure
11046 any memory addresses are in index form. Add support for using
11047 VSPLTH/VSPLTB to initialize vector short and vector char vectors
11048 with all of the same element.
11049 (regno_or_subregno): New helper function to return a register
11050 number for either REG or SUBREG.
11051 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
11052 Use regno_or_subregno where possible.
11053 (rs6000_split_v4si_init_di_reg): New helper function to build up a
11054 DImode value from two SImode values in order to generate V4SImode
11055 vector initialization on 64-bit systems with direct move.
11056 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
11058 (rtx_is_swappable_p): V4SImode vector initialization insn is not
11060 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
11062 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
11063 attributes to initialize V8HImode and V16QImode vectors with the
11065 (VSX_SPLAT_COUNT): Likewise.
11066 (VSX_SPLAT_SUFFIX): Likewise.
11067 (UNSPEC_VSX_VEC_INIT): New unspec.
11068 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
11069 Allow SFmode values to come from Altivec registers.
11070 (vsx_init_v4si): New insn/split for V4SImode vector initialization
11071 on 64-bit systems with direct move.
11072 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
11073 vector initializations, to allow V4SImode vector initializations
11074 on 64-bit systems with direct move.
11075 (vsx_splat_v4si): Likewise.
11076 (vsx_splat_v4si_di): Likewise.
11077 (vsx_splat_v4sf): Likewise.
11078 (vsx_splat_v4sf_internal): Likewise.
11079 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
11081 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
11082 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
11083 initializing V8HImode and V16QImode vectors with the same
11085 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
11086 optimization if -maltivec=be.
11088 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
11090 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
11091 attribute for alternatives 3 and 4.
11093 2016-08-23 David Malcolm <dmalcolm@redhat.com>
11095 * selftest.c (selftest::assert_str_contains): New function.
11096 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
11097 * selftest.h (selftest::assert_str_contains): New decl.
11098 (ASSERT_STR_CONTAINS): New macro.
11100 2016-08-23 Richard Biener <rguenther@suse.de>
11102 PR tree-optimization/77286
11103 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
11105 (vect_transform_loop): Split exit edges of loop and scalar
11106 loop if required and at the appropriate time.
11108 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11110 * explow.c (get_dynamic_stack_size): Take known alignment of stack
11111 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
11113 Correct a typo in a comment.
11115 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11117 * config/s390/s390.md ("*andc_split"): New splitter for and with
11120 2016-08-23 Richard Biener <rguenther@suse.de>
11122 PR tree-optimization/27336
11123 * tree-vrp.c (infer_value_range): Handle stmts that can throw
11124 by looking for a non-EH edge.
11125 (process_assert_insertions_for): Likewise.
11127 2016-08-23 Richard Biener <rguenther@suse.de>
11129 PR middle-end/77305
11130 * statistics.c (statistics_counter_event): Robustify against
11133 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11135 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
11136 for targets amdfam10 and barcelona.
11138 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
11141 (zero_extend<mode>di2): Ditto.
11142 (*zero_extend<mode>si2): Ditto.
11143 (*zero_extendqihi2): Ditto.
11145 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11147 PR middle-end/77269
11148 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
11149 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
11151 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
11153 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
11154 identical consecutive elements.
11155 [SSA_NAME]: Print the name's def stmt on its own line. When printing
11156 the node's def stmt, avoid printing an unwanted trailing newline by
11157 replacing the call to print_gimple_stmt() with its inlined body and
11158 adjusting it to not set pp_needs_newline and to call pp_flush()
11159 instead of pp_newline_and_flush().
11161 2016-08-22 Joseph Myers <joseph@codesourcery.com>
11163 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
11164 (float32_type_node, float64_type_node, float32x_type_node)
11165 (float128x_type_node): New macros.
11166 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
11167 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
11168 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
11169 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
11170 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
11171 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
11172 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
11173 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
11174 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
11175 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
11176 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
11177 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
11178 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
11179 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
11180 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
11181 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
11182 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
11183 (copysign, fabs, huge_val, inf, nan, nans): Use it.
11184 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
11186 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
11187 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
11188 * doc/extend.texi (Other Builtins): Document these built-in
11190 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
11193 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
11195 * doc/install.texi (Binaries): www.opencsw.org now uses https.
11197 2016-08-22 Richard Biener <rguenther@suse.de>
11199 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
11201 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
11204 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
11205 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
11206 non-SSE2 athlons only, otherwise prefer SSE prefetches.
11208 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11210 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
11211 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
11212 (vrp_visit_switch_stmt): Likewise.
11213 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
11214 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
11215 (vrp_visit_stmt): Use extract_range_from_stmt.
11216 (vrp_visit_phi_node): Use extract_range_from_phi_node.
11218 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11220 * Makefile.in: Add tree-vrp.h to GTFILES.
11221 * gengtype.c (open_base_files): Add tree-vrp.h.
11222 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
11223 * builtins.c: Likewise.
11224 * fold-const.c: Likewise.
11225 * gimple-builder.c: Likewise.
11226 * gimple-laddress.c: Likewise.
11227 * hsa-gen.c: Likewise.
11228 * internal-fn.c: Likewise.
11230 * targhooks.c: Liewise,
11231 * tree-ssa-address.c: Likewise.
11232 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
11233 * tree-vrp.c (struct value_range): Move to tree-vrp.h
11234 * tree-vrp.h: New file.
11236 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11238 PR tree-optimization/61839
11239 * tree-vrp.c (two_valued_val_range_p): New.
11240 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
11241 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
11242 Also Convert VAR BINOP CST where VAR is two-valued to
11243 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
11245 2016-08-19 David Malcolm <dmalcolm@redhat.com>
11247 * diagnostic-show-locus.c
11248 (layout::annotation_line_showed_range_p): New method.
11249 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
11250 Reimplement case fixit_hint::REPLACE to cover removals, and
11251 replacements where the range of the replacement isn't one
11252 of the ranges in the rich_location.
11253 (test_one_liner_fixit_replace): Likewise.
11254 (selftest::test_one_liner_fixit_replace_non_equal_range): New
11256 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
11258 (selftest::test_diagnostic_show_locus_one_liner): Call the new
11260 * diagnostic.c (print_parseable_fixits): Remove case
11261 fixit_hint::REMOVE.
11263 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
11266 * config/i386/i386.c (ix86_option_override_internal): Remove
11267 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
11268 Enable SSE prefetch also for TARGET_PREFETCHWT1.
11269 Do not try to enable TARGET_PRFCHW ISA flag here.
11270 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
11271 Rewrite expander function body.
11272 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
11274 2016-08-19 Joseph Myers <joseph@codesourcery.com>
11277 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
11278 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
11279 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
11280 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
11281 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
11282 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
11283 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
11284 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
11285 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
11287 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
11289 (struct floatn_type_info): New structure type.
11290 (floatn_nx_types): New variable declaration.
11291 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
11292 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
11293 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
11294 * tree.c (floatn_nx_types): New variable.
11295 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
11296 corresponding complex types.
11297 * target.def (floatn_mode): New hook.
11298 * targhooks.c: Include "real.h".
11299 (default_floatn_mode): New function.
11300 * targhooks.h (default_floatn_mode): New prototype.
11301 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
11303 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
11304 effective-target and dg-add-options keywords.
11305 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
11306 Document new effective-target keywords.
11307 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
11308 * doc/tm.texi: Regenerate.
11309 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
11310 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
11311 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
11313 * real.h (struct real_format): Add field ieee_bits.
11314 * real.c (ieee_single_format, mips_single_format)
11315 (motorola_single_format, spu_single_format, ieee_double_format)
11316 (mips_double_format, motorola_double_format)
11317 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
11318 (ieee_extended_intel_128_format)
11319 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
11320 (mips_extended_format, ieee_quad_format, mips_quad_format)
11321 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
11322 (decimal_double_format, decimal_quad_format, ieee_half_format)
11323 (arm_half_format, real_internal_format: Initialize ieee_bits
11325 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
11326 float128_type_node. Set float80_type_node to float64x_type_node
11327 if appropriate and long_double_type_node not appropriate.
11328 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
11329 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
11330 Initialize ieee_bits field.
11331 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
11332 (rs6000_init_builtins): Set ieee128_float_type_node to
11333 float128_type_node.
11334 (rs6000_floatn_mode): New function.
11336 2016-08-19 Jakub Jelinek <jakub@redhat.com>
11338 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
11339 _rdseed64_step): Uglify argument names and/or local variable names
11340 in inline functions.
11341 * config/i386/rtmintrin.h (_xabort): Likewise.
11342 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
11343 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
11344 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
11345 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
11346 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
11347 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
11348 _mm_maskz_ternarylogic_epi32): Likewise.
11349 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
11350 __lwpins32, __lwpins64): Likewise.
11351 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
11352 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
11353 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
11354 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
11355 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
11356 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
11357 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
11358 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
11359 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
11360 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
11361 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
11362 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
11363 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
11364 _mm256_mask_i64gather_epi32): Likewise.
11365 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11366 * config/i386/ia32intrin.h (__writeeflags): Likewise.
11367 * config/i386/pkuintrin.h (_wrpkru): Likewise.
11368 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
11369 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
11370 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
11371 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
11372 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
11373 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
11374 _mm512_mask_prefetch_i64scatter_ps): Likewise.
11375 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
11376 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
11377 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
11378 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
11379 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
11380 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
11381 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
11382 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
11384 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
11386 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
11387 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
11389 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
11390 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
11392 (_rdpkru_u32): Add space after function name.
11394 * config/i386/t-i386 (i386-c.o): Don't depend on
11395 i386-builtin-types.inc.
11396 (i386.o): Depend on i386-builtin-types.inc.
11398 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
11401 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
11402 Use const_vec_duplicate to check for duplicated elements.
11404 2016-08-19 Richard Biener <rguenther@suse.de>
11406 PR tree-optimization/77290
11407 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11408 Fix flag_tree_parallelize_loops check.
11410 2016-08-19 Richard Biener <rguenther@suse.de>
11412 * match.pd (x | 0 -> x): Add.
11414 2016-08-19 Richard Biener <rguenther@suse.de>
11416 PR tree-optimization/77286
11417 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11418 Deal with virtual PHIs being out-of-order.
11420 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11422 * doc/invoke.texi (fverbose-asm): Note that source code lines
11423 are emitted, and provide an example.
11424 * final.c (asm_show_source): New function.
11425 (final_scan_insn): Call asm_show_source.
11427 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11429 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
11430 param with diagnostic_kind.
11431 (class colorizer): Similarly replace field m_diagnostic with
11433 (colorizer::colorizer): Replace diagnostic
11434 param with diagnostic_kind.
11435 (colorizer::begin_state): Update for above field change.
11436 (layout::layout): Replace diagnostic param with rich_location *
11437 and diagnostic_kind.
11438 (diagnostic_show_locus): Replace diagnostic param with richloc
11439 and diagnostic_kind.
11440 (class selftest::test_diagnostic_context): New class.
11441 (selftest::test_diagnostic_show_locus_unknown_location): New
11443 (selftest::test_one_liner_simple_caret): New function.
11444 (selftest::test_one_liner_caret_and_range): New function.
11445 (selftest::test_one_liner_multiple_carets_and_ranges): New
11447 (selftest::test_one_liner_fixit_remove): New function.
11448 (selftest::test_one_liner_fixit_replace): New function.
11449 (selftest::test_diagnostic_show_locus_one_liner): New function.
11450 (selftest::diagnostic_show_locus_c_tests): Call the new test
11452 * diagnostic.c (diagnostic_initialize): Initialize
11453 colorize_source_p, show_ruler_p and parseable_fixits_p.
11454 (default_diagnostic_finalizer): Update for change to
11455 diagnostic_show_locus.
11456 (diagnostic_append_note): Likewise.
11457 * diagnostic.h (diagnostic_show_locus): Replace
11458 const diagnostic_info * param with location * and diagnostic_t.
11460 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11462 * input.c (saved_line_table): New global.
11463 (class selftest::temp_line_table): Rename to line_table_test and
11464 move declaration to selftest.h, and drop field m_old_line_table.
11465 (selftest::temp_line_table::temp_line_table): Rename ctor to...
11466 (selftest::line_table_test::line_table_test): ...this. Add a
11467 default ctor. Store current value of line_table within
11469 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
11470 (selftest::line_table_test::~line_table_test): ...this, and
11471 restore line_table from the saved_line_table, rather than
11473 (selftest::test_accessing_ordinary_linemaps): Update for above
11475 (selftest::test_lexer): Likewise.
11476 (struct selftest::lexer_test): Likewise.
11477 (selftest::lexer_test::lexer_test): Likewise.
11478 (selftest::input_c_tests): Move the looping over test cases from
11480 (selftest::for_each_line_table_case): New function.
11481 * input.h (saved_line_table): New decl.
11482 * selftest.h (struct selftest::line_table_case): New forward decl.
11483 (class selftest::line_table_test): New class, moved here from
11484 selftest::temp_line_table in input.c, and renamed.
11485 (selftest::for_each_line_table_case): New decl.
11487 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
11490 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
11492 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
11494 PR middle-end/70895
11495 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
11496 enclosing parallel construct for reduction variables on OpenACC loop
11499 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
11501 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
11502 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
11504 (function_to_dwarf_procedure): Update comment.
11506 2016-08-18 David Malcolm <dmalcolm@redhat.com>
11508 * input.c (diagnostics_file_cache_forcibly_evict_file): New
11510 * input.h (diagnostics_file_cache_forcibly_evict_file): New
11512 * selftest.c (selftest::temp_source_file::~temp_source_file):
11513 Evict m_filename from the diagnostic file cache.
11515 2016-08-18 Richard Biener <rguenther@suse.de>
11517 * tree-pass.h (make_pass_materialize_all_clones): Declare.
11518 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
11519 make_pass_materialize_all_clones): New simple IPA pass encapsulating
11520 clone materialization.
11521 * passes.def (all_late_ipa_passes): Start with
11522 pass_materialize_all_clones.
11523 * cgraphunit.c (symbol_table::compile): Remove call to
11524 materialize_all_clones.
11525 * tree-into-ssa.c: Include statistics.h.
11526 (update_ssa): Count number of times we do incremental/rewrite
11529 2016-08-18 Richard Biener <rguenther@suse.de>
11531 PR tree-optimization/77282
11532 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11533 When doing auto-parallelizing also prevent use of PHIs that
11534 carry dependences across loop backedges.
11536 2016-08-18 Tamar Christina <tamar.christina@arm.com>
11537 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11539 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
11541 2016-08-18 Richard Biener <rguenther@suse.de>
11543 * ssa-iterators.h (ssa_vuse_operand): New inline.
11544 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
11545 (predicate_all_scalar_phis): Use remove_phi_node to remove
11546 phi nodes predicated. Delay removing virtual PHIs.
11547 (predicate_mem_writes): Update virtual operands.
11548 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
11549 (tree_if_conversion): Do not rewrite virtual SSA form.
11550 * tree-phinodes.c (release_phi_node): Make static.
11551 * tree-phinodes.h (release_phi_node): Remove.
11553 2016-08-18 Jakub Jelinek <jakub@redhat.com>
11555 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
11556 codes that appear in bdesc_* arrays, instead include i386-builtin.def
11557 twice to define those.
11558 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
11559 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
11560 bdesc_multi_arg): Define by including i386-builtin.def the third time.
11561 * config/i386/i386-builtin.def: New file.
11563 2016-08-17 David Malcolm <dmalcolm@redhat.com>
11565 * input.c (get_source_range_for_char): Rename to...
11566 (selftest::get_source_range_for_char): ...this, and move within
11567 the #if CHECKING_P guard.
11568 (get_num_source_ranges_for_substring): Rename to...
11569 (selftest::get_num_source_ranges_for_substring): ...this, move
11570 within the #if CHECKING_P guard, and make static.
11571 (selftest::assert_num_substring_ranges): Initialize
11574 2016-08-18 Alan Modra <amodra@gmail.com>
11576 PR rtl-optimization/72771
11577 * reload.c (find_reloads): Don't assume that a subreg mem is OK
11578 when find_reloads_toplev returns address_reloaded==-1.
11579 (alternative_allows_const_pool_ref): Update comment.
11581 2015-08-17 Alan Hayward <alan.hayward@arm.com>
11583 PR tree-optimization/71752
11584 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
11585 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
11587 2016-08-17 Jakub Jelinek <jakub@redhat.com>
11589 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
11590 instead of testing ECF_NORETURN bit in gimple_call_flags.
11591 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
11592 * predict.c (tree_bb_level_predictions): Likewise.
11593 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
11595 PR middle-end/77259
11596 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
11597 turning a call into __builtin_unreachable-like noreturn call, adjust
11598 gimple_call_set_fntype.
11599 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
11600 gimple_call_fntype has void return type.
11602 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
11604 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
11605 maybe_lookup_decl, to handle nested acc loop directives.
11607 2016-08-17 Richard Biener <rguenther@suse.de>
11609 PR tree-optimization/76490
11610 * tree-vrp.c (update_value_range): Preserve overflow infinities
11611 when intersecting with ranges from get_range_info.
11612 (operand_less_p): Handle overflow infinities correctly.
11613 (value_range_constant_singleton): Use vrp_operand_equal_p
11614 to handle overflow max/min correctly.
11615 (vrp_valueize): Likewise.
11616 (union_ranges): Likewise.
11617 (intersect_ranges): Likewise.
11618 (vrp_visit_phi_node): Improve iteration limitation to only
11619 apply when we'll possibly re-visit the PHI via a changed argument
11622 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
11624 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
11625 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
11626 rather than those that should not be built.
11628 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
11631 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
11633 2016-08-17 Richard Biener <rguenther@suse.de>
11635 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
11636 (verify_vssa): New function verifying virtual SSA form.
11637 (verify_ssa): Call it.
11638 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
11639 Do not apply loop-closed SSA handling to virtuals.
11640 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
11641 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
11642 when rewriting their symbol.
11643 (prepare_def_site_for): Likewise.
11644 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
11645 operands of moved stmts.
11647 2016-08-17 Richard Biener <rguenther@suse.de>
11649 PR tree-optimization/23855
11650 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
11651 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
11652 find guards to hoist. Do not update SSA form but rewrite virtuals
11653 into loop closed SSA.
11654 (find_loop_guard): Adjust to skip already hoisted guards. Do
11655 not mark virtuals for renaming or update SSA form.
11657 2016-08-17 Martin Liska <mliska@suse.cz>
11659 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
11660 a LONG_LONG_TYPE_SIZE comparison.
11661 * gcov-io.h: Remove macro definitions.
11662 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
11663 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
11666 2016-08-16 Jakub Jelinek <jakub@redhat.com>
11668 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
11669 that builtins not mentioned in bdesc_* arrays come first, then
11670 the ones mentioned in bdesc_* arrays in the order they appear in
11671 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
11672 IX86_BUILTIN__BDESC_*_LAST enumerator.
11673 (bdesc_mpx): Fix up a comment typo.
11674 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
11675 __builtin_ia32_vpcomneu[bwdq] builtins.
11676 (BDESC_VERIFY, BDESC_VERIFYS): Define.
11677 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
11678 enum ix86_builtins ordering.
11679 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
11680 for direct bdesc_* array member access instead of searching all the
11681 arrays until an fcode match is found.
11683 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
11685 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
11686 pattern as define_insn_and_split. Split insn before reload to
11688 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
11689 <shift_insn><mode>3_1.
11690 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
11691 <rotate_insn><mode>3_1.
11693 2016-08-16 David Malcolm <dmalcolm@redhat.com>
11696 * input.c (get_source_range_for_substring): Rename to...
11697 (get_source_location_for_substring): ...this, adding param
11698 "caret_idx", and converting output param from source_range * to
11700 (get_source_range_for_char): New function.
11701 (get_num_source_ranges_for_substring): Update comment to reflect
11703 (assert_char_at_range): Update to use get_source_range_for_char
11704 rather than get_source_range_for_substring.
11705 (test_lexer_string_locations_concatenation_2): Likewise.
11706 * substring-locations.h (get_source_range_for_substring): Rename
11708 (get_source_location_for_substring): ...this, and adding param
11709 "caret_idx", and converting output param from source_range * to
11712 2016-08-16 David Malcolm <dmalcolm@redhat.com>
11714 * input.c (class selftest::temp_source_file): Move to
11716 (selftest::temp_source_file::temp_source_file): Move to
11718 (selftest::temp_source_file::~temp_source_file): Likewise.
11719 * selftest.c (selftest::temp_source_file::temp_source_file): Move
11721 (selftest::temp_source_file::~temp_source_file): Likewise.
11722 * selftest.h (class selftest::temp_source_file): Move here from
11725 2016-08-16 Jakub Jelinek <jakub@redhat.com>
11728 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
11729 inlining, add cgraph edge for the added __builtin_unreachable call.
11731 PR middle-end/67485
11732 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
11733 only cast it to SHWI for the final comparison.
11735 2016-08-16 Martin Liska <mliska@suse.cz>
11737 PR gcov-profile/36412
11738 * doc/gcov.texi: Document --hash-filenames(-x).
11739 * gcov.c (print_usage): Add the option.
11740 (process_args): Process the option, sort options alphabetically.
11741 (md5sum_to_hex): New function.
11742 (make_gcov_file_name): Do the md5sum and append it to a
11745 2016-08-16 Bin Cheng <bin.cheng@arm.com>
11747 PR tree-optimization/69848
11748 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
11749 and swtich operands to avoid additional NOT instruction.
11750 (vcond<v_cmp_mixed><mode>): Ditto.
11751 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
11753 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
11755 * doc/install.texi (*-*-solaris2*): Adjust latest change.
11757 2016-08-16 Richard Biener <rguenther@suse.de>
11759 PR tree-optimization/76783
11760 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
11761 BB visited flags at start.
11763 2016-08-16 Bin Cheng <bin.cheng@arm.com>
11765 PR tree-optimization/72817
11766 PR tree-optimization/73450
11767 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
11768 multiple_of_p for adjusted IV.base.
11770 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
11773 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
11774 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
11775 for !flag_finite_math_only or flag_signed_zeros.
11776 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
11777 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
11778 depend on flag_finite_math_only.
11779 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
11781 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
11782 (*ieee_smin<mode>3): Ditto.
11783 (*ieee_smax<mode>3): Ditto.
11784 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
11785 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
11787 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
11788 depend on flag_finite_math_only.
11789 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
11790 (*mmx_<code>v2sf3): Remove.
11791 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
11792 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
11793 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
11795 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
11797 PR rtl-optimization/73650
11798 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
11799 it is not a simple move.
11801 2016-08-15 Martin Liska <mliska@suse.cz>
11804 * gcc.c (do_spec_1): Call save_string with the right size.
11805 (save_string): Do an assert about string we copy.
11807 2016-08-15 Richard Biener <rguenther@suse.de>
11809 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
11810 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
11812 (pass_data_stv): Likewise.
11814 2016-08-15 Richard Biener <rguenther@suse.de>
11816 PR tree-optimization/73434
11817 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
11818 TBAA info on the base when forwarding a non-invariant address.
11820 2016-08-15 Jakub Jelinek <jakub@redhat.com>
11822 * dwarf2out.c (struct checksum_attributes): Add
11823 at_string_length_bit_size and at_string_length_byte_size fields.
11824 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
11825 and DW_AT_string_length_byte_size.
11826 (die_checksum_ordered): Handle at_string_length_bit_size and
11827 at_string_length_byte_size.
11828 (gen_array_type_die): For dwarf_version >= 5 emit
11829 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
11830 (adjust_string_types): For dwarf_version >= 5 remove
11831 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
11832 (resolve_addr): Likewise.
11835 * dwarf2out.c (string_types): New variable.
11836 (gen_array_type_die): Change early_dwarf handling of
11837 DW_AT_string_length, create DW_OP_call4 referencing the
11838 length var temporarily. Handle parameters that are pointers
11840 (adjust_string_types): New function.
11841 (gen_subprogram_die): Temporarily set string_types to local var,
11842 call adjust_string_types if needed.
11843 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
11845 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
11847 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
11849 * doc/install.texi (*-*-solaris2*): Fix version number and document
11850 requirement on GNU make for building libjava with the Solaris linker.
11852 2016-08-15 Martin Liska <mliska@suse.cz>
11853 Jakub Jelinek <jakub@redhat.com>
11855 PR tree-optimization/72824
11856 * tree-loop-distribution.c (const_with_all_bytes_same)
11857 <case VECTOR_CST>: Fix a typo.
11859 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
11862 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
11863 Renamed from _mm512_undefined_si512.
11864 (_mm_undefined_si512): New definition.
11866 2016-08-13 Richard Biener <rguenther@suse.de>
11868 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
11869 into PHIs and update the lattice for its def.
11871 2016-08-12 Jakub Jelinek <jakub@redhat.com>
11874 * ubsan.c (instrument_si_overflow): Pass true instead of false
11876 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
11877 of bbs. Return TODO_cleanup_cfg if any returned true.
11879 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11881 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
11882 ISA 3.0 MTVSRDD instruction.
11883 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
11886 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
11888 PR tree-optimization/71083
11889 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
11890 bitfield access when possible.
11892 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
11894 PR middle-end/71654
11895 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
11896 sign-changing cast from a shorter unsigned type to a wider
11899 2016-08-12 Jakub Jelinek <jakub@redhat.com>
11901 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
11902 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
11903 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
11905 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11907 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
11908 Correct costs for vec_construct.
11910 2016-08-12 Bin Cheng <bin.cheng@arm.com>
11912 PR tree-optimization/69848
11913 * tree-vectorizer.h (enum vect_def_type): New condition reduction
11914 type CONST_COND_REDUCTION.
11915 * tree-vect-loop.c (vectorizable_reduction): Support new condition
11916 reudction type CONST_COND_REDUCTION.
11918 2016-08-12 Richard Biener <rguenther@suse.de>
11920 PR tree-optimization/57326
11921 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
11922 returning an SSA name.
11923 (phi_translate_1): When fully_constant_expression returns a NAME
11924 make sure we have a leader for it.
11926 2016-08-12 Martin Liska <mliska@suse.cz>
11927 Adam Fineman <afineman@afineman.com>
11929 * gcov.c (process_file): Create .gcov file when .gcda
11932 2016-08-12 Marek Polacek <polacek@redhat.com>
11935 * alias.c (find_base_value): Adjust fall through comment.
11936 * cfgexpand.c (expand_debug_expr): Likewise.
11937 * combine.c (find_split_point): Likewise.
11938 (expand_compound_operation): Likewise. Add FALLTHRU.
11939 (make_compound_operation): Adjust fall through comment.
11940 (canon_reg_for_combine): Add FALLTHRU.
11941 (force_to_mode): Adjust fall through comment.
11942 (simplify_shift_const_1): Likewise.
11943 (simplify_comparison): Likewise.
11944 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
11946 * config/aarch64/predicates.md: Likewise.
11947 * config/i386/i386.c (function_arg_advance_32): Likewise.
11948 (ix86_gimplify_va_arg): Likewise.
11949 (print_reg): Likewise.
11950 (ix86_print_operand): Likewise.
11951 (ix86_build_const_vector): Likewise.
11952 (ix86_expand_branch): Likewise.
11953 (ix86_sched_init_global): Adjust fall through comment.
11954 (ix86_expand_args_builtin): Add FALLTHRU.
11955 (ix86_expand_builtin): Likewise.
11956 (ix86_expand_vector_init_one_var): Likewise.
11957 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
11958 (rs6000_adjust_cost): Likewise.
11959 (insn_must_be_first_in_group): Likewise.
11960 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
11961 * dbxout.c (dbxout_symbol): Adjust fall through comment.
11962 * df-scan.c (df_uses_record): Likewise.
11963 * dojump.c (do_jump): Add FALLTHRU.
11964 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
11966 (resolve_args_picking_1): Adjust fall through comment.
11967 (loc_list_from_tree_1): Likewise.
11968 * expmed.c (make_tree): Likewise.
11969 * expr.c (expand_expr_real_2): Add FALLTHRU.
11970 (expand_expr_real_1): Likewise. Adjust fall through comment.
11971 * fold-const.c (const_binop): Adjust fall through comment.
11972 (fold_truth_not_expr): Likewise.
11973 (fold_cond_expr_with_comparison): Add FALLTHRU.
11974 (fold_binary_loc): Likewise.
11975 (contains_label_1): Adjust fall through comment.
11976 (multiple_of_p): Likewise.
11977 * gcov-tool.c (process_args): Add FALLTHRU.
11978 * genattrtab.c (check_attr_test): Likewise.
11979 (write_test_expr): Likewise.
11980 * genconfig.c (walk_insn_part): Likewise.
11981 * genpreds.c (validate_exp): Adjust fall through comment.
11982 (needs_variable): Likewise.
11983 * gensupport.c (get_alternatives_number): Add FALLTHRU.
11984 (subst_dup): Likewise.
11985 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
11986 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
11987 (gimplify_scan_omp_clauses): Add FALLTHRU.
11988 (goa_stabilize_expr): Likewise.
11989 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
11991 * hsa-gen.c (get_address_from_value): Likewise.
11992 * ipa-icf.c (sem_function::hash_stmt): Likewise.
11993 * ira.c (ira_setup_alts): Add FALLTHRU.
11994 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
11996 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
11997 * opts.c (common_handle_option): Likewise.
11998 * read-rtl.c (read_rtx_code): Likewise.
11999 * real.c (round_for_format): Likewise.
12000 * recog.c (asm_operand_ok): Likewise.
12001 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
12002 * reload1.c (set_label_offsets): Likewise.
12003 (eliminate_regs_1): Likewise.
12004 (reload_reg_reaches_end_p): Likewise.
12005 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
12006 (rtx_cost): Likewise.
12007 * sched-rgn.c (is_exception_free): Likewise.
12008 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
12009 * stor-layout.c (int_mode_for_mode): Likewise.
12010 * toplev.c (print_to_asm_out_file): Likewise.
12011 (print_to_stderr): Likewise.
12012 * tree-cfg.c (gimple_verify_flow_info): Likewise.
12013 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
12014 (chrec_fold_multiply): Likewise.
12015 (evolution_function_is_invariant_rec_p): Likewise.
12016 (for_each_scev_op): Likewise.
12017 * tree-data-ref.c (siv_subscript_p): Likewise.
12018 (get_references_in_stmt): Likewise.
12019 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
12020 (substitute_in_expr): Likewise.
12021 (type_cache_hasher::equal): Likewise.
12022 (walk_type_fields): Likewise.
12023 * var-tracking.c (adjust_mems): Add FALLTHRU.
12024 (set_dv_changed): Adjust fall through comment.
12025 * varasm.c (default_function_section): Add FALLTHRU.
12027 2016-08-12 Marek Polacek <polacek@redhat.com>
12030 * tree-complex.c (expand_complex_division): Add missing break.
12032 2016-08-12 Richard Biener <rguenther@suse.de>
12034 * passes.c (execute_todo): Do not push/pop TV_TODO.
12035 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
12036 (execute_one_pass): Likewise.
12037 * common.opt (ftime-report-details): New switch.
12038 * doc/invoke.texi (ftime-report-details): Document.
12039 * timevar.h (timer::print_row): Adjust signature.
12040 (timer::all_zero): New static helper.
12041 (timer::child_map_t): New typedef.
12042 (timer::time_var_def): Add children field.
12043 * timevar.c (timer::named_items::print): Adjust.
12044 (timer::~timer): Free timevar recorded children.
12045 (timer::pop_internal): When -ftime-report-details record
12046 time spent in sub-timevars.
12047 (timer::print_row): Adjust.
12048 (timer::print): Print sub-timevar stats, use all_zero.
12049 * timevar.def (TV_TODO): Remove.
12051 2016-08-12 Richard Biener <rguenther@suse.de>
12053 PR tree-optimization/72851
12054 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
12055 worklists to use bitmaps indexed in execution order.
12056 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
12057 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
12058 (cfg_blocks): Make a bitmap.
12059 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
12061 (cfg_blocks_empty_p): Adjust.
12062 (cfg_blocks_add): Likewise.
12063 (cfg_blocks_get): Likewise.
12064 (add_ssa_edge): Likewise.
12065 (add_control_edge): Likewise.
12066 (simulate_stmt): Likewise.
12067 (process_ssa_edge_worklist): Likewise.
12068 (simulate_block): Likewise.
12069 (ssa_prop_init): Compute PRE order and stmt UIDs.
12070 (ssa_prop_fini): Adjust.
12071 (ssa_propagate): Adjust.
12073 2016-08-12 Richard Biener <rguenther@suse.de>
12075 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
12076 the currently executable edges have fixed ranges. Always
12077 go through update_value_range.
12079 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
12083 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
12084 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
12085 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
12086 (LANG_HOOKS_DECLS): Add it.
12087 * langhooks.h (struct lang_hooks_for_decls): Add
12088 function_decl_defaulted. Const_tree-ify
12089 function_decl_explicit_p and function_decl_deleted_p.
12090 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
12091 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
12092 also at strict DWARF v5.
12095 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
12096 TYPE_QUAL_CONST in reference-typed decls.
12099 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
12100 in DW_OP_pieces, just enough to handle pointers to member
12102 (gen_remaining_tmpl_value_param_die_attribute): Use a location
12103 expression on DWARFv5 if a constant value doesn't work.
12105 2016-08-11 David Malcolm <dmalcolm@redhat.com>
12107 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
12108 * selftest.c (selftest::test_assertions): New function.
12109 (selftest::selftest_c_tests): New function.
12110 * selftest.h (selftest::selftest_c_tests): New declaration.
12112 2016-08-11 Richard Biener <rguenther@suse.de>
12113 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12115 PR rtl-optimization/72855
12116 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
12118 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12121 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
12122 (vsx_store_<mode>): Likewise.
12124 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12126 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
12127 TImode CONST_WIDE_INT store.
12128 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
12130 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
12132 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
12133 mode if unaligned SSE load and store are optimal.
12135 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12137 PR tree-optimization/71083
12138 * tree-predcom.c (ref_at_iteration): Correctly align the
12141 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12143 * config/s390/s390-builtin-types.def: Add INT128 types.
12144 * config/s390/s390-builtins.def: Add INT128 variants for the add
12145 sub low-level builtins dealing with TImode.
12146 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
12147 via subreg when expanding a builtin.
12148 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
12149 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
12151 * config/s390/vecintrin.h: Adjust builtin names accordingly.
12152 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
12153 ("vec_addc<mode>", "vec_addc_u128"): Merge to
12154 "vacc<bhfgq>_<mode>".
12155 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
12156 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
12157 ("vec_subc<mode>", "vec_subc_u128"): Merge to
12158 "vscbi<bhfgq>_<mode>".
12159 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
12160 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
12162 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12164 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
12166 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12168 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
12169 unused declaration.
12170 (vcond<v_cmp_mixed><mode>): Ditto.
12171 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
12173 2016-08-11 Bin Cheng <bin.cheng@arm.com>
12175 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
12176 variable explicitly, also assert on it before use.
12178 2016-08-11 Richard Biener <rguenther@suse.de>
12180 PR tree-optimization/72772
12181 * cfgloopmanip.c (create_preheader): Use split_edge if there
12182 is a single loop entry, avoiding degenerate PHIs.
12184 2016-08-11 Richard Biener <rguenther@suse.de>
12186 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
12187 unconditional TODO_cleanup_cfg.
12188 (pass_thread_jumps::execute): Initialize loops, perform a CFG
12189 cleanup only if we threaded a jump.
12191 2016-08-11 Alan Modra <amodra@gmail.com>
12194 * lra-constraints.c (simplify_operand_subreg): Allow subreg
12195 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
12196 slow. Emit two reloads for slow mem case, first loading in
12197 fast innermode, then converting to required mode.
12199 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
12201 * config/rs6000/altivec.h (vec_extract_exp): New macro.
12202 (vec_extract_sig): New macro.
12203 (vec_insert_exp): New macro.
12204 (vec_test_data_class): New macro.
12205 (scalar_extract_exp): New macro.
12206 (scalar_extract_sig): New macro.
12207 (scalar_insert_exp): New macro.
12208 (scalar_test_data_class): New macro.
12209 (scalar_test_neg): New macro.
12210 (scalar_cmp_exp_gt): New macro.
12211 (scalar_cmp_exp_lt): New macro.
12212 (scalar_cmp_exp_eq): New macro.
12213 (scalar_cmp_exp_unordered): New macro.
12214 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
12215 to enforce constraint that operand is a 7-bit unsigned literal.
12216 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
12217 for power9 built-ins.
12218 (BU_P9V_VSX_2): Likewise.
12219 (BU_P9V_64BIT_VSX_2): Likewise.
12220 (VSEEDP): Add scalar extract exponent support.
12221 (VSEESP): Add scalar extract signature support.
12222 (VSTDCNDP): Add scalar test negative support.
12223 (VSTDCNSP): Likewise.
12224 (VSIEDP): Add scalar insert exponent support.
12225 (VSCEDPGT): Add scalar compare exponent greater than support.
12226 (VSCEDPLT): Add scalar compare exponent less than support.
12227 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
12228 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
12229 (VSTDCDP): Add scalar test data class support.
12230 (VSTDCSP): Likewise.
12231 (VSEEDP): Add overload support for scalar extract exponent
12233 (VSESDP): Add overload support for scalar extract signature
12235 (VSTDCN): Add overload support for scalar test negative
12237 (VSTDCNDP): Add overload support for scalar test negative
12239 (VSTDCNSP): Add overload support for scalar test negative
12241 (VSIEDP): Add overload support for scalar insert exponent
12243 (VSTDC): Add overload support for scalar test data class
12245 (VSTDCDP): Add overload support for scalar test data class
12247 (VSTDCSP): Add overload support for scalar test data class
12249 (VSCEDPGT): Add overload support for scalar compare exponent
12250 greater than operation.
12251 (VSCEDPLT): Add overload support for scalar compare exponent
12252 less than operation.
12253 (VSCEDPEQ): Add overload support for scalar compare exponent
12254 test-for-equality operation.
12255 (VSCEDPUO): Add overload support for scalar compare exponent
12256 test-for-unordered operation.
12257 (VEEDP): Add vector extract exponent support.
12259 (VESDP): Add vector extract significand support.
12261 (VIEDP): Add vector insert exponent support.
12263 (VTDCDP): Add vector test data class support.
12264 (VTDCSP): Likewise.
12265 (VES): Add overload support for vector extract significand operation.
12268 (VEE): Add overload support for vector extract exponent operation.
12271 (VTDC): Add overload support for vector test data class operation.
12272 (VTDCDP): Likewise.
12273 (VTDCSP): Likewise.
12274 (VIE): Add overload support for vector insert exponent operation.
12277 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12278 overloaded binary floating point functions.
12279 (altivec_resolve_overloaded_builtin): Improve error messages to
12280 distinguish between functions not supported in the current
12281 compiler configuration and functions that were invoked with an
12282 invalid parameter combination, and include the built-in function
12283 name in both error messages.
12284 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
12286 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
12288 (rs6000_expand_binop_builtin): Add check to enforce that argument
12289 2 of the test data class operations is a 7-bit unsigned literal.
12290 (rs6000_invalid_builtin): Add code to issue an error message if a
12291 built-in function that requires the power9_vector and -m32
12292 command-line options is compiled without these options.
12293 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
12294 (UNSPEC_VSX_SXSIGDP): New value.
12295 (UNSPEC_VSX_SXSIGPDP): New value.
12296 (UNSPEC_VSX_SIEXPDP): New value.
12297 (UNSPEC_VSX_SCMPEXPDP): New value.
12298 (UNSPEC_VSX_STSTDC): New value.
12299 (UNSPEC_VSX_VXEXP): New value.
12300 (UNSPEC_VSX_VXSIG): New value.
12301 (UNSPEC_VSX_VIEXP): New value.
12302 (UNSPEC_VSX_VTSTDC): New value.
12303 (xsxexpdp): New insn for scalar extract exponent.
12304 (xsxsigdp): New insn for scalar extract significand.
12305 (xsiexpdp): New insn for scalar insert exponent.
12306 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
12307 (*xscmpexpdp): New insn for scalar compare exponents.
12308 (xststdc<Fvsx): New expansion for both single- and
12309 double-precision scalar test data class operations.
12310 (xststdcneg<Fvsx>): New expansion for both single- and
12311 double-precision scalar test for negative value operations.
12312 (*xststdc<Fvsx>): New insn for scalar test data class
12314 (xvxexp<VSs>): New insn for single- and double-precision
12315 vector extract exponent operation.
12316 (xvxsig<VSs>): New insn for single- and double-precision
12317 vector extract significand operation.
12318 (xviexp<VSs>): New insn for single- and double-precision
12319 vector insert exponent operation.
12320 (xvtstdc<VSs>): New insn for single- and double-precision
12321 vector test data class operation.
12322 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12323 built-in functions to represent the Power9 binary floating-point
12324 support instructions.
12326 2016-08-10 bin cheng <bin.cheng@arm.com>
12328 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
12330 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12331 Renlin Li <renlin.li@arm.com>
12332 Bin Cheng <bin.cheng@arm.com>
12334 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
12335 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
12336 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
12337 (aarch64_vcond_internal<mode><mode>): Delete pattern.
12338 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
12339 (vcond<v_cmp_result><mode>): Ditto.
12340 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
12341 (vcondu<mode><mode>): Ditto.
12342 (vcond<v_cmp_mixed><mode>): New pattern.
12343 (vcondu<mode><v_cmp_mixed>): New pattern.
12344 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
12345 of aarch64_vcond_internal.
12347 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
12348 Renlin Li <renlin.li@arm.com>
12349 Bin Cheng <bin.cheng@arm.com>
12351 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
12352 (vec_cmp<mode><v_cmp_result>): New pattern.
12353 (vec_cmpu<mode><mode>): New pattern.
12354 (vcond_mask_<mode><v_cmp_result>): New pattern.
12356 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12358 PR tree-optimization/71734
12359 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
12360 REF_LOOP, invoke ref_indep_loop_p_1.
12361 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
12362 to ref_indep_loop_p.
12363 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
12364 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
12365 is inside LOOP, do not cache dpendence value for loops with
12367 (ref_indep_loop_p_2): Delete function.
12368 (can_sm_ref_p): Pass LOOP as additional argument to
12371 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
12374 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
12375 being an offsettable address.
12377 2016-08-10 Martin Liska <mliska@suse.cz>
12379 PR gcov-profile/58306
12380 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
12381 atomic variants of profile update functions.
12383 2016-08-10 Martin Liska <mliska@suse.cz>
12385 Cherry picked (and modified) from google-4_7 branch
12386 2012-12-26 Rong Xu <xur@google.com>
12387 * common.opt (fprofile-update): Add new flag.
12388 * coretypes.h: Define enum profile_update.
12389 * doc/invoke.texi: Document -fprofile-update.
12390 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
12391 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
12392 * tree-profile.c (gimple_init_edge_profiler): Generate
12393 also atomic profiler update.
12394 (gimple_gen_edge_profiler): Likewise.
12396 2016-08-10 David Malcolm <dmalcolm@redhat.com>
12398 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
12399 stack_usage_file to NULL after fclose calls.
12401 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12404 * reload.c (push_reload): Compute subreg_in_class for
12405 subregs of constants and plus expressions. Remove special
12406 handling of SYMBOL_REFs.
12408 2016-08-10 Alan Modra <amodra@gmail.com>
12411 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
12412 SImode for TARGET_E500_DOUBLE when given SImode.
12414 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
12416 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
12417 unused variable __O.
12419 2016-08-09 Martin Liska <mliska@suse.cz>
12421 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
12422 _gcov_reset to __gcov_reset.
12423 * doc/gcov-tool.texi: Fix typo.
12425 2016-08-09 Martin Liska <mliska@suse.cz>
12427 * value-prof.c (gimple_divmod_values_to_profile): Do not
12428 instrument MOD histogram if a value is not a SSA name.
12430 2016-08-09 Martin Liska <mliska@suse.cz>
12432 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
12435 2016-08-09 Renlin Li <renlin.li@arm.com>
12437 PR middle-end/64971
12438 * calls.c (prepare_call_address): Convert funexp to Pmode when
12440 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
12441 (sibcall_value): Likewise.
12443 2016-08-09 Marek Polacek <polacek@redhat.com>
12446 * cselib.c (cselib_expand_value_rtx_1): Add return.
12447 * gengtype.c (dbgprint_count_type_at): Likewise.
12448 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
12449 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
12451 2016-08-09 Martin Jambor <mjambor@suse.cz>
12454 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
12455 if instance is a MEM_REF.
12457 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
12460 * config/i386/i386.md (*movtf_internal): Use
12461 lra_in_progress || reload_completed instead of !can_create_pseudo_p
12462 in the insn constraint.
12463 (*movxf_internal): Ditto.
12464 (*movdf_internal): Ditto.
12465 (*movsf_internal): Ditto.
12467 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12469 PR tree-optimization/72772
12470 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
12473 2016-08-09 Bin Cheng <bin.cheng@arm.com>
12475 PR tree-optimization/72772
12476 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
12478 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
12479 parameter STOP and update calls. Move expand_simple_operations
12480 function call from here...
12481 (simplify_using_initial_conditions): ...to here. Delete parameter
12483 (tree_simplify_using_condition): Delete parameter STOP.
12484 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
12485 simplify_using_initial_conditions.
12487 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
12490 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
12491 Use create_tmp_var_raw instead of create_tmp_var.
12493 2016-08-09 Richard Biener <rguenther@suse.de>
12495 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
12496 Treat same SSA names related.
12498 2016-08-09 Jakub Jelinek <jakub@redhat.com>
12500 PR tree-optimization/72824
12501 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
12502 real_zerop is not negative.
12504 2016-08-09 Richard Biener <rguenther@suse.de>
12506 PR tree-optimization/71802
12507 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
12508 all merge opportunities with the predecessor.
12510 2016-08-09 Richard Biener <rguenther@suse.de>
12513 * ipa-prop.c (ipa_modify_formal_parameters): Build
12514 parameter types with natural alignment also for the
12517 2016-08-08 Andi Kleen <ak@linux.intel.com>
12519 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
12521 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12524 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
12525 do-nothing langhook.
12526 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
12527 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
12528 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
12529 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
12531 2016-08-08 David Malcolm <dmalcolm@redhat.com>
12534 * input.c: Ensure that HAVE_ICONV is defined.
12536 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12538 PR middle-end/72781
12539 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
12540 private vars for lastprivate and for linear iterator.
12542 PR middle-end/68762
12543 * omp-simd-clone.c: Include varasm.h.
12544 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
12545 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
12546 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
12547 update function name.
12549 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12551 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
12552 (avr_diagnose_devicespecs_error): Remove.
12553 (avr_devicespecs_file): Remove composing absolute path for specfile
12554 and its verbose info. Remove conditions to check specs-file,
12556 2016-08-08 Jakub Jelinek <jakub@redhat.com>
12558 PR rtl-optimization/72821
12559 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
12560 just return false for them.
12562 2016-08-08 Alan Modra <amodra@gmail.com>
12565 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
12566 toc refs created during reload. Update function comment.
12568 2016-08-08 Alan Modra <amodra@gmail.com>
12571 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
12572 alternatives. Put loads first, then stores, and reg/reg moves
12573 within same class later. Delete attr length.
12575 2016-08-08 Alan Modra <amodra@gmail.com>
12578 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
12579 (mem_operand_ds_form): New predicate.
12580 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
12581 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
12582 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
12583 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
12584 (extendsfdf2_fpr): Replace o constraint with wY.
12586 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
12588 * tree-ssa-threadbackward.c: Include tree-inline.h
12589 (profitable_jump_thread_path): Use estimate_num_insns to estimate
12590 size of copied block; for cold paths reduce duplication.
12591 (find_jump_threads_backwards): Remove redundant tests.
12592 (pass_thread_jumps::gate): Enable for -Os.
12594 2016-08-07 Jakub Jelinek <jakub@redhat.com>
12597 * stor-layout.c (layout_decl): Fix up formatting.
12598 (relayout_decl): Allow DECL to be FIELD_DECL.
12600 2016-08-07 Alan Modra <amodra@gmail.com>
12602 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
12604 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12606 * data-streamer-in.c (streamer_read_wide_int): New.
12607 (streamer_read_widest_int): Renamed function.
12608 * data-streamer-out.c (streamer_write_wide_int): New
12609 (streamer_write_widest_int): Renamed function.
12610 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
12612 (input_cfg): Call renamed function.
12613 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
12615 (output_cfg): Call renamed function.
12616 * data-streamer.h: Add declarations.
12618 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12620 * tree-ssa-ccp.c (extend_mask): New param sgn.
12621 Remove ORing with wi::mask.
12622 (get_default_value): Adjust call to extend_mask to pass sign.
12623 (evaluate_stmt): Likewise.
12625 2016-08-06 Jakub Jelinek <jakub@redhat.com>
12627 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
12630 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12632 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
12633 transform if operand's type is pointer to function or method.
12635 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
12637 PR tree-optimization/18046
12638 * tree-ssa-threadedge.c: Include cfganal.h.
12639 (simplify_control_statement_condition): If simplifying a
12640 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
12641 with the dominating ASSERT_EXPR before handing it off to VRP.
12642 Mention that a CASE_LABEL_EXPR may be returned.
12643 (thread_around_empty_blocks): Adjust to handle
12644 simplify_control_statement_condition() returning a
12646 (thread_through_normal_block): Likewise.
12647 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
12648 a switch statement by trying to determine which case label
12651 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
12653 PR rtl-optimization/69847
12654 * lra-constraints.c (process_invariant_for_inheritance): Save
12655 pattern instead of src.
12656 (remove_inheritance_pseudos): Use the pattern. Add assert.
12658 2016-08-05 David Malcolm <dmalcolm@redhat.com>
12660 * input.c (string_concat::string_concat): New constructor.
12661 (string_concat_db::string_concat_db): New constructor.
12662 (string_concat_db::record_string_concatenation): New method.
12663 (string_concat_db::get_string_concatenation): New method.
12664 (string_concat_db::get_key_loc): New method.
12665 (class auto_cpp_string_vec): New class.
12666 (get_substring_ranges_for_loc): New function.
12667 (get_source_range_for_substring): New function.
12668 (get_num_source_ranges_for_substring): New function.
12669 (class selftest::lexer_test_options): New class.
12670 (struct selftest::lexer_test): New struct.
12671 (class selftest::ebcdic_execution_charset): New class.
12672 (selftest::ebcdic_execution_charset::s_singleton): New variable.
12673 (selftest::lexer_test::lexer_test): New constructor.
12674 (selftest::lexer_test::~lexer_test): New destructor.
12675 (selftest::lexer_test::get_token): New method.
12676 (selftest::assert_char_at_range): New function.
12677 (ASSERT_CHAR_AT_RANGE): New macro.
12678 (selftest::assert_num_substring_ranges): New function.
12679 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
12680 (selftest::assert_has_no_substring_ranges): New function.
12681 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
12682 (selftest::test_lexer_string_locations_simple): New function.
12683 (selftest::test_lexer_string_locations_ebcdic): New function.
12684 (selftest::test_lexer_string_locations_hex): New function.
12685 (selftest::test_lexer_string_locations_oct): New function.
12686 (selftest::test_lexer_string_locations_letter_escape_1): New function.
12687 (selftest::test_lexer_string_locations_letter_escape_2): New function.
12688 (selftest::test_lexer_string_locations_ucn4): New function.
12689 (selftest::test_lexer_string_locations_ucn8): New function.
12690 (selftest::uint32_from_big_endian): New function.
12691 (selftest::test_lexer_string_locations_wide_string): New function.
12692 (selftest::uint16_from_big_endian): New function.
12693 (selftest::test_lexer_string_locations_string16): New function.
12694 (selftest::test_lexer_string_locations_string32): New function.
12695 (selftest::test_lexer_string_locations_u8): New function.
12696 (selftest::test_lexer_string_locations_utf8_source): New function.
12697 (selftest::test_lexer_string_locations_concatenation_1): New
12699 (selftest::test_lexer_string_locations_concatenation_2): New
12701 (selftest::test_lexer_string_locations_concatenation_3): New
12703 (selftest::test_lexer_string_locations_macro): New function.
12704 (selftest::test_lexer_string_locations_stringified_macro_argument):
12706 (selftest::test_lexer_string_locations_non_string): New function.
12707 (selftest::test_lexer_string_locations_long_line): New function.
12708 (selftest::test_lexer_char_constants): New function.
12709 (selftest::input_c_tests): Call the new test functions once per
12710 case within the line_table test matrix.
12711 * input.h (struct string_concat): New struct.
12712 (struct location_hash): New struct.
12713 (class string_concat_db): New class.
12714 * substring-locations.h: New header.
12716 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
12718 PR tree-optimization/72810
12719 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
12720 the type of the case labels when truncating.
12722 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
12725 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
12726 (aarch64_fp16_ptr_type_node): Likewise.
12727 * config/aarch64/aarch64-simd-builtins.c
12728 (aarch64_fp16_ptr_type_node): Define.
12729 (aarch64_init_fp16_types): New, refactored out of...
12730 (aarch64_init_builtins): ...here, update to call
12731 aarch64_init_fp16_types.
12732 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
12734 (aapcs_vfp_sub_candidate): Likewise.
12736 2016-08-05 Martin Liska <mliska@suse.cz>
12737 Joshua Cranmer <Pidgeot18@gmail.com>
12739 * gcov.c (line_t::has_block): New function.
12740 (enum loop_type): New enum.
12741 (handle_cycle): New function.
12742 (unblock): Likewise.
12743 (circuit): Likewise.
12744 (get_cycles_count): Likewise.
12745 (accumulate_line_counts): Use new loop detection algorithm.
12747 2016-08-05 Martin Liska <mliska@suse.cz>
12749 * gcov.c (output_intermediate_file): Rename
12750 function_info::line_next to next_file_fn.
12751 (process_file): Likewise.
12752 (read_graph_file): Likewise.
12753 (accumulate_line_counts): Likewise.
12754 (output_lines): Likewise.
12756 2016-08-05 Richard Biener <rguenther@suse.de>
12758 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
12759 restriction on threading to a loop header.
12761 2016-08-05 Richard Biener <rguenther@suse.de>
12763 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
12764 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
12765 adjust loop info accordingly.
12767 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
12769 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
12770 before folding call to __builtin_constant_p with parameters to false.
12772 2016-08-05 Alan Modra <amodra@gmail.com>
12774 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
12775 code accidentally committed 2016-05-02 providing class when given
12778 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
12780 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
12781 the case label ranges that partially overlap with OP's value
12784 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
12787 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
12788 Cast builtin function result to __mmask16 instead of __mmask8.
12789 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
12790 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
12791 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
12793 2016-08-04 David Malcolm <dmalcolm@redhat.com>
12795 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
12796 (ASSERT_TRUE_AT): New macro.
12797 (ASSERT_FALSE): Reimplement in terms of...
12798 (ASSERT_FALSE_AT): New macro.
12799 (ASSERT_STREQ_AT): Fix typo in comment.
12801 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
12803 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
12804 labels are exhaustive, designate the label with the widest
12805 range to be the default label.
12807 2016-08-04 Andrew Pinski <apinski@cavium.com>
12809 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
12810 (thunderx_tunings): Use thunderx_vector_cost instead of
12811 generic_vector_cost.
12813 2016-08-04 Martin Liska <mliska@suse.cz>
12815 * gcov.c (main): Fix GNU coding style.
12816 (output_intermediate_file): Likewise.
12817 (process_file): Likewise.
12818 (generate_results): Likewise.
12819 (release_structures): Likewise.
12820 (create_file_names): Likewise.
12821 (find_source): Likewise.
12822 (read_graph_file): Likewise.
12823 (find_exception_blocks): Likewise.
12824 (canonicalize_name): Likewise.
12825 (make_gcov_file_name): Likewise.
12826 (mangle_name): Likewise.
12827 (accumulate_line_counts): Likewise.
12828 (output_branch_count): Likewise.
12829 (read_line): Likewise.
12831 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
12833 PR rtl-optimization/71779
12834 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
12835 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
12836 or if it was truncated.
12838 PR rtl-optimization/70903
12839 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
12841 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
12843 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
12844 accessing SSA_NAME_PTR_INFO.
12846 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
12849 * common/config/avr/avr-common.c (avr_option_optimization_table)
12850 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
12852 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
12855 * config/avr/avr.md: New pattern to work around do_store_flag
12856 generating shift instructions for bit extractions.
12858 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
12860 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
12862 (add_equivalence): Likewise.
12863 (get_value_range): Allocate value range with vrp_value_range_pool.
12864 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
12865 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
12867 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
12869 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
12870 the default for the rs6000 port.
12872 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
12874 PR middle-end/71876
12875 * calls.c (special_function_p): Remove special handling of
12876 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
12877 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
12878 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
12880 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
12882 PR middle-end/72778
12883 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
12884 Don't stop on regular insns.
12886 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
12888 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
12889 size to DImode boundary.
12890 (nvptx_propagate): Likewise.
12892 2016-08-03 Alan Modra <amodra@gmail.com>
12894 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
12895 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
12896 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
12897 from -mefficient-unaligned-vector. Note that this affects fp too.
12899 2016-08-03 Alan Modra <amodra@gmail.com>
12901 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
12904 2016-08-03 Alan Modra <amodra@gmail.com>
12906 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
12907 to a reg. Localize vars.
12909 2016-08-03 Alan Modra <amodra@gmail.com>
12911 * config/rs6000/rs6000.opt: Remove negatives from help strings
12914 2016-08-03 Alan Modra <amodra@gmail.com>
12916 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
12917 Delete duplicated code.
12919 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
12921 PR middle-end/72778
12922 * lra-spills.c (regno_in_use_p): New.
12923 (lra_final_code_change): Use it.
12925 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
12927 PR rtl-optimization/69847
12928 * lra-int.h (struct lra-reg): Use restore_rtx instead of
12930 (lra_rtx_hash): New.
12931 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
12933 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
12934 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
12935 * lra-spills.c (lra_final_code_change): Don't delete insn when the
12936 next insn is USE with the same reg as the current insn source.
12937 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
12939 (lra_constraints_init): Call initiate_invariants.
12940 (lra_constraints_finish): Call finish_invariants.
12941 (struct invariant, invariant_t, invariant_ptr_t): New.
12942 (const_invariant_ptr_t, invariants, invariants_pool): New.
12943 (invariant_table, invariant_hash, invariant_eq_p): New.
12944 (insert_invariant, initiate_invariants, finish_invariants): New.
12945 (clear_invariants, invalid_invariant_regs): New.
12946 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
12947 instead of restore_regno.
12948 (invariant_p, process_invariant_for_inheritance): New.
12949 (inherit_in_ebb): Implement invariant inheritance.
12950 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
12951 (remove_inheritance_pseudos): Implement undoing invariant
12953 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
12954 instead of restore_regno.
12955 * lra-assigns.c (regno_live_length): New.
12956 (reload_pseudo_compare_func): Use regno_live_length.
12957 (assign_by_spills): Use restore_rtx instead of restore_regno.
12958 (lra_assign): Ditto. Initiate regno_live_length.
12960 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
12962 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
12963 __builtin_aarch64_fmindf.
12965 2016-08-02 Bin Cheng <bin.cheng@arm.com>
12967 PR tree-optimization/34114
12968 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
12969 information for more control IVs.
12971 2016-08-02 Bin Cheng <bin.cheng@arm.com>
12973 PR tree-optimization/34114
12974 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
12975 PLUS_EXPR case. Handle SSA_NAME case.
12977 2016-08-02 Tamar Christina <tamar.christina@arm.com>
12979 * config/aarch64/aarch64-simd-builtins.def
12980 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
12981 (__builtin_aarch64_fmaxdf): Likewise.
12982 (__builtin_aarch64_smin_nandf): Likewise.
12983 (__builtin_aarch64_smax_nandf): Likewise.
12984 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
12985 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
12986 (<fmaxmin><mode>3): ...this.
12987 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
12988 (vminnm_f64): Likewise.
12989 (vmin_f64): Likewise.
12990 (vmax_f64): Likewise.
12991 * config/aarch64/iterators.md (FMAXMIN): Merge with...
12992 (FMAXMIN_UNS): ...this.
12993 (fmaxmin): Merged with
12994 (fmaxmin_op): ...this...
12995 (maxmin_uns_op): ...in to this.
12997 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12999 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13000 Add support for vec_extract on vector float, vector int, vector
13001 short, and vector char vector types.
13002 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13003 vector float, vector int, vector short, and vector char
13004 optimizations on 64-bit ISA 2.07 systems for both constant and
13005 variable element numbers.
13006 (rs6000_split_vec_extract_var): Likewise.
13007 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
13008 Altivec registers on ISA 2.07 and above.
13009 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
13010 which never was matched due to the split occuring before register
13011 allocation (and the code would not have worked on little endian
13012 systems if it did match). Allow extracts to go to the Altivec
13013 registers if ISA 2.07 (power8). Change from using "" around the
13014 C++ code to using {}'s.
13015 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
13016 vec_extracts when the vector is in memory.
13017 (vsx_extract_v4sf_var): New insn to optimize vector float
13018 vec_extracts when the element number is variable on 64-bit ISA
13020 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
13021 for 64-bit ISA 2.07 as well as ISA 3.0.
13022 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
13023 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
13024 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
13025 optimize vector int, vector short, and vector char vec_extracts
13026 when the vector is in memory.
13027 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
13028 optimize vector int, vector short, and vector char vec_extracts
13029 when the element number is variable.
13031 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13034 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
13035 does not overlap with other symbol flags.
13037 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
13039 * config/aarch64/aarch64.h (aarch64_frame):
13040 Remove padding0 and hardfp_offset. Add locals_offset,
13041 initial_adjust, callee_adjust, callee_offset and final_adjust.
13042 * config/aarch64/aarch64.c (aarch64_layout_frame):
13043 Remove unused padding0 and hardfp_offset initializations.
13044 Choose frame layout and set frame variables accordingly.
13045 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
13046 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
13047 (aarch64_pop_regs): Likewise.
13048 (aarch64_expand_prologue): Remove all decision code, just emit
13049 prolog according to frame variables.
13050 (aarch64_expand_epilogue): Remove all decision code, just emit
13051 epilog according to frame variables.
13052 (aarch64_initial_elimination_offset): Use offset to local/arg area.
13054 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
13057 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
13058 fix_debug_reg_uses after changing source register mode to
13059 V1TImode if source register is undefined.
13061 2015-08-01 Alan Hayward <alan.hayward@arm.com>
13063 PR tree-optimization/71818
13064 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
13065 with non invariant evolutions
13067 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13070 * config/avr/avr.md (length) [branch]: Correct insn length
13071 attribute for forward branches.
13073 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
13075 * doc/extend.texi (AVR Built-in Functions): Document
13076 __builtin_avr_nops.
13077 * config/avr/builtins.def (NOPS): New.
13078 * config/avr/avr.c (avr_expand_nops): New static function.
13079 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
13081 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13083 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
13084 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
13087 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
13089 * config/aarch64/aarch64.c (vulcan_tunings): Update
13090 vulcan L1 cache_line_size.
13092 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13094 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
13095 function that takes a vector memory address, a hard register, an
13096 element number and a temporary base register, and recreates an
13097 address that points to the appropriate element within the vector.
13098 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
13099 (rs6000_split_vec_extract_var): Add support for the target of a
13100 vec_extract with variable element number being a scalar memory
13102 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
13104 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
13105 vsx_extract_<mode>_load insn with a new insn that optimizes
13106 storing either element to a memory location, using scratch
13107 registers to pick apart the vector and reconstruct the address.
13108 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
13109 (vsx_extract_<mode>_store): Rework alternatives to more correctly
13110 support Altivec registers. Add support for ISA 3.0 Altivec d-form
13112 (vsx_extract_<mode>_var): Add support for extracting a variable
13113 element number from memory.
13115 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13117 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
13118 when testing for compares against constants of the form 0xabab.
13120 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13122 PR tree-optimization/57558
13123 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
13125 (vect_loop_versioning): Support versioning with niter assumptions.
13126 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
13127 (vect_get_loop_niters): New parameter. Reimplement to support
13128 assumptions in loop niter info.
13129 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
13130 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
13131 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
13132 Support loop versioning for niters.
13133 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
13134 (vect_free_loop_info_assumptions): New function.
13135 (vectorize_loops): Free loop niter info for loops with flag
13136 LOOP_F_ASSUMPTIONS set if vectorization failed.
13137 * tree-vectorizer.h (struct _loop_vec_info): New field
13138 num_iters_assumptions.
13139 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
13140 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
13141 (LOOP_REQUIRES_VERSIONING): New macro.
13142 (vect_free_loop_info_assumptions): New decl.
13144 2016-07-29 Bin Cheng <bin.cheng@arm.com>
13146 * cfgloop.h (struct loop): New field constraints.
13147 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
13148 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
13150 * cfgloop.c (alloc_loop): Initialize new field.
13151 * cfgloopmanip.c (copy_loop_info): Copy constraints.
13152 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
13153 Adjust niter analysis wrto loop constraints.
13154 * doc/loop.texi (@node Number of iterations): Add description for loop
13157 2016-07-29 Marek Polacek <polacek@redhat.com>
13160 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
13161 (ix86_expand_round_builtin): Likewise.
13163 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
13164 Georg-Johann Lay <avr@gjlay.de>
13166 PR rtl-optimization/71976
13167 * combine.c (get_last_value): Return 0 if the argument for which
13168 the function is called has a wider mode than the recorded value.
13170 2016-07-29 Marek Polacek <polacek@redhat.com>
13173 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
13174 (altivec_expand_st_builtin): Likewise.
13176 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
13178 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
13179 introduced in r238381.
13181 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
13183 PR middle-end/68217
13184 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
13185 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
13187 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
13189 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
13191 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13192 Add support for vec_extract of vector double or vector long having
13193 a variable element number on 64-bit ISA 2.07 systems or newer.
13194 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
13196 (rs6000_split_vec_extract_var): New function to split a
13197 vec_extract built-in function with variable element number.
13198 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
13200 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
13201 (UNSPEC_VSX_EXTRACT): Likewise.
13202 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
13203 direct move instructions to be generated on 64-bit ISA 2.07
13204 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
13206 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
13207 arguments for vec_extract variable element.
13208 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
13209 vec_extract with variable element on V2DFmode and V2DImode
13211 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
13212 -mupper-regs-df requirement, since it isn't needed.
13213 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
13214 do direct moves on 64-bit systems, which allows optimization of
13215 vec_extract on 64-bit ISA 2.07 systems and newer.
13217 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13218 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13220 * config/aarch64/aarch64.md
13221 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
13222 statement and type.
13223 (<optab>qihi2_aarch64): Likewise, and split into two.
13224 (extendqihi2_aarch64): New.
13225 (zero_extendqihi2_aarch64): New.
13226 * config/aarch64/iterators.md (ldrxt): Remove.
13227 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
13230 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
13232 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
13234 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
13236 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
13237 (aarch64_push_reg): New function to push 1 or 2 registers.
13238 (aarch64_pop_reg): New function to pop 1 or 2 registers.
13239 (aarch64_expand_prologue): Use aarch64_push_regs.
13240 (aarch64_expand_epilogue): Use aarch64_pop_regs.
13242 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
13244 PR tree-optimization/71734
13245 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
13246 attribute instead of REF_LOOP and use it.
13247 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
13248 set it for Loops having non-zero safelen attribute.
13249 (ref_indep_loop_p): Pass zero as initial value for safelen.
13251 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
13253 PR middle-end/72657
13255 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
13256 call using chkp_gimple_call_builtin_p.
13257 (chkp_copy_bounds_for_assign): Likewise.
13259 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13261 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
13262 * config/arm/arm-protos.h (struct tune_params): Likewise.
13263 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
13264 (cortex_a9_sched_adjust_cost): Likewise.
13265 (fa726te_sched_adjust_cost): Likewise.
13266 (arm_adjust_cost): Likewise.
13267 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
13268 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
13269 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
13270 * config/i386/i386.c (ix86_adjust_cost): Likewise.
13271 * config/ia64/ia64.c: Likewise.
13272 * config/m68k/m68k.c: Likewise.
13273 * config/mep/mep.c (mep_adjust_cost): Likewise.
13274 * config/microblaze/microblaze.c (microblaze_adjust_cost):
13276 * config/mips/mips.c (mips_adjust_cost): Likewise.
13277 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
13279 * config/pa/pa.c (pa_adjust_cost): Likewise.
13280 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
13281 (rs6000_debug_adjust_cost): Likewise.
13282 * config/sh/sh.c (sh_adjust_cost): Likewise.
13283 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
13284 (hypersparc_adjust_cost): Likewise.
13285 (sparc_adjust_cost): Likewise.
13286 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
13287 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
13288 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
13290 * config/visium/visium.c (visium_adjust_cost): Likewise.
13291 * doc/tm.texi: Regenerate.
13292 * haifa-sched.c (dep_cost_1): Adjust.
13293 * target.def: Merge adjust_cost and adjust_cost_2.
13295 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13297 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
13299 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13301 * store-motion.c (struct st_expr): Make pattern_regs a vector.
13302 (extract_mentioned_regs): Append to a vector instead of
13303 returning a rtx_expr_list.
13304 (st_expr_entry): Adjust.
13305 (free_st_expr_entry): Likewise.
13306 (store_ops_ok): Likewise.
13307 (store_killed_in_insn): Likewise.
13308 (find_moveable_store): Likewise.
13310 2016-07-28 Martin Liska <mliska@suse.cz>
13312 PR gcov-profile/68025
13313 * tree-profile.c (tree_profiling): Respect
13314 no_profile_instrument_function attribute.
13315 * doc/extend.texi: Document no_profile_instrument_function
13318 2016-07-28 Martin Liska <mliska@suse.cz>
13320 PR rtl-optimization/70944
13321 * combine.c (make_compound_operation):
13322 Do not allow make_compound_operation for vector mode
13324 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
13326 PR middle-end/71994
13327 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
13328 before calling get_ops.
13330 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
13332 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
13333 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
13334 (BITS_PER_UNIT_LOG): Remove.
13335 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
13336 * expr.c (expand_assignment): Likewise.
13337 * stor-layout.c (initialize_sizetypes): Likewise.
13339 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
13341 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
13342 signature of rs6000_expand_vector_extract so that the element
13343 number is a RTX instead of a constant integer.
13344 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
13346 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
13347 (altivec_expand_vec_ext_builtin): Likewise.
13348 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
13349 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
13350 MFVSRLD instruction.
13352 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13354 * input.c (get_pure_location): Move here from tree.c.
13355 (make_location): Likewise. Add header comment.
13356 (selftest::test_accessing_ordinary_linemaps): Verify
13357 pure_location_p, make_location, get_location_from_adhoc_loc and
13358 get_range_from_loc.
13359 * input.h (get_pure_location): Move declaration here from tree.h.
13360 (get_finish): Likewise for inline function.
13361 (make_location): Likewise for declaration.
13362 * tree.c (get_pure_location): Move to input.c.
13363 (make_location): Likewise.
13364 * tree.h (get_pure_location): Move declaration to tree.h.
13365 (get_finish): Likewise for inline function.
13366 (make_location): Likewise for declaration.
13368 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13370 PR middle-end/71078
13371 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
13373 2016-07-27 David Malcolm <dmalcolm@redhat.com>
13375 * system.h (STATIC_ASSERT): Use static_assert if building
13376 with C++11 onwards.
13378 2016-07-27 Richard Biener <rguenther@suse.de>
13380 PR tree-optimization/72517
13381 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
13382 Revert change to not compute read-read dependences.
13384 2016-07-27 Richard Biener <rguenther@suse.de>
13386 * predict.c (set_even_probabilities): Make nedges unsigned.
13388 2016-07-27 Martin Liska <mliska@suse.cz>
13390 * predict.c (set_even_probabilities): Handle unlikely edges.
13391 (combine_predictions_for_bb): Likewise.
13393 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13396 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
13397 __float128 support when we don't have hardware support, so that
13398 the IEEE built-in functions like isgreater, first call __unordkf3
13399 to make sure neither operand is a NaN, and if both operands are
13400 ordered, do the normal comparison.
13402 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13404 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
13406 (extract_code_and_val_from_cond_with_ops): Verify that name is
13407 either cond_op0 or cond_op1.
13409 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
13411 PR tree-optimization/18046
13412 * genmodes.c (emit_mode_size_inline): Emit an assert that
13413 verifies that mode is a valid array index.
13414 (emit_mode_nuinits_inline): Likewise.
13415 (emit_mode_inner_inline): Likewise.
13416 (emit_mode_unit_size_inline): Likewise.
13417 (emit_mode_unit_precision_inline): Likewise.
13418 * tree-vrp.c: Include params.h.
13419 (find_switch_asserts): Register edge assertions for the default
13420 label which correspond to the anti-ranges of each case label.
13421 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
13422 * doc/invoke.texi: Document it.
13424 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13426 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
13427 and unnecessary call to gimple_bb.
13429 2016-07-26 Richard Biener <rguenther@suse.de>
13431 PR rtl-optimization/71984
13432 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
13435 2016-07-26 Richard Biener <rguenther@suse.de>
13437 PR middle-end/72517
13438 * expmed.c (extract_bit_field_1): Constrain the vector mode
13439 with element size matching the extraction mode size when
13440 choosing a better vector mode to do the extraction from.
13442 2016-07-26 Richard Biener <rguenther@suse.de>
13443 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13445 PR middle-end/70920
13446 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
13449 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13451 * tree-ssa-structalias.c (struct scc_info): Change types of
13452 members to auto_sbitmap and auto_vec.
13453 (scc_info::scc_info): New constructor.
13454 (scc_info::~scc_info): New destructor.
13455 (init_scc_info): Remove.
13456 (free_scc_info): Remove.
13457 (find_indirect_cycles): Adjust.
13458 (perform_var_substitution): Likewise.
13459 (free_var_substitution_info): Likewise.
13461 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13463 * tree-outof-ssa.c (struct elim_graph): Change type of members
13464 to auto_vec and auto_sbitmap.
13465 (elim_graph::elim_graph): New constructor.
13466 (delete_elim_graph): Remove.
13467 (expand_phi_nodes): Adjust.
13469 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13471 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
13472 (new_elim_graph): Adjust.
13473 (clear_elim_graph): Likewise.
13474 (delete_elim_graph): Likewise.
13475 (elim_graph_size): Likewise.
13476 (elim_graph_add_node): Likewise.
13477 (elim_graph_add_edge): Likewise.
13478 (elim_graph_remove_succ_edge): Likewise.
13479 (eliminate_name): Likewise.
13480 (eliminate_build): Likewise.
13481 (elim_forward): Likewise.
13482 (elim_unvisited_predecessor): Likewise.
13483 (elim_backward): Likewise.
13484 (elim_create): Likewise.
13485 (eliminate_phi): Likewise.
13486 (expand_phi_nodes): Likewise.
13488 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13490 * bt-load.c (compute_out): Use auto_sbitmap class.
13491 (link_btr_uses): Likewise.
13492 * cfganal.c (mark_dfs_back_edges): Likewise.
13493 (post_order_compute): Likewise.
13494 (inverted_post_order_compute): Likewise.
13495 (pre_and_rev_post_order_compute_fn): Likewise.
13496 (single_pred_before_succ_order): Likewise.
13497 * cfgexpand.c (pass_expand::execute): Likewise.
13498 * cfgloop.c (verify_loop_structure): Likewise.
13499 * cfgloopmanip.c (fix_bb_placements): Likewise.
13500 (remove_path): Likewise.
13501 (update_dominators_in_loop): Likewise.
13502 * cfgrtl.c (break_superblocks): Likewise.
13503 * ddg.c (check_sccs): Likewise.
13504 (create_ddg_all_sccs): Likewise.
13505 * df-core.c (df_worklist_dataflow): Likewise.
13506 * dse.c (dse_step3): Likewise.
13507 * except.c (eh_region_outermost): Likewise.
13508 * function.c (thread_prologue_and_epilogue_insns): Likewise.
13509 * gcse.c (prune_expressions): Likewise.
13510 (prune_insertions_deletions): Likewise.
13511 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
13512 * graph.c (draw_cfg_nodes_no_loops): Likewise.
13513 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
13514 * lcm.c (compute_earliest): Likewise.
13515 (compute_farthest): Likewise.
13516 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
13517 (unroll_loop_runtime_iterations): Likewise.
13518 (unroll_loop_stupid): Likewise.
13519 * lower-subreg.c (decompose_multiword_subregs): Likewise.
13520 * lra-lives.c: Likewise.
13521 * lra.c (lra): Likewise.
13522 * modulo-sched.c (schedule_reg_moves): Likewise.
13523 (optimize_sc): Likewise.
13524 (get_sched_window): Likewise.
13525 (sms_schedule_by_order): Likewise.
13526 (check_nodes_order): Likewise.
13527 (order_nodes_of_sccs): Likewise.
13528 (order_nodes_in_scc): Likewise.
13529 * recog.c (split_all_insns): Likewise.
13530 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
13531 * reload1.c (reload): Likewise.
13532 * sched-rgn.c (haifa_find_rgns): Likewise.
13533 (split_edges): Likewise.
13534 (compute_trg_info): Likewise.
13535 * sel-sched.c (init_seqno): Likewise.
13536 * store-motion.c (remove_reachable_equiv_notes): Likewise.
13537 * tree-into-ssa.c (update_ssa): Likewise.
13538 * tree-ssa-live.c (live_worklist): Likewise.
13539 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
13540 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13542 (try_peel_loop): Likewise.
13543 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13545 * tree-ssa-pre.c (compute_antic): Likewise.
13546 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
13547 * tree-stdarg.c (reachable_at_most_once): Likewise.
13548 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
13549 * var-tracking.c (vt_find_locations): Likewise.
13551 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13553 * sbitmap.h (auto_sbitmap): New class.
13555 2016-07-26 Alan Modra <amodra@gmail.com>
13558 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
13561 2016-07-25 David Malcolm <dmalcolm@redhat.com>
13563 * input.c (selftest::temp_source_file::temp_source_file): Fix
13564 missing "%s" in fprintf.
13566 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
13568 PR middle-end/71732
13569 * cselib.c (cselib_process_insn): Invalidate argument slots for
13572 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13574 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
13575 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
13576 vmulxh_lane_f16, vmulxh_laneq_f16): New.
13578 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13580 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13581 * config/aarch64/aarch64.md (fma, fnma): Support HF.
13582 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
13584 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13586 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13587 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
13589 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
13590 (add<mode>3): Likewise.
13591 (sub<mode>3): Likewise.
13592 (mul<mode>3): Likewise.
13593 (div<mode>3): Likewise.
13594 (*div<mode>3): Likewise.
13595 (<fmaxmin><mode>3): Extend to HF.
13596 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
13597 (fabd<mode>3): Likewise.
13598 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
13599 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
13600 (aarch64_fmulx<mode>): Likewise.
13601 (aarch64_fac<optab><mode>): Likewise.
13602 (aarch64_frecps<mode>): Likewise.
13603 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
13604 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
13605 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
13606 (VSDQ_HSDI): Support HI.
13607 (fcvt_target, FCVT_TARGET): Likewise.
13608 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
13609 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
13610 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
13611 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
13612 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
13613 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
13614 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
13615 vrsqrtsh_f16): New.
13617 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13619 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
13620 * config/aarch64/aarch64-builtins.c (hi_UP): New.
13621 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13622 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
13624 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
13625 (aarch64_cm<optab><mode>): Likewise.
13626 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
13627 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
13628 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
13629 (sqrt<mode>2): Likewise.
13630 (*sqrt<mode>2): Likewise.
13631 (abs<mode>2): Likewise.
13632 (<optab><mode>hf2): New pattern for HF mode.
13633 (<optab>hihf2): Likewise.
13634 * config/aarch64/arm_neon.h: Include arm_fp16.h.
13635 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
13636 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
13638 * config/aarch64/arm_fp16.h: New file.
13639 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
13640 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
13641 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
13642 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
13643 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
13644 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
13645 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
13646 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
13647 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
13648 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
13649 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
13650 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
13653 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13655 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
13656 reduc_smin_scal_): Use VDQIF_F16.
13657 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
13658 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
13660 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
13661 * config/aarch64/iterators.md (VDQIF_F16): New.
13662 (vp): Support HF modes.
13663 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
13664 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
13666 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13668 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
13669 "*aarch64_mulx_elt_from_dup<mode>".
13670 (*aarch64_mul3_elt<mode>): Update schedule type.
13671 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
13672 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
13673 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
13674 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
13675 (f, fp): Support HF modes.
13676 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
13677 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
13678 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
13679 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
13680 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
13681 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
13683 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13685 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13686 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
13688 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
13691 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13693 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13694 * config/aarch64/aarch64-simd.md
13695 (aarch64_rsqrts<mode>): Extend to HF modes.
13696 (fabd<mode>3): Likewise.
13697 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
13698 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
13699 (aarch64_<maxmin_uns>p<mode>): Likewise.
13700 (<su><maxmin><mode>3): Likewise.
13701 (<maxmin_uns><mode>3): Likewise.
13702 (<fmaxmin><mode>3): Likewise.
13703 (aarch64_faddp<mode>): Likewise.
13704 (aarch64_fmulx<mode>): Likewise.
13705 (aarch64_frecps<mode>): Likewise.
13706 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
13707 (add<mode>3): Extend to HF modes.
13708 (sub<mode>3): Likewise.
13709 (mul<mode>3): Likewise.
13710 (div<mode>3): Likewise.
13711 (*div<mode>3): Likewise.
13712 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
13714 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
13715 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
13716 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
13717 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
13718 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
13719 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
13720 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
13721 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
13722 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
13723 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
13724 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
13725 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
13726 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
13727 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
13729 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13731 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
13732 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
13733 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
13734 (neg<mode>2): Likewise.
13735 (abs<mode>2): Likewise.
13736 (<frint_pattern><mode>2): Likewise.
13737 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
13738 (<optab><VDQF:mode><fcvt_target>2): Likewise.
13739 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
13740 (ftrunc<VDQF:mode>2): Likewise.
13741 (<optab><fcvt_target><VDQF:mode>2): Likewise.
13742 (sqrt<mode>2): Likewise.
13743 (*sqrt<mode>2): Likewise.
13744 (aarch64_frecpe<mode>): Likewise.
13745 (aarch64_cm<optab><mode>): Likewise.
13746 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
13748 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
13749 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
13751 * config/aarch64/arm_neon.h (vdup_n_f16): New.
13752 (vdupq_n_f16): Likewise.
13753 (vld1_dup_f16): Use vdup_n_f16.
13754 (vld1q_dup_f16): Use vdupq_n_f16.
13755 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
13756 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
13757 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
13758 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
13759 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
13760 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
13761 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
13762 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
13763 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
13764 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
13765 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
13766 vsqrt_f16, vsqrtq_f16): New.
13768 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13770 * config/aarch64/aarch64-simd.md
13771 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
13772 (aarch64_ext<mode>): Likewise.
13773 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
13774 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
13775 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
13777 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
13779 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
13780 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
13781 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
13782 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
13783 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
13784 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
13785 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
13787 (vmov_n_f16): Reimplement using vdup_n_f16.
13788 (vmovq_n_f16): Reimplement using vdupq_n_f16..
13790 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13792 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
13793 "frame_related_p". Generate CFA annotation when it's necessary.
13794 (aarch64_expand_prologue): Use aarch64_add_constant.
13795 (aarch64_expand_epilogue): Likewise.
13796 (aarch64_output_mi_thunk): Pass "false" when calling
13797 aarch64_add_constant.
13799 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13801 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
13804 2016-07-25 Jiong Wang <jiong.wang@arm.com>
13806 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
13807 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
13808 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
13809 (aarch64_build_constant): Delete.
13811 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
13814 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
13816 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
13817 flag_toplevel_reorder.
13819 2016-07-25 Richard Biener <rguenther@suse.de>
13821 * cgraph.c (cgraph_node::verify_node): Compare against builtin
13822 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
13823 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
13824 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
13825 (streamer_get_builtin_tree): Likewise.
13826 (streamer_write_builtin): Likewise.
13827 * lto-streamer.h (LTO_builtin_decl): Remove.
13828 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
13829 (lto_input_scc): Remove LTO_builtin_decl handling.
13830 (lto_input_tree_1): Liekwise.
13831 * lto-streamer-out.c (lto_output_tree_1): Remove special
13832 handling of builtins.
13833 (DFS::DFS): Likewise.
13834 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
13835 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
13837 (streamer_write_builtin): Remove.
13839 2016-07-25 Martin Liska <mliska@suse.cz>
13841 * lto-cgraph.c (input_symtab): Don't call get_working_sets
13842 if flag_auto_profile is set to true.
13844 2016-07-25 Martin Liska <mliska@suse.cz>
13846 PR gcov-profile/71868
13847 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
13848 have a function with multiple latches, count them all.
13850 2016-07-25 Martin Liska <mliska@suse.cz>
13852 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
13854 2016-07-25 Martin Liska <mliska@suse.cz>
13856 PR tree-optimization/71987
13857 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
13858 just for SSA_NAMEs. Fix GNU coding style.
13860 2016-07-25 Martin Liska <mliska@suse.cz>
13862 PR gcov-profile/64874
13863 * gcov-io.h: Update command about file format.
13864 * gcov-iov.c (main): Adapt the numbering scheme.
13866 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13868 PR middle-end/66726
13869 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
13870 whose result is used in PHI.
13871 (final_range_test_p): Likewise.
13872 (maybe_optimize_range_tests): Likewise.
13874 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
13876 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13877 Reformat two multi-line strings.
13879 2016-07-22 Martin Sebor <msebor@redhat.com>
13881 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
13883 2016-07-22 Martin Sebor <msebor@redhat.com>
13886 * doc/extend.texi (Compound Literals): Correct and clarify.
13887 (Cast to Union): Same.
13889 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
13891 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
13892 comments to explain why certain error messages make mention of
13893 undocumented options.
13894 (rs6000_invalid_builtin): Change error messages to replace mention
13895 of undocumented options with mention of the -mcpu=power9 option
13896 that enables those undocumented options.
13897 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
13898 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
13899 definition of this macro to correct an existing error.
13900 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
13901 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
13902 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
13903 descriptions of built-in functions so that they depend on
13904 -mcpu=power9 instead of on the corresponding undocumented flags.
13905 * doc/invoke.texi (Option Summary): Remove all mention of newly
13906 undocumented flags.
13907 (IBM RS/6000 and PowerPC Options): Likewise.
13908 * doc/md.texi (Constraints for Particuliar Machines): Remove all
13909 mention of newly undocumented flags.
13911 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
13913 * ipa-cp.c (determine_versionability): Do not create constprop clones,
13914 when target_clones attribute is set.
13916 2016-07-22 Bin Cheng <bin.cheng@arm.com>
13918 * common.opt (funsafe-loop-optimizations): Mark ignore.
13919 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
13920 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
13922 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
13923 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
13925 2016-07-22 Bin Cheng <bin.cheng@arm.com>
13927 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
13929 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
13931 (number_of_iterations_exit): Warn missed loop optimization for
13932 possible infinite loops.
13934 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
13937 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
13938 when to emit a ".machine" pseudo-op.
13940 2016-07-22 Martin Liska <mliska@suse.cz>
13942 PR gcov-profile/69028
13943 PR gcov-profile/62047
13944 * coverage.c (coverage_compute_lineno_checksum): Do not
13945 calculate checksum for fns w/o xloc.file.
13946 (coverage_compute_profile_id): Likewise.
13948 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
13950 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
13951 (avr_secondary_reload): ...and implementation.
13952 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
13953 * config/avr/avr.md (reload_in<mode>): Remove insns.
13954 (adjust_len) [lpm]: Remove insn attribute value.
13955 * config/avr/predicates.md (flash_operand): Remove insn predicate.
13957 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13959 PR middle-end/71876
13960 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
13962 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
13963 * calls.c (special_function_p): Remove the special handling of the
13964 "__builtin_" prefix.
13966 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13968 PR middle-end/71876
13969 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
13970 if STMT may be an alloca call.
13971 (gimple_alloca_call_p, alloca_call_p): Return only true for the
13972 builtin alloca call.
13973 * calls.h (gimple_maybe_alloca_call_p): New function.
13974 * tree-inline.c (inline_forbidden_p_stmt): Use
13975 gimple_maybe_alloca_call_p here.
13977 2016-07-21 David Malcolm <dmalcolm@redhat.com>
13979 * spellcheck-tree.c (best_macro_match::best_macro_match):
13980 Explictly specify the template arguments when invoking the base
13981 class constructor, to help older C++ compilers.
13983 2016-07-21 Jakub Jelinek <jakub@redhat.com>
13986 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
13987 before builtin_decl_implicit.
13989 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
13991 * optabs.c (emit_condiitonal_move): Short circuit for identical
13994 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
13996 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
13997 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
13998 (noce_conversion_profitable_p): New.
13999 (noce_try_store_flag_constants): Use it.
14000 (noce_try_addcc): Likewise.
14001 (noce_try_store_flag_mask): Likewise.
14002 (noce_try_cmove): Likewise.
14003 (noce_try_cmove_arith): Likewise.
14004 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
14006 (noce_convert_multiple_sets): Move cost model to here, from...
14007 (bb_ok_for_noce_convert_multiple_sets) ...here.
14008 (noce_process_if_block): Update calls for above changes.
14009 (noce_find_if_block): Record new noce_if_info parameters.
14011 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
14013 * target.def (max_noce_ifcvt_seq_cost): New.
14014 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
14015 * doc/tm.texi: Regenerate.
14016 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
14017 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
14018 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
14019 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
14020 * doc/invoke.texi: Document new params.
14022 2016-07-21 Richard Biener <rguenther@suse.de>
14024 PR tree-optimization/71947
14025 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
14026 ranges have useful limit_vr information.
14028 2016-07-21 Richard Biener <rguenther@suse.de>
14030 * function-tests.c (build_trivial_generic_function): Set
14031 BLOCK_SUPERCONTEXT of DECL_INITIAL.
14032 * omp-low.c (create_omp_child_function): Likewise.
14033 (grid_expand_target_grid_body): Likewise.
14034 * cgraphunit.c (init_lowered_empty_function): Likewise.
14035 (cgraph_node::expand_thunk): Likewise.
14036 * tree-parloops.c (create_loop_fn): Likewise.
14037 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
14039 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14041 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
14044 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
14046 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
14047 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
14048 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
14049 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
14050 values for insn attribute.
14051 * config/avr/avr.c (avr_out_insert_notbit): New function.
14052 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
14053 ADJUST_LEN_INSV_NOTBIT_0/_7.
14054 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
14056 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14058 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
14059 (chrec_convert_1, chrec_convert): Ditto.
14060 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
14061 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
14062 * tree-vrp.c (adjust_range_with_scev): Ditto.
14063 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
14064 (scev_var_range_cant_overflow): New function.
14065 (scev_probably_wraps_p): New parameter. Call above function.
14066 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
14068 2016-07-21 Bin Cheng <bin.cheng@arm.com>
14070 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
14071 by removing computation of may_be_zero.
14073 2016-07-21 Jakub Jelinek <jakub@redhat.com>
14075 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
14077 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
14079 Improving concepts performance and diagnostics.
14080 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
14081 for constraint satisfaction and subsumption.
14082 * timevar.h (auto_timevar): New constructor that matches the push/pop
14083 pattern of usage in pt.c.
14085 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14087 * hwint.h (HOST_WIDE_INT_0): New define.
14088 (HOST_WIDE_INT_0U): Ditto.
14089 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
14090 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
14091 * simplify-rtx.c: Ditto.
14092 * tree-object-size.c: Ditto.
14094 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14096 * config/s390/s390.c (s390_encode_section_info): Remove mode size
14099 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
14101 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
14102 * combine.c: Use HOST_WIDE_INT_M1U instead of
14103 ~(unsigned HOST_WIDE_INT) 0.
14104 * double-int.h: Ditto.
14106 * dwarf2asm.c:Ditto.
14108 * genmodes.c: Ditto.
14110 * read-rtl.c: Ditto.
14111 * tree-ssa-loop-ivopts.c: Ditto.
14112 * tree-ssa-loop-prefetch.c: Ditto.
14113 * tree-vect-generic.c: Ditto.
14114 * tree-vect-patterns.c: Ditto.
14117 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14119 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
14120 constant addresses outside [0,0xc0] into a register.
14121 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
14122 cases where the base address register is unused after.
14123 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
14124 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
14125 (avr_out_store_psi_reg_disp_tiny): Same.
14127 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14129 Implement attribute progmem on reduced Tiny cores by adding
14130 flash offset 0x4000 to respective symbols.
14133 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
14134 documentation how it works on reduced Tiny cores.
14135 (AVR Named Address Spaces): No support for reduced Tiny.
14136 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
14137 (avr_address_tiny_pm_p): New static function.
14138 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
14139 if the address is in progmem.
14140 (avr_assemble_integer): Same.
14141 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
14142 for symbol_ref in progmem.
14143 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
14144 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
14145 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
14147 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
14149 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
14150 * configure: Regenerate.
14151 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
14152 (USE_THIN_ARCHIVES): New variable.
14153 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
14154 this archive as a thin archive.
14156 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14158 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
14159 same location as last time, don't skip if we have fix-it hints.
14160 Clarify the skipping logic by converting it from one "if" clause
14161 to repeated "if" clauses.
14162 * spellcheck-tree.c: Include "cpplib.h".
14163 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
14164 (best_macro_match::best_macro_match): New constructor.
14165 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
14166 Move here from c/c-decl.c.
14167 (class best_macro_match): Move here from c/c-decl.c, converting
14168 from a typedef to a subclass, gaining a ctor.
14170 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14172 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
14173 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
14175 (avr_addr_space_diagnose_usage): ...and implementation.
14176 (avr_addr_space_supported_p): New function.
14177 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
14178 report bad address space usage if that space is supported.
14179 (avr_insert_attributes): Same. No more complain about unsupported
14181 * config/avr/avr-c.c (tm_p.h): Include it.
14182 (avr_cpu_cpp_builtins): Only define addr-space related built-in
14183 macro if avr_addr_space_supported_p.
14185 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
14187 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
14188 flag_toplevel_reorder.
14190 2016-07-20 David Malcolm <dmalcolm@redhat.com>
14192 * gcc-rich-location.c
14193 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
14195 * gcc-rich-location.h
14196 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
14198 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
14200 * target.def (addr_space): Add new diagnose_usage to hook vector.
14201 * targhooks.c (default_addr_space_diagnose_usage): Add default
14202 implementation and...
14203 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
14204 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
14205 is some address space, call targetm.addr_space.diagnose_usage.
14206 * doc/tm.texi.in (Named Address Spaces): Add anchor for
14207 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
14208 * doc/tm.texi: Regenerate.
14210 2016-07-20 Martin Liska <mliska@suse.cz>
14212 PR middle-end/71898
14213 * graphite-isl-ast-to-gimple.c (later_of_the_two):
14214 Properly handly PHI stmts.
14216 2016-07-20 Bin Cheng <bin.cheng@arm.com>
14218 PR tree-optimization/71503
14219 PR tree-optimization/71683
14220 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
14223 2016-07-20 Martin Liska <mliska@suse.cz>
14225 * doc/invoke.texi (-fipa-ra): Document when the option is
14226 disabled. Fix a typo.
14228 2016-07-20 Martin Liska <mliska@suse.cz>
14230 * Makefile.in: Include fibonacci_heap.c
14231 * fibonacci_heap.c: New file.
14232 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
14233 (fibonacci_heap::union_with): Fix deletion of the second heap.
14234 * selftest-run-tests.c (selftest::run_tests): Incorporate
14235 fibonacci heap tests.
14236 * selftest.h: Declare fibonacci_heap_c_tests.
14238 2016-07-20 Martin Liska <mliska@suse.cz>
14240 * selftest-run-tests.c (selftest::run_tests): New function.
14241 * selftest.h (sreal_c_tests): Declare.
14242 * sreal.c (sreal_verify_basics): New function.
14243 (verify_aritmetics): Likewise.
14244 (sreal_verify_arithmetics): Likewise.
14245 (verify_shifting): Likewise.
14246 (sreal_verify_shifting): Likewise.
14247 (void sreal_c_tests): Likewise.
14249 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14251 PR rtl-optimization/71916
14252 * cfgrtl.c (contains_no_active_insn_p): Return false also for
14253 bb which have a single succ fake edge.
14255 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
14258 * dwarf2out.c (gen_subprogram_die): Only call
14259 gen_unspecified_parameters_die while dumping early dwarf.
14261 2016-07-19 Jakub Jelinek <jakub@redhat.com>
14263 PR middle-end/71874
14264 * gimple-fold.c (fold_builtin_memory_op): Use
14265 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
14267 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
14269 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
14270 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
14271 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
14272 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
14273 * combine.c: Ditto.
14276 * double-int.c: Ditto.
14278 * dwarf2out.c: Ditto.
14281 * fold-const.c: Ditto.
14282 * function.c: Ditto.
14284 * genmodes.c: Ditto.
14288 * loop-doloop.c: Ditto.
14289 * loop-invariant.c: Ditto.
14290 * loop-iv.c: Ditto.
14295 * rtlanal.c: Ditto.
14296 * simplify-rtx.c: Ditto.
14297 * stor-layout.c: Ditto.
14299 * tree-ssa-loop-ivopts.c: Ditto.
14300 * tree-vect-generic.c: Ditto.
14301 * tree-vect-patterns.c: Ditto.
14306 * wide-int-print.cc: Ditto.
14307 * wide-int.cc: Ditto.
14308 * wide-int.h: Ditto.
14310 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14312 * selftest.c (selftest::assert_streq): Handle NULL values of
14313 val_actual and val_expected.
14315 2016-07-19 Martin Jambor <mjambor@suse.cz>
14318 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
14319 rather than cgraph_create_node to get a call graph node.
14321 2016-07-19 Richard Biener <rguenther@suse.de>
14323 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
14324 handle all tcc_constant bases and valueize SSA names.
14325 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
14326 tcc_constant bases.
14328 2016-07-19 David Malcolm <dmalcolm@redhat.com>
14330 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
14331 the flags of the exit block and bb2, not just the entry block.
14333 2016-07-19 Richard Biener <rguenther@suse.de>
14335 PR tree-optimization/71901
14336 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
14337 align member, group stuff with the bitfield.
14338 (vn_ref_op_align_unit): New inline.
14339 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
14340 record element alignment and operand 3 unchanged.
14341 (ao_ref_init_from_vn_reference): Adjust.
14342 (valueize_refs_1): Likewise.
14343 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
14345 2016-07-19 Richard Biener <rguenther@suse.de>
14347 PR tree-optimization/71908
14348 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
14349 symbolic constants in a more reliable way.
14351 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
14353 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
14355 (vect_update_inits_of_drs): Likewise.
14356 (vect_create_cond_for_alias_checks): Likewise.
14357 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
14359 2016-07-19 Richard Biener <rguenther@suse.de>
14362 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
14363 with an abstract origin that is not an inlined function outer
14364 scope add a self-reference as abstract origin.
14365 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
14367 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14370 * config/rs6000/rs6000.c (rs6000_function_value): Fix
14371 unintentional System V.4 structure return breakage for structures
14372 with a single floating point element.
14374 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
14376 PR tree-optimization/71734
14377 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
14378 contains REF, use it to check safelen, assume that safelen value
14379 must be greater 1, fix style.
14380 (ref_indep_loop_p_2): Add REF_LOOP argument.
14381 (ref_indep_loop_p): Pass LOOP as additional argument to
14382 ref_indep_loop_p_2.
14384 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
14386 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
14387 allocation in the prologue.
14388 * explow.c (get_dynamic_stack_base): New function to return an address
14389 expression for the dynamic stack base.
14390 (get_dynamic_stack_size): New function to do the required dynamic stack
14391 space size calculations.
14392 (allocate_dynamic_stack_space): Use new functions.
14393 (align_dynamic_address): Move some code from
14394 allocate_dynamic_stack_space to new function.
14395 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
14397 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14399 * config/s390/s390.c (s390_encode_section_info): Always set
14400 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
14403 2016-07-18 Richard Biener <rguenther@suse.de>
14405 PR tree-optimization/71893
14406 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
14407 for sizetype cast added by array_ref_element_size.
14408 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14410 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
14412 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
14413 register parameters. Remove code to initialize argument pointer
14414 on TARGET_64BIT. Optimize call to _mcount when it can be reached
14415 using a pc-relative branch. Cleanup conditional code.
14416 * config/pa/pa.md (call_mcount): New expander.
14417 (call_mcount_nonpic): New insn.
14418 (call_mcount_pic): New insn and split.
14419 (call_mcount_pic_post_reload): New insn.
14420 (call_mcount_64bit): New insn and split.
14421 (call_mcount_64bit_post_reload): New insn.
14423 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
14425 * config/avr/predicates.md (const_m255_to_m1_operand): New.
14426 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
14427 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
14428 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
14429 (*usum_widenqihi3, *udiff_widenqihi3)
14430 (*addhi3_zero_extend.const): New combiner insns.
14431 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
14432 just 1 bit is affected.
14433 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
14434 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
14436 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
14438 * omp-low.c (lower_omp_target): Mark data clauses with
14439 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
14440 zero-length subarrays.
14442 2016-07-15 Richard Biener <rguenther@suse.de>
14444 PR tree-optimization/71881
14445 * tree-loop-distribution.c (destroy_loop): Remove blocks in
14446 reverse DOM order to make debug temp generation happy.
14448 2016-07-15 Richard Biener <rguenther@suse.de>
14450 PR tree-optimization/71887
14451 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
14452 verify it is not zero for division / modulo handling.
14453 (value_replacement): Adjust.
14455 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
14456 Julian Brown <julian@codesourcery.com>
14458 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
14459 * config/aarch64/aarch64-cost-tables.h
14460 (vulcan_extra_costs): New variable.
14461 * config/aarch64/aarch64.c
14462 (vulcan_addrcost_table): Likewise.
14463 (vulcan_regmove_cost): Likewise.
14464 (vulcan_vector_cost): Likewise.
14465 (vulcan_branch_cost): Likewise.
14466 (vulcan_tunings): Likewise.
14468 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
14470 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
14471 (output_in_order): Loop over undefined variables too. Output them
14472 via assemble_undefined_decl. Skip variables that correspond to hard
14473 registers or have value-exprs.
14474 * varpool.c (symbol_table::output_variables): Handle undefined
14475 variables together with defined ones.
14477 2016-07-15 Richard Biener <rguenther@suse.de>
14479 * tree-ssa-pre.c (get_representative_for): Make sure to return
14480 the value number of SSA names.
14481 (phi_translate_1): get_representative_for cannot return NULL.
14482 (do_pre_regular_insertion): Remove redundant call to
14483 fully_constant_expression.
14484 (do_pre_partial_partial_insertion): Likewise.
14486 2016-07-15 Bin Cheng <bin.cheng@arm.com>
14488 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
14489 (derive_simple_iv_with_niters): New function.
14490 (simple_iv): Rewrite using simple_iv_with_niters.
14491 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
14492 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
14494 (number_of_iterations_exit): Rewrite using above function.
14495 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
14498 2016-07-15 Richard Biener <rguenther@suse.de>
14500 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
14501 vec_construct cost.
14503 2016-07-14 Jakub Jelinek <jakub@redhat.com>
14505 PR tree-optimization/71872
14506 * tree-data-ref.c (get_references_in_stmt): Ignore references
14507 with is_gimple_constant get_base_address.
14509 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14511 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
14512 (TARGET_HAVE_LDACQD): New macro.
14513 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
14514 than TARGET_HAVE_LDACQ.
14515 (arm_load_acquire_exclusivedi): Likewise.
14516 (arm_store_release_exclusivedi): Likewise.
14518 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
14520 PR rtl-optimization/71878
14521 * lra-constraints.c (match_reload): Pass information about other
14522 output operands. Create new unique register value if matching input
14523 operand shares same register value as output operand being considered.
14524 (curr_insn_transform): Record output operands already processed.
14526 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14529 PR tree-optimization/70923
14530 * tree-vect-patterns.c: Include mult-synthesis.h.
14531 (target_supports_mult_synth_alg): New function.
14532 (synth_lshift_by_additions): Likewise.
14533 (apply_binop_and_append_stmt): Likewise.
14534 (vect_synth_mult_by_constant): Likewise.
14535 (target_has_vecop_for_code): Likewise.
14536 (vect_recog_mult_pattern): Use above functions to synthesize vector
14537 multiplication by integer constants.
14539 2016-07-14 Alan Modra <amodra@gmail.com>
14541 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
14542 gpr alternatives. Correct '*' placement on Y,r alternative.
14543 Add '*' on operand 1 of r,r alternative.
14545 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14547 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
14548 * expmed.h: ... Here.
14550 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
14552 * gimple.h (stmt_can_terminate_bb_p): New function.
14553 * tree-cfg.c (need_fake_edge_p): Rename to ...
14554 (stmt_can_terminate_bb_p): ... this; return true if stmt can
14555 throw external; handle const and pure calls.
14556 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
14558 2016-07-14 Richard Biener <rguenther@suse.de>
14560 PR tree-optimization/71866
14561 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
14562 (do_hoist_insertion): Avoid endless recursion when we
14563 didn't insert anything because we managed to simplify
14564 things down to a constant or SSA name.
14565 (fully_constant_expression): Re-write in terms of ...
14566 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
14567 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
14568 vn_nary_build_or_lookup_1.
14569 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
14570 (vn_nary_build_or_lookup): ... this which now wraps it.
14572 2016-07-14 Alan Modra <amodra@gmail.com>
14575 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
14576 with p9_vector override before power9-dform override.
14578 2016-07-13 Andi Kleen <ak@linux.intel.com>
14580 * value-prof.c (gimple_value_profile_transformations): Don't run
14581 when auto_profile is on.
14583 2016-07-13 Andi Kleen <ak@linux.intel.com>
14585 * auto-profile.c (update_inlined_ind_target,
14586 afdo_indirect_call): Print information to dump file.
14588 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
14590 * genrecog.c (special_predicate_operand_p): New function.
14591 (predicate_name): Move function.
14592 (validate_pattern): Don't warn about missing mode for all
14593 define_special_predicate predicates.
14595 2016-07-13 Bin Cheng <bin.cheng@arm.com>
14597 * tree-vect-data-refs.c (vect_no_alias_p): New function.
14598 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
14599 resolve alias checks which are known at compilation time.
14600 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
14601 alias checks are resolved. Move dump info for too many runtime
14602 alias checks to here...
14603 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
14605 2016-07-13 Richard Biener <rguenther@suse.de>
14607 PR tree-optimization/24574
14608 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
14609 position and add shift, rotate, divison and modulo support
14611 (value_replacement): Pass in argument position to absorbing_element_p.
14613 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
14616 * ipa-inline-transform.c (inline_call): Support
14617 instrumented thunks.
14619 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
14621 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
14622 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
14624 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
14625 Baseline. Make initial alternative TARGET_32BIT only.
14626 (udivsi3): Likewise.
14627 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
14628 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
14631 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
14633 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
14634 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
14635 availability with TARGET_HAVE_MOVT.
14636 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
14637 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
14638 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
14640 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
14641 extra instruction if MOVW is available. Use a cost variable
14642 incremented by COSTS_N_INSNS (1) when the condition match rather than
14643 returning an arithmetic expression based on COSTS_N_INSNS. Make
14644 constant with bottom half word zero cost 2 instruction if MOVW is
14646 * config/arm/arm.md (define_attr "arch"): Add v8mb.
14647 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
14648 target is ARMv8-M Baseline.
14649 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
14650 (arm_movtas_ze): Likewise.
14651 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
14652 alternative for constants satisfying j constraint.
14653 (thumb1_movsi_insn): Likewise.
14654 (movsi splitter for K alternative): Tighten condition to not trigger
14655 if movt is available and j constraint is satisfied.
14656 (Pe immediate splitter): Likewise.
14657 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
14658 constant fitting in an halfword to use MOVW.
14659 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
14662 2016-07-13 Richard Biener <rguenther@suse.de>
14664 PR middle-end/71104
14665 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
14666 gimplifying the LHS. Make sure to gimplify a returning twice
14667 call LHS without using SSA names.
14669 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14671 * tree-data-ref.c (find_data_references_in_stmt): Remove
14672 unnecessary call to vec::release.
14673 (graphite_find_data_references_in_stmt): Likewise.
14674 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
14675 * tree-vect-stmts.c (vectorizable_condition): Likewise.
14677 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14679 * cfgexpand.c (expand_used_vars): Make the type of a local
14681 * genmatch.c (lower_for): Likewise.
14682 * haifa-sched.c (haifa_sched_init): Likewise.
14683 (add_to_speculative_block): Likewise.
14684 (create_check_block_twin): Likewise.
14685 * predict.c (handle_missing_profiles): Likewise.
14686 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
14687 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
14688 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
14690 (maybe_lower_iteration_bound): Likewise.
14691 * tree-ssa-sccvn.c (DFS): Likewise.
14692 * tree-stdarg.c (reachable_at_most_once): Likewise.
14693 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
14694 (vectorizable_store): Likewise.
14696 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14698 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
14699 (sccvn_dom_walker): make cond_stack an auto_vec.
14701 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14703 * ree.c (struct ext_state): Make type of members auto_vec.
14704 (find_and_remove_re): Adjust.
14706 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14708 * cfgexpand.c (struct stack_vars_data): Make type of fields
14710 (expand_used_vars): Adjust.
14712 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14714 * ipa.c (record_cdtor_fn): Adjust.
14715 (build_cdtor_fns): Likewise.
14716 (ipa_cdtor_merge): Make static_ctors and static_dtors local
14719 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14721 * genextract.c (struct accum_extract): Add constructor and make
14723 (gen_insn): Adjust.
14725 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14727 * tree.c (struct free_lang_data_d): Add constructor and change
14728 types of members to ones that automatically manage resources.
14729 (fld_worklist_push): Adjust.
14730 (find_decls_types): Likewise.
14731 (find_decls_types_in_eh_region): Likewise.
14732 (free_lang_data_in_cgraph): Stop manually creating and
14733 destroying members of free_lang_data_d.
14735 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
14737 PR rtl-optimization/68961
14738 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
14739 peephole variant. Use sse_reg_operand predicates.
14741 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
14743 * config/i386/predicates.md (x86_64_immediate_operand)
14744 <case CONST_INT>: Remove unneeded truncation to DImode.
14745 <case CONST>: Ditto.
14746 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
14748 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14751 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
14752 The xxperm and xxpermr instructions require that the 2nd input
14753 operand overlap with the output operand, and not the 1st.
14754 (altivec_vperm_v8hiv16qi): Likewise.
14755 (altivec_vperm_<mode>_uns_internal): Likewise.
14756 (altivec_vpermr_<mode>_internal): Likewise.
14757 (vperm_v8hiv4si): Likewise.
14758 (vperm_v16qiv8hi): Likewise.
14760 2016-07-12 Nathan Sidwell <nathan@acm.org>
14762 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
14763 when -mno-pic-data-is-text-relative is in effect, by default.
14764 * doc/invoke.texi (mpic-data-is-text-relative): Document new
14765 behavior and clarify.
14767 2016-07-12 Martin Liska <mliska@suse.cz>
14769 * params.def: Add avg-loop niter.
14770 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
14771 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
14772 * doc/invoke.texi: Document the new parameter.
14774 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14776 PR middle-end/71700
14777 * expr.c (store_constructor): Mask sign-extended bits when widening
14778 sub-word constructor element at the start of a word.
14780 2016-07-12 Martin Liska <mliska@suse.cz>
14782 * Makefile.in: Append rule for params-options.h.
14783 * params-options.h: New file.
14785 2016-07-12 Martin Liska <mliska@suse.cz>
14787 * ira-build.c (mark_loops_for_removal): Properly iterate
14790 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
14791 Richard Biener <rguenther@suse.de>
14793 PR tree-optimization/23286
14794 PR tree-optimization/70159
14795 * doc/invoke.texi: Document -fcode-hoisting.
14796 * common.opt (fcode-hoisting): New flag.
14797 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
14798 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
14799 (do_regular_insertion): Rename to ...
14800 (do_pre_regular_insertion): ... this and amend general comments
14801 on insertion strathegy.
14802 (do_partial_partial_insertion): Rename to ...
14803 (do_pre_partial_partial_insertion): ... this.
14804 (do_hoist_insertion): New function.
14805 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
14806 and call do_hoist_insertion properly.
14808 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
14809 (pass_pre::execute): Register hoist_insert stats.
14811 2016-07-12 Jakub Jelinek <jakub@redhat.com>
14813 PR middle-end/71716
14814 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
14815 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
14816 is different from mode's bitsize. Small cleanup.
14818 2016-07-12 Richard Biener <rguenther@suse.de>
14820 PR rtl-optimization/68961
14821 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
14822 to simplify to a non-constant.
14824 2016-07-11 Jakub Jelinek <jakub@redhat.com>
14826 PR middle-end/71758
14827 * omp-low.c (expand_omp_target): Gimplify device.
14829 PR tree-optimization/71823
14830 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
14831 to get vec_oprnds2 from op2.
14833 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
14835 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
14836 Hoist common subexpressions.
14837 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
14839 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
14842 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
14843 prevent generation of 'stxsiwx' on pre Power8 hardware.
14845 2016-07-11 David Malcolm <dmalcolm@redhat.com>
14847 * input.c: Include cpplib.h.
14848 (selftest::temp_source_file): New class.
14849 (selftest::temp_source_file::temp_source_file): New ctor.
14850 (selftest::temp_source_file::~temp_source_file): New dtor.
14851 (selftest::should_have_column_data_p): New function.
14852 (selftest::test_should_have_column_data_p): New function.
14853 (selftest::temp_line_table): New class.
14854 (selftest::temp_line_table::temp_line_table): New ctor.
14855 (selftest::temp_line_table::~temp_line_table): New dtor.
14856 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
14857 it to create a temp_line_table.
14858 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
14859 locations that are known to have column data.
14860 (selftest::line_table_case): New struct.
14861 (selftest::test_reading_source_line): Move tempfile handling
14862 to class temp_source_file.
14863 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
14864 (selftest::assert_token_loc_eq): New function.
14865 (ASSERT_TOKEN_LOC_EQ): New macro.
14866 (selftest::test_lexer): New function.
14867 (selftest::boundary_locations): New array.
14868 (selftest::input_c_tests): Call test_should_have_column_data_p.
14869 Loop over a test matrix of interesting values of location and
14870 default_range_bits, calling test_lexer on each case in the matrix.
14871 Move call to test_accessing_ordinary_linemaps into the matrix.
14872 * selftest.h (ASSERT_EQ): Reimplement in terms of...
14873 (ASSERT_EQ_AT): New macro.
14875 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
14878 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
14879 Don't convert TImode in debug insn.
14881 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14883 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
14884 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
14885 (tree_type_common::lang_flag_7): New.
14886 (tree_type_common::spare): Reduce size.
14887 * tree.h (TYPE_ALIGN_OK): Remove.
14888 (TYPE_LANG_FLAG_7): New.
14889 (get_inner_reference): Adjust header.
14890 * print-tree.c (print_node): Adjust.
14891 * expr.c (get_inner_reference): Remove parameter keep_aligning.
14892 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
14893 calls to get_inner_reference.
14894 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
14895 handling of TYPE_ALIGN_OK.
14896 * builtins.c (get_object_alignment_2): Adjust call to
14897 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
14898 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
14900 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
14901 * cfgexpand.c (expand_debug_expr): Likewise.
14902 * dbxout.c (dbxout_expand_expr): Likewise.
14903 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
14904 loc_list_from_tree, fortran_common): Likewise.
14905 * fold-const.c (optimize_bit_field_compare,
14906 decode_field_reference, fold_unary_loc, fold_comparison,
14907 split_address_to_core_and_offset): Likewise.
14908 * gimple-laddress.c (execute): Likewise.
14909 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
14910 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
14911 * hsa-gen.c (gen_hsa_addr): Likewise.
14912 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
14913 * tsan.c (instrument_expr): Likewise.
14914 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
14915 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
14916 * tree-affine.c (tree_to_aff_combination,
14917 get_inner_reference_aff): Adjust calls to get_inner_reference.
14918 * tree-data-ref.c (split_constant_offset_1,
14919 dr_analyze_innermost): Likewise.
14920 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
14921 * tree-sra.c (ipa_sra_check_caller): Likewise.
14922 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
14923 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
14924 bswap_replace): Likewise.
14925 * tree-vect-data-refs.c (vect_check_gather,
14926 vect_analyze_data_refs): Likewise.
14927 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
14928 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
14931 2016-07-11 David Malcolm <dmalcolm@redhat.com>
14933 * Makefile.in (selftest-valgrind): New phony target.
14934 * function-tests.c (selftest::build_cfg): Delete pass instances
14935 created by the test.
14936 (selftest::convert_to_ssa): Likewise.
14937 (selftest::test_expansion_to_rtl): Likewise.
14938 * tree-cfg.c (selftest::test_linear_chain): Release dominator
14940 (selftest::test_diamond): Likewise.
14942 2016-07-11 Richard Biener <rguenther@suse.de>
14944 PR tree-optimization/71816
14945 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
14946 than replacing all of its operands.
14948 2016-07-11 Alan Modra <amodra@gmail.com>
14950 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
14951 (ctr<mode>): Add unspec.
14952 (ctr<mode>_internal*): Likewise.
14954 2016-07-08 James Bowman <james.bowman@ftdichip.com>
14956 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
14957 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
14959 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
14961 PR rtl-optimization/71621
14962 * lra-constraints.c (process_alt_operands): Check combination of
14963 reg class and mode.
14965 2016-07-08 Jason Merrill <jason@redhat.com>
14966 Richard Biener <rguenther@suse.de>
14968 P0145: Refining Expression Order for C++.
14969 * gimplify.c (initial_rhs_predicate_for): New.
14970 (gimplfy_modify_expr): Gimplify RHS before LHS.
14972 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14975 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14976 Allow standard error handling to take over when a wrong number
14977 of arguments is presented to __builtin_vec_ld () or
14978 __builtin_vec_st ().
14980 2016-07-08 Jiong Wang <jiong.wang@arm.com>
14982 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
14987 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
14988 __builtin_aarch64_fmaxv2sf.
14989 (vmaxnmq_f32): Likewise.
14990 (vmaxnmq_f64): Likewise.
14991 (vminnm_f32): Likewise.
14992 (vminnmq_f32): Likewise.
14993 (vminnmq_f64): Likewise.
14995 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
14998 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
14999 enable -mfloat128-hardware by default.
15000 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
15001 that IEEE 128-bit hardware support needs.
15002 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
15003 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
15004 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
15005 floating point requires.
15006 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15007 -mfloat128 and -mfloat128-hardware changes.
15009 2016-07-08 Alan Hayward <alan.hayward@arm.com>
15011 PR tree-optimization/71667
15012 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
15014 2016-07-08 Martin Liska <mliska@suse.cz>
15016 PR middle-end/71606
15017 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
15018 folding produces SAVE_EXPRs, thus return false for the type.
15020 2016-07-07 Martin Liska <mliska@suse.cz>
15022 * file-find.c (remove_prefix): New function.
15023 * file-find.h (remove_prefix): Declare the function.
15024 * gcc-ar.c (main): Skip a folder of the wrapper if
15025 a wrapped binary would point to the same file.
15027 2016-07-07 Jan Hubicka <jh@suse.cz>
15029 * tree-scalar-evolution.c (iv_can_overflow_p): export.
15030 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
15031 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
15033 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
15036 * ipa-inline-analysis.c (compute_inline_parameters): Set
15037 local.can_change_signature to false for intrumentation
15040 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15042 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
15043 with TARGET_HAVE_MOVT.
15044 (TARGET_HAVE_MOVT): Define.
15045 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
15046 availability with TARGET_HAVE_MOVT.
15047 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
15049 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
15051 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
15052 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
15053 * config/arm/constraints.md (define_constraint "j"): Use
15054 TARGET_HAVE_MOVT to check MOVT availability.
15056 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15058 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
15060 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15062 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
15063 (armv8-m.main): Likewise.
15064 (armv8-m.main+dsp): Likewise.
15065 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
15066 (FL_FOR_ARCH8M_MAIN): Likewise.
15067 * config/arm/arm-tables.opt: Regenerate.
15068 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
15069 armv8-m.main+dsp to BE8_LINK_SPEC.
15070 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
15071 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
15072 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
15073 Baseline and Mainline.
15074 (arm_option_override_internal): Also disable arm_restrict_it when
15075 !arm_arch_notm. Update comment for -munaligned-access to also cover
15077 (arm_file_start): Increase buffer size for printing architecture name.
15078 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
15079 and armv8-m.main+dsp.
15080 (mno-unaligned-access): Clarify that this is disabled by default for
15081 ARMv8-M Baseline architectures as well.
15083 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
15085 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
15086 decide whether to prevent some libgcc routines being included for some
15087 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
15088 link between this condition and the one in
15089 libgcc/config/arm/lib1func.S.
15091 2016-07-07 Richard Biener <rguenther@suse.de>
15093 * tree-ssa-pre.c: Include alias.h.
15094 (compute_avail): If we have multiple VN_REFERENCEs with the
15095 same hashtable entry adjust that to make it a valid replacement
15096 for all of them with respect to alignment and aliasing
15097 when doing insertion.
15098 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
15099 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
15101 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
15105 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15106 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
15109 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15111 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
15112 (adjust_mems): Adjust.
15113 (adjust_insn): Likewise.
15114 (prepare_call_arguments): Likewise.
15116 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15118 * gcse.c (struct ls_expr): Make stores field a vector.
15119 (ldst_entry): Adjust.
15120 (free_ldst_entry): Likewise.
15121 (print_ldst_list): Likewise.
15122 (compute_ld_motion_mems): Likewise.
15123 (update_ld_motion_stores): Likewise.
15125 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15127 * gcse.c (struct ls_expr): Remove loads field.
15128 (ldst_entry): Adjust.
15129 (free_ldst_entry): Likewise.
15130 (print_ldst_list): Likewise.
15131 (compute_ld_motion_mems): Likewise.
15133 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15135 * store-motion.c (struct st_expr): Make antic_stores a vector.
15136 (st_expr_entry): Adjust.
15137 (free_st_expr_entry): Likewise.
15138 (print_store_motion_mems): Likewise.
15139 (find_moveable_store): Likewise.
15140 (compute_store_table): Likewise.
15141 (remove_reachable_equiv_notes): Likewise.
15142 (replace_store_insn): Likewise.
15143 (build_store_vectors): Likewise.
15145 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15147 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
15148 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
15150 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15152 PR tree-optimization/71518
15153 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
15154 misalign also for outer loops with negative step.
15156 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
15158 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
15159 (cortex_a53_shift): Add mov_shift.
15160 (cortex_a53_shift_reg): Add new reservation for register shifts.
15161 (cortex_a53_alu): Remove bfm.
15162 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
15163 (cortex_a53_alu_extr): Add new reservation for EXTR.
15164 (bypasses): Improve bypass modelling.
15166 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15169 * config/avr/avr.c (avr_asm_select_section): Strip off
15170 SECTION_DECLARED from flags when calling get_section.
15172 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15174 * tree-vectorizer.h (vect_memory_access_type): Add
15175 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
15176 * tree-vect-stmts.c (compare_step_with_zero): New function.
15177 (perm_mask_for_reverse): Move further up file.
15178 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
15180 (get_negative_load_store_type): New function.
15181 (get_load_store_type): Call it. Add an ncopies argument.
15182 (vectorizable_mask_load_store): Update call accordingly and
15183 remove tests for negative steps.
15184 (vectorizable_store, vectorizable_load): Likewise. Handle new
15185 memory_access_types.
15187 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15189 * tree-vectorizer.h (vect_memory_access_type): New enum.
15190 (_stmt_vec_info): Add a memory_access_type field.
15191 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
15192 (vect_model_store_cost): Take an access type instead of a boolean.
15193 (vect_model_load_cost): Likewise.
15194 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
15195 vect_model_store_cost and vect_model_load_cost.
15196 * tree-vect-stmts.c (vec_load_store_type): New enum.
15197 (vect_model_store_cost): Take an access type instead of a
15198 store_lanes_p boolean. Simplify tests.
15199 (vect_model_load_cost): Likewise, but for load_lanes_p.
15200 (get_group_load_store_type, get_load_store_type): New functions.
15201 (vectorizable_store): Use get_load_store_type. Record the access
15202 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
15203 (vectorizable_load): Likewise.
15204 (vectorizable_mask_load_store): Likewise. Replace is_store
15205 variable with vls_type.
15207 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15209 * tree-vectorizer.h (vect_grouped_load_supported): Add a
15210 single_element_p parameter.
15211 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
15212 Check the PR65518 case here rather than in vectorizable_load.
15213 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
15214 * tree-vect-stmts.c (vectorizable_load): Likewise.
15216 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15218 * tree-vectorizer.h (gather_scatter_info): New structure.
15219 (vect_check_gather_scatter): Return a bool rather than a decl.
15220 Replace return-by-pointer arguments with a single
15221 gather_scatter_info *.
15222 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
15223 (vect_analyze_data_refs): Update call accordingly.
15224 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
15225 (vectorizable_mask_load_store): Likewise. Also record the
15226 offset dt and vectype in the gather_scatter_info.
15227 (vectorizable_store): Likewise.
15228 (vectorizable_load): Likewise.
15230 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15232 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
15233 strided groups, use the cost of N scalar accesses instead
15234 of ncopies vector accesses.
15235 (vect_model_load_cost): Likewise.
15237 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15239 * tree-vect-stmts.c (vect_cost_group_size): Delete.
15240 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
15241 variable to indicate when once-per-group costs are being used.
15242 (vect_model_load_cost): Likewise. Fix comment and misindented code.
15244 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
15246 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
15247 peeling-for-gaps condition.
15249 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15251 * config/s390/s390.c (s390_expand_vec_init): Force initializer
15252 element to register if it doesn't match general_operand.
15254 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
15255 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15257 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
15259 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
15260 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
15261 (SIGNBIT): New mode iterator.
15262 (Fsignbit): New mode attribute.
15263 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
15264 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
15265 when direct moves are available.
15266 (signbit<mode>2_dm): New define_insn_and_split).
15267 (signbit<mode>2_dm2): New define_insn.
15269 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15271 PR rtl-optimization/71594
15272 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
15273 into subregs of appropriate mode before trying to emit a conditional
15276 2016-07-05 Jan Hubicka <jh@suse.cz>
15278 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
15279 (simple_iv): Use it.
15281 2016-07-05 Jan Hubicka <jh@suse.cz>
15283 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
15285 2016-07-05 Jiong Wang <jiong.wang@arm.com>
15287 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
15290 2016-07-05 Jan Hubicka <jh@suse.cz>
15292 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
15295 2016-07-05 Richard Biener <rguenther@suse.de>
15297 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
15298 Handle empty else block.
15299 (is_feasible_trace): Likewise.
15300 (split_paths): Likewise.
15302 2016-07-05 Richard Biener <rguenther@suse.de>
15304 * tree-loop-distribution.c (distribute_loop): Fix issue with
15305 the cost model loop.
15307 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
15309 * config/arm/neon-testgen.ml: Delete.
15310 * config/arm/neon.ml: Delete.
15312 2016-07-04 Jakub Jelinek <jakub@redhat.com>
15315 * tree.c (attribute_value_equal): Use get_attribute_name instead of
15316 directly using TREE_PURPOSE.
15318 2016-07-04 Jiong Wang <jiong.wang@arm.com>
15320 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
15321 * config/aarch64/aarch64_neon.h: Likewise.
15322 * config/aarch64/arm_neon.h: Likewise.
15323 * config/aarch64/atomics.md: Likewise.
15324 * config/aarch64/aarch64-simd-builtins.def: Likewise.
15325 * doc/invoke.texi: Likewise.
15327 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15329 * config/s390/s390.md: Add "z13" cpu_facility.
15330 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
15331 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
15332 condition" type instructions.
15334 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
15335 Jeff Law <law@redhat.com>
15337 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
15338 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
15340 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
15342 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
15343 permutation for TARGET_AVX512F.
15344 (ix86_expand_vec_one_operand_perm_avx512): New function.
15345 (expand_vec_perm_1): Invoke introduced function.
15346 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15347 it may be not valid after vectorization.
15349 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15352 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
15353 typo in comment. Only force to memory if it is a weak
15354 external reference.
15356 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
15357 Jiong Wang <jiong.wang@arm.com>
15359 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
15360 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
15361 (AARCH64_FL_F16): New.
15362 (AARCH64_FL_FOR_ARCH8_2): New.
15363 (AARCH64_ISA_8_2): New.
15364 (AARCH64_ISA_F16): New.
15365 (TARGET_FP_F16INST): New.
15366 (TARGET_SIMD_F16INST): New.
15367 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
15368 ("fp"): Disabling "fp" also disables "fp16".
15369 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
15370 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
15371 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
15372 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
15374 2016-07-04 Jan Beulich <jbeulich@suse.com>
15376 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
15378 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15381 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
15382 the insns, use an insn form that does not adjust the offset on
15383 little endian systems.
15385 2016-07-01 Jan Beulich <jbeulich@suse.com>
15387 * varasm.c (get_variable_section): Validate initializer in
15388 named .bss-like sections.
15390 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
15392 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
15393 Exchange the order of the second and third operands in the vpermr
15394 instruction tmeplate.
15396 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
15399 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
15400 Disallow TDmode values.
15402 2016-07-01 Alan Modra <amodra@gmail.com>
15404 PR rtl-optimization/71709
15405 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
15406 being set, not referenced.
15408 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
15410 PR tree-optimization/70729
15411 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
15412 of loop since it can be not valid after transformation.
15414 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15416 * config/arm/arm.c (thumb_reload_in_hi): Delete.
15417 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
15419 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
15421 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
15424 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15427 * config/rs6000/constraints.md (wY constraint): New constraint to
15428 match the requirements for the LXSD and STXSD instructions.
15429 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
15430 predicate to match the requirements for the LXSD and STXSD
15432 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
15433 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
15434 to make sure that the bottom 2 bits of offset are 0, the address
15435 form is offsettable, and no updating is done in the address mode.
15436 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
15437 (movdi_internal32): Likewise
15438 (movdi_internal64): Likewise.
15440 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15442 PR tree-optimization/71707
15443 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
15444 strinfo even for ADDR_EXPR ptr.
15446 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
15448 * config/rs6000/altivec.md (darn_32): Change the condition to
15449 TARGET_P9_MISC instead of TARGET_MODULO.
15450 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
15451 condition expression.
15452 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
15453 condition expression.
15454 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
15455 (DFP_TEST): New code iterator.
15456 (dfptstsfi_<code>_mode>): New define_expand.
15457 (*dfp_sgnfcnc_<mode>): New define_insn.
15458 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
15459 definition next to BU_P9_MISC_1 definition and change the MASK
15460 value to RS6000_BTM_P9_MISC.
15461 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
15462 (BU_P9_64BIT_MISC_0): Likewise.
15463 (BU_P9_DFP_MISC_0): New macro definition.
15464 (BU_P9_DFP_MISC_1): New macro definition.
15465 (BU_P9_DFP_MISC_2): New macro definition.
15466 (BU_P9_DFP_OVERLOAD_1): New macro definition.
15467 (BU_P9_DFP_OVERLOAD_2): New macro definition.
15468 (BU_P9_DFP_OVERLOAD_3): New macro definition.
15469 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
15470 (TSTSFI_LT_TD): Likewise.
15471 (TSTSFI_EQ_DD): Likewise.
15472 (TSTSFI_EQ_TD): Likewise.
15473 (TSTSFI_GT_DD): Likewise.
15474 (TSTSFI_GT_TD): Likewise.
15475 (TSTSFI_OV_DD): Likewise.
15476 (TSTSFI_OV_TD): Likewise.
15477 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
15478 (TSTSFI_LT_DD): Likewise.
15479 (TSTSFI_LT_TD): Likewise.
15480 (TSTSFI_EQ): Likewise.
15481 (TSTSFI_EQ_DD): Likewise.
15482 (TSTSFI_EQ_TD): Likewise.
15483 (TSTSFI_GT): Likewise.
15484 (TSTSFI_GT_DD): Likewise.
15485 (TSTSFI_GT_TD): Likewise.
15486 (TSTSFI_OV): Likewise.
15487 (TSTSFI_OV_DD): Likewise.
15488 (TSTSFI_OV_TD): Likewise.
15489 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15490 overloaded test significance functions.
15491 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15492 OPTION_MASK_P9_MISC into the representation of this mask.
15493 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
15495 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
15496 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
15498 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
15499 argument is a 6-bit unsigned literal value if the icode argument
15500 represents a DFP test significance built-in call.
15501 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
15502 flag used independently and in combination with the
15503 RS6000_BTM_64BIT flag.
15504 (rs6000_opt_masks): Add entry for power9-misc command-line option.
15505 (rs6000_builtin_mask_names): Add entry for power9-misc
15506 command-line option.
15507 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
15508 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
15509 RS6000_BTM_P9_MISC macros.
15510 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
15511 option and change the description of the -mpower9-vector option to
15512 enable only vector instructions, removing its erroneously claimed
15513 support for scalar instructions.
15514 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15515 the ISA 3.0 digital floating point test significance built-in
15518 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
15520 * config/aarch64/aarch64.c (cortexa35_tunings):
15521 Enable AES fusion. Use cortexa57_branch_cost.
15522 (cortexa53_tunings): Use cortexa57_branch_cost.
15523 (cortexa72_tunings): Use cortexa57_branch_cost.
15524 Use AUTOPREFETCHER_WEAK.
15525 (cortexa73_tunings): Use cortexa57_branch_cost.
15527 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15528 James Greenhalgh <james.greenhalgh@arm.com>
15530 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
15531 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
15532 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
15533 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
15534 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
15535 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
15536 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
15537 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
15538 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
15539 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
15540 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
15541 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
15542 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
15545 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
15546 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15548 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
15550 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
15552 2016-06-30 David Malcolm <dmalcolm@redhat.com>
15555 * gcc.c (driver::build_option_suggestions): Pass "option" to
15556 add_misspelling_candidates.
15557 * opts-common.c (add_misspelling_candidates): Add "option" param;
15558 use it to avoid adding negated forms for options marked with
15560 * opts.h (add_misspelling_candidates): Add "option" param.
15562 2016-06-30 Jakub Jelinek <jakub@redhat.com>
15564 PR middle-end/71693
15565 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
15566 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
15567 first when permuting bitwise operation with rotate. Cast
15568 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
15570 2016-06-29 David Malcolm <dmalcolm@redhat.com>
15572 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
15573 for misspelled param names.
15574 * params.c: Include spellcheck.h.
15575 (find_param_fuzzy): New function.
15576 * params.h (find_param_fuzzy): New prototype.
15577 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
15578 * spellcheck.h (struct edit_distance_traits<const char *>):
15581 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
15583 * config/rs6000/predicates.md (const_0_to_7_operand): New
15584 predicate, recognize 0..7.
15585 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15586 support for doing extracts from V16QImode, V8HImode, V4SImode
15588 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
15589 vector extract support.
15590 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
15591 for ISA 3.0 vector extract.
15592 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
15593 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
15594 extracts of a constant element number from small integer vectors
15595 on 64-bit ISA 3.0 systems.
15596 (vsx_extract_<mode>_di): Likewise.
15597 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
15598 say when we can do ISA 3.0 vector extracts.
15599 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
15600 registers, using the stxsiwx instruction.
15602 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
15604 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
15605 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
15606 qdf24xx_regmove_cost, qdf24xx_tunings): New.
15607 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
15608 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
15609 * config/arm/arm.c (arm_qdf24xx_tune): New.
15611 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
15613 * config/aarch64/aarch64.c (cortexa53_tunings):
15614 Increase loop alignment to 8. Set function alignment to 16.
15615 (cortexa35_tunings): Likewise.
15616 (cortexa57_tunings): Increase loop alignment to 8.
15617 (cortexa72_tunings): Likewise.
15618 (cortexa73_tunings): Likewise.
15620 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
15622 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
15623 for arm_fp16_ok and arm_fp16_hw.
15624 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
15625 arm_fp16_alternative.
15627 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
15629 PR tree-optimization/71655
15630 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
15631 types when swapping operands.
15633 2016-06-29 Martin Liska <mliska@suse.cz>
15635 PR middle-end/71585
15636 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
15637 * ipa-inline-transform.c (inline_call): Remove unnecessary call
15638 of build_optimization_node.
15640 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
15642 PR tree-optimization/70729
15643 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
15644 independent in loops having positive safelen value.
15645 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
15646 it may be not valid after vectorization.
15648 2016-06-29 Jakub Jelinek <jakub@redhat.com>
15650 PR tree-optimization/71625
15651 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
15652 is sorted by ascending list->offset. If PTR is non-NULL and there is
15653 previous strinfo, call get_stridx_plus_constant.
15654 (get_stridx): Pass exp as second argument to get_addr_stridx.
15655 (addr_stridxptr): Add missing list = list->next, so that there can be
15656 more than one entries in the list. Bump limit from 16 to 32. Ensure
15657 the list is sorted by ascending list->offset.
15658 (get_stridx_plus_constant): Adjust so that it can be also called with
15659 ADDR_EXPR instead of SSA_NAME as PTR.
15660 (handle_char_store): Pass NULL_TREE as second argument to
15663 2016-06-29 Richard Biener <rguenther@suse.de>
15665 PR rtl-optimization/68961
15666 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
15668 2016-06-29 Richard Biener <rguenther@suse.de>
15670 PR middle-end/71002
15671 * alias.c (component_uses_parent_alias_set_from): Handle
15672 type punning through union accesses by using the union alias set.
15673 * gimple.c (gimple_get_alias_set): Remove union type punning case.
15675 2016-07-29 Richard Biener <rguenther@suse.de>
15677 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
15678 precision not matching mode precision.
15680 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
15682 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
15683 pa_output_arg_descriptor.
15684 (call_val_symref_64bit_post_reload): Likewise.
15685 (call_val_powf_64bit_post_reload): Likewise.
15686 (sibcall_internal_symref_64bit): Likewise.
15687 (sibcall_value_internal_symref_64bit): Likewise.
15689 2016-06-28 Jakub Jelinek <jakub@redhat.com>
15691 PR middle-end/71626
15692 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
15693 a constant, force its SUBREG_REG into memory or register instead
15696 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15699 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
15700 * doc/invoke.texi (AVR Options): Document it.
15702 2016-06-28 Walter Lee <walt@tilera.com>
15704 * config/tilegx/linux.h: Do not include arch/icache.h
15705 (CLEAR_INSN_CACHE): Provide inlined definition directly.
15706 * config/tilepro/linux.h: Do not include arch/icache.h
15707 (CLEAR_INSN_CACHE): Provide inlined definition directly.
15709 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
15711 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
15712 for big-endian BIT_FIELD_REF.
15714 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
15716 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
15717 ('size' attribute): Add '128'.
15719 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
15720 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
15721 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
15722 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
15723 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
15724 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
15725 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
15726 *trunc<mode>df2_odd): Set size attribute to '128'.
15727 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
15728 * config/rs6000/power6.md (power6-fp): Include dfp type.
15729 * config/rs6000/power7.md (power7-fp): Likewise.
15730 * config/rs6000/power8.md (power8-fp): Likewise.
15731 * config/rs6000/power9.md: New file.
15732 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
15733 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
15734 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
15736 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
15737 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15738 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
15739 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
15740 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
15741 dfp_dscri_<mode>): Change type attribute to dfp.
15742 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
15743 attribute to vecsimple.
15744 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
15745 and prefetch streams.
15746 (rs6000_option_override_internal): Remove temporary code setting
15747 tuning to power8. Don't set rs6000_sched_groups for power9.
15748 (last_scheduled_insn): Change to rtx_insn *.
15749 (divide_cnt, vec_load_pendulum): New variables.
15750 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
15751 (rs6000_issue_rate): Set issue rate for Power9.
15752 (is_power9_pairable_vec_type): New.
15753 (power9_sched_reorder2): New.
15754 (rs6000_sched_reorder2): Call new function for Power9 specific
15756 (insn_must_be_first_in_group): Remove Power9.
15757 (insn_must_be_last_in_group): Likewise.
15758 (force_new_group): Likewise.
15759 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
15760 Initialize divide_cnt/vec_load_pendulum.
15761 (_rs6000_sched_context, rs6000_init_sched_context,
15762 rs6000_set_sched_context): Handle context save/restore of new
15765 2016-06-28 Richard Biener <rguenther@suse.de>
15767 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
15768 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
15769 COMPONENT_REF operand.
15770 (nonoverlapping_component_refs_p): Likewise.
15771 * stor-layout.c (start_bitfield_representative): Mark
15772 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
15774 2016-06-28 Jakub Jelinek <jakub@redhat.com>
15776 * Makefile.in: Don't cat ../stage_current if it does not exist.
15778 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
15779 last argument is a bit-field.
15781 PR rtl-optimization/71673
15782 * internal-fn.c (expand_arith_overflow_result_store): Use
15783 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
15784 expand_simple_binop.
15786 PR middle-end/66867
15787 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
15788 expand_ifn_atomic_compare_exchange): New functions.
15789 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
15790 * tree.h (build_call_expr_internal_loc): Rename to ...
15791 (build_call_expr_internal_loc_array): ... this. Fix up type of
15793 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
15794 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
15795 ATOMIC_COMPARE_EXCHANGE result.
15796 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
15797 * gimple-fold.h (optimize_atomic_compare_exchange_p,
15798 fold_builtin_atomic_compare_exchange): New prototypes.
15799 * gimple-fold.c (optimize_atomic_compare_exchange_p,
15800 fold_builtin_atomic_compare_exchange): New functions..
15801 * tree-ssa.c (execute_update_addresses_taken): If
15802 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
15803 of call when finding addressable vars, and if such var becomes
15804 non-addressable, call fold_builtin_atomic_compare_exchange.
15806 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
15809 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
15810 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
15812 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
15814 * config/rs6000/rs6000.md ('type' attribute): Add
15815 veclogical,veccmpfx,vecexts,vecmove insn types.
15816 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
15817 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
15818 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
15819 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
15820 *nabs<mode>2_hw): Change type to vecmove.
15821 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
15822 *boolcc<mode>3_internal, *eqv<mode>3_internal,
15823 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
15824 *ieee_128bit_vsx_abs<mode>2_internal,
15825 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
15826 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
15827 *ieee128_mtvsrd_32bit): Change type to veclogical.
15828 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
15829 *movdi_internal32, *movdi_internal64): Update insn types.
15830 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
15831 vsx_extract_<mode>): Change type to veclogical.
15832 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
15833 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
15834 *vsx_sign_extend_si_v2di): Change type to vecexts.
15835 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
15836 type to veclogical.
15837 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
15838 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
15839 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
15840 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
15841 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15842 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
15843 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
15844 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
15845 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
15846 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
15847 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
15848 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
15849 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
15850 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
15851 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
15852 (ppc7450-vecsimple): Add veclogical, vecmove.
15853 (ppc7450-veccmp): Add veccmpfx.
15854 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
15856 (ppc8540_vector_compare): Add veccmpfx.
15857 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
15858 * config/rs6000/cell.md (cell-fp): Add fpsimple.
15859 (cell-vecsimple): Add veclogical, vecmove.
15860 (cell-veccmp): Add veccmpfx.
15861 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
15862 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
15864 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
15865 * config/rs6000/power4.md (power4-fp): Add fpsimple.
15866 (power4-vecsimple): Add veclogical, vecmove.
15867 (power4-veccmp): Add veccmpfx.
15868 * config/rs6000/power5.md (power5-fp): Add fpsimple.
15869 * config/rs6000/power6.md (power6-fp): Add fpsimple.
15870 (power6-vecsimple): Add veclogical, vecmove.
15871 (power6-veccmp): Add veccmpfx.
15872 * config/rs6000/power7.md (power7-fp): Add fpsimple.
15873 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
15874 * config/rs6000/power8.md (power8-fp): Add fpsimple.
15875 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
15876 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
15877 * config/rs6000/titan.md (titan_fp): Add fpsimple.
15878 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
15880 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
15882 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
15885 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
15886 OPTION_MASK_P9_DFORM_VECTOR.
15887 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
15888 disable -mpower9-dform-vector when using reload.
15889 (quad_address_p): Remove 'gpr_p' argument and all associated code.
15890 New 'strict' argument. Update all callers. Add strict addressing
15892 (rs6000_legitimate_offset_address_p): Remove call to
15893 virtual_stack_registers_memory_p.
15894 (rs6000_legitimize_reload_address): Add quad address support.
15895 (rs6000_legitimate_address_p): Move call to quad_address_p above
15896 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
15897 to account for new strict usage.
15898 (rs6000_output_move_128bit): Adjust quad_address_p args to account
15899 for new strict usage.
15900 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
15902 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
15909 * config/i386/i386.c (ix86_spill_class): Disable condition to
15910 always return NO_REGS.
15912 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
15914 * predict.c: Include gimple-pretty-print.h
15915 (predicted_by_loop_heuristics_p): Check also
15916 PRED_LOOP_EXIT_WITH_RECURSION
15917 (predict_loops): Find self recursive calls and use special purpose
15918 predictors for them; dump log about decisions.
15919 (pass_profile::execute): Dump info about #of iterations.
15920 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
15921 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
15923 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
15925 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
15926 output_asm_insn calls and shorten long lines. Output .CALL
15927 argument descriptor using pa_output_arg_descriptor. Add various
15928 inline $$dyncall and other optimizations.
15929 (pa_attr_length_indirect_call): Adjust ordering and lengths.
15931 2016-06-25 Jakub Jelinek <jakub@redhat.com>
15933 PR tree-optimization/71643
15934 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
15937 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
15938 leak a bitmap if dep_bb is NULL.
15940 PR tree-optimization/71631
15941 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
15942 to rewrite_expr_tree even if negate_result, move new_lhs var
15943 declaration and initialization earlier, for powi_result set afterwards
15944 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
15945 if new_lhs != lhs, and don't shadow gsi var.
15947 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
15949 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
15950 Add in_loop parameter.
15951 (predict_loops): Add loop guard heuristics.
15952 * predict.def (PRED_LOOP_GUARD): New heuristics.
15954 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
15956 * predict.c: Include ipa-utils.h
15957 (tree_bb_level_prediction): Predict recursive calls.
15958 (tree_estimate_probability_bb): Skip inexpensive calls for call
15960 * predict.def (PRED_RECURSIVE_CALL): New.
15962 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15964 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
15965 (BU_FLOAT128_1): Likewise.
15967 (COPYSIGNQ): Likewise.
15968 (RS6000_BUILTIN_NANQ): Likewise.
15969 (RS6000_BUILTIN_NANSQ): Likewise.
15970 (RS6000_BUILTIN_INFQ): Likewise.
15971 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
15972 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
15973 (TARGET_FOLD_BUILTIN): New #define.
15974 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
15975 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
15976 (rs6000_fold_builtin): New target hook implementation, handling
15977 folding of 128-bit NaNs and infinities.
15978 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
15979 entries are filled in to avoid problems during bootstrap
15980 self-test; define builtins for 128-bit NaNs and infinities.
15981 (rs6000_opt_mask): Add entry for float128.
15982 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
15983 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
15984 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
15985 (const_str_type_node): New #define.
15986 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
15987 to a define_expand that dispatches to either copysign<mode>3_soft
15988 or copysign<mode>3_hard.
15989 (copysign<mode>3_hard): Rename from copysign<mode>3.
15990 (copysign<mode>3_soft): New define_insn.
15991 * doc/extend.texi: Document new builtins.
15993 2016-06-24 Jakub Jelinek <jakub@redhat.com>
15995 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
15996 PRIu64 instead of lu.
15998 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
16001 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
16002 copy the type name.
16004 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16006 PR tree-optimization/71647
16007 * omp-low.c (lower_rec_input_clauses): Convert
16008 omp_clause_aligned_alignment (c) to size_type_node for the
16009 last argument of __builtin_assume_aligned.
16011 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
16013 * configure.ac (calling ___tls_get_addr via GOT): New
16014 assembler/linker check.
16015 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
16016 assembler and linker supports calling ___tls_get_addr via GOT.
16017 Otherise, defined to 0.
16018 * config.in: Regenerated.
16019 * configure: Likewise.
16020 * config/i386/constraints.md (Yb): New constraint.
16021 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
16022 (REG_CLASS_NAMES): Likewise.
16023 (REG_CLASS_CONTENTS): Likewise.
16024 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
16025 the b constraint with the Yb constraint. Call ___tls_get_addr
16026 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
16028 (*tls_local_dynamic_base_32_gnu): Likewise.
16029 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
16030 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
16031 (*tls_local_dynamic_base_64_<mode>): Likewise.
16033 2016-06-24 Martin Liska <mliska@suse.cz>
16035 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
16036 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
16038 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
16039 argument to true if the expected number of iterations is
16042 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
16044 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
16045 assemble for 32bit target.
16046 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
16047 and $ld_ix86_gld_32_opt to link for 32bit target.
16048 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
16049 * configure: Regenerate.
16051 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16053 * config/arm/arm.c (int_log2): Delete definition and prototype.
16054 (shift_op): Use exact_log2 instead of int_log2.
16055 (vfp3_const_double_for_fract_bits): Likewise.
16057 2016-06-24 Jakub Jelinek <jakub@redhat.com>
16059 * internal-fn.c (expand_arith_set_overflow): New function.
16060 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
16062 (expand_arith_overflow_result_store): Likewise. Handle precision
16063 smaller than mode precision.
16064 * tree-vrp.c (extract_range_basic): For imag part, handle
16065 properly signed 1-bit precision result.
16066 * doc/extend.texi (__builtin_add_overflow): Document that last
16067 argument can't be pointer to enumerated or boolean type.
16068 (__builtin_add_overflow_p): Document that last argument can't
16069 have enumerated or boolean type.
16071 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16072 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16074 * config/rs6000/predicates.md (splat_input_operand): Rework.
16075 Don't allow constants, since the insns that use this predicate
16076 don't support constants. Constants are handled by other insns
16077 that are created via combine. During and after register
16078 allocation, only allow indexed or indirect addresses, and not
16079 general addresses. Only allow modes supported by the hardware.
16080 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
16081 comment. Move check for using VSPLTIS<x> to a common location,
16082 instead of doing it in two different places.
16084 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
16086 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16087 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
16088 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
16089 signature_CENTAUR_ebx.
16091 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
16095 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
16096 (as_ix86_gas_32_opt): This.
16097 (ld_ix86_tls_ldm_opt): Renamed to ...
16098 (ld_ix86_gld_32_opt): This.
16099 (R_386_TLS_LDM reloc): Updated.
16100 (R_386_GOT32X reloc): New assembler/linker check.
16101 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
16102 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
16104 * config.in: Regenerated.
16105 * configure: Likewise.
16106 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
16107 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
16108 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
16109 if ix86_force_load_from_GOT_p returns true.
16110 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
16111 ix86_force_load_from_GOT_p returns true.
16112 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
16113 the external function address via the GOT slot.
16114 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
16115 HAVE_AS_IX86_GOT32X before returning false.
16116 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
16117 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
16119 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
16121 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
16123 2016-06-23 Andi Kleen <ak@linux.intel.com>
16125 * Makefile.in: Regenerate.
16126 * doc/install.texi: Document autoprofiledbootstrap.
16128 2016-06-23 Andi Kleen <ak@linux.intel.com>
16130 * config/i386/gcc-auto-profile: New file.
16132 2016-06-23 Martin Liska <mliska@suse.cz>
16134 PR middle-end/71619
16135 * predict.c (predict_loops): Revert the hunk that was removed
16138 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
16140 * config.gcc: Add support for arm*-*-phoenix* targets.
16141 * config/arm/t-phoenix: New.
16142 * config/phoenix.h: New.
16144 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
16145 H.J. Lu <hongjiu.lu@intel.com>
16148 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
16149 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
16150 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
16151 ix86_force_load_from_GOT_p returns true.
16152 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
16153 ix86_force_load_from_GOT_p returns true.
16154 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
16155 ix86_force_load_from_GOT_p returns true.
16156 (ix86_expand_move): Load the external function address via the
16157 GOT slot if ix86_force_load_from_GOT_p returns true.
16158 * config/i386/predicates.md (x86_64_immediate_operand): Return
16159 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
16160 (x86_64_zext_immediate_operand): Ditto.
16162 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
16164 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
16166 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16169 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
16170 * diagnostic.c (pedwarn_at_rich_loc): New function.
16171 * spellcheck.h (best_match::best_match): Add a
16172 "best_distance_so_far" optional parameter.
16173 (best_match::set_best_so_far): New method.
16174 (best_match::get_best_distance): New accessor.
16175 (best_match::get_best_candidate_length): New accessor.
16177 2016-06-22 Nick Clifton <nickc@redhat.com>
16179 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
16180 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
16181 modes are accepted as well.
16182 (ucompare_loc_descriptor): Likewise.
16183 (minmax_loc_descriptor): Likewise.
16184 (clz_loc_descriptor): Likewise.
16185 (popcount_loc_descriptor): Likewise.
16186 (bswap_loc_descriptor): Likewise.
16187 (rotate_loc_descriptor): Likewise.
16188 (mem_loc_descriptor): Likewise.
16189 (loc_descriptor): Likewise.
16191 2016-06-22 David Malcolm <dmalcolm@redhat.com>
16193 * common.opt (fdiagnostics-parseable-fixits): New option.
16194 * diagnostic.c: Include "selftest.h".
16195 (print_escaped_string): New function.
16196 (print_parseable_fixits): New function.
16197 (diagnostic_report_diagnostic): Call print_parseable_fixits.
16198 (selftest::assert_print_escaped_string): New function.
16199 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
16200 (selftest::test_print_escaped_string): New function.
16201 (selftest::test_print_parseable_fixits_none): New function.
16202 (selftest::test_print_parseable_fixits_insert): New function.
16203 (selftest::test_print_parseable_fixits_remove): New function.
16204 (selftest::test_print_parseable_fixits_replace): New function.
16205 (selftest::diagnostic_c_tests): New function.
16206 * diagnostic.h (struct diagnostic_context): Add field
16207 "parseable_fixits_p".
16208 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
16209 -fdiagnostics-parseable-fixits.
16210 (-fdiagnostics-parseable-fixits): New option.
16211 * opts.c (common_handle_option): Handle
16212 -fdiagnostics-parseable-fixits.
16213 * selftest-run-tests.c (selftest::run_tests): Call
16214 selftest::diagnostic_c_tests.
16215 * selftest.h (selftest::diagnostic_c_tests): New prototype.
16217 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
16219 PR tree-optimization/71488
16220 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
16221 comparison of boolean vectors.
16222 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
16223 of boolean vectors using bitwise operations.
16225 2016-06-22 Andreas Schwab <schwab@suse.de>
16227 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
16228 Remove declaration.
16230 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
16232 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
16234 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
16236 * config/i386/i386.c (print_reg): Emit an error message on attempt to
16239 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16241 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
16242 * config/arm/arm-cores.def (cortex-a73): New entry.
16243 (cortex-a73.cortex-a35): Likewise.
16244 (cortex-a73.cortex-a53): Likewise.
16245 * config/arm/arm-tables.opt: Regenerate.
16246 * config/arm/arm-tune.md: Likewise.
16247 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
16248 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16249 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
16250 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
16251 * doc/invoke.texi (ARM Options): Document cortex-a73,
16252 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
16254 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16256 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
16257 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
16258 (cortex-a73.cortex-a35): Likewise.
16259 (cortex-a73.cortex-a53): Likewise.
16260 * config/aarch64/aarch64-tune.md: Regenerate.
16261 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
16262 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
16265 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16267 * configure.ac (gcc_cv_as_compress_debug): Remove
16268 --compress-debug-sections as extra as switch.
16269 Handle gas --compress-debug-sections=type.
16270 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
16271 Handle gld --compress-debug-sections=type.
16272 * configure: Regenerate.
16274 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
16276 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
16278 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
16280 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
16281 (do_rewrite): likewise.
16283 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16285 * common/config/mep/mep-common.c: Remove.
16286 * config.gcc: Remove mep-* support.
16287 * config/mep/constraints.md: Remove.
16288 * config/mep/default.h: Remove.
16289 * config/mep/intrinsics.h: Remove.
16290 * config/mep/intrinsics.md: Remove.
16291 * config/mep/ivc2-template.h: Remove.
16292 * config/mep/mep-c5.cpu: Remove.
16293 * config/mep/mep-core.cpu: Remove.
16294 * config/mep/mep-default.cpu: Remove.
16295 * config/mep/mep-ext-cop.cpu: Remove.
16296 * config/mep/mep-intrin.h: Remove.
16297 * config/mep/mep-ivc2.cpu: Remove.
16298 * config/mep/mep-pragma.c: Remove.
16299 * config/mep/mep-protos.h: Remove.
16300 * config/mep/mep.c: Remove.
16301 * config/mep/mep.cpu: Remove.
16302 * config/mep/mep.h: Remove.
16303 * config/mep/mep.md: Remove.
16304 * config/mep/mep.opt: Remove.
16305 * config/mep/predicates.md: Remove.
16306 * config/mep/t-mep: Remove.
16307 * doc/install.texi: Remove mep-* documentation.
16308 * doc/md.texi: Likewise.
16310 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16312 * config.gcc: Remove support for avr-rtems.
16313 * config/avr/gen-avr-mmcu-specs.c: Likewise.
16314 * config/avr/rtems.h: Remove.
16315 * config/avr/t-rtems: Remove.
16317 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16319 * config.gcc: Remove m32r-rtems support.
16320 * config/m32r/rtems.h: Remove.
16322 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16324 * config.gcc: Remove h8300-rtems support.
16325 * config/h8300/rtems.h: Remove.
16326 * config/h8300/t-rtems: Remove.
16328 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16330 * config.gcc: Remove support for knetbsd.
16331 * configure.ac: Likewise.
16332 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
16333 * config/knetbsd-gnu.h: Remove.
16334 * configure: Regenerate.
16336 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16338 * config.gcc: Remove support for openbsd 2 and 3.
16339 * config/openbsd-oldgas.h: Remove.
16341 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16343 * config.gcc: Remove interix support.
16344 * config/i386/i386-interix.h: Remove.
16345 * config/i386/interix.opt: Remove.
16346 * config/i386/t-interix: Remove.
16347 * configure: Regenerate.
16348 * configure.ac: Remove interix support.
16349 * doc/install.texi: Remove interix documentation.
16351 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
16353 * config/rs6000/rs6000.h: Add conditional preprocessing directives
16354 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
16357 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16359 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
16360 they are both PLACEHOLDER_EXPRs.
16362 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16364 * stor-layout.c (layout_type): Move setting complex MODE to
16365 layout_type, instead of setting it ahead of time by the caller.
16366 * tree.c (build_complex_type): Likewise.
16368 2016-06-21 Martin Liska <mliska@suse.cz>
16370 * predict.c (force_edge_cold): Replace imposisble with
16373 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16375 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
16376 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
16378 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
16380 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
16382 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
16383 Ilya Enkovich <ilya.enkovich@intel.com>
16386 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16387 New member function to convert V1TImode register to SUBREG
16388 TImode in debug insn.
16389 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
16390 after changing register mode to V1TImode.
16392 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
16394 * config/aarch64/aarch64-cores.def (vulcan): New core.
16395 * config/aarch64/aarch64-tune.md: Regenerate.
16396 * doc/invoke.texi: Document vulcan as an available option.
16398 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
16400 * cse.c (canon_asm_operands): New function extracted from...
16401 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
16402 either standalone or member of a PARALLEL.
16404 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16407 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
16408 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
16409 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
16411 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
16414 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
16415 constant addresses if can_create_pseudo_p.
16417 2016-06-21 Jakub Jelinek <jakub@redhat.com>
16419 PR tree-optimization/71588
16420 * tree-ssa-strlen.c (valid_builtin_call): New function.
16421 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
16424 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16426 PR middle-end/71581
16427 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
16428 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
16429 for conversion of scalar user var to complex type and use the
16430 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
16433 PR rtl-optimization/71591
16434 * toplev.c (toplev::run_self_tests): If no_backend, complain and
16435 don't run any tests.
16437 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
16440 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
16441 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
16442 space for PIC with non-v32 and the common non-PIC "jump".
16444 2016-06-20 Jakub Jelinek <jakub@redhat.com>
16447 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
16448 returned values and add UN*/LTGT/*ORDERED cases with values matching
16449 D operand modifier on vcmp for AVX.
16451 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16453 * config/aarch64/aarch64.opt
16454 (mpc-relative-literal-loads): Rename internal option name.
16455 * config/aarch64/aarch64.c
16456 (aarch64_nopcrelative_literal_loads): Rename to
16457 aarch64_pcrelative_literal_loads.
16458 (aarch64_expand_mov_immediate): Likewise.
16459 (aarch64_secondary_reload): Likewise.
16460 (aarch64_can_use_per_function_literal_pools_p): Likewise.
16461 (aarch64_override_options_after_change_1): Rename and simplify logic.
16462 (aarch64_classify_symbol): Merge large model checks into switch,
16463 remove pc-relative load check.
16465 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16467 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
16468 costs relative to the cost of a register move.
16470 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16472 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
16473 (vcvt_n_f64_u64): Likewise.
16474 (vcvt_n_s64_f64): Likewise.
16475 (vcvt_n_u64_f64): Likewise.
16476 (vcvt_f64_s64): Likewise.
16477 (vrecpe_f64): Likewise.
16478 (vcvt_f64_u64): Likewise.
16479 (vrecps_f64): Likewise.
16481 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16483 * config/aarch64/aarch64.md
16484 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
16486 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
16488 * config/aarch64/aarch64-builtins.c
16489 (aarch64_types_binop_uss_qualifiers): Delete.
16490 (TYPES_BINOP_USS): Likewise.
16491 (aarch64_types_binop_sus_qualifiers): Likewise.
16492 (TYPES_BINOP_SUS): Likewise.
16493 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
16494 (TYPES_FCVTIMM_SUS): Likewise.
16495 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
16497 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
16498 (fcvtzs): Use SHIFTIMM rather than BINOP.
16499 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
16501 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
16503 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
16504 costs relative to the cost of a register move.
16506 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16508 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
16509 Allow scalar/single vector modes to be tieable.
16511 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
16513 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
16515 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16517 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
16519 * tree.h (TYPE_ALIGN): Likewise.
16521 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16524 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
16526 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
16528 * config/avr/avr.c (avr_print_operand): Fix "format not a string
16529 literal" build warnings.
16530 (avr_print_operand_address): Dito.
16532 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
16535 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
16536 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
16538 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
16540 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
16542 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
16545 * reload1.c (reload): Pass 0 to finish_spills when called because
16546 update_eliminables_and_spill returns true and remove did_spill.
16547 (finish_spills): Adjust comment and document GLOBAL parameter.
16549 2016-06-17 DJ Delorie <dj@redhat.com>
16552 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
16553 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
16554 (umulqihi3_virt): Likewise.
16555 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
16556 (umulqihi3_real): Likewise.
16558 2016-06-17 Martin Liska <mliska@suse.cz>
16560 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
16562 2016-06-17 Martin Liska <mliska@suse.cz>
16564 * predict.def: PRED_LOOP_EXIT from 92 to 85.
16566 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
16568 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
16570 (vaddq_f32): Likewise.
16571 (vmul_f32): Likewise.
16572 (vmulq_f32): Likewise.
16573 (vsub_f32): Likewise.
16574 (vsubq_f32): Likewise.
16576 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16578 PR tree-optimization/71347
16579 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
16580 cost for all uses in group.
16582 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16584 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
16585 insert gimple seq if it's not empty.
16587 2016-06-17 Bin Cheng <bin.cheng@arm.com>
16589 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
16591 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
16592 rather than OFFSET.
16593 (comp_dr_with_seg_len_pair): Ditto.
16594 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
16595 struct dr_with_seg_len_pair against DR_OFFSET.
16596 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
16597 DR_OFFSET directly.
16599 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
16601 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
16603 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
16605 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
16606 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
16607 (pa_output_millicode_call): Likewise.
16608 (pa_output_call): Likewise.
16609 (pa_output_indirect_call): Likewise.
16610 (pa_asm_output_mi_thunk): Likewise.
16612 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16614 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
16616 2016-06-16 Martin Liska <mliska@suse.cz>
16618 * predict.c (combine_predictions_for_insn): When we find a first
16619 match predictor, we should consider just predictors with
16620 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
16621 DS theory predictor.
16622 (combine_predictions_for_bb): Likewise.
16624 2016-06-16 Jakub Jelinek <jakub@redhat.com>
16626 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
16627 with base of reference to struct.
16629 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
16631 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
16633 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16636 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
16637 progmem_swtable_section.
16638 (progmem_swtable_section): Remove.
16639 (avr_asm_function_rodata_section): Remove.
16640 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
16641 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
16643 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
16645 * config/i386/driver-i386.c (host_detect_local_cpu): Set
16646 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
16647 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
16648 signature_CENTAUR_ebx.
16649 * config/i386/i386.c (ix86_option_override_internal): Add
16650 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
16651 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
16652 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
16654 2016-06-16 Martin Liska <mliska@suse.cz>
16656 * predict.def: Add fortran loop preheader predictor.
16657 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
16658 fold IFN_BUILTIN_EXPECT with a known constant argument.
16660 2016-06-16 Martin Liska <mliska@suse.cz>
16662 * predict.def: Add 'Fortran' to display text of all
16663 PRED_FORTRAN_* predictors.
16665 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
16668 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
16669 [IA64_BUILTIN_NANSQ]: Ditto.
16670 (ia64_fold_builtin): New function.
16671 (TARGET_FOLD_BUILTIN): New define.
16672 (ia64_init_builtins) Declare const_string_type node.
16673 Add __builtin_nanq and __builtin_nansq builtin functions.
16674 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
16676 2016-06-16 Nick Clifton <nickc@redhat.com>
16678 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
16679 MSP430_HWMULT_ prefix to enum values.
16680 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
16681 * config/msp430/msp430.c: Update use of enum values.
16682 * config/msp430/msp430.md: Likewise.
16683 * config/msp430/msp430.opt: Likewise.
16685 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
16687 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
16688 of comparsions in the last iteration.
16690 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
16691 Joern Rennecke <joern.rennecke@embecosm.com>
16693 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
16695 (arc_needs_pcl_p): Add GOTOFFPC.
16696 (arc_legitimate_pic_addr_p): Likewise.
16697 (arc_output_pic_addr_const): Likewise.
16698 (arc_legitimize_pic_address): Generate a pc-relative address using
16700 (arc_output_libcall): Use @pcl syntax.
16701 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
16702 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
16703 (*movsi_insn): Use @pcl syntax.
16704 (doloop_begin_i): Likewise.
16706 2016-06-16 Martin Liska <mliska@suse.cz>
16708 * predict.def: Define a new predictor.
16710 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
16712 * config/arc/arc.opt (mtp-regno): Update text.
16714 2016-06-16 Renlin Li <renlin.li@arm.com>
16716 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
16718 2016-06-16 Jakub Jelinek <jakub@redhat.com>
16721 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
16722 (setcc + and peephole2): Likewise.
16724 PR rtl-optimization/71532
16725 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
16728 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
16730 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
16731 DImode constants with XXSPLTIB in vector registers.
16732 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
16733 vsx_extract_<mode>_internal{1,2} into a single insn that handles
16734 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
16735 extraction of the element at the top of the register as a scalar
16737 (vsx_extract_<mode>_internal1): Likewise.
16738 (vsx_extract_<mode>_internal2): Likewise.
16739 * config/rs6000/constraints.md (wi constraint): Remove a comment
16740 about DImode not being allowed in Altivec registers.
16741 (wB constraint): New constraint for constants that can be
16742 generated in Altivec registers with VSPLTISW/VUPKHSW.
16743 * config/rs6000/predicates.md (xxspltib_constant_split): Update
16745 (xxspltib_constant_nosplit): Likewise.
16746 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
16747 support for -mupper-regs-di to enable DImode to go into Altivec
16749 (POWERPC_MASKS): Likewise.
16750 (power7 cpu): Likewise.
16751 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
16752 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
16753 for DImode being allowed in Altivec registers. Update wi/wj
16754 constraints. Set scalar_in_vmx_p flag.
16755 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
16756 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
16757 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
16758 (rs6000_opt_masks): Add -mupper-regs-di.
16759 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
16760 direct move to use wi and not wj.
16761 (lfiwzx): Likewise.
16762 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
16764 (floatunssi<mode>2_lfiwzx_mem): Likewise.
16765 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
16766 any VSX register, instead of just Altivec registers, to allow
16767 either operand to be an Altivec register or both.
16768 (fixuns_trunc<mode>di2_fctiduz): Likewise.
16769 (movdi_internal32): Add support for -mupper-regs-di. Add support
16770 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
16771 the alternatives and attributes to be lined up to be easier to
16773 (movdi_internal64): Likewise.
16774 (64-bit DImode splitters): Change predicates to only split loading
16775 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
16776 load constants in ISA 3.0 or ISA 2.07 respectively.
16777 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16778 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
16779 mention -mcpu=power9 sets these options.
16780 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
16783 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16786 * config/avr/avr.c (avr_set_current_function): Warn misspelled
16787 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
16788 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
16789 by default to warn misspelled interrupt/ signal handler.
16790 * doc/invoke.texi (AVR Options): Document it. Update description
16791 for -nodevicelib option.
16793 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16795 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
16796 up parentheses. Use GET_MODE_UNIT_BITSIZE.
16797 (aarch64_<sur>shll2_n<mode>): Likewise.
16799 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
16801 PR middle-end/71529
16802 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
16803 DECL_CONTEXT for copied arguments.
16805 2016-06-15 Alan Hayward <alan.hayward@arm.com>
16807 PR tree-optimization/71483
16808 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
16811 2016-06-15 Martin Liska <mliska@suse.cz>
16813 * predict.c (tree_predict_by_opcode): Call predict_edge_def
16814 instead of predict_edge w/o a probability.
16816 2016-06-15 Alan Hayward <alan.hayward@arm.com>
16818 PR tree-optimization/71439
16819 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
16822 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16824 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
16825 register subregs in SET_SRC.
16827 2016-06-15 Richard Biener <rguenther@suse.de>
16829 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
16830 store restrictions.
16832 2016-06-15 Richard Biener <rguenther@suse.de>
16834 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
16835 not consider dependences between accesses that belong to the
16837 (vect_analyze_data_ref_dependences): Do not analyze read-read
16838 or self-dependences.
16840 2016-06-14 David Malcolm <dmalcolm@redhat.com>
16842 * spellcheck-tree.c: Include spellcheck-tree.h rather than
16844 (find_closest_identifier): Reimplement in terms of
16845 best_match<tree,tree>.
16846 * spellcheck-tree.h: New file.
16847 * spellcheck.c (struct edit_distance_traits<const char *>): New
16849 (find_closest_string): Reimplement in terms of
16850 best_match<const char *, const char *>.
16851 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
16852 overload to spellcheck-tree.h.
16853 (find_closest_identifier): Likewise.
16854 (struct edit_distance_traits<T>): New template.
16855 (class best_match): New class.
16857 2016-06-14 David Malcolm <dmalcolm@redhat.com>
16859 * selftest-run-tests.c (selftest::run_tests): Call
16860 selftest::spellcheck_tree_c_tests.
16861 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
16862 * spellcheck-tree.c: Include selftest.h and stringpool.h.
16863 (selftest::test_find_closest_identifier): New function.
16864 (selftest::spellcheck_tree_c_tests): New function.
16865 * spellcheck.c (selftest::test_find_closest_string): Verify that
16866 the order of the vec does not affect the results for this case.
16867 (selftest::test_data): New array.
16868 (selftest::test_metric_conditions): New function.
16869 (selftest::spellcheck_c_tests): Add a test of case-comparison.
16870 Call selftest::test_metric_conditions.
16872 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16874 * config/rs6000/rs6000-builtin.def (commentary): Typo.
16875 (BU_P9_MISC_1): Likewise.
16876 (BU_P9_64BIT_MISC_0): Likewise.
16877 (BU_P9_MISC_0): Likewise.
16879 2016-06-14 David Malcolm <dmalcolm@redhat.com>
16881 * gcc-rich-location.c
16882 (gcc_rich_location::add_fixit_misspelled_id): New method.
16883 * gcc-rich-location.h
16884 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
16886 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
16888 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
16889 FreeBSD 11 and above.
16891 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
16893 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
16895 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16897 * expmed.h: Close parenthesis in "at your option" in copyright
16899 * lower-subreg.h: Likewise.
16901 2016-06-14 Richard Biener <rguenther@suse.de>
16903 PR middle-end/71526
16904 * genmatch.c (expr::gen_transform): Use in_type for comparisons
16907 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16909 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
16911 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
16912 mask+shift version.
16913 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
16915 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
16916 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
16918 2016-06-14 Richard Biener <rguenther@suse.de>
16920 PR tree-optimization/71522
16921 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
16922 copying into float copying.
16924 2016-06-14 Jakub Jelinek <jakub@redhat.com>
16926 PR tree-optimization/71520
16927 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
16928 (replace_block_by): Move user labels from bb1 to bb2.
16930 2016-06-14 Richard Biener <rguenther@suse.de>
16932 PR middle-end/71310
16934 * expr.h (get_bit_range): Declare.
16935 * expr.c (get_bit_range): Export.
16936 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
16937 word_mode again to constrain the bitfield access.
16939 2016-06-14 Richard Biener <rguenther@suse.de>
16941 PR tree-optimization/71521
16942 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
16943 division int_const_binop against zero divisor.
16945 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
16947 * config/i386/i386.md (signbittf2): New expander.
16948 * config/i386/sse.md (ptesttf2): New insn pattern.
16950 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16953 * input.c (selftest::test_reading_source_line): Avoid reading from
16954 __FILE__ by creating a tempfile with known content and reading
16957 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16959 * pretty-print.c (assert_pp_format_colored): Skip the test if
16961 (test_pp_format): Remove comment about GCC_COLORS.
16963 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16965 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
16966 * pretty-print.c (assert_pp_format_va): Add location param and use
16967 it with ASSERT_STREQ_AT.
16968 (assert_pp_format): Add location param and pass it to
16969 assert_pp_format_va.
16970 (assert_pp_format_colored): Likewise.
16971 (ASSERT_PP_FORMAT_1): New.
16972 (ASSERT_PP_FORMAT_2): New.
16973 (ASSERT_PP_FORMAT_3): New.
16974 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
16975 explicitly, or implicitly via the above macros.
16976 * selftest.c (selftest::pass): Use a selftest::location rather
16977 than file and line.
16978 (selftest::fail): Likewise. Print the function name.
16979 (selftest::fail_formatted): Likewise.
16980 (selftest::assert_streq): Use a selftest::location rather than
16982 * selftest.h (selftest::location): New struct.
16983 (SELFTEST_LOCATION): New macro.
16984 (selftest::pass): Accept a const location & rather than file
16986 (selftest::fail): Likewise.
16987 (selftest::fail_formatted): Likewise.
16988 (selftest::assert_streq): Likewise.
16989 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
16990 (ASSERT_FALSE): Likewise.
16991 (ASSERT_EQ): Likewise.
16992 (ASSERT_NE): Likewise.
16993 (ASSERT_STREQ): Likewise.
16994 (ASSERT_PRED1): Likewise.
16995 (ASSERT_STREQ_AT): New macro.
16997 2016-06-13 David Malcolm <dmalcolm@redhat.com>
16999 * selftest.c (selftest::fail_formatted): New function.
17000 (selftest::assert_streq): New function.
17001 * selftest.h (selftests::fail_formatted): New decl.
17002 (selftest::assert_streq): New decl.
17003 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
17005 2016-06-13 Jeff Law <law@redhat.com>
17007 PR tree-optimization/71403
17008 * tree-ssa-threadbackward.c
17009 (convert_and_register_jump_thread_path): No longer accept reference
17010 to path. Do not pop items off the path anymore.
17011 (fsm_find_control_statement_thread_paths): Do not allow threading
17012 to a deeper loop nest. Pop the last item off the path here rather
17013 than in convert_and_register_jump_thread_path.
17015 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17016 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
17018 [AArch64] Emit division using the Newton series
17020 * config/aarch64/aarch64-protos.h
17021 (cpu_approx_modes): Add new member "division".
17022 (aarch64_emit_approx_div): Declare new function.
17023 * config/aarch64/aarch64.c
17024 (generic_approx_modes): New member "division".
17025 (exynosm1_approx_modes): Likewise.
17026 (xgene1_approx_modes): Likewise.
17027 (aarch64_emit_approx_div): Define new function.
17028 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
17029 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
17030 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
17031 * doc/invoke.texi (-mlow-precision-div): Describe new option.
17033 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17034 Wilco Dijkstra <wilco.dijkstra@arm.com>
17036 [AArch64] Emit square root using the Newton series
17038 * config/aarch64/aarch64-protos.h
17039 (aarch64_emit_approx_rsqrt): Replace with new function
17040 "aarch64_emit_approx_sqrt".
17041 (cpu_approx_modes): New member "sqrt".
17042 * config/aarch64/aarch64.c
17043 (generic_approx_modes): New member "sqrt".
17044 (exynosm1_approx_modes): Likewise.
17045 (xgene1_approx_modes): Likewise.
17046 (aarch64_emit_approx_rsqrt): Replace with new function
17047 "aarch64_emit_approx_sqrt".
17048 (aarch64_override_options_after_change_1): Handle new option.
17049 * config/aarch64/aarch64-simd.md
17050 (rsqrt<mode>2): Use new function instead.
17051 (sqrt<mode>2): New expansion and insn definitions.
17052 * config/aarch64/aarch64.md: Likewise.
17053 * config/aarch64/aarch64.opt
17054 (mlow-precision-sqrt): Add new option description.
17055 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
17057 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
17059 [AArch64] Add more choices for the reciprocal square root approximation
17061 Allow a target to prefer such operation depending on the operation mode.
17063 * config/aarch64/aarch64-protos.h
17064 (AARCH64_APPROX_MODE): New macro.
17065 (AARCH64_APPROX_{NONE,ALL}): Likewise.
17066 (cpu_approx_modes): New structure.
17067 (tune_params): New member "approx_modes".
17068 * config/aarch64/aarch64-tuning-flags.def
17069 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
17070 * config/aarch64/aarch64.c
17071 (generic_approx_modes): New core "cpu_approx_modes" structure.
17072 (exynosm1_approx_modes): Likewise.
17073 (xgene1_approx_modes): Likewise.
17074 (generic_tunings): New member "approx_modes".
17075 (cortexa35_tunings): Likewise.
17076 (cortexa53_tunings): Likewise.
17077 (cortexa57_tunings): Likewise.
17078 (cortexa72_tunings): Likewise.
17079 (exynosm1_tunings): Likewise.
17080 (thunderx_tunings): Likewise.
17081 (xgene1_tunings): Likewise.
17082 (use_rsqrt_p): New argument for the mode and use new member from
17084 (aarch64_builtin_reciprocal): Devise mode from builtin.
17085 (aarch64_optab_supported_p): New argument for the mode.
17086 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
17088 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17090 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
17091 RS6000_BTM_MODULO flag into the set of flags that are considered
17092 to be part of the common configuration.
17094 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
17096 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
17097 difference unsigned.
17098 (vec_absdb): New macro for vector absolute difference unsigned
17100 (vec_absdh): New macro for vector absolute difference unsigned
17102 (vec_absdw): New macro for vector absolute difference unsigned word.
17103 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
17104 (vadu<mode>3): New insn.
17105 (*p9_vadu<mode>3): New insn.
17106 * config/rs6000/rs6000-builtin.def (vadub): New built-in
17108 (vaduh): New built-in definition.
17109 (vaduw): New built-in definition.
17110 (vadu): New overloaded built-in definition.
17111 (vadub): New overloaded built-in definition.
17112 (vaduh): New overloaded built-in definition.
17113 (vaduw): New overloaded built-in definition.
17114 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17115 overloaded vector absolute difference unsigned functions.
17116 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17117 the ISA 3.0 vector absolute difference unsigned built-in functions.
17119 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
17121 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
17122 update shared_lookup_references only once after changing operands.
17124 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
17126 PR middle-end/71373
17127 * tree-nested.c (convert_nonlocal_omp_clauses)
17128 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
17130 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
17131 * tree.def (CASE_LABEL_EXPR): Likewise.
17133 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
17136 * input.c (test_builtins): Fix an assertion.
17138 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17140 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
17141 (paritysi2): Ditto.
17143 (isinf<mode>2): Ditto.
17145 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
17147 * ggc-tests.c (test_finalization): Only test need_finalization_p
17148 for GCC_VERSION >= 4003.
17150 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17152 * config/s390/vecintrin.h: Fix file description in comment.
17154 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17156 * config/s390/s390-builtin-types.def: Change builtin type naming
17157 scheme to match builtin-types.def.
17159 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
17161 * fold-const.c (optimize_minmax_comparison): Remove.
17162 (fold_comparison): Remove call to the above.
17163 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
17164 New transformations.
17166 2016-06-13 Alan Hayward <alan.hayward@arm.com>
17168 PR tree-optimization/71416
17169 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
17172 2016-06-13 Martin Liska <mliska@suse.cz>
17174 * predict.c (enum predictor_reason): Prefix enum with REASON_.
17175 (combine_predictions_for_insn): Likewise.
17176 (prune_predictions_for_bb): Likewise.
17177 (combine_predictions_for_bb): Likewise.
17179 2016-06-13 Richard Biener <rguenther@suse.de>
17181 PR tree-optimization/71505
17182 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
17183 assert match comment.
17185 2016-06-13 Marek Polacek <polacek@redhat.com>
17187 PR middle-end/71476
17188 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
17189 gimplify_switch_expr.
17190 (warn_switch_unreachable_r): New function.
17192 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17195 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
17198 2016-06-13 Richard Biener <rguenther@suse.de>
17200 PR middle-end/64516
17201 * fold-const.c (fold_unary_loc): Preserve alignment when
17202 folding a VIEW_CONVERT_EXPR into a MEM_REF.
17204 2016-06-13 Martin Liska <mliska@suse.cz>
17207 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
17208 w/ -fsanitize=bounds.
17210 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17212 * config/i386/i386.c (ix86_init_builtins): Calculate
17213 FLOAT128_FTYPE_CONST_STRING function type only once.
17214 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
17215 built-in functions are available for x86-32 and x86-64 targets.
17217 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
17220 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
17221 New primitive type.
17222 (FLOAT128_FTYPE_CONST_STRING): New function type.
17223 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
17224 [IX86_BUILTIN_NANSQ]: Ditto.
17225 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17226 (ix86_init_builtin_types): Declare const_string_type_node.
17227 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
17229 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
17230 * doc/extend.texi (x86 Built-in Functions): Document
17231 __builtin_nanq and __builtin_nansq.
17233 2016-06-11 Jiong Wang <jiong.wang@arm.com>
17236 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
17237 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
17238 length for pop patterns.
17239 (arm_attr_length_push_multi): Update comments.
17240 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
17242 (*pop_multiple_with_writeback_and_return): Likewise.
17243 (*pop_multiple_with_return): Likewise.
17245 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
17247 PR middle-end/71310
17248 * fold-const.c (optimize_bit_field_compare): Don't try to use
17249 word_mode unconditionally for reading the bit field, look at
17250 DECL_BIT_FIELD_REPRESENTATIVE instead.
17252 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
17254 PR middle-end/71478
17255 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
17256 vector integer type.
17258 2016-06-10 Jakub Jelinek <jakub@redhat.com>
17260 PR middle-end/71494
17261 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
17262 without LABEL_DECL, set *handled_ops_p to false instead of true.
17264 2016-06-10 Martin Sebor <msebor@redhat.com>
17267 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
17268 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
17269 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
17271 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
17272 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
17273 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
17274 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
17275 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
17276 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
17277 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
17278 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
17280 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17282 * config/arm/arm.h (pool_vector_label,
17283 return_used_this_function): Remove.
17285 2016-06-10 Jeff Law <law@redhat.com>
17287 PR tree-optimization/71335
17288 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
17289 zero length paths here.
17290 (convert_and_register_jump_thread_path): Remove hacks related to
17291 duplicated blocks in the jump thread path.
17292 (fsm_find_control_statement_thread_paths): Avoid putting the same
17293 block on the thread path twice, but ensure the thread path is
17294 unchanged from the caller's point of view.
17296 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17298 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
17299 * predict.def (PRED_LOOP_BRANCH): Remove.
17301 2016-06-10 David Malcolm <dmalcolm@redhat.com>
17303 * Makefile.in (OBJS): Add ggc-tests.o.
17304 (GTFILES): Add ggc-tests.c.
17305 * ggc-tests.c: New file.
17306 * selftest-run-tests.c (selftest::run_tests): Call
17307 selftest::ggc_tests_c_tests.
17308 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
17310 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
17312 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
17314 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
17317 * varasm.c (place_block_symbol): Adjust alignment for asan protected
17318 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
17320 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
17322 * profile.c: Include cfgloop.h.
17323 (branch_prob): Compute estimated number of iterations.
17324 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
17325 recompute estimate number of iterations from profile.
17327 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
17329 PR inline-asm/68843
17330 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
17331 must be grouped on top of stack. Don't force early clobber
17332 on ordinary reg outputs.
17334 2016-06-10 Richard Biener <rguenther@suse.de>
17336 * targhooks.c (default_builtin_vectorization_cost): Adjust
17337 vec_construct cost.
17339 2016-06-10 Richard Biener <rguenther@suse.de>
17341 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
17342 to fold the RHS to a constant if possible.
17344 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
17346 PR middle-end/71373
17347 * tree-nested.c (convert_nonlocal_omp_clauses)
17348 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
17349 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
17350 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
17352 * gimplify.c (gimplify_adjust_omp_clauses): Discard
17354 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
17356 * omp-low.c (scan_sharing_clauses): Don't expect
17357 OMP_CLAUSE__CACHE_.
17359 2016-06-10 Alan Hayward <alan.hayward@arm.com>
17361 PR tree-optimization/71407
17362 PR tree-optimization/71416
17363 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
17364 BIT_FIELD_REF type.
17366 2016-06-10 Richard Biener <rguenther@suse.de>
17368 PR middle-end/71477
17369 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
17371 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
17373 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
17375 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
17376 Jiong Wang <jiong.wang@arm.com>
17378 PR rtl-optimization/70751
17379 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
17380 spilled into memory.
17382 2016-06-09 Jonathan Yong <10walls@gmail.com>
17385 2015-09-21 Jonathan Yong <10walls@gmail.com>
17387 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
17388 sysroot/usr/lib/32api for additional win32 libraries,
17389 fixes failing Cygwin bootstrapping.
17391 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
17393 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
17396 2016-06-09 David Malcolm <dmalcolm@redhat.com>
17399 * pretty-print.c (pp_indent): Specify that %p is printed in a
17400 host-dependent manner.
17401 (test_pp_format): Remove the test for %p.
17403 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
17405 * config/mips/mips.c (mips_output_jump): Fix formatting.
17407 2016-06-09 Richard Biener <rguenther@suse.de>
17409 PR tree-optimization/71462
17410 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
17413 2016-06-09 Martin Liska <mliska@suse.cz>
17415 * predict.c (dump_prediction): Add new argument.
17416 (enum predictor_reason): New enum.
17417 (struct predictor_hash): New struct.
17418 (predictor_hash::hash): New function.
17419 (predictor_hash::equal): Likewise.
17420 (not_removed_prediction_p): New function.
17421 (prune_predictions_for_bb): Likewise.
17422 (combine_predictions_for_bb): Prune predictions.
17424 2016-06-09 Martin Liska <mliska@suse.cz>
17426 * predict.c (filter_predictions): New function.
17427 (remove_predictions_associated_with_edge): Use the filter
17429 (equal_edge_p): New function.
17431 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
17433 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
17434 Correct usage of @samp vs @option, add @samp where appropriate.
17435 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
17436 Add armv6s-m and document it, as it is no official ARM name.
17438 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17440 * ifcvt.c (struct noce_if_info): Add transform_name field.
17441 (noce_try_move): Set if_info->transform_name to the function name.
17442 (noce_try_ifelse_collapse): Likewise.
17443 (noce_try_store_flag): Likewise.
17444 (noce_try_inverse_constants): Likewise.
17445 (noce_try_store_flag_constants): Likewise.
17446 (noce_try_addcc): Likewise.
17447 (noce_try_store_flag_mask): Likewise.
17448 (noce_try_cmove): Likewise.
17449 (noce_try_cmove_arith): Likewise.
17450 (noce_try_minmax): Likewise.
17451 (noce_try_abs): Likewise.
17452 (noce_try_sign_mask): Likewise.
17453 (noce_try_bitop): Likewise.
17454 (noce_convert_multiple_sets): Likewise.
17455 (noce_process_if_block): Print if_info->transform_name to
17456 dump_file if transformation succeeded.
17458 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17460 * config/arm/cortex-a57.md (cortex_a57_alu):
17463 2016-06-08 Martin Sebor <msebor@redhat.com>
17464 Jakub Jelinek <jakub@redhat.com>
17468 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
17469 BUILT_IN_MUL_OVERFLOW_P): New builtins.
17470 * builtins.c: Include gimple-fold.h.
17471 (fold_builtin_arith_overflow): Handle
17472 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
17473 (fold_builtin_3): Likewise.
17474 * doc/extend.texi (Integer Overflow Builtins): Document
17475 __builtin_{add,sub,mul}_overflow_p.
17477 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
17479 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
17480 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
17482 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
17484 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
17485 Rewrite, looking one level down for records and arrays.
17487 2016-06-08 David Malcolm <dmalcolm@redhat.com>
17489 * pretty-print.c: Include "selftest.h".
17490 (pp_format): Fix comment.
17491 (identifier_to_locale): Likewise.
17492 (selftest::test_basic_printing): New function.
17493 (selftest::assert_pp_format): New function.
17494 (selftest::test_pp_format): New function.
17495 (selftest::pretty_print_c_tests): New function.
17496 * selftest-run-tests.c (selftest::run_tests): Call
17497 selftest::pretty_print_c_tests.
17498 * selftest.h (pretty_print_c_tests): New declaration.
17500 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17502 * invoke.texi (max-loop-headers-insns): Document.
17503 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
17504 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
17505 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
17507 2016-06-08 Richard Biener <rguenther@suse.de>
17509 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
17510 on strided SLP loads and fall back to scalar loads in case
17511 we can't chunk them.
17513 2016-06-08 Richard Biener <rguenther@suse.de>
17515 PR tree-optimization/71452
17516 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
17517 type used for the SSA rewrite has enough precision to cover
17518 the dynamic type of the location.
17520 2016-06-08 Jakub Jelinek <jakub@redhat.com>
17521 Richard Biener <rguenther@suse.de>
17524 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
17525 the same as DECL_P (base0) for indirect_base0. Use equality_code
17526 in one further place.
17528 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
17530 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
17531 to one word if the field is known to overlap other words.
17532 (extract_bit_field_1): Likewise.
17533 (store_split_bit_field): Remove compensating code.
17534 (extract_split_bit_field): Likewise.
17536 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
17540 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
17542 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17544 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
17546 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
17547 (arch64_addpv4sf): Delete.
17548 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
17549 "gen_aarch64_addpv4sf".
17550 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
17552 (vpadds_f32): Likewise.
17553 (vpaddq_f32): Likewise.
17554 (vpaddq_f64): Likewise.
17556 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17558 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
17560 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
17561 to VALLF. Rename to "fabd<mode>3".
17562 "*fabd_scalar<mode>3): Delete.
17563 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
17565 (vabdd_f64): Likewise.
17566 (vabd_f32): Likewise.
17567 (vabd_f64): Likewise.
17568 (vabdq_f32): Likewise.
17569 (vabdq_f64): Likewise.
17571 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17573 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
17575 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
17576 "aarch64_rsqrts<mode>".
17577 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
17578 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
17580 (vrsqrtsd_f64): Likewise.
17581 (vrsqrts_f32): Likewise.
17582 (vrsqrts_f64): Likewise.
17583 (vrsqrtsq_f32): Likewise.
17584 (vrsqrtsq_f64): Likewise.
17586 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17588 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
17590 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
17591 "aarch64_rsqrte<mode>".
17592 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
17593 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
17595 (vrsqrted_f64): Likewise.
17596 (vrsqrte_f32): Likewise.
17597 (vrsqrte_f64): Likewise.
17598 (vrsqrteq_f32): Likewise.
17599 (vrsqrteq_f64): Likewise.
17601 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17603 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
17605 (fcvtzs): Likewise.
17606 (fcvtzu): Likewise.
17607 * config/aarch64/aarch64-simd.md
17608 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
17609 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
17610 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
17612 (vcvt_n_f32_u32): Likewise.
17613 (vcvt_n_s32_f32): Likewise.
17614 (vcvt_n_u32_f32): Likewise.
17615 (vcvtq_n_f32_s32): Likewise.
17616 (vcvtq_n_f32_u32): Likewise.
17617 (vcvtq_n_f64_s64): Likewise.
17618 (vcvtq_n_f64_u64): Likewise.
17619 (vcvtq_n_s32_f32): Likewise.
17620 (vcvtq_n_s64_f64): Likewise.
17621 (vcvtq_n_u32_f32): Likewise.
17622 (vcvtq_n_u64_f64): Likewise.
17623 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
17624 (VSDQ_SDI): Likewise.
17625 (fcvt_target): Support V4DI, V4SI and V2SI.
17626 (FCVT_TARGET): Likewise.
17628 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17630 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
17631 (TYPES_BINOP_SUS): Likewise.
17632 (aarch64_simd_builtin_data): Update include file name.
17633 (aarch64_builtins): Likewise.
17634 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
17635 for conversion between scalar float-point and fixed-point.
17637 (fcvtzs): Likewise.
17638 (fcvtzu): Likewise.
17639 * config/aarch64/aarch64.md
17640 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
17641 pattern for conversion between scalar float to fixed-pointer.
17642 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
17643 (UNSPEC_FCVTZS): New UNSPEC enumeration.
17644 (UNSPEC_FCVTZU): Likewise.
17645 (UNSPEC_SCVTF): Likewise.
17646 (UNSPEC_UCVTF): Likewise.
17647 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
17649 (vcvtd_n_f64_u64): Likewise.
17650 (vcvtd_n_s64_f64): Likewise.
17651 (vcvtd_n_u64_f64): Likewise.
17652 (vcvtd_n_f32_s32): Likewise.
17653 (vcvts_n_f32_u32): Likewise.
17654 (vcvtd_n_s32_f32): Likewise.
17655 (vcvts_n_u32_f32): Likewise.
17656 * config/aarch64/iterators.md (fcvt_target): Support integer to float
17658 (FCVT_TARGET): Likewise.
17659 (FCVT_FIXED2F): New iterator.
17660 (FCVT_F2FIXED): Likewise.
17661 (fcvt_fixed_insn): New define_int_attr.
17663 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17665 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
17666 some statements was removed.
17668 2016-06-08 Alan Hayward <alan.hayward@arm.com>
17670 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
17671 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
17672 (vect_can_advance_ivs_p): likewise.
17673 (vect_update_ivs_after_vectorizer): likewise.
17674 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
17675 (vect_analyze_scalar_cycles_1): likewise.
17676 (vect_analyze_loop_operations): likewise.
17677 (report_vect_op): likewise.
17678 (vect_is_slp_reduction): likewise.
17679 (vect_is_simple_reduction): likewise.
17680 (get_initial_def_for_induction): likewise.
17681 (vect_transform_loop): likewise.
17682 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
17683 (vect_recog_sad_pattern): likewise.
17684 (vect_recog_widen_sum_pattern): likewise.
17685 (vect_recog_widening_pattern): likewise.
17686 (vect_recog_divmod_pattern): likewise.
17687 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
17688 (vect_analyze_slp_instance): likewise.
17689 (vect_transform_slp_perm_load): likewise.
17690 (vect_schedule_slp_instance): likewise.
17692 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17694 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
17695 (return_prediction): PRED_CONST_RETURN predict return as not taken.
17696 * predict.def (PRED_CONTINUE): Change hitrate 50->67
17697 (PRED_LOOP_BRANCH): Document predictor as broken.
17698 (PRED_LOOP_EXIT): Change hitrate 91->92.
17699 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
17700 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
17701 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
17702 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
17703 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
17704 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
17705 (PRED_CALL): Chane hitrate 71->67.
17706 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
17707 (PRED_GOTO): Document as unused right now.
17708 (PRED_CONST_RETURN): Change hitrate 67->69
17709 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
17710 (PRED_NULL_RETURN): Change hitrate 91->90.
17711 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
17712 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
17713 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
17715 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
17717 * config/rs6000/altivec.h: Add __builtin_vec_mul.
17718 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
17719 special case Altivec builtin.
17720 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17721 VSX_BUILTIN_VEC_MUL (replaced with special case code).
17722 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17723 code for ALTIVEC_BUILTIN_VEC_MUL.
17724 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17725 for __builtin_vec_mul.
17727 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
17729 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
17732 2016-06-07 David Malcolm <dmalcolm@redhat.com>
17734 * spellcheck.c (selftest::test_find_closest_string): New function.
17735 (spellcheck_c_tests): Call the above.
17737 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17739 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
17741 2016-06-07 Jakub Jelinek <jakub@redhat.com>
17743 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
17744 Yv=Yv,C alternatives.
17746 2016-06-07 Richard Biener <rguenther@suse.de>
17749 * common.opt (ffast-math): Make Optimization.
17751 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
17752 Prachi Godbole <prachi.godbole@imgtec.com>
17754 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
17755 `fabs' and `fneg' type attributes.
17756 (p5600_fpu_fabs): Add `fmove' to the comment.
17758 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
17760 * gimple.c: Include builtins.h
17761 (gimple_inexpensive_call_p): New function.
17762 * gimple.h (gimple_inexpensive_call_p): Declare.
17763 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
17764 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
17767 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
17769 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
17770 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
17771 warning_at_rich_loc, warning_n, pedwarn, permerror,
17772 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
17773 sorry, fatal_error, internal_error, internal_error_no_backtrace):
17776 2016-06-07 Richard Biener <rguenther@suse.de>
17778 PR tree-optimization/71428
17779 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
17780 BIT_FIELD_REF op vs. load.
17782 2016-06-07 Richard Biener <rguenther@suse.de>
17784 PR middle-end/71423
17785 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
17788 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
17790 * config/pa/pa.md (call): Generate indirect long calls to non-local
17791 functions on TARGET_64BIT.
17792 (call_value): Likewise.
17794 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
17796 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
17797 pattern and subsequent splitters.
17798 (call_val_reg_64bit_post_reload): Likewise.
17800 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
17802 PR middle-end/71408
17803 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
17804 propagate_op_to_single_use.
17806 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
17808 PR middle-end/71281
17809 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
17811 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
17813 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
17814 (enum x86_dirflag_state): New enum.
17815 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
17816 (machine_function): Remove needs_cld.
17817 (ix86_current_function_needs_cld): Remove.
17818 * config/i386/i386.c (ix86_set_func_type): Set
17819 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
17820 (ix86_expand_prologue): Do not emit CLD here.
17821 (ix86_dirflag_mode_needed): New function.
17822 (ix86_dirflag_mode_entry): Ditto.
17823 (ix86_mode_needed): Handle X86_DIRFLAG entity.
17824 (ix86_mode_after): Ditto.
17825 (ix86_mode_entry): Ditto.
17826 (ix86_mode_exit): Ditto.
17827 (ix86_emit_mode_set): Ditto.
17828 * config/i386/i386.md (strmov_singleop): Set
17829 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
17830 Do not set ix86_current_function_needs_cld.
17832 (strset_singleop): Ditto.
17834 (cmpstrnqi_nz_1): Ditto.
17835 (cmpstrnqi_1): Ditto.
17836 (strlenqi_1): Ditto.
17838 2016-06-06 Jakub Jelinek <jakub@redhat.com>
17840 PR tree-optimization/71259
17841 * tree-vect-slp.c (vect_get_constant_vectors): For
17842 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
17843 one for constant op, and use COND_EXPR for non-constant.
17845 2016-06-06 David Malcolm <dmalcolm@redhat.com>
17847 * Makefile.in (OBJS): Add function-tests.o,
17848 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
17849 selftest-run-tests.o.
17850 (OBJS-libcommon): Add selftest.o.
17851 (OBJS-libcommon-target): Add selftest.o.
17852 (all.internal): Add "selftest".
17853 (all.cross): Likewise.
17854 (selftest): New phony target.
17855 (s-selftest): New target.
17856 (selftest-gdb): New phony target.
17857 (COLLECT2_OBJS): Add selftest.o.
17858 * bitmap.c: Include "selftest.h".
17859 (selftest::test_gc_alloc): New function.
17860 (selftest::test_set_range): New function.
17861 (selftest::test_clear_bit_in_middle): New function.
17862 (selftest::test_copying): New function.
17863 (selftest::test_bitmap_single_bit_set_p): New function.
17864 (selftest::bitmap_c_tests): New function.
17865 * common.opt (fself-test): New.
17866 * diagnostic-show-locus.c: Include "selftest.h".
17867 (make_range): New function.
17868 (test_range_contains_point_for_single_point): New function.
17869 (test_range_contains_point_for_single_line): New function.
17870 (test_range_contains_point_for_multiple_lines): New function.
17871 (assert_eq): New function.
17872 (test_get_line_width_without_trailing_whitespace): New function.
17873 (selftest::diagnostic_show_locus_c_tests): New function.
17874 * et-forest.c: Include "selftest.h".
17875 (selftest::test_single_node): New function.
17876 (selftest::test_simple_tree): New function.
17877 (selftest::test_disconnected_nodes): New function.
17878 (selftest::et_forest_c_tests): New function.
17879 * fold-const.c: Include "selftest.h".
17880 (selftest::assert_binop_folds_to_const): New function.
17881 (selftest::assert_binop_folds_to_nonlvalue): New function.
17882 (selftest::test_arithmetic_folding): New function.
17883 (selftest::fold_const_c_tests): New function.
17884 * function-tests.c: New file.
17885 * gimple.c: Include "selftest.h".
17886 Include "gimple-pretty-print.h".
17887 (selftest::verify_gimple_pp): New function.
17888 (selftest::test_assign_single): New function.
17889 (selftest::test_assign_binop): New function.
17890 (selftest::test_nop_stmt): New function.
17891 (selftest::test_return_stmt): New function.
17892 (selftest::test_return_without_value): New function.
17893 (selftest::gimple_c_tests): New function.
17894 * hash-map-tests.c: New file.
17895 * hash-set-tests.c: New file.
17896 * input.c: Include "selftest.h".
17897 (selftest::assert_loceq): New function.
17898 (selftest::test_accessing_ordinary_linemaps): New function.
17899 (selftest::test_unknown_location): New function.
17900 (selftest::test_builtins): New function.
17901 (selftest::test_reading_source_line): New function.
17902 (selftest::input_c_tests): New function.
17903 * rtl-tests.c: New file.
17904 * selftest-run-tests.c: New file.
17905 * selftest.c: New file.
17906 * selftest.h: New file.
17907 * spellcheck.c: Include "selftest.h".
17908 (selftest::levenshtein_distance_unit_test_oneway): New function,
17909 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
17910 (selftest::levenshtein_distance_unit_test): Likewise.
17911 (selftest::spellcheck_c_tests): Likewise.
17912 * toplev.c: Include selftest.h.
17913 (toplev::run_self_tests): New.
17914 (toplev::main): Handle -fself-test.
17915 * toplev.h (toplev::run_self_tests): New.
17916 * tree.c: Include "selftest.h".
17917 (selftest::test_integer_constants): New function.
17918 (selftest::test_identifiers): New function.
17919 (selftest::test_labels): New function.
17920 (selftest::tree_c_tests): New function.
17921 * tree-cfg.c: Include "selftest.h".
17922 (selftest::push_fndecl): New function.
17923 (selftest::test_linear_chain): New function.
17924 (selftest::test_diamond): New function.
17925 (selftest::test_fully_connected): New function.
17926 (selftest::tree_cfg_c_tests): New function.
17927 * vec.c: Include "selftest.h".
17928 (selftest::safe_push_range): New function.
17929 (selftest::test_quick_push): New function.
17930 (selftest::test_safe_push): New function.
17931 (selftest::test_truncate): New function.
17932 (selftest::test_safe_grow_cleared): New function.
17933 (selftest::test_pop): New function.
17934 (selftest::test_safe_insert): New function.
17935 (selftest::test_ordered_remove): New function.
17936 (selftest::test_unordered_remove): New function.
17937 (selftest::test_block_remove): New function.
17938 (selftest::reverse_cmp): New function.
17939 (selftest::test_qsort): New function.
17940 (selftest::vec_c_tests): New function.c.
17941 * wide-int.cc: Include selftest.h and wide-int-print.h.
17942 (selftest::from_int <wide_int>): New function.
17943 (selftest::from_int <offset_int>): New function.
17944 (selftest::from_int <widest_int>): New function.
17945 (selftest::assert_deceq): New function.
17946 (selftest::assert_hexeq): New function.
17947 (selftest::test_printing <VALUE_TYPE>): New function template.
17948 (selftest::test_ops <VALUE_TYPE>): New function template.
17949 (selftest::test_comparisons <VALUE_TYPE>): New function template.
17950 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
17952 (selftest::wide_int_cc_tests): New function.
17954 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17956 PR middle-end/37780
17957 * ifcvt.c (noce_try_ifelse_collapse): New function.
17959 (noce_process_if_block): Call noce_try_ifelse_collapse.
17960 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
17961 (simplify_ternary_operation): Use the above to simplify
17962 conditional CLZ/CTZ expressions.
17964 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17966 PR middle-end/37780
17967 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
17968 define_insn_and_split.
17970 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17972 PR middle-end/37780
17973 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
17975 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
17978 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
17979 Implicitly clobber memory for basic asm with non-empty assembler
17980 string. Use targetm.md_asm_adjust also here.
17981 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
17982 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
17983 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
17984 non-empty assembler string.
17985 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
17986 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
17987 (decode_asm_operands): Handle basic asm in PARALLEL block.
17988 (extract_insn): Handle basic asm in PARALLEL block.
17989 * doc/extend.texi: Mention new behavior of basic asm.
17990 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
17991 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
17992 branch_needs_nop_p): Use asm_noperands.
17994 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
17996 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
17997 Include the M7 SPARC DFA scheduler.
17998 New attribute v3pipe.
17999 Annotate insns with v3pipe where appropriate.
18000 Define cpu_feature vis4.
18001 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
18002 Add (V8QI "8") to vbits.
18003 Add insns {add,sub}v8qi3
18004 Add insns ss{add,sub}v8qi3
18005 Add insns us{add,sub}{v8qi,v4hi}3
18006 Add insns {min,max}{v8qi,v4hi,v2si}3
18007 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
18008 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
18009 * config/sparc/niagara4.md: Add a comment explaining the
18010 discrepancy between the documented latenty numbers and the
18012 * config/sparc/niagara7.md: New file.
18013 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
18014 supports SPARC5 and VIS 4.0 instructions.
18015 * configure: Regenerate.
18016 * config.in: Likewise.
18017 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
18018 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
18019 TARGET_CPU_niagara7.
18020 (ASM_CPU64_DEFAULT_SPEC): Likewise.
18021 (CPP_CPU_SPEC): Handle niagara7.
18022 (ASM_CPU_SPEC): Likewise.
18023 * config/sparc/sparc-opts.h (processor_type): Add
18024 PROCESSOR_NIAGARA7.
18025 (mvis4): New option.
18026 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
18027 (AS_NIAGARA7_FLAG): Define.
18028 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
18029 (CPP_CPU64_DEFAULT_SPEC): Likewise.
18030 (CPP_CPU_SPEC): Handle niagara7.
18031 (ASM_CPU_SPEC): Likewise.
18032 * config/sparc/sparc.c (niagara7_costs): Define.
18033 (sparc_option_override): Handle niagara7 and adjust cache-related
18034 parameters with better values for niagara cpus. Also support VIS4.
18035 (sparc32_initialize_trampoline): Likewise.
18036 (sparc_use_sched_lookahead): Likewise.
18037 (sparc_issue_rate): Likewise.
18038 (sparc_register_move_cost): Likewise.
18039 (dump_target_flag_bits): Support VIS4.
18040 (sparc_vis_init_builtins): Likewise.
18041 (sparc_builtins): Likewise.
18042 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
18044 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
18046 * config/sparc/sparc.opt (sparc_processor_type): New value
18048 * config/sparc/visintrin.h (__attribute__): Prototypes for the
18050 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
18052 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
18055 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
18057 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
18059 2016-06-06 Richard Biener <rguenther@suse.de>
18061 PR tree-optimization/71398
18062 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
18065 2016-06-05 James Bowman <james.bowman@ftdichip.com>
18067 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
18068 ft32_expand_prolog, ft32_expand_epilogue):
18069 Handle pretend_args.
18070 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
18071 * config/ft32/ft32.md: Add pretend_returner.
18073 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
18076 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18077 Copy op1 RTX to avoid invalid sharing.
18078 (ix86_expand_vector_move_misalign): Ditto.
18080 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
18082 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
18085 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18087 * predict.c (predicted_by_loop_heuristics_p): New function.
18088 (predict_iv_comparison): Use it.
18089 (predict_loops): Walk from innermost loops; do not predict edges
18090 leaving multiple loops multiple times; implement
18091 PRED_LOOP_ITERATIONS_MAX heuristics.
18092 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
18094 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
18096 * cfg.c (check_bb_profile): Do not report mismatched profiles when
18097 only edges out of BB are EH edges.
18099 2016-06-04 Martin Sebor <msebor@redhat.com>
18100 Marcin Baczyński <marbacz@gmail.com>
18103 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
18104 a void expression in a void function.
18106 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18108 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
18109 aux; dump reasons of decisions.
18110 (should_duplicate_loop_header_p): Likewise.
18111 (do_while_loop_p): Likewise.
18112 (ch_base::copy_headers): Dump asi num insns duplicated.
18114 2016-06-04 Jakub Jelinek <jakub@redhat.com>
18116 PR tree-optimization/71405
18117 * tree-ssa.c (execute_update_addresses_taken): For clobber with
18118 incompatible type, build a new clobber with the right type instead
18119 of building a VIEW_CONVERT_EXPR around it.
18121 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18123 PR tree-optimization/52171
18124 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
18125 by_pieces_ninsns instead of move_by_pieces_ninsns.
18127 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
18129 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
18130 for reg+reg addressing mode.
18132 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18134 * rs6000-c.c (c/c-tree.h): Add #include.
18135 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
18136 in C++ when found in the base position of vec_ld or vec_st.
18138 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
18140 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
18141 use of profile unless profile status is PROFILE_READ.
18142 * profile.c (compute_branch_probabilities): Set profile status
18143 only after reporting predictor hitrates.
18145 2016-06-03 Joseph Myers <joseph@codesourcery.com>
18149 * common.opt (ffp-int-builtin-inexact): New option.
18150 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
18151 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
18152 (ceil@var{m}2): Document dependence on this option.
18153 * ipa-inline-transform.c (inline_call): Handle
18154 flag_fp_int_builtin_inexact.
18155 * ipa-inline.c (can_inline_edge_p): Likewise.
18156 * config/i386/i386.md (rintxf2): Do not test
18157 flag_unsafe_math_optimizations.
18158 (rint<mode>2_frndint): New define_insn.
18159 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
18160 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
18161 for 387 instead of extending and truncating.
18162 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
18163 !flag_trapping_math instead of flag_unsafe_math_optimizations.
18164 Change to frndint<mode>2_<rounding>.
18165 (frndintxf2_<rounding>_i387): Likewise. Change to
18166 frndint<mode>2_<rounding>_i387.
18167 (<rounding_insn>xf2): Likewise.
18168 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
18169 !flag_trapping_math instead of flag_unsafe_math_optimizations for
18170 x87. Test TARGET_ROUND || !flag_trapping_math ||
18171 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
18172 SSE. Use ROUND_NO_EXC in constant operand of
18173 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
18174 for 387 instead of extending and truncating.
18176 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
18177 Julia Koval <julia.koval@intel.com>
18189 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
18190 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
18191 all registers, except for function return registers if there are
18192 no caller-saved registers.
18193 (ix86_set_func_type): New function.
18194 (ix86_set_current_function): Call ix86_set_func_type to set
18195 no_caller_saved_registers and func_type. Call reinit_regs if
18196 caller-saved registers are changed. Don't allow MPX, SSE, MMX
18197 nor x87 instructions in interrupt handler nor function with
18198 no_caller_saved_registers attribute.
18199 (ix86_function_ok_for_sibcall): Return false if there are no
18200 caller-saved registers.
18201 (type_natural_mode): Don't warn ABI change for MMX in interrupt
18203 (ix86_function_arg_advance): Skip for callee in interrupt handler.
18204 (ix86_function_arg): Return special arguments in interrupt handler.
18205 (ix86_promote_function_mode): Promote pointer to word_mode only
18206 for normal functions.
18207 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
18209 (ix86_epilogue_uses): New function.
18210 (ix86_hard_regno_scratch_ok): Likewise.
18211 (ix86_save_reg): Preserve all registers in interrupt handler
18212 after reload. Preserve all registers, except for function return
18213 registers, if there are no caller-saved registers after reload.
18214 (find_drap_reg): Always use callee-saved register if there are
18215 no caller-saved registers.
18216 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
18217 for interrupt handler.
18218 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
18219 Emit cld instruction if stringops are used in interrupt handler
18220 or interrupt handler isn't a leaf function.
18221 (ix86_expand_epilogue): Generate interrupt return for interrupt
18222 handler and pop the 'ERROR_CODE' off the stack before interrupt
18223 return in exception handler.
18224 (ix86_expand_call): Disallow calling interrupt handler directly.
18225 If there are no caller-saved registers, mark all registers that
18226 are clobbered by the call which returns as clobbered.
18227 (ix86_handle_no_caller_saved_registers_attribute): New function.
18228 (ix86_handle_interrupt_attribute): Likewise.
18229 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
18231 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
18232 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
18233 accumulation in interrupt function if stack may be realigned to
18235 (EPILOGUE_USES): New.
18236 (function_type): New enum.
18237 (machine_function): Add func_type and no_caller_saved_registers.
18238 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
18239 (interrupt_return): New pattern.
18240 * doc/extend.texi: Document x86 interrupt and
18241 no_caller_saved_registers attributes.
18243 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
18245 PR tree-optimization/52171
18246 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
18247 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
18248 Look for constant strings. Move some code to emit_block_cmp_hints
18250 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
18251 * defaults.h (COMPARE_MAX_PIECES): New macro.
18252 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
18253 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
18254 (clear_by_pieces_1): Don't declare. Move definition before use.
18255 (can_do_by_pieces): New static function.
18256 (can_move_by_pieces): Use it. Return bool.
18257 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
18258 OP. All callers changed. Handle COMPARE_BY_PIECES.
18259 (class pieces_addr); New.
18260 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
18261 pieces_addr::adjust, pieces_addr::increment_address,
18262 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
18264 (class op_by_pieces_d): New.
18265 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
18267 (class move_by_pieces_d, class compare_by_pieces_d,
18268 class store_by_pieces_d): New subclasses of op_by_pieces_d.
18269 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
18270 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
18271 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
18272 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
18273 compare_by_pieces_d::finish_mode): New member functions.
18274 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
18276 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
18277 (emit_block_cmp_hints): New function.
18278 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
18279 use the newly defined classes.
18280 * expr.h (by_pieces_constfn): New typedef.
18281 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
18282 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
18283 (move_by_pieces_ninsns): Don't declare.
18284 (can_move_by_pieces): Change return value to bool.
18285 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
18286 (compare_by_pieces_branch_ratio): New hook.
18287 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
18288 (by_pieces_ninsns): Declare.
18289 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
18291 (default_compare_by_pieces_branch_ratio): New function.
18292 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
18293 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
18294 * doc/tm.texi: Regenerate.
18295 * tree-ssa-strlen.c: Include "builtins.h".
18296 (handle_builtin_memcmp): New static function.
18297 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
18298 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
18300 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18302 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
18303 relevant stmts which are simple and invariant.
18304 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
18305 instead of simple and invariant
18307 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18309 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
18310 (vectorizable_reduction): Check for new relevant state.
18311 (vectorizable_live_operation): vectorize live stmts using
18312 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
18313 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
18314 (vect_stmt_relevant_p): Check for stmts which are only used live.
18315 (process_use): Use of a stmt does not inherit it's live value.
18316 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
18317 (vect_analyze_stmt): Check for new relevant state.
18318 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
18319 outside the loop, but not inside it.
18321 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18323 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
18324 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
18325 (vect_get_vec_def_for_operand): Split out code.
18327 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
18329 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
18331 2016-06-03 Alan Hayward <alan.hayward@arm.com>
18333 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
18335 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18337 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
18339 2016-06-03 Jakub Jelinek <jakub@redhat.com>
18341 PR middle-end/71387
18342 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
18343 to noreturn e->callee->decl that has void return type and void
18344 arguments, adjust gimple_call_fntype and remove lhs even if it had
18345 previously addressable type.
18347 2016-06-02 Jeff Law <law@redhat.com>
18349 PR tree-optimization/71328
18350 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
18351 error when checking for a jump back onto the copied path.
18353 2016-06-02 David Malcolm <dmalcolm@redhat.com>
18355 * config/microblaze/microblaze.c (get_branch_target): Add return
18356 NULL_RTX for the non-CALL_P case.
18357 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
18358 (insert_wic): Remove unused local "j".
18360 2016-06-02 Martin Liska <mliska@suse.cz>
18362 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
18364 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
18365 Julia Koval <julia.koval@intel.com>
18367 * function.c (assign_parm_setup_stack): Force source into a
18368 register if needed.
18369 * target.def (function_incoming_arg): Update documentation to
18370 allow arbitrary address computation based on hard register.
18371 * doc/tm.texi: Regenerated.
18373 2016-06-02 Martin Liska <mliska@suse.cz>
18375 * predict.c (combine_predictions_for_bb): Fix first match in
18376 cases where a first predictor contains more than one occurence
18377 in list of predictors. Take the best value in such case.
18379 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18381 PR rtl-optimization/71295
18382 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
18383 offset would go over the size of the inner mode reject it.
18385 2016-06-02 Jakub Jelinek <jakub@redhat.com>
18387 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
18388 x=x,x and v=v,m instead of x=x,m.
18390 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
18391 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
18392 alternative to v=rm,C.
18394 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
18395 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
18396 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
18397 instead of vex for the last two above mentioned alternatives.
18399 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18402 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
18404 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
18406 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
18408 2016-06-01 David Malcolm <dmalcolm@redhat.com>
18410 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
18411 from int to unsigned.
18413 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18415 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
18416 alternatives, eliminating preferred register class. Add support
18417 for the MTVSRDD instruction in ISA 3.0.
18418 (vsx_splat_v4si_internal): Use splat_input_operand instead of
18419 reg_or_indexed_operand.
18420 (vsx_splat_v4sf_internal): Likewise.
18422 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
18425 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
18426 for loading up all 0's or all 1's.
18428 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
18430 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
18432 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
18434 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
18436 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
18437 * gcc.c (set_source_date_epoch_envvar): New function, sets
18438 the SOURCE_DATE_EPOCH environment variable to the current time.
18440 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18442 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
18443 the factor for live Phi nodes.
18445 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18447 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
18448 * tree-parloops.c (parallelize_loops): likewise.
18449 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
18450 tree_unswitch_outer_loop): likewise.
18452 2016-06-01 Jakub Jelinek <jakub@redhat.com>
18454 PR middle-end/71371
18455 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
18456 around creation of the temporary.
18458 2016-06-01 Richard Biener <rguenther@suse.de>
18460 PR tree-optimization/71366
18461 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
18462 (unloop_loops): Move removing edges here ...
18463 (try_unroll_loop_completely): ... from here.
18464 (try_peel_loop): ... and here.
18465 (tree_unroll_loops_completely_1): Track parent loops via
18466 bitmap of header BBs.
18467 (tree_unroll_loops_completely): Adjust for that.
18469 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18471 * config/rs6000/altivec.h (vec_slv): New macro.
18472 (vec_srv): New macro.
18473 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
18474 (UNSPEC_VSRV): New value.
18477 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
18478 (vsrv): New builtin definition.
18479 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
18480 define argument types for new builtin.
18481 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
18483 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
18486 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
18487 Jocelyn Mayer <l_indien@magic.fr>
18490 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
18491 detect processor family for signature_CENTAUR_ebx.
18492 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
18493 signature_CENTAUR_ebx.
18494 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
18495 <default>: Pass x86-64 for has_longmode.
18497 2016-06-01 Nathan Sidwell <nathan@acm.org>
18499 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
18502 2016-06-01 Richard Biener <rguenther@suse.de>
18504 PR tree-optimization/71261
18505 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
18506 of stmts successfully put in the bool pattern. Remove
18507 single-use restriction.
18508 (adjust_bool_pattern_cast): Add cast at the use site via the
18509 pattern def sequence.
18510 (adjust_bool_pattern): Remove recursion, maintain a hash-map
18511 of patterned defs. Use the pattern def seqence instead of
18512 multiple independent patterns.
18513 (sort_after_uid): New qsort compare function.
18514 (adjust_bool_stmts): New function to process stmts in the bool
18515 pattern in IL order.
18516 (vect_recog_bool_pattern): Adjust.
18517 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
18518 (ifcvt_walk_pattern_tree): Likewise.
18519 (stmt_is_root_of_bool_pattern): Likewise.
18520 (ifcvt_repair_bool_pattern): Likewise.
18521 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
18523 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
18525 * loop-unroll.c (decide_unroll_constant_iterations,
18526 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
18527 likely upper bounds.
18528 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
18530 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
18532 * tree-core.h (enum omp_clause_code): Remove
18533 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
18535 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18537 * config/arm/sync.md (arm_store_exclusive<mode>):
18538 Use 'H' output modifier on operands[2] rather than creating a new
18539 entry in out-of-bounds memory of the operands array.
18540 (arm_store_release_exclusivedi): Likewise.
18542 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18544 * config/arm/arm.c (arm_fusion_enabled_p): New function.
18545 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
18546 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
18547 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
18549 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
18551 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
18552 into account live statements for mask producers.
18554 2016-06-01 Richard Biener <rguenther@suse.de>
18556 PR tree-optimization/71311
18557 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
18558 restrict to non-INTEGER_CST @0.
18560 2016-06-01 Richard Biener <rguenther@suse.de>
18562 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
18563 (relational patterns): Use :c to avoid pattern duplications.
18565 2016-06-01 Richard Biener <rguenther@suse.de>
18567 * genmatch.c (comparison_code_p): New predicate.
18568 (swap_tree_comparison): New function.
18569 (commutate): Add for_vec parameter to append new for entries.
18570 Support commutating relational operators by swapping it alongside
18572 (lower_commutative): Adjust.
18573 (dt_simplify::gen): Do not pass artificial operators to gen
18575 (decision_tree::gen): Do not add artificial operators as parameters.
18576 (parser::parse_expr): Verify operator commutativity when :c is
18577 applied. Allow :C to override this.
18578 * match.pd: Adjust patterns to use :C instead of :c where required.
18580 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
18582 PR tree-optimization/71077
18583 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
18584 the combining step, use boolean_false_node and boolean_true_node
18585 as the designated false/true return values.
18587 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18589 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
18590 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
18591 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
18594 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18596 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
18597 of flags impliying the register renaming.
18598 * toplev.c (process_options): Do not imply flag_rename_registers with
18601 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18603 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
18604 default implementation.
18606 2016-05-31 Nathan Sidwell <nathan@acm.org>
18608 * dwarf2out.c (cur_line_info_table): Add GTY marker.
18610 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18612 * config/sh/constraints.md (b): Remove constraint.
18613 * config/sh/predicates.md (arith_reg_operand): Remove
18615 * config/sh/sh-modes.def (PDI): Remove.
18616 * config/sh/sh.c (sh_target_reg_class,
18617 sh_optimize_target_register_callee_saved): Remove functions.
18618 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
18619 (sh_expand_epilogue): Update comment.
18620 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
18621 sh_secondary_reload): Remove TARGET_REGS related code.
18622 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
18623 TARGET_REGISTER_P): Remove macros.
18624 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
18625 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
18626 TR1_REG, TR2_REG): Remove constants.
18627 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
18629 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18631 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
18632 define_expand patterns.
18633 (adddi3_compact): Rename to adddi3.
18634 (subdi3_compact): Rename to subdi3.
18635 (*negdi2): Rename to negdi2.
18636 (*abs<mode>2): Rename to abs<mode>2.
18638 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
18640 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
18641 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
18642 (atomic_sub_fetchsi): ... this new pattern.
18643 (mvtc): Add CC_REG clobber.
18645 2016-05-31 Marek Polacek <polacek@redhat.com>
18647 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
18649 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18651 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
18652 aarch64_fusion_enabled_p to check for fusion capabilities.
18654 2016-05-31 Richard Biener <rguenther@suse.de>
18656 PR tree-optimization/71352
18657 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
18658 minus one and a negate.
18660 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18662 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
18663 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
18665 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
18666 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
18667 Remove use of aarch64_simd_attr_length_move, set length attribute
18669 (*aarch64_be_movoi): Likewise.
18670 (*aarch64_be_movci): Likewise.
18671 (*aarch64_be_movxi): Likewise.
18673 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
18675 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
18676 It no longer does that.
18677 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
18679 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
18681 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
18682 attribute __unused__.
18684 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
18686 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
18687 * config/arm/arm.c (arm_arch_thumb1): Define.
18688 (arm_option_override): Initialize arm_arch_thumb1.
18689 * config/arm/arm.h (arm_arch_thumb1): Declare.
18690 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
18691 support Thumb-1 ISA.
18693 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
18696 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
18697 `Yv' for scalar operand.
18699 2016-05-31 Tom de Vries <tom@codesourcery.com>
18701 PR tree-optimization/69068
18702 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
18703 phis with more than two args.
18705 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
18707 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
18708 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
18711 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
18713 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
18715 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18717 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
18718 cpu_32, cpu_64, tune_32 and tune_64.
18719 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
18721 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
18723 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
18725 2016-05-30 Andi Kleen <ak@linux.intel.com>
18727 * auto-profile.c (read_profile): Replace asserts with errors
18728 when file does not exist.
18729 * gcov-io.c (gcov_read_words): Dito.
18731 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18733 * tree-cfg.c (print_loop): Print likely upper bounds.
18735 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18737 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
18738 * opts.c (default_options): Enable peel loops at -O3.
18739 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
18740 (try_peel_loop): Do not re-peel already peeled loops;
18741 use likely upper bounds; fix profile updating.
18742 (pass_complete_unroll::execute): Initialize peeled_loops.
18744 2016-05-30 Martin Liska <mliska@suse.cz>
18746 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
18747 computed costs by frequency of BB they belong to.
18748 (get_scaled_computation_cost_at): New function.
18750 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
18751 Marc Glisse <marc.glisse@inria.fr>
18753 PR tree-optimization/71289
18754 * match.pd (-1 / B < A, A > -1 / B): New transformations.
18756 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18758 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
18760 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18762 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
18763 for peeled copies; avoid underflow when updating estimates; correctly
18764 scale loop profile.
18766 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18768 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
18769 r236875. Corrected oe3 to oe2 as obvious.
18771 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18773 PR middle-end/71269
18774 PR middle-end/71252
18775 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
18776 that inserted stmt will not dominate stmts that defines its operand.
18777 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
18778 (rewrite_expr_tree_parallel): Likewise.
18780 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
18782 PR middle-end/71252
18783 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
18784 all fields including stmt_to_insert are swapped.
18786 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18788 * predict.h (force_edge_cold): Declare.
18789 * predict.c (force_edge_cold): New function.
18790 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
18792 (canonicalize_loop_induction_variables): Fix formating.
18794 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
18796 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
18797 (visium_expand_copysign): Use gen_int_mode directly.
18798 (visium_compute_frame_size): Minor tweaks.
18800 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
18802 * tree-vect-loop.c (vect_analyze_loop_2): Use
18803 likely_max_stmt_executions_int.
18805 2016-05-30 Tom de Vries <tom@codesourcery.com>
18807 PR tree-optimization/69067
18808 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
18810 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
18813 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
18814 New peepholes to remove unneeded fild/fistp pairs.
18815 (define_peephole2 atomic_loaddi_fpu): Ditto.
18817 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18819 * predict.c (maybe_hot_frequency_p): Avoid division.
18821 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18823 * doc/install.texi: Use https for shop.fsf.org.
18825 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18827 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
18828 likely_max_stmt_executions_int.
18830 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18832 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
18833 likely_max_stmt_executions_int.
18835 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18837 * profile.c (compute_branch_probabilities): Do not report hitrates
18839 (branch_prob): Report hitrates here.
18840 * predict.c (gimple_predict_edge): Do not assert profile status;
18841 fix formatting issues.
18843 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18845 * predict.c (edge_predicted_by_p): New function.
18846 (predict_paths_for_bb): Do not put multiple predictions of the same type
18849 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18851 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
18854 2016-05-28 Alan Modra <amodra@gmail.com>
18856 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
18858 2016-05-28 Alan Modra <amodra@gmail.com>
18860 PR rtl-optimization/71275
18861 * ira.c (ira): Free dominance info.
18863 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
18865 * doc/sourcebuild.texi: New address for upstream Go repository.
18867 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
18869 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
18870 (TARGET_ARM_V7M): Likewise.
18872 2016-05-26 Jeff Law <law@redhat.com>
18874 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
18875 (thread_across_edge): Remove calls to find_jump_threads_backwards.
18876 * passes.def: Add jump threading passes before DOM/VRP.
18877 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
18878 argument to a basic block from an edge. Remove tests which are
18880 (pass_data_thread_jumps, class pass_thread_jumps): New.
18881 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
18882 (make_pass_thread_jumps): Likewise.
18883 * tree-pass.h (make_pass_thread_jumps): Declare.
18885 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
18887 * config/visium/visium-protos.h (split_double_move): Rename into...
18888 (visium_split_double_move): ...this.
18889 (visium_split_double_add): Declare.
18890 * config/visium/visium.c (split_double_move): Rename into...
18891 (visium_split_double_move): ...this.
18892 (visium_split_double_add): New function.
18893 (visium_expand_copysign): Renumber operands for consistency.
18894 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
18895 (DFmode move splitter): Likewise.
18896 (*addi3_insn): Split by means of visium_split_double_add.
18897 (*adddi3_insn_flags): Delete.
18898 (*plus_plus_sltu<subst_arith>): New insn.
18899 (*subdi3_insn): Split by means of visium_split_double_add.
18900 (subdi3_insn_flags): Delete.
18901 (*minus_minus_sltu<subst_arith>): New insn.
18902 (*negdi2_insn): Split by means of visium_split_double_add.
18903 (*negdi2_insn_flags): Delete.
18905 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
18907 * configure.ac: Treat a --with-headers option without argument
18908 the same as the default (i.e. consult sys-include directory).
18909 * configure: Regenerate.
18911 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18913 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
18914 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
18916 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
18917 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
18919 2016-05-27 Jiong Wang <jiong.wang@arm.com>
18922 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
18923 tree-stdarg analysis results.
18924 (aarch64_setup_incoming_varargs): Likewise.
18926 2016-05-27 Jiong Wang <jiong.wang@arm.com>
18928 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
18929 va_list_gpr_counter_field and va_list_fpr_counter_field.
18931 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
18934 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
18935 * config/aarch64/aarch64.c
18936 (aarch64_cannot_change_mode_class): Remove function.
18937 * config/aarch64/aarch64-protos.h
18938 (aarch64_cannot_change_mode_class): Remove.
18940 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
18942 * cfgloop.c (record_niter_bound): Record likely upper bounds.
18943 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
18944 get_likely_max_loop_iterations_int): New.
18945 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
18946 any_likely_upper_bound.
18947 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
18949 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
18950 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
18952 (unroll_loop_constant_iterations): Likewise.
18953 (unroll_loop_runtime_iterations): Likewise.
18954 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
18955 * lto-streamer-out.c (output_cfg): Likewise.
18956 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
18958 (canonicalize_loop_induction_variables): Dump likely upper bounds.
18959 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
18960 (likely_max_loop_iterations): New.
18961 (likely_max_loop_iterations_int): New.
18962 (likely_max_stmt_executions): New.
18963 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
18964 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
18965 likely_max_stmt_executions): Declare.
18967 2016-05-27 Marek Polacek <polacek@redhat.com>
18969 PR middle-end/71308
18970 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
18972 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18974 * config/s390/s390.md (2x risbg splitters): Use
18975 reg_overlap_mentioned_p instead of rtx_equal_p.
18977 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
18979 * combine.c (make_compound_operation): Take known zero bits into
18980 account when checking for possible zero_extend.
18982 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18984 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
18985 Use const_int_operand for operand 2 predicate. Simplify expand code
18988 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
18990 PR middle-end/71279
18991 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
18994 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18996 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
18997 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
18998 that returns CC_SESWPmode and CC_ZESWPmode.
18999 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
19001 (aarch64_rtx_costs): Likewise.
19003 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
19005 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19006 for ISA 3.0 min/max support.
19007 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
19008 conditional move support.
19009 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
19010 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
19012 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
19013 conditional moves where the comparison type is different from move
19015 (fp_minmax): New code iterator for smin/smax.
19016 (minmax): New code attributes for min/max.
19017 (SMINMAX): Likewise.
19018 (smax<mode>3): Combine min, max insns into one insn using the
19019 fp_minmax code iterator. Add support for ISA 3.0 min/max
19020 instructions that don't need -ffast-math.
19021 (s<minmax><mode>3): Likewise.
19022 (smax<mode>3_vsx): Likewise.
19023 (smin<mode>3): Likewise.
19024 (s<minmax><mode>3_vsx): Likewise.
19025 (smin<mode>3_vsx): Likewise.
19026 (pre-VSX min/max splitters): Likewise.
19027 (s<minmax><mode>3_fpr): Likewise.
19028 (movsfcc): Rewrite floating point conditional moves to combine
19029 SFmode/DFmode into a single insn.
19030 (mov<mode>cc): Likewise.
19031 (movdfcc): Likewise.
19032 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
19033 SFDF2 iterators to handle all combinations.
19034 (fseldfsf4): Likewise.
19035 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
19036 (fseldfdf4): Likewise.
19037 (fselsfdf4): Likewise.
19038 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
19039 comparison instructions that set a 0/-1 mask, and use it for
19040 floating point conditional move via XXSEL.
19041 (fpmask<mode>): Likewise.
19042 (xxsel<mode>): Likewise.
19043 * config/rs6000/predicates.md (min_max_operator): Delete, no
19045 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
19046 instructions that generate a 0/-1 mask for use with XXSEL.
19047 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
19048 say whether floating point min/max is available, either through
19049 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
19050 (TARGET_MINMAX_DF): Likewise.
19052 2016-05-27 Alan Modra <amodra@gmail.com>
19054 PR rtl-optimization/71275
19055 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
19056 for update_equiv_regs and combine_and_move_insns.
19058 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
19060 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
19061 if_then_else or cond RTXes to calculate attribute value.
19062 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
19063 <attr "length_immediate>: Ditto.
19064 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
19065 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
19066 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
19067 <attr "type">: Ditto.
19068 <attr "prefix_data16">: Ditto.
19069 <attr "prefix_extra">: Ditto.
19070 <attr "length_immediate">: Ditto.
19071 <attr "prefix">: Ditto.
19072 (vec_set<mode>_0) <attr "isa">: Ditto.
19073 <attr "prefix_extra">: Ditto.
19074 <attr "length_immediate">: Ditto.
19075 <attr "prefix">: Ditto.
19076 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
19077 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
19078 (sse2_storelpd) <attr "prefix_data16">: Ditto.
19079 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
19080 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
19081 <attr "length_immediate">: Ditto.
19082 <attr "prefix">: Ditto.
19083 (sse2_movsd) <attr "length_immediate">: Ditto.
19084 <attr "prefix">: Ditto.
19085 (vec_concatv2df) <attr "isa">: Ditto.
19086 <attr "prefix">: Ditto.
19087 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
19088 (*vec_extractv2di_1) <attr "isa">: Ditto.
19089 <attr "type">: Ditto.
19090 <attr "length_immediate">: Ditto.
19091 <attr "prefix_rex">: Ditto.
19092 <attr "prefix_extra">: Ditto.
19093 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
19094 <attr "prefix_extra">: Ditto.
19095 <attr "length_immediate">: Ditto.
19096 (vec_concatv2di) <attr "isa">: Ditto.
19097 <attr "prefix_extra">: Ditto.
19098 <attr "length_immediate">: Ditto.
19099 <attr "prefix">: Ditto.
19101 2016-05-26 Martin Liska <mliska@suse.cz>
19103 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
19105 (operator+): Likewise.
19106 (operator-): Likewise.
19107 (comp_cost::operator+=): Likewise.
19108 (comp_cost::operator-=): Likewise.
19109 (comp_cost::operator/=): Likewise.
19110 (comp_cost::operator*=): Likewise.
19111 (operator<): Likewise.
19112 (operator==): Likewise.
19113 (operator<=): Likewise.
19114 (new_cost): Remove.
19115 (infinite_cost_p): Likewise.
19116 (add_costs): Likewise.
19117 (sub_costs): Likewise.
19118 (compare_costs): Likewise.
19119 (set_group_iv_cost): Use the newly introduced functions.
19120 (get_address_cost): Likewise.
19121 (get_shiftadd_cost): Likewise.
19122 (force_expr_to_var_cost): Likewise.
19123 (split_address_cost): Likewise.
19124 (ptr_difference_cost): Likewise.
19125 (difference_cost): Likewise.
19126 (get_computation_cost_at): Likewise.
19127 (determine_group_iv_cost_generic): Likewise.
19128 (determine_group_iv_cost_address): Likewise.
19129 (determine_group_iv_cost_cond): Likewise.
19130 (autoinc_possible_for_pair): Likewise.
19131 (determine_group_iv_costs): Likewise.
19132 (cheaper_cost_pair): Likewise.
19133 (iv_ca_recount_cost): Likewise.
19134 (iv_ca_set_no_cp): Likewise.
19135 (iv_ca_set_cp): Likewise.
19136 (iv_ca_cost): Likewise.
19137 (iv_ca_new): Likewise.
19138 (iv_ca_dump): Likewise.
19139 (iv_ca_narrow): Likewise.
19140 (iv_ca_prune): Likewise.
19141 (iv_ca_replace): Likewise.
19142 (try_add_cand_for): Likewise.
19143 (try_improve_iv_set): Likewise.
19144 (find_optimal_iv_set): Likewise.
19146 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
19148 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
19149 that internal functions will clobber all caller-saved registers.
19151 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19153 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
19154 Return a better case_values_threshold when optimizing.
19156 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
19158 * config/aarch64/aarch64-simd.md (aarch64_combinez):
19159 Add ? to integer variant.
19160 (aarch64_combinez_be): Likewise.
19162 2016-05-26 Jakub Jelinek <jakub@redhat.com>
19164 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
19165 instead of x constraint.
19166 (vcvtps2ph256<mask_name>): Likewise.
19168 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
19169 alternative. Formatting fix.
19171 * config/i386/sse.md
19172 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
19174 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
19175 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
19176 maybe_evex prefix instead of vex.
19177 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
19178 EXT_REX_SSE_REG_P (op0) case in the splitter.
19180 2016-05-25 Jeff Law <law@redhat.com>
19182 PR tree-optimization/71272
19183 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
19184 Update comments. Add test for empty path.
19186 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
19188 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
19189 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
19190 special case builtin.
19191 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19192 code for ALTIVEC_BUILTIN_VEC_CMPNE.
19193 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19194 for __builtin_vec_cmpne.
19196 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
19198 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
19199 redundant test and bail out if the type of the new operand is not
19200 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
19202 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19204 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
19205 (x_ix86_target_flags_explicit): Remove.
19206 * config/i386/i386.c (ix86_function_specific_save): Do not copy
19207 x_ix86_target_flags_explicit.
19208 (ix86_function_specific_restore): Ditto.
19210 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
19211 H.J. Lu <hongjiu.lu@intel.com>
19214 * common/config/i386/i386-common.c
19215 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
19216 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
19217 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
19218 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
19219 (-mgeneral-regs-only): Add new option.
19220 * config/i386/i386.c (ix86_option_override_internal): Don't enable
19221 x87 instructions if only general registers are allowed.
19222 (ix86_target_string): Add ix86_flags argument. Handle additional
19223 flags options through ix86_flags argument. Update all callers.
19224 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
19226 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19228 PR rtl-optimization/66940
19229 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
19230 decrementing desired_val will not overflow before performing these
19233 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
19235 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
19236 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
19237 * config/i386/i386.c (enum ix86_builtins): Add
19238 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
19239 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
19240 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
19241 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
19242 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
19243 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
19244 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
19245 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
19246 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
19247 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
19248 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
19249 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
19250 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
19251 __builtin_ia32_cvtps2dq512_mask.
19252 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
19253 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
19254 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
19255 * config/i386/sse.md
19256 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
19258 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
19259 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
19261 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
19262 (avx512f_vec_pack_sfix_v8df): New define_expand.
19263 (avx512f_roundpd512): Rename to ...
19264 (avx512f_round<castmode>512): ... this. Change iterator.
19265 (avx512f_roundps512_sfix): New define_expand.
19266 (round<mode>2_sfix): Change iterator.
19268 2016-05-25 Nick Clifton <nickc@redhat.com>
19270 * config/msp430/msp430.c (msp430_attr): Produce an error if a
19271 static interrupt handler is detected.
19272 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
19273 default linker script.
19274 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
19275 the low part of a symbolic pointer.
19277 2016-05-25 Richard Biener <rguenther@suse.de>
19279 PR tree-optimization/71261
19280 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
19281 interesting stmt instead of immediate uses when looking
19282 for the use operand to replace.
19284 2016-05-25 Martin Liska <mliska@suse.cz>
19286 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
19288 2016-05-25 Richard Biener <rguenther@suse.de>
19290 PR tree-optimization/71264
19291 * tree-vect-stmts.c (vect_init_vector): Properly deal with
19294 2016-05-25 Martin Liska <mliska@suse.cz>
19296 PR tree-optimization/71239
19297 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
19298 if DECL_SIZE is NULL.
19300 2016-05-25 Richard Biener <rguenther@suse.de>
19302 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
19303 * tree-if-conv.c (pass_data_if_conversion): Use it.
19305 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19307 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
19308 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
19309 * varpool.c (varpool_node::get_availability): Likewise.
19311 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19313 * config/rs6000/altivec.md (VNEG iterator): New iterator for
19314 VNEGW/VNEGD instructions.
19315 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
19316 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
19317 support for ISA 3.0 VNEGW/VNEGD instructions.
19319 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
19321 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
19322 pointers inside OACC_DATA regions.
19323 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
19324 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
19325 (gimplify_adjust_omp_clauses): Fix typo in comment.
19327 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
19329 * config/rs6000/altivec.md (VParity): New mode iterator for vector
19330 parity built-in functions.
19331 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
19333 (p9v_parity<mode>2): Likewise.
19334 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
19336 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
19337 (parity<mode>2): ISA 3.0 expander for vector parity.
19338 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
19340 (BU_P9_64BIT_MISC_0): Likewise.
19341 (BU_P9_MISC_0): Likewise.
19342 (BU_P9V_AV_1): Likewise.
19343 (BU_P9V_AV_2): Likewise.
19344 (BU_P9V_AV_3): Likewise.
19345 (BU_P9V_AV_P): Likewise.
19346 (BU_P9V_VSX_1): Likewise.
19347 (BU_P9V_OVERLOAD_1): Likewise.
19348 (BU_P9V_OVERLOAD_2): Likewise.
19349 (BU_P9V_OVERLOAD_3): Likewise.
19350 (VCTZB): Add vector count trailing zeros support.
19354 (VPRTYBD): Add vector parity support.
19355 (VPRTYBQ): Likewise.
19356 (VPRTYBW): Likewise.
19357 (VCTZ): Add overloaded vector count trailing zeros support.
19358 (VPRTYB): Add overloaded vector parity support.
19359 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19360 overloaded vector count trailing zeros and parity instructions.
19361 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
19362 vector parity support.
19363 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
19364 trailing zeros support.
19365 (vec_cntlz): Likewise.
19366 (vec_vctzb): Likewise.
19367 (vec_vctzd): Likewise.
19368 (vec_vctzh): Likewise.
19369 (vec_vctzw): Likewise.
19370 (vec_vprtyb): Add ISA 3.0 vector parity support.
19371 (vec_vprtybd): Likewise.
19372 (vec_vprtybw): Likewise.
19373 (vec_vprtybq): Likewise.
19374 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19375 the ISA 3.0 vector count trailing zeros and vector parity built-in
19378 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19380 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
19381 when there is stmt_to_insert.
19383 2016-05-24 Martin Sebor <msebor@redhat.com>
19386 * tree.h (complete_or_array_type_p): New inline function.
19388 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19390 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
19391 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
19392 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
19394 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
19395 Limit 1st alternative to noavx isa, split 2nd alternative into one
19396 noavx and one avx alternative, use *x and Bm in the former and
19397 x and m in the latter.
19399 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
19400 of sse4 for the first alternative, drop %v from the template
19401 and d operand modifier. Split second alternative into one sse4_noavx
19402 and one avx alternative, use *x instead of *v in the former and v
19403 instead of *v in the latter.
19404 (*sse4_1_extractps): Use noavx isa instead of * for the first
19405 alternative, drop %v from the template. Split second alternative into
19406 one noavx and one avx alternative, use *x instead of *v in the
19407 former and v instead of *v in the latter.
19408 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
19409 with noavx and the last one with avx.
19410 (sse4_1_phminposuw): Guard first alternative with noavx isa,
19411 split the second one into one noavx and one avx alternative,
19412 use *x and Bm in the former and x and m in the latter one.
19413 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
19416 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
19417 first two alternatives to noavx, use *x instead of *v in the second
19418 one, add avx alternative without *.
19419 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
19420 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
19421 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
19423 2016-05-24 Jeff Law <law@redhat.com>
19425 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
19426 New function, extracted from...
19427 (fsm_find_control_statement_thread_paths): Here. Use the new function.
19428 Allow simple copies and constant initializations in the SSA chain.
19430 2016-05-24 Marek Polacek <polacek@redhat.com>
19433 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
19436 2016-05-24 Jakub Jelinek <jakub@redhat.com>
19439 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
19440 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
19441 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
19442 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
19443 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
19445 2016-05-24 Richard Biener <rguenther@suse.de>
19447 PR tree-optimization/71240
19448 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
19451 2016-05-24 Richard Biener <rguenther@suse.de>
19453 PR tree-optimization/71230
19454 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
19456 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19458 * tree-vectorizer.h (vectorizable_comparison): Delete.
19459 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
19460 PURE_SLP_STMT check.
19461 * tree-vect-stmts.c (vectorizable_call): Likewise.
19462 (vectorizable_simd_clone_call): Likewise.
19463 (vectorizable_conversion): Likewise.
19464 (vectorizable_assignment): Likewise.
19465 (vectorizable_shift): Likewise.
19466 (vectorizable_operation): Likewise.
19467 (vectorizable_load): Likewise.
19468 (vectorizable_condition): Likewise.
19469 (vectorizable_store): Likewise. Assert that we don't have
19471 (vectorizable_comparison): Make static. Remove redundant
19472 PURE_SLP_STMT check.
19473 (vect_transform_stmt): Assert that we always have an slp_node
19476 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19478 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
19479 operands[2] against 1 with comparison against CONST1_RTX.
19480 (<shift>di3_neon): Likewise.
19481 * config/arm/predicates.md (const0_operand): Replace with comparison
19482 against CONST0_RTX.
19484 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19486 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
19487 operands[2] against 1 with comparison against CONST1_RTX.
19488 (ashrdi3): Likewise.
19489 (lshrdi3): Likewise.
19490 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
19492 (ashrsi3): Likewise.
19493 (lshrsi3): Likewise.
19494 (rotrsi3): Likewise.
19495 (define_split above *compareqi_eq0): Likewise.
19496 (define_split above "prologue"): Likewise.
19497 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
19498 * config/arm/predicates.md (shift_operator): Likewise.
19499 (shift_nomul_operator): Likewise.
19500 (sat_shift_operator): Likewise.
19501 (thumb1_cmp_operand): Likewise.
19502 (const_neon_scalar_shift_amount_operand): Replace manual range
19503 check with IN_RANGE.
19504 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
19505 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
19507 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19509 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
19510 with HOST_WIDE_INT_1.
19512 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
19513 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
19514 (arm_canonicalize_comparison): Likewise.
19515 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
19517 (thumb1_size_rtx_costs): Likewise.
19518 (vfp_const_double_index): Replace cast of 1 to unsigned
19519 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19520 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
19522 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
19523 HOST_WIDE_INT with HOST_WIDE_INT_1U.
19524 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
19525 HOST_WIDE_INT with HOST_WIDE_INT_1.
19527 2016-05-24 Marek Polacek <polacek@redhat.com>
19529 * tree-cfg.h (should_remove_lhs_p): New predicate.
19530 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
19531 * gimplify.c (gimplify_modify_expr): Likewise.
19532 * tree-cfg.c (verify_gimple_call): Likewise.
19533 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
19534 * gimple-fold.c: Include "tree-cfg.h".
19535 (gimple_fold_call): Use should_remove_lhs_p.
19537 2016-05-24 Richard Biener <rguenther@suse.de>
19539 PR tree-optimization/71253
19540 * cfganal.h (control_dependences): Make robust against edge
19542 (control_dependences::control_dependences): Remove edge_list argument.
19543 (control_dependences::get_edge): Remove.
19544 (control_dependences::get_edge_src): Add.
19545 (control_dependences::get_edge_dest): Likewise.
19546 (control_dependences::m_el): Make a vector of edge src/dest index.
19547 * cfganal.c (control_dependences::find_control_dependence): Adjust.
19548 (control_dependences::control_dependences): Likewise.
19549 (control_dependences::~control_dependence): Likewise.
19550 (control_dependences::get_edge): Remove.
19551 (control_dependences::get_edge_src): Add.
19552 (control_dependences::get_edge_dest): Likewise.
19553 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
19555 (perform_tree_ssa_dce): Adjust.
19556 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
19558 (pass_loop_distribution::execute): Adjust. Do loop destroying
19559 conditional on changed.
19561 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19564 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
19565 return. Reindent transformation comment and mention the ARM state
19568 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19570 PR middle-end/71252
19571 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
19572 after build_and_add_sum creates new use stmt.
19574 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19576 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
19577 load_lanes/grouped_load classification comes first. Don't check
19578 whether the vectorization factor is a multiple of the group size
19581 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
19583 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
19584 GROUP_GAP for single-element interleaving.
19585 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
19588 2016-05-24 Richard Biener <rguenther@suse.de>
19590 PR middle-end/70434
19592 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
19593 bases which are accessed with non-invariant indices.
19594 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
19595 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
19597 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
19599 PR middle-end/71170
19600 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
19601 (add_to_ops_vec): Add stmt_to_insert.
19602 (add_repeat_to_ops_vec): Init stmt_to_insert.
19603 (insert_stmt_before_use): New.
19604 (transform_add_to_multiply): Remove mult_stmt insertion and add it
19606 (get_ops): Init stmt_to_insert.
19607 (maybe_optimize_range_tests): Likewise.
19608 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
19609 (rewrite_expr_tree_parallel): Likewise.
19610 (reassociate_bb): Likewise.
19612 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19615 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
19616 ISA 3.0 xxperm fusion alternative.
19617 (altivec_vperm_v8hiv16qi): Likewise.
19618 (altivec_vperm_<mode>_uns_internal): Likewise.
19619 (vperm_v8hiv4si): Likewise.
19620 (vperm_v16qiv8hi): Likewise.
19622 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19623 Kelvin Nilsen <kelvin@gcc.gnu.org>
19625 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
19626 vpermr/xxpermr on ISA 3.0.
19627 (altivec_expand_vec_perm_le): Likewise.
19628 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
19629 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
19632 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
19634 * config/i386/i386.h (IS_STACK_MODE): Enable for
19635 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
19636 SSE_FLOAT_MODE_P macros.
19637 * config/i386/i386.c (ix86_preferred_reload_class): Use
19638 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
19639 Cleanup regclass processing for CONST_DOUBLE_P.
19640 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
19641 (ix86_rtx_costs): Remove redundant TARGET_80387 check
19642 with IS_STACK_MODE macro.
19643 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
19645 (*movdf_internal): Use IS_STACK_MODE macro.
19646 (*movsf_internal): Ditto.
19648 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
19650 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
19651 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
19653 2016-05-23 Jeff Law <law@redhat.com>
19655 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
19657 (fsm_find_control_statement_thread_paths): Call it.
19659 2016-05-23 Martin Jambor <mjambor@suse.cz>
19662 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
19663 from_global_constant if t is not NULL.
19665 2016-05-23 Marek Polacek <polacek@redhat.com>
19668 * common.opt (Wswitch-unreachable): New option.
19669 * doc/invoke.texi: Document -Wswitch-unreachable.
19670 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
19673 2016-05-23 Bin Cheng <bin.cheng@arm.com>
19675 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
19676 TMR_INDEX is non-NULL.
19678 2016-05-23 Richard Biener <rguenther@suse.de>
19680 PR tree-optimization/71230
19681 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
19682 (try_special_add_to_ops): ... here. Always test for single-use.
19684 2016-05-23 Martin Jambor <mjambor@suse.cz>
19686 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
19687 default block if a PHI node in the original one would be resized.
19689 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19691 PR tree-optimization/58135
19692 * tree-vect-slp.c: When group size is not multiple
19693 of vector size, allow splitting of store group at
19696 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
19698 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
19700 2016-05-22 Jakub Jelinek <jakub@redhat.com>
19702 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19703 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
19704 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
19707 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
19708 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
19709 v constraint instead of x and vinserti32x4 insn.
19711 * config/i386/sse.md (i128vldq): New mode iterator.
19712 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
19713 avx512dq and avx512vl alternatives.
19715 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
19716 constraint, use maybe_evex prefix instead of vex.
19717 (vec_dupv4sf): Use v constraint instead of x for output
19718 operand except for noavx alternative, use Yv constraint
19719 instead of x for input. Use maybe_evex prefix instead of vex.
19720 (*vec_dupv4si): Likewise.
19721 (*vec_dupv2di): Likewise.
19723 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19725 PR middle-end/40921
19726 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
19727 (linearize_expr_tree): Call try_special_add_to_ops.
19728 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
19730 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19732 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
19733 to computed stack_usage.
19735 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19738 * config/avr/avr.md (define_expand "mov<mode>"): If the source
19739 operand is subreg (symbol_ref) then move the symbol ref to register.
19741 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
19743 * tree.c (array_at_struct_end_p): Look through MEM_REF.
19745 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
19747 PR middle-end/71179
19748 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
19751 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
19753 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
19754 ranges by calling get_single_symbol and tidy up. Look more closely
19755 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
19757 2016-05-20 Jeff Law <law@redhat.com>
19759 * bitmap.c (bitmap_find_bit): Remove useless test.
19761 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
19763 * function.c (thread_prologue_and_epilogue_insns): Commit the
19764 insertion of the epilogue.
19766 2016-05-20 Martin Jambor <mjambor@suse.cz>
19768 PR tree-optimization/70884
19769 * tree-sra.c (initialize_constant_pool_replacements): Do not check
19770 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
19771 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
19772 of constant pool data as a reason for scalarization.
19774 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
19776 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
19777 for naked functions.
19778 (thumb1_expand_prologue): Likewise.
19780 2016-05-20 Nathan Sidwell <nathan@acm.org>
19782 * config/nvptx/nptx.c (nvptx_option_override): Only set
19783 flag_toplevel_reorder, if not explicitly specified. Set
19784 flag_no_common, unless explicitly specified.
19786 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19788 * calls.c (can_implement_as_sibling_call_p): Mark param
19789 reg_parm_stack_space with ATTRIBUTE_UNUSED.
19791 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
19793 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
19794 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
19795 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
19797 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
19798 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
19799 and CASE_CONST_ANY.
19801 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
19803 * config/nvptx/nvptx.md (sincossf3): New pattern.
19805 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19807 * calls.c (maybe_complain_about_tail_call): New function.
19808 (initialize_argument_information): Call
19809 maybe_complain_about_tail_call when clearing *may_tailcall.
19810 (can_implement_as_sibling_call_p): Call
19811 maybe_complain_about_tail_call when returning false.
19812 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
19813 ensure try_tail_call is set. Call maybe_complain_about_tail_call
19814 if tail-call optimization fails.
19815 * cfgexpand.c (expand_call_stmt): Initialize
19816 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
19817 * gimple-pretty-print.c (dump_gimple_call): Dump
19818 gimple_call_must_tail_p.
19819 * gimple.c (gimple_build_call_from_tree): Call
19820 gimple_call_set_must_tail with the value of
19821 CALL_EXPR_MUST_TAIL_CALL.
19822 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
19823 (gimple_call_set_must_tail): New function.
19824 (gimple_call_must_tail_p): New function.
19825 * print-tree.c (print_node): Update printing of TREE_STATIC
19826 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
19827 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
19828 trailing comment listing applicable flags.
19829 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
19831 2016-05-20 David Malcolm <dmalcolm@redhat.com>
19833 * calls.c (expand_call): Move "Rest of purposes for tail call
19834 optimizations to fail" to...
19835 (can_implement_as_sibling_call_p): ...this new function, and
19836 split into multiple "if" statements.
19838 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
19840 * cfgloop.h (expected_loop_iterations_unbounded,
19841 expected_loop_iterations): Unconstify.
19842 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
19843 profile with known upper bound; return 3 when profile is absent.
19844 (expected_loop_iterations): Update.
19846 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
19848 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
19849 and get_max_loop_iterations_int.
19851 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
19853 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
19854 realistic upper bounds here.
19856 2016-05-20 Jakub Jelinek <jakub@redhat.com>
19859 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
19860 calls if the LHS is variable length or has addressable type.
19861 If targets[0]->decl is a noreturn call with void return type and
19862 zero arguments, adjust fntype and remove lhs in that case.
19864 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
19866 PR tree-optimization/71079
19867 PR tree-optimization/71206
19868 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
19870 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19872 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
19873 (get_vec_alignment_for_array_decl): Likewise.
19874 (get_vec_alignment_for_record_decl): Likewise.
19875 (increase_alignment::execute): Move code to find alignment to
19876 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
19877 (type_align_map): New hash_map.
19879 2016-05-20 Richard Guenther <rguenther@suse.de>
19881 PR tree-optimization/29756
19882 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
19883 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
19884 * fold-const.c (operand_equal_p): Likewise.
19885 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
19886 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
19887 * tree-inline.c (estimate_operator_cost): Likewise.
19888 * tree-pretty-print.c (dump_generic_node): Likewise.
19889 * tree-ssa-operands.c (get_expr_operands): Likewise.
19890 * cfgexpand.c (expand_debug_expr): Likewise.
19891 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
19892 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
19893 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
19894 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
19895 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
19896 (execute_update_addresses_taken): Do it.
19898 2016-05-20 Richard Biener <rguenther@suse.de>
19900 PR tree-optimization/71185
19901 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
19902 register operations.
19904 2016-05-20 Richard Biener <rguenther@suse.de>
19906 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
19907 gimple_seq_add_seq_without_update.
19908 (release_bb_predicate): Assert we have no operands to free.
19909 (if_convertible_loop_p_1): Calculate post dominators later.
19910 Do not free BB predicates here.
19911 (combine_blocks): Do not recompute BB predicates.
19912 (version_loop_for_if_conversion): Save BB predicates around
19915 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
19917 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
19918 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
19919 code. Ignore sibcalls on EDGE_IGNORE edges.
19920 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
19921 on edges for sibcalls that run without prologue. The rest of the
19922 function is combined from...
19923 (fix_fake_fallthrough_edge): ... this, and ...
19924 (try_shrink_wrapping): ... a part of this. Remove the bb_with
19925 function argument, make it a local variable.
19927 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
19929 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
19930 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
19931 for 32-bit mode and SEH for 64-bit.
19932 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
19933 TARGET_64BIT_DEFAULT.
19935 2016-05-19 Ryan Burn <contact@rnburn.com>
19937 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
19938 * gengtype.c (open_base_files): Add cilk.h to ifiles.
19940 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
19942 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
19943 force pending loads from memory.
19945 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
19947 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
19948 (UNSPEC_DARN_32): New unspec constant.
19949 (UNSPEC_DARN_RAW): New unspec constant.
19950 (darn_32): New instruction.
19951 (darn_raw): New instruction.
19952 (darn): New instruction.
19953 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
19954 support and documentation for this macro.
19955 (BU_P9_MISC_1): New macro definition.
19956 (BU_P9_64BIT_MISC_0): New macro definition.
19957 (BU_P9_MISC_0): New macro definition.
19958 (darn_32): New builtin definition.
19959 (darn_raw): New builtin definition.
19960 (darn): New builtin definition.
19961 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
19962 RS6000_BUILTIN_0 directives to surround each occurrence of
19963 #include "rs6000-builtin.def".
19964 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
19965 RS6000_BTM_64BIT flags to the returned mask, depending on
19967 (def_builtin): Correct an error in the assignments made to the
19968 debugging variable attr_string.
19969 (rs6000_expand_builtin): Add support for no-operand built-in
19971 (builtin_function_type): Remove fatal_error assertion that is no
19973 (rs6000_common_init_builtins): Add support for no-operand built-in
19975 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
19977 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
19979 (RS6000_BTM_64BIT): New macro definition.
19980 * doc/extend.texi: Document __builtin_darn (void),
19981 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
19984 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
19986 * tree-vect-loop.c (vect_analyze_loop_2): Use also
19987 max_loop_iterations_int.
19989 2016-05-19 Marek Polacek <polacek@redhat.com>
19991 PR tree-optimization/71031
19992 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
19993 condition and adjust the code a bit.
19995 2016-05-19 Martin Liska <mliska@suse.cz>
19997 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
19998 auto_vec instead of vec.
20000 2016-05-19 Martin Liska <mliska@suse.cz>
20002 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
20004 2016-05-19 Martin Liska <mliska@suse.cz>
20006 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
20008 2016-05-19 Martin Liska <mliska@suse.cz>
20010 * ipa-pure-const.c (set_function_state): Remove an existing
20012 (remove_node_data): Do not free it as it's released
20013 in set_function_state.
20015 2016-05-19 Martin Liska <mliska@suse.cz>
20017 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
20020 2016-05-19 Martin Liska <mliska@suse.cz>
20022 * omp-simd-clone.c (simd_clone_adjust): Release vector.
20024 2016-05-19 Martin Liska <mliska@suse.cz>
20026 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
20027 an auto_vec instead of re-creating it.
20029 2016-05-19 Martin Liska <mliska@suse.cz>
20031 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
20032 auto_vec instead of vec.
20034 2016-05-19 Martin Liska <mliska@suse.cz>
20036 * lto-section-in.c (lto_get_section_data): Call
20037 lto_check_version with additional argument.
20038 * lto-streamer.c (lto_check_version): Add new argument.
20039 * lto-streamer.h (lto_check_version): Likewise.
20041 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20043 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
20044 Don't add cost of inner memory when handling sign-extended loads.
20046 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
20048 PR rtl-optimization/71148
20049 * cse.c (cse_main): Free dominance info.
20050 (rest_of_handle_cse): Don't free dominance info.
20051 (rest_of_handle_cse2): Likewise.
20052 (rest_of_handle_cse_after_global_opts): Likewise.
20054 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20057 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
20058 NULL_TREE early if NEON is not available. Remove now redundant check
20059 in ARM_CHECK_BUILTIN_MODE.
20061 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
20064 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
20065 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
20066 * doc/cpp.texi: Document new macros.
20068 2016-05-19 Bin Cheng <bin.cheng@arm.com>
20070 PR tree-optimization/69848
20071 * tree-vect-loop.c (vectorizable_reduction): Don't factor
20072 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
20074 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
20076 * function.c (thread_prologue_and_epilogue_insn): Move the
20077 "goto epilogue_done" one block later.
20079 2016-05-19 Richard Biener <rguenther@suse.de>
20081 PR tree-optimization/70729
20082 * passes.def: Move LIM pass before PRE. Remove no longer
20083 required copyprop and move first DCE out of the loop pipeline.
20085 2016-05-18 David Malcolm <dmalcolm@redhat.com>
20088 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
20089 (OBJS-libcommon-target): ...here.
20090 * opts-common.c: Include spellcheck.h.
20091 (cmdline_handle_error): Build a vec of valid options and use it
20092 to suggest provide hints for misspelled arguments.
20094 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20097 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
20098 lhs if it has TREE_ADDRESSABLE type.
20100 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
20103 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
20104 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
20106 2016-05-18 Martin Jambor <mjambor@suse.cz>
20109 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
20110 input for NOP_EXPR pass-through functions.
20111 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
20112 aggregate global constant VAR_DECLs in constant jump functions.
20114 2016-05-18 Martin Jambor <mjambor@suse.cz>
20117 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
20118 from TREE_READONLY parameters.
20120 2016-05-18 Martin Jambor <mjambor@suse.cz>
20123 * cgraph.h (cgraph_indirect_call_info): New field
20124 guaranteed_unmodified.
20125 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
20126 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20128 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
20129 pass the parameter value to ipa_find_agg_cst_for_param.
20130 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
20131 guaranteed_unmodified, store AA results there instead of bailing out
20133 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
20134 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
20135 (find_constructor_constant_at_offset): New function.
20136 (ipa_find_agg_cst_from_init): Likewise.
20137 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
20138 static initializers of contants, report back through a new paameter
20139 from_global_constant if that was the case.
20140 (try_make_edge_direct_simple_call): Also pass parameter value to
20141 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
20143 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
20144 (ipa_read_indirect_edge_info): Likewise.
20145 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
20146 (ipa_load_from_parm_agg): Likewise.
20148 2016-05-18 Jiong Wang <jiong.wang@arm.com>
20150 PR rtl-optimization/71150
20151 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
20154 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20157 * config/rs6000/constraints.md (wE constraint): New constraint
20158 for a vector constant that can be loaded with XXSPLTIB.
20159 (wM constraint): New constraint for a vector constant of a 1's.
20160 (wS constraint): New constraint for a vector constant that can be
20161 loaded with XXSPLTIB and a vector sign extend instruction.
20162 * config/rs6000/predicates.md (xxspltib_constant_split): New
20163 predicates for wE/wS constraints.
20164 (xxspltib_constant_nosplit): Likewise.
20165 (easy_vector_constant): Add support for constants that can be
20166 loaded via XXSPLTIB.
20167 (all_ones_constant): New predicate for vector constant with all
20169 (splat_input_operand): Add support for ISA 3.0 word splat operations.
20170 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
20171 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
20172 instruction and possibly with a sign extension.
20173 (output_vec_const_move): Add support for XXSPLTIB. If we are
20174 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
20175 instead of XXLXOR/XXLORC.
20176 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
20178 (rs6000_legitimize_reload_address): Likewise.
20179 (rs6000_output_move_128bit): Use output_vec_const_move to emit
20181 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
20182 combine VSX_M and VSX_M2 into one iterator.
20183 (VSX_M2): Likewise.
20184 (VSINT_84): New iterators for loading constants with XXSPLTIB.
20185 (VSINT_842): Likewise.
20186 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
20187 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
20188 XXSPLTIB instruction.
20189 (xxspltib_<mode>_nosplit): Likewise.
20190 (xxspltib_<mode>_split): New insn to load up constants with
20191 XXSPLTIB and a sign extend instruction.
20192 (vsx_mov<mode>): Replace single move that handled all vector types
20193 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
20194 moves (when -mvsx-timode is in effect) into the main vector
20195 moves. Eliminate separate moves for <VSr> <VSa>, where the
20196 preferred register class (<VSr>) is listed first, and the
20197 secondary register class (<VSa>) is listed second with a '?' to
20198 discourage use. Prefer loading 0/-1 in any VSX register for ISA
20199 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
20200 that if the register was involved in a slow operation, the
20201 clear/set operation does not wait for the slow operation to
20202 finish. Adjust the length attributes for 32-bit mode. Use
20203 rs6000_output_move_128bit and drop the use of the string
20204 instructions for 32-bit movti when -mvsx-timode is in effect. Use
20205 spacing so that the alternatives and attributes don't generate
20206 long lines, and put things in columns, so that it is easier to
20207 match up the operands and attributes with the insn alternatives.
20208 (vsx_mov<mode>_64bit): Likewise.
20209 (vsx_mov<mode>_32bit): Likewise.
20210 (vsx_movti_64bit): Fold movti into normal vector moves.
20211 (vsx_movti_32bit): Likewise.
20212 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
20213 splat instructions.
20214 (vsx_splat_v4si_internal): Likewise.
20215 (vsx_splat_v4sf_internal): Likewise.
20216 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
20217 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
20218 extend vector elements.
20219 (vsx_sign_extend_hi_<mode>): Likewise.
20220 (vsx_sign_extend_si_v2di): Likewise.
20221 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
20223 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
20224 constraints. Add trailing period to wL documentation.
20226 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
20228 PR middle-end/71020
20229 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
20230 * tree-dfa.c (replace_abnormal_ssa_names): New function.
20231 * tree-call-cdce.c: Include tree-dfa.h.
20232 (can_guard_call_p): New function, extracted from...
20233 (can_use_internal_fn): ...here.
20234 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
20236 (shrink_wrap_one_built_in_call): Likewise.
20237 (use_internal_fn): Likewise.
20238 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
20239 and return void. Call replace_abnormal_ssa_names.
20240 (pass_call_cdce::execute): Check can_guard_call_p during the
20241 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
20242 will always change something.
20244 2016-05-18 Martin Jambor <mjambor@suse.cz>
20247 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
20248 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
20250 2016-05-18 Martin Jambor <mjambor@suse.cz>
20253 * ipa-inline.h (condition): New field size.
20254 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
20255 for comaprison and store it into the new condition.
20256 (evaluate_conditions_for_known_args): Use condition size to check
20257 access sizes for all but CHANGED conditions.
20258 (unmodified_parm_1): New parameter size_p, store access size into it.
20259 (unmodified_parm): Likewise.
20260 (unmodified_parm_or_parm_agg_item): Likewise.
20261 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
20262 (set_cond_stmt_execution_predicate): Extract access sizes and store
20263 them to conditions.
20264 (set_switch_stmt_execution_predicate): Likewise.
20265 (will_be_nonconstant_expr_predicate): Likewise.
20266 (will_be_nonconstant_predicate): Likewise.
20267 (inline_read_section): Stream condition size.
20268 (inline_write_summary): Likewise.
20270 2016-05-18 Richard Biener <rguenther@suse.de>
20272 * tree-ssa-loop-im.c (determine_max_movement): Properly add
20273 condition cost to PHI cost instead of total_cost.
20275 2016-05-18 Martin Liska <mliska@suse.cz>
20278 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
20281 2016-05-18 Richard Biener <rguenther@suse.de>
20283 * lto-streamer.h (LTO_major_version): Bump to 6.
20285 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20287 * function.c (make_split_prologue_seq, make_prologue_seq,
20288 make_epilogue_seq): New functions, factored out from...
20289 (thread_prologue_and_epilogue_insns): Here.
20291 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
20293 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
20294 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
20295 of before. Add a comment.
20297 2016-05-18 Bin Cheng <bin.cheng@arm.com>
20299 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
20300 expression pointer, not pointer to the pointer.
20302 2016-05-18 Jakub Jelinek <jakub@redhat.com>
20304 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
20305 (avx2_pbroadcast<mode>): Add another alternative with v instead
20306 of x constraints in it, using <pbroadcast_evex_isa> isa.
20307 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
20309 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
20310 constraint x instead of v in second alternative, add avx512bw
20313 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
20314 constraint x instead of v in second alternative, add avx512bw
20317 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
20318 constraint x instead of v in second alternative, add avx512bw
20321 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
20322 avx512bw alternative.
20324 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20326 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
20327 array to 128 chars.
20328 (define_insn "*andnottf3"): Ditto.
20329 (define_insn "*<code><mode>3"/any_logic): Ditto.
20330 (define_insn "*<code>tf3"/any_logic): Ditto.
20331 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
20332 operand to block AVX-512VL insn variant emit when it is not enabled.
20334 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
20336 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
20337 constraint fot SF mode.
20339 2016-05-18 Petr Murzin <petr.murzin@intel.com>
20340 Kirill Yukhin <kirill.yukhin@intel.com>
20342 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
20344 (define_insn "rsqrt14<mode>"): Ditto.
20345 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
20346 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
20347 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
20348 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
20349 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
20351 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
20352 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
20353 * config/i386/i386.c (ix86_print_operand): Expand check for size
20354 override codes for Intel syntax.
20356 2016-05-18 Richard Biener <rguenther@suse.de>
20358 PR tree-optimization/71168
20359 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
20360 initialization earlier.
20362 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
20364 * config/aarch64/aarch64-simd.md
20365 (aarch64_reduc_plus_internal<mode>): Rename to...
20366 (reduc_plus_scal): ...This, and remove previous implementation.
20368 2016-05-18 Richard Biener <rguenther@suse.de>
20370 * passes.def: Put late dse and cd_dce in canonical order.
20372 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
20374 * ipa-inline-transform.c (preserve_function_body_p): Look for
20375 first non-thunk clone.
20376 (save_function_body): Save into first non-thunk.
20377 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
20379 (lto_output_node): Inline thunks don't need body in every
20381 * lto-streamer-in.c: Do not fixup thunk clones.
20382 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
20384 * tree-inline.c (copy_bb): Be prepared for target node to be new after
20387 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20389 PR middle-end/63586
20390 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
20391 (reassociate_bb): Call transform_add_to_multiply.
20393 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
20395 * config/aarch64/aarch64.c (all_extensions): Removed unused
20398 2016-05-17 Nathan Sidwell <nathan@acm.org>
20400 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
20401 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
20403 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
20405 PR tree-optimization/54579
20406 PR middle-end/55299
20407 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
20409 2016-05-17 Marek Polacek <polacek@redhat.com>
20412 * tree-inline.c (expand_call_inline): Call
20413 maybe_remove_unused_call_args.
20415 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
20417 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
20418 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
20419 * doc/md.texi (fmin@var{m}3): Likewise.
20421 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20423 * match.pd (X & C): New transformation.
20425 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20427 * match.pd (~X & Y): New transformation.
20429 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
20431 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
20432 information for new SSA_NAME.
20433 (simplify_conversion_using_ranges): Get range through get_range_info
20434 instead of get_value_range.
20436 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20438 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
20439 Remove inline assembly.
20440 (vmvn_s16): Likewise.
20441 (vmvn_s32): Likewise.
20442 (vmvn_u8): Likewise.
20443 (vmvn_u16): Likewise.
20444 (vmvn_u32): Likewise.
20445 (vmvnq_s8): Likewise.
20446 (vmvnq_s16): Likewise.
20447 (vmvnq_s32): Likewise.
20448 (vmvnq_u8): Likewise.
20449 (vmvnq_u16): Likewise.
20450 (vmvnq_u32): Likewise.
20451 (vmvn_p8): Likewise.
20452 (vmvnq_p16): Likewise.
20454 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20456 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
20458 (vmul_n_s16): Likewise.
20459 (vmul_n_s32): Likewise.
20460 (vmul_n_u16): Likewise.
20461 (vmul_n_u32): Likewise.
20462 (vmulq_n_f32): Likewise.
20463 (vmulq_n_f64): Likewise.
20464 (vmulq_n_s16): Likewise.
20465 (vmulq_n_s32): Likewise.
20466 (vmulq_n_u16): Likewise.
20467 (vmulq_n_u32): Likewise.
20469 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20471 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
20472 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
20474 2016-05-17 Jiong Wang <jiong.wang@arm.com>
20476 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
20477 to *aarch64_fma4_elt_from_dup<mode>.
20478 (*aarch64_fnma4_elt_to_128df): Rename to
20479 *aarch64_fnma4_elt_from_dup<mode>.
20480 * config/aarch64/arm_neon.h (vfma_n_f64): New.
20481 (vfms_n_f32): Likewise.
20482 (vfms_n_f64): Likewise.
20483 (vfmsq_n_f32): Likewise.
20484 (vfmsq_n_f64): Likewise.
20486 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
20488 * wide-int.h: Change fixed_wide_int_storage from class to struct.
20490 2016-05-17 Richard Biener <rguenther@suse.de>
20492 PR tree-optimization/71132
20493 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
20494 Only add control dependences for blocks in the loop.
20495 (build_rdg): Adjust.
20496 (generate_code_for_partition): Return whether loop should
20497 be destroyed and delay that.
20498 (distribute_loop): Likewise.
20499 (pass_loop_distribution::execute): Record loops to be destroyed
20500 and perform delayed destroying of loops.
20502 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20505 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
20507 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20509 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
20511 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
20514 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
20515 insertion point for instructions generated by validize_mem.
20517 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20519 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
20522 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
20524 * config/aarch64/aarch64.c
20525 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
20526 rather than a macro.
20528 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20530 * doc/invoke.texi (AArch64 Options): Various updates.
20532 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20534 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
20535 into instrumentation thunks.
20536 * cif-code.def (CIF_CHKP): New.
20538 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
20540 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
20542 2016-05-16 Martin Jambor <mjambor@suse.cz>
20544 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
20545 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
20547 2016-05-16 Marek Polacek <polacek@redhat.com>
20549 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
20552 2016-05-16 Martin Jambor <mjambor@suse.cz>
20555 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
20556 the outlined kernel function.
20558 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
20560 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
20561 (ISA_HAS_DLSA): Ditto.
20563 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20565 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
20567 2016-05-16 Nathan Sidwell <nathan@acm.org>
20569 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
20570 (nvptx_name_replacement): Restore. Add comment.
20571 (write_fn_proto, write_fn_proto_from_insn,
20572 nvptx_output_call_insn): Restore
20573 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
20575 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20577 * config/aarch64/aarch64.md
20578 (add<mode>3_compareC_cconly_imm): Remove use of %w.
20579 (add<mode>3_compareC_imm): Likewise.
20580 (<optab>si3_uxtw): Split into register and immediate variants.
20581 (andsi3_compare0_uxtw): Likewise.
20582 (and<mode>3_compare0): Likewise.
20583 (and<mode>3nr_compare0): Likewise.
20584 (stack_protect_test_<mode>): Don't use %x for memory operands.
20586 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
20588 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
20590 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
20592 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
20593 Split integer shifts into shift_reg and bfm.
20594 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
20595 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
20596 (ror<mode>3_insn): Likewise.
20597 (<optab>si3_insn_uxtw): Likewise.
20598 (<optab><mode>3_insn): Change to rotate_imm.
20599 (extr<mode>5_insn_alt): Likewise.
20600 (extrsi5_insn_uxtw): Likewise.
20601 (extrsi5_insn_uxtw_alt): Likewise.
20603 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20605 * doc/tm.texi: Regenerate.
20606 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
20607 (TARGET_INVALID_RETURN_TYPE): Remove.
20608 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
20609 TARGET_INVALID_RETURN_TYPE.
20610 * target.def (invalid_parameter_type): Remove.
20611 (invalid_return_type): Remove.
20613 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20615 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
20616 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
20618 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
20620 (preserve_function_body_p): No need to preserve function body
20621 * cif-codes.def (CIF_THUNK): Remove.
20622 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
20624 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20626 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
20628 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20630 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
20633 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20635 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
20636 (inline_small_functions): Do not look for function symbol when
20639 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
20641 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
20644 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20645 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20646 Jiong Wang <jiong.wang@arm.com>
20648 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
20649 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
20650 Define __ARM_FP16_ARGS when appropriate.
20651 * config/arm/arm.c (arm_invalid_parameter_type): Remove
20653 (arm_invalid_return_type): Likewise.
20654 (TARGET_INVALID_PARAMETER_TYPE): Remove.
20655 (TARGET_INVALID_RETURN_TYPE): Remove.
20656 (aapcs_vfp_sub_candidate): Allow HFmode.
20657 (aapcs_vfp_allocate): Add comment. Support HFmode.
20658 (aapcs_vfp_allocate_return_reg): Likewise.
20659 (struct aapcs_cp_arg_layout): Slightly reword comments for
20660 is_return_candidate and allocate_return_reg.
20661 (output_mov_vfp): Update assert.
20662 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
20664 (arm_invalid_parameter_type): Remove.
20665 (amr_invalid_return_type): Remove.
20666 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
20667 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
20668 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
20670 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
20672 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
20673 * config/aarch64/arch64-protos.h
20674 (aarch64_legitimize_reload_address): Remove.
20675 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
20678 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
20680 * configure.ac: Add ACX_NONCANONICAL_HOST.
20681 * configure: Regenerate.
20682 * Makefile.in: Set host_noncanonical.
20684 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
20687 * config/i386/i386.md (*movtf_internal): Before register allocation,
20688 do not allow FP constants for CM_MEDIUM memory model, allow only
20689 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
20690 (*movxf_internal): Ditto.
20691 (*movdf_internal): Ditto.
20692 (*movsf_internal): Ditto.
20694 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
20696 PR rtl-optimization/67483
20697 * combine.c (make_compound_operation): Don't call extract_left_shift
20698 with negative shift amounts.
20700 2016-05-13 Jakub Jelinek <jakub@redhat.com>
20703 * fold-const.c (fold_checksum_tree): Allow modification
20704 of TYPE_ALIAS_SET during folding.
20706 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
20707 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
20708 (ix86_split_to_parts): Likewise. Fix up formatting.
20710 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
20712 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
20713 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
20716 2016-05-13 Nathan Sidwell <nathan@acm.org>
20718 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
20719 (nvptx_name_replacement): Delete.
20720 (write_fn_proto, write_fn_proto_from_insn,
20721 nvptx_output_call_insn): Remove nvptx_name_replacement call.
20722 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
20723 * langhooks.c (add_builtin_funcction_common): Call
20724 targetm.mangle_decl_assembler_name.
20726 * config/nvptx/nvptx.c (write_fn_proto): Handle
20727 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
20729 2016-05-13 Martin Liska <mliska@suse.cz>
20731 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
20732 and PRIu64 in printf format.
20734 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20736 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
20739 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20741 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
20742 Change --param max-completely-peeled-times to
20743 --param max-completely-peel-times in dump file printing.
20745 2016-05-13 Richard Biener <rguenther@suse.de>
20747 PR tree-optimization/42587
20748 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
20749 (find_bswap_or_nop_1): Likewise.
20750 (bswap_replace): Likewise.
20752 2016-05-13 Martin Liska <mliska@suse.cz>
20754 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
20755 Initialize a variable with default value.
20757 2016-05-13 Martin Liska <mliska@suse.cz>
20759 * doc/invoke.texi: Enhance explanation of error recovery
20762 2016-05-13 Martin Liska <mliska@suse.cz>
20764 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
20765 (struct cost_pair): Change inv_expr_id (int) to inv_expr
20766 (iv_inv_expr_ent *).
20767 (struct iv_inv_expr_ent): Comment struct fields.
20768 (sort_iv_inv_expr_ent): New function.
20769 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
20770 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
20771 a hash_map between iv_inv_expr_ent and number of usages.
20772 (niter_for_exit): Fix coding style.
20773 (tree_ssa_iv_optimize_init): Use renamed variable.
20774 (determine_base_object): Fix coding style.
20775 (alloc_iv): Likewise.
20776 (find_interesting_uses_outside): Likewise.
20777 (add_candidate_1): Likewise.
20778 (add_standard_iv_candidates): Likewise.
20779 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
20780 (prepare_decl_rtl): Fix coding style.
20781 (get_address_cost): Likewise.
20782 (get_shiftadd_cost): Likewise.
20783 (force_expr_to_var_cost): Likewise.
20784 (compare_aff_trees): Likewise.
20785 (get_expr_id): Restructure the function.
20786 (get_loop_invariant_expr_id): Renamed to
20787 get_loop_invariant_expr.
20788 (get_computation_cost_at): Replace usage of inv_expr_id with
20790 (get_computation_cost): Likewise.
20791 (determine_group_iv_cost_generic): Likewise.
20792 (determine_group_iv_cost_address): Likewise.
20793 (iv_period): Fix coding style.
20794 (iv_elimination_compare_lt): Likewise.
20795 (may_eliminate_iv): Likewise.
20796 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
20798 (determine_group_iv_costs): Dump invariant expressions.
20799 (iv_ca_recount_cost): Use the newly added hash_map.
20800 (iv_ca_set_remove_invariants): Fix coding style.
20801 (iv_ca_set_add_invariants): Fix coding style.
20802 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
20804 (iv_ca_set_cp): Likewise.
20805 (iv_ca_new): Initialize the newly added hash_map and remove
20806 initialization of fields.
20807 (iv_ca_free): Delete the hash_map.
20808 (iv_ca_dump): Dump invariant expressions.
20809 (iv_ca_extend): Fix coding style.
20810 (try_add_cand_for): Likewise.
20811 (create_new_ivs): Dump information about # of avg iterations and
20812 # of used invariant expressions.
20813 (rewrite_use_compare): Fix coding style.
20814 (free_loop_data): Set default value for max_inv_expr_id.
20816 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
20818 * cse.c (rest_of_handle_cse): Use cleanup_cfg
20819 returned value cse_cfg_altered computation.
20820 (rest_of_handle_cse2): Likewise.
20821 (rest_of_handle_cse_after_global_opts): Likewise.
20823 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20826 * config/arm/arm.c (arm32_output_mi_thunk): New.
20827 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
20828 to split Thumb1 vs TARGET_32BIT functionality.
20829 (arm_thumb1_mi_thunk): New.
20831 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20833 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
20836 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20839 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
20841 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
20843 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
20844 (expand_builtin_trap): Emit a regular call.
20845 (set_builtin_user_assembler_name): Remove obsolete cases.
20846 * dse.c (scan_insn): Adjust.
20847 * except.c: Include calls.h.
20848 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
20849 emit a regular call to setjmp.
20850 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
20851 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
20852 (emit_block_move_via_libcall): Delete.
20853 (block_move_fn): Delete.
20854 (init_block_move_fn): Likewise.
20855 (emit_block_move_libcall_fn): Likewise.
20856 (emit_block_op_via_libcall): New function.
20857 (set_storage_via_libcall): Tidy up and use memset builtin.
20858 (block_clear_fn): Delete.
20859 (init_block_clear_fn): Likewise.
20860 (clear_storage_libcall_fn): Likewise.
20861 (expand_assignment): Call emit_block_move_via_libcall.
20862 Do not include gt-expr.h.
20863 * expr.h (emit_block_op_via_libcall): Declare.
20864 (emit_block_copy_via_libcall): New inline function.
20865 (emit_block_move_via_libcall): Likewise.
20866 (emit_block_comp_via_libcall): Likewise.
20867 (block_clear_fn): Delete.
20868 (init_block_move_fn): Likewise.
20869 (init_block_clear_fn): Likewise.
20870 (emit_block_move_via_libcall): Likewise.
20871 (set_storage_via_libcall): Add default parameter value.
20872 * libfuncs.h (enum libfunc_index): Remove obsolete values.
20873 (abort_libfunc): Delete.
20874 (memcpy_libfunc): Likewise.
20875 (memmove_libfunc): Likewise.
20876 (memcmp_libfunc): Likewise.
20877 (memset_libfunc): Likewise.
20878 (setbits_libfunc): Likewise.
20879 (setjmp_libfunc): Likewise.
20880 (longjmp_libfunc): Likewise.
20881 (profile_function_entry_libfunc): Likewise.
20882 (profile_function_exit_libfunc): Likewise.
20883 (gcov_flush_libfunc): Likewise.
20884 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
20885 and DECL_VISIBILITY on the declaration.
20886 (init_optabs): Do not initialize obsolete libfuncs.
20887 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
20888 * tree-core.h (ECF_RET1): Define.
20889 (ECF_TM_PURE): Adjust.
20890 (ECF_TM_BUILTIN): Likewise.
20891 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
20892 (build_common_builtin_nodes): Initialize abort builtin.
20893 Add ECF_RET1 on memcpy, memmove and memset builtins.
20894 Pass final flags for alloca and alloca_with_align builtins.
20895 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
20897 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
20898 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
20899 set_storage_via_libcall and call emit_block_copy_via_libcall.
20901 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
20903 * config/i386/i386.md (*call_got_x32): Change operand 0 to
20904 DImode before it is passed to ix86_output_call_operand.
20905 (*call_value_got_x32): Ditto for operand 1.
20907 2016-05-12 Jiong Wang <jiong.wang@arm.com>
20909 PR rtl-optimization/70904
20910 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
20911 reload for wide mode.
20913 2016-05-12 Marek Polacek <polacek@redhat.com>
20916 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
20917 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
20918 * langhooks.h (incomplete_type_error): Likewise.
20919 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
20920 parameter, pass it down to incomplete_type_error.
20921 * tree.h (size_in_bytes): New inline overload.
20922 (size_in_bytes_loc): Renamed from size_in_bytes.
20924 2016-05-12 Richard Biener <rguenther@suse.de>
20926 PR tree-optimization/71059
20927 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
20928 nary before looking up or entering the expression into the VN
20930 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
20931 Make sure to re-use NARYs without result as inserted by
20934 2016-05-12 Richard Biener <rguenther@suse.de>
20936 PR tree-optimization/71062
20937 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
20939 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20940 vars_contains_restrict if the var is a restrict tag.
20941 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
20942 do not disambiguate pointers against it.
20943 (dump_points_to_solution): Re-structure and adjust for new
20944 vars_contains_restrict flag.
20945 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
20947 2016-05-12 Martin Liska <mliska@suse.cz>
20949 * doc/invoke.texi: Explain connection between
20950 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
20952 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
20954 PR tree-optimization/71006
20955 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
20956 consider COND_EXPR as a mask producer.
20958 2016-05-12 Marek Polacek <polacek@redhat.com>
20961 * opts.c (common_handle_option): Detect missing argument for --help^.
20963 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20966 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
20967 when popping the PC and within an interrupt handler routine.
20968 Add missing tab to output of "ldmfd".
20969 (output_return_instruction): Output LDMFD with SP update rather
20970 than POP when returning from interrupt handler.
20972 2016-05-12 Jakub Jelinek <jakub@redhat.com>
20974 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
20975 TARGET_64BIT && TARGET_AVX512DQ.
20976 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
20977 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
20978 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
20979 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
20980 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
20981 (*vec_extractv4si_zext): Add avx512dq alternative.
20982 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
20983 use v instead of x constraint in other alternatives where possible.
20985 * config/i386/sse.md (sse2_loadld): Use v instead of x
20986 constraint in alternatives 0,1,4.
20988 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
20989 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
20990 v constraints instead of x and <pinsr_evex_isa> isa attribute.
20993 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
20994 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
20995 is not emitted unless TARGET_AVX512BW.
20996 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
20997 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
20998 for the result operand.
21000 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
21001 constraint instead of x in avx alternatives. Use maybe_evex instead
21004 * config/i386/constraints.md (Yv): New constraint.
21005 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
21006 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
21007 * config/i386/i386.md (avx512fvecmode): New mode attr.
21008 (*pushtf): Use v constraint instead of x.
21009 (*movtf_internal): Likewise. For TARGET_AVX512VL and
21010 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
21011 (*absneg<mode>2): Use Yv constraint instead of x constraint.
21012 (*absnegtf2_sse): Likewise.
21013 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
21014 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
21015 avx512f alternatives.
21016 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
21018 2016-05-12 Richard Biener <rguenther@suse.de>
21020 PR tree-optimization/71060
21021 * tree-data-ref.c (initialize_data_dependence_relation): Do not
21022 require exact match of DR_BASE_OBJECT but only matching address and
21025 2016-05-12 Richard Biener <rguenther@suse.de>
21027 PR tree-optimization/70986
21028 * cfganal.c: Include cfgloop.h.
21029 (dfs_find_deadend): Prefer to take edges exiting loops.
21031 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21033 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
21034 compile and run time.
21036 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
21039 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
21041 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
21043 * config/i386/i386.c (legitimize_pic_address): Use
21044 copy_to_suggested_reg instead of gen_movsi.
21046 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21048 * config/rs6000/predicates.md (quad_memory_operand): Move most of
21049 the code into quad_address_p and call it to share code with
21050 vsx_quad_dform_memory_operand.
21051 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
21053 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
21054 bit instead of being a separate word. Split -mpower9-dform into
21055 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21056 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
21057 for the register class supporting 128-bit quad word memory offsets.
21058 (mode_supports_vsx_dform_quad): Helper function to return if the
21059 register class uses quad word memory offsets.
21060 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
21061 (rs6000_debug_reg_global): Always print if we are using LRA or not.
21062 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
21063 instructions are enabled, set up the appropriate addr_masks for
21065 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
21066 -mpower9-dform-scalar, instead of -mpower9-dform.
21067 (rs6000_option_override_internal): Split -mpower9-dform into two
21068 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
21069 -mpower9-dform switch sets or clears both. If we are not using
21070 the LRA register allocator, do not enable -mpower9-dform-vector by
21071 default. If we are using LRA, enable -mpower9-dform-vector and
21072 -mvsx-timode if it is appropriate. Issue a warning if either
21073 -mpower9-dform-vector or -mvsx-timode are explicitly used without
21075 (quad_address_offset_p): New helper function to return if the
21076 offset is legal for quad word memory instructions.
21077 (quad_address_p): New function to determin if GPR or vector
21078 register quad word memory addresses are legal.
21079 (mem_operand_gpr): Validate quad word address offsets.
21080 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
21081 d-form (register + offset) instructions.
21082 (offsettable_ok_by_alignment): Likewise.
21083 (rs6000_legitimate_offset_address_p): Likewise.
21084 (legitimate_lo_sum_address_p): Likewise.
21085 (rs6000_legitimize_address): Likewise.
21086 (rs6000_legitimize_reload_address): Add more debug statements for
21088 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
21089 d-form instructions.
21090 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
21091 d-form instructions. Distinguish different cases in debug
21092 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
21093 d-form instructions.
21094 (rs6000_preferred_reload_class): Likewise.
21095 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
21096 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
21097 of the ISA 2.06 indexed memory instructions.
21098 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
21099 use them to save/restore the saved vector registers instead of
21100 using Altivec instructions.
21101 (rs6000_emit_epilogue): Likewise.
21102 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
21103 (rs6000_opt_masks): Split -mpower9-dform into
21104 -mpower9-dform-scalar and -mpower9-dform-vector.
21105 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
21107 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
21108 ISA 3.0 vector indexed memory instructions, and fold the code into
21109 the normal mov<mode> patterns.
21110 (p9_vecstore_<mode>): Likewise.
21111 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
21113 (vsx_movti_64bit): Likewise.
21114 (vsx_movti_32bit): Likewise.
21115 * config/rs6000/constraints.md (wO constraint): New constraint for
21116 ISA 3.0 vector d-form support.
21117 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
21118 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
21119 include -mpower9-dform-vector until we switch over to LRA.
21120 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
21121 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
21122 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
21123 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21124 for -mpower9-dform and -mlra.
21125 * doc/md.texi (wO constraint): Document wO constraint.
21127 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
21129 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
21130 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
21131 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
21132 Move handling of non-insn arguments inline into the sole user:
21133 (output_trans_func): ...here.
21134 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
21135 in emitted function prototype.
21136 (output_internal_insn_latency_func): Ditto. Simplify.
21137 (output_internal_maximal_insn_latency_func): Ditto. Delete
21138 always-unused argument.
21139 (output_insn_latency_func): Ditto.
21140 (output_maximal_insn_latency_func): Ditto.
21142 2016-05-11 Richard Biener <rguenther@suse.de>
21144 PR tree-optimization/71055
21145 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
21146 sth with precision not equal to access size verify we don't chop
21149 2016-05-11 Richard Biener <rguenther@suse.de>
21152 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
21153 (dwarf2out_finish): Move retry_incomplete_types call ...
21154 (dwarf2out_early_finish): ... here.
21156 2016-05-11 Richard Biener <rguenther@suse.de>
21158 PR middle-end/71002
21159 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
21160 if the langhook insists on it.
21161 * fold-const.c (make_bit_field_ref): Add arg for the original
21162 reference and preserve its alias-set.
21163 (decode_field_reference): Take exp by reference and adjust it
21164 to the original memory reference.
21165 (optimize_bit_field_compare): Adjust callers.
21166 (fold_truth_andor_1): Likewise.
21167 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
21169 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
21171 PR middle-end/70807
21172 * cfgrtl.h (delete_insn_and_edges): Now return bool.
21173 * cfgrtl.c (delete_insn_and_edges): Likewise.
21174 * config/i386/i386.c (convert_scalars_to_vector): Remove
21176 * cse.c (cse_insn): Compute cse_cfg_altered.
21177 (delete_trivially_dead_insns): Likewise.
21178 (cse_cc_succs): Likewise.
21179 (rest_of_handle_cse): Free dominance info if required.
21180 (rest_of_handle_cse2): Likewise.
21181 (rest_of_handle_cse_after_global_opts): Likewise.
21183 2016-05-11 Alan Modra <amodra@gmail.com>
21185 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
21186 abi_v4_pass_in_fpr): New functions.
21187 (rs6000_function_arg_boundary): Exclude complex IBM long double
21188 from 64-bit alignment when ABI_V4.
21189 (rs6000_function_arg, rs6000_function_arg_advance_1,
21190 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
21192 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
21194 PR rtl-optimization/71028
21195 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
21196 jump with just a return in the fallthrough block if the branch
21197 block contains just a return as well.
21199 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
21201 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
21202 * match.pd ((X & Y) ^ Y): ... this.
21203 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
21204 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
21206 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21208 * read-md.c (require_char_ws): New function.
21209 (read_string): Simplify using require_char_ws.
21210 (handle_constants): Likewise.
21211 (handle_enum): Likewise.
21212 (handle_file): Likewise.
21213 * read-md.h (require_char_ws): New declaration.
21214 * read-rtl.c (read_conditions): Simplify using require_char_ws.
21215 (read_mapping): Likewise.
21216 (read_rtx_code): Likewise.
21217 (read_nested_rtx): Likewise.
21219 2016-05-10 James Norris <jnorris@codesourcery.com>
21221 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
21222 if offloading is enabled and -fopenacc or -fopenmp is specified.
21223 (CRTOFFLOADEND): Likewise.
21224 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
21225 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
21227 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
21229 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
21230 gotoff_operand code paths. Use copy_to_suggested_regs and
21231 expand_simple_binop where appropriate. Cleanup.
21233 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21236 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
21238 (dimode_scalar_chain::vector_const_cost): New.
21239 (dimode_scalar_chain::compute_convert_gain): Handle constants.
21240 (dimode_scalar_chain::convert_op): Likewise.
21241 (dimode_scalar_chain::convert_insn): Likewise.
21243 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21245 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
21246 unary operation, not a binary one.
21248 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21250 PR middle-end/70877
21251 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
21252 calls with type casted fndecl.
21254 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
21256 PR tree-optimization/70786
21257 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
21258 * calls.c (initialize_argument_information): Bind bounds
21259 with corresponding args passed by reference.
21261 2016-05-10 Jakub Jelinek <jakub@redhat.com>
21264 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
21265 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
21266 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
21269 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21272 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
21273 code for a zero scale factor.
21274 (vsx_xvcvdpuxds_scale): Likewise.
21276 2016-05-10 David Malcolm <dmalcolm@redhat.com>
21278 * diagnostic-show-locus.c (layout::layout): Call show_ruler
21279 if show_ruler_p was set on the context.
21280 (layout::show_ruler): New method.
21281 * diagnostic.h (struct diagnostic_context): Add field
21284 2016-05-10 Richard Biener <rguenther@suse.de>
21286 PR tree-optimization/71039
21287 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
21288 (chk_uses): New function.
21289 (propagate_with_phi): Verify we can safely replicate the lhs of an
21290 aggregate assignment on all incoming edges.
21292 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
21294 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
21296 (rx_atomic_sequence): New class.
21297 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
21298 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
21300 (rx_atomic_sequence::rx_atomic_sequence,
21301 rx_atomic_sequence::~rx_atomic_sequence): New functions.
21302 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
21303 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
21304 CTRLREG_INTB): New constants.
21305 (FETCHOP): New code iterator.
21306 (fethcop_name, fetchop_name2): New iterator code attributes.
21307 (QIHI): New mode iterator.
21308 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
21309 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
21310 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
21312 2016-05-10 Martin Liska <mliska@suse.cz>
21314 * tree-inline.c (remap_dependence_clique): Do not remap
21315 debugging statements.
21317 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21319 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
21320 ("*fixuns_truncdfdi2_z13")
21321 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
21322 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
21323 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
21325 2016-05-10 Richard Biener <rguenther@suse.de>
21327 PR tree-optimization/70497
21328 PR tree-optimization/28367
21329 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
21331 (visit_reference_op_load): ... here.
21332 (vn_reference_lookup_3): Use it to handle subreg-like accesses
21333 with simplified BIT_FIELD_REFs.
21334 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
21335 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
21338 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
21340 * dwarf2out.c (add_abstract_origin_attribute): Adjust
21341 documentation comment. For BLOCK nodes, add a
21342 DW_AT_abstract_origin attribute that points to the DIE generated
21343 for the origin BLOCK.
21344 (gen_lexical_block_die): Call add_abstract_origin_attribute for
21345 blocks from inlined functions.
21347 2016-05-10 Alan Modra <amodra@gmail.com>
21350 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
21351 regrename modifying insns saving lr before __morestack call.
21352 * config/rs6000/rs6000.md (split_stack_return): Similarly for
21353 insns restoring lr after __morestack call.
21355 2016-05-09 Jakub Jelinek <jakub@redhat.com>
21357 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
21358 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
21360 * config/i386/sse.md (vec_interleave_high<mode>,
21361 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
21362 <avx512>_vpermt2var<mode>3_maskz): Likewise.
21364 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
21366 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
21367 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
21368 parallel reassociation for power8 and forward.
21370 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
21372 * config/i386/i386.md (absneg splitters with general regs): Use
21373 general_reg_operand predicate.
21374 (btsq peephole2): Use x86_64_immediate_operand to check if new
21375 value is suitable for immediate operand. Generate emitted insn
21376 using RTL expressions.
21377 (btcq peephole2): Ditto.
21378 (btrq peephole2): Ditto. Generate correct immediate operand
21381 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21383 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
21386 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
21388 * tree-affine.c (wide_int_constant_multiple_p): Add missing
21389 pointer dereference.
21391 2016-05-09 Richard Biener <rguenther@suse.de>
21393 PR tree-optimization/70985
21394 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
21395 op0 isn't a gimple register.
21397 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
21399 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
21400 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
21401 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
21402 (i6400_fpu_mult): New cpu units.
21403 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
21404 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
21405 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
21406 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
21407 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
21408 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
21409 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
21410 (i6400_msa_long_float4, i6400_msa_long_float5)
21411 (i6400_msa_long_float8, i6400_msa_fdiv_df)
21412 (i6400_msa_fdiv_sf): New reservations.
21413 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
21414 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
21415 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
21416 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
21417 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
21418 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
21419 (msa_short_cmp, msa_short_float2, msa_short_logic3)
21420 (msa_short_store4, msa_long_load, msa_short_store)
21421 (msa_long_logic, msa_long_float2, msa_long_float4)
21422 (msa_long_float5, msa_long_float8, msa_long_mult)
21423 (msa_long_fdiv, msa_long_div): New reservations.
21425 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
21426 Sameera Deshpande <sameera.deshpande@imgtec.com>
21427 Matthew Fortune <matthew.fortune@imgtec.com>
21428 Graham Stott <graham.stott@imgtec.com>
21429 Chao-ying Fu <chao-ying.fu@imgtec.com>
21431 * config.gcc: Add MSA header file for mips*-*-* target.
21432 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
21433 (Ubv8i, Urv8): New constraints.
21434 * config/mips/mips-ftypes.def: Add function types for MSA
21436 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
21437 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
21438 * config/mips/mips-msa.md: New file.
21439 * config/mips/mips-protos.h
21440 (mips_split_128bit_const_insns): New prototype.
21441 (mips_msa_idiv_insns): Likewise.
21442 (mips_split_128bit_move): Likewise.
21443 (mips_split_128bit_move_p): Likewise.
21444 (mips_split_msa_copy_d): Likewise.
21445 (mips_split_msa_insert_d): Likewise.
21446 (mips_split_msa_fill_d): Likewise.
21447 (mips_expand_msa_branch): Likewise.
21448 (mips_const_vector_same_val_p): Likewise.
21449 (mips_const_vector_same_bytes_p): Likewise.
21450 (mips_const_vector_same_int_p): Likewise.
21451 (mips_const_vector_shuffle_set_p): Likewise.
21452 (mips_const_vector_bitimm_set_p): Likewise.
21453 (mips_const_vector_bitimm_clr_p): Likewise.
21454 (mips_msa_vec_parallel_const_half): Likewise.
21455 (mips_msa_output_division): Likewise.
21456 (mips_ldst_scaled_shift): Likewise.
21457 (mips_expand_vec_cond_expr): Likewise.
21458 * config/mips/mips.c (enum mips_builtin_type): Add
21459 MIPS_BUILTIN_MSA_TEST_BRANCH.
21460 (mips_gen_const_int_vector_shuffle): New prototype.
21461 (mips_const_vector_bitimm_set_p): New function.
21462 (mips_const_vector_bitimm_clr_p): Likewise.
21463 (mips_const_vector_same_val_p): Likewise.
21464 (mips_const_vector_same_bytes_p): Likewise.
21465 (mips_const_vector_same_int_p): Likewise.
21466 (mips_const_vector_shuffle_set_p): Likewise.
21467 (mips_symbol_insns): Forbid loading symbols via immediate for
21469 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
21471 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
21473 (mips_lx_address_p): Add support load indexed address for MSA.
21474 (mips_address_insns): Add calculation of instructions needed for
21475 stores and loads for MSA.
21476 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
21477 CONST_VECTOR for MSA and let it fall through.
21478 (mips_ldst_scaled_shift): New function.
21479 (mips_subword_at_byte): Likewise.
21480 (mips_msa_idiv_insns): Likewise.
21481 (mips_legitimize_move): Validate MSA moves.
21482 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
21483 calculation of costs for MSA division.
21484 (mips_split_move_p): Check if MSA moves need splitting.
21485 (mips_split_move): Split MSA moves if necessary.
21486 (mips_split_128bit_move_p): New function.
21487 (mips_split_128bit_move): Likewise.
21488 (mips_split_msa_copy_d): Likewise.
21489 (mips_split_msa_insert_d): Likewise.
21490 (mips_split_msa_fill_d): Likewise.
21491 (mips_output_move): Handle MSA moves.
21492 (mips_expand_msa_branch): New function.
21493 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
21494 Reinstate 'y' modifier.
21495 (mips_file_start): Add MSA .gnu_attribute.
21496 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
21498 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
21499 (mips_class_max_nregs): Add register size for MSA supported mode.
21500 (mips_cannot_change_mode_class): Allow conversion between MSA
21501 vector modes and TImode.
21502 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
21504 (mips_secondary_reload_class): Force MSA loads/stores via memory.
21505 (mips_preferred_simd_mode): Add preffered modes for MSA.
21506 (mips_vector_mode_supported_p): Add MSA supported modes.
21507 (mips_autovectorize_vector_sizes): New function.
21508 (mips_msa_output_division): Likewise.
21509 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
21510 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
21511 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
21512 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
21513 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
21514 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
21515 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
21516 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
21517 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
21518 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
21519 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
21520 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
21521 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
21522 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
21523 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
21524 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
21525 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
21526 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
21527 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
21528 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
21529 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
21530 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
21531 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
21532 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
21533 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
21534 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
21535 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
21536 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
21537 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
21538 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
21539 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
21540 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
21541 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
21542 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
21543 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
21544 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
21545 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
21546 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
21547 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
21548 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
21549 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
21550 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
21551 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
21552 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
21553 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21554 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21555 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21556 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21557 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
21558 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
21559 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
21560 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
21561 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
21562 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
21563 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
21564 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
21565 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
21566 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
21567 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
21568 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
21569 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
21570 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
21571 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
21572 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
21573 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
21574 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
21575 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
21576 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
21577 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
21578 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
21579 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
21580 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
21581 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
21582 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
21583 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
21584 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
21585 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
21586 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
21587 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
21588 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
21589 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
21590 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
21591 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
21592 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
21593 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
21594 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
21595 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
21596 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
21597 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
21598 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
21599 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
21600 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
21601 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
21602 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
21603 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
21604 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
21605 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
21606 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
21607 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
21608 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
21609 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
21610 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
21611 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
21612 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
21613 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
21614 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
21615 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
21616 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
21617 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
21618 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
21619 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
21620 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
21621 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
21622 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
21623 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
21624 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
21625 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
21626 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
21627 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
21628 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
21629 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
21630 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
21631 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
21632 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
21633 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
21634 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
21635 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
21636 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
21637 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
21638 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
21639 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
21640 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
21641 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
21642 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
21643 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
21644 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
21645 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
21646 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
21647 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
21648 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
21649 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
21650 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
21651 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
21652 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
21653 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
21654 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
21655 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
21656 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
21657 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
21658 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
21659 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
21661 (mips_get_builtin_decl_index): New array.
21662 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
21663 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
21664 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
21665 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
21666 (mips_init_builtins): Initialize mips_get_builtin_decl_index
21668 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
21670 (mips_expand_builtin_insn): Prepare operands for
21671 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
21672 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
21673 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
21674 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
21675 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
21676 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
21677 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
21678 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
21679 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
21680 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
21681 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
21682 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
21683 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
21684 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
21685 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
21686 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
21687 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
21688 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
21689 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
21690 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
21691 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
21692 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
21693 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
21694 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
21695 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
21696 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
21697 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
21698 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
21699 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
21700 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
21701 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
21702 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
21703 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
21704 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
21705 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
21706 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
21707 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
21708 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
21709 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
21710 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
21711 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
21712 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
21713 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
21714 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
21715 These are set implicitly and an error is reported if overridden.
21716 (mips_expand_builtin_msa_test_branch): New function.
21717 (mips_expand_msa_shuffle): Likewise.
21718 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
21719 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
21720 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
21721 (mips_expand_vec_unpack): Add support for MSA.
21722 (mips_expand_vector_init): Likewise.
21723 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
21724 instead of const0_rtx.
21725 (mips_msa_vec_parallel_const_half): New function.
21726 (mips_gen_const_int_vector): Likewise.
21727 (mips_gen_const_int_vector_shuffle): Likewise.
21728 (mips_expand_msa_cmp): Likewise.
21729 (mips_expand_vec_cond_expr): Likewise.
21730 * config/mips/mips.h
21731 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
21732 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
21734 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
21735 (ISA_HAS_MSA): New macro.
21736 (UNITS_PER_MSA_REG): Likewise.
21737 (BITS_PER_MSA_REG): Likewise.
21738 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
21739 (MSA_REG_FIRST): New macro.
21740 (MSA_REG_LAST): Likewise.
21741 (MSA_REG_NUM): Likewise.
21742 (MSA_REG_P): Likewise.
21743 (MSA_REG_RTX_P): Likewise.
21744 (MSA_SUPPORTED_MODE_P): Likewise.
21745 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
21746 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
21747 * config/mips/mips.md: Include mips-msa.md.
21748 (alu_type): Add simd_add.
21749 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
21750 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
21751 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
21752 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
21753 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
21754 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
21755 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
21756 simd_move, simd_load, simd_store. Choose "multi" for moves
21758 (qword_mode): New attribute.
21759 (insn_count): Add instruction count for quad moves.
21760 Increase the count for MIPS SIMD division.
21761 (UNITMODE): Add UNITMODEs for vector types.
21762 (addsub): New code iterator.
21763 * config/mips/mips.opt (mmsa): New option.
21764 * config/mips/msa.h: New file.
21765 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
21767 * config/mips/mti-linux.h: Likewise.
21768 * config/mips/predicates.md
21769 (const_msa_branch_operand): New constraint.
21770 (const_uimm3_operand): Likewise.
21771 (const_uimm4_operand): Likewise.
21772 (const_uimm5_operand): Likewise.
21773 (const_uimm8_operand): Likewise.
21774 (const_imm5_operand): Likewise.
21775 (aq10b_operand): Likewise.
21776 (aq10h_operand): Likewise.
21777 (aq10w_operand): Likewise.
21778 (aq10d_operand): Likewise.
21779 (const_m1_operand): Likewise.
21780 (reg_or_m1_operand): Likewise.
21781 (const_exp_2_operand): Likewise.
21782 (const_exp_4_operand): Likewise.
21783 (const_exp_8_operand): Likewise.
21784 (const_exp_16_operand): Likewise.
21785 (const_vector_same_val_operand): Likewise.
21786 (const_vector_same_simm5_operand): Likewise.
21787 (const_vector_same_uimm5_operand): Likewise.
21788 (const_vector_same_uimm6_operand): Likewise.
21789 (const_vector_same_uimm8_operand): Likewise.
21790 (par_const_vector_shf_set_operand): Likewise.
21791 (reg_or_vector_same_val_operand): Likewise.
21792 (reg_or_vector_same_simm5_operand): Likewise.
21793 (reg_or_vector_same_uimm6_operand): Likewise.
21794 * doc/extend.texi (MIPS SIMD Architecture Functions): New
21796 * doc/invoke.texi (-mmsa): Document new option.
21798 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21800 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
21801 * configure: Regenerate.
21802 * config.in: Regenerate.
21803 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
21804 on -fvtable-verify.
21805 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
21806 (ENDFILE_VTV_SPEC): Define.
21808 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
21810 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
21811 registers in all interrupt handlers if necessary.
21812 (rl78_option_override): Add warning.
21813 (MUST_SAVE_MDUC_REGISTERS): New macro.
21814 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
21815 * config/rl78/rl78.c (check_mduc_usage): New function.
21816 (mduc_regs): New structure to hold MDUC register data.
21817 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
21818 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
21819 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
21820 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
21821 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
21822 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
21824 2016-05-09 Bin Cheng <bin.cheng@arm.com>
21826 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
21827 (tree-ssa-loop-niter.h): Ditto.
21828 (idx_within_array_bound, ref_within_array_bound): New functions.
21829 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
21830 Factor out check on writable base object to ...
21831 (base_object_writable): ... here.
21833 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21835 * config/arm/arm.md (probe_stack): Add modes to set source
21838 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
21840 * regrename.c (base_reg_class_for_rename): New static function.
21841 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
21843 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
21845 * cgraph.c (thunk_adjust): Export.
21846 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
21847 * cgraphunit.c (thunk_adjust): Export.
21848 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
21850 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
21852 * tree-inline.c (expand_call_inline): Expand thunks inline.
21854 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
21857 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
21858 (*sse2_vd_cvtss2sd): Ditto.
21859 * config/i386/i386.md
21860 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
21861 Generate *sse2_vd_cvtsd2ss pattern.
21862 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
21863 Generate *sse2_vd_cvtss2sd pattern.
21865 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
21867 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
21868 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
21871 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
21873 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
21874 * config/sh/sh.c: Define and declare variables on first use throughout
21876 (current_function_interrupt): Change to bool type.
21877 (frame_insn): Rename to emit_frame_insn and update users.
21878 (push_regs): Use bool for 'interrupt_handler' argument.
21879 (save_schedule_s): Remove.
21880 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
21881 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
21882 targetm.asm_out.unaligned_op.di.
21883 (gen_far_branch): Remove redundant forward declaration.
21884 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
21885 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
21886 (sh_set_return_address, sh_function_ok_for_sibcall,
21887 scavenge_reg): Update comments.
21888 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
21889 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
21890 (sh_attr_renesas_p): Remove unnecessary parentheses.
21891 (branch_dest): Simplify.
21892 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
21893 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
21894 (CUMULATIVE_ARGS): Change macro to typedef.
21895 (current_function_interrupt): Change to bool type.
21896 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
21897 Surround with __cplusplus ifdef.
21898 (sh_compare_op0, sh_compare_op1): Remove.
21899 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
21901 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
21903 * config/arm/arm.md (arch): Add neon.
21904 (arch_enabled): Return yes for arch neon when TARGET_NEON.
21905 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
21906 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
21907 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
21908 attributes for alt renumbering. Mark alt 3 as non-predicable.
21909 (thumb2_movdf_vfp): Likewise.
21911 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
21913 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
21914 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
21915 (*andqi_1): Add preferred_for_speed attribute to disparage
21916 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
21917 (*<code>qi_1): Ditto.
21918 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
21919 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
21920 (*ashlqi3_1): Ditto.
21921 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
21922 Add preferred_for_size attribute to disparage alternative 0 and
21923 preferred_for_speed attribute to disparage alternative 1 for
21924 TARGET_PARTIAL_REG_STALL targets.
21926 2016-05-07 Tom de Vries <tom@codesourcery.com>
21928 PR tree-optimization/70956
21929 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
21932 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
21934 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
21935 * config/sh/sh.c (sh_cbranch_distance): Implement it.
21936 * config/sh/sh.md (branch_zero): Remove define_attr.
21937 (define_delay): Disable delay slot if branch distance is one insn.
21939 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
21941 * config/i386/i386.md (LEAMODE): New mode attribute.
21942 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
21943 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
21944 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
21945 operand 2 predicate.
21946 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
21947 (*lea<mode>_general_3): Ditto.
21948 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
21950 2016-05-06 Jakub Jelinek <jakub@redhat.com>
21952 * genmddump.c (main): Convert argv from char ** to const char **.
21954 2016-05-06 David Malcolm <dmalcolm@redhat.com>
21956 * coretypes.h (OVERRIDE): New macro.
21957 (FINAL): New macro.
21959 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
21961 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
21962 allow coalescing if the types are compatible.
21964 2016-05-06 David Malcolm <dmalcolm@redhat.com>
21966 * pass_manager.h (pass_manager::register_pass_name): New method.
21967 (pass_manager::get_pass_by_name): New method.
21968 (pass_manager::create_pass_tab): New method.
21969 (pass_manager::m_name_to_pass_map): New field.
21970 * passes.c (name_to_pass_map): Delete global in favor of field
21971 "m_name_to_pass_map" of pass_manager.
21972 (register_pass_name): Rename from a function to...
21973 (pass_manager::register_pass_name): ...this method, updating
21974 for renaming of global "name_to_pass_map" to field
21975 "m_name_to_pass_map".
21976 (create_pass_tab): Rename from a function to...
21977 (pass_manager::create_pass_tab): ...this method, updating
21978 for renaming of global "name_to_pass_map" to field.
21979 (get_pass_by_name): Rename from a function to...
21980 (pass_manager::get_pass_by_name): ...this method.
21981 (enable_disable_pass): Convert use of get_pass_by_name to
21982 a method call, locating the pass_manager singleton.
21984 2016-05-06 David Malcolm <dmalcolm@redhat.com>
21986 * genattr-common.c (main): Convert argv from char ** to const char **.
21987 * genattr.c (main): Likewise.
21988 * genattrtab.c (main): Likewise.
21989 * genautomata.c (initiate_automaton_gen): Likewise.
21991 * gencodes.c (main): Likewise.
21992 * genconditions.c (main): Likewise.
21993 * genconfig.c (main): Likewise.
21994 * genconstants.c (main): Likewise.
21995 * genemit.c (main): Likewise.
21996 * genenums.c (main): Likewise.
21997 * genextract.c (main): Likewise.
21998 * genflags.c (main): Likewise.
21999 * genmddeps.c (main): Likewise.
22000 * genopinit.c (main): Likewise.
22001 * genoutput.c (main): Likewise.
22002 * genpeep.c (main): Likewise.
22003 * genpreds.c (main): Likewise.
22004 * genrecog.c (main): Likewise.
22005 * gensupport.c (init_rtx_reader_args_cb): Likewise.
22006 (init_rtx_reader_args): Likewise.
22007 * gensupport.h (init_rtx_reader_args_cb): Likewise.
22008 (init_rtx_reader_args): Likewise.
22009 * gentarget-def.c (main): Likewise.
22010 * read-md.c (read_md_files): Likewise.
22011 * read-md.h (read_md_files): Likewise.
22013 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22015 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
22016 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
22017 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
22018 Remove unused predicate.
22019 (register_and_not_fp_reg_operand): Ditto.
22021 2016-05-06 Martin Liska <mliska@suse.cz>
22023 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
22024 instead of vec as the vector is local to the function.
22026 2016-05-06 Jakub Jelinek <jakub@redhat.com>
22028 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
22029 avx512bw alternative.
22031 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
22032 before the ashr<mode>3 pattern.
22034 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
22035 v instead of x in vex or maybe_vex alternatives, use
22036 maybe_evex instead of vex in prefix.
22038 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
22039 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
22040 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
22041 in vex or maybe_vex alternatives, use maybe_evex instead of vex
22044 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
22045 v instead of x in vex or maybe_vex alternatives, use
22046 maybe_evex instead of vex in prefix.
22048 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
22049 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
22050 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
22051 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
22052 alternatives, use maybe_evex instead of vex in prefix.
22054 * config/i386/sse.md (vec_interleave_lowv4sf,
22055 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
22056 v instead of x in vex or maybe_vex alternatives, use
22057 maybe_evex instead of vex in prefix.
22059 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
22060 v instead of x in vex or maybe_vex alternatives, use
22061 maybe_evex instead of vex in prefix.
22063 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
22064 v constraint instead of x.
22066 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
22068 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
22069 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
22072 2016-05-06 Richard Biener <rguenther@suse.de>
22074 PR tree-optimization/70948
22075 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22076 Properly clobber all fields of va_list for __builtin_va_start.
22078 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
22081 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
22082 loop latch destination.
22084 2016-05-06 Martin Liska <mliska@suse.cz>
22086 * tree-ssa-uninit.c: Apply manual changes
22087 to the GNU coding style.
22088 (prune_uninit_phi_opnds): Rename from
22089 prune_uninit_phi_opnds_in_unrealizable_paths.
22091 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22093 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
22094 mspace): Remove deprecated options.
22095 * doc/invoke.texi (SH options): Remove -mspace.
22097 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22099 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
22101 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22103 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
22104 corresponding combine split pattern.
22106 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22109 * config/sh/predicates.md (long_displacement_mem_operand): New.
22110 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
22111 Add movi20, movi20s alternatives. Adjust length attribute for
22113 (movsi_ie): Allow for any FPU. Adjust length attribute for
22115 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
22116 attribute for alternatives.
22117 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
22118 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
22119 length attribute for alternatives.
22121 2016-05-06 Richard Biener <rguenther@suse.de>
22123 PR tree-optimization/70960
22124 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
22126 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22129 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
22130 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
22132 2016-05-06 Marek Polacek <polacek@redhat.com>
22135 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
22137 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
22140 * config/sh/sh.md (*rotcr): Add another variant.
22142 2016-05-06 Richard Biener <rguenther@suse.de>
22144 PR middle-end/70931
22145 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
22147 2016-05-06 Richard Biener <rguenther@suse.de>
22149 PR middle-end/70941
22150 * fold-const.c (split_tree): Always convert to the original type
22153 2016-05-06 Richard Biener <rguenther@suse.de>
22155 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
22156 (fwprop_addr): Likewise.
22158 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
22161 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
22163 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
22164 * config/i386/i386.md (push mem splitter): Use find_constant_src in
22165 the splitter condition.
22166 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
22167 the splitter condition.
22168 (FP float_extend load splitter): Ditto.
22170 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
22172 * config/i386/i386.md (peehole2 patterns): Change true_regnum
22173 to REGNO in all peephole2 patterns.
22174 (post-reload splitters): Change true_regnum to REGNO in
22175 post-reload splitters.
22176 (zero_extend splitters): Use general_reg_operand and
22177 nonimmediate_gr_operand predicates.
22179 2016-05-05 Jakub Jelinek <jakub@redhat.com>
22181 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
22182 v constraint instead of x.
22184 2016-05-05 Alan Modra <amodra@gmail.com>
22187 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
22188 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
22189 TARGET_NO_FP_IN_TOC for -mrelocatable.
22190 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
22191 TARGET_RELOCATABLE test.
22192 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22193 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22194 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22195 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22196 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22197 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
22198 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
22199 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22200 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
22201 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22203 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
22204 (rs6000_stack_info): Likewise.
22205 (rs6000_elf_asm_out_constructor): Likewise.
22206 (rs6000_elf_asm_out_destructor): Likewise.
22207 (rs6000_elf_declare_function_name): Likewise.
22208 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
22209 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
22212 2016-05-05 Alan Modra <amodra@gmail.com>
22214 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
22216 2016-05-05 Alan Modra <amodra@gmail.com>
22218 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
22219 out-of-line gpr restore for one or two regs if that would add
22222 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
22225 * config/i386/i386.md
22226 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
22227 Change to post-epilogue_completed late splitter. Use sse_reg_operand
22228 as operand 0 predicate.
22229 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
22231 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
22232 Ditto. Emit the pattern using RTX.
22234 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
22235 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
22236 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
22237 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
22239 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
22240 sse_reg_operand as operand 0 predicate.
22242 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
22243 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
22244 instead of gen_rtx_REG.
22245 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
22248 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22250 * function.c (emit_use_return_register_into_block): Delete.
22251 (gen_return_pattern): Delete.
22252 (emit_return_into_block): Delete.
22253 (active_insn_between): Delete.
22254 (convert_jumps_to_returns): Delete.
22255 (emit_return_for_exit): Delete.
22256 (thread_prologue_and_epilogue_insns): Delete all code dealing with
22257 simple_return for shrink-wrapped blocks.
22258 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
22259 end of blocks that need one.
22260 (get_unconverted_simple_return): Delete.
22261 (convert_to_simple_return): Delete.
22262 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
22263 (convert_to_simple_return): Ditto.
22265 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22267 * cfgcleanup.c (bb_is_just_return): New function.
22268 (try_optimize_cfg): Simplify jumps to return, branches to return,
22269 and branches around return.
22271 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
22273 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
22274 branch to a return.
22276 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22280 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
22281 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
22282 assert flags & OEP_HASH_CHECK, instead of asserting it
22283 never happens. Handle TARGET_EXPR.
22284 * fold-const.c (operand_equal_p): For hash verification,
22285 or in OEP_HASH_CHECK into flags.
22287 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
22289 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
22291 (compute_samebase_partition_bases): Fix typo.
22293 2016-05-04 Jakub Jelinek <jakub@redhat.com>
22295 * config/i386/sse.md (vec_interleave_highv8sf,
22296 vec_interleave_lowv8sf, vec_interleave_highv4df,
22297 vec_interleave_lowv4df): Remove constraints from expanders.
22299 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
22301 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22303 * tree-inline.c (expand_call_inline): Fix path dealing with
22304 making lhs of call statement undefined.
22306 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
22308 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
22309 Check availability on NODE, too.
22310 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
22311 (cgraph_node::call_for_symbol_and_aliases): Likewise.
22312 (varpool_node::call_for_symbol_and_aliase): Likewise.
22313 * ipa-pure-const.c (add_new_function): Analyze all bodies.
22314 (propagate_pure_const): Propagate across interposable functions, too.
22315 (skip_function_for_local_pure_const): Do not skip interposable bodies
22317 (pass_local_pure_const::execute): Update.
22319 2016-05-04 Marek Polacek <polacek@redhat.com>
22321 * doc/invoke.texi: Document -Wdangling-else.
22323 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22325 * config.gcc: Error out when conflicting multilib is detected. Do not
22326 loop over multilibs since no combination is legal.
22328 2016-05-04 Alan Modra <amodra@gmail.com>
22330 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
22331 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
22332 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
22335 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
22337 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
22338 Clean up p5600 comments.
22340 2016-05-04 Richard Biener <rguenther@suse.de>
22342 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
22343 constructor simplifications.
22344 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
22346 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
22348 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
22349 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
22350 result.set_rtx is null instead of aborting.
22351 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
22353 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
22354 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
22355 *mov<mode>_store_postinc): New patterns.
22357 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
22359 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
22360 as commutative. Check both conversions are NOP.
22361 ((A & B) OP (C & B)): Remove.
22363 2016-05-04 Alan Modra <amodra@gmail.com>
22365 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
22367 2016-05-04 Alan Modra <amodra@gmail.com>
22370 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
22371 when cr2,3,4 are all fixed regs.
22373 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
22375 PR rtl-optimization/57193
22376 * opts.c (default_options_table): Revert OPT_frename_registers change.
22377 * doc/invoke.texi (-frename-registers, -O2): Likewise.
22379 2016-05-03 Martin Sebor <msebor@redhat.com>
22382 * builtins.c (fold_builtin_FILE): New function.
22383 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
22384 (fold_builtin_0): Call them.
22385 * gimplify.c (gimplify_call_expr): Remove the handling of
22386 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
22389 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
22390 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
22394 * doc/extend.texi (Function Names as Strings): Update __func__,
22395 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
22398 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22399 Richard Biener <rguenther@suse.de>
22401 PR tree-optimization/70916
22402 * tree-if-conv.c: Include cfganal.h.
22403 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
22404 and remove_fake_exit_edges around the optimization pass.
22406 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
22408 * cgraph.c (symbol_table::create_edge): Set inline_failed.
22409 (cgraph_edge::make_direct): Likewise.
22410 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
22411 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
22412 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
22413 (CIF_THUNK): New code.
22414 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
22415 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
22416 (compute_inline_parameters): Set inline_failed for thunks.
22417 (inline_analyze_function): Cleanup.
22418 * ipa-inline.c (can_inline_edge_p): Do not deal with
22419 call_stmt_cannot_inline_p.
22420 (can_early_inline_edge_p): Likewise.
22421 (early_inliner): Initialize inline_failed.
22422 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
22424 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
22426 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
22427 from nonimm_ssenomem_operand.
22428 (nonimm_ssenomem_operand): New predicate.
22429 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
22430 as operand 0 predicate.
22431 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
22432 Disable unsupported alternatives using "enabled" attribute.
22433 Use register_ssemem_operand as operand 0 predicate.
22434 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
22436 2016-05-03 Marek Polacek <polacek@redhat.com>
22439 * input.c (expansion_point_location): New function.
22440 * input.h (expansion_point_location): Declare.
22442 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
22444 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
22445 occurence with frame_offset_ ones.
22447 2016-05-03 Alan Modra <amodra@gmail.com>
22449 PR rtl-optimization/70890
22450 * ira.c (combine_and_move_insns): When moving def_insn, remove
22451 equivs on use_insn.
22453 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
22455 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
22456 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
22457 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
22458 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
22460 2016-05-03 Alan Modra <amodra@gmail.com>
22462 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
22463 for SAVE_MULTIPLE/STORE_MULTIPLE.
22465 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22467 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
22468 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
22470 2016-05-03 Richard Biener <rguenther@suse.de>
22472 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
22474 (gimplify_arg): Likewise.
22475 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
22476 re-writing the result to a decl if required.
22477 (internal_get_tmp_var): Add allow_ssa parameter
22478 and override into_ssa with it.
22479 (get_formal_tmp_var): Adjust.
22480 (get_initialized_tmp_var): Add allow_ssa parameter.
22481 (gimplify_arg): Add allow_ssa parameter and avoid generating
22482 SSA names for the result false.
22483 (gimplify_call_expr): If the call may return twice do not
22484 gimplify parameters into SSA.
22485 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
22486 (gimplify_modify_expr): Adjust assert. For noreturn calls
22487 with a SSA name LHS adjust its def.
22488 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
22489 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
22490 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
22491 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
22492 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
22493 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
22494 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
22495 (optimize_target_teams): Do not allow SSA names for clause operands.
22496 (gimplify_expr): Likewise for where we mark the result addressable.
22497 * passes.def (pass_init_datastructures): Remove.
22498 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
22499 (rewrite_stmt): Likewise.
22500 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
22501 (replace_locals_op): Replace SSA names.
22502 (copy_gimple_seq_and_replace_locals): Init src_cfun.
22503 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
22504 * cgraph.c (release_function_body): Free CFG annotations only
22505 when we have a CFG. Simplify.
22506 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
22507 force_gimple_operand instead of get_initialized_tmp_var.
22508 * tree-pass.h (make_pass_init_datastructures): Remove.
22509 * tree-ssa.c (execute_init_datastructures): Remove.
22510 (pass_data_init_datastructures): Likewise.
22511 (class pass_init_datastructures): Likewise.
22512 (make_pass_init_datastructures): Likewise.
22513 * omp-low.c (create_omp_child_function): Init SSA data structures.
22514 (grid_expand_target_grid_body): Likewise.
22515 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
22516 name before adding it to names_to_release.
22517 (remove_bb): Always release SSA defs.
22518 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
22519 before dereferencing it.
22520 * cgraphunit.c (init_lowered_empty_function): Always
22521 int SSA data structures.
22522 * tree-ssanames.c (release_defs): Remove assert that we are in
22524 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
22526 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22527 Uros Bizjak <ubizjak@gmail.com>
22529 PR rtl-optimization/70467
22530 * config/i386/predicates.md (x86_64_hilo_int_operand,
22531 x86_64_hilo_general_operand): New predicates.
22532 * config/i386/constraints.md (Wd): New constraint.
22533 * config/i386/i386.md (mode attr di): Use Wd instead of e.
22534 (general_hilo_operand): New mode attr.
22535 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
22536 instead of <general_operand>.
22537 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
22538 x86_64_hilo_general_operand instead of <general_operand>.
22540 2016-05-03 Jakub Jelinek <jakub@redhat.com>
22542 PR tree-optimization/70916
22543 * tree-if-conv.c (constant_or_ssa_name): Removed.
22544 (fold_build_cond_expr): Use is_gimple_val instead of
22545 constant_or_ssa_name.
22547 PR tree-optimization/70916
22548 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
22549 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
22552 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
22553 (optimize_atomic_bit_test_and): New function.
22554 (pass_fold_builtins::execute): Use it.
22555 * optabs.def (atomic_bit_test_and_set_optab,
22556 atomic_bit_test_and_complement_optab,
22557 atomic_bit_test_and_reset_optab): New optabs.
22558 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
22559 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
22560 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
22561 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
22562 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
22563 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
22564 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
22565 * doc/md.texi (atomic_bit_test_and_set@var{mode},
22566 atomic_bit_test_and_complement@var{mode},
22567 atomic_bit_test_and_reset@var{mode}): Document.
22568 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
22569 atomic_bit_test_and_complement<mode>,
22570 atomic_bit_test_and_reset<mode>): New expanders.
22571 (atomic_bit_test_and_set<mode>_1,
22572 atomic_bit_test_and_complement<mode>_1,
22573 atomic_bit_test_and_reset<mode>_1): New insns.
22575 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
22577 PR rtl-optimization/70687
22578 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
22579 instead of unsigned HOST_WIDE_INT.
22581 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
22583 PR rtl-optimization/44281
22584 * hard-reg-set.h (struct target_hard_regs): New field
22585 x_fixed_nonglobal_reg_set.
22586 (fixed_nonglobal_reg_set): New macro.
22587 * reginfo.c (init_reg_sets_1): Initialize it.
22588 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
22590 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
22592 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22594 PR tree-optimization/56541
22595 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
22596 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
22597 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
22598 (any_complicated_phi): new static variable.
22599 (aggressive_if_conv): delete.
22600 (if_convertible_phi_p): support phis with more than two arguments.
22601 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
22602 critical pred edges.
22603 (ifcvt_split_critical_edges): support phis with more than two
22604 arguments by checking new parameter. only split critical edges
22606 (tree_if_conversion): handle simd pragma marked loop using new
22607 local variable aggressive_if_conv. check any_complicated_phi.
22609 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22611 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
22614 2016-05-03 Bin Cheng <bin.cheng@arm.com>
22616 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
22619 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
22621 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
22622 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
22623 define_insn_and_split.
22624 (mulsi3_i): New define_insn_and_split.
22625 (mulsi3_call): Convert to define_insn.
22626 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
22627 Remove constraints.
22629 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22631 * machmode.h (mode_complex): Add support to give the complex mode
22633 (GET_MODE_COMPLEX_MODE): Likewise.
22634 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
22635 stored by build_complex_type and gfc_build_complex_type instead of
22636 trying to figure out the appropriate mode based on the size. Raise
22637 an assertion error, if the type was not set.
22638 * genmodes.c (struct mode_data): Add field for the complex type of
22640 (blank_mode): Likewise.
22641 (make_complex_modes): Remember the complex mode created in the
22643 (emit_mode_complex): Write out the mode_complex array to map a
22644 type mode to the complex version.
22645 (emit_insn_modes_c): Likewise.
22646 * tree.c (build_complex_type): Set the complex type to use before
22647 calling layout_type.
22648 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
22649 support for __float128 complex datatypes.
22650 (rs6000_hard_regno_mode_ok): Likewise.
22651 (rs6000_setup_reg_addr_masks): Likewise.
22652 (rs6000_complex_function_value): Likewise.
22653 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
22654 __float128 and __ibm128 complex.
22655 (FLOAT128_IBM_P): Likewise.
22656 (ALTIVEC_ARG_MAX_RETURN): Likewise.
22657 * doc/extend.texi (Additional Floating Types): Document that
22658 -mfloat128 must be used to enable __float128. Document complex
22659 __float128 and __ibm128 support.
22661 2016-05-02 Jakub Jelinek <jakub@redhat.com>
22664 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
22665 char/short arguments promoted to int because of promote_prototypes.
22667 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
22669 * config/i386/predicates.md (register_ssemem_operand): New predicate.
22670 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
22671 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
22672 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
22673 alternatives using "enabled" attribute. Use register_ssemem_operand
22674 as operand 1 predicate.
22675 (*cmpi<unord>xf_i387): Split XFmode pattern from
22676 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
22677 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
22678 *absneg<mode>2_i387. Disable unsupported alternatives using
22679 "enabled" attribute.
22680 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
22682 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
22684 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
22686 (oacc_loop_process): Check mask for loop termination.
22688 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
22690 * cif-code.def (CIF_THUNK): Add.
22691 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
22694 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
22696 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
22697 (dump_inline_summary): Dump it.
22698 (fp_expression_p): New predicate.
22699 (estimate_function_body_sizes): Use it.
22700 (inline_merge_summary): Merge fp_expressions.
22701 (inline_read_section): Read fp_expressions.
22702 (inline_write_summary): Write fp_expressions.
22703 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
22704 codegen boundary if either caller or callee is !fp_expressions.
22705 * ipa-inline.h (inline_summary): Add fp_expressions.
22706 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
22707 to fp_expressions be sure the fp generation flags are updated.
22709 2016-05-02 Jakub Jelinek <jakub@redhat.com>
22711 PR rtl-optimization/70467
22712 * cse.c (cse_insn): Handle no-op MEM moves after folding.
22714 PR rtl-optimization/70467
22715 * ipa-pure-const.c (check_call): Handle internal calls even in
22716 ipa mode like in local mode.
22718 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
22720 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
22722 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
22724 * match.pd (X u< X, X u> X): New transformations.
22726 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
22728 * flag-types.h (enum warn_strict_overflow_code): Move ...
22729 * coretypes.h: ... here.
22730 * fold-const.h (fold_overflow_warning): Declare.
22731 * fold-const.c (fold_overflow_warning): Make non-static.
22732 (fold_comparison): Move the transformation of X +- C1 CMP C2
22733 into X CMP C2 -+ C1 ...
22734 * match.pd: ... here.
22735 * gimple-fold.c (fold_stmt_1): Protect with
22736 fold_defer_overflow_warnings.
22738 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
22740 * omp-low.c (struct oacc_loop): Add 'inner' field.
22741 (new_oacc_loop_raw): Initialize it to zero.
22742 (oacc_loop_fixed_partitions): Initialize it.
22743 (oacc_loop_auto_partitions): Partition outermost loop to outermost
22744 available partitioning.
22746 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22748 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
22750 (umulsidi3): Likewise.
22751 (indirect_jump): Fix jump instruction assembly patterns.
22753 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
22756 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
22757 (nvptx_function_value): Assert non-NULL cfun.
22759 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
22761 PR rtl-optimization/70886
22762 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
22764 * cselib.h (rtx_equal_for_cselib_1): Declare.
22765 (rtx_equal_for_cselib_p: New inline function.
22766 * cselib.c (rtx_equal_for_cselib_p): Delete.
22767 (rtx_equal_for_cselib_1): Make public.
22769 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
22771 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
22772 (register_mixssei387nonimm_operand): Remove predicate.
22773 * config/i386/i386.md (*fop_<mode>_comm): Merge from
22774 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
22775 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
22776 for TARGET_MIX_SSE_I387 alternatives.
22777 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
22778 Disable unsupported alternatives using "enabled" attribute. Use
22779 nonimm_ssenomem_operand as operand 1 predicate. Also check
22780 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
22782 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22784 * tree.c (cst_and_fits_in_hwi): Simplify.
22786 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22788 * tree.h (wi::to_wide): New function.
22789 * expr.c (expand_expr_real_1): Use wi::to_wide.
22790 * fold-const.c (int_const_binop_1): Likewise.
22791 (extract_muldiv_1): Likewise.
22793 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22795 * wide-int.h: Update offset_int and widest_int documentation.
22796 (WI_SIGNED_SHIFT_RESULT): New macro.
22797 (wi::binary_shift): Define signed_shift_result_type for
22798 shifts on offset_int- and widest_int-like types.
22799 (generic_wide_int): Support <<= and >>= if << and >> are supported.
22800 * tree.h (int_bit_position): Use shift operators instead of wi::
22802 * alias.c (adjust_offset_for_component_ref): Likewise.
22803 * expr.c (get_inner_reference): Likewise.
22804 * fold-const.c (fold_comparison): Likewise.
22805 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
22806 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
22807 * tree-dfa.c (get_ref_base_and_extent): Likewise.
22808 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
22809 (stmt_kills_ref_p): Likewise.
22810 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
22811 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
22812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22813 (ao_ref_init_from_vn_reference): Likewise.
22815 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22817 * wide-int.h: Update offset_int and widest_int documentation.
22818 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
22819 (wi::binary_traits): Allow ordered comparisons between offset_int and
22820 offset_int, between widest_int and widest_int, and between either
22821 of these types and basic C types.
22822 (operator <, <=, >, >=): Define for the same combinations.
22823 * tree.h (tree_int_cst_lt): Use comparison operators instead
22824 of wi:: comparisons.
22825 (tree_int_cst_le): Likewise.
22826 * gimple-fold.c (fold_array_ctor_reference): Likewise.
22827 (fold_nonarray_ctor_reference): Likewise.
22828 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
22829 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
22830 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
22831 * tree-sra.c (completely_scalarize): Likewise.
22832 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
22833 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
22834 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
22835 (check_for_binary_op_overflow): Likewise.
22836 (search_for_addr_array): Likewise.
22837 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
22839 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22841 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
22842 (arc_save_restore): Likewise.
22843 (arc_dwarf_register_span): Likewise.
22844 (arc_output_pic_addr_const): Initialize suffix variable.
22846 2016-05-02 Martin Liska <mliska@suse.cz>
22848 * symbol-summary.h (function_summary::function_summary):
22849 Remove checking assert for all cgraph nodes.
22850 (function_summary::get): Check summary_uid.
22851 (symtab_insertion): Check summary_uid.
22853 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
22855 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
22856 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
22857 bmaskn instruction.
22858 (arc_dwarf_register_span): Remove enum keyword.
22859 (compact_memory_operand_p): New function.
22860 * config/arc/arc.h (reg_class): Add code density register classes.
22861 (REG_CLASS_NAMES): Likewise.
22862 (REG_CLASS_CONTENTS): Likewise.
22863 * config/arc/arc.md (*movqi_insn): Add code density instructions.
22864 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
22865 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
22866 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
22867 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
22869 (h, Rcd, Rsd, Rzd): New register constraints.
22870 (T): Use compact_memory_operand_p function.
22871 * config/arc/predicates.md (compact_load_memory_operand): Remove.
22873 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
22875 * config/sh/sh.md (*negnegt, *movtt): Remove.
22877 2016-05-02 Marek Polacek <polacek@redhat.com>
22878 Tom de Vries <tom@codesourcery.com>
22880 PR tree-optimization/70700
22881 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
22882 bigger than FIRST_REF_NODE.
22884 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
22887 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
22889 (prepare_cbranch_operands): Don't use scratch register. Assume that
22890 function is used when pseudos can be created.
22891 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
22892 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
22893 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
22894 define_expand. Allow it only when pseudos can be created.
22895 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
22897 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
22899 * config/i386/constraints.md (BC): Only allow -1 operands.
22900 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
22901 Add "enabled" attribute. Update XI mode attribute calculation.
22902 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
22903 (*movoi_internal_avx): Update XI mode attribute calculation.
22904 (*movti_internal): Ditto.
22906 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
22908 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
22909 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
22911 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
22913 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
22914 statement on instruction code. Remove trailing spaces.
22915 (altivec_expand_stv_builtin): Likewise.
22917 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
22919 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
22920 (TARGET_FPU_DOUBLE): Simplify.
22921 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
22922 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
22923 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
22924 with 'TARGET_FPU_DOUBLE'.
22925 * config/sh/sh.md: Likewise.
22927 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
22929 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
22930 SH_DIV_STR_FOR_SIZE): Remove.
22931 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
22932 SH_DIV_STR_FOR_SIZE): Remove.
22934 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
22936 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
22937 logical_reg_operand): Delete.
22938 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
22939 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
22940 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
22941 match_operand and match_test.
22942 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
22943 variables on their first use. Return bool values.
22944 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
22945 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
22946 arith_reg_operand for input operand. Remove empty constraints.
22948 (*xorsi3_compact): Rename to xorsi3.
22949 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
22950 (*zero_extend<mode>si2_disp_mem): Update comment.
22953 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
22955 * config/sh/t-sh: Remove SH5 support.
22956 * config.gcc: Likewise.
22957 * configure: Likewise.
22959 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22961 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
22963 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
22965 * config/sh/sh.c (register_sh_passes, sh_option_override,
22966 sh_print_operand, prepare_move_operands,
22967 sh_can_follow_jump): Remove TARGET_SH1 checks.
22968 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
22969 PROMOTE_MODE): Likewise.
22970 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
22973 2016-04-30 Alan Modra <amodra@gmail.com>
22975 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
22976 restoring when fixed_reg_p, but allow out-of-line or stmw save.
22977 Check for user regs later to avoid unnecessary looping over regs.
22978 Merge user reg check with non-saved reg check. Don't force
22979 inline VR restore when static chain used.
22980 (rs6000_frame_related): Omit eh_frame info for user regs when
22982 (fixed_regs_p): Delete.
22984 2016-04-30 Alan Modra <amodra@gmail.com>
22986 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
22987 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
22990 2016-04-30 Alan Modra <amodra@gmail.com>
22993 * config/rs6000/rs6000.c (fixed_reg_p): New function.
22994 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
22997 2016-04-30 Alan Modra <amodra@gmail.com>
22999 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23000 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
23001 flag_pic test for Darwin.
23003 2016-04-30 Alan Modra <amodra@gmail.com>
23005 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
23006 throw_calls_crossed.
23007 (REG_FREQ_CALLS_CROSSED): Delete.
23008 (REG_N_THROWING_CALLS_CROSSED): Delete.
23009 * regstat.c (regstat_bb_compute_ri): Don't calculate
23010 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
23011 (dump_reg_info): Don't print call cross frequency.
23012 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
23013 and REG_N_THROWING_CALLS_CROSSED.
23015 2016-04-30 Alan Modra <amodra@gmail.com>
23017 * regs.h (struct reg_info_t): Delete live_length.
23018 (REG_LIVE_LENGTH): Delete macro.
23019 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
23020 local_live, local_processed and local_live_last_luid params.
23021 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
23023 (regstat_compute_ri): Adjust for above. Don't set
23025 (dump_reg_info): Don't print live length.
23026 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
23027 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
23028 Localize loop_depth var.
23030 2016-04-30 Alan Modra <amodra@gmail.com>
23032 * ira.c (enum valid_equiv): New.
23033 (validate_equiv_mem): Return enum.
23034 (update_equiv_mem): Create replacement in more cases.
23035 (add_store_equivs): Update validate_equiv_mem call.
23037 2016-04-30 Alan Modra <amodra@gmail.com>
23039 * ira.c (combine_and_move_insns): Rather than scanning insns,
23040 use DF infrastucture to find use and def insns.
23042 2016-04-30 Alan Modra <amodra@gmail.com>
23044 ira.c (combine_and_move_insns): Move invariant conditions..
23045 (ira.c): ..to here. Call combine_and_move_insns before
23046 add_store_equivs. Call grow_reg_equivs later. Allocate
23047 req_equiv later using max_reg_num() rather than global max_regno.
23048 (contains_replace_regs): Delete.
23049 (add_store_equivs): Remove contains_replace_regs test.
23051 2016-04-30 Alan Modra <amodra@gmail.com>
23053 * ira.c (struct equiv_mem_data): New.
23054 (equiv_mem, equiv_mem_modified): Delete static vars.
23055 (validate_equiv_mem_from_store): Use "data" param to communicate..
23056 (validate_equiv_mem): ..from here.
23058 2016-04-30 Alan Modra <amodra@gmail.com>
23060 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
23062 (update_reg_equivs): ..here. Move allocation and freeing of
23063 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
23064 end_alias_analysis to..
23067 2016-04-30 Alan Modra <amodra@gmail.com>
23069 * ira.c (pdx_subregs): Delete.
23070 (struct equivalence): Add pdx_subregs field.
23071 (set_paradoxical_subreg): Remove pdx_subregs param. Update
23072 pdx_subregs access.
23073 (update_equiv_regs): Don't create or free pdx_subregs. Update
23074 pdx_subregs access.
23076 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23078 * config/rs6000/altivec.h: Change definitions of vec_xl and
23080 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
23081 (LD_ELEMREV_V2DI): New.
23082 (LD_ELEMREV_V4SF): New.
23083 (LD_ELEMREV_V4SI): New.
23084 (LD_ELEMREV_V8HI): New.
23085 (LD_ELEMREV_V16QI): New.
23086 (ST_ELEMREV_V2DF): New.
23087 (ST_ELEMREV_V2DI): New.
23088 (ST_ELEMREV_V4SF): New.
23089 (ST_ELEMREV_V4SI): New.
23090 (ST_ELEMREV_V8HI): New.
23091 (ST_ELEMREV_V16QI): New.
23094 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23095 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
23096 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
23097 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
23098 (altivec_expand_builtin): Add handling for
23099 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
23100 (rs6000_invalid_builtin): Add error-checking for
23101 RS6000_BTM_P9_VECTOR.
23102 (altivec_init_builtins): Define builtins used to implement vec_xl
23104 (rs6000_builtin_mask_names): Define power9-vector.
23105 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
23106 (RS6000_BTM_P9_VECTOR): Define.
23107 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
23108 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
23109 (vsx_ld_elemrev_v2df): Likewise.
23110 (vsx_ld_elemrev_v4sf): Likewise.
23111 (vsx_ld_elemrev_v4si): Likewise.
23112 (vsx_ld_elemrev_v8hi): Likewise.
23113 (vsx_ld_elemrev_v16qi): Likewise.
23114 (vsx_st_elemrev_v2df): Likewise.
23115 (vsx_st_elemrev_v2di): Likewise.
23116 (vsx_st_elemrev_v4sf): Likewise.
23117 (vsx_st_elemrev_v4si): Likewise.
23118 (vsx_st_elemrev_v8hi): Likewise.
23119 (vsx_st_elemrev_v16qi): Likewise.
23120 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
23123 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
23125 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
23127 (simplify_control_stmt_condition_1): ... here. Recurse into
23128 BIT_AND_EXPRs and BIT_IOR_EXPRs.
23130 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
23133 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
23134 (zero_extendqi<mode>2_dot): Revert earlier conversion from
23135 define_insn_and_split to define_insn.
23136 (zero_extendqi<mode>2_dot2): Same.
23137 (extendqi<mode>2_dot): Same.
23138 (extendqi<mode>2_dot2): Same.
23140 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23142 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
23143 (probe_stack): New expander.
23144 (probe_stack_<mode>): New insn pattern.
23146 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23148 * config/i386/i386.md
23149 (operations with memory inputs setting flags peephole2):
23150 Remove uneeded REG_P checks. Cleanup pattern generation.
23152 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
23154 * tree-vect-loop.c (vect_transform_loop): Fix
23155 nb_iterations_upper_bound computation for vectorized loop.
23157 2016-04-29 Marek Polacek <polacek@redhat.com>
23158 Jakub Jelinek <jakub@redhat.com>
23161 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
23162 TARGET_EXPR_SLOT as a base.
23164 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
23166 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
23167 with 'rCm2' constraints to limit possible immediate size.
23168 (*load_zeroextendqisi_update): Likewise.
23169 (*load_signextendqisi_update): Likewise.
23170 (*loadhi_update): Likewise.
23171 (*load_zeroextendhisi_update): Likewise.
23172 (*load_signextendhisi_update): Likewise.
23173 (*loadsi_update): Likewise.
23174 (*loadsf_update): Likewise.
23176 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23178 * config/i386/predicates.md (constm1_operand): Fix comparison.
23180 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23182 * testsuite/gcc.target/arc/ieee_eq.c: New test.
23184 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
23186 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
23187 remaining SH5 related settings.
23188 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
23189 shmedia_prepare_call_address): Delete.
23190 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
23191 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
23192 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
23193 UNSUPPORTED_SH2A): Remove m5 checks.
23194 (sh_divide_strategy_e): Remove SH5 division strategies.
23195 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
23196 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
23198 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23200 * config/s390/s390.c (s390_rtx_costs): Update documentation.
23202 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23204 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
23205 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
23206 Change lder to ldr.
23207 * config/s390/vector.md ("mov<mode>"): Likewise.
23209 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
23211 * config/s390/constraints.md ("U", "W"): Invoke
23212 s390_mem_constraint with "ZR" and "ZT".
23213 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
23214 addresses when using LRA. Accept also short displacements for S
23215 and T constraints. Do not check for long displacement target for
23216 S and T constraints.
23217 (s390_mem_constraint): Remove handling of U and W constraints.
23218 * config/s390/s390.md (various patterns): Remove the short
23219 displacement constraints (Q and R) if a long displacement
23220 constraint is present. Add longdisp as required CPU capability.
23221 * config/s390/vector.md: Likewise.
23222 * config/s390/vx-builtins.md: Likewise.
23224 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23227 * reload1.c (reload): Call finish_spills before
23228 restarting reload loop. Skip select_reload_regs
23229 if update_eliminables_and_spill returns true.
23231 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
23233 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
23234 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
23235 (umulhisi3_imm): Update predicates and constraint letters.
23236 (umulhisi3_reg): Declare instruction as commutative.
23237 * config/arc/constraints.md (J12, J16): New constraints.
23238 * config/arc/predicates.md (short_unsigned_const_operand): New
23240 (arc_short_operand): Likewise.
23241 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
23243 2016-04-29 Richard Biener <rguenther@suse.de>
23245 PR tree-optimization/13962
23246 PR tree-optimization/65686
23247 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
23248 * tree-ssa-alias.c (ptrs_compare_unequal): New function
23249 using PTA to compare pointers.
23250 * match.pd: Add pattern for pointer equality compare simplification
23251 using ptrs_compare_unequal.
23253 2016-04-29 Richard Biener <rguenther@suse.de>
23255 * stor-layout.c (layout_type): Do not build a pointer-to-element
23258 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
23260 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
23261 Use SWI mode iterator. Use general_reg_operand predicate.
23262 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
23263 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
23266 2016-04-29 Jakub Jelinek <jakub@redhat.com>
23268 PR middle-end/70843
23269 * fold-const.c (operand_equal_p): Don't verify hash value equality
23271 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
23274 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23277 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
23278 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
23279 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
23280 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
23281 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
23283 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23285 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
23286 to info. Don't initialize separate fields to 0. Clean up
23289 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23291 * config/i386/i386.md (peephole2s for operations with memory inputs):
23292 Use SWI mode iterator.
23293 (peephole2s for operations with memory outputs): Ditto.
23294 Do not check for stack checking probe.
23296 (probe_stack): Remove expander.
23298 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23299 Andrew Burgess <andrew.burgess@embecosm.com>
23301 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
23302 operands as 32-bits.
23304 2016-04-28 Jason Merrill <jason@redhat.com>
23306 * gdbinit.in: Skip line-map.h.
23308 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23309 Andrew Burgess <andrew.burgess@embecosm.com>
23311 * config/arc/arc.c (arc_conditional_register_usage): Take
23312 TARGET_RRQ_CLASS into account.
23313 (arc_print_operand): Support printing 'p' and 's' operands.
23314 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
23316 (TARGET_RRQ_CLASS): Define.
23317 (IS_POWEROF2_OR_0_P): Define.
23318 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
23320 (*tst_movb): New define_insn.
23321 (*tst): Avoid recognition if it could prevent '*tst_movb'
23322 combination; replace c/CnL with c/Chs alternative.
23323 (*tst_bitfield_tst): New define_insn.
23324 (*tst_bitfield_asr): New define_insn.
23325 (*tst_bitfield): New define_insn.
23326 (andsi3_i): Add Rrq variant.
23327 (extzv): New define_expand.
23328 (insv): New define_expand.
23329 (*insv_i): New define_insn.
23330 (*movb): New define_insn.
23331 (*movb_signed): New define_insn.
23332 (*movb_high): New define_insn.
23333 (*movb_high_signed): New define_insn.
23334 (*movb_high_signed + 1): New define_split pattern.
23335 (*mrgb): New define_insn.
23336 (*mrgb + 1): New define_peephole2 pattern.
23337 (*mrgb + 2): New define_peephole2 pattern.
23338 * config/arc/arc.opt (mbitops): New option for nps400, uses
23339 TARGET_NPS_BITOPS_DEFAULT.
23340 * config/arc/constraints.md (q): Make register class conditional.
23341 (Rrq): New register constraint.
23342 (Chs): New constraint.
23343 (Clo): New constraint.
23344 (Chi): New constraint.
23345 (Cbf): New constraint.
23346 (Cbn): New constraint.
23347 (C18): New constraint.
23348 (Cbi): New constraint.
23350 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23352 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
23354 (bitmap_intersection_of_preds): Ditto.
23355 (bitmap_union_of_succs): Ditto.
23356 (bitmap_union_of_preds): Ditto.
23357 * sbitmap.c (do_popcount): Delete.
23358 (BITMAP_DEBUGGING): Delete.
23359 (sbitmap_verify_popcount): Delete.
23360 (sbitmap_alloc): Don't initialize the popcount field.
23361 (sbitmap_alloc_with_popcount): Delete.
23362 (sbitmap_resize): Don't resize the popcount array.
23363 (sbitmap_vector_alloc): Don't initialize the popcount field.
23364 (bitmap_copy): Don't copy the popcount array.
23365 (bitmap_clear): Don't clear the popcount array.
23366 (bitmap_clear): Delete the popcount array handling.
23367 (bitmap_ior_and_compl): Delete the popcount assert.
23368 (bitmap_not): Ditto.
23369 (bitmap_and_compl): Ditto.
23370 (bitmap_and): Delete the popcount array handling.
23371 (bitmap_xor): Ditto.
23372 (bitmap_ior): Ditto.
23373 (bitmap_or_and): Delete the popcount assert.
23374 (bitmap_and_or): Ditto.
23375 (popcount_table): Delete.
23376 (sbitmap_elt_popcount): Delete.
23377 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
23378 (bitmap_set_bit): Delete the popcount assert.
23379 (bitmap_clear_bit): Ditto.
23380 (sbitmap_free): Don't free the popcount array.
23381 (sbitmap_alloc_with_popcount): Delete declaration.
23382 (sbitmap_popcount): Ditto.
23384 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23385 Andrew Burgess <andrew.burgess@embecosm.com>
23387 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
23388 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
23389 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
23390 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
23391 * config/arc/arc.opt (mcmem): New option.
23392 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
23393 supply length for r/m alternative.
23394 (*extendqisi2_ac): Likewise.
23395 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
23397 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
23398 (movhi_insn): Likewise.
23399 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
23400 (*zero_extendqihi2_i): Add r/Ucm alternative.
23401 (*zero_extendqisi2_ac): Likewise.
23402 (*zero_extendhisi2_i): Likewise.
23403 * config/arc/constraints.md (Uex): New memory constraint.
23404 (Ucm): New define_constraint.
23405 * config/arc/predicates.md (long_immediate_loadstore_operand):
23406 Return 0 for MEM with cmem_address address.
23407 (cmem_address_0): New predicates.
23408 (cmem_address_1): Likewise.
23409 (cmem_address_2): Likewise.
23410 (cmem_address): Likewise.
23412 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23414 * config/rs6000/rs6000.c (machine_function): Rename
23415 insn_chain_scanned_p to spe_insn_chain_scanned_p.
23416 (rs6000_stack_info): Adjust.
23418 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
23419 Andrew Burgess <andrew.burgess@embecosm.com>
23421 * config/arc/constraints.md (Usd): Convert to define_constraint.
23425 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23428 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
23429 Add new peephole2 where the first insn is *mov<mode>_or instead of
23430 *mov<mode>_internal.
23432 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
23434 * tracer.c (bb_seen): Make static.
23436 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
23438 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
23439 support, setup defaults.
23440 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
23441 * config/arc/arc.c (arc_init): Add NPS400 support.
23442 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
23443 (TARGET_ARC700): NPS400 is also an ARC700.
23444 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
23446 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
23449 * config/nds32/nds32.md (casesi): Don't access the operands array
23452 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23454 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
23455 (or $-1,reg peephole2): Ditto.
23456 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
23458 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
23460 * doc/extend.texi (Common Function Attributes) [optimize]:
23461 Discourage use of the optimize attribute.
23463 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
23465 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
23466 special case builtin.
23467 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
23468 ALTIVEC_BUILTIN_VEC_ADDE.
23469 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
23470 support for ALTIVEC_BUILTIN_VEC_ADDE.
23471 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
23472 for __builtin_vec_adde.
23474 2016-04-28 Jakub Jelinek <jakub@redhat.com>
23476 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
23477 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
23479 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23482 * doc/sourcebuild.texi (Effective-Target Keywords, Other
23483 attributes): Document cilkplus_runtime.
23485 2016-04-28 Martin Jambor <mjambor@suse.cz>
23487 * tree-cfg.c (verify_expr): Verify that local declarations belong to
23488 this function. Call verify_expr on MEM_REFs and bases of other
23489 handled_components.
23491 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23493 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
23494 for WORD_REGISTER_OPERATIONS to runtime check.
23496 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23498 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
23500 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23502 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
23503 big-endian compilation.
23504 * config/arc/arc.md (addf3): Likewise.
23505 (subdf3): Likewise.
23506 (muldf3): Likewise.
23508 2016-04-28 Richard Biener <rguenther@suse.de>
23510 PR tree-optimization/70840
23511 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
23512 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
23513 Mark x * pow(x,c) -> pow(x,c+1) commutative.
23514 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
23516 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23518 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
23519 and explain why in a comment.
23521 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23523 * config/arc/arc.md (cpu_facility): Add fpx variant.
23524 (subdf3): Prohibit use reverse sub when assist operations option
23526 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
23527 instructions only when FPX is enabled.
23528 * testsuite/gcc.target/arc/trsub.c: New test.
23530 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23532 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
23533 mult_operator when calculating "type" attribute.
23534 (*fop_<mode>_1_i387): Ditto.
23535 (*fop_xf_1_i387): Ditto.
23536 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
23537 Use std::swap to swap operands. Use RTL expressions to generate
23540 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23541 Joern Rennecke <joern.rennecke@embecosm.com>
23543 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
23545 (emit_pic_move): Remove.
23546 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
23547 * config/arc/arc.c (emit_pic_move): Removed.
23548 (TARGET_HAVE_TLS): Define.
23549 (arc_conditional_register_usage): Test for arc_tp_regno.
23550 (arc_print_operand, arc_print_operand_address): Handle TLS
23552 (arc_needs_pcl_p): New function.
23553 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
23554 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
23555 (arc_raw_symbolic_reference_mentioned_p): Likewise.
23556 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
23557 (arc_legitimize_tls_address): Likewise.
23558 (DTPOFF_ZERO_SYM): Define.
23559 (arc_legitimize_pic_address): Make it static, handle TLS cases.
23560 (arc_output_pic_addr_const): Print TLS unspecs.
23561 (prepare_pic_move): New function, replaces emit_pic_move.
23562 (arc_legitimate_constant_p): Handle TLS unspecs.
23563 (arc_legitimate_address_p): Likewise.
23564 (arc_rewrite_small_data_p): Use assert for TLS constants.
23565 (prepare_move_operands): Use prepare_pic_move.
23566 (arc_legitimize_address): Legitimize tls addresses.
23567 (arc_epilogue_uses): Check for arc_tp_regno.
23568 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
23569 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
23571 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
23573 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
23574 %(arc_tls_extra_start_spec).
23575 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
23576 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
23578 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
23579 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
23580 (UNSPEC_TLS_OFF): Add.
23582 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
23583 (get_thread_pointersi): New patterns.
23584 * config/arc/arc.opt (mtp-regno): New option.
23585 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
23586 (move_dest_operand): Likewise.
23587 * configure: Regenerate.
23588 * configure.ac: Add arc*-*-* case to test for tls.
23589 * doc/invoke.texi (ARC options): Document mtp-regno.
23591 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
23593 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
23594 the new ARC HS SIMD instructions.
23595 (arc_preferred_simd_mode): New function.
23596 (arc_autovectorize_vector_sizes): Likewise.
23597 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
23598 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
23599 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
23600 (arc_init_builtins): Add new SIMD builtin types.
23601 (arc_split_move): Handle 64 bit vector moves.
23602 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
23603 (TARGET_PLUS_QMACW): Define.
23604 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
23605 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
23606 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
23607 (VSUBADD4H): New builtins.
23608 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
23609 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
23611 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
23612 Matthias Klose <doko@debian.org>
23614 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
23616 2016-04-28 Richard Biener <rguenther@suse.de>
23618 PR middle-end/70777
23619 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
23622 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
23624 * common/config/sh/sh-common.c: Remove SH5 support.
23625 * config/sh/constraints.md: Likewise.
23626 * config/sh/config/sh/elf.h: Likewise.
23627 * config/sh/linux.h: Likewise.
23628 * config/sh/netbsd-elf.h: Likewise.
23629 * config/sh/predicates.md: Likewise.
23630 * config/sh/sh-c.c: Likewise.
23631 * config/sh/sh-protos.h: Likewise.
23632 * config/sh/sh.c: Likewise.
23633 * config/sh/sh.h: Likewise.
23634 * config/sh/sh.md: Likewise.
23635 * config/sh/sh.opt: Likewise.
23636 * config/sh/sync.md: Likewise.
23637 * config/sh/sh64.h: Delete.
23638 * config/sh/shmedia.h: Likewise.
23639 * config/sh/shmedia.md: Likewise.
23640 * config/sh/sshmedia.h: Likewise.
23641 * config/sh/t-netbsd-sh5-64: Likewise.
23642 * config/sh/t-sh64: Likewise.
23643 * config/sh/ushmedia.h: Likewise.
23645 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
23647 * config/i386/i386.md (sign_extend to memory peephole2s): Use
23648 general_reg_operand instead of register_operand predicate.
23650 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23652 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
23654 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
23656 * match.pd (A - B > A, A + B < A): New transformations.
23658 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
23660 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
23661 which defaults to true. Emit an outer pair of parentheses only if
23662 EMIT_PARENS. When continuing a chain of && or || (or & or |),
23663 don't emit parentheses for the right-hand operand.
23665 2016-04-27 Jeff Law <law@redhat.com>
23667 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
23669 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23671 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
23672 (altivec_lvx_<mode>_internal): Document.
23673 (altivec_lvx_<mode>_2op): New define_insn.
23674 (altivec_lvx_<mode>_1op): Likewise.
23675 (altivec_lvx_<mode>_2op_si): Likewise.
23676 (altivec_lvx_<mode>_1op_si): Likewise.
23677 (altivec_stvx_<mode>): Remove.
23678 (altivec_stvx_<mode>_internal): Document.
23679 (altivec_stvx_<mode>_2op): New define_insn.
23680 (altivec_stvx_<mode>_1op): Likewise.
23681 (altivec_stvx_<mode>_2op_si): Likewise.
23682 (altivec_stvx_<mode>_1op_si): Likewise.
23683 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23684 Expand vec_ld and vec_st during parsing.
23685 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
23687 (altivec_expand_stvx_be): Likewise.
23688 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
23689 address-masking behavior in RTL.
23690 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
23691 address-masking behavior in RTL.
23692 (altivec_expand_builtin): Change builtin code arguments for calls
23693 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
23694 (insn_is_swappable_p): Avoid incorrect swap optimization in the
23695 presence of lvx/stvx patterns.
23696 (alignment_with_canonical_addr): New function.
23697 (alignment_mask): Likewise.
23698 (find_alignment_op): Likewise.
23699 (recombine_lvx_pattern): Likewise.
23700 (recombine_stvx_pattern): Likewise.
23701 (recombine_lvx_stvx_patterns): Likewise.
23702 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
23703 stvx patterns from expand.
23704 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
23706 (vector_altivec_store_<mode>): Likewise.
23708 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
23710 * config/aarch64/aarch64.md
23711 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
23712 remove the "fp" attributes.
23713 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
23714 add the "simd" attributes.
23715 (*movdf_aarch64): Likewise.
23716 (*movtf_aarch64): Remove the "fp" attributes.
23717 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
23718 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
23720 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23722 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
23723 rtx to rtx_code_label *.
23724 * rtl.h (maybe_set_first_label_num): Likewise.
23726 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23728 * df-core.c (df_add_problem): Make the problem param be const.
23729 (df_remove_problem): Make local "problem" be const.
23730 * df-problems.c (problem_RD): Make const.
23731 (problem_LR): Likewise.
23732 (problem_LIVE): Likewise.
23733 (problem_MIR): Likewise.
23734 (problem_CHAIN): Likewise.
23735 (problem_WORD_LR): Likewise.
23736 (problem_NOTE): Likewise.
23737 (problem_MD): Likewise.
23738 * df-scan.c (problem_SCAN): Likewise.
23739 * df.h (struct df_problem): Make field "dependent_problem" be
23741 (struct dataflow): Likewise for field "problem".
23742 (df_add_problem): Make param const.
23744 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
23746 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
23747 inter-unit moves to/from vector registers are enabled. Do not disable
23750 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23752 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
23753 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
23755 (enum df_problem_id): ...this new enum.
23756 (struct df_problem): Convert field "id" from "int" to
23757 enum df_problem_id.
23759 2016-04-27 David Malcolm <dmalcolm@redhat.com>
23761 * rtl.def: Update comment for "things in the instruction chain" to
23762 reflect the removal of the leading "i" field for INSN_UID in
23763 r210360. Fix bogus apostrophe.
23765 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
23767 * config/i386/i386.md
23768 (lea arith with mem operand + setcc peephole2): Set operator mode.
23770 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
23773 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
23774 (dimode_scalar_to_vector_candidate_p): This.
23775 (timode_scalar_to_vector_candidate_p): New function.
23776 (scalar_to_vector_candidate_p): Likewise.
23777 (timode_check_non_convertible_regs): Likewise.
23778 (timode_remove_non_convertible_regs): Likewise.
23779 (remove_non_convertible_regs): Likewise.
23780 (remove_non_convertible_regs): Renamed to ...
23781 (dimode_remove_non_convertible_regs): This.
23782 (scalar_chain::~scalar_chain): Make it virtual.
23783 (scalar_chain::compute_convert_gain): Make it pure virtual.
23784 (scalar_chain::mark_dual_mode_def): Likewise.
23785 (scalar_chain::convert_insn): Likewise.
23786 (scalar_chain::convert_registers): Likewise.
23787 (scalar_chain::add_to_queue): Make it protected.
23788 (scalar_chain::emit_conversion_insns): Likewise.
23789 (scalar_chain::replace_with_subreg): Likewise.
23790 (scalar_chain::replace_with_subreg_in_insn): Likewise.
23791 (scalar_chain::convert_op): Likewise.
23792 (scalar_chain::convert_reg): Likewise.
23793 (scalar_chain::make_vector_copies): Likewise.
23794 (scalar_chain::convert_registers): New pure virtual function.
23795 (class dimode_scalar_chain): New class.
23796 (class timode_scalar_chain): Likewise.
23797 (scalar_chain::mark_dual_mode_def): Renamed to ...
23798 (dimode_scalar_chain::mark_dual_mode_def): This.
23799 (timode_scalar_chain::mark_dual_mode_def): New function.
23800 (timode_scalar_chain::convert_insn): Likewise.
23801 (dimode_scalar_chain::convert_registers): Likewise.
23802 (scalar_chain::compute_convert_gain): Renamed to ...
23803 (dimode_scalar_chain::compute_convert_gain): This.
23804 (scalar_chain::replace_with_subreg): Renamed to ...
23805 (dimode_scalar_chain::replace_with_subreg): This.
23806 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
23807 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
23808 (scalar_chain::make_vector_copies): Renamed to ...
23809 (dimode_scalar_chain::make_vector_copies): This.
23810 (scalar_chain::convert_reg): Renamed to ...
23811 (dimode_scalar_chain::convert_reg ): This.
23812 (scalar_chain::convert_op): Renamed to ...
23813 (dimode_scalar_chain::convert_op): This.
23814 (scalar_chain::convert_insn): Renamed to ...
23815 (dimode_scalar_chain::convert_insn): This.
23816 (scalar_chain::convert): Call convert_registers.
23817 (convert_scalars_to_vector): Change to scalar_chain pointer to
23818 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
23819 in 32-bit mode. Delete scalar_chain pointer. Call
23820 free_dominance_info in 64-bit mode.
23821 (pass_stv::gate): Remove TARGET_64BIT check.
23822 (ix86_option_override): Put the 64-bit STV pass before the CSE
23825 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
23827 * dwarf2out.h (struct dw_loc_descr_node): Remove the
23828 dw_loc_frame_offset field.
23829 * dwarf2out.c (new_loc_descr): Likewise.
23830 (resolve_args_picking_1): Turn the VISITED hash set into a
23831 FRAME_OFFSET hash map. Use it to associate a frame offset to
23832 visited nodes. Remove uses of the CHECKING_P macro.
23833 (resolve_args_picking): Update call to resolve_args_picking_1.
23835 2016-04-27 Martin Liska <mliska@suse.cz>
23837 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
23838 (free_loop_data): Release vuses of groups.
23840 2016-04-27 Bin Cheng <bin.cheng@arm.com>
23842 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
23843 instead of redundant use_id and boolean have_use_for.
23844 (struct iv_use): Change sub_id into group_id. Remove field next.
23845 Move fields: related_cands, n_map_members, cost_map and selected
23847 (struct iv_group): ... here. New structure.
23848 (struct iv_common_cand): Use structure declaration directly.
23849 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
23850 (MAX_CONSIDERED_USES): Rename macro to ...
23851 (MAX_CONSIDERED_GROUPS): ... here.
23852 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
23853 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
23854 (dump_uses): Rename to ...
23855 (dump_groups): ... here. Update all uses.
23856 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
23857 (find_induction_variables): Refactor format of dump information.
23858 (record_sub_use): Delete.
23859 (record_use): Update all uses.
23860 (record_group): New function.
23861 (record_group_use, find_interesting_uses_op): Call above functions.
23863 (find_interesting_uses_cond): Ditto.
23864 (group_compare_offset): New function.
23865 (split_all_small_groups): Rename to ...
23866 (split_small_address_groups_p): ... here. Update all uses.
23867 (split_address_groups): Update all uses.
23868 (find_interesting_uses): Refactor format of dump information.
23869 (add_candidate_1): Update all uses. Remove redundant check on iv,
23871 (add_candidate, record_common_cand): Remove redundant assert.
23872 (add_iv_candidate_for_biv): Update use.
23873 (add_iv_candidate_derived_from_uses): Update all uses.
23874 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
23875 (alloc_use_cost_map): Ditto.
23876 (set_use_iv_cost, get_use_iv_cost): Rename to ...
23877 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
23878 (determine_use_iv_cost_generic): Ditto.
23879 (determine_group_iv_cost_generic): Ditto.
23880 (determine_use_iv_cost_address): Ditto.
23881 (determine_group_iv_cost_address): Ditto.
23882 (determine_use_iv_cost_condition): Ditto.
23883 (determine_group_iv_cost_cond): Ditto.
23884 (determine_use_iv_cost): Ditto.
23885 (determine_group_iv_cost): Ditto.
23886 (set_autoinc_for_original_candidates): Update all uses.
23887 (find_iv_candidates): Update all uses. Refactor dump information.
23888 (determine_use_iv_costs): Ditto.
23889 (determine_iv_costs): Ditto.
23890 (iv_ca_cand_for_use): Rename to ...
23891 (iv_ca_cand_for_group): ... here. Update all uses.
23892 (iv_ca_add_use, iv_ca_add_group): Ditto.
23893 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
23894 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
23895 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
23896 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
23897 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
23898 (create_new_iv, adjust_iv_update_pos): Ditto.
23899 (rewrite_use_address): Delete.
23900 (rewrite_use_address_1): Rename to ...
23901 (rewrite_use_address): ... here.
23902 (rewrite_use_compare): Update all uses.
23903 (rewrite_use): Delete.
23904 (rewrite_uses): Rename to ...
23905 (rewrite_groups): ... here. Update all uses.
23906 (remove_unused_ivs, free_loop_data): Update all uses.
23907 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
23909 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23911 * rtlanal.c (nonzero_bits1): Convert preprocessor check
23912 for WORD_REGISTER_OPERATIONS to runtime check.
23914 2016-04-27 Richard Biener <rguenther@suse.de>
23917 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
23918 aggregate_value_p to determine if a function result is
23919 returned by reference.
23920 (ipa_pta_execute): Functions having their address taken are
23921 not automatically nonlocal.
23923 2016-04-27 Jakub Jelinek <jakub@redhat.com>
23926 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
23927 * fold-const.c (operand_equal_p): If flag_checking and
23928 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
23929 and if it returns non-zero, assert iterative_hash_expr on both
23932 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
23934 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
23936 2016-04-27 Nick Clifton <nickc@redhat.com>
23938 PR middle-end/49889
23939 * varasm.c (merge_weak): Generate an error if an attempt is made
23940 to convert a non-weak static function into a weak, public function.
23942 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23944 * params.def (MAX_PARTITION_SIZE): New param.
23945 * doc/invoke.texi: Document lto-max-partition.
23947 2016-04-27 Richard Biener <rguenther@suse.de>
23950 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
23951 function cummulating used_from_other_partition, externally_visible
23952 and force_output from aliases.
23953 (refered_from_nonlocal_var): Likewise.
23954 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
23955 node flags properly.
23957 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
23959 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
23960 (-Wmemset-elt-size): New item.
23962 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
23965 * stor-layout.h (internal_reference_types): Delete.
23966 * stor-layout.c (reference_types_internal): Likewise.
23967 (internal_reference_types): Likewise.
23968 (layout_type) <REFERENCE_TYPE>: Adjust.
23970 2016-04-27 Jakub Jelinek <jakub@redhat.com>
23973 * tree.h (inchash::add_expr): Add FLAGS argument.
23974 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
23975 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
23976 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
23977 Formatting fix. Adjust recursive calls. For tcc_comparison,
23978 if swap_tree_comparison (code) is smaller than code, hash that
23979 and arguments in the other order. Hash CONVERT_EXPR the same
23980 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
23981 of ADDR_EXPR of decl as the decl itself. Add or remove
23982 OEP_ADDRESS_OF from recursive flags as needed. For
23983 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
23984 operands commutatively and only the third one normally.
23985 For internal CALL_EXPR hash in CALL_EXPR_IFN.
23987 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
23989 * config/rtems.h (LIB_SPEC): Add -latomic.
23991 2016-04-27 Joel Sherrill <joel@rtems.org>
23993 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
23994 xilink.ld and flags not relevant to RTEMS.
23996 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
23998 * toplev.c (backend_init_target): Avoid calling init_reload when using
24001 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24003 * reorg.c (try_merge_delay_insns): Declare i and j inside the
24004 for loops rather than one for the whole function.
24006 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24008 * match.pd (X + CST CMP X): New transformation.
24010 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
24012 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
24013 * fold-const.c (fold_binary_loc): Remove 2 transformations
24014 superseded by match.pd.
24015 * match.pd (x+x -> x*2): Generalize to integers.
24017 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
24019 * config/i386/i386.md (operation on memory peephole): Duplicate an
24020 existing peephole and adapt it to match lea rather than an operation
24023 PR rtl-optimization/57193
24024 * opts.c (default_options_table): Add OPT_frename_registers at -O2
24026 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
24028 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24030 * tree-if-conv.c (any_pred_load_store): New static variable.
24031 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
24032 any_pred_load_store instead of and_mask_load_store.
24033 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
24034 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
24035 (combine_blocks, tree_if_conversion): Ditto.
24037 2016-04-26 Bin Cheng <bin.cheng@arm.com>
24039 PR tree-optimization/70771
24040 PR tree-optimization/70775
24041 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
24042 virtual PHI nodes. Delete parameter.
24043 (if_convertible_loop_p_1): Delete argument to above function.
24044 (predicate_all_scalar_phis): Delete code handling single-argument
24046 (tree_if_conversion): Mark and update virtual SSA.
24048 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24051 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
24052 (x86_elf_aligned_common): Rename to ...
24053 (x86_elf_aligned_decl_common): ... this.
24054 Add decl arg. Switch to .lbss for largecomm object. Use
24055 LARGECOMM_SECTION_ASM_OP.
24056 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
24058 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
24059 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
24061 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
24062 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
24064 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24067 * config/i386/i386.c (SECTION_LARGE): Define.
24068 (x86_64_elf_select_section): Set it for large data/bss sections.
24069 Only clear SECTION_WRITE for .lrodata.
24070 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
24072 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
24073 * varasm.c (default_elf_asm_named_section): Grow flagchars.
24074 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
24076 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
24077 * doc/tm.texi: Regenerate.
24079 2016-04-26 Jakub Jelinek <jakub@redhat.com>
24082 * configure.ac (--enable-checking): Document extra flag, for
24083 non-release builds default to --enable-checking=yes,extra.
24084 If misc checking and extra checking, define CHECKING_P to 2 instead
24086 * common.opt (fchecking=): Add.
24087 * doc/invoke.texi (-fchecking=): Document.
24088 * doc/install.texi: Document --enable-checking changes.
24089 * configure: Regenerated.
24090 * config.in: Regenerated.
24092 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24094 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
24095 attribute instead of which_alternative.
24096 * config/i386/sse.md (*mov<mode>_internal): Ditto.
24097 Use EXT_REX_SSE_REG_P where appropriate.
24099 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24101 * config/i386/predicates.md (const0_operand): Do not match
24102 const_wide_int code.
24103 (const1_operand): Ditto.
24105 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24107 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
24108 for SSE constm1 operands and TARGET_AVX512VL.
24109 (*movti_internal): Ditto.
24110 (*mov<mode>_or): Use constm1_operand predicate.
24111 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
24112 for SSE vector_all_ones operands and TARGET_AVX512VL.
24113 * config/i386/predicates.md (constm1_operand): New predicate.
24114 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
24115 emission of constant -1 load.
24117 2016-04-25 Jason Merrill <jason@redhat.com>
24119 * gdbinit.in: Skip is-a.h.
24121 * attribs.c (register_scoped_attributes): Fix logic.
24122 * attribs.h: Declare register_scoped_attributes.
24124 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24126 * config/rs6000/rs6000-builtin.def: Correct pasto error for
24127 stxvd2x and stxvw4x built-in functions.
24129 2016-04-25 DJ Delorie <dj@redhat.com>
24131 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
24132 (ashrhi3): Likewise.
24133 (lshrhi3): Likewise.
24135 2016-04-25 Richard Biener <rguenther@suse.de>
24137 PR tree-optimization/70780
24138 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
24139 wasn't visited yet.
24140 (compute_antic): Mark blocks with abnormal preds as visited as
24141 they have a final empty antic-in solution already.
24143 2016-04-25 Michael Collison <michael.collison@linaro.org>
24145 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
24147 2016-04-25 Michael Collison <michael.collison@linaro.org>
24149 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
24150 mode is VQI to improve mixed mode vectorization.
24151 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
24152 define_insn to match low half of signed vaddw.
24153 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
24154 define_insn to match high half of signed vaddw.
24155 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
24156 define_insn to match low half of unsigned vaddw.
24157 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
24158 define_insn to match high half of unsigned vaddw.
24159 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
24160 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24161 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
24163 (arm_simd_check_vect_par_cnst_half_p): Likewise.
24164 * config/arm/predicates.md (vect_par_constant_high): Support
24165 big endian and simplify by calling
24166 arm_simd_check_vect_par_cnst_half
24167 (vect_par_constant_low): Likewise.
24169 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
24171 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
24172 predicate for operand 2.
24174 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
24175 H.J. Lu <hongjiu.lu@intel.com>
24177 * config/i386/i386-protos.h (standard_sse_constant_p): Add
24178 machine_mode argument.
24179 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
24180 constm1_rtx operands. For VOIDmode constants, get mode from
24181 pred_mode. Check mode size if the mode is supported by ABI.
24182 (standard_sse_constant_opcode): Do not use standard_constant_p.
24183 Strictly check ABI support for all-ones operands.
24184 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
24185 immediates. Update calls to standard_sse_constant_p.
24186 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
24187 (ix86_rtx_costs): Ditto.
24188 * config/i386/i386.md (*movxi_internal_avx512f): Use
24189 nonimmediate_or_sse_const_operand instead of vector_move_operand.
24190 Use (v,BC) alternative instead of (v,C). Use register_operand
24191 checks instead of MEM_P.
24192 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
24193 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
24194 isa attribute. Use register_operand checks instead of MEM_P.
24195 (*movti_internal): Use nonimmediate_or_sse_const_operand for
24196 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
24197 alternative and corresponding sse2 isa attribute.
24198 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
24199 to standard_sse_constant_p.
24200 (FP constant splitters): Ditto.
24201 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
24203 * config/i386/predicates.md (constm1_operand): Remove.
24204 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
24205 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
24206 vector_all_ones_operand instead of constm1_operand.
24208 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24210 * print-rtl.c (print_rtx_insn_vec): New function.
24211 * print-rtl.h: New prototype.
24212 * store-motion.c (struct st_expr): Make avail_stores a vector.
24213 (st_expr_entry): Adjust.
24214 (free_st_expr_entry): Likewise.
24215 (print_store_motion_mems): Likewise.
24216 (find_moveable_store): Likewise.
24217 (compute_store_table): Likewise.
24218 (delete_store): Likewise.
24219 (build_store_vectors): Likewise.
24221 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24223 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
24225 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24227 * vec.h (vec_safe_contains): New function.
24228 (vec::contains): Likewise.
24229 (vec::begin): Likewise.
24230 (vec::end): Likewise.
24232 2016-04-23 Jakub Jelinek <jakub@redhat.com>
24235 * cfgexpand.c (expand_stack_vars): Fix typo.
24237 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24239 * system.h (list, map, set, vector): Include conditionally.
24240 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
24241 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
24242 * ipa-icf.c (INCLUDE_LIST): Define.
24243 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
24244 * config/sh/sh.c (INCLUDE_VECTOR): Define.
24245 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
24246 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
24247 * cp/logic.cc (INCLUDE_LIST): Define.
24248 * fortran/trans-common.c (INCLUDE_MAP): Define.
24250 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
24252 * auto-profile.c: Remove <string.h> include.
24253 * ipa-icf-gimple.c: Remove <list> include.
24254 * diagnostic.c: Remove <new> include.
24255 * genmatch.c: Likewise.
24256 * pretty-print.c: Likewise.
24257 * toplev.c: Likewise
24258 * c/c-objc-common.c: Likewise.
24259 * cp/error.c: Likewise.
24260 * fortran/error.c: Likewise.
24262 2016-04-22 Richard Biener <rguenther@suse.de>
24264 * lto-streamer-in.c (input_ssa_names): Do not allocate
24265 GIMPLE_NOP for all SSA names.
24266 * lto-streamer-out.c (output_ssa_names): Do not output
24267 SSA names that should have been released.
24269 2016-04-22 Richard Biener <rguenther@suse.de>
24271 PR tree-optimization/70740
24272 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
24275 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
24278 * config/i386/predicates.md (call_insn_operand): Replace
24279 sibcall_memory_operand with memory_operand.
24281 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
24283 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
24284 has_single_use() tests.
24285 (register_edge_assert_for_1): Likewise.
24286 (find_assert_locations_1): Check the liveness bitmap instead of
24287 checking has_single_use().
24289 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
24292 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
24293 Extract AVX-512BW constraint from AVX.
24295 2016-04-21 Richard Biener <rguenther@suse.de>
24297 PR tree-optimization/70725
24298 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
24299 for phi_convertible_by_degenerating_args.
24300 (predicate_all_scalar_phis): Handle single-argument PHIs.
24302 2016-04-21 Richard Biener <rguenther@suse.de>
24304 PR middle-end/70747
24305 * fold-const.c (fold_comparison): Return properly typed
24308 2016-04-21 Bin Cheng <bin.cheng@arm.com>
24310 PR tree-optimization/70715
24311 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
24312 after expanding BASE using expand_simple_operations.
24314 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24316 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
24317 New transformations.
24319 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
24321 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
24323 2016-04-20 Jan Hubicka <jh@suse.cz>
24325 * ipa-inline.c (can_inline_edge_p): Pass caller info to
24326 ultiimate_alias_target.
24327 (update_callee_keys): Likewise.
24328 (lookup_recursive_calls): Likewise.
24329 (speculation_useful_p): Likewise.
24331 2016-04-20 Jan Hubicka <jh@suse.cz>
24334 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
24335 (set_nothrow_flag_1): ... this; handle interposition correctly;
24336 recurse on aliases and thunks.
24337 (cgraph_node::set_nothrow_flag): New.
24338 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
24339 functions compiled with non-call exceptions that binds to current
24341 (propagate_nothrow): Be safe WRT interposition.
24342 * cgraph.h (set_nothrow_flag): Update prototype.
24344 2016-04-18 Jan Hubicka <jh@suse.cz>
24346 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24347 max_loop_iterations_int.
24348 (tree_unswitch_outer_loop): Likewise.
24350 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24352 PR tree-optimization/69489
24353 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
24354 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
24355 Revise dump message.
24356 (if_convertible_bb_p): Remove check on edge count of basic block's
24359 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24361 PR tree-optimization/56625
24362 PR tree-optimization/69489
24363 * tree-data-ref.h (DR_INNERMOST): New macro.
24364 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
24365 hashing struct innermost_loop_behavior.
24366 (ref_DR_map): Remove.
24367 (innermost_DR_map): New map.
24368 (baseref_DR_map): Revise comment.
24369 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
24370 to innermost_DR_map accroding to its innermost loop behavior.
24371 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
24372 to its innermost loop behavior.
24373 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
24374 Add initialization for innermost_DR_map. Record memory reference
24375 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
24376 have innermost loop behavior.
24377 (if_convertible_loop_p): Remove release for ref_DR_map. Release
24380 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
24382 * config/i386/i386.md (*lea<mode>_general_1): Rename from
24383 *lea_general_1. Use explicit SWI12 mode interator.
24384 (*lea<mode>_general_2): Rename from *lea_general_2.
24385 Use explicit SWI12 mode interator.
24386 (*lea<mode>_general_3): Rename from *lea_general_3.
24387 Use explicit SWI12 mode interator.
24388 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
24389 Use explicit SWI12 mode interator.
24390 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
24391 Use explicit SWI48 mode interator.
24393 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24395 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
24396 Short-cut unaligned load and store cases. Handle all integer
24398 (ix86_expand_vector_move_misalign): Short-cut unaligned load
24399 and store cases. Call ix86_avx256_split_vector_move_misalign
24400 directly without checking mode class.
24402 2016-04-20 Andrew Pinski <apinski@cavium.com>
24403 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24406 * config/aarch64/aarch64.md (sibcall): Force call
24407 address to be DImode for ILP32.
24408 (sibcall_value): Likewise.
24410 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
24412 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
24414 2016-04-20 Richard Biener <rguenther@suse.de>
24416 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
24417 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
24418 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
24419 (maybe_push_res_to_seq): Adjust.
24420 * gimple-fold.c (maybe_build_generic_op): Likewise.
24422 2016-04-20 Marek Polacek <polacek@redhat.com>
24424 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
24427 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
24429 * config/i386/sse.md (vec_unpacks_lo_hi): Always
24430 use kmovw to support AVX512F target.
24432 2016-04-20 Bin Cheng <bin.cheng@arm.com>
24434 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
24436 2016-04-20 Marek Polacek <polacek@redhat.com>
24438 PR tree-optimization/70725
24439 * tree-if-conv.c (is_false_predicate): New function.
24440 (predicate_mem_writes): Use it.
24442 2016-04-20 Richard Biener <rguenther@suse.de>
24444 PR tree-optimization/70726
24445 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
24446 shift amounts from a pattern stmt operand.
24448 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24451 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
24452 stack_restore_from_fpr pattern when restoring r15.
24453 (s390_optimize_prologue): Strip away the memory barrier in the
24454 parallel when trying to get rid of restore insns.
24455 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
24456 definition for loading the stack pointer from an FPR. Compared to
24457 the normal move insn this pattern includes a full memory barrier.
24459 2016-04-19 Jakub Jelinek <jakub@redhat.com>
24461 PR middle-end/70680
24462 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
24463 implicitly linear or lastprivate iterator on the outer context.
24465 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24467 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
24469 * config/i386/i386.md (ssememalign): Removed.
24470 * config/i386/sse.md: Remove ssememalign attribute from patterns.
24472 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
24475 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
24476 const short * to __builtin_ia32_loaddquhi512_mask.
24477 (_mm512_maskz_loadu_epi16): Likewise.
24478 (_mm512_mask_storeu_epi16): Pass short * to
24479 __builtin_ia32_storedquhi512_mask.
24480 (_mm512_mask_loadu_epi8): Pass const char * to
24481 __builtin_ia32_loaddquqi512_mask.
24482 (_mm512_maskz_loadu_epi8): Likewise.
24483 (_mm512_mask_storeu_epi8): Pass char * to
24484 __builtin_ia32_storedquqi512_mask.
24485 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
24486 const double * to __builtin_ia32_loadupd512_mask.
24487 (_mm512_mask_loadu_pd): Likewise.
24488 (_mm512_maskz_loadu_pd): Likewise.
24489 (_mm512_storeu_pd): Pass double * to
24490 __builtin_ia32_storeupd512_mask.
24491 (_mm512_mask_storeu_pd): Likewise.
24492 (_mm512_loadu_ps): Pass const float * to
24493 __builtin_ia32_loadups512_mask.
24494 (_mm512_mask_loadu_ps): Likewise.
24495 (_mm512_maskz_loadu_ps): Likewise.
24496 (_mm512_storeu_ps): Pass float * to
24497 __builtin_ia32_storeups512_mask.
24498 (_mm512_mask_storeu_ps): Likewise.
24499 (_mm512_mask_loadu_epi64): Pass const long long * to
24500 __builtin_ia32_loaddqudi512_mask.
24501 (_mm512_maskz_loadu_epi64): Likewise.
24502 (_mm512_mask_storeu_epi64): Pass long long *
24503 to __builtin_ia32_storedqudi512_mask.
24504 (_mm512_loadu_si512): Pass const int * to
24505 __builtin_ia32_loaddqusi512_mask.
24506 (_mm512_mask_loadu_epi32): Likewise.
24507 (_mm512_maskz_loadu_epi32): Likewise.
24508 (_mm512_storeu_si512): Pass int * to
24509 __builtin_ia32_storedqusi512_mask.
24510 (_mm512_mask_storeu_epi32): Likewise.
24511 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
24512 char * to __builtin_ia32_storedquqi256_mask.
24513 (_mm_mask_storeu_epi8): Likewise.
24514 (_mm256_mask_loadu_epi16): Pass const short * to
24515 __builtin_ia32_loaddquhi256_mask.
24516 (_mm256_maskz_loadu_epi16): Likewise.
24517 (_mm_mask_loadu_epi16): Pass const short * to
24518 __builtin_ia32_loaddquhi128_mask.
24519 (_mm_maskz_loadu_epi16): Likewise.
24520 (_mm256_mask_loadu_epi8): Pass const char * to
24521 __builtin_ia32_loaddquqi256_mask.
24522 (_mm256_maskz_loadu_epi8): Likewise.
24523 (_mm_mask_loadu_epi8): Pass const char * to
24524 __builtin_ia32_loaddquqi128_mask.
24525 (_mm_maskz_loadu_epi8): Likewise.
24526 (_mm256_mask_storeu_epi16): Pass short * to.
24527 __builtin_ia32_storedquhi256_mask.
24528 (_mm_mask_storeu_epi16): Pass short * to.
24529 __builtin_ia32_storedquhi128_mask.
24530 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
24531 const double * to __builtin_ia32_loadupd256_mask.
24532 (_mm256_maskz_loadu_pd): Likewise.
24533 (_mm_mask_loadu_pd): Pass onst double * to
24534 __builtin_ia32_loadupd128_mask.
24535 (_mm_maskz_loadu_pd): Likewise.
24536 (_mm256_mask_storeu_pd): Pass double * to
24537 __builtin_ia32_storeupd256_mask.
24538 (_mm_mask_storeu_pd): Pass double * to
24539 __builtin_ia32_storeupd128_mask.
24540 (_mm256_mask_loadu_ps): Pass const float * to
24541 __builtin_ia32_loadups256_mask.
24542 (_mm256_maskz_loadu_ps): Likewise.
24543 (_mm_mask_loadu_ps): Pass const float * to
24544 __builtin_ia32_loadups128_mask.
24545 (_mm_maskz_loadu_ps): Likewise.
24546 (_mm256_mask_storeu_ps): Pass float * to
24547 __builtin_ia32_storeups256_mask.
24548 (_mm_mask_storeu_ps): ass float * to
24549 __builtin_ia32_storeups128_mask.
24550 (_mm256_mask_loadu_epi64): Pass const long long * to
24551 __builtin_ia32_loaddqudi256_mask.
24552 (_mm256_maskz_loadu_epi64): Likewise.
24553 (_mm_mask_loadu_epi64): Pass const long long * to
24554 __builtin_ia32_loaddqudi128_mask.
24555 (_mm_maskz_loadu_epi64): Likewise.
24556 (_mm256_mask_storeu_epi64): Pass long long * to
24557 __builtin_ia32_storedqudi256_mask.
24558 (_mm_mask_storeu_epi64): Pass long long * to
24559 __builtin_ia32_storedqudi128_mask.
24560 (_mm256_mask_loadu_epi32): Pass const int * to
24561 __builtin_ia32_loaddqusi256_mask.
24562 (_mm256_maskz_loadu_epi32): Likewise.
24563 (_mm_mask_loadu_epi32): Pass const int * to
24564 __builtin_ia32_loaddqusi128_mask.
24565 (_mm_maskz_loadu_epi32): Likewise.
24566 (_mm256_mask_storeu_epi32): Pass int * to
24567 __builtin_ia32_storedqusi256_mask.
24568 (_mm_mask_storeu_epi32): Pass int * to
24569 __builtin_ia32_storedqusi128_mask.
24570 * config/i386/i386-builtin-types.def (PCSHORT): New.
24571 (PINT64): Likewise.
24572 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
24573 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
24574 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
24575 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
24576 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
24577 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
24578 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
24579 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
24580 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
24581 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
24582 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
24583 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
24584 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
24585 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
24586 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
24587 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
24588 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
24589 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
24590 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
24591 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
24592 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
24593 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
24594 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
24595 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
24596 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
24597 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
24598 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
24599 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
24600 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
24601 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
24602 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
24603 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
24604 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
24605 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
24606 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
24607 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
24608 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
24609 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
24610 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
24611 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
24612 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
24613 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
24614 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
24615 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
24616 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
24617 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
24618 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
24619 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
24620 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
24622 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
24623 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
24625 (ix86_expand_vector_move_misalign): Likewise.
24626 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
24627 to scalar function prototype for unaligned load/store builtins.
24628 (ix86_expand_special_args_builtin): Updated.
24629 * config/i386/sse.md (UNSPEC_LOADU): Removed.
24630 (UNSPEC_STOREU): Likewise.
24631 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
24632 (VI_ULOADSTORE_F_AVX512VL): Likewise.
24633 (ssescalarsize): Handle V4TI, V2TI and V1TI.
24634 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
24635 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
24636 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
24637 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
24638 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
24639 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
24640 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
24641 (<avx512>_storedqu<mode>_mask): Likewise.
24642 (*sse4_2_pcmpestr_unaligned): Likewise.
24643 (*sse4_2_pcmpistr_unaligned): Likewise.
24644 (*mov<mode>_internal): Renamed to ...
24645 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
24646 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
24647 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
24648 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
24650 2016-04-19 Richard Biener <rguenther@suse.de>
24652 PR tree-optimization/70171
24653 * tree-ssa-phiprop.c: Include stor-layout.h.
24654 (phiprop_insert_phi): Handle the aggregate copy case.
24655 (propagate_with_phi): Likewise.
24657 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
24659 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
24660 instead of simplify_gen_subreg (... , 0).
24661 (ix86_delegitimize_address): Ditto.
24662 (ix86_split_divmod): Ditto.
24663 (ix86_split_copysign_const): Ditto.
24664 (ix86_split_copysign_var): Ditto.
24665 (ix86_expand_args_builtin): Ditto.
24666 (ix86_expand_round_builtin): Ditto.
24667 (ix86_expand_special_args_builtin): Ditto.
24668 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
24669 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
24670 (udivmodqi4): Ditto.
24671 (absneg splitters): Ditto.
24672 (*jcc_bt<mode>_1): Ditto.
24674 2016-04-19 Richard Biener <rguenther@suse.de>
24676 PR tree-optimization/70724
24677 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
24678 restoring out from ...
24679 (free_scc_vn): ... here.
24680 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
24681 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
24683 (pass_fre::execute): Restore SSA info.
24685 2016-04-19 Richard Biener <rguenther@suse.de>
24687 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
24688 * gimple-walk.c (walk_gimple_op): Initialize it.
24689 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
24690 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
24691 remapping SSA names of defs.
24692 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
24695 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
24697 PR middle-end/70689
24698 * lra-constraints.c (equiv_substition_p): New.
24699 (process_alt_operands): Use it.
24700 (swap_operands): Swap it.
24701 (curr_insn_transform): Update it.
24703 2016-04-18 Michael Matz <matz@suse.de>
24705 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
24706 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
24707 * tree-core.h (tree_type_common.align): Use bit-field.
24708 (tree_type_common.spare): New.
24709 (tree_decl_common.off_align): Make smaller.
24710 (tree_decl_common.align): Use bit-field.
24712 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
24713 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
24714 (scan_sharing_clauses): Ditto.
24715 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
24716 (omp_finish_file): Ditto.
24717 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
24718 (layout_decl): Ditto.
24719 (relayout_decl): Ditto.
24720 (finalize_record_size): Use SET_TYPE_ALIGN.
24721 (finalize_type_size): Ditto.
24722 (finish_builtin_struct): Ditto.
24723 (layout_type): Ditto.
24724 (initialize_sizetypes): Ditto.
24725 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
24726 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
24727 (lookup_field_for_decl): Use SET_DECL_ALIGN.
24728 (get_chain_field): Ditto.
24729 (get_trampoline_type): Ditto.
24730 (get_nl_goto_field): Ditto.
24731 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
24733 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
24734 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
24735 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
24736 (build_qualified_type): Use SET_TYPE_ALIGN.
24737 (build_aligned_type, build_range_type_1): Ditto.
24738 (build_atomic_base): Ditto.
24739 (build_common_tree_nodes): Ditto.
24740 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
24741 (expand_one_stack_var_at): Ditto.
24742 * coverage.c (build_var): Use SET_DECL_ALIGN.
24743 * except.c (init_eh): Ditto.
24744 * function.c (assign_parm_setup_block): Ditto.
24745 * symtab.c (increase_alignment_1): Ditto.
24746 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
24747 * tree-vect-stmts.c (ensure_base_align): Ditto.
24748 * varasm.c (align_variable): Ditto.
24749 (assemble_variable): Ditto.
24750 (build_constant_desc): Ditto.
24751 (output_constant_def_contents): Ditto.
24753 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
24754 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
24755 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
24756 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
24757 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
24759 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
24762 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
24763 replace %vmovsd with "%vmovq".
24764 (vec_concatv2df): Likewise.
24766 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
24768 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
24769 (*vec_extractv2si_0): Ditto.
24770 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
24771 (zero_extended_scalar_load_operand splitters): Ditto.
24772 (vec_extract splitters): Ditto.
24773 (*vec_extractv4si_0_zext): Ditto.
24774 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
24775 and lowpart_subreg.
24776 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
24777 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
24778 (*sse4_1_extractps): Use lowpart_subreg.
24779 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
24781 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24783 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
24785 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
24786 Mention Solaris 11 packaging changes.
24787 Update gas and gld requirements.
24788 Remove reference to pre-Solaris 10 bug.
24789 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
24791 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
24794 2016-04-17 Jan Hubicka <jh@suse.cz>
24796 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
24797 max_loop_iterations_int.
24799 2016-04-18 Richard Biener <rguenther@suse.de>
24801 PR tree-optimization/43434
24802 * tree-ssa-structalias.c (struct vls_data): New.
24803 (visit_loadstore): Handle all pointer-based accesses.
24804 (compute_dependence_clique): Compute a bitmap of restrict tags
24805 assigned bases and pass it to visit_loadstore.
24807 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
24810 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
24811 armv8.1-a and armv8.1-a+crc.
24813 2016-04-18 Richard Biener <rguenther@suse.de>
24815 PR tree-optimization/70701
24816 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
24817 references after translating through a memcpy.
24819 2016-04-18 Richard Biener <rguenther@suse.de>
24821 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
24822 (compute_antic): ... here. For partial antic use regular
24823 postorder and scrap iteration.
24824 (compute_partial_antic_aux): Remove unused return value.
24825 (init_pre): Do not allocate postorder.
24826 (fini_pre): Do not free postorder.
24828 2016-04-18 Richard Biener <rguenther@suse.de>
24830 PR middle-end/37870
24831 * expmed.c (extract_bit_field_1): Remove broken case
24832 using a wider MODE_INT mode.
24834 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
24836 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
24837 unless compiling with at least GCC-4.8.
24839 2016-04-17 Jan Hubicka <jh@suse.cz>
24842 * graphite.c (graphite_finalize): Update call to
24843 tree_estimate_probability.
24844 * predict.h (tree_estimate_probability): Update prototype.
24846 2016-04-17 Jan Hubicka <jh@suse.cz>
24848 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
24849 (tree_estimate_probability): Likewise.
24850 (pass_profile::execute): Update.
24851 (report_predictor_hitrates): New function.
24852 * profile.c (compute_branch_probabilities): Use it.
24853 * predict.h (report_predictor_hitrates): Declare.
24855 2016-04-17 Jan Hubicka <jh@suse.cz>
24858 * cgraph.h (cgraph_node::set_const_flag,
24859 cgraph_node::set_pure_flag): Update prototype to return bool;
24861 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
24862 of interposable symbol are interposable, too.
24863 (cgraph_set_const_flag_1): Rename to ...
24864 (set_const_flag_1): ... this one; change to self recursive function
24865 instead of call_for_symbol_thunks_and_aliases. Handle correctly
24866 clearnig the flag in all variants and also virtual thunks of const
24867 functions are pure; track if any change was done.
24868 (cgraph_node::set_const_flag): Update.
24869 (struct set_pure_flag_info): New struct.
24870 (cgraph_set_pure_flag_1): Rename to ...
24871 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
24872 rather than pointer encoded flags; track if any changes was done;
24873 handle correctly clearning flag and setting flag of aliases already
24875 (cgraph_node::set_pure_flag): Update.
24876 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
24878 2016-04-17 Tom de Vries <tom@codesourcery.com>
24881 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
24882 backslash in label.
24884 2016-04-17 Tom de Vries <tom@codesourcery.com>
24886 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
24887 '{}<> ' as escape-for-record.
24889 2016-04-17 Tom de Vries <tom@codesourcery.com>
24891 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
24894 2016-04-17 Tom de Vries <tom@codesourcery.com>
24897 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
24898 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
24899 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
24900 * passes.c (finish_optimization_passes): Only call
24901 finish_graph_dump_file if dfi->graph_dump_initialized.
24902 (execute_function_dump, pass_init_dump_file): Use
24903 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
24905 2016-04-17 Tom de Vries <tom@codesourcery.com>
24907 PR tree-optimization/70256
24908 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
24909 (debug_varmap): New function.
24911 2016-04-17 Tom de Vries <tom@codesourcery.com>
24914 * passes.c (pass_manager::register_pass): Propagate pflags.
24916 2016-04-17 Tom de Vries <tom@codesourcery.com>
24919 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
24920 * passes.c (pass_manager::pass_manager): Declare and init p_start in
24921 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
24922 check if it's equal to p_start.
24923 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
24925 2016-04-15 Jan Hubicka <jh@suse.cz>
24928 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
24929 function does not bind to current def.
24930 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
24931 handle conservatively calls to functions that does not need to bind
24933 (check_call): Update call of worse_state.
24934 (ignore_edge_for_nothrow): Update.
24935 (ignore_edge_for_pure_const): Likewise.
24936 (propagate_pure_const): Update calls to worse_state.
24937 (skip_function_for_local_pure_const): Reformat comments.
24939 2016-04-15 Jan Hubicka <jh@suse.cz>
24942 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
24943 (cgraph_node::function_symbol): Likewise.
24944 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
24945 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
24946 (symtab_node::ultimate_alias_target): Add REF parameter.
24947 (symtab_node::binds_to_current_def_p): Declare.
24948 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
24949 (cgraph_node::function_symbol): Likewise.
24950 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
24951 (cgraph_node::get_availability): Likewise.
24952 (cgraph_edge::binds_to_current_def_p): New inline function.
24953 (varpool_node::get_availability): Add REF parameter.
24954 (varpool_node::ultimate_alias_target): Likewise.
24955 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
24956 (symtab_node::binds_to_current_def_p): Likewise.
24957 * varpool.c (varpool_node::get_availability): Likewise.
24959 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
24962 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
24963 Fix mode size check.
24965 2016-04-15 Jakub Jelinek <jakub@redhat.com>
24967 * BASE-VER: Set to 7.0.0.
24969 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
24971 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
24973 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24975 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
24976 architecture revisions.
24978 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
24980 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
24981 * config/i386/i386.c (ix86_using_red_zone): No longer static.
24982 * config/i386/i386.md (stack decrement to push peepholes): Guard
24983 with !x86_using_red_zone ().
24985 2016-04-15 Jakub Jelinek <jakub@redhat.com>
24988 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
24989 to dump_generic_node.
24990 (NIY): Pass also flags to do_niy.
24992 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
24994 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
24995 (simd_clone_vector_of_formal_parm_types)
24996 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
24997 (simd_clone_mangle, simd_clone_create)
24998 (simd_clone_adjust_return_type, create_tmp_simd_array)
24999 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
25000 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
25001 (ipa_simd_modify_function_body, simd_clone_linear_addend)
25002 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
25003 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
25004 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
25005 * omp-simd-clone.c: ... this new file.
25006 (simd_clone_vector_of_formal_parm_types): Make it static.
25007 * Makefile.in (OBJS): Add omp-simd-clone.o.
25009 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
25012 * config/i386/sse.md: Use proper memory operand modifiers.
25015 2016-04-15 Richard Biener <rguenther@suse.de>
25016 Alan Modra <amodra@gmail.com>
25018 PR tree-optimization/70130
25019 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
25020 when alignment stays not the same and no not use the realign
25023 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25026 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25027 direct move handlers for KFmode. Change TFmode handlers test from
25028 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
25030 2016-04-14 Jakub Jelinek <jakub@redhat.com>
25033 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
25034 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
25035 (inlined_polymorphic_ctor_dtor_block_p): Use it.
25036 * tree-ssa-live.c (remove_unused_scope_block_p): When
25037 in_ctor_dtor_block, avoid discarding not just BLOCKs with
25038 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
25039 block_ultimate_origin is FUNCTION_DECL.
25040 (remove_unused_locals): If current_function_decl is
25041 polymorphic_ctor_dtor_p, pass initial true to
25042 remove_unused_scope_block_p' is_ctor_dtor_block.
25044 2016-04-14 Martin Sebor <msebor@redhat.com>
25049 * doc/extend.texi (Variable Length): Revert.
25051 2016-04-14 Marek Polacek <polacek@redhat.com>
25052 Jan Hubicka <hubicka@ucw.cz>
25055 * tree.c (verify_type): Disable the canonical type of main variant
25058 2016-04-14 Jason Merrill <jason@redhat.com>
25060 * cfgexpand.c, expr.c: Revert previous change.
25062 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
25064 PR middle-end/70643
25065 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
25066 when building a mem ref for the incoming reduction variable.
25068 2016-04-14 Richard Biener <rguenther@suse.de>
25070 PR tree-optimization/70614
25071 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
25072 loop if the evolution dropped to chrec_dont_know.
25073 (interpret_condition_phi): Likewise.
25075 2016-04-14 Richard Biener <rguenther@suse.de>
25077 PR tree-optimization/70623
25078 * tree-ssa-pre.c (changed_blocks): Make global ...
25079 (compute_antic): ... local here. Move and fix worklist
25080 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
25081 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
25082 worklist handling, dump when ANTIC_IN changed.
25083 (compute_partial_antic_aux): Remove worklist handling.
25084 (init_pre): Do not compute post dominators. Add a comment about
25085 the CFG order chosen.
25086 (fini_pre): Do not free post dominators.
25088 2016-04-13 Martin Sebor <msebor@redhat.com>
25093 * doc/extend.texi (Variable Length): Document C++ specifics.
25095 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25098 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
25099 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
25100 eh edges have been purged.
25103 * tree-sra.c (create_access_replacement,
25104 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
25106 * tree-pretty-print.c (dump_fancy_name): New function.
25107 (dump_decl_name, dump_generic_node): Use it.
25109 2016-04-13 Jason Merrill <jason@redhat.com>
25111 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
25112 * expr.c (expand_expr_real_1): Likewise.
25114 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
25116 * config/i386/i386.md (kunpckhi): Swap operands.
25117 (kunpcksi): Likewise.
25118 (kunpckdi): Likewise.
25119 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
25120 (vec_pack_trunc_<mode>): Likewise.
25122 2016-04-13 Jakub Jelinek <jakub@redhat.com>
25125 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
25127 PR middle-end/70633
25128 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
25129 gimplification turns some element into non-constant.
25132 * rtl.h (convert_memory_address_addr_space_1): New prototype.
25133 * explow.c (convert_memory_address_addr_space_1): No longer static,
25134 add NO_EMIT argument and don't call convert_modes if true, pass
25135 it down recursively, remove break after return.
25136 (convert_memory_address_addr_space): Adjust caller.
25137 * simplify-rtx.c (simplify_unary_operation_1): Call
25138 convert_memory_address_addr_space_1 instead of convert_memory_address,
25139 if it returns NULL, don't simplify.
25141 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
25144 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
25146 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25148 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25149 Bump the upper SIMDLEN limits, so that if the return type or
25150 characteristic type if the return type is void can be passed in
25151 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
25154 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
25157 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
25158 Do not use "=" constraint on an input constraint.
25159 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
25160 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
25161 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
25162 generates (neg (abs ...)) instead of (abs ...).
25164 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25166 PR rtl-optimization/70596
25167 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
25168 just invalidate LRA data and reset them. Adjust dump wording.
25170 2016-04-12 Martin Liska <mliska@suse.cz>
25173 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25175 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25177 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25178 max_loop_iterations_int.
25179 (tree_unswitch_outer_loop): Likewise.
25180 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25181 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25183 2016-04-12 Tom de Vries <tom@codesourcery.com>
25185 PR tree-optimization/68756
25186 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
25187 instead of new_name.
25189 2016-04-12 Jakub Jelinek <jakub@redhat.com>
25191 PR tree-optimization/70602
25192 * tree-sra.c (generate_subtree_copies): Don't write anything into
25193 constant pool decls.
25195 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
25196 regardless whether there are depend clauses or not.
25198 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25201 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
25202 target attribute and pragma from changing the -mfloat128
25203 and -mfloat128-hardware options.
25205 * doc/extend.texi (Additional Floating Types): Document PowerPC
25206 __float128 restrictions.
25208 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25211 * config/aarch64/driver-aarch64.c
25212 (aarch64_get_extension_string_for_isa_flags): New.
25213 (arch_extension): Rename to...
25214 (aarch64_arch_extension): ...This.
25215 (ext_to_feat_string): Rename to...
25216 (aarch64_extensions): ...This.
25217 (aarch64_core_data): Keep track of architecture extension flags.
25218 (cpu_data): Rename to...
25219 (aarch64_cpu_data): ...This.
25220 (aarch64_arch_driver_info): Keep track of architecture extension
25222 (get_arch_name_from_id): Rename to...
25223 (get_arch_from_id): ...This, change return type.
25224 (host_detect_local_cpu): Update and reformat for renames, handle
25225 extensions through common infrastructure.
25227 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25230 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
25231 track of a canonical flag name.
25232 (all_extensions): Likewise.
25233 (arch_to_arch_name): Also track extension flags enabled by the arch.
25234 (all_architectures): Likewise.
25235 (aarch64_parse_extension): Move to here.
25236 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
25238 (aarch64_rewrite_selected_cpu): Update for above change.
25239 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
25240 are handled, such that the single explicit value enabled by an
25241 extension is kept seperate from the implicit values it also enables.
25242 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
25244 (aarch64_parse_extension): New.
25245 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
25246 here to config/aarch64/aarch64-protos.h.
25247 (aarch64_parse_extension): Move from here to
25248 common/config/aarch64/aarch64-common.c.
25249 (aarch64_option_print): Update.
25250 (aarch64_declare_function_name): Likewise.
25251 (aarch64_start_file): Likewise.
25252 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
25253 the canonical flag for extensions.
25254 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
25257 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
25259 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
25262 2016-04-09 Tom de Vries <tom@codesourcery.com>
25264 PR tree-optimization/68953
25265 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
25266 first to last subscript.
25268 2016-04-09 Jakub Jelinek <jakub@redhat.com>
25270 PR tree-optimization/70586
25271 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
25274 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
25278 PR tree-optimization/70373
25279 PR middle-end/70533
25280 PR middle-end/70534
25281 PR middle-end/70535
25282 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
25283 clauses for acc parallel reductions as necessary. Error on those
25285 * omp-low.c (scan_sharing_clauses): Don't install variables which
25286 are used in acc parallel reductions.
25287 (lower_rec_input_clauses): Remove dead code.
25288 (lower_oacc_reductions): Add support for reference reductions.
25289 (lower_reduction_clauses): Remove dead code.
25290 (lower_omp_target): Don't remap variables appearing in acc parallel
25292 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
25294 2016-04-08 Jakub Jelinek <jakub@redhat.com>
25296 PR middle-end/70593
25297 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
25298 with multiple SSA_NAME defs, force the outputs other than first
25299 to be live before calling live_track_process_def on each output.
25301 PR rtl-optimization/70574
25302 * fwprop.c (forward_propagate_and_simplify): Don't add
25303 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
25304 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
25305 paradoxical subregs within *loc.
25307 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
25309 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
25310 -ftree-parallelize-loops={0,1}.
25311 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
25312 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
25313 * config/ia64/hpux.h (LIB_SPEC): Likewise.
25314 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
25315 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
25317 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
25320 * asan.c (instrument_derefs): If we get unknown location, extract it
25321 with EXPR_LOCATION.
25322 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
25324 2016-04-08 Tom de Vries <tom@codesourcery.com>
25326 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
25327 implicit firstprivate clause.
25329 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25332 * config/arm/thumb2.md (tst + branch-> lsls + branch
25333 peephole below *orsi_not_shiftsi_si): Require that condition
25334 register is dead after the peephole.
25335 (second peephole after the above): Likewise.
25337 2016-04-08 Alan Modra <amodra@gmail.com>
25340 * builtins.c (fold_builtin_classify): For IBM extended precision,
25341 look at just the high-order double to test for NaN.
25342 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
25343 test just the high double for Inf but both doubles for subnormal
25346 2016-04-07 Jakub Jelinek <jakub@redhat.com>
25348 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
25349 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
25350 node->simdclone->mask_mode != VOIDmode masks.
25351 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
25352 earlier, use it instead of node->simdclone.
25353 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25354 Set clonei->mask_mode.
25356 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25359 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
25360 Pass it through to cp_parser_already_scoped_statement.
25361 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
25362 it through to cp_parser_statement.
25363 (cp_parser_statement): Pass IF_P through to
25364 cp_parser_iteration_statement.
25365 (cp_parser_pragma): Adjust call to
25366 cp_parser_iteration_statement.
25368 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
25371 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
25372 resolve a future -Wparentheses warning.
25373 * omp-low.c (scan_sharing_clauses): Likewise.
25374 * tree-parloops.c (eliminate_local_variables): Likewise.
25376 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
25378 PR rtl-optimization/70398
25379 * lra-constraints.c (process_address_1): Check zero scale and code
25380 for reloading with zero scale.
25382 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
25384 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
25385 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
25387 2016-04-06 Jakub Jelinek <jakub@redhat.com>
25389 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
25390 Add support for AVX512F clones, include them by default for
25391 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
25392 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
25395 PR middle-end/70550
25396 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
25397 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
25398 firstprivate clauses.
25399 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
25400 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
25401 (lower_omp_target): Set TREE_NO_WARNING for
25402 non-addressable possibly uninitialized vars which are copied into
25403 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
25405 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
25407 * config/pa/predicates.md (integer_store_memory_operand): Accept
25408 REG+D operands with a large offset when reload_in_progress is true.
25409 (floating_point_store_memory_operand): Likewise.
25411 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25414 * match.pd (nested int casts): Limit to GIMPLE.
25416 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
25419 * ipa-devirt.c (maybe_record_node): Fix comment; use
25420 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
25422 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25424 PR rtl-optimization/70542
25425 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
25426 if there are any uses other than insn or debug insns.
25428 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
25429 Jakub Jelinek <jakub@redhat.com>
25431 PR tree-optimization/70509
25432 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
25433 Shift HOST_WIDE_INT_1U instead of 1.
25435 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
25437 PR tree-optimization/70509
25438 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
25439 of the vector base type for index.
25441 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
25444 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
25446 2016-04-05 Richard Biener <rguenther@suse.de>
25448 PR tree-optimization/70526
25449 * tree-sra.c (build_ref_for_offset): Use prev_base to
25450 extract the alias pointer type.
25452 2016-04-05 Richard Biener <rguenther@suse.de>
25454 * dse.c (struct store_info): Remove alias_set member.
25455 (struct read_info_type): Likewise.
25456 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
25457 spill_deleted, clear_alias_set_lookup): Remove.
25458 (get_group_info): Remove dead base == NULL_RTX case.
25459 (dse_step0): Remove initialization of removed variables.
25460 (delete_dead_store_insn): Reomve alias set dumping.
25461 (free_read_records): Remove alias_set handling.
25462 (canon_address): Remove alias_set_out parameter.
25463 (record_store): Remove spill_alias_set, it's always zero.
25464 (check_mem_read_rtx): Likewise.
25465 (dse_step2): Rename from ...
25466 (dse_step2_nospill): ... this. Adjust.
25467 (scan_stores): Rename from ...
25468 (scan_stores_nospill): ... this.
25469 (scan_reads): Rename from ...
25470 (scan_reads_nospill): ... this.
25471 (scan_stores_spill, scan_reads_spill): Remove.
25472 (dse_step3_scan): Remove for_spills argument which is always false.
25473 (dse_step3): Likewise.
25474 (dse_step5): Rename from ...
25475 (dse_step5_nospill): ... this. Remove alias_set handling.
25476 (rest_of_handle_dse): Adjust.
25478 2016-04-05 Jakub Jelinek <jakub@redhat.com>
25481 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
25482 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
25483 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
25484 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
25486 2016-04-05 Richard Biener <rguenther@suse.de>
25488 PR middle-end/70499
25489 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
25490 non-register type temporaries into SSA.
25492 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
25495 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
25496 calls when sanitizing.
25497 (possible_polymorphic_call_target_p): Fix formatting.
25499 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25500 Jakub Jelinek <jakub@redhat.com>
25502 PR middle-end/70457
25503 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
25504 to ensure a call statement is compatible with a built-in's
25506 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
25509 2016-04-04 Richard Biener <rguenther@suse.de>
25511 PR rtl-optimization/70484
25512 * rtl.h (canon_output_dependence): Declare.
25513 * alias.c (canon_output_dependence): New function.
25514 * dse.c (record_store): Use canon_output_dependence rather
25515 than canon_true_dependence.
25517 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25520 * cgraph.h (symtab_node::copy_visibility_from): New function.
25521 * symtab.c (symtab_node::copy_visibility_from): New function.
25522 * ipa-visibility.c (optimize_weakref): New function.
25523 (function_and_variable_visibility): Use it.
25525 2016-04-04 Martin Liska <mliska@suse.cz>
25528 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
25529 value that is really in range handled by SBR instruction.
25530 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
25531 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
25532 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
25534 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
25538 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
25539 set, but not for SP_REG operands.
25541 2016-04-02 Martin Sebor <msebor@redhat.com>
25544 * fold-const.c (maybe_nonzero_address): New function.
25545 (fold_comparison): Call it. Fold equality and relational
25546 expressions involving null pointers.
25547 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
25549 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
25551 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
25552 the "Y" constraint (scalar FP 0.0 immediate).
25554 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
25555 Add the "const_double" to the list of operand constraints.
25557 2016-04-01 Jakub Jelinek <jakub@redhat.com>
25559 PR rtl-optimization/70467
25560 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
25561 If low word of the last operand is 0, just emit addition/subtraction
25564 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25567 * config/s390/s390.c (s390_expand_insv): Check for everything
25568 constant instead of just VOIDmode stuff.
25570 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25573 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
25575 2016-04-01 Nathan Sidwell <nathan@acm.org>
25577 * tree.def (TRY_CATCH_EXPR): Correct documentation.
25579 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
25581 PR rtl-optimization/70461
25582 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
25585 2016-03-31 Martin Liska <mliska@suse.cz>
25588 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
25589 a tree value or an immediate integer value to a buffer
25590 that is eventually copied to a BRIG section.
25591 (emit_immediate_operand): Call the function here.
25592 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
25593 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
25594 of class' fields that are removed.
25595 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
25596 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
25597 m_brig_repr_size fields.
25599 2016-03-31 Martin Liska <mliska@suse.cz>
25602 * hsa-gen.c (hsa_function_representation::update_dominance): New
25604 (convert_addr_to_flat_segment): Likewise.
25605 (gen_hsa_memory_set): New alignment argument.
25606 (gen_hsa_ctor_assignment): Likewise.
25607 (gen_hsa_insns_for_single_assignment): Provide alignment
25608 to gen_hsa_ctor_assignment.
25609 (gen_hsa_insns_for_direct_call): Add new argument.
25610 (expand_lhs_of_string_op): New function.
25611 (expand_string_operation_builtin): Likewise.
25612 (expand_memory_copy): New function.
25613 (expand_memory_set): New function.
25614 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
25615 (convert_switch_statements): Change signature.
25616 (generate_hsa): Use a return value of the function.
25617 (pass_gen_hsail::execute): Do not call
25618 convert_switch_statements here.
25619 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
25620 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
25621 (hsa_function_representation::update_dominance): New function.
25623 2016-03-31 Martin Liska <mliska@suse.cz>
25626 * hsa-brig.c (emit_directive_variable): Emit alignment
25627 according to hsa_symbol::m_align.
25628 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
25629 (dump_hsa_symbol): Dump alignment of HSA symbols.
25630 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
25631 (gen_hsa_addr_with_align): New function.
25632 (hsa_bitmemref_alignment): Use newly added function.
25633 (gen_hsa_insns_for_load): Likewise.
25634 (gen_hsa_insns_for_store): Likewise.
25635 (gen_hsa_memory_copy): New argument added.
25636 (gen_hsa_insns_for_single_assignment): Respect
25637 alignment for assignments processed via gen_hsa_memory_copy.
25638 (gen_hsa_insns_for_direct_call): Likewise.
25639 (gen_hsa_insns_for_return): Likewise.
25640 (gen_function_def_parameters): Set default alignment.
25641 * hsa.c (hsa_object_alignment): New function.
25642 (hsa_byte_alignment): Pasted function.
25643 * hsa.h (hsa_symbol::m_align): New field.
25645 2016-03-31 Bin Cheng <bin.cheng@arm.com>
25647 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
25648 scratch field for goto case.
25650 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
25652 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
25654 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
25657 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
25658 (scalar_chain::convert_insn): Call convert_op for reg
25659 moves to handle undefined registers.
25661 2016-03-31 Nathan Sidwell <nathan@acm.org>
25664 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
25665 Assert we don't want to move backwards.
25667 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
25670 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
25672 2016-03-31 Jakub Jelinek <jakub@redhat.com>
25674 PR rtl-optimization/70460
25675 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
25676 with operand from REG_LABEL_OPERAND, instead substitute
25677 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
25678 Don't do anything for REG_NON_LOCAL_GOTO jumps.
25680 2016-03-31 Martin Liska <mliska@suse.cz>
25682 * passes.c (execute_one_pass): Do not call
25683 todo_after for a discarded function.
25685 2016-03-31 Bin Cheng <bin.cheng@arm.com>
25687 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
25688 (no_cost, infinite_cost): Initialize the new field.
25689 (get_computation_cost_at): Record setup cost.
25690 (determine_use_iv_cost_address): Skip cost computation for sub
25691 uses if we can estimate it without losing accuracy.
25693 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
25695 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
25697 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
25698 max_loop_iterations_int.
25699 (tree_unswitch_outer_loop): Likewise.
25700 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
25701 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
25703 2016-03-30 Richard Biener <rguenther@suse.de>
25705 PR middle-end/70450
25706 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
25708 2016-03-30 Jakub Jelinek <jakub@redhat.com>
25711 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
25712 in gen_blendm expander.
25714 2016-03-30 Nick Clifton <nickc@redhat.com>
25717 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
25718 case where we are already provided with an SImode SUBREG.
25720 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
25723 * config/i386/i386.c (ix86_expand_epilogue): Properly check
25724 conflict between DRAP register and __builtin_eh_return.
25726 2016-03-30 Michael Matz <matz@suse.de>
25727 Richard Biener <rguenther@suse.de>
25730 * ipa-polymorphic-call.c (struct type_change_info): Change
25731 speculative to an unsigned allowing to limit the work we do.
25732 (csftc_abort_walking_p): New inline function..
25733 (check_stmt_for_type_change): Limit the number of may-defs
25734 skipped for speculative devirtualization to
25735 max-speculative-devirt-maydefs.
25736 * params.def (max-speculative-devirt-maydefs): New param.
25737 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
25739 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
25742 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
25745 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
25747 PR tree-optimization/59124
25748 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
25749 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
25751 2016-03-29 Jeff Law <law@redhat.com>
25753 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
25755 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25757 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
25760 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
25762 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
25763 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
25764 gcrt0.o if linking dynamically.
25766 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25769 * ipa-devirt.c (methods_equal_p): New function.
25770 (compare_virtual_tables): Use it.
25771 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
25772 * cgraphclones.c (clone_function_name_1): Use
25773 symbol_table::symbol_suffix_separator.
25774 * coverage.c (build_var): Likewise.
25775 * symtab.c (symbol_table::symbol_suffix_separator): New.
25777 2016-03-29 Jakub Jelinek <jakub@redhat.com>
25779 PR rtl-optimization/70429
25780 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
25781 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
25782 mode != result_mode.
25785 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
25787 PR tree-optimization/70405
25788 * ssa-iterators.h (num_imm_uses): Add missing braces.
25790 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
25792 PR rtl-optimization/68695
25793 * ira-color.c (allocno_copy_cost_saving): New.
25794 (improve_allocation): Use it.
25796 2016-03-29 Richard Henderson <rth@redhat.com>
25798 PR middle-end/70355
25799 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
25801 2016-03-29 Richard Biener <rguenther@suse.de>
25803 PR middle-end/70424
25804 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
25805 use alignment returned by get_pointer_alignment_1 if it is
25806 bigger than BITS_PER_UNIT.
25807 * builtins.c (get_pointer_alignment_1): Do not return true
25808 for alignment extracted from SSA info.
25810 2016-03-28 James Bowman <james.bowman@ftdichip.com>
25812 * config/ft32/ft32.opt (mnodiv): New.
25813 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
25814 * doc/invoke.texi (FT32 Options -mnodiv): New.
25816 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
25819 * config/i386/i386.md (define_split, andn): Fix modes.
25821 2016-03-26 Richard Biener <rguenther@suse.de>
25822 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25825 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
25827 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
25828 as 2nd argument to cl_optimization_restore().
25830 2016-03-25 Richard Henderson <rth@redhat.com>
25833 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
25834 * config/aarch64/aarch64-protos.h: Declare it.
25835 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
25837 2016-03-25 Alan Modra <amodra@gmail.com>
25840 * config/rs6000/constraints.md (j): Simplify.
25841 * config/rs6000/predicates.md (easy_fp_constant): Exclude
25843 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
25844 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
25845 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
25846 in all constraint alternatives.
25847 (movtd_64bit_nodm): Delete "j" constraint alternative.
25849 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
25851 * tree-ssa-propagate.c: Enhance docs for
25852 SSA_PROP_NOT_INTERESTING.
25854 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
25856 * doc/extend.texi: Fix typo in documentation to pure attribute.
25858 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
25861 * config/pa/pa.md (bswapdi2): Use a scratch register.
25863 2016-03-24 Richard Henderson <rth@redhat.com>
25865 PR middle-end/69845
25866 * fold-const.c (extract_muldiv_1): Correct test for multiplication
25869 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
25871 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
25872 using ix86_expand_binary_operator instead of gen_andsi3.
25874 2016-03-24 Richard Biener <rguenther@suse.de>
25876 PR tree-optimization/70396
25877 * tree-vect-stmts.c (vectorizable_comparison): Use
25878 get_vectype_for_scalar_type.
25880 2016-03-24 Richard Biener <rguenther@suse.de>
25882 PR middle-end/70370
25883 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
25884 with register bases.
25886 2016-03-24 Richard Biener <rguenther@suse.de>
25888 PR tree-optimization/70372
25889 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
25890 build_all_ones_cst to also handle vector types correctly.
25892 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
25895 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
25898 2016-03-23 Marek Polacek <polacek@redhat.com>
25901 * doc/invoke.texi: Document -Wignored-attributes.
25903 2016-03-23 Bin Cheng <bin.cheng@arm.com>
25905 PR tree-optimization/69042
25906 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
25907 parameter from 30 to 40.
25909 2016-03-23 Bin Cheng <bin.cheng@arm.com>
25911 PR tree-optimization/69042
25912 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
25913 for use with constant offset stripped in base.
25915 2016-03-23 Richard Biener <rguenther@suse.de>
25917 PR middle-end/70251
25918 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
25919 mode compatibility check.
25920 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
25922 2016-03-23 Jeff Law <law@redhat.com>
25924 PR tree-optimization/64058
25925 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
25927 (struct ssa_conflicts): Move up earlier in the file.
25928 (conflicts_, var_map_): New static variables.
25929 (initialize_conflict_count): New function to initialize the
25930 CONFLICT_COUNT field for each conflict pair.
25931 (compare_pairs): Lazily initialize the conflict count and use it
25932 as the first tie-breaker.
25933 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
25934 and wipe conflicts_ and map_ around the call to qsort. Remove
25935 special case for 2 coalesce pairs.
25936 * bitmap.c (bitmap_count_unique_bits): New function.
25937 (bitmap_count_bits_in_word): New function, extracted from
25939 (bitmap_count_bits): Use bitmap_count_bits_in_word.
25940 * bitmap.h (bitmap_count_unique_bits): Declare it.
25942 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
25945 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
25946 transparent alias chain for decl assembler name.
25947 * config/sol2.c (solaris_assemble_visibility): Likewise.
25949 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25951 * config/arm/arm1020e.md (1020call_op): Reduce reservation
25953 (v10_fdivs): Likewise.
25954 (v10_fdivd): Likewise.
25956 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25959 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
25960 to not call fclose twice on file.
25962 2016-03-23 Jakub Jelinek <jakub@redhat.com>
25964 PR tree-optimization/70354
25965 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
25966 oprnd0 is wider than oprnd1 and there is a cast from the wider
25967 type to oprnd1, mask it with the mask of the narrower type.
25970 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
25971 Optimize TARGET_STV splitters, if high or low word of last argument
25974 2016-03-22 Jeff Law <law@redhat.com>
25977 tree-ssa-threadbackward.c
25978 (fsm_find_control_statement_thread_paths): Correctly distinguish
25979 between old style jump threads vs FSM jump threads.
25981 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
25984 * config/i386/i386.c (scalar_chain::convert_op): Support
25985 uninitialized register usage case.
25987 2016-03-22 Richard Biener <rguenther@suse.de>
25989 PR middle-end/70251
25990 * genmatch.c (gen_transform): Adjust last parameter to a three-state
25992 (capture::gen_transform): ... to change behavior when substituting
25993 a condition into cond or not-cond expr context.
25994 (dt_simplify::gen_1): Adjust.
25995 * gimple-match-head.c: Include gimplify.h for unshare_expr.
25996 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
25997 last change and instead change to
25998 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
25999 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26001 2016-03-22 Anthony Green <green@moxielogic.com>
26003 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
26004 issue for moxiebox targets.
26005 (CC1PLUS_SPEC): Ditto.
26007 2016-03-22 Richard Biener <rguenther@suse.de>
26009 PR middle-end/70333
26010 * fold-const.c (extract_muldiv_1): Properly perform multiplication
26013 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26015 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
26017 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
26020 * config/i386/i386.c (def_builtin): Handle
26021 OPTION_MASK_ISA_AVX512VL to be and-ed with other
26023 (const struct builtin_description bdesc_special_args[]):
26024 Remove duplicate ISA bits.
26026 2016-03-22 Jakub Jelinek <jakub@redhat.com>
26029 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
26030 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
26031 in a way that works also for AVX512BW.
26034 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
26035 instead of source if operands[1] is xmm16 and above and
26036 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
26037 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
26040 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
26041 on assign if (*from_p) is a comparison, set it to
26042 TREE_NO_WARNING (*from_p).
26044 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26046 PR middle-end/70326
26047 * lra.c (restore_scratches): Ignore deleted insns.
26049 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
26050 Jakub Jelinek <jakub@redhat.com>
26052 PR tree-optimization/70317
26053 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
26056 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
26059 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
26060 of ix86_expand_move.
26062 (movti): Use general_operand for operand 1 predicate.
26064 2016-03-21 Martin Liska <mliska@suse.cz>
26066 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
26068 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
26070 2016-03-21 Martin Liska <mliska@suse.cz>
26073 * ipa-icf.c (sem_function::parse): Skip static
26074 constructors and destructors.
26076 2016-03-21 Jakub Jelinek <jakub@redhat.com>
26079 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
26080 function-like macro, peek following token(s) if it is followed
26081 by CPP_OPEN_PAREN token with optional padding in between, and
26082 if not, don't treat it like a macro.
26084 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
26085 Alexander Monakov <amonakov@ispras.ru>
26087 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
26088 for the stabs debug format.
26090 2016-03-21 Richard Biener <rguenther@suse.de>
26092 PR tree-optimization/70310
26093 * tree-vect-generic.c (expand_vector_condition): Fold the built
26096 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
26099 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
26100 Block third alternative for AVX-512VL target,
26102 2016-03-21 Martin Liska <mliska@suse.cz>
26105 * hsa-brig.c (emit_function_directives): Mark unemitted
26106 global variables for emission.
26107 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
26108 (get_symbol_for_decl): Likewise.
26109 * hsa.h (struct hsa_symbol): New flag.
26111 2016-03-21 Richard Biener <rguenther@suse.de>
26113 PR tree-optimization/70288
26114 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
26115 we do not estimate unsimplified all-constant conditionals or
26116 switches as optimized away.
26118 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
26120 PR rtl-optimization/69102
26121 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
26122 when we have a readonly dependency context.
26124 2016-03-18 Jeff Law <law@redhat.com>
26126 PR rtl-optimization/70263
26127 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
26128 (update_equiv_regs): When trying to move a store to after the insn
26129 that sets the source of the store, make sure the store occurs after
26130 the insn that sets the source of the store. When successful note
26131 the REG_EQUIV note created in the dump file.
26133 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
26134 Bernd Schmidt <bschmidt@redhat.com>
26136 * doc/extend.texi: Document more potential problems with basic asms.
26138 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
26140 PR rtl-optimization/70278
26141 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
26144 2016-03-18 Jason Merrill <jason@redhat.com>
26146 * calls.c (load_register_parameters): Fix zero size sibcall logic.
26148 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
26150 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
26151 values to 128b regs.
26153 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26155 PR tree-optimization/70252
26156 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
26157 boolean vector has a proper number of elements.
26158 (supportable_narrowing_operation): Likewise.
26160 2016-03-18 Tom de Vries <tom@codesourcery.com>
26163 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
26165 2016-03-18 Jakub Jelinek <jakub@redhat.com>
26167 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
26168 instead of replace_rtx for DEBUG_INSNs.
26170 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26172 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
26173 load type reservations.
26175 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
26178 * config/pa/constraints.md: Revert 2015-02-13 change. Use
26179 define_constraint for "Q" and "T" constraints.
26181 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
26183 Tweak the pipeline model for Exynos M1
26185 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
26188 2016-03-17 David Malcolm <dmalcolm@redhat.com>
26191 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
26192 where one or both locations aren't within a line_map.
26194 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
26197 * opts.c (finish_options): Don't set flag_pie to the default if
26198 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
26201 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
26203 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
26204 true as ALL_REGS argument to replace_rtx.
26206 2016-03-17 Richard Biener <rguenther@suse.de>
26209 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
26212 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26215 * rtl.h (replace_rtx): Add ALL_REGS argument.
26216 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
26217 equality and assert mode is the same, instead of just rtx pointer
26219 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
26220 true as ALL_REGS argument to replace_rtx.
26222 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
26224 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
26225 for boolean vector with vector mode only.
26226 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
26228 2016-03-17 Nick Clifton <nickc@redhat.com>
26231 * config/rx/rx.c (rx_print_integer): Print negative constants in
26234 2016-03-17 Jakub Jelinek <jakub@redhat.com>
26237 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
26239 2016-03-16 Richard Henderson <rth@redhat.com>
26240 Richard Biener <rguenth@suse.de>
26242 PR middle-end/70240
26243 PR middle-end/68215
26245 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
26246 first operand as is_gimple_condexpr.
26248 PR middle-end/70240
26249 PR middle-end/68215
26251 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
26252 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
26253 Do not gimplify the result.
26254 (do_unop): Adjust call to tree_vec_extract.
26255 (do_binop): Likewise.
26256 (do_compare): Likewise.
26257 (do_plus_minus): Likewise.
26258 (do_negate): Likewise.
26259 (expand_vector_condition): Likewise.
26260 (do_cond): Likewise.
26262 2016-03-16 Richard Henderson <rth@redhat.com>
26265 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
26266 (aarch64_classify_address): Use it.
26267 (aarch64_legitimize_address): Force all subexpressions of PLUS
26268 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
26270 2016-03-16 Jakub Jelinek <jakub@redhat.com>
26271 Richard Biener <rguenth@suse.de>
26274 * rtlanal.c (replace_rtx): For REG, if from is a REG,
26275 return to even if only REGNO is equal, and assert
26278 2016-03-11 Jeff Law <law@redhat.com>
26280 PR rtl-optimization/70224
26281 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
26283 2016-03-16 Richard Henderson <rth@redhat.com>
26285 PR middle-end/70199
26286 * function.h (struct function): Add has_forced_label_in_static.
26287 * gimplify.c (force_labels_r): Set it.
26288 * lto-streamer-in.c (input_struct_function_base): Read it.
26289 * lto-streamer-out.c (output_struct_function_base): Write it.
26290 * tree-inline.c (has_label_address_in_static_1): Remove.
26291 (copy_forbidden): Remove fndecl parameter; test
26292 has_forced_label_in_static.
26293 (inline_forbidden_p): Update call to copy_forbidden.
26294 (tree_versionable_function_p): Likewise.
26295 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
26296 (chkp_versioning): Likewise.
26297 * tree-inline.h (copy_forbidden): Update decl.
26299 2016-03-16 Marek Polacek <polacek@redhat.com>
26302 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
26303 function being thunked if the result type doesn't have fixed size.
26304 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
26305 doesn't have fixed size.
26307 2016-03-16 Bin Cheng <bin.cheng@arm.com>
26309 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
26310 reporting malformed loop nest.
26312 2016-03-16 Tom de Vries <tom@codesourcery.com>
26315 * ipa-devirt.c (possible_polymorphic_call_targets): Move
26316 nodes.length () == 1 test to before first nodes[0] access.
26318 2016-03-16 Tom de Vries <tom@codesourcery.com>
26320 PR tree-optimization/68715
26321 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
26322 single_pred_p test.
26324 2016-03-16 Tom de Vries <tom@codesourcery.com>
26326 PR tree-optimization/68809
26327 * graphite-scop-detection.c (same_close_phi_node): Test if result types
26330 2016-03-16 Carlos O'Donell <carlos@redhat.com>
26331 Sandra Loosemore <sandra@codesourcery.com>
26333 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
26334 on leaf attribute. Mention ELF interposition problems.
26336 2016-03-16 Alan Modra <amodra@gmail.com>
26338 PR rtl-optimization/69195
26339 PR rtl-optimization/47992
26340 * ira.c (indirect_jump_optimize): Ignore artificial defs.
26343 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
26346 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
26348 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26350 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
26352 2016-03-15 Jakub Jelinek <jakub@redhat.com>
26354 PR rtl-optimization/70222
26355 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
26356 optimization if mode is different from result_mode, queue up masking
26357 of the result in outer_op. Formatting fix.
26359 PR middle-end/70239
26360 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
26363 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26365 PR rtl-optimization/69032
26366 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
26367 looping backwards over basic block insns.
26369 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26372 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
26373 to non-speculative when propagating trap bits.
26375 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26377 PR rtl-optimization/63384
26378 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
26379 DEBUG_INSN_P insns.
26381 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
26384 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
26385 factored out from ...
26386 (sched_analyze_insn): ... here.
26387 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
26388 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
26389 get_implicit_reg_pending_clobbers in it.
26390 (setup_id_reg_sets): Use setup_id_implicit_regs.
26391 (deps_init_id): Ditto.
26393 2016-03-15 Tom de Vries <tom@codesourcery.com>
26396 * cgraph.c (cgraph_node::get_body): Save, reset and restore
26398 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
26399 execute_function_dump.
26400 (execute_one_pass): Don't dump function if it will be dumped after ipa
26403 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
26405 * genrecog.c (match_pattern_2): If pred is NULL don't call
26406 safe_predicate_mode on it.
26408 2016-03-14 Jakub Jelinek <jakub@redhat.com>
26410 PR middle-end/70219
26411 * lra-constraints.c (delete_move_and_clobber): Change assertion
26412 to also allow dregno == 0.
26414 2016-03-14 Richard Henderson <rth@redhat.com>
26417 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
26418 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
26419 (reassociate_bb): Use optimize_vec_cond_expr; avoid
26420 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
26423 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
26426 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
26428 (lra_create_live_ranges_1): initialize hard register biggest_mode to
26430 * lra-constraints.c (split_reg): For hard regs, try to find the
26431 biggest single-register mode used in the function.
26433 2016-03-14 Richard Biener <rguenther@suse.de>
26435 PR tree-optimization/56365
26436 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
26437 constants to compare against.
26439 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
26442 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
26443 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
26444 (define_split for the GPR case): Use int_reg_operand instead of
26445 gpc_reg_operand for the output.
26447 2016-03-14 Tom de Vries <tom@codesourcery.com>
26449 PR tree-optimization/70045
26450 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
26451 create_empty_if_region_on_edge argument.
26453 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
26455 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
26456 (STACK_CHECK_PROTECT): Likewise.
26457 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26458 (STACK_CHECK_PROTECT): Likewise.
26459 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
26460 (STACK_CHECK_PROTECT): Likewise.
26461 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
26462 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
26463 (STACK_CHECK_PROTECT): Likewise.
26465 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
26467 PR rtl-optimization/69307
26468 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
26469 registers in modes that span more than one register.
26471 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
26474 * lra-constraints.c (delete_move_and_clobber): New.
26475 (remove_inheritance_pseudos): Use it.
26477 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
26480 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
26481 the libcall is LCT_THROW.
26482 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
26483 for the checking routine.
26485 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
26488 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
26489 optimization if we have direct move.
26490 (roundu32<mode>2_fprs): Likewise.
26492 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
26495 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
26497 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
26498 Arguments swapped. All callers changed. Take reg_renumber into
26499 account, and Calculate and compare register ranges for hard regs.
26501 2016-03-11 Jeff Law <law@redhat.com>
26503 PR tree-optimization/70190
26504 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26505 Handle cases where we can not extract the taken edge, even though we
26506 found a constant value.
26508 PR tree-optimization/64058
26509 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
26510 (num_coalesce_pairs): Move up earlier in file.
26511 (find_coalesce_pair): Initialize the INDEX field for each pair
26513 (compare_pairs): No longer sort on the elements in each pair.
26514 Instead break ties with the index of the coalesce pair.
26516 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26519 * config/aarch64/aarch64-protos.h
26520 (aarch64_save_restore_target_globals): New prototype.
26521 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
26522 Call the above when popping pragma.
26523 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
26525 (aarch64_set_current_function): Rewrite using the above.
26527 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26529 PR tree-optimization/70177
26530 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
26531 (extract_ops_from_tree): ... this. In the 2 argument
26532 overload remove _1 suffix.
26533 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
26534 (extract_ops_from_tree): ... this.
26535 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
26537 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
26538 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
26539 extract_ops_from_tree instead of 2 operand one.
26541 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
26543 PR tree-optimization/70013
26544 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
26545 for constant-pool entries.
26547 2016-03-11 Jakub Jelinek <jakub@redhat.com>
26549 PR rtl-optimization/70174
26550 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
26551 followed by gen_lowpart on force_reg instead of just gen_lowpart.
26553 PR tree-optimization/70169
26554 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
26555 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
26558 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26559 Jakub Jelinek <jakub@redhat.com>
26562 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
26563 of uninitialized values.
26565 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26567 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
26569 ("*trunctddd2"): New pattern definition.
26570 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
26573 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26575 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
26576 definitions for BFP and DFP rounding modes.
26577 ("fixuns_truncdddi2", "fixuns_trunctddi2")
26578 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
26579 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
26580 ("fix_trunctf<mode>2"): Use the new constants instead of magic
26583 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26585 * config/s390/constraints.md: Adjust comment.
26586 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
26587 s390_decompose_addrstyle_without_index.
26588 * config/s390/predicates.md (shift_count_or_setmem_operand):
26589 Rename to setmem_operand.
26590 * config/s390/s390-protos.h
26591 (s390_decompose_shift_count): Rename to
26592 s390_decompose_addrstyle_without_index.
26593 * config/s390/s390.c (s390_decompose_shift_count)
26594 (s390_mem_constraint, print_shift_count_operand)
26595 (print_operand_address, print_operand): Rename
26596 s390_decompose_shift_count to
26597 s390_decompose_addrstyle_without_index and rename
26598 print_shift_count_operand to print_addrstyle_operand troughout the
26600 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
26601 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
26602 Rename shift_count_or_setmem_operand to setmem_operand.
26603 * config/s390/vx-builtins.md ("vec_insert<mode>")
26604 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
26607 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26610 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
26611 Handle overlapping retval and newval.
26613 2016-03-10 Nick Clifton <nickc@redhat.com>
26616 * config/aarch64/aarch64.c
26617 (aarch64_override_options_after_change_1): When forcing
26618 flag_omit_frame_pointer to be true, use a special value that can
26619 be detected if this function is called again, thus preventing
26620 flag_omit_leaf_frame_pointer from being forced to be false.
26622 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26624 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
26625 Set x_flag_omit_leaf_frame_pointer when handling
26626 -momit-leaf-frame-pointer.
26628 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26631 * cgraph.c (cgraph_node::dump): Dump split_part and
26632 indirect_call_target.
26633 * cgraph.h (cgraph_node): Add indirect_call_target flag.
26634 * ipa.c (has_addr_references_p): Cleanup.
26635 (is_indirect_call_target_p): New.
26636 (walk_polymorphic_call_targets): Do not mark virtuals that may be
26637 called indirectly as local.
26638 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
26640 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26643 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
26644 on cxa_pure_virtual.
26646 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26649 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
26651 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
26654 * tree.c (need_assembler_name_p): Only record main variant type names.
26656 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
26659 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
26660 Always define to 0 or 1.
26661 (TARGET_FIX_ERR_A53_843419): New macro.
26662 * config/aarch64/aarch64-elf-raw.h
26663 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
26664 * config/aarch64/aarch64-linux.h: Likewise.
26665 * config/aarch64/aarch64.c
26666 (aarch64_override_options_after_change_1): Do not default
26667 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
26669 (aarch64_attributes): Handle fix-cortex-a53-843419.
26670 (aarch64_can_inline_p): Likewise.
26671 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
26673 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
26674 Jakub Jelinek <jakub@redhat.com>
26676 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
26677 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
26678 DECL_COMMONS if flag_unconstrained_commons is set.
26679 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26680 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
26681 (funconstrained-commons): Document.
26683 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
26685 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
26686 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
26688 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
26690 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
26691 has a proper number of elements.
26693 2016-03-10 Alan Modra <amodra@gmail.com>
26695 PR rtl-optimization/69195
26696 PR rtl-optimization/47992
26697 * ira.c (recorded_label_ref): Delete.
26698 (update_equiv_regs): Return void.
26699 (indirect_jump_optimize): New function.
26700 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
26701 before regstat_compute_ri. Don't rebuild_jump_labels here.
26702 Delete update_regstat.
26704 2016-03-10 Richard Biener <rguenther@suse.de>
26706 PR tree-optimization/70128
26707 * tree-ssa-structalias.c (set_uids_in_ptset): Set
26708 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
26710 2016-03-09 Jakub Jelinek <jakub@redhat.com>
26712 PR tree-optimization/70152
26713 * tree-sra.c (replace_removed_params_ssa_names): Copy over
26714 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
26717 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
26718 instead of gen_sse2_loadlpd.
26719 * config/i386/sse.md (*vec_concatv2df): Rename to...
26720 (vec_concatv2df): ... this.
26722 PR tree-optimization/70127
26723 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
26725 2016-03-09 David Malcolm <dmalcolm@redhat.com>
26729 * diagnostic-show-locus.c (compatible_locations_p): New function.
26730 (layout::layout): Sanitize ranges using compatible_locations_p.
26732 2016-03-09 David Malcolm <dmalcolm@redhat.com>
26736 * diagnostic-show-locus.c (layout_range::layout_range): Replace
26737 location_range param with three const expanded_locations * and a
26739 (layout::layout): Replace call to
26740 rich_location::lazily_expand_location with get_expanded_location.
26741 Extract the range and perform location expansion here, passing
26742 the results to the layout_range ctor.
26743 * diagnostic.c (source_range::debug): Delete.
26744 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
26745 of rich_location::get_expanded_location.
26746 * gcc-rich-location.c (get_range_for_expr): Delete.
26747 (gcc_rich_location::add_expr): Reimplement to avoid the
26748 rich_location::add_range overload that took a location_range,
26749 passing a location_t instead.
26751 2016-03-09 Richard Biener <rguenther@suse.de>
26752 Jakub Jelinek <jakub@redhat.com>
26754 PR tree-optimization/70138
26755 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26756 Also skip vect_double_reduction_def.
26758 2016-03-09 Jakub Jelinek <jakub@redhat.com>
26761 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
26762 if the operand is "m".
26764 2016-03-09 Nathan Sidwell <nathan@acm.org>
26766 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
26768 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26770 * config/i386/i386.c (processor_target_table): Fix cost table
26771 intialization order for znver1.
26773 2016-03-08 Jakub Jelinek <jakub@redhat.com>
26775 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
26776 - becuase -> because.
26777 * ipa-reference.c (ignore_module_statics): Likewise.
26778 * cgraph.c (cgraph_node::get_body): Likewise.
26779 * ipa-inline.c (early_inliner): Likewise.
26780 * ipa-devirt.c (types_same_for_odr): Likewise.
26781 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
26782 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
26784 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26786 * tree-ssa-math-opts.c: Fix typo in comment.
26788 2016-03-08 Jakub Jelinek <jakub@redhat.com>
26791 * config/i386/i386.c (scalar_chain::make_vector_copies,
26792 scalar_chain::convert_reg): Call end_sequence in between
26793 get_insns and emit_conversion_insns rather than after both
26796 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
26799 * config/i386/i386.h (machine_function): Add
26800 pc_thunk_call_expanded flag.
26801 (ix86_pc_thunk_call_expanded): New define.
26802 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
26803 (*set_got): Rename insn pattern from set_got.
26804 (*set_got_labelled): Rename inst pattern from set_got_labelled.
26805 * config/i386/i386.c (ix86_compute_frame_layout): Use
26806 ix86_pc_thunk_call_expanded to prevent red-zone.
26808 2016-03-07 Martin Jambor <mjambor@suse.cz>
26810 * hsa.h (hsa_get_ctor_statements): Declare.
26811 (hsa_get_dtor_statements): Likewise.
26812 (hsa_get_kernel_dispatch_type): Likewise.
26813 * hsa.c (hsa_get_ctor_statements): New function.
26814 (hsa_get_dtor_statements): Likewise.
26815 (hsa_get_kernel_dispatch_type): Likewise.
26816 * hsa-brig.c (hsa_cdtor_statements): Removed.
26817 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
26818 hsa_get_dtor_statements.
26819 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
26820 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
26822 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
26824 * config/arm/arm-cores.def (cortex-r8): New.
26825 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
26826 * config/arm/arm-tune.md: Likewise.
26827 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
26829 2016-03-07 Martin Sebor <msebor@redhat.com>
26831 PR rtl-optimization/19705
26832 * doc/invoke.texi (Options That Control Optimization): Clarify
26833 -fno-branch-count-reg.
26835 2016-02-26 Richard Biener <rguenther@suse.de>
26836 Jeff Law <law@redhat.com>
26838 PR tree-optimization/69740
26839 * cfghooks.c (remove_edge): Request loop fixups if we delete
26840 an edge that might turn an irreducible loop into a natural
26842 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
26843 Move after definition of loops_state_clear.
26845 2016-03-07 Bin Cheng <bin.cheng@arm.com>
26847 PR rtl-optimization/69052
26848 * rtlanal.c (commutative_operand_precedence): Set higher precedence
26851 2016-03-07 Tom de Vries <tom@codesourcery.com>
26853 PR tree-optimization/70116
26854 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
26855 is_tm_ending stmts and ubsan/asan internal functions.
26856 (find_duplicate): Use it. Don't test is_tm_ending here.
26858 2016-03-07 Richard Biener <rguenther@suse.de>
26860 PR tree-optimization/70115
26861 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
26862 (propagate_constants_for_unrolling): Use replace_uses_by.
26864 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
26866 PR middle-end/69916
26867 * omp-low.c (struct oacc_loop): Add ifns.
26868 (new_oacc_loop_raw): Initialize it.
26869 (finish_oacc_loop): Clear mask & flags if no ifns.
26870 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
26871 (oacc_loop_xform_loop): Add ifns arg & adjust.
26872 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
26874 2016-03-07 Richard Henderson <rth@redhat.com>
26877 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
26878 (insert_value_copy_on_edge): Likewise.
26880 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26882 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
26884 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26887 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
26889 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
26891 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
26893 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
26895 Fix sseimul type attribute.
26896 * config/i386/znver1.md
26897 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
26898 znver1_sseimul_avx256_load) : Fix the type attribute.
26899 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
26900 pipe usage and latency.
26902 2016-03-05 Jakub Jelinek <jakub@redhat.com>
26905 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
26906 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
26909 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
26912 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
26914 PR rtl-optimization/69941
26915 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
26916 the reg share its mode.
26918 2016-03-04 Jeff Law <law@redhat.com>
26920 PR tree-optimization/69196
26921 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26922 If the both SSA_NAMEs are anonymous, then consider them unassociated
26923 and include the PHI in the statement count.
26925 2016-03-05 Tom de Vries <tom@codesourcery.com>
26927 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
26928 construct in oacc routine. Check for oacc region in oacc routine.
26930 2016-03-04 Jakub Jelinek <jakub@redhat.com>
26933 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
26934 2016-02-22 changes, instead don't recurse if RECUR is already true.
26935 Don't change *dynamic_check if RECUR. Adjust recursive caller
26936 to pass true to the new argument.
26937 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
26940 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
26941 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
26943 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
26945 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
26947 PR rtl-optimization/57676
26948 * lra-assigns.c (lra_assign): Guard test for maximum iterations
26949 with flag_checking.
26951 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
26953 * tree-vect-patterns.c (search_type_for_mask): Handle
26954 comparison of booleans.
26956 2016-03-04 Jakub Jelinek <jakub@redhat.com>
26958 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
26962 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
26963 all other ops that have dw_val_class_die_ref operands,
26964 and DW_OP_GNU_entry_value.
26966 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26968 PR rtl-optimization/69904
26969 * config/arm/arm.c (arm_cannot_copy_insn_p):
26970 Return true for load-exclusive instructions.
26972 2016-03-03 Jakub Jelinek <jakub@redhat.com>
26975 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
26976 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
26977 the pattern no matter if it is used just by non-pattern, pattern
26979 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
26980 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
26981 oprnd1 def_stmt is in pattern, don't look through it.
26983 2016-03-03 Marek Polacek <polacek@redhat.com>
26985 PR middle-end/70050
26986 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
26988 2016-03-03 Martin Liska <mliska@suse.cz>
26990 PR tree-optimization/70043
26991 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
26992 previous statement if we see a debug statement.
26994 2016-03-03 Richard Biener <rguenther@suse.de>
26996 PR tree-optimization/55936
26997 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
26998 parameter and guard unsafe equivalence use.
26999 (vrp_evaluate_conditional_warnv_with_ops): Always use
27000 safe equivalences but not via the quadratic compare_names
27003 2016-03-03 Michael Collison <michael.collison@linaro.org>
27006 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
27007 for operand 1 to s_register_operand. Change predicate for operand
27008 2 to arm_not_immediate_operand.
27010 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
27012 * doc/tm.texi: Regenerated.
27014 2016-03-02 Richard Henderson <rth@redhat.com>
27017 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
27018 simplification when all args are positive non-fixed registers.
27020 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27022 * target.def (lra_p): Specify that new ports should use LRA.
27024 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27027 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
27028 gimplify_type_sizes the type they refer to.
27029 (omp_notice_variable): Handle reference vars to VLAs.
27030 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
27031 reference to VLA decls in the second pass instead of first pass.
27033 2016-03-02 Tom de Vries <tom@codesourcery.com>
27035 PR tree-optimization/68659
27036 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
27037 new_expr == NULL_TREE.
27038 (get_new_name): Handle ADDR_EXPR.
27040 2016-03-02 Bin Cheng <bin.cheng@arm.com>
27042 PR rtl-optimization/69052
27043 * loop-invariant.c (canonicalize_address): New function.
27044 (inv_can_prop_to_addr_use): Check validity of address expression
27045 which is canonicalized by above function.
27047 2016-03-02 Alan Modra <amodra@gmail.com>
27050 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
27053 2016-03-02 Jakub Jelinek <jakub@redhat.com>
27056 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
27057 (*movhi_internal): Put mask moves from and to memory separately
27058 from moves from/to GPRs.
27060 2016-03-02 Richard Biener <rguenther@suse.de>
27062 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
27063 GENERIC expressions in GIMPLE.
27065 2016-03-02 Richard Biener <rguenther@suse.de>
27067 * config/i386/i386.c (type_natural_mode): Fix typo.
27069 2016-03-02 Nick Clifton <nickc@redhat.com>
27071 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
27073 2016-03-02 Richard Biener <rguenther@suse.de>
27074 Uros Bizjak <ubizjak@gmail.com>
27077 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
27079 2016-03-02 Richard Biener <rguenther@suse.de>
27081 PR middle-end/67278
27082 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
27084 2016-03-02 Marek Polacek <polacek@redhat.com>
27087 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
27088 "is promoted to" warning.
27090 2016-03-01 DJ Delorie <dj@redhat.com>
27092 * config.gcc: Deprecate mep-*.
27094 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
27096 PR middle-end/70025
27097 * lra-constraints.c (regno_val_use_in): New.
27098 (match_reload): Use it instead of regno_use_in.
27100 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27102 PR rtl-optimization/70007
27103 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
27104 references present in REG_EQUAL notes attached to non-SET patterns.
27106 2016-03-01 Jeff Law <law@redhat.com>
27108 PR tree-optimization/69196
27109 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27110 Appropriately clamp the number of statements to copy when the
27111 thread path does not traverse a loop backedge.
27113 PR tree-optimization/69196
27114 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27115 Do count some PHIs in the thread path against the insn count. Decrease
27116 final statement count by one as the control statement in the last
27117 block will get removed. Remove special cased code for handling PHIs
27120 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
27123 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
27124 asm dialect alternatives to explicit GOTPCREL calls.
27126 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
27129 * ira.c (do_reload): Issue warning for generic stack checking here...
27130 * reload1.c (reload): ...instead of here and streamline it.
27132 2016-03-01 Nick Clifton <nickc@redhat.com>
27134 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
27136 2016-03-01 Richard Biener <rguenther@suse.de>
27138 PR tree-optimization/69983
27139 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
27140 types and fall back to operand_equal_p.
27142 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27145 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27147 * config/s390/constraints.md ("jm8"): New constraint.
27148 * config/s390/predicates.md ("const_int_8bitset_operand"): New
27150 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
27152 ("*setmem_long<setmem_and>"): New pattern.
27153 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
27155 ("*setmem_long_31z<setmem_and>"): New pattern.
27156 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
27157 New substitution rules with the required attributes.
27160 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27163 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27165 * gensupport.c (process_substs_on_one_elem): Split loop to
27166 complete mark_operands_used_in_match_dup on all expressions in the
27168 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27169 and remove function.
27171 2016-03-01 Richard Biener <rguenther@suse.de>
27173 PR middle-end/70022
27174 * fold-const.c (fold_indirect_ref_1): Fix range checking for
27175 vector BIT_FIELD_REF extract.
27177 2016-03-01 Richard Biener <rguenther@suse.de>
27179 PR tree-optimization/69994
27180 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
27182 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
27184 PR tree-optimization/69956
27185 * tree-vect-stmts.c (supportable_widening_operation): Support
27186 multi-step conversion of boolean vectors.
27187 (supportable_narrowing_operation): Likewise.
27189 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27191 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
27194 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27196 * config/s390/subst.md (DSI_VI): New mode iterator.
27197 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
27198 * config/s390/vector.md ("vec_set<mode>"): Move expander before
27199 the insn definition.
27200 ("*vec_set<mode>"): Change predicate and add alternative to
27201 support only either register or const_int operands as element
27203 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
27205 ("vec_extract<mode>"): New expander.
27206 ("*vec_extract<mode>"): New insn definition supporting reg and
27207 const_int element selectors.
27208 ("*vec_extract<mode>_plus"): New insn definition supporting
27209 reg+const_int element selectors.
27210 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
27211 following expander+insn definition.
27212 ("<vec_shifts_name><mode>3"): New expander.
27213 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
27215 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27217 * config/s390/s390.md ("*tabort_1"): Change predicate to
27218 nonmemory_operand. Add a second alternative to cover
27219 register as well as const int operands.
27220 ("*tabort_1_plus"): New pattern definition.
27222 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27224 * config/s390/s390.md ("*ashrdi3_cc_31")
27225 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
27226 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
27227 Merge insn definitions into ...
27228 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27229 New pattern definition.
27230 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
27231 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
27232 ("*ashr<mode>3_and"): Merge insn definitions into ...
27233 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
27234 New pattern definition.
27235 * config/s390/subst.md ("addr_style_op_cc_subst")
27236 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
27237 substitutions patterns plus attributes.
27238 Add ashiftrt to SUBST iterator.
27240 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27242 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
27243 op2 to nonmemory_operand.
27244 ("*<shift>di3_31", "*<shift>di3_31_and"):
27245 Merge into single pattern definition ...
27246 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
27247 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
27248 pattern definition ...
27249 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
27250 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
27253 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27255 * config/s390/predicates.md (const_int_6bitset_operand): New
27257 * config/s390/s390.md: Include subst.md.
27258 ("rotl<mode>3"): New expander.
27259 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
27261 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
27262 * config/s390/subst.md: New file.
27264 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27266 * config/s390/s390.md ("op_type", "atype", "length" attributes):
27267 Remove RRR type. It doesn't really exist.
27268 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
27270 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
27271 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
27272 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
27273 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
27274 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
27275 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
27276 `enabled' attribute.
27278 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27280 * gensupport.c (process_substs_on_one_elem): Split loop to
27281 complete mark_operands_used_in_match_dup on all expressions in the
27283 (adjust_operands_numbers): Inline into process_substs_on_one_elem
27284 and remove function.
27286 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27289 * config/sparc/sparc.c (NWORDS_UP): Rename to...
27290 (CEIL_NWORDS): ...this. Use CEIL macro.
27291 (compute_fp_layout): Adjust to above renaming.
27292 (function_arg_union_value): Likewise.
27293 (sparc_arg_partial_bytes): Likewise.
27294 (sparc_function_arg_advance): Likewise.
27296 2016-02-29 Jeff Law <law@redhat.com>
27298 PR tree-optimization/70005
27299 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
27300 where an object with a boolean range is compared against a value
27303 PR tree-optimization/69999
27304 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
27305 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
27308 2016-02-29 Richard Biener <rguenther@suse.de>
27310 PR tree-optimization/69994
27311 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
27312 (get_unary_op): Look through nop conversions.
27313 (ops_equal_values_p): New function, look for equality diregarding
27315 (eliminate_plus_minus_pair): Use ops_equal_values_p
27316 (repropagate_negates): Do not use get_unary_op here.
27318 2016-02-29 Martin Liska <mliska@suse.cz>
27320 * system.h: Poison ENABLE_CHECKING macro.
27322 2016-02-29 Martin Liska <mliska@suse.cz>
27324 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
27325 is presented in dump flags.
27326 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27327 (hsa_regalloc): Likewise.
27329 2016-02-19 Richard Biener <rguenther@suse.de>
27331 PR tree-optimization/69980
27332 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
27333 permutation of those we need to keep.
27335 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
27338 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
27339 (NWORDS_UP): ...this
27340 (init_cumulative_args): Minor tweaks.
27341 (sparc_promote_function_mode): Likewise.
27342 (scan_record_type): Delete.
27343 (traverse_record_type): New function template.
27344 (classify_data_t): New structure type.
27345 (classify_registers): New inline function.
27346 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
27347 exhausted. Instantiate traverse_record_type on classify_registers and
27348 deal with the case of a structure passed in slot #15 with no FP field
27350 (assign_data_t): New structure type.
27351 (compute_int_layout): New static function.
27352 (compute_fp_layout): Likewise.
27353 (count_registers): New inline function.
27354 (assign_int_registers): New static function.
27355 (assign_fp_registers): Likewise.
27356 (assign_registers): New inline function.
27357 (function_arg_record_value_1): Delete.
27358 (function_arg_record_value_2): Likewise.
27359 (function_arg_record_value_3): Likewise.
27360 (function_arg_record_value): Adjust to above changes. Instantiate
27361 traverse_record_type on count_registers to first count the number of
27362 registers to be used and then on assign_registers to assign them.
27363 (function_arg_union_value): Adjust to above renaming.
27364 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
27365 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
27366 case of a structure passed in slot #15
27367 (sparc_function_arg_advance): Likewise.
27368 (function_arg_padding): Minor tweak.
27370 2016-02-29 Richard Biener <rguenther@suse.de>
27372 PR tree-optimization/69720
27373 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
27374 the adjustment_def path for possibly vectorized defs.
27375 (vect_create_epilog_for_reduction): Handle vectorized initial
27378 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
27380 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
27382 2016-02-27 Jeff Law <law@redhat.com>
27385 2016-02-26 Richard Biener <rguenther@suse.de>
27386 Jeff Law <law@redhat.com>
27388 PR tree-optimization/69740
27389 * cfghooks.c (remove_edge): Request loop fixups if we delete
27390 an edge that might turn an irreducible loop into a natural
27393 2016-02-27 Jakub Jelinek <jakub@redhat.com>
27395 PR rtl-optimization/69896
27396 * tree-vect-generic.c (get_compute_type): Avoid single element
27399 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
27401 Rename the AArch64 tuning option and related functions to enable the
27402 Newton series for the reciprocal square root to reflect its
27403 approximative characteristic.
27405 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
27406 function to "aarch64_emit_approx_rsqrt".
27407 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
27408 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
27409 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
27410 (xgene1_tunings): Likewise.
27411 (use_rsqrt_p): Likewise.
27412 (aarch64_emit_swrsqrt): Use new function name.
27413 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
27414 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
27415 text explaining this option.
27416 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
27418 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27421 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
27422 complain about -mallow-movmisalign without -mvsx if
27423 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
27425 2016-02-26 Joel Sherrill <joel@rtems.org>
27427 * config.gcc: Add x86_64-*-rtems*.
27428 * config/i386/rtems-64.h: New file.
27430 2016-02-26 Joel Sherrill <joel@rtems.org>
27432 * config.gcc: Add aarch64-*-rtems*.
27433 * config/aarch64/rtems.h: New file.
27435 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
27438 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
27439 shift amount using %h. Add comment.
27441 2016-02-26 Richard Biener <rguenther@suse.de>
27442 Jeff Law <law@redhat.com>
27444 PR tree-optimization/69740
27445 * cfghooks.c (remove_edge): Request loop fixups if we delete
27446 an edge that might turn an irreducible loop into a natural
27449 2016-02-26 Martin Jambor <mjambor@suse.cz>
27451 PR middle-end/69920
27452 * tree-sra.c (sra_modify_assign): Do not remove loads of
27453 uninitialized aggregates to SSA_NAMEs.
27455 2016-02-26 Richard Henderson <rth@redhat.com>
27458 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
27459 pseudo in case the target rtx matches the source of the left
27462 2016-02-26 Martin Jambor <mjambor@suse.cz>
27465 * hsa.h (hsa_type_packed_p): Declare.
27466 * hsa.c (hsa_type_packed_p): New function.
27467 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
27469 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
27470 * hsa-brig.c (emit_basic_insn): Likewise.
27472 2016-02-26 Martin Jambor <mjambor@suse.cz>
27475 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
27477 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
27479 2016-02-26 Martin Jambor <mjambor@suse.cz>
27481 * hsa.h (is_a_helper): New overload for hsa_op_immed for
27482 hsa_op_with_type operands.
27483 (hsa_unsigned_type_for_type): Declare.
27484 * hsa.c (hsa_unsigned_type_for_type): New function.
27485 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
27486 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
27487 the finalizer. Do not emit extra move.
27489 2016-02-26 Martin Jambor <mjambor@suse.cz>
27491 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
27492 atomic operations in private segment.
27494 2016-02-26 Martin Jambor <mjambor@suse.cz>
27496 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
27497 statements to wi->info. Also disallow omp simd constructs.
27498 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
27499 for not gridifying. Dump special string for omp_for.
27501 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27504 * config/aarch64/aarch64.c (aarch64_set_current_function):
27505 Save/restore target globals when switching to
27506 target_option_default_node.
27508 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27511 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
27512 Return 0 if !SHIFT_COUNT_TRUNCATED.
27514 2016-02-26 Jakub Jelinek <jakub@redhat.com>
27515 Eric Botcazou <ebotcazou@adacore.com>
27517 PR rtl-optimization/69891
27518 * dse.c (scan_insn): If we can't figure out memset arguments
27519 or they are non-constant, call clear_rhs_from_active_local_stores.
27521 2016-02-26 Martin Liska <mliska@suse.cz>
27523 * doc/extend.texi: Mention clog10, clog10f an clog10l
27524 in Builtins section.
27526 2016-02-26 Martin Liska <mliska@suse.cz>
27528 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
27530 (resolve_args_picking_1): Likewise.
27531 * dwarf2out.h (struct GTY): Likewise.
27533 2016-02-26 Martin Liska <mliska@suse.cz>
27535 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
27536 with flag_checking.
27537 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
27539 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
27540 Martin Liska <mliska@suse.cz>
27542 * doc/install.texi: Mention --enable-valgrind-annotations.
27544 2016-02-26 Richard Biener <rguenther@suse.de>
27546 PR tree-optimization/69551
27547 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
27548 looking through aliases adjust DECL_PT_UID to refer to the
27549 ultimate alias target.
27551 2016-02-25 Martin Liska <mliska@suse.cz>
27553 PR middle-end/69919
27554 * alloc-pool.c (after_memory_report): New variable.
27555 * alloc-pool.h (base_pool_allocator ::release): Do not use
27556 the infrastructure if after_memory_report.
27557 * toplev.c (toplev::main): Mark after memory report.
27559 2016-02-25 Richard Biener <rguenther@suse.de>
27561 PR tree-optimization/48795
27562 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
27564 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
27567 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
27568 offloading is enabled and -fopenacc or -fopenmp is specified.
27569 (CRTOFFLOADEND): Likewise.
27570 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
27571 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
27572 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
27573 (offload_objects_file_name): New static var.
27574 (tool_cleanup): Remove offload_objects_file_name file.
27575 (find_offloadbeginend): Replace with ...
27576 (find_crtoffloadtable): ... this.
27577 (run_gcc): Remove offload_argc and offload_argv.
27578 Get offload_objects_file_name from -foffload-objects=... option.
27579 Read names of object files with offload from this file, pass them to
27580 compile_images_for_offload_targets. Don't call find_offloadbeginend and
27581 don't pass offloadbegin and offloadend to the linker. Don't pass
27582 offload non-LTO files to the linker, because now they're not claimed.
27584 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
27587 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
27588 on builtin_unreachable.
27590 2016-02-25 Jakub Jelinek <jakub@redhat.com>
27592 PR rtl-optimization/69896
27593 * regcprop.c: Include cfgrtl.h.
27594 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
27595 than remembered mode, either delete it (if noop_move_p), or
27596 treat like copy_p but not noop_p instruction.
27598 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27601 * dwarf2out.c (gen_variable_die): Work around buggy LTO
27602 - allow NULL decl for Fortran DW_TAG_common_block variables.
27604 2016-02-24 Jason Merrill <jason@redhat.com>
27606 * common.opt (flifetime-dse): Add -flifetime-dse=1.
27608 2016-02-24 Richard Biener <rguenther@suse.de>
27609 Jakub Jelinek <jakub@redhat.com>
27611 PR middle-end/69760
27612 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
27613 conditionally executed ops to well-defined overflow behavior.
27615 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27617 PR middle-end/69915
27618 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
27621 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27623 PR rtl-optimization/69886
27624 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
27625 argument. Use it when checking validity of set instructions.
27626 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
27627 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
27629 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
27630 * store-motion.c (find_moveable_store): Update
27631 can_assign_to_reg_without_clobbers_p callsite.
27633 2016-02-24 Richard Biener <rguenther@suse.de>
27635 PR middle-end/68963
27636 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
27638 (record_nonwrapping_iv): Do not fall back to the low/high bound
27639 for non-constant IV bases if the stmt is not always executed.
27641 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27643 * config/arm/arm-cores.def (cortex-a32): New entry.
27644 * config/arm/arm-tables.opt: Regenerate.
27645 * config/arm/arm-tune.md: Regenerate.
27646 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
27647 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
27648 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
27649 for -mcpu and -mtune.
27651 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27654 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
27655 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
27656 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
27657 (atomic_loaddi_1): Delete.
27658 (atomic_loaddi): Rewrite expander using the above changes.
27660 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27663 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
27666 2016-02-24 Jakub Jelinek <jakub@redhat.com>
27667 Richard Biener <rguenth@suse.de>
27669 PR middle-end/69909
27670 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
27671 set_mem_attributes if tem is SSA_NAME which got expanded
27674 2016-02-24 Richard Biener <rguenther@suse.de>
27676 PR tree-optimization/69907
27677 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
27678 end of permutations for BB vectorization.
27680 2016-02-24 Christian Bruel <christian.bruel@st.com>
27682 * config/arm/arm-c.c (arm_option_override): Initialize
27683 target_option_current_node.
27684 * config/arm/arm.c (arm_pragma_target_parse): Replace
27685 build_target_option_node call by target_option_current_node.
27686 Set target_option_current_node.
27689 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
27692 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
27693 define_insn_and_split to define_insn.
27694 (zero_extendqi<mode>2_dot2): Same.
27695 (extendqi<mode>2_dot): Same.
27696 (extendqi<mode>2_dot2): Same.
27698 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
27700 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
27701 and add bypass for AES{D,E} and AESMC pairs.
27702 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
27705 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
27707 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
27708 series for reciprocal square root in Exynos M1.
27710 2016-02-23 Martin Sebor <msebor@redhat.com>
27713 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
27714 __builtin_alloca_with_align.
27716 2016-02-23 Richard Henderson <rth@redhat.com>
27718 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
27719 (ix86_register_pragmas): Remove __seg_tls.
27720 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
27721 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
27722 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
27723 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
27724 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
27725 * doc/extend.texi (__seg_tls): Remove item.
27727 2016-02-23 Richard Biener <rguenther@suse.de>
27729 * alloc-pool.h (struct allocation_object): Make id member
27730 conditional on CHECKING_P again.
27731 (get_instance): Adjust.
27732 (base_pool_allocator): Likewise.
27734 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
27736 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
27737 (parallelize_loops): In OpenACC kernels mode, set n_threads to
27739 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
27741 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
27743 2016-02-23 Richard Biener <rguenther@suse.de>
27745 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
27746 * bitmap.h (struct bitmap_usage): Likewise.
27747 (bitmap_move): Declare.
27748 * bitmap.c (register_overhead): Take size_t argument.
27749 (bitmap_move): New function.
27750 * df-problems.c (df_rd_transfer_function): Use bitmap_move
27751 to properly account overhead.
27752 * tree.c (free_node): Use tree_size.
27754 2016-02-23 Jakub Jelinek <jakub@redhat.com>
27757 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
27758 when inverting comparison.
27761 * common.opt (Wunreachable-code): Add Warning flag.
27763 2016-02-23 Mark Wielaard <mjw@redhat.com>
27764 Jakub Jelinek <jakub@redhat.com>
27767 * cgraphunit.c (check_global_declaration): Check main_input_filename
27768 and DECL_SOURCE_FILE are not NULL.
27770 2016-02-23 Martin Jambor <mjambor@suse.cz>
27772 PR tree-optimization/69666
27773 * tree-sra.c (sra_modify_assign): Do not attempt to create
27774 default_def replacements for unscalarizable regions.
27776 2016-02-20 Mark Wielaard <mjw@redhat.com>
27779 * cgraphunit.c (check_global_declaration): Check level of
27780 warn_unused_const_variable and main_input_filename.
27781 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
27782 (-Wunused-variable): For C implies -Wunused-const-variable=1.
27783 (-Wunused-const-variable): Explain levels 1 and 2.
27785 2016-02-22 Jakub Jelinek <jakub@redhat.com>
27788 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
27789 identical arguments. Formatting and spelling fixes.
27792 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
27797 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
27798 and m68k-devices.def.
27799 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
27800 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
27802 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
27804 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
27805 and HImode registers.
27807 2016-02-22 Richard Biener <rguenther@suse.de>
27809 PR tree-optimization/69882
27810 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
27811 preserve permutations present because of gaps.
27812 (vect_supported_load_permutation_p): Always continue checking
27813 permutations after vect_attempt_slp_rearrange_stmts.
27815 2016-02-22 Bin Cheng <bin.cheng@arm.com>
27817 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
27818 min_profitable_estimate, rather than min_profitable_iters.
27820 2016-02-22 Jakub Jelinek <jakub@redhat.com>
27823 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
27824 SImode for last match_operand.
27826 2016-02-22 Martin Liska <mliska@suse.cz>
27828 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
27829 return bitsize - 1 as the return value.
27831 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
27835 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
27836 Handle negative shift counts.
27837 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
27838 force_reg on the shift constant.
27839 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
27840 (lshrsi3_d): Handle negative shift counts.
27842 2016-02-22 Richard Biener <rguenther@suse.de>
27843 Tom de Vries <tom@codesourcery.com>
27845 * graph.c: Include dumpfile.h.
27846 (print_graph_cfg): Split into three overloads.
27847 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
27849 2016-02-22 Tom de Vries <tom@codesourcery.com>
27851 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
27854 2016-02-22 Richard Biener <rguenther@suse.de>
27857 * ipa-inline-transform.c (inline_call): When not updating
27858 overall summaries adjust self size by the growth estimate.
27859 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
27860 hash-set, do not update overall summaries here. Renamed from ...
27861 (inline_to_all_callers): ... this which is now wrapping the
27862 above and performing delayed overall summary update.
27863 (early_inline_small_functions): Delay updating of the overall
27866 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
27868 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
27871 2016-02-19 Jakub Jelinek <jakub@redhat.com>
27874 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
27875 :%* in %:gt() argument.
27876 (greater_than_spec_func): Adjust for expecting only numbers,
27877 if there are more than two numbers, compare the last two.
27879 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
27881 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
27882 -Wnarrowing with -std.
27884 2016-02-19 Jakub Jelinek <jakub@redhat.com>
27887 * expr.c (store_field): Don't use bit-field path if exp is
27888 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
27889 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
27890 and the assignment can be performed by bitwise copy. Formatting
27893 PR middle-end/69838
27894 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
27895 call copy_reg_eh_region_note_forward on before and/or after sequences
27896 and remove note from insn if it no longer can throw.
27899 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
27900 if TARGET_AVX512BW.
27902 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27904 * config/s390/vector.md: Add missing commutative operand markers
27905 to the patterns which qualify for one.
27906 * config/s390/vx-builtins.md: Likewise.
27908 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27910 * config/s390/vector.md (VI, VI_QHS): Add single element vector
27911 types to mode iterators.
27912 (vec_double): ... and mode attribute.
27913 * config/s390/vx-builtins.md (non_vec_int): Likewise.
27915 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27917 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
27918 Change the predicate of op2 from nonimmediate to general and let
27919 reload fix it if necessary.
27921 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27923 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
27925 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27927 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
27930 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27932 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
27933 * config/s390/s390.c (s390_expand_vec_movstr): New function.
27934 * config/s390/s390.md ("movstr<P:mode>"): Call
27935 s390_expand_vec_movstr.
27937 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27939 * config/s390/s390.md: Add missing output modifier for operand 1
27940 to print it as address properly.
27942 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27944 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
27945 * config/s390/2964.md: New file.
27946 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
27947 of insn grouping attributes depending on the CPU level.
27948 (s390_get_unit_mask): New function.
27949 (s390_sched_score): Remove the OOO from the scheduling macros.
27950 Add loop to calculate a score for the instruction mix.
27951 (s390_sched_reorder): Likewise plus improve debug output.
27952 (s390_sched_variable_issue): Rename macros as above. Calculate
27953 the unit distances after actually scheduling an insn. Improve
27955 (s390_sched_init): Clear last_scheduled_unit_distance array.
27956 * config/s390/s390.md: Include 2964.md.
27958 2016-02-18 Jakub Jelinek <jakub@redhat.com>
27961 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
27962 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
27963 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
27964 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
27965 *avx512f_<code>v8div16qi2_mask_1): New insns.
27967 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
27970 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
27973 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
27974 earlyclobber from target. Use wF constraint for fused memory
27976 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
27978 2016-02-18 Jakub Jelinek <jakub@redhat.com>
27979 Martin Liska <mliska@suse.cz>
27982 * cfgexpand.c (asan_sanitize_stack_p): New function.
27983 (partition_stack_vars): Use the function.
27984 (expand_stack_vars): Likewise.
27985 (defer_stack_allocation): Likewise.
27986 (expand_used_vars): Likewise.
27988 2016-02-18 Richard Biener <rguenther@suse.de>
27990 PR middle-end/69553
27991 * fold-const.c (operand_equal_p): Properly compare offsets for
27992 IMAGPART_EXPR and ARRAY_REF.
27994 2016-02-18 Nick Clifton <nickc@redhat.com>
27998 * config/arm/arm.c (arm_option_override_internal): Disable
27999 interworking if the target does not support thumb instructions.
28000 (arm_reload_in_hi): Handle the case where a register to register
28001 move needs reloading because there is no simple pattern to handle
28003 (arm_reload_out_hi): Likewise.
28005 2016-02-18 Richard Biener <rguenther@suse.de>
28007 PR middle-end/69854
28008 * match.pd: Don't use fold_binary or fold_unary for folding
28011 2016-02-17 Jakub Jelinek <jakub@redhat.com>
28014 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
28015 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
28016 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
28017 warn on gimple_no_warning_p statements.
28019 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
28021 * doc/extend.texi (C++ Attributes): Correct description of
28022 warn_unused type attribute.
28024 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28026 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
28027 correct instruction.
28029 2016-02-17 Richard Biener <rguenther@suse.de>
28031 PR rtl-optimization/69609
28032 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
28033 (find_traces_1_round): When ending a trace update cached priority
28035 (bb_to_key): Use cached priority when available.
28036 (copy_bb): Initialize cached priority.
28037 (reorder_basic_blocks_software_trace_cache): Likewise.
28039 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28042 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
28044 (aarch64_comparison_operator): Break overly long line into two.
28045 (aarch64_comparison_operation): Likewise.
28046 * config/aarch64/aarch64.md (cstorecc4): Use
28047 aarch64_comparison_operator_mode instead of
28048 aarch64_comparison_operator.
28049 (cstore<mode>4): Likewise.
28050 (aarch64_cstore<mode>): Likewise.
28051 (*cstoresi_insn_uxtw): Likewise.
28052 (cstore<mode>_neg): Likewise.
28053 (*cstoresi_neg_uxtw): Likewise.
28055 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28058 * config/arm/predicates.md (arm_comparison_operator_mode):
28060 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
28061 instead of arm_comparison_operator.
28062 (*mov_negscc): Likewise.
28063 (*mov_notscc): Likewise.
28064 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
28065 (*thumb2_mov_negscc): Likewise.
28066 (*thumb2_mov_negscc_strict_it): Likewise.
28067 (*thumb2_mov_notscc): Likewise.
28068 (*thumb2_mov_notscc_strict_it): Likewise.
28070 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
28072 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
28073 Add missing return.
28075 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
28077 * config/visium/visium.c (machine_libfunc_index): New enum.
28078 (machine_libfuncs): New structure.
28079 (visium_libfuncs): New static variable.
28080 (TARGET_INIT_LIBFUNCS): Define to...
28081 (visium_init_libfuncs): ...this. New function.
28082 (expand_block_move_4): Use the appropriate libfunc.
28083 (expand_block_move_2): Likewise.
28084 (expand_block_move_1): Likewise.
28085 (expand_block_set_4): Likewise.
28086 (expand_block_set_2): Likewise.
28087 (expand_block_set_1): Likewise.
28088 (visium_trampoline_init): Likewise.
28090 2016-02-17 Nick Clifton <nickc@redhat.com>
28092 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
28093 TI's devices.csv file as of March 2016.
28095 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
28098 * opts-global.c (handle_common_deferred_options): Introduce and
28099 initialize two global variables to remember command-line options
28100 specifying a stack-limiting register.
28101 * opts.h: Add extern declarations of the two new global variables.
28102 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
28103 variable based on the values of the two new global variables.
28105 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28108 * common.opt (Wnonnull-compare): New warning.
28109 * doc/invoke.texi (-Wnonnull): Remove text about comparison
28110 of arguments against NULL.
28111 (-Wnonnull-compare): Document.
28112 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
28113 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
28114 * passes.def (pass_warn_nonnull_compare): Add.
28115 * gimple-ssa-nonnull-compare.c: New file.
28117 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28119 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
28120 AARCH64_EXTRA_TUNE_RECIP_SQRT.
28122 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28124 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
28125 reciprocal sqrt for -mlow-precision-recip-sqrt.
28127 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28128 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28130 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
28131 always use lane loads to construct non-constant vectors.
28133 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
28135 * config/aarch64/aarch64.md
28136 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
28137 constraints for operand 3.
28138 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
28140 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28141 Richard Biener <rguenther@suse.de>
28143 PR tree-optimization/69820
28144 * tree-vect-patterns.c (type_conversion_p): Return false if
28145 *orig_type is unsigned single precision or boolean.
28146 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
28149 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28151 PR rtl-optimization/69764
28152 PR rtl-optimization/69771
28153 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
28154 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
28156 2016-02-16 Richard Biener <rguenther@suse.de>
28158 PR tree-optimization/69776
28159 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
28161 (indirect_refs_may_alias_p): Likewise.
28162 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
28163 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
28164 according to tbaa_p.
28165 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
28166 (optimize_stmt): For redundant store discovery do not allow tbaa.
28168 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
28170 PR tree-optimization/69714
28171 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
28172 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
28174 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
28176 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
28177 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
28178 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
28179 * config/arc/arc.c (arc_init): Check FPU options.
28180 (get_arc_condition_code): Handle new CC_FPU* modes.
28181 (arc_select_cc_mode): Likewise.
28182 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
28183 register pair only. Allow access for ARCv2 accumulator.
28184 (gen_compare_reg): Whenever we have FPU support use FPU compare
28186 (arc_reorg): Don't generate brcc insns when FPU compare
28187 instructions are involved.
28188 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
28189 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
28190 floating point emulation.
28191 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
28192 (REVERSE_CONDITION): Add new CC_FPU* modes.
28193 (TARGET_FP_SP_BASE): Define.
28194 (TARGET_FP_DP_BASE): Likewise.
28195 (TARGET_FP_SP_FUSED): Likewise.
28196 (TARGET_FP_DP_FUSED): Likewise.
28197 (TARGET_FP_SP_CONV): Likewise.
28198 (TARGET_FP_DP_CONV): Likewise.
28199 (TARGET_FP_SP_SQRT): Likewise.
28200 (TARGET_FP_DP_SQRT): Likewise.
28201 (TARGET_FP_DP_AX): Likewise.
28202 * config/arc/arc.md (ARCV2_ACC): New constant.
28203 (type): New fpu type attribute.
28204 (SDF): Conditional iterator.
28205 (cstore<mode>, cbranch<mode>): Change expand condition.
28206 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
28207 handles FPU/FPX cases as well.
28208 * config/arc/arc.opt (mfpu): New option.
28209 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
28211 (adddf3, muldf3, subdf3): Removed.
28212 * config/arc/predicates.md (proper_comparison_operator): Recognize
28214 * config/arc/fpu.md: New file.
28215 * doc/invoke.texi (ARC Options): Document mfpu option.
28217 2016-02-16 Richard Biener <rguenther@suse.de>
28219 PR rtl-optimization/69291
28220 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
28221 noce_operand_ok check.
28223 2016-02-16 Tom de Vries <tom@codesourcery.com>
28226 * omp-low.c (simd_clone_create): Remove call to
28227 symtab->call_cgraph_insertion_hooks.
28229 2016-02-16 Jakub Jelinek <jakub@redhat.com>
28231 PR tree-optimization/69802
28232 * tree-ssa-reassoc.c (update_range_test): If op is
28233 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
28234 op == 1 test of precision 1 integral op, otherwise handle
28235 that case as op itself. Fix up formatting.
28236 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
28239 2016-02-16 Richard Biener <rguenther@suse.de>
28241 PR tree-optimization/69586
28242 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
28243 types for conversion sources.
28245 2016-02-16 Richard Biener <rguenther@suse.de>
28247 PR middle-end/69801
28248 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
28249 mask OEP_ADDRESS_OF.
28251 2016-02-16 Alan Modra <amodra@gmail.com>
28254 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
28255 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
28256 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
28258 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
28259 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
28260 (p8_fmrgow_<mode>): Likewise.
28261 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
28263 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
28264 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
28265 to use movdi_internal64. Remove op0_di.
28266 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
28268 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
28270 Add support for the FCCMP insn types
28272 * config/aarch64/aarch64.md (fccmp): Change insn type.
28273 (fccmpe): Likewise.
28274 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
28275 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
28276 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
28277 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
28278 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
28279 * config/arm/types.md (fccmps): Add new insn type.
28280 (fccmpd): Likewise.
28282 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
28284 * alias.c (get_alias_set): Fix a typo in comment.
28286 2016-02-15 Richard Biener <rguenther@suse.de>
28288 PR tree-optimization/69595
28289 * match.pd: Complete range test simplification to true.
28291 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
28293 PR rtl-optimization/69648
28294 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
28295 pic_offset_table_rtx.
28297 PR rtl-optimization/69752
28298 * ira.c (update_equiv_regs): When looking for more than a single SET,
28299 also take other side effects into account.
28301 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28303 * config/s390/s390.c (s390_function_profiler): Add a new sequence
28304 for z900+ CPUs in 31-bit mode.
28306 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
28308 * common/config/s390/s390-common.c (s390_supports_split_stack):
28310 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
28311 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
28312 * config/s390/s390.c (struct machine_function): New field
28313 split_stack_varargs_pointer.
28314 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
28315 in s390_emit_prologue.
28316 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
28318 (morestack_ref): New global.
28319 (SPLIT_STACK_AVAILABLE): New macro.
28320 (s390_expand_split_stack_prologue): New function.
28321 (s390_live_on_entry): New function.
28322 (s390_va_start): Use split-stack vararg pointer if appropriate.
28323 (s390_asm_file_end): Emit the split-stack note sections.
28324 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
28325 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
28326 (UNSPECV_SPLIT_STACK_CALL): New unspec.
28327 (UNSPECV_SPLIT_STACK_DATA): New unspec.
28328 (split_stack_prologue): New expand.
28329 (split_stack_space_check): New expand.
28330 (split_stack_data): New insn.
28331 (split_stack_call): New expand.
28332 (split_stack_call_*): New insn.
28333 (split_stack_cond_call): New expand.
28334 (split_stack_cond_call_*): New insn.
28336 2016-02-15 Richard Biener <rguenther@suse.de>
28338 PR tree-optimization/69783
28339 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28340 Add trivially correct cases.
28342 2016-02-15 Tom de Vries <tom@codesourcery.com>
28345 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
28347 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
28349 2016-02-15 Richard Biener <rguenther@suse.de>
28351 PR tree-optimization/69776
28352 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
28353 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
28354 indicate whether we can use TBAA to disambiguate against stores.
28355 Use alias-set zero if not.
28356 (visit_reference_op_store): Do not use TBAA when looking up
28358 * tree-ssa-pre.c (compute_avail): Use TBAA here.
28359 (eliminate_dom_walker::before_dom_children): But not when looking
28360 up redundant stores.
28362 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
28364 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
28366 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28368 * config/i386/znver1.md
28369 (znver1_pop, znver1_pop_mem,
28370 znver1_load_imov_double_store,
28371 znver1_load_imov_direct_store,
28372 znver1_load_imov_direct_load,
28373 znver1_load_imov_double_load): Add new.
28374 (znver1_insn, znver1_insn_load): Add icmov type.
28375 (znver1_sseavx_fma,
28376 znver1_sseavx_fma_load,
28378 znver1_avx256_fma_load): Fix pipe usage.
28380 2016-02-14 Alan Modra <amodra@gmail.com>
28383 * reload.c (find_reloads_address_1): For pre/post-inc/dec
28384 with an invalid hard reg, reload just the reg not the entire
28385 pre/post-inc/dec address expression.
28387 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28390 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
28391 fixed R1_REG scratch reg.
28392 (sibcall_value_pcrel_fdpic): Likewise.
28394 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
28398 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
28400 2016-02-12 Walter Lee <walt@tilera.com>
28402 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
28403 * config/tilegx/t-tilegx: Likewise.
28405 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28408 * diagnostic-show-locus.c (struct line_span): New struct.
28409 (layout::get_first_line): Delete.
28410 (layout::get_last_line): Delete.
28411 (layout::get_num_line_spans): New member function.
28412 (layout::get_line_span): Likewise.
28413 (layout::print_heading_for_line_span_index_p): Likewise.
28414 (layout::get_expanded_location): Likewise.
28415 (layout::calculate_line_spans): Likewise.
28416 (layout::m_first_line): Delete.
28417 (layout::m_last_line): Delete.
28418 (layout::m_line_spans): New field.
28419 (layout::layout): Update comment. Replace m_first_line and
28420 m_last_line with m_line_spans, replacing their initialization
28421 with a call to calculate_line_spans.
28422 (diagnostic_show_locus): When printing source lines and
28423 annotations, rather than looping over a single span
28424 of lines, instead loop over each line_span within
28425 the layout, with an inner loop over the lines within them.
28426 Call the context's start_span callback when changing line spans.
28427 * diagnostic.c (diagnostic_initialize): Initialize start_span.
28428 (diagnostic_build_prefix): Break out the building of the location
28429 part of the string into...
28430 (diagnostic_get_location_text): ...this new function, rewriting
28431 it from nested ternary expressions to a sequence of "if"
28433 (default_diagnostic_start_span_fn): New function.
28434 * diagnostic.h (diagnostic_start_span_fn): New typedef.
28435 (diagnostic_context::start_span): New field.
28436 (default_diagnostic_start_span_fn): New prototype.
28438 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28441 * gcc.c (driver::finalize): Fix cleanup of "specs".
28443 2016-02-12 David Malcolm <dmalcolm@redhat.com>
28447 * gcc.c (driver::driver): Initialize m_option_suggestions.
28448 (driver::~driver): Clean up m_option_suggestions.
28449 (suggest_option): Convert to...
28450 (driver::suggest_option): ...this, and split out into
28451 driver::build_option_suggestions and find_closest_string.
28452 (driver::build_option_suggestions): New function, from
28453 first half of suggest_option. Special-case
28454 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
28455 the sanitizer_opts array. For options of enum types, add the
28456 various enum values to the candidate strings.
28457 (driver::handle_unrecognized_options): Remove "const".
28458 * gcc.h (driver::handle_unrecognized_options): Likewise.
28459 (driver::build_option_suggestions): New decl.
28460 (driver::suggest_option): New decl.
28461 (driver::m_option_suggestions): New field.
28462 * opts-common.c (add_misspelling_candidates): New function.
28463 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
28464 and make non-static.
28465 * opts.h (sanitizer_opts): New array decl.
28466 (add_misspelling_candidates): New function decl.
28467 * spellcheck.c (find_closest_string): New function.
28468 * spellcheck.h (find_closest_string): New function decl.
28470 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28472 PR rtl-optimization/69764
28473 PR rtl-optimization/69771
28474 * optabs.c (expand_binop_directly): For shift_optab_p, force
28475 convert_modes with VOIDmode if xop1 has VOIDmode.
28477 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
28480 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
28481 to correctly determine instrumentation thunks.
28483 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28486 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
28487 type by reference, force lhs on the call.
28490 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
28491 Compute retval and retbnd early in all cases if split_part_return_p
28492 and return_bb is not EXIT. Remove all clobber stmts and reset
28493 all debug stmts that refer to SSA_NAMEs defined in split part,
28494 except if it is retval, in that case replace the old retval with the
28495 lhs of the call to the split part.
28497 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28500 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28502 PR middle-end/66726
28503 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28504 whose result is used in PHI.
28505 (maybe_optimize_range_tests): Likewise.
28506 (final_range_test_p): Likweise.
28508 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28510 PR middle-end/66726
28511 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
28512 whose result is used in PHI.
28513 (maybe_optimize_range_tests): Likewise.
28514 (final_range_test_p): Likweise.
28516 2016-02-12 Jakub Jelinek <jakub@redhat.com>
28518 * cgraph.c: Spelling fixes - behaviour -> behavior and
28519 neighbour -> neighbor.
28520 * target.def: Likewise.
28521 * sel-sched.c: Likewise.
28522 * config/mips/mips.c: Likewise.
28523 * config/arc/arc.md: Likewise.
28524 * config/arm/cortex-a57.md: Likewise.
28525 * config/arm/arm.c: Likewise.
28526 * config/arm/neon.md: Likewise.
28527 * config/arm/arm-c.c: Likewise.
28528 * config/vms/vms-c.c: Likewise.
28529 * config/s390/s390.c: Likewise.
28530 * config/i386/znver1.md: Likewise.
28531 * config/i386/i386.c: Likewise.
28532 * config/ia64/hpux-unix2003.h: Likewise.
28533 * config/msp430/msp430.md: Likewise.
28534 * config/rx/rx.c: Likewise.
28535 * config/rx/rx.md: Likewise.
28536 * config/aarch64/aarch64-simd.md: Likewise.
28537 * config/aarch64/aarch64.c: Likewise.
28538 * config/nvptx/nvptx.c: Likewise.
28539 * config/bfin/bfin.c: Likewise.
28540 * config/cris/cris.opt: Likewise.
28541 * config/rs6000/rs6000.c: Likewise.
28542 * target.h: Likewise.
28543 * spellcheck.c: Likewise.
28544 * ira-build.c: Likewise.
28545 * tree-inline.c: Likewise.
28546 * builtins.c: Likewise.
28547 * lra-constraints.c: Likewise.
28548 * explow.c: Likewise.
28549 * hwint.h: Likewise.
28550 * targhooks.c: Likewise.
28551 * tree-vect-data-refs.c: Likewise.
28552 * expr.c: Likewise.
28553 * doc/tm.texi: Likewise.
28554 * doc/extend.texi: Likewise.
28555 * doc/install.texi: Likewise.
28556 * doc/md.texi: Likewise.
28557 * tree-ssa-tail-merge.c: Likewise.
28558 * sched-int.h: Likewise.
28559 * match.pd: Likewise.
28560 * sched-ebb.c: Likewise.
28561 * target.def (omit_struct_return_reg): Likewise.
28562 * gimple-ssa-isolate-paths.c: Likewise.
28563 (find_implicit_erroneous_behaviour): Renamed to...
28564 (find_implicit_erroneous_behavior): ... this.
28565 (find_explicit_erroneous_behaviour): Renamed to...
28566 (find_explicit_erroneous_behavior): ... this.
28567 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
28569 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
28571 PR rtl-optimization/64682
28572 PR rtl-optimization/69567
28573 PR rtl-optimization/69737
28574 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
28575 in I2 as well, just lose it.
28577 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28579 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
28581 (aarch64_last_printed_tune_string): Likewise.
28582 (aarch64_declare_function_name): Only output .arch assembler
28583 directive if it will be different from the previously output
28584 directive. Same for .tune comment but only if -dA is set.
28585 (aarch64_start_file): New function.
28586 (TARGET_ASM_FILE_START): Define.
28588 2016-02-11 David Malcolm <dmalcolm@redhat.com>
28591 * Makefile.in (PLUGIN_HEADERS): Add params.list.
28593 2016-02-11 Jakub Jelinek <jakub@redhat.com>
28596 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
28597 -Wmaybe-uninitialized warning.
28599 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
28602 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
28604 2016-02-11 Richard Biener <rguenther@suse.de>
28606 PR rtl-optimization/69291
28607 * ifcvt.c (noce_try_store_flag_constants): Do not allow
28608 subexpressions affected by changing the result.
28610 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
28613 * lra-constraints.c (curr_insn_transform): Find in/out operands
28614 for secondary memory moves. Update dups.
28616 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
28618 PR tree-optimization/69652
28619 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
28620 to nested loop, did source re-formatting, skip debug statements,
28621 add check on statement with volatile operand, remove dead scalar
28624 2016-02-10 Jakub Jelinek <jakub@redhat.com>
28625 Patrick Palka <ppalka@gcc.gnu.org>
28629 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
28630 calls if the return type is TREE_ADDRESSABLE.
28631 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
28632 * ipa-split.c (split_function): Fix doubled "we" in comment.
28633 Use void return type for the split part even if
28634 !split_point->split_part_set_retval.
28636 2016-02-10 Bin Cheng <bin.cheng@arm.com>
28638 PR tree-optimization/68021
28639 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
28640 when computing the value of biv cand by itself.
28642 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
28644 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
28645 (cortexa57_tunings): Likewise.
28646 (cortexa72_tunings): Likewise.
28647 (arch_macro_fusion_pair_p): Add support for AES fusion.
28648 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
28649 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
28650 Allow virtual registers before reload so early scheduling works.
28651 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
28652 correct latency and pipeline.
28653 (cortex_a57_crypto_complex): Likewise.
28654 (cortex_a57_crypto_xor): Likewise.
28655 (define_bypass): Add AES bypass.
28657 2016-02-10 Richard Biener <rguenther@suse.de>
28659 PR tree-optimization/69726
28660 * passes.def: Add DCE pass before late uninit.
28661 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
28662 really fixup if-conversions job.
28664 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
28666 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
28667 (arm_cortex_a57_tune): Likewise.
28668 (aarch_macro_fusion_pair_p): Add support for AES fusion.
28669 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
28671 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
28673 * timevar.def (TV_PHASE_DBGINFO): Delete.
28674 (TV_PHASE_CHECK_DBGINFO): Likewise.
28675 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
28677 2016-02-10 Richard Biener <rguenther@suse.de>
28679 PR tree-optimization/69719
28680 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28681 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
28683 2016-02-09 Andrew Pinski <apinski@cavium.com>
28686 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
28687 get_vcond_mask_icode returns false.
28689 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
28692 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
28693 an ADDIS that adds a pointer to a large constant that sets the
28694 upper16 bits with a load operation.
28696 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
28699 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
28701 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
28703 (vzipq_s16): Likewise.
28704 (vzipq_s32): Likewise.
28705 (vzipq_f32): Likewise.
28706 (vzipq_u8): Likewise.
28707 (vzipq_u16): Likewise.
28708 (vzipq_u32): Likewise.
28709 (vzipq_p8): Likewise.
28710 (vzipq_p16): Likewise.
28712 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
28715 * config/arm/arm.c (neon_endian_lane_map): New function.
28716 (neon_vector_pair_endian_lane_map): New function.
28717 (arm_evpc_neon_vuzp): Allow for big endian lane order.
28718 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
28720 (vuzpq_s16): Likewise.
28721 (vuzpq_s32): Likewise.
28722 (vuzpq_f32): Likewise.
28723 (vuzpq_u8): Likewise.
28724 (vuzpq_u16): Likewise.
28725 (vuzpq_u32): Likewise.
28726 (vuzpq_p8): Likewise.
28727 (vuzpq_p16): Likewise.
28729 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
28732 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
28735 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
28737 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
28738 truncate const_int operand 1 to QImode.
28740 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
28742 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
28743 corresponding to an abnormal edge.
28745 2016-02-09 Tom de Vries <tom@codesourcery.com>
28747 PR tree-optimization/69599
28748 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
28750 (find_func_aliases_for_builtin_call, find_func_clobbers)
28751 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
28754 2016-02-09 Richard Biener <rguenther@suse.de>
28756 PR tree-optimization/69715
28757 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
28758 LHS on calls as non-rewritable.
28760 2016-02-09 Tom de Vries <tom@codesourcery.com>
28763 * lto-wrapper.c (append_diag_options): New function.
28764 (compile_offload_image): Call append_diag_options.
28766 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
28769 * doc/extend.texi (Flag Output Operands): Correct sectioning.
28770 Minor copy-edit to fix verb tenses.
28772 2016-02-08 Jakub Jelinek <jakub@redhat.com>
28774 PR tree-optimization/69209
28775 * ipa-split.c (split_function): If split part is not
28776 returning retval, retval has gimple type but is not
28777 gimple value, force it into a SSA_NAME first.
28779 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
28781 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
28784 2016-02-08 Jason Merrill <jason@redhat.com>
28787 * convert.c (convert_to_integer_1): Check dofold on truncation
28789 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
28790 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
28791 Rename from *_nofold.
28792 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
28793 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
28795 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
28798 * tree.c (build_common_tree_nodes): Remove short_double argument.
28799 All callers changed.
28800 * tree.h (build_common_tree_nodes): Adjust declaration.
28801 * doc/invoke.texi (-fshort-double): Remove documentation.
28802 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
28803 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
28804 * lto-wrapper.c (merge_and_complain, append_compiler_options)
28805 (append_linker_options): Don't handle OPT_fshort_double.
28807 PR rtl-optimization/68730
28808 * lra-remat.c (insn_to_cand_activation): New static variable.
28809 (lra_remat): Allocate and free it.
28810 (create_cand): New arg activation. Initialize a field in
28811 insn_to_cand_activation if it is nonnull.
28812 (create_cands): Pass the activation insn to create_cand when making
28813 a candidate involving an output reload. Reorganize code a little.
28814 (do_remat): Keep track of active status of candidates in a separate
28817 2016-02-08 Richard Biener <rguenther@suse.de>
28819 PR tree-optimization/69719
28820 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
28821 Properly use absolute of the difference of the two offsets to
28822 compare or adjust the segment length.
28824 2016-02-08 Richard Biener <rguenther@suse.de>
28825 Jeff Law <law@redhat.com>
28828 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
28829 types for anonymous SSA names.
28831 2016-02-08 Richard Biener <rguenther@suse.de>
28833 PR rtl-optimization/69274
28834 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
28836 2016-02-08 Jeff Law <law@redhat.com>
28838 PR tree-optimization/65917
28839 * tree-ssa-dom.c (record_temporary_equivalences): Record both
28840 equivalences from if (x == y) style conditionals.
28841 (loop_depth_of_name): Remove.
28842 (record_equality): Remove loop depth check.
28843 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
28844 (const_and_copies::record_const_or_copy_raw): New member function.
28845 * tree-ssa-scopedtables.c
28846 (const_and_copies::record_const_or_copy_raw): New, factored out of
28847 (const_and_copies::record_const_or_copy): Call new member function.
28849 2016-02-05 Jeff Law <law@redhat.com>
28851 PR tree-optimization/68541
28852 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
28853 (count_stmts_in_block): New function.
28854 (poor_ifcvt_candidate_code): Likewise.
28855 (is_feasible_trace): Add some heuristics to determine when path
28856 splitting is profitable.
28857 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
28858 is a diamond with a single exit.
28860 2016-02-05 Martin Sebor <msebor@redhat.com>
28863 * doc/invoke.texi: Update -Wplacement-new to take an optional
28866 2016-02-06 Richard Henderson <rth@redhat.com>
28869 * tree.c (tree_nop_conversion_p): Do not strip casts into or
28870 out of non-standard address spaces.
28872 2016-02-05 Jakub Jelinek <jakub@redhat.com>
28874 PR rtl-optimization/69691
28875 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
28877 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
28879 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
28880 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
28881 (*ieee128_mfvsrd_64bit): Likewise.
28882 (*ieee128_mfvsrd_32bit): Likewise.
28884 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
28888 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28890 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
28891 instrumented_version.
28893 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
28895 * doc/invoke.texi (Optimize Options): In table of --param options
28896 rename second occurrence of tracer-min-branch-ratio to
28897 tracer-min-branch-probability, rename
28898 tracer-min-branch-ratio-feedback to
28899 tracer-min-branch-probability-feedback and clarify description,
28900 rename sched-spec-state-edge-prob-cutoff to
28901 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
28902 to selsched-insns-to-rename, rename lto-minpartition to
28903 lto-min-partition, delete reorder-blocks-duplicate and
28904 reorder-blocks-duplicate-feedback.
28906 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28908 * config/s390/s390.c (s390_register_info_set_ranges): Remove
28911 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
28913 * doc/extend.texi: S/390: Correct some typos.
28915 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28917 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
28919 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28922 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
28923 (s390_register_info_gprtofpr): Use new macros above.
28924 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
28926 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
28927 its name. Adjust restore and save gpr ranges.
28928 (s390_register_info_set_ranges): New function.
28929 (s390_register_info): Use new macros above. Call
28930 s390_register_info_set_ranges.
28931 (s390_optimize_register_info): Likewise.
28932 (s390_hard_regno_rename_ok): Use new macros.
28933 (s390_hard_regno_scratch_ok): Likewise.
28934 (s390_emit_epilogue): Likewise.
28935 (s390_can_use_return_insn): Likewise.
28936 (s390_optimize_prologue): Likewise.
28937 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
28939 2016-02-05 Jakub Jelinek <jakub@redhat.com>
28942 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
28944 (ix86_option_override_internal): Disable TARGET_STV even for
28945 -m{incoming,preferred}-stack-boundary=3.
28947 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28949 * config.gcc: Mark deprecated rtems targets as obsolete.
28951 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
28953 PR rtl-optimization/64682
28954 PR rtl-optimization/69567
28955 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
28956 before I2 only if the register is both used and set in I2.
28958 2016-02-04 DJ Delorie <dj@redhat.com>
28960 * config/msp430/msp430.c (msp430_start_function): Add function type.
28962 2016-02-04 Jakub Jelinek <jakub@redhat.com>
28965 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
28967 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
28969 PR rtl-optimization/69577
28971 2015-10-29 Richard Henderson <rth@redhat.com>
28975 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
28976 sse check to the exact conditions of PR 67609.
28978 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
28981 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
28982 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
28983 not allowed into the traditional Altivec registers.
28984 (movtd_64bit_nodm): Likewise.
28985 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
28987 2016-02-04 David Malcolm <dmalcolm@redhat.com>
28989 * config/aarch64/cortex-a57-fma-steering.c
28990 (aarch64_register_fma_steering): Remove "static" from arguments
28993 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
28996 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
28997 twice when complex.
28999 2016-02-04 Mike Frysinger <vapier@gentoo.org>
29001 * doc/invoke.texi: Delete -mno-fma4.
29003 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
29005 PR rtl-optimization/69577
29006 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
29007 (find_subregs_of_mode): Update accordingly. Iterate over partial
29010 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
29012 * config/arm/arm-protos.h (neon_reinterpret): Remove.
29013 * config/arm/arm.c (neon_reinterpret): Remove.
29014 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
29015 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
29016 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
29017 vreinterpretti): Remove.
29018 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
29019 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
29020 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
29021 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
29022 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
29023 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
29024 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
29025 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
29026 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
29027 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
29028 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
29029 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
29030 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
29031 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
29032 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
29033 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
29034 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
29035 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
29036 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
29037 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
29038 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
29039 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
29040 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
29041 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
29042 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
29043 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
29044 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
29045 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
29046 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
29047 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
29048 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
29049 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
29050 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
29051 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
29052 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
29053 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
29054 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
29055 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
29056 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
29057 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
29058 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
29059 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
29060 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
29061 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
29062 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
29063 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
29064 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
29065 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
29066 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
29067 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
29068 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
29069 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
29070 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
29071 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
29072 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
29073 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
29074 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
29075 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
29076 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
29077 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
29078 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
29079 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
29080 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
29081 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
29082 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
29083 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
29084 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
29085 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
29086 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
29087 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
29088 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
29089 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
29090 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
29091 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
29092 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
29093 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
29094 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
29095 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
29096 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
29097 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
29098 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
29099 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
29100 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
29101 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
29102 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
29103 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
29104 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
29105 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
29106 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
29107 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
29108 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
29109 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
29110 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
29111 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
29112 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
29113 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
29114 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
29115 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
29116 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
29117 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
29118 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
29119 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
29120 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
29122 2016-02-04 Martin Liska <mliska@suse.cz>
29125 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
29126 that are gimple_store_p.
29127 (maybe_instrument_call): Likewise.
29129 2016-02-04 Bin Cheng <bin.cheng@arm.com>
29131 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
29132 register scaling out of memory reference and comment why.
29134 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29138 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
29139 folding the source of a SET.
29141 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29145 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
29146 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
29148 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
29152 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
29155 2016-02-04 Christian Bruel <christian.bruel@st.com>
29157 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
29158 * config/arm/arm.c (arm_set_current_function): Likewise.
29160 2016-02-04 Jakub Jelinek <jakub@redhat.com>
29161 Ilya Enkovich <enkovich.gnu@gmail.com>
29162 H.J. Lu <hongjiu.lu@intel.com>
29165 * config/i386/i386.c (convert_scalars_to_vector): Remove
29166 stack alignment fixes.
29167 (ix86_option_override_internal): Disable TARGET_STV if stack
29168 might not be aligned enough.
29169 (ix86_minimum_alignment): Assert that TARGET_STV is false.
29171 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
29173 * config/i386/x86-tune.def: Disable default prefetching
29176 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
29177 Vladimir Makarov <vmakarov@redhat.com>
29180 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
29181 in validating fused toc addresses.
29183 2016-02-03 Jakub Jelinek <jakub@redhat.com>
29186 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
29187 range->m_caret fields if range->m_show_caret_p is false.
29190 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
29191 Force oldval into register if it does not satisfy reg_or_short_operand
29192 predicate. Fix up formatting.
29194 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
29195 Alexandre Oliva <aoliva@redhat.com>
29198 * lra-constraints.c (simplify_operand_subreg): Check additionally
29199 address validity after potential reloading.
29200 (process_address_1): Check insns validity. In case of failure do
29203 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
29206 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
29209 2016-02-02 Jakub Jelinek <jakub@redhat.com>
29211 * wide-int.cc (canonize_uhwi): New function.
29212 (wi::divmod_internal): Use it.
29214 2016-02-02 James Norris <jnorris@codesourcery.com>
29216 * gimplify.c (omp_notice_variable): Add usage check.
29218 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
29220 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
29221 like LE, GE, LT, GT when emitting relational operator.
29223 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29225 * ira-costs.c (find_costs_and_classes): Add extra argument.
29226 * target.def (ira_change_pseudo_allocno_class): Add parameter.
29227 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
29228 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
29229 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
29230 Add best_class parameter, and return it if not ALL_REGS.
29231 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
29233 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
29234 Update target hook.
29236 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
29238 * config/aarch64/aarch64.c
29239 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
29240 (aarch64_ira_change_pseudo_allocno_class): New function.
29242 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
29245 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
29247 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29249 * config/avr/avr.c (avr_option_override): Set
29250 PARAM_ALLOW_STORE_DATA_RACES to 1.
29252 2016-02-02 Richard Biener <rguenther@suse.de>
29254 PR tree-optimization/69595
29255 * match.pd: Add range test simplifications to true/false.
29257 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
29259 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
29260 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
29263 2016-02-02 Richard Biener <rguenther@suse.de>
29265 PR tree-optimization/69606
29266 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
29267 info on the result before moving a stmt.
29269 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
29271 PR middle-end/68542
29272 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
29273 branch with vector comparison.
29274 * config/i386/sse.md (VI48_AVX): New mode iterator.
29275 (define_expand "cbranch<mode>4): Add support for conditional branch
29276 with vector comparison.
29277 * tree-vect-loop.c (optimize_mask_stores): New function.
29278 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
29279 has_mask_store field of vect_info.
29280 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
29281 vectorized loops having masked stores after vec_info destroy.
29282 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
29283 correspondent macros.
29284 (optimize_mask_stores): Add prototype.
29286 2016-02-02 Alan Modra <amodra@gmail.com>
29289 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
29292 2016-02-02 Alan Modra <amodra@gmail.com>
29295 * config/rs6000/rs6000.c (need_toc_init): New var, set it
29296 whenever toc_label_name used.
29297 (rs6000_file_start): Don't set up toc section here,
29298 (rs6000_output_function_epilogue): do so here instead,
29299 (rs6000_xcoff_file_start): and here.
29300 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
29301 (load_toc_aix_di): Likewise.
29303 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29305 PR rtl-optimization/69592
29306 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
29307 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
29308 (num_sign_bit_copies_binary_arith_p): New inline function.
29309 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
29311 2016-02-01 Jeff Law <law@redhat.com>
29313 PR tree-optimization/69580
29314 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
29315 * tree-ssa-threadbackward.c
29316 (fsm_find_control_statement_thread_paths): Do not try to walk
29317 through large PHI nodes.
29319 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29321 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
29322 when count is incremented above limit, don't analyze further
29325 * omp-low.c (oacc_parse_default_dims): Avoid
29326 -Wsign-compare warning, make sure value fits into int
29327 rather than just unsigned int.
29329 2016-02-01 Bin Cheng <bin.cheng@arm.com>
29331 PR tree-optimization/67921
29332 * fold-const.c (split_tree): New parameters. Convert pointer
29333 type variable part to proper type before negating.
29334 (fold_binary_loc): Pass new arguments to split_tree.
29336 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
29338 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
29339 (nvptx_goacc_validate_dims): Extend to handle global defaults.
29340 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
29341 * doc/tm.texti: Rebuilt.
29342 * doc/invoke.texi (fopenacc-dim): Document.
29343 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
29344 (append_compiler_options): Likewise.
29345 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
29346 (oacc_parse_default_dims): New.
29347 (oacc_validate_dims): Add USED arg. Select non-unity default when
29349 (oacc_loop_fixed_partitions): Return mask of used partitions.
29350 (oacc_loop_auto_partitions): Emit dump info.
29351 (oacc_loop_partition): Return mask of used partitions.
29352 (execute_oacc_device_lower): Parse default dimension arg. Adjust
29353 loop partitioning and validation calls.
29355 2016-02-01 Richard Biener <rguenther@suse.de>
29357 PR middle-end/69556
29358 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
29360 2016-02-01 Richard Biener <rguenther@suse.de>
29362 PR tree-optimization/69574
29363 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
29364 of asserting return chrec_dont_know.
29366 2016-02-01 Martin Liska <mliska@suse.cz>
29368 * mem-stats-traits.h: Add copyright header.
29369 * mem-stats.h: Likewise.
29371 2016-02-01 Richard Biener <rguenther@suse.de>
29373 PR tree-optimization/69579
29374 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
29375 Do not propagate through abnormal PHI results.
29377 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
29379 * postreload.c (reload_cse_simplify): Remove dead code.
29381 2016-02-01 Jakub Jelinek <jakub@redhat.com>
29383 PR rtl-optimization/69570
29384 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
29385 if there is more than one set, not if there is a single set.
29387 2016-02-01 Richard Henderson <rth@redhat.com>
29390 * combine.c (make_compound_operation): When looking through a
29391 subreg, make sure to re-extend to the width of the outer mode.
29393 2016-01-30 Jakub Jelinek <jakub@redhat.com>
29395 PR tree-optimization/69546
29396 * wide-int.cc (wi::divmod_internal): For unsigned division
29397 where both operands fit into uhwi, if o1 is 1 and o0 has
29398 msb set, if divident_prec is larger than bits per hwi,
29399 clear another quotient word and return 2 instead of 1.
29400 Similarly for remainder with msb in HWI set, if dividend_prec
29401 is larger than bits per hwi.
29403 2016-01-29 Martin Jambor <mjambor@suse.cz>
29405 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
29406 Use short lowercase names.
29407 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
29408 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
29409 acq_rel one. Protect warning agains segfaults if
29410 get_memory_order_name returns NULL.
29411 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
29412 with release semantics. Do not warn if get_memory_order already did.
29413 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
29414 semantics. Fix check for relaxed or acquire semantics. Do not warn
29415 if get_memory_order already did.
29417 2016-01-29 Sebastian Pop <s.pop@samsung.com>
29419 * doc/install.texi: Document that isl-0.16 is supported.
29421 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
29424 * config/i386/constraints.md (Bm): Describe as special memory
29426 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
29427 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29428 * genpreds.c (struct constraint_data): Add is_special_memory.
29429 (have_special_memory_constraints, special_memory_start): New
29431 (special_memory_end): Ditto.
29432 (add_constraint): Add new arg is_special_memory. Add code to
29433 process its true value. Update have_special_memory_constraints.
29434 (process_define_constraint): Pass the new arg.
29435 (process_define_register_constraint): Ditto.
29436 (choose_enum_order): Process special memory.
29437 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
29438 function insn_extra_special_memory_constraint.
29439 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29440 * gensupport.c (process_rtx): Process
29441 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
29442 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
29443 * ira-lives.c (single_reg_class): Use
29444 insn_extra_special_memory_constraint.
29445 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
29446 * lra-constraints.c (process_alt_operands): Ditto.
29447 (curr_insn_transform): Use insn_extra_special_memory_constraint.
29448 * recog.c (asm_operand_ok, preprocess_constraints): Process
29450 * reload.c (find_reloads): Ditto.
29451 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
29452 * stmt.c (parse_input_constraint): Use
29453 insn_extra_special_memory_constraint.
29455 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29458 * lra-splill.c (lra_final_code_change): Revert r229087 by
29459 removing all sub-registers.
29461 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
29464 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
29466 2016-01-29 Jakub Jelinek <jakub@redhat.com>
29469 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
29470 SSE1, copy target into the temporary reg first before recursing
29473 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
29475 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
29478 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29480 * ginclude/stdarg.h: Test __cplusplus instead of
29481 __GXX_EXPERIMENTAL_CXX0X__.
29483 2016-01-29 Richard Biener <rguenther@suse.de>
29485 PR tree-optimization/69547
29486 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
29487 Do not mark clobbers necessary.
29488 (mark_all_reaching_defs_necessary_1): Likewise.
29490 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29492 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
29493 declaration name with %qs and print it in both error messages.
29494 Also fix indentation.
29496 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
29499 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
29500 trailing blank line from error message.
29502 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
29505 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
29508 2016-01-29 Richard Biener <rguenther@suse.de>
29510 PR middle-end/69537
29511 * match.pd: Allow all integral types when simplifying a
29512 widening or sign-changing conversion.
29514 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29516 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
29517 back to setting codegen_error to fail codegen.
29519 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
29522 * config/i386/constraints.md (C): Only accept constant zero operand.
29523 (BC): New constraint.
29524 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
29525 instead of C constraint.
29526 * doc/md.texi (Machine Constraints): Update description
29529 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
29532 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
29534 2016-01-28 Jakub Jelinek <jakub@redhat.com>
29536 PR middle-end/69542
29537 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
29540 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
29542 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
29543 branches if using guessed profile.
29545 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
29547 * graphite-optimize-isl.c (optimize_isl): Fix dump.
29549 2016-01-28 Richard Henderson <rth@redhat.com>
29552 * config/aarch64/aarch64-modes.def (CC_Cmode): New
29553 * config/aarch64/aarch64-protos.h: Update.
29554 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
29555 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
29556 (aarch64_get_condition_code_1): Handle CC_Cmode.
29557 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
29558 (*add<mode>3_compareC_cconly_imm): New.
29559 (*add<mode>3_compareC_cconly): New.
29560 (*add<mode>3_compareC_imm): New.
29561 (add<mode>3_compareC): New.
29562 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
29563 to be first. Use aarch64_carry_operation.
29564 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
29565 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
29566 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
29567 (subti3): Use subdi3_compare1.
29568 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
29569 (sub<mode>3_compare1): New.
29570 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
29571 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
29572 (*subsi3_carryin_uxtw): Likewise.
29573 (*ngc<mode>, *ngcsi_uxtw): Likewise.
29574 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
29575 * config/aarch64/iterators.md (DWI): New.
29576 * config/aarch64/predicates.md (aarch64_carry_operation): New.
29577 (aarch64_borrow_operation): New.
29579 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
29581 * graphite-optimize-isl.c (optimize_isl): Print a different debug
29582 message when isl does not return a valid schedule.
29584 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29586 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
29587 Remove comments from class declarations: they are already in the code
29590 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29592 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
29594 (ternary_op_to_tree): Same.
29595 (unary_op_to_tree): Same.
29596 (nary_op_to_tree): Same.
29597 (gcc_expression_from_isl_expr_op): Same.
29598 (gcc_expression_from_isl_expression): Same.
29599 (graphite_create_new_loop): Same.
29600 (graphite_create_new_loop_guard): Same.
29601 (build_iv_mapping): Same.
29602 (graphite_create_new_guard): Same.
29603 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
29604 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
29606 2016-01-28 Sebastian Pop <s.pop@samsung.com>
29608 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
29609 instead of setting codegen_error to fail codegen.
29611 2016-01-28 Jason Merrill <jason@redhat.com>
29613 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
29615 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29617 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
29618 Remove CONST_INT_P check in CCMP cost calculation.
29620 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29622 * config/aarch64/aarch64.c (generic_vector_cost):
29623 Set vec_permute_cost.
29624 (cortexa57_vector_cost): Likewise.
29625 (exynosm1_vector_cost): Likewise.
29626 (xgene1_vector_cost): Likewise.
29627 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
29628 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
29629 Add vec_permute_cost entry.
29631 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
29633 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
29635 (add<mode>3_compare0): Likewise.
29636 (addsi3_compare0_uxtw): Likewise.
29637 (add<mode>3nr_compare0): Likewise.
29638 (compare_neg<mode>): Likewise.
29639 (<optab><mode>3): Likewise.
29641 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
29643 * tree-vect-stmts.c (vectorizable_comparison): Add
29644 NULL check for vectype.
29646 2016-01-28 Richard Biener <rguenther@suse.de>
29648 PR tree-optimization/69466
29649 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
29650 Account for PHIs we couldn't duplicate.
29652 2016-01-28 Martin Liska <mliska@suse.cz>
29655 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
29656 instead of ENABLE_VALGRIND_CHECKING.
29658 2016-01-27 Richard Henderson <rth@redhat.com>
29661 * lra-remat.c (subreg_regs): New.
29662 (dump_candidates_and_remat_bb_data): Dump it.
29663 (operand_to_remat): Reject if operand in subreg_regs.
29664 (set_bb_regs): Collect subreg_regs.
29665 (lra_remat): Init and free subreg_regs. Compute
29666 calculate_local_reg_remat_bb_data before create_cands.
29668 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
29671 * config/i386/i386.c (ix86_update_stack_boundary): Don't
29672 change stack_alignment_needed for __tls_get_addr call.
29674 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
29676 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
29678 2016-01-27 Jeff Law <law@redhat.com>
29680 PR tree-optimization/68398
29681 PR tree-optimization/69196
29682 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
29683 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
29684 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29685 Only count PHIs in the last block in the path. The others will
29686 const/copy propagate away. Add heuristic to allow more irreducible
29687 subloops to be created when it is likely profitable to do so.
29689 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29690 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
29691 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
29693 2016-01-27 Jakub Jelinek <jakub@redhat.com>
29696 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
29697 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
29698 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
29699 * tree-streamer-in.c: Include asan.h.
29700 (streamer_get_builtin_tree): For builtins in sanitizer
29701 range call initialize_sanitizer_builtins and retry.
29703 2016-01-27 Ian Lance Taylor <iant@google.com>
29705 * common.opt (fkeep-gc-roots-live): New undocumented option.
29706 * tree-ssa-loop-ivopts.c (add_candidate_1): If
29707 -fkeep-gc-roots-live, skip pointers.
29708 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
29711 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
29714 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
29715 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
29717 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
29720 * configure.ac: NetBSD provides SSP in its C library.
29721 * configure: Updated.
29723 2016-01-27 Richard Biener <rguenther@suse.de>
29725 PR tree-optimization/69166
29726 * tree-vect-loop.c (vect_is_simple_reduction): Always check
29727 reduction code for commutativity / associativity.
29729 2016-01-27 Martin Jambor <mjambor@suse.cz>
29731 PR tree-optimization/69355
29732 * tree-sra.c (analyze_access_subtree): Correct hole detection when
29733 total_scalarization fails.
29735 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
29737 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
29740 2016-01-27 Christian Bruel <christian.bruel@st.com>
29743 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
29744 Move arm_reset_previous_fndecl and set_target_option_current_node in
29745 the conditional part. Call save_restore_target_globals.
29746 * config/arm/arm.c (arm_set_current_function):
29747 Refactor to better support #pragma target and attribute mix.
29748 Call save_restore_target_globals.
29749 * config/arm/arm-protos.h (save_restore_target_globals): New function.
29751 2016-01-27 Martin Liska <mliska@suse.cz>
29753 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
29754 reference for an HSA kernel and its host function.
29756 2016-01-27 Jakub Jelinek <jakub@redhat.com>
29758 PR tree-optimization/69399
29759 * wide-int.h (wi::lrshift): For larger precisions, only
29760 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
29762 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
29764 * config/arc/predicates.md (proper_comparison_operator): Reject
29765 constant-constant comparison.
29767 2016-01-26 Tom de Vries <tom@codesourcery.com>
29769 PR tree-optimization/69110
29770 * tree-data-ref.c (initialize_data_dependence_relation): Handle
29771 DR_NUM_DIMENSIONS == 0.
29773 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
29774 Sebastian Pop <s.pop@samsung.com>
29776 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
29777 isl_ast_op_cond and isl_ast_op_select.
29778 (gcc_expression_from_isl_expr_op): Same.
29780 2016-01-26 Jason Merrill <jason@redhat.com>
29783 * tree.c (recompute_constructor_flags): Split out from
29785 (verify_constructor_flags): New.
29786 * tree.h: Declare them.
29788 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
29790 PR rtl-optimization/69217
29791 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
29792 are no TYPE_FIELDS set for the record type.
29794 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29797 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
29798 toc_label_name unconditionally.
29799 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
29800 SYMBOL_REF string. Use toc_label_name instead of constructing
29802 (rs6000_elf_declare_function_name): Use toc_label_name instead of
29803 constructing LCTOC1.
29805 2016-01-26 Martin Sebor <msebor@redhat.com>
29808 * doc/extend.texi (Common Type Attributes): Move text that talks about
29809 attribute packed from attribute aligned to the section discussing
29810 the former attribute for clarity.
29812 2016-01-26 Richard Henderson <rth@redhat.com>
29814 PR middle-end/60908
29815 * trans-mem.c (tm_region_init): Mark entry block as visited.
29817 2016-01-26 David Malcolm <dmalcolm@redhat.com>
29820 * diagnostic-show-locus.c (layout::print_source_line): Replace
29821 call to pp_newline with call to layout::print_newline.
29822 (layout::print_annotation_line): Likewise.
29823 (layout::move_to_column): Likewise.
29824 (layout::print_any_fixits): After printing any fixits, print a
29825 trailing newline, if necessary.
29826 (layout::print_newline): New method, resetting any colorization
29828 (diagnostic_show_locus): Move the pp_newline to before the
29829 early bailout. Remove dummy block enclosing the layout instance.
29830 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
29831 of pp_newline_and_flush with pp_flush.
29832 (diagnostic_append_note): Delete use of pp_newline.
29833 (diagnostic_append_note_at_rich_loc): Delete.
29834 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
29835 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
29836 when newline characters are added to the buffer.
29838 2016-01-26 Michael Matz <matz@suse.de>
29840 * configure.ac (ac_cv_std_swap_in_utility): New test.
29841 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
29842 * configure: Regenerate.
29843 * config.in: Regenerate.
29845 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
29847 * config/arc/arc.md (cstoresi4): Force operand into register.
29848 (arcset<code>): Fix predicate.
29849 (arcsetltu): Likewise.
29850 (arcsetgeu): Likewise.
29851 (arcsethi): Likewise.
29852 (arcsetls): Likewise.
29854 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29856 PR tree-optimization/69483
29857 * gimple-fold.c (canonicalize_constructor_val): Return NULL
29858 if base has error_mark_node type.
29860 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
29863 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
29864 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
29866 (vget_lane_f16): Handle big-endian.
29867 (vgetq_lane_f16): Likewise.
29868 (vset_lane_f16): Likewise.
29869 (vsetq_lane_f16): Likewise.
29870 * config/arm/iterators.md (VQXMOV): Add V8HF.
29871 (VDQ): Add V4HF and V8HF.
29872 (V_reg): Handle V4HF and V8HF.
29873 (Is_float_mode): Likewise.
29874 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
29875 neon_vdup_nv8hf): New patterns.
29876 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
29877 Use VD_LANE iterator.
29878 (neon_vld1_dup<mode>): Use VQ2 iterator.
29880 2016-01-26 Nathan Sidwell <nathan@acm.org>
29882 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
29883 (set_oacc_fn_attrib): Add IS_KERNEL arg.
29884 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
29885 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
29886 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
29887 (oacc_validate_dims): Add LEVEL arg, don't return level.
29888 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
29889 oacc_validate_dims.
29890 (execute_oacc_device_lower): Adjust, add more dump output.
29891 * tree-ssa-loop.c (gate_oacc_kernels): Use
29892 oacc_fn_attrib_kernels_p.
29893 * tree-parloops.c (create_parallel_loop): Adjust
29894 set_oacc_fn_attrib call.
29896 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29899 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
29900 (append_compiler_options): Handle -fcilkplus.
29901 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
29903 2016-01-26 Nick Clifton <nickc@redhat.com>
29906 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
29907 been marked as DECL_ONE_ONLY but we do not the means to make it
29908 so, then do not allow it to bind locally.
29910 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29913 * opts.h (parse_sanitizer_options): New prototype.
29914 * opts.c (sanitizer_opts): New array.
29915 (parse_sanitizer_options): New function.
29916 (common_handle_option): Use parse_sanitizer_options.
29918 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
29921 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
29922 alignment adjustment to ...
29923 (ix86_update_stack_boundary): Here. Don't over-align stack for
29925 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
29926 if __tls_get_addr is called.
29928 2016-01-26 Christian Bruel <christian.bruel@st.com>
29930 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
29932 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
29934 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
29936 2016-01-26 Richard Biener <rguenther@suse.de>
29938 PR middle-end/69467
29939 * match.pd: Guard X * CST CMP 0 pattern with single_use.
29941 2016-01-26 Richard Biener <rguenther@suse.de>
29943 PR tree-optimization/69452
29944 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
29945 (move_computations_dom_walker::before_dom_children): Rename
29947 (move_computations_worker): This.
29948 (move_computations): Perform an RPO rather than a DOM walk.
29950 2016-01-26 Jakub Jelinek <jakub@redhat.com>
29953 * combine.c (combine_instructions): For REG_EQUAL note with
29954 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
29955 to the underlying register.
29956 * doc/rtl.texi (REG_EQUAL): Document the behavior of
29957 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
29959 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
29962 * config/aarch64/aarch64-builtins.c
29963 (aarch64_init_simd_builtin_types): Do not set structural
29964 equality to __Poly{8,16,64,128}_t types.
29966 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
29968 PR tree-optimization/69400
29969 * wide-int.cc (wi_pack): Take the precision as argument and
29970 perform canonicalization here rather than in the callers.
29971 Use the main loop to handle all full-width HWIs. Add a
29972 zero HWI if in_len isn't a full result.
29973 (wi::divmod_internal): Update accordingly.
29974 (wi::mul_internal): Likewise. Simplify.
29976 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
29977 Sebastian Pop <s.pop@samsung.com>
29979 * graphite-poly.c (apply_poly_transforms): Simplify.
29980 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
29981 (print_isl_map): Same.
29982 (print_isl_union_map): Same.
29983 (print_isl_schedule): New.
29984 (debug_isl_schedule): New.
29985 * graphite-dependences.c (scop_get_reads): Do not call
29986 isl_union_map_add_map that is undocumented isl functionality.
29987 (scop_get_must_writes): Same.
29988 (scop_get_may_writes): Same.
29989 (scop_get_original_schedule): Remove.
29990 (scop_get_dependences): Do not call isl_union_map_compute_flow that
29991 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
29992 (compute_deps): Remove.
29993 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
29994 (debug_schedule_ast): New.
29995 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
29996 set_separate_option.
29997 (graphite_regenerate_ast_isl): Add dump.
29998 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
29999 from scop->transformed_schedule.
30000 (graphite_regenerate_ast_isl): Add more dump.
30001 * graphite-optimize-isl.c (optimize_isl): Set
30002 scop->transformed_schedule. Check whether schedules are equal.
30003 (apply_poly_transforms): Move here.
30004 * graphite-poly.c (apply_poly_transforms): ... from here.
30005 (free_poly_bb): Static.
30006 (free_scop): Static.
30007 (pbb_number_of_iterations_at_time): Remove.
30008 (print_isl_ast): New.
30009 (debug_isl_ast): New.
30010 (debug_scop_pbb): New.
30011 * graphite-scop-detection.c (print_edge): Move.
30012 (print_sese): Move.
30013 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
30014 (build_scop_scattering): Remove.
30015 (create_pw_aff_from_tree): Assert instead of bailing out.
30016 (add_condition_to_pbb): Remove unused code, do not fail.
30017 (add_conditions_to_domain): Same.
30018 (add_conditions_to_constraints): Remove.
30019 (build_scop_context): New.
30020 (add_iter_domain_dimension): New.
30021 (build_iteration_domains): Initialize pbb->iterators.
30022 Call add_conditions_to_domain.
30025 (index_outermost_in_loop): New.
30026 (index_pbb_in_loop): New.
30027 (outermost_pbb_in): New.
30028 (add_in_sequence): New.
30029 (add_outer_projection): New.
30030 (outer_projection_mupa): New.
30031 (add_loop_schedule): New.
30032 (build_schedule_pbb): New.
30033 (build_schedule_loop): New.
30034 (embed_in_surrounding_loops): New.
30035 (build_schedule_loop_nest): New.
30036 (build_original_schedule): New.
30037 (build_poly_scop): Call build_original_schedule.
30038 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
30039 (free_poly_dr): Remove.
30040 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
30041 (free_poly_bb): Remove.
30042 (debug_loop_vec): Remove.
30043 (print_isl_ast): Declare.
30044 (debug_isl_ast): Declare.
30045 (scop_do_interchange): Remove.
30046 (scop_do_strip_mine): Remove.
30047 (scop_do_block): Remove.
30048 (flatten_all_loops): Remove.
30049 (optimize_isl): Remove.
30050 (pbb_number_of_iterations_at_time): Remove.
30051 (debug_scop_pbb): Declare.
30052 (print_schedule_ast): Declare.
30053 (debug_schedule_ast): Declare.
30054 (struct scop): Remove schedule. Add original_schedule,
30055 transformed_schedule.
30056 (free_gimple_poly_bb): Remove.
30057 (print_generated_program): Remove.
30058 (debug_generated_program): Remove.
30059 (unify_scattering_dimensions): Remove.
30060 * sese.c (print_edge): ... here.
30061 (print_sese): ... here.
30062 (debug_edge): ... here.
30063 (debug_sese): ... here.
30064 * sese.h (print_edge): Declare.
30065 (print_sese): Declare.
30066 (dump_edge): Declare.
30067 (dump_sese): Declare.
30069 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
30070 Sebastian Pop <s.pop@samsung.com>
30072 * Makefile.in: Set ISLVER in site.exp.
30074 2016-01-25 Jakub Jelinek <jakub@redhat.com>
30076 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
30077 DECL_VALUE_EXPR of new_var even for the non-array case. Look
30078 through DECL_VALUE_EXPR for expansion.
30080 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
30082 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
30083 the frame info after reload completed.
30085 2016-01-25 Jeff Law <law@redhat.com>
30087 PR tree-optimization/69196
30088 PR tree-optimization/68398
30089 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
30090 tree-ssa-threadupdate.c.
30091 (determine_bb_domination_status): Prototype
30092 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
30093 (determine_bb_domination_status): No longer static.
30094 (valid_jump_thread_path): Remove code to detect characteristics
30095 of the jump thread path not associated with correctness.
30096 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
30097 Correct test for thread path length. Count PHIs for real operands as
30098 statements that need to be copied. Do not count ASSERT_EXPRs.
30099 Look at all the blocks in the thread path. Compute and selectively
30100 filter thread paths based on threading through the latch, threading
30101 a multiway branch or crossing a multiway branch.
30103 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30105 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
30106 decl with __attribute__ ((unused)) annotation.
30108 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
30111 * tree-vect-stmts.c (vectorizable_condition): Check vectype
30112 of operands is compatible with a statement vectype.
30114 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
30116 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
30117 improve wording for mixed storage order support.
30119 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
30121 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
30122 (vcvt_u64_f64): Likewise.
30123 (vcvta_s64_f64): Likewise.
30124 (vcvta_u64_f64): Likewise.
30125 (vcvtm_s64_f64): Likewise.
30126 (vcvtm_u64_f64): Likewise.
30127 (vcvtn_s64_f64): Likewise.
30128 (vcvtn_u64_f64): Likewise.
30129 (vcvtp_s64_f64): Likewise.
30130 (vcvtp_u64_f64): Likewise.
30132 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
30134 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
30135 (arc_init): Check validity mll64 option.
30136 (arc_save_restore): Use double load/store instruction.
30137 (arc_expand_movmem): Likewise.
30138 (arc_split_move): Don't split if we have double load/store
30139 instructions. Returns a boolean.
30140 (arc_process_double_reg_moves): Change function to return boolean
30141 instead of a sequence of instructions.
30142 (arc_dwarf_register_span): New function.
30143 * config/arc/arc-protos.h (arc_split_move): Change prototype.
30144 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
30145 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
30146 (*movdf_insn): Likewise.
30147 * config/arc/arc.opt (mll64): New option.
30148 * config/arc/predicates.md (even_register_operand): New predicate.
30149 * doc/invoke.texi (ARC Options): Add mll64 documentation.
30151 2016-01-25 Richard Biener <rguenther@suse.de>
30154 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
30155 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
30157 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
30159 2016-01-25 Richard Biener <rguenther@suse.de>
30161 PR tree-optimization/69376
30162 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
30164 (VN_INFO_ANTI_RANGE_P): New inline.
30165 (VN_INFO_RANGE_TYPE): Likewise.
30166 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
30167 SSA_NAME_ANTI_RANGE_P.
30168 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
30169 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30170 Properly query VN_INFO_RANGE_TYPE.
30172 2016-01-25 Nick Clifton <nickc@redhat.com>
30175 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
30177 2016-01-23 Tom de Vries <tom@codesourcery.com>
30179 PR tree-optimization/69426
30180 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
30183 2016-01-23 Jakub Jelinek <jakub@redhat.com>
30185 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
30186 "the the" with "the" in the comments.
30187 * ipa-devirt.c (build_type_inheritance_graph,
30188 update_type_inheritance_graph): Likewise.
30189 * tree.c (build_function_type_list_1): Likewise.
30190 * cfgloopmanip.c (scale_loop_profile): Likewise.
30191 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
30192 * gimple-ssa-split-paths.c
30193 (find_block_to_duplicate_for_splitting_paths): Likewise.
30194 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
30195 * expr.c (convert_move): Likewise.
30196 * var-tracking.c (vt_stack_adjustments): Likewise.
30197 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
30198 * tree-vrp.c (test_for_singularity): Likewise.
30200 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
30201 directly instead of building a temporary tree.
30204 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
30205 remove <algorithm> include.
30207 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30210 * config/i386/i386.c: Include dojump.h.
30211 (expand_small_movmem_or_setmem,
30212 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
30214 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
30215 if dynamic_check != -1.
30217 2016-01-21 Jeff Law <law@redhat.com>
30219 PR middle-end/69347
30220 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
30221 record_temporary_equivalences. Rewritten to avoid unnecessary calls
30222 into dominated_by_p.
30223 (cprop_into_successor_phis): Avoid unnecessary tests.
30225 2016-01-22 Richard Henderson <rth@redhat.com>
30228 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
30229 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
30231 2016-01-22 Michael Matz <matz@suse.de>
30233 * system.h (string, algorithm): Include only conditionally.
30234 (new): Include always under C++.
30235 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
30236 * final.c (toplevel): Ditto.
30237 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
30238 * genconditions.c (write_header): Make gencondmd.c define
30240 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
30242 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
30243 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
30245 2016-01-22 Christian Bruel <christian.bruel@st.com>
30248 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
30250 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30253 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
30254 define_insn_and_split. Ensure operands[1] and operands[0] do not
30255 get assigned the same register.
30257 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
30259 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
30261 2016-01-22 Christian Bruel <christian.bruel@st.com>
30263 * config/arm/arm-c.c (arm_pragma_target_parse):
30264 Remove warn_builtin_macro_redefined overwrite.
30266 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30268 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
30269 flag_non_call_exceptions compatibility.
30271 2016-01-22 Jakub Jelinek <jakub@redhat.com>
30274 * dwarf2out.c (add_child_die_after): New function.
30275 (dwarf_qual_info_t): New type.
30276 (dwarf_qual_info): New variable.
30277 (qualified_die_p): New function.
30278 (modified_type_die): For -fdebug-types-section, ensure
30279 canonical order of qualifiers. Put qualified DIEs adjacent
30280 to the corresponding non-qualified type DIE and search there
30281 for existing qualified DIEs.
30283 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
30285 * doc/extend.texi (scalar_storage_order type attribute): Document
30286 restriction on type punning and aliasing, and remove future tense.
30288 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
30291 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
30294 2016-01-21 Jeff Law <law@redhat.com>
30296 PR middle-end/69347
30297 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
30298 useless call to record_temporary_equivalences.
30299 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
30300 allocate 10 slots in the bb_path vector and let it grow as needed.
30301 (fsm_find_control_statement_thread_paths): Similarly for the next_path
30304 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30306 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
30308 * configure: Regenerate.
30310 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
30312 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
30313 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
30315 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
30317 PR middle-end/66178
30318 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
30319 drop EXPAND_INITIALIZER.
30320 * rtl.h (contains_symbolic_reference_p): Declare.
30321 * rtlanal.c (contains_symbolic_reference_p): New function.
30322 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
30323 a subtraction into a NOT if symbolic constants are involved.
30325 2016-01-21 Anton Blanchard <anton@samba.org>
30326 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30329 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
30331 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
30334 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30336 * config/microblaze/microblaze.c
30337 (get_branch_target): New.
30338 (insert_wic_for_ilb_runout): New.
30340 (microblaze_machine_dependent_reorg): New.
30341 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
30342 * config/microblaze/microblaze.md
30343 (UNSPEC_IPREFETCH): Define.
30344 (iprefetch): New pattern
30345 * config/microblaze/microblaze.opt
30346 (mxl-prefetch): New flag.
30348 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
30350 * config/microblaze/microblaze.h
30351 (FIXED_REGISTERS): Update in macro.
30352 (CALL_USED_REGISTERS): Update in macro.
30354 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
30356 PR rtl-optimization/68920
30357 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
30360 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
30362 PR rtl-optimization/68990
30363 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
30364 pseudo instead of inheritance ones.
30366 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
30367 Nick Clifton <nickc@redhat.com>
30371 * config/mips/mips.c (mips_compute_frame_info): Initialise
30372 args_size and hard_frame_pointer_offset fields of the frame
30373 structure before calling mips_global_pointer.
30375 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
30377 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
30379 * configure: Regenerate.
30381 2016-01-21 Richard Biener <rguenther@suse.de>
30383 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
30385 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30387 * config/s390/s390.c (s390_asm_declare_function_size): Add code
30388 to actually emit the .size directive.
30390 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
30391 Jakub Jelinek <jakub@redhat.com>
30395 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
30396 args array size by one to avoid buffer overflow.
30398 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
30400 * config/s390/s390.md (pool_section_start): Use switch_to_section
30401 to select proper read-only data section instead of hardcoding
30403 (pool_section_end): Use switch_to_section to match the above.
30405 2016-01-21 Richard Biener <rguenther@suse.de>
30407 PR tree-optimization/69378
30408 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
30409 (set_ssa_val_to): Use it for dominance checks taking into
30410 account not executable edges.
30412 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30415 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
30416 for bitsize instead of GET_MODE_PRECISION (mode).
30418 2016-01-20 Martin Sebor <msebor@redhat.com>
30421 * extend.texi (__sync Builtins): Clarify the semantics of
30422 __sync_fetch_and_OP built-ins on pointers.
30423 (__atomic Builtins): Same.
30425 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30426 Sebastian Pop <s.pop@samsung.com>
30428 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
30429 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
30430 (is_valid_rename): Same.
30431 (translate_isl_ast_to_gimple::get_rename): Same.
30432 (translate_isl_ast_to_gimple::rename_all_uses): Same.
30433 (translate_isl_ast_to_gimple::rename_uses): Same.
30434 (get_new_name): Check for close_phi nodes.
30435 (copy_loop_phi_args): Use phi_node_kind.
30436 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
30437 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
30439 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30440 Sebastian Pop <s.pop@samsung.com>
30442 Revert commit r229783.
30443 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
30444 Remove use of parameter_rename_map.
30445 (copy_def): Remove.
30446 (copy_internal_parameters): Remove.
30447 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
30448 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
30449 (free_sese_info): Do not free parameter_rename_map.
30450 (set_rename): Do not use parameter_rename_map.
30451 (rename_uses): Update call to set_rename.
30452 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
30453 * sese.h (parameter_rename_map_t): Remove.
30454 (struct sese_info_t): Remove field parameter_rename_map.
30456 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30457 Sebastian Pop <s.pop@samsung.com>
30459 * graphite-isl-ast-to-gimple.c: Fix comment.
30460 * graphite-scop-detection.c (defined_in_loop_p): New.
30461 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
30462 names defined in loop.
30464 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30465 Sebastian Pop <s.pop@samsung.com>
30467 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
30468 Discard unstructured if-then-else regions.
30470 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30471 Sebastian Pop <s.pop@samsung.com>
30473 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
30474 (cleanup_loop_iter_dom): Remove.
30475 (build_loop_iteration_domains): Remove.
30476 (build_scop_context): Remove.
30477 (build_scop_iteration_domain): Remove.
30478 (add_loop_constraints): New.
30479 (build_iteration_domains): New.
30480 (build_poly_scop): Call build_iteration_domains.
30482 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30483 Sebastian Pop <s.pop@samsung.com>
30485 * graphite-scop-detection.c
30486 (scop_detection::harmful_loop_in_region): Free dom and loops.
30487 (scop_detection::loop_body_is_valid_scop): Free bbs.
30489 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30490 Sebastian Pop <s.pop@samsung.com>
30492 * graphite-scop-detection.c (record_loop_in_sese): New.
30493 (gather_bbs::before_dom_children): Call record_loop_in_sese.
30494 (build_scops): Remove call to build_sese_loop_nests.
30495 * sese.c (sese_record_loop): Remove.
30496 (build_sese_loop_nests): Remove.
30497 (new_sese_info): Remove region->loops.
30498 (free_sese_info): Same.
30499 * sese.h (sese_contains_loop): Same.
30500 (build_sese_loop_nests): Remove.
30501 (sese_contains_loop): Remove.
30503 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30504 Sebastian Pop <s.pop@samsung.com>
30506 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
30507 loop_is_valid_in_scop.
30508 (scop_detection::harmful_stmt_in_region): Renamed
30509 harmful_loop_in_region.
30510 Call loop_is_valid_in_scop.
30512 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30513 Sebastian Pop <s.pop@samsung.com>
30515 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
30518 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30519 Sebastian Pop <s.pop@samsung.com>
30521 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
30522 * graphite.h (struct poly_bb): Remove field is_reduction.
30523 (PBB_IS_REDUCTION): Remove.
30525 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
30526 Sebastian Pop <s.pop@samsung.com>
30528 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
30529 (add_pdr_constraints): Same.
30530 (scop_get_reads): Same.
30531 (scop_get_must_writes): Same.
30532 (scop_get_may_writes): Same.
30533 (scop_get_original_schedule): Same.
30534 (extend_schedule): Same.
30535 (apply_schedule_on_deps): Same.
30536 (carries_deps): Same.
30537 (compute_deps): Same.
30538 (scop_get_dependences): Same.
30539 * graphite-isl-ast-to-gimple.c
30540 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
30541 * graphite-optimize-isl.c (get_schedule_for_band): Same.
30542 (get_schedule_for_band_list): Same.
30543 (get_schedule_map): Same.
30544 (apply_schedule_map_to_scop): Same.
30545 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
30546 (build_loop_iteration_domains): Same.
30547 (add_condition_to_pbb): Same.
30548 (add_param_constraints): Same.
30549 (pdr_add_memory_accesses): Same.
30550 (pdr_add_data_dimensions): Same.
30552 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30554 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
30557 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
30559 * common.opt (feliminate-dwarf2-dups): Replace references to
30560 "DWARF 2" with just "DWARF".
30561 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
30562 * doc/extend.texi: Likewise.
30563 * doc/cpp.texi: Likewise.
30564 * doc/invoke.texi: Likewise.
30565 (Option Summary): Add -gdwarf to list of Debugging Options.
30566 (Debugging Options): Document -gdwarf.
30567 * doc/contrib.texi: Spell "DWARF" like that.
30569 2016-01-21 Jakub Jelinek <jakub@redhat.com>
30571 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
30572 warning. Fix up formatting.
30574 PR middle-end/67653
30575 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
30576 attempt to mark memory input operand addressable and
30577 call prepare_gimple_addressable in that case. Don't adjust
30578 input_location for diagnostics, use error_at instead.
30580 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
30582 * config/rs6000/ppc-auxv.h: New file.
30583 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
30584 (cpu_is): Likewise.
30585 (cpu_supports): Likewise.
30586 * config/rs6000/rs6000.c: include "ppc-auxv.h".
30587 (cpu_is_info): New variable.
30588 (cpu_supports_info): Likewise.
30589 (tcb_verification_symbol): Likewise.
30590 (cpu_builtin_p): Likewise.
30591 (cpu_expand_builtin): New function.
30592 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
30593 (rs6000_init_builtins): Likewise.
30594 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
30595 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
30596 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
30597 * configure: Regenerate.
30598 * config.in: Likewise.
30599 * doc/extend.texi (PowerPC Built-in Functions): Document
30600 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
30602 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
30605 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
30607 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
30610 2016-01-20 Richard Henderson <rth@redhat.com>
30616 * tree.c (tm_define_builtin): New.
30617 (find_tm_vector_type): New.
30618 (build_tm_vector_builtins): New.
30619 (build_common_builtin_nodes): Call it.
30621 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
30623 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
30624 (arm_fp_ok): Likewise.
30625 (arm_fp): Likewise.
30626 (arm_crypto): Likewise.
30628 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
30629 Richard Biener <rguenther@suse.de>
30631 PR tree-optimization/69328
30632 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
30633 vectors have same number of elements.
30634 (vectorizable_condition): Fix masked version recognition.
30636 2016-01-20 Richard Biener <rguenther@suse.de>
30638 PR tree-optimization/69345
30639 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
30640 (VN_INFO_PTR_INFO): Likewise.
30641 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
30642 info when it is equal between non-dominating SSA names.
30643 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
30644 Make sure to look at original SSA infos.
30646 2016-01-20 Jeff Law <law@redhat.com>
30649 * config/m68k/predicates.md (pow2_m1_operand): New predicate
30651 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
30652 (pc_or_label_operand): New predicate.
30653 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
30654 tests for small integers that are 2^n - 1.
30656 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
30658 * doc/invoke.texi (Options Summary): Add '.' after @xref.
30660 2016-01-19 Jeff Law <law@redhat.com>
30662 PR middle-end/69347
30663 * tree-ssa-threadbackwards.c
30664 (fsm_find_control_statement_thread_paths): Do not try to lookup
30665 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
30667 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
30669 * doc/lto.texi: Remove text that says only Gold has linker plugin
30672 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
30674 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
30675 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
30676 the DIE accordingly.
30677 (modified_type_die): Add REVERSE parameter and pass it recursively,
30678 as well as to base_type_die. Adjust presence check accordingly.
30679 (base_type_for_mode): Adjust call to modified_type_die.
30680 (add_type_attribute): Add REVERSE parameter and pass it to
30682 (generic_parameter_die): Adjust call to add_type_attribute.
30683 (add_scalar_info): Likewise.
30684 (add_subscript_info): Likewise.
30685 (gen_array_type_die): Likewise.
30686 (gen_descr_array_type_die): Likewise.
30687 (gen_entry_point_die): Likewise.
30688 (gen_enumeration_type_die): Likewise.
30689 (gen_formal_parameter_die): Likewise.
30690 (gen_subprogram_die): Likewise.
30691 (gen_variable_die ): Likewise.
30692 (gen_const_die): Likewise.
30693 (gen_field_die): Likewise.
30694 (gen_pointer_type_die): Likewise.
30695 (gen_reference_type_die): Likewise.
30696 (gen_ptr_to_mbr_type_die): Likewise.
30697 (gen_inheritance_die): Likewise.
30698 (gen_subroutine_type_die): Likewise.
30699 (gen_typedef_die): Likewise.
30700 (force_type_die): Adjust call to modified_type_die.
30702 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
30704 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
30705 flow throughout the file. Fix broken link to Objective-C 2.0
30707 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
30710 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30712 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
30714 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30717 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
30718 (maybe_record_node): Record cxa_pure_virtual as the only possible
30719 target if there are not ohter candidates.
30720 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
30722 2016-01-19 Richard Biener <rguenther@suse.de>
30724 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
30725 (get_memory_order): Likewise.
30727 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
30729 * tree-vect-stmts.c (vectorizable_store): Check
30732 2016-01-19 David Malcolm <dmalcolm@redhat.com>
30735 * gcc.c (driver::decode_argv): Add call to
30736 init_opts_obstack before init_options_struct.
30737 * opts.c (init_opts_obstack): Remove idempotency.
30738 (init_options_struct): Replace call to init_opts_obstack
30739 with a gcc_assert to verify that it has already been called.
30740 * toplev.c (toplev::main): Add call to init_opts_obstack before
30741 calls to init_options_struct.
30742 (toplev::finalize): Move cleanup of opts_obstack next to
30743 cleanup of save_decoded_options, clearing the latter, and
30744 save_decoded_options_count.
30746 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30749 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
30750 attribute to unconditional. Remove %? from output template.
30752 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30753 Jiong Wang <jiong.wang@arm.com>
30755 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
30756 generated from different expand order.
30758 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30760 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
30761 Add support for CCMP costing.
30763 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30765 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
30766 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
30767 (fccmpe<mode>): Likewise.
30768 (fcmp): Rename to fcmp and globalize pattern.
30770 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
30771 (aarch64_gen_ccmp_next): Add FP support.
30773 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
30775 * target.def (gen_ccmp_first): Update documentation.
30776 (gen_ccmp_next): Likewise.
30777 * doc/tm.texi (gen_ccmp_first): Update documentation.
30778 (gen_ccmp_next): Likewise.
30779 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
30780 expand_ccmp_expr_1. Improve comments.
30781 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
30782 (ccmp_ior<mode>): Remove pattern.
30783 (cmp<mode>): Remove expand.
30784 (cmp): Globalize pattern.
30785 (cstorecc4): Use cc_register.
30786 (mov<mode>cc): Remove ccmp_cc_register check.
30787 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
30788 Simplify after removal of CC_DNE/* modes.
30789 (aarch64_ccmp_mode_to_code): Remove.
30790 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
30791 In 'k' case use integer as condition.
30792 (aarch64_nzcv_codes): Remove inverted cases.
30793 (aarch64_code_to_ccmode): Remove.
30794 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
30795 comparison with CC register to be used in folowing CCMP/branch/CSEL.
30796 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
30797 pattern. Return the comparison with CC register. Invert conditions
30798 when bitcode is OR.
30799 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
30800 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
30802 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30804 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30805 instrumented_version.
30807 2016-01-19 Richard Biener <rguenther@suse.de>
30809 PR tree-optimization/69336
30810 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
30811 handled components with get_ref_base_and_extent.
30812 (equal_mem_array_ref_p): Adjust.
30814 2016-01-19 Jakub Jelinek <jakub@redhat.com>
30817 * shrink-wrap.c: Include valtrack.h.
30818 (move_insn_for_shrink_wrap): Add DEBUG argument. If
30819 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
30820 in between insn and where it will be moved to. Call
30821 dead_debug_insert_temp.
30822 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
30823 first and dead_debug_local_finish at the end.
30824 For uses and defs bitmap, handle all regs in between REGNO and
30825 END_REGNO, not just the first one.
30827 2016-01-19 Richard Biener <rguenther@suse.de>
30829 PR tree-optimization/69352
30830 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
30831 (equal_mem_array_ref_p): Constrain size and max size properly.
30832 Compare the reverse flag.
30834 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
30836 * ira.c (ira): Update regstat data if we deleted insns.
30838 2016-01-19 Jakub Jelinek <jakub@redhat.com>
30840 PR rtl-optimization/68955
30841 PR rtl-optimization/64557
30842 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
30843 here. Fix up formatting.
30844 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
30846 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30849 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
30850 assume that the node has body.
30851 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
30854 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30856 * lto-streamer-out.c (lto_output): Do not stream instrumentation
30859 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30861 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
30862 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
30864 2016-01-19 Martin Jambor <mjambor@suse.cz>
30865 Martin Liska <mliska@suse.cz>
30866 Michael Matz <matz@suse.de>
30868 * Makefile.in (OBJS): Add new source files.
30869 (GTFILES): Add hsa.c.
30870 * common.opt (disable_hsa): New variable.
30871 (-Whsa): New warning.
30872 * config.in (ENABLE_HSA): New.
30873 * configure.ac: Treat hsa differently from other accelerators.
30874 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
30875 $enable_offloading.
30876 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
30877 * doc/install.texi (Configuration): Document --with-hsa-runtime,
30878 --with-hsa-runtime-include, --with-hsa-runtime-lib and
30879 --with-hsa-kmt-lib.
30880 * doc/invoke.texi (-Whsa): Document.
30881 (hsa-gen-debug-stores): Likewise.
30882 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
30883 to invoke offload compiler for hsa acclerator.
30884 * opts.c (common_handle_option): Determine whether HSA offloading
30885 should be performed.
30886 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
30887 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
30888 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
30889 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
30890 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
30891 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
30892 GF_OMP_FOR_KIND_GRID_LOOP.
30893 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
30894 (pp_gimple_stmt_1): Likewise.
30895 * gimple-walk.c (walk_gimple_stmt): Likewise.
30896 * gimple.c (gimple_build_omp_grid_body): New function.
30897 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
30898 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
30899 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
30900 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
30901 GF_OMP_TEAMS_GRID_PHONY.
30902 (gimple_statement_omp_single_layout): Updated comments.
30903 (gimple_build_omp_grid_body): New function.
30904 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
30905 (gimple_omp_for_grid_phony): New function.
30906 (gimple_omp_for_set_grid_phony): Likewise.
30907 (gimple_omp_parallel_grid_phony): Likewise.
30908 (gimple_omp_parallel_set_grid_phony): Likewise.
30909 (gimple_omp_teams_grid_phony): Likewise.
30910 (gimple_omp_teams_set_grid_phony): Likewise.
30911 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
30912 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
30913 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
30914 (BUILT_IN_GOMP_TARGET): Updated type.
30915 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
30916 (adjust_for_condition): New function.
30917 (get_omp_for_step_from_incr): Likewise.
30918 (extract_omp_for_data): Moved parts to adjust_for_condition and
30919 get_omp_for_step_from_incr.
30920 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
30921 (fixup_child_record_type): Bail out if receiver_decl is NULL.
30922 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
30923 (scan_omp_parallel): Do not create child functions for phony
30925 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
30926 (scan_omp_1_op): Checking assert we are not remapping to
30927 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
30928 (parallel_needs_hsa_kernel_p): New function.
30929 (expand_parallel_call): Register apprpriate parallel child
30930 functions as HSA kernels.
30931 (grid_launch_attributes_trees): New type.
30932 (grid_attr_trees): New variable.
30933 (grid_create_kernel_launch_attr_types): New function.
30934 (grid_insert_store_range_dim): Likewise.
30935 (grid_get_kernel_launch_attributes): Likewise.
30936 (get_target_argument_identifier_1): Likewise.
30937 (get_target_argument_identifier): Likewise.
30938 (get_target_argument_value): Likewise.
30939 (push_target_argument_according_to_value): Likewise.
30940 (get_target_arguments): Likewise.
30941 (expand_omp_target): Call get_target_arguments instead of looking
30942 up for teams and thread limit.
30943 (grid_expand_omp_for_loop): New function.
30944 (grid_arg_decl_map): New type.
30945 (grid_remap_kernel_arg_accesses): New function.
30946 (grid_expand_target_kernel_body): New function.
30947 (expand_omp): Call it.
30948 (lower_omp_for): Do not emit phony constructs.
30949 (lower_omp_taskreg): Do not emit phony constructs but create for them
30950 a temporary variable receiver_decl.
30951 (lower_omp_taskreg): Do not emit phony constructs.
30952 (lower_omp_teams): Likewise.
30953 (lower_omp_grid_body): New function.
30954 (lower_omp_1): Call it.
30955 (grid_reg_assignment_to_local_var_p): New function.
30956 (grid_seq_only_contains_local_assignments): Likewise.
30957 (grid_find_single_omp_among_assignments_1): Likewise.
30958 (grid_find_single_omp_among_assignments): Likewise.
30959 (grid_find_ungridifiable_statement): Likewise.
30960 (grid_target_follows_gridifiable_pattern): Likewise.
30961 (grid_remap_prebody_decls): Likewise.
30962 (grid_copy_leading_local_assignments): Likewise.
30963 (grid_process_kernel_body_copy): Likewise.
30964 (grid_attempt_target_gridification): Likewise.
30965 (grid_gridify_all_targets_stmt): Likewise.
30966 (grid_gridify_all_targets): Likewise.
30967 (execute_lower_omp): Call grid_gridify_all_targets.
30968 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
30969 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
30970 (tree_omp_clause): Added union field dimension.
30971 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
30972 * tree.c (omp_clause_num_ops): Added number of arguments of
30973 OMP_CLAUSE__GRIDDIM_.
30974 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
30975 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
30976 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
30977 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
30978 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
30979 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
30980 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
30981 * tree-pass.h (make_pass_gen_hsail): Declare.
30982 (make_pass_ipa_hsa): Likewise.
30983 * ipa-hsa.c: New file.
30984 * lto-section-in.c (lto_section_name): Add hsa section name.
30985 * lto-streamer.h (lto_section_type): Add hsa section.
30986 * timevar.def (TV_IPA_HSA): New.
30987 * hsa-brig-format.h: New file.
30988 * hsa-brig.c: New file.
30989 * hsa-dump.c: Likewise.
30990 * hsa-gen.c: Likewise.
30993 * toplev.c (compile_file): Call hsa_output_brig.
30994 * hsa-regalloc.c: New file.
30996 2016-01-18 Jeff Law <law@redhat.com>
30998 PR tree-optimization/69320
30999 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
31000 ranged object, do nothing if the RHS constant is not [0..1].
31001 (optimize_stmt): Comparing a boolean ranged object against a
31002 constant outside [0..1] results in a compile-time constant.
31004 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
31007 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
31009 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31010 (Option Summary): Update to reflect new section and moved options.
31011 (C++ Dialect Options): Move -fstats to new section.
31012 (Debugging Options): Move all dump, statistics, and other GCC
31013 developer options to new section. Rewrite section introduction
31014 and re-order remaining options to put the more basic ones first.
31015 (Optimization Options): Move -fira-verbose and -flto-report* to
31017 (Developer Options): New section incorporating moved options.
31018 * doc/cppopts.texi (-dM): Update cross-reference.
31020 2016-01-18 Richard Henderson <rth@redhat.com>
31023 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
31024 operands to pseudo only if CSE is expected. Split long immediate
31025 operands only after reload, and for the stack pointer.
31026 (*add<GPI>3_pluslong): Remove.
31027 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
31028 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
31029 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
31030 (*add<GPI>3 peepholes): New.
31031 (*add<GPI>3 splitters): New.
31032 * config/aarch64/constraints.md (Upl): New.
31033 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
31035 2016-01-18 Richard Biener <rguenther@suse.de>
31037 PR tree-optimization/69297
31038 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
31040 (vect_bb_vectorization_profitable_p): Clear visited flag again.
31042 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
31044 PR middle-end/68542
31045 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
31046 of mixind vector and scalar types.
31047 (fold_relational_const): Add handling of vector
31048 comparison with boolean result.
31049 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
31050 comparison of vector operands with boolean result for EQ/NE only.
31051 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
31052 (verify_gimple_cond): Likewise.
31053 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
31056 2016-01-18 Joseph Myers <joseph@codesourcery.com>
31058 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
31061 2016-01-18 Richard Biener <rguenther@suse.de>
31063 PR middle-end/69308
31064 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
31066 2016-01-18 Tom de Vries <tom@codesourcery.com>
31068 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
31070 2016-01-18 Tom de Vries <tom@codesourcery.com>
31072 * omp-low.c (set_oacc_fn_attrib): Make extern.
31073 * omp-low.h (set_oacc_fn_attrib): Declare.
31074 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
31075 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
31076 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
31077 Add and handle function parameter oacc_kernels_p.
31078 (find_reduc_addr, get_omp_data_i_param): New function.
31079 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
31080 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
31081 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
31082 Calculate dominance info. Skip loops that are not in a kernels region
31083 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
31084 (pass_parallelize_loops::execute): Call parallelize_loops with
31085 oacc_kernels_p argument.
31086 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
31087 New member function.
31088 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
31089 * passes.def: Add argument to pass_parallelize_loops instantation.
31091 2016-01-18 Tom de Vries <tom@codesourcery.com>
31093 * tree-parloops.c (pass_parallelize_loops::execute): Allow
31094 pass_parallelize_loops to be run outside the loop pipeline.
31096 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31098 * tree-scalar-evolution.c (follow_copies_to_constant): New.
31099 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
31101 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31104 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
31105 using get_ref_base_and_extent.
31106 (equal_mem_array_ref_p): New.
31107 (hashable_expr_equal_p): Add call to previous.
31109 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
31112 * tree-sra.c (disqualified_constants, constant_decl_p): New.
31113 (sra_initialize): Allocate disqualified_constants.
31114 (sra_deinitialize): Free disqualified_constants.
31115 (disqualify_candidate): Update disqualified_constants when appropriate.
31116 (create_access): Scan for constant-pool entries as we go along.
31117 (scalarizable_type_p): Add check against type_contains_placeholder_p.
31118 (maybe_add_sra_candidate): Allow constant-pool entries.
31119 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
31120 (initialize_constant_pool_replacements): New.
31121 (sra_modify_assign): Avoid mangling assignments created by previous,
31122 and don't generate writes into constant pool.
31123 (sra_modify_function_body): Call initialize_constant_pool_replacements.
31125 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
31127 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
31128 andnot instruction.
31129 (scalar_chain::convert_op): Likewise.
31130 * config/i386/i386.md (*andndi3_doubleword): New.
31132 2016-01-18 Richard Biener <rguenther@suse.de>
31134 PR tree-optimization/69170
31135 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
31136 building a vector from scalar results of a pattern stmt.
31138 2016-01-18 Jakub Jelinek <jakub@redhat.com>
31140 * haifa-sched.c (autopref_multipass_init): Work around
31141 -Wmaybe-uninitialized warning.
31143 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
31145 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
31146 against the constant 0.
31148 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31150 PR tree-optimization/68799
31151 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
31152 look up phi candidates in the statement-candidate map.
31153 (phi_add_costs): Likewise.
31154 (record_phi_increments): Likewise.
31155 (phi_incr_cost): Likewise.
31156 (ncd_with_phi): Likewise.
31157 (all_phi_incrs_profitable): Likewise.
31159 2016-01-17 Jakub Jelinek <jakub@redhat.com>
31161 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
31162 -Wmaybe-uninitialized warning.
31164 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
31166 * doc/invoke.texi (Invoking GCC): Add new section to menu.
31167 (Option Summary): Update to reflect new section and moved options.
31168 (C++ Dialect Options): Move -fvtable-verify and related options.
31169 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
31170 and profiling-related options.
31171 (Optimization Options): Move profile generation options and
31172 -fstack-protector and related options.
31173 (Instrumentation Options): New section incorporating moved options.
31174 (Code Generation Options): Move -finstrument-functions and
31175 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
31177 2016-01-16 Tom de Vries <tom@codesourcery.com>
31179 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
31181 2016-01-16 Tom de Vries <tom@codesourcery.com>
31183 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
31185 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
31187 * hash-table.h (hash_table::empty): Turn into an inline wrapper
31188 that checks whether the table is already empty. Rename the
31189 original implementation to...
31190 (hash_table::empty_slot): ...this new private function.
31192 2016-01-15 David Malcolm <dmalcolm@redhat.com>
31194 PR diagnostic/68899
31195 * diagnostic-show-locus.c (layout::print_source_line): Move x
31196 offset of line until after call to
31197 get_line_width_without_trailing_whitespace.
31199 2016-01-15 Jeff Law <law@redhat.com>
31201 PR tree-optimization/69270
31202 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
31203 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
31204 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
31205 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
31206 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
31207 ssa_name_has_boolean_range and constant_boolean_node.
31209 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
31211 PR rtl-optimization/69030
31212 * lra-spills.c (remove_pseudos): Check nrefs and make the function
31214 (spill_pseudos): Delete debug insn for dead pseudo.
31215 (lra_spill): Initiate spill_hard_reg and slots memory separately.
31217 2016-01-15 Jiong Wang <jiong.wang@arm.com>
31219 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
31221 (TYPES_UNOPUS): Likewise.
31222 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
31223 builtin type, from UNOP to UNOPUS.
31224 (lbtruncuv4sf): Likewise.
31225 (lbtruncuv2df): Likewise.
31226 (lrounduv2sf): Likewise.
31227 (lrounduv4sf): Likewise.
31228 (lrounduv2df): Likewise.
31229 (lroundusf): Likewise.
31230 (lroundusf): Likewise.
31231 (lceiluv2sf): Likewise.
31232 (lceiluv4sf): Likewise.
31233 (lceiluv2df): Likewise.
31234 (lceilusf): Likewise.
31235 (lceiludf): Likewise.
31236 (lflooruv2sf): Likewise.
31237 (lflooruv4sf): Likewise.
31238 (lflooruv2df): Likewise.
31239 (lfloorusf): Likewise.
31240 (lfloorudf): Likewise.
31241 (lfrintnuv2sf): Likewise.
31242 (lfrintnuv4sf): Likewise.
31243 (lfrintnuv2df): Likewise.
31244 (lfrintnusf): Likewise.
31245 (lfrintnudf): Likewise.
31246 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
31248 (vcvtq_u32_f32): Likewise.
31249 (vcvtq_u64_f64): Likewise.
31250 (vcvta_u32_f32): Likewise.
31251 (vcvtaq_u32_f32): Likewise.
31252 (vcvtaq_u64_f64): Likewise.
31253 (vcvtm_u32_f32): Likewise.
31254 (vcvtmq_u32_f32): Likewise.
31255 (vcvtmq_u64_f64): Likewise.
31256 (vcvtn_u32_f32): Likwise.
31257 (vcvtnq_u32_f32): Likewise.
31258 (vcvtnq_u64_f64): Likewise.
31259 (vcvtp_u32_f32): Likewise.
31260 (vcvtpq_u32_f32): Likewise.
31261 (vcvtpq_u64_f64): Likewise.
31262 (vcvtmd_u64_f64): Likewise.
31263 (vcvtms_u32_f32): Likewise.
31264 (vcvtad_u64_f64): Likewise.
31265 (vcvtas_u32_f32): Likewise.
31266 (vcvtnd_u64_f64): Likewise.
31267 (vcvtns_u32_f32): Likewise.
31268 (vcvtpd_u64_f64): Likewise.
31269 (vcvtps_u32_f32): Likewise.
31271 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31273 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
31274 CSEL of zero_extended registers.
31276 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31278 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
31279 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
31281 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31283 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
31284 false when argument string is not found in the attributes table
31287 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
31290 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
31291 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
31292 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
31293 precision estimate.
31295 2016-01-15 Richard Biener <rguenther@suse.de>
31297 PR tree-optimization/66856
31298 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
31299 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
31300 (vect_create_new_slp_node): Increment stmt reference count.
31301 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
31302 an SLP tree before swapping operands.
31303 (vect_build_slp_tree): Likewise.
31304 (destroy_bb_vec_info): Free stmt info after SLP instances.
31305 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
31306 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
31307 (STMT_VINFO_NUM_SLP_USES): New macro.
31309 2016-01-15 Richard Biener <rguenther@suse.de>
31312 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
31313 (add_linkage_name): ... here.
31314 (gen_typedef_die): Use add_linkage_name_raw instead of
31315 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
31318 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
31320 * gimplify.c (oacc_default_clause): Decode reference and pointer
31321 types for both kernels and parallel regions.
31323 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
31325 PR middle-end/69246
31326 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
31328 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31330 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
31331 (convert_scalars_to_vector): Likewise.
31333 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
31335 * doc/extend.texi (Type Traits): Fix grammar.
31337 2016-01-15 Martin Jambor <mjambor@suse.cz>
31339 * tree-inline.c (remap_decl): Use existing dclarations if
31340 remapping a type and prevent_decl_creation_for_types.
31341 (replace_locals_stmt): Do an initial remapping of non-VLA typed
31342 decls first. Do real remapping with
31343 prevent_decl_creation_for_types set.
31344 * tree-inline.h (copy_body_data): New field
31345 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
31348 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31350 * config/s390/s390.opt (mmvcle): More verbose help text.
31352 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
31354 * config/s390/s390.opt: Add period to -mzvector option text.
31356 2016-01-15 Richard Biener <rguenther@suse.de>
31358 PR tree-optimization/68961
31359 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
31360 of invariants in stores again.
31362 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
31364 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
31366 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
31368 * config/i386/i386.c (ix86_expand_branch): Don't split
31369 DI mode xor instruction to SI mode.
31371 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31374 * ipa-icf.c (sem_function::merge): Virtual functions may become
31375 reachable even if they address is not taken and there are no
31378 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
31380 * lto-streamer-out.c (subtract_estimated_size): New function.
31381 (get_symbol_initial_value): Use it.
31383 2016-01-15 Christian Bruel <christian.bruel@st.com>
31386 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
31387 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
31388 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
31389 use add_builtin_function_ext_scope instead of add_builtin_function.
31390 (neon_set_p, neon_crypto_set_p): Remove.
31391 (arm_init_builtins): Always call arm_init_neon_builtins and
31392 arm_init_crypto_builtins.
31393 (arm_expand_builtin): Check that builtins are allowed for the arch.
31394 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
31395 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
31396 arm_init_neon_builtins call.
31398 2016-01-15 Richard Biener <rguenther@suse.de>
31400 PR tree-optimization/69117
31401 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
31402 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
31403 of the leader conservatively.
31404 (free_scc_vn): Restore original SSA name infos.
31406 2016-01-14 Jeff Law <law@redhat.com>
31408 PR tree-optimization/69270
31409 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
31410 single bit of precision, verify it's also unsigned.
31411 (record_edge_info): Use constant_boolean_node rather than fold_convert
31412 to convert boolean_true/boolean_false to the right type.
31414 2016-01-14 Richard Henderson <rth@redhat.com>
31417 * loop-doloop.c (record_reg_sets): New.
31418 (doloop_optimize): Reject the transform if the sequence
31419 clobbers registers live at the end of the loop block.
31420 (doloop_optimize_loops): Enable df_live if needed.
31422 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
31424 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
31425 * config/rs6000/rs6000.c: Likewise.
31426 * config/rs6000/rs6000.h: Likewise.
31427 * config/rs6000/rs6000.md: Likewise.
31428 * doc/extend.texi: Likewsie.
31430 2016-01-14 Jeff Law <law@redhat.com>
31432 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
31435 2016-01-14 Richard Henderson <rth@redhat.com>
31439 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
31440 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
31441 instead of builtin_decl_declared_p to test for declaration.
31443 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
31445 * doc/loop.texi (Loop Analysis and Representation): Document
31446 loop_depth function.
31448 2016-01-14 Tom de Vries <tom@codesourcery.com>
31450 PR tree-optimization/68773
31451 * omp-low.c (expand_omp_target): Don't set force_output.
31452 * varpool.c (varpool_node::get_create): Same.
31453 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
31454 offload_funcs with force_output.
31456 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31459 * lra-eliminations.c (move_plus_up): Don't change anything if either
31460 the outer or inner subreg mode is not MODE_INT.
31461 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
31462 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
31464 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31466 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
31467 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
31468 reduc_uplus_@var{m}): Remove.
31469 * expr.c (expand_expr_real_2): Remove expansion path for
31470 reduc_[us](min|max|plus) optabs.
31471 * optabs-tree.c (scalar_reduc_to_vector): Remove.
31472 * optabs-tree.h (scalar_reduc_to_vector): Remove.
31473 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
31474 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
31475 * tree-vect-loop.c (vectorizable_reduction): Remove test for
31476 reduc_[us](min|max|plus) optabs.
31478 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
31480 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
31481 (reduc_plus_scal_v2sf): New.
31482 (reduc_smax_v2sf): Rename to...
31483 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
31484 (reduc_smin_v2sf): Rename to...
31485 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
31487 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
31489 * alias.c (compare_base_symbol_refs): New function.
31490 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
31493 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31495 PR middle-end/68146
31496 PR tree-optimization/69155
31497 * tree-complex.c: Include cfganal.h.
31498 (phis_to_revisit): New variable.
31499 (extract_component): Add phiarg_p argument. Assert that returned
31500 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
31501 (update_phi_components): Partly rewrite to use loop over real/imag
31502 components instead of code duplication. If extract_component returns
31503 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
31504 create_tmp_reg into the PHI node instead, and mention the phi triplet
31505 in phis_to_revisit.
31506 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
31507 in phis_to_revisit at the end.
31509 2016-01-14 Richard Biener <rguenther@suse.de>
31511 PR tree-optimization/68060
31512 * tree-vect-loop.c (vect_is_simple_reduction): Check the
31513 outer loop reduction is only used in the inner loop before
31514 detecting a double reduction.
31516 2016-01-14 Jakub Jelinek <jakub@redhat.com>
31519 * combine.c (expand_field_assignment): Punt if compute_mode is
31520 unsupported scalar mode.
31522 2016-01-14 Richard Biener <rguenther@suse.de>
31524 PR tree-optimization/66856
31525 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
31526 SLP node only if it built successfully.
31527 (vect_analyze_slp_instance): Adjust.
31529 2016-01-14 Jeff Law <law@redhat.com>
31531 PR tree-optimization/69270
31532 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
31533 (record_edge_info): Use it. Convert boolean_{true,false}_node
31534 to the type of op0.
31536 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
31539 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
31540 use block_ultimate_origin
31541 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
31543 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31545 * doc/invoke.texi (Submodel Options): Rename section to
31546 "Machine-Dependent Options" to better reflect its content.
31547 Rewrite introductory text to remove archaic CPU names.
31550 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
31552 * doc/invoke.texi (Code Gen Options): Move section up in file,
31553 before target-specific options. Update menu and option summary
31554 to reflect the new section ordering.
31556 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31558 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
31559 (C++ Dialect Options): Add cross-reference to -std option.
31560 * doc/standards.texi (C++ Language): Document C++14 support.
31562 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
31564 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
31565 for pack/unpack functions for __ibm128.
31566 (PACK_IF): Likewise.
31567 (UNPACK_IF): Likewise.
31569 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
31570 support for __ibm128 pack/unpack functions.
31571 (rs6000_invalid_builtin): Likewise.
31572 (rs6000_init_builtins): Likewise.
31573 (rs6000_opt_masks): Likewise.
31575 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
31576 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
31578 (RS6000_BTM_COMMON): Likewise.
31580 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
31581 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
31582 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
31583 128-bit floating point. Add support for the double values to be
31584 in Altivec registers for TF/IF packing and unpacking, but restrict
31585 TD packing sub-fields to be FPR registers. Don't allow overlapped
31586 register support for packing. Allow pack inputs to be memory
31587 locations. Don't build generator functions for unpack<mode>_dm
31588 and unpack<mode>_nodm.
31589 (unpack<mode>_dm): Likewise.
31590 (unpack<mode>_nodm): Likewise.
31591 (pack<mode>): Likewise.
31593 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
31594 built-in functions to pack/unpack explicit __ibm128 values.
31595 (__builtin_unpack_ibm128): Likewise.
31597 * doc/extend.texi (PowerPC Built-in Functions): Document
31598 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
31600 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
31603 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
31604 Add new arg loc and pass it down as context.
31605 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
31606 to the location to use for the warning.
31607 (check_function_arguments): New arg loc. All callers changed. Pass
31608 it to check_function_nonnull.
31609 * c-common.h (check_function_arguments): Adjust declaration.
31611 2016-01-13 Jakub Jelinek <jakub@redhat.com>
31613 PR tree-optimization/69156
31614 * gimple.c (validate_type): Removed.
31615 (gimple_builtin_call_types_compatible_p): Use
31616 useless_type_conversion_p instead of validate_type.
31617 * value-prof.c (gimple_stringop_fixed_value): Fold
31618 icall_size to correct type.
31620 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
31622 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
31625 2016-01-13 Richard Henderson <rth@redhat.com>
31628 * target.def (builtin_tm_load, builtin_tm_store): Remove.
31629 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
31630 (ix86_builtin_tm_store): Remove.
31631 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
31632 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
31633 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
31634 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
31635 * doc/tm.texi: Rebuild.
31637 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
31638 (BUILT_IN_TM_MEMCPY_RTWN): New.
31639 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
31640 fallback from vector to integer helpers.
31641 (build_tm_load): Handle vector types directly, instead of
31643 (build_tm_store): Likewise.
31644 (expand_assign_tm): Prepare for register types not handled by
31645 the above. Copy them to memory and use memcpy.
31646 * tree.c (tm_define_builtin): New.
31647 (find_tm_vector_type): New.
31648 (build_tm_vector_builtins): New.
31649 (build_common_builtin_nodes): Call it.
31651 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
31653 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
31654 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
31656 2016-01-13 Tom de Vries <tom@codesourcery.com>
31658 PR tree-optimization/69169
31659 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
31660 handled_struct_type param.
31661 (create_variable_info_for, intra_create_variable_infos): Call
31662 create_variable_info_for_1 with extra arg.
31664 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
31666 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
31667 and "armv8.1-a+crc" entries.
31669 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
31672 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
31673 Change first operand predicate from register_or_constm1_operand
31674 to register_operand.
31675 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
31676 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
31677 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
31678 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
31679 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
31680 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
31681 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
31682 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
31683 comparison with constm1_rtx from vec_prefetch_gen part.
31685 2016-01-13 Richard Biener <rguenther@suse.de>
31687 PR tree-optimization/69013
31688 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
31689 Exchange assert for a test.
31691 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31694 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
31696 2016-01-13 Richard Biener <rguenther@suse.de>
31698 PR tree-optimization/69242
31699 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
31700 assert with a check.
31702 2016-01-13 Richard Biener <rguenther@suse.de>
31704 PR tree-optimization/69186
31705 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
31706 Properly guard vect_update_misalignment_for_peel call.
31708 2016-01-12 Jeff Law <law@redhat.com>
31710 PR tree-optimization/pr67755
31711 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
31712 "need_profile_correction".
31713 (thread_block_1): Initialize new field to false by default. If we
31714 have multiple thread paths through a common joiner to different
31715 final targets, then set new field to true.
31716 (compute_path_counts): Only do count adjustment when it's really
31719 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31721 * doc/invoke.texi (Spec Files): Move section down in file, past
31722 all command-line option descriptions.
31724 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31726 PR middle-end/54809
31727 * doc/gty.texi: Remove documentation of mark_hook.
31728 * gengtype.c (struct write_types_data): Remove code to support
31729 mark_hook attribute.
31730 (walk_type): Likewise.
31731 (write_func_for_structure): Likewise.
31733 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31735 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
31736 Directory Options, and -specs= to Overall Options.
31737 (Overall Options): Adjust similarly. Reorder to group related
31738 options together. Make -specs= cross-reference the spec file details.
31739 (Directory Options): Adjust similarly.
31741 2016-01-12 Jeff Law <law@redhat.com>
31743 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
31745 2016-01-12 Olivier Hainque <hainque@adacore.com>
31747 * gcc.c (spec_undefvar_allowed): New global.
31748 (process_command): Set to true when running for --version or --help,
31750 (getenv_spec_function): When the variable is not defined, use the
31751 variable name as the variable value if we're allowed not to issue
31754 2016-01-12 Bin Cheng <bin.cheng@arm.com>
31756 PR tree-optimization/68911
31757 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
31758 information computed for expression "init + nit * step".
31760 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
31762 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
31763 about name of GCC executable. Remove deleted node from menu.
31764 (Directory Options) <-B>: Remove cross-reference to deleted node.
31765 (Target Options): Delete section.
31767 2016-01-12 Christian Bruel <christian.bruel@st.com>
31770 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
31771 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
31773 2016-01-12 Jakub Jelinek <jakub@redhat.com>
31776 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
31777 aligned_mem is properly set for AVX512-VL floating point masked
31781 * ifcvt.c (cond_exec_process_if_block): When removing the last
31782 insn from then_bb, remove also any possible barriers that follow it.
31784 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
31788 * config/i386/iamcu.h (SIZE_TYPE): New macro.
31789 (PTRDIFF_TYPE): Likewise.
31790 (WCHAR_TYPE): Likewise.
31791 (WCHAR_TYPE_SIZE): Likewise.
31792 (STDINT_LONG32): Likewise.
31794 2016-01-12 Richard Biener <rguenther@suse.de>
31796 PR tree-optimization/69053
31797 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
31798 convert initial value for cond reductions.
31800 2016-01-12 Richard Biener <rguenther@suse.de>
31802 PR tree-optimization/69007
31803 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
31804 widen_sum after dot_prod and sad.
31806 2016-01-12 Richard Biener <rguenther@suse.de>
31808 PR tree-optimization/69168
31809 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
31810 pattern stmt SLP type.
31811 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
31812 end up unused so cope with that case.
31814 2016-01-12 Richard Biener <rguenther@suse.de>
31816 PR tree-optimization/69157
31817 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
31818 stmts def type only during analyze phase.
31819 (vectorizable_call): Likewise.
31820 (vectorizable_simd_clone_call): Likewise.
31821 (vectorizable_conversion): Likewise.
31822 (vectorizable_assignment): Likewise.
31823 (vectorizable_shift): Likewise.
31824 (vectorizable_operation): Likewise.
31825 (vectorizable_store): Likewise.
31826 (vectorizable_load): Likewise.
31828 2016-01-12 Richard Biener <rguenther@suse.de>
31830 PR tree-optimization/69174
31831 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
31833 (vectorizable_load): Properly compute the number of loads needed
31834 for permuted strided SLP loads and do not spuriously assign
31835 to SLP_TREE_VEC_STMTS.
31837 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
31839 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
31840 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
31841 (MD_EXEC_PREFIX): Remove.
31842 (MD_STARTFILE_PREFIX) Removee.
31843 (FILE_NAME_ABSOLUTE_P): Remove.
31844 (CPP_SPEC): Do not read macros from sys/version.h.
31845 (LINK_COMMAND_SPEC): Remove.
31846 (LOCAL_INCLUDE_DIR): Remove.
31847 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
31848 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
31849 (POST_LINK_SPEC): Define to invoke stubify after linker
31850 (LIBSTDCXX): Remove define
31851 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
31852 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
31853 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
31854 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
31855 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
31856 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
31857 (i386_djgpp_asm_named_section): Add propotype of new procedure
31859 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
31860 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
31861 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
31862 in config/i386/djgpp.h).
31863 (STANDARD_STARTFILE_PREFIX_2): Define identical to
31864 STANDARD_STARTFILE_PREFIX_1.
31865 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
31866 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
31867 installation errors.
31868 (MAX_OFILE_ALIGNMENT): Define to 128.
31869 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
31871 * config/i386/djgpp.c: New file. Add implementation of
31872 i386_djgpp_asm_named_section.
31874 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
31876 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
31877 Add rule for building djgpp.o.
31879 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31881 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
31882 (rtx_is_swappable_p): Reductions are swappable.
31883 (insn_is_swappable_p): V2DF reductions are swappable.
31885 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
31887 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
31888 reloads for other unsupported memory operands.
31890 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31891 Jim Wilson <jim.wilson@linaro.org>
31894 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
31895 copy_to_mode_reg instead of force_reg.
31897 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
31900 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
31901 TARGET_80387 is true.
31903 2016-01-11 Jakub Jelinek <jakub@redhat.com>
31906 * lra-eliminations.c (move_plus_up): Only move plus up
31907 if subreg of the constant can be simplified into constant
31908 and use the simplified subreg of the constant instead of
31909 the original constant.
31911 * fold-const.c (fold_convertible_p): Don't return true
31912 for conversion of VECTOR_TYPE to same sized integral type.
31913 (fold_convert_loc): Fix up formatting. Fold conversion of
31914 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
31915 instead of NOP_EXPR.
31917 PR tree-optimization/69214
31918 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
31919 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
31922 PR tree-optimization/69207
31923 * tree-vect-slp.c (vect_get_constant_vectors): For
31924 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
31925 fold_convertible_p to vector_type's element type, and always
31926 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
31928 2016-01-11 Richard Biener <rguenther@suse.de>
31930 PR tree-optimization/69173
31931 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
31932 fixup the cycle if all stmts are in a pattern.
31934 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
31936 PR middle-end/68999
31937 * alias.c (base_alias_check): Move check for addresses with
31938 alignment ANDs before the call for compare_base_decls.
31939 (memrefs_conflict_p): Return -1 for different decls
31940 that went through alignment adjustments.
31942 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31944 PR rtl-optimization/68796
31945 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
31946 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
31947 and QImode comparisons against zero with CC_NZmode.
31948 * config/aarch64/iterators.md (short_mask): New mode_attr.
31950 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
31952 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
31953 (<avx512>_store<mode>_mask): Likewise.
31955 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
31956 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31958 PR rtl-optimization/68841
31959 * ifcvt.c (struct noce_if_info): Add orig_x field.
31960 (bbs_ok_for_cmove_arith): Add to_rename parameter.
31961 Don't record conflicts on to_rename if it's present.
31962 Allow memory destinations in sets.
31963 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
31964 blocks, passing orig_x to the checks.
31965 (noce_process_if_block): Set if_info->orig_x appropriately.
31967 2016-01-11 Tom de Vries <tom@codesourcery.com>
31969 PR tree-optimization/69069
31970 * tree-parloops.c (create_parallel_loop): Add missing phi args.
31972 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
31974 PR rtl-optimization/68920
31975 * config/i386/i386.c (ix86_option_override_internal): Restrict number
31976 of conditional moves for RTL if-conversion to 1 for
31977 TARGET_ONE_IF_CONV_INSN.
31978 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
31979 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
31980 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
31981 parameter to restirct number of conditional moves for
31983 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
31984 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
31987 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
31990 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
31991 onepart vars. Fix typo in comment. Fix reversed condition in
31993 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
31996 * var-tracking.c (dump_onepart_variable_differences): New.
31997 (dataflow_set_different): If a detailed dump is requested,
31998 delay early returns and dump differences between onepart
31999 variables present before and after, and added variables.
32001 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
32004 * expr.c (expand_expr_real_1): For boolean vector constants
32005 with a scalar mode use const_scalar_mask_from_tree.
32006 (const_scalar_mask_from_tree): New.
32007 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
32008 assigned to a mask type to handle constants.
32010 2016-01-11 Martin Jambor <mjambor@suse.cz>
32013 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
32014 useless parameters if we cannot change function signature.
32016 2016-01-11 Martin Jambor <mjambor@suse.cz>
32019 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
32022 2016-01-11 Tom de Vries <tom@codesourcery.com>
32024 PR tree-optimization/69109
32025 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
32028 2016-01-11 Tom de Vries <tom@codesourcery.com>
32030 PR tree-optimization/69108
32031 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
32032 res is not used in a phi.
32034 2016-01-11 Yury Gribov <y.gribov@samsung.com>
32037 * common.opt (frandom-seed): Fix parameter name.
32038 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
32040 2016-01-11 Tom de Vries <tom@codesourcery.com>
32042 PR tree-optimization/69058
32043 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
32046 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
32048 * config/arc/arc.opt (mdiv-rem): Add period to the end.
32049 (mcode-density): Likewise.
32051 2016-01-10 Tom de Vries <tom@codesourcery.com>
32053 PR tree-optimization/69062
32054 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
32055 (parallelize_loops): Don't paralelize loop that has phi with address
32058 2016-01-10 Tom de Vries <tom@codesourcery.com>
32060 PR tree-optimization/69039
32061 * tree-parloops.c (try_create_reduction_list): Only allow single exit
32064 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
32066 PR middle-end/68743
32067 * match.pd: Require target has function_c99_misc before doing
32068 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
32070 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
32072 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
32074 * configure: Regenerate.
32076 2016-01-09 Jakub Jelinek <jakub@redhat.com>
32078 PR middle-end/50865
32079 PR tree-optimization/69097
32080 * fold-const.h (expr_not_equal_to): New prototype.
32081 * fold-const.c: Include stringpool.h and tree-ssanames.h.
32082 (expr_not_equal_to): New function.
32083 * match.pd (X % -Y is the same as X % Y): Don't optimize
32084 unless X is known not to be equal to minimum or Y is known
32085 not to be equal to -1.
32086 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
32087 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
32088 (simplify_stmt_using_ranges): Adjust caller.
32089 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
32090 substitute_and_fold.
32092 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
32094 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
32097 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32099 PR tree-optimization/69167
32100 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
32101 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
32103 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
32105 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32106 Richard Biener <rguenther@suse.de>
32108 PR tree-optimization/68707
32109 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
32110 instances that can be handled via vect_load_lanes.
32112 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
32114 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
32115 if we can't determine address equivalence.
32116 * alias.c (compare_base_decl): Update for changed return value of
32117 symtab_node::equal_address_to.
32119 2016-01-08 Jason Merrill <jason@redhat.com>
32123 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
32124 * expr.c (store_field): Not here.
32125 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
32126 call with TREE_ADDRESSABLE type.
32127 * tree-cfg.c (verify_gimple_call): Adjust.
32129 2016-01-08 Olivier Hainque <hainque@adacore.com>
32131 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
32134 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
32136 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
32137 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
32138 (reduc_smin_v2sf): Rename to...
32139 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
32140 (reduc_splus_v2sf): Rename to...
32141 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
32143 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32145 PR tree-optimization/69162
32146 * gimplify.c (gimplify_va_arg_expr): Encode original type of
32147 valist argument in another argument.
32148 (gimplify_modify_expr): Adjust for the above change. Cleanup.
32149 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
32150 to determine the va_list type, build a MEM_REF instead of
32151 build_fold_indirect_ref.
32153 PR tree-optimization/69172
32154 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
32157 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
32159 PR tree-optimization/67781
32160 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
32161 and cmpnop in two steps: first the ones not accessed in original
32162 gimple expression in a endian independent way and then the ones not
32163 accessed in the final result in an endian-specific way.
32165 2016-01-08 Jakub Jelinek <jakub@redhat.com>
32167 PR tree-optimization/69083
32168 * tree-vect-slp.c (vect_get_constant_vectors): For
32169 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
32170 element type. If op is fold_convertible_p to vector_type's element
32171 type, use NOP_EXPR instead of VCE.
32173 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
32175 PR rtl-optimization/67778
32176 PR rtl-optimization/68634
32177 PR rtl-optimization/68909
32178 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
32179 block from the stack until done with it. Remove a superfluous
32180 bitmap set. Remove a superfluous bitmap test.
32182 2016-01-07 Martin Sebor <msebor@redhat.com>
32185 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
32186 constraint on the type of arguments.
32188 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
32190 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
32191 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
32192 unaligned_access on the gcc_options set.
32193 * config/arm/arm.c (arm_option_override_internal): Use
32194 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
32196 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32199 * config/i386/i386.c (ix86_frame_pointer_required): Enable
32200 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
32202 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
32205 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32208 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32209 depending on frame_pointer_needed before remaining integer and SSE
32210 registers are saved.
32212 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
32215 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
32217 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
32220 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
32221 Use the "xBm" constraint.
32222 (float<sseintvecmodelower><mode>2<mask_name><round_name):
32224 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
32225 (sse_cvtsi2ssq<round_name>): Likewise.
32226 (sse_cvtss2si<round_name>): Likewise.
32227 (sse_cvtss2siq<round_name>): Likewise.
32228 (sse2_cvtsi2sdq<round_name>): Likewise.
32229 (sse2_cvtsd2si<round_name>): Likewise.
32230 (sse2_cvtsd2siq<round_name>): Likewise.
32231 * config/i386/subst.md (round_nimm_scalar_predicate): New
32234 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
32236 PR middle-end/67639
32237 * varasm.c (make_decl_rtl): Mark invalid register vars as
32240 PR rtl-optimization/66206
32241 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
32242 All callers changed.
32244 2016-01-07 Jakub Jelinek <jakub@redhat.com>
32246 PR tree-optimization/69141
32247 * tree-ssa-pre.c: Include langhooks.h.
32248 (eliminate_dom_walker::before_dom_children): Use
32249 lang_hooks.decl_printable_name instead of
32250 cgraph_node::get ()->name ().
32252 PR middle-end/68960
32253 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
32254 it and DECL_ALIGN too.
32256 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
32258 * config/mips/mips-ftypes.def: Sort to lexicographical order.
32260 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
32263 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
32264 depending on frame_pointer_needed before remaining integer and SSE
32265 registers are saved.
32267 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32269 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
32270 mode iterator with VSX_M2.
32271 (*p9_vecstore_<mode>): Likewise.
32272 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
32273 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
32274 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
32275 (define_split for VSX_LE128 stores): Likewise.
32276 (define_peephole2 for TImode LE swaps): Likewise.
32277 (define_split for VSX_LE128 post-reload stores): Likewise.
32279 2016-01-06 Marek Polacek <polacek@redhat.com>
32282 * convert.c (convert_to_integer_1): Adjust call to
32283 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
32284 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
32285 EXPR instead of ARG.
32286 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
32288 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32291 * doc/extend.texi (RL78 Variable Attributes): New section.
32293 2016-01-05 Marek Polacek <polacek@redhat.com>
32296 * builtins.c (get_memmodel): Use expansion point location rather than
32297 the input location. Call warning_at rather than warning.
32298 (expand_builtin_atomic_compare_exchange): Likewise.
32299 (expand_builtin_atomic_load): Likewise.
32300 (expand_builtin_atomic_store): Likewise.
32301 (expand_builtin_atomic_clear): Likewise.
32303 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32306 * config/i386/i386.c (ix86_expand_vector_logical_operator):
32307 Replace nonimmediate_operand with vector_operand.
32308 * config/i386/predicates.md (vector_operand): New predicate.
32309 (general_vector_operand): Replace nonimmediate_operand with
32311 * config/i386/sse.md: Replace nonimmediate_operand with
32312 vector_operand and m constraint with Bm constraint on SSE
32313 patterns with 16-byte memory operand.
32314 * config/i386/subst.md (round_nimm_predicate): Replace
32315 nonimmediate_operand with vector_operand.
32316 (round_saeonly_nimm_predicate): Likewise.
32317 (round_saeonly_nimm_scalar_predicate): New.
32319 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
32322 * config/i386/constraints.md (Bm): New constraint.
32323 * config/i386/predicates.md (vector_memory_operand): New
32325 * config/i386/sse.md: Replace xm with xBm in plusminus and
32326 any_logic patterns.
32328 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32331 * doc/extend.texi (V850 Function Attributes): New section.
32332 (V850 Variable Attributes): New section.
32334 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
32337 * doc/extend.texi (MicroBlaze Function Attributes): Document
32338 interrupt_handler and fast_interrupt attributes.
32340 2016-01-05 Sergei Trofimovich <siarheit@google.com>
32343 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
32344 for local symbolic operands.
32345 * config/ia64/predicates.md (local_symbolic_operand64): New
32348 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32350 PR rtl-optimization/68651
32351 * combine.c (combine_simplify_rtx): Canonicalize x + x into
32354 2016-01-05 Nathan Sidwell <nathan@acm.org>
32356 * alias.c (compare_base_decls): Use symtab_node::get.
32358 2016-01-05 Nick Clifton <nickc@redhat.com>
32361 * ira-costs.c (copy_cost): Initialise the t_icode field of the
32362 secondary_reload_info structure.
32365 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
32366 decls if weak support is available.
32368 2016-01-04 Martin Sebor <msebor@redhat.com>
32370 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
32372 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32374 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
32375 OPTION_MASK_P9_DFORM.
32377 * config/rs6000/constraints.md (wo constraint): New constraint for
32380 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
32382 (rs6000_init_hard_regno_mode_ok): Likewise.
32384 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
32387 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
32388 expanders not to have constraints. Add support for ISA 3.0 xxperm
32389 instruction. Add support for fusing xxlor with xxperm.
32390 (altivec_vperm_<mode>_internal): Likewise.
32391 (altivec_vperm_v8hiv16qi): Likewise.
32392 (altivec_vperm_<mode>v16q): Likewise.
32393 (altivec_vperm_<mode>_uns): Likewise.
32394 (vperm_v8hiv4si): Likewise.
32395 (vperm_v16qiv8hi): Likewise.
32397 * doc/md.texi (RS/6000 constraints): Document wo constraint.
32399 2016-01-04 Jakub Jelinek <jakub@redhat.com>
32401 Update copyright years.
32403 * gcc.c (process_command): Update copyright notice dates.
32404 * gcov-dump.c (print_version): Ditto.
32405 * gcov.c (print_version): Ditto.
32406 * gcov-tool.c (print_version): Ditto.
32407 * gengtype.c (create_file): Ditto.
32408 * doc/cpp.texi: Bump @copying's copyright year.
32409 * doc/cppinternals.texi: Ditto.
32410 * doc/gcc.texi: Ditto.
32411 * doc/gccint.texi: Ditto.
32412 * doc/gcov.texi: Ditto.
32413 * doc/install.texi: Ditto.
32414 * doc/invoke.texi: Ditto.
32416 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32418 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
32419 modes larger than TImode as TImode if NEON is not enabled.
32421 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32424 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
32425 mode for %f0-%f31 only if TARGET_FPU.
32427 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
32430 * config/sparc/sparc.c (scan_record_type): Take into account subfields
32431 to compute the PACKED_P predicate.
32432 (function_arg_record_value): Minor tweaks.
32434 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
32436 * doc/install.texi (--with-multilib-list): Describe the meaning of the
32437 option for arm*-*-* targets.
32439 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
32441 * doc/extend.texi (Common Function Attributes): Move docs for
32442 MSP430-specific attributes to....
32443 (MSP430 Function Attributes): ...here. Delete the redundant
32444 entries and copy-edit the remaining text.
32445 (MSP430 Variable Attributes): Use uniform format for index
32446 entries and add a cross-reference to the corresponding function
32449 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
32451 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
32453 (x86 Options): Likewise.
32455 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32459 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
32460 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
32461 to corresponding attribute.
32463 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
32465 * doc/extend.texi (Common Function Attributes) <noplt>: Move
32466 to correct alphabetization of table. Copy-edit and correct
32468 <stack_protect>: Likewise.
32469 <target_clones>: Likewise.
32471 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
32472 Correct punctuation.
32473 (Code Gen Options) <-fno-plt>: Copy-edit.
32475 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
32478 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
32479 SI values. Explicitly convert SI to DI and vice-versa.
32481 2016-01-01 Jakub Jelinek <jakub@redhat.com>
32483 PR tree-optimization/69070
32484 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
32485 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
32488 * ubsan.c (ubsan_instrument_float_cast): Call
32489 initialize_sanitizer_builtins.
32492 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
32494 Copyright (C) 2016 Free Software Foundation, Inc.
32496 Copying and distribution of this file, with or without modification,
32497 are permitted in any medium without royalty provided the copyright
32498 notice and this notice are preserved.